diff --git a/stage0/src/Init/Lean/Elab/Tactic/Basic.lean b/stage0/src/Init/Lean/Elab/Tactic/Basic.lean
index 73cc708c68..b77b2f8680 100644
--- a/stage0/src/Init/Lean/Elab/Tactic/Basic.lean
+++ b/stage0/src/Init/Lean/Elab/Tactic/Basic.lean
@@ -329,6 +329,21 @@ fun stx => match_syntax stx with
     pure [mvarId]
   | _                       => throwUnsupportedSyntax
 
+@[builtinTactic «revert»] def evalRevert : Tactic :=
+fun stx => match_syntax stx with
+  | `(tactic| revert $hs*) => do
+     (g, gs) ← getMainGoal stx;
+     withMVarContext g $ do
+       fvarIds ← hs.mapM $ fun h => do {
+         fvar? ← liftTermElabM $ Term.isLocalTermId? h true;
+         match fvar? with
+         | some fvar => pure fvar.fvarId!
+         | none      => throwError h ("unknown variable '" ++ toString h.getId ++ "'")
+       };
+       (_, g) ← liftMetaM stx $ Meta.revert g fvarIds;
+       setGoals (g :: gs)
+  | _                     => throwUnsupportedSyntax
+
 @[builtinTactic paren] def evalParen : Tactic :=
 fun stx => evalTactic (stx.getArg 1)
 
diff --git a/stage0/src/Init/Lean/Elab/Term.lean b/stage0/src/Init/Lean/Elab/Term.lean
index de1ccd3c54..5baff5478e 100644
--- a/stage0/src/Init/Lean/Elab/Term.lean
+++ b/stage0/src/Init/Lean/Elab/Term.lean
@@ -913,8 +913,8 @@ lctx ← getLCtx;
 pure $ resolveLocalNameAux lctx n []
 
 /- Return true iff `stx` is a `Term.id`, and it is local variable. -/
-def isLocalTermId? (stx : Syntax) : TermElabM (Option Expr) :=
-match stx.isTermId? with
+def isLocalTermId? (stx : Syntax) (relaxed : Bool := false) : TermElabM (Option Expr) :=
+match stx.isTermId? relaxed with
 | some (Syntax.ident _ _ val _, _) => do
   r? ← resolveLocalName val;
   match r? with
diff --git a/stage0/src/Init/Lean/Message.lean b/stage0/src/Init/Lean/Message.lean
index 7df6f9502e..eb5faea33f 100644
--- a/stage0/src/Init/Lean/Message.lean
+++ b/stage0/src/Init/Lean/Message.lean
@@ -64,7 +64,7 @@ partial def formatAux : Option MessageDataContext → MessageData → Format
 | none,      ofExpr e          => format (toString e)
 | some ctx,  ofExpr e          => ppExpr ctx.env ctx.mctx ctx.lctx ctx.opts e
 | none,      ofGoal mvarId     => "goal " ++ format (mkMVar mvarId)
-| some ctx,  ofGoal mvarId     => ppGoal ctx.env ctx.mctx ctx.lctx ctx.opts mvarId
+| some ctx,  ofGoal mvarId     => ppGoal ctx.env ctx.mctx ctx.opts mvarId
 | _,         withContext ctx d => formatAux (some ctx) d
 | ctx,       tagged cls d      => Format.sbracket (format cls) ++ " " ++ formatAux ctx d
 | ctx,       nest n d          => Format.nest n (formatAux ctx d)
diff --git a/stage0/src/Init/Lean/Meta/AppBuilder.lean b/stage0/src/Init/Lean/Meta/AppBuilder.lean
index dbe8b2dd30..11bf749986 100644
--- a/stage0/src/Init/Lean/Meta/AppBuilder.lean
+++ b/stage0/src/Init/Lean/Meta/AppBuilder.lean
@@ -168,5 +168,33 @@ traceCtx `Meta.appBuilder $ withNewMCtxDepth $ do
   let fType := cinfo.instantiateTypeLevelParams us;
   mkAppMAux f xs 0 #[] 0 #[] fType
 
+def mkEqNDRec (motive h1 h2 : Expr) : MetaM Expr :=
+if h2.isAppOf `Eq.refl then pure h1
+else do
+  h2Type ← infer h2;
+  match h2Type.eq? with
+  | none => throwEx $ Exception.appBuilder `Eq.ndrec "equality proof expected" #[h2]
+  | some (α, a, b) => do
+    u2 ← getLevel α;
+    motiveType ← infer motive;
+    match motiveType with
+    | Expr.forallE _ _ (Expr.sort u1 _) _ =>
+      pure $ mkAppN (mkConst `Eq.ndrec [u1, u2]) #[α, a, motive, h1, b, h2]
+    | _ => throwEx $ Exception.appBuilder `Eq.ndrec "invalid motive" #[motive]
+
+def mkEqRec (motive h1 h2 : Expr) : MetaM Expr :=
+if h2.isAppOf `Eq.refl then pure h1
+else do
+  h2Type ← infer h2;
+  match h2Type.eq? with
+  | none => throwEx $ Exception.appBuilder `Eq.rec "equality proof expected" #[h2]
+  | some (α, a, b) => do
+    u2 ← getLevel α;
+    motiveType ← infer motive;
+    match motiveType with
+    | Expr.forallE _ _ (Expr.forallE _ _ (Expr.sort u1 _) _) _ =>
+      pure $ mkAppN (mkConst `Eq.rec [u1, u2]) #[α, a, motive, h1, b, h2]
+    | _ => throwEx $ Exception.appBuilder `Eq.rec "invalid motive" #[motive]
+
 end Meta
 end Lean
diff --git a/stage0/src/Init/Lean/Meta/Basic.lean b/stage0/src/Init/Lean/Meta/Basic.lean
index 9100c24dcc..984627f591 100644
--- a/stage0/src/Init/Lean/Meta/Basic.lean
+++ b/stage0/src/Init/Lean/Meta/Basic.lean
@@ -294,6 +294,9 @@ match mctx.findDecl? mvarId with
 | some d => pure d
 | none   => throwEx $ Exception.unknownExprMVar mvarId
 
+def setMVarKind (mvarId : MVarId) (kind : MetavarKind) : MetaM Unit :=
+modify $ fun s => { mctx := s.mctx.setMVarKind mvarId kind, .. s}
+
 def isReadOnlyExprMVar (mvarId : MVarId) : MetaM Bool := do
 mvarDecl ← getMVarDecl mvarId;
 mctx     ← getMCtx;
@@ -414,8 +417,8 @@ if xs.isEmpty then pure e else liftMkBindingM $ MetavarContext.mkLambda xs e
 def mkForallUsedOnly (xs : Array Expr) (e : Expr) : MetaM (Expr × Nat) :=
 if xs.isEmpty then pure (e, 0) else liftMkBindingM $ MetavarContext.mkForallUsedOnly xs e
 
-def elimMVarDeps (xs : Array Expr) (e : Expr) : MetaM Expr :=
-if xs.isEmpty then pure e else liftMkBindingM $ MetavarContext.elimMVarDeps xs e
+def elimMVarDeps (xs : Array Expr) (e : Expr) (preserveOrder : Bool := false) : MetaM Expr :=
+if xs.isEmpty then pure e else liftMkBindingM $ MetavarContext.elimMVarDeps xs e preserveOrder
 
 /-- Save cache, execute `x`, restore cache -/
 @[inline] def savingCache {α} (x : MetaM α) : MetaM α := do
@@ -796,16 +799,6 @@ mctx' ← getMCtx;
 modify $ fun s => { mctx := mctx, .. s };
 finally x (modify $ fun s => { mctx := mctx', .. s })
 
-instance MetaHasEval {α} [MetaHasEval α] : MetaHasEval (MetaM α) :=
-⟨fun env opts x => do
-   match x { config := { opts := opts }, currRecDepth := 0, maxRecDepth := getMaxRecDepth opts } { env := env } with
-   | EStateM.Result.ok a s    => do
-     s.traceState.traces.forM $ fun m => IO.println $ format m;
-     MetaHasEval.eval s.env opts a
-   | EStateM.Result.error err s => do
-     s.traceState.traces.forM $ fun m => IO.println $ format m;
-     throw (IO.userError (toString err))⟩
-
 @[init] private def regTraceClasses : IO Unit :=
 registerTraceClass `Meta
 
diff --git a/stage0/src/Init/Lean/Meta/Message.lean b/stage0/src/Init/Lean/Meta/Message.lean
index 436f87aef9..b908e67998 100644
--- a/stage0/src/Init/Lean/Meta/Message.lean
+++ b/stage0/src/Init/Lean/Meta/Message.lean
@@ -84,6 +84,16 @@ def toMessageData : Exception → MessageData
 
 end Exception
 
+instance MetaHasEval {α} [MetaHasEval α] : MetaHasEval (MetaM α) :=
+⟨fun env opts x => do
+   match x { config := { opts := opts }, currRecDepth := 0, maxRecDepth := getMaxRecDepth opts } { env := env } with
+   | EStateM.Result.ok a s    => do
+     s.traceState.traces.forM $ fun m => IO.println $ format m;
+     MetaHasEval.eval s.env opts a
+   | EStateM.Result.error err s => do
+     s.traceState.traces.forM $ fun m => IO.println $ format m;
+     throw (IO.userError (toString (format err.toMessageData)))⟩
+
 end Meta
 
 namespace KernelException
diff --git a/stage0/src/Init/Lean/Meta/Tactic.lean b/stage0/src/Init/Lean/Meta/Tactic.lean
index af6c31eb8b..7c971ff0eb 100644
--- a/stage0/src/Init/Lean/Meta/Tactic.lean
+++ b/stage0/src/Init/Lean/Meta/Tactic.lean
@@ -8,3 +8,4 @@ import Init.Lean.Meta.Tactic.Intro
 import Init.Lean.Meta.Tactic.Assumption
 import Init.Lean.Meta.Tactic.Apply
 import Init.Lean.Meta.Tactic.Revert
+import Init.Lean.Meta.Tactic.Clear
diff --git a/stage0/src/Init/Lean/Meta/Tactic/Clear.lean b/stage0/src/Init/Lean/Meta/Tactic/Clear.lean
new file mode 100644
index 0000000000..9e2c9da06b
--- /dev/null
+++ b/stage0/src/Init/Lean/Meta/Tactic/Clear.lean
@@ -0,0 +1,37 @@
+/-
+Copyright (c) 2020 Microsoft Corporation. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Leonardo de Moura
+-/
+prelude
+import Init.Lean.Meta.Tactic.Util
+
+namespace Lean
+namespace Meta
+
+def clear (mvarId : MVarId) (fvarId : FVarId) : MetaM MVarId :=
+withMVarContext mvarId $ do
+  checkNotAssigned mvarId `clear;
+  lctx ← getLCtx;
+  unless (lctx.contains fvarId) $
+    throwTacticEx `clear mvarId ("unknown hypothesis '" ++ mkFVar fvarId ++ "'");
+  tag ← getMVarTag mvarId;
+  mctx ← getMCtx;
+  lctx.forM $ fun localDecl =>
+    unless (localDecl.fvarId == fvarId) $
+      when (mctx.localDeclDependsOn (fun fvarId' => fvarId' == fvarId) localDecl) $
+        throwTacticEx `clear mvarId ("hypothesis '" ++ localDecl.value ++ "' depends on '" ++ mkFVar fvarId ++ "'");
+  mvarDecl ← getMVarDecl mvarId;
+  when (mctx.exprDependsOn (fun fvarId' => fvarId' == fvarId) mvarDecl.type) $
+    throwTacticEx `clear mvarId ("taget depends on '" ++ mkFVar fvarId ++ "'");
+  let lctx := lctx.erase fvarId;
+  localInsts ← getLocalInstances;
+  let localInsts := match localInsts.findIdx? $ fun localInst => localInst.fvar.fvarId! == fvarId with
+    | none => localInsts
+    | some idx => localInsts.eraseIdx idx;
+  newMVar ← mkFreshExprMVarAt lctx localInsts mvarDecl.type tag MetavarKind.syntheticOpaque;
+  modify $ fun s => { mctx := s.mctx.assignExpr mvarId newMVar, .. s };
+  pure newMVar.mvarId!
+
+end Meta
+end Lean
diff --git a/stage0/src/Init/Lean/Meta/Tactic/Intro.lean b/stage0/src/Init/Lean/Meta/Tactic/Intro.lean
index 08233df1bf..5dcb20729e 100644
--- a/stage0/src/Init/Lean/Meta/Tactic/Intro.lean
+++ b/stage0/src/Init/Lean/Meta/Tactic/Intro.lean
@@ -49,27 +49,28 @@ def introNCoreAux {σ} (mvarId : MVarId) (mkName : LocalContext → Name → σ
       else
         throwTacticEx `introN mvarId "insufficient number of binders"
 
-@[specialize] def introNCore {σ} (mvarId : MVarId) (n : Nat) (mkName : LocalContext → Name → σ → Name × σ) (s : σ) : MetaM (Array Expr × MVarId) :=
+@[specialize] def introNCore {σ} (mvarId : MVarId) (n : Nat) (mkName : LocalContext → Name → σ → Name × σ) (s : σ) : MetaM (Array FVarId × MVarId) :=
 withMVarContext mvarId $ do
   checkNotAssigned mvarId `introN;
   mvarType ← getMVarType mvarId;
   lctx ← getLCtx;
-  introNCoreAux mvarId mkName n lctx #[] 0 s mvarType
+  (fvars, mvarId) ← introNCoreAux mvarId mkName n lctx #[] 0 s mvarType;
+  pure (fvars.map Expr.fvarId!, mvarId)
 
 def mkAuxName (lctx : LocalContext) (defaultName : Name) : List Name → Name × List Name
 | []         => (lctx.getUnusedName defaultName, [])
 | n :: rest  => (if n == "_" then lctx.getUnusedName defaultName else n, rest)
 
-def introN (mvarId : MVarId) (n : Nat) (givenNames : List Name := []) : MetaM (Array Expr × MVarId) :=
+def introN (mvarId : MVarId) (n : Nat) (givenNames : List Name := []) : MetaM (Array FVarId × MVarId) :=
 introNCore mvarId n mkAuxName givenNames
 
-def intro (mvarId : MVarId) (name : Name) : MetaM (Expr × MVarId) := do
-(fvars, mvarId) ← introN mvarId 1 [name];
-pure (fvars.get! 0, mvarId)
+def intro (mvarId : MVarId) (name : Name) : MetaM (FVarId × MVarId) := do
+(fvarIds, mvarId) ← introN mvarId 1 [name];
+pure (fvarIds.get! 0, mvarId)
 
-def intro1 (mvarId : MVarId) : MetaM (Expr × MVarId) := do
-(fvars, mvarId) ← introN mvarId 1 [];
-pure (fvars.get! 0, mvarId)
+def intro1 (mvarId : MVarId) : MetaM (FVarId × MVarId) := do
+(fvarIds, mvarId) ← introN mvarId 1 [];
+pure (fvarIds.get! 0, mvarId)
 
 end Meta
 end Lean
diff --git a/stage0/src/Init/Lean/Meta/Tactic/Revert.lean b/stage0/src/Init/Lean/Meta/Tactic/Revert.lean
index a64fac75e4..bc221af7e5 100644
--- a/stage0/src/Init/Lean/Meta/Tactic/Revert.lean
+++ b/stage0/src/Init/Lean/Meta/Tactic/Revert.lean
@@ -9,11 +9,13 @@ import Init.Lean.Meta.Tactic.Util
 namespace Lean
 namespace Meta
 
-def revert (mvarId : MVarId) (fvars : Array FVarId) : MetaM (Array FVarId × MVarId) :=
+def revert (mvarId : MVarId) (fvars : Array FVarId) (preserveOrder : Bool := false) : MetaM (Array FVarId × MVarId) :=
 if fvars.isEmpty then pure (fvars, mvarId)
 else withMVarContext mvarId $ do
   checkNotAssigned mvarId `revert;
-  e ← elimMVarDeps (fvars.map mkFVar) (mkMVar mvarId);
+  -- Set metavariable kind to natural to make sure `elimMVarDeps` will assign it.
+  setMVarKind mvarId MetavarKind.natural;
+  e ← finally (elimMVarDeps (fvars.map mkFVar) (mkMVar mvarId) preserveOrder) (setMVarKind mvarId MetavarKind.syntheticOpaque);
   pure $ e.withApp $ fun mvar args => (args.map Expr.fvarId!, mvar.mvarId!)
 
 end Meta
diff --git a/stage0/src/Init/Lean/Meta/Tactic/Util.lean b/stage0/src/Init/Lean/Meta/Tactic/Util.lean
index cd8c55378e..cb8883fe83 100644
--- a/stage0/src/Init/Lean/Meta/Tactic/Util.lean
+++ b/stage0/src/Init/Lean/Meta/Tactic/Util.lean
@@ -30,9 +30,8 @@ pure mvarDecl.type
 def ppGoal (mvarId : MVarId) : MetaM Format := do
 env  ← getEnv;
 mctx ← getMCtx;
-lctx ← getLCtx;
 opts ← getOptions;
-pure $ ppGoal env mctx lctx opts mvarId
+pure $ ppGoal env mctx opts mvarId
 
 @[init] private def regTraceClasses : IO Unit :=
 registerTraceClass `Meta.Tactic
diff --git a/stage0/src/Init/Lean/MetavarContext.lean b/stage0/src/Init/Lean/MetavarContext.lean
index e05698c0ff..6148e5d464 100644
--- a/stage0/src/Init/Lean/MetavarContext.lean
+++ b/stage0/src/Init/Lean/MetavarContext.lean
@@ -323,6 +323,10 @@ match mctx.decls.find? mvarId with
 | some decl => decl
 | none      => panic! "unknown metavariable"
 
+def setMVarKind (mctx : MetavarContext) (mvarId : MVarId) (kind : MetavarKind) : MetavarContext :=
+let decl := mctx.getDecl mvarId;
+{ decls := mctx.decls.insert mvarId { kind := kind, .. decl }, .. mctx }
+
 def findLevelDepth? (mctx : MetavarContext) (mvarId : MVarId) : Option Nat :=
 mctx.lDepth.find? mvarId
 
@@ -654,7 +658,10 @@ structure State :=
 (ngen  : NameGenerator)
 (cache : HashMap Expr Expr := {}) --
 
-abbrev M := EStateM Exception State
+abbrev MCore := EStateM Exception State
+abbrev M     := ReaderT Bool (EStateM Exception State)
+
+def preserveOrder : M Bool := read
 
 instance : MonadHashMapCacheAdapter Expr Expr M :=
 { getCache    := do s ← get; pure s.cache,
@@ -674,13 +681,30 @@ xs.foldlFrom
     in `lctx` that may depend on `toRevert`.
 
     Remark: the result is sorted by `LocalDecl` indices. -/
-private def collectDeps (mctx : MetavarContext) (lctx : LocalContext) (toRevert : Array Expr) : Except Exception (Array Expr) :=
+private def collectDeps (mctx : MetavarContext) (lctx : LocalContext) (toRevert : Array Expr) (preserveOrder : Bool) : Except Exception (Array Expr) :=
 if toRevert.size == 0 then pure toRevert
-else
-  let minDecl := getLocalDeclWithSmallestIdx lctx toRevert;
+else do
+  when preserveOrder $ do {
+    -- Make sure none of `toRevert` is an AuxDecl
+    -- Make sure toRevert[j] does not depend on toRevert[i] for j > i
+    toRevert.size.forM $ fun i => do
+      let fvar := toRevert.get! i;
+      let decl := lctx.getFVar! fvar;
+      when decl.binderInfo.isAuxDecl $
+        throw (Exception.revertFailure mctx lctx toRevert decl);
+      i.forM $ fun j =>
+        let prevFVar := toRevert.get! j;
+        let prevDecl := lctx.getFVar! prevFVar;
+        when (localDeclDependsOn mctx (fun fvarId => fvarId == fvar.fvarId!) prevDecl) $
+          throw (Exception.revertFailure mctx lctx toRevert prevDecl)
+  };
+  let newToRevert      := if preserveOrder then toRevert else Array.mkEmpty toRevert.size;
+  let firstDeclToVisit := if preserveOrder then lctx.getFVar! toRevert.back else getLocalDeclWithSmallestIdx lctx toRevert;
+  let skipFirst        := preserveOrder;
   lctx.foldlFromM
-    (fun newToRevert decl =>
-      if toRevert.any (fun x => decl.fvarId == x.fvarId!) then
+    (fun (newToRevert : Array Expr) decl =>
+      if skipFirst && decl.index == firstDeclToVisit.index then pure newToRevert
+      else if toRevert.any (fun x => decl.fvarId == x.fvarId!) then
         pure (newToRevert.push decl.toExpr)
       else if localDeclDependsOn mctx (fun fvarId => newToRevert.any $ fun x => x.fvarId! == fvarId) decl then
         if decl.binderInfo.isAuxDecl then
@@ -689,8 +713,8 @@ else
           pure (newToRevert.push decl.toExpr)
       else
         pure newToRevert)
-    (Array.mkEmpty toRevert.size)
-    minDecl
+    newToRevert
+    firstDeclToVisit
 
 /-- Create a new `LocalContext` by removing the free variables in `toRevert` from `lctx`.
     We use this function when we create auxiliary metavariables at `elimMVarDepsAux`. -/
@@ -806,7 +830,8 @@ private partial def elimMVarDepsApp (elimMVarDepsAux : Expr → M Expr) (xs : Ar
         -/
         let continue (nestedFVars : Array Expr) : M Expr := do {
           args ← args.mapM (visit elimMVarDepsAux);
-          match collectDeps mctx mvarLCtx toRevert with
+          preserve ← preserveOrder;
+          match collectDeps mctx mvarLCtx toRevert preserve with
           | Except.error ex    => throw ex
           | Except.ok toRevert => do
             let newMVarLCtx   := reduceLocalContext mvarLCtx toRevert;
@@ -888,13 +913,13 @@ xs.size.foldRevM
 
 end MkBinding
 
-abbrev MkBindingM := ReaderT LocalContext MkBinding.M
+abbrev MkBindingM := ReaderT LocalContext MkBinding.MCore
 
-def elimMVarDeps (xs : Array Expr) (e : Expr) : MkBindingM Expr :=
-fun _ => MkBinding.elimMVarDeps xs e
+def elimMVarDeps (xs : Array Expr) (e : Expr) (preserveOrder : Bool) : MkBindingM Expr :=
+fun _ => MkBinding.elimMVarDeps xs e preserveOrder
 
 def mkBinding (isLambda : Bool) (xs : Array Expr) (e : Expr) (usedOnly : Bool := false) : MkBindingM (Expr × Nat) :=
-fun lctx => MkBinding.mkBinding isLambda lctx xs e usedOnly
+fun lctx => MkBinding.mkBinding isLambda lctx xs e usedOnly false
 
 @[inline] def mkLambda (xs : Array Expr) (e : Expr) : MkBindingM Expr := do
 (e, _) ← mkBinding true xs e;
diff --git a/stage0/src/Init/Lean/Parser/Tactic.lean b/stage0/src/Init/Lean/Parser/Tactic.lean
index 3cf8b773d3..74a6b35c2e 100644
--- a/stage0/src/Init/Lean/Parser/Tactic.lean
+++ b/stage0/src/Init/Lean/Parser/Tactic.lean
@@ -43,6 +43,8 @@ def nonEmptySeq : Parser := node `Lean.Parser.Tactic.seq $ sepBy1 tacticParser "
 @[builtinTacticParser] def «intro»      := parser! nonReservedSymbol "intro " >> optional ident'
 @[builtinTacticParser] def «intros»     := parser! nonReservedSymbol "intros " >> many ident'
 @[builtinTacticParser] def «revert»     := parser! nonReservedSymbol "revert " >> many1 ident
+@[builtinTacticParser] def «clear»      := parser! nonReservedSymbol "clear " >> many1 ident
+@[builtinTacticParser] def «subst»      := parser! nonReservedSymbol "subst " >> many1 ident
 @[builtinTacticParser] def «assumption» := parser! nonReservedSymbol "assumption"
 @[builtinTacticParser] def «apply»      := parser! nonReservedSymbol "apply " >> termParser
 @[builtinTacticParser] def «exact»      := parser! nonReservedSymbol "exact " >> termParser
diff --git a/stage0/src/Init/Lean/Util/PPGoal.lean b/stage0/src/Init/Lean/Util/PPGoal.lean
index bd1d058966..1207f044b1 100644
--- a/stage0/src/Init/Lean/Util/PPGoal.lean
+++ b/stage0/src/Init/Lean/Util/PPGoal.lean
@@ -8,11 +8,12 @@ import Init.Lean.Util.PPExt
 
 namespace Lean
 
-def ppGoal (env : Environment) (mctx : MetavarContext) (lctx : LocalContext) (opts : Options) (mvarId : MVarId) : Format :=
+def ppGoal (env : Environment) (mctx : MetavarContext) (opts : Options) (mvarId : MVarId) : Format :=
 match mctx.findDecl? mvarId with
 | none          => "unknown goal"
 | some mvarDecl =>
   let indent := 2; -- Use option
+  let lctx   := mvarDecl.lctx;
   let pp (e : Expr) : Format := ppExpr env mctx lctx opts e;
   let instMVars (e : Expr) : Expr := (mctx.instantiateMVars e).1;
   let addLine (fmt : Format) : Format := if fmt.isNil then fmt else fmt ++ Format.line;
@@ -21,7 +22,7 @@ match mctx.findDecl? mvarId with
     match ids, type? with
     | [], _        => fmt
     | _, none      => fmt
-    | _, some type => fmt ++ (Format.joinSep ids " " ++ " :" ++ Format.nest indent (Format.line ++ pp type)).group;
+    | _, some type => fmt ++ (Format.joinSep ids.reverse " " ++ " :" ++ Format.nest indent (Format.line ++ pp type)).group;
   let (varNames, type?, fmt) := mvarDecl.lctx.foldl
     (fun (acc : List Name × Option Expr × Format) (localDecl : LocalDecl) =>
        let (varNames, prevType?, fmt) := acc;
diff --git a/stage0/stdlib/CMakeLists.txt b/stage0/stdlib/CMakeLists.txt
index 8f7d035b0c..d3d17c0c2c 100644
--- a/stage0/stdlib/CMakeLists.txt
+++ b/stage0/stdlib/CMakeLists.txt
@@ -1 +1 @@
-add_library (stage0 OBJECT Init/./Coe.c Init/./Control.c Init/./Control/Alternative.c Init/./Control/Applicative.c Init/./Control/Conditional.c Init/./Control/EState.c Init/./Control/Except.c Init/./Control/Functor.c Init/./Control/Id.c Init/./Control/Lift.c Init/./Control/Monad.c Init/./Control/MonadFail.c Init/./Control/Option.c Init/./Control/Reader.c Init/./Control/State.c Init/./Core.c Init/./Data.c Init/./Data/Array.c Init/./Data/Array/Basic.c Init/./Data/Array/BinSearch.c Init/./Data/Array/QSort.c Init/./Data/AssocList.c Init/./Data/Basic.c Init/./Data/BinomialHeap.c Init/./Data/BinomialHeap/Basic.c Init/./Data/ByteArray.c Init/./Data/ByteArray/Basic.c Init/./Data/Char.c Init/./Data/Char/Basic.c Init/./Data/DList.c Init/./Data/Fin.c Init/./Data/Fin/Basic.c Init/./Data/HashMap.c Init/./Data/HashMap/Basic.c Init/./Data/HashSet.c Init/./Data/Hashable.c Init/./Data/Int.c Init/./Data/Int/Basic.c Init/./Data/List.c Init/./Data/List/Basic.c Init/./Data/List/BasicAux.c Init/./Data/List/Control.c Init/./Data/List/Instances.c Init/./Data/Nat.c Init/./Data/Nat/Basic.c Init/./Data/Nat/Bitwise.c Init/./Data/Nat/Control.c Init/./Data/Nat/Div.c Init/./Data/Option.c Init/./Data/Option/Basic.c Init/./Data/Option/BasicAux.c Init/./Data/Option/Instances.c Init/./Data/PersistentArray.c Init/./Data/PersistentArray/Basic.c Init/./Data/PersistentHashMap.c Init/./Data/PersistentHashMap/Basic.c Init/./Data/PersistentHashSet.c Init/./Data/Queue.c Init/./Data/Queue/Basic.c Init/./Data/RBMap.c Init/./Data/RBMap/Basic.c Init/./Data/RBMap/BasicAux.c Init/./Data/RBTree.c Init/./Data/RBTree/Basic.c Init/./Data/Random.c Init/./Data/Repr.c Init/./Data/Stack.c Init/./Data/Stack/Basic.c Init/./Data/String.c Init/./Data/String/Basic.c Init/./Data/ToString.c Init/./Data/UInt.c Init/./Default.c Init/./Fix.c Init/./HasCoe.c Init/./Lean.c Init/./Lean/Attributes.c Init/./Lean/AuxRecursor.c Init/./Lean/Class.c Init/./Lean/Compiler.c Init/./Lean/Compiler/ClosedTermCache.c Init/./Lean/Compiler/ConstFolding.c Init/./Lean/Compiler/ExportAttr.c Init/./Lean/Compiler/ExternAttr.c Init/./Lean/Compiler/IR.c Init/./Lean/Compiler/IR/Basic.c Init/./Lean/Compiler/IR/Borrow.c Init/./Lean/Compiler/IR/Boxing.c Init/./Lean/Compiler/IR/Checker.c Init/./Lean/Compiler/IR/CompilerM.c Init/./Lean/Compiler/IR/CtorLayout.c Init/./Lean/Compiler/IR/ElimDeadBranches.c Init/./Lean/Compiler/IR/ElimDeadVars.c Init/./Lean/Compiler/IR/EmitC.c Init/./Lean/Compiler/IR/EmitUtil.c Init/./Lean/Compiler/IR/ExpandResetReuse.c Init/./Lean/Compiler/IR/Format.c Init/./Lean/Compiler/IR/FreeVars.c Init/./Lean/Compiler/IR/LiveVars.c Init/./Lean/Compiler/IR/NormIds.c Init/./Lean/Compiler/IR/PushProj.c Init/./Lean/Compiler/IR/RC.c Init/./Lean/Compiler/IR/ResetReuse.c Init/./Lean/Compiler/IR/SimpCase.c Init/./Lean/Compiler/IR/UnboxResult.c Init/./Lean/Compiler/ImplementedByAttr.c Init/./Lean/Compiler/InitAttr.c Init/./Lean/Compiler/InlineAttrs.c Init/./Lean/Compiler/NameMangling.c Init/./Lean/Compiler/NeverExtractAttr.c Init/./Lean/Compiler/Specialize.c Init/./Lean/Compiler/Util.c Init/./Lean/Data/Format.c Init/./Lean/Data/KVMap.c Init/./Lean/Data/LBool.c Init/./Lean/Data/LOption.c Init/./Lean/Data/Name.c Init/./Lean/Data/Occurrences.c Init/./Lean/Data/Options.c Init/./Lean/Data/Position.c Init/./Lean/Data/SMap.c Init/./Lean/Data/Trie.c Init/./Lean/Declaration.c Init/./Lean/Elab.c Init/./Lean/Elab/Alias.c Init/./Lean/Elab/App.c Init/./Lean/Elab/Binders.c Init/./Lean/Elab/BuiltinNotation.c Init/./Lean/Elab/Command.c Init/./Lean/Elab/DeclModifiers.c Init/./Lean/Elab/Declaration.c Init/./Lean/Elab/Definition.c Init/./Lean/Elab/DoNotation.c Init/./Lean/Elab/Exception.c Init/./Lean/Elab/Frontend.c Init/./Lean/Elab/Import.c Init/./Lean/Elab/Level.c Init/./Lean/Elab/Log.c Init/./Lean/Elab/Match.c Init/./Lean/Elab/Quotation.c Init/./Lean/Elab/ResolveName.c Init/./Lean/Elab/StrategyAttrs.c Init/./Lean/Elab/StructInst.c Init/./Lean/Elab/Syntax.c Init/./Lean/Elab/SyntheticMVars.c Init/./Lean/Elab/Tactic.c Init/./Lean/Elab/Tactic/Basic.c Init/./Lean/Elab/Tactic/ElabTerm.c Init/./Lean/Elab/Term.c Init/./Lean/Elab/Util.c Init/./Lean/Environment.c Init/./Lean/EqnCompiler.c Init/./Lean/EqnCompiler/MatchPattern.c Init/./Lean/Eval.c Init/./Lean/Expr.c Init/./Lean/HeadIndex.c Init/./Lean/Hygiene.c Init/./Lean/Level.c Init/./Lean/Linter.c Init/./Lean/LocalContext.c Init/./Lean/Message.c Init/./Lean/Meta.c Init/./Lean/Meta/AbstractMVars.c Init/./Lean/Meta/AppBuilder.c Init/./Lean/Meta/Basic.c Init/./Lean/Meta/Check.c Init/./Lean/Meta/DiscrTree.c Init/./Lean/Meta/DiscrTreeTypes.c Init/./Lean/Meta/Exception.c Init/./Lean/Meta/ExprDefEq.c Init/./Lean/Meta/FunInfo.c Init/./Lean/Meta/InferType.c Init/./Lean/Meta/Instances.c Init/./Lean/Meta/KAbstract.c Init/./Lean/Meta/LevelDefEq.c Init/./Lean/Meta/Message.c Init/./Lean/Meta/Offset.c Init/./Lean/Meta/Reduce.c Init/./Lean/Meta/SynthInstance.c Init/./Lean/Meta/Tactic.c Init/./Lean/Meta/Tactic/Apply.c Init/./Lean/Meta/Tactic/Assumption.c Init/./Lean/Meta/Tactic/Intro.c Init/./Lean/Meta/Tactic/Revert.c Init/./Lean/Meta/Tactic/Util.c Init/./Lean/Meta/WHNF.c Init/./Lean/MetavarContext.c Init/./Lean/Modifiers.c Init/./Lean/Parser.c Init/./Lean/Parser/Command.c Init/./Lean/Parser/Level.c Init/./Lean/Parser/Module.c Init/./Lean/Parser/Parser.c Init/./Lean/Parser/Syntax.c Init/./Lean/Parser/Tactic.c Init/./Lean/Parser/Term.c Init/./Lean/Parser/Transform.c Init/./Lean/ProjFns.c Init/./Lean/ReducibilityAttrs.c Init/./Lean/ReplaceExpr.c Init/./Lean/Runtime.c Init/./Lean/Scopes.c Init/./Lean/Structure.c Init/./Lean/Syntax.c Init/./Lean/ToExpr.c Init/./Lean/Util/CollectFVars.c Init/./Lean/Util/CollectLevelParams.c Init/./Lean/Util/CollectMVars.c Init/./Lean/Util/FindMVar.c Init/./Lean/Util/MonadCache.c Init/./Lean/Util/PPExt.c Init/./Lean/Util/PPGoal.c Init/./Lean/Util/Path.c Init/./Lean/Util/Profile.c Init/./Lean/Util/RecDepth.c Init/./Lean/Util/Sorry.c Init/./Lean/Util/Trace.c Init/./Lean/Util/WHNF.c Init/./LeanInit.c Init/./MutQuot.c Init/./System.c Init/./System/FilePath.c Init/./System/IO.c Init/./System/IOError.c Init/./System/Platform.c Init/./Util.c Init/./WF.c)
+add_library (stage0 OBJECT Init/./Coe.c Init/./Control.c Init/./Control/Alternative.c Init/./Control/Applicative.c Init/./Control/Conditional.c Init/./Control/EState.c Init/./Control/Except.c Init/./Control/Functor.c Init/./Control/Id.c Init/./Control/Lift.c Init/./Control/Monad.c Init/./Control/MonadFail.c Init/./Control/Option.c Init/./Control/Reader.c Init/./Control/State.c Init/./Core.c Init/./Data.c Init/./Data/Array.c Init/./Data/Array/Basic.c Init/./Data/Array/BinSearch.c Init/./Data/Array/QSort.c Init/./Data/AssocList.c Init/./Data/Basic.c Init/./Data/BinomialHeap.c Init/./Data/BinomialHeap/Basic.c Init/./Data/ByteArray.c Init/./Data/ByteArray/Basic.c Init/./Data/Char.c Init/./Data/Char/Basic.c Init/./Data/DList.c Init/./Data/Fin.c Init/./Data/Fin/Basic.c Init/./Data/HashMap.c Init/./Data/HashMap/Basic.c Init/./Data/HashSet.c Init/./Data/Hashable.c Init/./Data/Int.c Init/./Data/Int/Basic.c Init/./Data/List.c Init/./Data/List/Basic.c Init/./Data/List/BasicAux.c Init/./Data/List/Control.c Init/./Data/List/Instances.c Init/./Data/Nat.c Init/./Data/Nat/Basic.c Init/./Data/Nat/Bitwise.c Init/./Data/Nat/Control.c Init/./Data/Nat/Div.c Init/./Data/Option.c Init/./Data/Option/Basic.c Init/./Data/Option/BasicAux.c Init/./Data/Option/Instances.c Init/./Data/PersistentArray.c Init/./Data/PersistentArray/Basic.c Init/./Data/PersistentHashMap.c Init/./Data/PersistentHashMap/Basic.c Init/./Data/PersistentHashSet.c Init/./Data/Queue.c Init/./Data/Queue/Basic.c Init/./Data/RBMap.c Init/./Data/RBMap/Basic.c Init/./Data/RBMap/BasicAux.c Init/./Data/RBTree.c Init/./Data/RBTree/Basic.c Init/./Data/Random.c Init/./Data/Repr.c Init/./Data/Stack.c Init/./Data/Stack/Basic.c Init/./Data/String.c Init/./Data/String/Basic.c Init/./Data/ToString.c Init/./Data/UInt.c Init/./Default.c Init/./Fix.c Init/./HasCoe.c Init/./Lean.c Init/./Lean/Attributes.c Init/./Lean/AuxRecursor.c Init/./Lean/Class.c Init/./Lean/Compiler.c Init/./Lean/Compiler/ClosedTermCache.c Init/./Lean/Compiler/ConstFolding.c Init/./Lean/Compiler/ExportAttr.c Init/./Lean/Compiler/ExternAttr.c Init/./Lean/Compiler/IR.c Init/./Lean/Compiler/IR/Basic.c Init/./Lean/Compiler/IR/Borrow.c Init/./Lean/Compiler/IR/Boxing.c Init/./Lean/Compiler/IR/Checker.c Init/./Lean/Compiler/IR/CompilerM.c Init/./Lean/Compiler/IR/CtorLayout.c Init/./Lean/Compiler/IR/ElimDeadBranches.c Init/./Lean/Compiler/IR/ElimDeadVars.c Init/./Lean/Compiler/IR/EmitC.c Init/./Lean/Compiler/IR/EmitUtil.c Init/./Lean/Compiler/IR/ExpandResetReuse.c Init/./Lean/Compiler/IR/Format.c Init/./Lean/Compiler/IR/FreeVars.c Init/./Lean/Compiler/IR/LiveVars.c Init/./Lean/Compiler/IR/NormIds.c Init/./Lean/Compiler/IR/PushProj.c Init/./Lean/Compiler/IR/RC.c Init/./Lean/Compiler/IR/ResetReuse.c Init/./Lean/Compiler/IR/SimpCase.c Init/./Lean/Compiler/IR/UnboxResult.c Init/./Lean/Compiler/ImplementedByAttr.c Init/./Lean/Compiler/InitAttr.c Init/./Lean/Compiler/InlineAttrs.c Init/./Lean/Compiler/NameMangling.c Init/./Lean/Compiler/NeverExtractAttr.c Init/./Lean/Compiler/Specialize.c Init/./Lean/Compiler/Util.c Init/./Lean/Data/Format.c Init/./Lean/Data/KVMap.c Init/./Lean/Data/LBool.c Init/./Lean/Data/LOption.c Init/./Lean/Data/Name.c Init/./Lean/Data/Occurrences.c Init/./Lean/Data/Options.c Init/./Lean/Data/Position.c Init/./Lean/Data/SMap.c Init/./Lean/Data/Trie.c Init/./Lean/Declaration.c Init/./Lean/Elab.c Init/./Lean/Elab/Alias.c Init/./Lean/Elab/App.c Init/./Lean/Elab/Binders.c Init/./Lean/Elab/BuiltinNotation.c Init/./Lean/Elab/Command.c Init/./Lean/Elab/DeclModifiers.c Init/./Lean/Elab/Declaration.c Init/./Lean/Elab/Definition.c Init/./Lean/Elab/DoNotation.c Init/./Lean/Elab/Exception.c Init/./Lean/Elab/Frontend.c Init/./Lean/Elab/Import.c Init/./Lean/Elab/Level.c Init/./Lean/Elab/Log.c Init/./Lean/Elab/Match.c Init/./Lean/Elab/Quotation.c Init/./Lean/Elab/ResolveName.c Init/./Lean/Elab/StrategyAttrs.c Init/./Lean/Elab/StructInst.c Init/./Lean/Elab/Syntax.c Init/./Lean/Elab/SyntheticMVars.c Init/./Lean/Elab/Tactic.c Init/./Lean/Elab/Tactic/Basic.c Init/./Lean/Elab/Tactic/ElabTerm.c Init/./Lean/Elab/Term.c Init/./Lean/Elab/Util.c Init/./Lean/Environment.c Init/./Lean/EqnCompiler.c Init/./Lean/EqnCompiler/MatchPattern.c Init/./Lean/Eval.c Init/./Lean/Expr.c Init/./Lean/HeadIndex.c Init/./Lean/Hygiene.c Init/./Lean/Level.c Init/./Lean/Linter.c Init/./Lean/LocalContext.c Init/./Lean/Message.c Init/./Lean/Meta.c Init/./Lean/Meta/AbstractMVars.c Init/./Lean/Meta/AppBuilder.c Init/./Lean/Meta/Basic.c Init/./Lean/Meta/Check.c Init/./Lean/Meta/DiscrTree.c Init/./Lean/Meta/DiscrTreeTypes.c Init/./Lean/Meta/Exception.c Init/./Lean/Meta/ExprDefEq.c Init/./Lean/Meta/FunInfo.c Init/./Lean/Meta/InferType.c Init/./Lean/Meta/Instances.c Init/./Lean/Meta/KAbstract.c Init/./Lean/Meta/LevelDefEq.c Init/./Lean/Meta/Message.c Init/./Lean/Meta/Offset.c Init/./Lean/Meta/Reduce.c Init/./Lean/Meta/SynthInstance.c Init/./Lean/Meta/Tactic.c Init/./Lean/Meta/Tactic/Apply.c Init/./Lean/Meta/Tactic/Assumption.c Init/./Lean/Meta/Tactic/Clear.c Init/./Lean/Meta/Tactic/Intro.c Init/./Lean/Meta/Tactic/Revert.c Init/./Lean/Meta/Tactic/Util.c Init/./Lean/Meta/WHNF.c Init/./Lean/MetavarContext.c Init/./Lean/Modifiers.c Init/./Lean/Parser.c Init/./Lean/Parser/Command.c Init/./Lean/Parser/Level.c Init/./Lean/Parser/Module.c Init/./Lean/Parser/Parser.c Init/./Lean/Parser/Syntax.c Init/./Lean/Parser/Tactic.c Init/./Lean/Parser/Term.c Init/./Lean/Parser/Transform.c Init/./Lean/ProjFns.c Init/./Lean/ReducibilityAttrs.c Init/./Lean/ReplaceExpr.c Init/./Lean/Runtime.c Init/./Lean/Scopes.c Init/./Lean/Structure.c Init/./Lean/Syntax.c Init/./Lean/ToExpr.c Init/./Lean/Util/CollectFVars.c Init/./Lean/Util/CollectLevelParams.c Init/./Lean/Util/CollectMVars.c Init/./Lean/Util/FindMVar.c Init/./Lean/Util/MonadCache.c Init/./Lean/Util/PPExt.c Init/./Lean/Util/PPGoal.c Init/./Lean/Util/Path.c Init/./Lean/Util/Profile.c Init/./Lean/Util/RecDepth.c Init/./Lean/Util/Sorry.c Init/./Lean/Util/Trace.c Init/./Lean/Util/WHNF.c Init/./LeanInit.c Init/./MutQuot.c Init/./System.c Init/./System/FilePath.c Init/./System/IO.c Init/./System/IOError.c Init/./System/Platform.c Init/./Util.c Init/./WF.c)
diff --git a/stage0/stdlib/Init/Lean/Elab/App.c b/stage0/stdlib/Init/Lean/Elab/App.c
index 6793948527..d0c335a5f3 100644
--- a/stage0/stdlib/Init/Lean/Elab/App.c
+++ b/stage0/stdlib/Init/Lean/Elab/App.c
@@ -160,7 +160,6 @@ lean_object* l___private_Init_Lean_Elab_App_7__hasTypeMVar___boxed(lean_object*,
 lean_object* l_Lean_Elab_Term_addNamedArg___closed__3;
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_mkConst___closed__4;
 lean_object* l___regBuiltinTermElab_Lean_Elab_Term_elabArrayRef___closed__2;
 lean_object* l___private_Init_Lean_Elab_App_24__mergeFailures___rarg___closed__2;
 lean_object* l_ReaderT_pure___at___private_Init_Lean_Elab_App_26__expandApp___spec__2(lean_object*);
@@ -267,6 +266,7 @@ lean_object* l_Lean_mkLevelSucc(lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__9;
 lean_object* l_Lean_Elab_Term_getLCtx(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_elabSortApp(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__27;
@@ -5767,7 +5767,7 @@ lean_ctor_set(x_82, 0, x_65);
 x_83 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_83, 0, x_81);
 lean_ctor_set(x_83, 1, x_82);
-x_84 = l_Lean_Elab_Term_mkConst___closed__4;
+x_84 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_85 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_85, 0, x_83);
 lean_ctor_set(x_85, 1, x_84);
@@ -5826,7 +5826,7 @@ lean_ctor_set(x_99, 0, x_65);
 x_100 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_100, 0, x_98);
 lean_ctor_set(x_100, 1, x_99);
-x_101 = l_Lean_Elab_Term_mkConst___closed__4;
+x_101 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_102 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_102, 0, x_100);
 lean_ctor_set(x_102, 1, x_101);
@@ -5902,7 +5902,7 @@ lean_ctor_set(x_117, 0, x_65);
 x_118 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_118, 0, x_116);
 lean_ctor_set(x_118, 1, x_117);
-x_119 = l_Lean_Elab_Term_mkConst___closed__4;
+x_119 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_120 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_120, 0, x_118);
 lean_ctor_set(x_120, 1, x_119);
@@ -5962,7 +5962,7 @@ lean_ctor_set(x_135, 0, x_65);
 x_136 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_136, 0, x_134);
 lean_ctor_set(x_136, 1, x_135);
-x_137 = l_Lean_Elab_Term_mkConst___closed__4;
+x_137 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_138 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_138, 0, x_136);
 lean_ctor_set(x_138, 1, x_137);
@@ -6066,7 +6066,7 @@ lean_ctor_set(x_165, 0, x_148);
 x_166 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_166, 0, x_164);
 lean_ctor_set(x_166, 1, x_165);
-x_167 = l_Lean_Elab_Term_mkConst___closed__4;
+x_167 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_168 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_168, 0, x_166);
 lean_ctor_set(x_168, 1, x_167);
@@ -6125,7 +6125,7 @@ lean_ctor_set(x_182, 0, x_148);
 x_183 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_183, 0, x_181);
 lean_ctor_set(x_183, 1, x_182);
-x_184 = l_Lean_Elab_Term_mkConst___closed__4;
+x_184 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_185 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_185, 0, x_183);
 lean_ctor_set(x_185, 1, x_184);
@@ -6201,7 +6201,7 @@ lean_ctor_set(x_200, 0, x_148);
 x_201 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_201, 0, x_199);
 lean_ctor_set(x_201, 1, x_200);
-x_202 = l_Lean_Elab_Term_mkConst___closed__4;
+x_202 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_203 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_203, 0, x_201);
 lean_ctor_set(x_203, 1, x_202);
@@ -6261,7 +6261,7 @@ lean_ctor_set(x_218, 0, x_148);
 x_219 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_219, 0, x_217);
 lean_ctor_set(x_219, 1, x_218);
-x_220 = l_Lean_Elab_Term_mkConst___closed__4;
+x_220 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_221 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_221, 0, x_219);
 lean_ctor_set(x_221, 1, x_220);
@@ -6395,7 +6395,7 @@ lean_ctor_set(x_252, 0, x_235);
 x_253 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_253, 0, x_251);
 lean_ctor_set(x_253, 1, x_252);
-x_254 = l_Lean_Elab_Term_mkConst___closed__4;
+x_254 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_255 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_255, 0, x_253);
 lean_ctor_set(x_255, 1, x_254);
@@ -6460,7 +6460,7 @@ lean_ctor_set(x_270, 0, x_235);
 x_271 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_271, 0, x_269);
 lean_ctor_set(x_271, 1, x_270);
-x_272 = l_Lean_Elab_Term_mkConst___closed__4;
+x_272 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_273 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_273, 0, x_271);
 lean_ctor_set(x_273, 1, x_272);
@@ -6576,7 +6576,7 @@ lean_ctor_set(x_300, 0, x_283);
 x_301 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_301, 0, x_299);
 lean_ctor_set(x_301, 1, x_300);
-x_302 = l_Lean_Elab_Term_mkConst___closed__4;
+x_302 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_303 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_303, 0, x_301);
 lean_ctor_set(x_303, 1, x_302);
@@ -6641,7 +6641,7 @@ lean_ctor_set(x_318, 0, x_283);
 x_319 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_319, 0, x_317);
 lean_ctor_set(x_319, 1, x_318);
-x_320 = l_Lean_Elab_Term_mkConst___closed__4;
+x_320 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_321 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_321, 0, x_319);
 lean_ctor_set(x_321, 1, x_320);
@@ -6748,7 +6748,7 @@ x_341 = l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__28;
 x_342 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_342, 0, x_341);
 lean_ctor_set(x_342, 1, x_340);
-x_343 = l_Lean_Elab_Term_mkConst___closed__4;
+x_343 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_344 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_344, 0, x_342);
 lean_ctor_set(x_344, 1, x_343);
@@ -6791,7 +6791,7 @@ x_353 = l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__28;
 x_354 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_354, 0, x_353);
 lean_ctor_set(x_354, 1, x_352);
-x_355 = l_Lean_Elab_Term_mkConst___closed__4;
+x_355 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_356 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_356, 0, x_354);
 lean_ctor_set(x_356, 1, x_355);
@@ -7644,7 +7644,7 @@ x_37 = l___private_Init_Lean_Elab_App_17__addLValArg___main___closed__12;
 x_38 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_38, 0, x_37);
 lean_ctor_set(x_38, 1, x_36);
-x_39 = l_Lean_Elab_Term_mkConst___closed__4;
+x_39 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_40 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_40, 0, x_38);
 lean_ctor_set(x_40, 1, x_39);
diff --git a/stage0/stdlib/Init/Lean/Elab/Command.c b/stage0/stdlib/Init/Lean/Elab/Command.c
index 390d65ab66..6f7d95ceb8 100644
--- a/stage0/stdlib/Init/Lean/Elab/Command.c
+++ b/stage0/stdlib/Init/Lean/Elab/Command.c
@@ -148,7 +148,6 @@ lean_object* l_Lean_Elab_getPos___at_Lean_Elab_Command_throwError___spec__2___bo
 extern lean_object* l_Lean_Elab_Exception_inhabited___closed__1;
 lean_object* l_Lean_Elab_Command_Scope_inhabited;
 extern lean_object* l_Lean_Parser_Command_section___elambda__1___closed__1;
-extern lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
 lean_object* l_Lean_Name_getNumParts___main(lean_object*);
 lean_object* l_Lean_Elab_Command_elabOpen(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_mkMessageAt___at_Lean_Elab_Command_throwError___spec__3(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
@@ -259,7 +258,6 @@ uint8_t l_HashMapImp_contains___at_Lean_Elab_Command_addBuiltinCommandElab___spe
 lean_object* l_Lean_Elab_Command_expandDeclId___boxed(lean_object*);
 lean_object* l___regBuiltinCommandElab_Lean_Elab_Command_elabSetOption(lean_object*);
 lean_object* l_Lean_Elab_Command_elabOpenRenaming(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_mkConst___closed__4;
 lean_object* l_List_lengthAux___main___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_resolveNamespace(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_addBuiltinCommandElab___closed__1;
@@ -356,6 +354,7 @@ lean_object* l___regBuiltinCommandElab_Lean_Elab_Command_elabEnd(lean_object*);
 lean_object* l_Lean_Elab_Command_throwAlreadyDeclaredUniverseLevel___rarg___closed__1;
 extern lean_object* l_Lean_Elab_Term_elabTermAux___main___closed__3;
 lean_object* l___private_Init_Lean_Elab_Command_13__addNamespace___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_IO_runMeta___rarg___closed__4;
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__3;
 lean_object* l_Lean_Elab_Command_withMacroExpansion(lean_object*);
 lean_object* l_Lean_Elab_Command_withDeclId___closed__3;
@@ -405,6 +404,7 @@ lean_object* lean_environment_main_module(lean_object*);
 lean_object* l___regBuiltinCommandElab_Lean_Elab_Command_elabOpen___closed__1;
 lean_object* l_Lean_Elab_Command_elabVariables___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabExport___closed__1;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Command_getScope(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabEnd___closed__6;
 lean_object* l_Lean_Elab_Command_elabExport___boxed(lean_object*, lean_object*, lean_object*);
@@ -7977,7 +7977,7 @@ x_2 = lean_ctor_get(x_1, 0);
 x_3 = lean_ctor_get(x_1, 1);
 x_4 = lean_ctor_get(x_1, 3);
 x_5 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_6 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_6 = l_IO_runMeta___rarg___closed__4;
 x_7 = l_Lean_NameGenerator_Inhabited___closed__3;
 x_8 = l_Lean_TraceState_Inhabited___closed__1;
 x_9 = l_PersistentArray_empty___closed__3;
@@ -12960,7 +12960,7 @@ x_9 = l_Lean_Elab_Command_logUnknownDecl___closed__2;
 x_10 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_10, 0, x_9);
 lean_ctor_set(x_10, 1, x_8);
-x_11 = l_Lean_Elab_Term_mkConst___closed__4;
+x_11 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_12 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_12, 0, x_10);
 lean_ctor_set(x_12, 1, x_11);
diff --git a/stage0/stdlib/Init/Lean/Elab/Quotation.c b/stage0/stdlib/Init/Lean/Elab/Quotation.c
index 18528ac5f7..281fcc77df 100644
--- a/stage0/stdlib/Init/Lean/Elab/Quotation.c
+++ b/stage0/stdlib/Init/Lean/Elab/Quotation.c
@@ -165,7 +165,6 @@ lean_object* l___private_Init_Lean_Elab_Quotation_9__compileStxMatch___main___cl
 lean_object* l___private_Init_Lean_Elab_Quotation_8__explodeHeadPat___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Quotation_7__getHeadInfo___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_Elab_Term_Quotation_match__syntax_expand___spec__1___lambda__1___boxed(lean_object*);
-extern lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
 lean_object* l___private_Init_Lean_Elab_Quotation_7__getHeadInfo___elambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Quotation_5__quoteSyntax___main___closed__47;
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_Elab_Quotation_5__quoteSyntax___main___spec__1___closed__7;
@@ -375,6 +374,7 @@ lean_object* l___private_Init_Lean_Elab_Quotation_11__letBindRhss___main___close
 lean_object* l_Lean_mkFVar(lean_object*);
 lean_object* l_List_head_x21___at___private_Init_Lean_Elab_Quotation_9__compileStxMatch___main___spec__2___closed__3;
 lean_object* l_Lean_Elab_Term_TermElabM_inhabited___boxed(lean_object*, lean_object*);
+extern lean_object* l_IO_runMeta___rarg___closed__4;
 extern lean_object* l_Lean_nullKind___closed__1;
 lean_object* l_List_foldl___main___at___private_Init_Lean_Elab_Quotation_13__toPreterm___main___spec__8(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Quotation_8__explodeHeadPat___closed__3;
@@ -25235,7 +25235,7 @@ lean_ctor_set_uint8(x_21, sizeof(void*)*10, x_20);
 lean_ctor_set_uint8(x_21, sizeof(void*)*10 + 1, x_20);
 lean_ctor_set_uint8(x_21, sizeof(void*)*10 + 2, x_20);
 x_22 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_23 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_23 = l_IO_runMeta___rarg___closed__4;
 x_24 = l_Lean_NameGenerator_Inhabited___closed__3;
 x_25 = l_Lean_TraceState_Inhabited___closed__1;
 x_26 = l_PersistentArray_empty___closed__3;
diff --git a/stage0/stdlib/Init/Lean/Elab/StructInst.c b/stage0/stdlib/Init/Lean/Elab/StructInst.c
index 637603be83..bf7a2fc904 100644
--- a/stage0/stdlib/Init/Lean/Elab/StructInst.c
+++ b/stage0/stdlib/Init/Lean/Elab/StructInst.c
@@ -13,7 +13,6 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-extern lean_object* l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
 lean_object* l_Lean_Elab_Term_StructInst_formatStruct___main(lean_object*);
 lean_object* l___private_Init_Lean_Elab_StructInst_17__groupFields(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Struct_modifyFields(lean_object*, lean_object*);
@@ -163,7 +162,6 @@ lean_object* l___private_Init_Lean_Elab_StructInst_14__getFieldIdx___boxed(lean_
 extern lean_object* l_Lean_formatEntry___closed__2;
 lean_object* l___private_Init_Lean_Elab_StructInst_4__elabModifyOp___closed__3;
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_mkConst___closed__4;
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_Elab_StructInst_18__expandStruct___main___spec__8(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_find___main___at___private_Init_Lean_Elab_StructInst_12__mkFieldMap___spec__2(lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_Elab_StructInst_12__mkFieldMap___spec__1(lean_object*, lean_object*);
@@ -244,6 +242,7 @@ lean_object* l_Lean_Elab_Term_StructInst_formatField___closed__1;
 lean_object* l_List_map___main___at___private_Init_Lean_Elab_StructInst_7__mkStructView___spec__3(lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Source_hasFormat___closed__1;
 lean_object* l_Lean_Syntax_setArg(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_StructInst_Struct_modifyFieldsM___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Source_hasFormat___closed__4;
 lean_object* l_AssocList_find___main___at___private_Init_Lean_Elab_StructInst_12__mkFieldMap___spec__2___boxed(lean_object*, lean_object*);
@@ -314,7 +313,7 @@ lean_object* l___private_Init_Lean_Elab_StructInst_5__getStructName___closed__1;
 lean_object* l_Lean_Elab_Term_StructInst_Field_inhabited___closed__2;
 uint8_t l_Lean_isStructureLike(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_StructInst_5__getStructName___closed__2;
-lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_indentExpr(lean_object*);
 lean_object* l___private_Init_Lean_Elab_StructInst_19__elabStructInstAux___closed__9;
 lean_object* l___private_Init_Lean_Elab_StructInst_1__expandNonAtomicExplicitSource(lean_object*, lean_object*, lean_object*);
@@ -334,6 +333,7 @@ lean_object* l___private_Init_Lean_Elab_StructInst_17__groupFields___lambda__2__
 lean_object* l___private_Init_Lean_Elab_StructInst_5__getStructName___closed__4;
 extern lean_object* l_addParenHeuristic___closed__1;
 lean_object* l_Lean_Elab_Term_StructInst_elabStructInst___closed__2;
+extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l___private_Init_Lean_Elab_StructInst_17__groupFields___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_StructInst_17__groupFields___lambda__3___closed__1;
 lean_object* l___private_Init_Lean_Elab_StructInst_19__elabStructInstAux___closed__4;
@@ -468,206 +468,208 @@ x_34 = l_Lean_Syntax_getArg(x_12, x_33);
 x_35 = l_Lean_Syntax_isNone(x_34);
 if (x_35 == 0)
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+lean_object* x_36; lean_object* x_37; uint8_t x_38; lean_object* x_39; lean_object* x_40; 
 x_36 = lean_unsigned_to_nat(0u);
 x_37 = l_Lean_Syntax_getArg(x_34, x_36);
+x_38 = 0;
 lean_inc(x_37);
-x_38 = l_Lean_Elab_Term_isLocalTermId_x3f(x_37, x_4, x_5);
-x_39 = lean_ctor_get(x_38, 0);
-lean_inc(x_39);
-if (lean_obj_tag(x_39) == 0)
-{
-lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; uint8_t x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-lean_dec(x_32);
-x_40 = lean_ctor_get(x_38, 1);
+x_39 = l_Lean_Elab_Term_isLocalTermId_x3f(x_37, x_38, x_4, x_5);
+x_40 = lean_ctor_get(x_39, 0);
 lean_inc(x_40);
-lean_dec(x_38);
-x_41 = l_Lean_Elab_Term_getCurrMacroScope(x_4, x_40);
-x_42 = lean_ctor_get(x_41, 0);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_41, 1);
+if (lean_obj_tag(x_40) == 0)
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; uint8_t x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; 
+lean_dec(x_32);
+x_41 = lean_ctor_get(x_39, 1);
+lean_inc(x_41);
+lean_dec(x_39);
+x_42 = l_Lean_Elab_Term_getCurrMacroScope(x_4, x_41);
+x_43 = lean_ctor_get(x_42, 0);
 lean_inc(x_43);
-lean_dec(x_41);
-x_44 = l_Lean_Elab_Term_getMainModule___rarg(x_43);
-x_45 = lean_ctor_get(x_44, 0);
-lean_inc(x_45);
-x_46 = lean_ctor_get(x_44, 1);
+x_44 = lean_ctor_get(x_42, 1);
+lean_inc(x_44);
+lean_dec(x_42);
+x_45 = l_Lean_Elab_Term_getMainModule___rarg(x_44);
+x_46 = lean_ctor_get(x_45, 0);
 lean_inc(x_46);
-lean_dec(x_44);
-x_47 = lean_box(0);
-x_48 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__3;
-x_49 = l_Lean_addMacroScope(x_45, x_48, x_42);
-x_50 = lean_box(0);
-x_51 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__2;
-x_52 = lean_alloc_ctor(3, 4, 0);
-lean_ctor_set(x_52, 0, x_47);
-lean_ctor_set(x_52, 1, x_51);
-lean_ctor_set(x_52, 2, x_49);
-lean_ctor_set(x_52, 3, x_50);
-x_53 = l_Array_empty___closed__1;
-x_54 = lean_array_push(x_53, x_52);
-x_55 = l___private_Init_Lean_Elab_Term_5__expandCDot___main___closed__4;
-x_56 = lean_array_push(x_54, x_55);
-x_57 = l_Lean_mkTermIdFromIdent___closed__2;
-x_58 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_58, 0, x_57);
-lean_ctor_set(x_58, 1, x_56);
-x_59 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_59, 0, x_37);
-x_60 = 1;
-lean_ctor_set(x_3, 0, x_59);
-lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_60);
-x_61 = l_Lean_Syntax_setArg(x_34, x_36, x_58);
+x_47 = lean_ctor_get(x_45, 1);
+lean_inc(x_47);
+lean_dec(x_45);
+x_48 = lean_box(0);
+x_49 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__3;
+x_50 = l_Lean_addMacroScope(x_46, x_49, x_43);
+x_51 = lean_box(0);
+x_52 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__2;
+x_53 = lean_alloc_ctor(3, 4, 0);
+lean_ctor_set(x_53, 0, x_48);
+lean_ctor_set(x_53, 1, x_52);
+lean_ctor_set(x_53, 2, x_50);
+lean_ctor_set(x_53, 3, x_51);
+x_54 = l_Array_empty___closed__1;
+x_55 = lean_array_push(x_54, x_53);
+x_56 = l___private_Init_Lean_Elab_Term_5__expandCDot___main___closed__4;
+x_57 = lean_array_push(x_55, x_56);
+x_58 = l_Lean_mkTermIdFromIdent___closed__2;
+x_59 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_59, 0, x_58);
+lean_ctor_set(x_59, 1, x_57);
+x_60 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_60, 0, x_37);
+x_61 = 1;
+lean_ctor_set(x_3, 0, x_60);
+lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_61);
+x_62 = l_Lean_Syntax_setArg(x_34, x_36, x_59);
 lean_inc(x_12);
-x_62 = l_Lean_Syntax_setArg(x_12, x_33, x_61);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_62);
-lean_ctor_set(x_63, 1, x_3);
-x_16 = x_63;
-x_17 = x_46;
+x_63 = l_Lean_Syntax_setArg(x_12, x_33, x_62);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_63);
+lean_ctor_set(x_64, 1, x_3);
+x_16 = x_64;
+x_17 = x_47;
 goto block_25;
 }
 else
 {
-lean_object* x_64; uint8_t x_65; lean_object* x_66; 
-lean_dec(x_39);
+lean_object* x_65; uint8_t x_66; lean_object* x_67; 
+lean_dec(x_40);
 lean_dec(x_37);
 lean_dec(x_34);
-x_64 = lean_ctor_get(x_38, 1);
-lean_inc(x_64);
-lean_dec(x_38);
-x_65 = 1;
-lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_65);
+x_65 = lean_ctor_get(x_39, 1);
+lean_inc(x_65);
+lean_dec(x_39);
+x_66 = 1;
+lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_66);
 lean_inc(x_12);
-x_66 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_66, 0, x_12);
-lean_ctor_set(x_66, 1, x_3);
-x_16 = x_66;
-x_17 = x_64;
+x_67 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_67, 0, x_12);
+lean_ctor_set(x_67, 1, x_3);
+x_16 = x_67;
+x_17 = x_65;
 goto block_25;
 }
 }
 else
 {
-uint8_t x_67; lean_object* x_68; 
+uint8_t x_68; lean_object* x_69; 
 lean_dec(x_34);
-x_67 = 1;
-lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_67);
+x_68 = 1;
+lean_ctor_set_uint8(x_3, sizeof(void*)*1, x_68);
 lean_inc(x_12);
-x_68 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_68, 0, x_12);
-lean_ctor_set(x_68, 1, x_3);
-x_16 = x_68;
+x_69 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_69, 0, x_12);
+lean_ctor_set(x_69, 1, x_3);
+x_16 = x_69;
 x_17 = x_5;
 goto block_25;
 }
 }
 else
 {
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-x_69 = lean_ctor_get(x_3, 0);
-lean_inc(x_69);
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+x_70 = lean_ctor_get(x_3, 0);
+lean_inc(x_70);
 lean_dec(x_3);
-x_70 = lean_unsigned_to_nat(1u);
-x_71 = l_Lean_Syntax_getArg(x_12, x_70);
-x_72 = l_Lean_Syntax_isNone(x_71);
-if (x_72 == 0)
+x_71 = lean_unsigned_to_nat(1u);
+x_72 = l_Lean_Syntax_getArg(x_12, x_71);
+x_73 = l_Lean_Syntax_isNone(x_72);
+if (x_73 == 0)
 {
-lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_73 = lean_unsigned_to_nat(0u);
-x_74 = l_Lean_Syntax_getArg(x_71, x_73);
-lean_inc(x_74);
-x_75 = l_Lean_Elab_Term_isLocalTermId_x3f(x_74, x_4, x_5);
-x_76 = lean_ctor_get(x_75, 0);
-lean_inc(x_76);
-if (lean_obj_tag(x_76) == 0)
+lean_object* x_74; lean_object* x_75; uint8_t x_76; lean_object* x_77; lean_object* x_78; 
+x_74 = lean_unsigned_to_nat(0u);
+x_75 = l_Lean_Syntax_getArg(x_72, x_74);
+x_76 = 0;
+lean_inc(x_75);
+x_77 = l_Lean_Elab_Term_isLocalTermId_x3f(x_75, x_76, x_4, x_5);
+x_78 = lean_ctor_get(x_77, 0);
+lean_inc(x_78);
+if (lean_obj_tag(x_78) == 0)
 {
-lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; uint8_t x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; 
-lean_dec(x_69);
-x_77 = lean_ctor_get(x_75, 1);
-lean_inc(x_77);
-lean_dec(x_75);
-x_78 = l_Lean_Elab_Term_getCurrMacroScope(x_4, x_77);
-x_79 = lean_ctor_get(x_78, 0);
+lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; uint8_t x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; 
+lean_dec(x_70);
+x_79 = lean_ctor_get(x_77, 1);
 lean_inc(x_79);
-x_80 = lean_ctor_get(x_78, 1);
-lean_inc(x_80);
-lean_dec(x_78);
-x_81 = l_Lean_Elab_Term_getMainModule___rarg(x_80);
-x_82 = lean_ctor_get(x_81, 0);
+lean_dec(x_77);
+x_80 = l_Lean_Elab_Term_getCurrMacroScope(x_4, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_ctor_get(x_80, 1);
 lean_inc(x_82);
-x_83 = lean_ctor_get(x_81, 1);
-lean_inc(x_83);
-lean_dec(x_81);
-x_84 = lean_box(0);
-x_85 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__3;
-x_86 = l_Lean_addMacroScope(x_82, x_85, x_79);
-x_87 = lean_box(0);
-x_88 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__2;
-x_89 = lean_alloc_ctor(3, 4, 0);
-lean_ctor_set(x_89, 0, x_84);
-lean_ctor_set(x_89, 1, x_88);
-lean_ctor_set(x_89, 2, x_86);
-lean_ctor_set(x_89, 3, x_87);
-x_90 = l_Array_empty___closed__1;
-x_91 = lean_array_push(x_90, x_89);
-x_92 = l___private_Init_Lean_Elab_Term_5__expandCDot___main___closed__4;
-x_93 = lean_array_push(x_91, x_92);
-x_94 = l_Lean_mkTermIdFromIdent___closed__2;
-x_95 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_95, 0, x_94);
-lean_ctor_set(x_95, 1, x_93);
-x_96 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_96, 0, x_74);
-x_97 = 1;
-x_98 = lean_alloc_ctor(0, 1, 1);
-lean_ctor_set(x_98, 0, x_96);
-lean_ctor_set_uint8(x_98, sizeof(void*)*1, x_97);
-x_99 = l_Lean_Syntax_setArg(x_71, x_73, x_95);
+lean_dec(x_80);
+x_83 = l_Lean_Elab_Term_getMainModule___rarg(x_82);
+x_84 = lean_ctor_get(x_83, 0);
+lean_inc(x_84);
+x_85 = lean_ctor_get(x_83, 1);
+lean_inc(x_85);
+lean_dec(x_83);
+x_86 = lean_box(0);
+x_87 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__3;
+x_88 = l_Lean_addMacroScope(x_84, x_87, x_81);
+x_89 = lean_box(0);
+x_90 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__2;
+x_91 = lean_alloc_ctor(3, 4, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+lean_ctor_set(x_91, 2, x_88);
+lean_ctor_set(x_91, 3, x_89);
+x_92 = l_Array_empty___closed__1;
+x_93 = lean_array_push(x_92, x_91);
+x_94 = l___private_Init_Lean_Elab_Term_5__expandCDot___main___closed__4;
+x_95 = lean_array_push(x_93, x_94);
+x_96 = l_Lean_mkTermIdFromIdent___closed__2;
+x_97 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_97, 0, x_96);
+lean_ctor_set(x_97, 1, x_95);
+x_98 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_98, 0, x_75);
+x_99 = 1;
+x_100 = lean_alloc_ctor(0, 1, 1);
+lean_ctor_set(x_100, 0, x_98);
+lean_ctor_set_uint8(x_100, sizeof(void*)*1, x_99);
+x_101 = l_Lean_Syntax_setArg(x_72, x_74, x_97);
 lean_inc(x_12);
-x_100 = l_Lean_Syntax_setArg(x_12, x_70, x_99);
-x_101 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_101, 0, x_100);
-lean_ctor_set(x_101, 1, x_98);
-x_16 = x_101;
-x_17 = x_83;
+x_102 = l_Lean_Syntax_setArg(x_12, x_71, x_101);
+x_103 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_103, 0, x_102);
+lean_ctor_set(x_103, 1, x_100);
+x_16 = x_103;
+x_17 = x_85;
 goto block_25;
 }
 else
 {
-lean_object* x_102; uint8_t x_103; lean_object* x_104; lean_object* x_105; 
-lean_dec(x_76);
-lean_dec(x_74);
-lean_dec(x_71);
-x_102 = lean_ctor_get(x_75, 1);
-lean_inc(x_102);
+lean_object* x_104; uint8_t x_105; lean_object* x_106; lean_object* x_107; 
+lean_dec(x_78);
 lean_dec(x_75);
-x_103 = 1;
-x_104 = lean_alloc_ctor(0, 1, 1);
-lean_ctor_set(x_104, 0, x_69);
-lean_ctor_set_uint8(x_104, sizeof(void*)*1, x_103);
+lean_dec(x_72);
+x_104 = lean_ctor_get(x_77, 1);
+lean_inc(x_104);
+lean_dec(x_77);
+x_105 = 1;
+x_106 = lean_alloc_ctor(0, 1, 1);
+lean_ctor_set(x_106, 0, x_70);
+lean_ctor_set_uint8(x_106, sizeof(void*)*1, x_105);
 lean_inc(x_12);
-x_105 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_105, 0, x_12);
-lean_ctor_set(x_105, 1, x_104);
-x_16 = x_105;
-x_17 = x_102;
+x_107 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_107, 0, x_12);
+lean_ctor_set(x_107, 1, x_106);
+x_16 = x_107;
+x_17 = x_104;
 goto block_25;
 }
 }
 else
 {
-uint8_t x_106; lean_object* x_107; lean_object* x_108; 
-lean_dec(x_71);
-x_106 = 1;
-x_107 = lean_alloc_ctor(0, 1, 1);
-lean_ctor_set(x_107, 0, x_69);
-lean_ctor_set_uint8(x_107, sizeof(void*)*1, x_106);
+uint8_t x_108; lean_object* x_109; lean_object* x_110; 
+lean_dec(x_72);
+x_108 = 1;
+x_109 = lean_alloc_ctor(0, 1, 1);
+lean_ctor_set(x_109, 0, x_70);
+lean_ctor_set_uint8(x_109, sizeof(void*)*1, x_108);
 lean_inc(x_12);
-x_108 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_108, 0, x_12);
-lean_ctor_set(x_108, 1, x_107);
-x_16 = x_108;
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_12);
+lean_ctor_set(x_110, 1, x_109);
+x_16 = x_110;
 x_17 = x_5;
 goto block_25;
 }
@@ -675,30 +677,30 @@ goto block_25;
 }
 else
 {
-lean_object* x_109; lean_object* x_110; uint8_t x_111; 
+lean_object* x_111; lean_object* x_112; uint8_t x_113; 
 lean_dec(x_15);
 lean_dec(x_3);
 lean_dec(x_1);
-x_109 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__6;
-x_110 = l_Lean_Elab_Term_throwError___rarg(x_12, x_109, x_4, x_5);
+x_111 = l_Array_umapMAux___main___at_Lean_Elab_Term_StructInst_ExpandNonAtomicExplicitSource_main___spec__1___closed__6;
+x_112 = l_Lean_Elab_Term_throwError___rarg(x_12, x_111, x_4, x_5);
 lean_dec(x_12);
-x_111 = !lean_is_exclusive(x_110);
-if (x_111 == 0)
+x_113 = !lean_is_exclusive(x_112);
+if (x_113 == 0)
 {
-return x_110;
+return x_112;
 }
 else
 {
-lean_object* x_112; lean_object* x_113; lean_object* x_114; 
-x_112 = lean_ctor_get(x_110, 0);
-x_113 = lean_ctor_get(x_110, 1);
-lean_inc(x_113);
-lean_inc(x_112);
-lean_dec(x_110);
-x_114 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_114, 0, x_112);
-lean_ctor_set(x_114, 1, x_113);
-return x_114;
+lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+x_114 = lean_ctor_get(x_112, 0);
+x_115 = lean_ctor_get(x_112, 1);
+lean_inc(x_115);
+lean_inc(x_114);
+lean_dec(x_112);
+x_116 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_116, 0, x_114);
+lean_ctor_set(x_116, 1, x_115);
+return x_116;
 }
 }
 }
@@ -1633,94 +1635,95 @@ x_24 = l_Lean_Syntax_getArg(x_10, x_23);
 x_25 = l_Lean_Syntax_isNone(x_24);
 if (x_25 == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+lean_object* x_26; lean_object* x_27; uint8_t x_28; lean_object* x_29; lean_object* x_30; 
 x_26 = lean_unsigned_to_nat(0u);
 x_27 = l_Lean_Syntax_getArg(x_24, x_26);
 lean_dec(x_24);
-x_28 = l_Lean_Elab_Term_isLocalTermId_x3f(x_27, x_5, x_6);
-x_29 = lean_ctor_get(x_28, 0);
-lean_inc(x_29);
-if (lean_obj_tag(x_29) == 0)
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-lean_dec(x_10);
-x_30 = lean_ctor_get(x_28, 1);
+x_28 = 0;
+x_29 = l_Lean_Elab_Term_isLocalTermId_x3f(x_27, x_28, x_5, x_6);
+x_30 = lean_ctor_get(x_29, 0);
 lean_inc(x_30);
-lean_dec(x_28);
-x_31 = l___private_Init_Lean_Elab_Quotation_5__quoteSyntax___main___closed__1;
-x_32 = l_unreachable_x21___rarg(x_31);
-lean_inc(x_5);
-x_33 = lean_apply_2(x_32, x_5, x_30);
-if (lean_obj_tag(x_33) == 0)
+if (lean_obj_tag(x_30) == 0)
 {
-lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_34 = lean_ctor_get(x_33, 0);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_33, 1);
+lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+lean_dec(x_10);
+x_31 = lean_ctor_get(x_29, 1);
+lean_inc(x_31);
+lean_dec(x_29);
+x_32 = l___private_Init_Lean_Elab_Quotation_5__quoteSyntax___main___closed__1;
+x_33 = l_unreachable_x21___rarg(x_32);
+lean_inc(x_5);
+x_34 = lean_apply_2(x_33, x_5, x_31);
+if (lean_obj_tag(x_34) == 0)
+{
+lean_object* x_35; lean_object* x_36; lean_object* x_37; 
+x_35 = lean_ctor_get(x_34, 0);
 lean_inc(x_35);
-lean_dec(x_33);
-x_36 = lean_nat_add(x_3, x_1);
+x_36 = lean_ctor_get(x_34, 1);
+lean_inc(x_36);
+lean_dec(x_34);
+x_37 = lean_nat_add(x_3, x_1);
 lean_dec(x_3);
-x_3 = x_36;
-x_4 = x_34;
-x_6 = x_35;
+x_3 = x_37;
+x_4 = x_35;
+x_6 = x_36;
 goto _start;
 }
 else
 {
-uint8_t x_38; 
+uint8_t x_39; 
 lean_dec(x_5);
 lean_dec(x_3);
-x_38 = !lean_is_exclusive(x_33);
-if (x_38 == 0)
+x_39 = !lean_is_exclusive(x_34);
+if (x_39 == 0)
 {
-return x_33;
+return x_34;
 }
 else
 {
-lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_39 = lean_ctor_get(x_33, 0);
-x_40 = lean_ctor_get(x_33, 1);
+lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+x_40 = lean_ctor_get(x_34, 0);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
 lean_inc(x_40);
-lean_inc(x_39);
-lean_dec(x_33);
-x_41 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_41, 0, x_39);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
+lean_dec(x_34);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_40);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
 }
 }
 }
 else
 {
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_42 = lean_ctor_get(x_28, 1);
-lean_inc(x_42);
-lean_dec(x_28);
-x_43 = lean_ctor_get(x_29, 0);
+lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+x_43 = lean_ctor_get(x_29, 1);
 lean_inc(x_43);
 lean_dec(x_29);
-x_44 = lean_alloc_ctor(2, 2, 0);
-lean_ctor_set(x_44, 0, x_10);
-lean_ctor_set(x_44, 1, x_43);
-x_45 = lean_nat_add(x_3, x_1);
+x_44 = lean_ctor_get(x_30, 0);
+lean_inc(x_44);
+lean_dec(x_30);
+x_45 = lean_alloc_ctor(2, 2, 0);
+lean_ctor_set(x_45, 0, x_10);
+lean_ctor_set(x_45, 1, x_44);
+x_46 = lean_nat_add(x_3, x_1);
 lean_dec(x_3);
-x_3 = x_45;
-x_4 = x_44;
-x_6 = x_42;
+x_3 = x_46;
+x_4 = x_45;
+x_6 = x_43;
 goto _start;
 }
 }
 else
 {
-lean_object* x_47; lean_object* x_48; 
+lean_object* x_48; lean_object* x_49; 
 lean_dec(x_24);
-x_47 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_47, 0, x_10);
-x_48 = lean_nat_add(x_3, x_1);
+x_48 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_48, 0, x_10);
+x_49 = lean_nat_add(x_3, x_1);
 lean_dec(x_3);
-x_3 = x_48;
-x_4 = x_47;
+x_3 = x_49;
+x_4 = x_48;
 goto _start;
 }
 }
@@ -10000,7 +10003,7 @@ lean_dec(x_8);
 lean_dec(x_2);
 x_34 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_34, 0, x_31);
-x_35 = l_Lean_Elab_Term_mkConst___closed__4;
+x_35 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_36 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_34);
@@ -11409,7 +11412,7 @@ lean_ctor_set(x_14, 0, x_2);
 x_15 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_15, 0, x_13);
 lean_ctor_set(x_15, 1, x_14);
-x_16 = l_Lean_Elab_Term_mkConst___closed__4;
+x_16 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_17 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_17, 0, x_15);
 lean_ctor_set(x_17, 1, x_16);
@@ -12905,7 +12908,7 @@ x_8 = l_Lean_Elab_Term_StructInst_Struct_structName(x_2);
 lean_inc(x_8);
 lean_inc(x_6);
 x_9 = l_Lean_getStructureFields(x_6, x_8);
-x_10 = l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
+x_10 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_inc(x_2);
 x_11 = lean_alloc_closure((void*)(l___private_Init_Lean_Elab_StructInst_17__groupFields___lambda__4), 9, 6);
 lean_closure_set(x_11, 0, x_2);
diff --git a/stage0/stdlib/Init/Lean/Elab/Syntax.c b/stage0/stdlib/Init/Lean/Elab/Syntax.c
index d15cdb1313..d30cef927a 100644
--- a/stage0/stdlib/Init/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Init/Lean/Elab/Syntax.c
@@ -244,7 +244,6 @@ lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabMacroRulesAux___closed__32;
 extern lean_object* l_Lean_Parser_Syntax_optional___elambda__1___closed__1;
 lean_object* l_Lean_Elab_Command_elabMacroRulesAux___closed__10;
-extern lean_object* l_Lean_Elab_Term_mkConst___closed__4;
 lean_object* l_Lean_Elab_Command_elabMacroRulesAux___lambda__1___closed__1;
 lean_object* l_Lean_Elab_Command_elabMacroRules___closed__1;
 extern lean_object* l_Lean_Unhygienic_MonadQuotation___closed__4;
@@ -396,6 +395,7 @@ lean_object* l_Lean_Syntax_setArg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__18;
 lean_object* l_Lean_Elab_Command_elabNoKindMacroRulesAux___closed__3;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__3;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 extern lean_object* l_Lean_Parser_Syntax_sepBy1___elambda__1___closed__1;
 uint8_t l_Lean_Parser_isParserCategory(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Syntax_5__withoutLeftRec___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -6717,7 +6717,7 @@ x_1633 = l_Lean_Elab_Term_toParserDescrAux___main___closed__118;
 x_1634 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_1634, 0, x_1633);
 lean_ctor_set(x_1634, 1, x_1632);
-x_1635 = l_Lean_Elab_Term_mkConst___closed__4;
+x_1635 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_1636 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_1636, 0, x_1634);
 lean_ctor_set(x_1636, 1, x_1635);
@@ -8187,7 +8187,7 @@ x_378 = l_Lean_Elab_Term_toParserDescrAux___main___closed__118;
 x_379 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_379, 0, x_378);
 lean_ctor_set(x_379, 1, x_377);
-x_380 = l_Lean_Elab_Term_mkConst___closed__4;
+x_380 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_381 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_381, 0, x_379);
 lean_ctor_set(x_381, 1, x_380);
@@ -9743,7 +9743,7 @@ x_19 = l_Lean_Elab_Command_elabMacroRulesAux___lambda__1___closed__3;
 x_20 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_20, 0, x_19);
 lean_ctor_set(x_20, 1, x_18);
-x_21 = l_Lean_Elab_Term_mkConst___closed__4;
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_22 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_22, 0, x_20);
 lean_ctor_set(x_22, 1, x_21);
@@ -9769,7 +9769,7 @@ x_27 = l_Lean_Elab_Command_elabMacroRulesAux___lambda__1___closed__6;
 x_28 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_28, 0, x_27);
 lean_ctor_set(x_28, 1, x_26);
-x_29 = l_Lean_Elab_Term_mkConst___closed__4;
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_30 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_30, 0, x_28);
 lean_ctor_set(x_30, 1, x_29);
diff --git a/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c b/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
index db14c23b05..34eca231ff 100644
--- a/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
+++ b/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
@@ -116,6 +116,7 @@ uint8_t l_PersistentHashMap_containsAux___main___at_Lean_Elab_Tactic_addBuiltinT
 lean_object* l_Lean_Elab_Tactic_getLocalInsts(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_monadLog___closed__10;
 lean_object* l_Lean_Elab_Tactic_mkTacticAttribute___closed__1;
+lean_object* l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1;
 lean_object* l_Lean_Elab_Tactic_registerBuiltinTacticAttr___closed__4;
 lean_object* l_Lean_Elab_Tactic_restore___boxed(lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalNestedTacticBlock___closed__1;
@@ -177,6 +178,7 @@ lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalTraceState(lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_Elab_Tactic_addBuiltinTactic___spec__4___boxed(lean_object*, lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Tactic_Basic_4__regTraceClasses___closed__1;
+lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalNestedTacticBlock___closed__3;
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_liftTermElabM(lean_object*);
@@ -211,12 +213,14 @@ lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_builtinTacticTable;
 lean_object* l_Lean_Elab_Tactic_tacticElabAttribute___closed__4;
 lean_object* l_Lean_Elab_Term_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_revert___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_monadLog___lambda__4___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_State_inhabited___closed__1;
 lean_object* l_Lean_collectMVars(lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalSeq___closed__2;
 lean_object* l_Lean_Elab_Tactic_evalParen___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_monadLog___lambda__2___boxed(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_revert___closed__1;
 lean_object* l_Lean_Elab_Term_throwUnsupportedSyntax___boxed(lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalTraceState___closed__3;
 lean_object* l_Lean_Elab_Tactic_getMainGoal(lean_object*, lean_object*, lean_object*);
@@ -261,6 +265,7 @@ lean_object* l_Lean_Elab_Tactic_evalNestedTacticBlock(lean_object*, lean_object*
 lean_object* l_Lean_Elab_Tactic_tacticElabAttribute;
 lean_object* l_Lean_ConstantInfo_type(lean_object*);
 lean_object* l_Lean_MessageData_joinSep___main(lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2;
 lean_object* l_Lean_Elab_Tactic_State_inhabited;
 lean_object* l_HashMapImp_find_x3f___at_Lean_Elab_Tactic_evalTactic___main___spec__5(lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalTraceState___closed__1;
@@ -271,6 +276,7 @@ extern lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__2;
 extern lean_object* l_Lean_nullKind___closed__2;
 lean_object* l_Lean_Elab_Tactic_monadLog___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_ParametricAttribute_setParam___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_evalRevert(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalAssumption___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_liftMetaTactic___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalOrelse___closed__1;
@@ -290,6 +296,7 @@ lean_object* l_Lean_Elab_goalsToMessageData(lean_object*);
 lean_object* l_Lean_Elab_Term_liftMetaM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_isAnonymousMVar(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_registerBuiltinTacticAttr___lambda__1___closed__4;
+lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2;
 lean_object* l_Lean_Elab_Tactic_Lean_Elab_MonadMacroAdapter___closed__5;
 lean_object* l_Lean_Elab_Tactic_evalAssumption___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_foldlStepMAux___main___at_Lean_Elab_Tactic_evalTactic___main___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -305,8 +312,10 @@ extern lean_object* l_Lean_Elab_macroAttribute;
 lean_object* l_Lean_Elab_Tactic_liftMetaTactic(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalTactic___main___closed__1;
 lean_object* lean_environment_main_module(lean_object*);
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Tactic_evalTactic___main___lambda__1___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_empty___at_Lean_Elab_Tactic_mkBuiltinTacticTable___spec__3;
+lean_object* l_Lean_Elab_Tactic_evalRevert___closed__1;
 lean_object* l_Lean_Elab_Tactic_ensureHasNoMVars___closed__2;
 lean_object* l_Lean_Elab_Tactic_evalNestedTacticBlockCurly(lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_Elab_Tactic_monadLog___spec__2(lean_object*, lean_object*);
@@ -328,6 +337,7 @@ lean_object* l_Lean_Elab_Tactic_resettingSynthInstanceCache(lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalAssumption(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_save(lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalCase___closed__2;
+lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3;
 lean_object* l_Lean_Elab_Tactic_monadLog___closed__2;
 lean_object* l_Lean_Elab_Tactic_setGoals(lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAtAux___main___at_Lean_Parser_isValidSyntaxNodeKind___spec__3(lean_object*, lean_object*, lean_object*);
@@ -337,10 +347,12 @@ lean_object* l_Lean_Elab_Tactic_tagUntaggedGoals(lean_object*, lean_object*, lea
 extern lean_object* l_Lean_Parser_Tactic_orelse___elambda__1___closed__1;
 lean_object* l_Lean_Elab_Tactic_getOptions___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_declareBuiltinTactic___closed__2;
+lean_object* l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_withMVarContext___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Name_isSuffixOf___main(lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__3;
 lean_object* l_Lean_Elab_Tactic_logTrace(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1;
 lean_object* lean_io_ref_reset(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_withFreshMacroScope___rarg(lean_object*, lean_object*, lean_object*);
@@ -385,8 +397,10 @@ lean_object* l_Lean_PersistentEnvExtension_getState___rarg(lean_object*, lean_ob
 lean_object* l_Lean_Elab_Tactic_evalTraceState___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_tacticElabAttribute___closed__3;
 lean_object* l_Lean_Elab_Tactic_evalIntro___lambda__2(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Tactic_evalRevert___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalNestedTacticBlock(lean_object*);
 lean_object* l_HashMapImp_contains___at_Lean_Elab_Tactic_addBuiltinTactic___spec__2___boxed(lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3;
 extern lean_object* l_Lean_Parser_regBuiltinTacticParserAttr___closed__3;
 lean_object* l_Lean_Elab_Tactic_throwUnsupportedSyntax___rarg(lean_object*, lean_object*);
 uint8_t l_AssocList_contains___main___at_Lean_Elab_Tactic_addBuiltinTactic___spec__3(lean_object*, lean_object*);
@@ -462,12 +476,14 @@ lean_object* l_Lean_Elab_Tactic_getEnv___boxed(lean_object*);
 extern lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__2;
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__2;
 lean_object* l_Lean_Elab_mkMessageAt___at_Lean_Elab_Tactic_evalTraceState___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert(lean_object*);
 lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalIntro___closed__1;
 lean_object* l_AssocList_contains___main___at_Lean_Elab_Tactic_addBuiltinTactic___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_Lean_Elab_MonadMacroAdapter___lambda__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_monadLog___closed__4;
 lean_object* l_Lean_Elab_Tactic_getMCtx(lean_object*);
 lean_object* l_Lean_Elab_Tactic_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_mkHashMap___at_Lean_Elab_Tactic_mkBuiltinTacticTable___spec__2(lean_object*);
 extern lean_object* l_Lean_Elab_declareBuiltinMacro___closed__3;
 lean_object* l_Lean_Elab_Tactic_monadLog___closed__9;
@@ -15037,6 +15053,403 @@ x_5 = l_Lean_Elab_Tactic_addBuiltinTactic(x_2, x_3, x_4, x_1);
 return x_5;
 }
 }
+lean_object* _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("unknown variable '");
+return x_1;
+}
+}
+lean_object* _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; uint8_t x_6; 
+x_5 = lean_array_get_size(x_2);
+x_6 = lean_nat_dec_lt(x_1, x_5);
+lean_dec(x_5);
+if (x_6 == 0)
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_7 = l_Array_empty___closed__1;
+x_8 = x_2;
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_10 = lean_array_fget(x_2, x_1);
+x_11 = lean_box(0);
+x_12 = x_11;
+x_13 = lean_array_fset(x_2, x_1, x_12);
+x_14 = 1;
+x_15 = lean_box(x_14);
+lean_inc(x_10);
+x_16 = lean_alloc_closure((void*)(l_Lean_Elab_Term_isLocalTermId_x3f___boxed), 4, 2);
+lean_closure_set(x_16, 0, x_10);
+lean_closure_set(x_16, 1, x_15);
+lean_inc(x_3);
+x_17 = l_Lean_Elab_Tactic_liftTermElabM___rarg(x_16, x_3, x_4);
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_18; 
+x_18 = lean_ctor_get(x_17, 0);
+lean_inc(x_18);
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_19 = lean_ctor_get(x_17, 1);
+lean_inc(x_19);
+lean_dec(x_17);
+x_20 = l_Lean_Syntax_getId(x_10);
+x_21 = l_System_FilePath_dirName___closed__1;
+x_22 = l_Lean_Name_toStringWithSep___main(x_21, x_20);
+x_23 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_23, 0, x_22);
+x_24 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_24, 0, x_23);
+x_25 = l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3;
+x_26 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_24);
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_26);
+lean_ctor_set(x_28, 1, x_27);
+lean_inc(x_3);
+lean_inc(x_10);
+x_29 = l_Lean_Elab_Tactic_throwError___rarg(x_10, x_28, x_3, x_19);
+if (lean_obj_tag(x_29) == 0)
+{
+lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_ctor_get(x_29, 1);
+lean_inc(x_31);
+lean_dec(x_29);
+x_32 = lean_unsigned_to_nat(1u);
+x_33 = lean_nat_add(x_1, x_32);
+x_34 = x_30;
+lean_dec(x_10);
+x_35 = lean_array_fset(x_13, x_1, x_34);
+lean_dec(x_1);
+x_1 = x_33;
+x_2 = x_35;
+x_4 = x_31;
+goto _start;
+}
+else
+{
+uint8_t x_37; 
+lean_dec(x_13);
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_1);
+x_37 = !lean_is_exclusive(x_29);
+if (x_37 == 0)
+{
+return x_29;
+}
+else
+{
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_29, 0);
+x_39 = lean_ctor_get(x_29, 1);
+lean_inc(x_39);
+lean_inc(x_38);
+lean_dec(x_29);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+}
+else
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_41 = lean_ctor_get(x_17, 1);
+lean_inc(x_41);
+lean_dec(x_17);
+x_42 = lean_ctor_get(x_18, 0);
+lean_inc(x_42);
+lean_dec(x_18);
+x_43 = l_Lean_Expr_fvarId_x21(x_42);
+lean_dec(x_42);
+x_44 = lean_unsigned_to_nat(1u);
+x_45 = lean_nat_add(x_1, x_44);
+x_46 = x_43;
+lean_dec(x_10);
+x_47 = lean_array_fset(x_13, x_1, x_46);
+lean_dec(x_1);
+x_1 = x_45;
+x_2 = x_47;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+uint8_t x_49; 
+lean_dec(x_13);
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_1);
+x_49 = !lean_is_exclusive(x_17);
+if (x_49 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_50 = lean_ctor_get(x_17, 0);
+x_51 = lean_ctor_get(x_17, 1);
+lean_inc(x_51);
+lean_inc(x_50);
+lean_dec(x_17);
+x_52 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_52, 0, x_50);
+lean_ctor_set(x_52, 1, x_51);
+return x_52;
+}
+}
+}
+}
+}
+lean_object* l_Lean_Elab_Tactic_evalRevert___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+uint8_t x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_7 = 0;
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_closure((void*)(l_Lean_Meta_revert___boxed), 5, 3);
+lean_closure_set(x_9, 0, x_1);
+lean_closure_set(x_9, 1, x_4);
+lean_closure_set(x_9, 2, x_8);
+lean_inc(x_5);
+x_10 = l_Lean_Elab_Tactic_liftMetaM___rarg(x_2, x_9, x_5, x_6);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 1);
+lean_inc(x_12);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_11, 1);
+lean_inc(x_13);
+lean_dec(x_11);
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_13);
+lean_ctor_set(x_14, 1, x_3);
+x_15 = l_Lean_Elab_Tactic_setGoals(x_14, x_5, x_12);
+lean_dec(x_5);
+return x_15;
+}
+else
+{
+uint8_t x_16; 
+lean_dec(x_5);
+lean_dec(x_3);
+x_16 = !lean_is_exclusive(x_10);
+if (x_16 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_10, 0);
+x_18 = lean_ctor_get(x_10, 1);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_10);
+x_19 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_18);
+return x_19;
+}
+}
+}
+}
+lean_object* _init_l_Lean_Elab_Tactic_evalRevert___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Parser_Tactic_seq___elambda__1___closed__2;
+x_2 = l_Lean_Meta_revert___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Elab_Tactic_evalRevert(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; lean_object* x_25; uint8_t x_26; 
+x_25 = l_Lean_Elab_Tactic_evalRevert___closed__1;
+lean_inc(x_1);
+x_26 = l_Lean_Syntax_isOfKind(x_1, x_25);
+if (x_26 == 0)
+{
+uint8_t x_27; 
+x_27 = 0;
+x_4 = x_27;
+goto block_24;
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_28 = l_Lean_Syntax_getArgs(x_1);
+x_29 = lean_array_get_size(x_28);
+lean_dec(x_28);
+x_30 = lean_unsigned_to_nat(2u);
+x_31 = lean_nat_dec_eq(x_29, x_30);
+lean_dec(x_29);
+x_4 = x_31;
+goto block_24;
+}
+block_24:
+{
+uint8_t x_5; 
+x_5 = l_coeDecidableEq(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; 
+lean_dec(x_1);
+x_6 = l_Lean_Elab_Tactic_throwUnsupportedSyntax___rarg(x_2, x_3);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_7 = lean_unsigned_to_nat(1u);
+x_8 = l_Lean_Syntax_getArg(x_1, x_7);
+x_9 = l_Lean_Syntax_getArgs(x_8);
+lean_dec(x_8);
+lean_inc(x_2);
+lean_inc(x_1);
+x_10 = l_Lean_Elab_Tactic_getMainGoal(x_1, x_2, x_3);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 1);
+lean_inc(x_12);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_11, 0);
+lean_inc(x_13);
+x_14 = lean_ctor_get(x_11, 1);
+lean_inc(x_14);
+lean_dec(x_11);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = lean_alloc_closure((void*)(l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1), 4, 2);
+lean_closure_set(x_16, 0, x_15);
+lean_closure_set(x_16, 1, x_9);
+lean_inc(x_13);
+x_17 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_evalRevert___lambda__1), 6, 3);
+lean_closure_set(x_17, 0, x_13);
+lean_closure_set(x_17, 1, x_1);
+lean_closure_set(x_17, 2, x_14);
+x_18 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Elab_Tactic_monadLog___spec__2___rarg), 4, 2);
+lean_closure_set(x_18, 0, x_16);
+lean_closure_set(x_18, 1, x_17);
+x_19 = l_Lean_Elab_Tactic_withMVarContext___rarg(x_13, x_18, x_2, x_12);
+lean_dec(x_13);
+return x_19;
+}
+else
+{
+uint8_t x_20; 
+lean_dec(x_9);
+lean_dec(x_2);
+lean_dec(x_1);
+x_20 = !lean_is_exclusive(x_10);
+if (x_20 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+x_21 = lean_ctor_get(x_10, 0);
+x_22 = lean_ctor_get(x_10, 1);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_dec(x_10);
+x_23 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_23, 0, x_21);
+lean_ctor_set(x_23, 1, x_22);
+return x_23;
+}
+}
+}
+}
+}
+}
+lean_object* _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("evalRevert");
+return x_1;
+}
+}
+lean_object* _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Tactic_declareBuiltinTactic___closed__3;
+x_2 = l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Elab_Tactic_evalRevert), 3, 0);
+return x_1;
+}
+}
+lean_object* l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_2 = l_Lean_Elab_Tactic_evalRevert___closed__1;
+x_3 = l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2;
+x_4 = l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3;
+x_5 = l_Lean_Elab_Tactic_addBuiltinTactic(x_2, x_3, x_4, x_1);
+return x_5;
+}
+}
 lean_object* l_Lean_Elab_Tactic_evalParen(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -16052,6 +16465,23 @@ lean_mark_persistent(l___regBuiltinTactic_Lean_Elab_Tactic_evalIntros___closed__
 res = l___regBuiltinTactic_Lean_Elab_Tactic_evalIntros(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1 = _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1();
+lean_mark_persistent(l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__1);
+l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2 = _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2();
+lean_mark_persistent(l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__2);
+l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3 = _init_l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3();
+lean_mark_persistent(l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___closed__3);
+l_Lean_Elab_Tactic_evalRevert___closed__1 = _init_l_Lean_Elab_Tactic_evalRevert___closed__1();
+lean_mark_persistent(l_Lean_Elab_Tactic_evalRevert___closed__1);
+l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1 = _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1();
+lean_mark_persistent(l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__1);
+l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2 = _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2();
+lean_mark_persistent(l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__2);
+l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3 = _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3();
+lean_mark_persistent(l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert___closed__3);
+res = l___regBuiltinTactic_Lean_Elab_Tactic_evalRevert(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
 l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__1 = _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__1();
 lean_mark_persistent(l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__1);
 l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__2 = _init_l___regBuiltinTactic_Lean_Elab_Tactic_evalParen___closed__2();
diff --git a/stage0/stdlib/Init/Lean/Elab/Term.c b/stage0/stdlib/Init/Lean/Elab/Term.c
index 239df651c5..87b453b32e 100644
--- a/stage0/stdlib/Init/Lean/Elab/Term.c
+++ b/stage0/stdlib/Init/Lean/Elab/Term.c
@@ -216,7 +216,6 @@ extern lean_object* l_Lean_Parser_Term_cons___elambda__1___closed__1;
 lean_object* l_Lean_Elab_Term_dbgTrace___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabRawStrLit___closed__3;
 extern lean_object* l_Lean_Parser_Term_sort___elambda__1___closed__2;
-extern lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
 lean_object* l_Lean_Elab_Term_assignExprMVar(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule___rarg(lean_object*);
 lean_object* l_Lean_Elab_Term_Exception_hasToString(lean_object*);
@@ -272,7 +271,6 @@ lean_object* l_Lean_Elab_Term_withConfig___rarg(lean_object*, lean_object*, lean
 lean_object* l_Lean_Elab_Term_tryCoe___closed__4;
 lean_object* l_Lean_Elab_Term_mkFreshAnonymousName___boxed(lean_object*);
 extern lean_object* l_Lean_Meta_dbgTrace___rarg___closed__1;
-lean_object* l_Lean_Elab_Term_mkConst___closed__6;
 lean_object* l_Lean_Elab_Term_monadLog___closed__5;
 extern lean_object* l_Lean_Parser_termParser___closed__1;
 lean_object* l___private_Init_Lean_Elab_Term_2__fromMetaException(lean_object*, lean_object*, lean_object*);
@@ -455,7 +453,6 @@ extern lean_object* l_Lean_mkAppStx___closed__6;
 extern lean_object* l_Lean_Options_empty;
 lean_object* l___private_Init_Lean_Elab_Term_18__regTraceClasses(lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_Elab_Term_4__hasCDot___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Term_mkConst___closed__7;
 lean_object* l___regBuiltinTermElab_Lean_Elab_Term_elabTypeStx___closed__3;
 lean_object* l_Lean_Elab_Term_elabTermAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabLevel___boxed(lean_object*, lean_object*, lean_object*);
@@ -506,6 +503,7 @@ lean_object* l_Lean_Elab_Term_TermElabM_inhabited___boxed(lean_object*, lean_obj
 lean_object* l_Lean_Elab_Term_mkFreshAnonymousIdent___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabRawNumLit(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabTermAux___main___closed__3;
+extern lean_object* l_IO_runMeta___rarg___closed__4;
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__3;
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_ConstantInfo_type(lean_object*);
@@ -591,6 +589,7 @@ lean_object* l_Lean_Elab_Term_withReducible(lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_Elab_Term_addBuiltinTermElab___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_TermElabM_inhabited___rarg(lean_object*);
 uint8_t l_Lean_Expr_isMVar(lean_object*);
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_monadLog___closed__9;
 lean_object* l_Lean_Meta_mkFreshExprMVar(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkConst___closed__5;
@@ -795,7 +794,7 @@ lean_object* l_ReaderT_lift___at_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___sp
 lean_object* l_Lean_Message_toString(lean_object*);
 lean_object* l_Lean_mkAppB(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Term_char___elambda__1___closed__2;
-lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_indentExpr(lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___closed__8;
 lean_object* l_Lean_Elab_Term_trace(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -856,7 +855,7 @@ lean_object* l_Lean_Elab_Term_mkFreshInstanceName___rarg___closed__2;
 lean_object* l_Lean_mkApp3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_decLevel_x3f(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_monadLog___lambda__2(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Term_isLocalTermId_x3f___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltinTermElab_Lean_Elab_Term_elabTacticBlock___closed__1;
 lean_object* l_Lean_Elab_Term_expandCDot_x3f(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_NameGenerator_Inhabited___closed__3;
@@ -877,7 +876,7 @@ _start:
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; 
 x_1 = l_Lean_EnvExtension_setState___closed__1;
 x_2 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_3 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_3 = l_IO_runMeta___rarg___closed__4;
 x_4 = l_Lean_NameGenerator_Inhabited___closed__3;
 x_5 = l_Lean_TraceState_Inhabited___closed__1;
 x_6 = l_PersistentArray_empty___closed__3;
@@ -23581,19 +23580,18 @@ lean_dec(x_2);
 return x_4;
 }
 }
-lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f(lean_object* x_1, uint8_t x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_4; lean_object* x_5; 
-x_4 = 0;
-x_5 = l_Lean_Syntax_isTermId_x3f(x_1, x_4);
+lean_object* x_5; 
+x_5 = l_Lean_Syntax_isTermId_x3f(x_1, x_2);
 if (lean_obj_tag(x_5) == 0)
 {
 lean_object* x_6; lean_object* x_7; 
 x_6 = lean_box(0);
 x_7 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_3);
+lean_ctor_set(x_7, 1, x_4);
 return x_7;
 }
 else
@@ -23611,7 +23609,7 @@ lean_object* x_10; lean_object* x_11; lean_object* x_12;
 x_10 = lean_ctor_get(x_9, 2);
 lean_inc(x_10);
 lean_dec(x_9);
-x_11 = l___private_Init_Lean_Elab_Term_15__resolveLocalName(x_10, x_2, x_3);
+x_11 = l___private_Init_Lean_Elab_Term_15__resolveLocalName(x_10, x_3, x_4);
 x_12 = lean_ctor_get(x_11, 0);
 lean_inc(x_12);
 if (lean_obj_tag(x_12) == 0)
@@ -23781,19 +23779,21 @@ lean_dec(x_9);
 x_45 = lean_box(0);
 x_46 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_46, 0, x_45);
-lean_ctor_set(x_46, 1, x_3);
+lean_ctor_set(x_46, 1, x_4);
 return x_46;
 }
 }
 }
 }
-lean_object* l_Lean_Elab_Term_isLocalTermId_x3f___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_Elab_Term_isLocalTermId_x3f___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-lean_object* x_4; 
-x_4 = l_Lean_Elab_Term_isLocalTermId_x3f(x_1, x_2, x_3);
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_2);
 lean_dec(x_2);
-return x_4;
+x_6 = l_Lean_Elab_Term_isLocalTermId_x3f(x_1, x_5, x_3, x_4);
+lean_dec(x_3);
+return x_6;
 }
 }
 lean_object* l_Nat_foldMAux___main___at___private_Init_Lean_Elab_Term_16__mkFreshLevelMVars___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
@@ -23888,11 +23888,9 @@ return x_2;
 lean_object* _init_l_Lean_Elab_Term_mkConst___closed__3() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Char_HasRepr___closed__1;
-x_2 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
+lean_object* x_1; 
+x_1 = lean_mk_string("too many explicit universe levels");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_Elab_Term_mkConst___closed__4() {
@@ -23900,7 +23898,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Elab_Term_mkConst___closed__3;
-x_2 = lean_alloc_ctor(0, 1, 0);
+x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
@@ -23908,26 +23906,8 @@ return x_2;
 lean_object* _init_l_Lean_Elab_Term_mkConst___closed__5() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("too many explicit universe levels");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Elab_Term_mkConst___closed__6() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_mkConst___closed__5;
-x_2 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
-}
-}
-lean_object* _init_l_Lean_Elab_Term_mkConst___closed__7() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_mkConst___closed__6;
+x_1 = l_Lean_Elab_Term_mkConst___closed__4;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -23955,7 +23935,7 @@ x_11 = l_Lean_Elab_Term_mkConst___closed__2;
 x_12 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_12, 0, x_11);
 lean_ctor_set(x_12, 1, x_10);
-x_13 = l_Lean_Elab_Term_mkConst___closed__4;
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_14 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_14, 0, x_12);
 lean_ctor_set(x_14, 1, x_13);
@@ -24015,7 +23995,7 @@ lean_dec(x_20);
 lean_dec(x_19);
 lean_dec(x_3);
 lean_dec(x_2);
-x_33 = l_Lean_Elab_Term_mkConst___closed__7;
+x_33 = l_Lean_Elab_Term_mkConst___closed__5;
 x_34 = l_Lean_Elab_Term_throwError___rarg(x_1, x_33, x_4, x_8);
 return x_34;
 }
@@ -24439,7 +24419,7 @@ x_30 = l_Lean_Elab_Term_resolveName___closed__3;
 x_31 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_31, 0, x_30);
 lean_ctor_set(x_31, 1, x_29);
-x_32 = l_Lean_Elab_Term_mkConst___closed__4;
+x_32 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 x_33 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_33, 0, x_31);
 lean_ctor_set(x_33, 1, x_32);
@@ -26038,10 +26018,6 @@ l_Lean_Elab_Term_mkConst___closed__4 = _init_l_Lean_Elab_Term_mkConst___closed__
 lean_mark_persistent(l_Lean_Elab_Term_mkConst___closed__4);
 l_Lean_Elab_Term_mkConst___closed__5 = _init_l_Lean_Elab_Term_mkConst___closed__5();
 lean_mark_persistent(l_Lean_Elab_Term_mkConst___closed__5);
-l_Lean_Elab_Term_mkConst___closed__6 = _init_l_Lean_Elab_Term_mkConst___closed__6();
-lean_mark_persistent(l_Lean_Elab_Term_mkConst___closed__6);
-l_Lean_Elab_Term_mkConst___closed__7 = _init_l_Lean_Elab_Term_mkConst___closed__7();
-lean_mark_persistent(l_Lean_Elab_Term_mkConst___closed__7);
 l_Lean_Elab_Term_resolveName___closed__1 = _init_l_Lean_Elab_Term_resolveName___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_resolveName___closed__1);
 l_Lean_Elab_Term_resolveName___closed__2 = _init_l_Lean_Elab_Term_resolveName___closed__2();
diff --git a/stage0/stdlib/Init/Lean/Message.c b/stage0/stdlib/Init/Lean/Message.c
index 8e2863072e..b3266e7dac 100644
--- a/stage0/stdlib/Init/Lean/Message.c
+++ b/stage0/stdlib/Init/Lean/Message.c
@@ -61,7 +61,7 @@ lean_object* lean_message_string(lean_object*);
 extern lean_object* l_EStateM_Result_toString___rarg___closed__2;
 lean_object* l_Lean_MessageLog_toList(lean_object*);
 lean_object* l_PersistentArray_foldlMAux___main___at_Lean_MessageLog_toList___spec__2(lean_object*, lean_object*);
-lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at_Lean_MessageLog_hasErrors___spec__1___boxed(lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_MessageLog_append(lean_object*, lean_object*);
@@ -681,7 +681,7 @@ return x_87;
 }
 case 5:
 {
-lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; 
+lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; 
 x_88 = lean_ctor_get(x_1, 0);
 lean_inc(x_88);
 lean_dec(x_1);
@@ -692,145 +692,143 @@ x_90 = lean_ctor_get(x_88, 0);
 lean_inc(x_90);
 x_91 = lean_ctor_get(x_88, 1);
 lean_inc(x_91);
-x_92 = lean_ctor_get(x_88, 2);
+x_92 = lean_ctor_get(x_88, 3);
 lean_inc(x_92);
-x_93 = lean_ctor_get(x_88, 3);
-lean_inc(x_93);
 lean_dec(x_88);
-x_94 = l_Lean_ppGoal(x_90, x_91, x_92, x_93, x_89);
-return x_94;
+x_93 = l_Lean_ppGoal(x_90, x_91, x_92, x_89);
+return x_93;
 }
 case 6:
 {
-uint8_t x_95; 
-x_95 = !lean_is_exclusive(x_1);
-if (x_95 == 0)
+uint8_t x_94; 
+x_94 = !lean_is_exclusive(x_1);
+if (x_94 == 0)
 {
-lean_object* x_96; lean_object* x_97; lean_object* x_98; 
-x_96 = lean_ctor_get(x_1, 0);
-lean_dec(x_96);
-x_97 = lean_ctor_get(x_2, 0);
+lean_object* x_95; lean_object* x_96; lean_object* x_97; 
+x_95 = lean_ctor_get(x_1, 0);
+lean_dec(x_95);
+x_96 = lean_ctor_get(x_2, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_2, 1);
 lean_inc(x_97);
-x_98 = lean_ctor_get(x_2, 1);
-lean_inc(x_98);
 lean_dec(x_2);
-lean_ctor_set(x_1, 0, x_97);
-x_2 = x_98;
+lean_ctor_set(x_1, 0, x_96);
+x_2 = x_97;
 goto _start;
 }
 else
 {
-lean_object* x_100; lean_object* x_101; lean_object* x_102; 
+lean_object* x_99; lean_object* x_100; lean_object* x_101; 
 lean_dec(x_1);
-x_100 = lean_ctor_get(x_2, 0);
+x_99 = lean_ctor_get(x_2, 0);
+lean_inc(x_99);
+x_100 = lean_ctor_get(x_2, 1);
 lean_inc(x_100);
-x_101 = lean_ctor_get(x_2, 1);
-lean_inc(x_101);
 lean_dec(x_2);
-x_102 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_102, 0, x_100);
-x_1 = x_102;
-x_2 = x_101;
+x_101 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_101, 0, x_99);
+x_1 = x_101;
+x_2 = x_100;
 goto _start;
 }
 }
 case 7:
 {
-lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; 
-x_104 = lean_ctor_get(x_2, 0);
+lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; 
+x_103 = lean_ctor_get(x_2, 0);
+lean_inc(x_103);
+x_104 = lean_ctor_get(x_2, 1);
 lean_inc(x_104);
-x_105 = lean_ctor_get(x_2, 1);
-lean_inc(x_105);
 lean_dec(x_2);
-x_106 = l_Lean_MessageData_formatAux___main(x_1, x_105);
-x_107 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_107, 0, x_104);
-lean_ctor_set(x_107, 1, x_106);
-return x_107;
+x_105 = l_Lean_MessageData_formatAux___main(x_1, x_104);
+x_106 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_106, 0, x_103);
+lean_ctor_set(x_106, 1, x_105);
+return x_106;
 }
 case 8:
 {
-lean_object* x_108; lean_object* x_109; lean_object* x_110; 
-x_108 = lean_ctor_get(x_2, 0);
-lean_inc(x_108);
+lean_object* x_107; lean_object* x_108; lean_object* x_109; 
+x_107 = lean_ctor_get(x_2, 0);
+lean_inc(x_107);
 lean_dec(x_2);
-x_109 = l_Lean_MessageData_formatAux___main(x_1, x_108);
-x_110 = lean_format_group(x_109);
-return x_110;
+x_108 = l_Lean_MessageData_formatAux___main(x_1, x_107);
+x_109 = lean_format_group(x_108);
+return x_109;
 }
 case 9:
 {
-lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; lean_object* x_116; 
-x_111 = lean_ctor_get(x_2, 0);
+lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; uint8_t x_114; lean_object* x_115; 
+x_110 = lean_ctor_get(x_2, 0);
+lean_inc(x_110);
+x_111 = lean_ctor_get(x_2, 1);
 lean_inc(x_111);
-x_112 = lean_ctor_get(x_2, 1);
-lean_inc(x_112);
 lean_dec(x_2);
 lean_inc(x_1);
+x_112 = l_Lean_MessageData_formatAux___main(x_1, x_110);
 x_113 = l_Lean_MessageData_formatAux___main(x_1, x_111);
-x_114 = l_Lean_MessageData_formatAux___main(x_1, x_112);
-x_115 = 0;
-x_116 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_116, 0, x_113);
-lean_ctor_set(x_116, 1, x_114);
-lean_ctor_set_uint8(x_116, sizeof(void*)*2, x_115);
-return x_116;
+x_114 = 0;
+x_115 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_115, 0, x_112);
+lean_ctor_set(x_115, 1, x_113);
+lean_ctor_set_uint8(x_115, sizeof(void*)*2, x_114);
+return x_115;
 }
 case 10:
 {
-lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; uint8_t x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; 
-x_117 = lean_ctor_get(x_2, 0);
+lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; uint8_t x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; 
+x_116 = lean_ctor_get(x_2, 0);
+lean_inc(x_116);
+x_117 = lean_ctor_get(x_2, 1);
 lean_inc(x_117);
-x_118 = lean_ctor_get(x_2, 1);
-lean_inc(x_118);
 lean_dec(x_2);
-x_119 = l_Lean_Name_toString___closed__1;
-x_120 = l_Lean_Name_toStringWithSep___main(x_119, x_117);
-x_121 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_121, 0, x_120);
-x_122 = 0;
-x_123 = l_Lean_Format_sbracket___closed__2;
-x_124 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_124, 0, x_123);
-lean_ctor_set(x_124, 1, x_121);
-lean_ctor_set_uint8(x_124, sizeof(void*)*2, x_122);
-x_125 = l_Lean_Format_sbracket___closed__3;
-x_126 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_126, 0, x_124);
-lean_ctor_set(x_126, 1, x_125);
-lean_ctor_set_uint8(x_126, sizeof(void*)*2, x_122);
-x_127 = l_Lean_Format_sbracket___closed__1;
-x_128 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_128, 0, x_127);
-lean_ctor_set(x_128, 1, x_126);
-x_129 = lean_format_group(x_128);
-x_130 = l_Lean_Format_flatten___main___closed__1;
-x_131 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_131, 0, x_129);
-lean_ctor_set(x_131, 1, x_130);
-lean_ctor_set_uint8(x_131, sizeof(void*)*2, x_122);
-x_132 = l_Lean_MessageData_formatAux___main(x_1, x_118);
-x_133 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_133, 0, x_131);
-lean_ctor_set(x_133, 1, x_132);
-lean_ctor_set_uint8(x_133, sizeof(void*)*2, x_122);
-return x_133;
+x_118 = l_Lean_Name_toString___closed__1;
+x_119 = l_Lean_Name_toStringWithSep___main(x_118, x_116);
+x_120 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_120, 0, x_119);
+x_121 = 0;
+x_122 = l_Lean_Format_sbracket___closed__2;
+x_123 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_123, 0, x_122);
+lean_ctor_set(x_123, 1, x_120);
+lean_ctor_set_uint8(x_123, sizeof(void*)*2, x_121);
+x_124 = l_Lean_Format_sbracket___closed__3;
+x_125 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_125, 0, x_123);
+lean_ctor_set(x_125, 1, x_124);
+lean_ctor_set_uint8(x_125, sizeof(void*)*2, x_121);
+x_126 = l_Lean_Format_sbracket___closed__1;
+x_127 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_127, 0, x_126);
+lean_ctor_set(x_127, 1, x_125);
+x_128 = lean_format_group(x_127);
+x_129 = l_Lean_Format_flatten___main___closed__1;
+x_130 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_130, 0, x_128);
+lean_ctor_set(x_130, 1, x_129);
+lean_ctor_set_uint8(x_130, sizeof(void*)*2, x_121);
+x_131 = l_Lean_MessageData_formatAux___main(x_1, x_117);
+x_132 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_132, 0, x_130);
+lean_ctor_set(x_132, 1, x_131);
+lean_ctor_set_uint8(x_132, sizeof(void*)*2, x_121);
+return x_132;
 }
 default: 
 {
-lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; 
-x_134 = lean_ctor_get(x_2, 0);
-lean_inc(x_134);
+lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; 
+x_133 = lean_ctor_get(x_2, 0);
+lean_inc(x_133);
 lean_dec(x_2);
-x_135 = lean_unsigned_to_nat(0u);
-x_136 = lean_box(0);
-x_137 = l_Array_iterateMAux___main___at_Lean_MessageData_formatAux___main___spec__3(x_1, x_134, x_134, x_135, x_136);
-lean_dec(x_134);
-x_138 = lean_unsigned_to_nat(2u);
-x_139 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_139, 0, x_138);
-lean_ctor_set(x_139, 1, x_137);
-return x_139;
+x_134 = lean_unsigned_to_nat(0u);
+x_135 = lean_box(0);
+x_136 = l_Array_iterateMAux___main___at_Lean_MessageData_formatAux___main___spec__3(x_1, x_133, x_133, x_134, x_135);
+lean_dec(x_133);
+x_137 = lean_unsigned_to_nat(2u);
+x_138 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_138, 0, x_137);
+lean_ctor_set(x_138, 1, x_136);
+return x_138;
 }
 }
 }
diff --git a/stage0/stdlib/Init/Lean/Meta/AppBuilder.c b/stage0/stdlib/Init/Lean/Meta/AppBuilder.c
index d9822e6614..bb309e86cf 100644
--- a/stage0/stdlib/Init/Lean/Meta/AppBuilder.c
+++ b/stage0/stdlib/Init/Lean/Meta/AppBuilder.c
@@ -20,6 +20,7 @@ lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
 lean_object* l_Lean_Expr_eq_x3f___boxed(lean_object*);
 lean_object* l___private_Init_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_isLevelDefEqAux___main___spec__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEqSymm___closed__2;
+lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 lean_object* l_Lean_Meta_mkCongr___closed__1;
 lean_object* l_Lean_mkApp6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__3;
@@ -32,11 +33,13 @@ extern lean_object* l_Array_empty___closed__1;
 lean_object* l_Lean_Meta_mkCongr(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkCongrFun(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Util_Trace_3__getResetTraces___at___private_Init_Lean_Meta_LevelDefEq_10__processPostponedStep___spec__6___rarg(lean_object*);
+lean_object* l_Lean_Meta_mkEqRec(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isAppOf(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_AppBuilder_2__mkAppMFinal___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 lean_object* l_Lean_Meta_mkCongrArg___closed__2;
+lean_object* l_Lean_Meta_mkEqNDRec___closed__3;
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqRefl(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
@@ -56,17 +59,21 @@ lean_object* l_Lean_Meta_mkCongrArg___closed__3;
 lean_object* l_Lean_Expr_heq_x3f___closed__2;
 lean_object* l_Lean_Expr_heq_x3f(lean_object*);
 lean_object* lean_instantiate_type_lparams(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqRec___closed__2;
 lean_object* l_Array_forMAux___main___at___private_Init_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEqRefl___closed__1;
 lean_object* l_Lean_Expr_eq_x3f(lean_object*);
 lean_object* l_Lean_Meta_mkEqTrans___closed__1;
 lean_object* l___private_Init_Lean_Meta_AppBuilder_2__mkAppMFinal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqRec___closed__1;
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqNDRec(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqTrans___closed__2;
 lean_object* l_Lean_Meta_mkCongrFun___closed__1;
 lean_object* l_Lean_mkLambda(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkCongrFun___closed__2;
 lean_object* l_Lean_Meta_mkEqSymm___closed__3;
+lean_object* l_Lean_Meta_mkEqNDRec___closed__4;
 uint8_t l_Lean_Expr_isForall(lean_object*);
 lean_object* l_Lean_Meta_mkEqRefl___closed__1;
 lean_object* l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -74,12 +81,14 @@ uint8_t l_Lean_Expr_isAppOfArity___main(lean_object*, lean_object*, lean_object*
 uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
 lean_object* l_Lean_Meta_mkEqRefl___closed__2;
 lean_object* l_Lean_Expr_heq_x3f___closed__1;
+lean_object* l_Lean_Meta_mkEqNDRec___closed__1;
 lean_object* l_Lean_Expr_heq_x3f___boxed(lean_object*);
 lean_object* l_Lean_ConstantInfo_lparams(lean_object*);
 lean_object* l_Lean_Meta_assignExprMVar(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_synthInstance(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_hasAssignableMVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_arrow_x3f(lean_object*);
+lean_object* l_Lean_Meta_mkEqNDRec___closed__2;
 lean_object* l_List_mapM___main___at_Lean_Meta_mkAppM___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getRevArg_x21___main(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVar(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
@@ -6873,6 +6882,1676 @@ lean_dec(x_2);
 return x_5;
 }
 }
+lean_object* _init_l_Lean_Meta_mkEqNDRec___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("ndrec");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqNDRec___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Expr_eq_x3f___closed__2;
+x_2 = l_Lean_Meta_mkEqNDRec___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqNDRec___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("invalid motive");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqNDRec___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = lean_unsigned_to_nat(6u);
+x_2 = lean_mk_empty_array_with_capacity(x_1);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_mkEqNDRec(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; uint8_t x_7; 
+x_6 = l_Lean_Meta_mkEqRefl___closed__2;
+x_7 = l_Lean_Expr_isAppOf(x_3, x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; 
+lean_inc(x_4);
+lean_inc(x_3);
+x_8 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_3, x_4, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_10 = lean_ctor_get(x_8, 0);
+x_11 = lean_ctor_get(x_8, 1);
+x_12 = l_Lean_Expr_eq_x3f___closed__2;
+x_13 = lean_unsigned_to_nat(3u);
+x_14 = l_Lean_Expr_isAppOfArity___main(x_10, x_12, x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_dec(x_10);
+lean_dec(x_2);
+lean_dec(x_1);
+x_15 = lean_ctor_get(x_11, 0);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_11, 1);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_4, 1);
+lean_inc(x_17);
+x_18 = lean_ctor_get(x_4, 0);
+lean_inc(x_18);
+lean_dec(x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+lean_dec(x_18);
+x_20 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_20, 0, x_15);
+lean_ctor_set(x_20, 1, x_16);
+lean_ctor_set(x_20, 2, x_17);
+lean_ctor_set(x_20, 3, x_19);
+x_21 = l_Lean_mkOptionalNode___closed__2;
+x_22 = lean_array_push(x_21, x_3);
+x_23 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_24 = l_Lean_Meta_mkEqSymm___closed__3;
+x_25 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_25, 0, x_23);
+lean_ctor_set(x_25, 1, x_24);
+lean_ctor_set(x_25, 2, x_22);
+lean_ctor_set(x_25, 3, x_20);
+lean_ctor_set_tag(x_8, 1);
+lean_ctor_set(x_8, 0, x_25);
+return x_8;
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+lean_free_object(x_8);
+x_26 = lean_unsigned_to_nat(0u);
+x_27 = l_Lean_Expr_getAppNumArgsAux___main(x_10, x_26);
+x_28 = lean_nat_sub(x_27, x_26);
+x_29 = lean_unsigned_to_nat(1u);
+x_30 = lean_nat_sub(x_28, x_29);
+lean_dec(x_28);
+x_31 = l_Lean_Expr_getRevArg_x21___main(x_10, x_30);
+x_32 = lean_nat_sub(x_27, x_29);
+x_33 = lean_nat_sub(x_32, x_29);
+lean_dec(x_32);
+x_34 = l_Lean_Expr_getRevArg_x21___main(x_10, x_33);
+x_35 = lean_unsigned_to_nat(2u);
+x_36 = lean_nat_sub(x_27, x_35);
+lean_dec(x_27);
+x_37 = lean_nat_sub(x_36, x_29);
+lean_dec(x_36);
+x_38 = l_Lean_Expr_getRevArg_x21___main(x_10, x_37);
+lean_dec(x_10);
+lean_inc(x_4);
+lean_inc(x_31);
+x_39 = l_Lean_Meta_getLevel(x_31, x_4, x_11);
+if (lean_obj_tag(x_39) == 0)
+{
+uint8_t x_40; 
+x_40 = !lean_is_exclusive(x_39);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_41 = lean_ctor_get(x_39, 0);
+x_42 = lean_ctor_get(x_39, 1);
+lean_inc(x_4);
+lean_inc(x_1);
+x_43 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_42);
+if (lean_obj_tag(x_43) == 0)
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_44 = lean_ctor_get(x_43, 0);
+lean_inc(x_44);
+x_45 = lean_ctor_get(x_43, 1);
+lean_inc(x_45);
+if (lean_is_exclusive(x_43)) {
+ lean_ctor_release(x_43, 0);
+ lean_ctor_release(x_43, 1);
+ x_46 = x_43;
+} else {
+ lean_dec_ref(x_43);
+ x_46 = lean_box(0);
+}
+if (lean_obj_tag(x_44) == 7)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_44, 2);
+lean_inc(x_61);
+lean_dec(x_44);
+if (lean_obj_tag(x_61) == 3)
+{
+lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+lean_dec(x_46);
+lean_dec(x_4);
+x_62 = lean_ctor_get(x_61, 0);
+lean_inc(x_62);
+lean_dec(x_61);
+x_63 = lean_box(0);
+x_64 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_64, 0, x_41);
+lean_ctor_set(x_64, 1, x_63);
+x_65 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_65, 0, x_62);
+lean_ctor_set(x_65, 1, x_64);
+x_66 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_67 = l_Lean_mkConst(x_66, x_65);
+x_68 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_69 = lean_array_push(x_68, x_31);
+x_70 = lean_array_push(x_69, x_34);
+x_71 = lean_array_push(x_70, x_1);
+x_72 = lean_array_push(x_71, x_2);
+x_73 = lean_array_push(x_72, x_38);
+x_74 = lean_array_push(x_73, x_3);
+x_75 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_74, x_74, x_26, x_67);
+lean_dec(x_74);
+lean_ctor_set(x_39, 1, x_45);
+lean_ctor_set(x_39, 0, x_75);
+return x_39;
+}
+else
+{
+lean_object* x_76; 
+lean_dec(x_61);
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_76 = lean_box(0);
+x_47 = x_76;
+goto block_60;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_44);
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_77 = lean_box(0);
+x_47 = x_77;
+goto block_60;
+}
+block_60:
+{
+lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
+lean_dec(x_47);
+x_48 = lean_ctor_get(x_45, 0);
+lean_inc(x_48);
+x_49 = lean_ctor_get(x_45, 1);
+lean_inc(x_49);
+x_50 = lean_ctor_get(x_4, 1);
+lean_inc(x_50);
+x_51 = lean_ctor_get(x_4, 0);
+lean_inc(x_51);
+lean_dec(x_4);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+lean_dec(x_51);
+x_53 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_53, 0, x_48);
+lean_ctor_set(x_53, 1, x_49);
+lean_ctor_set(x_53, 2, x_50);
+lean_ctor_set(x_53, 3, x_52);
+x_54 = l_Lean_mkOptionalNode___closed__2;
+x_55 = lean_array_push(x_54, x_1);
+x_56 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_57 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_58 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_58, 0, x_56);
+lean_ctor_set(x_58, 1, x_57);
+lean_ctor_set(x_58, 2, x_55);
+lean_ctor_set(x_58, 3, x_53);
+if (lean_is_scalar(x_46)) {
+ x_59 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_59 = x_46;
+ lean_ctor_set_tag(x_59, 1);
+}
+lean_ctor_set(x_59, 0, x_58);
+lean_ctor_set(x_59, 1, x_45);
+return x_59;
+}
+}
+else
+{
+uint8_t x_78; 
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_78 = !lean_is_exclusive(x_43);
+if (x_78 == 0)
+{
+return x_43;
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_79 = lean_ctor_get(x_43, 0);
+x_80 = lean_ctor_get(x_43, 1);
+lean_inc(x_80);
+lean_inc(x_79);
+lean_dec(x_43);
+x_81 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_81, 0, x_79);
+lean_ctor_set(x_81, 1, x_80);
+return x_81;
+}
+}
+}
+else
+{
+lean_object* x_82; lean_object* x_83; lean_object* x_84; 
+x_82 = lean_ctor_get(x_39, 0);
+x_83 = lean_ctor_get(x_39, 1);
+lean_inc(x_83);
+lean_inc(x_82);
+lean_dec(x_39);
+lean_inc(x_4);
+lean_inc(x_1);
+x_84 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_83);
+if (lean_obj_tag(x_84) == 0)
+{
+lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; 
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_ctor_get(x_84, 1);
+lean_inc(x_86);
+if (lean_is_exclusive(x_84)) {
+ lean_ctor_release(x_84, 0);
+ lean_ctor_release(x_84, 1);
+ x_87 = x_84;
+} else {
+ lean_dec_ref(x_84);
+ x_87 = lean_box(0);
+}
+if (lean_obj_tag(x_85) == 7)
+{
+lean_object* x_102; 
+x_102 = lean_ctor_get(x_85, 2);
+lean_inc(x_102);
+lean_dec(x_85);
+if (lean_obj_tag(x_102) == 3)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; 
+lean_dec(x_87);
+lean_dec(x_4);
+x_103 = lean_ctor_get(x_102, 0);
+lean_inc(x_103);
+lean_dec(x_102);
+x_104 = lean_box(0);
+x_105 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_105, 0, x_82);
+lean_ctor_set(x_105, 1, x_104);
+x_106 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_106, 0, x_103);
+lean_ctor_set(x_106, 1, x_105);
+x_107 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_108 = l_Lean_mkConst(x_107, x_106);
+x_109 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_110 = lean_array_push(x_109, x_31);
+x_111 = lean_array_push(x_110, x_34);
+x_112 = lean_array_push(x_111, x_1);
+x_113 = lean_array_push(x_112, x_2);
+x_114 = lean_array_push(x_113, x_38);
+x_115 = lean_array_push(x_114, x_3);
+x_116 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_115, x_115, x_26, x_108);
+lean_dec(x_115);
+x_117 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_117, 0, x_116);
+lean_ctor_set(x_117, 1, x_86);
+return x_117;
+}
+else
+{
+lean_object* x_118; 
+lean_dec(x_102);
+lean_dec(x_82);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_118 = lean_box(0);
+x_88 = x_118;
+goto block_101;
+}
+}
+else
+{
+lean_object* x_119; 
+lean_dec(x_85);
+lean_dec(x_82);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_119 = lean_box(0);
+x_88 = x_119;
+goto block_101;
+}
+block_101:
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+lean_dec(x_88);
+x_89 = lean_ctor_get(x_86, 0);
+lean_inc(x_89);
+x_90 = lean_ctor_get(x_86, 1);
+lean_inc(x_90);
+x_91 = lean_ctor_get(x_4, 1);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_4, 0);
+lean_inc(x_92);
+lean_dec(x_4);
+x_93 = lean_ctor_get(x_92, 0);
+lean_inc(x_93);
+lean_dec(x_92);
+x_94 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_94, 0, x_89);
+lean_ctor_set(x_94, 1, x_90);
+lean_ctor_set(x_94, 2, x_91);
+lean_ctor_set(x_94, 3, x_93);
+x_95 = l_Lean_mkOptionalNode___closed__2;
+x_96 = lean_array_push(x_95, x_1);
+x_97 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_98 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_99 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_99, 0, x_97);
+lean_ctor_set(x_99, 1, x_98);
+lean_ctor_set(x_99, 2, x_96);
+lean_ctor_set(x_99, 3, x_94);
+if (lean_is_scalar(x_87)) {
+ x_100 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_100 = x_87;
+ lean_ctor_set_tag(x_100, 1);
+}
+lean_ctor_set(x_100, 0, x_99);
+lean_ctor_set(x_100, 1, x_86);
+return x_100;
+}
+}
+else
+{
+lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; 
+lean_dec(x_82);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_120 = lean_ctor_get(x_84, 0);
+lean_inc(x_120);
+x_121 = lean_ctor_get(x_84, 1);
+lean_inc(x_121);
+if (lean_is_exclusive(x_84)) {
+ lean_ctor_release(x_84, 0);
+ lean_ctor_release(x_84, 1);
+ x_122 = x_84;
+} else {
+ lean_dec_ref(x_84);
+ x_122 = lean_box(0);
+}
+if (lean_is_scalar(x_122)) {
+ x_123 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_123 = x_122;
+}
+lean_ctor_set(x_123, 0, x_120);
+lean_ctor_set(x_123, 1, x_121);
+return x_123;
+}
+}
+}
+else
+{
+uint8_t x_124; 
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_124 = !lean_is_exclusive(x_39);
+if (x_124 == 0)
+{
+return x_39;
+}
+else
+{
+lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+x_125 = lean_ctor_get(x_39, 0);
+x_126 = lean_ctor_get(x_39, 1);
+lean_inc(x_126);
+lean_inc(x_125);
+lean_dec(x_39);
+x_127 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_127, 0, x_125);
+lean_ctor_set(x_127, 1, x_126);
+return x_127;
+}
+}
+}
+}
+else
+{
+lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; uint8_t x_132; 
+x_128 = lean_ctor_get(x_8, 0);
+x_129 = lean_ctor_get(x_8, 1);
+lean_inc(x_129);
+lean_inc(x_128);
+lean_dec(x_8);
+x_130 = l_Lean_Expr_eq_x3f___closed__2;
+x_131 = lean_unsigned_to_nat(3u);
+x_132 = l_Lean_Expr_isAppOfArity___main(x_128, x_130, x_131);
+if (x_132 == 0)
+{
+lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; 
+lean_dec(x_128);
+lean_dec(x_2);
+lean_dec(x_1);
+x_133 = lean_ctor_get(x_129, 0);
+lean_inc(x_133);
+x_134 = lean_ctor_get(x_129, 1);
+lean_inc(x_134);
+x_135 = lean_ctor_get(x_4, 1);
+lean_inc(x_135);
+x_136 = lean_ctor_get(x_4, 0);
+lean_inc(x_136);
+lean_dec(x_4);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+lean_dec(x_136);
+x_138 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_138, 0, x_133);
+lean_ctor_set(x_138, 1, x_134);
+lean_ctor_set(x_138, 2, x_135);
+lean_ctor_set(x_138, 3, x_137);
+x_139 = l_Lean_mkOptionalNode___closed__2;
+x_140 = lean_array_push(x_139, x_3);
+x_141 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_142 = l_Lean_Meta_mkEqSymm___closed__3;
+x_143 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_143, 0, x_141);
+lean_ctor_set(x_143, 1, x_142);
+lean_ctor_set(x_143, 2, x_140);
+lean_ctor_set(x_143, 3, x_138);
+x_144 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_144, 0, x_143);
+lean_ctor_set(x_144, 1, x_129);
+return x_144;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; 
+x_145 = lean_unsigned_to_nat(0u);
+x_146 = l_Lean_Expr_getAppNumArgsAux___main(x_128, x_145);
+x_147 = lean_nat_sub(x_146, x_145);
+x_148 = lean_unsigned_to_nat(1u);
+x_149 = lean_nat_sub(x_147, x_148);
+lean_dec(x_147);
+x_150 = l_Lean_Expr_getRevArg_x21___main(x_128, x_149);
+x_151 = lean_nat_sub(x_146, x_148);
+x_152 = lean_nat_sub(x_151, x_148);
+lean_dec(x_151);
+x_153 = l_Lean_Expr_getRevArg_x21___main(x_128, x_152);
+x_154 = lean_unsigned_to_nat(2u);
+x_155 = lean_nat_sub(x_146, x_154);
+lean_dec(x_146);
+x_156 = lean_nat_sub(x_155, x_148);
+lean_dec(x_155);
+x_157 = l_Lean_Expr_getRevArg_x21___main(x_128, x_156);
+lean_dec(x_128);
+lean_inc(x_4);
+lean_inc(x_150);
+x_158 = l_Lean_Meta_getLevel(x_150, x_4, x_129);
+if (lean_obj_tag(x_158) == 0)
+{
+lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+x_159 = lean_ctor_get(x_158, 0);
+lean_inc(x_159);
+x_160 = lean_ctor_get(x_158, 1);
+lean_inc(x_160);
+if (lean_is_exclusive(x_158)) {
+ lean_ctor_release(x_158, 0);
+ lean_ctor_release(x_158, 1);
+ x_161 = x_158;
+} else {
+ lean_dec_ref(x_158);
+ x_161 = lean_box(0);
+}
+lean_inc(x_4);
+lean_inc(x_1);
+x_162 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_160);
+if (lean_obj_tag(x_162) == 0)
+{
+lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; 
+x_163 = lean_ctor_get(x_162, 0);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_162, 1);
+lean_inc(x_164);
+if (lean_is_exclusive(x_162)) {
+ lean_ctor_release(x_162, 0);
+ lean_ctor_release(x_162, 1);
+ x_165 = x_162;
+} else {
+ lean_dec_ref(x_162);
+ x_165 = lean_box(0);
+}
+if (lean_obj_tag(x_163) == 7)
+{
+lean_object* x_180; 
+x_180 = lean_ctor_get(x_163, 2);
+lean_inc(x_180);
+lean_dec(x_163);
+if (lean_obj_tag(x_180) == 3)
+{
+lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; 
+lean_dec(x_165);
+lean_dec(x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+lean_dec(x_180);
+x_182 = lean_box(0);
+x_183 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_183, 0, x_159);
+lean_ctor_set(x_183, 1, x_182);
+x_184 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_184, 0, x_181);
+lean_ctor_set(x_184, 1, x_183);
+x_185 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_186 = l_Lean_mkConst(x_185, x_184);
+x_187 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_188 = lean_array_push(x_187, x_150);
+x_189 = lean_array_push(x_188, x_153);
+x_190 = lean_array_push(x_189, x_1);
+x_191 = lean_array_push(x_190, x_2);
+x_192 = lean_array_push(x_191, x_157);
+x_193 = lean_array_push(x_192, x_3);
+x_194 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_193, x_193, x_145, x_186);
+lean_dec(x_193);
+if (lean_is_scalar(x_161)) {
+ x_195 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_195 = x_161;
+}
+lean_ctor_set(x_195, 0, x_194);
+lean_ctor_set(x_195, 1, x_164);
+return x_195;
+}
+else
+{
+lean_object* x_196; 
+lean_dec(x_180);
+lean_dec(x_161);
+lean_dec(x_159);
+lean_dec(x_157);
+lean_dec(x_153);
+lean_dec(x_150);
+lean_dec(x_3);
+lean_dec(x_2);
+x_196 = lean_box(0);
+x_166 = x_196;
+goto block_179;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_163);
+lean_dec(x_161);
+lean_dec(x_159);
+lean_dec(x_157);
+lean_dec(x_153);
+lean_dec(x_150);
+lean_dec(x_3);
+lean_dec(x_2);
+x_197 = lean_box(0);
+x_166 = x_197;
+goto block_179;
+}
+block_179:
+{
+lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; 
+lean_dec(x_166);
+x_167 = lean_ctor_get(x_164, 0);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_164, 1);
+lean_inc(x_168);
+x_169 = lean_ctor_get(x_4, 1);
+lean_inc(x_169);
+x_170 = lean_ctor_get(x_4, 0);
+lean_inc(x_170);
+lean_dec(x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+lean_dec(x_170);
+x_172 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_172, 0, x_167);
+lean_ctor_set(x_172, 1, x_168);
+lean_ctor_set(x_172, 2, x_169);
+lean_ctor_set(x_172, 3, x_171);
+x_173 = l_Lean_mkOptionalNode___closed__2;
+x_174 = lean_array_push(x_173, x_1);
+x_175 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_176 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_177 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_177, 0, x_175);
+lean_ctor_set(x_177, 1, x_176);
+lean_ctor_set(x_177, 2, x_174);
+lean_ctor_set(x_177, 3, x_172);
+if (lean_is_scalar(x_165)) {
+ x_178 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_178 = x_165;
+ lean_ctor_set_tag(x_178, 1);
+}
+lean_ctor_set(x_178, 0, x_177);
+lean_ctor_set(x_178, 1, x_164);
+return x_178;
+}
+}
+else
+{
+lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_161);
+lean_dec(x_159);
+lean_dec(x_157);
+lean_dec(x_153);
+lean_dec(x_150);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_198 = lean_ctor_get(x_162, 0);
+lean_inc(x_198);
+x_199 = lean_ctor_get(x_162, 1);
+lean_inc(x_199);
+if (lean_is_exclusive(x_162)) {
+ lean_ctor_release(x_162, 0);
+ lean_ctor_release(x_162, 1);
+ x_200 = x_162;
+} else {
+ lean_dec_ref(x_162);
+ x_200 = lean_box(0);
+}
+if (lean_is_scalar(x_200)) {
+ x_201 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_201 = x_200;
+}
+lean_ctor_set(x_201, 0, x_198);
+lean_ctor_set(x_201, 1, x_199);
+return x_201;
+}
+}
+else
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; 
+lean_dec(x_157);
+lean_dec(x_153);
+lean_dec(x_150);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_202 = lean_ctor_get(x_158, 0);
+lean_inc(x_202);
+x_203 = lean_ctor_get(x_158, 1);
+lean_inc(x_203);
+if (lean_is_exclusive(x_158)) {
+ lean_ctor_release(x_158, 0);
+ lean_ctor_release(x_158, 1);
+ x_204 = x_158;
+} else {
+ lean_dec_ref(x_158);
+ x_204 = lean_box(0);
+}
+if (lean_is_scalar(x_204)) {
+ x_205 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_205 = x_204;
+}
+lean_ctor_set(x_205, 0, x_202);
+lean_ctor_set(x_205, 1, x_203);
+return x_205;
+}
+}
+}
+}
+else
+{
+uint8_t x_206; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_206 = !lean_is_exclusive(x_8);
+if (x_206 == 0)
+{
+return x_8;
+}
+else
+{
+lean_object* x_207; lean_object* x_208; lean_object* x_209; 
+x_207 = lean_ctor_get(x_8, 0);
+x_208 = lean_ctor_get(x_8, 1);
+lean_inc(x_208);
+lean_inc(x_207);
+lean_dec(x_8);
+x_209 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_209, 0, x_207);
+lean_ctor_set(x_209, 1, x_208);
+return x_209;
+}
+}
+}
+else
+{
+lean_object* x_210; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_1);
+x_210 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_210, 0, x_2);
+lean_ctor_set(x_210, 1, x_5);
+return x_210;
+}
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqRec___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("rec");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqRec___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Expr_eq_x3f___closed__2;
+x_2 = l_Lean_Meta_mkEqRec___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Meta_mkEqRec(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; uint8_t x_7; 
+x_6 = l_Lean_Meta_mkEqRefl___closed__2;
+x_7 = l_Lean_Expr_isAppOf(x_3, x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; 
+lean_inc(x_4);
+lean_inc(x_3);
+x_8 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_3, x_4, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_10 = lean_ctor_get(x_8, 0);
+x_11 = lean_ctor_get(x_8, 1);
+x_12 = l_Lean_Expr_eq_x3f___closed__2;
+x_13 = lean_unsigned_to_nat(3u);
+x_14 = l_Lean_Expr_isAppOfArity___main(x_10, x_12, x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_dec(x_10);
+lean_dec(x_2);
+lean_dec(x_1);
+x_15 = lean_ctor_get(x_11, 0);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_11, 1);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_4, 1);
+lean_inc(x_17);
+x_18 = lean_ctor_get(x_4, 0);
+lean_inc(x_18);
+lean_dec(x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+lean_dec(x_18);
+x_20 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_20, 0, x_15);
+lean_ctor_set(x_20, 1, x_16);
+lean_ctor_set(x_20, 2, x_17);
+lean_ctor_set(x_20, 3, x_19);
+x_21 = l_Lean_mkOptionalNode___closed__2;
+x_22 = lean_array_push(x_21, x_3);
+x_23 = l_Lean_Meta_mkEqRec___closed__2;
+x_24 = l_Lean_Meta_mkEqSymm___closed__3;
+x_25 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_25, 0, x_23);
+lean_ctor_set(x_25, 1, x_24);
+lean_ctor_set(x_25, 2, x_22);
+lean_ctor_set(x_25, 3, x_20);
+lean_ctor_set_tag(x_8, 1);
+lean_ctor_set(x_8, 0, x_25);
+return x_8;
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+lean_free_object(x_8);
+x_26 = lean_unsigned_to_nat(0u);
+x_27 = l_Lean_Expr_getAppNumArgsAux___main(x_10, x_26);
+x_28 = lean_nat_sub(x_27, x_26);
+x_29 = lean_unsigned_to_nat(1u);
+x_30 = lean_nat_sub(x_28, x_29);
+lean_dec(x_28);
+x_31 = l_Lean_Expr_getRevArg_x21___main(x_10, x_30);
+x_32 = lean_nat_sub(x_27, x_29);
+x_33 = lean_nat_sub(x_32, x_29);
+lean_dec(x_32);
+x_34 = l_Lean_Expr_getRevArg_x21___main(x_10, x_33);
+x_35 = lean_unsigned_to_nat(2u);
+x_36 = lean_nat_sub(x_27, x_35);
+lean_dec(x_27);
+x_37 = lean_nat_sub(x_36, x_29);
+lean_dec(x_36);
+x_38 = l_Lean_Expr_getRevArg_x21___main(x_10, x_37);
+lean_dec(x_10);
+lean_inc(x_4);
+lean_inc(x_31);
+x_39 = l_Lean_Meta_getLevel(x_31, x_4, x_11);
+if (lean_obj_tag(x_39) == 0)
+{
+uint8_t x_40; 
+x_40 = !lean_is_exclusive(x_39);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_41 = lean_ctor_get(x_39, 0);
+x_42 = lean_ctor_get(x_39, 1);
+lean_inc(x_4);
+lean_inc(x_1);
+x_43 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_42);
+if (lean_obj_tag(x_43) == 0)
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_44 = lean_ctor_get(x_43, 0);
+lean_inc(x_44);
+x_45 = lean_ctor_get(x_43, 1);
+lean_inc(x_45);
+if (lean_is_exclusive(x_43)) {
+ lean_ctor_release(x_43, 0);
+ lean_ctor_release(x_43, 1);
+ x_46 = x_43;
+} else {
+ lean_dec_ref(x_43);
+ x_46 = lean_box(0);
+}
+if (lean_obj_tag(x_44) == 7)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_44, 2);
+lean_inc(x_61);
+lean_dec(x_44);
+if (lean_obj_tag(x_61) == 7)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_61, 2);
+lean_inc(x_62);
+lean_dec(x_61);
+if (lean_obj_tag(x_62) == 3)
+{
+lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; 
+lean_dec(x_46);
+lean_dec(x_4);
+x_63 = lean_ctor_get(x_62, 0);
+lean_inc(x_63);
+lean_dec(x_62);
+x_64 = lean_box(0);
+x_65 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_65, 0, x_41);
+lean_ctor_set(x_65, 1, x_64);
+x_66 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_66, 0, x_63);
+lean_ctor_set(x_66, 1, x_65);
+x_67 = l_Lean_Meta_mkEqRec___closed__2;
+x_68 = l_Lean_mkConst(x_67, x_66);
+x_69 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_70 = lean_array_push(x_69, x_31);
+x_71 = lean_array_push(x_70, x_34);
+x_72 = lean_array_push(x_71, x_1);
+x_73 = lean_array_push(x_72, x_2);
+x_74 = lean_array_push(x_73, x_38);
+x_75 = lean_array_push(x_74, x_3);
+x_76 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_75, x_75, x_26, x_68);
+lean_dec(x_75);
+lean_ctor_set(x_39, 1, x_45);
+lean_ctor_set(x_39, 0, x_76);
+return x_39;
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_62);
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_77 = lean_box(0);
+x_47 = x_77;
+goto block_60;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_61);
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_78 = lean_box(0);
+x_47 = x_78;
+goto block_60;
+}
+}
+else
+{
+lean_object* x_79; 
+lean_dec(x_44);
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_79 = lean_box(0);
+x_47 = x_79;
+goto block_60;
+}
+block_60:
+{
+lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
+lean_dec(x_47);
+x_48 = lean_ctor_get(x_45, 0);
+lean_inc(x_48);
+x_49 = lean_ctor_get(x_45, 1);
+lean_inc(x_49);
+x_50 = lean_ctor_get(x_4, 1);
+lean_inc(x_50);
+x_51 = lean_ctor_get(x_4, 0);
+lean_inc(x_51);
+lean_dec(x_4);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+lean_dec(x_51);
+x_53 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_53, 0, x_48);
+lean_ctor_set(x_53, 1, x_49);
+lean_ctor_set(x_53, 2, x_50);
+lean_ctor_set(x_53, 3, x_52);
+x_54 = l_Lean_mkOptionalNode___closed__2;
+x_55 = lean_array_push(x_54, x_1);
+x_56 = l_Lean_Meta_mkEqRec___closed__2;
+x_57 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_58 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_58, 0, x_56);
+lean_ctor_set(x_58, 1, x_57);
+lean_ctor_set(x_58, 2, x_55);
+lean_ctor_set(x_58, 3, x_53);
+if (lean_is_scalar(x_46)) {
+ x_59 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_59 = x_46;
+ lean_ctor_set_tag(x_59, 1);
+}
+lean_ctor_set(x_59, 0, x_58);
+lean_ctor_set(x_59, 1, x_45);
+return x_59;
+}
+}
+else
+{
+uint8_t x_80; 
+lean_free_object(x_39);
+lean_dec(x_41);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_80 = !lean_is_exclusive(x_43);
+if (x_80 == 0)
+{
+return x_43;
+}
+else
+{
+lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+x_81 = lean_ctor_get(x_43, 0);
+x_82 = lean_ctor_get(x_43, 1);
+lean_inc(x_82);
+lean_inc(x_81);
+lean_dec(x_43);
+x_83 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_83, 0, x_81);
+lean_ctor_set(x_83, 1, x_82);
+return x_83;
+}
+}
+}
+else
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; 
+x_84 = lean_ctor_get(x_39, 0);
+x_85 = lean_ctor_get(x_39, 1);
+lean_inc(x_85);
+lean_inc(x_84);
+lean_dec(x_39);
+lean_inc(x_4);
+lean_inc(x_1);
+x_86 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_85);
+if (lean_obj_tag(x_86) == 0)
+{
+lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; 
+x_87 = lean_ctor_get(x_86, 0);
+lean_inc(x_87);
+x_88 = lean_ctor_get(x_86, 1);
+lean_inc(x_88);
+if (lean_is_exclusive(x_86)) {
+ lean_ctor_release(x_86, 0);
+ lean_ctor_release(x_86, 1);
+ x_89 = x_86;
+} else {
+ lean_dec_ref(x_86);
+ x_89 = lean_box(0);
+}
+if (lean_obj_tag(x_87) == 7)
+{
+lean_object* x_104; 
+x_104 = lean_ctor_get(x_87, 2);
+lean_inc(x_104);
+lean_dec(x_87);
+if (lean_obj_tag(x_104) == 7)
+{
+lean_object* x_105; 
+x_105 = lean_ctor_get(x_104, 2);
+lean_inc(x_105);
+lean_dec(x_104);
+if (lean_obj_tag(x_105) == 3)
+{
+lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; 
+lean_dec(x_89);
+lean_dec(x_4);
+x_106 = lean_ctor_get(x_105, 0);
+lean_inc(x_106);
+lean_dec(x_105);
+x_107 = lean_box(0);
+x_108 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_108, 0, x_84);
+lean_ctor_set(x_108, 1, x_107);
+x_109 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_109, 0, x_106);
+lean_ctor_set(x_109, 1, x_108);
+x_110 = l_Lean_Meta_mkEqRec___closed__2;
+x_111 = l_Lean_mkConst(x_110, x_109);
+x_112 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_113 = lean_array_push(x_112, x_31);
+x_114 = lean_array_push(x_113, x_34);
+x_115 = lean_array_push(x_114, x_1);
+x_116 = lean_array_push(x_115, x_2);
+x_117 = lean_array_push(x_116, x_38);
+x_118 = lean_array_push(x_117, x_3);
+x_119 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_118, x_118, x_26, x_111);
+lean_dec(x_118);
+x_120 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_120, 0, x_119);
+lean_ctor_set(x_120, 1, x_88);
+return x_120;
+}
+else
+{
+lean_object* x_121; 
+lean_dec(x_105);
+lean_dec(x_84);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_121 = lean_box(0);
+x_90 = x_121;
+goto block_103;
+}
+}
+else
+{
+lean_object* x_122; 
+lean_dec(x_104);
+lean_dec(x_84);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_122 = lean_box(0);
+x_90 = x_122;
+goto block_103;
+}
+}
+else
+{
+lean_object* x_123; 
+lean_dec(x_87);
+lean_dec(x_84);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_3);
+lean_dec(x_2);
+x_123 = lean_box(0);
+x_90 = x_123;
+goto block_103;
+}
+block_103:
+{
+lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; 
+lean_dec(x_90);
+x_91 = lean_ctor_get(x_88, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_88, 1);
+lean_inc(x_92);
+x_93 = lean_ctor_get(x_4, 1);
+lean_inc(x_93);
+x_94 = lean_ctor_get(x_4, 0);
+lean_inc(x_94);
+lean_dec(x_4);
+x_95 = lean_ctor_get(x_94, 0);
+lean_inc(x_95);
+lean_dec(x_94);
+x_96 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_96, 0, x_91);
+lean_ctor_set(x_96, 1, x_92);
+lean_ctor_set(x_96, 2, x_93);
+lean_ctor_set(x_96, 3, x_95);
+x_97 = l_Lean_mkOptionalNode___closed__2;
+x_98 = lean_array_push(x_97, x_1);
+x_99 = l_Lean_Meta_mkEqRec___closed__2;
+x_100 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_101 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_101, 0, x_99);
+lean_ctor_set(x_101, 1, x_100);
+lean_ctor_set(x_101, 2, x_98);
+lean_ctor_set(x_101, 3, x_96);
+if (lean_is_scalar(x_89)) {
+ x_102 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_102 = x_89;
+ lean_ctor_set_tag(x_102, 1);
+}
+lean_ctor_set(x_102, 0, x_101);
+lean_ctor_set(x_102, 1, x_88);
+return x_102;
+}
+}
+else
+{
+lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+lean_dec(x_84);
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_124 = lean_ctor_get(x_86, 0);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_86, 1);
+lean_inc(x_125);
+if (lean_is_exclusive(x_86)) {
+ lean_ctor_release(x_86, 0);
+ lean_ctor_release(x_86, 1);
+ x_126 = x_86;
+} else {
+ lean_dec_ref(x_86);
+ x_126 = lean_box(0);
+}
+if (lean_is_scalar(x_126)) {
+ x_127 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_127 = x_126;
+}
+lean_ctor_set(x_127, 0, x_124);
+lean_ctor_set(x_127, 1, x_125);
+return x_127;
+}
+}
+}
+else
+{
+uint8_t x_128; 
+lean_dec(x_38);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_128 = !lean_is_exclusive(x_39);
+if (x_128 == 0)
+{
+return x_39;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; lean_object* x_131; 
+x_129 = lean_ctor_get(x_39, 0);
+x_130 = lean_ctor_get(x_39, 1);
+lean_inc(x_130);
+lean_inc(x_129);
+lean_dec(x_39);
+x_131 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_131, 0, x_129);
+lean_ctor_set(x_131, 1, x_130);
+return x_131;
+}
+}
+}
+}
+else
+{
+lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; uint8_t x_136; 
+x_132 = lean_ctor_get(x_8, 0);
+x_133 = lean_ctor_get(x_8, 1);
+lean_inc(x_133);
+lean_inc(x_132);
+lean_dec(x_8);
+x_134 = l_Lean_Expr_eq_x3f___closed__2;
+x_135 = lean_unsigned_to_nat(3u);
+x_136 = l_Lean_Expr_isAppOfArity___main(x_132, x_134, x_135);
+if (x_136 == 0)
+{
+lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; 
+lean_dec(x_132);
+lean_dec(x_2);
+lean_dec(x_1);
+x_137 = lean_ctor_get(x_133, 0);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_133, 1);
+lean_inc(x_138);
+x_139 = lean_ctor_get(x_4, 1);
+lean_inc(x_139);
+x_140 = lean_ctor_get(x_4, 0);
+lean_inc(x_140);
+lean_dec(x_4);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+lean_dec(x_140);
+x_142 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_142, 0, x_137);
+lean_ctor_set(x_142, 1, x_138);
+lean_ctor_set(x_142, 2, x_139);
+lean_ctor_set(x_142, 3, x_141);
+x_143 = l_Lean_mkOptionalNode___closed__2;
+x_144 = lean_array_push(x_143, x_3);
+x_145 = l_Lean_Meta_mkEqRec___closed__2;
+x_146 = l_Lean_Meta_mkEqSymm___closed__3;
+x_147 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_147, 0, x_145);
+lean_ctor_set(x_147, 1, x_146);
+lean_ctor_set(x_147, 2, x_144);
+lean_ctor_set(x_147, 3, x_142);
+x_148 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_148, 0, x_147);
+lean_ctor_set(x_148, 1, x_133);
+return x_148;
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+x_149 = lean_unsigned_to_nat(0u);
+x_150 = l_Lean_Expr_getAppNumArgsAux___main(x_132, x_149);
+x_151 = lean_nat_sub(x_150, x_149);
+x_152 = lean_unsigned_to_nat(1u);
+x_153 = lean_nat_sub(x_151, x_152);
+lean_dec(x_151);
+x_154 = l_Lean_Expr_getRevArg_x21___main(x_132, x_153);
+x_155 = lean_nat_sub(x_150, x_152);
+x_156 = lean_nat_sub(x_155, x_152);
+lean_dec(x_155);
+x_157 = l_Lean_Expr_getRevArg_x21___main(x_132, x_156);
+x_158 = lean_unsigned_to_nat(2u);
+x_159 = lean_nat_sub(x_150, x_158);
+lean_dec(x_150);
+x_160 = lean_nat_sub(x_159, x_152);
+lean_dec(x_159);
+x_161 = l_Lean_Expr_getRevArg_x21___main(x_132, x_160);
+lean_dec(x_132);
+lean_inc(x_4);
+lean_inc(x_154);
+x_162 = l_Lean_Meta_getLevel(x_154, x_4, x_133);
+if (lean_obj_tag(x_162) == 0)
+{
+lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; 
+x_163 = lean_ctor_get(x_162, 0);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_162, 1);
+lean_inc(x_164);
+if (lean_is_exclusive(x_162)) {
+ lean_ctor_release(x_162, 0);
+ lean_ctor_release(x_162, 1);
+ x_165 = x_162;
+} else {
+ lean_dec_ref(x_162);
+ x_165 = lean_box(0);
+}
+lean_inc(x_4);
+lean_inc(x_1);
+x_166 = l___private_Init_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_164);
+if (lean_obj_tag(x_166) == 0)
+{
+lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; 
+x_167 = lean_ctor_get(x_166, 0);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_166, 1);
+lean_inc(x_168);
+if (lean_is_exclusive(x_166)) {
+ lean_ctor_release(x_166, 0);
+ lean_ctor_release(x_166, 1);
+ x_169 = x_166;
+} else {
+ lean_dec_ref(x_166);
+ x_169 = lean_box(0);
+}
+if (lean_obj_tag(x_167) == 7)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_167, 2);
+lean_inc(x_184);
+lean_dec(x_167);
+if (lean_obj_tag(x_184) == 7)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_184, 2);
+lean_inc(x_185);
+lean_dec(x_184);
+if (lean_obj_tag(x_185) == 3)
+{
+lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; 
+lean_dec(x_169);
+lean_dec(x_4);
+x_186 = lean_ctor_get(x_185, 0);
+lean_inc(x_186);
+lean_dec(x_185);
+x_187 = lean_box(0);
+x_188 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_188, 0, x_163);
+lean_ctor_set(x_188, 1, x_187);
+x_189 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_189, 0, x_186);
+lean_ctor_set(x_189, 1, x_188);
+x_190 = l_Lean_Meta_mkEqRec___closed__2;
+x_191 = l_Lean_mkConst(x_190, x_189);
+x_192 = l_Lean_Meta_mkEqNDRec___closed__4;
+x_193 = lean_array_push(x_192, x_154);
+x_194 = lean_array_push(x_193, x_157);
+x_195 = lean_array_push(x_194, x_1);
+x_196 = lean_array_push(x_195, x_2);
+x_197 = lean_array_push(x_196, x_161);
+x_198 = lean_array_push(x_197, x_3);
+x_199 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_198, x_198, x_149, x_191);
+lean_dec(x_198);
+if (lean_is_scalar(x_165)) {
+ x_200 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_200 = x_165;
+}
+lean_ctor_set(x_200, 0, x_199);
+lean_ctor_set(x_200, 1, x_168);
+return x_200;
+}
+else
+{
+lean_object* x_201; 
+lean_dec(x_185);
+lean_dec(x_165);
+lean_dec(x_163);
+lean_dec(x_161);
+lean_dec(x_157);
+lean_dec(x_154);
+lean_dec(x_3);
+lean_dec(x_2);
+x_201 = lean_box(0);
+x_170 = x_201;
+goto block_183;
+}
+}
+else
+{
+lean_object* x_202; 
+lean_dec(x_184);
+lean_dec(x_165);
+lean_dec(x_163);
+lean_dec(x_161);
+lean_dec(x_157);
+lean_dec(x_154);
+lean_dec(x_3);
+lean_dec(x_2);
+x_202 = lean_box(0);
+x_170 = x_202;
+goto block_183;
+}
+}
+else
+{
+lean_object* x_203; 
+lean_dec(x_167);
+lean_dec(x_165);
+lean_dec(x_163);
+lean_dec(x_161);
+lean_dec(x_157);
+lean_dec(x_154);
+lean_dec(x_3);
+lean_dec(x_2);
+x_203 = lean_box(0);
+x_170 = x_203;
+goto block_183;
+}
+block_183:
+{
+lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; 
+lean_dec(x_170);
+x_171 = lean_ctor_get(x_168, 0);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_168, 1);
+lean_inc(x_172);
+x_173 = lean_ctor_get(x_4, 1);
+lean_inc(x_173);
+x_174 = lean_ctor_get(x_4, 0);
+lean_inc(x_174);
+lean_dec(x_4);
+x_175 = lean_ctor_get(x_174, 0);
+lean_inc(x_175);
+lean_dec(x_174);
+x_176 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_176, 0, x_171);
+lean_ctor_set(x_176, 1, x_172);
+lean_ctor_set(x_176, 2, x_173);
+lean_ctor_set(x_176, 3, x_175);
+x_177 = l_Lean_mkOptionalNode___closed__2;
+x_178 = lean_array_push(x_177, x_1);
+x_179 = l_Lean_Meta_mkEqRec___closed__2;
+x_180 = l_Lean_Meta_mkEqNDRec___closed__3;
+x_181 = lean_alloc_ctor(16, 4, 0);
+lean_ctor_set(x_181, 0, x_179);
+lean_ctor_set(x_181, 1, x_180);
+lean_ctor_set(x_181, 2, x_178);
+lean_ctor_set(x_181, 3, x_176);
+if (lean_is_scalar(x_169)) {
+ x_182 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_182 = x_169;
+ lean_ctor_set_tag(x_182, 1);
+}
+lean_ctor_set(x_182, 0, x_181);
+lean_ctor_set(x_182, 1, x_168);
+return x_182;
+}
+}
+else
+{
+lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; 
+lean_dec(x_165);
+lean_dec(x_163);
+lean_dec(x_161);
+lean_dec(x_157);
+lean_dec(x_154);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_204 = lean_ctor_get(x_166, 0);
+lean_inc(x_204);
+x_205 = lean_ctor_get(x_166, 1);
+lean_inc(x_205);
+if (lean_is_exclusive(x_166)) {
+ lean_ctor_release(x_166, 0);
+ lean_ctor_release(x_166, 1);
+ x_206 = x_166;
+} else {
+ lean_dec_ref(x_166);
+ x_206 = lean_box(0);
+}
+if (lean_is_scalar(x_206)) {
+ x_207 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_207 = x_206;
+}
+lean_ctor_set(x_207, 0, x_204);
+lean_ctor_set(x_207, 1, x_205);
+return x_207;
+}
+}
+else
+{
+lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; 
+lean_dec(x_161);
+lean_dec(x_157);
+lean_dec(x_154);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_208 = lean_ctor_get(x_162, 0);
+lean_inc(x_208);
+x_209 = lean_ctor_get(x_162, 1);
+lean_inc(x_209);
+if (lean_is_exclusive(x_162)) {
+ lean_ctor_release(x_162, 0);
+ lean_ctor_release(x_162, 1);
+ x_210 = x_162;
+} else {
+ lean_dec_ref(x_162);
+ x_210 = lean_box(0);
+}
+if (lean_is_scalar(x_210)) {
+ x_211 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_211 = x_210;
+}
+lean_ctor_set(x_211, 0, x_208);
+lean_ctor_set(x_211, 1, x_209);
+return x_211;
+}
+}
+}
+}
+else
+{
+uint8_t x_212; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_212 = !lean_is_exclusive(x_8);
+if (x_212 == 0)
+{
+return x_8;
+}
+else
+{
+lean_object* x_213; lean_object* x_214; lean_object* x_215; 
+x_213 = lean_ctor_get(x_8, 0);
+x_214 = lean_ctor_get(x_8, 1);
+lean_inc(x_214);
+lean_inc(x_213);
+lean_dec(x_8);
+x_215 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_215, 0, x_213);
+lean_ctor_set(x_215, 1, x_214);
+return x_215;
+}
+}
+}
+else
+{
+lean_object* x_216; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_1);
+x_216 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_216, 0, x_2);
+lean_ctor_set(x_216, 1, x_5);
+return x_216;
+}
+}
+}
 lean_object* initialize_Init_Default(lean_object*);
 lean_object* initialize_Init_Lean_Meta_SynthInstance(lean_object*);
 static bool _G_initialized = false;
@@ -6942,6 +8621,18 @@ l___private_Init_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1 = _init_l_
 lean_mark_persistent(l___private_Init_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1);
 l_Lean_Meta_mkAppM___closed__1 = _init_l_Lean_Meta_mkAppM___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkAppM___closed__1);
+l_Lean_Meta_mkEqNDRec___closed__1 = _init_l_Lean_Meta_mkEqNDRec___closed__1();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__1);
+l_Lean_Meta_mkEqNDRec___closed__2 = _init_l_Lean_Meta_mkEqNDRec___closed__2();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__2);
+l_Lean_Meta_mkEqNDRec___closed__3 = _init_l_Lean_Meta_mkEqNDRec___closed__3();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__3);
+l_Lean_Meta_mkEqNDRec___closed__4 = _init_l_Lean_Meta_mkEqNDRec___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__4);
+l_Lean_Meta_mkEqRec___closed__1 = _init_l_Lean_Meta_mkEqRec___closed__1();
+lean_mark_persistent(l_Lean_Meta_mkEqRec___closed__1);
+l_Lean_Meta_mkEqRec___closed__2 = _init_l_Lean_Meta_mkEqRec___closed__2();
+lean_mark_persistent(l_Lean_Meta_mkEqRec___closed__2);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Init/Lean/Meta/Basic.c b/stage0/stdlib/Init/Lean/Meta/Basic.c
index 2a50bab4c9..1b87a02f79 100644
--- a/stage0/stdlib/Init/Lean/Meta/Basic.c
+++ b/stage0/stdlib/Init/Lean/Meta/Basic.c
@@ -25,7 +25,6 @@ lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpe
 lean_object* l_Lean_Meta_mkFreshLevelMVar(lean_object*);
 lean_object* l_Lean_Meta_mkFreshId___boxed(lean_object*);
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
-lean_object* l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1;
 lean_object* l_Lean_Meta_withLetDecl(lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___closed__2;
 size_t l_Lean_Meta_TransparencyMode_hash(uint8_t);
@@ -42,14 +41,12 @@ lean_object* l_Lean_Meta_throwBug(lean_object*);
 lean_object* l_Lean_Meta_whnfForall(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_dbgTrace___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* lean_io_prim_put_str(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_InfoCacheKey_Inhabited;
 lean_object* l_Lean_Meta_getEnv(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isReadOnlyExprMVar___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_addLevelMVarDecl(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_5__forallTelescopeReducingAux___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
 extern lean_object* l_EIO_Monad___closed__1;
 lean_object* l_Lean_Meta_savingCache(lean_object*);
 lean_object* l_Lean_Meta_addContext___boxed(lean_object*, lean_object*, lean_object*);
@@ -78,7 +75,8 @@ lean_object* l_Lean_Meta_isExprDefEqAux(lean_object*, lean_object*, lean_object*
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Init_Lean_Meta_Basic_6__lambdaTelescopeAux___main___spec__1(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_lambdaTelescope(lean_object*);
-lean_object* l_Lean_Meta_elimMVarDeps(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_setMVarKind(lean_object*, lean_object*, uint8_t);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__5___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_dbg_trace(lean_object*, lean_object*);
 lean_object* lean_io_mk_ref(lean_object*, lean_object*);
@@ -91,17 +89,13 @@ lean_object* l_Option_hash___at_Lean_Meta_InfoCacheKey_Hashable___spec__1___boxe
 lean_object* l_Lean_Meta_lambdaMetaTelescope___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withLetDecl___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instantiateLevelMVars(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_MetaHasEval(lean_object*);
 lean_object* l_Lean_Meta_forallBoundedTelescope(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_7__forallMetaTelescopeReducingAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-lean_object* l_IO_println___at_Lean_Meta_MetaHasEval___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getEnv___boxed(lean_object*);
 lean_object* l_Lean_Meta_hasAssignableMVar___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__2;
 lean_object* l_Lean_Meta_isReducible___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MessageData_formatAux___main(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instantiateLevelMVars___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_forallTelescope___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -120,12 +114,9 @@ lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux__
 lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___at_Lean_Meta_forallBoundedTelescope___spec__2(lean_object*);
 lean_object* l_Lean_Meta_isReadOnlyLevelMVar___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_6__lambdaTelescopeAux(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_9__withNewFVar___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_isReducible(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_InfoCacheKey_Hashable___boxed(lean_object*);
 lean_object* l_Lean_Meta_getConstNoEx(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withMVarContext(lean_object*);
@@ -180,13 +171,10 @@ lean_object* l_Lean_Meta_mkWHNFRef___lambda__1___closed__2;
 lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1___closed__2;
 lean_object* l_Lean_Meta_withMCtx___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isClassQuickConst___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getConstNoEx___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewMCtxDepth___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_5__forallTelescopeReducingAux___at_Lean_Meta_isClassExpensive___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__3;
 lean_object* l_Lean_Meta_mkMetaExtension___closed__2;
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkMetaExtension___closed__1;
 lean_object* l_Lean_Meta_getOptions___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
@@ -200,9 +188,8 @@ lean_object* l_Lean_Meta_tracer___closed__5;
 lean_object* l_Lean_Meta_mkSynthPendingRef___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkForallUsedOnly(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_2__getTraceState___rarg(lean_object*);
-lean_object* l_Lean_Meta_MetaHasEval___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__4(lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_Meta_ParamInfo_inhabited___closed__1;
 lean_object* l_Lean_Meta_mkFreshLevelMVarId(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -223,8 +210,9 @@ lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_metaExt___closed__1;
 lean_object* l_ReaderT_pure___at_Lean_Meta_MetaExtState_inhabited___spec__1(lean_object*);
 lean_object* l_Lean_Meta_InfoCacheKey_HasBeq___boxed(lean_object*, lean_object*);
-extern lean_object* l_IO_println___rarg___closed__1;
+lean_object* l_Lean_Meta_setMVarKind(lean_object*, uint8_t, lean_object*, lean_object*);
 extern lean_object* l_PersistentArray_empty___closed__3;
+lean_object* l_IO_runMeta___rarg___closed__3;
 lean_object* l_Lean_Meta_lambdaMetaTelescope(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_addContext(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkSynthPendingRef___closed__1;
@@ -233,7 +221,6 @@ lean_object* l_Lean_Meta_TransparencyMode_HasBeq___closed__1;
 lean_object* l_Lean_Meta_withNewLocalInstances(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_8__lambdaMetaTelescopeAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Options_empty;
 extern lean_object* l_IO_Error_Inhabited___closed__1;
 lean_object* l_Lean_Meta_approxDefEq___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withAtLeastTransparency___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -267,6 +254,7 @@ uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
 lean_object* l_Lean_Meta_liftStateMCtx___rarg(lean_object*, lean_object*, lean_object*);
 size_t lean_usize_of_nat(lean_object*);
 lean_object* l_Lean_Meta_mkMetaExtension___lambda__1(lean_object*, lean_object*);
+lean_object* l_IO_runMeta___rarg___closed__4;
 lean_object* l_Lean_Meta_withLocalDecl___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__4___rarg___lambda__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpensive___main___spec__5(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -289,7 +277,9 @@ lean_object* lean_local_ctx_mk_local_decl(lean_object*, lean_object*, lean_objec
 lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__1;
 lean_object* l___private_Init_Lean_Meta_Basic_6__lambdaTelescopeAux___main(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentHashMap_empty___at_IO_runMeta___spec__1;
 lean_object* l_Lean_Meta_withIncRecDepth(lean_object*);
+lean_object* l_IO_runMeta___rarg___closed__1;
 lean_object* l_Lean_Meta_assignExprMVar(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__5(lean_object*);
@@ -298,12 +288,11 @@ lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux(l
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__4___rarg___lambda__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___closed__1;
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_IO_print___at_Lean_Meta_MetaHasEval___spec__3(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_hasAssignableMVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__2;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_ParamInfo_inhabited;
-lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__1;
+lean_object* l_Lean_Meta_setMVarKind___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getExprMVarAssignment_x3f(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_metaExt;
 lean_object* l_Lean_Meta_getLocalDecl(lean_object*, lean_object*, lean_object*);
@@ -313,7 +302,6 @@ lean_object* l_Lean_Meta_liftStateMCtx___rarg___boxed(lean_object*, lean_object*
 lean_object* l_Lean_Meta_tracer___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_resettingSynthInstanceCache(lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVar(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
-lean_object* l_Lean_getMaxRecDepth(lean_object*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
 lean_object* l_Lean_Meta_tracer___closed__2;
 lean_object* l_Lean_Meta_withAtLeastTransparency___rarg(uint8_t, lean_object*, lean_object*, lean_object*);
@@ -323,7 +311,8 @@ lean_object* l_Lean_Meta_synthPendingRef;
 lean_object* l_Lean_Meta_getConstAux(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_assign_level(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwEx___rarg___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_IO_runMeta___rarg___closed__2;
+lean_object* l_Lean_Meta_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withMVarContext___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_1__whenDebugging___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_incDepth(lean_object*);
@@ -348,7 +337,6 @@ lean_object* l_Lean_Meta_isExprMVarAssigned(lean_object*, lean_object*, lean_obj
 lean_object* l_Lean_Meta_tracer___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isReducible(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___at_Lean_Meta_forallTelescopeReducing___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_registerEnvExtensionUnsafe___rarg___closed__2;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -357,6 +345,7 @@ lean_object* lean_metavar_ctx_find_decl(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_dbgTrace(lean_object*);
 lean_object* l_Lean_Meta_mkFreshId(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_8__lambdaMetaTelescopeAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__3___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_TransparencyMode_beq___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_metaExt___elambda__1(lean_object*);
@@ -378,7 +367,7 @@ lean_object* l_Lean_Meta_getConstInfo(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_10__regTraceClasses(lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
 lean_object* l_Lean_Meta_getTransparency(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instantiateMVars(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___at_Lean_Meta_forallTelescope___spec__1___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -402,10 +391,8 @@ lean_object* l_Lean_Meta_mkWHNFRef___closed__1;
 lean_object* l_Lean_Meta_mkFreshLevelMVar___rarg(lean_object*);
 extern lean_object* l_Lean_MetavarContext_Inhabited___closed__1;
 lean_object* l___private_Init_Lean_Meta_Basic_3__liftMkBindingM(lean_object*);
-lean_object* l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__3(lean_object*);
 lean_object* l_Lean_Meta_mkMetaExtension___closed__3;
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isClassQuick___main___closed__1;
 uint8_t l_Lean_LocalInstance_beq(lean_object*, lean_object*);
 lean_object* l_Lean_registerEnvExtensionUnsafe___at_Lean_Meta_mkMetaExtension___spec__1___closed__2;
@@ -420,7 +407,6 @@ lean_object* l___private_Init_Lean_Meta_Basic_2__getTraceState(lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_find(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_7__forallMetaTelescopeReducingAux___main(uint8_t, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshLevelMVarId___boxed(lean_object*);
 extern lean_object* l_HashMap_Inhabited___closed__1;
 lean_object* l_Lean_Meta_mkInferTypeRef___closed__1;
@@ -456,7 +442,6 @@ lean_object* l_Lean_registerEnvExtensionUnsafe___at_Lean_Meta_mkMetaExtension___
 lean_object* l_Lean_Meta_getFVarLocalDecl___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getConstAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpensive___main___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getFVarLocalDecl(lean_object*, lean_object*, lean_object*);
@@ -3575,6 +3560,66 @@ lean_dec(x_2);
 return x_4;
 }
 }
+lean_object* l_Lean_Meta_setMVarKind(lean_object* x_1, uint8_t x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; 
+x_5 = !lean_is_exclusive(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+x_6 = lean_ctor_get(x_4, 1);
+x_7 = l_Lean_MetavarContext_setMVarKind(x_6, x_1, x_2);
+lean_ctor_set(x_4, 1, x_7);
+x_8 = lean_box(0);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_10 = lean_ctor_get(x_4, 0);
+x_11 = lean_ctor_get(x_4, 1);
+x_12 = lean_ctor_get(x_4, 2);
+x_13 = lean_ctor_get(x_4, 3);
+x_14 = lean_ctor_get(x_4, 4);
+x_15 = lean_ctor_get(x_4, 5);
+lean_inc(x_15);
+lean_inc(x_14);
+lean_inc(x_13);
+lean_inc(x_12);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_dec(x_4);
+x_16 = l_Lean_MetavarContext_setMVarKind(x_11, x_1, x_2);
+x_17 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_17, 0, x_10);
+lean_ctor_set(x_17, 1, x_16);
+lean_ctor_set(x_17, 2, x_12);
+lean_ctor_set(x_17, 3, x_13);
+lean_ctor_set(x_17, 4, x_14);
+lean_ctor_set(x_17, 5, x_15);
+x_18 = lean_box(0);
+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+return x_19;
+}
+}
+}
+lean_object* l_Lean_Meta_setMVarKind___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_2);
+lean_dec(x_2);
+x_6 = l_Lean_Meta_setMVarKind(x_1, x_5, x_3, x_4);
+lean_dec(x_3);
+return x_6;
+}
+}
 lean_object* l_Lean_Meta_isReadOnlyExprMVar(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -5069,7 +5114,7 @@ lean_ctor_set(x_12, 0, x_9);
 lean_ctor_set(x_12, 1, x_10);
 lean_ctor_set(x_12, 2, x_11);
 x_13 = 0;
-x_14 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_13, x_12);
+x_14 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_13, x_13, x_12);
 if (lean_obj_tag(x_14) == 0)
 {
 uint8_t x_15; 
@@ -5232,7 +5277,7 @@ lean_ctor_set(x_60, 0, x_54);
 lean_ctor_set(x_60, 1, x_56);
 lean_ctor_set(x_60, 2, x_59);
 x_61 = 0;
-x_62 = l_Lean_MetavarContext_MkBinding_mkBinding(x_61, x_6, x_1, x_2, x_61, x_60);
+x_62 = l_Lean_MetavarContext_MkBinding_mkBinding(x_61, x_6, x_1, x_2, x_61, x_61, x_60);
 if (lean_obj_tag(x_62) == 0)
 {
 lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; 
@@ -5372,7 +5417,7 @@ lean_ctor_set(x_12, 1, x_10);
 lean_ctor_set(x_12, 2, x_11);
 x_13 = 1;
 x_14 = 0;
-x_15 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_14, x_12);
+x_15 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_14, x_14, x_12);
 if (lean_obj_tag(x_15) == 0)
 {
 uint8_t x_16; 
@@ -5536,7 +5581,7 @@ lean_ctor_set(x_61, 1, x_57);
 lean_ctor_set(x_61, 2, x_60);
 x_62 = 1;
 x_63 = 0;
-x_64 = l_Lean_MetavarContext_MkBinding_mkBinding(x_62, x_6, x_1, x_2, x_63, x_61);
+x_64 = l_Lean_MetavarContext_MkBinding_mkBinding(x_62, x_6, x_1, x_2, x_63, x_63, x_61);
 if (lean_obj_tag(x_64) == 0)
 {
 lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; 
@@ -5676,7 +5721,7 @@ lean_ctor_set(x_12, 1, x_10);
 lean_ctor_set(x_12, 2, x_11);
 x_13 = 0;
 x_14 = 1;
-x_15 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_14, x_12);
+x_15 = l_Lean_MetavarContext_MkBinding_mkBinding(x_13, x_6, x_1, x_2, x_14, x_13, x_12);
 if (lean_obj_tag(x_15) == 0)
 {
 uint8_t x_16; 
@@ -5832,7 +5877,7 @@ lean_ctor_set(x_58, 1, x_54);
 lean_ctor_set(x_58, 2, x_57);
 x_59 = 0;
 x_60 = 1;
-x_61 = l_Lean_MetavarContext_MkBinding_mkBinding(x_59, x_6, x_1, x_2, x_60, x_58);
+x_61 = l_Lean_MetavarContext_MkBinding_mkBinding(x_59, x_6, x_1, x_2, x_60, x_59, x_58);
 if (lean_obj_tag(x_61) == 0)
 {
 lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; 
@@ -5949,288 +5994,290 @@ return x_86;
 }
 }
 }
-lean_object* l_Lean_Meta_elimMVarDeps(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Meta_elimMVarDeps(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-uint8_t x_5; 
-x_5 = l_Array_isEmpty___rarg(x_1);
-if (x_5 == 0)
-{
 uint8_t x_6; 
-x_6 = !lean_is_exclusive(x_4);
+x_6 = l_Array_isEmpty___rarg(x_1);
 if (x_6 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_7 = lean_ctor_get(x_4, 0);
-x_8 = lean_ctor_get(x_4, 1);
-x_9 = lean_ctor_get(x_4, 3);
-x_10 = l_HashMap_Inhabited___closed__1;
-x_11 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_11, 0, x_8);
-lean_ctor_set(x_11, 1, x_9);
-lean_ctor_set(x_11, 2, x_10);
-x_12 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_11);
-if (lean_obj_tag(x_12) == 0)
+uint8_t x_7; 
+x_7 = !lean_is_exclusive(x_5);
+if (x_7 == 0)
 {
-uint8_t x_13; 
-x_13 = !lean_is_exclusive(x_12);
-if (x_13 == 0)
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_8 = lean_ctor_get(x_5, 0);
+x_9 = lean_ctor_get(x_5, 1);
+x_10 = lean_ctor_get(x_5, 3);
+x_11 = l_HashMap_Inhabited___closed__1;
+x_12 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_12, 0, x_9);
+lean_ctor_set(x_12, 1, x_10);
+lean_ctor_set(x_12, 2, x_11);
+x_13 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_3, x_12);
+if (lean_obj_tag(x_13) == 0)
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_12, 1);
-x_15 = lean_ctor_get(x_14, 0);
-lean_inc(x_15);
-x_16 = lean_ctor_get(x_14, 1);
+uint8_t x_14; 
+x_14 = !lean_is_exclusive(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_13, 1);
+x_16 = lean_ctor_get(x_15, 0);
 lean_inc(x_16);
-lean_dec(x_14);
-lean_ctor_set(x_4, 3, x_16);
-lean_ctor_set(x_4, 1, x_15);
-lean_ctor_set(x_12, 1, x_4);
-return x_12;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
-x_17 = lean_ctor_get(x_12, 0);
-x_18 = lean_ctor_get(x_12, 1);
-lean_inc(x_18);
+x_17 = lean_ctor_get(x_15, 1);
 lean_inc(x_17);
-lean_dec(x_12);
-x_19 = lean_ctor_get(x_18, 0);
+lean_dec(x_15);
+lean_ctor_set(x_5, 3, x_17);
+lean_ctor_set(x_5, 1, x_16);
+lean_ctor_set(x_13, 1, x_5);
+return x_13;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_18 = lean_ctor_get(x_13, 0);
+x_19 = lean_ctor_get(x_13, 1);
 lean_inc(x_19);
-x_20 = lean_ctor_get(x_18, 1);
+lean_inc(x_18);
+lean_dec(x_13);
+x_20 = lean_ctor_get(x_19, 0);
 lean_inc(x_20);
-lean_dec(x_18);
-lean_ctor_set(x_4, 3, x_20);
-lean_ctor_set(x_4, 1, x_19);
-x_21 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_21, 0, x_17);
-lean_ctor_set(x_21, 1, x_4);
-return x_21;
+x_21 = lean_ctor_get(x_19, 1);
+lean_inc(x_21);
+lean_dec(x_19);
+lean_ctor_set(x_5, 3, x_21);
+lean_ctor_set(x_5, 1, x_20);
+x_22 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_22, 0, x_18);
+lean_ctor_set(x_22, 1, x_5);
+return x_22;
 }
 }
 else
 {
-uint8_t x_22; 
-x_22 = !lean_is_exclusive(x_12);
-if (x_22 == 0)
+uint8_t x_23; 
+x_23 = !lean_is_exclusive(x_13);
+if (x_23 == 0)
 {
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_23 = lean_ctor_get(x_12, 0);
-x_24 = lean_ctor_get(x_12, 1);
-x_25 = lean_ctor_get(x_23, 0);
-lean_inc(x_25);
-x_26 = lean_ctor_get(x_23, 1);
+lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_24 = lean_ctor_get(x_13, 0);
+x_25 = lean_ctor_get(x_13, 1);
+x_26 = lean_ctor_get(x_24, 0);
 lean_inc(x_26);
-x_27 = lean_ctor_get(x_23, 2);
+x_27 = lean_ctor_get(x_24, 1);
 lean_inc(x_27);
-x_28 = lean_ctor_get(x_23, 3);
+x_28 = lean_ctor_get(x_24, 2);
 lean_inc(x_28);
-lean_dec(x_23);
-x_29 = lean_ctor_get(x_3, 0);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-lean_inc(x_7);
-x_31 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_31, 0, x_7);
-lean_ctor_set(x_31, 1, x_25);
-lean_ctor_set(x_31, 2, x_26);
-lean_ctor_set(x_31, 3, x_30);
-x_32 = lean_alloc_ctor(9, 3, 0);
-lean_ctor_set(x_32, 0, x_27);
-lean_ctor_set(x_32, 1, x_28);
-lean_ctor_set(x_32, 2, x_31);
-x_33 = lean_ctor_get(x_24, 0);
-lean_inc(x_33);
-x_34 = lean_ctor_get(x_24, 1);
-lean_inc(x_34);
+x_29 = lean_ctor_get(x_24, 3);
+lean_inc(x_29);
 lean_dec(x_24);
-lean_ctor_set(x_4, 3, x_34);
-lean_ctor_set(x_4, 1, x_33);
-lean_ctor_set(x_12, 1, x_4);
-lean_ctor_set(x_12, 0, x_32);
-return x_12;
-}
-else
-{
-lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
-x_35 = lean_ctor_get(x_12, 0);
-x_36 = lean_ctor_get(x_12, 1);
-lean_inc(x_36);
+x_30 = lean_ctor_get(x_4, 0);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+lean_inc(x_8);
+x_32 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_32, 0, x_8);
+lean_ctor_set(x_32, 1, x_26);
+lean_ctor_set(x_32, 2, x_27);
+lean_ctor_set(x_32, 3, x_31);
+x_33 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_33, 0, x_28);
+lean_ctor_set(x_33, 1, x_29);
+lean_ctor_set(x_33, 2, x_32);
+x_34 = lean_ctor_get(x_25, 0);
+lean_inc(x_34);
+x_35 = lean_ctor_get(x_25, 1);
 lean_inc(x_35);
-lean_dec(x_12);
-x_37 = lean_ctor_get(x_35, 0);
+lean_dec(x_25);
+lean_ctor_set(x_5, 3, x_35);
+lean_ctor_set(x_5, 1, x_34);
+lean_ctor_set(x_13, 1, x_5);
+lean_ctor_set(x_13, 0, x_33);
+return x_13;
+}
+else
+{
+lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_36 = lean_ctor_get(x_13, 0);
+x_37 = lean_ctor_get(x_13, 1);
 lean_inc(x_37);
-x_38 = lean_ctor_get(x_35, 1);
+lean_inc(x_36);
+lean_dec(x_13);
+x_38 = lean_ctor_get(x_36, 0);
 lean_inc(x_38);
-x_39 = lean_ctor_get(x_35, 2);
+x_39 = lean_ctor_get(x_36, 1);
 lean_inc(x_39);
-x_40 = lean_ctor_get(x_35, 3);
+x_40 = lean_ctor_get(x_36, 2);
 lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_3, 0);
-x_42 = lean_ctor_get(x_41, 0);
-lean_inc(x_42);
-lean_inc(x_7);
-x_43 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_43, 0, x_7);
-lean_ctor_set(x_43, 1, x_37);
-lean_ctor_set(x_43, 2, x_38);
-lean_ctor_set(x_43, 3, x_42);
-x_44 = lean_alloc_ctor(9, 3, 0);
-lean_ctor_set(x_44, 0, x_39);
-lean_ctor_set(x_44, 1, x_40);
-lean_ctor_set(x_44, 2, x_43);
-x_45 = lean_ctor_get(x_36, 0);
-lean_inc(x_45);
-x_46 = lean_ctor_get(x_36, 1);
-lean_inc(x_46);
+x_41 = lean_ctor_get(x_36, 3);
+lean_inc(x_41);
 lean_dec(x_36);
-lean_ctor_set(x_4, 3, x_46);
-lean_ctor_set(x_4, 1, x_45);
-x_47 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_47, 0, x_44);
-lean_ctor_set(x_47, 1, x_4);
-return x_47;
+x_42 = lean_ctor_get(x_4, 0);
+x_43 = lean_ctor_get(x_42, 0);
+lean_inc(x_43);
+lean_inc(x_8);
+x_44 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_44, 0, x_8);
+lean_ctor_set(x_44, 1, x_38);
+lean_ctor_set(x_44, 2, x_39);
+lean_ctor_set(x_44, 3, x_43);
+x_45 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_45, 0, x_40);
+lean_ctor_set(x_45, 1, x_41);
+lean_ctor_set(x_45, 2, x_44);
+x_46 = lean_ctor_get(x_37, 0);
+lean_inc(x_46);
+x_47 = lean_ctor_get(x_37, 1);
+lean_inc(x_47);
+lean_dec(x_37);
+lean_ctor_set(x_5, 3, x_47);
+lean_ctor_set(x_5, 1, x_46);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_45);
+lean_ctor_set(x_48, 1, x_5);
+return x_48;
 }
 }
 }
 else
 {
-lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-x_48 = lean_ctor_get(x_4, 0);
-x_49 = lean_ctor_get(x_4, 1);
-x_50 = lean_ctor_get(x_4, 2);
-x_51 = lean_ctor_get(x_4, 3);
-x_52 = lean_ctor_get(x_4, 4);
-x_53 = lean_ctor_get(x_4, 5);
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_49 = lean_ctor_get(x_5, 0);
+x_50 = lean_ctor_get(x_5, 1);
+x_51 = lean_ctor_get(x_5, 2);
+x_52 = lean_ctor_get(x_5, 3);
+x_53 = lean_ctor_get(x_5, 4);
+x_54 = lean_ctor_get(x_5, 5);
+lean_inc(x_54);
 lean_inc(x_53);
 lean_inc(x_52);
 lean_inc(x_51);
 lean_inc(x_50);
 lean_inc(x_49);
-lean_inc(x_48);
-lean_dec(x_4);
-x_54 = l_HashMap_Inhabited___closed__1;
-x_55 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_55, 0, x_49);
-lean_ctor_set(x_55, 1, x_51);
-lean_ctor_set(x_55, 2, x_54);
-x_56 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_55);
-if (lean_obj_tag(x_56) == 0)
+lean_dec(x_5);
+x_55 = l_HashMap_Inhabited___closed__1;
+x_56 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_56, 0, x_50);
+lean_ctor_set(x_56, 1, x_52);
+lean_ctor_set(x_56, 2, x_55);
+x_57 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_3, x_56);
+if (lean_obj_tag(x_57) == 0)
 {
-lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-x_57 = lean_ctor_get(x_56, 0);
-lean_inc(x_57);
-x_58 = lean_ctor_get(x_56, 1);
+lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; 
+x_58 = lean_ctor_get(x_57, 0);
 lean_inc(x_58);
-if (lean_is_exclusive(x_56)) {
- lean_ctor_release(x_56, 0);
- lean_ctor_release(x_56, 1);
- x_59 = x_56;
+x_59 = lean_ctor_get(x_57, 1);
+lean_inc(x_59);
+if (lean_is_exclusive(x_57)) {
+ lean_ctor_release(x_57, 0);
+ lean_ctor_release(x_57, 1);
+ x_60 = x_57;
 } else {
- lean_dec_ref(x_56);
- x_59 = lean_box(0);
+ lean_dec_ref(x_57);
+ x_60 = lean_box(0);
 }
-x_60 = lean_ctor_get(x_58, 0);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_58, 1);
+x_61 = lean_ctor_get(x_59, 0);
 lean_inc(x_61);
-lean_dec(x_58);
-x_62 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_62, 0, x_48);
-lean_ctor_set(x_62, 1, x_60);
-lean_ctor_set(x_62, 2, x_50);
-lean_ctor_set(x_62, 3, x_61);
-lean_ctor_set(x_62, 4, x_52);
-lean_ctor_set(x_62, 5, x_53);
-if (lean_is_scalar(x_59)) {
- x_63 = lean_alloc_ctor(0, 2, 0);
+x_62 = lean_ctor_get(x_59, 1);
+lean_inc(x_62);
+lean_dec(x_59);
+x_63 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_63, 0, x_49);
+lean_ctor_set(x_63, 1, x_61);
+lean_ctor_set(x_63, 2, x_51);
+lean_ctor_set(x_63, 3, x_62);
+lean_ctor_set(x_63, 4, x_53);
+lean_ctor_set(x_63, 5, x_54);
+if (lean_is_scalar(x_60)) {
+ x_64 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_63 = x_59;
+ x_64 = x_60;
 }
-lean_ctor_set(x_63, 0, x_57);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
+lean_ctor_set(x_64, 0, x_58);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
 }
 else
 {
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_64 = lean_ctor_get(x_56, 0);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_56, 1);
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; 
+x_65 = lean_ctor_get(x_57, 0);
 lean_inc(x_65);
-if (lean_is_exclusive(x_56)) {
- lean_ctor_release(x_56, 0);
- lean_ctor_release(x_56, 1);
- x_66 = x_56;
+x_66 = lean_ctor_get(x_57, 1);
+lean_inc(x_66);
+if (lean_is_exclusive(x_57)) {
+ lean_ctor_release(x_57, 0);
+ lean_ctor_release(x_57, 1);
+ x_67 = x_57;
 } else {
- lean_dec_ref(x_56);
- x_66 = lean_box(0);
+ lean_dec_ref(x_57);
+ x_67 = lean_box(0);
 }
-x_67 = lean_ctor_get(x_64, 0);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_64, 1);
+x_68 = lean_ctor_get(x_65, 0);
 lean_inc(x_68);
-x_69 = lean_ctor_get(x_64, 2);
+x_69 = lean_ctor_get(x_65, 1);
 lean_inc(x_69);
-x_70 = lean_ctor_get(x_64, 3);
+x_70 = lean_ctor_get(x_65, 2);
 lean_inc(x_70);
-lean_dec(x_64);
-x_71 = lean_ctor_get(x_3, 0);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-lean_inc(x_48);
-x_73 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_73, 0, x_48);
-lean_ctor_set(x_73, 1, x_67);
-lean_ctor_set(x_73, 2, x_68);
-lean_ctor_set(x_73, 3, x_72);
-x_74 = lean_alloc_ctor(9, 3, 0);
-lean_ctor_set(x_74, 0, x_69);
-lean_ctor_set(x_74, 1, x_70);
-lean_ctor_set(x_74, 2, x_73);
-x_75 = lean_ctor_get(x_65, 0);
-lean_inc(x_75);
-x_76 = lean_ctor_get(x_65, 1);
-lean_inc(x_76);
+x_71 = lean_ctor_get(x_65, 3);
+lean_inc(x_71);
 lean_dec(x_65);
-x_77 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_77, 0, x_48);
-lean_ctor_set(x_77, 1, x_75);
-lean_ctor_set(x_77, 2, x_50);
-lean_ctor_set(x_77, 3, x_76);
-lean_ctor_set(x_77, 4, x_52);
-lean_ctor_set(x_77, 5, x_53);
-if (lean_is_scalar(x_66)) {
- x_78 = lean_alloc_ctor(1, 2, 0);
+x_72 = lean_ctor_get(x_4, 0);
+x_73 = lean_ctor_get(x_72, 0);
+lean_inc(x_73);
+lean_inc(x_49);
+x_74 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_74, 0, x_49);
+lean_ctor_set(x_74, 1, x_68);
+lean_ctor_set(x_74, 2, x_69);
+lean_ctor_set(x_74, 3, x_73);
+x_75 = lean_alloc_ctor(9, 3, 0);
+lean_ctor_set(x_75, 0, x_70);
+lean_ctor_set(x_75, 1, x_71);
+lean_ctor_set(x_75, 2, x_74);
+x_76 = lean_ctor_get(x_66, 0);
+lean_inc(x_76);
+x_77 = lean_ctor_get(x_66, 1);
+lean_inc(x_77);
+lean_dec(x_66);
+x_78 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_78, 0, x_49);
+lean_ctor_set(x_78, 1, x_76);
+lean_ctor_set(x_78, 2, x_51);
+lean_ctor_set(x_78, 3, x_77);
+lean_ctor_set(x_78, 4, x_53);
+lean_ctor_set(x_78, 5, x_54);
+if (lean_is_scalar(x_67)) {
+ x_79 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_78 = x_66;
+ x_79 = x_67;
 }
-lean_ctor_set(x_78, 0, x_74);
-lean_ctor_set(x_78, 1, x_77);
-return x_78;
-}
-}
-}
-else
-{
-lean_object* x_79; 
-lean_dec(x_1);
-x_79 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_79, 0, x_2);
-lean_ctor_set(x_79, 1, x_4);
+lean_ctor_set(x_79, 0, x_75);
+lean_ctor_set(x_79, 1, x_78);
 return x_79;
 }
 }
 }
-lean_object* l_Lean_Meta_elimMVarDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+else
+{
+lean_object* x_80; 
+lean_dec(x_1);
+x_80 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_80, 0, x_2);
+lean_ctor_set(x_80, 1, x_5);
+return x_80;
+}
+}
+}
+lean_object* l_Lean_Meta_elimMVarDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; 
-x_5 = l_Lean_Meta_elimMVarDeps(x_1, x_2, x_3, x_4);
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_3);
 lean_dec(x_3);
-return x_5;
+x_7 = l_Lean_Meta_elimMVarDeps(x_1, x_2, x_6, x_4, x_5);
+lean_dec(x_4);
+return x_7;
 }
 }
 lean_object* l_Lean_Meta_savingCache___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
@@ -47733,517 +47780,6 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withMCtx___rarg), 4, 0);
 return x_2;
 }
 }
-lean_object* _init_l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_PersistentHashMap_empty___rarg___closed__2;
-x_2 = lean_unsigned_to_nat(0u);
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_1);
-lean_ctor_set(x_3, 1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1() {
-_start:
-{
-lean_object* x_1; 
-x_1 = l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1;
-return x_1;
-}
-}
-lean_object* l_IO_print___at_Lean_Meta_MetaHasEval___spec__3(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_3 = l_Lean_Options_empty;
-x_4 = l_Lean_Format_pretty(x_1, x_3);
-x_5 = lean_io_prim_put_str(x_4, x_2);
-lean_dec(x_4);
-return x_5;
-}
-}
-lean_object* l_IO_println___at_Lean_Meta_MetaHasEval___spec__2(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; 
-x_3 = l_IO_print___at_Lean_Meta_MetaHasEval___spec__3(x_1, x_2);
-if (lean_obj_tag(x_3) == 0)
-{
-lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_4 = lean_ctor_get(x_3, 1);
-lean_inc(x_4);
-lean_dec(x_3);
-x_5 = l_IO_println___rarg___closed__1;
-x_6 = lean_io_prim_put_str(x_5, x_4);
-return x_6;
-}
-else
-{
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
-{
-return x_3;
-}
-else
-{
-lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_8 = lean_ctor_get(x_3, 0);
-x_9 = lean_ctor_get(x_3, 1);
-lean_inc(x_9);
-lean_inc(x_8);
-lean_dec(x_3);
-x_10 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_10, 0, x_8);
-lean_ctor_set(x_10, 1, x_9);
-return x_10;
-}
-}
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; uint8_t x_5; 
-x_4 = lean_array_get_size(x_1);
-x_5 = lean_nat_dec_lt(x_2, x_4);
-lean_dec(x_4);
-if (x_5 == 0)
-{
-lean_object* x_6; lean_object* x_7; 
-lean_dec(x_2);
-x_6 = lean_box(0);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_3);
-return x_7;
-}
-else
-{
-lean_object* x_8; lean_object* x_9; 
-x_8 = lean_array_fget(x_1, x_2);
-x_9 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(x_8, x_3);
-lean_dec(x_8);
-if (lean_obj_tag(x_9) == 0)
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_10 = lean_ctor_get(x_9, 1);
-lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_unsigned_to_nat(1u);
-x_12 = lean_nat_add(x_2, x_11);
-lean_dec(x_2);
-x_2 = x_12;
-x_3 = x_10;
-goto _start;
-}
-else
-{
-uint8_t x_14; 
-lean_dec(x_2);
-x_14 = !lean_is_exclusive(x_9);
-if (x_14 == 0)
-{
-return x_9;
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; 
-x_15 = lean_ctor_get(x_9, 0);
-x_16 = lean_ctor_get(x_9, 1);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_dec(x_9);
-x_17 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_17, 0, x_15);
-lean_ctor_set(x_17, 1, x_16);
-return x_17;
-}
-}
-}
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; uint8_t x_5; 
-x_4 = lean_array_get_size(x_1);
-x_5 = lean_nat_dec_lt(x_2, x_4);
-lean_dec(x_4);
-if (x_5 == 0)
-{
-lean_object* x_6; lean_object* x_7; 
-lean_dec(x_2);
-x_6 = lean_box(0);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_3);
-return x_7;
-}
-else
-{
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_8 = lean_array_fget(x_1, x_2);
-x_9 = lean_box(0);
-x_10 = l_Lean_MessageData_formatAux___main(x_9, x_8);
-x_11 = l_IO_println___at_Lean_Meta_MetaHasEval___spec__2(x_10, x_3);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_unsigned_to_nat(1u);
-x_14 = lean_nat_add(x_2, x_13);
-lean_dec(x_2);
-x_2 = x_14;
-x_3 = x_12;
-goto _start;
-}
-else
-{
-uint8_t x_16; 
-lean_dec(x_2);
-x_16 = !lean_is_exclusive(x_11);
-if (x_16 == 0)
-{
-return x_11;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_17 = lean_ctor_get(x_11, 0);
-x_18 = lean_ctor_get(x_11, 1);
-lean_inc(x_18);
-lean_inc(x_17);
-lean_dec(x_11);
-x_19 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_19, 0, x_17);
-lean_ctor_set(x_19, 1, x_18);
-return x_19;
-}
-}
-}
-}
-}
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_1) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_3 = lean_ctor_get(x_1, 0);
-x_4 = lean_unsigned_to_nat(0u);
-x_5 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(x_3, x_4, x_2);
-return x_5;
-}
-else
-{
-lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7(x_6, x_7, x_2);
-return x_8;
-}
-}
-}
-lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_3 = lean_ctor_get(x_1, 0);
-x_4 = lean_ctor_get(x_1, 1);
-x_5 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(x_3, x_2);
-if (lean_obj_tag(x_5) == 0)
-{
-lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_6 = lean_ctor_get(x_5, 1);
-lean_inc(x_6);
-lean_dec(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7(x_4, x_7, x_6);
-return x_8;
-}
-else
-{
-uint8_t x_9; 
-x_9 = !lean_is_exclusive(x_5);
-if (x_9 == 0)
-{
-return x_5;
-}
-else
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_10 = lean_ctor_get(x_5, 0);
-x_11 = lean_ctor_get(x_5, 1);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_dec(x_5);
-x_12 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_12, 0, x_10);
-lean_ctor_set(x_12, 1, x_11);
-return x_12;
-}
-}
-}
-}
-lean_object* _init_l_Lean_Meta_MetaHasEval___rarg___closed__1() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Meta_InfoCacheKey_Hashable___boxed), 1, 0);
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Meta_MetaHasEval___rarg___closed__2() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Meta_InfoCacheKey_HasBeq___boxed), 2, 0);
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Meta_MetaHasEval___rarg___closed__3() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_PersistentHashMap_empty___rarg___closed__2;
-x_2 = lean_unsigned_to_nat(0u);
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_1);
-lean_ctor_set(x_3, 1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_Meta_MetaHasEval___rarg___closed__4() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
-x_1 = l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1;
-x_2 = l_Lean_Meta_MetaHasEval___rarg___closed__3;
-x_3 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-x_4 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_4, 0, x_1);
-lean_ctor_set(x_4, 1, x_2);
-lean_ctor_set(x_4, 2, x_3);
-return x_4;
-}
-}
-lean_object* l_Lean_Meta_MetaHasEval___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_6 = 0;
-x_7 = 1;
-lean_inc(x_3);
-x_8 = lean_alloc_ctor(0, 1, 7);
-lean_ctor_set(x_8, 0, x_3);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 1, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 2, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 3, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 4, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 5, x_6);
-lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 6, x_7);
-x_9 = l_Lean_getMaxRecDepth(x_3);
-x_10 = l_Lean_LocalContext_Inhabited___closed__2;
-x_11 = l_Array_empty___closed__1;
-x_12 = lean_unsigned_to_nat(0u);
-x_13 = lean_alloc_ctor(0, 5, 0);
-lean_ctor_set(x_13, 0, x_8);
-lean_ctor_set(x_13, 1, x_10);
-lean_ctor_set(x_13, 2, x_11);
-lean_ctor_set(x_13, 3, x_12);
-lean_ctor_set(x_13, 4, x_9);
-x_14 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_15 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
-x_16 = l_Lean_NameGenerator_Inhabited___closed__3;
-x_17 = l_Lean_TraceState_Inhabited___closed__1;
-x_18 = l_PersistentArray_empty___closed__3;
-x_19 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_19, 0, x_2);
-lean_ctor_set(x_19, 1, x_14);
-lean_ctor_set(x_19, 2, x_15);
-lean_ctor_set(x_19, 3, x_16);
-lean_ctor_set(x_19, 4, x_17);
-lean_ctor_set(x_19, 5, x_18);
-x_20 = lean_apply_2(x_4, x_13, x_19);
-if (lean_obj_tag(x_20) == 0)
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_21 = lean_ctor_get(x_20, 0);
-lean_inc(x_21);
-x_22 = lean_ctor_get(x_20, 1);
-lean_inc(x_22);
-lean_dec(x_20);
-x_23 = lean_ctor_get(x_22, 4);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_23, 0);
-lean_inc(x_24);
-lean_dec(x_23);
-x_25 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4(x_24, x_5);
-lean_dec(x_24);
-if (lean_obj_tag(x_25) == 0)
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_25, 1);
-lean_inc(x_26);
-lean_dec(x_25);
-x_27 = lean_ctor_get(x_22, 0);
-lean_inc(x_27);
-lean_dec(x_22);
-x_28 = lean_apply_4(x_1, x_27, x_3, x_21, x_26);
-return x_28;
-}
-else
-{
-uint8_t x_29; 
-lean_dec(x_22);
-lean_dec(x_21);
-lean_dec(x_3);
-lean_dec(x_1);
-x_29 = !lean_is_exclusive(x_25);
-if (x_29 == 0)
-{
-return x_25;
-}
-else
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-x_30 = lean_ctor_get(x_25, 0);
-x_31 = lean_ctor_get(x_25, 1);
-lean_inc(x_31);
-lean_inc(x_30);
-lean_dec(x_25);
-x_32 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_32, 0, x_30);
-lean_ctor_set(x_32, 1, x_31);
-return x_32;
-}
-}
-}
-else
-{
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_33 = lean_ctor_get(x_20, 0);
-lean_inc(x_33);
-x_34 = lean_ctor_get(x_20, 1);
-lean_inc(x_34);
-lean_dec(x_20);
-x_35 = lean_ctor_get(x_34, 4);
-lean_inc(x_35);
-lean_dec(x_34);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-lean_dec(x_35);
-x_37 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4(x_36, x_5);
-lean_dec(x_36);
-if (lean_obj_tag(x_37) == 0)
-{
-uint8_t x_38; 
-x_38 = !lean_is_exclusive(x_37);
-if (x_38 == 0)
-{
-lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_39 = lean_ctor_get(x_37, 0);
-lean_dec(x_39);
-x_40 = l_Lean_Meta_Exception_toStr(x_33);
-x_41 = lean_alloc_ctor(18, 1, 0);
-lean_ctor_set(x_41, 0, x_40);
-lean_ctor_set_tag(x_37, 1);
-lean_ctor_set(x_37, 0, x_41);
-return x_37;
-}
-else
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_42 = lean_ctor_get(x_37, 1);
-lean_inc(x_42);
-lean_dec(x_37);
-x_43 = l_Lean_Meta_Exception_toStr(x_33);
-x_44 = lean_alloc_ctor(18, 1, 0);
-lean_ctor_set(x_44, 0, x_43);
-x_45 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_45, 1, x_42);
-return x_45;
-}
-}
-else
-{
-uint8_t x_46; 
-lean_dec(x_33);
-x_46 = !lean_is_exclusive(x_37);
-if (x_46 == 0)
-{
-return x_37;
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-x_47 = lean_ctor_get(x_37, 0);
-x_48 = lean_ctor_get(x_37, 1);
-lean_inc(x_48);
-lean_inc(x_47);
-lean_dec(x_37);
-x_49 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_49, 0, x_47);
-lean_ctor_set(x_49, 1, x_48);
-return x_49;
-}
-}
-}
-}
-}
-lean_object* l_Lean_Meta_MetaHasEval(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_MetaHasEval___rarg), 5, 0);
-return x_2;
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; 
-x_4 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(x_1, x_2, x_3);
-lean_dec(x_1);
-return x_4;
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; 
-x_4 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__7(x_1, x_2, x_3);
-lean_dec(x_1);
-return x_4;
-}
-}
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; 
-x_3 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(x_1, x_2);
-lean_dec(x_1);
-return x_3;
-}
-}
-lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; 
-x_3 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__4(x_1, x_2);
-lean_dec(x_1);
-return x_3;
-}
-}
 lean_object* _init_l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__1() {
 _start:
 {
@@ -48271,6 +47807,68 @@ x_3 = l_Lean_registerTraceClass(x_2, x_1);
 return x_3;
 }
 }
+lean_object* _init_l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_PersistentHashMap_empty___rarg___closed__2;
+x_2 = lean_unsigned_to_nat(0u);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_PersistentHashMap_empty___at_IO_runMeta___spec__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1;
+return x_1;
+}
+}
+lean_object* _init_l_IO_runMeta___rarg___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Meta_InfoCacheKey_Hashable___boxed), 1, 0);
+return x_1;
+}
+}
+lean_object* _init_l_IO_runMeta___rarg___closed__2() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Meta_InfoCacheKey_HasBeq___boxed), 2, 0);
+return x_1;
+}
+}
+lean_object* _init_l_IO_runMeta___rarg___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_PersistentHashMap_empty___rarg___closed__2;
+x_2 = lean_unsigned_to_nat(0u);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_IO_runMeta___rarg___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; 
+x_1 = l_PersistentHashMap_empty___at_IO_runMeta___spec__1;
+x_2 = l_IO_runMeta___rarg___closed__3;
+x_3 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_4 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_4, 0, x_1);
+lean_ctor_set(x_4, 1, x_2);
+lean_ctor_set(x_4, 2, x_3);
+return x_4;
+}
+}
 lean_object* l_IO_runMeta___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -48286,7 +47884,7 @@ lean_ctor_set(x_9, 2, x_6);
 lean_ctor_set(x_9, 3, x_7);
 lean_ctor_set(x_9, 4, x_8);
 x_10 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_11 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_11 = l_IO_runMeta___rarg___closed__4;
 x_12 = l_Lean_NameGenerator_Inhabited___closed__3;
 x_13 = l_Lean_TraceState_Inhabited___closed__1;
 x_14 = l_PersistentArray_empty___closed__3;
@@ -48530,18 +48128,6 @@ l_Lean_Meta_isClassQuick___main___closed__1 = _init_l_Lean_Meta_isClassQuick___m
 lean_mark_persistent(l_Lean_Meta_isClassQuick___main___closed__1);
 l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1 = _init_l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1();
 lean_mark_persistent(l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1);
-l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1 = _init_l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1();
-lean_mark_persistent(l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1___closed__1);
-l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1 = _init_l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1();
-lean_mark_persistent(l_PersistentHashMap_empty___at_Lean_Meta_MetaHasEval___spec__1);
-l_Lean_Meta_MetaHasEval___rarg___closed__1 = _init_l_Lean_Meta_MetaHasEval___rarg___closed__1();
-lean_mark_persistent(l_Lean_Meta_MetaHasEval___rarg___closed__1);
-l_Lean_Meta_MetaHasEval___rarg___closed__2 = _init_l_Lean_Meta_MetaHasEval___rarg___closed__2();
-lean_mark_persistent(l_Lean_Meta_MetaHasEval___rarg___closed__2);
-l_Lean_Meta_MetaHasEval___rarg___closed__3 = _init_l_Lean_Meta_MetaHasEval___rarg___closed__3();
-lean_mark_persistent(l_Lean_Meta_MetaHasEval___rarg___closed__3);
-l_Lean_Meta_MetaHasEval___rarg___closed__4 = _init_l_Lean_Meta_MetaHasEval___rarg___closed__4();
-lean_mark_persistent(l_Lean_Meta_MetaHasEval___rarg___closed__4);
 l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__1 = _init_l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__1();
 lean_mark_persistent(l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__1);
 l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__2 = _init_l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__2();
@@ -48549,6 +48135,18 @@ lean_mark_persistent(l___private_Init_Lean_Meta_Basic_10__regTraceClasses___clos
 res = l___private_Init_Lean_Meta_Basic_10__regTraceClasses(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1 = _init_l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1();
+lean_mark_persistent(l_PersistentHashMap_empty___at_IO_runMeta___spec__1___closed__1);
+l_PersistentHashMap_empty___at_IO_runMeta___spec__1 = _init_l_PersistentHashMap_empty___at_IO_runMeta___spec__1();
+lean_mark_persistent(l_PersistentHashMap_empty___at_IO_runMeta___spec__1);
+l_IO_runMeta___rarg___closed__1 = _init_l_IO_runMeta___rarg___closed__1();
+lean_mark_persistent(l_IO_runMeta___rarg___closed__1);
+l_IO_runMeta___rarg___closed__2 = _init_l_IO_runMeta___rarg___closed__2();
+lean_mark_persistent(l_IO_runMeta___rarg___closed__2);
+l_IO_runMeta___rarg___closed__3 = _init_l_IO_runMeta___rarg___closed__3();
+lean_mark_persistent(l_IO_runMeta___rarg___closed__3);
+l_IO_runMeta___rarg___closed__4 = _init_l_IO_runMeta___rarg___closed__4();
+lean_mark_persistent(l_IO_runMeta___rarg___closed__4);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Init/Lean/Meta/Check.c b/stage0/stdlib/Init/Lean/Meta/Check.c
index 99e4330fd0..af3781ee20 100644
--- a/stage0/stdlib/Init/Lean/Meta/Check.c
+++ b/stage0/stdlib/Init/Lean/Meta/Check.c
@@ -13,7 +13,6 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-lean_object* l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
 lean_object* l_Array_forMAux___main___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Util_Trace_3__getResetTraces___at_Lean_Meta_check___spec__1___boxed(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Check_3__checkForall___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -22,13 +21,11 @@ lean_object* l_Lean_Meta_check___closed__1;
 lean_object* l___private_Init_Lean_Meta_Check_4__checkConstant(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Check_1__ensureType(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Util_Trace_2__addNode___at_Lean_Meta_check___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_EIO_Monad___closed__1;
 extern lean_object* l___private_Init_Lean_Meta_Basic_10__regTraceClasses___closed__2;
 lean_object* l___private_Init_Lean_Meta_Check_6__checkAux(lean_object*, lean_object*, lean_object*);
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAux(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_checkTraceOption(lean_object*, lean_object*);
-lean_object* l_ReaderT_Monad___rarg(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Check_7__regTraceClasses(lean_object*);
 lean_object* l_Array_forMAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
@@ -82,6 +79,7 @@ lean_object* l___private_Init_Lean_Meta_Check_4__checkConstant___boxed(lean_obje
 lean_object* l___private_Init_Lean_Meta_Check_3__checkForall___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toTraceMessageData(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Check_5__checkApp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l_Lean_Meta_check(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_toArray___rarg(lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
@@ -463,15 +461,6 @@ return x_71;
 }
 }
 }
-lean_object* _init_l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_EIO_Monad___closed__1;
-x_2 = l_ReaderT_Monad___rarg(x_1);
-return x_2;
-}
-}
 lean_object* l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -479,7 +468,7 @@ lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_obj
 lean_inc(x_1);
 x_6 = lean_alloc_closure((void*)(l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__1___boxed), 4, 1);
 lean_closure_set(x_6, 0, x_1);
-x_7 = l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
+x_7 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_8 = lean_unsigned_to_nat(0u);
 x_9 = l_Array_forMAux___main___rarg(x_7, lean_box(0), lean_box(0), x_6, x_2, x_8);
 lean_inc(x_4);
@@ -626,7 +615,7 @@ lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_obj
 lean_inc(x_1);
 x_6 = lean_alloc_closure((void*)(l___private_Init_Lean_Meta_Check_3__checkForall___lambda__1___boxed), 4, 1);
 lean_closure_set(x_6, 0, x_1);
-x_7 = l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
+x_7 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_8 = lean_unsigned_to_nat(0u);
 x_9 = l_Array_forMAux___main___rarg(x_7, lean_box(0), lean_box(0), x_6, x_2, x_8);
 lean_inc(x_4);
@@ -5134,8 +5123,6 @@ _G_initialized = true;
 res = initialize_Init_Lean_Meta_InferType(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1 = _init_l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1();
-lean_mark_persistent(l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1);
 l___private_Init_Lean_Meta_Check_2__checkLambdaLet___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__2___closed__1 = _init_l___private_Init_Lean_Meta_Check_2__checkLambdaLet___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__2___closed__1();
 lean_mark_persistent(l___private_Init_Lean_Meta_Check_2__checkLambdaLet___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__2___closed__1);
 l___private_Init_Lean_Meta_Check_3__checkForall___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__4___closed__1 = _init_l___private_Init_Lean_Meta_Check_3__checkForall___at___private_Init_Lean_Meta_Check_6__checkAux___main___spec__4___closed__1();
diff --git a/stage0/stdlib/Init/Lean/Meta/DiscrTree.c b/stage0/stdlib/Init/Lean/Meta/DiscrTree.c
index 76752e8586..4735c335fd 100644
--- a/stage0/stdlib/Init/Lean/Meta/DiscrTree.c
+++ b/stage0/stdlib/Init/Lean/Meta/DiscrTree.c
@@ -123,7 +123,6 @@ lean_object* l_Array_binSearchAux___main___at___private_Init_Lean_Meta_DiscrTree
 lean_object* l_Lean_Meta_DiscrTree_mkPathAux(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_DiscrTree_4__pushArgsAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_binSearchAux___main___at___private_Init_Lean_Meta_DiscrTree_15__getMatchAux___main___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1___boxed(lean_object*);
 lean_object* l___private_Init_Lean_Meta_DiscrTree_6__shouldAddAsStar___boxed(lean_object*);
 lean_object* l_Lean_Meta_DiscrTree_Key_hasFormat___closed__1;
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_Meta_DiscrTree_insertCore___spec__3(lean_object*);
@@ -180,7 +179,6 @@ lean_object* l___private_Init_Lean_Meta_DiscrTree_6__shouldAddAsStar___closed__6
 lean_object* l_Lean_Meta_DiscrTree_format___rarg(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_Meta_DiscrTree_getUnify___spec__3___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_Meta_DiscrTree_getUnify___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_Meta_DiscrTree_insertCore___spec__10___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_binInsertM___at___private_Init_Lean_Meta_DiscrTree_11__insertAux___main___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_DiscrTree_mkPath___closed__1;
@@ -256,7 +254,6 @@ lean_object* l_Array_iterateMAux___main___at_Lean_Meta_DiscrTree_format___spec__
 lean_object* l___private_Init_Lean_Meta_DiscrTree_11__insertAux___main___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_binInsertM___at___private_Init_Lean_Meta_DiscrTree_11__insertAux___main___spec__1(lean_object*);
 lean_object* l_Array_toList___rarg(lean_object*);
-extern lean_object* l_Lean_Expr_Inhabited;
 lean_object* l___private_Init_Lean_Meta_DiscrTree_17__getUnifyAux(lean_object*);
 lean_object* lean_array_pop(lean_object*);
 lean_object* l_Lean_Meta_DiscrTree_Trie_format___main___rarg(lean_object*, lean_object*);
@@ -303,6 +300,7 @@ lean_object* l_Array_binSearchAux___main___at___private_Init_Lean_Meta_DiscrTree
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_Meta_DiscrTree_insertCore___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_Meta_DiscrTree_getUnify___spec__2(lean_object*);
 lean_object* l_Array_back___at___private_Init_Lean_Meta_DiscrTree_11__insertAux___main___spec__2___rarg___closed__1;
+lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(lean_object*);
 uint8_t l_Lean_Literal_lt(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_DiscrTree_11__insertAux___main(lean_object*);
 lean_object* l_PersistentHashMap_foldlM___at_Lean_Meta_DiscrTree_getUnify___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -2139,20 +2137,6 @@ return x_186;
 }
 }
 }
-lean_object* l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_2 = lean_array_get_size(x_1);
-x_3 = lean_unsigned_to_nat(1u);
-x_4 = lean_nat_sub(x_2, x_3);
-lean_dec(x_2);
-x_5 = l_Lean_Expr_Inhabited;
-x_6 = lean_array_get(x_5, x_1, x_4);
-lean_dec(x_4);
-return x_6;
-}
-}
 lean_object* l_Lean_Meta_DiscrTree_mkPathAux___main(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -2161,7 +2145,7 @@ x_5 = l_Array_isEmpty___rarg(x_1);
 if (x_5 == 0)
 {
 lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_6 = l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(x_1);
+x_6 = l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(x_1);
 x_7 = lean_array_pop(x_1);
 lean_inc(x_3);
 x_8 = l___private_Init_Lean_Meta_DiscrTree_7__pushArgs(x_7, x_6, x_3, x_4);
@@ -2221,15 +2205,6 @@ return x_19;
 }
 }
 }
-lean_object* l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_Meta_DiscrTree_mkPathAux(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -6254,7 +6229,7 @@ x_9 = l_Array_isEmpty___rarg(x_7);
 if (x_9 == 0)
 {
 lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; 
-x_10 = l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(x_1);
+x_10 = l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(x_1);
 x_11 = lean_array_pop(x_1);
 x_12 = l_Array_back___at___private_Init_Lean_Meta_DiscrTree_11__insertAux___main___spec__2___rarg___closed__2;
 x_13 = lean_unsigned_to_nat(0u);
@@ -9541,7 +9516,7 @@ x_18 = l_Array_isEmpty___rarg(x_16);
 if (x_18 == 0)
 {
 lean_object* x_19; lean_object* x_20; uint8_t x_21; lean_object* x_22; 
-x_19 = l_Array_back___at_Lean_Meta_DiscrTree_mkPathAux___main___spec__1(x_2);
+x_19 = l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(x_2);
 x_20 = lean_array_pop(x_2);
 x_21 = 0;
 lean_inc(x_5);
diff --git a/stage0/stdlib/Init/Lean/Meta/ExprDefEq.c b/stage0/stdlib/Init/Lean/Meta/ExprDefEq.c
index 27a9aa1715..d087756a6a 100644
--- a/stage0/stdlib/Init/Lean/Meta/ExprDefEq.c
+++ b/stage0/stdlib/Init/Lean/Meta/ExprDefEq.c
@@ -15,7 +15,6 @@ extern "C" {
 #endif
 lean_object* l_Lean_Meta_CheckAssignmentQuick_check___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_Meta_ExprDefEq_8__findCached_x3f___spec__1___boxed(lean_object*, lean_object*);
-extern lean_object* l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Init_Lean_Meta_ExprDefEq_18__processConstApprox___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__51;
 lean_object* lean_expr_update_forall(lean_object*, uint8_t, lean_object*, lean_object*);
@@ -324,6 +323,7 @@ lean_object* lean_metavar_ctx_find_decl(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isFVar(lean_object*);
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_17__simpAssignmentArg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_44__unstuckMVar___at___private_Init_Lean_Meta_ExprDefEq_45__isDefEqOnFailure___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1___closed__1;
 extern lean_object* l_Lean_Expr_updateLet_x21___closed__1;
 lean_object* lean_expr_update_lambda(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*);
@@ -362,7 +362,6 @@ lean_object* l_Lean_Meta_CheckAssignment_getMCtx___boxed(lean_object*);
 lean_object* l_Lean_Meta_setIsExprDefEqAuxRef___closed__1;
 lean_object* l___private_Init_Lean_Expr_9__etaExpandedAux___main(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_35__isAssigned___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_CheckAssignment_check___main___closed__1;
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__4;
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_46__consumeLet___main___boxed(lean_object*);
 lean_object* l_HashMapImp_moveEntries___main___at___private_Init_Lean_Meta_ExprDefEq_9__cache___spec__4(lean_object*, lean_object*, lean_object*);
@@ -402,13 +401,13 @@ uint8_t l_Lean_LocalContext_isSubPrefixOf(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_getMCtx___rarg(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignment_check___main___spec__6(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_ReducibilityHints_lt(lean_object*, lean_object*);
+extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_8__findCached_x3f___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalDecl_isLet(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Init_Lean_Meta_ExprDefEq_18__processConstApprox___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
-lean_object* l_monadInhabited___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getFVarLocalDecl(lean_object*, lean_object*, lean_object*);
 lean_object* _init_l_Lean_Meta_try___at___private_Init_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__1___closed__1() {
 _start:
@@ -24347,16 +24346,6 @@ return x_1496;
 }
 }
 }
-lean_object* _init_l_Lean_Meta_CheckAssignment_check___main___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
-x_2 = l_Lean_Expr_Inhabited;
-x_3 = l_monadInhabited___rarg(x_1, x_2);
-return x_3;
-}
-}
 lean_object* l_Lean_Meta_CheckAssignment_check___main(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -25721,7 +25710,7 @@ case 12:
 {
 lean_object* x_317; lean_object* x_318; lean_object* x_319; 
 lean_dec(x_1);
-x_317 = l_Lean_Meta_CheckAssignment_check___main___closed__1;
+x_317 = l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1___closed__1;
 x_318 = l_unreachable_x21___rarg(x_317);
 x_319 = lean_apply_2(x_318, x_2, x_3);
 return x_319;
@@ -47344,7 +47333,7 @@ lean_object* l___private_Init_Lean_Meta_ExprDefEq_44__unstuckMVar(lean_object* x
 _start:
 {
 lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_6 = l___private_Init_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
+x_6 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_7 = l___private_Init_Lean_Meta_ExprDefEq_44__unstuckMVar___closed__1;
 x_8 = l___private_Init_Lean_Meta_ExprDefEq_44__unstuckMVar___closed__2;
 lean_inc(x_1);
@@ -51045,8 +51034,6 @@ l_Lean_Meta_CheckAssignment_Lean_MonadCache___closed__3 = _init_l_Lean_Meta_Chec
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_Lean_MonadCache___closed__3);
 l_Lean_Meta_CheckAssignment_Lean_MonadCache = _init_l_Lean_Meta_CheckAssignment_Lean_MonadCache();
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_Lean_MonadCache);
-l_Lean_Meta_CheckAssignment_check___main___closed__1 = _init_l_Lean_Meta_CheckAssignment_check___main___closed__1();
-lean_mark_persistent(l_Lean_Meta_CheckAssignment_check___main___closed__1);
 l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__1 = _init_l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__1();
 lean_mark_persistent(l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__1);
 l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__2 = _init_l___private_Init_Lean_Meta_ExprDefEq_11__checkAssignmentFailure___closed__2();
diff --git a/stage0/stdlib/Init/Lean/Meta/Instances.c b/stage0/stdlib/Init/Lean/Meta/Instances.c
index 6ee2e8aa59..f05709da63 100644
--- a/stage0/stdlib/Init/Lean/Meta/Instances.c
+++ b/stage0/stdlib/Init/Lean/Meta/Instances.c
@@ -53,7 +53,6 @@ size_t l_USize_shiftRight(size_t, size_t);
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_mkInstanceExtension___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_Meta_addInstanceEntry___spec__3___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instanceExtension___elambda__3___boxed(lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
 uint8_t l_Lean_Meta_DiscrTree_Key_beq(lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_IO_ofExcept___at_Lean_registerClassAttr___spec__1(lean_object*, lean_object*);
@@ -103,6 +102,7 @@ size_t l_USize_mul(size_t, size_t);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_Meta_addInstanceEntry___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_instanceExtension___closed__1;
 lean_object* l_Lean_Meta_instanceExtension___closed__2;
+extern lean_object* l_IO_runMeta___rarg___closed__4;
 lean_object* l_Lean_Meta_registerInstanceAttr___lambda__1___closed__2;
 lean_object* l_Lean_Meta_addGlobalInstance___closed__4;
 lean_object* lean_add_instance_old(lean_object*, lean_object*);
@@ -3275,7 +3275,7 @@ lean_dec(x_7);
 x_9 = l_List_map___main___at_Lean_Meta_addGlobalInstance___spec__1(x_8);
 x_10 = l_Lean_mkConst(x_2, x_9);
 x_11 = l_Lean_MetavarContext_Inhabited___closed__1;
-x_12 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_12 = l_IO_runMeta___rarg___closed__4;
 x_13 = l_Lean_NameGenerator_Inhabited___closed__3;
 x_14 = l_Lean_TraceState_Inhabited___closed__1;
 x_15 = l_PersistentArray_empty___closed__3;
diff --git a/stage0/stdlib/Init/Lean/Meta/Message.c b/stage0/stdlib/Init/Lean/Meta/Message.c
index 92d25a6bf9..66b51db17a 100644
--- a/stage0/stdlib/Init/Lean/Meta/Message.c
+++ b/stage0/stdlib/Init/Lean/Meta/Message.c
@@ -23,12 +23,15 @@ lean_object* l_Lean_KernelException_toMessageData___closed__19;
 lean_object* l_unreachable_x21___rarg(lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__51;
 lean_object* l___private_Init_Lean_Meta_Message_3__inferDomain_x3f___boxed(lean_object*, lean_object*);
+lean_object* lean_io_prim_put_str(lean_object*, lean_object*);
 extern lean_object* l_Lean_MessageData_ofList___closed__3;
 lean_object* l___private_Init_Lean_Meta_Message_3__inferDomain_x3f___lambda__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__7;
+lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__39;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__35;
 lean_object* l_Lean_KernelException_toMessageData___closed__24;
+lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__36;
 lean_object* l_Lean_Meta_Exception_toMessageData(lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__31;
@@ -41,13 +44,19 @@ lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main(lean_object*, lea
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__43;
 extern lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__82;
 lean_object* l___private_Init_Lean_Meta_Message_3__inferDomain_x3f(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_MetaHasEval(lean_object*);
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__7;
+lean_object* lean_array_get_size(lean_object*);
+lean_object* l_Lean_MessageData_formatAux___main(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__26;
 lean_object* l_Lean_KernelException_toMessageData___closed__16;
+lean_object* l_IO_print___at_Lean_Meta_MetaHasEval___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage(lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__20;
-extern lean_object* l_Lean_Meta_MetaHasEval___rarg___closed__4;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__40;
+lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__22;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__9;
 lean_object* l_Lean_KernelException_toMessageData___closed__37;
@@ -60,6 +69,7 @@ lean_object* l_Lean_Meta_Exception_toMessageData___closed__8;
 lean_object* l_Lean_KernelException_toMessageData___closed__6;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__17;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__23;
+lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__4;
 lean_object* l_Lean_mkProj(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__1;
@@ -72,6 +82,7 @@ lean_object* l_Lean_KernelException_toMessageData___closed__29;
 lean_object* l_Lean_KernelException_toMessageData(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__9;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__11;
+lean_object* l_Lean_Meta_MetaHasEval___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__25;
 lean_object* l_Lean_KernelException_toMessageData___closed__30;
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__8;
@@ -80,6 +91,7 @@ lean_object* l_Lean_Meta_Exception_toMessageData___closed__19;
 extern lean_object* l_Lean_MessageData_coeOfArrayExpr___closed__2;
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__4;
 lean_object* l_Lean_KernelException_toMessageData___closed__18;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__5;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__44;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__1;
@@ -87,6 +99,7 @@ lean_object* l_Lean_KernelException_toMessageData___closed__33;
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__14;
 lean_object* l_Lean_KernelException_toMessageData___closed__28;
+extern lean_object* l_IO_println___rarg___closed__1;
 extern lean_object* l_PersistentArray_empty___closed__3;
 extern lean_object* l_Lean_Meta_Exception_toStr___closed__11;
 extern lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__4;
@@ -107,6 +120,7 @@ lean_object* l_Lean_Meta_Exception_toMessageData___closed__25;
 lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Message_4__whnf_x3f___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__3;
+extern lean_object* l_IO_runMeta___rarg___closed__4;
 lean_object* l_Lean_KernelException_toMessageData___closed__40;
 lean_object* l_Lean_KernelException_toMessageData___closed__9;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__3;
@@ -115,6 +129,7 @@ lean_object* l_Lean_KernelException_toMessageData___closed__36;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__37;
 lean_object* l___private_Init_Lean_Meta_Message_1__run_x3f___rarg___closed__1;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__42;
+lean_object* l_IO_println___at_Lean_Meta_MetaHasEval___spec__1(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Message_5__mkCtx(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__1;
 lean_object* l___private_Init_Lean_Meta_Message_1__run_x3f___rarg___closed__2;
@@ -135,6 +150,7 @@ lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l_Lean_getMaxRecDepth(lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__13;
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__2;
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__4;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__29;
 lean_object* l_Lean_KernelException_toMessageData___closed__2;
@@ -147,6 +163,7 @@ lean_object* l_Lean_KernelException_toMessageData___closed__41;
 lean_object* l_Lean_KernelException_toMessageData___closed__23;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__7;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__49;
+lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__5;
 extern lean_object* l_Lean_TraceState_Inhabited___closed__1;
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*);
@@ -173,11 +190,15 @@ lean_object* l_Lean_mkBVar(lean_object*);
 lean_object* l___private_Init_Lean_Meta_Message_2__inferType_x3f(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__6;
 lean_object* l_Lean_mkConst(lean_object*, lean_object*);
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__15;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__16;
 lean_object* l___private_Init_Lean_Meta_Message_1__run_x3f___rarg___closed__4;
 lean_object* l_Lean_KernelException_toMessageData___closed__11;
+extern lean_object* l_Lean_NameGenerator_Inhabited___closed__3;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__20;
+uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData___closed__39;
 lean_object* l_Lean_indentExpr(lean_object* x_1) {
 _start:
@@ -262,7 +283,7 @@ lean_ctor_set(x_11, 1, x_5);
 lean_ctor_set(x_11, 2, x_9);
 lean_ctor_set(x_11, 3, x_10);
 lean_ctor_set(x_11, 4, x_7);
-x_12 = l_Lean_Meta_MetaHasEval___rarg___closed__4;
+x_12 = l_IO_runMeta___rarg___closed__4;
 x_13 = l___private_Init_Lean_Meta_Message_1__run_x3f___rarg___closed__4;
 x_14 = l_Lean_TraceState_Inhabited___closed__1;
 x_15 = l_PersistentArray_empty___closed__3;
@@ -1826,6 +1847,463 @@ return x_151;
 }
 }
 }
+lean_object* l_IO_print___at_Lean_Meta_MetaHasEval___spec__2(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_3 = l_Lean_Options_empty;
+x_4 = l_Lean_Format_pretty(x_1, x_3);
+x_5 = lean_io_prim_put_str(x_4, x_2);
+lean_dec(x_4);
+return x_5;
+}
+}
+lean_object* l_IO_println___at_Lean_Meta_MetaHasEval___spec__1(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_IO_print___at_Lean_Meta_MetaHasEval___spec__2(x_1, x_2);
+if (lean_obj_tag(x_3) == 0)
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; 
+x_4 = lean_ctor_get(x_3, 1);
+lean_inc(x_4);
+lean_dec(x_3);
+x_5 = l_IO_println___rarg___closed__1;
+x_6 = lean_io_prim_put_str(x_5, x_4);
+return x_6;
+}
+else
+{
+uint8_t x_7; 
+x_7 = !lean_is_exclusive(x_3);
+if (x_7 == 0)
+{
+return x_3;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_3, 0);
+x_9 = lean_ctor_get(x_3, 1);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_dec(x_3);
+x_10 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_10, 0, x_8);
+lean_ctor_set(x_10, 1, x_9);
+return x_10;
+}
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_array_get_size(x_1);
+x_5 = lean_nat_dec_lt(x_2, x_4);
+lean_dec(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; 
+lean_dec(x_2);
+x_6 = lean_box(0);
+x_7 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_7, 0, x_6);
+lean_ctor_set(x_7, 1, x_3);
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; 
+x_8 = lean_array_fget(x_1, x_2);
+x_9 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4(x_8, x_3);
+lean_dec(x_8);
+if (lean_obj_tag(x_9) == 0)
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_10 = lean_ctor_get(x_9, 1);
+lean_inc(x_10);
+lean_dec(x_9);
+x_11 = lean_unsigned_to_nat(1u);
+x_12 = lean_nat_add(x_2, x_11);
+lean_dec(x_2);
+x_2 = x_12;
+x_3 = x_10;
+goto _start;
+}
+else
+{
+uint8_t x_14; 
+lean_dec(x_2);
+x_14 = !lean_is_exclusive(x_9);
+if (x_14 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_9, 0);
+x_16 = lean_ctor_get(x_9, 1);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_dec(x_9);
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+return x_17;
+}
+}
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_array_get_size(x_1);
+x_5 = lean_nat_dec_lt(x_2, x_4);
+lean_dec(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; 
+lean_dec(x_2);
+x_6 = lean_box(0);
+x_7 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_7, 0, x_6);
+lean_ctor_set(x_7, 1, x_3);
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = lean_array_fget(x_1, x_2);
+x_9 = lean_box(0);
+x_10 = l_Lean_MessageData_formatAux___main(x_9, x_8);
+x_11 = l_IO_println___at_Lean_Meta_MetaHasEval___spec__1(x_10, x_3);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_unsigned_to_nat(1u);
+x_14 = lean_nat_add(x_2, x_13);
+lean_dec(x_2);
+x_2 = x_14;
+x_3 = x_12;
+goto _start;
+}
+else
+{
+uint8_t x_16; 
+lean_dec(x_2);
+x_16 = !lean_is_exclusive(x_11);
+if (x_16 == 0)
+{
+return x_11;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_11, 0);
+x_18 = lean_ctor_get(x_11, 1);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_11);
+x_19 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_18);
+return x_19;
+}
+}
+}
+}
+}
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_3 = lean_ctor_get(x_1, 0);
+x_4 = lean_unsigned_to_nat(0u);
+x_5 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(x_3, x_4, x_2);
+return x_5;
+}
+else
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+x_6 = lean_ctor_get(x_1, 0);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(x_6, x_7, x_2);
+return x_8;
+}
+}
+}
+lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_3 = lean_ctor_get(x_1, 0);
+x_4 = lean_ctor_get(x_1, 1);
+x_5 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4(x_3, x_2);
+if (lean_obj_tag(x_5) == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+x_6 = lean_ctor_get(x_5, 1);
+lean_inc(x_6);
+lean_dec(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(x_4, x_7, x_6);
+return x_8;
+}
+else
+{
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_5);
+if (x_9 == 0)
+{
+return x_5;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_10 = lean_ctor_get(x_5, 0);
+x_11 = lean_ctor_get(x_5, 1);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_dec(x_5);
+x_12 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_12, 0, x_10);
+lean_ctor_set(x_12, 1, x_11);
+return x_12;
+}
+}
+}
+}
+lean_object* l_Lean_Meta_MetaHasEval___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+x_6 = 0;
+x_7 = 1;
+lean_inc(x_3);
+x_8 = lean_alloc_ctor(0, 1, 7);
+lean_ctor_set(x_8, 0, x_3);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 1, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 2, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 3, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 4, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 5, x_6);
+lean_ctor_set_uint8(x_8, sizeof(void*)*1 + 6, x_7);
+x_9 = l_Lean_getMaxRecDepth(x_3);
+x_10 = l_Lean_LocalContext_Inhabited___closed__2;
+x_11 = l_Array_empty___closed__1;
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_13, 0, x_8);
+lean_ctor_set(x_13, 1, x_10);
+lean_ctor_set(x_13, 2, x_11);
+lean_ctor_set(x_13, 3, x_12);
+lean_ctor_set(x_13, 4, x_9);
+x_14 = l_Lean_MetavarContext_Inhabited___closed__1;
+x_15 = l_IO_runMeta___rarg___closed__4;
+x_16 = l_Lean_NameGenerator_Inhabited___closed__3;
+x_17 = l_Lean_TraceState_Inhabited___closed__1;
+x_18 = l_PersistentArray_empty___closed__3;
+x_19 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_19, 0, x_2);
+lean_ctor_set(x_19, 1, x_14);
+lean_ctor_set(x_19, 2, x_15);
+lean_ctor_set(x_19, 3, x_16);
+lean_ctor_set(x_19, 4, x_17);
+lean_ctor_set(x_19, 5, x_18);
+x_20 = lean_apply_2(x_4, x_13, x_19);
+if (lean_obj_tag(x_20) == 0)
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_21 = lean_ctor_get(x_20, 0);
+lean_inc(x_21);
+x_22 = lean_ctor_get(x_20, 1);
+lean_inc(x_22);
+lean_dec(x_20);
+x_23 = lean_ctor_get(x_22, 4);
+lean_inc(x_23);
+x_24 = lean_ctor_get(x_23, 0);
+lean_inc(x_24);
+lean_dec(x_23);
+x_25 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3(x_24, x_5);
+lean_dec(x_24);
+if (lean_obj_tag(x_25) == 0)
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+lean_dec(x_25);
+x_27 = lean_ctor_get(x_22, 0);
+lean_inc(x_27);
+lean_dec(x_22);
+x_28 = lean_apply_4(x_1, x_27, x_3, x_21, x_26);
+return x_28;
+}
+else
+{
+uint8_t x_29; 
+lean_dec(x_22);
+lean_dec(x_21);
+lean_dec(x_3);
+lean_dec(x_1);
+x_29 = !lean_is_exclusive(x_25);
+if (x_29 == 0)
+{
+return x_25;
+}
+else
+{
+lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_30 = lean_ctor_get(x_25, 0);
+x_31 = lean_ctor_get(x_25, 1);
+lean_inc(x_31);
+lean_inc(x_30);
+lean_dec(x_25);
+x_32 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_32, 0, x_30);
+lean_ctor_set(x_32, 1, x_31);
+return x_32;
+}
+}
+}
+else
+{
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_33 = lean_ctor_get(x_20, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_20, 1);
+lean_inc(x_34);
+lean_dec(x_20);
+x_35 = lean_ctor_get(x_34, 4);
+lean_inc(x_35);
+lean_dec(x_34);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+lean_dec(x_35);
+x_37 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3(x_36, x_5);
+lean_dec(x_36);
+if (lean_obj_tag(x_37) == 0)
+{
+uint8_t x_38; 
+x_38 = !lean_is_exclusive(x_37);
+if (x_38 == 0)
+{
+lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
+x_39 = lean_ctor_get(x_37, 0);
+lean_dec(x_39);
+x_40 = l_Lean_Meta_Exception_toMessageData(x_33);
+x_41 = lean_box(0);
+x_42 = l_Lean_MessageData_formatAux___main(x_41, x_40);
+x_43 = l_Lean_Options_empty;
+x_44 = l_Lean_Format_pretty(x_42, x_43);
+x_45 = lean_alloc_ctor(18, 1, 0);
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set_tag(x_37, 1);
+lean_ctor_set(x_37, 0, x_45);
+return x_37;
+}
+else
+{
+lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_46 = lean_ctor_get(x_37, 1);
+lean_inc(x_46);
+lean_dec(x_37);
+x_47 = l_Lean_Meta_Exception_toMessageData(x_33);
+x_48 = lean_box(0);
+x_49 = l_Lean_MessageData_formatAux___main(x_48, x_47);
+x_50 = l_Lean_Options_empty;
+x_51 = l_Lean_Format_pretty(x_49, x_50);
+x_52 = lean_alloc_ctor(18, 1, 0);
+lean_ctor_set(x_52, 0, x_51);
+x_53 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_53, 0, x_52);
+lean_ctor_set(x_53, 1, x_46);
+return x_53;
+}
+}
+else
+{
+uint8_t x_54; 
+lean_dec(x_33);
+x_54 = !lean_is_exclusive(x_37);
+if (x_54 == 0)
+{
+return x_37;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_55 = lean_ctor_get(x_37, 0);
+x_56 = lean_ctor_get(x_37, 1);
+lean_inc(x_56);
+lean_inc(x_55);
+lean_dec(x_37);
+x_57 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_57, 0, x_55);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+}
+}
+}
+lean_object* l_Lean_Meta_MetaHasEval(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_MetaHasEval___rarg), 5, 0);
+return x_2;
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__5(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Array_forMAux___main___at_Lean_Meta_MetaHasEval___spec__6(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_PersistentArray_forMAux___main___at_Lean_Meta_MetaHasEval___spec__4(x_1, x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
+lean_object* l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_PersistentArray_forM___at_Lean_Meta_MetaHasEval___spec__3(x_1, x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
 lean_object* l___private_Init_Lean_Meta_Message_5__mkCtx(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
diff --git a/stage0/stdlib/Init/Lean/Meta/SynthInstance.c b/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
index f528e52904..a36080f213 100644
--- a/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
+++ b/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
@@ -182,7 +182,6 @@ extern lean_object* l_PersistentHashMap_insertAux___main___rarg___closed__3;
 lean_object* l_Lean_Meta_SynthInstance_Consumernode_inhabited___closed__1;
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_foldlM___main___at_Lean_Meta_SynthInstance_newSubgoal___spec__5(lean_object*, lean_object*);
-extern lean_object* l_Lean_mkReducibilityAttrs___lambda__1___closed__1;
 size_t l_Lean_Expr_hash(lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -282,6 +281,7 @@ lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_newSubgoal___closed__2;
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_synth___main___closed__8;
+extern lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__1;
 lean_object* l_List_foldlM___main___at___private_Init_Lean_Meta_SynthInstance_3__preprocessLevels___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_addContext___boxed(lean_object*, lean_object*, lean_object*);
@@ -398,7 +398,7 @@ lean_object* l_Lean_Meta_SynthInstance_mkInferTCGoalsLRAttr___lambda__1(lean_obj
 _start:
 {
 lean_object* x_3; 
-x_3 = l_Lean_mkReducibilityAttrs___lambda__1___closed__1;
+x_3 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
 return x_3;
 }
 }
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic.c b/stage0/stdlib/Init/Lean/Meta/Tactic.c
index 741c196e5f..b9592356d3 100644
--- a/stage0/stdlib/Init/Lean/Meta/Tactic.c
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Init.Lean.Meta.Tactic
-// Imports: Init.Lean.Meta.Tactic.Intro Init.Lean.Meta.Tactic.Assumption Init.Lean.Meta.Tactic.Apply Init.Lean.Meta.Tactic.Revert
+// Imports: Init.Lean.Meta.Tactic.Intro Init.Lean.Meta.Tactic.Assumption Init.Lean.Meta.Tactic.Apply Init.Lean.Meta.Tactic.Revert Init.Lean.Meta.Tactic.Clear
 #include "runtime/lean.h"
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -17,6 +17,7 @@ lean_object* initialize_Init_Lean_Meta_Tactic_Intro(lean_object*);
 lean_object* initialize_Init_Lean_Meta_Tactic_Assumption(lean_object*);
 lean_object* initialize_Init_Lean_Meta_Tactic_Apply(lean_object*);
 lean_object* initialize_Init_Lean_Meta_Tactic_Revert(lean_object*);
+lean_object* initialize_Init_Lean_Meta_Tactic_Clear(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Init_Lean_Meta_Tactic(lean_object* w) {
 lean_object * res;
@@ -34,6 +35,9 @@ lean_dec_ref(res);
 res = initialize_Init_Lean_Meta_Tactic_Revert(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+res = initialize_Init_Lean_Meta_Tactic_Clear(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c b/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c
new file mode 100644
index 0000000000..f39585b1bd
--- /dev/null
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c
@@ -0,0 +1,23150 @@
+// Lean compiler output
+// Module: Init.Lean.Meta.Tactic.Clear
+// Imports: Init.Lean.Meta.Tactic.Util
+#include "runtime/lean.h"
+#if defined(__clang__)
+#pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wunused-label"
+#elif defined(__GNUC__) && !defined(__CLANG__)
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
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+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Lean_Meta_throwTacticEx___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__66(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__83___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_checkNotAssigned(lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4;
+uint8_t l_Lean_Expr_hasMVar(lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
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+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(lean_object*, lean_object*);
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+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
+lean_object* l_Lean_Meta_clear___closed__4;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(lean_object*, lean_object*, lean_object*, lean_object*);
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+lean_object* l_Lean_MetavarContext_getDecl(lean_object*, lean_object*);
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+extern lean_object* l_HashMap_Inhabited___closed__1;
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+uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
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+x_7 = 0;
+return x_7;
+}
+else
+{
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+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
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+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
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+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
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+if (x_14 == 0)
+{
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+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
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+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
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+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
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+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
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+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__30(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__26(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__30(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__26(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__34(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__35(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__34(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__35(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__36(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__32(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__36(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__32(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_array_fget(x_5, x_6);
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
+lean_dec(x_13);
+if (lean_obj_tag(x_14) == 0)
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+lean_dec(x_14);
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_6, x_16);
+lean_dec(x_6);
+x_6 = x_17;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+uint8_t x_19; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_19 = !lean_is_exclusive(x_14);
+if (x_19 == 0)
+{
+return x_14;
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_14, 0);
+x_21 = lean_ctor_get(x_14, 1);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_14);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_20);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
+}
+}
+}
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("hypothesis '");
+return x_1;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("' depends on '");
+return x_1;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Char_HasRepr___closed__1;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; 
+x_13 = lean_array_fget(x_5, x_6);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_add(x_6, x_14);
+lean_dec(x_6);
+x_6 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+x_17 = lean_ctor_get(x_13, 0);
+lean_inc(x_17);
+lean_dec(x_13);
+x_36 = l_Lean_LocalDecl_fvarId(x_17);
+x_37 = lean_name_eq(x_36, x_2);
+lean_dec(x_36);
+if (x_37 == 0)
+{
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_17, 3);
+lean_inc(x_38);
+x_39 = l_Lean_Expr_hasFVar(x_38);
+if (x_39 == 0)
+{
+uint8_t x_40; 
+x_40 = l_Lean_Expr_hasMVar(x_38);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; 
+lean_dec(x_38);
+lean_dec(x_17);
+x_41 = lean_unsigned_to_nat(1u);
+x_42 = lean_nat_add(x_6, x_41);
+lean_dec(x_6);
+x_6 = x_42;
+goto _start;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_2, x_4, x_38, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+lean_dec(x_45);
+x_47 = lean_unbox(x_46);
+lean_dec(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; lean_object* x_49; 
+lean_dec(x_17);
+x_48 = lean_unsigned_to_nat(1u);
+x_49 = lean_nat_add(x_6, x_48);
+lean_dec(x_6);
+x_6 = x_49;
+goto _start;
+}
+else
+{
+lean_object* x_51; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_51 = lean_box(0);
+x_18 = x_51;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
+x_52 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_2, x_4, x_38, x_52);
+x_54 = lean_ctor_get(x_53, 0);
+lean_inc(x_54);
+lean_dec(x_53);
+x_55 = lean_unbox(x_54);
+lean_dec(x_54);
+if (x_55 == 0)
+{
+lean_object* x_56; lean_object* x_57; 
+lean_dec(x_17);
+x_56 = lean_unsigned_to_nat(1u);
+x_57 = lean_nat_add(x_6, x_56);
+lean_dec(x_6);
+x_6 = x_57;
+goto _start;
+}
+else
+{
+lean_object* x_59; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_59 = lean_box(0);
+x_18 = x_59;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
+x_60 = lean_ctor_get(x_17, 3);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_17, 4);
+lean_inc(x_61);
+x_85 = l_Lean_Expr_hasFVar(x_60);
+if (x_85 == 0)
+{
+uint8_t x_86; 
+x_86 = l_Lean_Expr_hasMVar(x_60);
+if (x_86 == 0)
+{
+uint8_t x_87; lean_object* x_88; 
+lean_dec(x_60);
+x_87 = 0;
+x_88 = l_HashMap_Inhabited___closed__1;
+x_62 = x_87;
+x_63 = x_88;
+goto block_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
+x_89 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_2, x_4, x_60, x_89);
+x_91 = lean_ctor_get(x_90, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_90, 1);
+lean_inc(x_92);
+lean_dec(x_90);
+x_93 = lean_unbox(x_91);
+lean_dec(x_91);
+x_62 = x_93;
+x_63 = x_92;
+goto block_84;
+}
+}
+else
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
+x_94 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_2, x_4, x_60, x_94);
+x_96 = lean_ctor_get(x_95, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_95, 1);
+lean_inc(x_97);
+lean_dec(x_95);
+x_98 = lean_unbox(x_96);
+lean_dec(x_96);
+x_62 = x_98;
+x_63 = x_97;
+goto block_84;
+}
+block_84:
+{
+if (x_62 == 0)
+{
+uint8_t x_64; 
+x_64 = l_Lean_Expr_hasFVar(x_61);
+if (x_64 == 0)
+{
+uint8_t x_65; 
+x_65 = l_Lean_Expr_hasMVar(x_61);
+if (x_65 == 0)
+{
+lean_object* x_66; lean_object* x_67; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_17);
+x_66 = lean_unsigned_to_nat(1u);
+x_67 = lean_nat_add(x_6, x_66);
+lean_dec(x_6);
+x_6 = x_67;
+goto _start;
+}
+else
+{
+lean_object* x_69; lean_object* x_70; uint8_t x_71; 
+lean_inc(x_4);
+x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_2, x_4, x_61, x_63);
+x_70 = lean_ctor_get(x_69, 0);
+lean_inc(x_70);
+lean_dec(x_69);
+x_71 = lean_unbox(x_70);
+lean_dec(x_70);
+if (x_71 == 0)
+{
+lean_object* x_72; lean_object* x_73; 
+lean_dec(x_17);
+x_72 = lean_unsigned_to_nat(1u);
+x_73 = lean_nat_add(x_6, x_72);
+lean_dec(x_6);
+x_6 = x_73;
+goto _start;
+}
+else
+{
+lean_object* x_75; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_75 = lean_box(0);
+x_18 = x_75;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; uint8_t x_78; 
+lean_inc(x_4);
+x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_2, x_4, x_61, x_63);
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+lean_dec(x_76);
+x_78 = lean_unbox(x_77);
+lean_dec(x_77);
+if (x_78 == 0)
+{
+lean_object* x_79; lean_object* x_80; 
+lean_dec(x_17);
+x_79 = lean_unsigned_to_nat(1u);
+x_80 = lean_nat_add(x_6, x_79);
+lean_dec(x_6);
+x_6 = x_80;
+goto _start;
+}
+else
+{
+lean_object* x_82; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_82 = lean_box(0);
+x_18 = x_82;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_83; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_6);
+lean_dec(x_4);
+x_83 = lean_box(0);
+x_18 = x_83;
+goto block_35;
+}
+}
+}
+}
+else
+{
+lean_object* x_99; lean_object* x_100; 
+lean_dec(x_17);
+x_99 = lean_unsigned_to_nat(1u);
+x_100 = lean_nat_add(x_6, x_99);
+lean_dec(x_6);
+x_6 = x_100;
+goto _start;
+}
+block_35:
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+lean_dec(x_18);
+x_19 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
+x_22 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_22);
+lean_ctor_set(x_24, 1, x_23);
+x_25 = l_Lean_mkFVar(x_2);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_24);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
+x_31 = !lean_is_exclusive(x_30);
+if (x_31 == 0)
+{
+return x_30;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_30, 0);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_30);
+x_34 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+return x_34;
+}
+}
+}
+}
+}
+}
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+if (lean_obj_tag(x_5) == 0)
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_5, 0);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
+return x_10;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_5, 0);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
+return x_13;
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; 
+x_13 = lean_array_fget(x_5, x_6);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_add(x_6, x_14);
+lean_dec(x_6);
+x_6 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+x_17 = lean_ctor_get(x_13, 0);
+lean_inc(x_17);
+lean_dec(x_13);
+x_36 = l_Lean_LocalDecl_fvarId(x_17);
+x_37 = lean_name_eq(x_36, x_2);
+lean_dec(x_36);
+if (x_37 == 0)
+{
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_17, 3);
+lean_inc(x_38);
+x_39 = l_Lean_Expr_hasFVar(x_38);
+if (x_39 == 0)
+{
+uint8_t x_40; 
+x_40 = l_Lean_Expr_hasMVar(x_38);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; 
+lean_dec(x_38);
+lean_dec(x_17);
+x_41 = lean_unsigned_to_nat(1u);
+x_42 = lean_nat_add(x_6, x_41);
+lean_dec(x_6);
+x_6 = x_42;
+goto _start;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_2, x_4, x_38, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+lean_dec(x_45);
+x_47 = lean_unbox(x_46);
+lean_dec(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; lean_object* x_49; 
+lean_dec(x_17);
+x_48 = lean_unsigned_to_nat(1u);
+x_49 = lean_nat_add(x_6, x_48);
+lean_dec(x_6);
+x_6 = x_49;
+goto _start;
+}
+else
+{
+lean_object* x_51; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_51 = lean_box(0);
+x_18 = x_51;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
+x_52 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_2, x_4, x_38, x_52);
+x_54 = lean_ctor_get(x_53, 0);
+lean_inc(x_54);
+lean_dec(x_53);
+x_55 = lean_unbox(x_54);
+lean_dec(x_54);
+if (x_55 == 0)
+{
+lean_object* x_56; lean_object* x_57; 
+lean_dec(x_17);
+x_56 = lean_unsigned_to_nat(1u);
+x_57 = lean_nat_add(x_6, x_56);
+lean_dec(x_6);
+x_6 = x_57;
+goto _start;
+}
+else
+{
+lean_object* x_59; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_59 = lean_box(0);
+x_18 = x_59;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
+x_60 = lean_ctor_get(x_17, 3);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_17, 4);
+lean_inc(x_61);
+x_85 = l_Lean_Expr_hasFVar(x_60);
+if (x_85 == 0)
+{
+uint8_t x_86; 
+x_86 = l_Lean_Expr_hasMVar(x_60);
+if (x_86 == 0)
+{
+uint8_t x_87; lean_object* x_88; 
+lean_dec(x_60);
+x_87 = 0;
+x_88 = l_HashMap_Inhabited___closed__1;
+x_62 = x_87;
+x_63 = x_88;
+goto block_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
+x_89 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_2, x_4, x_60, x_89);
+x_91 = lean_ctor_get(x_90, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_90, 1);
+lean_inc(x_92);
+lean_dec(x_90);
+x_93 = lean_unbox(x_91);
+lean_dec(x_91);
+x_62 = x_93;
+x_63 = x_92;
+goto block_84;
+}
+}
+else
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
+x_94 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_2, x_4, x_60, x_94);
+x_96 = lean_ctor_get(x_95, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_95, 1);
+lean_inc(x_97);
+lean_dec(x_95);
+x_98 = lean_unbox(x_96);
+lean_dec(x_96);
+x_62 = x_98;
+x_63 = x_97;
+goto block_84;
+}
+block_84:
+{
+if (x_62 == 0)
+{
+uint8_t x_64; 
+x_64 = l_Lean_Expr_hasFVar(x_61);
+if (x_64 == 0)
+{
+uint8_t x_65; 
+x_65 = l_Lean_Expr_hasMVar(x_61);
+if (x_65 == 0)
+{
+lean_object* x_66; lean_object* x_67; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_17);
+x_66 = lean_unsigned_to_nat(1u);
+x_67 = lean_nat_add(x_6, x_66);
+lean_dec(x_6);
+x_6 = x_67;
+goto _start;
+}
+else
+{
+lean_object* x_69; lean_object* x_70; uint8_t x_71; 
+lean_inc(x_4);
+x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_2, x_4, x_61, x_63);
+x_70 = lean_ctor_get(x_69, 0);
+lean_inc(x_70);
+lean_dec(x_69);
+x_71 = lean_unbox(x_70);
+lean_dec(x_70);
+if (x_71 == 0)
+{
+lean_object* x_72; lean_object* x_73; 
+lean_dec(x_17);
+x_72 = lean_unsigned_to_nat(1u);
+x_73 = lean_nat_add(x_6, x_72);
+lean_dec(x_6);
+x_6 = x_73;
+goto _start;
+}
+else
+{
+lean_object* x_75; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_75 = lean_box(0);
+x_18 = x_75;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; uint8_t x_78; 
+lean_inc(x_4);
+x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_2, x_4, x_61, x_63);
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+lean_dec(x_76);
+x_78 = lean_unbox(x_77);
+lean_dec(x_77);
+if (x_78 == 0)
+{
+lean_object* x_79; lean_object* x_80; 
+lean_dec(x_17);
+x_79 = lean_unsigned_to_nat(1u);
+x_80 = lean_nat_add(x_6, x_79);
+lean_dec(x_6);
+x_6 = x_80;
+goto _start;
+}
+else
+{
+lean_object* x_82; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_82 = lean_box(0);
+x_18 = x_82;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_83; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_6);
+lean_dec(x_4);
+x_83 = lean_box(0);
+x_18 = x_83;
+goto block_35;
+}
+}
+}
+}
+else
+{
+lean_object* x_99; lean_object* x_100; 
+lean_dec(x_17);
+x_99 = lean_unsigned_to_nat(1u);
+x_100 = lean_nat_add(x_6, x_99);
+lean_dec(x_6);
+x_6 = x_100;
+goto _start;
+}
+block_35:
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+lean_dec(x_18);
+x_19 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
+x_22 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_22);
+lean_ctor_set(x_24, 1, x_23);
+x_25 = l_Lean_mkFVar(x_2);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_24);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
+x_31 = !lean_is_exclusive(x_30);
+if (x_31 == 0)
+{
+return x_30;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_30, 0);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_30);
+x_34 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+return x_34;
+}
+}
+}
+}
+}
+}
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__38(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_5, 0);
+x_9 = lean_ctor_get(x_5, 1);
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_10, 1);
+lean_inc(x_11);
+lean_dec(x_10);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
+return x_13;
+}
+else
+{
+uint8_t x_14; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_14 = !lean_is_exclusive(x_10);
+if (x_14 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_10, 0);
+x_16 = lean_ctor_get(x_10, 1);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_dec(x_10);
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+return x_17;
+}
+}
+}
+}
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; 
+x_8 = lean_ctor_get(x_5, 1);
+x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__38(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+return x_9;
+}
+}
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__43(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_array_get_size(x_2);
+x_5 = lean_nat_dec_lt(x_3, x_4);
+lean_dec(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; 
+lean_dec(x_3);
+x_6 = lean_box(0);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_array_fget(x_2, x_3);
+x_8 = lean_ctor_get(x_7, 1);
+lean_inc(x_8);
+lean_dec(x_7);
+x_9 = l_Lean_Expr_fvarId_x21(x_8);
+lean_dec(x_8);
+x_10 = lean_name_eq(x_9, x_1);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+x_11 = lean_unsigned_to_nat(1u);
+x_12 = lean_nat_add(x_3, x_11);
+lean_dec(x_3);
+x_3 = x_12;
+goto _start;
+}
+else
+{
+lean_object* x_14; 
+x_14 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_14, 0, x_3);
+return x_14;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__47(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__47(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__49(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__49(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__53(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__54(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__53(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__54(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__55(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__55(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__59(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__59(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__66(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__66(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__67(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__63(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__67(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__63(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__72(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__72(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__73(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__69(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__73(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__69(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__78(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__78(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__75(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__75(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__83(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__83(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__85(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__81(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__85(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__81(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__89(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__90(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__89(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__90(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__87(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__87(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__95(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_array_fget(x_5, x_6);
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
+lean_dec(x_13);
+if (lean_obj_tag(x_14) == 0)
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+lean_dec(x_14);
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_6, x_16);
+lean_dec(x_6);
+x_6 = x_17;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+uint8_t x_19; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_19 = !lean_is_exclusive(x_14);
+if (x_19 == 0)
+{
+return x_14;
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_14, 0);
+x_21 = lean_ctor_get(x_14, 1);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_14);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_20);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
+}
+}
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__96(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; 
+x_13 = lean_array_fget(x_5, x_6);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_add(x_6, x_14);
+lean_dec(x_6);
+x_6 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+x_17 = lean_ctor_get(x_13, 0);
+lean_inc(x_17);
+lean_dec(x_13);
+x_36 = l_Lean_LocalDecl_fvarId(x_17);
+x_37 = lean_name_eq(x_36, x_2);
+lean_dec(x_36);
+if (x_37 == 0)
+{
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_17, 3);
+lean_inc(x_38);
+x_39 = l_Lean_Expr_hasFVar(x_38);
+if (x_39 == 0)
+{
+uint8_t x_40; 
+x_40 = l_Lean_Expr_hasMVar(x_38);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; 
+lean_dec(x_38);
+lean_dec(x_17);
+x_41 = lean_unsigned_to_nat(1u);
+x_42 = lean_nat_add(x_6, x_41);
+lean_dec(x_6);
+x_6 = x_42;
+goto _start;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_2, x_4, x_38, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+lean_dec(x_45);
+x_47 = lean_unbox(x_46);
+lean_dec(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; lean_object* x_49; 
+lean_dec(x_17);
+x_48 = lean_unsigned_to_nat(1u);
+x_49 = lean_nat_add(x_6, x_48);
+lean_dec(x_6);
+x_6 = x_49;
+goto _start;
+}
+else
+{
+lean_object* x_51; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_51 = lean_box(0);
+x_18 = x_51;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
+x_52 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_2, x_4, x_38, x_52);
+x_54 = lean_ctor_get(x_53, 0);
+lean_inc(x_54);
+lean_dec(x_53);
+x_55 = lean_unbox(x_54);
+lean_dec(x_54);
+if (x_55 == 0)
+{
+lean_object* x_56; lean_object* x_57; 
+lean_dec(x_17);
+x_56 = lean_unsigned_to_nat(1u);
+x_57 = lean_nat_add(x_6, x_56);
+lean_dec(x_6);
+x_6 = x_57;
+goto _start;
+}
+else
+{
+lean_object* x_59; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_59 = lean_box(0);
+x_18 = x_59;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
+x_60 = lean_ctor_get(x_17, 3);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_17, 4);
+lean_inc(x_61);
+x_85 = l_Lean_Expr_hasFVar(x_60);
+if (x_85 == 0)
+{
+uint8_t x_86; 
+x_86 = l_Lean_Expr_hasMVar(x_60);
+if (x_86 == 0)
+{
+uint8_t x_87; lean_object* x_88; 
+lean_dec(x_60);
+x_87 = 0;
+x_88 = l_HashMap_Inhabited___closed__1;
+x_62 = x_87;
+x_63 = x_88;
+goto block_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
+x_89 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_2, x_4, x_60, x_89);
+x_91 = lean_ctor_get(x_90, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_90, 1);
+lean_inc(x_92);
+lean_dec(x_90);
+x_93 = lean_unbox(x_91);
+lean_dec(x_91);
+x_62 = x_93;
+x_63 = x_92;
+goto block_84;
+}
+}
+else
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
+x_94 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_2, x_4, x_60, x_94);
+x_96 = lean_ctor_get(x_95, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_95, 1);
+lean_inc(x_97);
+lean_dec(x_95);
+x_98 = lean_unbox(x_96);
+lean_dec(x_96);
+x_62 = x_98;
+x_63 = x_97;
+goto block_84;
+}
+block_84:
+{
+if (x_62 == 0)
+{
+uint8_t x_64; 
+x_64 = l_Lean_Expr_hasFVar(x_61);
+if (x_64 == 0)
+{
+uint8_t x_65; 
+x_65 = l_Lean_Expr_hasMVar(x_61);
+if (x_65 == 0)
+{
+lean_object* x_66; lean_object* x_67; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_17);
+x_66 = lean_unsigned_to_nat(1u);
+x_67 = lean_nat_add(x_6, x_66);
+lean_dec(x_6);
+x_6 = x_67;
+goto _start;
+}
+else
+{
+lean_object* x_69; lean_object* x_70; uint8_t x_71; 
+lean_inc(x_4);
+x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_2, x_4, x_61, x_63);
+x_70 = lean_ctor_get(x_69, 0);
+lean_inc(x_70);
+lean_dec(x_69);
+x_71 = lean_unbox(x_70);
+lean_dec(x_70);
+if (x_71 == 0)
+{
+lean_object* x_72; lean_object* x_73; 
+lean_dec(x_17);
+x_72 = lean_unsigned_to_nat(1u);
+x_73 = lean_nat_add(x_6, x_72);
+lean_dec(x_6);
+x_6 = x_73;
+goto _start;
+}
+else
+{
+lean_object* x_75; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_75 = lean_box(0);
+x_18 = x_75;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; uint8_t x_78; 
+lean_inc(x_4);
+x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_2, x_4, x_61, x_63);
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+lean_dec(x_76);
+x_78 = lean_unbox(x_77);
+lean_dec(x_77);
+if (x_78 == 0)
+{
+lean_object* x_79; lean_object* x_80; 
+lean_dec(x_17);
+x_79 = lean_unsigned_to_nat(1u);
+x_80 = lean_nat_add(x_6, x_79);
+lean_dec(x_6);
+x_6 = x_80;
+goto _start;
+}
+else
+{
+lean_object* x_82; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_82 = lean_box(0);
+x_18 = x_82;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_83; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_6);
+lean_dec(x_4);
+x_83 = lean_box(0);
+x_18 = x_83;
+goto block_35;
+}
+}
+}
+}
+else
+{
+lean_object* x_99; lean_object* x_100; 
+lean_dec(x_17);
+x_99 = lean_unsigned_to_nat(1u);
+x_100 = lean_nat_add(x_6, x_99);
+lean_dec(x_6);
+x_6 = x_100;
+goto _start;
+}
+block_35:
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+lean_dec(x_18);
+x_19 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
+x_22 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_22);
+lean_ctor_set(x_24, 1, x_23);
+x_25 = l_Lean_mkFVar(x_2);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_24);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
+x_31 = !lean_is_exclusive(x_30);
+if (x_31 == 0)
+{
+return x_30;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_30, 0);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_30);
+x_34 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+return x_34;
+}
+}
+}
+}
+}
+}
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+if (lean_obj_tag(x_5) == 0)
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_5, 0);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__95(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
+return x_10;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_5, 0);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__96(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
+return x_13;
+}
+}
+}
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__97(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_array_get_size(x_5);
+x_10 = lean_nat_dec_lt(x_6, x_9);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_11 = lean_box(0);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_8);
+return x_12;
+}
+else
+{
+lean_object* x_13; 
+x_13 = lean_array_fget(x_5, x_6);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_add(x_6, x_14);
+lean_dec(x_6);
+x_6 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+x_17 = lean_ctor_get(x_13, 0);
+lean_inc(x_17);
+lean_dec(x_13);
+x_36 = l_Lean_LocalDecl_fvarId(x_17);
+x_37 = lean_name_eq(x_36, x_2);
+lean_dec(x_36);
+if (x_37 == 0)
+{
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_17, 3);
+lean_inc(x_38);
+x_39 = l_Lean_Expr_hasFVar(x_38);
+if (x_39 == 0)
+{
+uint8_t x_40; 
+x_40 = l_Lean_Expr_hasMVar(x_38);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; 
+lean_dec(x_38);
+lean_dec(x_17);
+x_41 = lean_unsigned_to_nat(1u);
+x_42 = lean_nat_add(x_6, x_41);
+lean_dec(x_6);
+x_6 = x_42;
+goto _start;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_2, x_4, x_38, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+lean_dec(x_45);
+x_47 = lean_unbox(x_46);
+lean_dec(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; lean_object* x_49; 
+lean_dec(x_17);
+x_48 = lean_unsigned_to_nat(1u);
+x_49 = lean_nat_add(x_6, x_48);
+lean_dec(x_6);
+x_6 = x_49;
+goto _start;
+}
+else
+{
+lean_object* x_51; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_51 = lean_box(0);
+x_18 = x_51;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
+x_52 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_2, x_4, x_38, x_52);
+x_54 = lean_ctor_get(x_53, 0);
+lean_inc(x_54);
+lean_dec(x_53);
+x_55 = lean_unbox(x_54);
+lean_dec(x_54);
+if (x_55 == 0)
+{
+lean_object* x_56; lean_object* x_57; 
+lean_dec(x_17);
+x_56 = lean_unsigned_to_nat(1u);
+x_57 = lean_nat_add(x_6, x_56);
+lean_dec(x_6);
+x_6 = x_57;
+goto _start;
+}
+else
+{
+lean_object* x_59; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_59 = lean_box(0);
+x_18 = x_59;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
+x_60 = lean_ctor_get(x_17, 3);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_17, 4);
+lean_inc(x_61);
+x_85 = l_Lean_Expr_hasFVar(x_60);
+if (x_85 == 0)
+{
+uint8_t x_86; 
+x_86 = l_Lean_Expr_hasMVar(x_60);
+if (x_86 == 0)
+{
+uint8_t x_87; lean_object* x_88; 
+lean_dec(x_60);
+x_87 = 0;
+x_88 = l_HashMap_Inhabited___closed__1;
+x_62 = x_87;
+x_63 = x_88;
+goto block_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
+x_89 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_2, x_4, x_60, x_89);
+x_91 = lean_ctor_get(x_90, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_90, 1);
+lean_inc(x_92);
+lean_dec(x_90);
+x_93 = lean_unbox(x_91);
+lean_dec(x_91);
+x_62 = x_93;
+x_63 = x_92;
+goto block_84;
+}
+}
+else
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
+x_94 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_4);
+x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_2, x_4, x_60, x_94);
+x_96 = lean_ctor_get(x_95, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_95, 1);
+lean_inc(x_97);
+lean_dec(x_95);
+x_98 = lean_unbox(x_96);
+lean_dec(x_96);
+x_62 = x_98;
+x_63 = x_97;
+goto block_84;
+}
+block_84:
+{
+if (x_62 == 0)
+{
+uint8_t x_64; 
+x_64 = l_Lean_Expr_hasFVar(x_61);
+if (x_64 == 0)
+{
+uint8_t x_65; 
+x_65 = l_Lean_Expr_hasMVar(x_61);
+if (x_65 == 0)
+{
+lean_object* x_66; lean_object* x_67; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_17);
+x_66 = lean_unsigned_to_nat(1u);
+x_67 = lean_nat_add(x_6, x_66);
+lean_dec(x_6);
+x_6 = x_67;
+goto _start;
+}
+else
+{
+lean_object* x_69; lean_object* x_70; uint8_t x_71; 
+lean_inc(x_4);
+x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_2, x_4, x_61, x_63);
+x_70 = lean_ctor_get(x_69, 0);
+lean_inc(x_70);
+lean_dec(x_69);
+x_71 = lean_unbox(x_70);
+lean_dec(x_70);
+if (x_71 == 0)
+{
+lean_object* x_72; lean_object* x_73; 
+lean_dec(x_17);
+x_72 = lean_unsigned_to_nat(1u);
+x_73 = lean_nat_add(x_6, x_72);
+lean_dec(x_6);
+x_6 = x_73;
+goto _start;
+}
+else
+{
+lean_object* x_75; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_75 = lean_box(0);
+x_18 = x_75;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; uint8_t x_78; 
+lean_inc(x_4);
+x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_2, x_4, x_61, x_63);
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+lean_dec(x_76);
+x_78 = lean_unbox(x_77);
+lean_dec(x_77);
+if (x_78 == 0)
+{
+lean_object* x_79; lean_object* x_80; 
+lean_dec(x_17);
+x_79 = lean_unsigned_to_nat(1u);
+x_80 = lean_nat_add(x_6, x_79);
+lean_dec(x_6);
+x_6 = x_80;
+goto _start;
+}
+else
+{
+lean_object* x_82; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_82 = lean_box(0);
+x_18 = x_82;
+goto block_35;
+}
+}
+}
+else
+{
+lean_object* x_83; 
+lean_dec(x_63);
+lean_dec(x_61);
+lean_dec(x_6);
+lean_dec(x_4);
+x_83 = lean_box(0);
+x_18 = x_83;
+goto block_35;
+}
+}
+}
+}
+else
+{
+lean_object* x_99; lean_object* x_100; 
+lean_dec(x_17);
+x_99 = lean_unsigned_to_nat(1u);
+x_100 = lean_nat_add(x_6, x_99);
+lean_dec(x_6);
+x_6 = x_100;
+goto _start;
+}
+block_35:
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+lean_dec(x_18);
+x_19 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
+x_22 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_22);
+lean_ctor_set(x_24, 1, x_23);
+x_25 = l_Lean_mkFVar(x_2);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_24);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
+x_31 = !lean_is_exclusive(x_30);
+if (x_31 == 0)
+{
+return x_30;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_30, 0);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_30);
+x_34 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+return x_34;
+}
+}
+}
+}
+}
+}
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_5, 0);
+x_9 = lean_ctor_get(x_5, 1);
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_10, 1);
+lean_inc(x_11);
+lean_dec(x_10);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__97(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
+return x_13;
+}
+else
+{
+uint8_t x_14; 
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_14 = !lean_is_exclusive(x_10);
+if (x_14 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_10, 0);
+x_16 = lean_ctor_get(x_10, 1);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_dec(x_10);
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+return x_17;
+}
+}
+}
+}
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; 
+x_8 = lean_ctor_get(x_5, 1);
+x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+return x_9;
+}
+}
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_array_get_size(x_2);
+x_5 = lean_nat_dec_lt(x_3, x_4);
+lean_dec(x_4);
+if (x_5 == 0)
+{
+lean_object* x_6; 
+lean_dec(x_3);
+x_6 = lean_box(0);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_array_fget(x_2, x_3);
+x_8 = lean_ctor_get(x_7, 1);
+lean_inc(x_8);
+lean_dec(x_7);
+x_9 = l_Lean_Expr_fvarId_x21(x_8);
+lean_dec(x_8);
+x_10 = lean_name_eq(x_9, x_1);
+lean_dec(x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; 
+x_11 = lean_unsigned_to_nat(1u);
+x_12 = lean_nat_add(x_3, x_11);
+lean_dec(x_3);
+x_3 = x_12;
+goto _start;
+}
+else
+{
+lean_object* x_14; 
+x_14 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_14, 0, x_3);
+return x_14;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_13, x_1);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_5, x_1);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+lean_object* x_7; uint8_t x_8; 
+x_7 = lean_array_get_size(x_4);
+x_8 = lean_nat_dec_lt(x_6, x_7);
+lean_dec(x_7);
+if (x_8 == 0)
+{
+uint8_t x_9; 
+lean_dec(x_6);
+x_9 = 1;
+return x_9;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_10 = lean_array_fget(x_4, x_6);
+x_11 = lean_array_fget(x_5, x_6);
+x_12 = l_Lean_LocalInstance_beq(x_10, x_11);
+lean_dec(x_11);
+lean_dec(x_10);
+if (x_12 == 0)
+{
+uint8_t x_13; 
+lean_dec(x_6);
+x_13 = 0;
+return x_13;
+}
+else
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_unsigned_to_nat(1u);
+x_15 = lean_nat_add(x_6, x_14);
+lean_dec(x_6);
+x_3 = lean_box(0);
+x_6 = x_15;
+goto _start;
+}
+}
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("clear");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_Lean_Meta_clear___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__3() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("taget depends on '");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_clear___closed__3;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_clear___closed__4;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__6() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("unknown hypothesis '");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_clear___closed__6;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Meta_clear___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_clear___closed__7;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_clear(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+lean_inc(x_1);
+x_5 = l_Lean_Meta_getMVarDecl(x_1, x_3, x_4);
+if (lean_obj_tag(x_5) == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_140; 
+x_6 = lean_ctor_get(x_5, 0);
+lean_inc(x_6);
+x_7 = lean_ctor_get(x_5, 1);
+lean_inc(x_7);
+if (lean_is_exclusive(x_5)) {
+ lean_ctor_release(x_5, 0);
+ lean_ctor_release(x_5, 1);
+ x_8 = x_5;
+} else {
+ lean_dec_ref(x_5);
+ x_8 = lean_box(0);
+}
+x_9 = lean_ctor_get(x_3, 0);
+x_10 = lean_ctor_get(x_3, 2);
+x_11 = lean_ctor_get(x_3, 3);
+x_12 = lean_ctor_get(x_3, 4);
+x_13 = lean_ctor_get(x_6, 1);
+lean_inc(x_13);
+x_14 = lean_ctor_get(x_6, 4);
+lean_inc(x_14);
+x_15 = lean_array_get_size(x_10);
+x_16 = lean_array_get_size(x_14);
+x_17 = lean_nat_dec_eq(x_15, x_16);
+lean_dec(x_16);
+lean_dec(x_15);
+lean_inc(x_12);
+lean_inc(x_11);
+lean_inc(x_14);
+lean_inc(x_13);
+lean_inc(x_9);
+x_18 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_18, 0, x_9);
+lean_ctor_set(x_18, 1, x_13);
+lean_ctor_set(x_18, 2, x_14);
+lean_ctor_set(x_18, 3, x_11);
+lean_ctor_set(x_18, 4, x_12);
+if (x_17 == 0)
+{
+lean_object* x_559; 
+lean_dec(x_6);
+x_559 = lean_box(0);
+x_140 = x_559;
+goto block_558;
+}
+else
+{
+lean_object* x_560; uint8_t x_561; 
+x_560 = lean_unsigned_to_nat(0u);
+x_561 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(x_3, x_6, lean_box(0), x_10, x_14, x_560);
+lean_dec(x_6);
+if (x_561 == 0)
+{
+lean_object* x_562; 
+x_562 = lean_box(0);
+x_140 = x_562;
+goto block_558;
+}
+else
+{
+lean_object* x_563; lean_object* x_564; 
+lean_dec(x_8);
+x_563 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_1);
+x_564 = l_Lean_Meta_checkNotAssigned(x_1, x_563, x_18, x_7);
+if (lean_obj_tag(x_564) == 0)
+{
+lean_object* x_565; uint8_t x_566; 
+x_565 = lean_ctor_get(x_564, 1);
+lean_inc(x_565);
+lean_dec(x_564);
+lean_inc(x_13);
+x_566 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_566 == 0)
+{
+lean_object* x_567; lean_object* x_568; lean_object* x_569; lean_object* x_570; lean_object* x_571; lean_object* x_572; lean_object* x_573; uint8_t x_574; 
+lean_dec(x_14);
+lean_dec(x_13);
+x_567 = l_Lean_mkFVar(x_2);
+x_568 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_568, 0, x_567);
+x_569 = l_Lean_Meta_clear___closed__8;
+x_570 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_570, 0, x_569);
+lean_ctor_set(x_570, 1, x_568);
+x_571 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_572 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_572, 0, x_570);
+lean_ctor_set(x_572, 1, x_571);
+x_573 = l_Lean_Meta_throwTacticEx___rarg(x_563, x_1, x_572, x_18, x_565);
+lean_dec(x_18);
+x_574 = !lean_is_exclusive(x_573);
+if (x_574 == 0)
+{
+return x_573;
+}
+else
+{
+lean_object* x_575; lean_object* x_576; lean_object* x_577; 
+x_575 = lean_ctor_get(x_573, 0);
+x_576 = lean_ctor_get(x_573, 1);
+lean_inc(x_576);
+lean_inc(x_575);
+lean_dec(x_573);
+x_577 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_577, 0, x_575);
+lean_ctor_set(x_577, 1, x_576);
+return x_577;
+}
+}
+else
+{
+x_19 = x_565;
+goto block_139;
+}
+}
+else
+{
+uint8_t x_578; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_2);
+lean_dec(x_1);
+x_578 = !lean_is_exclusive(x_564);
+if (x_578 == 0)
+{
+return x_564;
+}
+else
+{
+lean_object* x_579; lean_object* x_580; lean_object* x_581; 
+x_579 = lean_ctor_get(x_564, 0);
+x_580 = lean_ctor_get(x_564, 1);
+lean_inc(x_580);
+lean_inc(x_579);
+lean_dec(x_564);
+x_581 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_581, 0, x_579);
+lean_ctor_set(x_581, 1, x_580);
+return x_581;
+}
+}
+}
+}
+block_139:
+{
+lean_object* x_20; 
+lean_inc(x_1);
+x_20 = l_Lean_Meta_getMVarTag(x_1, x_18, x_19);
+if (lean_obj_tag(x_20) == 0)
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_21 = lean_ctor_get(x_20, 0);
+lean_inc(x_21);
+x_22 = lean_ctor_get(x_20, 1);
+lean_inc(x_22);
+lean_dec(x_20);
+x_23 = lean_ctor_get(x_22, 1);
+lean_inc(x_23);
+x_24 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_23);
+lean_inc(x_2);
+lean_inc(x_1);
+x_25 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37(x_1, x_2, x_24, x_23, x_13, x_18, x_22);
+if (lean_obj_tag(x_25) == 0)
+{
+lean_object* x_26; lean_object* x_27; 
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+lean_dec(x_25);
+lean_inc(x_1);
+x_27 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_26);
+if (lean_obj_tag(x_27) == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_102; uint8_t x_115; 
+x_28 = lean_ctor_get(x_27, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_27, 1);
+lean_inc(x_29);
+lean_dec(x_27);
+x_30 = lean_ctor_get(x_28, 2);
+lean_inc(x_30);
+lean_dec(x_28);
+x_115 = l_Lean_Expr_hasFVar(x_30);
+if (x_115 == 0)
+{
+uint8_t x_116; 
+x_116 = l_Lean_Expr_hasMVar(x_30);
+if (x_116 == 0)
+{
+lean_dec(x_23);
+x_31 = x_29;
+goto block_101;
+}
+else
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+x_117 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_30);
+x_118 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_2, x_23, x_30, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+lean_dec(x_118);
+x_120 = lean_unbox(x_119);
+lean_dec(x_119);
+if (x_120 == 0)
+{
+x_31 = x_29;
+goto block_101;
+}
+else
+{
+lean_object* x_121; 
+lean_dec(x_30);
+lean_dec(x_21);
+lean_dec(x_14);
+lean_dec(x_13);
+x_121 = lean_box(0);
+x_102 = x_121;
+goto block_114;
+}
+}
+}
+else
+{
+lean_object* x_122; lean_object* x_123; lean_object* x_124; uint8_t x_125; 
+x_122 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_30);
+x_123 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_2, x_23, x_30, x_122);
+x_124 = lean_ctor_get(x_123, 0);
+lean_inc(x_124);
+lean_dec(x_123);
+x_125 = lean_unbox(x_124);
+lean_dec(x_124);
+if (x_125 == 0)
+{
+x_31 = x_29;
+goto block_101;
+}
+else
+{
+lean_object* x_126; 
+lean_dec(x_30);
+lean_dec(x_21);
+lean_dec(x_14);
+lean_dec(x_13);
+x_126 = lean_box(0);
+x_102 = x_126;
+goto block_114;
+}
+}
+block_101:
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+lean_inc(x_2);
+x_32 = lean_local_ctx_erase(x_13, x_2);
+x_33 = lean_unsigned_to_nat(0u);
+x_34 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__43(x_2, x_14, x_33);
+lean_dec(x_2);
+if (lean_obj_tag(x_34) == 0)
+{
+uint8_t x_35; lean_object* x_36; uint8_t x_37; 
+x_35 = 2;
+x_36 = l_Lean_Meta_mkFreshExprMVarAt(x_32, x_14, x_30, x_21, x_35, x_18, x_31);
+lean_dec(x_18);
+x_37 = !lean_is_exclusive(x_36);
+if (x_37 == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_36, 1);
+x_39 = !lean_is_exclusive(x_38);
+if (x_39 == 0)
+{
+lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_40 = lean_ctor_get(x_36, 0);
+x_41 = lean_ctor_get(x_38, 1);
+lean_inc(x_40);
+x_42 = l_Lean_MetavarContext_assignExpr(x_41, x_1, x_40);
+lean_ctor_set(x_38, 1, x_42);
+x_43 = l_Lean_Expr_mvarId_x21(x_40);
+lean_dec(x_40);
+lean_ctor_set(x_36, 0, x_43);
+return x_36;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_44 = lean_ctor_get(x_36, 0);
+x_45 = lean_ctor_get(x_38, 0);
+x_46 = lean_ctor_get(x_38, 1);
+x_47 = lean_ctor_get(x_38, 2);
+x_48 = lean_ctor_get(x_38, 3);
+x_49 = lean_ctor_get(x_38, 4);
+x_50 = lean_ctor_get(x_38, 5);
+lean_inc(x_50);
+lean_inc(x_49);
+lean_inc(x_48);
+lean_inc(x_47);
+lean_inc(x_46);
+lean_inc(x_45);
+lean_dec(x_38);
+lean_inc(x_44);
+x_51 = l_Lean_MetavarContext_assignExpr(x_46, x_1, x_44);
+x_52 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_52, 0, x_45);
+lean_ctor_set(x_52, 1, x_51);
+lean_ctor_set(x_52, 2, x_47);
+lean_ctor_set(x_52, 3, x_48);
+lean_ctor_set(x_52, 4, x_49);
+lean_ctor_set(x_52, 5, x_50);
+x_53 = l_Lean_Expr_mvarId_x21(x_44);
+lean_dec(x_44);
+lean_ctor_set(x_36, 1, x_52);
+lean_ctor_set(x_36, 0, x_53);
+return x_36;
+}
+}
+else
+{
+lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; 
+x_54 = lean_ctor_get(x_36, 1);
+x_55 = lean_ctor_get(x_36, 0);
+lean_inc(x_54);
+lean_inc(x_55);
+lean_dec(x_36);
+x_56 = lean_ctor_get(x_54, 0);
+lean_inc(x_56);
+x_57 = lean_ctor_get(x_54, 1);
+lean_inc(x_57);
+x_58 = lean_ctor_get(x_54, 2);
+lean_inc(x_58);
+x_59 = lean_ctor_get(x_54, 3);
+lean_inc(x_59);
+x_60 = lean_ctor_get(x_54, 4);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_54, 5);
+lean_inc(x_61);
+if (lean_is_exclusive(x_54)) {
+ lean_ctor_release(x_54, 0);
+ lean_ctor_release(x_54, 1);
+ lean_ctor_release(x_54, 2);
+ lean_ctor_release(x_54, 3);
+ lean_ctor_release(x_54, 4);
+ lean_ctor_release(x_54, 5);
+ x_62 = x_54;
+} else {
+ lean_dec_ref(x_54);
+ x_62 = lean_box(0);
+}
+lean_inc(x_55);
+x_63 = l_Lean_MetavarContext_assignExpr(x_57, x_1, x_55);
+if (lean_is_scalar(x_62)) {
+ x_64 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_64 = x_62;
+}
+lean_ctor_set(x_64, 0, x_56);
+lean_ctor_set(x_64, 1, x_63);
+lean_ctor_set(x_64, 2, x_58);
+lean_ctor_set(x_64, 3, x_59);
+lean_ctor_set(x_64, 4, x_60);
+lean_ctor_set(x_64, 5, x_61);
+x_65 = l_Lean_Expr_mvarId_x21(x_55);
+lean_dec(x_55);
+x_66 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_66, 0, x_65);
+lean_ctor_set(x_66, 1, x_64);
+return x_66;
+}
+}
+else
+{
+lean_object* x_67; lean_object* x_68; uint8_t x_69; lean_object* x_70; uint8_t x_71; 
+x_67 = lean_ctor_get(x_34, 0);
+lean_inc(x_67);
+lean_dec(x_34);
+x_68 = l_Array_eraseIdx___rarg(x_14, x_67);
+lean_dec(x_67);
+x_69 = 2;
+x_70 = l_Lean_Meta_mkFreshExprMVarAt(x_32, x_68, x_30, x_21, x_69, x_18, x_31);
+lean_dec(x_18);
+x_71 = !lean_is_exclusive(x_70);
+if (x_71 == 0)
+{
+lean_object* x_72; uint8_t x_73; 
+x_72 = lean_ctor_get(x_70, 1);
+x_73 = !lean_is_exclusive(x_72);
+if (x_73 == 0)
+{
+lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; 
+x_74 = lean_ctor_get(x_70, 0);
+x_75 = lean_ctor_get(x_72, 1);
+lean_inc(x_74);
+x_76 = l_Lean_MetavarContext_assignExpr(x_75, x_1, x_74);
+lean_ctor_set(x_72, 1, x_76);
+x_77 = l_Lean_Expr_mvarId_x21(x_74);
+lean_dec(x_74);
+lean_ctor_set(x_70, 0, x_77);
+return x_70;
+}
+else
+{
+lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; 
+x_78 = lean_ctor_get(x_70, 0);
+x_79 = lean_ctor_get(x_72, 0);
+x_80 = lean_ctor_get(x_72, 1);
+x_81 = lean_ctor_get(x_72, 2);
+x_82 = lean_ctor_get(x_72, 3);
+x_83 = lean_ctor_get(x_72, 4);
+x_84 = lean_ctor_get(x_72, 5);
+lean_inc(x_84);
+lean_inc(x_83);
+lean_inc(x_82);
+lean_inc(x_81);
+lean_inc(x_80);
+lean_inc(x_79);
+lean_dec(x_72);
+lean_inc(x_78);
+x_85 = l_Lean_MetavarContext_assignExpr(x_80, x_1, x_78);
+x_86 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_86, 0, x_79);
+lean_ctor_set(x_86, 1, x_85);
+lean_ctor_set(x_86, 2, x_81);
+lean_ctor_set(x_86, 3, x_82);
+lean_ctor_set(x_86, 4, x_83);
+lean_ctor_set(x_86, 5, x_84);
+x_87 = l_Lean_Expr_mvarId_x21(x_78);
+lean_dec(x_78);
+lean_ctor_set(x_70, 1, x_86);
+lean_ctor_set(x_70, 0, x_87);
+return x_70;
+}
+}
+else
+{
+lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+x_88 = lean_ctor_get(x_70, 1);
+x_89 = lean_ctor_get(x_70, 0);
+lean_inc(x_88);
+lean_inc(x_89);
+lean_dec(x_70);
+x_90 = lean_ctor_get(x_88, 0);
+lean_inc(x_90);
+x_91 = lean_ctor_get(x_88, 1);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_88, 2);
+lean_inc(x_92);
+x_93 = lean_ctor_get(x_88, 3);
+lean_inc(x_93);
+x_94 = lean_ctor_get(x_88, 4);
+lean_inc(x_94);
+x_95 = lean_ctor_get(x_88, 5);
+lean_inc(x_95);
+if (lean_is_exclusive(x_88)) {
+ lean_ctor_release(x_88, 0);
+ lean_ctor_release(x_88, 1);
+ lean_ctor_release(x_88, 2);
+ lean_ctor_release(x_88, 3);
+ lean_ctor_release(x_88, 4);
+ lean_ctor_release(x_88, 5);
+ x_96 = x_88;
+} else {
+ lean_dec_ref(x_88);
+ x_96 = lean_box(0);
+}
+lean_inc(x_89);
+x_97 = l_Lean_MetavarContext_assignExpr(x_91, x_1, x_89);
+if (lean_is_scalar(x_96)) {
+ x_98 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_98 = x_96;
+}
+lean_ctor_set(x_98, 0, x_90);
+lean_ctor_set(x_98, 1, x_97);
+lean_ctor_set(x_98, 2, x_92);
+lean_ctor_set(x_98, 3, x_93);
+lean_ctor_set(x_98, 4, x_94);
+lean_ctor_set(x_98, 5, x_95);
+x_99 = l_Lean_Expr_mvarId_x21(x_89);
+lean_dec(x_89);
+x_100 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_100, 0, x_99);
+lean_ctor_set(x_100, 1, x_98);
+return x_100;
+}
+}
+}
+block_114:
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; uint8_t x_110; 
+lean_dec(x_102);
+x_103 = l_Lean_mkFVar(x_2);
+x_104 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_104, 0, x_103);
+x_105 = l_Lean_Meta_clear___closed__5;
+x_106 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_106, 0, x_105);
+lean_ctor_set(x_106, 1, x_104);
+x_107 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_108 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_108, 0, x_106);
+lean_ctor_set(x_108, 1, x_107);
+x_109 = l_Lean_Meta_throwTacticEx___rarg(x_24, x_1, x_108, x_18, x_29);
+lean_dec(x_18);
+x_110 = !lean_is_exclusive(x_109);
+if (x_110 == 0)
+{
+return x_109;
+}
+else
+{
+lean_object* x_111; lean_object* x_112; lean_object* x_113; 
+x_111 = lean_ctor_get(x_109, 0);
+x_112 = lean_ctor_get(x_109, 1);
+lean_inc(x_112);
+lean_inc(x_111);
+lean_dec(x_109);
+x_113 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_113, 0, x_111);
+lean_ctor_set(x_113, 1, x_112);
+return x_113;
+}
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_23);
+lean_dec(x_21);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_2);
+lean_dec(x_1);
+x_127 = !lean_is_exclusive(x_27);
+if (x_127 == 0)
+{
+return x_27;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; lean_object* x_130; 
+x_128 = lean_ctor_get(x_27, 0);
+x_129 = lean_ctor_get(x_27, 1);
+lean_inc(x_129);
+lean_inc(x_128);
+lean_dec(x_27);
+x_130 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_130, 0, x_128);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+else
+{
+uint8_t x_131; 
+lean_dec(x_23);
+lean_dec(x_21);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_2);
+lean_dec(x_1);
+x_131 = !lean_is_exclusive(x_25);
+if (x_131 == 0)
+{
+return x_25;
+}
+else
+{
+lean_object* x_132; lean_object* x_133; lean_object* x_134; 
+x_132 = lean_ctor_get(x_25, 0);
+x_133 = lean_ctor_get(x_25, 1);
+lean_inc(x_133);
+lean_inc(x_132);
+lean_dec(x_25);
+x_134 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_134, 0, x_132);
+lean_ctor_set(x_134, 1, x_133);
+return x_134;
+}
+}
+}
+else
+{
+uint8_t x_135; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_2);
+lean_dec(x_1);
+x_135 = !lean_is_exclusive(x_20);
+if (x_135 == 0)
+{
+return x_20;
+}
+else
+{
+lean_object* x_136; lean_object* x_137; lean_object* x_138; 
+x_136 = lean_ctor_get(x_20, 0);
+x_137 = lean_ctor_get(x_20, 1);
+lean_inc(x_137);
+lean_inc(x_136);
+lean_dec(x_20);
+x_138 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_138, 0, x_136);
+lean_ctor_set(x_138, 1, x_137);
+return x_138;
+}
+}
+}
+block_558:
+{
+uint8_t x_141; 
+lean_dec(x_140);
+x_141 = !lean_is_exclusive(x_7);
+if (x_141 == 0)
+{
+lean_object* x_142; uint8_t x_143; 
+x_142 = lean_ctor_get(x_7, 2);
+x_143 = !lean_is_exclusive(x_142);
+if (x_143 == 0)
+{
+lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_169; lean_object* x_170; lean_object* x_193; lean_object* x_276; lean_object* x_277; lean_object* x_278; 
+x_144 = lean_ctor_get(x_142, 2);
+x_276 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+lean_ctor_set(x_142, 2, x_276);
+x_277 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_1);
+x_278 = l_Lean_Meta_checkNotAssigned(x_1, x_277, x_18, x_7);
+if (lean_obj_tag(x_278) == 0)
+{
+lean_object* x_279; uint8_t x_280; 
+x_279 = lean_ctor_get(x_278, 1);
+lean_inc(x_279);
+lean_dec(x_278);
+lean_inc(x_13);
+x_280 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_280 == 0)
+{
+lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; 
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_281 = l_Lean_mkFVar(x_2);
+x_282 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_282, 0, x_281);
+x_283 = l_Lean_Meta_clear___closed__8;
+x_284 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_284, 0, x_283);
+lean_ctor_set(x_284, 1, x_282);
+x_285 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_286 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_286, 0, x_284);
+lean_ctor_set(x_286, 1, x_285);
+x_287 = l_Lean_Meta_throwTacticEx___rarg(x_277, x_1, x_286, x_18, x_279);
+lean_dec(x_18);
+x_288 = lean_ctor_get(x_287, 0);
+lean_inc(x_288);
+x_289 = lean_ctor_get(x_287, 1);
+lean_inc(x_289);
+lean_dec(x_287);
+x_169 = x_288;
+x_170 = x_289;
+goto block_192;
+}
+else
+{
+x_193 = x_279;
+goto block_275;
+}
+}
+else
+{
+lean_object* x_290; lean_object* x_291; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_290 = lean_ctor_get(x_278, 0);
+lean_inc(x_290);
+x_291 = lean_ctor_get(x_278, 1);
+lean_inc(x_291);
+lean_dec(x_278);
+x_169 = x_290;
+x_170 = x_291;
+goto block_192;
+}
+block_168:
+{
+uint8_t x_147; 
+x_147 = !lean_is_exclusive(x_146);
+if (x_147 == 0)
+{
+lean_object* x_148; uint8_t x_149; 
+x_148 = lean_ctor_get(x_146, 2);
+x_149 = !lean_is_exclusive(x_148);
+if (x_149 == 0)
+{
+lean_object* x_150; lean_object* x_151; 
+x_150 = lean_ctor_get(x_148, 2);
+lean_dec(x_150);
+lean_ctor_set(x_148, 2, x_144);
+if (lean_is_scalar(x_8)) {
+ x_151 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_151 = x_8;
+}
+lean_ctor_set(x_151, 0, x_145);
+lean_ctor_set(x_151, 1, x_146);
+return x_151;
+}
+else
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; 
+x_152 = lean_ctor_get(x_148, 0);
+x_153 = lean_ctor_get(x_148, 1);
+lean_inc(x_153);
+lean_inc(x_152);
+lean_dec(x_148);
+x_154 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_154, 0, x_152);
+lean_ctor_set(x_154, 1, x_153);
+lean_ctor_set(x_154, 2, x_144);
+lean_ctor_set(x_146, 2, x_154);
+if (lean_is_scalar(x_8)) {
+ x_155 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_155 = x_8;
+}
+lean_ctor_set(x_155, 0, x_145);
+lean_ctor_set(x_155, 1, x_146);
+return x_155;
+}
+}
+else
+{
+lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; 
+x_156 = lean_ctor_get(x_146, 2);
+x_157 = lean_ctor_get(x_146, 0);
+x_158 = lean_ctor_get(x_146, 1);
+x_159 = lean_ctor_get(x_146, 3);
+x_160 = lean_ctor_get(x_146, 4);
+x_161 = lean_ctor_get(x_146, 5);
+lean_inc(x_161);
+lean_inc(x_160);
+lean_inc(x_159);
+lean_inc(x_156);
+lean_inc(x_158);
+lean_inc(x_157);
+lean_dec(x_146);
+x_162 = lean_ctor_get(x_156, 0);
+lean_inc(x_162);
+x_163 = lean_ctor_get(x_156, 1);
+lean_inc(x_163);
+if (lean_is_exclusive(x_156)) {
+ lean_ctor_release(x_156, 0);
+ lean_ctor_release(x_156, 1);
+ lean_ctor_release(x_156, 2);
+ x_164 = x_156;
+} else {
+ lean_dec_ref(x_156);
+ x_164 = lean_box(0);
+}
+if (lean_is_scalar(x_164)) {
+ x_165 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_165 = x_164;
+}
+lean_ctor_set(x_165, 0, x_162);
+lean_ctor_set(x_165, 1, x_163);
+lean_ctor_set(x_165, 2, x_144);
+x_166 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_166, 0, x_157);
+lean_ctor_set(x_166, 1, x_158);
+lean_ctor_set(x_166, 2, x_165);
+lean_ctor_set(x_166, 3, x_159);
+lean_ctor_set(x_166, 4, x_160);
+lean_ctor_set(x_166, 5, x_161);
+if (lean_is_scalar(x_8)) {
+ x_167 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_167 = x_8;
+}
+lean_ctor_set(x_167, 0, x_145);
+lean_ctor_set(x_167, 1, x_166);
+return x_167;
+}
+}
+block_192:
+{
+uint8_t x_171; 
+x_171 = !lean_is_exclusive(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+x_172 = lean_ctor_get(x_170, 2);
+x_173 = !lean_is_exclusive(x_172);
+if (x_173 == 0)
+{
+lean_object* x_174; lean_object* x_175; 
+x_174 = lean_ctor_get(x_172, 2);
+lean_dec(x_174);
+lean_ctor_set(x_172, 2, x_144);
+x_175 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_175, 0, x_169);
+lean_ctor_set(x_175, 1, x_170);
+return x_175;
+}
+else
+{
+lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; 
+x_176 = lean_ctor_get(x_172, 0);
+x_177 = lean_ctor_get(x_172, 1);
+lean_inc(x_177);
+lean_inc(x_176);
+lean_dec(x_172);
+x_178 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_178, 0, x_176);
+lean_ctor_set(x_178, 1, x_177);
+lean_ctor_set(x_178, 2, x_144);
+lean_ctor_set(x_170, 2, x_178);
+x_179 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_179, 0, x_169);
+lean_ctor_set(x_179, 1, x_170);
+return x_179;
+}
+}
+else
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; 
+x_180 = lean_ctor_get(x_170, 2);
+x_181 = lean_ctor_get(x_170, 0);
+x_182 = lean_ctor_get(x_170, 1);
+x_183 = lean_ctor_get(x_170, 3);
+x_184 = lean_ctor_get(x_170, 4);
+x_185 = lean_ctor_get(x_170, 5);
+lean_inc(x_185);
+lean_inc(x_184);
+lean_inc(x_183);
+lean_inc(x_180);
+lean_inc(x_182);
+lean_inc(x_181);
+lean_dec(x_170);
+x_186 = lean_ctor_get(x_180, 0);
+lean_inc(x_186);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+if (lean_is_exclusive(x_180)) {
+ lean_ctor_release(x_180, 0);
+ lean_ctor_release(x_180, 1);
+ lean_ctor_release(x_180, 2);
+ x_188 = x_180;
+} else {
+ lean_dec_ref(x_180);
+ x_188 = lean_box(0);
+}
+if (lean_is_scalar(x_188)) {
+ x_189 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_189 = x_188;
+}
+lean_ctor_set(x_189, 0, x_186);
+lean_ctor_set(x_189, 1, x_187);
+lean_ctor_set(x_189, 2, x_144);
+x_190 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_190, 0, x_181);
+lean_ctor_set(x_190, 1, x_182);
+lean_ctor_set(x_190, 2, x_189);
+lean_ctor_set(x_190, 3, x_183);
+lean_ctor_set(x_190, 4, x_184);
+lean_ctor_set(x_190, 5, x_185);
+x_191 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_191, 0, x_169);
+lean_ctor_set(x_191, 1, x_190);
+return x_191;
+}
+}
+block_275:
+{
+lean_object* x_194; 
+lean_inc(x_1);
+x_194 = l_Lean_Meta_getMVarTag(x_1, x_18, x_193);
+if (lean_obj_tag(x_194) == 0)
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; 
+x_195 = lean_ctor_get(x_194, 0);
+lean_inc(x_195);
+x_196 = lean_ctor_get(x_194, 1);
+lean_inc(x_196);
+lean_dec(x_194);
+x_197 = lean_ctor_get(x_196, 1);
+lean_inc(x_197);
+x_198 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_197);
+lean_inc(x_2);
+lean_inc(x_1);
+x_199 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_198, x_197, x_13, x_18, x_196);
+if (lean_obj_tag(x_199) == 0)
+{
+lean_object* x_200; lean_object* x_201; 
+x_200 = lean_ctor_get(x_199, 1);
+lean_inc(x_200);
+lean_dec(x_199);
+lean_inc(x_1);
+x_201 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_200);
+if (lean_obj_tag(x_201) == 0)
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_246; uint8_t x_257; 
+x_202 = lean_ctor_get(x_201, 0);
+lean_inc(x_202);
+x_203 = lean_ctor_get(x_201, 1);
+lean_inc(x_203);
+lean_dec(x_201);
+x_204 = lean_ctor_get(x_202, 2);
+lean_inc(x_204);
+lean_dec(x_202);
+x_257 = l_Lean_Expr_hasFVar(x_204);
+if (x_257 == 0)
+{
+uint8_t x_258; 
+x_258 = l_Lean_Expr_hasMVar(x_204);
+if (x_258 == 0)
+{
+lean_dec(x_197);
+x_205 = x_203;
+goto block_245;
+}
+else
+{
+lean_object* x_259; lean_object* x_260; lean_object* x_261; uint8_t x_262; 
+x_259 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_204);
+x_260 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_197, x_204, x_259);
+x_261 = lean_ctor_get(x_260, 0);
+lean_inc(x_261);
+lean_dec(x_260);
+x_262 = lean_unbox(x_261);
+lean_dec(x_261);
+if (x_262 == 0)
+{
+x_205 = x_203;
+goto block_245;
+}
+else
+{
+lean_object* x_263; 
+lean_dec(x_204);
+lean_dec(x_195);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_263 = lean_box(0);
+x_246 = x_263;
+goto block_256;
+}
+}
+}
+else
+{
+lean_object* x_264; lean_object* x_265; lean_object* x_266; uint8_t x_267; 
+x_264 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_204);
+x_265 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_197, x_204, x_264);
+x_266 = lean_ctor_get(x_265, 0);
+lean_inc(x_266);
+lean_dec(x_265);
+x_267 = lean_unbox(x_266);
+lean_dec(x_266);
+if (x_267 == 0)
+{
+x_205 = x_203;
+goto block_245;
+}
+else
+{
+lean_object* x_268; 
+lean_dec(x_204);
+lean_dec(x_195);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_268 = lean_box(0);
+x_246 = x_268;
+goto block_256;
+}
+}
+block_245:
+{
+lean_object* x_206; lean_object* x_207; lean_object* x_208; 
+lean_inc(x_2);
+x_206 = lean_local_ctx_erase(x_13, x_2);
+x_207 = lean_unsigned_to_nat(0u);
+x_208 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_207);
+lean_dec(x_2);
+if (lean_obj_tag(x_208) == 0)
+{
+uint8_t x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; uint8_t x_213; 
+x_209 = 2;
+x_210 = l_Lean_Meta_mkFreshExprMVarAt(x_206, x_14, x_204, x_195, x_209, x_18, x_205);
+lean_dec(x_18);
+x_211 = lean_ctor_get(x_210, 1);
+lean_inc(x_211);
+x_212 = lean_ctor_get(x_210, 0);
+lean_inc(x_212);
+lean_dec(x_210);
+x_213 = !lean_is_exclusive(x_211);
+if (x_213 == 0)
+{
+lean_object* x_214; lean_object* x_215; lean_object* x_216; 
+x_214 = lean_ctor_get(x_211, 1);
+lean_inc(x_212);
+x_215 = l_Lean_MetavarContext_assignExpr(x_214, x_1, x_212);
+lean_ctor_set(x_211, 1, x_215);
+x_216 = l_Lean_Expr_mvarId_x21(x_212);
+lean_dec(x_212);
+x_145 = x_216;
+x_146 = x_211;
+goto block_168;
+}
+else
+{
+lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; 
+x_217 = lean_ctor_get(x_211, 0);
+x_218 = lean_ctor_get(x_211, 1);
+x_219 = lean_ctor_get(x_211, 2);
+x_220 = lean_ctor_get(x_211, 3);
+x_221 = lean_ctor_get(x_211, 4);
+x_222 = lean_ctor_get(x_211, 5);
+lean_inc(x_222);
+lean_inc(x_221);
+lean_inc(x_220);
+lean_inc(x_219);
+lean_inc(x_218);
+lean_inc(x_217);
+lean_dec(x_211);
+lean_inc(x_212);
+x_223 = l_Lean_MetavarContext_assignExpr(x_218, x_1, x_212);
+x_224 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_224, 0, x_217);
+lean_ctor_set(x_224, 1, x_223);
+lean_ctor_set(x_224, 2, x_219);
+lean_ctor_set(x_224, 3, x_220);
+lean_ctor_set(x_224, 4, x_221);
+lean_ctor_set(x_224, 5, x_222);
+x_225 = l_Lean_Expr_mvarId_x21(x_212);
+lean_dec(x_212);
+x_145 = x_225;
+x_146 = x_224;
+goto block_168;
+}
+}
+else
+{
+lean_object* x_226; lean_object* x_227; uint8_t x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; uint8_t x_232; 
+x_226 = lean_ctor_get(x_208, 0);
+lean_inc(x_226);
+lean_dec(x_208);
+x_227 = l_Array_eraseIdx___rarg(x_14, x_226);
+lean_dec(x_226);
+x_228 = 2;
+x_229 = l_Lean_Meta_mkFreshExprMVarAt(x_206, x_227, x_204, x_195, x_228, x_18, x_205);
+lean_dec(x_18);
+x_230 = lean_ctor_get(x_229, 1);
+lean_inc(x_230);
+x_231 = lean_ctor_get(x_229, 0);
+lean_inc(x_231);
+lean_dec(x_229);
+x_232 = !lean_is_exclusive(x_230);
+if (x_232 == 0)
+{
+lean_object* x_233; lean_object* x_234; lean_object* x_235; 
+x_233 = lean_ctor_get(x_230, 1);
+lean_inc(x_231);
+x_234 = l_Lean_MetavarContext_assignExpr(x_233, x_1, x_231);
+lean_ctor_set(x_230, 1, x_234);
+x_235 = l_Lean_Expr_mvarId_x21(x_231);
+lean_dec(x_231);
+x_145 = x_235;
+x_146 = x_230;
+goto block_168;
+}
+else
+{
+lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; 
+x_236 = lean_ctor_get(x_230, 0);
+x_237 = lean_ctor_get(x_230, 1);
+x_238 = lean_ctor_get(x_230, 2);
+x_239 = lean_ctor_get(x_230, 3);
+x_240 = lean_ctor_get(x_230, 4);
+x_241 = lean_ctor_get(x_230, 5);
+lean_inc(x_241);
+lean_inc(x_240);
+lean_inc(x_239);
+lean_inc(x_238);
+lean_inc(x_237);
+lean_inc(x_236);
+lean_dec(x_230);
+lean_inc(x_231);
+x_242 = l_Lean_MetavarContext_assignExpr(x_237, x_1, x_231);
+x_243 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_243, 0, x_236);
+lean_ctor_set(x_243, 1, x_242);
+lean_ctor_set(x_243, 2, x_238);
+lean_ctor_set(x_243, 3, x_239);
+lean_ctor_set(x_243, 4, x_240);
+lean_ctor_set(x_243, 5, x_241);
+x_244 = l_Lean_Expr_mvarId_x21(x_231);
+lean_dec(x_231);
+x_145 = x_244;
+x_146 = x_243;
+goto block_168;
+}
+}
+}
+block_256:
+{
+lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; 
+lean_dec(x_246);
+x_247 = l_Lean_mkFVar(x_2);
+x_248 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_248, 0, x_247);
+x_249 = l_Lean_Meta_clear___closed__5;
+x_250 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_250, 0, x_249);
+lean_ctor_set(x_250, 1, x_248);
+x_251 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_252 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_252, 0, x_250);
+lean_ctor_set(x_252, 1, x_251);
+x_253 = l_Lean_Meta_throwTacticEx___rarg(x_198, x_1, x_252, x_18, x_203);
+lean_dec(x_18);
+x_254 = lean_ctor_get(x_253, 0);
+lean_inc(x_254);
+x_255 = lean_ctor_get(x_253, 1);
+lean_inc(x_255);
+lean_dec(x_253);
+x_169 = x_254;
+x_170 = x_255;
+goto block_192;
+}
+}
+else
+{
+lean_object* x_269; lean_object* x_270; 
+lean_dec(x_197);
+lean_dec(x_195);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_269 = lean_ctor_get(x_201, 0);
+lean_inc(x_269);
+x_270 = lean_ctor_get(x_201, 1);
+lean_inc(x_270);
+lean_dec(x_201);
+x_169 = x_269;
+x_170 = x_270;
+goto block_192;
+}
+}
+else
+{
+lean_object* x_271; lean_object* x_272; 
+lean_dec(x_197);
+lean_dec(x_195);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_271 = lean_ctor_get(x_199, 0);
+lean_inc(x_271);
+x_272 = lean_ctor_get(x_199, 1);
+lean_inc(x_272);
+lean_dec(x_199);
+x_169 = x_271;
+x_170 = x_272;
+goto block_192;
+}
+}
+else
+{
+lean_object* x_273; lean_object* x_274; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_273 = lean_ctor_get(x_194, 0);
+lean_inc(x_273);
+x_274 = lean_ctor_get(x_194, 1);
+lean_inc(x_274);
+lean_dec(x_194);
+x_169 = x_273;
+x_170 = x_274;
+goto block_192;
+}
+}
+}
+else
+{
+lean_object* x_292; lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_311; lean_object* x_312; lean_object* x_327; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; 
+x_292 = lean_ctor_get(x_142, 0);
+x_293 = lean_ctor_get(x_142, 1);
+x_294 = lean_ctor_get(x_142, 2);
+lean_inc(x_294);
+lean_inc(x_293);
+lean_inc(x_292);
+lean_dec(x_142);
+x_404 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_405 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_405, 0, x_292);
+lean_ctor_set(x_405, 1, x_293);
+lean_ctor_set(x_405, 2, x_404);
+lean_ctor_set(x_7, 2, x_405);
+x_406 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_1);
+x_407 = l_Lean_Meta_checkNotAssigned(x_1, x_406, x_18, x_7);
+if (lean_obj_tag(x_407) == 0)
+{
+lean_object* x_408; uint8_t x_409; 
+x_408 = lean_ctor_get(x_407, 1);
+lean_inc(x_408);
+lean_dec(x_407);
+lean_inc(x_13);
+x_409 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_409 == 0)
+{
+lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_410 = l_Lean_mkFVar(x_2);
+x_411 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_411, 0, x_410);
+x_412 = l_Lean_Meta_clear___closed__8;
+x_413 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_413, 0, x_412);
+lean_ctor_set(x_413, 1, x_411);
+x_414 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_415 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_415, 0, x_413);
+lean_ctor_set(x_415, 1, x_414);
+x_416 = l_Lean_Meta_throwTacticEx___rarg(x_406, x_1, x_415, x_18, x_408);
+lean_dec(x_18);
+x_417 = lean_ctor_get(x_416, 0);
+lean_inc(x_417);
+x_418 = lean_ctor_get(x_416, 1);
+lean_inc(x_418);
+lean_dec(x_416);
+x_311 = x_417;
+x_312 = x_418;
+goto block_326;
+}
+else
+{
+x_327 = x_408;
+goto block_403;
+}
+}
+else
+{
+lean_object* x_419; lean_object* x_420; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_419 = lean_ctor_get(x_407, 0);
+lean_inc(x_419);
+x_420 = lean_ctor_get(x_407, 1);
+lean_inc(x_420);
+lean_dec(x_407);
+x_311 = x_419;
+x_312 = x_420;
+goto block_326;
+}
+block_310:
+{
+lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; lean_object* x_301; lean_object* x_302; lean_object* x_303; lean_object* x_304; lean_object* x_305; lean_object* x_306; lean_object* x_307; lean_object* x_308; lean_object* x_309; 
+x_297 = lean_ctor_get(x_296, 2);
+lean_inc(x_297);
+x_298 = lean_ctor_get(x_296, 0);
+lean_inc(x_298);
+x_299 = lean_ctor_get(x_296, 1);
+lean_inc(x_299);
+x_300 = lean_ctor_get(x_296, 3);
+lean_inc(x_300);
+x_301 = lean_ctor_get(x_296, 4);
+lean_inc(x_301);
+x_302 = lean_ctor_get(x_296, 5);
+lean_inc(x_302);
+if (lean_is_exclusive(x_296)) {
+ lean_ctor_release(x_296, 0);
+ lean_ctor_release(x_296, 1);
+ lean_ctor_release(x_296, 2);
+ lean_ctor_release(x_296, 3);
+ lean_ctor_release(x_296, 4);
+ lean_ctor_release(x_296, 5);
+ x_303 = x_296;
+} else {
+ lean_dec_ref(x_296);
+ x_303 = lean_box(0);
+}
+x_304 = lean_ctor_get(x_297, 0);
+lean_inc(x_304);
+x_305 = lean_ctor_get(x_297, 1);
+lean_inc(x_305);
+if (lean_is_exclusive(x_297)) {
+ lean_ctor_release(x_297, 0);
+ lean_ctor_release(x_297, 1);
+ lean_ctor_release(x_297, 2);
+ x_306 = x_297;
+} else {
+ lean_dec_ref(x_297);
+ x_306 = lean_box(0);
+}
+if (lean_is_scalar(x_306)) {
+ x_307 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_307 = x_306;
+}
+lean_ctor_set(x_307, 0, x_304);
+lean_ctor_set(x_307, 1, x_305);
+lean_ctor_set(x_307, 2, x_294);
+if (lean_is_scalar(x_303)) {
+ x_308 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_308 = x_303;
+}
+lean_ctor_set(x_308, 0, x_298);
+lean_ctor_set(x_308, 1, x_299);
+lean_ctor_set(x_308, 2, x_307);
+lean_ctor_set(x_308, 3, x_300);
+lean_ctor_set(x_308, 4, x_301);
+lean_ctor_set(x_308, 5, x_302);
+if (lean_is_scalar(x_8)) {
+ x_309 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_309 = x_8;
+}
+lean_ctor_set(x_309, 0, x_295);
+lean_ctor_set(x_309, 1, x_308);
+return x_309;
+}
+block_326:
+{
+lean_object* x_313; lean_object* x_314; lean_object* x_315; lean_object* x_316; lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; 
+x_313 = lean_ctor_get(x_312, 2);
+lean_inc(x_313);
+x_314 = lean_ctor_get(x_312, 0);
+lean_inc(x_314);
+x_315 = lean_ctor_get(x_312, 1);
+lean_inc(x_315);
+x_316 = lean_ctor_get(x_312, 3);
+lean_inc(x_316);
+x_317 = lean_ctor_get(x_312, 4);
+lean_inc(x_317);
+x_318 = lean_ctor_get(x_312, 5);
+lean_inc(x_318);
+if (lean_is_exclusive(x_312)) {
+ lean_ctor_release(x_312, 0);
+ lean_ctor_release(x_312, 1);
+ lean_ctor_release(x_312, 2);
+ lean_ctor_release(x_312, 3);
+ lean_ctor_release(x_312, 4);
+ lean_ctor_release(x_312, 5);
+ x_319 = x_312;
+} else {
+ lean_dec_ref(x_312);
+ x_319 = lean_box(0);
+}
+x_320 = lean_ctor_get(x_313, 0);
+lean_inc(x_320);
+x_321 = lean_ctor_get(x_313, 1);
+lean_inc(x_321);
+if (lean_is_exclusive(x_313)) {
+ lean_ctor_release(x_313, 0);
+ lean_ctor_release(x_313, 1);
+ lean_ctor_release(x_313, 2);
+ x_322 = x_313;
+} else {
+ lean_dec_ref(x_313);
+ x_322 = lean_box(0);
+}
+if (lean_is_scalar(x_322)) {
+ x_323 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_323 = x_322;
+}
+lean_ctor_set(x_323, 0, x_320);
+lean_ctor_set(x_323, 1, x_321);
+lean_ctor_set(x_323, 2, x_294);
+if (lean_is_scalar(x_319)) {
+ x_324 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_324 = x_319;
+}
+lean_ctor_set(x_324, 0, x_314);
+lean_ctor_set(x_324, 1, x_315);
+lean_ctor_set(x_324, 2, x_323);
+lean_ctor_set(x_324, 3, x_316);
+lean_ctor_set(x_324, 4, x_317);
+lean_ctor_set(x_324, 5, x_318);
+x_325 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_325, 0, x_311);
+lean_ctor_set(x_325, 1, x_324);
+return x_325;
+}
+block_403:
+{
+lean_object* x_328; 
+lean_inc(x_1);
+x_328 = l_Lean_Meta_getMVarTag(x_1, x_18, x_327);
+if (lean_obj_tag(x_328) == 0)
+{
+lean_object* x_329; lean_object* x_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; 
+x_329 = lean_ctor_get(x_328, 0);
+lean_inc(x_329);
+x_330 = lean_ctor_get(x_328, 1);
+lean_inc(x_330);
+lean_dec(x_328);
+x_331 = lean_ctor_get(x_330, 1);
+lean_inc(x_331);
+x_332 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_331);
+lean_inc(x_2);
+lean_inc(x_1);
+x_333 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_332, x_331, x_13, x_18, x_330);
+if (lean_obj_tag(x_333) == 0)
+{
+lean_object* x_334; lean_object* x_335; 
+x_334 = lean_ctor_get(x_333, 1);
+lean_inc(x_334);
+lean_dec(x_333);
+lean_inc(x_1);
+x_335 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_334);
+if (lean_obj_tag(x_335) == 0)
+{
+lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_374; uint8_t x_385; 
+x_336 = lean_ctor_get(x_335, 0);
+lean_inc(x_336);
+x_337 = lean_ctor_get(x_335, 1);
+lean_inc(x_337);
+lean_dec(x_335);
+x_338 = lean_ctor_get(x_336, 2);
+lean_inc(x_338);
+lean_dec(x_336);
+x_385 = l_Lean_Expr_hasFVar(x_338);
+if (x_385 == 0)
+{
+uint8_t x_386; 
+x_386 = l_Lean_Expr_hasMVar(x_338);
+if (x_386 == 0)
+{
+lean_dec(x_331);
+x_339 = x_337;
+goto block_373;
+}
+else
+{
+lean_object* x_387; lean_object* x_388; lean_object* x_389; uint8_t x_390; 
+x_387 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_338);
+x_388 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_331, x_338, x_387);
+x_389 = lean_ctor_get(x_388, 0);
+lean_inc(x_389);
+lean_dec(x_388);
+x_390 = lean_unbox(x_389);
+lean_dec(x_389);
+if (x_390 == 0)
+{
+x_339 = x_337;
+goto block_373;
+}
+else
+{
+lean_object* x_391; 
+lean_dec(x_338);
+lean_dec(x_329);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_391 = lean_box(0);
+x_374 = x_391;
+goto block_384;
+}
+}
+}
+else
+{
+lean_object* x_392; lean_object* x_393; lean_object* x_394; uint8_t x_395; 
+x_392 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_338);
+x_393 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_331, x_338, x_392);
+x_394 = lean_ctor_get(x_393, 0);
+lean_inc(x_394);
+lean_dec(x_393);
+x_395 = lean_unbox(x_394);
+lean_dec(x_394);
+if (x_395 == 0)
+{
+x_339 = x_337;
+goto block_373;
+}
+else
+{
+lean_object* x_396; 
+lean_dec(x_338);
+lean_dec(x_329);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_396 = lean_box(0);
+x_374 = x_396;
+goto block_384;
+}
+}
+block_373:
+{
+lean_object* x_340; lean_object* x_341; lean_object* x_342; 
+lean_inc(x_2);
+x_340 = lean_local_ctx_erase(x_13, x_2);
+x_341 = lean_unsigned_to_nat(0u);
+x_342 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_341);
+lean_dec(x_2);
+if (lean_obj_tag(x_342) == 0)
+{
+uint8_t x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; lean_object* x_350; lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; 
+x_343 = 2;
+x_344 = l_Lean_Meta_mkFreshExprMVarAt(x_340, x_14, x_338, x_329, x_343, x_18, x_339);
+lean_dec(x_18);
+x_345 = lean_ctor_get(x_344, 1);
+lean_inc(x_345);
+x_346 = lean_ctor_get(x_344, 0);
+lean_inc(x_346);
+lean_dec(x_344);
+x_347 = lean_ctor_get(x_345, 0);
+lean_inc(x_347);
+x_348 = lean_ctor_get(x_345, 1);
+lean_inc(x_348);
+x_349 = lean_ctor_get(x_345, 2);
+lean_inc(x_349);
+x_350 = lean_ctor_get(x_345, 3);
+lean_inc(x_350);
+x_351 = lean_ctor_get(x_345, 4);
+lean_inc(x_351);
+x_352 = lean_ctor_get(x_345, 5);
+lean_inc(x_352);
+if (lean_is_exclusive(x_345)) {
+ lean_ctor_release(x_345, 0);
+ lean_ctor_release(x_345, 1);
+ lean_ctor_release(x_345, 2);
+ lean_ctor_release(x_345, 3);
+ lean_ctor_release(x_345, 4);
+ lean_ctor_release(x_345, 5);
+ x_353 = x_345;
+} else {
+ lean_dec_ref(x_345);
+ x_353 = lean_box(0);
+}
+lean_inc(x_346);
+x_354 = l_Lean_MetavarContext_assignExpr(x_348, x_1, x_346);
+if (lean_is_scalar(x_353)) {
+ x_355 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_355 = x_353;
+}
+lean_ctor_set(x_355, 0, x_347);
+lean_ctor_set(x_355, 1, x_354);
+lean_ctor_set(x_355, 2, x_349);
+lean_ctor_set(x_355, 3, x_350);
+lean_ctor_set(x_355, 4, x_351);
+lean_ctor_set(x_355, 5, x_352);
+x_356 = l_Lean_Expr_mvarId_x21(x_346);
+lean_dec(x_346);
+x_295 = x_356;
+x_296 = x_355;
+goto block_310;
+}
+else
+{
+lean_object* x_357; lean_object* x_358; uint8_t x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; 
+x_357 = lean_ctor_get(x_342, 0);
+lean_inc(x_357);
+lean_dec(x_342);
+x_358 = l_Array_eraseIdx___rarg(x_14, x_357);
+lean_dec(x_357);
+x_359 = 2;
+x_360 = l_Lean_Meta_mkFreshExprMVarAt(x_340, x_358, x_338, x_329, x_359, x_18, x_339);
+lean_dec(x_18);
+x_361 = lean_ctor_get(x_360, 1);
+lean_inc(x_361);
+x_362 = lean_ctor_get(x_360, 0);
+lean_inc(x_362);
+lean_dec(x_360);
+x_363 = lean_ctor_get(x_361, 0);
+lean_inc(x_363);
+x_364 = lean_ctor_get(x_361, 1);
+lean_inc(x_364);
+x_365 = lean_ctor_get(x_361, 2);
+lean_inc(x_365);
+x_366 = lean_ctor_get(x_361, 3);
+lean_inc(x_366);
+x_367 = lean_ctor_get(x_361, 4);
+lean_inc(x_367);
+x_368 = lean_ctor_get(x_361, 5);
+lean_inc(x_368);
+if (lean_is_exclusive(x_361)) {
+ lean_ctor_release(x_361, 0);
+ lean_ctor_release(x_361, 1);
+ lean_ctor_release(x_361, 2);
+ lean_ctor_release(x_361, 3);
+ lean_ctor_release(x_361, 4);
+ lean_ctor_release(x_361, 5);
+ x_369 = x_361;
+} else {
+ lean_dec_ref(x_361);
+ x_369 = lean_box(0);
+}
+lean_inc(x_362);
+x_370 = l_Lean_MetavarContext_assignExpr(x_364, x_1, x_362);
+if (lean_is_scalar(x_369)) {
+ x_371 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_371 = x_369;
+}
+lean_ctor_set(x_371, 0, x_363);
+lean_ctor_set(x_371, 1, x_370);
+lean_ctor_set(x_371, 2, x_365);
+lean_ctor_set(x_371, 3, x_366);
+lean_ctor_set(x_371, 4, x_367);
+lean_ctor_set(x_371, 5, x_368);
+x_372 = l_Lean_Expr_mvarId_x21(x_362);
+lean_dec(x_362);
+x_295 = x_372;
+x_296 = x_371;
+goto block_310;
+}
+}
+block_384:
+{
+lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; lean_object* x_383; 
+lean_dec(x_374);
+x_375 = l_Lean_mkFVar(x_2);
+x_376 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_376, 0, x_375);
+x_377 = l_Lean_Meta_clear___closed__5;
+x_378 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_378, 0, x_377);
+lean_ctor_set(x_378, 1, x_376);
+x_379 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_380 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_380, 0, x_378);
+lean_ctor_set(x_380, 1, x_379);
+x_381 = l_Lean_Meta_throwTacticEx___rarg(x_332, x_1, x_380, x_18, x_337);
+lean_dec(x_18);
+x_382 = lean_ctor_get(x_381, 0);
+lean_inc(x_382);
+x_383 = lean_ctor_get(x_381, 1);
+lean_inc(x_383);
+lean_dec(x_381);
+x_311 = x_382;
+x_312 = x_383;
+goto block_326;
+}
+}
+else
+{
+lean_object* x_397; lean_object* x_398; 
+lean_dec(x_331);
+lean_dec(x_329);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_397 = lean_ctor_get(x_335, 0);
+lean_inc(x_397);
+x_398 = lean_ctor_get(x_335, 1);
+lean_inc(x_398);
+lean_dec(x_335);
+x_311 = x_397;
+x_312 = x_398;
+goto block_326;
+}
+}
+else
+{
+lean_object* x_399; lean_object* x_400; 
+lean_dec(x_331);
+lean_dec(x_329);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_399 = lean_ctor_get(x_333, 0);
+lean_inc(x_399);
+x_400 = lean_ctor_get(x_333, 1);
+lean_inc(x_400);
+lean_dec(x_333);
+x_311 = x_399;
+x_312 = x_400;
+goto block_326;
+}
+}
+else
+{
+lean_object* x_401; lean_object* x_402; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_401 = lean_ctor_get(x_328, 0);
+lean_inc(x_401);
+x_402 = lean_ctor_get(x_328, 1);
+lean_inc(x_402);
+lean_dec(x_328);
+x_311 = x_401;
+x_312 = x_402;
+goto block_326;
+}
+}
+}
+}
+else
+{
+lean_object* x_421; lean_object* x_422; lean_object* x_423; lean_object* x_424; lean_object* x_425; lean_object* x_426; lean_object* x_427; lean_object* x_428; lean_object* x_429; lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_447; lean_object* x_448; lean_object* x_463; lean_object* x_540; lean_object* x_541; lean_object* x_542; lean_object* x_543; lean_object* x_544; 
+x_421 = lean_ctor_get(x_7, 2);
+x_422 = lean_ctor_get(x_7, 0);
+x_423 = lean_ctor_get(x_7, 1);
+x_424 = lean_ctor_get(x_7, 3);
+x_425 = lean_ctor_get(x_7, 4);
+x_426 = lean_ctor_get(x_7, 5);
+lean_inc(x_426);
+lean_inc(x_425);
+lean_inc(x_424);
+lean_inc(x_421);
+lean_inc(x_423);
+lean_inc(x_422);
+lean_dec(x_7);
+x_427 = lean_ctor_get(x_421, 0);
+lean_inc(x_427);
+x_428 = lean_ctor_get(x_421, 1);
+lean_inc(x_428);
+x_429 = lean_ctor_get(x_421, 2);
+lean_inc(x_429);
+if (lean_is_exclusive(x_421)) {
+ lean_ctor_release(x_421, 0);
+ lean_ctor_release(x_421, 1);
+ lean_ctor_release(x_421, 2);
+ x_430 = x_421;
+} else {
+ lean_dec_ref(x_421);
+ x_430 = lean_box(0);
+}
+x_540 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_430)) {
+ x_541 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_541 = x_430;
+}
+lean_ctor_set(x_541, 0, x_427);
+lean_ctor_set(x_541, 1, x_428);
+lean_ctor_set(x_541, 2, x_540);
+x_542 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_542, 0, x_422);
+lean_ctor_set(x_542, 1, x_423);
+lean_ctor_set(x_542, 2, x_541);
+lean_ctor_set(x_542, 3, x_424);
+lean_ctor_set(x_542, 4, x_425);
+lean_ctor_set(x_542, 5, x_426);
+x_543 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_1);
+x_544 = l_Lean_Meta_checkNotAssigned(x_1, x_543, x_18, x_542);
+if (lean_obj_tag(x_544) == 0)
+{
+lean_object* x_545; uint8_t x_546; 
+x_545 = lean_ctor_get(x_544, 1);
+lean_inc(x_545);
+lean_dec(x_544);
+lean_inc(x_13);
+x_546 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_546 == 0)
+{
+lean_object* x_547; lean_object* x_548; lean_object* x_549; lean_object* x_550; lean_object* x_551; lean_object* x_552; lean_object* x_553; lean_object* x_554; lean_object* x_555; 
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_547 = l_Lean_mkFVar(x_2);
+x_548 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_548, 0, x_547);
+x_549 = l_Lean_Meta_clear___closed__8;
+x_550 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_550, 0, x_549);
+lean_ctor_set(x_550, 1, x_548);
+x_551 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_552 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_552, 0, x_550);
+lean_ctor_set(x_552, 1, x_551);
+x_553 = l_Lean_Meta_throwTacticEx___rarg(x_543, x_1, x_552, x_18, x_545);
+lean_dec(x_18);
+x_554 = lean_ctor_get(x_553, 0);
+lean_inc(x_554);
+x_555 = lean_ctor_get(x_553, 1);
+lean_inc(x_555);
+lean_dec(x_553);
+x_447 = x_554;
+x_448 = x_555;
+goto block_462;
+}
+else
+{
+x_463 = x_545;
+goto block_539;
+}
+}
+else
+{
+lean_object* x_556; lean_object* x_557; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_556 = lean_ctor_get(x_544, 0);
+lean_inc(x_556);
+x_557 = lean_ctor_get(x_544, 1);
+lean_inc(x_557);
+lean_dec(x_544);
+x_447 = x_556;
+x_448 = x_557;
+goto block_462;
+}
+block_446:
+{
+lean_object* x_433; lean_object* x_434; lean_object* x_435; lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_440; lean_object* x_441; lean_object* x_442; lean_object* x_443; lean_object* x_444; lean_object* x_445; 
+x_433 = lean_ctor_get(x_432, 2);
+lean_inc(x_433);
+x_434 = lean_ctor_get(x_432, 0);
+lean_inc(x_434);
+x_435 = lean_ctor_get(x_432, 1);
+lean_inc(x_435);
+x_436 = lean_ctor_get(x_432, 3);
+lean_inc(x_436);
+x_437 = lean_ctor_get(x_432, 4);
+lean_inc(x_437);
+x_438 = lean_ctor_get(x_432, 5);
+lean_inc(x_438);
+if (lean_is_exclusive(x_432)) {
+ lean_ctor_release(x_432, 0);
+ lean_ctor_release(x_432, 1);
+ lean_ctor_release(x_432, 2);
+ lean_ctor_release(x_432, 3);
+ lean_ctor_release(x_432, 4);
+ lean_ctor_release(x_432, 5);
+ x_439 = x_432;
+} else {
+ lean_dec_ref(x_432);
+ x_439 = lean_box(0);
+}
+x_440 = lean_ctor_get(x_433, 0);
+lean_inc(x_440);
+x_441 = lean_ctor_get(x_433, 1);
+lean_inc(x_441);
+if (lean_is_exclusive(x_433)) {
+ lean_ctor_release(x_433, 0);
+ lean_ctor_release(x_433, 1);
+ lean_ctor_release(x_433, 2);
+ x_442 = x_433;
+} else {
+ lean_dec_ref(x_433);
+ x_442 = lean_box(0);
+}
+if (lean_is_scalar(x_442)) {
+ x_443 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_443 = x_442;
+}
+lean_ctor_set(x_443, 0, x_440);
+lean_ctor_set(x_443, 1, x_441);
+lean_ctor_set(x_443, 2, x_429);
+if (lean_is_scalar(x_439)) {
+ x_444 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_444 = x_439;
+}
+lean_ctor_set(x_444, 0, x_434);
+lean_ctor_set(x_444, 1, x_435);
+lean_ctor_set(x_444, 2, x_443);
+lean_ctor_set(x_444, 3, x_436);
+lean_ctor_set(x_444, 4, x_437);
+lean_ctor_set(x_444, 5, x_438);
+if (lean_is_scalar(x_8)) {
+ x_445 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_445 = x_8;
+}
+lean_ctor_set(x_445, 0, x_431);
+lean_ctor_set(x_445, 1, x_444);
+return x_445;
+}
+block_462:
+{
+lean_object* x_449; lean_object* x_450; lean_object* x_451; lean_object* x_452; lean_object* x_453; lean_object* x_454; lean_object* x_455; lean_object* x_456; lean_object* x_457; lean_object* x_458; lean_object* x_459; lean_object* x_460; lean_object* x_461; 
+x_449 = lean_ctor_get(x_448, 2);
+lean_inc(x_449);
+x_450 = lean_ctor_get(x_448, 0);
+lean_inc(x_450);
+x_451 = lean_ctor_get(x_448, 1);
+lean_inc(x_451);
+x_452 = lean_ctor_get(x_448, 3);
+lean_inc(x_452);
+x_453 = lean_ctor_get(x_448, 4);
+lean_inc(x_453);
+x_454 = lean_ctor_get(x_448, 5);
+lean_inc(x_454);
+if (lean_is_exclusive(x_448)) {
+ lean_ctor_release(x_448, 0);
+ lean_ctor_release(x_448, 1);
+ lean_ctor_release(x_448, 2);
+ lean_ctor_release(x_448, 3);
+ lean_ctor_release(x_448, 4);
+ lean_ctor_release(x_448, 5);
+ x_455 = x_448;
+} else {
+ lean_dec_ref(x_448);
+ x_455 = lean_box(0);
+}
+x_456 = lean_ctor_get(x_449, 0);
+lean_inc(x_456);
+x_457 = lean_ctor_get(x_449, 1);
+lean_inc(x_457);
+if (lean_is_exclusive(x_449)) {
+ lean_ctor_release(x_449, 0);
+ lean_ctor_release(x_449, 1);
+ lean_ctor_release(x_449, 2);
+ x_458 = x_449;
+} else {
+ lean_dec_ref(x_449);
+ x_458 = lean_box(0);
+}
+if (lean_is_scalar(x_458)) {
+ x_459 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_459 = x_458;
+}
+lean_ctor_set(x_459, 0, x_456);
+lean_ctor_set(x_459, 1, x_457);
+lean_ctor_set(x_459, 2, x_429);
+if (lean_is_scalar(x_455)) {
+ x_460 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_460 = x_455;
+}
+lean_ctor_set(x_460, 0, x_450);
+lean_ctor_set(x_460, 1, x_451);
+lean_ctor_set(x_460, 2, x_459);
+lean_ctor_set(x_460, 3, x_452);
+lean_ctor_set(x_460, 4, x_453);
+lean_ctor_set(x_460, 5, x_454);
+x_461 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_461, 0, x_447);
+lean_ctor_set(x_461, 1, x_460);
+return x_461;
+}
+block_539:
+{
+lean_object* x_464; 
+lean_inc(x_1);
+x_464 = l_Lean_Meta_getMVarTag(x_1, x_18, x_463);
+if (lean_obj_tag(x_464) == 0)
+{
+lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; lean_object* x_469; 
+x_465 = lean_ctor_get(x_464, 0);
+lean_inc(x_465);
+x_466 = lean_ctor_get(x_464, 1);
+lean_inc(x_466);
+lean_dec(x_464);
+x_467 = lean_ctor_get(x_466, 1);
+lean_inc(x_467);
+x_468 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_467);
+lean_inc(x_2);
+lean_inc(x_1);
+x_469 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_468, x_467, x_13, x_18, x_466);
+if (lean_obj_tag(x_469) == 0)
+{
+lean_object* x_470; lean_object* x_471; 
+x_470 = lean_ctor_get(x_469, 1);
+lean_inc(x_470);
+lean_dec(x_469);
+lean_inc(x_1);
+x_471 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_470);
+if (lean_obj_tag(x_471) == 0)
+{
+lean_object* x_472; lean_object* x_473; lean_object* x_474; lean_object* x_475; lean_object* x_510; uint8_t x_521; 
+x_472 = lean_ctor_get(x_471, 0);
+lean_inc(x_472);
+x_473 = lean_ctor_get(x_471, 1);
+lean_inc(x_473);
+lean_dec(x_471);
+x_474 = lean_ctor_get(x_472, 2);
+lean_inc(x_474);
+lean_dec(x_472);
+x_521 = l_Lean_Expr_hasFVar(x_474);
+if (x_521 == 0)
+{
+uint8_t x_522; 
+x_522 = l_Lean_Expr_hasMVar(x_474);
+if (x_522 == 0)
+{
+lean_dec(x_467);
+x_475 = x_473;
+goto block_509;
+}
+else
+{
+lean_object* x_523; lean_object* x_524; lean_object* x_525; uint8_t x_526; 
+x_523 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_474);
+x_524 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_467, x_474, x_523);
+x_525 = lean_ctor_get(x_524, 0);
+lean_inc(x_525);
+lean_dec(x_524);
+x_526 = lean_unbox(x_525);
+lean_dec(x_525);
+if (x_526 == 0)
+{
+x_475 = x_473;
+goto block_509;
+}
+else
+{
+lean_object* x_527; 
+lean_dec(x_474);
+lean_dec(x_465);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_527 = lean_box(0);
+x_510 = x_527;
+goto block_520;
+}
+}
+}
+else
+{
+lean_object* x_528; lean_object* x_529; lean_object* x_530; uint8_t x_531; 
+x_528 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_474);
+x_529 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_467, x_474, x_528);
+x_530 = lean_ctor_get(x_529, 0);
+lean_inc(x_530);
+lean_dec(x_529);
+x_531 = lean_unbox(x_530);
+lean_dec(x_530);
+if (x_531 == 0)
+{
+x_475 = x_473;
+goto block_509;
+}
+else
+{
+lean_object* x_532; 
+lean_dec(x_474);
+lean_dec(x_465);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_532 = lean_box(0);
+x_510 = x_532;
+goto block_520;
+}
+}
+block_509:
+{
+lean_object* x_476; lean_object* x_477; lean_object* x_478; 
+lean_inc(x_2);
+x_476 = lean_local_ctx_erase(x_13, x_2);
+x_477 = lean_unsigned_to_nat(0u);
+x_478 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_477);
+lean_dec(x_2);
+if (lean_obj_tag(x_478) == 0)
+{
+uint8_t x_479; lean_object* x_480; lean_object* x_481; lean_object* x_482; lean_object* x_483; lean_object* x_484; lean_object* x_485; lean_object* x_486; lean_object* x_487; lean_object* x_488; lean_object* x_489; lean_object* x_490; lean_object* x_491; lean_object* x_492; 
+x_479 = 2;
+x_480 = l_Lean_Meta_mkFreshExprMVarAt(x_476, x_14, x_474, x_465, x_479, x_18, x_475);
+lean_dec(x_18);
+x_481 = lean_ctor_get(x_480, 1);
+lean_inc(x_481);
+x_482 = lean_ctor_get(x_480, 0);
+lean_inc(x_482);
+lean_dec(x_480);
+x_483 = lean_ctor_get(x_481, 0);
+lean_inc(x_483);
+x_484 = lean_ctor_get(x_481, 1);
+lean_inc(x_484);
+x_485 = lean_ctor_get(x_481, 2);
+lean_inc(x_485);
+x_486 = lean_ctor_get(x_481, 3);
+lean_inc(x_486);
+x_487 = lean_ctor_get(x_481, 4);
+lean_inc(x_487);
+x_488 = lean_ctor_get(x_481, 5);
+lean_inc(x_488);
+if (lean_is_exclusive(x_481)) {
+ lean_ctor_release(x_481, 0);
+ lean_ctor_release(x_481, 1);
+ lean_ctor_release(x_481, 2);
+ lean_ctor_release(x_481, 3);
+ lean_ctor_release(x_481, 4);
+ lean_ctor_release(x_481, 5);
+ x_489 = x_481;
+} else {
+ lean_dec_ref(x_481);
+ x_489 = lean_box(0);
+}
+lean_inc(x_482);
+x_490 = l_Lean_MetavarContext_assignExpr(x_484, x_1, x_482);
+if (lean_is_scalar(x_489)) {
+ x_491 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_491 = x_489;
+}
+lean_ctor_set(x_491, 0, x_483);
+lean_ctor_set(x_491, 1, x_490);
+lean_ctor_set(x_491, 2, x_485);
+lean_ctor_set(x_491, 3, x_486);
+lean_ctor_set(x_491, 4, x_487);
+lean_ctor_set(x_491, 5, x_488);
+x_492 = l_Lean_Expr_mvarId_x21(x_482);
+lean_dec(x_482);
+x_431 = x_492;
+x_432 = x_491;
+goto block_446;
+}
+else
+{
+lean_object* x_493; lean_object* x_494; uint8_t x_495; lean_object* x_496; lean_object* x_497; lean_object* x_498; lean_object* x_499; lean_object* x_500; lean_object* x_501; lean_object* x_502; lean_object* x_503; lean_object* x_504; lean_object* x_505; lean_object* x_506; lean_object* x_507; lean_object* x_508; 
+x_493 = lean_ctor_get(x_478, 0);
+lean_inc(x_493);
+lean_dec(x_478);
+x_494 = l_Array_eraseIdx___rarg(x_14, x_493);
+lean_dec(x_493);
+x_495 = 2;
+x_496 = l_Lean_Meta_mkFreshExprMVarAt(x_476, x_494, x_474, x_465, x_495, x_18, x_475);
+lean_dec(x_18);
+x_497 = lean_ctor_get(x_496, 1);
+lean_inc(x_497);
+x_498 = lean_ctor_get(x_496, 0);
+lean_inc(x_498);
+lean_dec(x_496);
+x_499 = lean_ctor_get(x_497, 0);
+lean_inc(x_499);
+x_500 = lean_ctor_get(x_497, 1);
+lean_inc(x_500);
+x_501 = lean_ctor_get(x_497, 2);
+lean_inc(x_501);
+x_502 = lean_ctor_get(x_497, 3);
+lean_inc(x_502);
+x_503 = lean_ctor_get(x_497, 4);
+lean_inc(x_503);
+x_504 = lean_ctor_get(x_497, 5);
+lean_inc(x_504);
+if (lean_is_exclusive(x_497)) {
+ lean_ctor_release(x_497, 0);
+ lean_ctor_release(x_497, 1);
+ lean_ctor_release(x_497, 2);
+ lean_ctor_release(x_497, 3);
+ lean_ctor_release(x_497, 4);
+ lean_ctor_release(x_497, 5);
+ x_505 = x_497;
+} else {
+ lean_dec_ref(x_497);
+ x_505 = lean_box(0);
+}
+lean_inc(x_498);
+x_506 = l_Lean_MetavarContext_assignExpr(x_500, x_1, x_498);
+if (lean_is_scalar(x_505)) {
+ x_507 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_507 = x_505;
+}
+lean_ctor_set(x_507, 0, x_499);
+lean_ctor_set(x_507, 1, x_506);
+lean_ctor_set(x_507, 2, x_501);
+lean_ctor_set(x_507, 3, x_502);
+lean_ctor_set(x_507, 4, x_503);
+lean_ctor_set(x_507, 5, x_504);
+x_508 = l_Lean_Expr_mvarId_x21(x_498);
+lean_dec(x_498);
+x_431 = x_508;
+x_432 = x_507;
+goto block_446;
+}
+}
+block_520:
+{
+lean_object* x_511; lean_object* x_512; lean_object* x_513; lean_object* x_514; lean_object* x_515; lean_object* x_516; lean_object* x_517; lean_object* x_518; lean_object* x_519; 
+lean_dec(x_510);
+x_511 = l_Lean_mkFVar(x_2);
+x_512 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_512, 0, x_511);
+x_513 = l_Lean_Meta_clear___closed__5;
+x_514 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_514, 0, x_513);
+lean_ctor_set(x_514, 1, x_512);
+x_515 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_516 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_516, 0, x_514);
+lean_ctor_set(x_516, 1, x_515);
+x_517 = l_Lean_Meta_throwTacticEx___rarg(x_468, x_1, x_516, x_18, x_473);
+lean_dec(x_18);
+x_518 = lean_ctor_get(x_517, 0);
+lean_inc(x_518);
+x_519 = lean_ctor_get(x_517, 1);
+lean_inc(x_519);
+lean_dec(x_517);
+x_447 = x_518;
+x_448 = x_519;
+goto block_462;
+}
+}
+else
+{
+lean_object* x_533; lean_object* x_534; 
+lean_dec(x_467);
+lean_dec(x_465);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_533 = lean_ctor_get(x_471, 0);
+lean_inc(x_533);
+x_534 = lean_ctor_get(x_471, 1);
+lean_inc(x_534);
+lean_dec(x_471);
+x_447 = x_533;
+x_448 = x_534;
+goto block_462;
+}
+}
+else
+{
+lean_object* x_535; lean_object* x_536; 
+lean_dec(x_467);
+lean_dec(x_465);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_535 = lean_ctor_get(x_469, 0);
+lean_inc(x_535);
+x_536 = lean_ctor_get(x_469, 1);
+lean_inc(x_536);
+lean_dec(x_469);
+x_447 = x_535;
+x_448 = x_536;
+goto block_462;
+}
+}
+else
+{
+lean_object* x_537; lean_object* x_538; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_537 = lean_ctor_get(x_464, 0);
+lean_inc(x_537);
+x_538 = lean_ctor_get(x_464, 1);
+lean_inc(x_538);
+lean_dec(x_464);
+x_447 = x_537;
+x_448 = x_538;
+goto block_462;
+}
+}
+}
+}
+}
+else
+{
+uint8_t x_582; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_582 = !lean_is_exclusive(x_5);
+if (x_582 == 0)
+{
+return x_5;
+}
+else
+{
+lean_object* x_583; lean_object* x_584; lean_object* x_585; 
+x_583 = lean_ctor_get(x_5, 0);
+x_584 = lean_ctor_get(x_5, 1);
+lean_inc(x_584);
+lean_inc(x_583);
+lean_dec(x_5);
+x_585 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_585, 0, x_583);
+lean_ctor_set(x_585, 1, x_584);
+return x_585;
+}
+}
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
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+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+uint8_t x_7; lean_object* x_8; 
+x_7 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_8 = lean_box(x_7);
+return x_8;
+}
+}
+lean_object* l_Lean_Meta_clear___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_Meta_clear(x_1, x_2, x_3, x_4);
+lean_dec(x_3);
+return x_5;
+}
+}
+lean_object* initialize_Init_Lean_Meta_Tactic_Util(lean_object*);
+static bool _G_initialized = false;
+lean_object* initialize_Init_Lean_Meta_Tactic_Clear(lean_object* w) {
+lean_object * res;
+if (_G_initialized) return lean_mk_io_result(lean_box(0));
+_G_initialized = true;
+res = initialize_Init_Lean_Meta_Tactic_Util(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8);
+l_Lean_Meta_clear___closed__1 = _init_l_Lean_Meta_clear___closed__1();
+lean_mark_persistent(l_Lean_Meta_clear___closed__1);
+l_Lean_Meta_clear___closed__2 = _init_l_Lean_Meta_clear___closed__2();
+lean_mark_persistent(l_Lean_Meta_clear___closed__2);
+l_Lean_Meta_clear___closed__3 = _init_l_Lean_Meta_clear___closed__3();
+lean_mark_persistent(l_Lean_Meta_clear___closed__3);
+l_Lean_Meta_clear___closed__4 = _init_l_Lean_Meta_clear___closed__4();
+lean_mark_persistent(l_Lean_Meta_clear___closed__4);
+l_Lean_Meta_clear___closed__5 = _init_l_Lean_Meta_clear___closed__5();
+lean_mark_persistent(l_Lean_Meta_clear___closed__5);
+l_Lean_Meta_clear___closed__6 = _init_l_Lean_Meta_clear___closed__6();
+lean_mark_persistent(l_Lean_Meta_clear___closed__6);
+l_Lean_Meta_clear___closed__7 = _init_l_Lean_Meta_clear___closed__7();
+lean_mark_persistent(l_Lean_Meta_clear___closed__7);
+l_Lean_Meta_clear___closed__8 = _init_l_Lean_Meta_clear___closed__8();
+lean_mark_persistent(l_Lean_Meta_clear___closed__8);
+return lean_mk_io_result(lean_box(0));
+}
+#ifdef __cplusplus
+}
+#endif
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic/Intro.c b/stage0/stdlib/Init/Lean/Meta/Tactic/Intro.c
index da74cc0716..c5c4bc8e0d 100644
--- a/stage0/stdlib/Init/Lean/Meta/Tactic/Intro.c
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic/Intro.c
@@ -23,7 +23,6 @@ extern lean_object* l_EIO_Monad___closed__1;
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* lean_local_ctx_mk_let_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_introN___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isClassQuick___main(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
@@ -31,20 +30,25 @@ lean_object* l_ReaderT_bind___at_Lean_Meta_isClassExpensive___main___spec__4___r
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 lean_object* l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Name_inhabited;
+extern lean_object* l_Id_monad;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_introN___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_isEqvAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__1;
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
 lean_object* l_Lean_Meta_intro(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_introNCore___rarg___lambda__1___boxed(lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__4;
 lean_object* lean_expr_instantiate_rev_range(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarType(lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
+uint8_t l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
+lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introN___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__5;
@@ -54,6 +58,7 @@ lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_o
 lean_object* l_Lean_Meta_introNCore(lean_object*);
 lean_object* l_Lean_Meta_mkFreshId___rarg(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_introN___spec__4___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_introNCore___rarg___lambda__1(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isForall(lean_object*);
 lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkFVar(lean_object*);
@@ -61,12 +66,15 @@ uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_intro___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAuxName___closed__1;
+lean_object* l_Lean_Meta_introNCore___rarg___closed__1;
 lean_object* l_Lean_LocalDecl_type(lean_object*);
 lean_object* lean_local_ctx_mk_local_decl(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
+lean_object* l_Array_umapMAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwTacticEx___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_checkNotAssigned(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVar(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalInstance_hasBeq___closed__1;
@@ -74,10 +82,10 @@ lean_object* l_Lean_Meta_mkLambda(lean_object*, lean_object*, lean_object*, lean
 lean_object* l_Lean_Meta_intro1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg___closed__1;
-extern lean_object* l_Lean_Expr_Inhabited;
 lean_object* l_Lean_Meta_introNCoreAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalInstance_beq(lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAuxName(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarTag___boxed(lean_object*, lean_object*, lean_object*);
@@ -86,6 +94,7 @@ lean_object* l_Lean_Meta_isClassExpensive(lean_object*, lean_object*, lean_objec
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_introN___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux___main(lean_object*);
 lean_object* l_Lean_Meta_introNCoreAux(lean_object*);
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_intro1___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getFVarLocalDecl(lean_object*, lean_object*, lean_object*);
@@ -585,6 +594,22 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_introNCoreAux___rarg), 10, 0);
 return x_2;
 }
 }
+lean_object* l_Lean_Meta_introNCore___rarg___lambda__1(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_Lean_Expr_fvarId_x21(x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_introNCore___rarg___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Meta_introNCore___rarg___lambda__1___boxed), 2, 0);
+return x_1;
+}
+}
 lean_object* l_Lean_Meta_introNCore___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
@@ -629,115 +654,209 @@ lean_ctor_set(x_5, 2, x_15);
 lean_ctor_set(x_5, 1, x_14);
 if (x_18 == 0)
 {
-lean_object* x_211; 
+lean_object* x_258; 
 lean_dec(x_15);
 lean_dec(x_12);
-x_211 = lean_box(0);
-x_19 = x_211;
-goto block_210;
+x_258 = lean_box(0);
+x_19 = x_258;
+goto block_257;
 }
 else
 {
-lean_object* x_212; lean_object* x_213; uint8_t x_214; 
-x_212 = l_Lean_LocalInstance_hasBeq___closed__1;
-x_213 = lean_unsigned_to_nat(0u);
-x_214 = l_Array_isEqvAux___main___rarg(x_12, x_15, lean_box(0), x_212, x_213);
+lean_object* x_259; lean_object* x_260; uint8_t x_261; 
+x_259 = l_Lean_LocalInstance_hasBeq___closed__1;
+x_260 = lean_unsigned_to_nat(0u);
+x_261 = l_Array_isEqvAux___main___rarg(x_12, x_15, lean_box(0), x_259, x_260);
 lean_dec(x_15);
 lean_dec(x_12);
-if (x_214 == 0)
+if (x_261 == 0)
 {
-lean_object* x_215; 
-x_215 = lean_box(0);
-x_19 = x_215;
-goto block_210;
+lean_object* x_262; 
+x_262 = lean_box(0);
+x_19 = x_262;
+goto block_257;
 }
 else
 {
-lean_object* x_216; lean_object* x_217; 
+lean_object* x_263; lean_object* x_264; 
 lean_dec(x_10);
-x_216 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+x_263 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
 lean_inc(x_1);
-x_217 = l_Lean_Meta_checkNotAssigned(x_1, x_216, x_5, x_9);
-if (lean_obj_tag(x_217) == 0)
+x_264 = l_Lean_Meta_checkNotAssigned(x_1, x_263, x_5, x_9);
+if (lean_obj_tag(x_264) == 0)
 {
-lean_object* x_218; lean_object* x_219; 
-x_218 = lean_ctor_get(x_217, 1);
-lean_inc(x_218);
-lean_dec(x_217);
+lean_object* x_265; lean_object* x_266; 
+x_265 = lean_ctor_get(x_264, 1);
+lean_inc(x_265);
+lean_dec(x_264);
 lean_inc(x_1);
-x_219 = l_Lean_Meta_getMVarType(x_1, x_5, x_218);
-if (lean_obj_tag(x_219) == 0)
+x_266 = l_Lean_Meta_getMVarType(x_1, x_5, x_265);
+if (lean_obj_tag(x_266) == 0)
 {
-lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; 
-x_220 = lean_ctor_get(x_219, 0);
-lean_inc(x_220);
-x_221 = lean_ctor_get(x_219, 1);
-lean_inc(x_221);
-lean_dec(x_219);
-x_222 = l_Array_empty___closed__1;
-x_223 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_222, x_213, x_4, x_220, x_5, x_221);
-return x_223;
+lean_object* x_267; lean_object* x_268; lean_object* x_269; lean_object* x_270; 
+x_267 = lean_ctor_get(x_266, 0);
+lean_inc(x_267);
+x_268 = lean_ctor_get(x_266, 1);
+lean_inc(x_268);
+lean_dec(x_266);
+x_269 = l_Array_empty___closed__1;
+x_270 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_269, x_260, x_4, x_267, x_5, x_268);
+if (lean_obj_tag(x_270) == 0)
+{
+uint8_t x_271; 
+x_271 = !lean_is_exclusive(x_270);
+if (x_271 == 0)
+{
+lean_object* x_272; uint8_t x_273; 
+x_272 = lean_ctor_get(x_270, 0);
+x_273 = !lean_is_exclusive(x_272);
+if (x_273 == 0)
+{
+lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; 
+x_274 = lean_ctor_get(x_272, 0);
+x_275 = l_Id_monad;
+x_276 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_277 = l_Array_umapMAux___main___rarg(x_275, lean_box(0), x_276, x_260, x_274);
+lean_ctor_set(x_272, 0, x_277);
+return x_270;
 }
 else
 {
-uint8_t x_224; 
+lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; 
+x_278 = lean_ctor_get(x_272, 0);
+x_279 = lean_ctor_get(x_272, 1);
+lean_inc(x_279);
+lean_inc(x_278);
+lean_dec(x_272);
+x_280 = l_Id_monad;
+x_281 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_282 = l_Array_umapMAux___main___rarg(x_280, lean_box(0), x_281, x_260, x_278);
+x_283 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_283, 0, x_282);
+lean_ctor_set(x_283, 1, x_279);
+lean_ctor_set(x_270, 0, x_283);
+return x_270;
+}
+}
+else
+{
+lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; lean_object* x_293; 
+x_284 = lean_ctor_get(x_270, 0);
+x_285 = lean_ctor_get(x_270, 1);
+lean_inc(x_285);
+lean_inc(x_284);
+lean_dec(x_270);
+x_286 = lean_ctor_get(x_284, 0);
+lean_inc(x_286);
+x_287 = lean_ctor_get(x_284, 1);
+lean_inc(x_287);
+if (lean_is_exclusive(x_284)) {
+ lean_ctor_release(x_284, 0);
+ lean_ctor_release(x_284, 1);
+ x_288 = x_284;
+} else {
+ lean_dec_ref(x_284);
+ x_288 = lean_box(0);
+}
+x_289 = l_Id_monad;
+x_290 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_291 = l_Array_umapMAux___main___rarg(x_289, lean_box(0), x_290, x_260, x_286);
+if (lean_is_scalar(x_288)) {
+ x_292 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_292 = x_288;
+}
+lean_ctor_set(x_292, 0, x_291);
+lean_ctor_set(x_292, 1, x_287);
+x_293 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_293, 0, x_292);
+lean_ctor_set(x_293, 1, x_285);
+return x_293;
+}
+}
+else
+{
+uint8_t x_294; 
+x_294 = !lean_is_exclusive(x_270);
+if (x_294 == 0)
+{
+return x_270;
+}
+else
+{
+lean_object* x_295; lean_object* x_296; lean_object* x_297; 
+x_295 = lean_ctor_get(x_270, 0);
+x_296 = lean_ctor_get(x_270, 1);
+lean_inc(x_296);
+lean_inc(x_295);
+lean_dec(x_270);
+x_297 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_297, 0, x_295);
+lean_ctor_set(x_297, 1, x_296);
+return x_297;
+}
+}
+}
+else
+{
+uint8_t x_298; 
 lean_dec(x_5);
 lean_dec(x_14);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_224 = !lean_is_exclusive(x_219);
-if (x_224 == 0)
+x_298 = !lean_is_exclusive(x_266);
+if (x_298 == 0)
 {
-return x_219;
+return x_266;
 }
 else
 {
-lean_object* x_225; lean_object* x_226; lean_object* x_227; 
-x_225 = lean_ctor_get(x_219, 0);
-x_226 = lean_ctor_get(x_219, 1);
-lean_inc(x_226);
-lean_inc(x_225);
-lean_dec(x_219);
-x_227 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_227, 0, x_225);
-lean_ctor_set(x_227, 1, x_226);
-return x_227;
+lean_object* x_299; lean_object* x_300; lean_object* x_301; 
+x_299 = lean_ctor_get(x_266, 0);
+x_300 = lean_ctor_get(x_266, 1);
+lean_inc(x_300);
+lean_inc(x_299);
+lean_dec(x_266);
+x_301 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_301, 0, x_299);
+lean_ctor_set(x_301, 1, x_300);
+return x_301;
 }
 }
 }
 else
 {
-uint8_t x_228; 
+uint8_t x_302; 
 lean_dec(x_5);
 lean_dec(x_14);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_228 = !lean_is_exclusive(x_217);
-if (x_228 == 0)
+x_302 = !lean_is_exclusive(x_264);
+if (x_302 == 0)
 {
-return x_217;
+return x_264;
 }
 else
 {
-lean_object* x_229; lean_object* x_230; lean_object* x_231; 
-x_229 = lean_ctor_get(x_217, 0);
-x_230 = lean_ctor_get(x_217, 1);
-lean_inc(x_230);
-lean_inc(x_229);
-lean_dec(x_217);
-x_231 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_231, 0, x_229);
-lean_ctor_set(x_231, 1, x_230);
-return x_231;
+lean_object* x_303; lean_object* x_304; lean_object* x_305; 
+x_303 = lean_ctor_get(x_264, 0);
+x_304 = lean_ctor_get(x_264, 1);
+lean_inc(x_304);
+lean_inc(x_303);
+lean_dec(x_264);
+x_305 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_305, 0, x_303);
+lean_ctor_set(x_305, 1, x_304);
+return x_305;
 }
 }
 }
 }
-block_210:
+block_257:
 {
 uint8_t x_20; 
 lean_dec(x_19);
@@ -777,209 +896,317 @@ x_56 = lean_unsigned_to_nat(0u);
 x_57 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_55, x_56, x_4, x_53, x_5, x_54);
 if (lean_obj_tag(x_57) == 0)
 {
-lean_object* x_58; lean_object* x_59; uint8_t x_60; 
+uint8_t x_58; 
 lean_dec(x_10);
-x_58 = lean_ctor_get(x_57, 1);
-lean_inc(x_58);
-x_59 = lean_ctor_get(x_58, 2);
-lean_inc(x_59);
-x_60 = !lean_is_exclusive(x_57);
+x_58 = !lean_is_exclusive(x_57);
+if (x_58 == 0)
+{
+lean_object* x_59; uint8_t x_60; 
+x_59 = lean_ctor_get(x_57, 0);
+x_60 = !lean_is_exclusive(x_59);
 if (x_60 == 0)
 {
-lean_object* x_61; uint8_t x_62; 
+lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; uint8_t x_66; 
 x_61 = lean_ctor_get(x_57, 1);
-lean_dec(x_61);
-x_62 = !lean_is_exclusive(x_58);
-if (x_62 == 0)
+x_62 = lean_ctor_get(x_59, 0);
+x_63 = l_Id_monad;
+x_64 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_65 = l_Array_umapMAux___main___rarg(x_63, lean_box(0), x_64, x_56, x_62);
+lean_ctor_set(x_59, 0, x_65);
+x_66 = !lean_is_exclusive(x_61);
+if (x_66 == 0)
 {
-lean_object* x_63; uint8_t x_64; 
-x_63 = lean_ctor_get(x_58, 2);
-lean_dec(x_63);
-x_64 = !lean_is_exclusive(x_59);
-if (x_64 == 0)
+lean_object* x_67; uint8_t x_68; 
+x_67 = lean_ctor_get(x_61, 2);
+x_68 = !lean_is_exclusive(x_67);
+if (x_68 == 0)
 {
-lean_object* x_65; 
-x_65 = lean_ctor_get(x_59, 2);
-lean_dec(x_65);
-lean_ctor_set(x_59, 2, x_23);
+lean_object* x_69; 
+x_69 = lean_ctor_get(x_67, 2);
+lean_dec(x_69);
+lean_ctor_set(x_67, 2, x_23);
 return x_57;
 }
 else
 {
-lean_object* x_66; lean_object* x_67; lean_object* x_68; 
-x_66 = lean_ctor_get(x_59, 0);
-x_67 = lean_ctor_get(x_59, 1);
-lean_inc(x_67);
-lean_inc(x_66);
-lean_dec(x_59);
-x_68 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_68, 0, x_66);
-lean_ctor_set(x_68, 1, x_67);
-lean_ctor_set(x_68, 2, x_23);
-lean_ctor_set(x_58, 2, x_68);
-return x_57;
-}
-}
-else
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_69 = lean_ctor_get(x_58, 0);
-x_70 = lean_ctor_get(x_58, 1);
-x_71 = lean_ctor_get(x_58, 3);
-x_72 = lean_ctor_get(x_58, 4);
-x_73 = lean_ctor_get(x_58, 5);
-lean_inc(x_73);
-lean_inc(x_72);
+lean_object* x_70; lean_object* x_71; lean_object* x_72; 
+x_70 = lean_ctor_get(x_67, 0);
+x_71 = lean_ctor_get(x_67, 1);
 lean_inc(x_71);
 lean_inc(x_70);
-lean_inc(x_69);
-lean_dec(x_58);
-x_74 = lean_ctor_get(x_59, 0);
-lean_inc(x_74);
-x_75 = lean_ctor_get(x_59, 1);
-lean_inc(x_75);
-if (lean_is_exclusive(x_59)) {
- lean_ctor_release(x_59, 0);
- lean_ctor_release(x_59, 1);
- lean_ctor_release(x_59, 2);
- x_76 = x_59;
-} else {
- lean_dec_ref(x_59);
- x_76 = lean_box(0);
-}
-if (lean_is_scalar(x_76)) {
- x_77 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_77 = x_76;
-}
-lean_ctor_set(x_77, 0, x_74);
-lean_ctor_set(x_77, 1, x_75);
-lean_ctor_set(x_77, 2, x_23);
-x_78 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_78, 0, x_69);
-lean_ctor_set(x_78, 1, x_70);
-lean_ctor_set(x_78, 2, x_77);
-lean_ctor_set(x_78, 3, x_71);
-lean_ctor_set(x_78, 4, x_72);
-lean_ctor_set(x_78, 5, x_73);
-lean_ctor_set(x_57, 1, x_78);
+lean_dec(x_67);
+x_72 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_72, 0, x_70);
+lean_ctor_set(x_72, 1, x_71);
+lean_ctor_set(x_72, 2, x_23);
+lean_ctor_set(x_61, 2, x_72);
 return x_57;
 }
 }
 else
 {
-lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; 
-x_79 = lean_ctor_get(x_57, 0);
+lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+x_73 = lean_ctor_get(x_61, 2);
+x_74 = lean_ctor_get(x_61, 0);
+x_75 = lean_ctor_get(x_61, 1);
+x_76 = lean_ctor_get(x_61, 3);
+x_77 = lean_ctor_get(x_61, 4);
+x_78 = lean_ctor_get(x_61, 5);
+lean_inc(x_78);
+lean_inc(x_77);
+lean_inc(x_76);
+lean_inc(x_73);
+lean_inc(x_75);
+lean_inc(x_74);
+lean_dec(x_61);
+x_79 = lean_ctor_get(x_73, 0);
 lean_inc(x_79);
-lean_dec(x_57);
-x_80 = lean_ctor_get(x_58, 0);
+x_80 = lean_ctor_get(x_73, 1);
 lean_inc(x_80);
-x_81 = lean_ctor_get(x_58, 1);
-lean_inc(x_81);
-x_82 = lean_ctor_get(x_58, 3);
-lean_inc(x_82);
-x_83 = lean_ctor_get(x_58, 4);
-lean_inc(x_83);
-x_84 = lean_ctor_get(x_58, 5);
-lean_inc(x_84);
-if (lean_is_exclusive(x_58)) {
- lean_ctor_release(x_58, 0);
- lean_ctor_release(x_58, 1);
- lean_ctor_release(x_58, 2);
- lean_ctor_release(x_58, 3);
- lean_ctor_release(x_58, 4);
- lean_ctor_release(x_58, 5);
- x_85 = x_58;
+if (lean_is_exclusive(x_73)) {
+ lean_ctor_release(x_73, 0);
+ lean_ctor_release(x_73, 1);
+ lean_ctor_release(x_73, 2);
+ x_81 = x_73;
 } else {
- lean_dec_ref(x_58);
- x_85 = lean_box(0);
+ lean_dec_ref(x_73);
+ x_81 = lean_box(0);
 }
-x_86 = lean_ctor_get(x_59, 0);
+if (lean_is_scalar(x_81)) {
+ x_82 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_82 = x_81;
+}
+lean_ctor_set(x_82, 0, x_79);
+lean_ctor_set(x_82, 1, x_80);
+lean_ctor_set(x_82, 2, x_23);
+x_83 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_83, 0, x_74);
+lean_ctor_set(x_83, 1, x_75);
+lean_ctor_set(x_83, 2, x_82);
+lean_ctor_set(x_83, 3, x_76);
+lean_ctor_set(x_83, 4, x_77);
+lean_ctor_set(x_83, 5, x_78);
+lean_ctor_set(x_57, 1, x_83);
+return x_57;
+}
+}
+else
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; 
+x_84 = lean_ctor_get(x_57, 1);
+x_85 = lean_ctor_get(x_59, 0);
+x_86 = lean_ctor_get(x_59, 1);
 lean_inc(x_86);
-x_87 = lean_ctor_get(x_59, 1);
-lean_inc(x_87);
-if (lean_is_exclusive(x_59)) {
- lean_ctor_release(x_59, 0);
- lean_ctor_release(x_59, 1);
- lean_ctor_release(x_59, 2);
- x_88 = x_59;
-} else {
- lean_dec_ref(x_59);
- x_88 = lean_box(0);
-}
-if (lean_is_scalar(x_88)) {
- x_89 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_89 = x_88;
-}
-lean_ctor_set(x_89, 0, x_86);
-lean_ctor_set(x_89, 1, x_87);
-lean_ctor_set(x_89, 2, x_23);
-if (lean_is_scalar(x_85)) {
- x_90 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_90 = x_85;
-}
-lean_ctor_set(x_90, 0, x_80);
-lean_ctor_set(x_90, 1, x_81);
-lean_ctor_set(x_90, 2, x_89);
-lean_ctor_set(x_90, 3, x_82);
-lean_ctor_set(x_90, 4, x_83);
-lean_ctor_set(x_90, 5, x_84);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_79);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; lean_object* x_93; 
-x_92 = lean_ctor_get(x_57, 0);
+lean_inc(x_85);
+lean_dec(x_59);
+x_87 = l_Id_monad;
+x_88 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_89 = l_Array_umapMAux___main___rarg(x_87, lean_box(0), x_88, x_56, x_85);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_89);
+lean_ctor_set(x_90, 1, x_86);
+x_91 = lean_ctor_get(x_84, 2);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_84, 0);
 lean_inc(x_92);
-x_93 = lean_ctor_get(x_57, 1);
+x_93 = lean_ctor_get(x_84, 1);
 lean_inc(x_93);
-lean_dec(x_57);
-x_24 = x_92;
-x_25 = x_93;
-goto block_47;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; 
-lean_dec(x_5);
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_94 = lean_ctor_get(x_52, 0);
+x_94 = lean_ctor_get(x_84, 3);
 lean_inc(x_94);
-x_95 = lean_ctor_get(x_52, 1);
+x_95 = lean_ctor_get(x_84, 4);
 lean_inc(x_95);
-lean_dec(x_52);
-x_24 = x_94;
-x_25 = x_95;
+x_96 = lean_ctor_get(x_84, 5);
+lean_inc(x_96);
+if (lean_is_exclusive(x_84)) {
+ lean_ctor_release(x_84, 0);
+ lean_ctor_release(x_84, 1);
+ lean_ctor_release(x_84, 2);
+ lean_ctor_release(x_84, 3);
+ lean_ctor_release(x_84, 4);
+ lean_ctor_release(x_84, 5);
+ x_97 = x_84;
+} else {
+ lean_dec_ref(x_84);
+ x_97 = lean_box(0);
+}
+x_98 = lean_ctor_get(x_91, 0);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_91, 1);
+lean_inc(x_99);
+if (lean_is_exclusive(x_91)) {
+ lean_ctor_release(x_91, 0);
+ lean_ctor_release(x_91, 1);
+ lean_ctor_release(x_91, 2);
+ x_100 = x_91;
+} else {
+ lean_dec_ref(x_91);
+ x_100 = lean_box(0);
+}
+if (lean_is_scalar(x_100)) {
+ x_101 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_101 = x_100;
+}
+lean_ctor_set(x_101, 0, x_98);
+lean_ctor_set(x_101, 1, x_99);
+lean_ctor_set(x_101, 2, x_23);
+if (lean_is_scalar(x_97)) {
+ x_102 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_102 = x_97;
+}
+lean_ctor_set(x_102, 0, x_92);
+lean_ctor_set(x_102, 1, x_93);
+lean_ctor_set(x_102, 2, x_101);
+lean_ctor_set(x_102, 3, x_94);
+lean_ctor_set(x_102, 4, x_95);
+lean_ctor_set(x_102, 5, x_96);
+lean_ctor_set(x_57, 1, x_102);
+lean_ctor_set(x_57, 0, x_90);
+return x_57;
+}
+}
+else
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
+x_103 = lean_ctor_get(x_57, 0);
+x_104 = lean_ctor_get(x_57, 1);
+lean_inc(x_104);
+lean_inc(x_103);
+lean_dec(x_57);
+x_105 = lean_ctor_get(x_103, 0);
+lean_inc(x_105);
+x_106 = lean_ctor_get(x_103, 1);
+lean_inc(x_106);
+if (lean_is_exclusive(x_103)) {
+ lean_ctor_release(x_103, 0);
+ lean_ctor_release(x_103, 1);
+ x_107 = x_103;
+} else {
+ lean_dec_ref(x_103);
+ x_107 = lean_box(0);
+}
+x_108 = l_Id_monad;
+x_109 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_110 = l_Array_umapMAux___main___rarg(x_108, lean_box(0), x_109, x_56, x_105);
+if (lean_is_scalar(x_107)) {
+ x_111 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_111 = x_107;
+}
+lean_ctor_set(x_111, 0, x_110);
+lean_ctor_set(x_111, 1, x_106);
+x_112 = lean_ctor_get(x_104, 2);
+lean_inc(x_112);
+x_113 = lean_ctor_get(x_104, 0);
+lean_inc(x_113);
+x_114 = lean_ctor_get(x_104, 1);
+lean_inc(x_114);
+x_115 = lean_ctor_get(x_104, 3);
+lean_inc(x_115);
+x_116 = lean_ctor_get(x_104, 4);
+lean_inc(x_116);
+x_117 = lean_ctor_get(x_104, 5);
+lean_inc(x_117);
+if (lean_is_exclusive(x_104)) {
+ lean_ctor_release(x_104, 0);
+ lean_ctor_release(x_104, 1);
+ lean_ctor_release(x_104, 2);
+ lean_ctor_release(x_104, 3);
+ lean_ctor_release(x_104, 4);
+ lean_ctor_release(x_104, 5);
+ x_118 = x_104;
+} else {
+ lean_dec_ref(x_104);
+ x_118 = lean_box(0);
+}
+x_119 = lean_ctor_get(x_112, 0);
+lean_inc(x_119);
+x_120 = lean_ctor_get(x_112, 1);
+lean_inc(x_120);
+if (lean_is_exclusive(x_112)) {
+ lean_ctor_release(x_112, 0);
+ lean_ctor_release(x_112, 1);
+ lean_ctor_release(x_112, 2);
+ x_121 = x_112;
+} else {
+ lean_dec_ref(x_112);
+ x_121 = lean_box(0);
+}
+if (lean_is_scalar(x_121)) {
+ x_122 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_122 = x_121;
+}
+lean_ctor_set(x_122, 0, x_119);
+lean_ctor_set(x_122, 1, x_120);
+lean_ctor_set(x_122, 2, x_23);
+if (lean_is_scalar(x_118)) {
+ x_123 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_123 = x_118;
+}
+lean_ctor_set(x_123, 0, x_113);
+lean_ctor_set(x_123, 1, x_114);
+lean_ctor_set(x_123, 2, x_122);
+lean_ctor_set(x_123, 3, x_115);
+lean_ctor_set(x_123, 4, x_116);
+lean_ctor_set(x_123, 5, x_117);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_111);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; lean_object* x_126; 
+x_125 = lean_ctor_get(x_57, 0);
+lean_inc(x_125);
+x_126 = lean_ctor_get(x_57, 1);
+lean_inc(x_126);
+lean_dec(x_57);
+x_24 = x_125;
+x_25 = x_126;
 goto block_47;
 }
 }
 else
 {
-lean_object* x_96; lean_object* x_97; 
+lean_object* x_127; lean_object* x_128; 
 lean_dec(x_5);
 lean_dec(x_14);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_96 = lean_ctor_get(x_50, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_50, 1);
-lean_inc(x_97);
+x_127 = lean_ctor_get(x_52, 0);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_52, 1);
+lean_inc(x_128);
+lean_dec(x_52);
+x_24 = x_127;
+x_25 = x_128;
+goto block_47;
+}
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+lean_dec(x_5);
+lean_dec(x_14);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_129 = lean_ctor_get(x_50, 0);
+lean_inc(x_129);
+x_130 = lean_ctor_get(x_50, 1);
+lean_inc(x_130);
 lean_dec(x_50);
-x_24 = x_96;
-x_25 = x_97;
+x_24 = x_129;
+x_25 = x_130;
 goto block_47;
 }
 block_47:
@@ -1089,676 +1316,789 @@ return x_46;
 }
 else
 {
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; 
-x_98 = lean_ctor_get(x_21, 0);
-x_99 = lean_ctor_get(x_21, 1);
-x_100 = lean_ctor_get(x_21, 2);
-lean_inc(x_100);
-lean_inc(x_99);
-lean_inc(x_98);
-lean_dec(x_21);
-x_117 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-x_118 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_118, 0, x_98);
-lean_ctor_set(x_118, 1, x_99);
-lean_ctor_set(x_118, 2, x_117);
-lean_ctor_set(x_9, 2, x_118);
-x_119 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
-lean_inc(x_1);
-x_120 = l_Lean_Meta_checkNotAssigned(x_1, x_119, x_5, x_9);
-if (lean_obj_tag(x_120) == 0)
-{
-lean_object* x_121; lean_object* x_122; 
-x_121 = lean_ctor_get(x_120, 1);
-lean_inc(x_121);
-lean_dec(x_120);
-lean_inc(x_1);
-x_122 = l_Lean_Meta_getMVarType(x_1, x_5, x_121);
-if (lean_obj_tag(x_122) == 0)
-{
-lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
-x_123 = lean_ctor_get(x_122, 0);
-lean_inc(x_123);
-x_124 = lean_ctor_get(x_122, 1);
-lean_inc(x_124);
-lean_dec(x_122);
-x_125 = l_Array_empty___closed__1;
-x_126 = lean_unsigned_to_nat(0u);
-x_127 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_125, x_126, x_4, x_123, x_5, x_124);
-if (lean_obj_tag(x_127) == 0)
-{
-lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
-lean_dec(x_10);
-x_128 = lean_ctor_get(x_127, 1);
-lean_inc(x_128);
-x_129 = lean_ctor_get(x_128, 2);
-lean_inc(x_129);
-x_130 = lean_ctor_get(x_127, 0);
-lean_inc(x_130);
-if (lean_is_exclusive(x_127)) {
- lean_ctor_release(x_127, 0);
- lean_ctor_release(x_127, 1);
- x_131 = x_127;
-} else {
- lean_dec_ref(x_127);
- x_131 = lean_box(0);
-}
-x_132 = lean_ctor_get(x_128, 0);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_128, 1);
+lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; 
+x_131 = lean_ctor_get(x_21, 0);
+x_132 = lean_ctor_get(x_21, 1);
+x_133 = lean_ctor_get(x_21, 2);
 lean_inc(x_133);
-x_134 = lean_ctor_get(x_128, 3);
-lean_inc(x_134);
-x_135 = lean_ctor_get(x_128, 4);
-lean_inc(x_135);
-x_136 = lean_ctor_get(x_128, 5);
-lean_inc(x_136);
-if (lean_is_exclusive(x_128)) {
- lean_ctor_release(x_128, 0);
- lean_ctor_release(x_128, 1);
- lean_ctor_release(x_128, 2);
- lean_ctor_release(x_128, 3);
- lean_ctor_release(x_128, 4);
- lean_ctor_release(x_128, 5);
- x_137 = x_128;
-} else {
- lean_dec_ref(x_128);
- x_137 = lean_box(0);
-}
-x_138 = lean_ctor_get(x_129, 0);
-lean_inc(x_138);
-x_139 = lean_ctor_get(x_129, 1);
-lean_inc(x_139);
-if (lean_is_exclusive(x_129)) {
- lean_ctor_release(x_129, 0);
- lean_ctor_release(x_129, 1);
- lean_ctor_release(x_129, 2);
- x_140 = x_129;
-} else {
- lean_dec_ref(x_129);
- x_140 = lean_box(0);
-}
-if (lean_is_scalar(x_140)) {
- x_141 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_141 = x_140;
-}
-lean_ctor_set(x_141, 0, x_138);
-lean_ctor_set(x_141, 1, x_139);
-lean_ctor_set(x_141, 2, x_100);
-if (lean_is_scalar(x_137)) {
- x_142 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_142 = x_137;
-}
-lean_ctor_set(x_142, 0, x_132);
-lean_ctor_set(x_142, 1, x_133);
-lean_ctor_set(x_142, 2, x_141);
-lean_ctor_set(x_142, 3, x_134);
-lean_ctor_set(x_142, 4, x_135);
-lean_ctor_set(x_142, 5, x_136);
-if (lean_is_scalar(x_131)) {
- x_143 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_143 = x_131;
-}
-lean_ctor_set(x_143, 0, x_130);
-lean_ctor_set(x_143, 1, x_142);
-return x_143;
-}
-else
+lean_inc(x_132);
+lean_inc(x_131);
+lean_dec(x_21);
+x_150 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_151 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_151, 0, x_131);
+lean_ctor_set(x_151, 1, x_132);
+lean_ctor_set(x_151, 2, x_150);
+lean_ctor_set(x_9, 2, x_151);
+x_152 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+lean_inc(x_1);
+x_153 = l_Lean_Meta_checkNotAssigned(x_1, x_152, x_5, x_9);
+if (lean_obj_tag(x_153) == 0)
 {
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_127, 0);
-lean_inc(x_144);
-x_145 = lean_ctor_get(x_127, 1);
-lean_inc(x_145);
-lean_dec(x_127);
-x_101 = x_144;
-x_102 = x_145;
-goto block_116;
-}
-}
-else
-{
-lean_object* x_146; lean_object* x_147; 
-lean_dec(x_5);
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_146 = lean_ctor_get(x_122, 0);
-lean_inc(x_146);
-x_147 = lean_ctor_get(x_122, 1);
-lean_inc(x_147);
-lean_dec(x_122);
-x_101 = x_146;
-x_102 = x_147;
-goto block_116;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; 
-lean_dec(x_5);
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_148 = lean_ctor_get(x_120, 0);
-lean_inc(x_148);
-x_149 = lean_ctor_get(x_120, 1);
-lean_inc(x_149);
-lean_dec(x_120);
-x_101 = x_148;
-x_102 = x_149;
-goto block_116;
-}
-block_116:
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
-x_103 = lean_ctor_get(x_102, 2);
-lean_inc(x_103);
-x_104 = lean_ctor_get(x_102, 0);
-lean_inc(x_104);
-x_105 = lean_ctor_get(x_102, 1);
-lean_inc(x_105);
-x_106 = lean_ctor_get(x_102, 3);
-lean_inc(x_106);
-x_107 = lean_ctor_get(x_102, 4);
-lean_inc(x_107);
-x_108 = lean_ctor_get(x_102, 5);
-lean_inc(x_108);
-if (lean_is_exclusive(x_102)) {
- lean_ctor_release(x_102, 0);
- lean_ctor_release(x_102, 1);
- lean_ctor_release(x_102, 2);
- lean_ctor_release(x_102, 3);
- lean_ctor_release(x_102, 4);
- lean_ctor_release(x_102, 5);
- x_109 = x_102;
-} else {
- lean_dec_ref(x_102);
- x_109 = lean_box(0);
-}
-x_110 = lean_ctor_get(x_103, 0);
-lean_inc(x_110);
-x_111 = lean_ctor_get(x_103, 1);
-lean_inc(x_111);
-if (lean_is_exclusive(x_103)) {
- lean_ctor_release(x_103, 0);
- lean_ctor_release(x_103, 1);
- lean_ctor_release(x_103, 2);
- x_112 = x_103;
-} else {
- lean_dec_ref(x_103);
- x_112 = lean_box(0);
-}
-if (lean_is_scalar(x_112)) {
- x_113 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_113 = x_112;
-}
-lean_ctor_set(x_113, 0, x_110);
-lean_ctor_set(x_113, 1, x_111);
-lean_ctor_set(x_113, 2, x_100);
-if (lean_is_scalar(x_109)) {
- x_114 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_114 = x_109;
-}
-lean_ctor_set(x_114, 0, x_104);
-lean_ctor_set(x_114, 1, x_105);
-lean_ctor_set(x_114, 2, x_113);
-lean_ctor_set(x_114, 3, x_106);
-lean_ctor_set(x_114, 4, x_107);
-lean_ctor_set(x_114, 5, x_108);
-if (lean_is_scalar(x_10)) {
- x_115 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_115 = x_10;
- lean_ctor_set_tag(x_115, 1);
-}
-lean_ctor_set(x_115, 0, x_101);
-lean_ctor_set(x_115, 1, x_114);
-return x_115;
-}
-}
-}
-else
-{
-lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; 
-x_150 = lean_ctor_get(x_9, 2);
-x_151 = lean_ctor_get(x_9, 0);
-x_152 = lean_ctor_get(x_9, 1);
-x_153 = lean_ctor_get(x_9, 3);
-x_154 = lean_ctor_get(x_9, 4);
-x_155 = lean_ctor_get(x_9, 5);
-lean_inc(x_155);
+lean_object* x_154; lean_object* x_155; 
+x_154 = lean_ctor_get(x_153, 1);
 lean_inc(x_154);
-lean_inc(x_153);
-lean_inc(x_150);
-lean_inc(x_152);
-lean_inc(x_151);
-lean_dec(x_9);
-x_156 = lean_ctor_get(x_150, 0);
+lean_dec(x_153);
+lean_inc(x_1);
+x_155 = l_Lean_Meta_getMVarType(x_1, x_5, x_154);
+if (lean_obj_tag(x_155) == 0)
+{
+lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; 
+x_156 = lean_ctor_get(x_155, 0);
 lean_inc(x_156);
-x_157 = lean_ctor_get(x_150, 1);
+x_157 = lean_ctor_get(x_155, 1);
 lean_inc(x_157);
-x_158 = lean_ctor_get(x_150, 2);
-lean_inc(x_158);
-if (lean_is_exclusive(x_150)) {
- lean_ctor_release(x_150, 0);
- lean_ctor_release(x_150, 1);
- lean_ctor_release(x_150, 2);
- x_159 = x_150;
-} else {
- lean_dec_ref(x_150);
- x_159 = lean_box(0);
-}
-x_176 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-if (lean_is_scalar(x_159)) {
- x_177 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_177 = x_159;
-}
-lean_ctor_set(x_177, 0, x_156);
-lean_ctor_set(x_177, 1, x_157);
-lean_ctor_set(x_177, 2, x_176);
-x_178 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_178, 0, x_151);
-lean_ctor_set(x_178, 1, x_152);
-lean_ctor_set(x_178, 2, x_177);
-lean_ctor_set(x_178, 3, x_153);
-lean_ctor_set(x_178, 4, x_154);
-lean_ctor_set(x_178, 5, x_155);
-x_179 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
-lean_inc(x_1);
-x_180 = l_Lean_Meta_checkNotAssigned(x_1, x_179, x_5, x_178);
-if (lean_obj_tag(x_180) == 0)
+lean_dec(x_155);
+x_158 = l_Array_empty___closed__1;
+x_159 = lean_unsigned_to_nat(0u);
+x_160 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_158, x_159, x_4, x_156, x_5, x_157);
+if (lean_obj_tag(x_160) == 0)
 {
-lean_object* x_181; lean_object* x_182; 
-x_181 = lean_ctor_get(x_180, 1);
-lean_inc(x_181);
-lean_dec(x_180);
-lean_inc(x_1);
-x_182 = l_Lean_Meta_getMVarType(x_1, x_5, x_181);
-if (lean_obj_tag(x_182) == 0)
-{
-lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; 
-x_183 = lean_ctor_get(x_182, 0);
-lean_inc(x_183);
-x_184 = lean_ctor_get(x_182, 1);
-lean_inc(x_184);
-lean_dec(x_182);
-x_185 = l_Array_empty___closed__1;
-x_186 = lean_unsigned_to_nat(0u);
-x_187 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_185, x_186, x_4, x_183, x_5, x_184);
-if (lean_obj_tag(x_187) == 0)
-{
-lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; 
+lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; 
 lean_dec(x_10);
-x_188 = lean_ctor_get(x_187, 1);
-lean_inc(x_188);
-x_189 = lean_ctor_get(x_188, 2);
-lean_inc(x_189);
-x_190 = lean_ctor_get(x_187, 0);
-lean_inc(x_190);
-if (lean_is_exclusive(x_187)) {
- lean_ctor_release(x_187, 0);
- lean_ctor_release(x_187, 1);
- x_191 = x_187;
-} else {
- lean_dec_ref(x_187);
- x_191 = lean_box(0);
-}
-x_192 = lean_ctor_get(x_188, 0);
-lean_inc(x_192);
-x_193 = lean_ctor_get(x_188, 1);
-lean_inc(x_193);
-x_194 = lean_ctor_get(x_188, 3);
-lean_inc(x_194);
-x_195 = lean_ctor_get(x_188, 4);
-lean_inc(x_195);
-x_196 = lean_ctor_get(x_188, 5);
-lean_inc(x_196);
-if (lean_is_exclusive(x_188)) {
- lean_ctor_release(x_188, 0);
- lean_ctor_release(x_188, 1);
- lean_ctor_release(x_188, 2);
- lean_ctor_release(x_188, 3);
- lean_ctor_release(x_188, 4);
- lean_ctor_release(x_188, 5);
- x_197 = x_188;
-} else {
- lean_dec_ref(x_188);
- x_197 = lean_box(0);
-}
-x_198 = lean_ctor_get(x_189, 0);
-lean_inc(x_198);
-x_199 = lean_ctor_get(x_189, 1);
-lean_inc(x_199);
-if (lean_is_exclusive(x_189)) {
- lean_ctor_release(x_189, 0);
- lean_ctor_release(x_189, 1);
- lean_ctor_release(x_189, 2);
- x_200 = x_189;
-} else {
- lean_dec_ref(x_189);
- x_200 = lean_box(0);
-}
-if (lean_is_scalar(x_200)) {
- x_201 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_201 = x_200;
-}
-lean_ctor_set(x_201, 0, x_198);
-lean_ctor_set(x_201, 1, x_199);
-lean_ctor_set(x_201, 2, x_158);
-if (lean_is_scalar(x_197)) {
- x_202 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_202 = x_197;
-}
-lean_ctor_set(x_202, 0, x_192);
-lean_ctor_set(x_202, 1, x_193);
-lean_ctor_set(x_202, 2, x_201);
-lean_ctor_set(x_202, 3, x_194);
-lean_ctor_set(x_202, 4, x_195);
-lean_ctor_set(x_202, 5, x_196);
-if (lean_is_scalar(x_191)) {
- x_203 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_203 = x_191;
-}
-lean_ctor_set(x_203, 0, x_190);
-lean_ctor_set(x_203, 1, x_202);
-return x_203;
-}
-else
-{
-lean_object* x_204; lean_object* x_205; 
-x_204 = lean_ctor_get(x_187, 0);
-lean_inc(x_204);
-x_205 = lean_ctor_get(x_187, 1);
-lean_inc(x_205);
-lean_dec(x_187);
-x_160 = x_204;
-x_161 = x_205;
-goto block_175;
-}
-}
-else
-{
-lean_object* x_206; lean_object* x_207; 
-lean_dec(x_5);
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_206 = lean_ctor_get(x_182, 0);
-lean_inc(x_206);
-x_207 = lean_ctor_get(x_182, 1);
-lean_inc(x_207);
-lean_dec(x_182);
-x_160 = x_206;
-x_161 = x_207;
-goto block_175;
-}
-}
-else
-{
-lean_object* x_208; lean_object* x_209; 
-lean_dec(x_5);
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_208 = lean_ctor_get(x_180, 0);
-lean_inc(x_208);
-x_209 = lean_ctor_get(x_180, 1);
-lean_inc(x_209);
-lean_dec(x_180);
-x_160 = x_208;
-x_161 = x_209;
-goto block_175;
-}
-block_175:
-{
-lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; 
-x_162 = lean_ctor_get(x_161, 2);
+x_161 = lean_ctor_get(x_160, 0);
+lean_inc(x_161);
+x_162 = lean_ctor_get(x_160, 1);
 lean_inc(x_162);
-x_163 = lean_ctor_get(x_161, 0);
-lean_inc(x_163);
-x_164 = lean_ctor_get(x_161, 1);
+if (lean_is_exclusive(x_160)) {
+ lean_ctor_release(x_160, 0);
+ lean_ctor_release(x_160, 1);
+ x_163 = x_160;
+} else {
+ lean_dec_ref(x_160);
+ x_163 = lean_box(0);
+}
+x_164 = lean_ctor_get(x_161, 0);
 lean_inc(x_164);
-x_165 = lean_ctor_get(x_161, 3);
+x_165 = lean_ctor_get(x_161, 1);
 lean_inc(x_165);
-x_166 = lean_ctor_get(x_161, 4);
-lean_inc(x_166);
-x_167 = lean_ctor_get(x_161, 5);
-lean_inc(x_167);
 if (lean_is_exclusive(x_161)) {
  lean_ctor_release(x_161, 0);
  lean_ctor_release(x_161, 1);
- lean_ctor_release(x_161, 2);
- lean_ctor_release(x_161, 3);
- lean_ctor_release(x_161, 4);
- lean_ctor_release(x_161, 5);
- x_168 = x_161;
+ x_166 = x_161;
 } else {
  lean_dec_ref(x_161);
- x_168 = lean_box(0);
+ x_166 = lean_box(0);
 }
-x_169 = lean_ctor_get(x_162, 0);
-lean_inc(x_169);
-x_170 = lean_ctor_get(x_162, 1);
-lean_inc(x_170);
+x_167 = l_Id_monad;
+x_168 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_169 = l_Array_umapMAux___main___rarg(x_167, lean_box(0), x_168, x_159, x_164);
+if (lean_is_scalar(x_166)) {
+ x_170 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_170 = x_166;
+}
+lean_ctor_set(x_170, 0, x_169);
+lean_ctor_set(x_170, 1, x_165);
+x_171 = lean_ctor_get(x_162, 2);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_162, 0);
+lean_inc(x_172);
+x_173 = lean_ctor_get(x_162, 1);
+lean_inc(x_173);
+x_174 = lean_ctor_get(x_162, 3);
+lean_inc(x_174);
+x_175 = lean_ctor_get(x_162, 4);
+lean_inc(x_175);
+x_176 = lean_ctor_get(x_162, 5);
+lean_inc(x_176);
 if (lean_is_exclusive(x_162)) {
  lean_ctor_release(x_162, 0);
  lean_ctor_release(x_162, 1);
  lean_ctor_release(x_162, 2);
- x_171 = x_162;
+ lean_ctor_release(x_162, 3);
+ lean_ctor_release(x_162, 4);
+ lean_ctor_release(x_162, 5);
+ x_177 = x_162;
 } else {
  lean_dec_ref(x_162);
- x_171 = lean_box(0);
+ x_177 = lean_box(0);
 }
-if (lean_is_scalar(x_171)) {
- x_172 = lean_alloc_ctor(0, 3, 0);
+x_178 = lean_ctor_get(x_171, 0);
+lean_inc(x_178);
+x_179 = lean_ctor_get(x_171, 1);
+lean_inc(x_179);
+if (lean_is_exclusive(x_171)) {
+ lean_ctor_release(x_171, 0);
+ lean_ctor_release(x_171, 1);
+ lean_ctor_release(x_171, 2);
+ x_180 = x_171;
 } else {
- x_172 = x_171;
+ lean_dec_ref(x_171);
+ x_180 = lean_box(0);
 }
-lean_ctor_set(x_172, 0, x_169);
-lean_ctor_set(x_172, 1, x_170);
-lean_ctor_set(x_172, 2, x_158);
-if (lean_is_scalar(x_168)) {
- x_173 = lean_alloc_ctor(0, 6, 0);
+if (lean_is_scalar(x_180)) {
+ x_181 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_173 = x_168;
+ x_181 = x_180;
 }
-lean_ctor_set(x_173, 0, x_163);
-lean_ctor_set(x_173, 1, x_164);
-lean_ctor_set(x_173, 2, x_172);
-lean_ctor_set(x_173, 3, x_165);
-lean_ctor_set(x_173, 4, x_166);
-lean_ctor_set(x_173, 5, x_167);
-if (lean_is_scalar(x_10)) {
- x_174 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_181, 0, x_178);
+lean_ctor_set(x_181, 1, x_179);
+lean_ctor_set(x_181, 2, x_133);
+if (lean_is_scalar(x_177)) {
+ x_182 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_174 = x_10;
- lean_ctor_set_tag(x_174, 1);
+ x_182 = x_177;
 }
-lean_ctor_set(x_174, 0, x_160);
-lean_ctor_set(x_174, 1, x_173);
-return x_174;
+lean_ctor_set(x_182, 0, x_172);
+lean_ctor_set(x_182, 1, x_173);
+lean_ctor_set(x_182, 2, x_181);
+lean_ctor_set(x_182, 3, x_174);
+lean_ctor_set(x_182, 4, x_175);
+lean_ctor_set(x_182, 5, x_176);
+if (lean_is_scalar(x_163)) {
+ x_183 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_183 = x_163;
 }
+lean_ctor_set(x_183, 0, x_170);
+lean_ctor_set(x_183, 1, x_182);
+return x_183;
 }
+else
+{
+lean_object* x_184; lean_object* x_185; 
+x_184 = lean_ctor_get(x_160, 0);
+lean_inc(x_184);
+x_185 = lean_ctor_get(x_160, 1);
+lean_inc(x_185);
+lean_dec(x_160);
+x_134 = x_184;
+x_135 = x_185;
+goto block_149;
 }
 }
 else
 {
-lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; uint8_t x_240; lean_object* x_241; lean_object* x_242; 
-x_232 = lean_ctor_get(x_5, 0);
-x_233 = lean_ctor_get(x_5, 2);
-x_234 = lean_ctor_get(x_5, 3);
-x_235 = lean_ctor_get(x_5, 4);
-lean_inc(x_235);
-lean_inc(x_234);
-lean_inc(x_233);
-lean_inc(x_232);
+lean_object* x_186; lean_object* x_187; 
 lean_dec(x_5);
-x_236 = lean_ctor_get(x_8, 1);
-lean_inc(x_236);
-x_237 = lean_ctor_get(x_8, 4);
-lean_inc(x_237);
-lean_dec(x_8);
-x_238 = lean_array_get_size(x_233);
-x_239 = lean_array_get_size(x_237);
-x_240 = lean_nat_dec_eq(x_238, x_239);
-lean_dec(x_239);
-lean_dec(x_238);
-lean_inc(x_237);
-lean_inc(x_236);
-x_241 = lean_alloc_ctor(0, 5, 0);
-lean_ctor_set(x_241, 0, x_232);
-lean_ctor_set(x_241, 1, x_236);
-lean_ctor_set(x_241, 2, x_237);
-lean_ctor_set(x_241, 3, x_234);
-lean_ctor_set(x_241, 4, x_235);
-if (x_240 == 0)
-{
-lean_object* x_305; 
-lean_dec(x_237);
-lean_dec(x_233);
-x_305 = lean_box(0);
-x_242 = x_305;
-goto block_304;
+lean_dec(x_14);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_186 = lean_ctor_get(x_155, 0);
+lean_inc(x_186);
+x_187 = lean_ctor_get(x_155, 1);
+lean_inc(x_187);
+lean_dec(x_155);
+x_134 = x_186;
+x_135 = x_187;
+goto block_149;
+}
 }
 else
 {
-lean_object* x_306; lean_object* x_307; uint8_t x_308; 
-x_306 = l_Lean_LocalInstance_hasBeq___closed__1;
-x_307 = lean_unsigned_to_nat(0u);
-x_308 = l_Array_isEqvAux___main___rarg(x_233, x_237, lean_box(0), x_306, x_307);
-lean_dec(x_237);
-lean_dec(x_233);
-if (x_308 == 0)
+lean_object* x_188; lean_object* x_189; 
+lean_dec(x_5);
+lean_dec(x_14);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_188 = lean_ctor_get(x_153, 0);
+lean_inc(x_188);
+x_189 = lean_ctor_get(x_153, 1);
+lean_inc(x_189);
+lean_dec(x_153);
+x_134 = x_188;
+x_135 = x_189;
+goto block_149;
+}
+block_149:
 {
-lean_object* x_309; 
-x_309 = lean_box(0);
-x_242 = x_309;
-goto block_304;
+lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; 
+x_136 = lean_ctor_get(x_135, 2);
+lean_inc(x_136);
+x_137 = lean_ctor_get(x_135, 0);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+x_139 = lean_ctor_get(x_135, 3);
+lean_inc(x_139);
+x_140 = lean_ctor_get(x_135, 4);
+lean_inc(x_140);
+x_141 = lean_ctor_get(x_135, 5);
+lean_inc(x_141);
+if (lean_is_exclusive(x_135)) {
+ lean_ctor_release(x_135, 0);
+ lean_ctor_release(x_135, 1);
+ lean_ctor_release(x_135, 2);
+ lean_ctor_release(x_135, 3);
+ lean_ctor_release(x_135, 4);
+ lean_ctor_release(x_135, 5);
+ x_142 = x_135;
+} else {
+ lean_dec_ref(x_135);
+ x_142 = lean_box(0);
+}
+x_143 = lean_ctor_get(x_136, 0);
+lean_inc(x_143);
+x_144 = lean_ctor_get(x_136, 1);
+lean_inc(x_144);
+if (lean_is_exclusive(x_136)) {
+ lean_ctor_release(x_136, 0);
+ lean_ctor_release(x_136, 1);
+ lean_ctor_release(x_136, 2);
+ x_145 = x_136;
+} else {
+ lean_dec_ref(x_136);
+ x_145 = lean_box(0);
+}
+if (lean_is_scalar(x_145)) {
+ x_146 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_146 = x_145;
+}
+lean_ctor_set(x_146, 0, x_143);
+lean_ctor_set(x_146, 1, x_144);
+lean_ctor_set(x_146, 2, x_133);
+if (lean_is_scalar(x_142)) {
+ x_147 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_147 = x_142;
+}
+lean_ctor_set(x_147, 0, x_137);
+lean_ctor_set(x_147, 1, x_138);
+lean_ctor_set(x_147, 2, x_146);
+lean_ctor_set(x_147, 3, x_139);
+lean_ctor_set(x_147, 4, x_140);
+lean_ctor_set(x_147, 5, x_141);
+if (lean_is_scalar(x_10)) {
+ x_148 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_148 = x_10;
+ lean_ctor_set_tag(x_148, 1);
+}
+lean_ctor_set(x_148, 0, x_134);
+lean_ctor_set(x_148, 1, x_147);
+return x_148;
+}
+}
 }
 else
 {
-lean_object* x_310; lean_object* x_311; 
+lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
+x_190 = lean_ctor_get(x_9, 2);
+x_191 = lean_ctor_get(x_9, 0);
+x_192 = lean_ctor_get(x_9, 1);
+x_193 = lean_ctor_get(x_9, 3);
+x_194 = lean_ctor_get(x_9, 4);
+x_195 = lean_ctor_get(x_9, 5);
+lean_inc(x_195);
+lean_inc(x_194);
+lean_inc(x_193);
+lean_inc(x_190);
+lean_inc(x_192);
+lean_inc(x_191);
+lean_dec(x_9);
+x_196 = lean_ctor_get(x_190, 0);
+lean_inc(x_196);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+x_198 = lean_ctor_get(x_190, 2);
+lean_inc(x_198);
+if (lean_is_exclusive(x_190)) {
+ lean_ctor_release(x_190, 0);
+ lean_ctor_release(x_190, 1);
+ lean_ctor_release(x_190, 2);
+ x_199 = x_190;
+} else {
+ lean_dec_ref(x_190);
+ x_199 = lean_box(0);
+}
+x_216 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_199)) {
+ x_217 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_217 = x_199;
+}
+lean_ctor_set(x_217, 0, x_196);
+lean_ctor_set(x_217, 1, x_197);
+lean_ctor_set(x_217, 2, x_216);
+x_218 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_218, 0, x_191);
+lean_ctor_set(x_218, 1, x_192);
+lean_ctor_set(x_218, 2, x_217);
+lean_ctor_set(x_218, 3, x_193);
+lean_ctor_set(x_218, 4, x_194);
+lean_ctor_set(x_218, 5, x_195);
+x_219 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+lean_inc(x_1);
+x_220 = l_Lean_Meta_checkNotAssigned(x_1, x_219, x_5, x_218);
+if (lean_obj_tag(x_220) == 0)
+{
+lean_object* x_221; lean_object* x_222; 
+x_221 = lean_ctor_get(x_220, 1);
+lean_inc(x_221);
+lean_dec(x_220);
+lean_inc(x_1);
+x_222 = l_Lean_Meta_getMVarType(x_1, x_5, x_221);
+if (lean_obj_tag(x_222) == 0)
+{
+lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; 
+x_223 = lean_ctor_get(x_222, 0);
+lean_inc(x_223);
+x_224 = lean_ctor_get(x_222, 1);
+lean_inc(x_224);
+lean_dec(x_222);
+x_225 = l_Array_empty___closed__1;
+x_226 = lean_unsigned_to_nat(0u);
+x_227 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_14, x_225, x_226, x_4, x_223, x_5, x_224);
+if (lean_obj_tag(x_227) == 0)
+{
+lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; 
 lean_dec(x_10);
-x_310 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
-lean_inc(x_1);
-x_311 = l_Lean_Meta_checkNotAssigned(x_1, x_310, x_241, x_9);
-if (lean_obj_tag(x_311) == 0)
-{
-lean_object* x_312; lean_object* x_313; 
-x_312 = lean_ctor_get(x_311, 1);
-lean_inc(x_312);
-lean_dec(x_311);
-lean_inc(x_1);
-x_313 = l_Lean_Meta_getMVarType(x_1, x_241, x_312);
-if (lean_obj_tag(x_313) == 0)
-{
-lean_object* x_314; lean_object* x_315; lean_object* x_316; lean_object* x_317; 
-x_314 = lean_ctor_get(x_313, 0);
-lean_inc(x_314);
-x_315 = lean_ctor_get(x_313, 1);
-lean_inc(x_315);
-lean_dec(x_313);
-x_316 = l_Array_empty___closed__1;
-x_317 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_236, x_316, x_307, x_4, x_314, x_241, x_315);
-return x_317;
-}
-else
-{
-lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; 
-lean_dec(x_241);
-lean_dec(x_236);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_318 = lean_ctor_get(x_313, 0);
-lean_inc(x_318);
-x_319 = lean_ctor_get(x_313, 1);
-lean_inc(x_319);
-if (lean_is_exclusive(x_313)) {
- lean_ctor_release(x_313, 0);
- lean_ctor_release(x_313, 1);
- x_320 = x_313;
+x_228 = lean_ctor_get(x_227, 0);
+lean_inc(x_228);
+x_229 = lean_ctor_get(x_227, 1);
+lean_inc(x_229);
+if (lean_is_exclusive(x_227)) {
+ lean_ctor_release(x_227, 0);
+ lean_ctor_release(x_227, 1);
+ x_230 = x_227;
 } else {
- lean_dec_ref(x_313);
- x_320 = lean_box(0);
+ lean_dec_ref(x_227);
+ x_230 = lean_box(0);
 }
-if (lean_is_scalar(x_320)) {
- x_321 = lean_alloc_ctor(1, 2, 0);
+x_231 = lean_ctor_get(x_228, 0);
+lean_inc(x_231);
+x_232 = lean_ctor_get(x_228, 1);
+lean_inc(x_232);
+if (lean_is_exclusive(x_228)) {
+ lean_ctor_release(x_228, 0);
+ lean_ctor_release(x_228, 1);
+ x_233 = x_228;
 } else {
- x_321 = x_320;
+ lean_dec_ref(x_228);
+ x_233 = lean_box(0);
 }
-lean_ctor_set(x_321, 0, x_318);
-lean_ctor_set(x_321, 1, x_319);
-return x_321;
-}
-}
-else
-{
-lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; 
-lean_dec(x_241);
-lean_dec(x_236);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_322 = lean_ctor_get(x_311, 0);
-lean_inc(x_322);
-x_323 = lean_ctor_get(x_311, 1);
-lean_inc(x_323);
-if (lean_is_exclusive(x_311)) {
- lean_ctor_release(x_311, 0);
- lean_ctor_release(x_311, 1);
- x_324 = x_311;
+x_234 = l_Id_monad;
+x_235 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_236 = l_Array_umapMAux___main___rarg(x_234, lean_box(0), x_235, x_226, x_231);
+if (lean_is_scalar(x_233)) {
+ x_237 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_311);
- x_324 = lean_box(0);
+ x_237 = x_233;
 }
-if (lean_is_scalar(x_324)) {
- x_325 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_325 = x_324;
-}
-lean_ctor_set(x_325, 0, x_322);
-lean_ctor_set(x_325, 1, x_323);
-return x_325;
-}
-}
-}
-block_304:
-{
-lean_object* x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; 
-lean_dec(x_242);
-x_243 = lean_ctor_get(x_9, 2);
+lean_ctor_set(x_237, 0, x_236);
+lean_ctor_set(x_237, 1, x_232);
+x_238 = lean_ctor_get(x_229, 2);
+lean_inc(x_238);
+x_239 = lean_ctor_get(x_229, 0);
+lean_inc(x_239);
+x_240 = lean_ctor_get(x_229, 1);
+lean_inc(x_240);
+x_241 = lean_ctor_get(x_229, 3);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_229, 4);
+lean_inc(x_242);
+x_243 = lean_ctor_get(x_229, 5);
 lean_inc(x_243);
-x_244 = lean_ctor_get(x_9, 0);
-lean_inc(x_244);
-x_245 = lean_ctor_get(x_9, 1);
+if (lean_is_exclusive(x_229)) {
+ lean_ctor_release(x_229, 0);
+ lean_ctor_release(x_229, 1);
+ lean_ctor_release(x_229, 2);
+ lean_ctor_release(x_229, 3);
+ lean_ctor_release(x_229, 4);
+ lean_ctor_release(x_229, 5);
+ x_244 = x_229;
+} else {
+ lean_dec_ref(x_229);
+ x_244 = lean_box(0);
+}
+x_245 = lean_ctor_get(x_238, 0);
 lean_inc(x_245);
-x_246 = lean_ctor_get(x_9, 3);
+x_246 = lean_ctor_get(x_238, 1);
 lean_inc(x_246);
-x_247 = lean_ctor_get(x_9, 4);
-lean_inc(x_247);
-x_248 = lean_ctor_get(x_9, 5);
-lean_inc(x_248);
+if (lean_is_exclusive(x_238)) {
+ lean_ctor_release(x_238, 0);
+ lean_ctor_release(x_238, 1);
+ lean_ctor_release(x_238, 2);
+ x_247 = x_238;
+} else {
+ lean_dec_ref(x_238);
+ x_247 = lean_box(0);
+}
+if (lean_is_scalar(x_247)) {
+ x_248 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_248 = x_247;
+}
+lean_ctor_set(x_248, 0, x_245);
+lean_ctor_set(x_248, 1, x_246);
+lean_ctor_set(x_248, 2, x_198);
+if (lean_is_scalar(x_244)) {
+ x_249 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_249 = x_244;
+}
+lean_ctor_set(x_249, 0, x_239);
+lean_ctor_set(x_249, 1, x_240);
+lean_ctor_set(x_249, 2, x_248);
+lean_ctor_set(x_249, 3, x_241);
+lean_ctor_set(x_249, 4, x_242);
+lean_ctor_set(x_249, 5, x_243);
+if (lean_is_scalar(x_230)) {
+ x_250 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_250 = x_230;
+}
+lean_ctor_set(x_250, 0, x_237);
+lean_ctor_set(x_250, 1, x_249);
+return x_250;
+}
+else
+{
+lean_object* x_251; lean_object* x_252; 
+x_251 = lean_ctor_get(x_227, 0);
+lean_inc(x_251);
+x_252 = lean_ctor_get(x_227, 1);
+lean_inc(x_252);
+lean_dec(x_227);
+x_200 = x_251;
+x_201 = x_252;
+goto block_215;
+}
+}
+else
+{
+lean_object* x_253; lean_object* x_254; 
+lean_dec(x_5);
+lean_dec(x_14);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_253 = lean_ctor_get(x_222, 0);
+lean_inc(x_253);
+x_254 = lean_ctor_get(x_222, 1);
+lean_inc(x_254);
+lean_dec(x_222);
+x_200 = x_253;
+x_201 = x_254;
+goto block_215;
+}
+}
+else
+{
+lean_object* x_255; lean_object* x_256; 
+lean_dec(x_5);
+lean_dec(x_14);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_255 = lean_ctor_get(x_220, 0);
+lean_inc(x_255);
+x_256 = lean_ctor_get(x_220, 1);
+lean_inc(x_256);
+lean_dec(x_220);
+x_200 = x_255;
+x_201 = x_256;
+goto block_215;
+}
+block_215:
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; 
+x_202 = lean_ctor_get(x_201, 2);
+lean_inc(x_202);
+x_203 = lean_ctor_get(x_201, 0);
+lean_inc(x_203);
+x_204 = lean_ctor_get(x_201, 1);
+lean_inc(x_204);
+x_205 = lean_ctor_get(x_201, 3);
+lean_inc(x_205);
+x_206 = lean_ctor_get(x_201, 4);
+lean_inc(x_206);
+x_207 = lean_ctor_get(x_201, 5);
+lean_inc(x_207);
+if (lean_is_exclusive(x_201)) {
+ lean_ctor_release(x_201, 0);
+ lean_ctor_release(x_201, 1);
+ lean_ctor_release(x_201, 2);
+ lean_ctor_release(x_201, 3);
+ lean_ctor_release(x_201, 4);
+ lean_ctor_release(x_201, 5);
+ x_208 = x_201;
+} else {
+ lean_dec_ref(x_201);
+ x_208 = lean_box(0);
+}
+x_209 = lean_ctor_get(x_202, 0);
+lean_inc(x_209);
+x_210 = lean_ctor_get(x_202, 1);
+lean_inc(x_210);
+if (lean_is_exclusive(x_202)) {
+ lean_ctor_release(x_202, 0);
+ lean_ctor_release(x_202, 1);
+ lean_ctor_release(x_202, 2);
+ x_211 = x_202;
+} else {
+ lean_dec_ref(x_202);
+ x_211 = lean_box(0);
+}
+if (lean_is_scalar(x_211)) {
+ x_212 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_212 = x_211;
+}
+lean_ctor_set(x_212, 0, x_209);
+lean_ctor_set(x_212, 1, x_210);
+lean_ctor_set(x_212, 2, x_198);
+if (lean_is_scalar(x_208)) {
+ x_213 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_213 = x_208;
+}
+lean_ctor_set(x_213, 0, x_203);
+lean_ctor_set(x_213, 1, x_204);
+lean_ctor_set(x_213, 2, x_212);
+lean_ctor_set(x_213, 3, x_205);
+lean_ctor_set(x_213, 4, x_206);
+lean_ctor_set(x_213, 5, x_207);
+if (lean_is_scalar(x_10)) {
+ x_214 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_214 = x_10;
+ lean_ctor_set_tag(x_214, 1);
+}
+lean_ctor_set(x_214, 0, x_200);
+lean_ctor_set(x_214, 1, x_213);
+return x_214;
+}
+}
+}
+}
+else
+{
+lean_object* x_306; lean_object* x_307; lean_object* x_308; lean_object* x_309; lean_object* x_310; lean_object* x_311; lean_object* x_312; lean_object* x_313; uint8_t x_314; lean_object* x_315; lean_object* x_316; 
+x_306 = lean_ctor_get(x_5, 0);
+x_307 = lean_ctor_get(x_5, 2);
+x_308 = lean_ctor_get(x_5, 3);
+x_309 = lean_ctor_get(x_5, 4);
+lean_inc(x_309);
+lean_inc(x_308);
+lean_inc(x_307);
+lean_inc(x_306);
+lean_dec(x_5);
+x_310 = lean_ctor_get(x_8, 1);
+lean_inc(x_310);
+x_311 = lean_ctor_get(x_8, 4);
+lean_inc(x_311);
+lean_dec(x_8);
+x_312 = lean_array_get_size(x_307);
+x_313 = lean_array_get_size(x_311);
+x_314 = lean_nat_dec_eq(x_312, x_313);
+lean_dec(x_313);
+lean_dec(x_312);
+lean_inc(x_311);
+lean_inc(x_310);
+x_315 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_315, 0, x_306);
+lean_ctor_set(x_315, 1, x_310);
+lean_ctor_set(x_315, 2, x_311);
+lean_ctor_set(x_315, 3, x_308);
+lean_ctor_set(x_315, 4, x_309);
+if (x_314 == 0)
+{
+lean_object* x_386; 
+lean_dec(x_311);
+lean_dec(x_307);
+x_386 = lean_box(0);
+x_316 = x_386;
+goto block_385;
+}
+else
+{
+lean_object* x_387; lean_object* x_388; uint8_t x_389; 
+x_387 = l_Lean_LocalInstance_hasBeq___closed__1;
+x_388 = lean_unsigned_to_nat(0u);
+x_389 = l_Array_isEqvAux___main___rarg(x_307, x_311, lean_box(0), x_387, x_388);
+lean_dec(x_311);
+lean_dec(x_307);
+if (x_389 == 0)
+{
+lean_object* x_390; 
+x_390 = lean_box(0);
+x_316 = x_390;
+goto block_385;
+}
+else
+{
+lean_object* x_391; lean_object* x_392; 
+lean_dec(x_10);
+x_391 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+lean_inc(x_1);
+x_392 = l_Lean_Meta_checkNotAssigned(x_1, x_391, x_315, x_9);
+if (lean_obj_tag(x_392) == 0)
+{
+lean_object* x_393; lean_object* x_394; 
+x_393 = lean_ctor_get(x_392, 1);
+lean_inc(x_393);
+lean_dec(x_392);
+lean_inc(x_1);
+x_394 = l_Lean_Meta_getMVarType(x_1, x_315, x_393);
+if (lean_obj_tag(x_394) == 0)
+{
+lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; 
+x_395 = lean_ctor_get(x_394, 0);
+lean_inc(x_395);
+x_396 = lean_ctor_get(x_394, 1);
+lean_inc(x_396);
+lean_dec(x_394);
+x_397 = l_Array_empty___closed__1;
+x_398 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_310, x_397, x_388, x_4, x_395, x_315, x_396);
+if (lean_obj_tag(x_398) == 0)
+{
+lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; 
+x_399 = lean_ctor_get(x_398, 0);
+lean_inc(x_399);
+x_400 = lean_ctor_get(x_398, 1);
+lean_inc(x_400);
+if (lean_is_exclusive(x_398)) {
+ lean_ctor_release(x_398, 0);
+ lean_ctor_release(x_398, 1);
+ x_401 = x_398;
+} else {
+ lean_dec_ref(x_398);
+ x_401 = lean_box(0);
+}
+x_402 = lean_ctor_get(x_399, 0);
+lean_inc(x_402);
+x_403 = lean_ctor_get(x_399, 1);
+lean_inc(x_403);
+if (lean_is_exclusive(x_399)) {
+ lean_ctor_release(x_399, 0);
+ lean_ctor_release(x_399, 1);
+ x_404 = x_399;
+} else {
+ lean_dec_ref(x_399);
+ x_404 = lean_box(0);
+}
+x_405 = l_Id_monad;
+x_406 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_407 = l_Array_umapMAux___main___rarg(x_405, lean_box(0), x_406, x_388, x_402);
+if (lean_is_scalar(x_404)) {
+ x_408 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_408 = x_404;
+}
+lean_ctor_set(x_408, 0, x_407);
+lean_ctor_set(x_408, 1, x_403);
+if (lean_is_scalar(x_401)) {
+ x_409 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_409 = x_401;
+}
+lean_ctor_set(x_409, 0, x_408);
+lean_ctor_set(x_409, 1, x_400);
+return x_409;
+}
+else
+{
+lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; 
+x_410 = lean_ctor_get(x_398, 0);
+lean_inc(x_410);
+x_411 = lean_ctor_get(x_398, 1);
+lean_inc(x_411);
+if (lean_is_exclusive(x_398)) {
+ lean_ctor_release(x_398, 0);
+ lean_ctor_release(x_398, 1);
+ x_412 = x_398;
+} else {
+ lean_dec_ref(x_398);
+ x_412 = lean_box(0);
+}
+if (lean_is_scalar(x_412)) {
+ x_413 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_413 = x_412;
+}
+lean_ctor_set(x_413, 0, x_410);
+lean_ctor_set(x_413, 1, x_411);
+return x_413;
+}
+}
+else
+{
+lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; 
+lean_dec(x_315);
+lean_dec(x_310);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_414 = lean_ctor_get(x_394, 0);
+lean_inc(x_414);
+x_415 = lean_ctor_get(x_394, 1);
+lean_inc(x_415);
+if (lean_is_exclusive(x_394)) {
+ lean_ctor_release(x_394, 0);
+ lean_ctor_release(x_394, 1);
+ x_416 = x_394;
+} else {
+ lean_dec_ref(x_394);
+ x_416 = lean_box(0);
+}
+if (lean_is_scalar(x_416)) {
+ x_417 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_417 = x_416;
+}
+lean_ctor_set(x_417, 0, x_414);
+lean_ctor_set(x_417, 1, x_415);
+return x_417;
+}
+}
+else
+{
+lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; 
+lean_dec(x_315);
+lean_dec(x_310);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_418 = lean_ctor_get(x_392, 0);
+lean_inc(x_418);
+x_419 = lean_ctor_get(x_392, 1);
+lean_inc(x_419);
+if (lean_is_exclusive(x_392)) {
+ lean_ctor_release(x_392, 0);
+ lean_ctor_release(x_392, 1);
+ x_420 = x_392;
+} else {
+ lean_dec_ref(x_392);
+ x_420 = lean_box(0);
+}
+if (lean_is_scalar(x_420)) {
+ x_421 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_421 = x_420;
+}
+lean_ctor_set(x_421, 0, x_418);
+lean_ctor_set(x_421, 1, x_419);
+return x_421;
+}
+}
+}
+block_385:
+{
+lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; lean_object* x_326; lean_object* x_327; lean_object* x_328; lean_object* x_329; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; 
+lean_dec(x_316);
+x_317 = lean_ctor_get(x_9, 2);
+lean_inc(x_317);
+x_318 = lean_ctor_get(x_9, 0);
+lean_inc(x_318);
+x_319 = lean_ctor_get(x_9, 1);
+lean_inc(x_319);
+x_320 = lean_ctor_get(x_9, 3);
+lean_inc(x_320);
+x_321 = lean_ctor_get(x_9, 4);
+lean_inc(x_321);
+x_322 = lean_ctor_get(x_9, 5);
+lean_inc(x_322);
 if (lean_is_exclusive(x_9)) {
  lean_ctor_release(x_9, 0);
  lean_ctor_release(x_9, 1);
@@ -1766,296 +2106,318 @@ if (lean_is_exclusive(x_9)) {
  lean_ctor_release(x_9, 3);
  lean_ctor_release(x_9, 4);
  lean_ctor_release(x_9, 5);
- x_249 = x_9;
+ x_323 = x_9;
 } else {
  lean_dec_ref(x_9);
- x_249 = lean_box(0);
+ x_323 = lean_box(0);
 }
-x_250 = lean_ctor_get(x_243, 0);
-lean_inc(x_250);
-x_251 = lean_ctor_get(x_243, 1);
-lean_inc(x_251);
-x_252 = lean_ctor_get(x_243, 2);
-lean_inc(x_252);
-if (lean_is_exclusive(x_243)) {
- lean_ctor_release(x_243, 0);
- lean_ctor_release(x_243, 1);
- lean_ctor_release(x_243, 2);
- x_253 = x_243;
+x_324 = lean_ctor_get(x_317, 0);
+lean_inc(x_324);
+x_325 = lean_ctor_get(x_317, 1);
+lean_inc(x_325);
+x_326 = lean_ctor_get(x_317, 2);
+lean_inc(x_326);
+if (lean_is_exclusive(x_317)) {
+ lean_ctor_release(x_317, 0);
+ lean_ctor_release(x_317, 1);
+ lean_ctor_release(x_317, 2);
+ x_327 = x_317;
 } else {
- lean_dec_ref(x_243);
- x_253 = lean_box(0);
+ lean_dec_ref(x_317);
+ x_327 = lean_box(0);
 }
-x_270 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-if (lean_is_scalar(x_253)) {
- x_271 = lean_alloc_ctor(0, 3, 0);
+x_344 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_327)) {
+ x_345 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_271 = x_253;
+ x_345 = x_327;
 }
-lean_ctor_set(x_271, 0, x_250);
-lean_ctor_set(x_271, 1, x_251);
-lean_ctor_set(x_271, 2, x_270);
-if (lean_is_scalar(x_249)) {
- x_272 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_345, 0, x_324);
+lean_ctor_set(x_345, 1, x_325);
+lean_ctor_set(x_345, 2, x_344);
+if (lean_is_scalar(x_323)) {
+ x_346 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_272 = x_249;
+ x_346 = x_323;
 }
-lean_ctor_set(x_272, 0, x_244);
-lean_ctor_set(x_272, 1, x_245);
-lean_ctor_set(x_272, 2, x_271);
-lean_ctor_set(x_272, 3, x_246);
-lean_ctor_set(x_272, 4, x_247);
-lean_ctor_set(x_272, 5, x_248);
-x_273 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+lean_ctor_set(x_346, 0, x_318);
+lean_ctor_set(x_346, 1, x_319);
+lean_ctor_set(x_346, 2, x_345);
+lean_ctor_set(x_346, 3, x_320);
+lean_ctor_set(x_346, 4, x_321);
+lean_ctor_set(x_346, 5, x_322);
+x_347 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
 lean_inc(x_1);
-x_274 = l_Lean_Meta_checkNotAssigned(x_1, x_273, x_241, x_272);
-if (lean_obj_tag(x_274) == 0)
+x_348 = l_Lean_Meta_checkNotAssigned(x_1, x_347, x_315, x_346);
+if (lean_obj_tag(x_348) == 0)
 {
-lean_object* x_275; lean_object* x_276; 
-x_275 = lean_ctor_get(x_274, 1);
-lean_inc(x_275);
-lean_dec(x_274);
+lean_object* x_349; lean_object* x_350; 
+x_349 = lean_ctor_get(x_348, 1);
+lean_inc(x_349);
+lean_dec(x_348);
 lean_inc(x_1);
-x_276 = l_Lean_Meta_getMVarType(x_1, x_241, x_275);
-if (lean_obj_tag(x_276) == 0)
+x_350 = l_Lean_Meta_getMVarType(x_1, x_315, x_349);
+if (lean_obj_tag(x_350) == 0)
 {
-lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; 
-x_277 = lean_ctor_get(x_276, 0);
-lean_inc(x_277);
-x_278 = lean_ctor_get(x_276, 1);
-lean_inc(x_278);
-lean_dec(x_276);
-x_279 = l_Array_empty___closed__1;
-x_280 = lean_unsigned_to_nat(0u);
-x_281 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_236, x_279, x_280, x_4, x_277, x_241, x_278);
-if (lean_obj_tag(x_281) == 0)
+lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; 
+x_351 = lean_ctor_get(x_350, 0);
+lean_inc(x_351);
+x_352 = lean_ctor_get(x_350, 1);
+lean_inc(x_352);
+lean_dec(x_350);
+x_353 = l_Array_empty___closed__1;
+x_354 = lean_unsigned_to_nat(0u);
+x_355 = l_Lean_Meta_introNCoreAux___main___rarg(x_1, x_3, x_2, x_310, x_353, x_354, x_4, x_351, x_315, x_352);
+if (lean_obj_tag(x_355) == 0)
 {
-lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_297; 
+lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; lean_object* x_374; lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; 
 lean_dec(x_10);
-x_282 = lean_ctor_get(x_281, 1);
-lean_inc(x_282);
-x_283 = lean_ctor_get(x_282, 2);
-lean_inc(x_283);
-x_284 = lean_ctor_get(x_281, 0);
-lean_inc(x_284);
-if (lean_is_exclusive(x_281)) {
- lean_ctor_release(x_281, 0);
- lean_ctor_release(x_281, 1);
- x_285 = x_281;
+x_356 = lean_ctor_get(x_355, 0);
+lean_inc(x_356);
+x_357 = lean_ctor_get(x_355, 1);
+lean_inc(x_357);
+if (lean_is_exclusive(x_355)) {
+ lean_ctor_release(x_355, 0);
+ lean_ctor_release(x_355, 1);
+ x_358 = x_355;
 } else {
- lean_dec_ref(x_281);
- x_285 = lean_box(0);
+ lean_dec_ref(x_355);
+ x_358 = lean_box(0);
 }
-x_286 = lean_ctor_get(x_282, 0);
-lean_inc(x_286);
-x_287 = lean_ctor_get(x_282, 1);
-lean_inc(x_287);
-x_288 = lean_ctor_get(x_282, 3);
-lean_inc(x_288);
-x_289 = lean_ctor_get(x_282, 4);
-lean_inc(x_289);
-x_290 = lean_ctor_get(x_282, 5);
-lean_inc(x_290);
-if (lean_is_exclusive(x_282)) {
- lean_ctor_release(x_282, 0);
- lean_ctor_release(x_282, 1);
- lean_ctor_release(x_282, 2);
- lean_ctor_release(x_282, 3);
- lean_ctor_release(x_282, 4);
- lean_ctor_release(x_282, 5);
- x_291 = x_282;
+x_359 = lean_ctor_get(x_356, 0);
+lean_inc(x_359);
+x_360 = lean_ctor_get(x_356, 1);
+lean_inc(x_360);
+if (lean_is_exclusive(x_356)) {
+ lean_ctor_release(x_356, 0);
+ lean_ctor_release(x_356, 1);
+ x_361 = x_356;
 } else {
- lean_dec_ref(x_282);
- x_291 = lean_box(0);
+ lean_dec_ref(x_356);
+ x_361 = lean_box(0);
 }
-x_292 = lean_ctor_get(x_283, 0);
-lean_inc(x_292);
-x_293 = lean_ctor_get(x_283, 1);
-lean_inc(x_293);
-if (lean_is_exclusive(x_283)) {
- lean_ctor_release(x_283, 0);
- lean_ctor_release(x_283, 1);
- lean_ctor_release(x_283, 2);
- x_294 = x_283;
+x_362 = l_Id_monad;
+x_363 = l_Lean_Meta_introNCore___rarg___closed__1;
+x_364 = l_Array_umapMAux___main___rarg(x_362, lean_box(0), x_363, x_354, x_359);
+if (lean_is_scalar(x_361)) {
+ x_365 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_283);
- x_294 = lean_box(0);
+ x_365 = x_361;
 }
-if (lean_is_scalar(x_294)) {
- x_295 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_365, 0, x_364);
+lean_ctor_set(x_365, 1, x_360);
+x_366 = lean_ctor_get(x_357, 2);
+lean_inc(x_366);
+x_367 = lean_ctor_get(x_357, 0);
+lean_inc(x_367);
+x_368 = lean_ctor_get(x_357, 1);
+lean_inc(x_368);
+x_369 = lean_ctor_get(x_357, 3);
+lean_inc(x_369);
+x_370 = lean_ctor_get(x_357, 4);
+lean_inc(x_370);
+x_371 = lean_ctor_get(x_357, 5);
+lean_inc(x_371);
+if (lean_is_exclusive(x_357)) {
+ lean_ctor_release(x_357, 0);
+ lean_ctor_release(x_357, 1);
+ lean_ctor_release(x_357, 2);
+ lean_ctor_release(x_357, 3);
+ lean_ctor_release(x_357, 4);
+ lean_ctor_release(x_357, 5);
+ x_372 = x_357;
 } else {
- x_295 = x_294;
+ lean_dec_ref(x_357);
+ x_372 = lean_box(0);
 }
-lean_ctor_set(x_295, 0, x_292);
-lean_ctor_set(x_295, 1, x_293);
-lean_ctor_set(x_295, 2, x_252);
-if (lean_is_scalar(x_291)) {
- x_296 = lean_alloc_ctor(0, 6, 0);
+x_373 = lean_ctor_get(x_366, 0);
+lean_inc(x_373);
+x_374 = lean_ctor_get(x_366, 1);
+lean_inc(x_374);
+if (lean_is_exclusive(x_366)) {
+ lean_ctor_release(x_366, 0);
+ lean_ctor_release(x_366, 1);
+ lean_ctor_release(x_366, 2);
+ x_375 = x_366;
 } else {
- x_296 = x_291;
+ lean_dec_ref(x_366);
+ x_375 = lean_box(0);
 }
-lean_ctor_set(x_296, 0, x_286);
-lean_ctor_set(x_296, 1, x_287);
-lean_ctor_set(x_296, 2, x_295);
-lean_ctor_set(x_296, 3, x_288);
-lean_ctor_set(x_296, 4, x_289);
-lean_ctor_set(x_296, 5, x_290);
-if (lean_is_scalar(x_285)) {
- x_297 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_scalar(x_375)) {
+ x_376 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_297 = x_285;
+ x_376 = x_375;
 }
-lean_ctor_set(x_297, 0, x_284);
-lean_ctor_set(x_297, 1, x_296);
-return x_297;
+lean_ctor_set(x_376, 0, x_373);
+lean_ctor_set(x_376, 1, x_374);
+lean_ctor_set(x_376, 2, x_326);
+if (lean_is_scalar(x_372)) {
+ x_377 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_377 = x_372;
+}
+lean_ctor_set(x_377, 0, x_367);
+lean_ctor_set(x_377, 1, x_368);
+lean_ctor_set(x_377, 2, x_376);
+lean_ctor_set(x_377, 3, x_369);
+lean_ctor_set(x_377, 4, x_370);
+lean_ctor_set(x_377, 5, x_371);
+if (lean_is_scalar(x_358)) {
+ x_378 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_378 = x_358;
+}
+lean_ctor_set(x_378, 0, x_365);
+lean_ctor_set(x_378, 1, x_377);
+return x_378;
 }
 else
 {
-lean_object* x_298; lean_object* x_299; 
-x_298 = lean_ctor_get(x_281, 0);
-lean_inc(x_298);
-x_299 = lean_ctor_get(x_281, 1);
-lean_inc(x_299);
-lean_dec(x_281);
-x_254 = x_298;
-x_255 = x_299;
-goto block_269;
+lean_object* x_379; lean_object* x_380; 
+x_379 = lean_ctor_get(x_355, 0);
+lean_inc(x_379);
+x_380 = lean_ctor_get(x_355, 1);
+lean_inc(x_380);
+lean_dec(x_355);
+x_328 = x_379;
+x_329 = x_380;
+goto block_343;
 }
 }
 else
 {
-lean_object* x_300; lean_object* x_301; 
-lean_dec(x_241);
-lean_dec(x_236);
+lean_object* x_381; lean_object* x_382; 
+lean_dec(x_315);
+lean_dec(x_310);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_300 = lean_ctor_get(x_276, 0);
-lean_inc(x_300);
-x_301 = lean_ctor_get(x_276, 1);
-lean_inc(x_301);
-lean_dec(x_276);
-x_254 = x_300;
-x_255 = x_301;
-goto block_269;
+x_381 = lean_ctor_get(x_350, 0);
+lean_inc(x_381);
+x_382 = lean_ctor_get(x_350, 1);
+lean_inc(x_382);
+lean_dec(x_350);
+x_328 = x_381;
+x_329 = x_382;
+goto block_343;
 }
 }
 else
 {
-lean_object* x_302; lean_object* x_303; 
-lean_dec(x_241);
-lean_dec(x_236);
+lean_object* x_383; lean_object* x_384; 
+lean_dec(x_315);
+lean_dec(x_310);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_302 = lean_ctor_get(x_274, 0);
-lean_inc(x_302);
-x_303 = lean_ctor_get(x_274, 1);
-lean_inc(x_303);
-lean_dec(x_274);
-x_254 = x_302;
-x_255 = x_303;
-goto block_269;
+x_383 = lean_ctor_get(x_348, 0);
+lean_inc(x_383);
+x_384 = lean_ctor_get(x_348, 1);
+lean_inc(x_384);
+lean_dec(x_348);
+x_328 = x_383;
+x_329 = x_384;
+goto block_343;
 }
-block_269:
+block_343:
 {
-lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; lean_object* x_267; lean_object* x_268; 
-x_256 = lean_ctor_get(x_255, 2);
-lean_inc(x_256);
-x_257 = lean_ctor_get(x_255, 0);
-lean_inc(x_257);
-x_258 = lean_ctor_get(x_255, 1);
-lean_inc(x_258);
-x_259 = lean_ctor_get(x_255, 3);
-lean_inc(x_259);
-x_260 = lean_ctor_get(x_255, 4);
-lean_inc(x_260);
-x_261 = lean_ctor_get(x_255, 5);
-lean_inc(x_261);
-if (lean_is_exclusive(x_255)) {
- lean_ctor_release(x_255, 0);
- lean_ctor_release(x_255, 1);
- lean_ctor_release(x_255, 2);
- lean_ctor_release(x_255, 3);
- lean_ctor_release(x_255, 4);
- lean_ctor_release(x_255, 5);
- x_262 = x_255;
+lean_object* x_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; lean_object* x_335; lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; 
+x_330 = lean_ctor_get(x_329, 2);
+lean_inc(x_330);
+x_331 = lean_ctor_get(x_329, 0);
+lean_inc(x_331);
+x_332 = lean_ctor_get(x_329, 1);
+lean_inc(x_332);
+x_333 = lean_ctor_get(x_329, 3);
+lean_inc(x_333);
+x_334 = lean_ctor_get(x_329, 4);
+lean_inc(x_334);
+x_335 = lean_ctor_get(x_329, 5);
+lean_inc(x_335);
+if (lean_is_exclusive(x_329)) {
+ lean_ctor_release(x_329, 0);
+ lean_ctor_release(x_329, 1);
+ lean_ctor_release(x_329, 2);
+ lean_ctor_release(x_329, 3);
+ lean_ctor_release(x_329, 4);
+ lean_ctor_release(x_329, 5);
+ x_336 = x_329;
 } else {
- lean_dec_ref(x_255);
- x_262 = lean_box(0);
+ lean_dec_ref(x_329);
+ x_336 = lean_box(0);
 }
-x_263 = lean_ctor_get(x_256, 0);
-lean_inc(x_263);
-x_264 = lean_ctor_get(x_256, 1);
-lean_inc(x_264);
-if (lean_is_exclusive(x_256)) {
- lean_ctor_release(x_256, 0);
- lean_ctor_release(x_256, 1);
- lean_ctor_release(x_256, 2);
- x_265 = x_256;
+x_337 = lean_ctor_get(x_330, 0);
+lean_inc(x_337);
+x_338 = lean_ctor_get(x_330, 1);
+lean_inc(x_338);
+if (lean_is_exclusive(x_330)) {
+ lean_ctor_release(x_330, 0);
+ lean_ctor_release(x_330, 1);
+ lean_ctor_release(x_330, 2);
+ x_339 = x_330;
 } else {
- lean_dec_ref(x_256);
- x_265 = lean_box(0);
+ lean_dec_ref(x_330);
+ x_339 = lean_box(0);
 }
-if (lean_is_scalar(x_265)) {
- x_266 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_339)) {
+ x_340 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_266 = x_265;
+ x_340 = x_339;
 }
-lean_ctor_set(x_266, 0, x_263);
-lean_ctor_set(x_266, 1, x_264);
-lean_ctor_set(x_266, 2, x_252);
-if (lean_is_scalar(x_262)) {
- x_267 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_340, 0, x_337);
+lean_ctor_set(x_340, 1, x_338);
+lean_ctor_set(x_340, 2, x_326);
+if (lean_is_scalar(x_336)) {
+ x_341 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_267 = x_262;
+ x_341 = x_336;
 }
-lean_ctor_set(x_267, 0, x_257);
-lean_ctor_set(x_267, 1, x_258);
-lean_ctor_set(x_267, 2, x_266);
-lean_ctor_set(x_267, 3, x_259);
-lean_ctor_set(x_267, 4, x_260);
-lean_ctor_set(x_267, 5, x_261);
+lean_ctor_set(x_341, 0, x_331);
+lean_ctor_set(x_341, 1, x_332);
+lean_ctor_set(x_341, 2, x_340);
+lean_ctor_set(x_341, 3, x_333);
+lean_ctor_set(x_341, 4, x_334);
+lean_ctor_set(x_341, 5, x_335);
 if (lean_is_scalar(x_10)) {
- x_268 = lean_alloc_ctor(1, 2, 0);
+ x_342 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_268 = x_10;
- lean_ctor_set_tag(x_268, 1);
+ x_342 = x_10;
+ lean_ctor_set_tag(x_342, 1);
 }
-lean_ctor_set(x_268, 0, x_254);
-lean_ctor_set(x_268, 1, x_267);
-return x_268;
+lean_ctor_set(x_342, 0, x_328);
+lean_ctor_set(x_342, 1, x_341);
+return x_342;
 }
 }
 }
 }
 else
 {
-uint8_t x_326; 
+uint8_t x_422; 
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_326 = !lean_is_exclusive(x_7);
-if (x_326 == 0)
+x_422 = !lean_is_exclusive(x_7);
+if (x_422 == 0)
 {
 return x_7;
 }
 else
 {
-lean_object* x_327; lean_object* x_328; lean_object* x_329; 
-x_327 = lean_ctor_get(x_7, 0);
-x_328 = lean_ctor_get(x_7, 1);
-lean_inc(x_328);
-lean_inc(x_327);
+lean_object* x_423; lean_object* x_424; lean_object* x_425; 
+x_423 = lean_ctor_get(x_7, 0);
+x_424 = lean_ctor_get(x_7, 1);
+lean_inc(x_424);
+lean_inc(x_423);
 lean_dec(x_7);
-x_329 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_329, 0, x_327);
-lean_ctor_set(x_329, 1, x_328);
-return x_329;
+x_425 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_425, 0, x_423);
+lean_ctor_set(x_425, 1, x_424);
+return x_425;
 }
 }
 }
@@ -2068,6 +2430,16 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_introNCore___rarg), 6, 0);
 return x_2;
 }
 }
+lean_object* l_Lean_Meta_introNCore___rarg___lambda__1___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_Lean_Meta_introNCore___rarg___lambda__1(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
 lean_object* _init_l_Lean_Meta_mkAuxName___closed__1() {
 _start:
 {
@@ -6727,7 +7099,42 @@ return x_71;
 }
 }
 }
-uint8_t l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_array_get_size(x_2);
+x_4 = lean_nat_dec_lt(x_1, x_3);
+lean_dec(x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; 
+lean_dec(x_1);
+x_5 = l_Array_empty___closed__1;
+x_6 = x_2;
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_7 = lean_array_fget(x_2, x_1);
+x_8 = lean_box(0);
+x_9 = x_8;
+x_10 = lean_array_fset(x_2, x_1, x_9);
+x_11 = l_Lean_Expr_fvarId_x21(x_7);
+x_12 = lean_unsigned_to_nat(1u);
+x_13 = lean_nat_add(x_1, x_12);
+x_14 = x_11;
+lean_dec(x_7);
+x_15 = lean_array_fset(x_10, x_1, x_14);
+lean_dec(x_1);
+x_1 = x_13;
+x_2 = x_15;
+goto _start;
+}
+}
+}
+uint8_t l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 lean_object* x_7; uint8_t x_8; 
@@ -6816,112 +7223,200 @@ lean_ctor_set(x_19, 3, x_12);
 lean_ctor_set(x_19, 4, x_13);
 if (x_18 == 0)
 {
-lean_object* x_212; 
+lean_object* x_249; 
 lean_dec(x_15);
 lean_dec(x_7);
-x_212 = lean_box(0);
-x_20 = x_212;
-goto block_211;
+x_249 = lean_box(0);
+x_20 = x_249;
+goto block_248;
 }
 else
 {
-lean_object* x_213; uint8_t x_214; 
-x_213 = lean_unsigned_to_nat(0u);
-x_214 = l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5(x_4, x_7, lean_box(0), x_11, x_15, x_213);
+lean_object* x_250; uint8_t x_251; 
+x_250 = lean_unsigned_to_nat(0u);
+x_251 = l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6(x_4, x_7, lean_box(0), x_11, x_15, x_250);
 lean_dec(x_15);
 lean_dec(x_7);
-if (x_214 == 0)
+if (x_251 == 0)
 {
-lean_object* x_215; 
-x_215 = lean_box(0);
-x_20 = x_215;
-goto block_211;
+lean_object* x_252; 
+x_252 = lean_box(0);
+x_20 = x_252;
+goto block_248;
 }
 else
 {
-lean_object* x_216; lean_object* x_217; 
+lean_object* x_253; lean_object* x_254; 
 lean_dec(x_9);
-x_216 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+x_253 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
 lean_inc(x_1);
-x_217 = l_Lean_Meta_checkNotAssigned(x_1, x_216, x_19, x_8);
-if (lean_obj_tag(x_217) == 0)
+x_254 = l_Lean_Meta_checkNotAssigned(x_1, x_253, x_19, x_8);
+if (lean_obj_tag(x_254) == 0)
 {
-lean_object* x_218; lean_object* x_219; 
-x_218 = lean_ctor_get(x_217, 1);
-lean_inc(x_218);
-lean_dec(x_217);
+lean_object* x_255; lean_object* x_256; 
+x_255 = lean_ctor_get(x_254, 1);
+lean_inc(x_255);
+lean_dec(x_254);
 lean_inc(x_1);
-x_219 = l_Lean_Meta_getMVarType(x_1, x_19, x_218);
-if (lean_obj_tag(x_219) == 0)
+x_256 = l_Lean_Meta_getMVarType(x_1, x_19, x_255);
+if (lean_obj_tag(x_256) == 0)
 {
-lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; 
-x_220 = lean_ctor_get(x_219, 0);
-lean_inc(x_220);
-x_221 = lean_ctor_get(x_219, 1);
-lean_inc(x_221);
-lean_dec(x_219);
-x_222 = l_Array_empty___closed__1;
-x_223 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_222, x_213, x_3, x_220, x_19, x_221);
-return x_223;
+lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; 
+x_257 = lean_ctor_get(x_256, 0);
+lean_inc(x_257);
+x_258 = lean_ctor_get(x_256, 1);
+lean_inc(x_258);
+lean_dec(x_256);
+x_259 = l_Array_empty___closed__1;
+x_260 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_259, x_250, x_3, x_257, x_19, x_258);
+if (lean_obj_tag(x_260) == 0)
+{
+uint8_t x_261; 
+x_261 = !lean_is_exclusive(x_260);
+if (x_261 == 0)
+{
+lean_object* x_262; uint8_t x_263; 
+x_262 = lean_ctor_get(x_260, 0);
+x_263 = !lean_is_exclusive(x_262);
+if (x_263 == 0)
+{
+lean_object* x_264; lean_object* x_265; 
+x_264 = lean_ctor_get(x_262, 0);
+x_265 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_250, x_264);
+lean_ctor_set(x_262, 0, x_265);
+return x_260;
 }
 else
 {
-uint8_t x_224; 
+lean_object* x_266; lean_object* x_267; lean_object* x_268; lean_object* x_269; 
+x_266 = lean_ctor_get(x_262, 0);
+x_267 = lean_ctor_get(x_262, 1);
+lean_inc(x_267);
+lean_inc(x_266);
+lean_dec(x_262);
+x_268 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_250, x_266);
+x_269 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_269, 0, x_268);
+lean_ctor_set(x_269, 1, x_267);
+lean_ctor_set(x_260, 0, x_269);
+return x_260;
+}
+}
+else
+{
+lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; 
+x_270 = lean_ctor_get(x_260, 0);
+x_271 = lean_ctor_get(x_260, 1);
+lean_inc(x_271);
+lean_inc(x_270);
+lean_dec(x_260);
+x_272 = lean_ctor_get(x_270, 0);
+lean_inc(x_272);
+x_273 = lean_ctor_get(x_270, 1);
+lean_inc(x_273);
+if (lean_is_exclusive(x_270)) {
+ lean_ctor_release(x_270, 0);
+ lean_ctor_release(x_270, 1);
+ x_274 = x_270;
+} else {
+ lean_dec_ref(x_270);
+ x_274 = lean_box(0);
+}
+x_275 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_250, x_272);
+if (lean_is_scalar(x_274)) {
+ x_276 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_276 = x_274;
+}
+lean_ctor_set(x_276, 0, x_275);
+lean_ctor_set(x_276, 1, x_273);
+x_277 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_277, 0, x_276);
+lean_ctor_set(x_277, 1, x_271);
+return x_277;
+}
+}
+else
+{
+uint8_t x_278; 
+x_278 = !lean_is_exclusive(x_260);
+if (x_278 == 0)
+{
+return x_260;
+}
+else
+{
+lean_object* x_279; lean_object* x_280; lean_object* x_281; 
+x_279 = lean_ctor_get(x_260, 0);
+x_280 = lean_ctor_get(x_260, 1);
+lean_inc(x_280);
+lean_inc(x_279);
+lean_dec(x_260);
+x_281 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_281, 0, x_279);
+lean_ctor_set(x_281, 1, x_280);
+return x_281;
+}
+}
+}
+else
+{
+uint8_t x_282; 
 lean_dec(x_19);
 lean_dec(x_14);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_224 = !lean_is_exclusive(x_219);
-if (x_224 == 0)
+x_282 = !lean_is_exclusive(x_256);
+if (x_282 == 0)
 {
-return x_219;
+return x_256;
 }
 else
 {
-lean_object* x_225; lean_object* x_226; lean_object* x_227; 
-x_225 = lean_ctor_get(x_219, 0);
-x_226 = lean_ctor_get(x_219, 1);
-lean_inc(x_226);
-lean_inc(x_225);
-lean_dec(x_219);
-x_227 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_227, 0, x_225);
-lean_ctor_set(x_227, 1, x_226);
-return x_227;
+lean_object* x_283; lean_object* x_284; lean_object* x_285; 
+x_283 = lean_ctor_get(x_256, 0);
+x_284 = lean_ctor_get(x_256, 1);
+lean_inc(x_284);
+lean_inc(x_283);
+lean_dec(x_256);
+x_285 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_285, 0, x_283);
+lean_ctor_set(x_285, 1, x_284);
+return x_285;
 }
 }
 }
 else
 {
-uint8_t x_228; 
+uint8_t x_286; 
 lean_dec(x_19);
 lean_dec(x_14);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_228 = !lean_is_exclusive(x_217);
-if (x_228 == 0)
+x_286 = !lean_is_exclusive(x_254);
+if (x_286 == 0)
 {
-return x_217;
+return x_254;
 }
 else
 {
-lean_object* x_229; lean_object* x_230; lean_object* x_231; 
-x_229 = lean_ctor_get(x_217, 0);
-x_230 = lean_ctor_get(x_217, 1);
-lean_inc(x_230);
-lean_inc(x_229);
-lean_dec(x_217);
-x_231 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_231, 0, x_229);
-lean_ctor_set(x_231, 1, x_230);
-return x_231;
+lean_object* x_287; lean_object* x_288; lean_object* x_289; 
+x_287 = lean_ctor_get(x_254, 0);
+x_288 = lean_ctor_get(x_254, 1);
+lean_inc(x_288);
+lean_inc(x_287);
+lean_dec(x_254);
+x_289 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_289, 0, x_287);
+lean_ctor_set(x_289, 1, x_288);
+return x_289;
 }
 }
 }
 }
-block_211:
+block_248:
 {
 uint8_t x_21; 
 lean_dec(x_20);
@@ -6961,207 +7456,309 @@ x_57 = lean_unsigned_to_nat(0u);
 x_58 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_56, x_57, x_3, x_54, x_19, x_55);
 if (lean_obj_tag(x_58) == 0)
 {
-lean_object* x_59; lean_object* x_60; uint8_t x_61; 
+uint8_t x_59; 
 lean_dec(x_9);
-x_59 = lean_ctor_get(x_58, 1);
-lean_inc(x_59);
-x_60 = lean_ctor_get(x_59, 2);
-lean_inc(x_60);
-x_61 = !lean_is_exclusive(x_58);
+x_59 = !lean_is_exclusive(x_58);
+if (x_59 == 0)
+{
+lean_object* x_60; uint8_t x_61; 
+x_60 = lean_ctor_get(x_58, 0);
+x_61 = !lean_is_exclusive(x_60);
 if (x_61 == 0)
 {
-lean_object* x_62; uint8_t x_63; 
+lean_object* x_62; lean_object* x_63; lean_object* x_64; uint8_t x_65; 
 x_62 = lean_ctor_get(x_58, 1);
-lean_dec(x_62);
-x_63 = !lean_is_exclusive(x_59);
-if (x_63 == 0)
-{
-lean_object* x_64; uint8_t x_65; 
-x_64 = lean_ctor_get(x_59, 2);
-lean_dec(x_64);
-x_65 = !lean_is_exclusive(x_60);
+x_63 = lean_ctor_get(x_60, 0);
+x_64 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_57, x_63);
+lean_ctor_set(x_60, 0, x_64);
+x_65 = !lean_is_exclusive(x_62);
 if (x_65 == 0)
 {
-lean_object* x_66; 
-x_66 = lean_ctor_get(x_60, 2);
+lean_object* x_66; uint8_t x_67; 
+x_66 = lean_ctor_get(x_62, 2);
+x_67 = !lean_is_exclusive(x_66);
+if (x_67 == 0)
+{
+lean_object* x_68; 
+x_68 = lean_ctor_get(x_66, 2);
+lean_dec(x_68);
+lean_ctor_set(x_66, 2, x_24);
+return x_58;
+}
+else
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; 
+x_69 = lean_ctor_get(x_66, 0);
+x_70 = lean_ctor_get(x_66, 1);
+lean_inc(x_70);
+lean_inc(x_69);
 lean_dec(x_66);
-lean_ctor_set(x_60, 2, x_24);
-return x_58;
-}
-else
-{
-lean_object* x_67; lean_object* x_68; lean_object* x_69; 
-x_67 = lean_ctor_get(x_60, 0);
-x_68 = lean_ctor_get(x_60, 1);
-lean_inc(x_68);
-lean_inc(x_67);
-lean_dec(x_60);
-x_69 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_69, 0, x_67);
-lean_ctor_set(x_69, 1, x_68);
-lean_ctor_set(x_69, 2, x_24);
-lean_ctor_set(x_59, 2, x_69);
+x_71 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_71, 0, x_69);
+lean_ctor_set(x_71, 1, x_70);
+lean_ctor_set(x_71, 2, x_24);
+lean_ctor_set(x_62, 2, x_71);
 return x_58;
 }
 }
 else
 {
-lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; 
-x_70 = lean_ctor_get(x_59, 0);
-x_71 = lean_ctor_get(x_59, 1);
-x_72 = lean_ctor_get(x_59, 3);
-x_73 = lean_ctor_get(x_59, 4);
-x_74 = lean_ctor_get(x_59, 5);
+lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; 
+x_72 = lean_ctor_get(x_62, 2);
+x_73 = lean_ctor_get(x_62, 0);
+x_74 = lean_ctor_get(x_62, 1);
+x_75 = lean_ctor_get(x_62, 3);
+x_76 = lean_ctor_get(x_62, 4);
+x_77 = lean_ctor_get(x_62, 5);
+lean_inc(x_77);
+lean_inc(x_76);
+lean_inc(x_75);
+lean_inc(x_72);
 lean_inc(x_74);
 lean_inc(x_73);
-lean_inc(x_72);
-lean_inc(x_71);
-lean_inc(x_70);
-lean_dec(x_59);
-x_75 = lean_ctor_get(x_60, 0);
-lean_inc(x_75);
-x_76 = lean_ctor_get(x_60, 1);
-lean_inc(x_76);
-if (lean_is_exclusive(x_60)) {
- lean_ctor_release(x_60, 0);
- lean_ctor_release(x_60, 1);
- lean_ctor_release(x_60, 2);
- x_77 = x_60;
+lean_dec(x_62);
+x_78 = lean_ctor_get(x_72, 0);
+lean_inc(x_78);
+x_79 = lean_ctor_get(x_72, 1);
+lean_inc(x_79);
+if (lean_is_exclusive(x_72)) {
+ lean_ctor_release(x_72, 0);
+ lean_ctor_release(x_72, 1);
+ lean_ctor_release(x_72, 2);
+ x_80 = x_72;
 } else {
- lean_dec_ref(x_60);
- x_77 = lean_box(0);
+ lean_dec_ref(x_72);
+ x_80 = lean_box(0);
 }
-if (lean_is_scalar(x_77)) {
- x_78 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_80)) {
+ x_81 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_78 = x_77;
+ x_81 = x_80;
 }
-lean_ctor_set(x_78, 0, x_75);
-lean_ctor_set(x_78, 1, x_76);
-lean_ctor_set(x_78, 2, x_24);
-x_79 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_79, 0, x_70);
-lean_ctor_set(x_79, 1, x_71);
-lean_ctor_set(x_79, 2, x_78);
-lean_ctor_set(x_79, 3, x_72);
-lean_ctor_set(x_79, 4, x_73);
-lean_ctor_set(x_79, 5, x_74);
-lean_ctor_set(x_58, 1, x_79);
+lean_ctor_set(x_81, 0, x_78);
+lean_ctor_set(x_81, 1, x_79);
+lean_ctor_set(x_81, 2, x_24);
+x_82 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_82, 0, x_73);
+lean_ctor_set(x_82, 1, x_74);
+lean_ctor_set(x_82, 2, x_81);
+lean_ctor_set(x_82, 3, x_75);
+lean_ctor_set(x_82, 4, x_76);
+lean_ctor_set(x_82, 5, x_77);
+lean_ctor_set(x_58, 1, x_82);
 return x_58;
 }
 }
 else
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; 
-x_80 = lean_ctor_get(x_58, 0);
-lean_inc(x_80);
-lean_dec(x_58);
-x_81 = lean_ctor_get(x_59, 0);
-lean_inc(x_81);
-x_82 = lean_ctor_get(x_59, 1);
-lean_inc(x_82);
-x_83 = lean_ctor_get(x_59, 3);
-lean_inc(x_83);
-x_84 = lean_ctor_get(x_59, 4);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_59, 5);
+lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; 
+x_83 = lean_ctor_get(x_58, 1);
+x_84 = lean_ctor_get(x_60, 0);
+x_85 = lean_ctor_get(x_60, 1);
 lean_inc(x_85);
-if (lean_is_exclusive(x_59)) {
- lean_ctor_release(x_59, 0);
- lean_ctor_release(x_59, 1);
- lean_ctor_release(x_59, 2);
- lean_ctor_release(x_59, 3);
- lean_ctor_release(x_59, 4);
- lean_ctor_release(x_59, 5);
- x_86 = x_59;
-} else {
- lean_dec_ref(x_59);
- x_86 = lean_box(0);
-}
-x_87 = lean_ctor_get(x_60, 0);
-lean_inc(x_87);
-x_88 = lean_ctor_get(x_60, 1);
+lean_inc(x_84);
+lean_dec(x_60);
+x_86 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_57, x_84);
+x_87 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_87, 0, x_86);
+lean_ctor_set(x_87, 1, x_85);
+x_88 = lean_ctor_get(x_83, 2);
 lean_inc(x_88);
-if (lean_is_exclusive(x_60)) {
- lean_ctor_release(x_60, 0);
- lean_ctor_release(x_60, 1);
- lean_ctor_release(x_60, 2);
- x_89 = x_60;
-} else {
- lean_dec_ref(x_60);
- x_89 = lean_box(0);
-}
-if (lean_is_scalar(x_89)) {
- x_90 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_90 = x_89;
-}
-lean_ctor_set(x_90, 0, x_87);
-lean_ctor_set(x_90, 1, x_88);
-lean_ctor_set(x_90, 2, x_24);
-if (lean_is_scalar(x_86)) {
- x_91 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_91 = x_86;
-}
-lean_ctor_set(x_91, 0, x_81);
-lean_ctor_set(x_91, 1, x_82);
-lean_ctor_set(x_91, 2, x_90);
-lean_ctor_set(x_91, 3, x_83);
-lean_ctor_set(x_91, 4, x_84);
-lean_ctor_set(x_91, 5, x_85);
-x_92 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_92, 0, x_80);
-lean_ctor_set(x_92, 1, x_91);
-return x_92;
-}
-}
-else
-{
-lean_object* x_93; lean_object* x_94; 
-x_93 = lean_ctor_get(x_58, 0);
+x_89 = lean_ctor_get(x_83, 0);
+lean_inc(x_89);
+x_90 = lean_ctor_get(x_83, 1);
+lean_inc(x_90);
+x_91 = lean_ctor_get(x_83, 3);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_83, 4);
+lean_inc(x_92);
+x_93 = lean_ctor_get(x_83, 5);
 lean_inc(x_93);
-x_94 = lean_ctor_get(x_58, 1);
-lean_inc(x_94);
-lean_dec(x_58);
-x_25 = x_93;
-x_26 = x_94;
-goto block_48;
+if (lean_is_exclusive(x_83)) {
+ lean_ctor_release(x_83, 0);
+ lean_ctor_release(x_83, 1);
+ lean_ctor_release(x_83, 2);
+ lean_ctor_release(x_83, 3);
+ lean_ctor_release(x_83, 4);
+ lean_ctor_release(x_83, 5);
+ x_94 = x_83;
+} else {
+ lean_dec_ref(x_83);
+ x_94 = lean_box(0);
 }
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-lean_dec(x_19);
-lean_dec(x_14);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_95 = lean_ctor_get(x_53, 0);
+x_95 = lean_ctor_get(x_88, 0);
 lean_inc(x_95);
-x_96 = lean_ctor_get(x_53, 1);
+x_96 = lean_ctor_get(x_88, 1);
 lean_inc(x_96);
-lean_dec(x_53);
-x_25 = x_95;
-x_26 = x_96;
+if (lean_is_exclusive(x_88)) {
+ lean_ctor_release(x_88, 0);
+ lean_ctor_release(x_88, 1);
+ lean_ctor_release(x_88, 2);
+ x_97 = x_88;
+} else {
+ lean_dec_ref(x_88);
+ x_97 = lean_box(0);
+}
+if (lean_is_scalar(x_97)) {
+ x_98 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_98 = x_97;
+}
+lean_ctor_set(x_98, 0, x_95);
+lean_ctor_set(x_98, 1, x_96);
+lean_ctor_set(x_98, 2, x_24);
+if (lean_is_scalar(x_94)) {
+ x_99 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_99 = x_94;
+}
+lean_ctor_set(x_99, 0, x_89);
+lean_ctor_set(x_99, 1, x_90);
+lean_ctor_set(x_99, 2, x_98);
+lean_ctor_set(x_99, 3, x_91);
+lean_ctor_set(x_99, 4, x_92);
+lean_ctor_set(x_99, 5, x_93);
+lean_ctor_set(x_58, 1, x_99);
+lean_ctor_set(x_58, 0, x_87);
+return x_58;
+}
+}
+else
+{
+lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; 
+x_100 = lean_ctor_get(x_58, 0);
+x_101 = lean_ctor_get(x_58, 1);
+lean_inc(x_101);
+lean_inc(x_100);
+lean_dec(x_58);
+x_102 = lean_ctor_get(x_100, 0);
+lean_inc(x_102);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+if (lean_is_exclusive(x_100)) {
+ lean_ctor_release(x_100, 0);
+ lean_ctor_release(x_100, 1);
+ x_104 = x_100;
+} else {
+ lean_dec_ref(x_100);
+ x_104 = lean_box(0);
+}
+x_105 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_57, x_102);
+if (lean_is_scalar(x_104)) {
+ x_106 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_106 = x_104;
+}
+lean_ctor_set(x_106, 0, x_105);
+lean_ctor_set(x_106, 1, x_103);
+x_107 = lean_ctor_get(x_101, 2);
+lean_inc(x_107);
+x_108 = lean_ctor_get(x_101, 0);
+lean_inc(x_108);
+x_109 = lean_ctor_get(x_101, 1);
+lean_inc(x_109);
+x_110 = lean_ctor_get(x_101, 3);
+lean_inc(x_110);
+x_111 = lean_ctor_get(x_101, 4);
+lean_inc(x_111);
+x_112 = lean_ctor_get(x_101, 5);
+lean_inc(x_112);
+if (lean_is_exclusive(x_101)) {
+ lean_ctor_release(x_101, 0);
+ lean_ctor_release(x_101, 1);
+ lean_ctor_release(x_101, 2);
+ lean_ctor_release(x_101, 3);
+ lean_ctor_release(x_101, 4);
+ lean_ctor_release(x_101, 5);
+ x_113 = x_101;
+} else {
+ lean_dec_ref(x_101);
+ x_113 = lean_box(0);
+}
+x_114 = lean_ctor_get(x_107, 0);
+lean_inc(x_114);
+x_115 = lean_ctor_get(x_107, 1);
+lean_inc(x_115);
+if (lean_is_exclusive(x_107)) {
+ lean_ctor_release(x_107, 0);
+ lean_ctor_release(x_107, 1);
+ lean_ctor_release(x_107, 2);
+ x_116 = x_107;
+} else {
+ lean_dec_ref(x_107);
+ x_116 = lean_box(0);
+}
+if (lean_is_scalar(x_116)) {
+ x_117 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_117 = x_116;
+}
+lean_ctor_set(x_117, 0, x_114);
+lean_ctor_set(x_117, 1, x_115);
+lean_ctor_set(x_117, 2, x_24);
+if (lean_is_scalar(x_113)) {
+ x_118 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_118 = x_113;
+}
+lean_ctor_set(x_118, 0, x_108);
+lean_ctor_set(x_118, 1, x_109);
+lean_ctor_set(x_118, 2, x_117);
+lean_ctor_set(x_118, 3, x_110);
+lean_ctor_set(x_118, 4, x_111);
+lean_ctor_set(x_118, 5, x_112);
+x_119 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_119, 0, x_106);
+lean_ctor_set(x_119, 1, x_118);
+return x_119;
+}
+}
+else
+{
+lean_object* x_120; lean_object* x_121; 
+x_120 = lean_ctor_get(x_58, 0);
+lean_inc(x_120);
+x_121 = lean_ctor_get(x_58, 1);
+lean_inc(x_121);
+lean_dec(x_58);
+x_25 = x_120;
+x_26 = x_121;
 goto block_48;
 }
 }
 else
 {
-lean_object* x_97; lean_object* x_98; 
+lean_object* x_122; lean_object* x_123; 
 lean_dec(x_19);
 lean_dec(x_14);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_97 = lean_ctor_get(x_51, 0);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_51, 1);
-lean_inc(x_98);
+x_122 = lean_ctor_get(x_53, 0);
+lean_inc(x_122);
+x_123 = lean_ctor_get(x_53, 1);
+lean_inc(x_123);
+lean_dec(x_53);
+x_25 = x_122;
+x_26 = x_123;
+goto block_48;
+}
+}
+else
+{
+lean_object* x_124; lean_object* x_125; 
+lean_dec(x_19);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_124 = lean_ctor_get(x_51, 0);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_51, 1);
+lean_inc(x_125);
 lean_dec(x_51);
-x_25 = x_97;
-x_26 = x_98;
+x_25 = x_124;
+x_26 = x_125;
 goto block_48;
 }
 block_48:
@@ -7271,535 +7868,575 @@ return x_47;
 }
 else
 {
-lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; 
-x_99 = lean_ctor_get(x_22, 0);
-x_100 = lean_ctor_get(x_22, 1);
-x_101 = lean_ctor_get(x_22, 2);
-lean_inc(x_101);
-lean_inc(x_100);
-lean_inc(x_99);
+lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; 
+x_126 = lean_ctor_get(x_22, 0);
+x_127 = lean_ctor_get(x_22, 1);
+x_128 = lean_ctor_get(x_22, 2);
+lean_inc(x_128);
+lean_inc(x_127);
+lean_inc(x_126);
 lean_dec(x_22);
-x_118 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-x_119 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_119, 0, x_99);
-lean_ctor_set(x_119, 1, x_100);
-lean_ctor_set(x_119, 2, x_118);
-lean_ctor_set(x_8, 2, x_119);
-x_120 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+x_145 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_146 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_146, 0, x_126);
+lean_ctor_set(x_146, 1, x_127);
+lean_ctor_set(x_146, 2, x_145);
+lean_ctor_set(x_8, 2, x_146);
+x_147 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
 lean_inc(x_1);
-x_121 = l_Lean_Meta_checkNotAssigned(x_1, x_120, x_19, x_8);
-if (lean_obj_tag(x_121) == 0)
+x_148 = l_Lean_Meta_checkNotAssigned(x_1, x_147, x_19, x_8);
+if (lean_obj_tag(x_148) == 0)
 {
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_121, 1);
-lean_inc(x_122);
-lean_dec(x_121);
+lean_object* x_149; lean_object* x_150; 
+x_149 = lean_ctor_get(x_148, 1);
+lean_inc(x_149);
+lean_dec(x_148);
 lean_inc(x_1);
-x_123 = l_Lean_Meta_getMVarType(x_1, x_19, x_122);
-if (lean_obj_tag(x_123) == 0)
+x_150 = l_Lean_Meta_getMVarType(x_1, x_19, x_149);
+if (lean_obj_tag(x_150) == 0)
 {
-lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; 
-x_124 = lean_ctor_get(x_123, 0);
-lean_inc(x_124);
-x_125 = lean_ctor_get(x_123, 1);
-lean_inc(x_125);
-lean_dec(x_123);
-x_126 = l_Array_empty___closed__1;
-x_127 = lean_unsigned_to_nat(0u);
-x_128 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_126, x_127, x_3, x_124, x_19, x_125);
-if (lean_obj_tag(x_128) == 0)
+lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; 
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_ctor_get(x_150, 1);
+lean_inc(x_152);
+lean_dec(x_150);
+x_153 = l_Array_empty___closed__1;
+x_154 = lean_unsigned_to_nat(0u);
+x_155 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_153, x_154, x_3, x_151, x_19, x_152);
+if (lean_obj_tag(x_155) == 0)
 {
-lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; 
+lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; lean_object* x_176; 
 lean_dec(x_9);
-x_129 = lean_ctor_get(x_128, 1);
-lean_inc(x_129);
-x_130 = lean_ctor_get(x_129, 2);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_128, 0);
+x_156 = lean_ctor_get(x_155, 0);
+lean_inc(x_156);
+x_157 = lean_ctor_get(x_155, 1);
+lean_inc(x_157);
+if (lean_is_exclusive(x_155)) {
+ lean_ctor_release(x_155, 0);
+ lean_ctor_release(x_155, 1);
+ x_158 = x_155;
+} else {
+ lean_dec_ref(x_155);
+ x_158 = lean_box(0);
+}
+x_159 = lean_ctor_get(x_156, 0);
+lean_inc(x_159);
+x_160 = lean_ctor_get(x_156, 1);
+lean_inc(x_160);
+if (lean_is_exclusive(x_156)) {
+ lean_ctor_release(x_156, 0);
+ lean_ctor_release(x_156, 1);
+ x_161 = x_156;
+} else {
+ lean_dec_ref(x_156);
+ x_161 = lean_box(0);
+}
+x_162 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_154, x_159);
+if (lean_is_scalar(x_161)) {
+ x_163 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_163 = x_161;
+}
+lean_ctor_set(x_163, 0, x_162);
+lean_ctor_set(x_163, 1, x_160);
+x_164 = lean_ctor_get(x_157, 2);
+lean_inc(x_164);
+x_165 = lean_ctor_get(x_157, 0);
+lean_inc(x_165);
+x_166 = lean_ctor_get(x_157, 1);
+lean_inc(x_166);
+x_167 = lean_ctor_get(x_157, 3);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_157, 4);
+lean_inc(x_168);
+x_169 = lean_ctor_get(x_157, 5);
+lean_inc(x_169);
+if (lean_is_exclusive(x_157)) {
+ lean_ctor_release(x_157, 0);
+ lean_ctor_release(x_157, 1);
+ lean_ctor_release(x_157, 2);
+ lean_ctor_release(x_157, 3);
+ lean_ctor_release(x_157, 4);
+ lean_ctor_release(x_157, 5);
+ x_170 = x_157;
+} else {
+ lean_dec_ref(x_157);
+ x_170 = lean_box(0);
+}
+x_171 = lean_ctor_get(x_164, 0);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_164, 1);
+lean_inc(x_172);
+if (lean_is_exclusive(x_164)) {
+ lean_ctor_release(x_164, 0);
+ lean_ctor_release(x_164, 1);
+ lean_ctor_release(x_164, 2);
+ x_173 = x_164;
+} else {
+ lean_dec_ref(x_164);
+ x_173 = lean_box(0);
+}
+if (lean_is_scalar(x_173)) {
+ x_174 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_174 = x_173;
+}
+lean_ctor_set(x_174, 0, x_171);
+lean_ctor_set(x_174, 1, x_172);
+lean_ctor_set(x_174, 2, x_128);
+if (lean_is_scalar(x_170)) {
+ x_175 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_175 = x_170;
+}
+lean_ctor_set(x_175, 0, x_165);
+lean_ctor_set(x_175, 1, x_166);
+lean_ctor_set(x_175, 2, x_174);
+lean_ctor_set(x_175, 3, x_167);
+lean_ctor_set(x_175, 4, x_168);
+lean_ctor_set(x_175, 5, x_169);
+if (lean_is_scalar(x_158)) {
+ x_176 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_176 = x_158;
+}
+lean_ctor_set(x_176, 0, x_163);
+lean_ctor_set(x_176, 1, x_175);
+return x_176;
+}
+else
+{
+lean_object* x_177; lean_object* x_178; 
+x_177 = lean_ctor_get(x_155, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_155, 1);
+lean_inc(x_178);
+lean_dec(x_155);
+x_129 = x_177;
+x_130 = x_178;
+goto block_144;
+}
+}
+else
+{
+lean_object* x_179; lean_object* x_180; 
+lean_dec(x_19);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_179 = lean_ctor_get(x_150, 0);
+lean_inc(x_179);
+x_180 = lean_ctor_get(x_150, 1);
+lean_inc(x_180);
+lean_dec(x_150);
+x_129 = x_179;
+x_130 = x_180;
+goto block_144;
+}
+}
+else
+{
+lean_object* x_181; lean_object* x_182; 
+lean_dec(x_19);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_181 = lean_ctor_get(x_148, 0);
+lean_inc(x_181);
+x_182 = lean_ctor_get(x_148, 1);
+lean_inc(x_182);
+lean_dec(x_148);
+x_129 = x_181;
+x_130 = x_182;
+goto block_144;
+}
+block_144:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
+x_131 = lean_ctor_get(x_130, 2);
 lean_inc(x_131);
-if (lean_is_exclusive(x_128)) {
- lean_ctor_release(x_128, 0);
- lean_ctor_release(x_128, 1);
- x_132 = x_128;
-} else {
- lean_dec_ref(x_128);
- x_132 = lean_box(0);
-}
-x_133 = lean_ctor_get(x_129, 0);
+x_132 = lean_ctor_get(x_130, 0);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_130, 1);
 lean_inc(x_133);
-x_134 = lean_ctor_get(x_129, 1);
+x_134 = lean_ctor_get(x_130, 3);
 lean_inc(x_134);
-x_135 = lean_ctor_get(x_129, 3);
+x_135 = lean_ctor_get(x_130, 4);
 lean_inc(x_135);
-x_136 = lean_ctor_get(x_129, 4);
+x_136 = lean_ctor_get(x_130, 5);
 lean_inc(x_136);
-x_137 = lean_ctor_get(x_129, 5);
-lean_inc(x_137);
-if (lean_is_exclusive(x_129)) {
- lean_ctor_release(x_129, 0);
- lean_ctor_release(x_129, 1);
- lean_ctor_release(x_129, 2);
- lean_ctor_release(x_129, 3);
- lean_ctor_release(x_129, 4);
- lean_ctor_release(x_129, 5);
- x_138 = x_129;
-} else {
- lean_dec_ref(x_129);
- x_138 = lean_box(0);
-}
-x_139 = lean_ctor_get(x_130, 0);
-lean_inc(x_139);
-x_140 = lean_ctor_get(x_130, 1);
-lean_inc(x_140);
 if (lean_is_exclusive(x_130)) {
  lean_ctor_release(x_130, 0);
  lean_ctor_release(x_130, 1);
  lean_ctor_release(x_130, 2);
- x_141 = x_130;
+ lean_ctor_release(x_130, 3);
+ lean_ctor_release(x_130, 4);
+ lean_ctor_release(x_130, 5);
+ x_137 = x_130;
 } else {
  lean_dec_ref(x_130);
- x_141 = lean_box(0);
+ x_137 = lean_box(0);
 }
-if (lean_is_scalar(x_141)) {
- x_142 = lean_alloc_ctor(0, 3, 0);
+x_138 = lean_ctor_get(x_131, 0);
+lean_inc(x_138);
+x_139 = lean_ctor_get(x_131, 1);
+lean_inc(x_139);
+if (lean_is_exclusive(x_131)) {
+ lean_ctor_release(x_131, 0);
+ lean_ctor_release(x_131, 1);
+ lean_ctor_release(x_131, 2);
+ x_140 = x_131;
 } else {
- x_142 = x_141;
+ lean_dec_ref(x_131);
+ x_140 = lean_box(0);
 }
-lean_ctor_set(x_142, 0, x_139);
-lean_ctor_set(x_142, 1, x_140);
-lean_ctor_set(x_142, 2, x_101);
-if (lean_is_scalar(x_138)) {
- x_143 = lean_alloc_ctor(0, 6, 0);
+if (lean_is_scalar(x_140)) {
+ x_141 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_143 = x_138;
+ x_141 = x_140;
 }
-lean_ctor_set(x_143, 0, x_133);
-lean_ctor_set(x_143, 1, x_134);
-lean_ctor_set(x_143, 2, x_142);
-lean_ctor_set(x_143, 3, x_135);
-lean_ctor_set(x_143, 4, x_136);
-lean_ctor_set(x_143, 5, x_137);
-if (lean_is_scalar(x_132)) {
- x_144 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_141, 0, x_138);
+lean_ctor_set(x_141, 1, x_139);
+lean_ctor_set(x_141, 2, x_128);
+if (lean_is_scalar(x_137)) {
+ x_142 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_144 = x_132;
+ x_142 = x_137;
 }
-lean_ctor_set(x_144, 0, x_131);
-lean_ctor_set(x_144, 1, x_143);
-return x_144;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_128, 0);
-lean_inc(x_145);
-x_146 = lean_ctor_get(x_128, 1);
-lean_inc(x_146);
-lean_dec(x_128);
-x_102 = x_145;
-x_103 = x_146;
-goto block_117;
-}
-}
-else
-{
-lean_object* x_147; lean_object* x_148; 
-lean_dec(x_19);
-lean_dec(x_14);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_147 = lean_ctor_get(x_123, 0);
-lean_inc(x_147);
-x_148 = lean_ctor_get(x_123, 1);
-lean_inc(x_148);
-lean_dec(x_123);
-x_102 = x_147;
-x_103 = x_148;
-goto block_117;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; 
-lean_dec(x_19);
-lean_dec(x_14);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_149 = lean_ctor_get(x_121, 0);
-lean_inc(x_149);
-x_150 = lean_ctor_get(x_121, 1);
-lean_inc(x_150);
-lean_dec(x_121);
-x_102 = x_149;
-x_103 = x_150;
-goto block_117;
-}
-block_117:
-{
-lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; 
-x_104 = lean_ctor_get(x_103, 2);
-lean_inc(x_104);
-x_105 = lean_ctor_get(x_103, 0);
-lean_inc(x_105);
-x_106 = lean_ctor_get(x_103, 1);
-lean_inc(x_106);
-x_107 = lean_ctor_get(x_103, 3);
-lean_inc(x_107);
-x_108 = lean_ctor_get(x_103, 4);
-lean_inc(x_108);
-x_109 = lean_ctor_get(x_103, 5);
-lean_inc(x_109);
-if (lean_is_exclusive(x_103)) {
- lean_ctor_release(x_103, 0);
- lean_ctor_release(x_103, 1);
- lean_ctor_release(x_103, 2);
- lean_ctor_release(x_103, 3);
- lean_ctor_release(x_103, 4);
- lean_ctor_release(x_103, 5);
- x_110 = x_103;
-} else {
- lean_dec_ref(x_103);
- x_110 = lean_box(0);
-}
-x_111 = lean_ctor_get(x_104, 0);
-lean_inc(x_111);
-x_112 = lean_ctor_get(x_104, 1);
-lean_inc(x_112);
-if (lean_is_exclusive(x_104)) {
- lean_ctor_release(x_104, 0);
- lean_ctor_release(x_104, 1);
- lean_ctor_release(x_104, 2);
- x_113 = x_104;
-} else {
- lean_dec_ref(x_104);
- x_113 = lean_box(0);
-}
-if (lean_is_scalar(x_113)) {
- x_114 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_114 = x_113;
-}
-lean_ctor_set(x_114, 0, x_111);
-lean_ctor_set(x_114, 1, x_112);
-lean_ctor_set(x_114, 2, x_101);
-if (lean_is_scalar(x_110)) {
- x_115 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_115 = x_110;
-}
-lean_ctor_set(x_115, 0, x_105);
-lean_ctor_set(x_115, 1, x_106);
-lean_ctor_set(x_115, 2, x_114);
-lean_ctor_set(x_115, 3, x_107);
-lean_ctor_set(x_115, 4, x_108);
-lean_ctor_set(x_115, 5, x_109);
+lean_ctor_set(x_142, 0, x_132);
+lean_ctor_set(x_142, 1, x_133);
+lean_ctor_set(x_142, 2, x_141);
+lean_ctor_set(x_142, 3, x_134);
+lean_ctor_set(x_142, 4, x_135);
+lean_ctor_set(x_142, 5, x_136);
 if (lean_is_scalar(x_9)) {
- x_116 = lean_alloc_ctor(1, 2, 0);
+ x_143 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_116 = x_9;
- lean_ctor_set_tag(x_116, 1);
+ x_143 = x_9;
+ lean_ctor_set_tag(x_143, 1);
 }
-lean_ctor_set(x_116, 0, x_102);
-lean_ctor_set(x_116, 1, x_115);
-return x_116;
+lean_ctor_set(x_143, 0, x_129);
+lean_ctor_set(x_143, 1, x_142);
+return x_143;
 }
 }
 }
 else
 {
-lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; 
-x_151 = lean_ctor_get(x_8, 2);
-x_152 = lean_ctor_get(x_8, 0);
-x_153 = lean_ctor_get(x_8, 1);
-x_154 = lean_ctor_get(x_8, 3);
-x_155 = lean_ctor_get(x_8, 4);
-x_156 = lean_ctor_get(x_8, 5);
-lean_inc(x_156);
-lean_inc(x_155);
-lean_inc(x_154);
-lean_inc(x_151);
-lean_inc(x_153);
-lean_inc(x_152);
-lean_dec(x_8);
-x_157 = lean_ctor_get(x_151, 0);
-lean_inc(x_157);
-x_158 = lean_ctor_get(x_151, 1);
-lean_inc(x_158);
-x_159 = lean_ctor_get(x_151, 2);
-lean_inc(x_159);
-if (lean_is_exclusive(x_151)) {
- lean_ctor_release(x_151, 0);
- lean_ctor_release(x_151, 1);
- lean_ctor_release(x_151, 2);
- x_160 = x_151;
-} else {
- lean_dec_ref(x_151);
- x_160 = lean_box(0);
-}
-x_177 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-if (lean_is_scalar(x_160)) {
- x_178 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_178 = x_160;
-}
-lean_ctor_set(x_178, 0, x_157);
-lean_ctor_set(x_178, 1, x_158);
-lean_ctor_set(x_178, 2, x_177);
-x_179 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_179, 0, x_152);
-lean_ctor_set(x_179, 1, x_153);
-lean_ctor_set(x_179, 2, x_178);
-lean_ctor_set(x_179, 3, x_154);
-lean_ctor_set(x_179, 4, x_155);
-lean_ctor_set(x_179, 5, x_156);
-x_180 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
-lean_inc(x_1);
-x_181 = l_Lean_Meta_checkNotAssigned(x_1, x_180, x_19, x_179);
-if (lean_obj_tag(x_181) == 0)
-{
-lean_object* x_182; lean_object* x_183; 
-x_182 = lean_ctor_get(x_181, 1);
-lean_inc(x_182);
-lean_dec(x_181);
-lean_inc(x_1);
-x_183 = l_Lean_Meta_getMVarType(x_1, x_19, x_182);
-if (lean_obj_tag(x_183) == 0)
-{
-lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; 
-x_184 = lean_ctor_get(x_183, 0);
-lean_inc(x_184);
-x_185 = lean_ctor_get(x_183, 1);
+lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; 
+x_183 = lean_ctor_get(x_8, 2);
+x_184 = lean_ctor_get(x_8, 0);
+x_185 = lean_ctor_get(x_8, 1);
+x_186 = lean_ctor_get(x_8, 3);
+x_187 = lean_ctor_get(x_8, 4);
+x_188 = lean_ctor_get(x_8, 5);
+lean_inc(x_188);
+lean_inc(x_187);
+lean_inc(x_186);
+lean_inc(x_183);
 lean_inc(x_185);
-lean_dec(x_183);
-x_186 = l_Array_empty___closed__1;
-x_187 = lean_unsigned_to_nat(0u);
-x_188 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_186, x_187, x_3, x_184, x_19, x_185);
-if (lean_obj_tag(x_188) == 0)
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; 
-lean_dec(x_9);
-x_189 = lean_ctor_get(x_188, 1);
+lean_inc(x_184);
+lean_dec(x_8);
+x_189 = lean_ctor_get(x_183, 0);
 lean_inc(x_189);
-x_190 = lean_ctor_get(x_189, 2);
+x_190 = lean_ctor_get(x_183, 1);
 lean_inc(x_190);
-x_191 = lean_ctor_get(x_188, 0);
+x_191 = lean_ctor_get(x_183, 2);
 lean_inc(x_191);
-if (lean_is_exclusive(x_188)) {
- lean_ctor_release(x_188, 0);
- lean_ctor_release(x_188, 1);
- x_192 = x_188;
+if (lean_is_exclusive(x_183)) {
+ lean_ctor_release(x_183, 0);
+ lean_ctor_release(x_183, 1);
+ lean_ctor_release(x_183, 2);
+ x_192 = x_183;
 } else {
- lean_dec_ref(x_188);
+ lean_dec_ref(x_183);
  x_192 = lean_box(0);
 }
-x_193 = lean_ctor_get(x_189, 0);
-lean_inc(x_193);
-x_194 = lean_ctor_get(x_189, 1);
-lean_inc(x_194);
-x_195 = lean_ctor_get(x_189, 3);
-lean_inc(x_195);
-x_196 = lean_ctor_get(x_189, 4);
-lean_inc(x_196);
-x_197 = lean_ctor_get(x_189, 5);
-lean_inc(x_197);
-if (lean_is_exclusive(x_189)) {
- lean_ctor_release(x_189, 0);
- lean_ctor_release(x_189, 1);
- lean_ctor_release(x_189, 2);
- lean_ctor_release(x_189, 3);
- lean_ctor_release(x_189, 4);
- lean_ctor_release(x_189, 5);
- x_198 = x_189;
+x_209 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_192)) {
+ x_210 = lean_alloc_ctor(0, 3, 0);
 } else {
- lean_dec_ref(x_189);
- x_198 = lean_box(0);
+ x_210 = x_192;
 }
-x_199 = lean_ctor_get(x_190, 0);
-lean_inc(x_199);
-x_200 = lean_ctor_get(x_190, 1);
-lean_inc(x_200);
-if (lean_is_exclusive(x_190)) {
- lean_ctor_release(x_190, 0);
- lean_ctor_release(x_190, 1);
- lean_ctor_release(x_190, 2);
- x_201 = x_190;
+lean_ctor_set(x_210, 0, x_189);
+lean_ctor_set(x_210, 1, x_190);
+lean_ctor_set(x_210, 2, x_209);
+x_211 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_211, 0, x_184);
+lean_ctor_set(x_211, 1, x_185);
+lean_ctor_set(x_211, 2, x_210);
+lean_ctor_set(x_211, 3, x_186);
+lean_ctor_set(x_211, 4, x_187);
+lean_ctor_set(x_211, 5, x_188);
+x_212 = l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__2;
+lean_inc(x_1);
+x_213 = l_Lean_Meta_checkNotAssigned(x_1, x_212, x_19, x_211);
+if (lean_obj_tag(x_213) == 0)
+{
+lean_object* x_214; lean_object* x_215; 
+x_214 = lean_ctor_get(x_213, 1);
+lean_inc(x_214);
+lean_dec(x_213);
+lean_inc(x_1);
+x_215 = l_Lean_Meta_getMVarType(x_1, x_19, x_214);
+if (lean_obj_tag(x_215) == 0)
+{
+lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
+x_216 = lean_ctor_get(x_215, 0);
+lean_inc(x_216);
+x_217 = lean_ctor_get(x_215, 1);
+lean_inc(x_217);
+lean_dec(x_215);
+x_218 = l_Array_empty___closed__1;
+x_219 = lean_unsigned_to_nat(0u);
+x_220 = l_Lean_Meta_introNCoreAux___main___at_Lean_Meta_introN___spec__2(x_1, x_2, x_14, x_218, x_219, x_3, x_216, x_19, x_217);
+if (lean_obj_tag(x_220) == 0)
+{
+lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; 
+lean_dec(x_9);
+x_221 = lean_ctor_get(x_220, 0);
+lean_inc(x_221);
+x_222 = lean_ctor_get(x_220, 1);
+lean_inc(x_222);
+if (lean_is_exclusive(x_220)) {
+ lean_ctor_release(x_220, 0);
+ lean_ctor_release(x_220, 1);
+ x_223 = x_220;
 } else {
- lean_dec_ref(x_190);
+ lean_dec_ref(x_220);
+ x_223 = lean_box(0);
+}
+x_224 = lean_ctor_get(x_221, 0);
+lean_inc(x_224);
+x_225 = lean_ctor_get(x_221, 1);
+lean_inc(x_225);
+if (lean_is_exclusive(x_221)) {
+ lean_ctor_release(x_221, 0);
+ lean_ctor_release(x_221, 1);
+ x_226 = x_221;
+} else {
+ lean_dec_ref(x_221);
+ x_226 = lean_box(0);
+}
+x_227 = l_Array_umapMAux___main___at_Lean_Meta_introN___spec__5(x_219, x_224);
+if (lean_is_scalar(x_226)) {
+ x_228 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_228 = x_226;
+}
+lean_ctor_set(x_228, 0, x_227);
+lean_ctor_set(x_228, 1, x_225);
+x_229 = lean_ctor_get(x_222, 2);
+lean_inc(x_229);
+x_230 = lean_ctor_get(x_222, 0);
+lean_inc(x_230);
+x_231 = lean_ctor_get(x_222, 1);
+lean_inc(x_231);
+x_232 = lean_ctor_get(x_222, 3);
+lean_inc(x_232);
+x_233 = lean_ctor_get(x_222, 4);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_222, 5);
+lean_inc(x_234);
+if (lean_is_exclusive(x_222)) {
+ lean_ctor_release(x_222, 0);
+ lean_ctor_release(x_222, 1);
+ lean_ctor_release(x_222, 2);
+ lean_ctor_release(x_222, 3);
+ lean_ctor_release(x_222, 4);
+ lean_ctor_release(x_222, 5);
+ x_235 = x_222;
+} else {
+ lean_dec_ref(x_222);
+ x_235 = lean_box(0);
+}
+x_236 = lean_ctor_get(x_229, 0);
+lean_inc(x_236);
+x_237 = lean_ctor_get(x_229, 1);
+lean_inc(x_237);
+if (lean_is_exclusive(x_229)) {
+ lean_ctor_release(x_229, 0);
+ lean_ctor_release(x_229, 1);
+ lean_ctor_release(x_229, 2);
+ x_238 = x_229;
+} else {
+ lean_dec_ref(x_229);
+ x_238 = lean_box(0);
+}
+if (lean_is_scalar(x_238)) {
+ x_239 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_239 = x_238;
+}
+lean_ctor_set(x_239, 0, x_236);
+lean_ctor_set(x_239, 1, x_237);
+lean_ctor_set(x_239, 2, x_191);
+if (lean_is_scalar(x_235)) {
+ x_240 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_240 = x_235;
+}
+lean_ctor_set(x_240, 0, x_230);
+lean_ctor_set(x_240, 1, x_231);
+lean_ctor_set(x_240, 2, x_239);
+lean_ctor_set(x_240, 3, x_232);
+lean_ctor_set(x_240, 4, x_233);
+lean_ctor_set(x_240, 5, x_234);
+if (lean_is_scalar(x_223)) {
+ x_241 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_241 = x_223;
+}
+lean_ctor_set(x_241, 0, x_228);
+lean_ctor_set(x_241, 1, x_240);
+return x_241;
+}
+else
+{
+lean_object* x_242; lean_object* x_243; 
+x_242 = lean_ctor_get(x_220, 0);
+lean_inc(x_242);
+x_243 = lean_ctor_get(x_220, 1);
+lean_inc(x_243);
+lean_dec(x_220);
+x_193 = x_242;
+x_194 = x_243;
+goto block_208;
+}
+}
+else
+{
+lean_object* x_244; lean_object* x_245; 
+lean_dec(x_19);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_244 = lean_ctor_get(x_215, 0);
+lean_inc(x_244);
+x_245 = lean_ctor_get(x_215, 1);
+lean_inc(x_245);
+lean_dec(x_215);
+x_193 = x_244;
+x_194 = x_245;
+goto block_208;
+}
+}
+else
+{
+lean_object* x_246; lean_object* x_247; 
+lean_dec(x_19);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_246 = lean_ctor_get(x_213, 0);
+lean_inc(x_246);
+x_247 = lean_ctor_get(x_213, 1);
+lean_inc(x_247);
+lean_dec(x_213);
+x_193 = x_246;
+x_194 = x_247;
+goto block_208;
+}
+block_208:
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; 
+x_195 = lean_ctor_get(x_194, 2);
+lean_inc(x_195);
+x_196 = lean_ctor_get(x_194, 0);
+lean_inc(x_196);
+x_197 = lean_ctor_get(x_194, 1);
+lean_inc(x_197);
+x_198 = lean_ctor_get(x_194, 3);
+lean_inc(x_198);
+x_199 = lean_ctor_get(x_194, 4);
+lean_inc(x_199);
+x_200 = lean_ctor_get(x_194, 5);
+lean_inc(x_200);
+if (lean_is_exclusive(x_194)) {
+ lean_ctor_release(x_194, 0);
+ lean_ctor_release(x_194, 1);
+ lean_ctor_release(x_194, 2);
+ lean_ctor_release(x_194, 3);
+ lean_ctor_release(x_194, 4);
+ lean_ctor_release(x_194, 5);
+ x_201 = x_194;
+} else {
+ lean_dec_ref(x_194);
  x_201 = lean_box(0);
 }
+x_202 = lean_ctor_get(x_195, 0);
+lean_inc(x_202);
+x_203 = lean_ctor_get(x_195, 1);
+lean_inc(x_203);
+if (lean_is_exclusive(x_195)) {
+ lean_ctor_release(x_195, 0);
+ lean_ctor_release(x_195, 1);
+ lean_ctor_release(x_195, 2);
+ x_204 = x_195;
+} else {
+ lean_dec_ref(x_195);
+ x_204 = lean_box(0);
+}
+if (lean_is_scalar(x_204)) {
+ x_205 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_205 = x_204;
+}
+lean_ctor_set(x_205, 0, x_202);
+lean_ctor_set(x_205, 1, x_203);
+lean_ctor_set(x_205, 2, x_191);
 if (lean_is_scalar(x_201)) {
- x_202 = lean_alloc_ctor(0, 3, 0);
+ x_206 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_202 = x_201;
+ x_206 = x_201;
 }
-lean_ctor_set(x_202, 0, x_199);
-lean_ctor_set(x_202, 1, x_200);
-lean_ctor_set(x_202, 2, x_159);
-if (lean_is_scalar(x_198)) {
- x_203 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_203 = x_198;
-}
-lean_ctor_set(x_203, 0, x_193);
-lean_ctor_set(x_203, 1, x_194);
-lean_ctor_set(x_203, 2, x_202);
-lean_ctor_set(x_203, 3, x_195);
-lean_ctor_set(x_203, 4, x_196);
-lean_ctor_set(x_203, 5, x_197);
-if (lean_is_scalar(x_192)) {
- x_204 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_204 = x_192;
-}
-lean_ctor_set(x_204, 0, x_191);
-lean_ctor_set(x_204, 1, x_203);
-return x_204;
-}
-else
-{
-lean_object* x_205; lean_object* x_206; 
-x_205 = lean_ctor_get(x_188, 0);
-lean_inc(x_205);
-x_206 = lean_ctor_get(x_188, 1);
-lean_inc(x_206);
-lean_dec(x_188);
-x_161 = x_205;
-x_162 = x_206;
-goto block_176;
-}
-}
-else
-{
-lean_object* x_207; lean_object* x_208; 
-lean_dec(x_19);
-lean_dec(x_14);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_207 = lean_ctor_get(x_183, 0);
-lean_inc(x_207);
-x_208 = lean_ctor_get(x_183, 1);
-lean_inc(x_208);
-lean_dec(x_183);
-x_161 = x_207;
-x_162 = x_208;
-goto block_176;
-}
-}
-else
-{
-lean_object* x_209; lean_object* x_210; 
-lean_dec(x_19);
-lean_dec(x_14);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_209 = lean_ctor_get(x_181, 0);
-lean_inc(x_209);
-x_210 = lean_ctor_get(x_181, 1);
-lean_inc(x_210);
-lean_dec(x_181);
-x_161 = x_209;
-x_162 = x_210;
-goto block_176;
-}
-block_176:
-{
-lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; 
-x_163 = lean_ctor_get(x_162, 2);
-lean_inc(x_163);
-x_164 = lean_ctor_get(x_162, 0);
-lean_inc(x_164);
-x_165 = lean_ctor_get(x_162, 1);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_162, 3);
-lean_inc(x_166);
-x_167 = lean_ctor_get(x_162, 4);
-lean_inc(x_167);
-x_168 = lean_ctor_get(x_162, 5);
-lean_inc(x_168);
-if (lean_is_exclusive(x_162)) {
- lean_ctor_release(x_162, 0);
- lean_ctor_release(x_162, 1);
- lean_ctor_release(x_162, 2);
- lean_ctor_release(x_162, 3);
- lean_ctor_release(x_162, 4);
- lean_ctor_release(x_162, 5);
- x_169 = x_162;
-} else {
- lean_dec_ref(x_162);
- x_169 = lean_box(0);
-}
-x_170 = lean_ctor_get(x_163, 0);
-lean_inc(x_170);
-x_171 = lean_ctor_get(x_163, 1);
-lean_inc(x_171);
-if (lean_is_exclusive(x_163)) {
- lean_ctor_release(x_163, 0);
- lean_ctor_release(x_163, 1);
- lean_ctor_release(x_163, 2);
- x_172 = x_163;
-} else {
- lean_dec_ref(x_163);
- x_172 = lean_box(0);
-}
-if (lean_is_scalar(x_172)) {
- x_173 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_173 = x_172;
-}
-lean_ctor_set(x_173, 0, x_170);
-lean_ctor_set(x_173, 1, x_171);
-lean_ctor_set(x_173, 2, x_159);
-if (lean_is_scalar(x_169)) {
- x_174 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_174 = x_169;
-}
-lean_ctor_set(x_174, 0, x_164);
-lean_ctor_set(x_174, 1, x_165);
-lean_ctor_set(x_174, 2, x_173);
-lean_ctor_set(x_174, 3, x_166);
-lean_ctor_set(x_174, 4, x_167);
-lean_ctor_set(x_174, 5, x_168);
+lean_ctor_set(x_206, 0, x_196);
+lean_ctor_set(x_206, 1, x_197);
+lean_ctor_set(x_206, 2, x_205);
+lean_ctor_set(x_206, 3, x_198);
+lean_ctor_set(x_206, 4, x_199);
+lean_ctor_set(x_206, 5, x_200);
 if (lean_is_scalar(x_9)) {
- x_175 = lean_alloc_ctor(1, 2, 0);
+ x_207 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_175 = x_9;
- lean_ctor_set_tag(x_175, 1);
+ x_207 = x_9;
+ lean_ctor_set_tag(x_207, 1);
 }
-lean_ctor_set(x_175, 0, x_161);
-lean_ctor_set(x_175, 1, x_174);
-return x_175;
+lean_ctor_set(x_207, 0, x_193);
+lean_ctor_set(x_207, 1, x_206);
+return x_207;
 }
 }
 }
 }
 else
 {
-uint8_t x_232; 
+uint8_t x_290; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_232 = !lean_is_exclusive(x_6);
-if (x_232 == 0)
+x_290 = !lean_is_exclusive(x_6);
+if (x_290 == 0)
 {
 return x_6;
 }
 else
 {
-lean_object* x_233; lean_object* x_234; lean_object* x_235; 
-x_233 = lean_ctor_get(x_6, 0);
-x_234 = lean_ctor_get(x_6, 1);
-lean_inc(x_234);
-lean_inc(x_233);
+lean_object* x_291; lean_object* x_292; lean_object* x_293; 
+x_291 = lean_ctor_get(x_6, 0);
+x_292 = lean_ctor_get(x_6, 1);
+lean_inc(x_292);
+lean_inc(x_291);
 lean_dec(x_6);
-x_235 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_235, 0, x_233);
-lean_ctor_set(x_235, 1, x_234);
-return x_235;
+x_293 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_293, 0, x_291);
+lean_ctor_set(x_293, 1, x_292);
+return x_293;
 }
 }
 }
@@ -7832,11 +8469,11 @@ lean_dec(x_4);
 return x_13;
 }
 }
-lean_object* l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 uint8_t x_7; lean_object* x_8; 
-x_7 = l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__5(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l_Array_isEqvAux___main___at_Lean_Meta_introN___spec__6(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
@@ -7886,7 +8523,7 @@ if (x_11 == 0)
 {
 lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
 x_12 = lean_ctor_get(x_10, 0);
-x_13 = l_Lean_Expr_Inhabited;
+x_13 = l_Lean_Name_inhabited;
 x_14 = lean_unsigned_to_nat(0u);
 x_15 = lean_array_get(x_13, x_12, x_14);
 lean_dec(x_12);
@@ -7901,7 +8538,7 @@ x_17 = lean_ctor_get(x_10, 1);
 lean_inc(x_17);
 lean_inc(x_16);
 lean_dec(x_10);
-x_18 = l_Lean_Expr_Inhabited;
+x_18 = l_Lean_Name_inhabited;
 x_19 = lean_unsigned_to_nat(0u);
 x_20 = lean_array_get(x_18, x_16, x_19);
 lean_dec(x_16);
@@ -7932,7 +8569,7 @@ if (lean_is_exclusive(x_22)) {
  lean_dec_ref(x_22);
  x_26 = lean_box(0);
 }
-x_27 = l_Lean_Expr_Inhabited;
+x_27 = l_Lean_Name_inhabited;
 x_28 = lean_unsigned_to_nat(0u);
 x_29 = lean_array_get(x_27, x_24, x_28);
 lean_dec(x_24);
@@ -8002,7 +8639,7 @@ if (x_9 == 0)
 {
 lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 x_10 = lean_ctor_get(x_8, 0);
-x_11 = l_Lean_Expr_Inhabited;
+x_11 = l_Lean_Name_inhabited;
 x_12 = lean_unsigned_to_nat(0u);
 x_13 = lean_array_get(x_11, x_10, x_12);
 lean_dec(x_10);
@@ -8017,7 +8654,7 @@ x_15 = lean_ctor_get(x_8, 1);
 lean_inc(x_15);
 lean_inc(x_14);
 lean_dec(x_8);
-x_16 = l_Lean_Expr_Inhabited;
+x_16 = l_Lean_Name_inhabited;
 x_17 = lean_unsigned_to_nat(0u);
 x_18 = lean_array_get(x_16, x_14, x_17);
 lean_dec(x_14);
@@ -8048,7 +8685,7 @@ if (lean_is_exclusive(x_20)) {
  lean_dec_ref(x_20);
  x_24 = lean_box(0);
 }
-x_25 = l_Lean_Expr_Inhabited;
+x_25 = l_Lean_Name_inhabited;
 x_26 = lean_unsigned_to_nat(0u);
 x_27 = lean_array_get(x_25, x_22, x_26);
 lean_dec(x_22);
@@ -8119,6 +8756,8 @@ l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__5 = _init_l_Lean_M
 lean_mark_persistent(l_Lean_Meta_introNCoreAux___main___rarg___lambda__1___closed__5);
 l_Lean_Meta_introNCoreAux___main___rarg___closed__1 = _init_l_Lean_Meta_introNCoreAux___main___rarg___closed__1();
 lean_mark_persistent(l_Lean_Meta_introNCoreAux___main___rarg___closed__1);
+l_Lean_Meta_introNCore___rarg___closed__1 = _init_l_Lean_Meta_introNCore___rarg___closed__1();
+lean_mark_persistent(l_Lean_Meta_introNCore___rarg___closed__1);
 l_Lean_Meta_mkAuxName___closed__1 = _init_l_Lean_Meta_mkAuxName___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkAuxName___closed__1);
 return lean_mk_io_result(lean_box(0));
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic/Revert.c b/stage0/stdlib/Init/Lean/Meta/Tactic/Revert.c
index f688b88df5..b5a2042d96 100644
--- a/stage0/stdlib/Init/Lean/Meta/Tactic/Revert.c
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic/Revert.c
@@ -18,7 +18,7 @@ lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
 lean_object* l_Lean_mkMVar(lean_object*);
 extern lean_object* l_Array_empty___closed__1;
-lean_object* l_Lean_Meta_elimMVarDeps(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 lean_object* lean_nat_add(lean_object*, lean_object*);
@@ -32,8 +32,9 @@ lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_revert___spec__2(lean_object*, lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_revert(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_revert___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_revert(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_revert___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_setMVarKind(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_revert___closed__1;
 uint8_t l_Array_isEmpty___rarg(lean_object*);
 lean_object* l_Lean_mkFVar(lean_object*);
@@ -212,1028 +213,1107 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* l_Lean_Meta_revert(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Meta_revert(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-uint8_t x_5; 
-x_5 = l_Array_isEmpty___rarg(x_2);
-if (x_5 == 0)
+uint8_t x_6; 
+x_6 = l_Array_isEmpty___rarg(x_2);
+if (x_6 == 0)
 {
-lean_object* x_6; 
+lean_object* x_7; 
 lean_inc(x_1);
-x_6 = l_Lean_Meta_getMVarDecl(x_1, x_3, x_4);
-if (lean_obj_tag(x_6) == 0)
+x_7 = l_Lean_Meta_getMVarDecl(x_1, x_4, x_5);
+if (lean_obj_tag(x_7) == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; lean_object* x_19; lean_object* x_20; 
-x_7 = lean_ctor_get(x_6, 0);
-lean_inc(x_7);
-x_8 = lean_ctor_get(x_6, 1);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; lean_object* x_20; lean_object* x_21; 
+x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-if (lean_is_exclusive(x_6)) {
- lean_ctor_release(x_6, 0);
- lean_ctor_release(x_6, 1);
- x_9 = x_6;
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+if (lean_is_exclusive(x_7)) {
+ lean_ctor_release(x_7, 0);
+ lean_ctor_release(x_7, 1);
+ x_10 = x_7;
 } else {
- lean_dec_ref(x_6);
- x_9 = lean_box(0);
+ lean_dec_ref(x_7);
+ x_10 = lean_box(0);
 }
-x_10 = lean_ctor_get(x_3, 0);
-x_11 = lean_ctor_get(x_3, 2);
-x_12 = lean_ctor_get(x_3, 3);
-x_13 = lean_ctor_get(x_3, 4);
-x_14 = lean_ctor_get(x_7, 1);
-lean_inc(x_14);
-x_15 = lean_ctor_get(x_7, 4);
+x_11 = lean_ctor_get(x_4, 0);
+x_12 = lean_ctor_get(x_4, 2);
+x_13 = lean_ctor_get(x_4, 3);
+x_14 = lean_ctor_get(x_4, 4);
+x_15 = lean_ctor_get(x_8, 1);
 lean_inc(x_15);
-x_16 = lean_array_get_size(x_11);
-x_17 = lean_array_get_size(x_15);
-x_18 = lean_nat_dec_eq(x_16, x_17);
+x_16 = lean_ctor_get(x_8, 4);
+lean_inc(x_16);
+x_17 = lean_array_get_size(x_12);
+x_18 = lean_array_get_size(x_16);
+x_19 = lean_nat_dec_eq(x_17, x_18);
+lean_dec(x_18);
 lean_dec(x_17);
-lean_dec(x_16);
+lean_inc(x_14);
 lean_inc(x_13);
-lean_inc(x_12);
-lean_inc(x_15);
-lean_inc(x_10);
-x_19 = lean_alloc_ctor(0, 5, 0);
-lean_ctor_set(x_19, 0, x_10);
-lean_ctor_set(x_19, 1, x_14);
-lean_ctor_set(x_19, 2, x_15);
-lean_ctor_set(x_19, 3, x_12);
-lean_ctor_set(x_19, 4, x_13);
-if (x_18 == 0)
+lean_inc(x_16);
+lean_inc(x_11);
+x_20 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_20, 0, x_11);
+lean_ctor_set(x_20, 1, x_15);
+lean_ctor_set(x_20, 2, x_16);
+lean_ctor_set(x_20, 3, x_13);
+lean_ctor_set(x_20, 4, x_14);
+if (x_19 == 0)
 {
-lean_object* x_226; 
-lean_dec(x_15);
-lean_dec(x_7);
-x_226 = lean_box(0);
-x_20 = x_226;
-goto block_225;
+lean_object* x_254; 
+lean_dec(x_16);
+lean_dec(x_8);
+x_254 = lean_box(0);
+x_21 = x_254;
+goto block_253;
 }
 else
 {
-lean_object* x_227; uint8_t x_228; 
-x_227 = lean_unsigned_to_nat(0u);
-x_228 = l_Array_isEqvAux___main___at_Lean_Meta_revert___spec__4(x_3, x_7, lean_box(0), x_11, x_15, x_227);
-lean_dec(x_15);
-lean_dec(x_7);
-if (x_228 == 0)
+lean_object* x_255; uint8_t x_256; 
+x_255 = lean_unsigned_to_nat(0u);
+x_256 = l_Array_isEqvAux___main___at_Lean_Meta_revert___spec__4(x_4, x_8, lean_box(0), x_12, x_16, x_255);
+lean_dec(x_16);
+lean_dec(x_8);
+if (x_256 == 0)
 {
-lean_object* x_229; 
-x_229 = lean_box(0);
-x_20 = x_229;
-goto block_225;
+lean_object* x_257; 
+x_257 = lean_box(0);
+x_21 = x_257;
+goto block_253;
 }
 else
 {
-lean_object* x_230; lean_object* x_231; 
-lean_dec(x_9);
-x_230 = l_Lean_Meta_revert___closed__2;
+lean_object* x_258; lean_object* x_259; 
+lean_dec(x_10);
+x_258 = l_Lean_Meta_revert___closed__2;
 lean_inc(x_1);
-x_231 = l_Lean_Meta_checkNotAssigned(x_1, x_230, x_19, x_8);
-if (lean_obj_tag(x_231) == 0)
+x_259 = l_Lean_Meta_checkNotAssigned(x_1, x_258, x_20, x_9);
+if (lean_obj_tag(x_259) == 0)
 {
-lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; 
-x_232 = lean_ctor_get(x_231, 1);
-lean_inc(x_232);
-lean_dec(x_231);
-x_233 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_227, x_2);
-x_234 = l_Lean_mkMVar(x_1);
-x_235 = l_Lean_Meta_elimMVarDeps(x_233, x_234, x_19, x_232);
-lean_dec(x_19);
-if (lean_obj_tag(x_235) == 0)
+lean_object* x_260; uint8_t x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; 
+x_260 = lean_ctor_get(x_259, 1);
+lean_inc(x_260);
+lean_dec(x_259);
+x_261 = 0;
+lean_inc(x_1);
+x_262 = l_Lean_Meta_setMVarKind(x_1, x_261, x_20, x_260);
+x_263 = lean_ctor_get(x_262, 1);
+lean_inc(x_263);
+lean_dec(x_262);
+x_264 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_255, x_2);
+lean_inc(x_1);
+x_265 = l_Lean_mkMVar(x_1);
+x_266 = l_Lean_Meta_elimMVarDeps(x_264, x_265, x_3, x_20, x_263);
+if (lean_obj_tag(x_266) == 0)
 {
-uint8_t x_236; 
-x_236 = !lean_is_exclusive(x_235);
-if (x_236 == 0)
+lean_object* x_267; lean_object* x_268; uint8_t x_269; lean_object* x_270; uint8_t x_271; 
+x_267 = lean_ctor_get(x_266, 0);
+lean_inc(x_267);
+x_268 = lean_ctor_get(x_266, 1);
+lean_inc(x_268);
+lean_dec(x_266);
+x_269 = 2;
+x_270 = l_Lean_Meta_setMVarKind(x_1, x_269, x_20, x_268);
+lean_dec(x_20);
+x_271 = !lean_is_exclusive(x_270);
+if (x_271 == 0)
 {
-lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; 
-x_237 = lean_ctor_get(x_235, 0);
-x_238 = l_Lean_Expr_getAppNumArgsAux___main(x_237, x_227);
-x_239 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_238);
-x_240 = lean_mk_array(x_238, x_239);
-x_241 = lean_unsigned_to_nat(1u);
-x_242 = lean_nat_sub(x_238, x_241);
-lean_dec(x_238);
-x_243 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_237, x_240, x_242);
-lean_ctor_set(x_235, 0, x_243);
-return x_235;
+lean_object* x_272; lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; 
+x_272 = lean_ctor_get(x_270, 0);
+lean_dec(x_272);
+x_273 = l_Lean_Expr_getAppNumArgsAux___main(x_267, x_255);
+x_274 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_273);
+x_275 = lean_mk_array(x_273, x_274);
+x_276 = lean_unsigned_to_nat(1u);
+x_277 = lean_nat_sub(x_273, x_276);
+lean_dec(x_273);
+x_278 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_267, x_275, x_277);
+lean_ctor_set(x_270, 0, x_278);
+return x_270;
 }
 else
 {
-lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; 
-x_244 = lean_ctor_get(x_235, 0);
-x_245 = lean_ctor_get(x_235, 1);
-lean_inc(x_245);
-lean_inc(x_244);
-lean_dec(x_235);
-x_246 = l_Lean_Expr_getAppNumArgsAux___main(x_244, x_227);
-x_247 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_246);
-x_248 = lean_mk_array(x_246, x_247);
-x_249 = lean_unsigned_to_nat(1u);
-x_250 = lean_nat_sub(x_246, x_249);
-lean_dec(x_246);
-x_251 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_244, x_248, x_250);
-x_252 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_252, 0, x_251);
-lean_ctor_set(x_252, 1, x_245);
-return x_252;
+lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; 
+x_279 = lean_ctor_get(x_270, 1);
+lean_inc(x_279);
+lean_dec(x_270);
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+x_281 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_280);
+x_282 = lean_mk_array(x_280, x_281);
+x_283 = lean_unsigned_to_nat(1u);
+x_284 = lean_nat_sub(x_280, x_283);
+lean_dec(x_280);
+x_285 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_267, x_282, x_284);
+x_286 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_286, 0, x_285);
+lean_ctor_set(x_286, 1, x_279);
+return x_286;
 }
 }
 else
 {
-uint8_t x_253; 
-x_253 = !lean_is_exclusive(x_235);
-if (x_253 == 0)
+lean_object* x_287; lean_object* x_288; uint8_t x_289; lean_object* x_290; uint8_t x_291; 
+x_287 = lean_ctor_get(x_266, 0);
+lean_inc(x_287);
+x_288 = lean_ctor_get(x_266, 1);
+lean_inc(x_288);
+lean_dec(x_266);
+x_289 = 2;
+x_290 = l_Lean_Meta_setMVarKind(x_1, x_289, x_20, x_288);
+lean_dec(x_20);
+x_291 = !lean_is_exclusive(x_290);
+if (x_291 == 0)
 {
-return x_235;
+lean_object* x_292; 
+x_292 = lean_ctor_get(x_290, 0);
+lean_dec(x_292);
+lean_ctor_set_tag(x_290, 1);
+lean_ctor_set(x_290, 0, x_287);
+return x_290;
 }
 else
 {
-lean_object* x_254; lean_object* x_255; lean_object* x_256; 
-x_254 = lean_ctor_get(x_235, 0);
-x_255 = lean_ctor_get(x_235, 1);
-lean_inc(x_255);
-lean_inc(x_254);
-lean_dec(x_235);
-x_256 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_256, 0, x_254);
-lean_ctor_set(x_256, 1, x_255);
-return x_256;
+lean_object* x_293; lean_object* x_294; 
+x_293 = lean_ctor_get(x_290, 1);
+lean_inc(x_293);
+lean_dec(x_290);
+x_294 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_294, 0, x_287);
+lean_ctor_set(x_294, 1, x_293);
+return x_294;
 }
 }
 }
 else
 {
-uint8_t x_257; 
-lean_dec(x_19);
+uint8_t x_295; 
+lean_dec(x_20);
 lean_dec(x_2);
 lean_dec(x_1);
-x_257 = !lean_is_exclusive(x_231);
-if (x_257 == 0)
+x_295 = !lean_is_exclusive(x_259);
+if (x_295 == 0)
 {
-return x_231;
+return x_259;
 }
 else
 {
-lean_object* x_258; lean_object* x_259; lean_object* x_260; 
-x_258 = lean_ctor_get(x_231, 0);
-x_259 = lean_ctor_get(x_231, 1);
-lean_inc(x_259);
-lean_inc(x_258);
-lean_dec(x_231);
-x_260 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_260, 0, x_258);
-lean_ctor_set(x_260, 1, x_259);
-return x_260;
+lean_object* x_296; lean_object* x_297; lean_object* x_298; 
+x_296 = lean_ctor_get(x_259, 0);
+x_297 = lean_ctor_get(x_259, 1);
+lean_inc(x_297);
+lean_inc(x_296);
+lean_dec(x_259);
+x_298 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_298, 0, x_296);
+lean_ctor_set(x_298, 1, x_297);
+return x_298;
 }
 }
 }
 }
-block_225:
+block_253:
 {
-uint8_t x_21; 
-lean_dec(x_20);
-x_21 = !lean_is_exclusive(x_8);
-if (x_21 == 0)
+uint8_t x_22; 
+lean_dec(x_21);
+x_22 = !lean_is_exclusive(x_9);
+if (x_22 == 0)
 {
-lean_object* x_22; uint8_t x_23; 
-x_22 = lean_ctor_get(x_8, 2);
-x_23 = !lean_is_exclusive(x_22);
-if (x_23 == 0)
+lean_object* x_23; uint8_t x_24; 
+x_23 = lean_ctor_get(x_9, 2);
+x_24 = !lean_is_exclusive(x_23);
+if (x_24 == 0)
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_24 = lean_ctor_get(x_22, 2);
-x_49 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-lean_ctor_set(x_22, 2, x_49);
-x_50 = l_Lean_Meta_revert___closed__2;
+lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_25 = lean_ctor_get(x_23, 2);
+x_50 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+lean_ctor_set(x_23, 2, x_50);
+x_51 = l_Lean_Meta_revert___closed__2;
 lean_inc(x_1);
-x_51 = l_Lean_Meta_checkNotAssigned(x_1, x_50, x_19, x_8);
-if (lean_obj_tag(x_51) == 0)
+x_52 = l_Lean_Meta_checkNotAssigned(x_1, x_51, x_20, x_9);
+if (lean_obj_tag(x_52) == 0)
 {
-lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-x_52 = lean_ctor_get(x_51, 1);
-lean_inc(x_52);
-lean_dec(x_51);
-x_53 = lean_unsigned_to_nat(0u);
-x_54 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_53, x_2);
-x_55 = l_Lean_mkMVar(x_1);
-x_56 = l_Lean_Meta_elimMVarDeps(x_54, x_55, x_19, x_52);
-lean_dec(x_19);
-if (lean_obj_tag(x_56) == 0)
+lean_object* x_53; uint8_t x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; 
+x_53 = lean_ctor_get(x_52, 1);
+lean_inc(x_53);
+lean_dec(x_52);
+x_54 = 0;
+lean_inc(x_1);
+x_55 = l_Lean_Meta_setMVarKind(x_1, x_54, x_20, x_53);
+x_56 = lean_ctor_get(x_55, 1);
+lean_inc(x_56);
+lean_dec(x_55);
+x_57 = lean_unsigned_to_nat(0u);
+x_58 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_57, x_2);
+lean_inc(x_1);
+x_59 = l_Lean_mkMVar(x_1);
+x_60 = l_Lean_Meta_elimMVarDeps(x_58, x_59, x_3, x_20, x_56);
+if (lean_obj_tag(x_60) == 0)
 {
-uint8_t x_57; 
-lean_dec(x_9);
-x_57 = !lean_is_exclusive(x_56);
-if (x_57 == 0)
-{
-lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; uint8_t x_66; 
-x_58 = lean_ctor_get(x_56, 0);
-x_59 = lean_ctor_get(x_56, 1);
-x_60 = l_Lean_Expr_getAppNumArgsAux___main(x_58, x_53);
-x_61 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_60);
-x_62 = lean_mk_array(x_60, x_61);
-x_63 = lean_unsigned_to_nat(1u);
-x_64 = lean_nat_sub(x_60, x_63);
+lean_object* x_61; lean_object* x_62; uint8_t x_63; lean_object* x_64; uint8_t x_65; 
+lean_dec(x_10);
+x_61 = lean_ctor_get(x_60, 0);
+lean_inc(x_61);
+x_62 = lean_ctor_get(x_60, 1);
+lean_inc(x_62);
 lean_dec(x_60);
-x_65 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_58, x_62, x_64);
-x_66 = !lean_is_exclusive(x_59);
-if (x_66 == 0)
+x_63 = 2;
+x_64 = l_Lean_Meta_setMVarKind(x_1, x_63, x_20, x_62);
+lean_dec(x_20);
+x_65 = !lean_is_exclusive(x_64);
+if (x_65 == 0)
 {
-lean_object* x_67; uint8_t x_68; 
-x_67 = lean_ctor_get(x_59, 2);
-x_68 = !lean_is_exclusive(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; 
-x_69 = lean_ctor_get(x_67, 2);
-lean_dec(x_69);
-lean_ctor_set(x_67, 2, x_24);
-lean_ctor_set(x_56, 0, x_65);
-return x_56;
-}
-else
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; 
-x_70 = lean_ctor_get(x_67, 0);
-x_71 = lean_ctor_get(x_67, 1);
-lean_inc(x_71);
-lean_inc(x_70);
+lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; uint8_t x_74; 
+x_66 = lean_ctor_get(x_64, 1);
+x_67 = lean_ctor_get(x_64, 0);
 lean_dec(x_67);
-x_72 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_72, 0, x_70);
-lean_ctor_set(x_72, 1, x_71);
-lean_ctor_set(x_72, 2, x_24);
-lean_ctor_set(x_59, 2, x_72);
-lean_ctor_set(x_56, 0, x_65);
-return x_56;
-}
+x_68 = l_Lean_Expr_getAppNumArgsAux___main(x_61, x_57);
+x_69 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_68);
+x_70 = lean_mk_array(x_68, x_69);
+x_71 = lean_unsigned_to_nat(1u);
+x_72 = lean_nat_sub(x_68, x_71);
+lean_dec(x_68);
+x_73 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_61, x_70, x_72);
+x_74 = !lean_is_exclusive(x_66);
+if (x_74 == 0)
+{
+lean_object* x_75; uint8_t x_76; 
+x_75 = lean_ctor_get(x_66, 2);
+x_76 = !lean_is_exclusive(x_75);
+if (x_76 == 0)
+{
+lean_object* x_77; 
+x_77 = lean_ctor_get(x_75, 2);
+lean_dec(x_77);
+lean_ctor_set(x_75, 2, x_25);
+lean_ctor_set(x_64, 0, x_73);
+return x_64;
 }
 else
 {
-lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
-x_73 = lean_ctor_get(x_59, 2);
-x_74 = lean_ctor_get(x_59, 0);
-x_75 = lean_ctor_get(x_59, 1);
-x_76 = lean_ctor_get(x_59, 3);
-x_77 = lean_ctor_get(x_59, 4);
-x_78 = lean_ctor_get(x_59, 5);
-lean_inc(x_78);
-lean_inc(x_77);
-lean_inc(x_76);
-lean_inc(x_73);
-lean_inc(x_75);
-lean_inc(x_74);
-lean_dec(x_59);
-x_79 = lean_ctor_get(x_73, 0);
+lean_object* x_78; lean_object* x_79; lean_object* x_80; 
+x_78 = lean_ctor_get(x_75, 0);
+x_79 = lean_ctor_get(x_75, 1);
 lean_inc(x_79);
-x_80 = lean_ctor_get(x_73, 1);
-lean_inc(x_80);
-if (lean_is_exclusive(x_73)) {
- lean_ctor_release(x_73, 0);
- lean_ctor_release(x_73, 1);
- lean_ctor_release(x_73, 2);
- x_81 = x_73;
-} else {
- lean_dec_ref(x_73);
- x_81 = lean_box(0);
-}
-if (lean_is_scalar(x_81)) {
- x_82 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_82 = x_81;
-}
-lean_ctor_set(x_82, 0, x_79);
-lean_ctor_set(x_82, 1, x_80);
-lean_ctor_set(x_82, 2, x_24);
-x_83 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_83, 0, x_74);
-lean_ctor_set(x_83, 1, x_75);
-lean_ctor_set(x_83, 2, x_82);
-lean_ctor_set(x_83, 3, x_76);
-lean_ctor_set(x_83, 4, x_77);
-lean_ctor_set(x_83, 5, x_78);
-lean_ctor_set(x_56, 1, x_83);
-lean_ctor_set(x_56, 0, x_65);
-return x_56;
+lean_inc(x_78);
+lean_dec(x_75);
+x_80 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_80, 0, x_78);
+lean_ctor_set(x_80, 1, x_79);
+lean_ctor_set(x_80, 2, x_25);
+lean_ctor_set(x_66, 2, x_80);
+lean_ctor_set(x_64, 0, x_73);
+return x_64;
 }
 }
 else
 {
-lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; 
-x_84 = lean_ctor_get(x_56, 0);
-x_85 = lean_ctor_get(x_56, 1);
+lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; 
+x_81 = lean_ctor_get(x_66, 2);
+x_82 = lean_ctor_get(x_66, 0);
+x_83 = lean_ctor_get(x_66, 1);
+x_84 = lean_ctor_get(x_66, 3);
+x_85 = lean_ctor_get(x_66, 4);
+x_86 = lean_ctor_get(x_66, 5);
+lean_inc(x_86);
 lean_inc(x_85);
 lean_inc(x_84);
-lean_dec(x_56);
-x_86 = l_Lean_Expr_getAppNumArgsAux___main(x_84, x_53);
-x_87 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_86);
-x_88 = lean_mk_array(x_86, x_87);
-x_89 = lean_unsigned_to_nat(1u);
-x_90 = lean_nat_sub(x_86, x_89);
-lean_dec(x_86);
-x_91 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_84, x_88, x_90);
-x_92 = lean_ctor_get(x_85, 2);
-lean_inc(x_92);
-x_93 = lean_ctor_get(x_85, 0);
-lean_inc(x_93);
-x_94 = lean_ctor_get(x_85, 1);
-lean_inc(x_94);
-x_95 = lean_ctor_get(x_85, 3);
-lean_inc(x_95);
-x_96 = lean_ctor_get(x_85, 4);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_85, 5);
-lean_inc(x_97);
-if (lean_is_exclusive(x_85)) {
- lean_ctor_release(x_85, 0);
- lean_ctor_release(x_85, 1);
- lean_ctor_release(x_85, 2);
- lean_ctor_release(x_85, 3);
- lean_ctor_release(x_85, 4);
- lean_ctor_release(x_85, 5);
- x_98 = x_85;
+lean_inc(x_81);
+lean_inc(x_83);
+lean_inc(x_82);
+lean_dec(x_66);
+x_87 = lean_ctor_get(x_81, 0);
+lean_inc(x_87);
+x_88 = lean_ctor_get(x_81, 1);
+lean_inc(x_88);
+if (lean_is_exclusive(x_81)) {
+ lean_ctor_release(x_81, 0);
+ lean_ctor_release(x_81, 1);
+ lean_ctor_release(x_81, 2);
+ x_89 = x_81;
 } else {
- lean_dec_ref(x_85);
- x_98 = lean_box(0);
+ lean_dec_ref(x_81);
+ x_89 = lean_box(0);
 }
-x_99 = lean_ctor_get(x_92, 0);
+if (lean_is_scalar(x_89)) {
+ x_90 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_90 = x_89;
+}
+lean_ctor_set(x_90, 0, x_87);
+lean_ctor_set(x_90, 1, x_88);
+lean_ctor_set(x_90, 2, x_25);
+x_91 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_91, 0, x_82);
+lean_ctor_set(x_91, 1, x_83);
+lean_ctor_set(x_91, 2, x_90);
+lean_ctor_set(x_91, 3, x_84);
+lean_ctor_set(x_91, 4, x_85);
+lean_ctor_set(x_91, 5, x_86);
+lean_ctor_set(x_64, 1, x_91);
+lean_ctor_set(x_64, 0, x_73);
+return x_64;
+}
+}
+else
+{
+lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; 
+x_92 = lean_ctor_get(x_64, 1);
+lean_inc(x_92);
+lean_dec(x_64);
+x_93 = l_Lean_Expr_getAppNumArgsAux___main(x_61, x_57);
+x_94 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_93);
+x_95 = lean_mk_array(x_93, x_94);
+x_96 = lean_unsigned_to_nat(1u);
+x_97 = lean_nat_sub(x_93, x_96);
+lean_dec(x_93);
+x_98 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_61, x_95, x_97);
+x_99 = lean_ctor_get(x_92, 2);
 lean_inc(x_99);
-x_100 = lean_ctor_get(x_92, 1);
+x_100 = lean_ctor_get(x_92, 0);
 lean_inc(x_100);
+x_101 = lean_ctor_get(x_92, 1);
+lean_inc(x_101);
+x_102 = lean_ctor_get(x_92, 3);
+lean_inc(x_102);
+x_103 = lean_ctor_get(x_92, 4);
+lean_inc(x_103);
+x_104 = lean_ctor_get(x_92, 5);
+lean_inc(x_104);
 if (lean_is_exclusive(x_92)) {
  lean_ctor_release(x_92, 0);
  lean_ctor_release(x_92, 1);
  lean_ctor_release(x_92, 2);
- x_101 = x_92;
+ lean_ctor_release(x_92, 3);
+ lean_ctor_release(x_92, 4);
+ lean_ctor_release(x_92, 5);
+ x_105 = x_92;
 } else {
  lean_dec_ref(x_92);
- x_101 = lean_box(0);
+ x_105 = lean_box(0);
 }
-if (lean_is_scalar(x_101)) {
- x_102 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_102 = x_101;
-}
-lean_ctor_set(x_102, 0, x_99);
-lean_ctor_set(x_102, 1, x_100);
-lean_ctor_set(x_102, 2, x_24);
-if (lean_is_scalar(x_98)) {
- x_103 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_103 = x_98;
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-lean_ctor_set(x_103, 0, x_93);
-lean_ctor_set(x_103, 1, x_94);
-lean_ctor_set(x_103, 2, x_102);
-lean_ctor_set(x_103, 3, x_95);
-lean_ctor_set(x_103, 4, x_96);
-lean_ctor_set(x_103, 5, x_97);
-x_104 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_104, 0, x_91);
-lean_ctor_set(x_104, 1, x_103);
-return x_104;
-}
-}
-else
-{
-lean_object* x_105; lean_object* x_106; 
-x_105 = lean_ctor_get(x_56, 0);
-lean_inc(x_105);
-x_106 = lean_ctor_get(x_56, 1);
+x_106 = lean_ctor_get(x_99, 0);
 lean_inc(x_106);
-lean_dec(x_56);
-x_25 = x_105;
-x_26 = x_106;
-goto block_48;
+x_107 = lean_ctor_get(x_99, 1);
+lean_inc(x_107);
+if (lean_is_exclusive(x_99)) {
+ lean_ctor_release(x_99, 0);
+ lean_ctor_release(x_99, 1);
+ lean_ctor_release(x_99, 2);
+ x_108 = x_99;
+} else {
+ lean_dec_ref(x_99);
+ x_108 = lean_box(0);
+}
+if (lean_is_scalar(x_108)) {
+ x_109 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_109 = x_108;
+}
+lean_ctor_set(x_109, 0, x_106);
+lean_ctor_set(x_109, 1, x_107);
+lean_ctor_set(x_109, 2, x_25);
+if (lean_is_scalar(x_105)) {
+ x_110 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_110 = x_105;
+}
+lean_ctor_set(x_110, 0, x_100);
+lean_ctor_set(x_110, 1, x_101);
+lean_ctor_set(x_110, 2, x_109);
+lean_ctor_set(x_110, 3, x_102);
+lean_ctor_set(x_110, 4, x_103);
+lean_ctor_set(x_110, 5, x_104);
+x_111 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_111, 0, x_98);
+lean_ctor_set(x_111, 1, x_110);
+return x_111;
 }
 }
 else
 {
-lean_object* x_107; lean_object* x_108; 
-lean_dec(x_19);
+lean_object* x_112; lean_object* x_113; uint8_t x_114; lean_object* x_115; lean_object* x_116; 
+x_112 = lean_ctor_get(x_60, 0);
+lean_inc(x_112);
+x_113 = lean_ctor_get(x_60, 1);
+lean_inc(x_113);
+lean_dec(x_60);
+x_114 = 2;
+x_115 = l_Lean_Meta_setMVarKind(x_1, x_114, x_20, x_113);
+lean_dec(x_20);
+x_116 = lean_ctor_get(x_115, 1);
+lean_inc(x_116);
+lean_dec(x_115);
+x_26 = x_112;
+x_27 = x_116;
+goto block_49;
+}
+}
+else
+{
+lean_object* x_117; lean_object* x_118; 
+lean_dec(x_20);
 lean_dec(x_2);
 lean_dec(x_1);
-x_107 = lean_ctor_get(x_51, 0);
-lean_inc(x_107);
-x_108 = lean_ctor_get(x_51, 1);
-lean_inc(x_108);
-lean_dec(x_51);
-x_25 = x_107;
-x_26 = x_108;
-goto block_48;
+x_117 = lean_ctor_get(x_52, 0);
+lean_inc(x_117);
+x_118 = lean_ctor_get(x_52, 1);
+lean_inc(x_118);
+lean_dec(x_52);
+x_26 = x_117;
+x_27 = x_118;
+goto block_49;
 }
-block_48:
+block_49:
 {
-uint8_t x_27; 
-x_27 = !lean_is_exclusive(x_26);
-if (x_27 == 0)
+uint8_t x_28; 
+x_28 = !lean_is_exclusive(x_27);
+if (x_28 == 0)
 {
-lean_object* x_28; uint8_t x_29; 
-x_28 = lean_ctor_get(x_26, 2);
-x_29 = !lean_is_exclusive(x_28);
-if (x_29 == 0)
+lean_object* x_29; uint8_t x_30; 
+x_29 = lean_ctor_get(x_27, 2);
+x_30 = !lean_is_exclusive(x_29);
+if (x_30 == 0)
 {
-lean_object* x_30; lean_object* x_31; 
-x_30 = lean_ctor_get(x_28, 2);
-lean_dec(x_30);
-lean_ctor_set(x_28, 2, x_24);
-if (lean_is_scalar(x_9)) {
- x_31 = lean_alloc_ctor(1, 2, 0);
+lean_object* x_31; lean_object* x_32; 
+x_31 = lean_ctor_get(x_29, 2);
+lean_dec(x_31);
+lean_ctor_set(x_29, 2, x_25);
+if (lean_is_scalar(x_10)) {
+ x_32 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_31 = x_9;
- lean_ctor_set_tag(x_31, 1);
+ x_32 = x_10;
+ lean_ctor_set_tag(x_32, 1);
 }
-lean_ctor_set(x_31, 0, x_25);
-lean_ctor_set(x_31, 1, x_26);
-return x_31;
+lean_ctor_set(x_32, 0, x_26);
+lean_ctor_set(x_32, 1, x_27);
+return x_32;
 }
 else
 {
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_32 = lean_ctor_get(x_28, 0);
-x_33 = lean_ctor_get(x_28, 1);
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+x_33 = lean_ctor_get(x_29, 0);
+x_34 = lean_ctor_get(x_29, 1);
+lean_inc(x_34);
 lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_28);
-x_34 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_34, 0, x_32);
-lean_ctor_set(x_34, 1, x_33);
-lean_ctor_set(x_34, 2, x_24);
-lean_ctor_set(x_26, 2, x_34);
-if (lean_is_scalar(x_9)) {
- x_35 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_29);
+x_35 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+lean_ctor_set(x_35, 2, x_25);
+lean_ctor_set(x_27, 2, x_35);
+if (lean_is_scalar(x_10)) {
+ x_36 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_35 = x_9;
- lean_ctor_set_tag(x_35, 1);
+ x_36 = x_10;
+ lean_ctor_set_tag(x_36, 1);
 }
-lean_ctor_set(x_35, 0, x_25);
-lean_ctor_set(x_35, 1, x_26);
-return x_35;
+lean_ctor_set(x_36, 0, x_26);
+lean_ctor_set(x_36, 1, x_27);
+return x_36;
 }
 }
 else
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
-x_36 = lean_ctor_get(x_26, 2);
-x_37 = lean_ctor_get(x_26, 0);
-x_38 = lean_ctor_get(x_26, 1);
-x_39 = lean_ctor_get(x_26, 3);
-x_40 = lean_ctor_get(x_26, 4);
-x_41 = lean_ctor_get(x_26, 5);
+lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_37 = lean_ctor_get(x_27, 2);
+x_38 = lean_ctor_get(x_27, 0);
+x_39 = lean_ctor_get(x_27, 1);
+x_40 = lean_ctor_get(x_27, 3);
+x_41 = lean_ctor_get(x_27, 4);
+x_42 = lean_ctor_get(x_27, 5);
+lean_inc(x_42);
 lean_inc(x_41);
 lean_inc(x_40);
-lean_inc(x_39);
-lean_inc(x_36);
-lean_inc(x_38);
 lean_inc(x_37);
-lean_dec(x_26);
-x_42 = lean_ctor_get(x_36, 0);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
+lean_inc(x_38);
+lean_dec(x_27);
+x_43 = lean_ctor_get(x_37, 0);
 lean_inc(x_43);
-if (lean_is_exclusive(x_36)) {
- lean_ctor_release(x_36, 0);
- lean_ctor_release(x_36, 1);
- lean_ctor_release(x_36, 2);
- x_44 = x_36;
+x_44 = lean_ctor_get(x_37, 1);
+lean_inc(x_44);
+if (lean_is_exclusive(x_37)) {
+ lean_ctor_release(x_37, 0);
+ lean_ctor_release(x_37, 1);
+ lean_ctor_release(x_37, 2);
+ x_45 = x_37;
 } else {
- lean_dec_ref(x_36);
- x_44 = lean_box(0);
+ lean_dec_ref(x_37);
+ x_45 = lean_box(0);
 }
-if (lean_is_scalar(x_44)) {
- x_45 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_45)) {
+ x_46 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_45 = x_44;
+ x_46 = x_45;
 }
-lean_ctor_set(x_45, 0, x_42);
-lean_ctor_set(x_45, 1, x_43);
-lean_ctor_set(x_45, 2, x_24);
-x_46 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_46, 0, x_37);
-lean_ctor_set(x_46, 1, x_38);
-lean_ctor_set(x_46, 2, x_45);
-lean_ctor_set(x_46, 3, x_39);
-lean_ctor_set(x_46, 4, x_40);
-lean_ctor_set(x_46, 5, x_41);
-if (lean_is_scalar(x_9)) {
- x_47 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_46, 0, x_43);
+lean_ctor_set(x_46, 1, x_44);
+lean_ctor_set(x_46, 2, x_25);
+x_47 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_47, 0, x_38);
+lean_ctor_set(x_47, 1, x_39);
+lean_ctor_set(x_47, 2, x_46);
+lean_ctor_set(x_47, 3, x_40);
+lean_ctor_set(x_47, 4, x_41);
+lean_ctor_set(x_47, 5, x_42);
+if (lean_is_scalar(x_10)) {
+ x_48 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_47 = x_9;
- lean_ctor_set_tag(x_47, 1);
+ x_48 = x_10;
+ lean_ctor_set_tag(x_48, 1);
 }
-lean_ctor_set(x_47, 0, x_25);
-lean_ctor_set(x_47, 1, x_46);
-return x_47;
+lean_ctor_set(x_48, 0, x_26);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
 }
 }
 }
 else
 {
-lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; 
-x_109 = lean_ctor_get(x_22, 0);
-x_110 = lean_ctor_get(x_22, 1);
-x_111 = lean_ctor_get(x_22, 2);
-lean_inc(x_111);
-lean_inc(x_110);
-lean_inc(x_109);
-lean_dec(x_22);
-x_128 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-x_129 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_129, 0, x_109);
-lean_ctor_set(x_129, 1, x_110);
-lean_ctor_set(x_129, 2, x_128);
-lean_ctor_set(x_8, 2, x_129);
-x_130 = l_Lean_Meta_revert___closed__2;
+lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; 
+x_119 = lean_ctor_get(x_23, 0);
+x_120 = lean_ctor_get(x_23, 1);
+x_121 = lean_ctor_get(x_23, 2);
+lean_inc(x_121);
+lean_inc(x_120);
+lean_inc(x_119);
+lean_dec(x_23);
+x_138 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_139 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_139, 0, x_119);
+lean_ctor_set(x_139, 1, x_120);
+lean_ctor_set(x_139, 2, x_138);
+lean_ctor_set(x_9, 2, x_139);
+x_140 = l_Lean_Meta_revert___closed__2;
 lean_inc(x_1);
-x_131 = l_Lean_Meta_checkNotAssigned(x_1, x_130, x_19, x_8);
-if (lean_obj_tag(x_131) == 0)
+x_141 = l_Lean_Meta_checkNotAssigned(x_1, x_140, x_20, x_9);
+if (lean_obj_tag(x_141) == 0)
 {
-lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; 
-x_132 = lean_ctor_get(x_131, 1);
-lean_inc(x_132);
-lean_dec(x_131);
-x_133 = lean_unsigned_to_nat(0u);
-x_134 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_133, x_2);
-x_135 = l_Lean_mkMVar(x_1);
-x_136 = l_Lean_Meta_elimMVarDeps(x_134, x_135, x_19, x_132);
-lean_dec(x_19);
-if (lean_obj_tag(x_136) == 0)
+lean_object* x_142; uint8_t x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; 
+x_142 = lean_ctor_get(x_141, 1);
+lean_inc(x_142);
+lean_dec(x_141);
+x_143 = 0;
+lean_inc(x_1);
+x_144 = l_Lean_Meta_setMVarKind(x_1, x_143, x_20, x_142);
+x_145 = lean_ctor_get(x_144, 1);
+lean_inc(x_145);
+lean_dec(x_144);
+x_146 = lean_unsigned_to_nat(0u);
+x_147 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_146, x_2);
+lean_inc(x_1);
+x_148 = l_Lean_mkMVar(x_1);
+x_149 = l_Lean_Meta_elimMVarDeps(x_147, x_148, x_3, x_20, x_145);
+if (lean_obj_tag(x_149) == 0)
 {
-lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; 
-lean_dec(x_9);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_ctor_get(x_136, 1);
-lean_inc(x_138);
-if (lean_is_exclusive(x_136)) {
- lean_ctor_release(x_136, 0);
- lean_ctor_release(x_136, 1);
- x_139 = x_136;
-} else {
- lean_dec_ref(x_136);
- x_139 = lean_box(0);
-}
-x_140 = l_Lean_Expr_getAppNumArgsAux___main(x_137, x_133);
-x_141 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_140);
-x_142 = lean_mk_array(x_140, x_141);
-x_143 = lean_unsigned_to_nat(1u);
-x_144 = lean_nat_sub(x_140, x_143);
-lean_dec(x_140);
-x_145 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_137, x_142, x_144);
-x_146 = lean_ctor_get(x_138, 2);
-lean_inc(x_146);
-x_147 = lean_ctor_get(x_138, 0);
-lean_inc(x_147);
-x_148 = lean_ctor_get(x_138, 1);
-lean_inc(x_148);
-x_149 = lean_ctor_get(x_138, 3);
-lean_inc(x_149);
-x_150 = lean_ctor_get(x_138, 4);
+lean_object* x_150; lean_object* x_151; uint8_t x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; 
+lean_dec(x_10);
+x_150 = lean_ctor_get(x_149, 0);
 lean_inc(x_150);
-x_151 = lean_ctor_get(x_138, 5);
+x_151 = lean_ctor_get(x_149, 1);
 lean_inc(x_151);
-if (lean_is_exclusive(x_138)) {
- lean_ctor_release(x_138, 0);
- lean_ctor_release(x_138, 1);
- lean_ctor_release(x_138, 2);
- lean_ctor_release(x_138, 3);
- lean_ctor_release(x_138, 4);
- lean_ctor_release(x_138, 5);
- x_152 = x_138;
-} else {
- lean_dec_ref(x_138);
- x_152 = lean_box(0);
-}
-x_153 = lean_ctor_get(x_146, 0);
-lean_inc(x_153);
-x_154 = lean_ctor_get(x_146, 1);
+lean_dec(x_149);
+x_152 = 2;
+x_153 = l_Lean_Meta_setMVarKind(x_1, x_152, x_20, x_151);
+lean_dec(x_20);
+x_154 = lean_ctor_get(x_153, 1);
 lean_inc(x_154);
-if (lean_is_exclusive(x_146)) {
- lean_ctor_release(x_146, 0);
- lean_ctor_release(x_146, 1);
- lean_ctor_release(x_146, 2);
- x_155 = x_146;
+if (lean_is_exclusive(x_153)) {
+ lean_ctor_release(x_153, 0);
+ lean_ctor_release(x_153, 1);
+ x_155 = x_153;
 } else {
- lean_dec_ref(x_146);
+ lean_dec_ref(x_153);
  x_155 = lean_box(0);
 }
-if (lean_is_scalar(x_155)) {
- x_156 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_156 = x_155;
-}
-lean_ctor_set(x_156, 0, x_153);
-lean_ctor_set(x_156, 1, x_154);
-lean_ctor_set(x_156, 2, x_111);
-if (lean_is_scalar(x_152)) {
- x_157 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_157 = x_152;
-}
-lean_ctor_set(x_157, 0, x_147);
-lean_ctor_set(x_157, 1, x_148);
-lean_ctor_set(x_157, 2, x_156);
-lean_ctor_set(x_157, 3, x_149);
-lean_ctor_set(x_157, 4, x_150);
-lean_ctor_set(x_157, 5, x_151);
-if (lean_is_scalar(x_139)) {
- x_158 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_158 = x_139;
-}
-lean_ctor_set(x_158, 0, x_145);
-lean_ctor_set(x_158, 1, x_157);
-return x_158;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_136, 0);
-lean_inc(x_159);
-x_160 = lean_ctor_get(x_136, 1);
-lean_inc(x_160);
-lean_dec(x_136);
-x_112 = x_159;
-x_113 = x_160;
-goto block_127;
-}
-}
-else
-{
-lean_object* x_161; lean_object* x_162; 
-lean_dec(x_19);
-lean_dec(x_2);
-lean_dec(x_1);
-x_161 = lean_ctor_get(x_131, 0);
-lean_inc(x_161);
-x_162 = lean_ctor_get(x_131, 1);
+x_156 = l_Lean_Expr_getAppNumArgsAux___main(x_150, x_146);
+x_157 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_156);
+x_158 = lean_mk_array(x_156, x_157);
+x_159 = lean_unsigned_to_nat(1u);
+x_160 = lean_nat_sub(x_156, x_159);
+lean_dec(x_156);
+x_161 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_150, x_158, x_160);
+x_162 = lean_ctor_get(x_154, 2);
 lean_inc(x_162);
-lean_dec(x_131);
-x_112 = x_161;
-x_113 = x_162;
-goto block_127;
-}
-block_127:
-{
-lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; 
-x_114 = lean_ctor_get(x_113, 2);
-lean_inc(x_114);
-x_115 = lean_ctor_get(x_113, 0);
-lean_inc(x_115);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-x_117 = lean_ctor_get(x_113, 3);
-lean_inc(x_117);
-x_118 = lean_ctor_get(x_113, 4);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_113, 5);
-lean_inc(x_119);
-if (lean_is_exclusive(x_113)) {
- lean_ctor_release(x_113, 0);
- lean_ctor_release(x_113, 1);
- lean_ctor_release(x_113, 2);
- lean_ctor_release(x_113, 3);
- lean_ctor_release(x_113, 4);
- lean_ctor_release(x_113, 5);
- x_120 = x_113;
-} else {
- lean_dec_ref(x_113);
- x_120 = lean_box(0);
-}
-x_121 = lean_ctor_get(x_114, 0);
-lean_inc(x_121);
-x_122 = lean_ctor_get(x_114, 1);
-lean_inc(x_122);
-if (lean_is_exclusive(x_114)) {
- lean_ctor_release(x_114, 0);
- lean_ctor_release(x_114, 1);
- lean_ctor_release(x_114, 2);
- x_123 = x_114;
-} else {
- lean_dec_ref(x_114);
- x_123 = lean_box(0);
-}
-if (lean_is_scalar(x_123)) {
- x_124 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_124 = x_123;
-}
-lean_ctor_set(x_124, 0, x_121);
-lean_ctor_set(x_124, 1, x_122);
-lean_ctor_set(x_124, 2, x_111);
-if (lean_is_scalar(x_120)) {
- x_125 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_125 = x_120;
-}
-lean_ctor_set(x_125, 0, x_115);
-lean_ctor_set(x_125, 1, x_116);
-lean_ctor_set(x_125, 2, x_124);
-lean_ctor_set(x_125, 3, x_117);
-lean_ctor_set(x_125, 4, x_118);
-lean_ctor_set(x_125, 5, x_119);
-if (lean_is_scalar(x_9)) {
- x_126 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_126 = x_9;
- lean_ctor_set_tag(x_126, 1);
-}
-lean_ctor_set(x_126, 0, x_112);
-lean_ctor_set(x_126, 1, x_125);
-return x_126;
-}
-}
-}
-else
-{
-lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; 
-x_163 = lean_ctor_get(x_8, 2);
-x_164 = lean_ctor_get(x_8, 0);
-x_165 = lean_ctor_get(x_8, 1);
-x_166 = lean_ctor_get(x_8, 3);
-x_167 = lean_ctor_get(x_8, 4);
-x_168 = lean_ctor_get(x_8, 5);
-lean_inc(x_168);
-lean_inc(x_167);
-lean_inc(x_166);
+x_163 = lean_ctor_get(x_154, 0);
 lean_inc(x_163);
-lean_inc(x_165);
+x_164 = lean_ctor_get(x_154, 1);
 lean_inc(x_164);
-lean_dec(x_8);
-x_169 = lean_ctor_get(x_163, 0);
+x_165 = lean_ctor_get(x_154, 3);
+lean_inc(x_165);
+x_166 = lean_ctor_get(x_154, 4);
+lean_inc(x_166);
+x_167 = lean_ctor_get(x_154, 5);
+lean_inc(x_167);
+if (lean_is_exclusive(x_154)) {
+ lean_ctor_release(x_154, 0);
+ lean_ctor_release(x_154, 1);
+ lean_ctor_release(x_154, 2);
+ lean_ctor_release(x_154, 3);
+ lean_ctor_release(x_154, 4);
+ lean_ctor_release(x_154, 5);
+ x_168 = x_154;
+} else {
+ lean_dec_ref(x_154);
+ x_168 = lean_box(0);
+}
+x_169 = lean_ctor_get(x_162, 0);
 lean_inc(x_169);
-x_170 = lean_ctor_get(x_163, 1);
+x_170 = lean_ctor_get(x_162, 1);
 lean_inc(x_170);
-x_171 = lean_ctor_get(x_163, 2);
-lean_inc(x_171);
-if (lean_is_exclusive(x_163)) {
- lean_ctor_release(x_163, 0);
- lean_ctor_release(x_163, 1);
- lean_ctor_release(x_163, 2);
- x_172 = x_163;
+if (lean_is_exclusive(x_162)) {
+ lean_ctor_release(x_162, 0);
+ lean_ctor_release(x_162, 1);
+ lean_ctor_release(x_162, 2);
+ x_171 = x_162;
 } else {
- lean_dec_ref(x_163);
- x_172 = lean_box(0);
+ lean_dec_ref(x_162);
+ x_171 = lean_box(0);
 }
-x_189 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-if (lean_is_scalar(x_172)) {
- x_190 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_171)) {
+ x_172 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_190 = x_172;
+ x_172 = x_171;
 }
-lean_ctor_set(x_190, 0, x_169);
-lean_ctor_set(x_190, 1, x_170);
-lean_ctor_set(x_190, 2, x_189);
-x_191 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_191, 0, x_164);
-lean_ctor_set(x_191, 1, x_165);
-lean_ctor_set(x_191, 2, x_190);
-lean_ctor_set(x_191, 3, x_166);
-lean_ctor_set(x_191, 4, x_167);
-lean_ctor_set(x_191, 5, x_168);
-x_192 = l_Lean_Meta_revert___closed__2;
-lean_inc(x_1);
-x_193 = l_Lean_Meta_checkNotAssigned(x_1, x_192, x_19, x_191);
-if (lean_obj_tag(x_193) == 0)
-{
-lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; 
-x_194 = lean_ctor_get(x_193, 1);
-lean_inc(x_194);
-lean_dec(x_193);
-x_195 = lean_unsigned_to_nat(0u);
-x_196 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_195, x_2);
-x_197 = l_Lean_mkMVar(x_1);
-x_198 = l_Lean_Meta_elimMVarDeps(x_196, x_197, x_19, x_194);
-lean_dec(x_19);
-if (lean_obj_tag(x_198) == 0)
-{
-lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
-lean_dec(x_9);
-x_199 = lean_ctor_get(x_198, 0);
-lean_inc(x_199);
-x_200 = lean_ctor_get(x_198, 1);
-lean_inc(x_200);
-if (lean_is_exclusive(x_198)) {
- lean_ctor_release(x_198, 0);
- lean_ctor_release(x_198, 1);
- x_201 = x_198;
+lean_ctor_set(x_172, 0, x_169);
+lean_ctor_set(x_172, 1, x_170);
+lean_ctor_set(x_172, 2, x_121);
+if (lean_is_scalar(x_168)) {
+ x_173 = lean_alloc_ctor(0, 6, 0);
 } else {
- lean_dec_ref(x_198);
- x_201 = lean_box(0);
+ x_173 = x_168;
 }
-x_202 = l_Lean_Expr_getAppNumArgsAux___main(x_199, x_195);
-x_203 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_202);
-x_204 = lean_mk_array(x_202, x_203);
-x_205 = lean_unsigned_to_nat(1u);
-x_206 = lean_nat_sub(x_202, x_205);
-lean_dec(x_202);
-x_207 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_199, x_204, x_206);
-x_208 = lean_ctor_get(x_200, 2);
-lean_inc(x_208);
-x_209 = lean_ctor_get(x_200, 0);
-lean_inc(x_209);
-x_210 = lean_ctor_get(x_200, 1);
-lean_inc(x_210);
-x_211 = lean_ctor_get(x_200, 3);
-lean_inc(x_211);
-x_212 = lean_ctor_get(x_200, 4);
-lean_inc(x_212);
-x_213 = lean_ctor_get(x_200, 5);
-lean_inc(x_213);
-if (lean_is_exclusive(x_200)) {
- lean_ctor_release(x_200, 0);
- lean_ctor_release(x_200, 1);
- lean_ctor_release(x_200, 2);
- lean_ctor_release(x_200, 3);
- lean_ctor_release(x_200, 4);
- lean_ctor_release(x_200, 5);
- x_214 = x_200;
+lean_ctor_set(x_173, 0, x_163);
+lean_ctor_set(x_173, 1, x_164);
+lean_ctor_set(x_173, 2, x_172);
+lean_ctor_set(x_173, 3, x_165);
+lean_ctor_set(x_173, 4, x_166);
+lean_ctor_set(x_173, 5, x_167);
+if (lean_is_scalar(x_155)) {
+ x_174 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_200);
- x_214 = lean_box(0);
+ x_174 = x_155;
 }
-x_215 = lean_ctor_get(x_208, 0);
-lean_inc(x_215);
-x_216 = lean_ctor_get(x_208, 1);
-lean_inc(x_216);
-if (lean_is_exclusive(x_208)) {
- lean_ctor_release(x_208, 0);
- lean_ctor_release(x_208, 1);
- lean_ctor_release(x_208, 2);
- x_217 = x_208;
-} else {
- lean_dec_ref(x_208);
- x_217 = lean_box(0);
-}
-if (lean_is_scalar(x_217)) {
- x_218 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_218 = x_217;
-}
-lean_ctor_set(x_218, 0, x_215);
-lean_ctor_set(x_218, 1, x_216);
-lean_ctor_set(x_218, 2, x_171);
-if (lean_is_scalar(x_214)) {
- x_219 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_219 = x_214;
-}
-lean_ctor_set(x_219, 0, x_209);
-lean_ctor_set(x_219, 1, x_210);
-lean_ctor_set(x_219, 2, x_218);
-lean_ctor_set(x_219, 3, x_211);
-lean_ctor_set(x_219, 4, x_212);
-lean_ctor_set(x_219, 5, x_213);
-if (lean_is_scalar(x_201)) {
- x_220 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_220 = x_201;
-}
-lean_ctor_set(x_220, 0, x_207);
-lean_ctor_set(x_220, 1, x_219);
-return x_220;
+lean_ctor_set(x_174, 0, x_161);
+lean_ctor_set(x_174, 1, x_173);
+return x_174;
 }
 else
 {
-lean_object* x_221; lean_object* x_222; 
-x_221 = lean_ctor_get(x_198, 0);
-lean_inc(x_221);
-x_222 = lean_ctor_get(x_198, 1);
-lean_inc(x_222);
-lean_dec(x_198);
-x_173 = x_221;
-x_174 = x_222;
-goto block_188;
-}
-}
-else
-{
-lean_object* x_223; lean_object* x_224; 
-lean_dec(x_19);
-lean_dec(x_2);
-lean_dec(x_1);
-x_223 = lean_ctor_get(x_193, 0);
-lean_inc(x_223);
-x_224 = lean_ctor_get(x_193, 1);
-lean_inc(x_224);
-lean_dec(x_193);
-x_173 = x_223;
-x_174 = x_224;
-goto block_188;
-}
-block_188:
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; 
-x_175 = lean_ctor_get(x_174, 2);
+lean_object* x_175; lean_object* x_176; uint8_t x_177; lean_object* x_178; lean_object* x_179; 
+x_175 = lean_ctor_get(x_149, 0);
 lean_inc(x_175);
-x_176 = lean_ctor_get(x_174, 0);
+x_176 = lean_ctor_get(x_149, 1);
 lean_inc(x_176);
-x_177 = lean_ctor_get(x_174, 1);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_174, 3);
-lean_inc(x_178);
-x_179 = lean_ctor_get(x_174, 4);
+lean_dec(x_149);
+x_177 = 2;
+x_178 = l_Lean_Meta_setMVarKind(x_1, x_177, x_20, x_176);
+lean_dec(x_20);
+x_179 = lean_ctor_get(x_178, 1);
 lean_inc(x_179);
-x_180 = lean_ctor_get(x_174, 5);
-lean_inc(x_180);
-if (lean_is_exclusive(x_174)) {
- lean_ctor_release(x_174, 0);
- lean_ctor_release(x_174, 1);
- lean_ctor_release(x_174, 2);
- lean_ctor_release(x_174, 3);
- lean_ctor_release(x_174, 4);
- lean_ctor_release(x_174, 5);
- x_181 = x_174;
-} else {
- lean_dec_ref(x_174);
- x_181 = lean_box(0);
-}
-x_182 = lean_ctor_get(x_175, 0);
-lean_inc(x_182);
-x_183 = lean_ctor_get(x_175, 1);
-lean_inc(x_183);
-if (lean_is_exclusive(x_175)) {
- lean_ctor_release(x_175, 0);
- lean_ctor_release(x_175, 1);
- lean_ctor_release(x_175, 2);
- x_184 = x_175;
-} else {
- lean_dec_ref(x_175);
- x_184 = lean_box(0);
-}
-if (lean_is_scalar(x_184)) {
- x_185 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_185 = x_184;
-}
-lean_ctor_set(x_185, 0, x_182);
-lean_ctor_set(x_185, 1, x_183);
-lean_ctor_set(x_185, 2, x_171);
-if (lean_is_scalar(x_181)) {
- x_186 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_186 = x_181;
-}
-lean_ctor_set(x_186, 0, x_176);
-lean_ctor_set(x_186, 1, x_177);
-lean_ctor_set(x_186, 2, x_185);
-lean_ctor_set(x_186, 3, x_178);
-lean_ctor_set(x_186, 4, x_179);
-lean_ctor_set(x_186, 5, x_180);
-if (lean_is_scalar(x_9)) {
- x_187 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_187 = x_9;
- lean_ctor_set_tag(x_187, 1);
-}
-lean_ctor_set(x_187, 0, x_173);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
+lean_dec(x_178);
+x_122 = x_175;
+x_123 = x_179;
+goto block_137;
 }
 }
 else
 {
-uint8_t x_261; 
+lean_object* x_180; lean_object* x_181; 
+lean_dec(x_20);
 lean_dec(x_2);
 lean_dec(x_1);
-x_261 = !lean_is_exclusive(x_6);
-if (x_261 == 0)
-{
-return x_6;
+x_180 = lean_ctor_get(x_141, 0);
+lean_inc(x_180);
+x_181 = lean_ctor_get(x_141, 1);
+lean_inc(x_181);
+lean_dec(x_141);
+x_122 = x_180;
+x_123 = x_181;
+goto block_137;
 }
-else
+block_137:
 {
-lean_object* x_262; lean_object* x_263; lean_object* x_264; 
-x_262 = lean_ctor_get(x_6, 0);
-x_263 = lean_ctor_get(x_6, 1);
-lean_inc(x_263);
-lean_inc(x_262);
-lean_dec(x_6);
-x_264 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_264, 0, x_262);
-lean_ctor_set(x_264, 1, x_263);
-return x_264;
+lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; 
+x_124 = lean_ctor_get(x_123, 2);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_123, 0);
+lean_inc(x_125);
+x_126 = lean_ctor_get(x_123, 1);
+lean_inc(x_126);
+x_127 = lean_ctor_get(x_123, 3);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_123, 4);
+lean_inc(x_128);
+x_129 = lean_ctor_get(x_123, 5);
+lean_inc(x_129);
+if (lean_is_exclusive(x_123)) {
+ lean_ctor_release(x_123, 0);
+ lean_ctor_release(x_123, 1);
+ lean_ctor_release(x_123, 2);
+ lean_ctor_release(x_123, 3);
+ lean_ctor_release(x_123, 4);
+ lean_ctor_release(x_123, 5);
+ x_130 = x_123;
+} else {
+ lean_dec_ref(x_123);
+ x_130 = lean_box(0);
+}
+x_131 = lean_ctor_get(x_124, 0);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_124, 1);
+lean_inc(x_132);
+if (lean_is_exclusive(x_124)) {
+ lean_ctor_release(x_124, 0);
+ lean_ctor_release(x_124, 1);
+ lean_ctor_release(x_124, 2);
+ x_133 = x_124;
+} else {
+ lean_dec_ref(x_124);
+ x_133 = lean_box(0);
+}
+if (lean_is_scalar(x_133)) {
+ x_134 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_134 = x_133;
+}
+lean_ctor_set(x_134, 0, x_131);
+lean_ctor_set(x_134, 1, x_132);
+lean_ctor_set(x_134, 2, x_121);
+if (lean_is_scalar(x_130)) {
+ x_135 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_135 = x_130;
+}
+lean_ctor_set(x_135, 0, x_125);
+lean_ctor_set(x_135, 1, x_126);
+lean_ctor_set(x_135, 2, x_134);
+lean_ctor_set(x_135, 3, x_127);
+lean_ctor_set(x_135, 4, x_128);
+lean_ctor_set(x_135, 5, x_129);
+if (lean_is_scalar(x_10)) {
+ x_136 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_136 = x_10;
+ lean_ctor_set_tag(x_136, 1);
+}
+lean_ctor_set(x_136, 0, x_122);
+lean_ctor_set(x_136, 1, x_135);
+return x_136;
 }
 }
 }
 else
 {
-lean_object* x_265; lean_object* x_266; 
-x_265 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_265, 0, x_2);
-lean_ctor_set(x_265, 1, x_1);
-x_266 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_266, 0, x_265);
-lean_ctor_set(x_266, 1, x_4);
-return x_266;
+lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; 
+x_182 = lean_ctor_get(x_9, 2);
+x_183 = lean_ctor_get(x_9, 0);
+x_184 = lean_ctor_get(x_9, 1);
+x_185 = lean_ctor_get(x_9, 3);
+x_186 = lean_ctor_get(x_9, 4);
+x_187 = lean_ctor_get(x_9, 5);
+lean_inc(x_187);
+lean_inc(x_186);
+lean_inc(x_185);
+lean_inc(x_182);
+lean_inc(x_184);
+lean_inc(x_183);
+lean_dec(x_9);
+x_188 = lean_ctor_get(x_182, 0);
+lean_inc(x_188);
+x_189 = lean_ctor_get(x_182, 1);
+lean_inc(x_189);
+x_190 = lean_ctor_get(x_182, 2);
+lean_inc(x_190);
+if (lean_is_exclusive(x_182)) {
+ lean_ctor_release(x_182, 0);
+ lean_ctor_release(x_182, 1);
+ lean_ctor_release(x_182, 2);
+ x_191 = x_182;
+} else {
+ lean_dec_ref(x_182);
+ x_191 = lean_box(0);
+}
+x_208 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_191)) {
+ x_209 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_209 = x_191;
+}
+lean_ctor_set(x_209, 0, x_188);
+lean_ctor_set(x_209, 1, x_189);
+lean_ctor_set(x_209, 2, x_208);
+x_210 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_210, 0, x_183);
+lean_ctor_set(x_210, 1, x_184);
+lean_ctor_set(x_210, 2, x_209);
+lean_ctor_set(x_210, 3, x_185);
+lean_ctor_set(x_210, 4, x_186);
+lean_ctor_set(x_210, 5, x_187);
+x_211 = l_Lean_Meta_revert___closed__2;
+lean_inc(x_1);
+x_212 = l_Lean_Meta_checkNotAssigned(x_1, x_211, x_20, x_210);
+if (lean_obj_tag(x_212) == 0)
+{
+lean_object* x_213; uint8_t x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
+x_213 = lean_ctor_get(x_212, 1);
+lean_inc(x_213);
+lean_dec(x_212);
+x_214 = 0;
+lean_inc(x_1);
+x_215 = l_Lean_Meta_setMVarKind(x_1, x_214, x_20, x_213);
+x_216 = lean_ctor_get(x_215, 1);
+lean_inc(x_216);
+lean_dec(x_215);
+x_217 = lean_unsigned_to_nat(0u);
+x_218 = l_Array_umapMAux___main___at_Lean_Meta_revert___spec__1(x_217, x_2);
+lean_inc(x_1);
+x_219 = l_Lean_mkMVar(x_1);
+x_220 = l_Lean_Meta_elimMVarDeps(x_218, x_219, x_3, x_20, x_216);
+if (lean_obj_tag(x_220) == 0)
+{
+lean_object* x_221; lean_object* x_222; uint8_t x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; 
+lean_dec(x_10);
+x_221 = lean_ctor_get(x_220, 0);
+lean_inc(x_221);
+x_222 = lean_ctor_get(x_220, 1);
+lean_inc(x_222);
+lean_dec(x_220);
+x_223 = 2;
+x_224 = l_Lean_Meta_setMVarKind(x_1, x_223, x_20, x_222);
+lean_dec(x_20);
+x_225 = lean_ctor_get(x_224, 1);
+lean_inc(x_225);
+if (lean_is_exclusive(x_224)) {
+ lean_ctor_release(x_224, 0);
+ lean_ctor_release(x_224, 1);
+ x_226 = x_224;
+} else {
+ lean_dec_ref(x_224);
+ x_226 = lean_box(0);
+}
+x_227 = l_Lean_Expr_getAppNumArgsAux___main(x_221, x_217);
+x_228 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_227);
+x_229 = lean_mk_array(x_227, x_228);
+x_230 = lean_unsigned_to_nat(1u);
+x_231 = lean_nat_sub(x_227, x_230);
+lean_dec(x_227);
+x_232 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_revert___spec__3(x_221, x_229, x_231);
+x_233 = lean_ctor_get(x_225, 2);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_225, 0);
+lean_inc(x_234);
+x_235 = lean_ctor_get(x_225, 1);
+lean_inc(x_235);
+x_236 = lean_ctor_get(x_225, 3);
+lean_inc(x_236);
+x_237 = lean_ctor_get(x_225, 4);
+lean_inc(x_237);
+x_238 = lean_ctor_get(x_225, 5);
+lean_inc(x_238);
+if (lean_is_exclusive(x_225)) {
+ lean_ctor_release(x_225, 0);
+ lean_ctor_release(x_225, 1);
+ lean_ctor_release(x_225, 2);
+ lean_ctor_release(x_225, 3);
+ lean_ctor_release(x_225, 4);
+ lean_ctor_release(x_225, 5);
+ x_239 = x_225;
+} else {
+ lean_dec_ref(x_225);
+ x_239 = lean_box(0);
+}
+x_240 = lean_ctor_get(x_233, 0);
+lean_inc(x_240);
+x_241 = lean_ctor_get(x_233, 1);
+lean_inc(x_241);
+if (lean_is_exclusive(x_233)) {
+ lean_ctor_release(x_233, 0);
+ lean_ctor_release(x_233, 1);
+ lean_ctor_release(x_233, 2);
+ x_242 = x_233;
+} else {
+ lean_dec_ref(x_233);
+ x_242 = lean_box(0);
+}
+if (lean_is_scalar(x_242)) {
+ x_243 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_243 = x_242;
+}
+lean_ctor_set(x_243, 0, x_240);
+lean_ctor_set(x_243, 1, x_241);
+lean_ctor_set(x_243, 2, x_190);
+if (lean_is_scalar(x_239)) {
+ x_244 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_244 = x_239;
+}
+lean_ctor_set(x_244, 0, x_234);
+lean_ctor_set(x_244, 1, x_235);
+lean_ctor_set(x_244, 2, x_243);
+lean_ctor_set(x_244, 3, x_236);
+lean_ctor_set(x_244, 4, x_237);
+lean_ctor_set(x_244, 5, x_238);
+if (lean_is_scalar(x_226)) {
+ x_245 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_245 = x_226;
+}
+lean_ctor_set(x_245, 0, x_232);
+lean_ctor_set(x_245, 1, x_244);
+return x_245;
+}
+else
+{
+lean_object* x_246; lean_object* x_247; uint8_t x_248; lean_object* x_249; lean_object* x_250; 
+x_246 = lean_ctor_get(x_220, 0);
+lean_inc(x_246);
+x_247 = lean_ctor_get(x_220, 1);
+lean_inc(x_247);
+lean_dec(x_220);
+x_248 = 2;
+x_249 = l_Lean_Meta_setMVarKind(x_1, x_248, x_20, x_247);
+lean_dec(x_20);
+x_250 = lean_ctor_get(x_249, 1);
+lean_inc(x_250);
+lean_dec(x_249);
+x_192 = x_246;
+x_193 = x_250;
+goto block_207;
+}
+}
+else
+{
+lean_object* x_251; lean_object* x_252; 
+lean_dec(x_20);
+lean_dec(x_2);
+lean_dec(x_1);
+x_251 = lean_ctor_get(x_212, 0);
+lean_inc(x_251);
+x_252 = lean_ctor_get(x_212, 1);
+lean_inc(x_252);
+lean_dec(x_212);
+x_192 = x_251;
+x_193 = x_252;
+goto block_207;
+}
+block_207:
+{
+lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; 
+x_194 = lean_ctor_get(x_193, 2);
+lean_inc(x_194);
+x_195 = lean_ctor_get(x_193, 0);
+lean_inc(x_195);
+x_196 = lean_ctor_get(x_193, 1);
+lean_inc(x_196);
+x_197 = lean_ctor_get(x_193, 3);
+lean_inc(x_197);
+x_198 = lean_ctor_get(x_193, 4);
+lean_inc(x_198);
+x_199 = lean_ctor_get(x_193, 5);
+lean_inc(x_199);
+if (lean_is_exclusive(x_193)) {
+ lean_ctor_release(x_193, 0);
+ lean_ctor_release(x_193, 1);
+ lean_ctor_release(x_193, 2);
+ lean_ctor_release(x_193, 3);
+ lean_ctor_release(x_193, 4);
+ lean_ctor_release(x_193, 5);
+ x_200 = x_193;
+} else {
+ lean_dec_ref(x_193);
+ x_200 = lean_box(0);
+}
+x_201 = lean_ctor_get(x_194, 0);
+lean_inc(x_201);
+x_202 = lean_ctor_get(x_194, 1);
+lean_inc(x_202);
+if (lean_is_exclusive(x_194)) {
+ lean_ctor_release(x_194, 0);
+ lean_ctor_release(x_194, 1);
+ lean_ctor_release(x_194, 2);
+ x_203 = x_194;
+} else {
+ lean_dec_ref(x_194);
+ x_203 = lean_box(0);
+}
+if (lean_is_scalar(x_203)) {
+ x_204 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_204 = x_203;
+}
+lean_ctor_set(x_204, 0, x_201);
+lean_ctor_set(x_204, 1, x_202);
+lean_ctor_set(x_204, 2, x_190);
+if (lean_is_scalar(x_200)) {
+ x_205 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_205 = x_200;
+}
+lean_ctor_set(x_205, 0, x_195);
+lean_ctor_set(x_205, 1, x_196);
+lean_ctor_set(x_205, 2, x_204);
+lean_ctor_set(x_205, 3, x_197);
+lean_ctor_set(x_205, 4, x_198);
+lean_ctor_set(x_205, 5, x_199);
+if (lean_is_scalar(x_10)) {
+ x_206 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_206 = x_10;
+ lean_ctor_set_tag(x_206, 1);
+}
+lean_ctor_set(x_206, 0, x_192);
+lean_ctor_set(x_206, 1, x_205);
+return x_206;
+}
+}
+}
+}
+else
+{
+uint8_t x_299; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_299 = !lean_is_exclusive(x_7);
+if (x_299 == 0)
+{
+return x_7;
+}
+else
+{
+lean_object* x_300; lean_object* x_301; lean_object* x_302; 
+x_300 = lean_ctor_get(x_7, 0);
+x_301 = lean_ctor_get(x_7, 1);
+lean_inc(x_301);
+lean_inc(x_300);
+lean_dec(x_7);
+x_302 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_302, 0, x_300);
+lean_ctor_set(x_302, 1, x_301);
+return x_302;
+}
+}
+}
+else
+{
+lean_object* x_303; lean_object* x_304; 
+x_303 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_303, 0, x_2);
+lean_ctor_set(x_303, 1, x_1);
+x_304 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_304, 0, x_303);
+lean_ctor_set(x_304, 1, x_5);
+return x_304;
 }
 }
 }
@@ -1250,13 +1330,15 @@ x_8 = lean_box(x_7);
 return x_8;
 }
 }
-lean_object* l_Lean_Meta_revert___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Meta_revert___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; 
-x_5 = l_Lean_Meta_revert(x_1, x_2, x_3, x_4);
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_3);
 lean_dec(x_3);
-return x_5;
+x_7 = l_Lean_Meta_revert(x_1, x_2, x_6, x_4, x_5);
+lean_dec(x_4);
+return x_7;
 }
 }
 lean_object* initialize_Init_Lean_Meta_Tactic_Util(lean_object*);
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic/Util.c b/stage0/stdlib/Init/Lean/Meta/Tactic/Util.c
index 6d33b44d75..4c7eb58a0b 100644
--- a/stage0/stdlib/Init/Lean/Meta/Tactic/Util.c
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic/Util.c
@@ -24,7 +24,7 @@ lean_object* l_Lean_Meta_throwTacticEx___rarg___boxed(lean_object*, lean_object*
 lean_object* l_Lean_Meta_checkNotAssigned___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_ppGoal(lean_object*, lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_expr_assigned(lean_object*, lean_object*);
-lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarType(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Meta_Tactic_Util_1__regTraceClasses(lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
@@ -302,24 +302,22 @@ return x_4;
 lean_object* l_Lean_Meta_ppGoal(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
 x_4 = lean_ctor_get(x_3, 0);
 lean_inc(x_4);
 x_5 = lean_ctor_get(x_3, 1);
 lean_inc(x_5);
-x_6 = lean_ctor_get(x_2, 1);
+x_6 = lean_ctor_get(x_2, 0);
 lean_inc(x_6);
-x_7 = lean_ctor_get(x_2, 0);
-lean_inc(x_7);
 lean_dec(x_2);
-x_8 = lean_ctor_get(x_7, 0);
-lean_inc(x_8);
-lean_dec(x_7);
-x_9 = l_Lean_ppGoal(x_4, x_5, x_6, x_8, x_1);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-return x_10;
+x_7 = lean_ctor_get(x_6, 0);
+lean_inc(x_7);
+lean_dec(x_6);
+x_8 = l_Lean_ppGoal(x_4, x_5, x_7, x_1);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_3);
+return x_9;
 }
 }
 lean_object* _init_l___private_Init_Lean_Meta_Tactic_Util_1__regTraceClasses___closed__1() {
diff --git a/stage0/stdlib/Init/Lean/Meta/WHNF.c b/stage0/stdlib/Init/Lean/Meta/WHNF.c
index ea38d5fac2..a30e97e8cb 100644
--- a/stage0/stdlib/Init/Lean/Meta/WHNF.c
+++ b/stage0/stdlib/Init/Lean/Meta/WHNF.c
@@ -22,7 +22,6 @@ lean_object* l_unreachable_x21___rarg(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_whnfCore___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_isRecStuck___at_Lean_Meta_unfoldDefinition_x3f___spec__17(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Util_WHNF_5__toCtorWhenK___at_Lean_Meta_unfoldDefinition_x3f___spec__9(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_EIO_Monad___closed__1;
 extern lean_object* l_Lean_noConfusionExt;
 lean_object* l_Lean_WHNF_reduceRec___at_Lean_Meta_unfoldDefinition_x3f___spec__8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_isRecStuck___at_Lean_Meta_unfoldDefinition_x3f___spec__17___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -31,7 +30,6 @@ lean_object* l___private_Init_Lean_Util_WHNF_9__deltaBetaDefinition___at_Lean_Me
 lean_object* lean_metavar_ctx_get_expr_assignment(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAux(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_reduceRec___at_Lean_Meta_whnfCore___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_ReaderT_Monad___rarg(lean_object*);
 lean_object* l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfCore___spec__8(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_setWHNFRef___closed__1;
 lean_object* l_Lean_Meta_isAuxDef_x3f___boxed(lean_object*, lean_object*, lean_object*);
@@ -76,7 +74,6 @@ lean_object* l___private_Init_Lean_Util_WHNF_8__deltaDefinition___at_Lean_Meta_u
 lean_object* l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1(lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_unfoldDefinition_x3f___spec__12(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isConstOf(lean_object*, lean_object*);
-lean_object* l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1;
 lean_object* l_Lean_WHNF_reduceQuotRec___at_Lean_Meta_whnfCore___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Expr_3__getAppArgsAux___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*);
@@ -132,6 +129,7 @@ lean_object* l_Lean_mkConst(lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_reduceRec___at_Lean_Meta_whnfCore___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_unfoldDefinition_x3f___spec__14___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_isQuotRecStuck___at_Lean_Meta_unfoldDefinition_x3f___spec__16(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l___private_Init_Lean_Util_WHNF_9__deltaBetaDefinition___at_Lean_Meta_whnfCore___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_whnfCore___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
@@ -4989,20 +4987,11 @@ return x_8;
 }
 }
 }
-lean_object* _init_l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_EIO_Monad___closed__1;
-x_2 = l_ReaderT_Monad___rarg(x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1;
+x_4 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_5 = l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_unfoldDefinition_x3f___spec__14(x_4, x_1, x_2, x_3);
 return x_5;
 }
@@ -10846,7 +10835,7 @@ lean_object* l_Lean_WHNF_whnfCore___main___at_Lean_Meta_whnfCore___spec__1(lean_
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1;
+x_4 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_5 = l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfCore___spec__8(x_4, x_1, x_2, x_3);
 return x_5;
 }
@@ -10934,7 +10923,7 @@ lean_object* _init_l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___ma
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1;
+x_1 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 x_2 = l_Lean_Expr_Inhabited;
 x_3 = l_monadInhabited___rarg(x_1, x_2);
 return x_3;
@@ -11602,8 +11591,6 @@ if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 l___private_Init_Lean_Util_WHNF_5__toCtorWhenK___at_Lean_Meta_unfoldDefinition_x3f___spec__9___closed__1 = _init_l___private_Init_Lean_Util_WHNF_5__toCtorWhenK___at_Lean_Meta_unfoldDefinition_x3f___spec__9___closed__1();
 lean_mark_persistent(l___private_Init_Lean_Util_WHNF_5__toCtorWhenK___at_Lean_Meta_unfoldDefinition_x3f___spec__9___closed__1);
-l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1 = _init_l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1();
-lean_mark_persistent(l_Lean_WHNF_whnfCore___main___at_Lean_Meta_unfoldDefinition_x3f___spec__5___closed__1);
 l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1___closed__1 = _init_l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1___closed__1();
 lean_mark_persistent(l_Lean_WHNF_whnfEasyCases___main___at_Lean_Meta_whnfImpl___main___spec__1___closed__1);
 l_Lean_Meta_setWHNFRef___closed__1 = _init_l_Lean_Meta_setWHNFRef___closed__1();
diff --git a/stage0/stdlib/Init/Lean/MetavarContext.c b/stage0/stdlib/Init/Lean/MetavarContext.c
index 4bde3fcecc..480fb89326 100644
--- a/stage0/stdlib/Init/Lean/MetavarContext.c
+++ b/stage0/stdlib/Init/Lean/MetavarContext.c
@@ -13,44 +13,55 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldr___main___at_Lean_MetavarContext_hasAssignedMVar___main___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_InstantiateExprMVars_main(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_forall(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70___boxed(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_add(size_t, size_t);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(lean_object*, lean_object*);
-lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_14__getInScope___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_assignExprCore___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_toString___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__2(lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(lean_object*, lean_object*);
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__2;
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 lean_object* l_mkHashMap___at_Lean_MetavarContext_instantiateMVars___spec__1(lean_object*);
 lean_object* l_Lean_MetavarContext_findLevelDepth_x3f(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache(lean_object*);
-lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignDelayed___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__1;
+lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42(lean_object*);
 lean_object* l_Lean_LocalDecl_userName(lean_object*);
 lean_object* l_unreachable_x21___rarg(lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findLevelDepth_x3f___spec__1(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___main___boxed(lean_object*);
 lean_object* l_Array_eraseIdx___rarg(lean_object*, lean_object*);
 lean_object* lean_array_uget(lean_object*, size_t);
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(lean_object*, uint8_t, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__1;
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_exprDependsOn___closed__1;
 lean_object* l_Lean_MetavarContext_addLevelMVarDecl(lean_object*, lean_object*);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
@@ -58,30 +69,32 @@ lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isDelayedAssigned___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(lean_object*, lean_object*);
 extern lean_object* l_EIO_Monad___closed__1;
-lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27___boxed(lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern size_t l_PersistentHashMap_insertAux___main___rarg___closed__2;
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_mk_let_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_12__visit___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateMData_x21___closed__2;
 lean_object* lean_array_uset(lean_object*, size_t, lean_object*);
+lean_object* l_Lean_MetavarContext_setMVarKind___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignDelayed___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17___boxed(lean_object*, lean_object*);
 lean_object* lean_array_fswap(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_11__reduceLocalContext(lean_object*, lean_object*);
 lean_object* lean_mk_metavar_ctx(lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_get_expr_assignment(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_expand___at___private_Init_Lean_MetavarContext_2__visit___spec__5(lean_object*, lean_object*);
 lean_object* lean_local_ctx_erase(lean_object*, lean_object*);
 lean_object* l_List_mapM___main___at_Lean_MetavarContext_InstantiateExprMVars_main___main___spec__1(lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_MetavarContext_isExprAssigned___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_mkMVar(lean_object*);
 size_t l_USize_sub(size_t, size_t);
@@ -89,65 +102,77 @@ uint8_t lean_metavar_ctx_is_delayed_assigned(lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
 lean_object* l_Lean_MetavarContext_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Util_1__mkPanicMessage(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_setMVarKind(lean_object*, lean_object*, uint8_t);
 uint8_t l_PersistentHashMap_contains___at_Lean_MetavarContext_isDelayedAssigned___spec__1(lean_object*, lean_object*);
 uint8_t l_Lean_Level_hasMVar(lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___closed__2;
-lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignExprCore___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkBinding(uint8_t, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___closed__1;
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23___boxed(lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(lean_object*, lean_object*, size_t, size_t, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_reverseAux___main___rarg(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isApp(lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isDelayedAssigned___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_get_delayed_assignment(lean_object*, lean_object*);
+lean_object* l_ReaderT_Monad___rarg(lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__2;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_isUnaryNode___rarg(lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___boxed(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_lift_loose_bvars(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(lean_object*, lean_object*);
 lean_object* lean_string_append(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar(lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_contains___at_Lean_MetavarContext_isLevelAssigned___spec__1(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__2(lean_object*, size_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_String_splitAux___main___closed__1;
-lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83___boxed(lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_renameMVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__2___boxed(lean_object*, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__3;
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4;
 size_t l_USize_shiftRight(size_t, size_t);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_MetavarContext_isLevelAssigned___spec__1___boxed(lean_object*, lean_object*);
 extern lean_object* l_Id_monad;
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35___boxed(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isAnonymousMVar___boxed(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9___boxed(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___lambda__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_contains___at_Lean_MetavarContext_isExprAssigned___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkForallUsedOnly(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -156,82 +181,100 @@ lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getLeve
 lean_object* l_Lean_MetavarContext_isLevelAssignable___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_LocalContext_contains(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__1;
 lean_object* l_Lean_MetavarContext_instantiateLCtxMVars___boxed(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_eraseAux___main___at_Lean_MetavarContext_eraseDelayed___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2___boxed(lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2___boxed(lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_eraseAux___main___at_Lean_MetavarContext_eraseDelayed___spec__2(lean_object*, size_t, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34___boxed(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___boxed(lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59___boxed(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5;
 extern lean_object* l_Lean_Expr_updateLambdaE_x21___closed__1;
 lean_object* lean_metavar_ctx_assign_delayed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16___boxed(lean_object*, lean_object*);
 lean_object* l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_expr_has_loose_bvar(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar___main(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11___boxed(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58___boxed(lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_findIdxAux___main___at_Lean_LocalInstances_erase___spec__1(lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_expr_assigned(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__2;
 extern lean_object* l_PersistentArray_getAux___main___rarg___closed__1;
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___rarg(lean_object*, lean_object*);
 lean_object* lean_expr_lower_loose_bvars(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_Basic_3__iterateRevMAux___main___at___private_Init_Lean_MetavarContext_11__reduceLocalContext___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignableLevelMVar___main(lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignLevel___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_HasRepr___rarg___closed__1;
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_3__getMCtx(lean_object*);
-lean_object* l_Lean_MetavarContext_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 uint8_t l_List_foldr___main___at_Lean_MetavarContext_hasAssignableMVar___main___spec__1(lean_object*, uint8_t, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(lean_object*, lean_object*);
 lean_object* lean_expr_instantiate_rev_range(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_Inhabited___closed__1;
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarDecl_Inhabited___closed__1;
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33___boxed(lean_object*, lean_object*);
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars___closed__1;
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(lean_object*, uint8_t, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_Basic_3__iterateRevMAux___main___at___private_Init_Lean_MetavarContext_11__reduceLocalContext___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_14__getInScope(lean_object*, lean_object*);
-lean_object* l_EStateM_bind___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_levelMVarToParam(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignExprCore___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignExprCore___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignDelayed___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx(lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx(uint8_t);
 lean_object* lean_metavar_ctx_get_level_assignment(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateLevelMVars___main(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignExprCore___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__5;
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed(lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_shrink___main___rarg(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_2__visit___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignedLevelMVar(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_visitLevel(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isExprAssignable___boxed(lean_object*, lean_object*);
@@ -239,13 +282,16 @@ lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getDela
 lean_object* lean_level_update_max(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_PersistentHashMap_erase___at_Lean_MetavarContext_eraseDelayed___spec__1___boxed(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasExprMVar(lean_object*);
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Expr_2__mkAppRangeAux___main(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__1___boxed(lean_object*, lean_object*);
 uint8_t l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* lean_metavar_ctx_assign_expr(lean_object*, lean_object*, lean_object*);
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName(lean_object*);
@@ -254,14 +300,14 @@ lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_addLevelMVarDec
 lean_object* l_AssocList_foldlM___main___at___private_Init_Lean_MetavarContext_2__visit___spec__7(lean_object*, lean_object*);
 lean_object* l_Lean_Name_appendIndexAfter(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_visitLevel___main(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_isWellFormed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___main___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isLevelAssigned___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(lean_object*, lean_object*);
 size_t l_Lean_Name_hash(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString(lean_object*);
 extern lean_object* l_Char_HasRepr___closed__1;
@@ -270,53 +316,52 @@ lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignLevel___s
 lean_object* l_Lean_MetavarContext_getDecl___closed__3;
 lean_object* l_Lean_MetavarContext_instantiateLevelMVars(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalDecl_binderInfo(lean_object*);
-lean_object* l_Lean_MetavarContext_elimMVarDeps(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22___boxed(lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_PersistentHashMap_insertAux___main___rarg___closed__3;
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_Inhabited;
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46(lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findDecl_x3f___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_Lean_Expr_hash(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__2;
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_abstract_range(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_List_reprAux___main___rarg___closed__1;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableLevelMVar___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_getFVar_x21(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg(lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_shiftLeft(size_t, size_t);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_indexOfAux___main___at_Lean_MetavarContext_eraseDelayed___spec__3___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isWellFormed___main(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isExprAssigned___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_LocalInstances_erase(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28___boxed(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16___boxed(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_localDeclDependsOn(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_14__getInScope___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(lean_object*, lean_object*, lean_object*, lean_object*);
 size_t lean_usize_modn(size_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_HashMapImp_moveEntries___main___at___private_Init_Lean_MetavarContext_2__visit___spec__6(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps(lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateApp_x21___closed__1;
 uint8_t l_Lean_Expr_hasLevelMVar(lean_object*);
 lean_object* l_Lean_LocalDecl_toExpr(lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__9___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(lean_object*, lean_object*);
 lean_object* l_Lean_mkLambda(lean_object*, uint8_t, lean_object*, lean_object*);
 uint8_t l_Lean_BinderInfo_isAuxDecl(uint8_t);
 size_t l_USize_mul(size_t, size_t);
@@ -325,68 +370,90 @@ lean_object* l_mkHashMapImp___rarg(lean_object*);
 lean_object* l_Lean_LocalContext_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9___boxed(lean_object*, lean_object*);
 lean_object* l_Nat_foldRevMAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_let(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Init_Lean_MetavarContext_20__anyDependsOn(lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41(lean_object*);
 uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3;
 size_t lean_usize_of_nat(lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49(lean_object*);
 lean_object* l_PersistentArray_foldlMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__3(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__6(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isLambda(lean_object*);
 uint8_t l_PersistentHashMap_containsAtAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__3(lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29___boxed(lean_object*, lean_object*);
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82___boxed(lean_object*, lean_object*);
 lean_object* lean_expr_update_proj(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignExprCore___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_land(size_t, size_t);
 lean_object* l_Lean_LocalDecl_fvarId(lean_object*);
 lean_object* l_AssocList_replace___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__7(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_findLevelDepth_x3f___boxed(lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateProj_x21___closed__2;
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(lean_object*, lean_object*);
 lean_object* l_Lean_LocalInstance_beq___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignLevel___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findLevelDepth_x3f___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__3;
 lean_object* l_Lean_MetavarContext_instantiateLCtxMVars(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_containsAtAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__3___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45(lean_object*);
 lean_object* l_Lean_MetavarContext_exprDependsOn(lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_mk_local_decl(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignDelayed___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_hasToString;
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_foldlM___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__6(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedLevelMVar___main___boxed(lean_object*, lean_object*);
 lean_object* l_AssocList_replace___main___at___private_Init_Lean_MetavarContext_2__visit___spec__8(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableLevelMVar___main___boxed(lean_object*, lean_object*);
 lean_object* lean_level_update_imax(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___rarg(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter;
 uint8_t l_Lean_MetavarContext_isAnonymousMVar(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76___boxed(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_LocalDecl_index(lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarKind_isSyntheticOpaque(uint8_t);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53___boxed(lean_object*, lean_object*);
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignLevel___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder(uint8_t, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_moveEntries___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__5(lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar___boxed(lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__2(lean_object*, size_t, lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
@@ -394,124 +461,157 @@ lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addLe
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_hasToString___closed__1;
 uint8_t l_Lean_Expr_isMVar(lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10___boxed(lean_object*, lean_object*);
 lean_object* lean_expr_update_sort(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarDecl_Inhabited;
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64___boxed(lean_object*, lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 uint8_t l_USize_decLe(size_t, size_t);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48(lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65___boxed(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_betaRev(lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignableLevelMVar(lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
 lean_object* l_Lean_MetavarContext_isExprAssigned___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_HashMapImp_contains___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__1(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_Name_isAnonymous(lean_object*);
 lean_object* lean_metavar_ctx_mk_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
 extern uint8_t l_Bool_Inhabited;
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_panic_fn(lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_assign_level(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_assignLevel___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isExprAssigned___spec__2___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_incDepth(lean_object*);
 lean_object* l_HashMapImp_contains___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__1___boxed(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at_Lean_MetavarContext_InstantiateExprMVars_main___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_expand___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_renameMVar___closed__1;
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_eraseIdx_x27___rarg(lean_object*, lean_object*);
 lean_object* lean_nat_mul(lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_find_decl(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_18__mkMVarApp(lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l_Lean_MetavarContext_isLevelAssignable___closed__2;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalInstance_hasBeq___closed__1;
 lean_object* l_Lean_LocalInstance_hasBeq;
 uint8_t l_Lean_MetavarContext_isLevelAssignable(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkForall(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_erase___at_Lean_MetavarContext_eraseDelayed___spec__1(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_assignDelayed___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3___boxed(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, uint8_t, lean_object*);
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignDelayed___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__2(lean_object*, size_t, lean_object*);
-lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg___boxed(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateLet_x21___closed__1;
 lean_object* lean_expr_update_lambda(lean_object*, uint8_t, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(lean_object*);
 lean_object* lean_level_update_succ(lean_object*, lean_object*);
 lean_object* l_mkHashSet___at_Lean_MetavarContext_exprDependsOn___spec__1(lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___boxed(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignLevel___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_addExprMVarDecl___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_24__visit(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isDelayedAssigned___spec__2___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(lean_object*, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(lean_object*, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_PersistentHashMap_getCollisionNodeSize___rarg(lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getExprAssignment_x3f___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkLet(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getLevelDepth(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_18__mkMVarApp___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_toList___rarg(lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_Inhabited;
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(lean_object*, lean_object*);
 lean_object* l_mkHashMap___at_Lean_MetavarContext_exprDependsOn___spec__2(lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* lean_mk_array(lean_object*, lean_object*);
 lean_object* l_Lean_LocalInstances_erase___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3___boxed(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___lambda__1(lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(lean_object*, lean_object*);
 lean_object* lean_expr_abstract(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__1;
 lean_object* l___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx(lean_object*, lean_object*);
 uint8_t l_List_foldr___main___at_Lean_MetavarContext_hasAssignedMVar___main___spec__1(lean_object*, uint8_t, lean_object*);
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15___boxed(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_MetavarContext_isDelayedAssigned___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l_Array_findIdxAux___main___at_Lean_LocalInstances_erase___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44(lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_7__visit(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVarDeclMVars(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71___boxed(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__1(lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_20__anyDependsOn___boxed(lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isLevelAssignable___closed__1;
 lean_object* l_Array_indexOfAux___main___at_Lean_MetavarContext_eraseDelayed___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_addExprMVarDecl___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_isExprAssignable(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedLevelMVar___boxed(lean_object*, lean_object*);
-lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43(lean_object*);
+lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_Inhabited___closed__1;
 lean_object* l_Lean_MetavarContext_mkForall(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_14__getInScope___boxed(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__2(lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_LocalInstance_beq(lean_object*, lean_object*);
@@ -524,15 +624,15 @@ lean_object* l_Lean_MetavarContext_getDecl(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getLevelDepth___closed__1;
 extern lean_object* l_Nat_Inhabited;
 extern lean_object* l_System_FilePath_dirName___closed__1;
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43(lean_object*);
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg(lean_object*, uint8_t, lean_object*);
 lean_object* l_List_foldr___main___at_Lean_MetavarContext_hasAssignableMVar___main___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_11__reduceLocalContext___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignedLevelMVar___main(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getLevelDepth___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Name_toStringWithSep___main(lean_object*, lean_object*);
 lean_object* l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__3(lean_object*, lean_object*, lean_object*);
@@ -542,31 +642,35 @@ lean_object* l_Lean_MetavarContext_InstantiateExprMVars_instantiateLevelMVars(le
 lean_object* lean_usize_to_nat(size_t);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar___main___boxed(lean_object*, lean_object*);
 lean_object* lean_expr_update_app(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_12__visit(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_12__visit(lean_object*, lean_object*, uint8_t, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarKind_isSyntheticOpaque___boxed(lean_object*);
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_find___main___at___private_Init_Lean_MetavarContext_2__visit___spec__2(lean_object*, lean_object*);
 extern lean_object* l_HashMap_Inhabited___closed__1;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_DependsOn_main(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkBinding___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasFVar(lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_level_assigned(lean_object*, lean_object*);
+lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_2__visit(lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg___boxed(lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(lean_object*, lean_object*, size_t, size_t, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_MetavarContext_InstantiateExprMVars_main___main___spec__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_InstantiateExprMVars_main___main(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___boxed(lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedMVar___main(lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_EStateM_MonadState___closed__2;
 lean_object* l_List_toStringAux___main___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__3(uint8_t, lean_object*);
 extern lean_object* l_Lean_Expr_updateForallE_x21___closed__1;
@@ -575,24 +679,31 @@ lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___lambda__1___bo
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_main___main(lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_const(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(lean_object*, lean_object*);
 uint8_t l_Lean_LocalContext_isSubPrefixOf(lean_object*, lean_object*);
 lean_object* l_List_mapM___main___at_Lean_MetavarContext_LevelMVarToParam_main___main___spec__1(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_mkCollisionNode___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_6__visit_x3f(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findDecl_x3f___spec__1(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l_PersistentArray_foldlMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getExprAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__3___boxed(lean_object*, lean_object*);
 uint8_t l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_2__visit___spec__4(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41(lean_object*);
 uint8_t l_Lean_LocalDecl_isLet(lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
+lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50___boxed(lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__4;
@@ -2170,6 +2281,123 @@ lean_dec(x_2);
 return x_3;
 }
 }
+lean_object* l_Lean_MetavarContext_setMVarKind(lean_object* x_1, lean_object* x_2, uint8_t x_3) {
+_start:
+{
+lean_object* x_4; uint8_t x_5; 
+lean_inc(x_1);
+x_4 = l_Lean_MetavarContext_getDecl(x_1, x_2);
+x_5 = !lean_is_exclusive(x_1);
+if (x_5 == 0)
+{
+uint8_t x_6; 
+x_6 = !lean_is_exclusive(x_4);
+if (x_6 == 0)
+{
+lean_object* x_7; lean_object* x_8; 
+x_7 = lean_ctor_get(x_1, 2);
+lean_ctor_set_uint8(x_4, sizeof(void*)*5, x_3);
+x_8 = l_PersistentHashMap_insert___at_Lean_MetavarContext_addExprMVarDecl___spec__1(x_7, x_2, x_4);
+lean_ctor_set(x_1, 2, x_8);
+return x_1;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_9 = lean_ctor_get(x_1, 2);
+x_10 = lean_ctor_get(x_4, 0);
+x_11 = lean_ctor_get(x_4, 1);
+x_12 = lean_ctor_get(x_4, 2);
+x_13 = lean_ctor_get(x_4, 3);
+x_14 = lean_ctor_get(x_4, 4);
+lean_inc(x_14);
+lean_inc(x_13);
+lean_inc(x_12);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_dec(x_4);
+x_15 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_15, 0, x_10);
+lean_ctor_set(x_15, 1, x_11);
+lean_ctor_set(x_15, 2, x_12);
+lean_ctor_set(x_15, 3, x_13);
+lean_ctor_set(x_15, 4, x_14);
+lean_ctor_set_uint8(x_15, sizeof(void*)*5, x_3);
+x_16 = l_PersistentHashMap_insert___at_Lean_MetavarContext_addExprMVarDecl___spec__1(x_9, x_2, x_15);
+lean_ctor_set(x_1, 2, x_16);
+return x_1;
+}
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+x_17 = lean_ctor_get(x_1, 0);
+x_18 = lean_ctor_get(x_1, 1);
+x_19 = lean_ctor_get(x_1, 2);
+x_20 = lean_ctor_get(x_1, 3);
+x_21 = lean_ctor_get(x_1, 4);
+x_22 = lean_ctor_get(x_1, 5);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_1);
+x_23 = lean_ctor_get(x_4, 0);
+lean_inc(x_23);
+x_24 = lean_ctor_get(x_4, 1);
+lean_inc(x_24);
+x_25 = lean_ctor_get(x_4, 2);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_4, 3);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_4, 4);
+lean_inc(x_27);
+if (lean_is_exclusive(x_4)) {
+ lean_ctor_release(x_4, 0);
+ lean_ctor_release(x_4, 1);
+ lean_ctor_release(x_4, 2);
+ lean_ctor_release(x_4, 3);
+ lean_ctor_release(x_4, 4);
+ x_28 = x_4;
+} else {
+ lean_dec_ref(x_4);
+ x_28 = lean_box(0);
+}
+if (lean_is_scalar(x_28)) {
+ x_29 = lean_alloc_ctor(0, 5, 1);
+} else {
+ x_29 = x_28;
+}
+lean_ctor_set(x_29, 0, x_23);
+lean_ctor_set(x_29, 1, x_24);
+lean_ctor_set(x_29, 2, x_25);
+lean_ctor_set(x_29, 3, x_26);
+lean_ctor_set(x_29, 4, x_27);
+lean_ctor_set_uint8(x_29, sizeof(void*)*5, x_3);
+x_30 = l_PersistentHashMap_insert___at_Lean_MetavarContext_addExprMVarDecl___spec__1(x_19, x_2, x_29);
+x_31 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_31, 0, x_17);
+lean_ctor_set(x_31, 1, x_18);
+lean_ctor_set(x_31, 2, x_30);
+lean_ctor_set(x_31, 3, x_20);
+lean_ctor_set(x_31, 4, x_21);
+lean_ctor_set(x_31, 5, x_22);
+return x_31;
+}
+}
+}
+lean_object* l_Lean_MetavarContext_setMVarKind___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; lean_object* x_5; 
+x_4 = lean_unbox(x_3);
+lean_dec(x_3);
+x_5 = l_Lean_MetavarContext_setMVarKind(x_1, x_2, x_4);
+return x_5;
+}
+}
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__3(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -2358,7 +2586,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Lean_MetavarContext_getDecl___closed__1;
-x_2 = lean_unsigned_to_nat(332u);
+x_2 = lean_unsigned_to_nat(336u);
 x_3 = lean_unsigned_to_nat(12u);
 x_4 = l_Lean_MetavarContext_getDecl___closed__2;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -2437,7 +2665,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Lean_MetavarContext_getDecl___closed__1;
-x_2 = lean_unsigned_to_nat(341u);
+x_2 = lean_unsigned_to_nat(345u);
 x_3 = lean_unsigned_to_nat(19u);
 x_4 = l_Lean_MetavarContext_getDecl___closed__2;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -5926,7 +6154,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Lean_MetavarContext_getDecl___closed__1;
-x_2 = lean_unsigned_to_nat(390u);
+x_2 = lean_unsigned_to_nat(394u);
 x_3 = lean_unsigned_to_nat(12u);
 x_4 = l_Lean_MetavarContext_isLevelAssignable___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -15263,92 +15491,190 @@ x_1 = l_Lean_MetavarContext_MkBinding_Exception_hasToString___closed__1;
 return x_1;
 }
 }
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(lean_object* x_1, lean_object* x_2) {
+lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder(uint8_t x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; lean_object* x_4; 
-x_3 = lean_ctor_get(x_1, 2);
-lean_inc(x_3);
+x_3 = lean_box(x_1);
 x_4 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_4, 0, x_3);
 lean_ctor_set(x_4, 1, x_2);
 return x_4;
 }
 }
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(lean_object* x_1, lean_object* x_2) {
+lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-uint8_t x_3; 
-x_3 = !lean_is_exclusive(x_2);
-if (x_3 == 0)
+uint8_t x_3; lean_object* x_4; 
+x_3 = lean_unbox(x_1);
+lean_dec(x_1);
+x_4 = l_Lean_MetavarContext_MkBinding_preserveOrder(x_3, x_2);
+return x_4;
+}
+}
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg(lean_object* x_1, uint8_t x_2, lean_object* x_3) {
+_start:
 {
-lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; 
-x_4 = lean_ctor_get(x_2, 2);
-x_5 = lean_apply_1(x_1, x_4);
-lean_ctor_set(x_2, 2, x_5);
-x_6 = lean_box(0);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_2);
-return x_7;
+lean_object* x_4; 
+x_4 = lean_apply_1(x_1, x_3);
+return x_4;
+}
+}
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg___boxed), 3, 0);
+return x_2;
+}
+}
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; lean_object* x_6; 
+x_5 = lean_box(x_3);
+x_6 = lean_apply_2(x_1, x_5, x_4);
+if (lean_obj_tag(x_6) == 0)
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_7 = lean_ctor_get(x_6, 0);
+lean_inc(x_7);
+x_8 = lean_ctor_get(x_6, 1);
+lean_inc(x_8);
+lean_dec(x_6);
+x_9 = lean_box(x_3);
+x_10 = lean_apply_3(x_2, x_7, x_9, x_8);
+return x_10;
 }
 else
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_8 = lean_ctor_get(x_2, 0);
-x_9 = lean_ctor_get(x_2, 1);
-x_10 = lean_ctor_get(x_2, 2);
+uint8_t x_11; 
+lean_dec(x_2);
+x_11 = !lean_is_exclusive(x_6);
+if (x_11 == 0)
+{
+return x_6;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_6, 0);
+x_13 = lean_ctor_get(x_6, 1);
+lean_inc(x_13);
+lean_inc(x_12);
+lean_dec(x_6);
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+return x_14;
+}
+}
+}
+}
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg___boxed), 4, 0);
+return x_3;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(lean_object* x_1, uint8_t x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; lean_object* x_5; 
+x_4 = lean_ctor_get(x_1, 2);
+lean_inc(x_4);
+x_5 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_5, 0, x_4);
+lean_ctor_set(x_5, 1, x_3);
+return x_5;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(lean_object* x_1, uint8_t x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; 
+x_4 = !lean_is_exclusive(x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+x_5 = lean_ctor_get(x_3, 2);
+x_6 = lean_apply_1(x_1, x_5);
+lean_ctor_set(x_3, 2, x_6);
+x_7 = lean_box(0);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_3);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_9 = lean_ctor_get(x_3, 0);
+x_10 = lean_ctor_get(x_3, 1);
+x_11 = lean_ctor_get(x_3, 2);
+lean_inc(x_11);
 lean_inc(x_10);
 lean_inc(x_9);
-lean_inc(x_8);
-lean_dec(x_2);
-x_11 = lean_apply_1(x_1, x_10);
-x_12 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_12, 0, x_8);
-lean_ctor_set(x_12, 1, x_9);
-lean_ctor_set(x_12, 2, x_11);
-x_13 = lean_box(0);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_12);
-return x_14;
+lean_dec(x_3);
+x_12 = lean_apply_1(x_1, x_11);
+x_13 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_13, 0, x_9);
+lean_ctor_set(x_13, 1, x_10);
+lean_ctor_set(x_13, 2, x_12);
+x_14 = lean_box(0);
+x_15 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_13);
+return x_15;
 }
 }
 }
 lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__1() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed), 2, 0);
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_EStateM_MonadState___closed__2;
+x_2 = lean_alloc_closure((void*)(l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg___boxed), 3, 1);
+lean_closure_set(x_2, 0, x_1);
+return x_2;
 }
 }
 lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__2() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_EStateM_MonadState___closed__2;
-x_2 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__1;
-x_3 = lean_alloc_closure((void*)(l_EStateM_bind___rarg), 3, 2);
-lean_closure_set(x_3, 0, x_1);
-lean_closure_set(x_3, 1, x_2);
-return x_3;
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed), 3, 0);
+return x_1;
 }
 }
 lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2), 2, 0);
-return x_1;
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__1;
+x_2 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__2;
+x_3 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg___boxed), 4, 2);
+lean_closure_set(x_3, 0, x_1);
+lean_closure_set(x_3, 1, x_2);
+return x_3;
 }
 }
 lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4() {
 _start:
 {
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2___boxed), 3, 0);
+return x_1;
+}
+}
+lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__2;
-x_2 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3;
+x_1 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3;
+x_2 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4;
 x_3 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_3, 0, x_1);
 lean_ctor_set(x_3, 1, x_2);
@@ -15359,17 +15685,49 @@ lean_object* _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter
 _start:
 {
 lean_object* x_1; 
-x_1 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4;
+x_1 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5;
 return x_1;
 }
 }
-lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed(lean_object* x_1, lean_object* x_2) {
+lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-lean_object* x_3; 
-x_3 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(x_1, x_2);
+uint8_t x_4; lean_object* x_5; 
+x_4 = lean_unbox(x_2);
+lean_dec(x_2);
+x_5 = l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg(x_1, x_4, x_3);
+return x_5;
+}
+}
+lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_3);
+lean_dec(x_3);
+x_6 = l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg(x_1, x_2, x_5, x_4);
+return x_6;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; lean_object* x_5; 
+x_4 = lean_unbox(x_2);
+lean_dec(x_2);
+x_5 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(x_1, x_4, x_3);
 lean_dec(x_1);
-return x_3;
+return x_5;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; lean_object* x_5; 
+x_4 = lean_unbox(x_2);
+lean_dec(x_2);
+x_5 = l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(x_1, x_4, x_3);
+return x_5;
 }
 }
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
@@ -15464,45 +15822,6 @@ return x_7;
 }
 else
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_Lean_LocalDecl_fvarId(x_2);
-x_10 = l_Lean_Expr_fvarId_x21(x_8);
-lean_dec(x_8);
-x_11 = lean_name_eq(x_9, x_10);
-lean_dec(x_10);
-lean_dec(x_9);
-if (x_11 == 0)
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_unsigned_to_nat(1u);
-x_13 = lean_nat_add(x_5, x_12);
-lean_dec(x_5);
-x_5 = x_13;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_11;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
 lean_object* x_8; lean_object* x_9; uint8_t x_10; 
 x_8 = lean_array_fget(x_3, x_5);
 x_9 = l_Lean_Expr_fvarId_x21(x_8);
@@ -15526,7 +15845,7 @@ return x_10;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -15542,7 +15861,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -15561,6 +15880,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -15596,7 +15996,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -15617,100 +16017,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -15720,7 +16039,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -15733,7 +16052,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -15762,7 +16081,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -15901,7 +16220,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -16062,7 +16381,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -16212,7 +16531,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -16328,7 +16647,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -16407,7 +16726,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -16612,7 +16931,7 @@ return x_203;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -16628,7 +16947,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -16647,6 +16966,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -16682,7 +17082,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -16703,100 +17103,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -16806,7 +17125,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -16819,7 +17138,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -16848,7 +17167,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -16987,7 +17306,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -17148,7 +17467,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -17298,7 +17617,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -17414,7 +17733,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -17493,7 +17812,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -17698,7 +18017,7 @@ return x_203;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -17714,7 +18033,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -17733,6 +18052,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -17768,7 +18168,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -17789,100 +18189,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -17892,7 +18211,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -17905,7 +18224,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -17934,7 +18253,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -18073,7 +18392,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -18234,7 +18553,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -18384,7 +18703,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -18500,7 +18819,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -18579,7 +18898,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -18784,7 +19103,7 @@ return x_203;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -18800,7 +19119,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -18819,6 +19138,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -18854,7 +19254,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -18875,100 +19275,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -18978,7 +19297,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -18991,7 +19310,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -19020,7 +19339,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -19159,7 +19478,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -19320,7 +19639,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -19470,7 +19789,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -19586,7 +19905,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -19665,7 +19984,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -19870,7 +20189,7 @@ return x_203;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -19886,7 +20205,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -19905,6 +20224,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -19940,7 +20340,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -19961,100 +20361,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -20064,7 +20383,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -20077,7 +20396,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -20106,7 +20425,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -20245,7 +20564,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -20406,7 +20725,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -20556,7 +20875,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -20672,7 +20991,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -20751,7 +21070,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -20956,7 +21275,7 @@ return x_203;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -20972,7 +21291,7 @@ else
 {
 lean_object* x_8; uint8_t x_9; 
 x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(x_1, x_8);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(x_1, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
@@ -20991,6 +21310,87 @@ return x_9;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_array_get_size(x_1);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; 
+x_17 = lean_unsigned_to_nat(1u);
+x_18 = lean_nat_add(x_5, x_17);
+lean_dec(x_5);
+x_5 = x_18;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_16;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -21026,7 +21426,7 @@ x_13 = l_Lean_LocalDecl_fvarId(x_12);
 lean_dec(x_12);
 x_14 = lean_array_get_size(x_1);
 x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
+x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_13, x_1, x_14, x_15);
 lean_dec(x_14);
 lean_dec(x_13);
 if (x_16 == 0)
@@ -21047,100 +21447,19 @@ return x_16;
 }
 }
 }
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_array_get_size(x_1);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_13, x_1, x_14, x_15);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_16 == 0)
-{
-lean_object* x_17; lean_object* x_18; 
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_5, x_17);
-lean_dec(x_5);
-x_5 = x_18;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_16;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(lean_object* x_1, lean_object* x_2) {
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
 x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(x_1, x_3);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(x_1, x_3);
 if (x_4 == 0)
 {
 lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
 x_5 = lean_ctor_get(x_2, 1);
 x_6 = lean_array_get_size(x_5);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(x_1, x_2, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37(x_1, x_2, x_5, x_6, x_7);
 lean_dec(x_6);
 return x_8;
 }
@@ -21150,7 +21469,7 @@ return x_4;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 switch (lean_obj_tag(x_3)) {
@@ -21163,7 +21482,7 @@ lean_inc(x_5);
 lean_dec(x_3);
 x_6 = lean_array_get_size(x_1);
 x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_5, x_1, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_1, x_5, x_1, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 x_9 = lean_box(x_8);
@@ -21192,7 +21511,7 @@ lean_dec(x_13);
 x_15 = lean_ctor_get(x_14, 1);
 lean_inc(x_15);
 lean_dec(x_14);
-x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(x_1, x_15);
+x_16 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_15);
 lean_dec(x_15);
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
@@ -21331,7 +21650,7 @@ x_46 = lean_ctor_get(x_31, 1);
 lean_inc(x_46);
 lean_dec(x_31);
 lean_inc(x_2);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_2, x_30, x_46);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_30, x_46);
 x_48 = lean_ctor_get(x_47, 0);
 lean_inc(x_48);
 x_49 = lean_unbox(x_48);
@@ -21492,7 +21811,7 @@ x_81 = lean_ctor_get(x_68, 1);
 lean_inc(x_81);
 lean_dec(x_68);
 lean_inc(x_2);
-x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_2, x_66, x_81);
+x_82 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_66, x_81);
 x_83 = lean_ctor_get(x_82, 0);
 lean_inc(x_83);
 x_84 = lean_unbox(x_83);
@@ -21642,7 +21961,7 @@ x_114 = lean_ctor_get(x_101, 1);
 lean_inc(x_114);
 lean_dec(x_101);
 lean_inc(x_2);
-x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_2, x_99, x_114);
+x_115 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_99, x_114);
 x_116 = lean_ctor_get(x_115, 0);
 lean_inc(x_116);
 x_117 = lean_unbox(x_116);
@@ -21758,7 +22077,7 @@ x_176 = lean_ctor_get(x_171, 1);
 lean_inc(x_176);
 lean_dec(x_171);
 lean_inc(x_2);
-x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_2, x_132, x_176);
+x_177 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_132, x_176);
 x_178 = lean_ctor_get(x_177, 0);
 lean_inc(x_178);
 x_179 = lean_ctor_get(x_177, 1);
@@ -21837,7 +22156,7 @@ x_150 = lean_ctor_get(x_137, 1);
 lean_inc(x_150);
 lean_dec(x_137);
 lean_inc(x_2);
-x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_1, x_2, x_133, x_150);
+x_151 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_1, x_2, x_133, x_150);
 x_152 = lean_ctor_get(x_151, 0);
 lean_inc(x_152);
 x_153 = lean_unbox(x_152);
@@ -22042,72 +22361,82 @@ return x_203;
 }
 }
 }
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; uint8_t x_7; 
-x_6 = lean_array_get_size(x_3);
-x_7 = lean_nat_dec_lt(x_4, x_6);
-lean_dec(x_6);
-if (x_7 == 0)
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
 {
-lean_object* x_8; 
-lean_dec(x_4);
-lean_dec(x_1);
-x_8 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_8, 0, x_5);
-return x_8;
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
 }
 else
 {
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_array_fget(x_3, x_4);
-lean_inc(x_1);
-x_10 = l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(x_1, x_9, x_5);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_Lean_LocalDecl_fvarId(x_2);
+x_10 = l_Lean_Expr_fvarId_x21(x_8);
+lean_dec(x_8);
+x_11 = lean_name_eq(x_9, x_10);
+lean_dec(x_10);
 lean_dec(x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-uint8_t x_11; 
-lean_dec(x_4);
-lean_dec(x_1);
-x_11 = !lean_is_exclusive(x_10);
 if (x_11 == 0)
 {
-return x_10;
-}
-else
-{
 lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-lean_dec(x_10);
-x_13 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-return x_13;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_10, 0);
-lean_inc(x_14);
-lean_dec(x_10);
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_4, x_15);
-lean_dec(x_4);
-x_4 = x_16;
-x_5 = x_14;
+x_12 = lean_unsigned_to_nat(1u);
+x_13 = lean_nat_add(x_5, x_12);
+lean_dec(x_5);
+x_5 = x_13;
 goto _start;
 }
+else
+{
+lean_dec(x_5);
+return x_11;
 }
 }
 }
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43(lean_object* x_1) {
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed), 5, 0);
-return x_2;
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_Lean_LocalDecl_fvarId(x_2);
+x_10 = l_Lean_Expr_fvarId_x21(x_8);
+lean_dec(x_8);
+x_11 = lean_name_eq(x_9, x_10);
+lean_dec(x_10);
+lean_dec(x_9);
+if (x_11 == 0)
+{
+lean_object* x_12; lean_object* x_13; 
+x_12 = lean_unsigned_to_nat(1u);
+x_13 = lean_nat_add(x_5, x_12);
+lean_dec(x_5);
+x_5 = x_13;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_11;
+}
+}
 }
 }
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
@@ -22131,7 +22460,8 @@ else
 lean_object* x_9; lean_object* x_10; 
 x_9 = lean_array_fget(x_3, x_4);
 lean_inc(x_1);
-x_10 = lean_apply_2(x_1, x_5, x_9);
+x_10 = l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(x_1, x_9, x_5);
+lean_dec(x_9);
 if (lean_obj_tag(x_10) == 0)
 {
 uint8_t x_11; 
@@ -22177,35 +22507,6 @@ x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_
 return x_2;
 }
 }
-lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_4 = lean_ctor_get(x_2, 0);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(x_1, x_4, x_4, x_5, x_3);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_unsigned_to_nat(0u);
-x_9 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg(x_1, x_7, x_7, x_8, x_3);
-return x_9;
-}
-}
-}
-lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg___boxed), 3, 0);
-return x_2;
-}
-}
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -22227,74 +22528,6 @@ else
 lean_object* x_9; lean_object* x_10; 
 x_9 = lean_array_fget(x_3, x_4);
 lean_inc(x_1);
-x_10 = l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(x_1, x_9, x_5);
-lean_dec(x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-uint8_t x_11; 
-lean_dec(x_4);
-lean_dec(x_1);
-x_11 = !lean_is_exclusive(x_10);
-if (x_11 == 0)
-{
-return x_10;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-lean_dec(x_10);
-x_13 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-return x_13;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_10, 0);
-lean_inc(x_14);
-lean_dec(x_10);
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_4, x_15);
-lean_dec(x_4);
-x_4 = x_16;
-x_5 = x_14;
-goto _start;
-}
-}
-}
-}
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg___boxed), 5, 0);
-return x_2;
-}
-}
-lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-lean_object* x_6; uint8_t x_7; 
-x_6 = lean_array_get_size(x_3);
-x_7 = lean_nat_dec_lt(x_4, x_6);
-lean_dec(x_6);
-if (x_7 == 0)
-{
-lean_object* x_8; 
-lean_dec(x_4);
-lean_dec(x_1);
-x_8 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_8, 0, x_5);
-return x_8;
-}
-else
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_array_fget(x_3, x_4);
-lean_inc(x_1);
 x_10 = lean_apply_2(x_1, x_5, x_9);
 if (lean_obj_tag(x_10) == 0)
 {
@@ -22333,6 +22566,103 @@ goto _start;
 }
 }
 }
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg___boxed), 5, 0);
+return x_2;
+}
+}
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; 
+x_4 = lean_ctor_get(x_2, 0);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg(x_1, x_4, x_4, x_5, x_3);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_unsigned_to_nat(0u);
+x_9 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg(x_1, x_7, x_7, x_8, x_3);
+return x_9;
+}
+}
+}
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_4, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; 
+lean_dec(x_4);
+lean_dec(x_1);
+x_8 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_8, 0, x_5);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_array_fget(x_3, x_4);
+lean_inc(x_1);
+x_10 = l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(x_1, x_9, x_5);
+lean_dec(x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+uint8_t x_11; 
+lean_dec(x_4);
+lean_dec(x_1);
+x_11 = !lean_is_exclusive(x_10);
+if (x_11 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; 
+x_12 = lean_ctor_get(x_10, 0);
+lean_inc(x_12);
+lean_dec(x_10);
+x_13 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_13, 0, x_12);
+return x_13;
+}
+}
+else
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_14 = lean_ctor_get(x_10, 0);
+lean_inc(x_14);
+lean_dec(x_10);
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_4, x_15);
+lean_dec(x_4);
+x_4 = x_16;
+x_5 = x_14;
+goto _start;
+}
+}
+}
+}
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46(lean_object* x_1) {
 _start:
 {
@@ -22341,78 +22671,6 @@ x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_
 return x_2;
 }
 }
-lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(lean_object* x_1, lean_object* x_2, size_t x_3, size_t x_4, lean_object* x_5) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_6; size_t x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; size_t x_11; size_t x_12; size_t x_13; size_t x_14; size_t x_15; size_t x_16; lean_object* x_17; 
-x_6 = lean_ctor_get(x_2, 0);
-x_7 = x_3 >> x_4;
-x_8 = lean_usize_to_nat(x_7);
-x_9 = l_PersistentArray_getAux___main___rarg___closed__1;
-x_10 = lean_array_get(x_9, x_6, x_8);
-x_11 = 1;
-x_12 = x_11 << x_4;
-x_13 = x_12 - x_11;
-x_14 = x_3 & x_13;
-x_15 = 5;
-x_16 = x_4 - x_15;
-lean_inc(x_1);
-x_17 = l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(x_1, x_10, x_14, x_16, x_5);
-lean_dec(x_10);
-if (lean_obj_tag(x_17) == 0)
-{
-uint8_t x_18; 
-lean_dec(x_8);
-lean_dec(x_1);
-x_18 = !lean_is_exclusive(x_17);
-if (x_18 == 0)
-{
-return x_17;
-}
-else
-{
-lean_object* x_19; lean_object* x_20; 
-x_19 = lean_ctor_get(x_17, 0);
-lean_inc(x_19);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-return x_20;
-}
-}
-else
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_21 = lean_ctor_get(x_17, 0);
-lean_inc(x_21);
-lean_dec(x_17);
-x_22 = lean_unsigned_to_nat(1u);
-x_23 = lean_nat_add(x_8, x_22);
-lean_dec(x_8);
-x_24 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg(x_1, x_6, x_6, x_23, x_21);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_2, 0);
-x_26 = lean_usize_to_nat(x_3);
-x_27 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(x_1, x_25, x_25, x_26, x_5);
-return x_27;
-}
-}
-}
-lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg___boxed), 5, 0);
-return x_2;
-}
-}
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -22424,7 +22682,7 @@ if (x_7 == 0)
 {
 lean_object* x_8; 
 lean_dec(x_4);
-lean_dec(x_2);
+lean_dec(x_1);
 x_8 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_8, 0, x_5);
 return x_8;
@@ -22433,13 +22691,13 @@ else
 {
 lean_object* x_9; lean_object* x_10; 
 x_9 = lean_array_fget(x_3, x_4);
-lean_inc(x_2);
-x_10 = lean_apply_2(x_2, x_5, x_9);
+lean_inc(x_1);
+x_10 = lean_apply_2(x_1, x_5, x_9);
 if (lean_obj_tag(x_10) == 0)
 {
 uint8_t x_11; 
 lean_dec(x_4);
-lean_dec(x_2);
+lean_dec(x_1);
 x_11 = !lean_is_exclusive(x_10);
 if (x_11 == 0)
 {
@@ -22480,6 +22738,78 @@ x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_
 return x_2;
 }
 }
+lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(lean_object* x_1, lean_object* x_2, size_t x_3, size_t x_4, lean_object* x_5) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_6; size_t x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; size_t x_11; size_t x_12; size_t x_13; size_t x_14; size_t x_15; size_t x_16; lean_object* x_17; 
+x_6 = lean_ctor_get(x_2, 0);
+x_7 = x_3 >> x_4;
+x_8 = lean_usize_to_nat(x_7);
+x_9 = l_PersistentArray_getAux___main___rarg___closed__1;
+x_10 = lean_array_get(x_9, x_6, x_8);
+x_11 = 1;
+x_12 = x_11 << x_4;
+x_13 = x_12 - x_11;
+x_14 = x_3 & x_13;
+x_15 = 5;
+x_16 = x_4 - x_15;
+lean_inc(x_1);
+x_17 = l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(x_1, x_10, x_14, x_16, x_5);
+lean_dec(x_10);
+if (lean_obj_tag(x_17) == 0)
+{
+uint8_t x_18; 
+lean_dec(x_8);
+lean_dec(x_1);
+x_18 = !lean_is_exclusive(x_17);
+if (x_18 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; 
+x_19 = lean_ctor_get(x_17, 0);
+lean_inc(x_19);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+return x_20;
+}
+}
+else
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_21 = lean_ctor_get(x_17, 0);
+lean_inc(x_21);
+lean_dec(x_17);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_8, x_22);
+lean_dec(x_8);
+x_24 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(x_1, x_6, x_6, x_23, x_21);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_2, 0);
+x_26 = lean_usize_to_nat(x_3);
+x_27 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg(x_1, x_25, x_25, x_26, x_5);
+return x_27;
+}
+}
+}
+lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg___boxed), 5, 0);
+return x_2;
+}
+}
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -22547,7 +22877,74 @@ x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_
 return x_2;
 }
 }
-lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_4, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; 
+lean_dec(x_4);
+lean_dec(x_2);
+x_8 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_8, 0, x_5);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_array_fget(x_3, x_4);
+lean_inc(x_2);
+x_10 = lean_apply_2(x_2, x_5, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+uint8_t x_11; 
+lean_dec(x_4);
+lean_dec(x_2);
+x_11 = !lean_is_exclusive(x_10);
+if (x_11 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; 
+x_12 = lean_ctor_get(x_10, 0);
+lean_inc(x_12);
+lean_dec(x_10);
+x_13 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_13, 0, x_12);
+return x_13;
+}
+}
+else
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_14 = lean_ctor_get(x_10, 0);
+lean_inc(x_14);
+lean_dec(x_10);
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_4, x_15);
+lean_dec(x_4);
+x_4 = x_16;
+x_5 = x_14;
+goto _start;
+}
+}
+}
+}
+lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg___boxed), 5, 0);
+return x_2;
+}
+}
+lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; uint8_t x_6; 
@@ -22560,7 +22957,7 @@ x_7 = lean_ctor_get(x_1, 0);
 x_8 = lean_usize_of_nat(x_4);
 x_9 = lean_ctor_get_usize(x_1, 4);
 lean_inc(x_2);
-x_10 = l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(x_2, x_7, x_8, x_9, x_3);
+x_10 = l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(x_2, x_7, x_8, x_9, x_3);
 if (lean_obj_tag(x_10) == 0)
 {
 uint8_t x_11; 
@@ -22589,7 +22986,7 @@ lean_inc(x_14);
 lean_dec(x_10);
 x_15 = lean_ctor_get(x_1, 1);
 x_16 = lean_unsigned_to_nat(0u);
-x_17 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg(x_1, x_2, x_15, x_16, x_14);
+x_17 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg(x_1, x_2, x_15, x_16, x_14);
 return x_17;
 }
 }
@@ -22598,374 +22995,7401 @@ else
 lean_object* x_18; lean_object* x_19; lean_object* x_20; 
 x_18 = lean_ctor_get(x_1, 1);
 x_19 = lean_nat_sub(x_4, x_5);
-x_20 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg(x_1, x_2, x_18, x_19, x_3);
+x_20 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg(x_1, x_2, x_18, x_19, x_3);
 return x_20;
 }
 }
 }
-lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(lean_object* x_1) {
+lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___rarg___boxed), 4, 0);
+x_2 = lean_alloc_closure((void*)(l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg___boxed), 4, 0);
 return x_2;
 }
 }
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
-if (lean_obj_tag(x_6) == 0)
-{
-lean_object* x_7; 
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_5);
-return x_7;
-}
-else
-{
-lean_object* x_8; lean_object* x_9; lean_object* x_18; uint8_t x_19; 
-x_8 = lean_ctor_get(x_6, 0);
-lean_inc(x_8);
-lean_dec(x_6);
-x_18 = lean_unsigned_to_nat(0u);
-x_19 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(x_3, x_8, x_3, x_4, x_18);
-if (x_19 == 0)
-{
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_20; uint8_t x_21; 
-x_20 = lean_ctor_get(x_8, 3);
-lean_inc(x_20);
-x_21 = l_Lean_Expr_hasFVar(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-x_22 = l_Lean_Expr_hasMVar(x_20);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-lean_dec(x_20);
-lean_dec(x_8);
+lean_object* x_9; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_23 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_23, 0, x_5);
-return x_23;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; lean_object* x_26; uint8_t x_27; 
-x_24 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_25 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_5, x_1, x_20, x_24);
-x_26 = lean_ctor_get(x_25, 0);
-lean_inc(x_26);
-lean_dec(x_25);
-x_27 = lean_unbox(x_26);
-lean_dec(x_26);
-if (x_27 == 0)
-{
-lean_object* x_28; 
-lean_dec(x_8);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_28 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_28, 0, x_5);
-return x_28;
-}
-else
-{
-lean_object* x_29; 
-x_29 = lean_box(0);
-x_9 = x_29;
-goto block_17;
-}
-}
-}
-else
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; uint8_t x_33; 
-x_30 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_31 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_5, x_1, x_20, x_30);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-lean_dec(x_31);
-x_33 = lean_unbox(x_32);
-lean_dec(x_32);
-if (x_33 == 0)
-{
-lean_object* x_34; 
-lean_dec(x_8);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_34 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_34, 0, x_5);
-return x_34;
-}
-else
-{
-lean_object* x_35; 
-x_35 = lean_box(0);
-x_9 = x_35;
-goto block_17;
-}
-}
-}
-else
-{
-lean_object* x_36; lean_object* x_37; uint8_t x_38; lean_object* x_39; uint8_t x_55; 
-x_36 = lean_ctor_get(x_8, 3);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_8, 4);
-lean_inc(x_37);
-x_55 = l_Lean_Expr_hasFVar(x_36);
-if (x_55 == 0)
-{
-uint8_t x_56; 
-x_56 = l_Lean_Expr_hasMVar(x_36);
-if (x_56 == 0)
-{
-uint8_t x_57; lean_object* x_58; 
-lean_dec(x_36);
-x_57 = 0;
-x_58 = l_HashMap_Inhabited___closed__1;
-x_38 = x_57;
-x_39 = x_58;
-goto block_54;
-}
-else
-{
-lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; uint8_t x_63; 
-x_59 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_60 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(x_5, x_1, x_36, x_59);
-x_61 = lean_ctor_get(x_60, 0);
-lean_inc(x_61);
-x_62 = lean_ctor_get(x_60, 1);
-lean_inc(x_62);
-lean_dec(x_60);
-x_63 = lean_unbox(x_61);
-lean_dec(x_61);
-x_38 = x_63;
-x_39 = x_62;
-goto block_54;
-}
-}
-else
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_65 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33(x_5, x_1, x_36, x_64);
-x_66 = lean_ctor_get(x_65, 0);
-lean_inc(x_66);
-x_67 = lean_ctor_get(x_65, 1);
-lean_inc(x_67);
-lean_dec(x_65);
-x_68 = lean_unbox(x_66);
-lean_dec(x_66);
-x_38 = x_68;
-x_39 = x_67;
-goto block_54;
-}
-block_54:
-{
-if (x_38 == 0)
-{
-uint8_t x_40; 
-x_40 = l_Lean_Expr_hasFVar(x_37);
-if (x_40 == 0)
-{
-uint8_t x_41; 
-x_41 = l_Lean_Expr_hasMVar(x_37);
-if (x_41 == 0)
-{
-lean_object* x_42; 
-lean_dec(x_39);
-lean_dec(x_37);
-lean_dec(x_8);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_42 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_42, 0, x_5);
-return x_42;
-}
-else
-{
-lean_object* x_43; lean_object* x_44; uint8_t x_45; 
-lean_inc(x_1);
-x_43 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_5, x_1, x_37, x_39);
-x_44 = lean_ctor_get(x_43, 0);
-lean_inc(x_44);
-lean_dec(x_43);
-x_45 = lean_unbox(x_44);
-lean_dec(x_44);
-if (x_45 == 0)
-{
-lean_object* x_46; 
-lean_dec(x_8);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_46 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_46, 0, x_5);
-return x_46;
-}
-else
-{
-lean_object* x_47; 
-x_47 = lean_box(0);
-x_9 = x_47;
-goto block_17;
-}
-}
-}
-else
-{
-lean_object* x_48; lean_object* x_49; uint8_t x_50; 
-lean_inc(x_1);
-x_48 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(x_5, x_1, x_37, x_39);
-x_49 = lean_ctor_get(x_48, 0);
-lean_inc(x_49);
-lean_dec(x_48);
-x_50 = lean_unbox(x_49);
-lean_dec(x_49);
-if (x_50 == 0)
-{
-lean_object* x_51; 
-lean_dec(x_8);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_51 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_51, 0, x_5);
-return x_51;
-}
-else
-{
-lean_object* x_52; 
-x_52 = lean_box(0);
-x_9 = x_52;
-goto block_17;
-}
-}
-}
-else
-{
-lean_object* x_53; 
-lean_dec(x_39);
-lean_dec(x_37);
-x_53 = lean_box(0);
-x_9 = x_53;
-goto block_17;
-}
-}
-}
-}
-else
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; 
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_69 = l_Lean_LocalDecl_toExpr(x_8);
-lean_dec(x_8);
-x_70 = lean_array_push(x_5, x_69);
-x_71 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_71, 0, x_70);
-return x_71;
-}
-block_17:
-{
-uint8_t x_10; uint8_t x_11; 
-lean_dec(x_9);
-x_10 = l_Lean_LocalDecl_binderInfo(x_8);
-x_11 = l_Lean_BinderInfo_isAuxDecl(x_10);
-if (x_11 == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_12 = l_Lean_LocalDecl_toExpr(x_8);
-lean_dec(x_8);
-x_13 = lean_array_push(x_5, x_12);
-x_14 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-return x_14;
-}
-else
-{
-lean_object* x_15; lean_object* x_16; 
-lean_dec(x_5);
-x_15 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_15, 0, x_1);
-lean_ctor_set(x_15, 1, x_2);
-lean_ctor_set(x_15, 2, x_3);
-lean_ctor_set(x_15, 3, x_8);
-x_16 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_16, 0, x_15);
-return x_16;
-}
-}
-}
-}
-}
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
-_start:
-{
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_8 = lean_ctor_get(x_5, 1);
-x_9 = lean_alloc_closure((void*)(l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___lambda__1___boxed), 6, 4);
-lean_closure_set(x_9, 0, x_1);
-lean_closure_set(x_9, 1, x_2);
-lean_closure_set(x_9, 2, x_3);
-lean_closure_set(x_9, 3, x_4);
-x_10 = l_Lean_LocalDecl_index(x_7);
-x_11 = l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___rarg(x_8, x_9, x_6, x_10);
-lean_dec(x_10);
-return x_11;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = lean_nat_dec_eq(x_4, x_5);
-if (x_6 == 0)
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-lean_inc(x_2);
-x_7 = l___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx(x_2, x_3);
-x_8 = lean_mk_empty_array_with_capacity(x_4);
-lean_inc(x_2);
-x_9 = l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(x_1, x_2, x_3, x_4, x_2, x_8, x_7);
-lean_dec(x_7);
-lean_dec(x_2);
+x_9 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_9, 0, x_7);
 return x_9;
 }
 else
 {
-lean_object* x_10; 
-lean_dec(x_4);
+lean_object* x_10; lean_object* x_11; lean_object* x_20; 
+x_10 = lean_ctor_get(x_8, 0);
+lean_inc(x_10);
+lean_dec(x_8);
+if (x_4 == 0)
+{
+lean_object* x_71; uint8_t x_72; 
+x_71 = lean_unsigned_to_nat(0u);
+x_72 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(x_3, x_10, x_3, x_5, x_71);
+if (x_72 == 0)
+{
+lean_object* x_73; 
+x_73 = lean_box(0);
+x_20 = x_73;
+goto block_70;
+}
+else
+{
+lean_object* x_74; lean_object* x_75; lean_object* x_76; 
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_3);
+x_74 = l_Lean_LocalDecl_toExpr(x_10);
+lean_dec(x_10);
+x_75 = lean_array_push(x_7, x_74);
+x_76 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_76, 0, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; lean_object* x_78; uint8_t x_79; 
+x_77 = l_Lean_LocalDecl_index(x_10);
+x_78 = l_Lean_LocalDecl_index(x_6);
+x_79 = lean_nat_dec_eq(x_77, x_78);
+lean_dec(x_78);
+lean_dec(x_77);
+if (x_79 == 0)
+{
+lean_object* x_80; uint8_t x_81; 
+x_80 = lean_unsigned_to_nat(0u);
+x_81 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(x_3, x_10, x_3, x_5, x_80);
+if (x_81 == 0)
+{
+lean_object* x_82; 
+x_82 = lean_box(0);
+x_20 = x_82;
+goto block_70;
+}
+else
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_83 = l_Lean_LocalDecl_toExpr(x_10);
+lean_dec(x_10);
+x_84 = lean_array_push(x_7, x_83);
+x_85 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_85, 0, x_84);
+return x_85;
+}
+}
+else
+{
+lean_object* x_86; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_86 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_86, 0, x_7);
+return x_86;
+}
+}
+block_19:
+{
+uint8_t x_12; uint8_t x_13; 
+lean_dec(x_11);
+x_12 = l_Lean_LocalDecl_binderInfo(x_10);
+x_13 = l_Lean_BinderInfo_isAuxDecl(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_14 = l_Lean_LocalDecl_toExpr(x_10);
+lean_dec(x_10);
+x_15 = lean_array_push(x_7, x_14);
+x_16 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_16, 0, x_15);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; 
+lean_dec(x_7);
+x_17 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_17, 0, x_1);
+lean_ctor_set(x_17, 1, x_2);
+lean_ctor_set(x_17, 2, x_3);
+lean_ctor_set(x_17, 3, x_10);
+x_18 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_18, 0, x_17);
+return x_18;
+}
+}
+block_70:
+{
+lean_dec(x_20);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_21; uint8_t x_22; 
+x_21 = lean_ctor_get(x_10, 3);
+lean_inc(x_21);
+x_22 = l_Lean_Expr_hasFVar(x_21);
+if (x_22 == 0)
+{
+uint8_t x_23; 
+x_23 = l_Lean_Expr_hasMVar(x_21);
+if (x_23 == 0)
+{
+lean_object* x_24; 
+lean_dec(x_21);
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_24 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_24, 0, x_7);
+return x_24;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; uint8_t x_28; 
+x_25 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_26 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_7, x_1, x_21, x_25);
+x_27 = lean_ctor_get(x_26, 0);
+lean_inc(x_27);
+lean_dec(x_26);
+x_28 = lean_unbox(x_27);
+lean_dec(x_27);
+if (x_28 == 0)
+{
+lean_object* x_29; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_29 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_29, 0, x_7);
+return x_29;
+}
+else
+{
+lean_object* x_30; 
+x_30 = lean_box(0);
+x_11 = x_30;
+goto block_19;
+}
+}
+}
+else
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; uint8_t x_34; 
+x_31 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_32 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_7, x_1, x_21, x_31);
+x_33 = lean_ctor_get(x_32, 0);
+lean_inc(x_33);
+lean_dec(x_32);
+x_34 = lean_unbox(x_33);
+lean_dec(x_33);
+if (x_34 == 0)
+{
+lean_object* x_35; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_35 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_35, 0, x_7);
+return x_35;
+}
+else
+{
+lean_object* x_36; 
+x_36 = lean_box(0);
+x_11 = x_36;
+goto block_19;
+}
+}
+}
+else
+{
+lean_object* x_37; lean_object* x_38; uint8_t x_39; lean_object* x_40; uint8_t x_56; 
+x_37 = lean_ctor_get(x_10, 3);
+lean_inc(x_37);
+x_38 = lean_ctor_get(x_10, 4);
+lean_inc(x_38);
+x_56 = l_Lean_Expr_hasFVar(x_37);
+if (x_56 == 0)
+{
+uint8_t x_57; 
+x_57 = l_Lean_Expr_hasMVar(x_37);
+if (x_57 == 0)
+{
+uint8_t x_58; lean_object* x_59; 
+lean_dec(x_37);
+x_58 = 0;
+x_59 = l_HashMap_Inhabited___closed__1;
+x_39 = x_58;
+x_40 = x_59;
+goto block_55;
+}
+else
+{
+lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; 
+x_60 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_61 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26(x_7, x_1, x_37, x_60);
+x_62 = lean_ctor_get(x_61, 0);
+lean_inc(x_62);
+x_63 = lean_ctor_get(x_61, 1);
+lean_inc(x_63);
+lean_dec(x_61);
+x_64 = lean_unbox(x_62);
+lean_dec(x_62);
+x_39 = x_64;
+x_40 = x_63;
+goto block_55;
+}
+}
+else
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_66 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(x_7, x_1, x_37, x_65);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_ctor_get(x_66, 1);
+lean_inc(x_68);
+lean_dec(x_66);
+x_69 = lean_unbox(x_67);
+lean_dec(x_67);
+x_39 = x_69;
+x_40 = x_68;
+goto block_55;
+}
+block_55:
+{
+if (x_39 == 0)
+{
+uint8_t x_41; 
+x_41 = l_Lean_Expr_hasFVar(x_38);
+if (x_41 == 0)
+{
+uint8_t x_42; 
+x_42 = l_Lean_Expr_hasMVar(x_38);
+if (x_42 == 0)
+{
+lean_object* x_43; 
+lean_dec(x_40);
+lean_dec(x_38);
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_43 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_43, 0, x_7);
+return x_43;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; uint8_t x_46; 
+lean_inc(x_1);
+x_44 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_7, x_1, x_38, x_40);
+x_45 = lean_ctor_get(x_44, 0);
+lean_inc(x_45);
+lean_dec(x_44);
+x_46 = lean_unbox(x_45);
+lean_dec(x_45);
+if (x_46 == 0)
+{
+lean_object* x_47; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_47 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_47, 0, x_7);
+return x_47;
+}
+else
+{
+lean_object* x_48; 
+x_48 = lean_box(0);
+x_11 = x_48;
+goto block_19;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; uint8_t x_51; 
+lean_inc(x_1);
+x_49 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_7, x_1, x_38, x_40);
+x_50 = lean_ctor_get(x_49, 0);
+lean_inc(x_50);
+lean_dec(x_49);
+x_51 = lean_unbox(x_50);
+lean_dec(x_50);
+if (x_51 == 0)
+{
+lean_object* x_52; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_52 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_52, 0, x_7);
+return x_52;
+}
+else
+{
+lean_object* x_53; 
+x_53 = lean_box(0);
+x_11 = x_53;
+goto block_19;
+}
+}
+}
+else
+{
+lean_object* x_54; 
+lean_dec(x_40);
+lean_dec(x_38);
+x_54 = lean_box(0);
+x_11 = x_54;
+goto block_19;
+}
+}
+}
+}
+}
+}
+}
+lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+_start:
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_10 = lean_ctor_get(x_7, 1);
+x_11 = lean_box(x_4);
+x_12 = lean_alloc_closure((void*)(l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___lambda__1___boxed), 8, 6);
+lean_closure_set(x_12, 0, x_1);
+lean_closure_set(x_12, 1, x_2);
+lean_closure_set(x_12, 2, x_3);
+lean_closure_set(x_12, 3, x_11);
+lean_closure_set(x_12, 4, x_5);
+lean_closure_set(x_12, 5, x_6);
+x_13 = l_Lean_LocalDecl_index(x_9);
+x_14 = l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(x_10, x_12, x_8, x_13);
+lean_dec(x_13);
+return x_14;
+}
+}
+lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
+x_2 = lean_array_get_size(x_1);
+x_3 = lean_unsigned_to_nat(1u);
+x_4 = lean_nat_sub(x_2, x_3);
+lean_dec(x_2);
+x_5 = l_Lean_Expr_Inhabited;
+x_6 = lean_array_get(x_5, x_1, x_4);
+lean_dec(x_4);
+return x_6;
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
 return x_10;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = l_Lean_Expr_fvarId_x21(x_1);
+x_15 = lean_name_eq(x_13, x_14);
+lean_dec(x_14);
+lean_dec(x_13);
+if (x_15 == 0)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_5, x_16);
+lean_dec(x_5);
+x_5 = x_17;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_15;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = l_Lean_Expr_fvarId_x21(x_1);
+x_7 = lean_name_eq(x_5, x_6);
+lean_dec(x_6);
+lean_dec(x_5);
+x_8 = lean_box(x_7);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_8);
+lean_ctor_set(x_9, 1, x_4);
+return x_9;
+}
+case 2:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_3, 0);
+lean_inc(x_10);
+lean_dec(x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
+lean_dec(x_10);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(x_1, x_14);
+lean_dec(x_14);
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_4);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+lean_dec(x_10);
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+lean_inc(x_18);
+x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_unbox(x_20);
+if (x_21 == 0)
+{
+uint8_t x_22; 
+lean_dec(x_18);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_19);
+if (x_22 == 0)
+{
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_19, 0);
+lean_dec(x_23);
+return x_19;
+}
+else
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_19, 1);
+lean_inc(x_24);
+lean_dec(x_19);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_20);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; 
+lean_dec(x_20);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_dec(x_19);
+x_3 = x_18;
+x_4 = x_26;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+x_28 = lean_ctor_get(x_3, 0);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_3, 1);
+lean_inc(x_29);
+lean_dec(x_3);
+lean_inc(x_29);
+x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
+x_31 = lean_ctor_get(x_30, 0);
+lean_inc(x_31);
+x_32 = lean_unbox(x_31);
+lean_dec(x_31);
+if (x_32 == 0)
+{
+lean_object* x_33; uint8_t x_34; 
+lean_dec(x_29);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = l_Lean_Expr_isApp(x_28);
+if (x_34 == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_inc(x_28);
+x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_unbox(x_36);
+if (x_37 == 0)
+{
+uint8_t x_38; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_38 = !lean_is_exclusive(x_35);
+if (x_38 == 0)
+{
+lean_object* x_39; 
+x_39 = lean_ctor_get(x_35, 0);
+lean_dec(x_39);
+return x_35;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_36);
+x_42 = lean_ctor_get(x_35, 1);
+lean_inc(x_42);
+lean_dec(x_35);
+x_3 = x_28;
+x_4 = x_42;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_33;
+goto _start;
+}
+}
+else
+{
+lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
+x_45 = lean_ctor_get(x_30, 1);
+lean_inc(x_45);
+lean_dec(x_30);
+lean_inc(x_2);
+x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_29, x_45);
+x_47 = lean_ctor_get(x_46, 0);
+lean_inc(x_47);
+x_48 = lean_unbox(x_47);
+if (x_48 == 0)
+{
+lean_object* x_49; uint8_t x_50; 
+lean_dec(x_47);
+x_49 = lean_ctor_get(x_46, 1);
+lean_inc(x_49);
+lean_dec(x_46);
+x_50 = l_Lean_Expr_isApp(x_28);
+if (x_50 == 0)
+{
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_28);
+x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_unbox(x_52);
+if (x_53 == 0)
+{
+uint8_t x_54; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_54 = !lean_is_exclusive(x_51);
+if (x_54 == 0)
+{
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_51, 0);
+lean_dec(x_55);
+return x_51;
+}
+else
+{
+lean_object* x_56; lean_object* x_57; 
+x_56 = lean_ctor_get(x_51, 1);
+lean_inc(x_56);
+lean_dec(x_51);
+x_57 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_57, 0, x_52);
+lean_ctor_set(x_57, 1, x_56);
+return x_57;
+}
+}
+else
+{
+lean_object* x_58; 
+lean_dec(x_52);
+x_58 = lean_ctor_get(x_51, 1);
+lean_inc(x_58);
+lean_dec(x_51);
+x_3 = x_28;
+x_4 = x_58;
+goto _start;
+}
+}
+else
+{
+x_3 = x_28;
+x_4 = x_49;
+goto _start;
+}
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_28);
+lean_dec(x_2);
+x_61 = !lean_is_exclusive(x_46);
+if (x_61 == 0)
+{
+lean_object* x_62; 
+x_62 = lean_ctor_get(x_46, 0);
+lean_dec(x_62);
+return x_46;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; 
+x_63 = lean_ctor_get(x_46, 1);
+lean_inc(x_63);
+lean_dec(x_46);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_47);
+lean_ctor_set(x_64, 1, x_63);
+return x_64;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = lean_ctor_get(x_3, 1);
+lean_inc(x_65);
+x_66 = lean_ctor_get(x_3, 2);
+lean_inc(x_66);
+lean_dec(x_3);
+lean_inc(x_65);
+x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+x_69 = lean_unbox(x_68);
+lean_dec(x_68);
+if (x_69 == 0)
+{
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+lean_dec(x_65);
+x_70 = lean_ctor_get(x_67, 1);
+lean_inc(x_70);
+lean_dec(x_67);
+lean_inc(x_66);
+x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
+x_72 = lean_ctor_get(x_71, 0);
+lean_inc(x_72);
+x_73 = lean_unbox(x_72);
+if (x_73 == 0)
+{
+uint8_t x_74; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_74 = !lean_is_exclusive(x_71);
+if (x_74 == 0)
+{
+lean_object* x_75; 
+x_75 = lean_ctor_get(x_71, 0);
+lean_dec(x_75);
+return x_71;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; 
+x_76 = lean_ctor_get(x_71, 1);
+lean_inc(x_76);
+lean_dec(x_71);
+x_77 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_77, 0, x_72);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
+}
+}
+else
+{
+lean_object* x_78; 
+lean_dec(x_72);
+x_78 = lean_ctor_get(x_71, 1);
+lean_inc(x_78);
+lean_dec(x_71);
+x_3 = x_66;
+x_4 = x_78;
+goto _start;
+}
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+lean_inc(x_2);
+x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_65, x_80);
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_unbox(x_82);
+if (x_83 == 0)
+{
+lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
+lean_dec(x_82);
+x_84 = lean_ctor_get(x_81, 1);
+lean_inc(x_84);
+lean_dec(x_81);
+lean_inc(x_66);
+x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
+x_86 = lean_ctor_get(x_85, 0);
+lean_inc(x_86);
+x_87 = lean_unbox(x_86);
+if (x_87 == 0)
+{
+uint8_t x_88; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_88 = !lean_is_exclusive(x_85);
+if (x_88 == 0)
+{
+lean_object* x_89; 
+x_89 = lean_ctor_get(x_85, 0);
+lean_dec(x_89);
+return x_85;
+}
+else
+{
+lean_object* x_90; lean_object* x_91; 
+x_90 = lean_ctor_get(x_85, 1);
+lean_inc(x_90);
+lean_dec(x_85);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_90);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; 
+lean_dec(x_86);
+x_92 = lean_ctor_get(x_85, 1);
+lean_inc(x_92);
+lean_dec(x_85);
+x_3 = x_66;
+x_4 = x_92;
+goto _start;
+}
+}
+else
+{
+uint8_t x_94; 
+lean_dec(x_66);
+lean_dec(x_2);
+x_94 = !lean_is_exclusive(x_81);
+if (x_94 == 0)
+{
+lean_object* x_95; 
+x_95 = lean_ctor_get(x_81, 0);
+lean_dec(x_95);
+return x_81;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_81, 1);
+lean_inc(x_96);
+lean_dec(x_81);
+x_97 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_97, 0, x_82);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_98 = lean_ctor_get(x_3, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_3, 2);
+lean_inc(x_99);
+lean_dec(x_3);
+lean_inc(x_98);
+x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
+x_101 = lean_ctor_get(x_100, 0);
+lean_inc(x_101);
+x_102 = lean_unbox(x_101);
+lean_dec(x_101);
+if (x_102 == 0)
+{
+lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
+lean_dec(x_98);
+x_103 = lean_ctor_get(x_100, 1);
+lean_inc(x_103);
+lean_dec(x_100);
+lean_inc(x_99);
+x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
+x_105 = lean_ctor_get(x_104, 0);
+lean_inc(x_105);
+x_106 = lean_unbox(x_105);
+if (x_106 == 0)
+{
+uint8_t x_107; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_107 = !lean_is_exclusive(x_104);
+if (x_107 == 0)
+{
+lean_object* x_108; 
+x_108 = lean_ctor_get(x_104, 0);
+lean_dec(x_108);
+return x_104;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_104, 1);
+lean_inc(x_109);
+lean_dec(x_104);
+x_110 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_110, 0, x_105);
+lean_ctor_set(x_110, 1, x_109);
+return x_110;
+}
+}
+else
+{
+lean_object* x_111; 
+lean_dec(x_105);
+x_111 = lean_ctor_get(x_104, 1);
+lean_inc(x_111);
+lean_dec(x_104);
+x_3 = x_99;
+x_4 = x_111;
+goto _start;
+}
+}
+else
+{
+lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_113 = lean_ctor_get(x_100, 1);
+lean_inc(x_113);
+lean_dec(x_100);
+lean_inc(x_2);
+x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_98, x_113);
+x_115 = lean_ctor_get(x_114, 0);
+lean_inc(x_115);
+x_116 = lean_unbox(x_115);
+if (x_116 == 0)
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
+lean_dec(x_115);
+x_117 = lean_ctor_get(x_114, 1);
+lean_inc(x_117);
+lean_dec(x_114);
+lean_inc(x_99);
+x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_unbox(x_119);
+if (x_120 == 0)
+{
+uint8_t x_121; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_121 = !lean_is_exclusive(x_118);
+if (x_121 == 0)
+{
+lean_object* x_122; 
+x_122 = lean_ctor_get(x_118, 0);
+lean_dec(x_122);
+return x_118;
+}
+else
+{
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_118, 1);
+lean_inc(x_123);
+lean_dec(x_118);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
+}
+}
+else
+{
+lean_object* x_125; 
+lean_dec(x_119);
+x_125 = lean_ctor_get(x_118, 1);
+lean_inc(x_125);
+lean_dec(x_118);
+x_3 = x_99;
+x_4 = x_125;
+goto _start;
+}
+}
+else
+{
+uint8_t x_127; 
+lean_dec(x_99);
+lean_dec(x_2);
+x_127 = !lean_is_exclusive(x_114);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+x_128 = lean_ctor_get(x_114, 0);
+lean_dec(x_128);
+return x_114;
+}
+else
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_114, 1);
+lean_inc(x_129);
+lean_dec(x_114);
+x_130 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_130, 0, x_115);
+lean_ctor_set(x_130, 1, x_129);
+return x_130;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
+x_131 = lean_ctor_get(x_3, 1);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 2);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_3, 3);
+lean_inc(x_133);
+lean_dec(x_3);
+lean_inc(x_131);
+x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_unbox(x_171);
+if (x_172 == 0)
+{
+lean_object* x_173; uint8_t x_174; 
+lean_dec(x_131);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+lean_dec(x_170);
+x_174 = lean_unbox(x_171);
+lean_dec(x_171);
+x_134 = x_174;
+x_135 = x_173;
+goto block_169;
+}
+else
+{
+lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
+lean_dec(x_171);
+x_175 = lean_ctor_get(x_170, 1);
+lean_inc(x_175);
+lean_dec(x_170);
+lean_inc(x_2);
+x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_131, x_175);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_unbox(x_177);
+lean_dec(x_177);
+x_134 = x_179;
+x_135 = x_178;
+goto block_169;
+}
+block_169:
+{
+if (x_134 == 0)
+{
+lean_object* x_136; lean_object* x_137; uint8_t x_138; 
+lean_inc(x_132);
+x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_unbox(x_137);
+lean_dec(x_137);
+if (x_138 == 0)
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+lean_dec(x_132);
+x_139 = lean_ctor_get(x_136, 1);
+lean_inc(x_139);
+lean_dec(x_136);
+lean_inc(x_133);
+x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
+x_141 = lean_ctor_get(x_140, 0);
+lean_inc(x_141);
+x_142 = lean_unbox(x_141);
+if (x_142 == 0)
+{
+uint8_t x_143; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_143 = !lean_is_exclusive(x_140);
+if (x_143 == 0)
+{
+lean_object* x_144; 
+x_144 = lean_ctor_get(x_140, 0);
+lean_dec(x_144);
+return x_140;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; 
+x_145 = lean_ctor_get(x_140, 1);
+lean_inc(x_145);
+lean_dec(x_140);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_145);
+return x_146;
+}
+}
+else
+{
+lean_object* x_147; 
+lean_dec(x_141);
+x_147 = lean_ctor_get(x_140, 1);
+lean_inc(x_147);
+lean_dec(x_140);
+x_3 = x_133;
+x_4 = x_147;
+goto _start;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
+x_149 = lean_ctor_get(x_136, 1);
+lean_inc(x_149);
+lean_dec(x_136);
+lean_inc(x_2);
+x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_132, x_149);
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_unbox(x_151);
+if (x_152 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
+lean_dec(x_151);
+x_153 = lean_ctor_get(x_150, 1);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_inc(x_133);
+x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
+x_155 = lean_ctor_get(x_154, 0);
+lean_inc(x_155);
+x_156 = lean_unbox(x_155);
+if (x_156 == 0)
+{
+uint8_t x_157; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_157 = !lean_is_exclusive(x_154);
+if (x_157 == 0)
+{
+lean_object* x_158; 
+x_158 = lean_ctor_get(x_154, 0);
+lean_dec(x_158);
+return x_154;
+}
+else
+{
+lean_object* x_159; lean_object* x_160; 
+x_159 = lean_ctor_get(x_154, 1);
+lean_inc(x_159);
+lean_dec(x_154);
+x_160 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_159);
+return x_160;
+}
+}
+else
+{
+lean_object* x_161; 
+lean_dec(x_155);
+x_161 = lean_ctor_get(x_154, 1);
+lean_inc(x_161);
+lean_dec(x_154);
+x_3 = x_133;
+x_4 = x_161;
+goto _start;
+}
+}
+else
+{
+uint8_t x_163; 
+lean_dec(x_133);
+lean_dec(x_2);
+x_163 = !lean_is_exclusive(x_150);
+if (x_163 == 0)
+{
+lean_object* x_164; 
+x_164 = lean_ctor_get(x_150, 0);
+lean_dec(x_164);
+return x_150;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+x_165 = lean_ctor_get(x_150, 1);
+lean_inc(x_165);
+lean_dec(x_150);
+x_166 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_166, 0, x_151);
+lean_ctor_set(x_166, 1, x_165);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_133);
+lean_dec(x_132);
+lean_dec(x_2);
+x_167 = lean_box(x_134);
+x_168 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_168, 0, x_167);
+lean_ctor_set(x_168, 1, x_135);
+return x_168;
+}
+}
+}
+case 10:
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_180 = lean_ctor_get(x_3, 1);
+lean_inc(x_180);
+lean_dec(x_3);
+lean_inc(x_180);
+x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_unbox(x_182);
+if (x_183 == 0)
+{
+uint8_t x_184; 
+lean_dec(x_180);
+lean_dec(x_2);
+x_184 = !lean_is_exclusive(x_181);
+if (x_184 == 0)
+{
+lean_object* x_185; 
+x_185 = lean_ctor_get(x_181, 0);
+lean_dec(x_185);
+return x_181;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; 
+x_186 = lean_ctor_get(x_181, 1);
+lean_inc(x_186);
+lean_dec(x_181);
+x_187 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_187, 0, x_182);
+lean_ctor_set(x_187, 1, x_186);
+return x_187;
+}
+}
+else
+{
+lean_object* x_188; 
+lean_dec(x_182);
+x_188 = lean_ctor_get(x_181, 1);
+lean_inc(x_188);
+lean_dec(x_181);
+x_3 = x_180;
+x_4 = x_188;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
+x_190 = lean_ctor_get(x_3, 2);
+lean_inc(x_190);
+lean_dec(x_3);
+lean_inc(x_190);
+x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_unbox(x_192);
+if (x_193 == 0)
+{
+uint8_t x_194; 
+lean_dec(x_190);
+lean_dec(x_2);
+x_194 = !lean_is_exclusive(x_191);
+if (x_194 == 0)
+{
+lean_object* x_195; 
+x_195 = lean_ctor_get(x_191, 0);
+lean_dec(x_195);
+return x_191;
+}
+else
+{
+lean_object* x_196; lean_object* x_197; 
+x_196 = lean_ctor_get(x_191, 1);
+lean_inc(x_196);
+lean_dec(x_191);
+x_197 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_197, 0, x_192);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
+}
+}
+else
+{
+lean_object* x_198; 
+lean_dec(x_192);
+x_198 = lean_ctor_get(x_191, 1);
+lean_inc(x_198);
+lean_dec(x_191);
+x_3 = x_190;
+x_4 = x_198;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_200; lean_object* x_201; lean_object* x_202; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_200 = 0;
+x_201 = lean_box(x_200);
+x_202 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_202, 0, x_201);
+lean_ctor_set(x_202, 1, x_4);
+return x_202;
+}
+}
+}
+}
+lean_object* _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = lean_box(0);
+x_2 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+lean_object* x_7; uint8_t x_8; 
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = lean_nat_dec_eq(x_6, x_7);
+if (x_8 == 0)
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_sub(x_6, x_9);
+lean_dec(x_6);
+x_11 = lean_nat_sub(x_5, x_10);
+x_12 = lean_nat_sub(x_11, x_9);
+lean_dec(x_11);
+x_13 = l_Lean_Expr_Inhabited;
+x_14 = lean_array_get(x_13, x_3, x_12);
+lean_dec(x_12);
+lean_inc(x_2);
+x_15 = l_Lean_LocalContext_getFVar_x21(x_2, x_14);
+lean_dec(x_14);
+if (lean_obj_tag(x_15) == 0)
+{
+lean_object* x_16; uint8_t x_17; 
+x_16 = lean_ctor_get(x_15, 3);
+lean_inc(x_16);
+x_17 = l_Lean_Expr_hasFVar(x_16);
+if (x_17 == 0)
+{
+uint8_t x_18; 
+x_18 = l_Lean_Expr_hasMVar(x_16);
+if (x_18 == 0)
+{
+lean_dec(x_16);
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; 
+x_20 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_21 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_4, x_1, x_16, x_20);
+x_22 = lean_ctor_get(x_21, 0);
+lean_inc(x_22);
+lean_dec(x_21);
+x_23 = lean_unbox(x_22);
+lean_dec(x_22);
+if (x_23 == 0)
+{
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; 
+lean_dec(x_10);
+x_25 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_25, 0, x_1);
+lean_ctor_set(x_25, 1, x_2);
+lean_ctor_set(x_25, 2, x_3);
+lean_ctor_set(x_25, 3, x_15);
+x_26 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+return x_26;
+}
+}
+}
+else
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; 
+x_27 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_28 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_4, x_1, x_16, x_27);
+x_29 = lean_ctor_get(x_28, 0);
+lean_inc(x_29);
+lean_dec(x_28);
+x_30 = lean_unbox(x_29);
+lean_dec(x_29);
+if (x_30 == 0)
+{
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; 
+lean_dec(x_10);
+x_32 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_32, 0, x_1);
+lean_ctor_set(x_32, 1, x_2);
+lean_ctor_set(x_32, 2, x_3);
+lean_ctor_set(x_32, 3, x_15);
+x_33 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_33, 0, x_32);
+return x_33;
+}
+}
+}
+else
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; lean_object* x_37; uint8_t x_56; 
+x_34 = lean_ctor_get(x_15, 3);
+lean_inc(x_34);
+x_35 = lean_ctor_get(x_15, 4);
+lean_inc(x_35);
+x_56 = l_Lean_Expr_hasFVar(x_34);
+if (x_56 == 0)
+{
+uint8_t x_57; 
+x_57 = l_Lean_Expr_hasMVar(x_34);
+if (x_57 == 0)
+{
+uint8_t x_58; lean_object* x_59; 
+lean_dec(x_34);
+x_58 = 0;
+x_59 = l_HashMap_Inhabited___closed__1;
+x_36 = x_58;
+x_37 = x_59;
+goto block_55;
+}
+else
+{
+lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; 
+x_60 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_61 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_4, x_1, x_34, x_60);
+x_62 = lean_ctor_get(x_61, 0);
+lean_inc(x_62);
+x_63 = lean_ctor_get(x_61, 1);
+lean_inc(x_63);
+lean_dec(x_61);
+x_64 = lean_unbox(x_62);
+lean_dec(x_62);
+x_36 = x_64;
+x_37 = x_63;
+goto block_55;
+}
+}
+else
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
+x_65 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_66 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_4, x_1, x_34, x_65);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_ctor_get(x_66, 1);
+lean_inc(x_68);
+lean_dec(x_66);
+x_69 = lean_unbox(x_67);
+lean_dec(x_67);
+x_36 = x_69;
+x_37 = x_68;
+goto block_55;
+}
+block_55:
+{
+if (x_36 == 0)
+{
+uint8_t x_38; 
+x_38 = l_Lean_Expr_hasFVar(x_35);
+if (x_38 == 0)
+{
+uint8_t x_39; 
+x_39 = l_Lean_Expr_hasMVar(x_35);
+if (x_39 == 0)
+{
+lean_dec(x_37);
+lean_dec(x_35);
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_41; lean_object* x_42; uint8_t x_43; 
+lean_inc(x_1);
+x_41 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_4, x_1, x_35, x_37);
+x_42 = lean_ctor_get(x_41, 0);
+lean_inc(x_42);
+lean_dec(x_41);
+x_43 = lean_unbox(x_42);
+lean_dec(x_42);
+if (x_43 == 0)
+{
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_45; lean_object* x_46; 
+lean_dec(x_10);
+x_45 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_45, 0, x_1);
+lean_ctor_set(x_45, 1, x_2);
+lean_ctor_set(x_45, 2, x_3);
+lean_ctor_set(x_45, 3, x_15);
+x_46 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_46, 0, x_45);
+return x_46;
+}
+}
+}
+else
+{
+lean_object* x_47; lean_object* x_48; uint8_t x_49; 
+lean_inc(x_1);
+x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_4, x_1, x_35, x_37);
+x_48 = lean_ctor_get(x_47, 0);
+lean_inc(x_48);
+lean_dec(x_47);
+x_49 = lean_unbox(x_48);
+lean_dec(x_48);
+if (x_49 == 0)
+{
+lean_dec(x_15);
+x_6 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_51; lean_object* x_52; 
+lean_dec(x_10);
+x_51 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_51, 0, x_1);
+lean_ctor_set(x_51, 1, x_2);
+lean_ctor_set(x_51, 2, x_3);
+lean_ctor_set(x_51, 3, x_15);
+x_52 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_52, 0, x_51);
+return x_52;
+}
+}
+}
+else
+{
+lean_object* x_53; lean_object* x_54; 
+lean_dec(x_37);
+lean_dec(x_35);
+lean_dec(x_10);
+x_53 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_53, 0, x_1);
+lean_ctor_set(x_53, 1, x_2);
+lean_ctor_set(x_53, 2, x_3);
+lean_ctor_set(x_53, 3, x_15);
+x_54 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_54, 0, x_53);
+return x_54;
+}
+}
+}
+}
+else
+{
+lean_object* x_70; 
+lean_dec(x_6);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_70 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
+return x_70;
+}
+}
+}
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_unsigned_to_nat(0u);
+x_7 = lean_nat_dec_eq(x_5, x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; uint8_t x_16; 
+x_8 = lean_unsigned_to_nat(1u);
+x_9 = lean_nat_sub(x_5, x_8);
+lean_dec(x_5);
+x_10 = lean_nat_sub(x_4, x_9);
+x_11 = lean_nat_sub(x_10, x_8);
+lean_dec(x_10);
+x_12 = l_Lean_Expr_Inhabited;
+x_13 = lean_array_get(x_12, x_3, x_11);
+lean_inc(x_2);
+x_14 = l_Lean_LocalContext_getFVar_x21(x_2, x_13);
+x_15 = l_Lean_LocalDecl_binderInfo(x_14);
+x_16 = l_Lean_BinderInfo_isAuxDecl(x_15);
+if (x_16 == 0)
+{
+lean_object* x_17; 
+lean_dec(x_14);
+lean_inc(x_11);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(x_1, x_2, x_3, x_13, x_11, x_11);
+lean_dec(x_11);
+lean_dec(x_13);
+if (lean_obj_tag(x_17) == 0)
+{
+uint8_t x_18; 
+lean_dec(x_9);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_18 = !lean_is_exclusive(x_17);
+if (x_18 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; 
+x_19 = lean_ctor_get(x_17, 0);
+lean_inc(x_19);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+return x_20;
+}
+}
+else
+{
+lean_dec(x_17);
+x_5 = x_9;
+goto _start;
+}
+}
+else
+{
+lean_object* x_22; lean_object* x_23; 
+lean_dec(x_13);
+lean_dec(x_11);
+lean_dec(x_9);
+x_22 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_22, 0, x_1);
+lean_ctor_set(x_22, 1, x_2);
+lean_ctor_set(x_22, 2, x_3);
+lean_ctor_set(x_22, 3, x_14);
+x_23 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_23, 0, x_22);
+return x_23;
+}
+}
+else
+{
+lean_object* x_24; 
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_24 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
+return x_24;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4) {
+_start:
+{
+lean_object* x_5; lean_object* x_6; uint8_t x_7; 
+x_5 = lean_array_get_size(x_3);
+x_6 = lean_unsigned_to_nat(0u);
+x_7 = lean_nat_dec_eq(x_5, x_6);
+if (x_7 == 0)
+{
+uint8_t x_8; 
+if (x_4 == 0)
+{
+uint8_t x_22; 
+x_22 = 0;
+x_8 = x_22;
+goto block_21;
+}
+else
+{
+uint8_t x_23; 
+x_23 = 1;
+x_8 = x_23;
+goto block_21;
+}
+block_21:
+{
+lean_object* x_9; 
+if (x_8 == 0)
+{
+lean_object* x_16; 
+x_16 = lean_mk_empty_array_with_capacity(x_5);
+x_9 = x_16;
+goto block_15;
+}
+else
+{
+lean_object* x_17; 
+lean_inc(x_5);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(x_1, x_2, x_3, x_5, x_5);
+if (lean_obj_tag(x_17) == 0)
+{
+uint8_t x_18; 
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_18 = !lean_is_exclusive(x_17);
+if (x_18 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; 
+x_19 = lean_ctor_get(x_17, 0);
+lean_inc(x_19);
+lean_dec(x_17);
+x_20 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+return x_20;
+}
+}
+else
+{
+lean_dec(x_17);
+lean_inc(x_3);
+x_9 = x_3;
+goto block_15;
+}
+}
+block_15:
+{
+if (x_8 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+lean_inc(x_2);
+x_10 = l___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx(x_2, x_3);
+lean_inc(x_10);
+lean_inc(x_2);
+x_11 = l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(x_1, x_2, x_3, x_4, x_5, x_10, x_2, x_9, x_10);
+lean_dec(x_10);
+lean_dec(x_2);
+return x_11;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(x_3);
+lean_inc(x_2);
+x_13 = l_Lean_LocalContext_getFVar_x21(x_2, x_12);
+lean_dec(x_12);
+lean_inc(x_13);
+lean_inc(x_2);
+x_14 = l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(x_1, x_2, x_3, x_4, x_5, x_13, x_2, x_9, x_13);
+lean_dec(x_13);
+lean_dec(x_2);
+return x_14;
+}
+}
+}
+}
+else
+{
+lean_object* x_24; 
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_24 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_24, 0, x_3);
+return x_24;
+}
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -22979,11 +30403,11 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23005,6 +30429,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23018,22 +30453,31 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5___boxed(lean_object* x_1, lean_object* x_2) {
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(x_1, x_2);
+x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2);
 lean_dec(x_2);
 lean_dec(x_1);
 x_4 = lean_box(x_3);
 return x_4;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23042,26 +30486,6 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23075,6 +30499,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23088,22 +30523,31 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11___boxed(lean_object* x_1, lean_object* x_2) {
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(x_1, x_2);
+x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2);
 lean_dec(x_2);
 lean_dec(x_1);
 x_4 = lean_box(x_3);
 return x_4;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23112,26 +30556,6 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23145,6 +30569,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23158,22 +30593,31 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
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 lean_dec(x_2);
 lean_dec(x_1);
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 return x_4;
 }
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+_start:
+{
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+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23182,26 +30626,6 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
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-}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23215,6 +30639,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23228,22 +30663,31 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23___boxed(lean_object* x_1, lean_object* x_2) {
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 lean_dec(x_2);
 lean_dec(x_1);
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 }
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-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
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+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
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+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23252,26 +30696,6 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
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-lean_dec(x_1);
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-}
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-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
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 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23285,6 +30709,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23298,22 +30733,31 @@ x_7 = lean_box(x_6);
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 lean_dec(x_2);
 lean_dec(x_1);
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+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
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 _start:
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 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -23322,26 +30766,6 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
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-_start:
-{
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-_start:
-{
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 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23355,6 +30779,17 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34___boxed(lean_object* x_1, lean_object* x_2) {
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+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
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 lean_dec(x_2);
 lean_dec(x_1);
 x_4 = lean_box(x_3);
 return x_4;
 }
 }
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23392,34 +30836,17 @@ x_7 = lean_box(x_6);
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-{
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-_start:
-{
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+uint8_t x_6; lean_object* x_7; 
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 lean_dec(x_3);
 lean_dec(x_2);
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+lean_dec(x_1);
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+return x_7;
 }
 }
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
@@ -23432,15 +30859,6 @@ lean_dec(x_2);
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 }
 }
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-_start:
-{
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 _start:
 {
@@ -23451,6 +30869,15 @@ lean_dec(x_2);
 return x_6;
 }
 }
+lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
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+lean_dec(x_2);
+return x_4;
+}
+}
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 _start:
 {
@@ -23461,7 +30888,17 @@ lean_dec(x_2);
 return x_6;
 }
 }
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+_start:
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+lean_dec(x_3);
+lean_dec(x_2);
+return x_6;
+}
+}
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 _start:
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 size_t x_6; size_t x_7; lean_object* x_8; 
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 lean_dec(x_4);
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 }
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-_start:
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-lean_dec(x_1);
-return x_6;
-}
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 _start:
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 return x_6;
 }
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+}
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+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
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+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
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+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
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+x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
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 lean_object* x_7; 
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+lean_dec(x_5);
 lean_dec(x_4);
 return x_7;
 }
 }
-lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
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 _start:
 {
-lean_object* x_8; 
-x_8 = l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
-lean_dec(x_7);
-lean_dec(x_5);
-return x_8;
+lean_object* x_6; 
+x_6 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_4);
+lean_dec(x_4);
+x_6 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_1, x_2, x_3, x_5);
+return x_6;
 }
 }
 lean_object* l___private_Init_Data_Array_Basic_3__iterateRevMAux___main___at___private_Init_Lean_MetavarContext_11__reduceLocalContext___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
@@ -23579,152 +31479,163 @@ lean_dec(x_2);
 return x_3;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_12__visit(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l___private_Init_Lean_MetavarContext_12__visit(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_4; 
-x_4 = l_Lean_Expr_hasMVar(x_2);
-if (x_4 == 0)
+uint8_t x_5; 
+x_5 = l_Lean_Expr_hasMVar(x_2);
+if (x_5 == 0)
 {
-lean_object* x_5; 
+lean_object* x_6; 
 lean_dec(x_1);
-x_5 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_5, 0, x_2);
-lean_ctor_set(x_5, 1, x_3);
-return x_5;
+x_6 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_6, 0, x_2);
+lean_ctor_set(x_6, 1, x_4);
+return x_6;
 }
 else
 {
-lean_object* x_6; lean_object* x_7; 
-x_6 = lean_ctor_get(x_3, 2);
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-x_7 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_6, x_2);
-lean_dec(x_6);
-if (lean_obj_tag(x_7) == 0)
-{
-lean_object* x_8; 
-lean_inc(x_2);
-x_8 = lean_apply_2(x_1, x_2, x_3);
+lean_object* x_7; lean_object* x_8; 
+x_7 = lean_ctor_get(x_4, 2);
+lean_inc(x_7);
+x_8 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_7, x_2);
+lean_dec(x_7);
 if (lean_obj_tag(x_8) == 0)
 {
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-x_9 = !lean_is_exclusive(x_8);
-if (x_9 == 0)
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_box(x_3);
+lean_inc(x_2);
+x_10 = lean_apply_3(x_1, x_2, x_9, x_4);
+if (lean_obj_tag(x_10) == 0)
 {
-lean_object* x_10; uint8_t x_11; 
-x_10 = lean_ctor_get(x_8, 1);
+uint8_t x_11; 
 x_11 = !lean_is_exclusive(x_10);
 if (x_11 == 0)
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-x_13 = lean_ctor_get(x_10, 2);
-lean_inc(x_12);
-x_14 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_13, x_2, x_12);
-lean_ctor_set(x_10, 2, x_14);
-return x_8;
+lean_object* x_12; uint8_t x_13; 
+x_12 = lean_ctor_get(x_10, 1);
+x_13 = !lean_is_exclusive(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_14 = lean_ctor_get(x_10, 0);
+x_15 = lean_ctor_get(x_12, 2);
+lean_inc(x_14);
+x_16 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_15, x_2, x_14);
+lean_ctor_set(x_12, 2, x_16);
+return x_10;
 }
 else
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_15 = lean_ctor_get(x_8, 0);
-x_16 = lean_ctor_get(x_10, 0);
-x_17 = lean_ctor_get(x_10, 1);
-x_18 = lean_ctor_get(x_10, 2);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_17 = lean_ctor_get(x_10, 0);
+x_18 = lean_ctor_get(x_12, 0);
+x_19 = lean_ctor_get(x_12, 1);
+x_20 = lean_ctor_get(x_12, 2);
+lean_inc(x_20);
+lean_inc(x_19);
 lean_inc(x_18);
+lean_dec(x_12);
 lean_inc(x_17);
-lean_inc(x_16);
-lean_dec(x_10);
-lean_inc(x_15);
-x_19 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_18, x_2, x_15);
-x_20 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_20, 0, x_16);
-lean_ctor_set(x_20, 1, x_17);
-lean_ctor_set(x_20, 2, x_19);
-lean_ctor_set(x_8, 1, x_20);
-return x_8;
+x_21 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_20, x_2, x_17);
+x_22 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_22, 0, x_18);
+lean_ctor_set(x_22, 1, x_19);
+lean_ctor_set(x_22, 2, x_21);
+lean_ctor_set(x_10, 1, x_22);
+return x_10;
 }
 }
 else
 {
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
-x_21 = lean_ctor_get(x_8, 1);
-x_22 = lean_ctor_get(x_8, 0);
-lean_inc(x_21);
-lean_inc(x_22);
-lean_dec(x_8);
-x_23 = lean_ctor_get(x_21, 0);
+lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+x_23 = lean_ctor_get(x_10, 1);
+x_24 = lean_ctor_get(x_10, 0);
 lean_inc(x_23);
-x_24 = lean_ctor_get(x_21, 1);
 lean_inc(x_24);
-x_25 = lean_ctor_get(x_21, 2);
+lean_dec(x_10);
+x_25 = lean_ctor_get(x_23, 0);
 lean_inc(x_25);
-if (lean_is_exclusive(x_21)) {
- lean_ctor_release(x_21, 0);
- lean_ctor_release(x_21, 1);
- lean_ctor_release(x_21, 2);
- x_26 = x_21;
+x_26 = lean_ctor_get(x_23, 1);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_23, 2);
+lean_inc(x_27);
+if (lean_is_exclusive(x_23)) {
+ lean_ctor_release(x_23, 0);
+ lean_ctor_release(x_23, 1);
+ lean_ctor_release(x_23, 2);
+ x_28 = x_23;
 } else {
- lean_dec_ref(x_21);
- x_26 = lean_box(0);
+ lean_dec_ref(x_23);
+ x_28 = lean_box(0);
 }
-lean_inc(x_22);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_25, x_2, x_22);
-if (lean_is_scalar(x_26)) {
- x_28 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_24);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_27, x_2, x_24);
+if (lean_is_scalar(x_28)) {
+ x_30 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_28 = x_26;
+ x_30 = x_28;
 }
-lean_ctor_set(x_28, 0, x_23);
-lean_ctor_set(x_28, 1, x_24);
-lean_ctor_set(x_28, 2, x_27);
-x_29 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_29, 0, x_22);
-lean_ctor_set(x_29, 1, x_28);
-return x_29;
+lean_ctor_set(x_30, 0, x_25);
+lean_ctor_set(x_30, 1, x_26);
+lean_ctor_set(x_30, 2, x_29);
+x_31 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_31, 0, x_24);
+lean_ctor_set(x_31, 1, x_30);
+return x_31;
 }
 }
 else
 {
-uint8_t x_30; 
+uint8_t x_32; 
 lean_dec(x_2);
-x_30 = !lean_is_exclusive(x_8);
-if (x_30 == 0)
+x_32 = !lean_is_exclusive(x_10);
+if (x_32 == 0)
 {
-return x_8;
+return x_10;
 }
 else
 {
-lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_31 = lean_ctor_get(x_8, 0);
-x_32 = lean_ctor_get(x_8, 1);
-lean_inc(x_32);
-lean_inc(x_31);
-lean_dec(x_8);
-x_33 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_33, 0, x_31);
-lean_ctor_set(x_33, 1, x_32);
-return x_33;
-}
-}
-}
-else
-{
-lean_object* x_34; lean_object* x_35; 
-lean_dec(x_2);
-lean_dec(x_1);
-x_34 = lean_ctor_get(x_7, 0);
+lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_33 = lean_ctor_get(x_10, 0);
+x_34 = lean_ctor_get(x_10, 1);
 lean_inc(x_34);
-lean_dec(x_7);
-x_35 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_35, 0, x_34);
-lean_ctor_set(x_35, 1, x_3);
+lean_inc(x_33);
+lean_dec(x_10);
+x_35 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
 return x_35;
 }
 }
 }
+else
+{
+lean_object* x_36; lean_object* x_37; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_36 = lean_ctor_get(x_8, 0);
+lean_inc(x_36);
+lean_dec(x_8);
+x_37 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_37, 0, x_36);
+lean_ctor_set(x_37, 1, x_4);
+return x_37;
 }
-lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx(lean_object* x_1) {
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_12__visit___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_3);
+lean_dec(x_3);
+x_6 = l___private_Init_Lean_MetavarContext_12__visit(x_1, x_2, x_5, x_4);
+return x_6;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
@@ -23736,6 +31647,24 @@ lean_ctor_set(x_3, 1, x_1);
 return x_3;
 }
 }
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx(uint8_t x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_13__getMCtx___rarg), 1, 0);
+return x_2;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___boxed(lean_object* x_1) {
+_start:
+{
+uint8_t x_2; lean_object* x_3; 
+x_2 = lean_unbox(x_1);
+lean_dec(x_1);
+x_3 = l___private_Init_Lean_MetavarContext_13__getMCtx(x_2);
+return x_3;
+}
+}
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_14__getInScope___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -23806,195 +31735,197 @@ lean_dec(x_2);
 return x_3;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(lean_object* x_1, lean_object* x_2) {
+lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(lean_object* x_1, uint8_t x_2, lean_object* x_3) {
 _start:
 {
-uint8_t x_3; 
-x_3 = !lean_is_exclusive(x_2);
-if (x_3 == 0)
+uint8_t x_4; 
+x_4 = !lean_is_exclusive(x_3);
+if (x_4 == 0)
 {
-lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_4 = lean_ctor_get(x_2, 2);
-x_5 = l_HashMap_Inhabited___closed__1;
-lean_ctor_set(x_2, 2, x_5);
-x_6 = lean_apply_1(x_1, x_2);
-if (lean_obj_tag(x_6) == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+x_5 = lean_ctor_get(x_3, 2);
+x_6 = l_HashMap_Inhabited___closed__1;
+lean_ctor_set(x_3, 2, x_6);
+x_7 = lean_box(x_2);
+x_8 = lean_apply_2(x_1, x_7, x_3);
+if (lean_obj_tag(x_8) == 0)
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_6);
-if (x_7 == 0)
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_ctor_get(x_6, 1);
+uint8_t x_9; 
 x_9 = !lean_is_exclusive(x_8);
 if (x_9 == 0)
 {
-lean_object* x_10; 
-x_10 = lean_ctor_get(x_8, 2);
-lean_dec(x_10);
-lean_ctor_set(x_8, 2, x_4);
-return x_6;
+lean_object* x_10; uint8_t x_11; 
+x_10 = lean_ctor_get(x_8, 1);
+x_11 = !lean_is_exclusive(x_10);
+if (x_11 == 0)
+{
+lean_object* x_12; 
+x_12 = lean_ctor_get(x_10, 2);
+lean_dec(x_12);
+lean_ctor_set(x_10, 2, x_5);
+return x_8;
 }
 else
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_11 = lean_ctor_get(x_8, 0);
-x_12 = lean_ctor_get(x_8, 1);
-lean_inc(x_12);
-lean_inc(x_11);
-lean_dec(x_8);
-x_13 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_13, 0, x_11);
-lean_ctor_set(x_13, 1, x_12);
-lean_ctor_set(x_13, 2, x_4);
-lean_ctor_set(x_6, 1, x_13);
-return x_6;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_14 = lean_ctor_get(x_6, 1);
-x_15 = lean_ctor_get(x_6, 0);
+lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_13 = lean_ctor_get(x_10, 0);
+x_14 = lean_ctor_get(x_10, 1);
 lean_inc(x_14);
-lean_inc(x_15);
-lean_dec(x_6);
-x_16 = lean_ctor_get(x_14, 0);
+lean_inc(x_13);
+lean_dec(x_10);
+x_15 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_15, 0, x_13);
+lean_ctor_set(x_15, 1, x_14);
+lean_ctor_set(x_15, 2, x_5);
+lean_ctor_set(x_8, 1, x_15);
+return x_8;
+}
+}
+else
+{
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_16 = lean_ctor_get(x_8, 1);
+x_17 = lean_ctor_get(x_8, 0);
 lean_inc(x_16);
-x_17 = lean_ctor_get(x_14, 1);
 lean_inc(x_17);
-if (lean_is_exclusive(x_14)) {
- lean_ctor_release(x_14, 0);
- lean_ctor_release(x_14, 1);
- lean_ctor_release(x_14, 2);
- x_18 = x_14;
+lean_dec(x_8);
+x_18 = lean_ctor_get(x_16, 0);
+lean_inc(x_18);
+x_19 = lean_ctor_get(x_16, 1);
+lean_inc(x_19);
+if (lean_is_exclusive(x_16)) {
+ lean_ctor_release(x_16, 0);
+ lean_ctor_release(x_16, 1);
+ lean_ctor_release(x_16, 2);
+ x_20 = x_16;
 } else {
- lean_dec_ref(x_14);
- x_18 = lean_box(0);
+ lean_dec_ref(x_16);
+ x_20 = lean_box(0);
 }
-if (lean_is_scalar(x_18)) {
- x_19 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_20)) {
+ x_21 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_19 = x_18;
+ x_21 = x_20;
 }
-lean_ctor_set(x_19, 0, x_16);
-lean_ctor_set(x_19, 1, x_17);
-lean_ctor_set(x_19, 2, x_4);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_15);
-lean_ctor_set(x_20, 1, x_19);
-return x_20;
+lean_ctor_set(x_21, 0, x_18);
+lean_ctor_set(x_21, 1, x_19);
+lean_ctor_set(x_21, 2, x_5);
+x_22 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_22, 0, x_17);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
 }
 }
 else
 {
-uint8_t x_21; 
-lean_dec(x_4);
-x_21 = !lean_is_exclusive(x_6);
-if (x_21 == 0)
+uint8_t x_23; 
+lean_dec(x_5);
+x_23 = !lean_is_exclusive(x_8);
+if (x_23 == 0)
 {
-return x_6;
+return x_8;
 }
 else
 {
-lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_22 = lean_ctor_get(x_6, 0);
-x_23 = lean_ctor_get(x_6, 1);
-lean_inc(x_23);
-lean_inc(x_22);
-lean_dec(x_6);
-x_24 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_25 = lean_ctor_get(x_2, 0);
-x_26 = lean_ctor_get(x_2, 1);
-x_27 = lean_ctor_get(x_2, 2);
-lean_inc(x_27);
-lean_inc(x_26);
+lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+x_24 = lean_ctor_get(x_8, 0);
+x_25 = lean_ctor_get(x_8, 1);
 lean_inc(x_25);
-lean_dec(x_2);
-x_28 = l_HashMap_Inhabited___closed__1;
-x_29 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_29, 0, x_25);
-lean_ctor_set(x_29, 1, x_26);
-lean_ctor_set(x_29, 2, x_28);
-x_30 = lean_apply_1(x_1, x_29);
-if (lean_obj_tag(x_30) == 0)
-{
-lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_31 = lean_ctor_get(x_30, 1);
-lean_inc(x_31);
-x_32 = lean_ctor_get(x_30, 0);
-lean_inc(x_32);
-if (lean_is_exclusive(x_30)) {
- lean_ctor_release(x_30, 0);
- lean_ctor_release(x_30, 1);
- x_33 = x_30;
-} else {
- lean_dec_ref(x_30);
- x_33 = lean_box(0);
+lean_inc(x_24);
+lean_dec(x_8);
+x_26 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_26, 0, x_24);
+lean_ctor_set(x_26, 1, x_25);
+return x_26;
 }
-x_34 = lean_ctor_get(x_31, 0);
+}
+}
+else
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_27 = lean_ctor_get(x_3, 0);
+x_28 = lean_ctor_get(x_3, 1);
+x_29 = lean_ctor_get(x_3, 2);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_inc(x_27);
+lean_dec(x_3);
+x_30 = l_HashMap_Inhabited___closed__1;
+x_31 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_31, 0, x_27);
+lean_ctor_set(x_31, 1, x_28);
+lean_ctor_set(x_31, 2, x_30);
+x_32 = lean_box(x_2);
+x_33 = lean_apply_2(x_1, x_32, x_31);
+if (lean_obj_tag(x_33) == 0)
+{
+lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
+x_34 = lean_ctor_get(x_33, 1);
 lean_inc(x_34);
-x_35 = lean_ctor_get(x_31, 1);
+x_35 = lean_ctor_get(x_33, 0);
 lean_inc(x_35);
-if (lean_is_exclusive(x_31)) {
- lean_ctor_release(x_31, 0);
- lean_ctor_release(x_31, 1);
- lean_ctor_release(x_31, 2);
- x_36 = x_31;
+if (lean_is_exclusive(x_33)) {
+ lean_ctor_release(x_33, 0);
+ lean_ctor_release(x_33, 1);
+ x_36 = x_33;
 } else {
- lean_dec_ref(x_31);
+ lean_dec_ref(x_33);
  x_36 = lean_box(0);
 }
+x_37 = lean_ctor_get(x_34, 0);
+lean_inc(x_37);
+x_38 = lean_ctor_get(x_34, 1);
+lean_inc(x_38);
+if (lean_is_exclusive(x_34)) {
+ lean_ctor_release(x_34, 0);
+ lean_ctor_release(x_34, 1);
+ lean_ctor_release(x_34, 2);
+ x_39 = x_34;
+} else {
+ lean_dec_ref(x_34);
+ x_39 = lean_box(0);
+}
+if (lean_is_scalar(x_39)) {
+ x_40 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_40 = x_39;
+}
+lean_ctor_set(x_40, 0, x_37);
+lean_ctor_set(x_40, 1, x_38);
+lean_ctor_set(x_40, 2, x_29);
 if (lean_is_scalar(x_36)) {
- x_37 = lean_alloc_ctor(0, 3, 0);
+ x_41 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_37 = x_36;
+ x_41 = x_36;
 }
-lean_ctor_set(x_37, 0, x_34);
-lean_ctor_set(x_37, 1, x_35);
-lean_ctor_set(x_37, 2, x_27);
-if (lean_is_scalar(x_33)) {
- x_38 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_38 = x_33;
-}
-lean_ctor_set(x_38, 0, x_32);
-lean_ctor_set(x_38, 1, x_37);
-return x_38;
+lean_ctor_set(x_41, 0, x_35);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
 }
 else
 {
-lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
-lean_dec(x_27);
-x_39 = lean_ctor_get(x_30, 0);
-lean_inc(x_39);
-x_40 = lean_ctor_get(x_30, 1);
-lean_inc(x_40);
-if (lean_is_exclusive(x_30)) {
- lean_ctor_release(x_30, 0);
- lean_ctor_release(x_30, 1);
- x_41 = x_30;
+lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
+lean_dec(x_29);
+x_42 = lean_ctor_get(x_33, 0);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_33, 1);
+lean_inc(x_43);
+if (lean_is_exclusive(x_33)) {
+ lean_ctor_release(x_33, 0);
+ lean_ctor_release(x_33, 1);
+ x_44 = x_33;
 } else {
- lean_dec_ref(x_30);
- x_41 = lean_box(0);
+ lean_dec_ref(x_33);
+ x_44 = lean_box(0);
 }
-if (lean_is_scalar(x_41)) {
- x_42 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_44)) {
+ x_45 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_42 = x_41;
+ x_45 = x_44;
 }
-lean_ctor_set(x_42, 0, x_39);
-lean_ctor_set(x_42, 1, x_40);
-return x_42;
+lean_ctor_set(x_45, 0, x_42);
+lean_ctor_set(x_45, 1, x_43);
+return x_45;
 }
 }
 }
@@ -24003,264 +31934,251 @@ lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache(lean_object
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg), 2, 0);
+x_2 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg___boxed), 3, 0);
 return x_2;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-lean_object* x_6; 
-x_6 = lean_apply_2(x_1, x_4, x_5);
-if (lean_obj_tag(x_6) == 0)
-{
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_6);
-if (x_7 == 0)
-{
-lean_object* x_8; lean_object* x_9; 
-x_8 = lean_ctor_get(x_6, 0);
-x_9 = lean_expr_abstract_range(x_8, x_3, x_2);
-lean_dec(x_8);
-lean_ctor_set(x_6, 0, x_9);
-return x_6;
-}
-else
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_10 = lean_ctor_get(x_6, 0);
-x_11 = lean_ctor_get(x_6, 1);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_dec(x_6);
-x_12 = lean_expr_abstract_range(x_10, x_3, x_2);
-lean_dec(x_10);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_11);
-return x_13;
-}
-}
-else
-{
-uint8_t x_14; 
-x_14 = !lean_is_exclusive(x_6);
-if (x_14 == 0)
-{
-return x_6;
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; 
-x_15 = lean_ctor_get(x_6, 0);
-x_16 = lean_ctor_get(x_6, 1);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_dec(x_6);
-x_17 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_17, 0, x_15);
-lean_ctor_set(x_17, 1, x_16);
-return x_17;
-}
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-lean_object* x_6; 
-x_6 = l___private_Init_Lean_MetavarContext_16__abstractRangeAux(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_3);
+uint8_t x_4; lean_object* x_5; 
+x_4 = lean_unbox(x_2);
 lean_dec(x_2);
-return x_6;
+x_5 = l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(x_1, x_4, x_3);
+return x_5;
 }
 }
-lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_unsigned_to_nat(0u);
-x_9 = lean_nat_dec_eq(x_5, x_8);
+lean_object* x_7; lean_object* x_8; 
+x_7 = lean_box(x_5);
+x_8 = lean_apply_3(x_1, x_4, x_7, x_6);
+if (lean_obj_tag(x_8) == 0)
+{
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_8);
 if (x_9 == 0)
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_sub(x_5, x_10);
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_8, 0);
+x_11 = lean_expr_abstract_range(x_10, x_3, x_2);
+lean_dec(x_10);
+lean_ctor_set(x_8, 0, x_11);
+return x_8;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
+lean_inc(x_13);
+lean_inc(x_12);
+lean_dec(x_8);
+x_14 = lean_expr_abstract_range(x_12, x_3, x_2);
+lean_dec(x_12);
+x_15 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_13);
+return x_15;
+}
+}
+else
+{
+uint8_t x_16; 
+x_16 = !lean_is_exclusive(x_8);
+if (x_16 == 0)
+{
+return x_8;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_8, 0);
+x_18 = lean_ctor_get(x_8, 1);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_8);
+x_19 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_18);
+return x_19;
+}
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+uint8_t x_7; lean_object* x_8; 
+x_7 = lean_unbox(x_5);
 lean_dec(x_5);
-x_12 = l_Lean_Expr_Inhabited;
-x_13 = lean_array_get(x_12, x_3, x_11);
+x_8 = l___private_Init_Lean_MetavarContext_16__abstractRangeAux(x_1, x_2, x_3, x_4, x_7, x_6);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_8;
+}
+}
+lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, uint8_t x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; uint8_t x_10; 
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = lean_nat_dec_eq(x_5, x_9);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_11 = lean_unsigned_to_nat(1u);
+x_12 = lean_nat_sub(x_5, x_11);
+lean_dec(x_5);
+x_13 = l_Lean_Expr_Inhabited;
+x_14 = lean_array_get(x_13, x_3, x_12);
 lean_inc(x_2);
-x_14 = l_Lean_LocalContext_getFVar_x21(x_2, x_13);
-lean_dec(x_13);
-if (lean_obj_tag(x_14) == 0)
-{
-lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; 
-x_15 = lean_ctor_get(x_14, 2);
-lean_inc(x_15);
-x_16 = lean_ctor_get(x_14, 3);
-lean_inc(x_16);
-x_17 = lean_ctor_get_uint8(x_14, sizeof(void*)*4);
+x_15 = l_Lean_LocalContext_getFVar_x21(x_2, x_14);
 lean_dec(x_14);
-lean_inc(x_1);
-x_18 = lean_apply_2(x_1, x_16, x_7);
-if (lean_obj_tag(x_18) == 0)
+if (lean_obj_tag(x_15) == 0)
 {
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_ctor_get(x_18, 1);
-lean_inc(x_20);
-lean_dec(x_18);
-x_21 = lean_expr_abstract_range(x_19, x_11, x_3);
-lean_dec(x_19);
-x_22 = l_Lean_mkForall(x_15, x_17, x_21, x_6);
+lean_object* x_16; lean_object* x_17; uint8_t x_18; lean_object* x_19; lean_object* x_20; 
+x_16 = lean_ctor_get(x_15, 2);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_15, 3);
+lean_inc(x_17);
+x_18 = lean_ctor_get_uint8(x_15, sizeof(void*)*4);
 lean_dec(x_15);
-x_5 = x_11;
-x_6 = x_22;
-x_7 = x_20;
+x_19 = lean_box(x_7);
+lean_inc(x_1);
+x_20 = lean_apply_3(x_1, x_17, x_19, x_8);
+if (lean_obj_tag(x_20) == 0)
+{
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_21 = lean_ctor_get(x_20, 0);
+lean_inc(x_21);
+x_22 = lean_ctor_get(x_20, 1);
+lean_inc(x_22);
+lean_dec(x_20);
+x_23 = lean_expr_abstract_range(x_21, x_12, x_3);
+lean_dec(x_21);
+x_24 = l_Lean_mkForall(x_16, x_18, x_23, x_6);
+lean_dec(x_16);
+x_5 = x_12;
+x_6 = x_24;
+x_8 = x_22;
 goto _start;
 }
 else
 {
-uint8_t x_24; 
-lean_dec(x_15);
-lean_dec(x_11);
+uint8_t x_26; 
+lean_dec(x_16);
+lean_dec(x_12);
 lean_dec(x_6);
 lean_dec(x_2);
 lean_dec(x_1);
-x_24 = !lean_is_exclusive(x_18);
-if (x_24 == 0)
+x_26 = !lean_is_exclusive(x_20);
+if (x_26 == 0)
 {
-return x_18;
+return x_20;
 }
 else
 {
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_18, 0);
-x_26 = lean_ctor_get(x_18, 1);
-lean_inc(x_26);
-lean_inc(x_25);
-lean_dec(x_18);
-x_27 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_27, 0, x_25);
-lean_ctor_set(x_27, 1, x_26);
-return x_27;
-}
-}
-}
-else
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_28 = lean_ctor_get(x_14, 2);
+lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_27 = lean_ctor_get(x_20, 0);
+x_28 = lean_ctor_get(x_20, 1);
 lean_inc(x_28);
-x_29 = lean_ctor_get(x_14, 3);
-lean_inc(x_29);
-x_30 = lean_ctor_get(x_14, 4);
+lean_inc(x_27);
+lean_dec(x_20);
+x_29 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+return x_29;
+}
+}
+}
+else
+{
+lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_30 = lean_ctor_get(x_15, 2);
 lean_inc(x_30);
-lean_dec(x_14);
-lean_inc(x_1);
-x_31 = lean_apply_2(x_1, x_29, x_7);
-if (lean_obj_tag(x_31) == 0)
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_32 = lean_ctor_get(x_31, 0);
+x_31 = lean_ctor_get(x_15, 3);
+lean_inc(x_31);
+x_32 = lean_ctor_get(x_15, 4);
 lean_inc(x_32);
-x_33 = lean_ctor_get(x_31, 1);
-lean_inc(x_33);
-lean_dec(x_31);
-x_34 = lean_expr_abstract_range(x_32, x_11, x_3);
-lean_dec(x_32);
+lean_dec(x_15);
+x_33 = lean_box(x_7);
 lean_inc(x_1);
-x_35 = lean_apply_2(x_1, x_30, x_33);
-if (lean_obj_tag(x_35) == 0)
+x_34 = lean_apply_3(x_1, x_31, x_33, x_8);
+if (lean_obj_tag(x_34) == 0)
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; uint8_t x_39; lean_object* x_40; lean_object* x_41; 
-x_36 = lean_ctor_get(x_35, 0);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_ctor_get(x_34, 1);
 lean_inc(x_36);
-x_37 = lean_ctor_get(x_35, 1);
-lean_inc(x_37);
+lean_dec(x_34);
+x_37 = lean_expr_abstract_range(x_35, x_12, x_3);
 lean_dec(x_35);
-x_38 = lean_expr_abstract_range(x_36, x_11, x_3);
-lean_dec(x_36);
-x_39 = 0;
-lean_inc(x_34);
-x_40 = l_Lean_mkLet(x_28, x_34, x_38, x_6, x_39);
-x_41 = lean_box(x_4);
-if (lean_obj_tag(x_41) == 2)
+x_38 = lean_box(x_7);
+lean_inc(x_1);
+x_39 = lean_apply_3(x_1, x_32, x_38, x_36);
+if (lean_obj_tag(x_39) == 0)
 {
-lean_object* x_42; uint8_t x_43; lean_object* x_44; 
-x_42 = lean_expr_lift_loose_bvars(x_40, x_8, x_10);
+lean_object* x_40; lean_object* x_41; lean_object* x_42; uint8_t x_43; lean_object* x_44; lean_object* x_45; 
+x_40 = lean_ctor_get(x_39, 0);
+lean_inc(x_40);
+x_41 = lean_ctor_get(x_39, 1);
+lean_inc(x_41);
+lean_dec(x_39);
+x_42 = lean_expr_abstract_range(x_40, x_12, x_3);
 lean_dec(x_40);
 x_43 = 0;
-x_44 = l_Lean_mkForall(x_28, x_43, x_34, x_42);
-lean_dec(x_28);
-x_5 = x_11;
+lean_inc(x_37);
+x_44 = l_Lean_mkLet(x_30, x_37, x_42, x_6, x_43);
+x_45 = lean_box(x_4);
+if (lean_obj_tag(x_45) == 2)
+{
+lean_object* x_46; uint8_t x_47; lean_object* x_48; 
+x_46 = lean_expr_lift_loose_bvars(x_44, x_9, x_11);
+lean_dec(x_44);
+x_47 = 0;
+x_48 = l_Lean_mkForall(x_30, x_47, x_37, x_46);
+lean_dec(x_30);
+x_5 = x_12;
+x_6 = x_48;
+x_8 = x_41;
+goto _start;
+}
+else
+{
+lean_dec(x_45);
+lean_dec(x_37);
+lean_dec(x_30);
+x_5 = x_12;
 x_6 = x_44;
-x_7 = x_37;
+x_8 = x_41;
 goto _start;
 }
-else
-{
-lean_dec(x_41);
-lean_dec(x_34);
-lean_dec(x_28);
-x_5 = x_11;
-x_6 = x_40;
-x_7 = x_37;
-goto _start;
-}
-}
-else
-{
-uint8_t x_47; 
-lean_dec(x_34);
-lean_dec(x_28);
-lean_dec(x_11);
-lean_dec(x_6);
-lean_dec(x_2);
-lean_dec(x_1);
-x_47 = !lean_is_exclusive(x_35);
-if (x_47 == 0)
-{
-return x_35;
-}
-else
-{
-lean_object* x_48; lean_object* x_49; lean_object* x_50; 
-x_48 = lean_ctor_get(x_35, 0);
-x_49 = lean_ctor_get(x_35, 1);
-lean_inc(x_49);
-lean_inc(x_48);
-lean_dec(x_35);
-x_50 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_50, 0, x_48);
-lean_ctor_set(x_50, 1, x_49);
-return x_50;
-}
-}
 }
 else
 {
 uint8_t x_51; 
+lean_dec(x_37);
 lean_dec(x_30);
-lean_dec(x_28);
-lean_dec(x_11);
+lean_dec(x_12);
 lean_dec(x_6);
 lean_dec(x_2);
 lean_dec(x_1);
-x_51 = !lean_is_exclusive(x_31);
+x_51 = !lean_is_exclusive(x_39);
 if (x_51 == 0)
 {
-return x_31;
+return x_39;
 }
 else
 {
 lean_object* x_52; lean_object* x_53; lean_object* x_54; 
-x_52 = lean_ctor_get(x_31, 0);
-x_53 = lean_ctor_get(x_31, 1);
+x_52 = lean_ctor_get(x_39, 0);
+x_53 = lean_ctor_get(x_39, 1);
 lean_inc(x_53);
 lean_inc(x_52);
-lean_dec(x_31);
+lean_dec(x_39);
 x_54 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_54, 0, x_52);
 lean_ctor_set(x_54, 1, x_53);
@@ -24268,87 +32186,121 @@ return x_54;
 }
 }
 }
+else
+{
+uint8_t x_55; 
+lean_dec(x_32);
+lean_dec(x_30);
+lean_dec(x_12);
+lean_dec(x_6);
+lean_dec(x_2);
+lean_dec(x_1);
+x_55 = !lean_is_exclusive(x_34);
+if (x_55 == 0)
+{
+return x_34;
 }
 else
 {
-lean_object* x_55; 
+lean_object* x_56; lean_object* x_57; lean_object* x_58; 
+x_56 = lean_ctor_get(x_34, 0);
+x_57 = lean_ctor_get(x_34, 1);
+lean_inc(x_57);
+lean_inc(x_56);
+lean_dec(x_34);
+x_58 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_58, 0, x_56);
+lean_ctor_set(x_58, 1, x_57);
+return x_58;
+}
+}
+}
+}
+else
+{
+lean_object* x_59; 
 lean_dec(x_5);
 lean_dec(x_2);
 lean_dec(x_1);
-x_55 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_55, 0, x_6);
-lean_ctor_set(x_55, 1, x_7);
-return x_55;
+x_59 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_59, 0, x_6);
+lean_ctor_set(x_59, 1, x_8);
+return x_59;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, uint8_t x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_7; lean_object* x_8; 
-x_7 = lean_array_get_size(x_3);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_array_get_size(x_3);
+x_9 = lean_box(x_6);
 lean_inc(x_1);
-x_8 = lean_apply_2(x_1, x_5, x_6);
-if (lean_obj_tag(x_8) == 0)
+x_10 = lean_apply_3(x_1, x_5, x_9, x_7);
+if (lean_obj_tag(x_10) == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-x_10 = lean_ctor_get(x_8, 1);
-lean_inc(x_10);
-lean_dec(x_8);
-x_11 = lean_expr_abstract_range(x_9, x_7, x_3);
-lean_dec(x_9);
-x_12 = l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(x_1, x_2, x_3, x_4, x_7, x_11, x_10);
-return x_12;
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 1);
+lean_inc(x_12);
+lean_dec(x_10);
+x_13 = lean_expr_abstract_range(x_11, x_8, x_3);
+lean_dec(x_11);
+x_14 = l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(x_1, x_2, x_3, x_4, x_8, x_13, x_6, x_12);
+return x_14;
 }
 else
 {
-uint8_t x_13; 
-lean_dec(x_7);
+uint8_t x_15; 
+lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_13 = !lean_is_exclusive(x_8);
-if (x_13 == 0)
+x_15 = !lean_is_exclusive(x_10);
+if (x_15 == 0)
 {
-return x_8;
+return x_10;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_8, 0);
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_8);
-x_16 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_16, 0, x_14);
-lean_ctor_set(x_16, 1, x_15);
-return x_16;
+lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_16 = lean_ctor_get(x_10, 0);
+x_17 = lean_ctor_get(x_10, 1);
+lean_inc(x_17);
+lean_inc(x_16);
+lean_dec(x_10);
+x_18 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_18, 0, x_16);
+lean_ctor_set(x_18, 1, x_17);
+return x_18;
 }
 }
 }
 }
-lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
-uint8_t x_8; lean_object* x_9; 
+uint8_t x_9; uint8_t x_10; lean_object* x_11; 
+x_9 = lean_unbox(x_4);
+lean_dec(x_4);
+x_10 = lean_unbox(x_7);
+lean_dec(x_7);
+x_11 = l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(x_1, x_2, x_3, x_9, x_5, x_6, x_10, x_8);
+lean_dec(x_3);
+return x_11;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+uint8_t x_8; uint8_t x_9; lean_object* x_10; 
 x_8 = lean_unbox(x_4);
 lean_dec(x_4);
-x_9 = l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(x_1, x_2, x_3, x_8, x_5, x_6, x_7);
+x_9 = lean_unbox(x_6);
+lean_dec(x_6);
+x_10 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_2, x_3, x_8, x_5, x_9, x_7);
 lean_dec(x_3);
-return x_9;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
-_start:
-{
-uint8_t x_7; lean_object* x_8; 
-x_7 = lean_unbox(x_4);
-lean_dec(x_4);
-x_8 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_2, x_3, x_7, x_5, x_6);
-lean_dec(x_3);
-return x_8;
+return x_10;
 }
 }
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
@@ -24446,124 +32398,126 @@ lean_dec(x_3);
 return x_6;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, uint8_t x_5, lean_object* x_6) {
 _start:
 {
-uint8_t x_6; 
-x_6 = !lean_is_exclusive(x_5);
-if (x_6 == 0)
+uint8_t x_7; 
+x_7 = !lean_is_exclusive(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; uint8_t x_8; 
-x_7 = lean_ctor_get(x_5, 1);
-x_8 = !lean_is_exclusive(x_7);
-if (x_8 == 0)
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_ctor_get(x_6, 1);
+x_9 = !lean_is_exclusive(x_8);
+if (x_9 == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
-x_9 = lean_ctor_get(x_5, 0);
-x_10 = lean_ctor_get(x_7, 0);
-x_11 = lean_ctor_get(x_7, 1);
-lean_inc(x_11);
-lean_inc(x_10);
-x_12 = lean_name_mk_numeral(x_10, x_11);
-x_13 = lean_box(0);
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_10 = lean_ctor_get(x_6, 0);
+x_11 = lean_ctor_get(x_8, 0);
+x_12 = lean_ctor_get(x_8, 1);
 lean_inc(x_12);
-x_14 = lean_metavar_ctx_mk_decl(x_9, x_12, x_13, x_1, x_2, x_3, x_4);
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_11, x_15);
-lean_dec(x_11);
-lean_ctor_set(x_7, 1, x_16);
-lean_ctor_set(x_5, 0, x_14);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_12);
-lean_ctor_set(x_17, 1, x_5);
-return x_17;
+lean_inc(x_11);
+x_13 = lean_name_mk_numeral(x_11, x_12);
+x_14 = lean_box(0);
+lean_inc(x_13);
+x_15 = lean_metavar_ctx_mk_decl(x_10, x_13, x_14, x_1, x_2, x_3, x_4);
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_12, x_16);
+lean_dec(x_12);
+lean_ctor_set(x_8, 1, x_17);
+lean_ctor_set(x_6, 0, x_15);
+x_18 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_18, 0, x_13);
+lean_ctor_set(x_18, 1, x_6);
+return x_18;
 }
 else
 {
-lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_18 = lean_ctor_get(x_5, 0);
-x_19 = lean_ctor_get(x_7, 0);
-x_20 = lean_ctor_get(x_7, 1);
-lean_inc(x_20);
-lean_inc(x_19);
-lean_dec(x_7);
-lean_inc(x_20);
-lean_inc(x_19);
-x_21 = lean_name_mk_numeral(x_19, x_20);
-x_22 = lean_box(0);
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_19 = lean_ctor_get(x_6, 0);
+x_20 = lean_ctor_get(x_8, 0);
+x_21 = lean_ctor_get(x_8, 1);
 lean_inc(x_21);
-x_23 = lean_metavar_ctx_mk_decl(x_18, x_21, x_22, x_1, x_2, x_3, x_4);
-x_24 = lean_unsigned_to_nat(1u);
-x_25 = lean_nat_add(x_20, x_24);
-lean_dec(x_20);
-x_26 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_26, 0, x_19);
-lean_ctor_set(x_26, 1, x_25);
-lean_ctor_set(x_5, 1, x_26);
-lean_ctor_set(x_5, 0, x_23);
+lean_inc(x_20);
+lean_dec(x_8);
+lean_inc(x_21);
+lean_inc(x_20);
+x_22 = lean_name_mk_numeral(x_20, x_21);
+x_23 = lean_box(0);
+lean_inc(x_22);
+x_24 = lean_metavar_ctx_mk_decl(x_19, x_22, x_23, x_1, x_2, x_3, x_4);
+x_25 = lean_unsigned_to_nat(1u);
+x_26 = lean_nat_add(x_21, x_25);
+lean_dec(x_21);
 x_27 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_27, 0, x_21);
-lean_ctor_set(x_27, 1, x_5);
-return x_27;
+lean_ctor_set(x_27, 0, x_20);
+lean_ctor_set(x_27, 1, x_26);
+lean_ctor_set(x_6, 1, x_27);
+lean_ctor_set(x_6, 0, x_24);
+x_28 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_28, 0, x_22);
+lean_ctor_set(x_28, 1, x_6);
+return x_28;
 }
 }
 else
 {
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_28 = lean_ctor_get(x_5, 1);
-x_29 = lean_ctor_get(x_5, 0);
-x_30 = lean_ctor_get(x_5, 2);
-lean_inc(x_30);
-lean_inc(x_28);
+lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+x_29 = lean_ctor_get(x_6, 1);
+x_30 = lean_ctor_get(x_6, 0);
+x_31 = lean_ctor_get(x_6, 2);
+lean_inc(x_31);
 lean_inc(x_29);
-lean_dec(x_5);
-x_31 = lean_ctor_get(x_28, 0);
-lean_inc(x_31);
-x_32 = lean_ctor_get(x_28, 1);
+lean_inc(x_30);
+lean_dec(x_6);
+x_32 = lean_ctor_get(x_29, 0);
 lean_inc(x_32);
-if (lean_is_exclusive(x_28)) {
- lean_ctor_release(x_28, 0);
- lean_ctor_release(x_28, 1);
- x_33 = x_28;
+x_33 = lean_ctor_get(x_29, 1);
+lean_inc(x_33);
+if (lean_is_exclusive(x_29)) {
+ lean_ctor_release(x_29, 0);
+ lean_ctor_release(x_29, 1);
+ x_34 = x_29;
 } else {
- lean_dec_ref(x_28);
- x_33 = lean_box(0);
+ lean_dec_ref(x_29);
+ x_34 = lean_box(0);
 }
+lean_inc(x_33);
 lean_inc(x_32);
-lean_inc(x_31);
-x_34 = lean_name_mk_numeral(x_31, x_32);
-x_35 = lean_box(0);
-lean_inc(x_34);
-x_36 = lean_metavar_ctx_mk_decl(x_29, x_34, x_35, x_1, x_2, x_3, x_4);
-x_37 = lean_unsigned_to_nat(1u);
-x_38 = lean_nat_add(x_32, x_37);
-lean_dec(x_32);
-if (lean_is_scalar(x_33)) {
- x_39 = lean_alloc_ctor(0, 2, 0);
+x_35 = lean_name_mk_numeral(x_32, x_33);
+x_36 = lean_box(0);
+lean_inc(x_35);
+x_37 = lean_metavar_ctx_mk_decl(x_30, x_35, x_36, x_1, x_2, x_3, x_4);
+x_38 = lean_unsigned_to_nat(1u);
+x_39 = lean_nat_add(x_33, x_38);
+lean_dec(x_33);
+if (lean_is_scalar(x_34)) {
+ x_40 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_39 = x_33;
+ x_40 = x_34;
 }
-lean_ctor_set(x_39, 0, x_31);
-lean_ctor_set(x_39, 1, x_38);
-x_40 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_40, 0, x_36);
+lean_ctor_set(x_40, 0, x_32);
 lean_ctor_set(x_40, 1, x_39);
-lean_ctor_set(x_40, 2, x_30);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_34);
+x_41 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_41, 0, x_37);
 lean_ctor_set(x_41, 1, x_40);
-return x_41;
+lean_ctor_set(x_41, 2, x_31);
+x_42 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_42, 0, x_35);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-uint8_t x_6; lean_object* x_7; 
-x_6 = lean_unbox(x_4);
+uint8_t x_7; uint8_t x_8; lean_object* x_9; 
+x_7 = lean_unbox(x_4);
 lean_dec(x_4);
-x_7 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_1, x_2, x_3, x_6, x_5);
-return x_7;
+x_8 = lean_unbox(x_5);
+lean_dec(x_5);
+x_9 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_1, x_2, x_3, x_7, x_8, x_6);
+return x_9;
 }
 }
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
@@ -26991,316 +34945,318 @@ x_5 = lean_box(x_4);
 return x_5;
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
@@ -27412,158 +35368,159 @@ goto _start;
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
@@ -27675,158 +35632,159 @@ goto _start;
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
@@ -27938,2209 +35896,2213 @@ goto _start;
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
 }
 }
 }
-lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = lean_array_get_size(x_3);
-x_6 = lean_nat_dec_lt(x_2, x_5);
-lean_dec(x_5);
-if (x_6 == 0)
+lean_object* x_6; uint8_t x_7; 
+x_6 = lean_array_get_size(x_3);
+x_7 = lean_nat_dec_lt(x_2, x_6);
+lean_dec(x_6);
+if (x_7 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Array_empty___closed__1;
-x_8 = x_3;
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
+x_8 = l_Array_empty___closed__1;
+x_9 = x_3;
+x_10 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_10, 0, x_9);
+lean_ctor_set(x_10, 1, x_5);
+return x_10;
 }
 else
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_10 = lean_array_fget(x_3, x_2);
-x_11 = lean_box(0);
-x_12 = x_11;
-x_13 = lean_array_fset(x_3, x_2, x_12);
-x_14 = l_Lean_Expr_hasMVar(x_10);
-if (x_14 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
+x_11 = lean_array_fget(x_3, x_2);
+x_12 = lean_box(0);
+x_13 = x_12;
+x_14 = lean_array_fset(x_3, x_2, x_13);
+x_15 = l_Lean_Expr_hasMVar(x_11);
+if (x_15 == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_2, x_15);
-lean_inc(x_10);
-x_17 = x_10;
-lean_dec(x_10);
-x_18 = lean_array_fset(x_13, x_2, x_17);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
+lean_inc(x_11);
+x_18 = x_11;
+lean_dec(x_11);
+x_19 = lean_array_fset(x_14, x_2, x_18);
 lean_dec(x_2);
-x_2 = x_16;
-x_3 = x_18;
+x_2 = x_17;
+x_3 = x_19;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_4, 2);
-lean_inc(x_20);
-x_21 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_20, x_10);
-lean_dec(x_20);
-if (lean_obj_tag(x_21) == 0)
-{
-lean_object* x_22; 
-lean_inc(x_1);
-lean_inc(x_10);
-x_22 = lean_apply_2(x_1, x_10, x_4);
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_5, 2);
+lean_inc(x_21);
+x_22 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_21, x_11);
+lean_dec(x_21);
 if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_23; lean_object* x_24; uint8_t x_25; 
-x_23 = lean_ctor_get(x_22, 1);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_22, 0);
-lean_inc(x_24);
-lean_dec(x_22);
-x_25 = !lean_is_exclusive(x_23);
-if (x_25 == 0)
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_box(x_4);
+lean_inc(x_1);
+lean_inc(x_11);
+x_24 = lean_apply_3(x_1, x_11, x_23, x_5);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_26 = lean_ctor_get(x_23, 2);
-lean_inc(x_24);
-lean_inc(x_10);
-x_27 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_26, x_10, x_24);
-lean_ctor_set(x_23, 2, x_27);
-x_28 = lean_unsigned_to_nat(1u);
-x_29 = lean_nat_add(x_2, x_28);
-x_30 = x_24;
-lean_dec(x_10);
-x_31 = lean_array_fset(x_13, x_2, x_30);
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_24, 0);
+lean_inc(x_26);
+lean_dec(x_24);
+x_27 = !lean_is_exclusive(x_25);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_28 = lean_ctor_get(x_25, 2);
+lean_inc(x_26);
+lean_inc(x_11);
+x_29 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_28, x_11, x_26);
+lean_ctor_set(x_25, 2, x_29);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_add(x_2, x_30);
+x_32 = x_26;
+lean_dec(x_11);
+x_33 = lean_array_fset(x_14, x_2, x_32);
 lean_dec(x_2);
-x_2 = x_29;
-x_3 = x_31;
-x_4 = x_23;
+x_2 = x_31;
+x_3 = x_33;
+x_5 = x_25;
 goto _start;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_33 = lean_ctor_get(x_23, 0);
-x_34 = lean_ctor_get(x_23, 1);
-x_35 = lean_ctor_get(x_23, 2);
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; 
+x_35 = lean_ctor_get(x_25, 0);
+x_36 = lean_ctor_get(x_25, 1);
+x_37 = lean_ctor_get(x_25, 2);
+lean_inc(x_37);
+lean_inc(x_36);
 lean_inc(x_35);
-lean_inc(x_34);
-lean_inc(x_33);
-lean_dec(x_23);
-lean_inc(x_24);
-lean_inc(x_10);
-x_36 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_35, x_10, x_24);
-x_37 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_37, 0, x_33);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_37, 2, x_36);
-x_38 = lean_unsigned_to_nat(1u);
-x_39 = lean_nat_add(x_2, x_38);
-x_40 = x_24;
-lean_dec(x_10);
-x_41 = lean_array_fset(x_13, x_2, x_40);
+lean_dec(x_25);
+lean_inc(x_26);
+lean_inc(x_11);
+x_38 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_37, x_11, x_26);
+x_39 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_39, 0, x_35);
+lean_ctor_set(x_39, 1, x_36);
+lean_ctor_set(x_39, 2, x_38);
+x_40 = lean_unsigned_to_nat(1u);
+x_41 = lean_nat_add(x_2, x_40);
+x_42 = x_26;
+lean_dec(x_11);
+x_43 = lean_array_fset(x_14, x_2, x_42);
 lean_dec(x_2);
-x_2 = x_39;
-x_3 = x_41;
-x_4 = x_37;
+x_2 = x_41;
+x_3 = x_43;
+x_5 = x_39;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
-lean_dec(x_13);
-lean_dec(x_10);
+uint8_t x_45; 
+lean_dec(x_14);
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_45 = !lean_is_exclusive(x_24);
+if (x_45 == 0)
 {
-return x_22;
+return x_24;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_22, 0);
-x_45 = lean_ctor_get(x_22, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_22);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_47 = lean_ctor_get(x_21, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_24, 0);
+x_47 = lean_ctor_get(x_24, 1);
 lean_inc(x_47);
-lean_dec(x_21);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_2, x_48);
-x_50 = x_47;
-lean_dec(x_10);
-x_51 = lean_array_fset(x_13, x_2, x_50);
+lean_inc(x_46);
+lean_dec(x_24);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_49 = lean_ctor_get(x_22, 0);
+lean_inc(x_49);
+lean_dec(x_22);
+x_50 = lean_unsigned_to_nat(1u);
+x_51 = lean_nat_add(x_2, x_50);
+x_52 = x_49;
+lean_dec(x_11);
+x_53 = lean_array_fset(x_14, x_2, x_52);
 lean_dec(x_2);
-x_2 = x_49;
-x_3 = x_51;
+x_2 = x_51;
+x_3 = x_53;
 goto _start;
 }
 }
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_6; 
+lean_object* x_7; 
 if (lean_obj_tag(x_3) == 2)
 {
-lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_43 = lean_ctor_get(x_3, 0);
-lean_inc(x_43);
-x_44 = lean_ctor_get(x_5, 0);
-lean_inc(x_44);
-lean_inc(x_43);
-lean_inc(x_44);
-x_45 = lean_metavar_ctx_get_expr_assignment(x_44, x_43);
-if (lean_obj_tag(x_45) == 0)
+lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_45 = lean_ctor_get(x_3, 0);
+lean_inc(x_45);
+x_46 = lean_ctor_get(x_6, 0);
+lean_inc(x_46);
+lean_inc(x_45);
+lean_inc(x_46);
+x_47 = lean_metavar_ctx_get_expr_assignment(x_46, x_45);
+if (lean_obj_tag(x_47) == 0)
 {
-lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; uint8_t x_51; 
-lean_inc(x_44);
-x_46 = l_Lean_MetavarContext_getDecl(x_44, x_43);
-x_47 = lean_ctor_get(x_46, 1);
-lean_inc(x_47);
-lean_inc(x_47);
-x_48 = l___private_Init_Lean_MetavarContext_14__getInScope(x_47, x_2);
-x_49 = lean_array_get_size(x_48);
-x_50 = lean_unsigned_to_nat(0u);
-x_51 = lean_nat_dec_eq(x_49, x_50);
-lean_dec(x_49);
-if (x_51 == 0)
-{
-uint8_t x_52; uint8_t x_53; uint8_t x_54; uint8_t x_55; 
-lean_inc(x_44);
-x_52 = l_Lean_MetavarContext_isExprAssignable(x_44, x_43);
-x_53 = lean_ctor_get_uint8(x_46, sizeof(void*)*5);
-x_54 = l_Lean_MetavarKind_isSyntheticOpaque(x_53);
-if (x_52 == 0)
-{
-uint8_t x_422; 
-x_422 = 2;
-x_55 = x_422;
-goto block_421;
-}
-else
-{
-x_55 = x_53;
-goto block_421;
-}
-block_421:
+lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_inc(x_46);
+x_48 = l_Lean_MetavarContext_getDecl(x_46, x_45);
+x_49 = lean_ctor_get(x_48, 1);
+lean_inc(x_49);
+lean_inc(x_49);
+x_50 = l___private_Init_Lean_MetavarContext_14__getInScope(x_49, x_2);
+x_51 = lean_array_get_size(x_50);
+x_52 = lean_unsigned_to_nat(0u);
+x_53 = lean_nat_dec_eq(x_51, x_52);
+lean_dec(x_51);
+if (x_53 == 0)
 {
+uint8_t x_54; uint8_t x_55; uint8_t x_56; uint8_t x_57; 
+lean_inc(x_46);
+x_54 = l_Lean_MetavarContext_isExprAssignable(x_46, x_45);
+x_55 = lean_ctor_get_uint8(x_48, sizeof(void*)*5);
+x_56 = l_Lean_MetavarKind_isSyntheticOpaque(x_55);
 if (x_54 == 0)
 {
-lean_object* x_56; 
+uint8_t x_424; 
+x_424 = 2;
+x_57 = x_424;
+goto block_423;
+}
+else
+{
+x_57 = x_55;
+goto block_423;
+}
+block_423:
+{
+if (x_56 == 0)
+{
+lean_object* x_58; 
 lean_inc(x_1);
-x_56 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(x_1, x_50, x_4, x_5);
-if (lean_obj_tag(x_56) == 0)
+x_58 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(x_1, x_52, x_4, x_5, x_6);
+if (lean_obj_tag(x_58) == 0)
 {
-uint8_t x_57; 
-x_57 = !lean_is_exclusive(x_56);
-if (x_57 == 0)
+uint8_t x_59; 
+x_59 = !lean_is_exclusive(x_58);
+if (x_59 == 0)
 {
-lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_58 = lean_ctor_get(x_56, 0);
-x_59 = lean_ctor_get(x_56, 1);
-lean_inc(x_47);
-x_60 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_60) == 0)
+lean_object* x_60; lean_object* x_61; lean_object* x_62; 
+x_60 = lean_ctor_get(x_58, 0);
+x_61 = lean_ctor_get(x_58, 1);
+lean_inc(x_49);
+x_62 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_62) == 0)
 {
-lean_object* x_61; 
-lean_dec(x_58);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
+lean_object* x_63; 
+lean_dec(x_60);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_61 = lean_ctor_get(x_60, 0);
-lean_inc(x_61);
-lean_dec(x_60);
-lean_ctor_set_tag(x_56, 1);
-lean_ctor_set(x_56, 0, x_61);
-return x_56;
+x_63 = lean_ctor_get(x_62, 0);
+lean_inc(x_63);
+lean_dec(x_62);
+lean_ctor_set_tag(x_58, 1);
+lean_ctor_set(x_58, 0, x_63);
+return x_58;
 }
 else
 {
-lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; 
-lean_free_object(x_56);
-x_62 = lean_ctor_get(x_60, 0);
-lean_inc(x_62);
-lean_dec(x_60);
-lean_inc(x_47);
-x_63 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_62);
-x_64 = lean_ctor_get(x_46, 4);
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; 
+lean_free_object(x_58);
+x_64 = lean_ctor_get(x_62, 0);
 lean_inc(x_64);
-x_65 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(x_62, x_64, x_50, x_50);
-x_66 = lean_ctor_get(x_46, 2);
+lean_dec(x_62);
+lean_inc(x_49);
+x_65 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_64);
+x_66 = lean_ctor_get(x_48, 4);
 lean_inc(x_66);
-lean_dec(x_46);
-lean_inc(x_47);
-x_67 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_62, x_55, x_66, x_59);
-if (lean_obj_tag(x_67) == 0)
-{
-lean_object* x_68; lean_object* x_69; lean_object* x_70; uint8_t x_71; 
-x_68 = lean_ctor_get(x_67, 0);
+x_67 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(x_64, x_66, x_52, x_52);
+x_68 = lean_ctor_get(x_48, 2);
 lean_inc(x_68);
-x_69 = lean_ctor_get(x_67, 1);
-lean_inc(x_69);
-lean_dec(x_67);
-x_70 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_63, x_65, x_68, x_55, x_69);
-x_71 = !lean_is_exclusive(x_70);
-if (x_71 == 0)
+lean_dec(x_48);
+lean_inc(x_49);
+x_69 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_64, x_57, x_68, x_5, x_61);
+if (lean_obj_tag(x_69) == 0)
 {
-lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_72 = lean_ctor_get(x_70, 0);
-x_73 = lean_ctor_get(x_70, 1);
-lean_inc(x_72);
-x_74 = l_Lean_mkMVar(x_72);
-lean_inc(x_47);
-x_75 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_62, x_55, x_62, x_50, x_74);
-x_76 = lean_box(x_55);
-if (lean_obj_tag(x_76) == 2)
+lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
+x_70 = lean_ctor_get(x_69, 0);
+lean_inc(x_70);
+x_71 = lean_ctor_get(x_69, 1);
+lean_inc(x_71);
+lean_dec(x_69);
+x_72 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_65, x_67, x_70, x_57, x_5, x_71);
+x_73 = !lean_is_exclusive(x_72);
+if (x_73 == 0)
 {
-uint8_t x_77; 
-lean_dec(x_43);
-x_77 = !lean_is_exclusive(x_73);
-if (x_77 == 0)
+lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+x_74 = lean_ctor_get(x_72, 0);
+x_75 = lean_ctor_get(x_72, 1);
+lean_inc(x_74);
+x_76 = l_Lean_mkMVar(x_74);
+lean_inc(x_49);
+x_77 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_64, x_57, x_64, x_52, x_76);
+x_78 = lean_box(x_57);
+if (lean_obj_tag(x_78) == 2)
 {
-lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
-x_78 = lean_ctor_get(x_73, 0);
-x_79 = l_Array_empty___closed__1;
-x_80 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_79, x_79, x_50, x_62);
-x_81 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_79, x_79, x_50, x_3);
-x_82 = lean_metavar_ctx_assign_delayed(x_78, x_72, x_47, x_80, x_81);
-lean_ctor_set(x_73, 0, x_82);
-x_83 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_75);
-lean_dec(x_58);
-lean_ctor_set(x_70, 0, x_83);
-return x_70;
+uint8_t x_79; 
+lean_dec(x_45);
+x_79 = !lean_is_exclusive(x_75);
+if (x_79 == 0)
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_80 = lean_ctor_get(x_75, 0);
+x_81 = l_Array_empty___closed__1;
+x_82 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_81, x_81, x_52, x_64);
+x_83 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_81, x_81, x_52, x_3);
+x_84 = lean_metavar_ctx_assign_delayed(x_80, x_74, x_49, x_82, x_83);
+lean_ctor_set(x_75, 0, x_84);
+x_85 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_77);
+lean_dec(x_60);
+lean_ctor_set(x_72, 0, x_85);
+return x_72;
 }
 else
 {
-lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; 
-x_84 = lean_ctor_get(x_73, 0);
-x_85 = lean_ctor_get(x_73, 1);
-x_86 = lean_ctor_get(x_73, 2);
+lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; 
+x_86 = lean_ctor_get(x_75, 0);
+x_87 = lean_ctor_get(x_75, 1);
+x_88 = lean_ctor_get(x_75, 2);
+lean_inc(x_88);
+lean_inc(x_87);
 lean_inc(x_86);
-lean_inc(x_85);
-lean_inc(x_84);
-lean_dec(x_73);
-x_87 = l_Array_empty___closed__1;
-x_88 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_87, x_87, x_50, x_62);
-x_89 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_87, x_87, x_50, x_3);
-x_90 = lean_metavar_ctx_assign_delayed(x_84, x_72, x_47, x_88, x_89);
-x_91 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_91, 0, x_90);
-lean_ctor_set(x_91, 1, x_85);
-lean_ctor_set(x_91, 2, x_86);
-x_92 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_75);
-lean_dec(x_58);
-lean_ctor_set(x_70, 1, x_91);
-lean_ctor_set(x_70, 0, x_92);
-return x_70;
+lean_dec(x_75);
+x_89 = l_Array_empty___closed__1;
+x_90 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_89, x_89, x_52, x_64);
+x_91 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_89, x_89, x_52, x_3);
+x_92 = lean_metavar_ctx_assign_delayed(x_86, x_74, x_49, x_90, x_91);
+x_93 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_93, 0, x_92);
+lean_ctor_set(x_93, 1, x_87);
+lean_ctor_set(x_93, 2, x_88);
+x_94 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_77);
+lean_dec(x_60);
+lean_ctor_set(x_72, 1, x_93);
+lean_ctor_set(x_72, 0, x_94);
+return x_72;
 }
 }
 else
 {
-uint8_t x_93; 
-lean_dec(x_76);
-lean_dec(x_72);
-lean_dec(x_62);
-lean_dec(x_47);
+uint8_t x_95; 
+lean_dec(x_78);
+lean_dec(x_74);
+lean_dec(x_64);
+lean_dec(x_49);
 lean_dec(x_3);
-x_93 = !lean_is_exclusive(x_73);
-if (x_93 == 0)
+x_95 = !lean_is_exclusive(x_75);
+if (x_95 == 0)
 {
-lean_object* x_94; lean_object* x_95; lean_object* x_96; 
-x_94 = lean_ctor_get(x_73, 0);
-lean_inc(x_75);
-x_95 = l_Lean_MetavarContext_assignExpr(x_94, x_43, x_75);
-lean_ctor_set(x_73, 0, x_95);
-x_96 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_75);
-lean_dec(x_58);
-lean_ctor_set(x_70, 0, x_96);
-return x_70;
+lean_object* x_96; lean_object* x_97; lean_object* x_98; 
+x_96 = lean_ctor_get(x_75, 0);
+lean_inc(x_77);
+x_97 = l_Lean_MetavarContext_assignExpr(x_96, x_45, x_77);
+lean_ctor_set(x_75, 0, x_97);
+x_98 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_77);
+lean_dec(x_60);
+lean_ctor_set(x_72, 0, x_98);
+return x_72;
 }
 else
 {
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; 
-x_97 = lean_ctor_get(x_73, 0);
-x_98 = lean_ctor_get(x_73, 1);
-x_99 = lean_ctor_get(x_73, 2);
+lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; 
+x_99 = lean_ctor_get(x_75, 0);
+x_100 = lean_ctor_get(x_75, 1);
+x_101 = lean_ctor_get(x_75, 2);
+lean_inc(x_101);
+lean_inc(x_100);
 lean_inc(x_99);
-lean_inc(x_98);
-lean_inc(x_97);
-lean_dec(x_73);
-lean_inc(x_75);
-x_100 = l_Lean_MetavarContext_assignExpr(x_97, x_43, x_75);
-x_101 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_101, 0, x_100);
-lean_ctor_set(x_101, 1, x_98);
-lean_ctor_set(x_101, 2, x_99);
-x_102 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_75);
-lean_dec(x_58);
-lean_ctor_set(x_70, 1, x_101);
-lean_ctor_set(x_70, 0, x_102);
-return x_70;
+lean_dec(x_75);
+lean_inc(x_77);
+x_102 = l_Lean_MetavarContext_assignExpr(x_99, x_45, x_77);
+x_103 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_103, 0, x_102);
+lean_ctor_set(x_103, 1, x_100);
+lean_ctor_set(x_103, 2, x_101);
+x_104 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_77);
+lean_dec(x_60);
+lean_ctor_set(x_72, 1, x_103);
+lean_ctor_set(x_72, 0, x_104);
+return x_72;
 }
 }
 }
 else
 {
-lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; 
-x_103 = lean_ctor_get(x_70, 0);
-x_104 = lean_ctor_get(x_70, 1);
-lean_inc(x_104);
-lean_inc(x_103);
-lean_dec(x_70);
-lean_inc(x_103);
-x_105 = l_Lean_mkMVar(x_103);
-lean_inc(x_47);
-x_106 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_62, x_55, x_62, x_50, x_105);
-x_107 = lean_box(x_55);
-if (lean_obj_tag(x_107) == 2)
-{
-lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; 
-lean_dec(x_43);
-x_108 = lean_ctor_get(x_104, 0);
-lean_inc(x_108);
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-x_110 = lean_ctor_get(x_104, 2);
-lean_inc(x_110);
-if (lean_is_exclusive(x_104)) {
- lean_ctor_release(x_104, 0);
- lean_ctor_release(x_104, 1);
- lean_ctor_release(x_104, 2);
- x_111 = x_104;
-} else {
- lean_dec_ref(x_104);
- x_111 = lean_box(0);
-}
-x_112 = l_Array_empty___closed__1;
-x_113 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_112, x_112, x_50, x_62);
-x_114 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_112, x_112, x_50, x_3);
-x_115 = lean_metavar_ctx_assign_delayed(x_108, x_103, x_47, x_113, x_114);
-if (lean_is_scalar(x_111)) {
- x_116 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_116 = x_111;
-}
-lean_ctor_set(x_116, 0, x_115);
-lean_ctor_set(x_116, 1, x_109);
-lean_ctor_set(x_116, 2, x_110);
-x_117 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_106);
-lean_dec(x_58);
-x_118 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_118, 0, x_117);
-lean_ctor_set(x_118, 1, x_116);
-return x_118;
-}
-else
-{
-lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; 
-lean_dec(x_107);
-lean_dec(x_103);
-lean_dec(x_62);
-lean_dec(x_47);
-lean_dec(x_3);
-x_119 = lean_ctor_get(x_104, 0);
-lean_inc(x_119);
-x_120 = lean_ctor_get(x_104, 1);
-lean_inc(x_120);
-x_121 = lean_ctor_get(x_104, 2);
-lean_inc(x_121);
-if (lean_is_exclusive(x_104)) {
- lean_ctor_release(x_104, 0);
- lean_ctor_release(x_104, 1);
- lean_ctor_release(x_104, 2);
- x_122 = x_104;
-} else {
- lean_dec_ref(x_104);
- x_122 = lean_box(0);
-}
+lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; 
+x_105 = lean_ctor_get(x_72, 0);
+x_106 = lean_ctor_get(x_72, 1);
 lean_inc(x_106);
-x_123 = l_Lean_MetavarContext_assignExpr(x_119, x_43, x_106);
-if (lean_is_scalar(x_122)) {
- x_124 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_105);
+lean_dec(x_72);
+lean_inc(x_105);
+x_107 = l_Lean_mkMVar(x_105);
+lean_inc(x_49);
+x_108 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_64, x_57, x_64, x_52, x_107);
+x_109 = lean_box(x_57);
+if (lean_obj_tag(x_109) == 2)
+{
+lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; 
+lean_dec(x_45);
+x_110 = lean_ctor_get(x_106, 0);
+lean_inc(x_110);
+x_111 = lean_ctor_get(x_106, 1);
+lean_inc(x_111);
+x_112 = lean_ctor_get(x_106, 2);
+lean_inc(x_112);
+if (lean_is_exclusive(x_106)) {
+ lean_ctor_release(x_106, 0);
+ lean_ctor_release(x_106, 1);
+ lean_ctor_release(x_106, 2);
+ x_113 = x_106;
 } else {
- x_124 = x_122;
-}
-lean_ctor_set(x_124, 0, x_123);
-lean_ctor_set(x_124, 1, x_120);
-lean_ctor_set(x_124, 2, x_121);
-x_125 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_58, x_58, x_50, x_106);
-lean_dec(x_58);
-x_126 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_126, 0, x_125);
-lean_ctor_set(x_126, 1, x_124);
-return x_126;
+ lean_dec_ref(x_106);
+ x_113 = lean_box(0);
 }
+x_114 = l_Array_empty___closed__1;
+x_115 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_114, x_114, x_52, x_64);
+x_116 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_114, x_114, x_52, x_3);
+x_117 = lean_metavar_ctx_assign_delayed(x_110, x_105, x_49, x_115, x_116);
+if (lean_is_scalar(x_113)) {
+ x_118 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_118 = x_113;
 }
+lean_ctor_set(x_118, 0, x_117);
+lean_ctor_set(x_118, 1, x_111);
+lean_ctor_set(x_118, 2, x_112);
+x_119 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_108);
+lean_dec(x_60);
+x_120 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_120, 0, x_119);
+lean_ctor_set(x_120, 1, x_118);
+return x_120;
 }
 else
 {
-uint8_t x_127; 
-lean_dec(x_65);
-lean_dec(x_63);
-lean_dec(x_62);
-lean_dec(x_58);
-lean_dec(x_47);
-lean_dec(x_43);
+lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; 
+lean_dec(x_109);
+lean_dec(x_105);
+lean_dec(x_64);
+lean_dec(x_49);
 lean_dec(x_3);
-x_127 = !lean_is_exclusive(x_67);
-if (x_127 == 0)
-{
-return x_67;
+x_121 = lean_ctor_get(x_106, 0);
+lean_inc(x_121);
+x_122 = lean_ctor_get(x_106, 1);
+lean_inc(x_122);
+x_123 = lean_ctor_get(x_106, 2);
+lean_inc(x_123);
+if (lean_is_exclusive(x_106)) {
+ lean_ctor_release(x_106, 0);
+ lean_ctor_release(x_106, 1);
+ lean_ctor_release(x_106, 2);
+ x_124 = x_106;
+} else {
+ lean_dec_ref(x_106);
+ x_124 = lean_box(0);
+}
+lean_inc(x_108);
+x_125 = l_Lean_MetavarContext_assignExpr(x_121, x_45, x_108);
+if (lean_is_scalar(x_124)) {
+ x_126 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_126 = x_124;
+}
+lean_ctor_set(x_126, 0, x_125);
+lean_ctor_set(x_126, 1, x_122);
+lean_ctor_set(x_126, 2, x_123);
+x_127 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_60, x_60, x_52, x_108);
+lean_dec(x_60);
+x_128 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_128, 0, x_127);
+lean_ctor_set(x_128, 1, x_126);
+return x_128;
+}
+}
 }
 else
 {
-lean_object* x_128; lean_object* x_129; lean_object* x_130; 
-x_128 = lean_ctor_get(x_67, 0);
-x_129 = lean_ctor_get(x_67, 1);
-lean_inc(x_129);
-lean_inc(x_128);
+uint8_t x_129; 
 lean_dec(x_67);
-x_130 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_130, 0, x_128);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
+lean_dec(x_65);
+lean_dec(x_64);
+lean_dec(x_60);
+lean_dec(x_49);
+lean_dec(x_45);
+lean_dec(x_3);
+x_129 = !lean_is_exclusive(x_69);
+if (x_129 == 0)
+{
+return x_69;
+}
+else
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; 
+x_130 = lean_ctor_get(x_69, 0);
+x_131 = lean_ctor_get(x_69, 1);
+lean_inc(x_131);
+lean_inc(x_130);
+lean_dec(x_69);
+x_132 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_132, 0, x_130);
+lean_ctor_set(x_132, 1, x_131);
+return x_132;
 }
 }
 }
 }
 else
 {
-lean_object* x_131; lean_object* x_132; lean_object* x_133; 
-x_131 = lean_ctor_get(x_56, 0);
-x_132 = lean_ctor_get(x_56, 1);
-lean_inc(x_132);
-lean_inc(x_131);
-lean_dec(x_56);
-lean_inc(x_47);
-x_133 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_133) == 0)
+lean_object* x_133; lean_object* x_134; lean_object* x_135; 
+x_133 = lean_ctor_get(x_58, 0);
+x_134 = lean_ctor_get(x_58, 1);
+lean_inc(x_134);
+lean_inc(x_133);
+lean_dec(x_58);
+lean_inc(x_49);
+x_135 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_135) == 0)
 {
-lean_object* x_134; lean_object* x_135; 
-lean_dec(x_131);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
+lean_object* x_136; lean_object* x_137; 
+lean_dec(x_133);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_134 = lean_ctor_get(x_133, 0);
-lean_inc(x_134);
-lean_dec(x_133);
-x_135 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_135, 0, x_134);
-lean_ctor_set(x_135, 1, x_132);
-return x_135;
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+lean_dec(x_135);
+x_137 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_137, 0, x_136);
+lean_ctor_set(x_137, 1, x_134);
+return x_137;
 }
 else
 {
-lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; 
-x_136 = lean_ctor_get(x_133, 0);
-lean_inc(x_136);
-lean_dec(x_133);
-lean_inc(x_47);
-x_137 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_136);
-x_138 = lean_ctor_get(x_46, 4);
+lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
+x_138 = lean_ctor_get(x_135, 0);
 lean_inc(x_138);
-x_139 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(x_136, x_138, x_50, x_50);
-x_140 = lean_ctor_get(x_46, 2);
+lean_dec(x_135);
+lean_inc(x_49);
+x_139 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_138);
+x_140 = lean_ctor_get(x_48, 4);
 lean_inc(x_140);
-lean_dec(x_46);
-lean_inc(x_47);
-x_141 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_136, x_55, x_140, x_132);
-if (lean_obj_tag(x_141) == 0)
-{
-lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; 
-x_142 = lean_ctor_get(x_141, 0);
+x_141 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(x_138, x_140, x_52, x_52);
+x_142 = lean_ctor_get(x_48, 2);
 lean_inc(x_142);
-x_143 = lean_ctor_get(x_141, 1);
-lean_inc(x_143);
-lean_dec(x_141);
-x_144 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_137, x_139, x_142, x_55, x_143);
-x_145 = lean_ctor_get(x_144, 0);
-lean_inc(x_145);
-x_146 = lean_ctor_get(x_144, 1);
-lean_inc(x_146);
-if (lean_is_exclusive(x_144)) {
- lean_ctor_release(x_144, 0);
- lean_ctor_release(x_144, 1);
- x_147 = x_144;
-} else {
- lean_dec_ref(x_144);
- x_147 = lean_box(0);
-}
-lean_inc(x_145);
-x_148 = l_Lean_mkMVar(x_145);
-lean_inc(x_47);
-x_149 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_136, x_55, x_136, x_50, x_148);
-x_150 = lean_box(x_55);
-if (lean_obj_tag(x_150) == 2)
+lean_dec(x_48);
+lean_inc(x_49);
+x_143 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_138, x_57, x_142, x_5, x_134);
+if (lean_obj_tag(x_143) == 0)
 {
-lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-lean_dec(x_43);
-x_151 = lean_ctor_get(x_146, 0);
-lean_inc(x_151);
-x_152 = lean_ctor_get(x_146, 1);
-lean_inc(x_152);
-x_153 = lean_ctor_get(x_146, 2);
-lean_inc(x_153);
+lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; 
+x_144 = lean_ctor_get(x_143, 0);
+lean_inc(x_144);
+x_145 = lean_ctor_get(x_143, 1);
+lean_inc(x_145);
+lean_dec(x_143);
+x_146 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_139, x_141, x_144, x_57, x_5, x_145);
+x_147 = lean_ctor_get(x_146, 0);
+lean_inc(x_147);
+x_148 = lean_ctor_get(x_146, 1);
+lean_inc(x_148);
 if (lean_is_exclusive(x_146)) {
  lean_ctor_release(x_146, 0);
  lean_ctor_release(x_146, 1);
- lean_ctor_release(x_146, 2);
- x_154 = x_146;
+ x_149 = x_146;
 } else {
  lean_dec_ref(x_146);
- x_154 = lean_box(0);
+ x_149 = lean_box(0);
 }
-x_155 = l_Array_empty___closed__1;
-x_156 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_155, x_155, x_50, x_136);
-x_157 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_155, x_155, x_50, x_3);
-x_158 = lean_metavar_ctx_assign_delayed(x_151, x_145, x_47, x_156, x_157);
-if (lean_is_scalar(x_154)) {
- x_159 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_147);
+x_150 = l_Lean_mkMVar(x_147);
+lean_inc(x_49);
+x_151 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_138, x_57, x_138, x_52, x_150);
+x_152 = lean_box(x_57);
+if (lean_obj_tag(x_152) == 2)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+lean_dec(x_45);
+x_153 = lean_ctor_get(x_148, 0);
+lean_inc(x_153);
+x_154 = lean_ctor_get(x_148, 1);
+lean_inc(x_154);
+x_155 = lean_ctor_get(x_148, 2);
+lean_inc(x_155);
+if (lean_is_exclusive(x_148)) {
+ lean_ctor_release(x_148, 0);
+ lean_ctor_release(x_148, 1);
+ lean_ctor_release(x_148, 2);
+ x_156 = x_148;
 } else {
- x_159 = x_154;
+ lean_dec_ref(x_148);
+ x_156 = lean_box(0);
 }
-lean_ctor_set(x_159, 0, x_158);
-lean_ctor_set(x_159, 1, x_152);
-lean_ctor_set(x_159, 2, x_153);
-x_160 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_131, x_131, x_50, x_149);
-lean_dec(x_131);
-if (lean_is_scalar(x_147)) {
- x_161 = lean_alloc_ctor(0, 2, 0);
+x_157 = l_Array_empty___closed__1;
+x_158 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_157, x_157, x_52, x_138);
+x_159 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_157, x_157, x_52, x_3);
+x_160 = lean_metavar_ctx_assign_delayed(x_153, x_147, x_49, x_158, x_159);
+if (lean_is_scalar(x_156)) {
+ x_161 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_161 = x_147;
+ x_161 = x_156;
 }
 lean_ctor_set(x_161, 0, x_160);
-lean_ctor_set(x_161, 1, x_159);
-return x_161;
+lean_ctor_set(x_161, 1, x_154);
+lean_ctor_set(x_161, 2, x_155);
+x_162 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_133, x_133, x_52, x_151);
+lean_dec(x_133);
+if (lean_is_scalar(x_149)) {
+ x_163 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_163 = x_149;
+}
+lean_ctor_set(x_163, 0, x_162);
+lean_ctor_set(x_163, 1, x_161);
+return x_163;
 }
 else
 {
-lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; 
-lean_dec(x_150);
-lean_dec(x_145);
-lean_dec(x_136);
-lean_dec(x_47);
+lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; 
+lean_dec(x_152);
+lean_dec(x_147);
+lean_dec(x_138);
+lean_dec(x_49);
 lean_dec(x_3);
-x_162 = lean_ctor_get(x_146, 0);
-lean_inc(x_162);
-x_163 = lean_ctor_get(x_146, 1);
-lean_inc(x_163);
-x_164 = lean_ctor_get(x_146, 2);
+x_164 = lean_ctor_get(x_148, 0);
 lean_inc(x_164);
-if (lean_is_exclusive(x_146)) {
- lean_ctor_release(x_146, 0);
- lean_ctor_release(x_146, 1);
- lean_ctor_release(x_146, 2);
- x_165 = x_146;
+x_165 = lean_ctor_get(x_148, 1);
+lean_inc(x_165);
+x_166 = lean_ctor_get(x_148, 2);
+lean_inc(x_166);
+if (lean_is_exclusive(x_148)) {
+ lean_ctor_release(x_148, 0);
+ lean_ctor_release(x_148, 1);
+ lean_ctor_release(x_148, 2);
+ x_167 = x_148;
 } else {
- lean_dec_ref(x_146);
- x_165 = lean_box(0);
+ lean_dec_ref(x_148);
+ x_167 = lean_box(0);
 }
-lean_inc(x_149);
-x_166 = l_Lean_MetavarContext_assignExpr(x_162, x_43, x_149);
-if (lean_is_scalar(x_165)) {
- x_167 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_151);
+x_168 = l_Lean_MetavarContext_assignExpr(x_164, x_45, x_151);
+if (lean_is_scalar(x_167)) {
+ x_169 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_167 = x_165;
-}
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_163);
-lean_ctor_set(x_167, 2, x_164);
-x_168 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_131, x_131, x_50, x_149);
-lean_dec(x_131);
-if (lean_is_scalar(x_147)) {
- x_169 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_169 = x_147;
+ x_169 = x_167;
 }
 lean_ctor_set(x_169, 0, x_168);
-lean_ctor_set(x_169, 1, x_167);
-return x_169;
+lean_ctor_set(x_169, 1, x_165);
+lean_ctor_set(x_169, 2, x_166);
+x_170 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_133, x_133, x_52, x_151);
+lean_dec(x_133);
+if (lean_is_scalar(x_149)) {
+ x_171 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_171 = x_149;
+}
+lean_ctor_set(x_171, 0, x_170);
+lean_ctor_set(x_171, 1, x_169);
+return x_171;
 }
 }
 else
 {
-lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; 
+lean_dec(x_141);
 lean_dec(x_139);
-lean_dec(x_137);
-lean_dec(x_136);
-lean_dec(x_131);
-lean_dec(x_47);
-lean_dec(x_43);
+lean_dec(x_138);
+lean_dec(x_133);
+lean_dec(x_49);
+lean_dec(x_45);
 lean_dec(x_3);
-x_170 = lean_ctor_get(x_141, 0);
-lean_inc(x_170);
-x_171 = lean_ctor_get(x_141, 1);
-lean_inc(x_171);
-if (lean_is_exclusive(x_141)) {
- lean_ctor_release(x_141, 0);
- lean_ctor_release(x_141, 1);
- x_172 = x_141;
+x_172 = lean_ctor_get(x_143, 0);
+lean_inc(x_172);
+x_173 = lean_ctor_get(x_143, 1);
+lean_inc(x_173);
+if (lean_is_exclusive(x_143)) {
+ lean_ctor_release(x_143, 0);
+ lean_ctor_release(x_143, 1);
+ x_174 = x_143;
 } else {
- lean_dec_ref(x_141);
- x_172 = lean_box(0);
+ lean_dec_ref(x_143);
+ x_174 = lean_box(0);
 }
-if (lean_is_scalar(x_172)) {
- x_173 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_174)) {
+ x_175 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_173 = x_172;
+ x_175 = x_174;
 }
-lean_ctor_set(x_173, 0, x_170);
-lean_ctor_set(x_173, 1, x_171);
-return x_173;
+lean_ctor_set(x_175, 0, x_172);
+lean_ctor_set(x_175, 1, x_173);
+return x_175;
 }
 }
 }
 }
 else
 {
-uint8_t x_174; 
+uint8_t x_176; 
+lean_dec(x_50);
+lean_dec(x_49);
 lean_dec(x_48);
-lean_dec(x_47);
 lean_dec(x_46);
-lean_dec(x_44);
-lean_dec(x_43);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_174 = !lean_is_exclusive(x_56);
-if (x_174 == 0)
+x_176 = !lean_is_exclusive(x_58);
+if (x_176 == 0)
 {
-return x_56;
+return x_58;
 }
 else
 {
-lean_object* x_175; lean_object* x_176; lean_object* x_177; 
-x_175 = lean_ctor_get(x_56, 0);
-x_176 = lean_ctor_get(x_56, 1);
-lean_inc(x_176);
-lean_inc(x_175);
-lean_dec(x_56);
-x_177 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_177, 0, x_175);
-lean_ctor_set(x_177, 1, x_176);
-return x_177;
-}
-}
-}
-else
-{
-lean_object* x_178; 
-lean_inc(x_43);
-lean_inc(x_44);
-x_178 = lean_metavar_ctx_get_delayed_assignment(x_44, x_43);
-if (lean_obj_tag(x_178) == 0)
-{
-lean_object* x_179; 
-lean_inc(x_1);
-x_179 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(x_1, x_50, x_4, x_5);
-if (lean_obj_tag(x_179) == 0)
-{
-uint8_t x_180; 
-x_180 = !lean_is_exclusive(x_179);
-if (x_180 == 0)
-{
-lean_object* x_181; lean_object* x_182; lean_object* x_183; 
-x_181 = lean_ctor_get(x_179, 0);
-x_182 = lean_ctor_get(x_179, 1);
-lean_inc(x_47);
-x_183 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_183) == 0)
-{
-lean_object* x_184; 
-lean_dec(x_181);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
-lean_dec(x_3);
-lean_dec(x_1);
-x_184 = lean_ctor_get(x_183, 0);
-lean_inc(x_184);
-lean_dec(x_183);
-lean_ctor_set_tag(x_179, 1);
-lean_ctor_set(x_179, 0, x_184);
+lean_object* x_177; lean_object* x_178; lean_object* x_179; 
+x_177 = lean_ctor_get(x_58, 0);
+x_178 = lean_ctor_get(x_58, 1);
+lean_inc(x_178);
+lean_inc(x_177);
+lean_dec(x_58);
+x_179 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_179, 0, x_177);
+lean_ctor_set(x_179, 1, x_178);
 return x_179;
 }
+}
+}
 else
 {
-lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; 
-lean_free_object(x_179);
-x_185 = lean_ctor_get(x_183, 0);
-lean_inc(x_185);
+lean_object* x_180; 
+lean_inc(x_45);
+lean_inc(x_46);
+x_180 = lean_metavar_ctx_get_delayed_assignment(x_46, x_45);
+if (lean_obj_tag(x_180) == 0)
+{
+lean_object* x_181; 
+lean_inc(x_1);
+x_181 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(x_1, x_52, x_4, x_5, x_6);
+if (lean_obj_tag(x_181) == 0)
+{
+uint8_t x_182; 
+x_182 = !lean_is_exclusive(x_181);
+if (x_182 == 0)
+{
+lean_object* x_183; lean_object* x_184; lean_object* x_185; 
+x_183 = lean_ctor_get(x_181, 0);
+x_184 = lean_ctor_get(x_181, 1);
+lean_inc(x_49);
+x_185 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_185) == 0)
+{
+lean_object* x_186; 
 lean_dec(x_183);
-lean_inc(x_47);
-x_186 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_185);
-x_187 = lean_ctor_get(x_46, 4);
-lean_inc(x_187);
-x_188 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(x_185, x_187, x_50, x_50);
-x_189 = lean_ctor_get(x_46, 2);
-lean_inc(x_189);
-lean_dec(x_46);
-lean_inc(x_47);
-x_190 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_185, x_55, x_189, x_182);
-if (lean_obj_tag(x_190) == 0)
-{
-lean_object* x_191; lean_object* x_192; lean_object* x_193; uint8_t x_194; 
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_ctor_get(x_190, 1);
-lean_inc(x_192);
-lean_dec(x_190);
-x_193 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_186, x_188, x_191, x_55, x_192);
-x_194 = !lean_is_exclusive(x_193);
-if (x_194 == 0)
-{
-lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; 
-x_195 = lean_ctor_get(x_193, 0);
-x_196 = lean_ctor_get(x_193, 1);
-lean_inc(x_195);
-x_197 = l_Lean_mkMVar(x_195);
-lean_inc(x_47);
-x_198 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_185, x_55, x_185, x_50, x_197);
-x_199 = lean_box(x_55);
-if (lean_obj_tag(x_199) == 2)
-{
-uint8_t x_200; 
-lean_dec(x_43);
-x_200 = !lean_is_exclusive(x_196);
-if (x_200 == 0)
-{
-lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; 
-x_201 = lean_ctor_get(x_196, 0);
-x_202 = l_Array_empty___closed__1;
-x_203 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_202, x_202, x_50, x_185);
-x_204 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_202, x_202, x_50, x_3);
-x_205 = lean_metavar_ctx_assign_delayed(x_201, x_195, x_47, x_203, x_204);
-lean_ctor_set(x_196, 0, x_205);
-x_206 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_198);
-lean_dec(x_181);
-lean_ctor_set(x_193, 0, x_206);
-return x_193;
-}
-else
-{
-lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; 
-x_207 = lean_ctor_get(x_196, 0);
-x_208 = lean_ctor_get(x_196, 1);
-x_209 = lean_ctor_get(x_196, 2);
-lean_inc(x_209);
-lean_inc(x_208);
-lean_inc(x_207);
-lean_dec(x_196);
-x_210 = l_Array_empty___closed__1;
-x_211 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_210, x_210, x_50, x_185);
-x_212 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_210, x_210, x_50, x_3);
-x_213 = lean_metavar_ctx_assign_delayed(x_207, x_195, x_47, x_211, x_212);
-x_214 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_214, 0, x_213);
-lean_ctor_set(x_214, 1, x_208);
-lean_ctor_set(x_214, 2, x_209);
-x_215 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_198);
-lean_dec(x_181);
-lean_ctor_set(x_193, 1, x_214);
-lean_ctor_set(x_193, 0, x_215);
-return x_193;
-}
-}
-else
-{
-uint8_t x_216; 
-lean_dec(x_199);
-lean_dec(x_195);
-lean_dec(x_185);
-lean_dec(x_47);
-lean_dec(x_3);
-x_216 = !lean_is_exclusive(x_196);
-if (x_216 == 0)
-{
-lean_object* x_217; lean_object* x_218; lean_object* x_219; 
-x_217 = lean_ctor_get(x_196, 0);
-lean_inc(x_198);
-x_218 = l_Lean_MetavarContext_assignExpr(x_217, x_43, x_198);
-lean_ctor_set(x_196, 0, x_218);
-x_219 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_198);
-lean_dec(x_181);
-lean_ctor_set(x_193, 0, x_219);
-return x_193;
-}
-else
-{
-lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; 
-x_220 = lean_ctor_get(x_196, 0);
-x_221 = lean_ctor_get(x_196, 1);
-x_222 = lean_ctor_get(x_196, 2);
-lean_inc(x_222);
-lean_inc(x_221);
-lean_inc(x_220);
-lean_dec(x_196);
-lean_inc(x_198);
-x_223 = l_Lean_MetavarContext_assignExpr(x_220, x_43, x_198);
-x_224 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_224, 0, x_223);
-lean_ctor_set(x_224, 1, x_221);
-lean_ctor_set(x_224, 2, x_222);
-x_225 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_198);
-lean_dec(x_181);
-lean_ctor_set(x_193, 1, x_224);
-lean_ctor_set(x_193, 0, x_225);
-return x_193;
-}
-}
-}
-else
-{
-lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; 
-x_226 = lean_ctor_get(x_193, 0);
-x_227 = lean_ctor_get(x_193, 1);
-lean_inc(x_227);
-lean_inc(x_226);
-lean_dec(x_193);
-lean_inc(x_226);
-x_228 = l_Lean_mkMVar(x_226);
-lean_inc(x_47);
-x_229 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_185, x_55, x_185, x_50, x_228);
-x_230 = lean_box(x_55);
-if (lean_obj_tag(x_230) == 2)
-{
-lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; 
-lean_dec(x_43);
-x_231 = lean_ctor_get(x_227, 0);
-lean_inc(x_231);
-x_232 = lean_ctor_get(x_227, 1);
-lean_inc(x_232);
-x_233 = lean_ctor_get(x_227, 2);
-lean_inc(x_233);
-if (lean_is_exclusive(x_227)) {
- lean_ctor_release(x_227, 0);
- lean_ctor_release(x_227, 1);
- lean_ctor_release(x_227, 2);
- x_234 = x_227;
-} else {
- lean_dec_ref(x_227);
- x_234 = lean_box(0);
-}
-x_235 = l_Array_empty___closed__1;
-x_236 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_235, x_235, x_50, x_185);
-x_237 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_235, x_235, x_50, x_3);
-x_238 = lean_metavar_ctx_assign_delayed(x_231, x_226, x_47, x_236, x_237);
-if (lean_is_scalar(x_234)) {
- x_239 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_239 = x_234;
-}
-lean_ctor_set(x_239, 0, x_238);
-lean_ctor_set(x_239, 1, x_232);
-lean_ctor_set(x_239, 2, x_233);
-x_240 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_229);
-lean_dec(x_181);
-x_241 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_241, 0, x_240);
-lean_ctor_set(x_241, 1, x_239);
-return x_241;
-}
-else
-{
-lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; 
-lean_dec(x_230);
-lean_dec(x_226);
-lean_dec(x_185);
-lean_dec(x_47);
-lean_dec(x_3);
-x_242 = lean_ctor_get(x_227, 0);
-lean_inc(x_242);
-x_243 = lean_ctor_get(x_227, 1);
-lean_inc(x_243);
-x_244 = lean_ctor_get(x_227, 2);
-lean_inc(x_244);
-if (lean_is_exclusive(x_227)) {
- lean_ctor_release(x_227, 0);
- lean_ctor_release(x_227, 1);
- lean_ctor_release(x_227, 2);
- x_245 = x_227;
-} else {
- lean_dec_ref(x_227);
- x_245 = lean_box(0);
-}
-lean_inc(x_229);
-x_246 = l_Lean_MetavarContext_assignExpr(x_242, x_43, x_229);
-if (lean_is_scalar(x_245)) {
- x_247 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_247 = x_245;
-}
-lean_ctor_set(x_247, 0, x_246);
-lean_ctor_set(x_247, 1, x_243);
-lean_ctor_set(x_247, 2, x_244);
-x_248 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_181, x_181, x_50, x_229);
-lean_dec(x_181);
-x_249 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_249, 0, x_248);
-lean_ctor_set(x_249, 1, x_247);
-return x_249;
-}
-}
-}
-else
-{
-uint8_t x_250; 
-lean_dec(x_188);
-lean_dec(x_186);
-lean_dec(x_185);
-lean_dec(x_181);
-lean_dec(x_47);
-lean_dec(x_43);
-lean_dec(x_3);
-x_250 = !lean_is_exclusive(x_190);
-if (x_250 == 0)
-{
-return x_190;
-}
-else
-{
-lean_object* x_251; lean_object* x_252; lean_object* x_253; 
-x_251 = lean_ctor_get(x_190, 0);
-x_252 = lean_ctor_get(x_190, 1);
-lean_inc(x_252);
-lean_inc(x_251);
-lean_dec(x_190);
-x_253 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_253, 0, x_251);
-lean_ctor_set(x_253, 1, x_252);
-return x_253;
-}
-}
-}
-}
-else
-{
-lean_object* x_254; lean_object* x_255; lean_object* x_256; 
-x_254 = lean_ctor_get(x_179, 0);
-x_255 = lean_ctor_get(x_179, 1);
-lean_inc(x_255);
-lean_inc(x_254);
-lean_dec(x_179);
-lean_inc(x_47);
-x_256 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_256) == 0)
-{
-lean_object* x_257; lean_object* x_258; 
-lean_dec(x_254);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_257 = lean_ctor_get(x_256, 0);
-lean_inc(x_257);
-lean_dec(x_256);
-x_258 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_258, 0, x_257);
-lean_ctor_set(x_258, 1, x_255);
-return x_258;
+x_186 = lean_ctor_get(x_185, 0);
+lean_inc(x_186);
+lean_dec(x_185);
+lean_ctor_set_tag(x_181, 1);
+lean_ctor_set(x_181, 0, x_186);
+return x_181;
 }
 else
 {
-lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; 
-x_259 = lean_ctor_get(x_256, 0);
-lean_inc(x_259);
-lean_dec(x_256);
-lean_inc(x_47);
-x_260 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_259);
-x_261 = lean_ctor_get(x_46, 4);
-lean_inc(x_261);
-x_262 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(x_259, x_261, x_50, x_50);
-x_263 = lean_ctor_get(x_46, 2);
-lean_inc(x_263);
-lean_dec(x_46);
-lean_inc(x_47);
-x_264 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_259, x_55, x_263, x_255);
-if (lean_obj_tag(x_264) == 0)
+lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; 
+lean_free_object(x_181);
+x_187 = lean_ctor_get(x_185, 0);
+lean_inc(x_187);
+lean_dec(x_185);
+lean_inc(x_49);
+x_188 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_187);
+x_189 = lean_ctor_get(x_48, 4);
+lean_inc(x_189);
+x_190 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(x_187, x_189, x_52, x_52);
+x_191 = lean_ctor_get(x_48, 2);
+lean_inc(x_191);
+lean_dec(x_48);
+lean_inc(x_49);
+x_192 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_187, x_57, x_191, x_5, x_184);
+if (lean_obj_tag(x_192) == 0)
 {
-lean_object* x_265; lean_object* x_266; lean_object* x_267; lean_object* x_268; lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; 
-x_265 = lean_ctor_get(x_264, 0);
-lean_inc(x_265);
-x_266 = lean_ctor_get(x_264, 1);
-lean_inc(x_266);
-lean_dec(x_264);
-x_267 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_260, x_262, x_265, x_55, x_266);
-x_268 = lean_ctor_get(x_267, 0);
-lean_inc(x_268);
-x_269 = lean_ctor_get(x_267, 1);
-lean_inc(x_269);
-if (lean_is_exclusive(x_267)) {
- lean_ctor_release(x_267, 0);
- lean_ctor_release(x_267, 1);
- x_270 = x_267;
-} else {
- lean_dec_ref(x_267);
- x_270 = lean_box(0);
+lean_object* x_193; lean_object* x_194; lean_object* x_195; uint8_t x_196; 
+x_193 = lean_ctor_get(x_192, 0);
+lean_inc(x_193);
+x_194 = lean_ctor_get(x_192, 1);
+lean_inc(x_194);
+lean_dec(x_192);
+x_195 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_188, x_190, x_193, x_57, x_5, x_194);
+x_196 = !lean_is_exclusive(x_195);
+if (x_196 == 0)
+{
+lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+x_197 = lean_ctor_get(x_195, 0);
+x_198 = lean_ctor_get(x_195, 1);
+lean_inc(x_197);
+x_199 = l_Lean_mkMVar(x_197);
+lean_inc(x_49);
+x_200 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_187, x_57, x_187, x_52, x_199);
+x_201 = lean_box(x_57);
+if (lean_obj_tag(x_201) == 2)
+{
+uint8_t x_202; 
+lean_dec(x_45);
+x_202 = !lean_is_exclusive(x_198);
+if (x_202 == 0)
+{
+lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; 
+x_203 = lean_ctor_get(x_198, 0);
+x_204 = l_Array_empty___closed__1;
+x_205 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_204, x_204, x_52, x_187);
+x_206 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_204, x_204, x_52, x_3);
+x_207 = lean_metavar_ctx_assign_delayed(x_203, x_197, x_49, x_205, x_206);
+lean_ctor_set(x_198, 0, x_207);
+x_208 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_200);
+lean_dec(x_183);
+lean_ctor_set(x_195, 0, x_208);
+return x_195;
 }
-lean_inc(x_268);
-x_271 = l_Lean_mkMVar(x_268);
-lean_inc(x_47);
-x_272 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_259, x_55, x_259, x_50, x_271);
-x_273 = lean_box(x_55);
-if (lean_obj_tag(x_273) == 2)
+else
 {
-lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; 
-lean_dec(x_43);
-x_274 = lean_ctor_get(x_269, 0);
-lean_inc(x_274);
-x_275 = lean_ctor_get(x_269, 1);
-lean_inc(x_275);
-x_276 = lean_ctor_get(x_269, 2);
-lean_inc(x_276);
+lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; 
+x_209 = lean_ctor_get(x_198, 0);
+x_210 = lean_ctor_get(x_198, 1);
+x_211 = lean_ctor_get(x_198, 2);
+lean_inc(x_211);
+lean_inc(x_210);
+lean_inc(x_209);
+lean_dec(x_198);
+x_212 = l_Array_empty___closed__1;
+x_213 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_212, x_212, x_52, x_187);
+x_214 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_212, x_212, x_52, x_3);
+x_215 = lean_metavar_ctx_assign_delayed(x_209, x_197, x_49, x_213, x_214);
+x_216 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_216, 0, x_215);
+lean_ctor_set(x_216, 1, x_210);
+lean_ctor_set(x_216, 2, x_211);
+x_217 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_200);
+lean_dec(x_183);
+lean_ctor_set(x_195, 1, x_216);
+lean_ctor_set(x_195, 0, x_217);
+return x_195;
+}
+}
+else
+{
+uint8_t x_218; 
+lean_dec(x_201);
+lean_dec(x_197);
+lean_dec(x_187);
+lean_dec(x_49);
+lean_dec(x_3);
+x_218 = !lean_is_exclusive(x_198);
+if (x_218 == 0)
+{
+lean_object* x_219; lean_object* x_220; lean_object* x_221; 
+x_219 = lean_ctor_get(x_198, 0);
+lean_inc(x_200);
+x_220 = l_Lean_MetavarContext_assignExpr(x_219, x_45, x_200);
+lean_ctor_set(x_198, 0, x_220);
+x_221 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_200);
+lean_dec(x_183);
+lean_ctor_set(x_195, 0, x_221);
+return x_195;
+}
+else
+{
+lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; 
+x_222 = lean_ctor_get(x_198, 0);
+x_223 = lean_ctor_get(x_198, 1);
+x_224 = lean_ctor_get(x_198, 2);
+lean_inc(x_224);
+lean_inc(x_223);
+lean_inc(x_222);
+lean_dec(x_198);
+lean_inc(x_200);
+x_225 = l_Lean_MetavarContext_assignExpr(x_222, x_45, x_200);
+x_226 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_226, 0, x_225);
+lean_ctor_set(x_226, 1, x_223);
+lean_ctor_set(x_226, 2, x_224);
+x_227 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_200);
+lean_dec(x_183);
+lean_ctor_set(x_195, 1, x_226);
+lean_ctor_set(x_195, 0, x_227);
+return x_195;
+}
+}
+}
+else
+{
+lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; 
+x_228 = lean_ctor_get(x_195, 0);
+x_229 = lean_ctor_get(x_195, 1);
+lean_inc(x_229);
+lean_inc(x_228);
+lean_dec(x_195);
+lean_inc(x_228);
+x_230 = l_Lean_mkMVar(x_228);
+lean_inc(x_49);
+x_231 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_187, x_57, x_187, x_52, x_230);
+x_232 = lean_box(x_57);
+if (lean_obj_tag(x_232) == 2)
+{
+lean_object* x_233; lean_object* x_234; lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; 
+lean_dec(x_45);
+x_233 = lean_ctor_get(x_229, 0);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_229, 1);
+lean_inc(x_234);
+x_235 = lean_ctor_get(x_229, 2);
+lean_inc(x_235);
+if (lean_is_exclusive(x_229)) {
+ lean_ctor_release(x_229, 0);
+ lean_ctor_release(x_229, 1);
+ lean_ctor_release(x_229, 2);
+ x_236 = x_229;
+} else {
+ lean_dec_ref(x_229);
+ x_236 = lean_box(0);
+}
+x_237 = l_Array_empty___closed__1;
+x_238 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_237, x_237, x_52, x_187);
+x_239 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_237, x_237, x_52, x_3);
+x_240 = lean_metavar_ctx_assign_delayed(x_233, x_228, x_49, x_238, x_239);
+if (lean_is_scalar(x_236)) {
+ x_241 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_241 = x_236;
+}
+lean_ctor_set(x_241, 0, x_240);
+lean_ctor_set(x_241, 1, x_234);
+lean_ctor_set(x_241, 2, x_235);
+x_242 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_231);
+lean_dec(x_183);
+x_243 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_243, 0, x_242);
+lean_ctor_set(x_243, 1, x_241);
+return x_243;
+}
+else
+{
+lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; 
+lean_dec(x_232);
+lean_dec(x_228);
+lean_dec(x_187);
+lean_dec(x_49);
+lean_dec(x_3);
+x_244 = lean_ctor_get(x_229, 0);
+lean_inc(x_244);
+x_245 = lean_ctor_get(x_229, 1);
+lean_inc(x_245);
+x_246 = lean_ctor_get(x_229, 2);
+lean_inc(x_246);
+if (lean_is_exclusive(x_229)) {
+ lean_ctor_release(x_229, 0);
+ lean_ctor_release(x_229, 1);
+ lean_ctor_release(x_229, 2);
+ x_247 = x_229;
+} else {
+ lean_dec_ref(x_229);
+ x_247 = lean_box(0);
+}
+lean_inc(x_231);
+x_248 = l_Lean_MetavarContext_assignExpr(x_244, x_45, x_231);
+if (lean_is_scalar(x_247)) {
+ x_249 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_249 = x_247;
+}
+lean_ctor_set(x_249, 0, x_248);
+lean_ctor_set(x_249, 1, x_245);
+lean_ctor_set(x_249, 2, x_246);
+x_250 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_52, x_231);
+lean_dec(x_183);
+x_251 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_251, 0, x_250);
+lean_ctor_set(x_251, 1, x_249);
+return x_251;
+}
+}
+}
+else
+{
+uint8_t x_252; 
+lean_dec(x_190);
+lean_dec(x_188);
+lean_dec(x_187);
+lean_dec(x_183);
+lean_dec(x_49);
+lean_dec(x_45);
+lean_dec(x_3);
+x_252 = !lean_is_exclusive(x_192);
+if (x_252 == 0)
+{
+return x_192;
+}
+else
+{
+lean_object* x_253; lean_object* x_254; lean_object* x_255; 
+x_253 = lean_ctor_get(x_192, 0);
+x_254 = lean_ctor_get(x_192, 1);
+lean_inc(x_254);
+lean_inc(x_253);
+lean_dec(x_192);
+x_255 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_255, 0, x_253);
+lean_ctor_set(x_255, 1, x_254);
+return x_255;
+}
+}
+}
+}
+else
+{
+lean_object* x_256; lean_object* x_257; lean_object* x_258; 
+x_256 = lean_ctor_get(x_181, 0);
+x_257 = lean_ctor_get(x_181, 1);
+lean_inc(x_257);
+lean_inc(x_256);
+lean_dec(x_181);
+lean_inc(x_49);
+x_258 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_258) == 0)
+{
+lean_object* x_259; lean_object* x_260; 
+lean_dec(x_256);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
+lean_dec(x_3);
+lean_dec(x_1);
+x_259 = lean_ctor_get(x_258, 0);
+lean_inc(x_259);
+lean_dec(x_258);
+x_260 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_260, 0, x_259);
+lean_ctor_set(x_260, 1, x_257);
+return x_260;
+}
+else
+{
+lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; 
+x_261 = lean_ctor_get(x_258, 0);
+lean_inc(x_261);
+lean_dec(x_258);
+lean_inc(x_49);
+x_262 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_261);
+x_263 = lean_ctor_get(x_48, 4);
+lean_inc(x_263);
+x_264 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(x_261, x_263, x_52, x_52);
+x_265 = lean_ctor_get(x_48, 2);
+lean_inc(x_265);
+lean_dec(x_48);
+lean_inc(x_49);
+x_266 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_261, x_57, x_265, x_5, x_257);
+if (lean_obj_tag(x_266) == 0)
+{
+lean_object* x_267; lean_object* x_268; lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; lean_object* x_275; 
+x_267 = lean_ctor_get(x_266, 0);
+lean_inc(x_267);
+x_268 = lean_ctor_get(x_266, 1);
+lean_inc(x_268);
+lean_dec(x_266);
+x_269 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_262, x_264, x_267, x_57, x_5, x_268);
+x_270 = lean_ctor_get(x_269, 0);
+lean_inc(x_270);
+x_271 = lean_ctor_get(x_269, 1);
+lean_inc(x_271);
 if (lean_is_exclusive(x_269)) {
  lean_ctor_release(x_269, 0);
  lean_ctor_release(x_269, 1);
- lean_ctor_release(x_269, 2);
- x_277 = x_269;
+ x_272 = x_269;
 } else {
  lean_dec_ref(x_269);
- x_277 = lean_box(0);
+ x_272 = lean_box(0);
 }
-x_278 = l_Array_empty___closed__1;
-x_279 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_278, x_278, x_50, x_259);
-x_280 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_278, x_278, x_50, x_3);
-x_281 = lean_metavar_ctx_assign_delayed(x_274, x_268, x_47, x_279, x_280);
-if (lean_is_scalar(x_277)) {
- x_282 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_270);
+x_273 = l_Lean_mkMVar(x_270);
+lean_inc(x_49);
+x_274 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_261, x_57, x_261, x_52, x_273);
+x_275 = lean_box(x_57);
+if (lean_obj_tag(x_275) == 2)
+{
+lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; 
+lean_dec(x_45);
+x_276 = lean_ctor_get(x_271, 0);
+lean_inc(x_276);
+x_277 = lean_ctor_get(x_271, 1);
+lean_inc(x_277);
+x_278 = lean_ctor_get(x_271, 2);
+lean_inc(x_278);
+if (lean_is_exclusive(x_271)) {
+ lean_ctor_release(x_271, 0);
+ lean_ctor_release(x_271, 1);
+ lean_ctor_release(x_271, 2);
+ x_279 = x_271;
 } else {
- x_282 = x_277;
+ lean_dec_ref(x_271);
+ x_279 = lean_box(0);
 }
-lean_ctor_set(x_282, 0, x_281);
-lean_ctor_set(x_282, 1, x_275);
-lean_ctor_set(x_282, 2, x_276);
-x_283 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_254, x_254, x_50, x_272);
-lean_dec(x_254);
-if (lean_is_scalar(x_270)) {
- x_284 = lean_alloc_ctor(0, 2, 0);
+x_280 = l_Array_empty___closed__1;
+x_281 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_280, x_280, x_52, x_261);
+x_282 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_280, x_280, x_52, x_3);
+x_283 = lean_metavar_ctx_assign_delayed(x_276, x_270, x_49, x_281, x_282);
+if (lean_is_scalar(x_279)) {
+ x_284 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_284 = x_270;
+ x_284 = x_279;
 }
 lean_ctor_set(x_284, 0, x_283);
-lean_ctor_set(x_284, 1, x_282);
-return x_284;
+lean_ctor_set(x_284, 1, x_277);
+lean_ctor_set(x_284, 2, x_278);
+x_285 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_256, x_256, x_52, x_274);
+lean_dec(x_256);
+if (lean_is_scalar(x_272)) {
+ x_286 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_286 = x_272;
+}
+lean_ctor_set(x_286, 0, x_285);
+lean_ctor_set(x_286, 1, x_284);
+return x_286;
 }
 else
 {
-lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; 
-lean_dec(x_273);
-lean_dec(x_268);
-lean_dec(x_259);
-lean_dec(x_47);
+lean_object* x_287; lean_object* x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; 
+lean_dec(x_275);
+lean_dec(x_270);
+lean_dec(x_261);
+lean_dec(x_49);
 lean_dec(x_3);
-x_285 = lean_ctor_get(x_269, 0);
-lean_inc(x_285);
-x_286 = lean_ctor_get(x_269, 1);
-lean_inc(x_286);
-x_287 = lean_ctor_get(x_269, 2);
+x_287 = lean_ctor_get(x_271, 0);
 lean_inc(x_287);
-if (lean_is_exclusive(x_269)) {
- lean_ctor_release(x_269, 0);
- lean_ctor_release(x_269, 1);
- lean_ctor_release(x_269, 2);
- x_288 = x_269;
+x_288 = lean_ctor_get(x_271, 1);
+lean_inc(x_288);
+x_289 = lean_ctor_get(x_271, 2);
+lean_inc(x_289);
+if (lean_is_exclusive(x_271)) {
+ lean_ctor_release(x_271, 0);
+ lean_ctor_release(x_271, 1);
+ lean_ctor_release(x_271, 2);
+ x_290 = x_271;
 } else {
- lean_dec_ref(x_269);
- x_288 = lean_box(0);
+ lean_dec_ref(x_271);
+ x_290 = lean_box(0);
 }
-lean_inc(x_272);
-x_289 = l_Lean_MetavarContext_assignExpr(x_285, x_43, x_272);
-if (lean_is_scalar(x_288)) {
- x_290 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_274);
+x_291 = l_Lean_MetavarContext_assignExpr(x_287, x_45, x_274);
+if (lean_is_scalar(x_290)) {
+ x_292 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_290 = x_288;
-}
-lean_ctor_set(x_290, 0, x_289);
-lean_ctor_set(x_290, 1, x_286);
-lean_ctor_set(x_290, 2, x_287);
-x_291 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_254, x_254, x_50, x_272);
-lean_dec(x_254);
-if (lean_is_scalar(x_270)) {
- x_292 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_292 = x_270;
+ x_292 = x_290;
 }
 lean_ctor_set(x_292, 0, x_291);
-lean_ctor_set(x_292, 1, x_290);
-return x_292;
+lean_ctor_set(x_292, 1, x_288);
+lean_ctor_set(x_292, 2, x_289);
+x_293 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_256, x_256, x_52, x_274);
+lean_dec(x_256);
+if (lean_is_scalar(x_272)) {
+ x_294 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_294 = x_272;
+}
+lean_ctor_set(x_294, 0, x_293);
+lean_ctor_set(x_294, 1, x_292);
+return x_294;
 }
 }
 else
 {
-lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; 
+lean_object* x_295; lean_object* x_296; lean_object* x_297; lean_object* x_298; 
+lean_dec(x_264);
 lean_dec(x_262);
-lean_dec(x_260);
-lean_dec(x_259);
-lean_dec(x_254);
-lean_dec(x_47);
-lean_dec(x_43);
+lean_dec(x_261);
+lean_dec(x_256);
+lean_dec(x_49);
+lean_dec(x_45);
 lean_dec(x_3);
-x_293 = lean_ctor_get(x_264, 0);
-lean_inc(x_293);
-x_294 = lean_ctor_get(x_264, 1);
-lean_inc(x_294);
-if (lean_is_exclusive(x_264)) {
- lean_ctor_release(x_264, 0);
- lean_ctor_release(x_264, 1);
- x_295 = x_264;
+x_295 = lean_ctor_get(x_266, 0);
+lean_inc(x_295);
+x_296 = lean_ctor_get(x_266, 1);
+lean_inc(x_296);
+if (lean_is_exclusive(x_266)) {
+ lean_ctor_release(x_266, 0);
+ lean_ctor_release(x_266, 1);
+ x_297 = x_266;
 } else {
- lean_dec_ref(x_264);
- x_295 = lean_box(0);
+ lean_dec_ref(x_266);
+ x_297 = lean_box(0);
 }
-if (lean_is_scalar(x_295)) {
- x_296 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_297)) {
+ x_298 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_296 = x_295;
+ x_298 = x_297;
 }
-lean_ctor_set(x_296, 0, x_293);
-lean_ctor_set(x_296, 1, x_294);
-return x_296;
+lean_ctor_set(x_298, 0, x_295);
+lean_ctor_set(x_298, 1, x_296);
+return x_298;
 }
 }
 }
 }
 else
 {
-uint8_t x_297; 
+uint8_t x_299; 
+lean_dec(x_50);
+lean_dec(x_49);
 lean_dec(x_48);
-lean_dec(x_47);
 lean_dec(x_46);
-lean_dec(x_44);
-lean_dec(x_43);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_297 = !lean_is_exclusive(x_179);
-if (x_297 == 0)
+x_299 = !lean_is_exclusive(x_181);
+if (x_299 == 0)
 {
-return x_179;
+return x_181;
 }
 else
 {
-lean_object* x_298; lean_object* x_299; lean_object* x_300; 
-x_298 = lean_ctor_get(x_179, 0);
-x_299 = lean_ctor_get(x_179, 1);
-lean_inc(x_299);
-lean_inc(x_298);
-lean_dec(x_179);
-x_300 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_300, 0, x_298);
-lean_ctor_set(x_300, 1, x_299);
-return x_300;
-}
-}
-}
-else
-{
-lean_object* x_301; lean_object* x_302; lean_object* x_303; 
-x_301 = lean_ctor_get(x_178, 0);
+lean_object* x_300; lean_object* x_301; lean_object* x_302; 
+x_300 = lean_ctor_get(x_181, 0);
+x_301 = lean_ctor_get(x_181, 1);
 lean_inc(x_301);
-lean_dec(x_178);
-x_302 = lean_ctor_get(x_301, 1);
-lean_inc(x_302);
-lean_dec(x_301);
-lean_inc(x_1);
-x_303 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(x_1, x_50, x_4, x_5);
-if (lean_obj_tag(x_303) == 0)
-{
-uint8_t x_304; 
-x_304 = !lean_is_exclusive(x_303);
-if (x_304 == 0)
-{
-lean_object* x_305; lean_object* x_306; lean_object* x_307; 
-x_305 = lean_ctor_get(x_303, 0);
-x_306 = lean_ctor_get(x_303, 1);
-lean_inc(x_47);
-x_307 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_307) == 0)
-{
-lean_object* x_308; 
-lean_dec(x_305);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
-lean_dec(x_3);
-lean_dec(x_1);
-x_308 = lean_ctor_get(x_307, 0);
-lean_inc(x_308);
-lean_dec(x_307);
-lean_ctor_set_tag(x_303, 1);
-lean_ctor_set(x_303, 0, x_308);
-return x_303;
-}
-else
-{
-lean_object* x_309; lean_object* x_310; lean_object* x_311; lean_object* x_312; lean_object* x_313; lean_object* x_314; 
-lean_free_object(x_303);
-x_309 = lean_ctor_get(x_307, 0);
-lean_inc(x_309);
-lean_dec(x_307);
-lean_inc(x_47);
-x_310 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_309);
-x_311 = lean_ctor_get(x_46, 4);
-lean_inc(x_311);
-x_312 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(x_309, x_311, x_50, x_50);
-x_313 = lean_ctor_get(x_46, 2);
-lean_inc(x_313);
-lean_dec(x_46);
-lean_inc(x_47);
-x_314 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_309, x_55, x_313, x_306);
-if (lean_obj_tag(x_314) == 0)
-{
-lean_object* x_315; lean_object* x_316; lean_object* x_317; uint8_t x_318; 
-x_315 = lean_ctor_get(x_314, 0);
-lean_inc(x_315);
-x_316 = lean_ctor_get(x_314, 1);
-lean_inc(x_316);
-lean_dec(x_314);
-x_317 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_310, x_312, x_315, x_55, x_316);
-x_318 = !lean_is_exclusive(x_317);
-if (x_318 == 0)
-{
-lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; 
-x_319 = lean_ctor_get(x_317, 0);
-x_320 = lean_ctor_get(x_317, 1);
-lean_inc(x_319);
-x_321 = l_Lean_mkMVar(x_319);
-lean_inc(x_47);
-x_322 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_309, x_55, x_309, x_50, x_321);
-x_323 = lean_box(x_55);
-if (lean_obj_tag(x_323) == 2)
-{
-uint8_t x_324; 
-lean_dec(x_43);
-x_324 = !lean_is_exclusive(x_320);
-if (x_324 == 0)
-{
-lean_object* x_325; lean_object* x_326; lean_object* x_327; lean_object* x_328; lean_object* x_329; 
-x_325 = lean_ctor_get(x_320, 0);
-x_326 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_302, x_302, x_50, x_309);
-x_327 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_302, x_302, x_50, x_3);
-lean_dec(x_302);
-x_328 = lean_metavar_ctx_assign_delayed(x_325, x_319, x_47, x_326, x_327);
-lean_ctor_set(x_320, 0, x_328);
-x_329 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_322);
-lean_dec(x_305);
-lean_ctor_set(x_317, 0, x_329);
-return x_317;
-}
-else
-{
-lean_object* x_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; lean_object* x_335; lean_object* x_336; lean_object* x_337; 
-x_330 = lean_ctor_get(x_320, 0);
-x_331 = lean_ctor_get(x_320, 1);
-x_332 = lean_ctor_get(x_320, 2);
-lean_inc(x_332);
-lean_inc(x_331);
-lean_inc(x_330);
-lean_dec(x_320);
-x_333 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_302, x_302, x_50, x_309);
-x_334 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_302, x_302, x_50, x_3);
-lean_dec(x_302);
-x_335 = lean_metavar_ctx_assign_delayed(x_330, x_319, x_47, x_333, x_334);
-x_336 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_336, 0, x_335);
-lean_ctor_set(x_336, 1, x_331);
-lean_ctor_set(x_336, 2, x_332);
-x_337 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_322);
-lean_dec(x_305);
-lean_ctor_set(x_317, 1, x_336);
-lean_ctor_set(x_317, 0, x_337);
-return x_317;
-}
-}
-else
-{
-uint8_t x_338; 
-lean_dec(x_323);
-lean_dec(x_319);
-lean_dec(x_309);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_3);
-x_338 = !lean_is_exclusive(x_320);
-if (x_338 == 0)
-{
-lean_object* x_339; lean_object* x_340; lean_object* x_341; 
-x_339 = lean_ctor_get(x_320, 0);
-lean_inc(x_322);
-x_340 = l_Lean_MetavarContext_assignExpr(x_339, x_43, x_322);
-lean_ctor_set(x_320, 0, x_340);
-x_341 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_322);
-lean_dec(x_305);
-lean_ctor_set(x_317, 0, x_341);
-return x_317;
-}
-else
-{
-lean_object* x_342; lean_object* x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; 
-x_342 = lean_ctor_get(x_320, 0);
-x_343 = lean_ctor_get(x_320, 1);
-x_344 = lean_ctor_get(x_320, 2);
-lean_inc(x_344);
-lean_inc(x_343);
-lean_inc(x_342);
-lean_dec(x_320);
-lean_inc(x_322);
-x_345 = l_Lean_MetavarContext_assignExpr(x_342, x_43, x_322);
-x_346 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_346, 0, x_345);
-lean_ctor_set(x_346, 1, x_343);
-lean_ctor_set(x_346, 2, x_344);
-x_347 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_322);
-lean_dec(x_305);
-lean_ctor_set(x_317, 1, x_346);
-lean_ctor_set(x_317, 0, x_347);
-return x_317;
+lean_inc(x_300);
+lean_dec(x_181);
+x_302 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_302, 0, x_300);
+lean_ctor_set(x_302, 1, x_301);
+return x_302;
 }
 }
 }
 else
 {
-lean_object* x_348; lean_object* x_349; lean_object* x_350; lean_object* x_351; lean_object* x_352; 
-x_348 = lean_ctor_get(x_317, 0);
-x_349 = lean_ctor_get(x_317, 1);
-lean_inc(x_349);
-lean_inc(x_348);
-lean_dec(x_317);
-lean_inc(x_348);
-x_350 = l_Lean_mkMVar(x_348);
-lean_inc(x_47);
-x_351 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_309, x_55, x_309, x_50, x_350);
-x_352 = lean_box(x_55);
-if (lean_obj_tag(x_352) == 2)
-{
-lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; 
-lean_dec(x_43);
-x_353 = lean_ctor_get(x_349, 0);
-lean_inc(x_353);
-x_354 = lean_ctor_get(x_349, 1);
-lean_inc(x_354);
-x_355 = lean_ctor_get(x_349, 2);
-lean_inc(x_355);
-if (lean_is_exclusive(x_349)) {
- lean_ctor_release(x_349, 0);
- lean_ctor_release(x_349, 1);
- lean_ctor_release(x_349, 2);
- x_356 = x_349;
-} else {
- lean_dec_ref(x_349);
- x_356 = lean_box(0);
-}
-x_357 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_302, x_302, x_50, x_309);
-x_358 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_302, x_302, x_50, x_3);
-lean_dec(x_302);
-x_359 = lean_metavar_ctx_assign_delayed(x_353, x_348, x_47, x_357, x_358);
-if (lean_is_scalar(x_356)) {
- x_360 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_360 = x_356;
-}
-lean_ctor_set(x_360, 0, x_359);
-lean_ctor_set(x_360, 1, x_354);
-lean_ctor_set(x_360, 2, x_355);
-x_361 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_351);
-lean_dec(x_305);
-x_362 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_362, 0, x_361);
-lean_ctor_set(x_362, 1, x_360);
-return x_362;
-}
-else
-{
-lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; 
-lean_dec(x_352);
-lean_dec(x_348);
-lean_dec(x_309);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_3);
-x_363 = lean_ctor_get(x_349, 0);
-lean_inc(x_363);
-x_364 = lean_ctor_get(x_349, 1);
-lean_inc(x_364);
-x_365 = lean_ctor_get(x_349, 2);
-lean_inc(x_365);
-if (lean_is_exclusive(x_349)) {
- lean_ctor_release(x_349, 0);
- lean_ctor_release(x_349, 1);
- lean_ctor_release(x_349, 2);
- x_366 = x_349;
-} else {
- lean_dec_ref(x_349);
- x_366 = lean_box(0);
-}
-lean_inc(x_351);
-x_367 = l_Lean_MetavarContext_assignExpr(x_363, x_43, x_351);
-if (lean_is_scalar(x_366)) {
- x_368 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_368 = x_366;
-}
-lean_ctor_set(x_368, 0, x_367);
-lean_ctor_set(x_368, 1, x_364);
-lean_ctor_set(x_368, 2, x_365);
-x_369 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_305, x_305, x_50, x_351);
-lean_dec(x_305);
-x_370 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_370, 0, x_369);
-lean_ctor_set(x_370, 1, x_368);
-return x_370;
-}
-}
-}
-else
-{
-uint8_t x_371; 
-lean_dec(x_312);
-lean_dec(x_310);
-lean_dec(x_309);
-lean_dec(x_305);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_43);
-lean_dec(x_3);
-x_371 = !lean_is_exclusive(x_314);
-if (x_371 == 0)
-{
-return x_314;
-}
-else
-{
-lean_object* x_372; lean_object* x_373; lean_object* x_374; 
-x_372 = lean_ctor_get(x_314, 0);
-x_373 = lean_ctor_get(x_314, 1);
-lean_inc(x_373);
-lean_inc(x_372);
-lean_dec(x_314);
-x_374 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_374, 0, x_372);
-lean_ctor_set(x_374, 1, x_373);
-return x_374;
-}
-}
-}
-}
-else
-{
-lean_object* x_375; lean_object* x_376; lean_object* x_377; 
-x_375 = lean_ctor_get(x_303, 0);
-x_376 = lean_ctor_get(x_303, 1);
-lean_inc(x_376);
-lean_inc(x_375);
+lean_object* x_303; lean_object* x_304; lean_object* x_305; 
+x_303 = lean_ctor_get(x_180, 0);
+lean_inc(x_303);
+lean_dec(x_180);
+x_304 = lean_ctor_get(x_303, 1);
+lean_inc(x_304);
 lean_dec(x_303);
-lean_inc(x_47);
-x_377 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_44, x_47, x_48);
-if (lean_obj_tag(x_377) == 0)
+lean_inc(x_1);
+x_305 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(x_1, x_52, x_4, x_5, x_6);
+if (lean_obj_tag(x_305) == 0)
 {
-lean_object* x_378; lean_object* x_379; 
-lean_dec(x_375);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_46);
-lean_dec(x_43);
+uint8_t x_306; 
+x_306 = !lean_is_exclusive(x_305);
+if (x_306 == 0)
+{
+lean_object* x_307; lean_object* x_308; lean_object* x_309; 
+x_307 = lean_ctor_get(x_305, 0);
+x_308 = lean_ctor_get(x_305, 1);
+lean_inc(x_49);
+x_309 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_309) == 0)
+{
+lean_object* x_310; 
+lean_dec(x_307);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_378 = lean_ctor_get(x_377, 0);
-lean_inc(x_378);
-lean_dec(x_377);
-x_379 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_379, 0, x_378);
-lean_ctor_set(x_379, 1, x_376);
-return x_379;
+x_310 = lean_ctor_get(x_309, 0);
+lean_inc(x_310);
+lean_dec(x_309);
+lean_ctor_set_tag(x_305, 1);
+lean_ctor_set(x_305, 0, x_310);
+return x_305;
 }
 else
 {
-lean_object* x_380; lean_object* x_381; lean_object* x_382; lean_object* x_383; lean_object* x_384; lean_object* x_385; 
-x_380 = lean_ctor_get(x_377, 0);
-lean_inc(x_380);
-lean_dec(x_377);
-lean_inc(x_47);
-x_381 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_47, x_380);
-x_382 = lean_ctor_get(x_46, 4);
-lean_inc(x_382);
-x_383 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(x_380, x_382, x_50, x_50);
-x_384 = lean_ctor_get(x_46, 2);
-lean_inc(x_384);
-lean_dec(x_46);
-lean_inc(x_47);
-x_385 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_47, x_380, x_55, x_384, x_376);
-if (lean_obj_tag(x_385) == 0)
+lean_object* x_311; lean_object* x_312; lean_object* x_313; lean_object* x_314; lean_object* x_315; lean_object* x_316; 
+lean_free_object(x_305);
+x_311 = lean_ctor_get(x_309, 0);
+lean_inc(x_311);
+lean_dec(x_309);
+lean_inc(x_49);
+x_312 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_311);
+x_313 = lean_ctor_get(x_48, 4);
+lean_inc(x_313);
+x_314 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(x_311, x_313, x_52, x_52);
+x_315 = lean_ctor_get(x_48, 2);
+lean_inc(x_315);
+lean_dec(x_48);
+lean_inc(x_49);
+x_316 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_311, x_57, x_315, x_5, x_308);
+if (lean_obj_tag(x_316) == 0)
 {
-lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; 
-x_386 = lean_ctor_get(x_385, 0);
-lean_inc(x_386);
-x_387 = lean_ctor_get(x_385, 1);
-lean_inc(x_387);
-lean_dec(x_385);
-x_388 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_381, x_383, x_386, x_55, x_387);
-x_389 = lean_ctor_get(x_388, 0);
-lean_inc(x_389);
-x_390 = lean_ctor_get(x_388, 1);
-lean_inc(x_390);
-if (lean_is_exclusive(x_388)) {
- lean_ctor_release(x_388, 0);
- lean_ctor_release(x_388, 1);
- x_391 = x_388;
-} else {
- lean_dec_ref(x_388);
- x_391 = lean_box(0);
+lean_object* x_317; lean_object* x_318; lean_object* x_319; uint8_t x_320; 
+x_317 = lean_ctor_get(x_316, 0);
+lean_inc(x_317);
+x_318 = lean_ctor_get(x_316, 1);
+lean_inc(x_318);
+lean_dec(x_316);
+x_319 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_312, x_314, x_317, x_57, x_5, x_318);
+x_320 = !lean_is_exclusive(x_319);
+if (x_320 == 0)
+{
+lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; 
+x_321 = lean_ctor_get(x_319, 0);
+x_322 = lean_ctor_get(x_319, 1);
+lean_inc(x_321);
+x_323 = l_Lean_mkMVar(x_321);
+lean_inc(x_49);
+x_324 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_311, x_57, x_311, x_52, x_323);
+x_325 = lean_box(x_57);
+if (lean_obj_tag(x_325) == 2)
+{
+uint8_t x_326; 
+lean_dec(x_45);
+x_326 = !lean_is_exclusive(x_322);
+if (x_326 == 0)
+{
+lean_object* x_327; lean_object* x_328; lean_object* x_329; lean_object* x_330; lean_object* x_331; 
+x_327 = lean_ctor_get(x_322, 0);
+x_328 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_304, x_304, x_52, x_311);
+x_329 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_304, x_304, x_52, x_3);
+lean_dec(x_304);
+x_330 = lean_metavar_ctx_assign_delayed(x_327, x_321, x_49, x_328, x_329);
+lean_ctor_set(x_322, 0, x_330);
+x_331 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_324);
+lean_dec(x_307);
+lean_ctor_set(x_319, 0, x_331);
+return x_319;
 }
-lean_inc(x_389);
-x_392 = l_Lean_mkMVar(x_389);
-lean_inc(x_47);
-x_393 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_47, x_380, x_55, x_380, x_50, x_392);
-x_394 = lean_box(x_55);
-if (lean_obj_tag(x_394) == 2)
+else
 {
-lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; 
-lean_dec(x_43);
-x_395 = lean_ctor_get(x_390, 0);
-lean_inc(x_395);
-x_396 = lean_ctor_get(x_390, 1);
-lean_inc(x_396);
-x_397 = lean_ctor_get(x_390, 2);
-lean_inc(x_397);
+lean_object* x_332; lean_object* x_333; lean_object* x_334; lean_object* x_335; lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; 
+x_332 = lean_ctor_get(x_322, 0);
+x_333 = lean_ctor_get(x_322, 1);
+x_334 = lean_ctor_get(x_322, 2);
+lean_inc(x_334);
+lean_inc(x_333);
+lean_inc(x_332);
+lean_dec(x_322);
+x_335 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_304, x_304, x_52, x_311);
+x_336 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_304, x_304, x_52, x_3);
+lean_dec(x_304);
+x_337 = lean_metavar_ctx_assign_delayed(x_332, x_321, x_49, x_335, x_336);
+x_338 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_338, 0, x_337);
+lean_ctor_set(x_338, 1, x_333);
+lean_ctor_set(x_338, 2, x_334);
+x_339 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_324);
+lean_dec(x_307);
+lean_ctor_set(x_319, 1, x_338);
+lean_ctor_set(x_319, 0, x_339);
+return x_319;
+}
+}
+else
+{
+uint8_t x_340; 
+lean_dec(x_325);
+lean_dec(x_321);
+lean_dec(x_311);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_3);
+x_340 = !lean_is_exclusive(x_322);
+if (x_340 == 0)
+{
+lean_object* x_341; lean_object* x_342; lean_object* x_343; 
+x_341 = lean_ctor_get(x_322, 0);
+lean_inc(x_324);
+x_342 = l_Lean_MetavarContext_assignExpr(x_341, x_45, x_324);
+lean_ctor_set(x_322, 0, x_342);
+x_343 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_324);
+lean_dec(x_307);
+lean_ctor_set(x_319, 0, x_343);
+return x_319;
+}
+else
+{
+lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; 
+x_344 = lean_ctor_get(x_322, 0);
+x_345 = lean_ctor_get(x_322, 1);
+x_346 = lean_ctor_get(x_322, 2);
+lean_inc(x_346);
+lean_inc(x_345);
+lean_inc(x_344);
+lean_dec(x_322);
+lean_inc(x_324);
+x_347 = l_Lean_MetavarContext_assignExpr(x_344, x_45, x_324);
+x_348 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_348, 0, x_347);
+lean_ctor_set(x_348, 1, x_345);
+lean_ctor_set(x_348, 2, x_346);
+x_349 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_324);
+lean_dec(x_307);
+lean_ctor_set(x_319, 1, x_348);
+lean_ctor_set(x_319, 0, x_349);
+return x_319;
+}
+}
+}
+else
+{
+lean_object* x_350; lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; 
+x_350 = lean_ctor_get(x_319, 0);
+x_351 = lean_ctor_get(x_319, 1);
+lean_inc(x_351);
+lean_inc(x_350);
+lean_dec(x_319);
+lean_inc(x_350);
+x_352 = l_Lean_mkMVar(x_350);
+lean_inc(x_49);
+x_353 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_311, x_57, x_311, x_52, x_352);
+x_354 = lean_box(x_57);
+if (lean_obj_tag(x_354) == 2)
+{
+lean_object* x_355; lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; 
+lean_dec(x_45);
+x_355 = lean_ctor_get(x_351, 0);
+lean_inc(x_355);
+x_356 = lean_ctor_get(x_351, 1);
+lean_inc(x_356);
+x_357 = lean_ctor_get(x_351, 2);
+lean_inc(x_357);
+if (lean_is_exclusive(x_351)) {
+ lean_ctor_release(x_351, 0);
+ lean_ctor_release(x_351, 1);
+ lean_ctor_release(x_351, 2);
+ x_358 = x_351;
+} else {
+ lean_dec_ref(x_351);
+ x_358 = lean_box(0);
+}
+x_359 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_304, x_304, x_52, x_311);
+x_360 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_304, x_304, x_52, x_3);
+lean_dec(x_304);
+x_361 = lean_metavar_ctx_assign_delayed(x_355, x_350, x_49, x_359, x_360);
+if (lean_is_scalar(x_358)) {
+ x_362 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_362 = x_358;
+}
+lean_ctor_set(x_362, 0, x_361);
+lean_ctor_set(x_362, 1, x_356);
+lean_ctor_set(x_362, 2, x_357);
+x_363 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_353);
+lean_dec(x_307);
+x_364 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_364, 0, x_363);
+lean_ctor_set(x_364, 1, x_362);
+return x_364;
+}
+else
+{
+lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; 
+lean_dec(x_354);
+lean_dec(x_350);
+lean_dec(x_311);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_3);
+x_365 = lean_ctor_get(x_351, 0);
+lean_inc(x_365);
+x_366 = lean_ctor_get(x_351, 1);
+lean_inc(x_366);
+x_367 = lean_ctor_get(x_351, 2);
+lean_inc(x_367);
+if (lean_is_exclusive(x_351)) {
+ lean_ctor_release(x_351, 0);
+ lean_ctor_release(x_351, 1);
+ lean_ctor_release(x_351, 2);
+ x_368 = x_351;
+} else {
+ lean_dec_ref(x_351);
+ x_368 = lean_box(0);
+}
+lean_inc(x_353);
+x_369 = l_Lean_MetavarContext_assignExpr(x_365, x_45, x_353);
+if (lean_is_scalar(x_368)) {
+ x_370 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_370 = x_368;
+}
+lean_ctor_set(x_370, 0, x_369);
+lean_ctor_set(x_370, 1, x_366);
+lean_ctor_set(x_370, 2, x_367);
+x_371 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_307, x_307, x_52, x_353);
+lean_dec(x_307);
+x_372 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_372, 0, x_371);
+lean_ctor_set(x_372, 1, x_370);
+return x_372;
+}
+}
+}
+else
+{
+uint8_t x_373; 
+lean_dec(x_314);
+lean_dec(x_312);
+lean_dec(x_311);
+lean_dec(x_307);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_45);
+lean_dec(x_3);
+x_373 = !lean_is_exclusive(x_316);
+if (x_373 == 0)
+{
+return x_316;
+}
+else
+{
+lean_object* x_374; lean_object* x_375; lean_object* x_376; 
+x_374 = lean_ctor_get(x_316, 0);
+x_375 = lean_ctor_get(x_316, 1);
+lean_inc(x_375);
+lean_inc(x_374);
+lean_dec(x_316);
+x_376 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_376, 0, x_374);
+lean_ctor_set(x_376, 1, x_375);
+return x_376;
+}
+}
+}
+}
+else
+{
+lean_object* x_377; lean_object* x_378; lean_object* x_379; 
+x_377 = lean_ctor_get(x_305, 0);
+x_378 = lean_ctor_get(x_305, 1);
+lean_inc(x_378);
+lean_inc(x_377);
+lean_dec(x_305);
+lean_inc(x_49);
+x_379 = l___private_Init_Lean_MetavarContext_10__collectDeps(x_46, x_49, x_50, x_5);
+if (lean_obj_tag(x_379) == 0)
+{
+lean_object* x_380; lean_object* x_381; 
+lean_dec(x_377);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_48);
+lean_dec(x_45);
+lean_dec(x_3);
+lean_dec(x_1);
+x_380 = lean_ctor_get(x_379, 0);
+lean_inc(x_380);
+lean_dec(x_379);
+x_381 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_381, 0, x_380);
+lean_ctor_set(x_381, 1, x_378);
+return x_381;
+}
+else
+{
+lean_object* x_382; lean_object* x_383; lean_object* x_384; lean_object* x_385; lean_object* x_386; lean_object* x_387; 
+x_382 = lean_ctor_get(x_379, 0);
+lean_inc(x_382);
+lean_dec(x_379);
+lean_inc(x_49);
+x_383 = l___private_Init_Lean_MetavarContext_11__reduceLocalContext(x_49, x_382);
+x_384 = lean_ctor_get(x_48, 4);
+lean_inc(x_384);
+x_385 = l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(x_382, x_384, x_52, x_52);
+x_386 = lean_ctor_get(x_48, 2);
+lean_inc(x_386);
+lean_dec(x_48);
+lean_inc(x_49);
+x_387 = l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(x_1, x_49, x_382, x_57, x_386, x_5, x_378);
+if (lean_obj_tag(x_387) == 0)
+{
+lean_object* x_388; lean_object* x_389; lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; lean_object* x_395; lean_object* x_396; 
+x_388 = lean_ctor_get(x_387, 0);
+lean_inc(x_388);
+x_389 = lean_ctor_get(x_387, 1);
+lean_inc(x_389);
+lean_dec(x_387);
+x_390 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_383, x_385, x_388, x_57, x_5, x_389);
+x_391 = lean_ctor_get(x_390, 0);
+lean_inc(x_391);
+x_392 = lean_ctor_get(x_390, 1);
+lean_inc(x_392);
 if (lean_is_exclusive(x_390)) {
  lean_ctor_release(x_390, 0);
  lean_ctor_release(x_390, 1);
- lean_ctor_release(x_390, 2);
- x_398 = x_390;
+ x_393 = x_390;
 } else {
  lean_dec_ref(x_390);
- x_398 = lean_box(0);
+ x_393 = lean_box(0);
 }
-x_399 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_302, x_302, x_50, x_380);
-x_400 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_302, x_302, x_50, x_3);
-lean_dec(x_302);
-x_401 = lean_metavar_ctx_assign_delayed(x_395, x_389, x_47, x_399, x_400);
-if (lean_is_scalar(x_398)) {
- x_402 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_391);
+x_394 = l_Lean_mkMVar(x_391);
+lean_inc(x_49);
+x_395 = l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(x_49, x_382, x_57, x_382, x_52, x_394);
+x_396 = lean_box(x_57);
+if (lean_obj_tag(x_396) == 2)
+{
+lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; 
+lean_dec(x_45);
+x_397 = lean_ctor_get(x_392, 0);
+lean_inc(x_397);
+x_398 = lean_ctor_get(x_392, 1);
+lean_inc(x_398);
+x_399 = lean_ctor_get(x_392, 2);
+lean_inc(x_399);
+if (lean_is_exclusive(x_392)) {
+ lean_ctor_release(x_392, 0);
+ lean_ctor_release(x_392, 1);
+ lean_ctor_release(x_392, 2);
+ x_400 = x_392;
 } else {
- x_402 = x_398;
+ lean_dec_ref(x_392);
+ x_400 = lean_box(0);
 }
-lean_ctor_set(x_402, 0, x_401);
-lean_ctor_set(x_402, 1, x_396);
-lean_ctor_set(x_402, 2, x_397);
-x_403 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_375, x_375, x_50, x_393);
-lean_dec(x_375);
-if (lean_is_scalar(x_391)) {
- x_404 = lean_alloc_ctor(0, 2, 0);
+x_401 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_304, x_304, x_52, x_382);
+x_402 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_304, x_304, x_52, x_3);
+lean_dec(x_304);
+x_403 = lean_metavar_ctx_assign_delayed(x_397, x_391, x_49, x_401, x_402);
+if (lean_is_scalar(x_400)) {
+ x_404 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_404 = x_391;
+ x_404 = x_400;
 }
 lean_ctor_set(x_404, 0, x_403);
-lean_ctor_set(x_404, 1, x_402);
-return x_404;
+lean_ctor_set(x_404, 1, x_398);
+lean_ctor_set(x_404, 2, x_399);
+x_405 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_377, x_377, x_52, x_395);
+lean_dec(x_377);
+if (lean_is_scalar(x_393)) {
+ x_406 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_406 = x_393;
+}
+lean_ctor_set(x_406, 0, x_405);
+lean_ctor_set(x_406, 1, x_404);
+return x_406;
 }
 else
 {
-lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; 
-lean_dec(x_394);
-lean_dec(x_389);
-lean_dec(x_380);
-lean_dec(x_302);
-lean_dec(x_47);
+lean_object* x_407; lean_object* x_408; lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; lean_object* x_414; 
+lean_dec(x_396);
+lean_dec(x_391);
+lean_dec(x_382);
+lean_dec(x_304);
+lean_dec(x_49);
 lean_dec(x_3);
-x_405 = lean_ctor_get(x_390, 0);
-lean_inc(x_405);
-x_406 = lean_ctor_get(x_390, 1);
-lean_inc(x_406);
-x_407 = lean_ctor_get(x_390, 2);
+x_407 = lean_ctor_get(x_392, 0);
 lean_inc(x_407);
-if (lean_is_exclusive(x_390)) {
- lean_ctor_release(x_390, 0);
- lean_ctor_release(x_390, 1);
- lean_ctor_release(x_390, 2);
- x_408 = x_390;
+x_408 = lean_ctor_get(x_392, 1);
+lean_inc(x_408);
+x_409 = lean_ctor_get(x_392, 2);
+lean_inc(x_409);
+if (lean_is_exclusive(x_392)) {
+ lean_ctor_release(x_392, 0);
+ lean_ctor_release(x_392, 1);
+ lean_ctor_release(x_392, 2);
+ x_410 = x_392;
 } else {
- lean_dec_ref(x_390);
- x_408 = lean_box(0);
+ lean_dec_ref(x_392);
+ x_410 = lean_box(0);
 }
-lean_inc(x_393);
-x_409 = l_Lean_MetavarContext_assignExpr(x_405, x_43, x_393);
-if (lean_is_scalar(x_408)) {
- x_410 = lean_alloc_ctor(0, 3, 0);
+lean_inc(x_395);
+x_411 = l_Lean_MetavarContext_assignExpr(x_407, x_45, x_395);
+if (lean_is_scalar(x_410)) {
+ x_412 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_410 = x_408;
-}
-lean_ctor_set(x_410, 0, x_409);
-lean_ctor_set(x_410, 1, x_406);
-lean_ctor_set(x_410, 2, x_407);
-x_411 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_375, x_375, x_50, x_393);
-lean_dec(x_375);
-if (lean_is_scalar(x_391)) {
- x_412 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_412 = x_391;
+ x_412 = x_410;
 }
 lean_ctor_set(x_412, 0, x_411);
-lean_ctor_set(x_412, 1, x_410);
-return x_412;
+lean_ctor_set(x_412, 1, x_408);
+lean_ctor_set(x_412, 2, x_409);
+x_413 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_377, x_377, x_52, x_395);
+lean_dec(x_377);
+if (lean_is_scalar(x_393)) {
+ x_414 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_414 = x_393;
+}
+lean_ctor_set(x_414, 0, x_413);
+lean_ctor_set(x_414, 1, x_412);
+return x_414;
 }
 }
 else
 {
-lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; 
+lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+lean_dec(x_385);
 lean_dec(x_383);
-lean_dec(x_381);
-lean_dec(x_380);
-lean_dec(x_375);
-lean_dec(x_302);
-lean_dec(x_47);
-lean_dec(x_43);
+lean_dec(x_382);
+lean_dec(x_377);
+lean_dec(x_304);
+lean_dec(x_49);
+lean_dec(x_45);
 lean_dec(x_3);
-x_413 = lean_ctor_get(x_385, 0);
-lean_inc(x_413);
-x_414 = lean_ctor_get(x_385, 1);
-lean_inc(x_414);
-if (lean_is_exclusive(x_385)) {
- lean_ctor_release(x_385, 0);
- lean_ctor_release(x_385, 1);
- x_415 = x_385;
+x_415 = lean_ctor_get(x_387, 0);
+lean_inc(x_415);
+x_416 = lean_ctor_get(x_387, 1);
+lean_inc(x_416);
+if (lean_is_exclusive(x_387)) {
+ lean_ctor_release(x_387, 0);
+ lean_ctor_release(x_387, 1);
+ x_417 = x_387;
 } else {
- lean_dec_ref(x_385);
- x_415 = lean_box(0);
+ lean_dec_ref(x_387);
+ x_417 = lean_box(0);
 }
-if (lean_is_scalar(x_415)) {
- x_416 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_417)) {
+ x_418 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_416 = x_415;
+ x_418 = x_417;
 }
-lean_ctor_set(x_416, 0, x_413);
-lean_ctor_set(x_416, 1, x_414);
-return x_416;
+lean_ctor_set(x_418, 0, x_415);
+lean_ctor_set(x_418, 1, x_416);
+return x_418;
 }
 }
 }
 }
 else
 {
-uint8_t x_417; 
-lean_dec(x_302);
+uint8_t x_419; 
+lean_dec(x_304);
+lean_dec(x_50);
+lean_dec(x_49);
 lean_dec(x_48);
-lean_dec(x_47);
 lean_dec(x_46);
-lean_dec(x_44);
-lean_dec(x_43);
+lean_dec(x_45);
 lean_dec(x_3);
 lean_dec(x_1);
-x_417 = !lean_is_exclusive(x_303);
-if (x_417 == 0)
+x_419 = !lean_is_exclusive(x_305);
+if (x_419 == 0)
 {
-return x_303;
+return x_305;
 }
 else
 {
-lean_object* x_418; lean_object* x_419; lean_object* x_420; 
-x_418 = lean_ctor_get(x_303, 0);
-x_419 = lean_ctor_get(x_303, 1);
-lean_inc(x_419);
-lean_inc(x_418);
-lean_dec(x_303);
-x_420 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_420, 0, x_418);
-lean_ctor_set(x_420, 1, x_419);
-return x_420;
+lean_object* x_420; lean_object* x_421; lean_object* x_422; 
+x_420 = lean_ctor_get(x_305, 0);
+x_421 = lean_ctor_get(x_305, 1);
+lean_inc(x_421);
+lean_inc(x_420);
+lean_dec(x_305);
+x_422 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_422, 0, x_420);
+lean_ctor_set(x_422, 1, x_421);
+return x_422;
 }
 }
 }
@@ -30149,280 +38111,280 @@ return x_420;
 }
 else
 {
-uint8_t x_423; 
+uint8_t x_425; 
+lean_dec(x_50);
+lean_dec(x_49);
 lean_dec(x_48);
-lean_dec(x_47);
 lean_dec(x_46);
-lean_dec(x_44);
-lean_dec(x_43);
-x_423 = l_Lean_Expr_isLambda(x_3);
-if (x_423 == 0)
-{
-uint8_t x_424; 
-x_424 = lean_expr_eqv(x_3, x_3);
-if (x_424 == 0)
-{
-goto _start;
-}
-else
-{
-lean_object* x_426; 
-x_426 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(x_1, x_50, x_4, x_5);
-if (lean_obj_tag(x_426) == 0)
-{
-uint8_t x_427; 
-x_427 = !lean_is_exclusive(x_426);
-if (x_427 == 0)
-{
-lean_object* x_428; lean_object* x_429; 
-x_428 = lean_ctor_get(x_426, 0);
-x_429 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_428, x_428, x_50, x_3);
-lean_dec(x_428);
-lean_ctor_set(x_426, 0, x_429);
-return x_426;
-}
-else
-{
-lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; 
-x_430 = lean_ctor_get(x_426, 0);
-x_431 = lean_ctor_get(x_426, 1);
-lean_inc(x_431);
-lean_inc(x_430);
-lean_dec(x_426);
-x_432 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_430, x_430, x_50, x_3);
-lean_dec(x_430);
-x_433 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_433, 0, x_432);
-lean_ctor_set(x_433, 1, x_431);
-return x_433;
-}
-}
-else
-{
-uint8_t x_434; 
-lean_dec(x_3);
-x_434 = !lean_is_exclusive(x_426);
-if (x_434 == 0)
-{
-return x_426;
-}
-else
-{
-lean_object* x_435; lean_object* x_436; lean_object* x_437; 
-x_435 = lean_ctor_get(x_426, 0);
-x_436 = lean_ctor_get(x_426, 1);
-lean_inc(x_436);
-lean_inc(x_435);
-lean_dec(x_426);
-x_437 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_437, 0, x_435);
-lean_ctor_set(x_437, 1, x_436);
-return x_437;
-}
-}
-}
-}
-else
-{
-lean_object* x_438; 
-x_438 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(x_1, x_50, x_4, x_5);
-if (lean_obj_tag(x_438) == 0)
-{
-uint8_t x_439; 
-x_439 = !lean_is_exclusive(x_438);
-if (x_439 == 0)
-{
-lean_object* x_440; lean_object* x_441; lean_object* x_442; 
-x_440 = lean_ctor_get(x_438, 0);
-x_441 = l_Array_reverseAux___main___rarg(x_440, x_50);
-x_442 = l_Lean_Expr_betaRev(x_3, x_441);
-lean_dec(x_441);
-lean_dec(x_3);
-lean_ctor_set(x_438, 0, x_442);
-return x_438;
-}
-else
-{
-lean_object* x_443; lean_object* x_444; lean_object* x_445; lean_object* x_446; lean_object* x_447; 
-x_443 = lean_ctor_get(x_438, 0);
-x_444 = lean_ctor_get(x_438, 1);
-lean_inc(x_444);
-lean_inc(x_443);
-lean_dec(x_438);
-x_445 = l_Array_reverseAux___main___rarg(x_443, x_50);
-x_446 = l_Lean_Expr_betaRev(x_3, x_445);
-lean_dec(x_445);
-lean_dec(x_3);
-x_447 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_447, 0, x_446);
-lean_ctor_set(x_447, 1, x_444);
-return x_447;
-}
-}
-else
-{
-uint8_t x_448; 
-lean_dec(x_3);
-x_448 = !lean_is_exclusive(x_438);
-if (x_448 == 0)
-{
-return x_438;
-}
-else
-{
-lean_object* x_449; lean_object* x_450; lean_object* x_451; 
-x_449 = lean_ctor_get(x_438, 0);
-x_450 = lean_ctor_get(x_438, 1);
-lean_inc(x_450);
-lean_inc(x_449);
-lean_dec(x_438);
-x_451 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_451, 0, x_449);
-lean_ctor_set(x_451, 1, x_450);
-return x_451;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_452; uint8_t x_453; 
-lean_dec(x_44);
-lean_dec(x_43);
-x_452 = lean_ctor_get(x_45, 0);
-lean_inc(x_452);
 lean_dec(x_45);
-x_453 = l_Lean_Expr_isLambda(x_452);
-if (x_453 == 0)
+x_425 = l_Lean_Expr_isLambda(x_3);
+if (x_425 == 0)
 {
-uint8_t x_454; 
-x_454 = lean_expr_eqv(x_452, x_3);
-lean_dec(x_3);
-if (x_454 == 0)
+uint8_t x_426; 
+x_426 = lean_expr_eqv(x_3, x_3);
+if (x_426 == 0)
 {
-x_3 = x_452;
 goto _start;
 }
 else
 {
-lean_object* x_456; lean_object* x_457; 
-x_456 = lean_unsigned_to_nat(0u);
-x_457 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(x_1, x_456, x_4, x_5);
-if (lean_obj_tag(x_457) == 0)
+lean_object* x_428; 
+x_428 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(x_1, x_52, x_4, x_5, x_6);
+if (lean_obj_tag(x_428) == 0)
 {
-uint8_t x_458; 
-x_458 = !lean_is_exclusive(x_457);
-if (x_458 == 0)
+uint8_t x_429; 
+x_429 = !lean_is_exclusive(x_428);
+if (x_429 == 0)
 {
-lean_object* x_459; lean_object* x_460; 
-x_459 = lean_ctor_get(x_457, 0);
-x_460 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_459, x_459, x_456, x_452);
-lean_dec(x_459);
-lean_ctor_set(x_457, 0, x_460);
-return x_457;
+lean_object* x_430; lean_object* x_431; 
+x_430 = lean_ctor_get(x_428, 0);
+x_431 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_430, x_430, x_52, x_3);
+lean_dec(x_430);
+lean_ctor_set(x_428, 0, x_431);
+return x_428;
 }
 else
 {
-lean_object* x_461; lean_object* x_462; lean_object* x_463; lean_object* x_464; 
-x_461 = lean_ctor_get(x_457, 0);
-x_462 = lean_ctor_get(x_457, 1);
-lean_inc(x_462);
-lean_inc(x_461);
-lean_dec(x_457);
-x_463 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_461, x_461, x_456, x_452);
-lean_dec(x_461);
-x_464 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_464, 0, x_463);
-lean_ctor_set(x_464, 1, x_462);
-return x_464;
+lean_object* x_432; lean_object* x_433; lean_object* x_434; lean_object* x_435; 
+x_432 = lean_ctor_get(x_428, 0);
+x_433 = lean_ctor_get(x_428, 1);
+lean_inc(x_433);
+lean_inc(x_432);
+lean_dec(x_428);
+x_434 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_432, x_432, x_52, x_3);
+lean_dec(x_432);
+x_435 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_435, 0, x_434);
+lean_ctor_set(x_435, 1, x_433);
+return x_435;
 }
 }
 else
 {
-uint8_t x_465; 
-lean_dec(x_452);
-x_465 = !lean_is_exclusive(x_457);
-if (x_465 == 0)
-{
-return x_457;
-}
-else
-{
-lean_object* x_466; lean_object* x_467; lean_object* x_468; 
-x_466 = lean_ctor_get(x_457, 0);
-x_467 = lean_ctor_get(x_457, 1);
-lean_inc(x_467);
-lean_inc(x_466);
-lean_dec(x_457);
-x_468 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_468, 0, x_466);
-lean_ctor_set(x_468, 1, x_467);
-return x_468;
-}
-}
-}
-}
-else
-{
-lean_object* x_469; lean_object* x_470; 
+uint8_t x_436; 
 lean_dec(x_3);
-x_469 = lean_unsigned_to_nat(0u);
-x_470 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(x_1, x_469, x_4, x_5);
-if (lean_obj_tag(x_470) == 0)
+x_436 = !lean_is_exclusive(x_428);
+if (x_436 == 0)
 {
-uint8_t x_471; 
-x_471 = !lean_is_exclusive(x_470);
-if (x_471 == 0)
+return x_428;
+}
+else
 {
-lean_object* x_472; lean_object* x_473; lean_object* x_474; 
-x_472 = lean_ctor_get(x_470, 0);
-x_473 = l_Array_reverseAux___main___rarg(x_472, x_469);
-x_474 = l_Lean_Expr_betaRev(x_452, x_473);
-lean_dec(x_473);
-lean_dec(x_452);
-lean_ctor_set(x_470, 0, x_474);
+lean_object* x_437; lean_object* x_438; lean_object* x_439; 
+x_437 = lean_ctor_get(x_428, 0);
+x_438 = lean_ctor_get(x_428, 1);
+lean_inc(x_438);
+lean_inc(x_437);
+lean_dec(x_428);
+x_439 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_439, 0, x_437);
+lean_ctor_set(x_439, 1, x_438);
+return x_439;
+}
+}
+}
+}
+else
+{
+lean_object* x_440; 
+x_440 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(x_1, x_52, x_4, x_5, x_6);
+if (lean_obj_tag(x_440) == 0)
+{
+uint8_t x_441; 
+x_441 = !lean_is_exclusive(x_440);
+if (x_441 == 0)
+{
+lean_object* x_442; lean_object* x_443; lean_object* x_444; 
+x_442 = lean_ctor_get(x_440, 0);
+x_443 = l_Array_reverseAux___main___rarg(x_442, x_52);
+x_444 = l_Lean_Expr_betaRev(x_3, x_443);
+lean_dec(x_443);
+lean_dec(x_3);
+lean_ctor_set(x_440, 0, x_444);
+return x_440;
+}
+else
+{
+lean_object* x_445; lean_object* x_446; lean_object* x_447; lean_object* x_448; lean_object* x_449; 
+x_445 = lean_ctor_get(x_440, 0);
+x_446 = lean_ctor_get(x_440, 1);
+lean_inc(x_446);
+lean_inc(x_445);
+lean_dec(x_440);
+x_447 = l_Array_reverseAux___main___rarg(x_445, x_52);
+x_448 = l_Lean_Expr_betaRev(x_3, x_447);
+lean_dec(x_447);
+lean_dec(x_3);
+x_449 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_449, 0, x_448);
+lean_ctor_set(x_449, 1, x_446);
+return x_449;
+}
+}
+else
+{
+uint8_t x_450; 
+lean_dec(x_3);
+x_450 = !lean_is_exclusive(x_440);
+if (x_450 == 0)
+{
+return x_440;
+}
+else
+{
+lean_object* x_451; lean_object* x_452; lean_object* x_453; 
+x_451 = lean_ctor_get(x_440, 0);
+x_452 = lean_ctor_get(x_440, 1);
+lean_inc(x_452);
+lean_inc(x_451);
+lean_dec(x_440);
+x_453 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_453, 0, x_451);
+lean_ctor_set(x_453, 1, x_452);
+return x_453;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_454; uint8_t x_455; 
+lean_dec(x_46);
+lean_dec(x_45);
+x_454 = lean_ctor_get(x_47, 0);
+lean_inc(x_454);
+lean_dec(x_47);
+x_455 = l_Lean_Expr_isLambda(x_454);
+if (x_455 == 0)
+{
+uint8_t x_456; 
+x_456 = lean_expr_eqv(x_454, x_3);
+lean_dec(x_3);
+if (x_456 == 0)
+{
+x_3 = x_454;
+goto _start;
+}
+else
+{
+lean_object* x_458; lean_object* x_459; 
+x_458 = lean_unsigned_to_nat(0u);
+x_459 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(x_1, x_458, x_4, x_5, x_6);
+if (lean_obj_tag(x_459) == 0)
+{
+uint8_t x_460; 
+x_460 = !lean_is_exclusive(x_459);
+if (x_460 == 0)
+{
+lean_object* x_461; lean_object* x_462; 
+x_461 = lean_ctor_get(x_459, 0);
+x_462 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_461, x_461, x_458, x_454);
+lean_dec(x_461);
+lean_ctor_set(x_459, 0, x_462);
+return x_459;
+}
+else
+{
+lean_object* x_463; lean_object* x_464; lean_object* x_465; lean_object* x_466; 
+x_463 = lean_ctor_get(x_459, 0);
+x_464 = lean_ctor_get(x_459, 1);
+lean_inc(x_464);
+lean_inc(x_463);
+lean_dec(x_459);
+x_465 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_463, x_463, x_458, x_454);
+lean_dec(x_463);
+x_466 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_466, 0, x_465);
+lean_ctor_set(x_466, 1, x_464);
+return x_466;
+}
+}
+else
+{
+uint8_t x_467; 
+lean_dec(x_454);
+x_467 = !lean_is_exclusive(x_459);
+if (x_467 == 0)
+{
+return x_459;
+}
+else
+{
+lean_object* x_468; lean_object* x_469; lean_object* x_470; 
+x_468 = lean_ctor_get(x_459, 0);
+x_469 = lean_ctor_get(x_459, 1);
+lean_inc(x_469);
+lean_inc(x_468);
+lean_dec(x_459);
+x_470 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_470, 0, x_468);
+lean_ctor_set(x_470, 1, x_469);
 return x_470;
 }
-else
-{
-lean_object* x_475; lean_object* x_476; lean_object* x_477; lean_object* x_478; lean_object* x_479; 
-x_475 = lean_ctor_get(x_470, 0);
-x_476 = lean_ctor_get(x_470, 1);
-lean_inc(x_476);
-lean_inc(x_475);
-lean_dec(x_470);
-x_477 = l_Array_reverseAux___main___rarg(x_475, x_469);
-x_478 = l_Lean_Expr_betaRev(x_452, x_477);
-lean_dec(x_477);
-lean_dec(x_452);
-x_479 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_479, 0, x_478);
-lean_ctor_set(x_479, 1, x_476);
-return x_479;
+}
 }
 }
 else
 {
-uint8_t x_480; 
-lean_dec(x_452);
-x_480 = !lean_is_exclusive(x_470);
-if (x_480 == 0)
+lean_object* x_471; lean_object* x_472; 
+lean_dec(x_3);
+x_471 = lean_unsigned_to_nat(0u);
+x_472 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(x_1, x_471, x_4, x_5, x_6);
+if (lean_obj_tag(x_472) == 0)
 {
-return x_470;
+uint8_t x_473; 
+x_473 = !lean_is_exclusive(x_472);
+if (x_473 == 0)
+{
+lean_object* x_474; lean_object* x_475; lean_object* x_476; 
+x_474 = lean_ctor_get(x_472, 0);
+x_475 = l_Array_reverseAux___main___rarg(x_474, x_471);
+x_476 = l_Lean_Expr_betaRev(x_454, x_475);
+lean_dec(x_475);
+lean_dec(x_454);
+lean_ctor_set(x_472, 0, x_476);
+return x_472;
 }
 else
 {
-lean_object* x_481; lean_object* x_482; lean_object* x_483; 
-x_481 = lean_ctor_get(x_470, 0);
-x_482 = lean_ctor_get(x_470, 1);
-lean_inc(x_482);
-lean_inc(x_481);
-lean_dec(x_470);
-x_483 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_483, 0, x_481);
-lean_ctor_set(x_483, 1, x_482);
-return x_483;
+lean_object* x_477; lean_object* x_478; lean_object* x_479; lean_object* x_480; lean_object* x_481; 
+x_477 = lean_ctor_get(x_472, 0);
+x_478 = lean_ctor_get(x_472, 1);
+lean_inc(x_478);
+lean_inc(x_477);
+lean_dec(x_472);
+x_479 = l_Array_reverseAux___main___rarg(x_477, x_471);
+x_480 = l_Lean_Expr_betaRev(x_454, x_479);
+lean_dec(x_479);
+lean_dec(x_454);
+x_481 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_481, 0, x_480);
+lean_ctor_set(x_481, 1, x_478);
+return x_481;
+}
+}
+else
+{
+uint8_t x_482; 
+lean_dec(x_454);
+x_482 = !lean_is_exclusive(x_472);
+if (x_482 == 0)
+{
+return x_472;
+}
+else
+{
+lean_object* x_483; lean_object* x_484; lean_object* x_485; 
+x_483 = lean_ctor_get(x_472, 0);
+x_484 = lean_ctor_get(x_472, 1);
+lean_inc(x_484);
+lean_inc(x_483);
+lean_dec(x_472);
+x_485 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_485, 0, x_483);
+lean_ctor_set(x_485, 1, x_484);
+return x_485;
 }
 }
 }
@@ -30430,175 +38392,196 @@ return x_483;
 }
 else
 {
-lean_object* x_484; 
-x_484 = lean_box(0);
-x_6 = x_484;
-goto block_42;
+lean_object* x_486; 
+x_486 = lean_box(0);
+x_7 = x_486;
+goto block_44;
 }
-block_42:
+block_44:
 {
-lean_object* x_7; lean_object* x_8; uint8_t x_23; 
-lean_dec(x_6);
-x_23 = l_Lean_Expr_hasMVar(x_3);
-if (x_23 == 0)
+lean_object* x_8; lean_object* x_9; uint8_t x_24; 
+lean_dec(x_7);
+x_24 = l_Lean_Expr_hasMVar(x_3);
+if (x_24 == 0)
 {
-x_7 = x_3;
-x_8 = x_5;
-goto block_22;
+x_8 = x_3;
+x_9 = x_6;
+goto block_23;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_5, 2);
-lean_inc(x_24);
-x_25 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_24, x_3);
-lean_dec(x_24);
-if (lean_obj_tag(x_25) == 0)
-{
-lean_object* x_26; 
-lean_inc(x_1);
-lean_inc(x_3);
-x_26 = lean_apply_2(x_1, x_3, x_5);
+lean_object* x_25; lean_object* x_26; 
+x_25 = lean_ctor_get(x_6, 2);
+lean_inc(x_25);
+x_26 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_25, x_3);
+lean_dec(x_25);
 if (lean_obj_tag(x_26) == 0)
 {
-lean_object* x_27; lean_object* x_28; uint8_t x_29; 
-x_27 = lean_ctor_get(x_26, 1);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_26, 0);
-lean_inc(x_28);
-lean_dec(x_26);
-x_29 = !lean_is_exclusive(x_27);
-if (x_29 == 0)
+lean_object* x_27; lean_object* x_28; 
+x_27 = lean_box(x_5);
+lean_inc(x_1);
+lean_inc(x_3);
+x_28 = lean_apply_3(x_1, x_3, x_27, x_6);
+if (lean_obj_tag(x_28) == 0)
 {
-lean_object* x_30; lean_object* x_31; 
-x_30 = lean_ctor_get(x_27, 2);
-lean_inc(x_28);
-x_31 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_30, x_3, x_28);
-lean_ctor_set(x_27, 2, x_31);
-x_7 = x_28;
-x_8 = x_27;
-goto block_22;
+lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_29 = lean_ctor_get(x_28, 1);
+lean_inc(x_29);
+x_30 = lean_ctor_get(x_28, 0);
+lean_inc(x_30);
+lean_dec(x_28);
+x_31 = !lean_is_exclusive(x_29);
+if (x_31 == 0)
+{
+lean_object* x_32; lean_object* x_33; 
+x_32 = lean_ctor_get(x_29, 2);
+lean_inc(x_30);
+x_33 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_32, x_3, x_30);
+lean_ctor_set(x_29, 2, x_33);
+x_8 = x_30;
+x_9 = x_29;
+goto block_23;
 }
 else
 {
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_32 = lean_ctor_get(x_27, 0);
-x_33 = lean_ctor_get(x_27, 1);
-x_34 = lean_ctor_get(x_27, 2);
+lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
+x_34 = lean_ctor_get(x_29, 0);
+x_35 = lean_ctor_get(x_29, 1);
+x_36 = lean_ctor_get(x_29, 2);
+lean_inc(x_36);
+lean_inc(x_35);
 lean_inc(x_34);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_27);
-lean_inc(x_28);
-x_35 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_34, x_3, x_28);
-x_36 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_36, 0, x_32);
-lean_ctor_set(x_36, 1, x_33);
-lean_ctor_set(x_36, 2, x_35);
-x_7 = x_28;
-x_8 = x_36;
-goto block_22;
+lean_dec(x_29);
+lean_inc(x_30);
+x_37 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_36, x_3, x_30);
+x_38 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_38, 0, x_34);
+lean_ctor_set(x_38, 1, x_35);
+lean_ctor_set(x_38, 2, x_37);
+x_8 = x_30;
+x_9 = x_38;
+goto block_23;
 }
 }
 else
 {
-uint8_t x_37; 
+uint8_t x_39; 
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_37 = !lean_is_exclusive(x_26);
-if (x_37 == 0)
+x_39 = !lean_is_exclusive(x_28);
+if (x_39 == 0)
 {
-return x_26;
+return x_28;
 }
 else
 {
-lean_object* x_38; lean_object* x_39; lean_object* x_40; 
-x_38 = lean_ctor_get(x_26, 0);
-x_39 = lean_ctor_get(x_26, 1);
-lean_inc(x_39);
-lean_inc(x_38);
-lean_dec(x_26);
-x_40 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_40, 0, x_38);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_3);
-x_41 = lean_ctor_get(x_25, 0);
+lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+x_40 = lean_ctor_get(x_28, 0);
+x_41 = lean_ctor_get(x_28, 1);
 lean_inc(x_41);
-lean_dec(x_25);
-x_7 = x_41;
-x_8 = x_5;
-goto block_22;
+lean_inc(x_40);
+lean_dec(x_28);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_40);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
 }
 }
-block_22:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(x_1, x_9, x_4, x_8);
-if (lean_obj_tag(x_10) == 0)
-{
-uint8_t x_11; 
-x_11 = !lean_is_exclusive(x_10);
-if (x_11 == 0)
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_10, 0);
-x_13 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_12, x_12, x_9, x_7);
-lean_dec(x_12);
-lean_ctor_set(x_10, 0, x_13);
-return x_10;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
-x_14 = lean_ctor_get(x_10, 0);
-x_15 = lean_ctor_get(x_10, 1);
+lean_object* x_43; 
+lean_dec(x_3);
+x_43 = lean_ctor_get(x_26, 0);
+lean_inc(x_43);
+lean_dec(x_26);
+x_8 = x_43;
+x_9 = x_6;
+goto block_23;
+}
+}
+block_23:
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(0u);
+x_11 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(x_1, x_10, x_4, x_5, x_9);
+if (lean_obj_tag(x_11) == 0)
+{
+uint8_t x_12; 
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+x_14 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_13, x_13, x_10, x_8);
+lean_dec(x_13);
+lean_ctor_set(x_11, 0, x_14);
+return x_11;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_15 = lean_ctor_get(x_11, 0);
+x_16 = lean_ctor_get(x_11, 1);
+lean_inc(x_16);
 lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_10);
-x_16 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_14, x_14, x_9, x_7);
-lean_dec(x_14);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_15);
-return x_17;
+lean_dec(x_11);
+x_17 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_15, x_15, x_10, x_8);
+lean_dec(x_15);
+x_18 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_18, 0, x_17);
+lean_ctor_set(x_18, 1, x_16);
+return x_18;
 }
 }
 else
 {
-uint8_t x_18; 
-lean_dec(x_7);
-x_18 = !lean_is_exclusive(x_10);
-if (x_18 == 0)
+uint8_t x_19; 
+lean_dec(x_8);
+x_19 = !lean_is_exclusive(x_11);
+if (x_19 == 0)
 {
-return x_10;
+return x_11;
 }
 else
 {
-lean_object* x_19; lean_object* x_20; lean_object* x_21; 
-x_19 = lean_ctor_get(x_10, 0);
-x_20 = lean_ctor_get(x_10, 1);
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_11, 0);
+x_21 = lean_ctor_get(x_11, 1);
+lean_inc(x_21);
 lean_inc(x_20);
-lean_inc(x_19);
-lean_dec(x_10);
-x_21 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_21, 0, x_19);
-lean_ctor_set(x_21, 1, x_20);
-return x_21;
+lean_dec(x_11);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_20);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
 }
 }
 }
 }
 }
 }
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__3___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -30621,6 +38604,16 @@ lean_dec(x_1);
 return x_5;
 }
 }
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -30643,6 +38636,16 @@ lean_dec(x_1);
 return x_5;
 }
 }
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__9___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -30665,918 +38668,962 @@ lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; 
-x_6 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_1, x_2, x_3, x_4, x_5);
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
+lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(x_1, x_2, x_3, x_6, x_5);
+return x_7;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+uint8_t x_7; lean_object* x_8; 
+x_7 = lean_unbox(x_5);
+lean_dec(x_5);
+x_8 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_1, x_2, x_3, x_4, x_7, x_6);
 lean_dec(x_2);
-return x_6;
+return x_8;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_6; 
-x_6 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_1, x_2, x_3, x_4, x_5);
-return x_6;
+lean_object* x_7; 
+x_7 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_1, x_2, x_3, x_4, x_5, x_6);
+return x_7;
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_6; 
-x_6 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(x_1, x_2, x_3, x_4, x_5);
+uint8_t x_7; lean_object* x_8; 
+x_7 = lean_unbox(x_5);
+lean_dec(x_5);
+x_8 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(x_1, x_2, x_3, x_4, x_7, x_6);
 lean_dec(x_2);
-return x_6;
+return x_8;
 }
 }
-lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, lean_object* x_6) {
 _start:
 {
 if (lean_obj_tag(x_2) == 5)
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_6 = lean_ctor_get(x_2, 0);
-lean_inc(x_6);
-x_7 = lean_ctor_get(x_2, 1);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_7 = lean_ctor_get(x_2, 0);
 lean_inc(x_7);
+x_8 = lean_ctor_get(x_2, 1);
+lean_inc(x_8);
 lean_dec(x_2);
-x_8 = lean_array_set(x_3, x_4, x_7);
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_sub(x_4, x_9);
+x_9 = lean_array_set(x_3, x_4, x_8);
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_sub(x_4, x_10);
 lean_dec(x_4);
-x_2 = x_6;
-x_3 = x_8;
-x_4 = x_10;
+x_2 = x_7;
+x_3 = x_9;
+x_4 = x_11;
 goto _start;
 }
 else
 {
-lean_object* x_12; lean_object* x_13; 
+lean_object* x_13; lean_object* x_14; 
 lean_dec(x_4);
 lean_inc(x_1);
-x_12 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main), 3, 1);
-lean_closure_set(x_12, 0, x_1);
-x_13 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_12, x_1, x_2, x_3, x_5);
+x_13 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___boxed), 4, 1);
+lean_closure_set(x_13, 0, x_1);
+x_14 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_13, x_1, x_2, x_3, x_5, x_6);
 lean_dec(x_1);
-return x_13;
+return x_14;
 }
 }
 }
-lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4) {
 _start:
 {
-lean_object* x_4; lean_object* x_5; lean_object* x_13; lean_object* x_14; 
+lean_object* x_5; lean_object* x_6; lean_object* x_14; lean_object* x_15; 
 switch (lean_obj_tag(x_2)) {
 case 2:
 {
-lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
 lean_inc(x_1);
-x_22 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main), 3, 1);
-lean_closure_set(x_22, 0, x_1);
-x_23 = l_Array_empty___closed__1;
-x_24 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_22, x_1, x_2, x_23, x_3);
+x_23 = lean_alloc_closure((void*)(l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___boxed), 4, 1);
+lean_closure_set(x_23, 0, x_1);
+x_24 = l_Array_empty___closed__1;
+x_25 = l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(x_23, x_1, x_2, x_24, x_3, x_4);
 lean_dec(x_1);
-return x_24;
+return x_25;
 }
 case 5:
 {
-lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_25 = lean_unsigned_to_nat(0u);
-x_26 = l_Lean_Expr_getAppNumArgsAux___main(x_2, x_25);
-x_27 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_26);
-x_28 = lean_mk_array(x_26, x_27);
-x_29 = lean_unsigned_to_nat(1u);
-x_30 = lean_nat_sub(x_26, x_29);
-lean_dec(x_26);
-x_31 = l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(x_1, x_2, x_28, x_30, x_3);
-return x_31;
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_26 = lean_unsigned_to_nat(0u);
+x_27 = l_Lean_Expr_getAppNumArgsAux___main(x_2, x_26);
+x_28 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_27);
+x_29 = lean_mk_array(x_27, x_28);
+x_30 = lean_unsigned_to_nat(1u);
+x_31 = lean_nat_sub(x_27, x_30);
+lean_dec(x_27);
+x_32 = l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(x_1, x_2, x_29, x_31, x_3, x_4);
+return x_32;
 }
 case 6:
 {
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; uint8_t x_67; 
-x_32 = lean_ctor_get(x_2, 1);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_2, 2);
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_68; 
+x_33 = lean_ctor_get(x_2, 1);
 lean_inc(x_33);
-x_67 = l_Lean_Expr_hasMVar(x_32);
-if (x_67 == 0)
+x_34 = lean_ctor_get(x_2, 2);
+lean_inc(x_34);
+x_68 = l_Lean_Expr_hasMVar(x_33);
+if (x_68 == 0)
 {
-x_34 = x_32;
-x_35 = x_3;
-goto block_66;
+x_35 = x_33;
+x_36 = x_4;
+goto block_67;
 }
 else
 {
-lean_object* x_68; lean_object* x_69; 
-x_68 = lean_ctor_get(x_3, 2);
-lean_inc(x_68);
-x_69 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_68, x_32);
-lean_dec(x_68);
-if (lean_obj_tag(x_69) == 0)
-{
-lean_object* x_70; 
-lean_inc(x_32);
-lean_inc(x_1);
-x_70 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_32, x_3);
+lean_object* x_69; lean_object* x_70; 
+x_69 = lean_ctor_get(x_4, 2);
+lean_inc(x_69);
+x_70 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_69, x_33);
+lean_dec(x_69);
 if (lean_obj_tag(x_70) == 0)
 {
-lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-x_71 = lean_ctor_get(x_70, 1);
-lean_inc(x_71);
-x_72 = lean_ctor_get(x_70, 0);
-lean_inc(x_72);
-lean_dec(x_70);
-x_73 = !lean_is_exclusive(x_71);
-if (x_73 == 0)
+lean_object* x_71; 
+lean_inc(x_33);
+lean_inc(x_1);
+x_71 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_33, x_3, x_4);
+if (lean_obj_tag(x_71) == 0)
 {
-lean_object* x_74; lean_object* x_75; 
-x_74 = lean_ctor_get(x_71, 2);
+lean_object* x_72; lean_object* x_73; uint8_t x_74; 
+x_72 = lean_ctor_get(x_71, 1);
 lean_inc(x_72);
-x_75 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_74, x_32, x_72);
-lean_ctor_set(x_71, 2, x_75);
-x_34 = x_72;
-x_35 = x_71;
-goto block_66;
+x_73 = lean_ctor_get(x_71, 0);
+lean_inc(x_73);
+lean_dec(x_71);
+x_74 = !lean_is_exclusive(x_72);
+if (x_74 == 0)
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_72, 2);
+lean_inc(x_73);
+x_76 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_75, x_33, x_73);
+lean_ctor_set(x_72, 2, x_76);
+x_35 = x_73;
+x_36 = x_72;
+goto block_67;
 }
 else
 {
-lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; 
-x_76 = lean_ctor_get(x_71, 0);
-x_77 = lean_ctor_get(x_71, 1);
-x_78 = lean_ctor_get(x_71, 2);
+lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_77 = lean_ctor_get(x_72, 0);
+x_78 = lean_ctor_get(x_72, 1);
+x_79 = lean_ctor_get(x_72, 2);
+lean_inc(x_79);
 lean_inc(x_78);
 lean_inc(x_77);
-lean_inc(x_76);
-lean_dec(x_71);
-lean_inc(x_72);
-x_79 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_78, x_32, x_72);
-x_80 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_80, 0, x_76);
-lean_ctor_set(x_80, 1, x_77);
-lean_ctor_set(x_80, 2, x_79);
-x_34 = x_72;
-x_35 = x_80;
-goto block_66;
+lean_dec(x_72);
+lean_inc(x_73);
+x_80 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_79, x_33, x_73);
+x_81 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_81, 0, x_77);
+lean_ctor_set(x_81, 1, x_78);
+lean_ctor_set(x_81, 2, x_80);
+x_35 = x_73;
+x_36 = x_81;
+goto block_67;
 }
 }
 else
 {
-uint8_t x_81; 
-lean_dec(x_33);
-lean_dec(x_32);
-lean_dec(x_2);
-lean_dec(x_1);
-x_81 = !lean_is_exclusive(x_70);
-if (x_81 == 0)
-{
-return x_70;
-}
-else
-{
-lean_object* x_82; lean_object* x_83; lean_object* x_84; 
-x_82 = lean_ctor_get(x_70, 0);
-x_83 = lean_ctor_get(x_70, 1);
-lean_inc(x_83);
-lean_inc(x_82);
-lean_dec(x_70);
-x_84 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_84, 0, x_82);
-lean_ctor_set(x_84, 1, x_83);
-return x_84;
-}
-}
-}
-else
-{
-lean_object* x_85; 
-lean_dec(x_32);
-x_85 = lean_ctor_get(x_69, 0);
-lean_inc(x_85);
-lean_dec(x_69);
-x_34 = x_85;
-x_35 = x_3;
-goto block_66;
-}
-}
-block_66:
-{
-lean_object* x_36; lean_object* x_37; uint8_t x_47; 
-x_47 = l_Lean_Expr_hasMVar(x_33);
-if (x_47 == 0)
-{
-lean_dec(x_1);
-x_36 = x_33;
-x_37 = x_35;
-goto block_46;
-}
-else
-{
-lean_object* x_48; lean_object* x_49; 
-x_48 = lean_ctor_get(x_35, 2);
-lean_inc(x_48);
-x_49 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_48, x_33);
-lean_dec(x_48);
-if (lean_obj_tag(x_49) == 0)
-{
-lean_object* x_50; 
-lean_inc(x_33);
-x_50 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_33, x_35);
-if (lean_obj_tag(x_50) == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-x_51 = lean_ctor_get(x_50, 1);
-lean_inc(x_51);
-x_52 = lean_ctor_get(x_50, 0);
-lean_inc(x_52);
-lean_dec(x_50);
-x_53 = !lean_is_exclusive(x_51);
-if (x_53 == 0)
-{
-lean_object* x_54; lean_object* x_55; 
-x_54 = lean_ctor_get(x_51, 2);
-lean_inc(x_52);
-x_55 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_54, x_33, x_52);
-lean_ctor_set(x_51, 2, x_55);
-x_36 = x_52;
-x_37 = x_51;
-goto block_46;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_56 = lean_ctor_get(x_51, 0);
-x_57 = lean_ctor_get(x_51, 1);
-x_58 = lean_ctor_get(x_51, 2);
-lean_inc(x_58);
-lean_inc(x_57);
-lean_inc(x_56);
-lean_dec(x_51);
-lean_inc(x_52);
-x_59 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_58, x_33, x_52);
-x_60 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_60, 0, x_56);
-lean_ctor_set(x_60, 1, x_57);
-lean_ctor_set(x_60, 2, x_59);
-x_36 = x_52;
-x_37 = x_60;
-goto block_46;
-}
-}
-else
-{
-uint8_t x_61; 
+uint8_t x_82; 
 lean_dec(x_34);
 lean_dec(x_33);
 lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_50);
-if (x_61 == 0)
-{
-return x_50;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_50, 0);
-x_63 = lean_ctor_get(x_50, 1);
-lean_inc(x_63);
-lean_inc(x_62);
-lean_dec(x_50);
-x_64 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_64, 0, x_62);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-else
-{
-lean_object* x_65; 
-lean_dec(x_33);
 lean_dec(x_1);
-x_65 = lean_ctor_get(x_49, 0);
-lean_inc(x_65);
+x_82 = !lean_is_exclusive(x_71);
+if (x_82 == 0)
+{
+return x_71;
+}
+else
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_83 = lean_ctor_get(x_71, 0);
+x_84 = lean_ctor_get(x_71, 1);
+lean_inc(x_84);
+lean_inc(x_83);
+lean_dec(x_71);
+x_85 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_85, 0, x_83);
+lean_ctor_set(x_85, 1, x_84);
+return x_85;
+}
+}
+}
+else
+{
+lean_object* x_86; 
+lean_dec(x_33);
+x_86 = lean_ctor_get(x_70, 0);
+lean_inc(x_86);
+lean_dec(x_70);
+x_35 = x_86;
+x_36 = x_4;
+goto block_67;
+}
+}
+block_67:
+{
+lean_object* x_37; lean_object* x_38; uint8_t x_48; 
+x_48 = l_Lean_Expr_hasMVar(x_34);
+if (x_48 == 0)
+{
+lean_dec(x_1);
+x_37 = x_34;
+x_38 = x_36;
+goto block_47;
+}
+else
+{
+lean_object* x_49; lean_object* x_50; 
+x_49 = lean_ctor_get(x_36, 2);
+lean_inc(x_49);
+x_50 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_49, x_34);
 lean_dec(x_49);
-x_36 = x_65;
-x_37 = x_35;
-goto block_46;
+if (lean_obj_tag(x_50) == 0)
+{
+lean_object* x_51; 
+lean_inc(x_34);
+x_51 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_34, x_3, x_36);
+if (lean_obj_tag(x_51) == 0)
+{
+lean_object* x_52; lean_object* x_53; uint8_t x_54; 
+x_52 = lean_ctor_get(x_51, 1);
+lean_inc(x_52);
+x_53 = lean_ctor_get(x_51, 0);
+lean_inc(x_53);
+lean_dec(x_51);
+x_54 = !lean_is_exclusive(x_52);
+if (x_54 == 0)
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_52, 2);
+lean_inc(x_53);
+x_56 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_55, x_34, x_53);
+lean_ctor_set(x_52, 2, x_56);
+x_37 = x_53;
+x_38 = x_52;
+goto block_47;
+}
+else
+{
+lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; 
+x_57 = lean_ctor_get(x_52, 0);
+x_58 = lean_ctor_get(x_52, 1);
+x_59 = lean_ctor_get(x_52, 2);
+lean_inc(x_59);
+lean_inc(x_58);
+lean_inc(x_57);
+lean_dec(x_52);
+lean_inc(x_53);
+x_60 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_59, x_34, x_53);
+x_61 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_61, 0, x_57);
+lean_ctor_set(x_61, 1, x_58);
+lean_ctor_set(x_61, 2, x_60);
+x_37 = x_53;
+x_38 = x_61;
+goto block_47;
 }
 }
-block_46:
+else
+{
+uint8_t x_62; 
+lean_dec(x_35);
+lean_dec(x_34);
+lean_dec(x_2);
+x_62 = !lean_is_exclusive(x_51);
+if (x_62 == 0)
+{
+return x_51;
+}
+else
+{
+lean_object* x_63; lean_object* x_64; lean_object* x_65; 
+x_63 = lean_ctor_get(x_51, 0);
+x_64 = lean_ctor_get(x_51, 1);
+lean_inc(x_64);
+lean_inc(x_63);
+lean_dec(x_51);
+x_65 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_65, 0, x_63);
+lean_ctor_set(x_65, 1, x_64);
+return x_65;
+}
+}
+}
+else
+{
+lean_object* x_66; 
+lean_dec(x_34);
+lean_dec(x_1);
+x_66 = lean_ctor_get(x_50, 0);
+lean_inc(x_66);
+lean_dec(x_50);
+x_37 = x_66;
+x_38 = x_36;
+goto block_47;
+}
+}
+block_47:
 {
 if (lean_obj_tag(x_2) == 6)
 {
-uint64_t x_38; uint8_t x_39; lean_object* x_40; lean_object* x_41; 
-x_38 = lean_ctor_get_uint64(x_2, sizeof(void*)*3);
-x_39 = (uint8_t)((x_38 << 24) >> 61);
-x_40 = lean_expr_update_lambda(x_2, x_39, x_34, x_36);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_40);
-lean_ctor_set(x_41, 1, x_37);
-return x_41;
+uint64_t x_39; uint8_t x_40; lean_object* x_41; lean_object* x_42; 
+x_39 = lean_ctor_get_uint64(x_2, sizeof(void*)*3);
+x_40 = (uint8_t)((x_39 << 24) >> 61);
+x_41 = lean_expr_update_lambda(x_2, x_40, x_35, x_37);
+x_42 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_42, 0, x_41);
+lean_ctor_set(x_42, 1, x_38);
+return x_42;
 }
 else
 {
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-lean_dec(x_36);
-lean_dec(x_34);
+lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+lean_dec(x_37);
+lean_dec(x_35);
 lean_dec(x_2);
-x_42 = l_Lean_Expr_Inhabited;
-x_43 = l_Lean_Expr_updateLambdaE_x21___closed__1;
-x_44 = lean_panic_fn(x_42, x_43);
-x_45 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_45, 1, x_37);
-return x_45;
+x_43 = l_Lean_Expr_Inhabited;
+x_44 = l_Lean_Expr_updateLambdaE_x21___closed__1;
+x_45 = lean_panic_fn(x_43, x_44);
+x_46 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_46, 0, x_45);
+lean_ctor_set(x_46, 1, x_38);
+return x_46;
 }
 }
 }
 }
 case 7:
 {
-lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; uint8_t x_121; 
-x_86 = lean_ctor_get(x_2, 1);
-lean_inc(x_86);
-x_87 = lean_ctor_get(x_2, 2);
+lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; uint8_t x_122; 
+x_87 = lean_ctor_get(x_2, 1);
 lean_inc(x_87);
-x_121 = l_Lean_Expr_hasMVar(x_86);
-if (x_121 == 0)
+x_88 = lean_ctor_get(x_2, 2);
+lean_inc(x_88);
+x_122 = l_Lean_Expr_hasMVar(x_87);
+if (x_122 == 0)
 {
-x_88 = x_86;
-x_89 = x_3;
-goto block_120;
+x_89 = x_87;
+x_90 = x_4;
+goto block_121;
 }
 else
 {
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_3, 2);
-lean_inc(x_122);
-x_123 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_122, x_86);
-lean_dec(x_122);
-if (lean_obj_tag(x_123) == 0)
-{
-lean_object* x_124; 
-lean_inc(x_86);
-lean_inc(x_1);
-x_124 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_86, x_3);
+lean_object* x_123; lean_object* x_124; 
+x_123 = lean_ctor_get(x_4, 2);
+lean_inc(x_123);
+x_124 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_123, x_87);
+lean_dec(x_123);
 if (lean_obj_tag(x_124) == 0)
 {
-lean_object* x_125; lean_object* x_126; uint8_t x_127; 
-x_125 = lean_ctor_get(x_124, 1);
-lean_inc(x_125);
-x_126 = lean_ctor_get(x_124, 0);
-lean_inc(x_126);
-lean_dec(x_124);
-x_127 = !lean_is_exclusive(x_125);
-if (x_127 == 0)
+lean_object* x_125; 
+lean_inc(x_87);
+lean_inc(x_1);
+x_125 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_87, x_3, x_4);
+if (lean_obj_tag(x_125) == 0)
 {
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_125, 2);
+lean_object* x_126; lean_object* x_127; uint8_t x_128; 
+x_126 = lean_ctor_get(x_125, 1);
 lean_inc(x_126);
-x_129 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_128, x_86, x_126);
-lean_ctor_set(x_125, 2, x_129);
-x_88 = x_126;
-x_89 = x_125;
-goto block_120;
+x_127 = lean_ctor_get(x_125, 0);
+lean_inc(x_127);
+lean_dec(x_125);
+x_128 = !lean_is_exclusive(x_126);
+if (x_128 == 0)
+{
+lean_object* x_129; lean_object* x_130; 
+x_129 = lean_ctor_get(x_126, 2);
+lean_inc(x_127);
+x_130 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_129, x_87, x_127);
+lean_ctor_set(x_126, 2, x_130);
+x_89 = x_127;
+x_90 = x_126;
+goto block_121;
 }
 else
 {
-lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; 
-x_130 = lean_ctor_get(x_125, 0);
-x_131 = lean_ctor_get(x_125, 1);
-x_132 = lean_ctor_get(x_125, 2);
+lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; 
+x_131 = lean_ctor_get(x_126, 0);
+x_132 = lean_ctor_get(x_126, 1);
+x_133 = lean_ctor_get(x_126, 2);
+lean_inc(x_133);
 lean_inc(x_132);
 lean_inc(x_131);
-lean_inc(x_130);
-lean_dec(x_125);
-lean_inc(x_126);
-x_133 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_132, x_86, x_126);
-x_134 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_134, 0, x_130);
-lean_ctor_set(x_134, 1, x_131);
-lean_ctor_set(x_134, 2, x_133);
-x_88 = x_126;
-x_89 = x_134;
-goto block_120;
+lean_dec(x_126);
+lean_inc(x_127);
+x_134 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_133, x_87, x_127);
+x_135 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_135, 0, x_131);
+lean_ctor_set(x_135, 1, x_132);
+lean_ctor_set(x_135, 2, x_134);
+x_89 = x_127;
+x_90 = x_135;
+goto block_121;
 }
 }
 else
 {
-uint8_t x_135; 
-lean_dec(x_87);
-lean_dec(x_86);
-lean_dec(x_2);
-lean_dec(x_1);
-x_135 = !lean_is_exclusive(x_124);
-if (x_135 == 0)
-{
-return x_124;
-}
-else
-{
-lean_object* x_136; lean_object* x_137; lean_object* x_138; 
-x_136 = lean_ctor_get(x_124, 0);
-x_137 = lean_ctor_get(x_124, 1);
-lean_inc(x_137);
-lean_inc(x_136);
-lean_dec(x_124);
-x_138 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_138, 0, x_136);
-lean_ctor_set(x_138, 1, x_137);
-return x_138;
-}
-}
-}
-else
-{
-lean_object* x_139; 
-lean_dec(x_86);
-x_139 = lean_ctor_get(x_123, 0);
-lean_inc(x_139);
-lean_dec(x_123);
-x_88 = x_139;
-x_89 = x_3;
-goto block_120;
-}
-}
-block_120:
-{
-lean_object* x_90; lean_object* x_91; uint8_t x_101; 
-x_101 = l_Lean_Expr_hasMVar(x_87);
-if (x_101 == 0)
-{
-lean_dec(x_1);
-x_90 = x_87;
-x_91 = x_89;
-goto block_100;
-}
-else
-{
-lean_object* x_102; lean_object* x_103; 
-x_102 = lean_ctor_get(x_89, 2);
-lean_inc(x_102);
-x_103 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_102, x_87);
-lean_dec(x_102);
-if (lean_obj_tag(x_103) == 0)
-{
-lean_object* x_104; 
-lean_inc(x_87);
-x_104 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_87, x_89);
-if (lean_obj_tag(x_104) == 0)
-{
-lean_object* x_105; lean_object* x_106; uint8_t x_107; 
-x_105 = lean_ctor_get(x_104, 1);
-lean_inc(x_105);
-x_106 = lean_ctor_get(x_104, 0);
-lean_inc(x_106);
-lean_dec(x_104);
-x_107 = !lean_is_exclusive(x_105);
-if (x_107 == 0)
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_105, 2);
-lean_inc(x_106);
-x_109 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_108, x_87, x_106);
-lean_ctor_set(x_105, 2, x_109);
-x_90 = x_106;
-x_91 = x_105;
-goto block_100;
-}
-else
-{
-lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; 
-x_110 = lean_ctor_get(x_105, 0);
-x_111 = lean_ctor_get(x_105, 1);
-x_112 = lean_ctor_get(x_105, 2);
-lean_inc(x_112);
-lean_inc(x_111);
-lean_inc(x_110);
-lean_dec(x_105);
-lean_inc(x_106);
-x_113 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_112, x_87, x_106);
-x_114 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_114, 0, x_110);
-lean_ctor_set(x_114, 1, x_111);
-lean_ctor_set(x_114, 2, x_113);
-x_90 = x_106;
-x_91 = x_114;
-goto block_100;
-}
-}
-else
-{
-uint8_t x_115; 
+uint8_t x_136; 
 lean_dec(x_88);
 lean_dec(x_87);
 lean_dec(x_2);
-x_115 = !lean_is_exclusive(x_104);
-if (x_115 == 0)
-{
-return x_104;
-}
-else
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; 
-x_116 = lean_ctor_get(x_104, 0);
-x_117 = lean_ctor_get(x_104, 1);
-lean_inc(x_117);
-lean_inc(x_116);
-lean_dec(x_104);
-x_118 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_118, 0, x_116);
-lean_ctor_set(x_118, 1, x_117);
-return x_118;
-}
-}
-}
-else
-{
-lean_object* x_119; 
-lean_dec(x_87);
 lean_dec(x_1);
-x_119 = lean_ctor_get(x_103, 0);
-lean_inc(x_119);
+x_136 = !lean_is_exclusive(x_125);
+if (x_136 == 0)
+{
+return x_125;
+}
+else
+{
+lean_object* x_137; lean_object* x_138; lean_object* x_139; 
+x_137 = lean_ctor_get(x_125, 0);
+x_138 = lean_ctor_get(x_125, 1);
+lean_inc(x_138);
+lean_inc(x_137);
+lean_dec(x_125);
+x_139 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_139, 0, x_137);
+lean_ctor_set(x_139, 1, x_138);
+return x_139;
+}
+}
+}
+else
+{
+lean_object* x_140; 
+lean_dec(x_87);
+x_140 = lean_ctor_get(x_124, 0);
+lean_inc(x_140);
+lean_dec(x_124);
+x_89 = x_140;
+x_90 = x_4;
+goto block_121;
+}
+}
+block_121:
+{
+lean_object* x_91; lean_object* x_92; uint8_t x_102; 
+x_102 = l_Lean_Expr_hasMVar(x_88);
+if (x_102 == 0)
+{
+lean_dec(x_1);
+x_91 = x_88;
+x_92 = x_90;
+goto block_101;
+}
+else
+{
+lean_object* x_103; lean_object* x_104; 
+x_103 = lean_ctor_get(x_90, 2);
+lean_inc(x_103);
+x_104 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_103, x_88);
 lean_dec(x_103);
-x_90 = x_119;
-x_91 = x_89;
-goto block_100;
+if (lean_obj_tag(x_104) == 0)
+{
+lean_object* x_105; 
+lean_inc(x_88);
+x_105 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_88, x_3, x_90);
+if (lean_obj_tag(x_105) == 0)
+{
+lean_object* x_106; lean_object* x_107; uint8_t x_108; 
+x_106 = lean_ctor_get(x_105, 1);
+lean_inc(x_106);
+x_107 = lean_ctor_get(x_105, 0);
+lean_inc(x_107);
+lean_dec(x_105);
+x_108 = !lean_is_exclusive(x_106);
+if (x_108 == 0)
+{
+lean_object* x_109; lean_object* x_110; 
+x_109 = lean_ctor_get(x_106, 2);
+lean_inc(x_107);
+x_110 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_109, x_88, x_107);
+lean_ctor_set(x_106, 2, x_110);
+x_91 = x_107;
+x_92 = x_106;
+goto block_101;
+}
+else
+{
+lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
+x_111 = lean_ctor_get(x_106, 0);
+x_112 = lean_ctor_get(x_106, 1);
+x_113 = lean_ctor_get(x_106, 2);
+lean_inc(x_113);
+lean_inc(x_112);
+lean_inc(x_111);
+lean_dec(x_106);
+lean_inc(x_107);
+x_114 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_113, x_88, x_107);
+x_115 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_115, 0, x_111);
+lean_ctor_set(x_115, 1, x_112);
+lean_ctor_set(x_115, 2, x_114);
+x_91 = x_107;
+x_92 = x_115;
+goto block_101;
 }
 }
-block_100:
+else
+{
+uint8_t x_116; 
+lean_dec(x_89);
+lean_dec(x_88);
+lean_dec(x_2);
+x_116 = !lean_is_exclusive(x_105);
+if (x_116 == 0)
+{
+return x_105;
+}
+else
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; 
+x_117 = lean_ctor_get(x_105, 0);
+x_118 = lean_ctor_get(x_105, 1);
+lean_inc(x_118);
+lean_inc(x_117);
+lean_dec(x_105);
+x_119 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_119, 0, x_117);
+lean_ctor_set(x_119, 1, x_118);
+return x_119;
+}
+}
+}
+else
+{
+lean_object* x_120; 
+lean_dec(x_88);
+lean_dec(x_1);
+x_120 = lean_ctor_get(x_104, 0);
+lean_inc(x_120);
+lean_dec(x_104);
+x_91 = x_120;
+x_92 = x_90;
+goto block_101;
+}
+}
+block_101:
 {
 if (lean_obj_tag(x_2) == 7)
 {
-uint64_t x_92; uint8_t x_93; lean_object* x_94; lean_object* x_95; 
-x_92 = lean_ctor_get_uint64(x_2, sizeof(void*)*3);
-x_93 = (uint8_t)((x_92 << 24) >> 61);
-x_94 = lean_expr_update_forall(x_2, x_93, x_88, x_90);
-x_95 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_95, 0, x_94);
-lean_ctor_set(x_95, 1, x_91);
-return x_95;
+uint64_t x_93; uint8_t x_94; lean_object* x_95; lean_object* x_96; 
+x_93 = lean_ctor_get_uint64(x_2, sizeof(void*)*3);
+x_94 = (uint8_t)((x_93 << 24) >> 61);
+x_95 = lean_expr_update_forall(x_2, x_94, x_89, x_91);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_95);
+lean_ctor_set(x_96, 1, x_92);
+return x_96;
 }
 else
 {
-lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; 
-lean_dec(x_90);
-lean_dec(x_88);
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+lean_dec(x_91);
+lean_dec(x_89);
 lean_dec(x_2);
-x_96 = l_Lean_Expr_Inhabited;
-x_97 = l_Lean_Expr_updateForallE_x21___closed__1;
-x_98 = lean_panic_fn(x_96, x_97);
-x_99 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_99, 0, x_98);
-lean_ctor_set(x_99, 1, x_91);
-return x_99;
+x_97 = l_Lean_Expr_Inhabited;
+x_98 = l_Lean_Expr_updateForallE_x21___closed__1;
+x_99 = lean_panic_fn(x_97, x_98);
+x_100 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_100, 0, x_99);
+lean_ctor_set(x_100, 1, x_92);
+return x_100;
 }
 }
 }
 }
 case 8:
 {
-lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; uint8_t x_196; 
-x_140 = lean_ctor_get(x_2, 1);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_2, 2);
+lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; uint8_t x_197; 
+x_141 = lean_ctor_get(x_2, 1);
 lean_inc(x_141);
-x_142 = lean_ctor_get(x_2, 3);
+x_142 = lean_ctor_get(x_2, 2);
 lean_inc(x_142);
-x_196 = l_Lean_Expr_hasMVar(x_140);
-if (x_196 == 0)
+x_143 = lean_ctor_get(x_2, 3);
+lean_inc(x_143);
+x_197 = l_Lean_Expr_hasMVar(x_141);
+if (x_197 == 0)
 {
-x_143 = x_140;
-x_144 = x_3;
-goto block_195;
+x_144 = x_141;
+x_145 = x_4;
+goto block_196;
 }
 else
 {
-lean_object* x_197; lean_object* x_198; 
-x_197 = lean_ctor_get(x_3, 2);
-lean_inc(x_197);
-x_198 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_197, x_140);
-lean_dec(x_197);
-if (lean_obj_tag(x_198) == 0)
-{
-lean_object* x_199; 
-lean_inc(x_140);
-lean_inc(x_1);
-x_199 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_140, x_3);
+lean_object* x_198; lean_object* x_199; 
+x_198 = lean_ctor_get(x_4, 2);
+lean_inc(x_198);
+x_199 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_198, x_141);
+lean_dec(x_198);
 if (lean_obj_tag(x_199) == 0)
 {
-lean_object* x_200; lean_object* x_201; uint8_t x_202; 
-x_200 = lean_ctor_get(x_199, 1);
-lean_inc(x_200);
-x_201 = lean_ctor_get(x_199, 0);
-lean_inc(x_201);
-lean_dec(x_199);
-x_202 = !lean_is_exclusive(x_200);
-if (x_202 == 0)
-{
-lean_object* x_203; lean_object* x_204; 
-x_203 = lean_ctor_get(x_200, 2);
-lean_inc(x_201);
-x_204 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_203, x_140, x_201);
-lean_ctor_set(x_200, 2, x_204);
-x_143 = x_201;
-x_144 = x_200;
-goto block_195;
-}
-else
-{
-lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; 
-x_205 = lean_ctor_get(x_200, 0);
-x_206 = lean_ctor_get(x_200, 1);
-x_207 = lean_ctor_get(x_200, 2);
-lean_inc(x_207);
-lean_inc(x_206);
-lean_inc(x_205);
-lean_dec(x_200);
-lean_inc(x_201);
-x_208 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_207, x_140, x_201);
-x_209 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_209, 0, x_205);
-lean_ctor_set(x_209, 1, x_206);
-lean_ctor_set(x_209, 2, x_208);
-x_143 = x_201;
-x_144 = x_209;
-goto block_195;
-}
-}
-else
-{
-uint8_t x_210; 
-lean_dec(x_142);
-lean_dec(x_141);
-lean_dec(x_140);
-lean_dec(x_2);
-lean_dec(x_1);
-x_210 = !lean_is_exclusive(x_199);
-if (x_210 == 0)
-{
-return x_199;
-}
-else
-{
-lean_object* x_211; lean_object* x_212; lean_object* x_213; 
-x_211 = lean_ctor_get(x_199, 0);
-x_212 = lean_ctor_get(x_199, 1);
-lean_inc(x_212);
-lean_inc(x_211);
-lean_dec(x_199);
-x_213 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_213, 0, x_211);
-lean_ctor_set(x_213, 1, x_212);
-return x_213;
-}
-}
-}
-else
-{
-lean_object* x_214; 
-lean_dec(x_140);
-x_214 = lean_ctor_get(x_198, 0);
-lean_inc(x_214);
-lean_dec(x_198);
-x_143 = x_214;
-x_144 = x_3;
-goto block_195;
-}
-}
-block_195:
-{
-lean_object* x_145; lean_object* x_146; uint8_t x_176; 
-x_176 = l_Lean_Expr_hasMVar(x_141);
-if (x_176 == 0)
-{
-x_145 = x_141;
-x_146 = x_144;
-goto block_175;
-}
-else
-{
-lean_object* x_177; lean_object* x_178; 
-x_177 = lean_ctor_get(x_144, 2);
-lean_inc(x_177);
-x_178 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_177, x_141);
-lean_dec(x_177);
-if (lean_obj_tag(x_178) == 0)
-{
-lean_object* x_179; 
+lean_object* x_200; 
 lean_inc(x_141);
 lean_inc(x_1);
-x_179 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_141, x_144);
+x_200 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_141, x_3, x_4);
+if (lean_obj_tag(x_200) == 0)
+{
+lean_object* x_201; lean_object* x_202; uint8_t x_203; 
+x_201 = lean_ctor_get(x_200, 1);
+lean_inc(x_201);
+x_202 = lean_ctor_get(x_200, 0);
+lean_inc(x_202);
+lean_dec(x_200);
+x_203 = !lean_is_exclusive(x_201);
+if (x_203 == 0)
+{
+lean_object* x_204; lean_object* x_205; 
+x_204 = lean_ctor_get(x_201, 2);
+lean_inc(x_202);
+x_205 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_204, x_141, x_202);
+lean_ctor_set(x_201, 2, x_205);
+x_144 = x_202;
+x_145 = x_201;
+goto block_196;
+}
+else
+{
+lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; 
+x_206 = lean_ctor_get(x_201, 0);
+x_207 = lean_ctor_get(x_201, 1);
+x_208 = lean_ctor_get(x_201, 2);
+lean_inc(x_208);
+lean_inc(x_207);
+lean_inc(x_206);
+lean_dec(x_201);
+lean_inc(x_202);
+x_209 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_208, x_141, x_202);
+x_210 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_210, 0, x_206);
+lean_ctor_set(x_210, 1, x_207);
+lean_ctor_set(x_210, 2, x_209);
+x_144 = x_202;
+x_145 = x_210;
+goto block_196;
+}
+}
+else
+{
+uint8_t x_211; 
+lean_dec(x_143);
+lean_dec(x_142);
+lean_dec(x_141);
+lean_dec(x_2);
+lean_dec(x_1);
+x_211 = !lean_is_exclusive(x_200);
+if (x_211 == 0)
+{
+return x_200;
+}
+else
+{
+lean_object* x_212; lean_object* x_213; lean_object* x_214; 
+x_212 = lean_ctor_get(x_200, 0);
+x_213 = lean_ctor_get(x_200, 1);
+lean_inc(x_213);
+lean_inc(x_212);
+lean_dec(x_200);
+x_214 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_214, 0, x_212);
+lean_ctor_set(x_214, 1, x_213);
+return x_214;
+}
+}
+}
+else
+{
+lean_object* x_215; 
+lean_dec(x_141);
+x_215 = lean_ctor_get(x_199, 0);
+lean_inc(x_215);
+lean_dec(x_199);
+x_144 = x_215;
+x_145 = x_4;
+goto block_196;
+}
+}
+block_196:
+{
+lean_object* x_146; lean_object* x_147; uint8_t x_177; 
+x_177 = l_Lean_Expr_hasMVar(x_142);
+if (x_177 == 0)
+{
+x_146 = x_142;
+x_147 = x_145;
+goto block_176;
+}
+else
+{
+lean_object* x_178; lean_object* x_179; 
+x_178 = lean_ctor_get(x_145, 2);
+lean_inc(x_178);
+x_179 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_178, x_142);
+lean_dec(x_178);
 if (lean_obj_tag(x_179) == 0)
 {
-lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_180 = lean_ctor_get(x_179, 1);
-lean_inc(x_180);
-x_181 = lean_ctor_get(x_179, 0);
-lean_inc(x_181);
-lean_dec(x_179);
-x_182 = !lean_is_exclusive(x_180);
-if (x_182 == 0)
+lean_object* x_180; 
+lean_inc(x_142);
+lean_inc(x_1);
+x_180 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_142, x_3, x_145);
+if (lean_obj_tag(x_180) == 0)
 {
-lean_object* x_183; lean_object* x_184; 
-x_183 = lean_ctor_get(x_180, 2);
+lean_object* x_181; lean_object* x_182; uint8_t x_183; 
+x_181 = lean_ctor_get(x_180, 1);
 lean_inc(x_181);
-x_184 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_183, x_141, x_181);
-lean_ctor_set(x_180, 2, x_184);
-x_145 = x_181;
-x_146 = x_180;
-goto block_175;
+x_182 = lean_ctor_get(x_180, 0);
+lean_inc(x_182);
+lean_dec(x_180);
+x_183 = !lean_is_exclusive(x_181);
+if (x_183 == 0)
+{
+lean_object* x_184; lean_object* x_185; 
+x_184 = lean_ctor_get(x_181, 2);
+lean_inc(x_182);
+x_185 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_184, x_142, x_182);
+lean_ctor_set(x_181, 2, x_185);
+x_146 = x_182;
+x_147 = x_181;
+goto block_176;
 }
 else
 {
-lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; 
-x_185 = lean_ctor_get(x_180, 0);
-x_186 = lean_ctor_get(x_180, 1);
-x_187 = lean_ctor_get(x_180, 2);
+lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; 
+x_186 = lean_ctor_get(x_181, 0);
+x_187 = lean_ctor_get(x_181, 1);
+x_188 = lean_ctor_get(x_181, 2);
+lean_inc(x_188);
 lean_inc(x_187);
 lean_inc(x_186);
-lean_inc(x_185);
-lean_dec(x_180);
-lean_inc(x_181);
-x_188 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_187, x_141, x_181);
-x_189 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_189, 0, x_185);
-lean_ctor_set(x_189, 1, x_186);
-lean_ctor_set(x_189, 2, x_188);
-x_145 = x_181;
-x_146 = x_189;
-goto block_175;
+lean_dec(x_181);
+lean_inc(x_182);
+x_189 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_188, x_142, x_182);
+x_190 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_190, 0, x_186);
+lean_ctor_set(x_190, 1, x_187);
+lean_ctor_set(x_190, 2, x_189);
+x_146 = x_182;
+x_147 = x_190;
+goto block_176;
 }
 }
 else
 {
-uint8_t x_190; 
+uint8_t x_191; 
+lean_dec(x_144);
 lean_dec(x_143);
 lean_dec(x_142);
-lean_dec(x_141);
 lean_dec(x_2);
 lean_dec(x_1);
-x_190 = !lean_is_exclusive(x_179);
-if (x_190 == 0)
+x_191 = !lean_is_exclusive(x_180);
+if (x_191 == 0)
 {
-return x_179;
+return x_180;
 }
 else
 {
-lean_object* x_191; lean_object* x_192; lean_object* x_193; 
-x_191 = lean_ctor_get(x_179, 0);
-x_192 = lean_ctor_get(x_179, 1);
+lean_object* x_192; lean_object* x_193; lean_object* x_194; 
+x_192 = lean_ctor_get(x_180, 0);
+x_193 = lean_ctor_get(x_180, 1);
+lean_inc(x_193);
 lean_inc(x_192);
-lean_inc(x_191);
-lean_dec(x_179);
-x_193 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_193, 0, x_191);
-lean_ctor_set(x_193, 1, x_192);
-return x_193;
+lean_dec(x_180);
+x_194 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_194, 0, x_192);
+lean_ctor_set(x_194, 1, x_193);
+return x_194;
 }
 }
 }
 else
 {
-lean_object* x_194; 
-lean_dec(x_141);
-x_194 = lean_ctor_get(x_178, 0);
-lean_inc(x_194);
-lean_dec(x_178);
-x_145 = x_194;
-x_146 = x_144;
-goto block_175;
+lean_object* x_195; 
+lean_dec(x_142);
+x_195 = lean_ctor_get(x_179, 0);
+lean_inc(x_195);
+lean_dec(x_179);
+x_146 = x_195;
+x_147 = x_145;
+goto block_176;
 }
 }
-block_175:
+block_176:
 {
-lean_object* x_147; lean_object* x_148; uint8_t x_156; 
-x_156 = l_Lean_Expr_hasMVar(x_142);
-if (x_156 == 0)
+lean_object* x_148; lean_object* x_149; uint8_t x_157; 
+x_157 = l_Lean_Expr_hasMVar(x_143);
+if (x_157 == 0)
 {
 lean_dec(x_1);
-x_147 = x_142;
-x_148 = x_146;
-goto block_155;
+x_148 = x_143;
+x_149 = x_147;
+goto block_156;
 }
 else
 {
-lean_object* x_157; lean_object* x_158; 
-x_157 = lean_ctor_get(x_146, 2);
-lean_inc(x_157);
-x_158 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_157, x_142);
-lean_dec(x_157);
-if (lean_obj_tag(x_158) == 0)
-{
-lean_object* x_159; 
-lean_inc(x_142);
-x_159 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_142, x_146);
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_147, 2);
+lean_inc(x_158);
+x_159 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_158, x_143);
+lean_dec(x_158);
 if (lean_obj_tag(x_159) == 0)
 {
-lean_object* x_160; lean_object* x_161; uint8_t x_162; 
-x_160 = lean_ctor_get(x_159, 1);
-lean_inc(x_160);
-x_161 = lean_ctor_get(x_159, 0);
-lean_inc(x_161);
-lean_dec(x_159);
-x_162 = !lean_is_exclusive(x_160);
-if (x_162 == 0)
+lean_object* x_160; 
+lean_inc(x_143);
+x_160 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_143, x_3, x_147);
+if (lean_obj_tag(x_160) == 0)
 {
-lean_object* x_163; lean_object* x_164; 
-x_163 = lean_ctor_get(x_160, 2);
+lean_object* x_161; lean_object* x_162; uint8_t x_163; 
+x_161 = lean_ctor_get(x_160, 1);
 lean_inc(x_161);
-x_164 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_163, x_142, x_161);
-lean_ctor_set(x_160, 2, x_164);
-x_147 = x_161;
-x_148 = x_160;
-goto block_155;
+x_162 = lean_ctor_get(x_160, 0);
+lean_inc(x_162);
+lean_dec(x_160);
+x_163 = !lean_is_exclusive(x_161);
+if (x_163 == 0)
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_161, 2);
+lean_inc(x_162);
+x_165 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_164, x_143, x_162);
+lean_ctor_set(x_161, 2, x_165);
+x_148 = x_162;
+x_149 = x_161;
+goto block_156;
 }
 else
 {
-lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; 
-x_165 = lean_ctor_get(x_160, 0);
-x_166 = lean_ctor_get(x_160, 1);
-x_167 = lean_ctor_get(x_160, 2);
+lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; 
+x_166 = lean_ctor_get(x_161, 0);
+x_167 = lean_ctor_get(x_161, 1);
+x_168 = lean_ctor_get(x_161, 2);
+lean_inc(x_168);
 lean_inc(x_167);
 lean_inc(x_166);
-lean_inc(x_165);
-lean_dec(x_160);
-lean_inc(x_161);
-x_168 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_167, x_142, x_161);
-x_169 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_169, 0, x_165);
-lean_ctor_set(x_169, 1, x_166);
-lean_ctor_set(x_169, 2, x_168);
-x_147 = x_161;
-x_148 = x_169;
-goto block_155;
+lean_dec(x_161);
+lean_inc(x_162);
+x_169 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_168, x_143, x_162);
+x_170 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_170, 0, x_166);
+lean_ctor_set(x_170, 1, x_167);
+lean_ctor_set(x_170, 2, x_169);
+x_148 = x_162;
+x_149 = x_170;
+goto block_156;
 }
 }
 else
 {
-uint8_t x_170; 
-lean_dec(x_145);
+uint8_t x_171; 
+lean_dec(x_146);
+lean_dec(x_144);
 lean_dec(x_143);
-lean_dec(x_142);
 lean_dec(x_2);
-x_170 = !lean_is_exclusive(x_159);
-if (x_170 == 0)
+x_171 = !lean_is_exclusive(x_160);
+if (x_171 == 0)
 {
-return x_159;
+return x_160;
 }
 else
 {
-lean_object* x_171; lean_object* x_172; lean_object* x_173; 
-x_171 = lean_ctor_get(x_159, 0);
-x_172 = lean_ctor_get(x_159, 1);
+lean_object* x_172; lean_object* x_173; lean_object* x_174; 
+x_172 = lean_ctor_get(x_160, 0);
+x_173 = lean_ctor_get(x_160, 1);
+lean_inc(x_173);
 lean_inc(x_172);
-lean_inc(x_171);
-lean_dec(x_159);
-x_173 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_173, 0, x_171);
-lean_ctor_set(x_173, 1, x_172);
-return x_173;
+lean_dec(x_160);
+x_174 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_174, 0, x_172);
+lean_ctor_set(x_174, 1, x_173);
+return x_174;
 }
 }
 }
 else
 {
-lean_object* x_174; 
-lean_dec(x_142);
+lean_object* x_175; 
+lean_dec(x_143);
 lean_dec(x_1);
-x_174 = lean_ctor_get(x_158, 0);
-lean_inc(x_174);
-lean_dec(x_158);
-x_147 = x_174;
-x_148 = x_146;
-goto block_155;
+x_175 = lean_ctor_get(x_159, 0);
+lean_inc(x_175);
+lean_dec(x_159);
+x_148 = x_175;
+x_149 = x_147;
+goto block_156;
 }
 }
-block_155:
+block_156:
 {
 if (lean_obj_tag(x_2) == 8)
 {
-lean_object* x_149; lean_object* x_150; 
-x_149 = lean_expr_update_let(x_2, x_143, x_145, x_147);
-x_150 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_150, 0, x_149);
-lean_ctor_set(x_150, 1, x_148);
-return x_150;
+lean_object* x_150; lean_object* x_151; 
+x_150 = lean_expr_update_let(x_2, x_144, x_146, x_148);
+x_151 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_151, 0, x_150);
+lean_ctor_set(x_151, 1, x_149);
+return x_151;
 }
 else
 {
-lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; 
-lean_dec(x_147);
-lean_dec(x_145);
-lean_dec(x_143);
+lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; 
+lean_dec(x_148);
+lean_dec(x_146);
+lean_dec(x_144);
 lean_dec(x_2);
-x_151 = l_Lean_Expr_Inhabited;
-x_152 = l_Lean_Expr_updateLet_x21___closed__1;
-x_153 = lean_panic_fn(x_151, x_152);
-x_154 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_154, 0, x_153);
-lean_ctor_set(x_154, 1, x_148);
-return x_154;
+x_152 = l_Lean_Expr_Inhabited;
+x_153 = l_Lean_Expr_updateLet_x21___closed__1;
+x_154 = lean_panic_fn(x_152, x_153);
+x_155 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_155, 0, x_154);
+lean_ctor_set(x_155, 1, x_149);
+return x_155;
 }
 }
 }
@@ -31584,1484 +39631,1543 @@ return x_154;
 }
 case 10:
 {
-lean_object* x_215; uint8_t x_216; 
-x_215 = lean_ctor_get(x_2, 1);
-lean_inc(x_215);
-x_216 = l_Lean_Expr_hasMVar(x_215);
-if (x_216 == 0)
+lean_object* x_216; uint8_t x_217; 
+x_216 = lean_ctor_get(x_2, 1);
+lean_inc(x_216);
+x_217 = l_Lean_Expr_hasMVar(x_216);
+if (x_217 == 0)
 {
 lean_dec(x_1);
-x_4 = x_215;
-x_5 = x_3;
-goto block_12;
+x_5 = x_216;
+x_6 = x_4;
+goto block_13;
 }
 else
 {
-lean_object* x_217; lean_object* x_218; 
-x_217 = lean_ctor_get(x_3, 2);
-lean_inc(x_217);
-x_218 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_217, x_215);
-lean_dec(x_217);
-if (lean_obj_tag(x_218) == 0)
-{
-lean_object* x_219; 
-lean_inc(x_215);
-x_219 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_215, x_3);
+lean_object* x_218; lean_object* x_219; 
+x_218 = lean_ctor_get(x_4, 2);
+lean_inc(x_218);
+x_219 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_218, x_216);
+lean_dec(x_218);
 if (lean_obj_tag(x_219) == 0)
 {
-lean_object* x_220; lean_object* x_221; uint8_t x_222; 
-x_220 = lean_ctor_get(x_219, 1);
-lean_inc(x_220);
-x_221 = lean_ctor_get(x_219, 0);
-lean_inc(x_221);
-lean_dec(x_219);
-x_222 = !lean_is_exclusive(x_220);
-if (x_222 == 0)
+lean_object* x_220; 
+lean_inc(x_216);
+x_220 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_216, x_3, x_4);
+if (lean_obj_tag(x_220) == 0)
 {
-lean_object* x_223; lean_object* x_224; 
-x_223 = lean_ctor_get(x_220, 2);
+lean_object* x_221; lean_object* x_222; uint8_t x_223; 
+x_221 = lean_ctor_get(x_220, 1);
 lean_inc(x_221);
-x_224 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_223, x_215, x_221);
-lean_ctor_set(x_220, 2, x_224);
-x_4 = x_221;
-x_5 = x_220;
-goto block_12;
+x_222 = lean_ctor_get(x_220, 0);
+lean_inc(x_222);
+lean_dec(x_220);
+x_223 = !lean_is_exclusive(x_221);
+if (x_223 == 0)
+{
+lean_object* x_224; lean_object* x_225; 
+x_224 = lean_ctor_get(x_221, 2);
+lean_inc(x_222);
+x_225 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_224, x_216, x_222);
+lean_ctor_set(x_221, 2, x_225);
+x_5 = x_222;
+x_6 = x_221;
+goto block_13;
 }
 else
 {
-lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; 
-x_225 = lean_ctor_get(x_220, 0);
-x_226 = lean_ctor_get(x_220, 1);
-x_227 = lean_ctor_get(x_220, 2);
+lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; 
+x_226 = lean_ctor_get(x_221, 0);
+x_227 = lean_ctor_get(x_221, 1);
+x_228 = lean_ctor_get(x_221, 2);
+lean_inc(x_228);
 lean_inc(x_227);
 lean_inc(x_226);
-lean_inc(x_225);
-lean_dec(x_220);
-lean_inc(x_221);
-x_228 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_227, x_215, x_221);
-x_229 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_229, 0, x_225);
-lean_ctor_set(x_229, 1, x_226);
-lean_ctor_set(x_229, 2, x_228);
-x_4 = x_221;
-x_5 = x_229;
-goto block_12;
+lean_dec(x_221);
+lean_inc(x_222);
+x_229 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_228, x_216, x_222);
+x_230 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_230, 0, x_226);
+lean_ctor_set(x_230, 1, x_227);
+lean_ctor_set(x_230, 2, x_229);
+x_5 = x_222;
+x_6 = x_230;
+goto block_13;
 }
 }
 else
 {
-uint8_t x_230; 
-lean_dec(x_215);
+uint8_t x_231; 
+lean_dec(x_216);
 lean_dec(x_2);
-x_230 = !lean_is_exclusive(x_219);
-if (x_230 == 0)
+x_231 = !lean_is_exclusive(x_220);
+if (x_231 == 0)
 {
-return x_219;
+return x_220;
 }
 else
 {
-lean_object* x_231; lean_object* x_232; lean_object* x_233; 
-x_231 = lean_ctor_get(x_219, 0);
-x_232 = lean_ctor_get(x_219, 1);
+lean_object* x_232; lean_object* x_233; lean_object* x_234; 
+x_232 = lean_ctor_get(x_220, 0);
+x_233 = lean_ctor_get(x_220, 1);
+lean_inc(x_233);
 lean_inc(x_232);
-lean_inc(x_231);
-lean_dec(x_219);
-x_233 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_233, 0, x_231);
-lean_ctor_set(x_233, 1, x_232);
-return x_233;
+lean_dec(x_220);
+x_234 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_234, 0, x_232);
+lean_ctor_set(x_234, 1, x_233);
+return x_234;
 }
 }
 }
 else
 {
-lean_object* x_234; 
-lean_dec(x_215);
+lean_object* x_235; 
+lean_dec(x_216);
 lean_dec(x_1);
-x_234 = lean_ctor_get(x_218, 0);
-lean_inc(x_234);
-lean_dec(x_218);
-x_4 = x_234;
-x_5 = x_3;
-goto block_12;
+x_235 = lean_ctor_get(x_219, 0);
+lean_inc(x_235);
+lean_dec(x_219);
+x_5 = x_235;
+x_6 = x_4;
+goto block_13;
 }
 }
 }
 case 11:
 {
-lean_object* x_235; uint8_t x_236; 
-x_235 = lean_ctor_get(x_2, 2);
-lean_inc(x_235);
-x_236 = l_Lean_Expr_hasMVar(x_235);
-if (x_236 == 0)
+lean_object* x_236; uint8_t x_237; 
+x_236 = lean_ctor_get(x_2, 2);
+lean_inc(x_236);
+x_237 = l_Lean_Expr_hasMVar(x_236);
+if (x_237 == 0)
 {
 lean_dec(x_1);
-x_13 = x_235;
-x_14 = x_3;
-goto block_21;
+x_14 = x_236;
+x_15 = x_4;
+goto block_22;
 }
 else
 {
-lean_object* x_237; lean_object* x_238; 
-x_237 = lean_ctor_get(x_3, 2);
-lean_inc(x_237);
-x_238 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_237, x_235);
-lean_dec(x_237);
-if (lean_obj_tag(x_238) == 0)
-{
-lean_object* x_239; 
-lean_inc(x_235);
-x_239 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_235, x_3);
+lean_object* x_238; lean_object* x_239; 
+x_238 = lean_ctor_get(x_4, 2);
+lean_inc(x_238);
+x_239 = l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(x_238, x_236);
+lean_dec(x_238);
 if (lean_obj_tag(x_239) == 0)
 {
-lean_object* x_240; lean_object* x_241; uint8_t x_242; 
-x_240 = lean_ctor_get(x_239, 1);
-lean_inc(x_240);
-x_241 = lean_ctor_get(x_239, 0);
-lean_inc(x_241);
-lean_dec(x_239);
-x_242 = !lean_is_exclusive(x_240);
-if (x_242 == 0)
+lean_object* x_240; 
+lean_inc(x_236);
+x_240 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_236, x_3, x_4);
+if (lean_obj_tag(x_240) == 0)
 {
-lean_object* x_243; lean_object* x_244; 
-x_243 = lean_ctor_get(x_240, 2);
+lean_object* x_241; lean_object* x_242; uint8_t x_243; 
+x_241 = lean_ctor_get(x_240, 1);
 lean_inc(x_241);
-x_244 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_243, x_235, x_241);
-lean_ctor_set(x_240, 2, x_244);
-x_13 = x_241;
-x_14 = x_240;
-goto block_21;
+x_242 = lean_ctor_get(x_240, 0);
+lean_inc(x_242);
+lean_dec(x_240);
+x_243 = !lean_is_exclusive(x_241);
+if (x_243 == 0)
+{
+lean_object* x_244; lean_object* x_245; 
+x_244 = lean_ctor_get(x_241, 2);
+lean_inc(x_242);
+x_245 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_244, x_236, x_242);
+lean_ctor_set(x_241, 2, x_245);
+x_14 = x_242;
+x_15 = x_241;
+goto block_22;
 }
 else
 {
-lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; 
-x_245 = lean_ctor_get(x_240, 0);
-x_246 = lean_ctor_get(x_240, 1);
-x_247 = lean_ctor_get(x_240, 2);
+lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; 
+x_246 = lean_ctor_get(x_241, 0);
+x_247 = lean_ctor_get(x_241, 1);
+x_248 = lean_ctor_get(x_241, 2);
+lean_inc(x_248);
 lean_inc(x_247);
 lean_inc(x_246);
-lean_inc(x_245);
-lean_dec(x_240);
-lean_inc(x_241);
-x_248 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_247, x_235, x_241);
-x_249 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_249, 0, x_245);
-lean_ctor_set(x_249, 1, x_246);
-lean_ctor_set(x_249, 2, x_248);
-x_13 = x_241;
-x_14 = x_249;
-goto block_21;
+lean_dec(x_241);
+lean_inc(x_242);
+x_249 = l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(x_248, x_236, x_242);
+x_250 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_250, 0, x_246);
+lean_ctor_set(x_250, 1, x_247);
+lean_ctor_set(x_250, 2, x_249);
+x_14 = x_242;
+x_15 = x_250;
+goto block_22;
 }
 }
 else
 {
-uint8_t x_250; 
-lean_dec(x_235);
+uint8_t x_251; 
+lean_dec(x_236);
 lean_dec(x_2);
-x_250 = !lean_is_exclusive(x_239);
-if (x_250 == 0)
+x_251 = !lean_is_exclusive(x_240);
+if (x_251 == 0)
 {
-return x_239;
+return x_240;
 }
 else
 {
-lean_object* x_251; lean_object* x_252; lean_object* x_253; 
-x_251 = lean_ctor_get(x_239, 0);
-x_252 = lean_ctor_get(x_239, 1);
+lean_object* x_252; lean_object* x_253; lean_object* x_254; 
+x_252 = lean_ctor_get(x_240, 0);
+x_253 = lean_ctor_get(x_240, 1);
+lean_inc(x_253);
 lean_inc(x_252);
-lean_inc(x_251);
-lean_dec(x_239);
-x_253 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_253, 0, x_251);
-lean_ctor_set(x_253, 1, x_252);
-return x_253;
+lean_dec(x_240);
+x_254 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_254, 0, x_252);
+lean_ctor_set(x_254, 1, x_253);
+return x_254;
 }
 }
 }
 else
 {
-lean_object* x_254; 
-lean_dec(x_235);
+lean_object* x_255; 
+lean_dec(x_236);
 lean_dec(x_1);
-x_254 = lean_ctor_get(x_238, 0);
-lean_inc(x_254);
-lean_dec(x_238);
-x_13 = x_254;
-x_14 = x_3;
-goto block_21;
+x_255 = lean_ctor_get(x_239, 0);
+lean_inc(x_255);
+lean_dec(x_239);
+x_14 = x_255;
+x_15 = x_4;
+goto block_22;
 }
 }
 }
 default: 
 {
-lean_object* x_255; 
+lean_object* x_256; 
 lean_dec(x_1);
-x_255 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_255, 0, x_2);
-lean_ctor_set(x_255, 1, x_3);
-return x_255;
+x_256 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_256, 0, x_2);
+lean_ctor_set(x_256, 1, x_4);
+return x_256;
 }
 }
-block_12:
+block_13:
 {
 if (lean_obj_tag(x_2) == 10)
 {
-lean_object* x_6; lean_object* x_7; 
-x_6 = lean_expr_update_mdata(x_2, x_4);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_5);
-return x_7;
-}
-else
-{
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-lean_dec(x_4);
-lean_dec(x_2);
-x_8 = l_Lean_Expr_Inhabited;
-x_9 = l_Lean_Expr_updateMData_x21___closed__2;
-x_10 = lean_panic_fn(x_8, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_5);
-return x_11;
-}
-}
-block_21:
-{
-if (lean_obj_tag(x_2) == 11)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_expr_update_proj(x_2, x_13);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_14);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-lean_dec(x_13);
-lean_dec(x_2);
-x_17 = l_Lean_Expr_Inhabited;
-x_18 = l_Lean_Expr_updateProj_x21___closed__2;
-x_19 = lean_panic_fn(x_17, x_18);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_14);
-return x_20;
-}
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-lean_object* x_4; 
-x_4 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_3);
-return x_4;
-}
-}
-lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
-_start:
-{
-uint8_t x_4; 
-x_4 = l_Lean_Expr_hasMVar(x_2);
-if (x_4 == 0)
-{
-lean_object* x_5; 
-lean_dec(x_1);
-x_5 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_5, 0, x_2);
-lean_ctor_set(x_5, 1, x_3);
-return x_5;
-}
-else
-{
-uint8_t x_6; 
-x_6 = !lean_is_exclusive(x_3);
-if (x_6 == 0)
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-x_7 = lean_ctor_get(x_3, 2);
-x_8 = l_HashMap_Inhabited___closed__1;
-lean_ctor_set(x_3, 2, x_8);
-x_9 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_3);
-if (lean_obj_tag(x_9) == 0)
-{
-uint8_t x_10; 
-x_10 = !lean_is_exclusive(x_9);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_9, 1);
-x_12 = !lean_is_exclusive(x_11);
-if (x_12 == 0)
-{
-lean_object* x_13; 
-x_13 = lean_ctor_get(x_11, 2);
-lean_dec(x_13);
-lean_ctor_set(x_11, 2, x_7);
-return x_9;
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_11, 0);
-x_15 = lean_ctor_get(x_11, 1);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_11);
-x_16 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_16, 0, x_14);
-lean_ctor_set(x_16, 1, x_15);
-lean_ctor_set(x_16, 2, x_7);
-lean_ctor_set(x_9, 1, x_16);
-return x_9;
-}
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_17 = lean_ctor_get(x_9, 1);
-x_18 = lean_ctor_get(x_9, 0);
-lean_inc(x_17);
-lean_inc(x_18);
-lean_dec(x_9);
-x_19 = lean_ctor_get(x_17, 0);
-lean_inc(x_19);
-x_20 = lean_ctor_get(x_17, 1);
-lean_inc(x_20);
-if (lean_is_exclusive(x_17)) {
- lean_ctor_release(x_17, 0);
- lean_ctor_release(x_17, 1);
- lean_ctor_release(x_17, 2);
- x_21 = x_17;
-} else {
- lean_dec_ref(x_17);
- x_21 = lean_box(0);
-}
-if (lean_is_scalar(x_21)) {
- x_22 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_22 = x_21;
-}
-lean_ctor_set(x_22, 0, x_19);
-lean_ctor_set(x_22, 1, x_20);
-lean_ctor_set(x_22, 2, x_7);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_18);
-lean_ctor_set(x_23, 1, x_22);
-return x_23;
-}
-}
-else
-{
-uint8_t x_24; 
-lean_dec(x_7);
-x_24 = !lean_is_exclusive(x_9);
-if (x_24 == 0)
-{
-return x_9;
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_9, 0);
-x_26 = lean_ctor_get(x_9, 1);
-lean_inc(x_26);
-lean_inc(x_25);
-lean_dec(x_9);
-x_27 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_27, 0, x_25);
-lean_ctor_set(x_27, 1, x_26);
-return x_27;
-}
-}
-}
-else
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_28 = lean_ctor_get(x_3, 0);
-x_29 = lean_ctor_get(x_3, 1);
-x_30 = lean_ctor_get(x_3, 2);
-lean_inc(x_30);
-lean_inc(x_29);
-lean_inc(x_28);
-lean_dec(x_3);
-x_31 = l_HashMap_Inhabited___closed__1;
-x_32 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_32, 0, x_28);
-lean_ctor_set(x_32, 1, x_29);
-lean_ctor_set(x_32, 2, x_31);
-x_33 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_32);
-if (lean_obj_tag(x_33) == 0)
-{
-lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_34 = lean_ctor_get(x_33, 1);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_33, 0);
-lean_inc(x_35);
-if (lean_is_exclusive(x_33)) {
- lean_ctor_release(x_33, 0);
- lean_ctor_release(x_33, 1);
- x_36 = x_33;
-} else {
- lean_dec_ref(x_33);
- x_36 = lean_box(0);
-}
-x_37 = lean_ctor_get(x_34, 0);
-lean_inc(x_37);
-x_38 = lean_ctor_get(x_34, 1);
-lean_inc(x_38);
-if (lean_is_exclusive(x_34)) {
- lean_ctor_release(x_34, 0);
- lean_ctor_release(x_34, 1);
- lean_ctor_release(x_34, 2);
- x_39 = x_34;
-} else {
- lean_dec_ref(x_34);
- x_39 = lean_box(0);
-}
-if (lean_is_scalar(x_39)) {
- x_40 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_40 = x_39;
-}
-lean_ctor_set(x_40, 0, x_37);
-lean_ctor_set(x_40, 1, x_38);
-lean_ctor_set(x_40, 2, x_30);
-if (lean_is_scalar(x_36)) {
- x_41 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_41 = x_36;
-}
-lean_ctor_set(x_41, 0, x_35);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-else
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-lean_dec(x_30);
-x_42 = lean_ctor_get(x_33, 0);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_33, 1);
-lean_inc(x_43);
-if (lean_is_exclusive(x_33)) {
- lean_ctor_release(x_33, 0);
- lean_ctor_release(x_33, 1);
- x_44 = x_33;
-} else {
- lean_dec_ref(x_33);
- x_44 = lean_box(0);
-}
-if (lean_is_scalar(x_44)) {
- x_45 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_45 = x_44;
-}
-lean_ctor_set(x_45, 0, x_42);
-lean_ctor_set(x_45, 1, x_43);
-return x_45;
-}
-}
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-lean_inc(x_1);
-x_5 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_3, x_4);
-if (lean_obj_tag(x_5) == 0)
-{
-uint8_t x_6; 
-x_6 = !lean_is_exclusive(x_5);
-if (x_6 == 0)
-{
 lean_object* x_7; lean_object* x_8; 
-x_7 = lean_ctor_get(x_5, 0);
-x_8 = lean_expr_abstract_range(x_7, x_2, x_1);
-lean_dec(x_1);
-lean_dec(x_7);
-lean_ctor_set(x_5, 0, x_8);
-return x_5;
-}
-else
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_9 = lean_ctor_get(x_5, 0);
-x_10 = lean_ctor_get(x_5, 1);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_dec(x_5);
-x_11 = lean_expr_abstract_range(x_9, x_2, x_1);
-lean_dec(x_1);
-lean_dec(x_9);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_10);
-return x_12;
-}
-}
-else
-{
-uint8_t x_13; 
-lean_dec(x_1);
-x_13 = !lean_is_exclusive(x_5);
-if (x_13 == 0)
-{
-return x_5;
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_5, 0);
-x_15 = lean_ctor_get(x_5, 1);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_5);
-x_16 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_16, 0, x_14);
-lean_ctor_set(x_16, 1, x_15);
-return x_16;
-}
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_23__abstractRange(x_1, x_2, x_3, x_4);
-lean_dec(x_2);
-return x_5;
-}
-}
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(lean_object* x_1, lean_object* x_2, uint8_t x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
-_start:
-{
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_6);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_9 = lean_ctor_get(x_6, 0);
-x_10 = lean_ctor_get(x_6, 1);
-x_11 = l_Lean_Expr_Inhabited;
-x_12 = lean_array_get(x_11, x_1, x_5);
-x_13 = l_Lean_LocalContext_getFVar_x21(x_2, x_12);
-lean_dec(x_12);
-if (lean_obj_tag(x_13) == 0)
-{
-if (x_3 == 0)
-{
-lean_object* x_14; lean_object* x_15; uint8_t x_16; lean_object* x_17; 
-x_14 = lean_ctor_get(x_13, 2);
-lean_inc(x_14);
-x_15 = lean_ctor_get(x_13, 3);
-lean_inc(x_15);
-x_16 = lean_ctor_get_uint8(x_13, sizeof(void*)*4);
-lean_dec(x_13);
-lean_inc(x_1);
-x_17 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_15, x_7);
-if (lean_obj_tag(x_17) == 0)
-{
-uint8_t x_18; 
-x_18 = !lean_is_exclusive(x_17);
-if (x_18 == 0)
-{
-lean_object* x_19; lean_object* x_20; 
-x_19 = lean_ctor_get(x_17, 0);
-x_20 = lean_expr_abstract_range(x_19, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_19);
-if (x_4 == 0)
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_21 = l_Lean_mkForall(x_14, x_16, x_20, x_9);
-lean_dec(x_14);
-x_22 = lean_unsigned_to_nat(1u);
-x_23 = lean_nat_add(x_10, x_22);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_23);
-lean_ctor_set(x_6, 0, x_21);
-lean_ctor_set(x_17, 0, x_6);
-return x_17;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_24 = l_Lean_mkLambda(x_14, x_16, x_20, x_9);
-lean_dec(x_14);
-x_25 = lean_unsigned_to_nat(1u);
-x_26 = lean_nat_add(x_10, x_25);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_26);
-lean_ctor_set(x_6, 0, x_24);
-lean_ctor_set(x_17, 0, x_6);
-return x_17;
-}
-}
-else
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; 
-x_27 = lean_ctor_get(x_17, 0);
-x_28 = lean_ctor_get(x_17, 1);
-lean_inc(x_28);
-lean_inc(x_27);
-lean_dec(x_17);
-x_29 = lean_expr_abstract_range(x_27, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_27);
-if (x_4 == 0)
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_30 = l_Lean_mkForall(x_14, x_16, x_29, x_9);
-lean_dec(x_14);
-x_31 = lean_unsigned_to_nat(1u);
-x_32 = lean_nat_add(x_10, x_31);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_32);
-lean_ctor_set(x_6, 0, x_30);
-x_33 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_33, 0, x_6);
-lean_ctor_set(x_33, 1, x_28);
-return x_33;
-}
-else
-{
-lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-x_34 = l_Lean_mkLambda(x_14, x_16, x_29, x_9);
-lean_dec(x_14);
-x_35 = lean_unsigned_to_nat(1u);
-x_36 = lean_nat_add(x_10, x_35);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_36);
-lean_ctor_set(x_6, 0, x_34);
-x_37 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_37, 0, x_6);
-lean_ctor_set(x_37, 1, x_28);
-return x_37;
-}
-}
-}
-else
-{
-uint8_t x_38; 
-lean_dec(x_14);
-lean_free_object(x_6);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_1);
-x_38 = !lean_is_exclusive(x_17);
-if (x_38 == 0)
-{
-return x_17;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_39 = lean_ctor_get(x_17, 0);
-x_40 = lean_ctor_get(x_17, 1);
-lean_inc(x_40);
-lean_inc(x_39);
-lean_dec(x_17);
-x_41 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_41, 0, x_39);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-}
-else
-{
-lean_object* x_42; lean_object* x_43; uint8_t x_44; lean_object* x_45; uint8_t x_46; 
-x_42 = lean_ctor_get(x_13, 2);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_13, 3);
-lean_inc(x_43);
-x_44 = lean_ctor_get_uint8(x_13, sizeof(void*)*4);
-lean_dec(x_13);
-x_45 = lean_unsigned_to_nat(0u);
-x_46 = lean_expr_has_loose_bvar(x_9, x_45);
-if (x_46 == 0)
-{
-lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-lean_dec(x_43);
-lean_dec(x_42);
-lean_dec(x_1);
-x_47 = lean_unsigned_to_nat(1u);
-x_48 = lean_expr_lower_loose_bvars(x_9, x_47, x_47);
-lean_dec(x_9);
-lean_ctor_set(x_6, 0, x_48);
-x_49 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_49, 0, x_6);
-lean_ctor_set(x_49, 1, x_7);
-return x_49;
-}
-else
-{
-lean_object* x_50; 
-lean_inc(x_1);
-x_50 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_43, x_7);
-if (lean_obj_tag(x_50) == 0)
-{
-uint8_t x_51; 
-x_51 = !lean_is_exclusive(x_50);
-if (x_51 == 0)
-{
-lean_object* x_52; lean_object* x_53; 
-x_52 = lean_ctor_get(x_50, 0);
-x_53 = lean_expr_abstract_range(x_52, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_52);
-if (x_4 == 0)
-{
-lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-x_54 = l_Lean_mkForall(x_42, x_44, x_53, x_9);
-lean_dec(x_42);
-x_55 = lean_unsigned_to_nat(1u);
-x_56 = lean_nat_add(x_10, x_55);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_56);
-lean_ctor_set(x_6, 0, x_54);
-lean_ctor_set(x_50, 0, x_6);
-return x_50;
-}
-else
-{
-lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_57 = l_Lean_mkLambda(x_42, x_44, x_53, x_9);
-lean_dec(x_42);
-x_58 = lean_unsigned_to_nat(1u);
-x_59 = lean_nat_add(x_10, x_58);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_59);
-lean_ctor_set(x_6, 0, x_57);
-lean_ctor_set(x_50, 0, x_6);
-return x_50;
-}
-}
-else
-{
-lean_object* x_60; lean_object* x_61; lean_object* x_62; 
-x_60 = lean_ctor_get(x_50, 0);
-x_61 = lean_ctor_get(x_50, 1);
-lean_inc(x_61);
-lean_inc(x_60);
-lean_dec(x_50);
-x_62 = lean_expr_abstract_range(x_60, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_60);
-if (x_4 == 0)
-{
-lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; 
-x_63 = l_Lean_mkForall(x_42, x_44, x_62, x_9);
-lean_dec(x_42);
-x_64 = lean_unsigned_to_nat(1u);
-x_65 = lean_nat_add(x_10, x_64);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_65);
-lean_ctor_set(x_6, 0, x_63);
-x_66 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_66, 0, x_6);
-lean_ctor_set(x_66, 1, x_61);
-return x_66;
-}
-else
-{
-lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; 
-x_67 = l_Lean_mkLambda(x_42, x_44, x_62, x_9);
-lean_dec(x_42);
-x_68 = lean_unsigned_to_nat(1u);
-x_69 = lean_nat_add(x_10, x_68);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_69);
-lean_ctor_set(x_6, 0, x_67);
-x_70 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_70, 0, x_6);
-lean_ctor_set(x_70, 1, x_61);
-return x_70;
-}
-}
-}
-else
-{
-uint8_t x_71; 
-lean_dec(x_42);
-lean_free_object(x_6);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_1);
-x_71 = !lean_is_exclusive(x_50);
-if (x_71 == 0)
-{
-return x_50;
-}
-else
-{
-lean_object* x_72; lean_object* x_73; lean_object* x_74; 
-x_72 = lean_ctor_get(x_50, 0);
-x_73 = lean_ctor_get(x_50, 1);
-lean_inc(x_73);
-lean_inc(x_72);
-lean_dec(x_50);
-x_74 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_74, 0, x_72);
-lean_ctor_set(x_74, 1, x_73);
-return x_74;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; uint8_t x_79; 
-x_75 = lean_ctor_get(x_13, 2);
-lean_inc(x_75);
-x_76 = lean_ctor_get(x_13, 3);
-lean_inc(x_76);
-x_77 = lean_ctor_get(x_13, 4);
-lean_inc(x_77);
-lean_dec(x_13);
-x_78 = lean_unsigned_to_nat(0u);
-x_79 = lean_expr_has_loose_bvar(x_9, x_78);
-if (x_79 == 0)
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; 
-lean_dec(x_77);
-lean_dec(x_76);
-lean_dec(x_75);
-lean_dec(x_1);
-x_80 = lean_unsigned_to_nat(1u);
-x_81 = lean_expr_lower_loose_bvars(x_9, x_80, x_80);
-lean_dec(x_9);
-lean_ctor_set(x_6, 0, x_81);
-x_82 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_82, 0, x_6);
-lean_ctor_set(x_82, 1, x_7);
-return x_82;
-}
-else
-{
-lean_object* x_83; 
-lean_inc(x_1);
-x_83 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_76, x_7);
-if (lean_obj_tag(x_83) == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; 
-x_84 = lean_ctor_get(x_83, 0);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_83, 1);
-lean_inc(x_85);
-lean_dec(x_83);
-x_86 = lean_expr_abstract_range(x_84, x_5, x_1);
-lean_dec(x_84);
-lean_inc(x_1);
-x_87 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_77, x_85);
-if (lean_obj_tag(x_87) == 0)
-{
-uint8_t x_88; 
-x_88 = !lean_is_exclusive(x_87);
-if (x_88 == 0)
-{
-lean_object* x_89; lean_object* x_90; uint8_t x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; 
-x_89 = lean_ctor_get(x_87, 0);
-x_90 = lean_expr_abstract_range(x_89, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_89);
-x_91 = 0;
-x_92 = l_Lean_mkLet(x_75, x_86, x_90, x_9, x_91);
-lean_dec(x_75);
-x_93 = lean_unsigned_to_nat(1u);
-x_94 = lean_nat_add(x_10, x_93);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_94);
-lean_ctor_set(x_6, 0, x_92);
-lean_ctor_set(x_87, 0, x_6);
-return x_87;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; 
-x_95 = lean_ctor_get(x_87, 0);
-x_96 = lean_ctor_get(x_87, 1);
-lean_inc(x_96);
-lean_inc(x_95);
-lean_dec(x_87);
-x_97 = lean_expr_abstract_range(x_95, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_95);
-x_98 = 0;
-x_99 = l_Lean_mkLet(x_75, x_86, x_97, x_9, x_98);
-lean_dec(x_75);
-x_100 = lean_unsigned_to_nat(1u);
-x_101 = lean_nat_add(x_10, x_100);
-lean_dec(x_10);
-lean_ctor_set(x_6, 1, x_101);
-lean_ctor_set(x_6, 0, x_99);
-x_102 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_102, 0, x_6);
-lean_ctor_set(x_102, 1, x_96);
-return x_102;
-}
-}
-else
-{
-uint8_t x_103; 
-lean_dec(x_86);
-lean_dec(x_75);
-lean_free_object(x_6);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_1);
-x_103 = !lean_is_exclusive(x_87);
-if (x_103 == 0)
-{
-return x_87;
-}
-else
-{
-lean_object* x_104; lean_object* x_105; lean_object* x_106; 
-x_104 = lean_ctor_get(x_87, 0);
-x_105 = lean_ctor_get(x_87, 1);
-lean_inc(x_105);
-lean_inc(x_104);
-lean_dec(x_87);
-x_106 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_106, 0, x_104);
-lean_ctor_set(x_106, 1, x_105);
-return x_106;
-}
-}
-}
-else
-{
-uint8_t x_107; 
-lean_dec(x_77);
-lean_dec(x_75);
-lean_free_object(x_6);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_1);
-x_107 = !lean_is_exclusive(x_83);
-if (x_107 == 0)
-{
-return x_83;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; lean_object* x_110; 
-x_108 = lean_ctor_get(x_83, 0);
-x_109 = lean_ctor_get(x_83, 1);
-lean_inc(x_109);
-lean_inc(x_108);
-lean_dec(x_83);
-x_110 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_110, 0, x_108);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
-x_111 = lean_ctor_get(x_6, 0);
-x_112 = lean_ctor_get(x_6, 1);
-lean_inc(x_112);
-lean_inc(x_111);
-lean_dec(x_6);
-x_113 = l_Lean_Expr_Inhabited;
-x_114 = lean_array_get(x_113, x_1, x_5);
-x_115 = l_Lean_LocalContext_getFVar_x21(x_2, x_114);
-lean_dec(x_114);
-if (lean_obj_tag(x_115) == 0)
-{
-if (x_3 == 0)
-{
-lean_object* x_116; lean_object* x_117; uint8_t x_118; lean_object* x_119; 
-x_116 = lean_ctor_get(x_115, 2);
-lean_inc(x_116);
-x_117 = lean_ctor_get(x_115, 3);
-lean_inc(x_117);
-x_118 = lean_ctor_get_uint8(x_115, sizeof(void*)*4);
-lean_dec(x_115);
-lean_inc(x_1);
-x_119 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_117, x_7);
-if (lean_obj_tag(x_119) == 0)
-{
-lean_object* x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; 
-x_120 = lean_ctor_get(x_119, 0);
-lean_inc(x_120);
-x_121 = lean_ctor_get(x_119, 1);
-lean_inc(x_121);
-if (lean_is_exclusive(x_119)) {
- lean_ctor_release(x_119, 0);
- lean_ctor_release(x_119, 1);
- x_122 = x_119;
-} else {
- lean_dec_ref(x_119);
- x_122 = lean_box(0);
-}
-x_123 = lean_expr_abstract_range(x_120, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_120);
-if (x_4 == 0)
-{
-lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; 
-x_124 = l_Lean_mkForall(x_116, x_118, x_123, x_111);
-lean_dec(x_116);
-x_125 = lean_unsigned_to_nat(1u);
-x_126 = lean_nat_add(x_112, x_125);
-lean_dec(x_112);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_124);
-lean_ctor_set(x_127, 1, x_126);
-if (lean_is_scalar(x_122)) {
- x_128 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_128 = x_122;
-}
-lean_ctor_set(x_128, 0, x_127);
-lean_ctor_set(x_128, 1, x_121);
-return x_128;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; 
-x_129 = l_Lean_mkLambda(x_116, x_118, x_123, x_111);
-lean_dec(x_116);
-x_130 = lean_unsigned_to_nat(1u);
-x_131 = lean_nat_add(x_112, x_130);
-lean_dec(x_112);
-x_132 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_132, 0, x_129);
-lean_ctor_set(x_132, 1, x_131);
-if (lean_is_scalar(x_122)) {
- x_133 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_133 = x_122;
-}
-lean_ctor_set(x_133, 0, x_132);
-lean_ctor_set(x_133, 1, x_121);
-return x_133;
-}
-}
-else
-{
-lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; 
-lean_dec(x_116);
-lean_dec(x_112);
-lean_dec(x_111);
-lean_dec(x_1);
-x_134 = lean_ctor_get(x_119, 0);
-lean_inc(x_134);
-x_135 = lean_ctor_get(x_119, 1);
-lean_inc(x_135);
-if (lean_is_exclusive(x_119)) {
- lean_ctor_release(x_119, 0);
- lean_ctor_release(x_119, 1);
- x_136 = x_119;
-} else {
- lean_dec_ref(x_119);
- x_136 = lean_box(0);
-}
-if (lean_is_scalar(x_136)) {
- x_137 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_137 = x_136;
-}
-lean_ctor_set(x_137, 0, x_134);
-lean_ctor_set(x_137, 1, x_135);
-return x_137;
-}
-}
-else
-{
-lean_object* x_138; lean_object* x_139; uint8_t x_140; lean_object* x_141; uint8_t x_142; 
-x_138 = lean_ctor_get(x_115, 2);
-lean_inc(x_138);
-x_139 = lean_ctor_get(x_115, 3);
-lean_inc(x_139);
-x_140 = lean_ctor_get_uint8(x_115, sizeof(void*)*4);
-lean_dec(x_115);
-x_141 = lean_unsigned_to_nat(0u);
-x_142 = lean_expr_has_loose_bvar(x_111, x_141);
-if (x_142 == 0)
-{
-lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; 
-lean_dec(x_139);
-lean_dec(x_138);
-lean_dec(x_1);
-x_143 = lean_unsigned_to_nat(1u);
-x_144 = lean_expr_lower_loose_bvars(x_111, x_143, x_143);
-lean_dec(x_111);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_144);
-lean_ctor_set(x_145, 1, x_112);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_145);
-lean_ctor_set(x_146, 1, x_7);
-return x_146;
-}
-else
-{
-lean_object* x_147; 
-lean_inc(x_1);
-x_147 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_139, x_7);
-if (lean_obj_tag(x_147) == 0)
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; 
-x_148 = lean_ctor_get(x_147, 0);
-lean_inc(x_148);
-x_149 = lean_ctor_get(x_147, 1);
-lean_inc(x_149);
-if (lean_is_exclusive(x_147)) {
- lean_ctor_release(x_147, 0);
- lean_ctor_release(x_147, 1);
- x_150 = x_147;
-} else {
- lean_dec_ref(x_147);
- x_150 = lean_box(0);
-}
-x_151 = lean_expr_abstract_range(x_148, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_148);
-if (x_4 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; 
-x_152 = l_Lean_mkForall(x_138, x_140, x_151, x_111);
-lean_dec(x_138);
-x_153 = lean_unsigned_to_nat(1u);
-x_154 = lean_nat_add(x_112, x_153);
-lean_dec(x_112);
-x_155 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_155, 0, x_152);
-lean_ctor_set(x_155, 1, x_154);
-if (lean_is_scalar(x_150)) {
- x_156 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_156 = x_150;
-}
-lean_ctor_set(x_156, 0, x_155);
-lean_ctor_set(x_156, 1, x_149);
-return x_156;
-}
-else
-{
-lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-x_157 = l_Lean_mkLambda(x_138, x_140, x_151, x_111);
-lean_dec(x_138);
-x_158 = lean_unsigned_to_nat(1u);
-x_159 = lean_nat_add(x_112, x_158);
-lean_dec(x_112);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_157);
-lean_ctor_set(x_160, 1, x_159);
-if (lean_is_scalar(x_150)) {
- x_161 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_161 = x_150;
-}
-lean_ctor_set(x_161, 0, x_160);
-lean_ctor_set(x_161, 1, x_149);
-return x_161;
-}
-}
-else
-{
-lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; 
-lean_dec(x_138);
-lean_dec(x_112);
-lean_dec(x_111);
-lean_dec(x_1);
-x_162 = lean_ctor_get(x_147, 0);
-lean_inc(x_162);
-x_163 = lean_ctor_get(x_147, 1);
-lean_inc(x_163);
-if (lean_is_exclusive(x_147)) {
- lean_ctor_release(x_147, 0);
- lean_ctor_release(x_147, 1);
- x_164 = x_147;
-} else {
- lean_dec_ref(x_147);
- x_164 = lean_box(0);
-}
-if (lean_is_scalar(x_164)) {
- x_165 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_165 = x_164;
-}
-lean_ctor_set(x_165, 0, x_162);
-lean_ctor_set(x_165, 1, x_163);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; uint8_t x_170; 
-x_166 = lean_ctor_get(x_115, 2);
-lean_inc(x_166);
-x_167 = lean_ctor_get(x_115, 3);
-lean_inc(x_167);
-x_168 = lean_ctor_get(x_115, 4);
-lean_inc(x_168);
-lean_dec(x_115);
-x_169 = lean_unsigned_to_nat(0u);
-x_170 = lean_expr_has_loose_bvar(x_111, x_169);
-if (x_170 == 0)
-{
-lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; 
-lean_dec(x_168);
-lean_dec(x_167);
-lean_dec(x_166);
-lean_dec(x_1);
-x_171 = lean_unsigned_to_nat(1u);
-x_172 = lean_expr_lower_loose_bvars(x_111, x_171, x_171);
-lean_dec(x_111);
-x_173 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_173, 0, x_172);
-lean_ctor_set(x_173, 1, x_112);
-x_174 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_174, 0, x_173);
-lean_ctor_set(x_174, 1, x_7);
-return x_174;
-}
-else
-{
-lean_object* x_175; 
-lean_inc(x_1);
-x_175 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_167, x_7);
-if (lean_obj_tag(x_175) == 0)
-{
-lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; 
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_expr_abstract_range(x_176, x_5, x_1);
-lean_dec(x_176);
-lean_inc(x_1);
-x_179 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_168, x_177);
-if (lean_obj_tag(x_179) == 0)
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; uint8_t x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; 
-x_180 = lean_ctor_get(x_179, 0);
-lean_inc(x_180);
-x_181 = lean_ctor_get(x_179, 1);
-lean_inc(x_181);
-if (lean_is_exclusive(x_179)) {
- lean_ctor_release(x_179, 0);
- lean_ctor_release(x_179, 1);
- x_182 = x_179;
-} else {
- lean_dec_ref(x_179);
- x_182 = lean_box(0);
-}
-x_183 = lean_expr_abstract_range(x_180, x_5, x_1);
-lean_dec(x_1);
-lean_dec(x_180);
-x_184 = 0;
-x_185 = l_Lean_mkLet(x_166, x_178, x_183, x_111, x_184);
-lean_dec(x_166);
-x_186 = lean_unsigned_to_nat(1u);
-x_187 = lean_nat_add(x_112, x_186);
-lean_dec(x_112);
-x_188 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_188, 0, x_185);
-lean_ctor_set(x_188, 1, x_187);
-if (lean_is_scalar(x_182)) {
- x_189 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_189 = x_182;
-}
-lean_ctor_set(x_189, 0, x_188);
-lean_ctor_set(x_189, 1, x_181);
-return x_189;
-}
-else
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; 
-lean_dec(x_178);
-lean_dec(x_166);
-lean_dec(x_112);
-lean_dec(x_111);
-lean_dec(x_1);
-x_190 = lean_ctor_get(x_179, 0);
-lean_inc(x_190);
-x_191 = lean_ctor_get(x_179, 1);
-lean_inc(x_191);
-if (lean_is_exclusive(x_179)) {
- lean_ctor_release(x_179, 0);
- lean_ctor_release(x_179, 1);
- x_192 = x_179;
-} else {
- lean_dec_ref(x_179);
- x_192 = lean_box(0);
-}
-if (lean_is_scalar(x_192)) {
- x_193 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_193 = x_192;
-}
-lean_ctor_set(x_193, 0, x_190);
-lean_ctor_set(x_193, 1, x_191);
-return x_193;
-}
-}
-else
-{
-lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; 
-lean_dec(x_168);
-lean_dec(x_166);
-lean_dec(x_112);
-lean_dec(x_111);
-lean_dec(x_1);
-x_194 = lean_ctor_get(x_175, 0);
-lean_inc(x_194);
-x_195 = lean_ctor_get(x_175, 1);
-lean_inc(x_195);
-if (lean_is_exclusive(x_175)) {
- lean_ctor_release(x_175, 0);
- lean_ctor_release(x_175, 1);
- x_196 = x_175;
-} else {
- lean_dec_ref(x_175);
- x_196 = lean_box(0);
-}
-if (lean_is_scalar(x_196)) {
- x_197 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_197 = x_196;
-}
-lean_ctor_set(x_197, 0, x_194);
-lean_ctor_set(x_197, 1, x_195);
-return x_197;
-}
-}
-}
-}
-}
-}
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, lean_object* x_6) {
-_start:
-{
-lean_object* x_7; lean_object* x_8; 
-x_7 = lean_array_get_size(x_3);
-lean_inc(x_3);
-x_8 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_3, x_4, x_6);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-x_10 = lean_ctor_get(x_8, 1);
-lean_inc(x_10);
-lean_dec(x_8);
-x_11 = lean_expr_abstract_range(x_9, x_7, x_3);
-lean_dec(x_9);
-x_12 = lean_box(x_5);
-x_13 = lean_box(x_1);
-x_14 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed), 7, 4);
-lean_closure_set(x_14, 0, x_3);
-lean_closure_set(x_14, 1, x_2);
-lean_closure_set(x_14, 2, x_12);
-lean_closure_set(x_14, 3, x_13);
-x_15 = lean_unsigned_to_nat(0u);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_11);
-lean_ctor_set(x_16, 1, x_15);
-x_17 = l_EIO_Monad___closed__1;
-x_18 = l_Nat_foldRevMAux___main___rarg(x_17, x_14, x_7, x_16);
-lean_dec(x_7);
-x_19 = lean_apply_1(x_18, x_10);
-return x_19;
-}
-else
-{
-uint8_t x_20; 
-lean_dec(x_7);
-lean_dec(x_3);
-lean_dec(x_2);
-x_20 = !lean_is_exclusive(x_8);
-if (x_20 == 0)
-{
+x_7 = lean_expr_update_mdata(x_2, x_5);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_6);
 return x_8;
 }
 else
 {
-lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_21 = lean_ctor_get(x_8, 0);
-x_22 = lean_ctor_get(x_8, 1);
-lean_inc(x_22);
-lean_inc(x_21);
-lean_dec(x_8);
-x_23 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_23, 0, x_21);
-lean_ctor_set(x_23, 1, x_22);
-return x_23;
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+lean_dec(x_5);
+lean_dec(x_2);
+x_9 = l_Lean_Expr_Inhabited;
+x_10 = l_Lean_Expr_updateMData_x21___closed__2;
+x_11 = lean_panic_fn(x_9, x_10);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_6);
+return x_12;
+}
+}
+block_22:
+{
+if (lean_obj_tag(x_2) == 11)
+{
+lean_object* x_16; lean_object* x_17; 
+x_16 = lean_expr_update_proj(x_2, x_14);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+lean_dec(x_14);
+lean_dec(x_2);
+x_18 = l_Lean_Expr_Inhabited;
+x_19 = l_Lean_Expr_updateProj_x21___closed__2;
+x_20 = lean_panic_fn(x_18, x_19);
+x_21 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_21, 0, x_20);
+lean_ctor_set(x_21, 1, x_15);
+return x_21;
 }
 }
 }
 }
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-uint8_t x_8; uint8_t x_9; lean_object* x_10; 
-x_8 = lean_unbox(x_3);
-lean_dec(x_3);
-x_9 = lean_unbox(x_4);
-lean_dec(x_4);
-x_10 = l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(x_1, x_2, x_8, x_9, x_5, x_6, x_7);
+uint8_t x_7; lean_object* x_8; 
+x_7 = lean_unbox(x_5);
 lean_dec(x_5);
+x_8 = l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(x_1, x_2, x_3, x_4, x_7, x_6);
+return x_8;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_3);
+lean_dec(x_3);
+x_6 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_5, x_4);
+return x_6;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_3, x_4);
+return x_5;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_3);
+lean_dec(x_3);
+x_6 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(x_1, x_2, x_5, x_4);
+return x_6;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; 
+x_5 = l_Lean_Expr_hasMVar(x_2);
+if (x_5 == 0)
+{
+lean_object* x_6; 
+lean_dec(x_1);
+x_6 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_6, 0, x_2);
+lean_ctor_set(x_6, 1, x_4);
+return x_6;
+}
+else
+{
+uint8_t x_7; 
+x_7 = !lean_is_exclusive(x_4);
+if (x_7 == 0)
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_4, 2);
+x_9 = l_HashMap_Inhabited___closed__1;
+lean_ctor_set(x_4, 2, x_9);
+x_10 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_3, x_4);
+if (lean_obj_tag(x_10) == 0)
+{
+uint8_t x_11; 
+x_11 = !lean_is_exclusive(x_10);
+if (x_11 == 0)
+{
+lean_object* x_12; uint8_t x_13; 
+x_12 = lean_ctor_get(x_10, 1);
+x_13 = !lean_is_exclusive(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_12, 2);
+lean_dec(x_14);
+lean_ctor_set(x_12, 2, x_8);
+return x_10;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_12, 0);
+x_16 = lean_ctor_get(x_12, 1);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_dec(x_12);
+x_17 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+lean_ctor_set(x_17, 2, x_8);
+lean_ctor_set(x_10, 1, x_17);
 return x_10;
 }
 }
-lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_18 = lean_ctor_get(x_10, 1);
+x_19 = lean_ctor_get(x_10, 0);
+lean_inc(x_18);
+lean_inc(x_19);
+lean_dec(x_10);
+x_20 = lean_ctor_get(x_18, 0);
+lean_inc(x_20);
+x_21 = lean_ctor_get(x_18, 1);
+lean_inc(x_21);
+if (lean_is_exclusive(x_18)) {
+ lean_ctor_release(x_18, 0);
+ lean_ctor_release(x_18, 1);
+ lean_ctor_release(x_18, 2);
+ x_22 = x_18;
+} else {
+ lean_dec_ref(x_18);
+ x_22 = lean_box(0);
+}
+if (lean_is_scalar(x_22)) {
+ x_23 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_23 = x_22;
+}
+lean_ctor_set(x_23, 0, x_20);
+lean_ctor_set(x_23, 1, x_21);
+lean_ctor_set(x_23, 2, x_8);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+uint8_t x_25; 
+lean_dec(x_8);
+x_25 = !lean_is_exclusive(x_10);
+if (x_25 == 0)
+{
+return x_10;
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_26 = lean_ctor_get(x_10, 0);
+x_27 = lean_ctor_get(x_10, 1);
+lean_inc(x_27);
+lean_inc(x_26);
+lean_dec(x_10);
+x_28 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_28, 0, x_26);
+lean_ctor_set(x_28, 1, x_27);
+return x_28;
+}
+}
+}
+else
+{
+lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_29 = lean_ctor_get(x_4, 0);
+x_30 = lean_ctor_get(x_4, 1);
+x_31 = lean_ctor_get(x_4, 2);
+lean_inc(x_31);
+lean_inc(x_30);
+lean_inc(x_29);
+lean_dec(x_4);
+x_32 = l_HashMap_Inhabited___closed__1;
+x_33 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_33, 0, x_29);
+lean_ctor_set(x_33, 1, x_30);
+lean_ctor_set(x_33, 2, x_32);
+x_34 = l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(x_1, x_2, x_3, x_33);
+if (lean_obj_tag(x_34) == 0)
+{
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+x_35 = lean_ctor_get(x_34, 1);
+lean_inc(x_35);
+x_36 = lean_ctor_get(x_34, 0);
+lean_inc(x_36);
+if (lean_is_exclusive(x_34)) {
+ lean_ctor_release(x_34, 0);
+ lean_ctor_release(x_34, 1);
+ x_37 = x_34;
+} else {
+ lean_dec_ref(x_34);
+ x_37 = lean_box(0);
+}
+x_38 = lean_ctor_get(x_35, 0);
+lean_inc(x_38);
+x_39 = lean_ctor_get(x_35, 1);
+lean_inc(x_39);
+if (lean_is_exclusive(x_35)) {
+ lean_ctor_release(x_35, 0);
+ lean_ctor_release(x_35, 1);
+ lean_ctor_release(x_35, 2);
+ x_40 = x_35;
+} else {
+ lean_dec_ref(x_35);
+ x_40 = lean_box(0);
+}
+if (lean_is_scalar(x_40)) {
+ x_41 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_41 = x_40;
+}
+lean_ctor_set(x_41, 0, x_38);
+lean_ctor_set(x_41, 1, x_39);
+lean_ctor_set(x_41, 2, x_31);
+if (lean_is_scalar(x_37)) {
+ x_42 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_42 = x_37;
+}
+lean_ctor_set(x_42, 0, x_36);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
+}
+else
+{
+lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+lean_dec(x_31);
+x_43 = lean_ctor_get(x_34, 0);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_34, 1);
+lean_inc(x_44);
+if (lean_is_exclusive(x_34)) {
+ lean_ctor_release(x_34, 0);
+ lean_ctor_release(x_34, 1);
+ x_45 = x_34;
+} else {
+ lean_dec_ref(x_34);
+ x_45 = lean_box(0);
+}
+if (lean_is_scalar(x_45)) {
+ x_46 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_46 = x_45;
+}
+lean_ctor_set(x_46, 0, x_43);
+lean_ctor_set(x_46, 1, x_44);
+return x_46;
+}
+}
+}
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_7; uint8_t x_8; lean_object* x_9; 
-x_7 = lean_unbox(x_1);
+uint8_t x_5; lean_object* x_6; 
+x_5 = lean_unbox(x_3);
+lean_dec(x_3);
+x_6 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_5, x_4);
+return x_6;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+lean_inc(x_1);
+x_6 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_3, x_4, x_5);
+if (lean_obj_tag(x_6) == 0)
+{
+uint8_t x_7; 
+x_7 = !lean_is_exclusive(x_6);
+if (x_7 == 0)
+{
+lean_object* x_8; lean_object* x_9; 
+x_8 = lean_ctor_get(x_6, 0);
+x_9 = lean_expr_abstract_range(x_8, x_2, x_1);
 lean_dec(x_1);
-x_8 = lean_unbox(x_5);
-lean_dec(x_5);
-x_9 = l_Lean_MetavarContext_MkBinding_mkBinding(x_7, x_2, x_3, x_4, x_8, x_6);
+lean_dec(x_8);
+lean_ctor_set(x_6, 0, x_9);
+return x_6;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_10 = lean_ctor_get(x_6, 0);
+x_11 = lean_ctor_get(x_6, 1);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_dec(x_6);
+x_12 = lean_expr_abstract_range(x_10, x_2, x_1);
+lean_dec(x_1);
+lean_dec(x_10);
+x_13 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_11);
+return x_13;
+}
+}
+else
+{
+uint8_t x_14; 
+lean_dec(x_1);
+x_14 = !lean_is_exclusive(x_6);
+if (x_14 == 0)
+{
+return x_6;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_6, 0);
+x_16 = lean_ctor_get(x_6, 1);
+lean_inc(x_16);
+lean_inc(x_15);
+lean_dec(x_6);
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+return x_17;
+}
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_4);
+lean_dec(x_4);
+x_7 = l___private_Init_Lean_MetavarContext_23__abstractRange(x_1, x_2, x_3, x_6, x_5);
+lean_dec(x_2);
+return x_7;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(lean_object* x_1, lean_object* x_2, uint8_t x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, uint8_t x_7, lean_object* x_8) {
+_start:
+{
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_6);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_10 = lean_ctor_get(x_6, 0);
+x_11 = lean_ctor_get(x_6, 1);
+x_12 = l_Lean_Expr_Inhabited;
+x_13 = lean_array_get(x_12, x_1, x_5);
+x_14 = l_Lean_LocalContext_getFVar_x21(x_2, x_13);
+lean_dec(x_13);
+if (lean_obj_tag(x_14) == 0)
+{
+if (x_3 == 0)
+{
+lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; 
+x_15 = lean_ctor_get(x_14, 2);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_14, 3);
+lean_inc(x_16);
+x_17 = lean_ctor_get_uint8(x_14, sizeof(void*)*4);
+lean_dec(x_14);
+lean_inc(x_1);
+x_18 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_16, x_7, x_8);
+if (lean_obj_tag(x_18) == 0)
+{
+uint8_t x_19; 
+x_19 = !lean_is_exclusive(x_18);
+if (x_19 == 0)
+{
+lean_object* x_20; lean_object* x_21; 
+x_20 = lean_ctor_get(x_18, 0);
+x_21 = lean_expr_abstract_range(x_20, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_20);
+if (x_4 == 0)
+{
+lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_22 = l_Lean_mkForall(x_15, x_17, x_21, x_10);
+lean_dec(x_15);
+x_23 = lean_unsigned_to_nat(1u);
+x_24 = lean_nat_add(x_11, x_23);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_24);
+lean_ctor_set(x_6, 0, x_22);
+lean_ctor_set(x_18, 0, x_6);
+return x_18;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = l_Lean_mkLambda(x_15, x_17, x_21, x_10);
+lean_dec(x_15);
+x_26 = lean_unsigned_to_nat(1u);
+x_27 = lean_nat_add(x_11, x_26);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_27);
+lean_ctor_set(x_6, 0, x_25);
+lean_ctor_set(x_18, 0, x_6);
+return x_18;
+}
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_18, 0);
+x_29 = lean_ctor_get(x_18, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_18);
+x_30 = lean_expr_abstract_range(x_28, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_28);
+if (x_4 == 0)
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_31 = l_Lean_mkForall(x_15, x_17, x_30, x_10);
+lean_dec(x_15);
+x_32 = lean_unsigned_to_nat(1u);
+x_33 = lean_nat_add(x_11, x_32);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_33);
+lean_ctor_set(x_6, 0, x_31);
+x_34 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_34, 0, x_6);
+lean_ctor_set(x_34, 1, x_29);
+return x_34;
+}
+else
+{
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
+x_35 = l_Lean_mkLambda(x_15, x_17, x_30, x_10);
+lean_dec(x_15);
+x_36 = lean_unsigned_to_nat(1u);
+x_37 = lean_nat_add(x_11, x_36);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_37);
+lean_ctor_set(x_6, 0, x_35);
+x_38 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_38, 0, x_6);
+lean_ctor_set(x_38, 1, x_29);
+return x_38;
+}
+}
+}
+else
+{
+uint8_t x_39; 
+lean_dec(x_15);
+lean_free_object(x_6);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_1);
+x_39 = !lean_is_exclusive(x_18);
+if (x_39 == 0)
+{
+return x_18;
+}
+else
+{
+lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+x_40 = lean_ctor_get(x_18, 0);
+x_41 = lean_ctor_get(x_18, 1);
+lean_inc(x_41);
+lean_inc(x_40);
+lean_dec(x_18);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_40);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
+}
+}
+}
+else
+{
+lean_object* x_43; lean_object* x_44; uint8_t x_45; lean_object* x_46; uint8_t x_47; 
+x_43 = lean_ctor_get(x_14, 2);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_14, 3);
+lean_inc(x_44);
+x_45 = lean_ctor_get_uint8(x_14, sizeof(void*)*4);
+lean_dec(x_14);
+x_46 = lean_unsigned_to_nat(0u);
+x_47 = lean_expr_has_loose_bvar(x_10, x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; lean_object* x_49; lean_object* x_50; 
+lean_dec(x_44);
+lean_dec(x_43);
+lean_dec(x_1);
+x_48 = lean_unsigned_to_nat(1u);
+x_49 = lean_expr_lower_loose_bvars(x_10, x_48, x_48);
+lean_dec(x_10);
+lean_ctor_set(x_6, 0, x_49);
+x_50 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_50, 0, x_6);
+lean_ctor_set(x_50, 1, x_8);
+return x_50;
+}
+else
+{
+lean_object* x_51; 
+lean_inc(x_1);
+x_51 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_44, x_7, x_8);
+if (lean_obj_tag(x_51) == 0)
+{
+uint8_t x_52; 
+x_52 = !lean_is_exclusive(x_51);
+if (x_52 == 0)
+{
+lean_object* x_53; lean_object* x_54; 
+x_53 = lean_ctor_get(x_51, 0);
+x_54 = lean_expr_abstract_range(x_53, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_53);
+if (x_4 == 0)
+{
+lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_55 = l_Lean_mkForall(x_43, x_45, x_54, x_10);
+lean_dec(x_43);
+x_56 = lean_unsigned_to_nat(1u);
+x_57 = lean_nat_add(x_11, x_56);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_57);
+lean_ctor_set(x_6, 0, x_55);
+lean_ctor_set(x_51, 0, x_6);
+return x_51;
+}
+else
+{
+lean_object* x_58; lean_object* x_59; lean_object* x_60; 
+x_58 = l_Lean_mkLambda(x_43, x_45, x_54, x_10);
+lean_dec(x_43);
+x_59 = lean_unsigned_to_nat(1u);
+x_60 = lean_nat_add(x_11, x_59);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_60);
+lean_ctor_set(x_6, 0, x_58);
+lean_ctor_set(x_51, 0, x_6);
+return x_51;
+}
+}
+else
+{
+lean_object* x_61; lean_object* x_62; lean_object* x_63; 
+x_61 = lean_ctor_get(x_51, 0);
+x_62 = lean_ctor_get(x_51, 1);
+lean_inc(x_62);
+lean_inc(x_61);
+lean_dec(x_51);
+x_63 = lean_expr_abstract_range(x_61, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_61);
+if (x_4 == 0)
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; 
+x_64 = l_Lean_mkForall(x_43, x_45, x_63, x_10);
+lean_dec(x_43);
+x_65 = lean_unsigned_to_nat(1u);
+x_66 = lean_nat_add(x_11, x_65);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_66);
+lean_ctor_set(x_6, 0, x_64);
+x_67 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_67, 0, x_6);
+lean_ctor_set(x_67, 1, x_62);
+return x_67;
+}
+else
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; 
+x_68 = l_Lean_mkLambda(x_43, x_45, x_63, x_10);
+lean_dec(x_43);
+x_69 = lean_unsigned_to_nat(1u);
+x_70 = lean_nat_add(x_11, x_69);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_70);
+lean_ctor_set(x_6, 0, x_68);
+x_71 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_71, 0, x_6);
+lean_ctor_set(x_71, 1, x_62);
+return x_71;
+}
+}
+}
+else
+{
+uint8_t x_72; 
+lean_dec(x_43);
+lean_free_object(x_6);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_1);
+x_72 = !lean_is_exclusive(x_51);
+if (x_72 == 0)
+{
+return x_51;
+}
+else
+{
+lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+x_73 = lean_ctor_get(x_51, 0);
+x_74 = lean_ctor_get(x_51, 1);
+lean_inc(x_74);
+lean_inc(x_73);
+lean_dec(x_51);
+x_75 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_75, 0, x_73);
+lean_ctor_set(x_75, 1, x_74);
+return x_75;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; uint8_t x_80; 
+x_76 = lean_ctor_get(x_14, 2);
+lean_inc(x_76);
+x_77 = lean_ctor_get(x_14, 3);
+lean_inc(x_77);
+x_78 = lean_ctor_get(x_14, 4);
+lean_inc(x_78);
+lean_dec(x_14);
+x_79 = lean_unsigned_to_nat(0u);
+x_80 = lean_expr_has_loose_bvar(x_10, x_79);
+if (x_80 == 0)
+{
+lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+lean_dec(x_78);
+lean_dec(x_77);
+lean_dec(x_76);
+lean_dec(x_1);
+x_81 = lean_unsigned_to_nat(1u);
+x_82 = lean_expr_lower_loose_bvars(x_10, x_81, x_81);
+lean_dec(x_10);
+lean_ctor_set(x_6, 0, x_82);
+x_83 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_83, 0, x_6);
+lean_ctor_set(x_83, 1, x_8);
+return x_83;
+}
+else
+{
+lean_object* x_84; 
+lean_inc(x_1);
+x_84 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_77, x_7, x_8);
+if (lean_obj_tag(x_84) == 0)
+{
+lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; 
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_ctor_get(x_84, 1);
+lean_inc(x_86);
+lean_dec(x_84);
+x_87 = lean_expr_abstract_range(x_85, x_5, x_1);
+lean_dec(x_85);
+lean_inc(x_1);
+x_88 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_78, x_7, x_86);
+if (lean_obj_tag(x_88) == 0)
+{
+uint8_t x_89; 
+x_89 = !lean_is_exclusive(x_88);
+if (x_89 == 0)
+{
+lean_object* x_90; lean_object* x_91; uint8_t x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; 
+x_90 = lean_ctor_get(x_88, 0);
+x_91 = lean_expr_abstract_range(x_90, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_90);
+x_92 = 0;
+x_93 = l_Lean_mkLet(x_76, x_87, x_91, x_10, x_92);
+lean_dec(x_76);
+x_94 = lean_unsigned_to_nat(1u);
+x_95 = lean_nat_add(x_11, x_94);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_95);
+lean_ctor_set(x_6, 0, x_93);
+lean_ctor_set(x_88, 0, x_6);
+return x_88;
+}
+else
+{
+lean_object* x_96; lean_object* x_97; lean_object* x_98; uint8_t x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; 
+x_96 = lean_ctor_get(x_88, 0);
+x_97 = lean_ctor_get(x_88, 1);
+lean_inc(x_97);
+lean_inc(x_96);
+lean_dec(x_88);
+x_98 = lean_expr_abstract_range(x_96, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_96);
+x_99 = 0;
+x_100 = l_Lean_mkLet(x_76, x_87, x_98, x_10, x_99);
+lean_dec(x_76);
+x_101 = lean_unsigned_to_nat(1u);
+x_102 = lean_nat_add(x_11, x_101);
+lean_dec(x_11);
+lean_ctor_set(x_6, 1, x_102);
+lean_ctor_set(x_6, 0, x_100);
+x_103 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_103, 0, x_6);
+lean_ctor_set(x_103, 1, x_97);
+return x_103;
+}
+}
+else
+{
+uint8_t x_104; 
+lean_dec(x_87);
+lean_dec(x_76);
+lean_free_object(x_6);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_1);
+x_104 = !lean_is_exclusive(x_88);
+if (x_104 == 0)
+{
+return x_88;
+}
+else
+{
+lean_object* x_105; lean_object* x_106; lean_object* x_107; 
+x_105 = lean_ctor_get(x_88, 0);
+x_106 = lean_ctor_get(x_88, 1);
+lean_inc(x_106);
+lean_inc(x_105);
+lean_dec(x_88);
+x_107 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_107, 0, x_105);
+lean_ctor_set(x_107, 1, x_106);
+return x_107;
+}
+}
+}
+else
+{
+uint8_t x_108; 
+lean_dec(x_78);
+lean_dec(x_76);
+lean_free_object(x_6);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_1);
+x_108 = !lean_is_exclusive(x_84);
+if (x_108 == 0)
+{
+return x_84;
+}
+else
+{
+lean_object* x_109; lean_object* x_110; lean_object* x_111; 
+x_109 = lean_ctor_get(x_84, 0);
+x_110 = lean_ctor_get(x_84, 1);
+lean_inc(x_110);
+lean_inc(x_109);
+lean_dec(x_84);
+x_111 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_111, 0, x_109);
+lean_ctor_set(x_111, 1, x_110);
+return x_111;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+x_112 = lean_ctor_get(x_6, 0);
+x_113 = lean_ctor_get(x_6, 1);
+lean_inc(x_113);
+lean_inc(x_112);
+lean_dec(x_6);
+x_114 = l_Lean_Expr_Inhabited;
+x_115 = lean_array_get(x_114, x_1, x_5);
+x_116 = l_Lean_LocalContext_getFVar_x21(x_2, x_115);
+lean_dec(x_115);
+if (lean_obj_tag(x_116) == 0)
+{
+if (x_3 == 0)
+{
+lean_object* x_117; lean_object* x_118; uint8_t x_119; lean_object* x_120; 
+x_117 = lean_ctor_get(x_116, 2);
+lean_inc(x_117);
+x_118 = lean_ctor_get(x_116, 3);
+lean_inc(x_118);
+x_119 = lean_ctor_get_uint8(x_116, sizeof(void*)*4);
+lean_dec(x_116);
+lean_inc(x_1);
+x_120 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_118, x_7, x_8);
+if (lean_obj_tag(x_120) == 0)
+{
+lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
+x_121 = lean_ctor_get(x_120, 0);
+lean_inc(x_121);
+x_122 = lean_ctor_get(x_120, 1);
+lean_inc(x_122);
+if (lean_is_exclusive(x_120)) {
+ lean_ctor_release(x_120, 0);
+ lean_ctor_release(x_120, 1);
+ x_123 = x_120;
+} else {
+ lean_dec_ref(x_120);
+ x_123 = lean_box(0);
+}
+x_124 = lean_expr_abstract_range(x_121, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_121);
+if (x_4 == 0)
+{
+lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; 
+x_125 = l_Lean_mkForall(x_117, x_119, x_124, x_112);
+lean_dec(x_117);
+x_126 = lean_unsigned_to_nat(1u);
+x_127 = lean_nat_add(x_113, x_126);
+lean_dec(x_113);
+x_128 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_128, 0, x_125);
+lean_ctor_set(x_128, 1, x_127);
+if (lean_is_scalar(x_123)) {
+ x_129 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_129 = x_123;
+}
+lean_ctor_set(x_129, 0, x_128);
+lean_ctor_set(x_129, 1, x_122);
+return x_129;
+}
+else
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; 
+x_130 = l_Lean_mkLambda(x_117, x_119, x_124, x_112);
+lean_dec(x_117);
+x_131 = lean_unsigned_to_nat(1u);
+x_132 = lean_nat_add(x_113, x_131);
+lean_dec(x_113);
+x_133 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_133, 0, x_130);
+lean_ctor_set(x_133, 1, x_132);
+if (lean_is_scalar(x_123)) {
+ x_134 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_134 = x_123;
+}
+lean_ctor_set(x_134, 0, x_133);
+lean_ctor_set(x_134, 1, x_122);
+return x_134;
+}
+}
+else
+{
+lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; 
+lean_dec(x_117);
+lean_dec(x_113);
+lean_dec(x_112);
+lean_dec(x_1);
+x_135 = lean_ctor_get(x_120, 0);
+lean_inc(x_135);
+x_136 = lean_ctor_get(x_120, 1);
+lean_inc(x_136);
+if (lean_is_exclusive(x_120)) {
+ lean_ctor_release(x_120, 0);
+ lean_ctor_release(x_120, 1);
+ x_137 = x_120;
+} else {
+ lean_dec_ref(x_120);
+ x_137 = lean_box(0);
+}
+if (lean_is_scalar(x_137)) {
+ x_138 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_138 = x_137;
+}
+lean_ctor_set(x_138, 0, x_135);
+lean_ctor_set(x_138, 1, x_136);
+return x_138;
+}
+}
+else
+{
+lean_object* x_139; lean_object* x_140; uint8_t x_141; lean_object* x_142; uint8_t x_143; 
+x_139 = lean_ctor_get(x_116, 2);
+lean_inc(x_139);
+x_140 = lean_ctor_get(x_116, 3);
+lean_inc(x_140);
+x_141 = lean_ctor_get_uint8(x_116, sizeof(void*)*4);
+lean_dec(x_116);
+x_142 = lean_unsigned_to_nat(0u);
+x_143 = lean_expr_has_loose_bvar(x_112, x_142);
+if (x_143 == 0)
+{
+lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; 
+lean_dec(x_140);
+lean_dec(x_139);
+lean_dec(x_1);
+x_144 = lean_unsigned_to_nat(1u);
+x_145 = lean_expr_lower_loose_bvars(x_112, x_144, x_144);
+lean_dec(x_112);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_145);
+lean_ctor_set(x_146, 1, x_113);
+x_147 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_147, 0, x_146);
+lean_ctor_set(x_147, 1, x_8);
+return x_147;
+}
+else
+{
+lean_object* x_148; 
+lean_inc(x_1);
+x_148 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_140, x_7, x_8);
+if (lean_obj_tag(x_148) == 0)
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; 
+x_149 = lean_ctor_get(x_148, 0);
+lean_inc(x_149);
+x_150 = lean_ctor_get(x_148, 1);
+lean_inc(x_150);
+if (lean_is_exclusive(x_148)) {
+ lean_ctor_release(x_148, 0);
+ lean_ctor_release(x_148, 1);
+ x_151 = x_148;
+} else {
+ lean_dec_ref(x_148);
+ x_151 = lean_box(0);
+}
+x_152 = lean_expr_abstract_range(x_149, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_149);
+if (x_4 == 0)
+{
+lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; 
+x_153 = l_Lean_mkForall(x_139, x_141, x_152, x_112);
+lean_dec(x_139);
+x_154 = lean_unsigned_to_nat(1u);
+x_155 = lean_nat_add(x_113, x_154);
+lean_dec(x_113);
+x_156 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_156, 0, x_153);
+lean_ctor_set(x_156, 1, x_155);
+if (lean_is_scalar(x_151)) {
+ x_157 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_157 = x_151;
+}
+lean_ctor_set(x_157, 0, x_156);
+lean_ctor_set(x_157, 1, x_150);
+return x_157;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+x_158 = l_Lean_mkLambda(x_139, x_141, x_152, x_112);
+lean_dec(x_139);
+x_159 = lean_unsigned_to_nat(1u);
+x_160 = lean_nat_add(x_113, x_159);
+lean_dec(x_113);
+x_161 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_161, 0, x_158);
+lean_ctor_set(x_161, 1, x_160);
+if (lean_is_scalar(x_151)) {
+ x_162 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_162 = x_151;
+}
+lean_ctor_set(x_162, 0, x_161);
+lean_ctor_set(x_162, 1, x_150);
+return x_162;
+}
+}
+else
+{
+lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; 
+lean_dec(x_139);
+lean_dec(x_113);
+lean_dec(x_112);
+lean_dec(x_1);
+x_163 = lean_ctor_get(x_148, 0);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_148, 1);
+lean_inc(x_164);
+if (lean_is_exclusive(x_148)) {
+ lean_ctor_release(x_148, 0);
+ lean_ctor_release(x_148, 1);
+ x_165 = x_148;
+} else {
+ lean_dec_ref(x_148);
+ x_165 = lean_box(0);
+}
+if (lean_is_scalar(x_165)) {
+ x_166 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_166 = x_165;
+}
+lean_ctor_set(x_166, 0, x_163);
+lean_ctor_set(x_166, 1, x_164);
+return x_166;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_167 = lean_ctor_get(x_116, 2);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_116, 3);
+lean_inc(x_168);
+x_169 = lean_ctor_get(x_116, 4);
+lean_inc(x_169);
+lean_dec(x_116);
+x_170 = lean_unsigned_to_nat(0u);
+x_171 = lean_expr_has_loose_bvar(x_112, x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; 
+lean_dec(x_169);
+lean_dec(x_168);
+lean_dec(x_167);
+lean_dec(x_1);
+x_172 = lean_unsigned_to_nat(1u);
+x_173 = lean_expr_lower_loose_bvars(x_112, x_172, x_172);
+lean_dec(x_112);
+x_174 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_174, 0, x_173);
+lean_ctor_set(x_174, 1, x_113);
+x_175 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_175, 0, x_174);
+lean_ctor_set(x_175, 1, x_8);
+return x_175;
+}
+else
+{
+lean_object* x_176; 
+lean_inc(x_1);
+x_176 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_168, x_7, x_8);
+if (lean_obj_tag(x_176) == 0)
+{
+lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; 
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+x_178 = lean_ctor_get(x_176, 1);
+lean_inc(x_178);
+lean_dec(x_176);
+x_179 = lean_expr_abstract_range(x_177, x_5, x_1);
+lean_dec(x_177);
+lean_inc(x_1);
+x_180 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_169, x_7, x_178);
+if (lean_obj_tag(x_180) == 0)
+{
+lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; uint8_t x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; 
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_ctor_get(x_180, 1);
+lean_inc(x_182);
+if (lean_is_exclusive(x_180)) {
+ lean_ctor_release(x_180, 0);
+ lean_ctor_release(x_180, 1);
+ x_183 = x_180;
+} else {
+ lean_dec_ref(x_180);
+ x_183 = lean_box(0);
+}
+x_184 = lean_expr_abstract_range(x_181, x_5, x_1);
+lean_dec(x_1);
+lean_dec(x_181);
+x_185 = 0;
+x_186 = l_Lean_mkLet(x_167, x_179, x_184, x_112, x_185);
+lean_dec(x_167);
+x_187 = lean_unsigned_to_nat(1u);
+x_188 = lean_nat_add(x_113, x_187);
+lean_dec(x_113);
+x_189 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_189, 0, x_186);
+lean_ctor_set(x_189, 1, x_188);
+if (lean_is_scalar(x_183)) {
+ x_190 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_190 = x_183;
+}
+lean_ctor_set(x_190, 0, x_189);
+lean_ctor_set(x_190, 1, x_182);
+return x_190;
+}
+else
+{
+lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; 
+lean_dec(x_179);
+lean_dec(x_167);
+lean_dec(x_113);
+lean_dec(x_112);
+lean_dec(x_1);
+x_191 = lean_ctor_get(x_180, 0);
+lean_inc(x_191);
+x_192 = lean_ctor_get(x_180, 1);
+lean_inc(x_192);
+if (lean_is_exclusive(x_180)) {
+ lean_ctor_release(x_180, 0);
+ lean_ctor_release(x_180, 1);
+ x_193 = x_180;
+} else {
+ lean_dec_ref(x_180);
+ x_193 = lean_box(0);
+}
+if (lean_is_scalar(x_193)) {
+ x_194 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_194 = x_193;
+}
+lean_ctor_set(x_194, 0, x_191);
+lean_ctor_set(x_194, 1, x_192);
+return x_194;
+}
+}
+else
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; 
+lean_dec(x_169);
+lean_dec(x_167);
+lean_dec(x_113);
+lean_dec(x_112);
+lean_dec(x_1);
+x_195 = lean_ctor_get(x_176, 0);
+lean_inc(x_195);
+x_196 = lean_ctor_get(x_176, 1);
+lean_inc(x_196);
+if (lean_is_exclusive(x_176)) {
+ lean_ctor_release(x_176, 0);
+ lean_ctor_release(x_176, 1);
+ x_197 = x_176;
+} else {
+ lean_dec_ref(x_176);
+ x_197 = lean_box(0);
+}
+if (lean_is_scalar(x_197)) {
+ x_198 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_198 = x_197;
+}
+lean_ctor_set(x_198, 0, x_195);
+lean_ctor_set(x_198, 1, x_196);
+return x_198;
+}
+}
+}
+}
+}
+}
+lean_object* _init_l_Lean_MetavarContext_MkBinding_mkBinding___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_EIO_Monad___closed__1;
+x_2 = l_ReaderT_Monad___rarg(x_1);
+return x_2;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, uint8_t x_5, uint8_t x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; 
+x_8 = lean_array_get_size(x_3);
+lean_inc(x_3);
+x_9 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_3, x_4, x_6, x_7);
+if (lean_obj_tag(x_9) == 0)
+{
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+x_11 = lean_ctor_get(x_9, 1);
+lean_inc(x_11);
+lean_dec(x_9);
+x_12 = lean_expr_abstract_range(x_10, x_8, x_3);
+lean_dec(x_10);
+x_13 = lean_box(x_5);
+x_14 = lean_box(x_1);
+x_15 = lean_alloc_closure((void*)(l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed), 8, 4);
+lean_closure_set(x_15, 0, x_3);
+lean_closure_set(x_15, 1, x_2);
+lean_closure_set(x_15, 2, x_13);
+lean_closure_set(x_15, 3, x_14);
+x_16 = lean_unsigned_to_nat(0u);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_12);
+lean_ctor_set(x_17, 1, x_16);
+x_18 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
+x_19 = l_Nat_foldRevMAux___main___rarg(x_18, x_15, x_8, x_17);
+lean_dec(x_8);
+x_20 = lean_box(x_6);
+x_21 = lean_apply_2(x_19, x_20, x_11);
+return x_21;
+}
+else
+{
+uint8_t x_22; 
+lean_dec(x_8);
+lean_dec(x_3);
+lean_dec(x_2);
+x_22 = !lean_is_exclusive(x_9);
+if (x_22 == 0)
+{
 return x_9;
 }
+else
+{
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_23 = lean_ctor_get(x_9, 0);
+x_24 = lean_ctor_get(x_9, 1);
+lean_inc(x_24);
+lean_inc(x_23);
+lean_dec(x_9);
+x_25 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_25, 0, x_23);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
 }
-lean_object* l_Lean_MetavarContext_elimMVarDeps(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+}
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
-lean_object* x_5; 
-x_5 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_4);
-return x_5;
-}
-}
-lean_object* l_Lean_MetavarContext_elimMVarDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l_Lean_MetavarContext_elimMVarDeps(x_1, x_2, x_3, x_4);
+uint8_t x_9; uint8_t x_10; uint8_t x_11; lean_object* x_12; 
+x_9 = lean_unbox(x_3);
 lean_dec(x_3);
-return x_5;
+x_10 = lean_unbox(x_4);
+lean_dec(x_4);
+x_11 = lean_unbox(x_7);
+lean_dec(x_7);
+x_12 = l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(x_1, x_2, x_9, x_10, x_5, x_6, x_11, x_8);
+lean_dec(x_5);
+return x_12;
+}
+}
+lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+uint8_t x_8; uint8_t x_9; uint8_t x_10; lean_object* x_11; 
+x_8 = lean_unbox(x_1);
+lean_dec(x_1);
+x_9 = lean_unbox(x_5);
+lean_dec(x_5);
+x_10 = lean_unbox(x_6);
+lean_dec(x_6);
+x_11 = l_Lean_MetavarContext_MkBinding_mkBinding(x_8, x_2, x_3, x_4, x_9, x_10, x_7);
+return x_11;
+}
+}
+lean_object* l_Lean_MetavarContext_elimMVarDeps(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_MetavarContext_MkBinding_elimMVarDeps(x_1, x_2, x_3, x_5);
+return x_6;
+}
+}
+lean_object* l_Lean_MetavarContext_elimMVarDeps___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = lean_unbox(x_3);
+lean_dec(x_3);
+x_7 = l_Lean_MetavarContext_elimMVarDeps(x_1, x_2, x_6, x_4, x_5);
+lean_dec(x_4);
+return x_7;
 }
 }
 lean_object* l_Lean_MetavarContext_mkBinding(uint8_t x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_7; 
-x_7 = l_Lean_MetavarContext_MkBinding_mkBinding(x_1, x_5, x_2, x_3, x_4, x_6);
-return x_7;
+uint8_t x_7; lean_object* x_8; 
+x_7 = 0;
+x_8 = l_Lean_MetavarContext_MkBinding_mkBinding(x_1, x_5, x_2, x_3, x_4, x_7, x_6);
+return x_8;
 }
 }
 lean_object* l_Lean_MetavarContext_mkBinding___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
@@ -33082,7 +41188,7 @@ _start:
 uint8_t x_5; uint8_t x_6; lean_object* x_7; 
 x_5 = 1;
 x_6 = 0;
-x_7 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_6, x_4);
+x_7 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_6, x_6, x_4);
 if (lean_obj_tag(x_7) == 0)
 {
 uint8_t x_8; 
@@ -33143,7 +41249,7 @@ _start:
 {
 uint8_t x_5; lean_object* x_6; 
 x_5 = 0;
-x_6 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_5, x_4);
+x_6 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_5, x_5, x_4);
 if (lean_obj_tag(x_6) == 0)
 {
 uint8_t x_7; 
@@ -33205,7 +41311,7 @@ _start:
 uint8_t x_5; uint8_t x_6; lean_object* x_7; 
 x_5 = 0;
 x_6 = 1;
-x_7 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_6, x_4);
+x_7 = l_Lean_MetavarContext_MkBinding_mkBinding(x_5, x_3, x_1, x_2, x_6, x_5, x_4);
 return x_7;
 }
 }
@@ -34816,8 +42922,14 @@ l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3 = _ini
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__3);
 l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4 = _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4();
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4);
+l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5 = _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5();
+lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5);
 l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter = _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter();
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter);
+l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1 = _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1();
+lean_mark_persistent(l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1);
+l_Lean_MetavarContext_MkBinding_mkBinding___closed__1 = _init_l_Lean_MetavarContext_MkBinding_mkBinding___closed__1();
+lean_mark_persistent(l_Lean_MetavarContext_MkBinding_mkBinding___closed__1);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Init/Lean/Parser/Tactic.c b/stage0/stdlib/Init/Lean/Parser/Tactic.c
index 86edf8707a..181d3ba6ae 100644
--- a/stage0/stdlib/Init/Lean/Parser/Tactic.c
+++ b/stage0/stdlib/Init/Lean/Parser/Tactic.c
@@ -29,6 +29,7 @@ lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___elambda__1___closed__
 lean_object* l_Lean_Parser_Term_tacticStxQuot___closed__4;
 lean_object* l_Lean_Parser_Term_tacticStxQuot___elambda__1___closed__4;
 extern lean_object* l_Lean_Parser_manyAux___main___closed__1;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Tactic_revert___closed__2;
 lean_object* l_Lean_Parser_Term_tacticStxQuot___closed__5;
 lean_object* l_Lean_Parser_Tactic_case___closed__6;
@@ -36,6 +37,7 @@ lean_object* l_Lean_Parser_andthenInfo(lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Term_have___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Tactic_apply___closed__2;
 lean_object* l_Lean_Parser_regBuiltinTacticParserAttr___closed__1;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_allGoals___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__14;
 lean_object* l_Lean_Parser_Tactic_intros___elambda__1___closed__5;
@@ -53,6 +55,7 @@ lean_object* l_Lean_Parser_Tactic_revert___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_seq;
 lean_object* l_Lean_Parser_Tactic_skip___closed__3;
 lean_object* l___private_Init_Lean_Parser_Parser_2__sepByFnAux___main___at_Lean_Parser_Tactic_seq___elambda__1___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Tactic_traceState___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Tactic_intro___closed__4;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__3;
@@ -60,7 +63,9 @@ lean_object* l_Lean_Parser_regTacticParserAttribute___closed__2;
 lean_object* l_Lean_Parser_Term_tacticBlock___closed__3;
 lean_object* l_Lean_Parser_Tactic_intro___elambda__1___closed__7;
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_nestedTacticBlock(lean_object*);
+extern lean_object* l_Lean_Parser_Term_subst___elambda__1___closed__1;
 extern lean_object* l_Lean_Parser_Term_explicitUniv___elambda__1___closed__7;
+lean_object* l_Lean_Parser_Tactic_clear___closed__6;
 lean_object* l_Lean_Parser_Tactic_assumption___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__4;
 extern lean_object* l_Lean_Parser_Term_have___closed__3;
@@ -68,6 +73,7 @@ lean_object* l_Lean_Parser_ParserState_pushSyntax(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly;
 lean_object* l_Lean_Parser_manyAux___main___at_Lean_Parser_Tactic_revert___elambda__1___spec__1(lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_ident;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_underscore___closed__1;
 extern lean_object* l_Lean_Parser_Term_subtype___closed__1;
 lean_object* l_Lean_Parser_Tactic_skip___closed__2;
@@ -78,6 +84,7 @@ lean_object* l_Lean_Parser_Term_tacticStxQuot___closed__3;
 lean_object* l_Lean_Parser_Tactic_allGoals___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_exact___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___closed__7;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Term_tacticBlock___elambda__1___closed__1;
 lean_object* l_Lean_Parser_regTacticParserAttribute___closed__1;
 lean_object* l_Lean_Parser_Tactic_underscore;
@@ -87,6 +94,7 @@ lean_object* l_Lean_Parser_Tactic_traceState___elambda__1___closed__1;
 lean_object* l_Lean_Parser_registerBuiltinDynamicParserAttribute(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_regBuiltinTacticParserAttr(lean_object*);
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__6;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Tactic_paren___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_ParserState_mkTrailingNode(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__9;
@@ -102,11 +110,13 @@ lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_tokenFn(lean_object*, lean_object*);
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_nestedTacticBlockCurly(lean_object*);
 lean_object* l_Lean_Parser_Term_tacticBlock___elambda__1___closed__2;
+lean_object* l_Lean_Parser_Tactic_subst___closed__4;
 lean_object* l_Array_back___at_Lean_Parser_checkStackTopFn___spec__1(lean_object*);
 lean_object* l_Lean_Parser_Tactic_intros___closed__5;
 lean_object* l_Lean_Parser_Tactic_assumption___elambda__1___closed__2;
 lean_object* l_Lean_Parser_sepBy1Fn___at_Lean_Parser_Tactic_seq___elambda__1___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_orelse___closed__3;
+lean_object* l_Lean_Parser_Tactic_clear___closed__4;
 lean_object* l_Lean_Parser_Tactic_nonEmptySeq;
 lean_object* l_Lean_Parser_Tactic_revert___closed__1;
 lean_object* l_Lean_Parser_Tactic_skip___closed__1;
@@ -124,21 +134,29 @@ lean_object* l_Lean_Parser_Tactic_apply___closed__5;
 lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__3;
 lean_object* l_Lean_Parser_Tactic_assumption___closed__4;
 lean_object* l_Lean_Parser_Tactic_intros___closed__6;
+lean_object* l_Lean_Parser_Tactic_clear___closed__1;
+lean_object* l_Lean_Parser_Tactic_clear___closed__2;
+lean_object* l_Lean_Parser_Tactic_clear;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__3;
 lean_object* l_Lean_Parser_tacticParser(lean_object*);
 lean_object* l_Lean_Parser_Tactic_case___closed__4;
 lean_object* l_Lean_Parser_regBuiltinTacticParserAttr___closed__2;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__13;
+lean_object* l_Lean_Parser_Tactic_subst___closed__1;
 lean_object* l_Lean_Parser_Tactic_refine___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__11;
 lean_object* l_Lean_Parser_Tactic_intro___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Tactic_orelse___elambda__1___closed__4;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Term_tacticStxQuot;
 lean_object* l_Lean_Parser_Term_tacticStxQuot___closed__6;
 lean_object* l_Lean_Parser_Tactic_assumption;
 lean_object* l_Lean_Parser_Tactic_intros___elambda__1(lean_object*, lean_object*);
+lean_object* l_Lean_Parser_Tactic_subst___closed__2;
 lean_object* l_Lean_Parser_Tactic_traceState___closed__5;
 extern lean_object* l_Lean_Parser_Term_structInst___elambda__1___closed__5;
 extern lean_object* l___private_Init_Lean_Parser_Parser_12__antiquotNestedExpr___elambda__1___closed__1;
+lean_object* l_Lean_Parser_Tactic_clear___closed__3;
 lean_object* l_Lean_Parser_Tactic_refine___elambda__1___closed__3;
 extern lean_object* l_Lean_Parser_identNoAntiquot___closed__1;
 lean_object* l_Lean_Parser_Tactic_allGoals___elambda__1___closed__3;
@@ -160,6 +178,7 @@ lean_object* l___regBuiltinParser_Lean_Parser_Tactic_case(lean_object*);
 lean_object* l_Lean_Parser_Tactic_seq___closed__5;
 lean_object* l_Lean_Parser_Tactic_ident_x27___closed__2;
 lean_object* l_Lean_Parser_Tactic_allGoals___closed__3;
+lean_object* l_Lean_Parser_Tactic_subst___closed__6;
 lean_object* l_Lean_Parser_Tactic_refine___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__5;
 lean_object* l_Lean_Parser_nodeInfo(lean_object*, lean_object*);
@@ -167,9 +186,11 @@ lean_object* l_Lean_Parser_Tactic_allGoals___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Tactic_seq___closed__3;
 lean_object* l_Lean_Parser_Tactic_assumption___closed__1;
 lean_object* l_Lean_Parser_Tactic_apply___closed__3;
+lean_object* l_Lean_Parser_Tactic_clear___closed__5;
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_revert;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__3;
 lean_object* l_Lean_Parser_noFirstTokenInfo(lean_object*);
 lean_object* l_Lean_Parser_Tactic_skip___elambda__1___closed__7;
 lean_object* l_Lean_Parser_nonReservedSymbolInfo(lean_object*, uint8_t);
@@ -222,6 +243,7 @@ lean_object* l_Lean_Parser_Tactic_exact___elambda__1___closed__8;
 lean_object* l_Lean_Parser_Tactic_ident_x27;
 lean_object* l_Lean_Parser_Tactic_exact___elambda__1___closed__4;
 lean_object* l_Lean_Parser_Tactic_exact___closed__5;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__4;
 lean_object* l_Lean_Parser_Tactic_skip___elambda__1___closed__2;
 extern lean_object* l_Lean_mkAppStx___closed__6;
 lean_object* l_Lean_Parser_Tactic_paren___closed__3;
@@ -249,6 +271,7 @@ lean_object* l_Lean_Parser_ParserState_restore(lean_object*, lean_object*, lean_
 lean_object* l_Lean_Parser_Tactic_paren___closed__1;
 lean_object* l_Lean_Parser_Term_tacticStxQuot___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Tactic_paren___closed__2;
+lean_object* l_Lean_Parser_Tactic_subst___closed__3;
 lean_object* l_Lean_Parser_ParserState_popSyntax(lean_object*);
 lean_object* l_Lean_Parser_Tactic_paren___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__1;
@@ -259,6 +282,8 @@ lean_object* l_Lean_Parser_Tactic_case___closed__5;
 lean_object* l_Lean_Parser_Tactic_orelse___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_orelse;
 lean_object* l_Lean_Parser_Tactic_allGoals___closed__6;
+lean_object* l_Lean_Parser_Tactic_subst___closed__5;
+lean_object* l_Lean_Parser_Tactic_subst;
 lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__2;
 lean_object* l_Lean_Parser_manyAux___main___at_Lean_Parser_Tactic_intros___elambda__1___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_intros___closed__4;
@@ -272,11 +297,13 @@ lean_object* l_Lean_Parser_Tactic_case___elambda__1___closed__4;
 lean_object* l_Lean_Parser_Tactic_refine___closed__1;
 lean_object* l_Lean_Parser_Tactic_paren___closed__4;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___closed__2;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_refine___closed__2;
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_exact(lean_object*);
 lean_object* l_Lean_Parser_Tactic_assumption___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Tactic_revert___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_case___closed__3;
+lean_object* l___regBuiltinParser_Lean_Parser_Tactic_clear(lean_object*);
 extern lean_object* l___private_Init_Lean_Parser_Parser_12__antiquotNestedExpr___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Tactic_skip___elambda__1___closed__1;
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_allGoals(lean_object*);
@@ -294,6 +321,8 @@ lean_object* l_Lean_Parser_Tactic_skip___elambda__1___closed__4;
 lean_object* l_Lean_Parser_symbolInfo(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_revert___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Tactic_apply___elambda__1___closed__6;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__1;
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__8;
 lean_object* l_Lean_Parser_Tactic_orelse___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___closed__4;
 lean_object* l_Lean_Parser_Tactic_assumption___closed__3;
@@ -315,6 +344,7 @@ lean_object* l_Lean_Parser_Tactic_traceState___elambda__1___closed__3;
 lean_object* l___private_Init_Lean_Parser_Parser_2__sepByFnAux___main___at_Lean_Parser_Tactic_seq___elambda__1___spec__2(uint8_t, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_intros;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___elambda__1___closed__3;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__6;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___closed__5;
 lean_object* l_Lean_Parser_Tactic_case___closed__7;
 lean_object* l_Lean_Parser_Term_tacticStxQuot___elambda__1(lean_object*, lean_object*);
@@ -358,6 +388,8 @@ lean_object* l_Lean_Parser_Tactic_orelse___closed__6;
 lean_object* l_Lean_Parser_Tactic_intro___closed__5;
 lean_object* l_Lean_Parser_Tactic_exact___elambda__1___closed__7;
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_skip(lean_object*);
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1___closed__6;
+lean_object* l___regBuiltinParser_Lean_Parser_Tactic_subst(lean_object*);
 lean_object* l_Lean_Parser_Tactic_intros___elambda__1___closed__4;
 lean_object* l_Lean_Parser_Tactic_refine___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlock___elambda__1___closed__7;
@@ -376,6 +408,8 @@ lean_object* l___regBuiltinParser_Lean_Parser_Tactic_orelse(lean_object*);
 lean_object* l_Lean_Parser_Tactic_traceState___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Tactic_allGoals___closed__1;
 lean_object* l_Lean_Parser_Tactic_traceState;
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1(lean_object*, lean_object*);
+lean_object* l_Lean_Parser_Tactic_subst___elambda__1___closed__4;
 lean_object* l_Lean_Parser_Tactic_nestedTacticBlockCurly___elambda__1(lean_object*, lean_object*);
 lean_object* l___regBuiltinParser_Lean_Parser_Tactic_traceState(lean_object*);
 lean_object* l_Lean_Parser_Term_tacticBlock___closed__5;
@@ -2250,6 +2284,666 @@ x_6 = l_Lean_Parser_addBuiltinParser(x_2, x_3, x_4, x_5, x_1);
 return x_6;
 }
 }
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("clear");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Parser_Tactic_seq___elambda__1___closed__2;
+x_2 = l_Lean_Parser_Tactic_clear___elambda__1___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Parser_Tactic_clear___elambda__1___closed__2;
+x_2 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; uint8_t x_3; lean_object* x_4; 
+x_1 = l_Lean_Parser_Tactic_clear___elambda__1___closed__1;
+x_2 = l_Lean_Parser_Tactic_clear___elambda__1___closed__3;
+x_3 = 1;
+x_4 = l_Lean_Parser_mkAntiquot(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__5() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("clear ");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Parser_Tactic_clear___elambda__1___closed__5;
+x_2 = l_String_trim(x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Char_HasRepr___closed__1;
+x_2 = l_Lean_Parser_Tactic_clear___elambda__1___closed__6;
+x_3 = lean_string_append(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Parser_Tactic_clear___elambda__1___closed__7;
+x_2 = l_Char_HasRepr___closed__1;
+x_3 = lean_string_append(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Parser_Tactic_clear___elambda__1(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; uint8_t x_5; 
+x_3 = l_Lean_Parser_Tactic_clear___elambda__1___closed__4;
+x_4 = lean_ctor_get(x_3, 1);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_5 = l_Lean_Parser_tryAnti(x_1, x_2);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+lean_dec(x_4);
+x_6 = lean_ctor_get(x_2, 0);
+lean_inc(x_6);
+x_7 = lean_array_get_size(x_6);
+lean_dec(x_6);
+x_8 = l_Lean_Parser_Tactic_clear___elambda__1___closed__6;
+x_9 = l_Lean_Parser_Tactic_clear___elambda__1___closed__8;
+lean_inc(x_1);
+x_10 = l_Lean_Parser_nonReservedSymbolFnAux(x_8, x_9, x_1, x_2);
+x_11 = lean_ctor_get(x_10, 3);
+lean_inc(x_11);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_10, 0);
+lean_inc(x_12);
+x_13 = lean_array_get_size(x_12);
+lean_dec(x_12);
+lean_inc(x_1);
+x_14 = l_Lean_Parser_ident___elambda__1(x_1, x_10);
+x_15 = lean_ctor_get(x_14, 3);
+lean_inc(x_15);
+if (lean_obj_tag(x_15) == 0)
+{
+lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+x_16 = l_Lean_Parser_manyAux___main___at_Lean_Parser_Tactic_revert___elambda__1___spec__1(x_1, x_14);
+x_17 = l_Lean_nullKind;
+x_18 = l_Lean_Parser_ParserState_mkNode(x_16, x_17, x_13);
+x_19 = l_Lean_Parser_Tactic_clear___elambda__1___closed__2;
+x_20 = l_Lean_Parser_ParserState_mkNode(x_18, x_19, x_7);
+return x_20;
+}
+else
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+}
+}
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+}
+}
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+}
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+}
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+}
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+}
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+}
+}
+}
+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
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+}
+}
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+}
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+}
+}
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+}
+}
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+}
+}
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+}
+}
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+}
+}
+lean_object* _init_l_Lean_Parser_Tactic_subst() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_Parser_Tactic_subst___closed__6;
+return x_1;
+}
+}
+lean_object* l___regBuiltinParser_Lean_Parser_Tactic_subst(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; uint8_t x_4; lean_object* x_5; lean_object* x_6; 
+x_2 = l_Lean_Parser_regBuiltinTacticParserAttr___closed__4;
+x_3 = l_Lean_Parser_Tactic_subst___elambda__1___closed__1;
+x_4 = 1;
+x_5 = l_Lean_Parser_Tactic_subst;
+x_6 = l_Lean_Parser_addBuiltinParser(x_2, x_3, x_4, x_5, x_1);
+return x_6;
+}
+}
 lean_object* _init_l_Lean_Parser_Tactic_assumption___elambda__1___closed__1() {
 _start:
 {
@@ -7280,6 +7974,70 @@ lean_mark_persistent(l_Lean_Parser_Tactic_revert);
 res = l___regBuiltinParser_Lean_Parser_Tactic_revert(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__1 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__1();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__1);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__2 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__2();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__2);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__3 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__3();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__3);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__4 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__4();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__4);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__5 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__5();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__5);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__6 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__6();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__6);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__7 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__7();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__7);
+l_Lean_Parser_Tactic_clear___elambda__1___closed__8 = _init_l_Lean_Parser_Tactic_clear___elambda__1___closed__8();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___elambda__1___closed__8);
+l_Lean_Parser_Tactic_clear___closed__1 = _init_l_Lean_Parser_Tactic_clear___closed__1();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__1);
+l_Lean_Parser_Tactic_clear___closed__2 = _init_l_Lean_Parser_Tactic_clear___closed__2();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__2);
+l_Lean_Parser_Tactic_clear___closed__3 = _init_l_Lean_Parser_Tactic_clear___closed__3();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__3);
+l_Lean_Parser_Tactic_clear___closed__4 = _init_l_Lean_Parser_Tactic_clear___closed__4();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__4);
+l_Lean_Parser_Tactic_clear___closed__5 = _init_l_Lean_Parser_Tactic_clear___closed__5();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__5);
+l_Lean_Parser_Tactic_clear___closed__6 = _init_l_Lean_Parser_Tactic_clear___closed__6();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear___closed__6);
+l_Lean_Parser_Tactic_clear = _init_l_Lean_Parser_Tactic_clear();
+lean_mark_persistent(l_Lean_Parser_Tactic_clear);
+res = l___regBuiltinParser_Lean_Parser_Tactic_clear(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__1 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__1();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__1);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__2 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__2();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__2);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__3 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__3();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__3);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__4 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__4();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__4);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__5 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__5();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__5);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__6 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__6();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__6);
+l_Lean_Parser_Tactic_subst___elambda__1___closed__7 = _init_l_Lean_Parser_Tactic_subst___elambda__1___closed__7();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___elambda__1___closed__7);
+l_Lean_Parser_Tactic_subst___closed__1 = _init_l_Lean_Parser_Tactic_subst___closed__1();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__1);
+l_Lean_Parser_Tactic_subst___closed__2 = _init_l_Lean_Parser_Tactic_subst___closed__2();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__2);
+l_Lean_Parser_Tactic_subst___closed__3 = _init_l_Lean_Parser_Tactic_subst___closed__3();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__3);
+l_Lean_Parser_Tactic_subst___closed__4 = _init_l_Lean_Parser_Tactic_subst___closed__4();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__4);
+l_Lean_Parser_Tactic_subst___closed__5 = _init_l_Lean_Parser_Tactic_subst___closed__5();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__5);
+l_Lean_Parser_Tactic_subst___closed__6 = _init_l_Lean_Parser_Tactic_subst___closed__6();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst___closed__6);
+l_Lean_Parser_Tactic_subst = _init_l_Lean_Parser_Tactic_subst();
+lean_mark_persistent(l_Lean_Parser_Tactic_subst);
+res = l___regBuiltinParser_Lean_Parser_Tactic_subst(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
 l_Lean_Parser_Tactic_assumption___elambda__1___closed__1 = _init_l_Lean_Parser_Tactic_assumption___elambda__1___closed__1();
 lean_mark_persistent(l_Lean_Parser_Tactic_assumption___elambda__1___closed__1);
 l_Lean_Parser_Tactic_assumption___elambda__1___closed__2 = _init_l_Lean_Parser_Tactic_assumption___elambda__1___closed__2();
diff --git a/stage0/stdlib/Init/Lean/Util/PPGoal.c b/stage0/stdlib/Init/Lean/Util/PPGoal.c
index 7149d06dd7..45a9502ca3 100644
--- a/stage0/stdlib/Init/Lean/Util/PPGoal.c
+++ b/stage0/stdlib/Init/Lean/Util/PPGoal.c
@@ -13,6 +13,7 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+lean_object* l_List_reverse___rarg(lean_object*);
 extern lean_object* l_Lean_Name_toString___closed__1;
 lean_object* l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__3;
 lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
@@ -22,7 +23,7 @@ lean_object* lean_array_get_size(lean_object*);
 lean_object* l_PersistentArray_foldlM___at_Lean_ppGoal___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_ppGoal___closed__6;
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_ppGoal(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_ppGoal___closed__4;
 lean_object* l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__5;
@@ -344,37 +345,38 @@ goto _start;
 }
 else
 {
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; 
-x_47 = l_Lean_Format_flatten___main___closed__1;
-x_48 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_47);
-x_49 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_50 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_50, 0, x_48);
-lean_ctor_set(x_50, 1, x_49);
-lean_ctor_set_uint8(x_50, sizeof(void*)*2, x_43);
-lean_inc(x_4);
+lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; 
+x_47 = l_List_reverse___rarg(x_18);
+x_48 = l_Lean_Format_flatten___main___closed__1;
+x_49 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_47, x_48);
+x_50 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_51 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_51, 0, x_49);
+lean_ctor_set(x_51, 1, x_50);
+lean_ctor_set_uint8(x_51, sizeof(void*)*2, x_43);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_51 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_38);
-x_52 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_52, 0, x_44);
-lean_ctor_set(x_52, 1, x_51);
-lean_ctor_set_uint8(x_52, sizeof(void*)*2, x_43);
-x_53 = lean_unsigned_to_nat(2u);
-x_54 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_54, 0, x_53);
-lean_ctor_set(x_54, 1, x_52);
-x_55 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_55, 0, x_50);
-lean_ctor_set(x_55, 1, x_54);
-lean_ctor_set_uint8(x_55, sizeof(void*)*2, x_43);
-x_56 = lean_format_group(x_55);
-x_57 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_57, 0, x_45);
-lean_ctor_set(x_57, 1, x_56);
-lean_ctor_set_uint8(x_57, sizeof(void*)*2, x_43);
-lean_ctor_set(x_24, 1, x_57);
+x_52 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_38);
+x_53 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_53, 0, x_44);
+lean_ctor_set(x_53, 1, x_52);
+lean_ctor_set_uint8(x_53, sizeof(void*)*2, x_43);
+x_54 = lean_unsigned_to_nat(2u);
+x_55 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_55, 0, x_54);
+lean_ctor_set(x_55, 1, x_53);
+x_56 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+lean_ctor_set_uint8(x_56, sizeof(void*)*2, x_43);
+x_57 = lean_format_group(x_56);
+x_58 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_58, 0, x_45);
+lean_ctor_set(x_58, 1, x_57);
+lean_ctor_set_uint8(x_58, sizeof(void*)*2, x_43);
+lean_ctor_set(x_24, 1, x_58);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
 lean_ctor_set(x_15, 0, x_42);
@@ -398,39 +400,40 @@ goto _start;
 }
 else
 {
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; 
-x_60 = l_Lean_Format_flatten___main___closed__1;
-x_61 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_60);
-x_62 = 0;
-x_63 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_64 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_64, 0, x_61);
-lean_ctor_set(x_64, 1, x_63);
-lean_ctor_set_uint8(x_64, sizeof(void*)*2, x_62);
-lean_inc(x_4);
+lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; 
+x_61 = l_List_reverse___rarg(x_18);
+x_62 = l_Lean_Format_flatten___main___closed__1;
+x_63 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_61, x_62);
+x_64 = 0;
+x_65 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_66 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_66, 0, x_63);
+lean_ctor_set(x_66, 1, x_65);
+lean_ctor_set_uint8(x_66, sizeof(void*)*2, x_64);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_65 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_38);
-x_66 = lean_box(1);
-x_67 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_67, 0, x_66);
-lean_ctor_set(x_67, 1, x_65);
-lean_ctor_set_uint8(x_67, sizeof(void*)*2, x_62);
-x_68 = lean_unsigned_to_nat(2u);
-x_69 = lean_alloc_ctor(3, 2, 0);
+x_67 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_38);
+x_68 = lean_box(1);
+x_69 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_69, 0, x_68);
 lean_ctor_set(x_69, 1, x_67);
-x_70 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_70, 0, x_64);
-lean_ctor_set(x_70, 1, x_69);
-lean_ctor_set_uint8(x_70, sizeof(void*)*2, x_62);
-x_71 = lean_format_group(x_70);
+lean_ctor_set_uint8(x_69, sizeof(void*)*2, x_64);
+x_70 = lean_unsigned_to_nat(2u);
+x_71 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_71, 0, x_70);
+lean_ctor_set(x_71, 1, x_69);
 x_72 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_72, 0, x_21);
+lean_ctor_set(x_72, 0, x_66);
 lean_ctor_set(x_72, 1, x_71);
-lean_ctor_set_uint8(x_72, sizeof(void*)*2, x_62);
-lean_ctor_set(x_24, 1, x_72);
+lean_ctor_set_uint8(x_72, sizeof(void*)*2, x_64);
+x_73 = lean_format_group(x_72);
+x_74 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_74, 0, x_21);
+lean_ctor_set(x_74, 1, x_73);
+lean_ctor_set_uint8(x_74, sizeof(void*)*2, x_64);
+lean_ctor_set(x_24, 1, x_74);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
 lean_ctor_set(x_15, 0, x_42);
@@ -442,16 +445,16 @@ goto _start;
 }
 else
 {
-lean_object* x_74; 
+lean_object* x_76; 
 lean_dec(x_38);
-x_74 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_74, 0, x_22);
-lean_ctor_set(x_74, 1, x_18);
+x_76 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_76, 0, x_22);
+lean_ctor_set(x_76, 1, x_18);
 lean_ctor_set(x_20, 0, x_35);
 lean_ctor_set(x_24, 1, x_21);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_74);
+lean_ctor_set(x_15, 0, x_76);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -459,77 +462,78 @@ goto _start;
 }
 else
 {
-lean_object* x_76; uint8_t x_77; 
-x_76 = lean_ctor_get(x_20, 0);
-lean_inc(x_76);
+lean_object* x_78; uint8_t x_79; 
+x_78 = lean_ctor_get(x_20, 0);
+lean_inc(x_78);
 lean_dec(x_20);
-x_77 = lean_expr_eqv(x_76, x_35);
-if (x_77 == 0)
+x_79 = lean_expr_eqv(x_78, x_35);
+if (x_79 == 0)
 {
-uint8_t x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-x_78 = l_Lean_Format_isNil(x_21);
-x_79 = lean_box(0);
-x_80 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_80, 0, x_22);
-lean_ctor_set(x_80, 1, x_79);
-x_81 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_81, 0, x_35);
-if (x_78 == 0)
+uint8_t x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+x_80 = l_Lean_Format_isNil(x_21);
+x_81 = lean_box(0);
+x_82 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_82, 0, x_22);
+lean_ctor_set(x_82, 1, x_81);
+x_83 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_83, 0, x_35);
+if (x_80 == 0)
 {
-uint8_t x_82; lean_object* x_83; lean_object* x_84; 
-x_82 = 0;
-x_83 = lean_box(1);
-x_84 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_84, 0, x_21);
-lean_ctor_set(x_84, 1, x_83);
-lean_ctor_set_uint8(x_84, sizeof(void*)*2, x_82);
+uint8_t x_84; lean_object* x_85; lean_object* x_86; 
+x_84 = 0;
+x_85 = lean_box(1);
+x_86 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_86, 0, x_21);
+lean_ctor_set(x_86, 1, x_85);
+lean_ctor_set_uint8(x_86, sizeof(void*)*2, x_84);
 if (lean_obj_tag(x_18) == 0)
 {
-lean_dec(x_76);
-lean_ctor_set(x_24, 1, x_84);
-lean_ctor_set(x_24, 0, x_81);
+lean_dec(x_78);
+lean_ctor_set(x_24, 1, x_86);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
 }
 else
 {
-lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; 
-x_86 = l_Lean_Format_flatten___main___closed__1;
-x_87 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_86);
-x_88 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_89 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_89, 0, x_87);
-lean_ctor_set(x_89, 1, x_88);
-lean_ctor_set_uint8(x_89, sizeof(void*)*2, x_82);
-lean_inc(x_4);
+lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; 
+x_88 = l_List_reverse___rarg(x_18);
+x_89 = l_Lean_Format_flatten___main___closed__1;
+x_90 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_88, x_89);
+x_91 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_92 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_92, 0, x_90);
+lean_ctor_set(x_92, 1, x_91);
+lean_ctor_set_uint8(x_92, sizeof(void*)*2, x_84);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_90 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_76);
-x_91 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_91, 0, x_83);
-lean_ctor_set(x_91, 1, x_90);
-lean_ctor_set_uint8(x_91, sizeof(void*)*2, x_82);
-x_92 = lean_unsigned_to_nat(2u);
-x_93 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_93, 0, x_92);
-lean_ctor_set(x_93, 1, x_91);
+x_93 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_78);
 x_94 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_94, 0, x_89);
+lean_ctor_set(x_94, 0, x_85);
 lean_ctor_set(x_94, 1, x_93);
-lean_ctor_set_uint8(x_94, sizeof(void*)*2, x_82);
-x_95 = lean_format_group(x_94);
-x_96 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_96, 0, x_84);
-lean_ctor_set(x_96, 1, x_95);
-lean_ctor_set_uint8(x_96, sizeof(void*)*2, x_82);
-lean_ctor_set(x_24, 1, x_96);
-lean_ctor_set(x_24, 0, x_81);
+lean_ctor_set_uint8(x_94, sizeof(void*)*2, x_84);
+x_95 = lean_unsigned_to_nat(2u);
+x_96 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_96, 0, x_95);
+lean_ctor_set(x_96, 1, x_94);
+x_97 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_97, 0, x_92);
+lean_ctor_set(x_97, 1, x_96);
+lean_ctor_set_uint8(x_97, sizeof(void*)*2, x_84);
+x_98 = lean_format_group(x_97);
+x_99 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_99, 0, x_86);
+lean_ctor_set(x_99, 1, x_98);
+lean_ctor_set_uint8(x_99, sizeof(void*)*2, x_84);
+lean_ctor_set(x_24, 1, x_99);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -539,53 +543,54 @@ else
 {
 if (lean_obj_tag(x_18) == 0)
 {
-lean_dec(x_76);
+lean_dec(x_78);
 lean_ctor_set(x_24, 1, x_21);
-lean_ctor_set(x_24, 0, x_81);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
 }
 else
 {
-lean_object* x_99; lean_object* x_100; uint8_t x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; 
-x_99 = l_Lean_Format_flatten___main___closed__1;
-x_100 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_99);
-x_101 = 0;
-x_102 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_103 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_103, 0, x_100);
-lean_ctor_set(x_103, 1, x_102);
-lean_ctor_set_uint8(x_103, sizeof(void*)*2, x_101);
-lean_inc(x_4);
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
+x_102 = l_List_reverse___rarg(x_18);
+x_103 = l_Lean_Format_flatten___main___closed__1;
+x_104 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_102, x_103);
+x_105 = 0;
+x_106 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_107 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_107, 0, x_104);
+lean_ctor_set(x_107, 1, x_106);
+lean_ctor_set_uint8(x_107, sizeof(void*)*2, x_105);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_104 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_76);
-x_105 = lean_box(1);
-x_106 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_106, 0, x_105);
-lean_ctor_set(x_106, 1, x_104);
-lean_ctor_set_uint8(x_106, sizeof(void*)*2, x_101);
-x_107 = lean_unsigned_to_nat(2u);
-x_108 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_106);
-x_109 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_109, 0, x_103);
-lean_ctor_set(x_109, 1, x_108);
-lean_ctor_set_uint8(x_109, sizeof(void*)*2, x_101);
-x_110 = lean_format_group(x_109);
-x_111 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_111, 0, x_21);
-lean_ctor_set(x_111, 1, x_110);
-lean_ctor_set_uint8(x_111, sizeof(void*)*2, x_101);
-lean_ctor_set(x_24, 1, x_111);
-lean_ctor_set(x_24, 0, x_81);
+x_108 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_78);
+x_109 = lean_box(1);
+x_110 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_110, 0, x_109);
+lean_ctor_set(x_110, 1, x_108);
+lean_ctor_set_uint8(x_110, sizeof(void*)*2, x_105);
+x_111 = lean_unsigned_to_nat(2u);
+x_112 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_112, 0, x_111);
+lean_ctor_set(x_112, 1, x_110);
+x_113 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_113, 0, x_107);
+lean_ctor_set(x_113, 1, x_112);
+lean_ctor_set_uint8(x_113, sizeof(void*)*2, x_105);
+x_114 = lean_format_group(x_113);
+x_115 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_115, 0, x_21);
+lean_ctor_set(x_115, 1, x_114);
+lean_ctor_set_uint8(x_115, sizeof(void*)*2, x_105);
+lean_ctor_set(x_24, 1, x_115);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -594,17 +599,17 @@ goto _start;
 }
 else
 {
-lean_object* x_113; lean_object* x_114; 
-lean_dec(x_76);
-x_113 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_113, 0, x_22);
-lean_ctor_set(x_113, 1, x_18);
-x_114 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_114, 0, x_35);
+lean_object* x_117; lean_object* x_118; 
+lean_dec(x_78);
+x_117 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_117, 0, x_22);
+lean_ctor_set(x_117, 1, x_18);
+x_118 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_118, 0, x_35);
 lean_ctor_set(x_24, 1, x_21);
-lean_ctor_set(x_24, 0, x_114);
+lean_ctor_set(x_24, 0, x_118);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_113);
+lean_ctor_set(x_15, 0, x_117);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -613,176 +618,178 @@ goto _start;
 }
 else
 {
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-x_116 = lean_ctor_get(x_24, 0);
-lean_inc(x_116);
+lean_object* x_120; lean_object* x_121; lean_object* x_122; uint8_t x_123; 
+x_120 = lean_ctor_get(x_24, 0);
+lean_inc(x_120);
 lean_dec(x_24);
-x_117 = lean_ctor_get(x_20, 0);
-lean_inc(x_117);
+x_121 = lean_ctor_get(x_20, 0);
+lean_inc(x_121);
 if (lean_is_exclusive(x_20)) {
  lean_ctor_release(x_20, 0);
- x_118 = x_20;
+ x_122 = x_20;
 } else {
  lean_dec_ref(x_20);
- x_118 = lean_box(0);
+ x_122 = lean_box(0);
 }
-x_119 = lean_expr_eqv(x_117, x_116);
-if (x_119 == 0)
+x_123 = lean_expr_eqv(x_121, x_120);
+if (x_123 == 0)
 {
-uint8_t x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; 
-x_120 = l_Lean_Format_isNil(x_21);
-x_121 = lean_box(0);
-x_122 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_122, 0, x_22);
-lean_ctor_set(x_122, 1, x_121);
-if (lean_is_scalar(x_118)) {
- x_123 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_123 = x_118;
-}
-lean_ctor_set(x_123, 0, x_116);
-if (x_120 == 0)
-{
-uint8_t x_124; lean_object* x_125; lean_object* x_126; 
-x_124 = 0;
-x_125 = lean_box(1);
-x_126 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_126, 0, x_21);
+uint8_t x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+x_124 = l_Lean_Format_isNil(x_21);
+x_125 = lean_box(0);
+x_126 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_126, 0, x_22);
 lean_ctor_set(x_126, 1, x_125);
-lean_ctor_set_uint8(x_126, sizeof(void*)*2, x_124);
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_127; 
-lean_dec(x_117);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_123);
-lean_ctor_set(x_127, 1, x_126);
-lean_ctor_set(x_15, 1, x_127);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; 
-x_129 = l_Lean_Format_flatten___main___closed__1;
-x_130 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_129);
-x_131 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_132 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_132, 0, x_130);
-lean_ctor_set(x_132, 1, x_131);
-lean_ctor_set_uint8(x_132, sizeof(void*)*2, x_124);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_133 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_117);
-x_134 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_134, 0, x_125);
-lean_ctor_set(x_134, 1, x_133);
-lean_ctor_set_uint8(x_134, sizeof(void*)*2, x_124);
-x_135 = lean_unsigned_to_nat(2u);
-x_136 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_136, 0, x_135);
-lean_ctor_set(x_136, 1, x_134);
-x_137 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_137, 0, x_132);
-lean_ctor_set(x_137, 1, x_136);
-lean_ctor_set_uint8(x_137, sizeof(void*)*2, x_124);
-x_138 = lean_format_group(x_137);
-x_139 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_139, 0, x_126);
-lean_ctor_set(x_139, 1, x_138);
-lean_ctor_set_uint8(x_139, sizeof(void*)*2, x_124);
-x_140 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_140, 0, x_123);
-lean_ctor_set(x_140, 1, x_139);
-lean_ctor_set(x_15, 1, x_140);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-}
-else
-{
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_142; 
-lean_dec(x_117);
-x_142 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_142, 0, x_123);
-lean_ctor_set(x_142, 1, x_21);
-lean_ctor_set(x_15, 1, x_142);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; uint8_t x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; 
-x_144 = l_Lean_Format_flatten___main___closed__1;
-x_145 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_144);
-x_146 = 0;
-x_147 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_148 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_148, 0, x_145);
-lean_ctor_set(x_148, 1, x_147);
-lean_ctor_set_uint8(x_148, sizeof(void*)*2, x_146);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_149 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_117);
-x_150 = lean_box(1);
-x_151 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_151, 0, x_150);
-lean_ctor_set(x_151, 1, x_149);
-lean_ctor_set_uint8(x_151, sizeof(void*)*2, x_146);
-x_152 = lean_unsigned_to_nat(2u);
-x_153 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_153, 0, x_152);
-lean_ctor_set(x_153, 1, x_151);
-x_154 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_154, 0, x_148);
-lean_ctor_set(x_154, 1, x_153);
-lean_ctor_set_uint8(x_154, sizeof(void*)*2, x_146);
-x_155 = lean_format_group(x_154);
-x_156 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_156, 0, x_21);
-lean_ctor_set(x_156, 1, x_155);
-lean_ctor_set_uint8(x_156, sizeof(void*)*2, x_146);
-x_157 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_157, 0, x_123);
-lean_ctor_set(x_157, 1, x_156);
-lean_ctor_set(x_15, 1, x_157);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-}
-}
-else
-{
-lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-lean_dec(x_117);
-x_159 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_159, 0, x_22);
-lean_ctor_set(x_159, 1, x_18);
-if (lean_is_scalar(x_118)) {
- x_160 = lean_alloc_ctor(1, 1, 0);
+if (lean_is_scalar(x_122)) {
+ x_127 = lean_alloc_ctor(1, 1, 0);
 } else {
- x_160 = x_118;
+ x_127 = x_122;
 }
-lean_ctor_set(x_160, 0, x_116);
-x_161 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_161, 0, x_160);
-lean_ctor_set(x_161, 1, x_21);
-lean_ctor_set(x_15, 1, x_161);
-lean_ctor_set(x_15, 0, x_159);
+lean_ctor_set(x_127, 0, x_120);
+if (x_124 == 0)
+{
+uint8_t x_128; lean_object* x_129; lean_object* x_130; 
+x_128 = 0;
+x_129 = lean_box(1);
+x_130 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_130, 0, x_21);
+lean_ctor_set(x_130, 1, x_129);
+lean_ctor_set_uint8(x_130, sizeof(void*)*2, x_128);
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_131; 
+lean_dec(x_121);
+x_131 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_131, 0, x_127);
+lean_ctor_set(x_131, 1, x_130);
+lean_ctor_set(x_15, 1, x_131);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; 
+x_133 = l_List_reverse___rarg(x_18);
+x_134 = l_Lean_Format_flatten___main___closed__1;
+x_135 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_133, x_134);
+x_136 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_137 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_137, 0, x_135);
+lean_ctor_set(x_137, 1, x_136);
+lean_ctor_set_uint8(x_137, sizeof(void*)*2, x_128);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_138 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_121);
+x_139 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_139, 0, x_129);
+lean_ctor_set(x_139, 1, x_138);
+lean_ctor_set_uint8(x_139, sizeof(void*)*2, x_128);
+x_140 = lean_unsigned_to_nat(2u);
+x_141 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_141, 0, x_140);
+lean_ctor_set(x_141, 1, x_139);
+x_142 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_142, 0, x_137);
+lean_ctor_set(x_142, 1, x_141);
+lean_ctor_set_uint8(x_142, sizeof(void*)*2, x_128);
+x_143 = lean_format_group(x_142);
+x_144 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_144, 0, x_130);
+lean_ctor_set(x_144, 1, x_143);
+lean_ctor_set_uint8(x_144, sizeof(void*)*2, x_128);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_127);
+lean_ctor_set(x_145, 1, x_144);
+lean_ctor_set(x_15, 1, x_145);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+}
+else
+{
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_147; 
+lean_dec(x_121);
+x_147 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_147, 0, x_127);
+lean_ctor_set(x_147, 1, x_21);
+lean_ctor_set(x_15, 1, x_147);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+x_149 = l_List_reverse___rarg(x_18);
+x_150 = l_Lean_Format_flatten___main___closed__1;
+x_151 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_149, x_150);
+x_152 = 0;
+x_153 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_154 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_154, 0, x_151);
+lean_ctor_set(x_154, 1, x_153);
+lean_ctor_set_uint8(x_154, sizeof(void*)*2, x_152);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_155 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_121);
+x_156 = lean_box(1);
+x_157 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_157, 0, x_156);
+lean_ctor_set(x_157, 1, x_155);
+lean_ctor_set_uint8(x_157, sizeof(void*)*2, x_152);
+x_158 = lean_unsigned_to_nat(2u);
+x_159 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_159, 0, x_158);
+lean_ctor_set(x_159, 1, x_157);
+x_160 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_160, 0, x_154);
+lean_ctor_set(x_160, 1, x_159);
+lean_ctor_set_uint8(x_160, sizeof(void*)*2, x_152);
+x_161 = lean_format_group(x_160);
+x_162 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_162, 0, x_21);
+lean_ctor_set(x_162, 1, x_161);
+lean_ctor_set_uint8(x_162, sizeof(void*)*2, x_152);
+x_163 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_163, 0, x_127);
+lean_ctor_set(x_163, 1, x_162);
+lean_ctor_set(x_15, 1, x_163);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_165; lean_object* x_166; lean_object* x_167; 
+lean_dec(x_121);
+x_165 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_165, 0, x_22);
+lean_ctor_set(x_165, 1, x_18);
+if (lean_is_scalar(x_122)) {
+ x_166 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_166 = x_122;
+}
+lean_ctor_set(x_166, 0, x_120);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_21);
+lean_ctor_set(x_15, 1, x_167);
+lean_ctor_set(x_15, 0, x_165);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -792,1008 +799,1192 @@ goto _start;
 }
 else
 {
-lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; 
-x_163 = lean_ctor_get(x_15, 0);
-x_164 = lean_ctor_get(x_15, 1);
-lean_inc(x_164);
-lean_inc(x_163);
+lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+x_169 = lean_ctor_get(x_15, 0);
+x_170 = lean_ctor_get(x_15, 1);
+lean_inc(x_170);
+lean_inc(x_169);
 lean_dec(x_15);
-x_165 = lean_ctor_get(x_17, 2);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_17, 3);
-lean_inc(x_166);
+x_171 = lean_ctor_get(x_17, 2);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_17, 3);
+lean_inc(x_172);
 lean_dec(x_17);
 lean_inc(x_2);
-x_167 = l_Lean_MetavarContext_instantiateMVars(x_2, x_166);
-if (lean_obj_tag(x_163) == 0)
+x_173 = l_Lean_MetavarContext_instantiateMVars(x_2, x_172);
+if (lean_obj_tag(x_169) == 0)
 {
-lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; 
-x_168 = lean_ctor_get(x_167, 0);
-lean_inc(x_168);
-if (lean_is_exclusive(x_167)) {
- lean_ctor_release(x_167, 0);
- lean_ctor_release(x_167, 1);
- x_169 = x_167;
-} else {
- lean_dec_ref(x_167);
- x_169 = lean_box(0);
-}
-x_170 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_170, 0, x_165);
-lean_ctor_set(x_170, 1, x_18);
-lean_ctor_set(x_11, 0, x_168);
-if (lean_is_scalar(x_169)) {
- x_171 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_171 = x_169;
-}
-lean_ctor_set(x_171, 0, x_11);
-lean_ctor_set(x_171, 1, x_164);
-x_172 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_172, 0, x_170);
-lean_ctor_set(x_172, 1, x_171);
-x_7 = x_13;
-x_8 = x_172;
-goto _start;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_free_object(x_11);
-x_174 = lean_ctor_get(x_167, 0);
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; 
+x_174 = lean_ctor_get(x_173, 0);
 lean_inc(x_174);
-if (lean_is_exclusive(x_167)) {
- lean_ctor_release(x_167, 0);
- lean_ctor_release(x_167, 1);
- x_175 = x_167;
+if (lean_is_exclusive(x_173)) {
+ lean_ctor_release(x_173, 0);
+ lean_ctor_release(x_173, 1);
+ x_175 = x_173;
 } else {
- lean_dec_ref(x_167);
+ lean_dec_ref(x_173);
  x_175 = lean_box(0);
 }
-x_176 = lean_ctor_get(x_163, 0);
-lean_inc(x_176);
-if (lean_is_exclusive(x_163)) {
- lean_ctor_release(x_163, 0);
- x_177 = x_163;
-} else {
- lean_dec_ref(x_163);
- x_177 = lean_box(0);
-}
-x_178 = lean_expr_eqv(x_176, x_174);
-if (x_178 == 0)
-{
-uint8_t x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; 
-x_179 = l_Lean_Format_isNil(x_164);
-x_180 = lean_box(0);
-x_181 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_181, 0, x_165);
-lean_ctor_set(x_181, 1, x_180);
-if (lean_is_scalar(x_177)) {
- x_182 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_182 = x_177;
-}
-lean_ctor_set(x_182, 0, x_174);
-if (x_179 == 0)
-{
-uint8_t x_183; lean_object* x_184; lean_object* x_185; 
-x_183 = 0;
-x_184 = lean_box(1);
-x_185 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_185, 0, x_164);
-lean_ctor_set(x_185, 1, x_184);
-lean_ctor_set_uint8(x_185, sizeof(void*)*2, x_183);
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_186; lean_object* x_187; 
-lean_dec(x_176);
+x_176 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_176, 0, x_171);
+lean_ctor_set(x_176, 1, x_18);
+lean_ctor_set(x_11, 0, x_174);
 if (lean_is_scalar(x_175)) {
- x_186 = lean_alloc_ctor(0, 2, 0);
+ x_177 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_186 = x_175;
+ x_177 = x_175;
 }
-lean_ctor_set(x_186, 0, x_182);
-lean_ctor_set(x_186, 1, x_185);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_181);
-lean_ctor_set(x_187, 1, x_186);
+lean_ctor_set(x_177, 0, x_11);
+lean_ctor_set(x_177, 1, x_170);
+x_178 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_178, 0, x_176);
+lean_ctor_set(x_178, 1, x_177);
 x_7 = x_13;
-x_8 = x_187;
+x_8 = x_178;
 goto _start;
 }
 else
 {
-lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
-x_189 = l_Lean_Format_flatten___main___closed__1;
-x_190 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_189);
-x_191 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_192 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_192, 0, x_190);
-lean_ctor_set(x_192, 1, x_191);
-lean_ctor_set_uint8(x_192, sizeof(void*)*2, x_183);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_193 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_176);
-x_194 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_194, 0, x_184);
-lean_ctor_set(x_194, 1, x_193);
-lean_ctor_set_uint8(x_194, sizeof(void*)*2, x_183);
-x_195 = lean_unsigned_to_nat(2u);
-x_196 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_196, 0, x_195);
-lean_ctor_set(x_196, 1, x_194);
-x_197 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-lean_ctor_set_uint8(x_197, sizeof(void*)*2, x_183);
-x_198 = lean_format_group(x_197);
-x_199 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_199, 0, x_185);
-lean_ctor_set(x_199, 1, x_198);
-lean_ctor_set_uint8(x_199, sizeof(void*)*2, x_183);
-if (lean_is_scalar(x_175)) {
- x_200 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_200 = x_175;
-}
-lean_ctor_set(x_200, 0, x_182);
-lean_ctor_set(x_200, 1, x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_181);
-lean_ctor_set(x_201, 1, x_200);
-x_7 = x_13;
-x_8 = x_201;
-goto _start;
-}
-}
-else
-{
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_203; lean_object* x_204; 
-lean_dec(x_176);
-if (lean_is_scalar(x_175)) {
- x_203 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_203 = x_175;
-}
-lean_ctor_set(x_203, 0, x_182);
-lean_ctor_set(x_203, 1, x_164);
-x_204 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_204, 0, x_181);
-lean_ctor_set(x_204, 1, x_203);
-x_7 = x_13;
-x_8 = x_204;
-goto _start;
-}
-else
-{
-lean_object* x_206; lean_object* x_207; uint8_t x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
-x_206 = l_Lean_Format_flatten___main___closed__1;
-x_207 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_206);
-x_208 = 0;
-x_209 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_210 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_210, 0, x_207);
-lean_ctor_set(x_210, 1, x_209);
-lean_ctor_set_uint8(x_210, sizeof(void*)*2, x_208);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_211 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_176);
-x_212 = lean_box(1);
-x_213 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_213, 0, x_212);
-lean_ctor_set(x_213, 1, x_211);
-lean_ctor_set_uint8(x_213, sizeof(void*)*2, x_208);
-x_214 = lean_unsigned_to_nat(2u);
-x_215 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_215, 0, x_214);
-lean_ctor_set(x_215, 1, x_213);
-x_216 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_216, 0, x_210);
-lean_ctor_set(x_216, 1, x_215);
-lean_ctor_set_uint8(x_216, sizeof(void*)*2, x_208);
-x_217 = lean_format_group(x_216);
-x_218 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_218, 0, x_164);
-lean_ctor_set(x_218, 1, x_217);
-lean_ctor_set_uint8(x_218, sizeof(void*)*2, x_208);
-if (lean_is_scalar(x_175)) {
- x_219 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_219 = x_175;
-}
-lean_ctor_set(x_219, 0, x_182);
-lean_ctor_set(x_219, 1, x_218);
-x_220 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_220, 0, x_181);
-lean_ctor_set(x_220, 1, x_219);
-x_7 = x_13;
-x_8 = x_220;
-goto _start;
-}
-}
-}
-else
-{
-lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; 
-lean_dec(x_176);
-x_222 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_222, 0, x_165);
-lean_ctor_set(x_222, 1, x_18);
-if (lean_is_scalar(x_177)) {
- x_223 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_223 = x_177;
-}
-lean_ctor_set(x_223, 0, x_174);
-if (lean_is_scalar(x_175)) {
- x_224 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_224 = x_175;
-}
-lean_ctor_set(x_224, 0, x_223);
-lean_ctor_set(x_224, 1, x_164);
-x_225 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_225, 0, x_222);
-lean_ctor_set(x_225, 1, x_224);
-x_7 = x_13;
-x_8 = x_225;
-goto _start;
-}
-}
-}
-}
-else
-{
-lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; uint8_t x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; uint8_t x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; 
+lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; uint8_t x_184; 
 lean_free_object(x_11);
-x_227 = lean_ctor_get(x_8, 0);
-lean_inc(x_227);
+x_180 = lean_ctor_get(x_173, 0);
+lean_inc(x_180);
+if (lean_is_exclusive(x_173)) {
+ lean_ctor_release(x_173, 0);
+ lean_ctor_release(x_173, 1);
+ x_181 = x_173;
+} else {
+ lean_dec_ref(x_173);
+ x_181 = lean_box(0);
+}
+x_182 = lean_ctor_get(x_169, 0);
+lean_inc(x_182);
+if (lean_is_exclusive(x_169)) {
+ lean_ctor_release(x_169, 0);
+ x_183 = x_169;
+} else {
+ lean_dec_ref(x_169);
+ x_183 = lean_box(0);
+}
+x_184 = lean_expr_eqv(x_182, x_180);
+if (x_184 == 0)
+{
+uint8_t x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; 
+x_185 = l_Lean_Format_isNil(x_170);
+x_186 = lean_box(0);
+x_187 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_187, 0, x_171);
+lean_ctor_set(x_187, 1, x_186);
+if (lean_is_scalar(x_183)) {
+ x_188 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_188 = x_183;
+}
+lean_ctor_set(x_188, 0, x_180);
+if (x_185 == 0)
+{
+uint8_t x_189; lean_object* x_190; lean_object* x_191; 
+x_189 = 0;
+x_190 = lean_box(1);
+x_191 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_191, 0, x_170);
+lean_ctor_set(x_191, 1, x_190);
+lean_ctor_set_uint8(x_191, sizeof(void*)*2, x_189);
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_192; lean_object* x_193; 
+lean_dec(x_182);
+if (lean_is_scalar(x_181)) {
+ x_192 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_192 = x_181;
+}
+lean_ctor_set(x_192, 0, x_188);
+lean_ctor_set(x_192, 1, x_191);
+x_193 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_193, 0, x_187);
+lean_ctor_set(x_193, 1, x_192);
+x_7 = x_13;
+x_8 = x_193;
+goto _start;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; 
+x_195 = l_List_reverse___rarg(x_18);
+x_196 = l_Lean_Format_flatten___main___closed__1;
+x_197 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_195, x_196);
+x_198 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_199 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_199, 0, x_197);
+lean_ctor_set(x_199, 1, x_198);
+lean_ctor_set_uint8(x_199, sizeof(void*)*2, x_189);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_200 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_182);
+x_201 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_201, 0, x_190);
+lean_ctor_set(x_201, 1, x_200);
+lean_ctor_set_uint8(x_201, sizeof(void*)*2, x_189);
+x_202 = lean_unsigned_to_nat(2u);
+x_203 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_203, 0, x_202);
+lean_ctor_set(x_203, 1, x_201);
+x_204 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_204, 0, x_199);
+lean_ctor_set(x_204, 1, x_203);
+lean_ctor_set_uint8(x_204, sizeof(void*)*2, x_189);
+x_205 = lean_format_group(x_204);
+x_206 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_206, 0, x_191);
+lean_ctor_set(x_206, 1, x_205);
+lean_ctor_set_uint8(x_206, sizeof(void*)*2, x_189);
+if (lean_is_scalar(x_181)) {
+ x_207 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_207 = x_181;
+}
+lean_ctor_set(x_207, 0, x_188);
+lean_ctor_set(x_207, 1, x_206);
+x_208 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_208, 0, x_187);
+lean_ctor_set(x_208, 1, x_207);
+x_7 = x_13;
+x_8 = x_208;
+goto _start;
+}
+}
+else
+{
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_210; lean_object* x_211; 
+lean_dec(x_182);
+if (lean_is_scalar(x_181)) {
+ x_210 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_210 = x_181;
+}
+lean_ctor_set(x_210, 0, x_188);
+lean_ctor_set(x_210, 1, x_170);
+x_211 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_211, 0, x_187);
+lean_ctor_set(x_211, 1, x_210);
+x_7 = x_13;
+x_8 = x_211;
+goto _start;
+}
+else
+{
+lean_object* x_213; lean_object* x_214; lean_object* x_215; uint8_t x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; 
+x_213 = l_List_reverse___rarg(x_18);
+x_214 = l_Lean_Format_flatten___main___closed__1;
+x_215 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_213, x_214);
+x_216 = 0;
+x_217 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_218 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_218, 0, x_215);
+lean_ctor_set(x_218, 1, x_217);
+lean_ctor_set_uint8(x_218, sizeof(void*)*2, x_216);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_219 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_182);
+x_220 = lean_box(1);
+x_221 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_221, 0, x_220);
+lean_ctor_set(x_221, 1, x_219);
+lean_ctor_set_uint8(x_221, sizeof(void*)*2, x_216);
+x_222 = lean_unsigned_to_nat(2u);
+x_223 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_223, 0, x_222);
+lean_ctor_set(x_223, 1, x_221);
+x_224 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_224, 0, x_218);
+lean_ctor_set(x_224, 1, x_223);
+lean_ctor_set_uint8(x_224, sizeof(void*)*2, x_216);
+x_225 = lean_format_group(x_224);
+x_226 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_226, 0, x_170);
+lean_ctor_set(x_226, 1, x_225);
+lean_ctor_set_uint8(x_226, sizeof(void*)*2, x_216);
+if (lean_is_scalar(x_181)) {
+ x_227 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_227 = x_181;
+}
+lean_ctor_set(x_227, 0, x_188);
+lean_ctor_set(x_227, 1, x_226);
+x_228 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_228, 0, x_187);
+lean_ctor_set(x_228, 1, x_227);
+x_7 = x_13;
+x_8 = x_228;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; 
+lean_dec(x_182);
+x_230 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_230, 0, x_171);
+lean_ctor_set(x_230, 1, x_18);
+if (lean_is_scalar(x_183)) {
+ x_231 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_231 = x_183;
+}
+lean_ctor_set(x_231, 0, x_180);
+if (lean_is_scalar(x_181)) {
+ x_232 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_232 = x_181;
+}
+lean_ctor_set(x_232, 0, x_231);
+lean_ctor_set(x_232, 1, x_170);
+x_233 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_233, 0, x_230);
+lean_ctor_set(x_233, 1, x_232);
+x_7 = x_13;
+x_8 = x_233;
+goto _start;
+}
+}
+}
+}
+else
+{
+lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; uint8_t x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; uint8_t x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; lean_object* x_267; 
+lean_free_object(x_11);
+x_235 = lean_ctor_get(x_8, 0);
+lean_inc(x_235);
 if (lean_is_exclusive(x_8)) {
  lean_ctor_release(x_8, 0);
  lean_ctor_release(x_8, 1);
- x_228 = x_8;
+ x_236 = x_8;
 } else {
  lean_dec_ref(x_8);
- x_228 = lean_box(0);
+ x_236 = lean_box(0);
 }
-x_229 = lean_ctor_get(x_15, 0);
-lean_inc(x_229);
-x_230 = lean_ctor_get(x_15, 1);
-lean_inc(x_230);
-if (lean_is_exclusive(x_15)) {
- lean_ctor_release(x_15, 0);
- lean_ctor_release(x_15, 1);
- x_231 = x_15;
-} else {
- lean_dec_ref(x_15);
- x_231 = lean_box(0);
-}
-x_232 = lean_ctor_get(x_17, 2);
-lean_inc(x_232);
-x_233 = lean_ctor_get(x_17, 3);
-lean_inc(x_233);
-x_234 = lean_ctor_get(x_17, 4);
-lean_inc(x_234);
-lean_dec(x_17);
-x_235 = l_Lean_Format_isNil(x_230);
-lean_inc(x_2);
-x_236 = l_Lean_MetavarContext_instantiateMVars(x_2, x_233);
-x_237 = lean_ctor_get(x_236, 0);
+x_237 = lean_ctor_get(x_15, 0);
 lean_inc(x_237);
-lean_dec(x_236);
-lean_inc(x_2);
-x_238 = l_Lean_MetavarContext_instantiateMVars(x_2, x_234);
-x_239 = lean_ctor_get(x_238, 0);
-lean_inc(x_239);
-lean_dec(x_238);
-x_240 = l_Lean_Name_toString___closed__1;
-x_241 = l_Lean_Name_toStringWithSep___main(x_240, x_232);
-x_242 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_242, 0, x_241);
-x_243 = 0;
-x_244 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
-x_245 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_245, 0, x_242);
-lean_ctor_set(x_245, 1, x_244);
-lean_ctor_set_uint8(x_245, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_246 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_237);
-x_247 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_247, 0, x_245);
-lean_ctor_set(x_247, 1, x_246);
-lean_ctor_set_uint8(x_247, sizeof(void*)*2, x_243);
-x_248 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
-x_249 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_249, 0, x_247);
-lean_ctor_set(x_249, 1, x_248);
-lean_ctor_set_uint8(x_249, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_250 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_239);
-x_251 = lean_box(1);
-x_252 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_252, 0, x_251);
-lean_ctor_set(x_252, 1, x_250);
-lean_ctor_set_uint8(x_252, sizeof(void*)*2, x_243);
-x_253 = lean_unsigned_to_nat(2u);
-x_254 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_254, 0, x_253);
-lean_ctor_set(x_254, 1, x_252);
-x_255 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_255, 0, x_249);
-lean_ctor_set(x_255, 1, x_254);
-lean_ctor_set_uint8(x_255, sizeof(void*)*2, x_243);
-x_256 = lean_format_group(x_255);
-x_257 = lean_box(0);
-x_258 = lean_box(0);
-if (x_235 == 0)
-{
-lean_object* x_292; 
-x_292 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_292, 0, x_230);
-lean_ctor_set(x_292, 1, x_251);
-lean_ctor_set_uint8(x_292, sizeof(void*)*2, x_243);
-if (lean_obj_tag(x_227) == 0)
-{
-uint8_t x_293; 
-lean_dec(x_231);
-lean_dec(x_229);
-lean_dec(x_228);
-x_293 = l_Lean_Format_isNil(x_292);
-if (x_293 == 0)
-{
-lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_297; 
-x_294 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_294, 0, x_292);
-lean_ctor_set(x_294, 1, x_251);
-lean_ctor_set_uint8(x_294, sizeof(void*)*2, x_243);
-x_295 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_295, 0, x_294);
-lean_ctor_set(x_295, 1, x_256);
-lean_ctor_set_uint8(x_295, sizeof(void*)*2, x_243);
-x_296 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_296, 0, x_258);
-lean_ctor_set(x_296, 1, x_295);
-x_297 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_297, 0, x_257);
-lean_ctor_set(x_297, 1, x_296);
-x_7 = x_13;
-x_8 = x_297;
-goto _start;
-}
-else
-{
-lean_object* x_299; lean_object* x_300; lean_object* x_301; 
-x_299 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_299, 0, x_292);
-lean_ctor_set(x_299, 1, x_256);
-lean_ctor_set_uint8(x_299, sizeof(void*)*2, x_243);
-x_300 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_300, 0, x_258);
-lean_ctor_set(x_300, 1, x_299);
-x_301 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_301, 0, x_257);
-lean_ctor_set(x_301, 1, x_300);
-x_7 = x_13;
-x_8 = x_301;
-goto _start;
-}
-}
-else
-{
-x_259 = x_292;
-goto block_291;
-}
-}
-else
-{
-if (lean_obj_tag(x_227) == 0)
-{
-lean_object* x_303; lean_object* x_304; lean_object* x_305; 
-lean_dec(x_231);
-lean_dec(x_229);
-lean_dec(x_228);
-x_303 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_303, 0, x_230);
-lean_ctor_set(x_303, 1, x_256);
-lean_ctor_set_uint8(x_303, sizeof(void*)*2, x_243);
-x_304 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_304, 0, x_258);
-lean_ctor_set(x_304, 1, x_303);
-x_305 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_305, 0, x_257);
-lean_ctor_set(x_305, 1, x_304);
-x_7 = x_13;
-x_8 = x_305;
-goto _start;
-}
-else
-{
-x_259 = x_230;
-goto block_291;
-}
-}
-block_291:
-{
-if (lean_obj_tag(x_229) == 0)
-{
-uint8_t x_260; 
-lean_dec(x_227);
-x_260 = l_Lean_Format_isNil(x_259);
-if (x_260 == 0)
-{
-lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; 
-x_261 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_261, 0, x_259);
-lean_ctor_set(x_261, 1, x_251);
-lean_ctor_set_uint8(x_261, sizeof(void*)*2, x_243);
-x_262 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_262, 0, x_261);
-lean_ctor_set(x_262, 1, x_256);
-lean_ctor_set_uint8(x_262, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_263 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_263 = x_231;
-}
-lean_ctor_set(x_263, 0, x_258);
-lean_ctor_set(x_263, 1, x_262);
-if (lean_is_scalar(x_228)) {
- x_264 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_264 = x_228;
-}
-lean_ctor_set(x_264, 0, x_257);
-lean_ctor_set(x_264, 1, x_263);
-x_7 = x_13;
-x_8 = x_264;
-goto _start;
-}
-else
-{
-lean_object* x_266; lean_object* x_267; lean_object* x_268; 
-x_266 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_266, 0, x_259);
-lean_ctor_set(x_266, 1, x_256);
-lean_ctor_set_uint8(x_266, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_267 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_267 = x_231;
-}
-lean_ctor_set(x_267, 0, x_258);
-lean_ctor_set(x_267, 1, x_266);
-if (lean_is_scalar(x_228)) {
- x_268 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_268 = x_228;
-}
-lean_ctor_set(x_268, 0, x_257);
-lean_ctor_set(x_268, 1, x_267);
-x_7 = x_13;
-x_8 = x_268;
-goto _start;
-}
-}
-else
-{
-lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; uint8_t x_281; 
-x_270 = lean_ctor_get(x_229, 0);
-lean_inc(x_270);
-lean_dec(x_229);
-x_271 = l_Lean_Format_flatten___main___closed__1;
-x_272 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_227, x_271);
-x_273 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_274 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_274, 0, x_272);
-lean_ctor_set(x_274, 1, x_273);
-lean_ctor_set_uint8(x_274, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_275 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_270);
-x_276 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_276, 0, x_251);
-lean_ctor_set(x_276, 1, x_275);
-lean_ctor_set_uint8(x_276, sizeof(void*)*2, x_243);
-x_277 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_277, 0, x_253);
-lean_ctor_set(x_277, 1, x_276);
-x_278 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_278, 0, x_274);
-lean_ctor_set(x_278, 1, x_277);
-lean_ctor_set_uint8(x_278, sizeof(void*)*2, x_243);
-x_279 = lean_format_group(x_278);
-x_280 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_280, 0, x_259);
-lean_ctor_set(x_280, 1, x_279);
-lean_ctor_set_uint8(x_280, sizeof(void*)*2, x_243);
-x_281 = l_Lean_Format_isNil(x_280);
-if (x_281 == 0)
-{
-lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; 
-x_282 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_282, 0, x_280);
-lean_ctor_set(x_282, 1, x_251);
-lean_ctor_set_uint8(x_282, sizeof(void*)*2, x_243);
-x_283 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_283, 0, x_282);
-lean_ctor_set(x_283, 1, x_256);
-lean_ctor_set_uint8(x_283, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_284 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_284 = x_231;
-}
-lean_ctor_set(x_284, 0, x_258);
-lean_ctor_set(x_284, 1, x_283);
-if (lean_is_scalar(x_228)) {
- x_285 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_285 = x_228;
-}
-lean_ctor_set(x_285, 0, x_257);
-lean_ctor_set(x_285, 1, x_284);
-x_7 = x_13;
-x_8 = x_285;
-goto _start;
-}
-else
-{
-lean_object* x_287; lean_object* x_288; lean_object* x_289; 
-x_287 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_287, 0, x_280);
-lean_ctor_set(x_287, 1, x_256);
-lean_ctor_set_uint8(x_287, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_288 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_288 = x_231;
-}
-lean_ctor_set(x_288, 0, x_258);
-lean_ctor_set(x_288, 1, x_287);
-if (lean_is_scalar(x_228)) {
- x_289 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_289 = x_228;
-}
-lean_ctor_set(x_289, 0, x_257);
-lean_ctor_set(x_289, 1, x_288);
-x_7 = x_13;
-x_8 = x_289;
-goto _start;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_307; 
-x_307 = lean_ctor_get(x_11, 0);
-lean_inc(x_307);
-lean_dec(x_11);
-if (lean_obj_tag(x_307) == 0)
-{
-lean_object* x_308; lean_object* x_309; lean_object* x_310; lean_object* x_311; lean_object* x_312; lean_object* x_313; lean_object* x_314; 
-x_308 = lean_ctor_get(x_8, 0);
-lean_inc(x_308);
-lean_dec(x_8);
-x_309 = lean_ctor_get(x_15, 0);
-lean_inc(x_309);
-x_310 = lean_ctor_get(x_15, 1);
-lean_inc(x_310);
+x_238 = lean_ctor_get(x_15, 1);
+lean_inc(x_238);
 if (lean_is_exclusive(x_15)) {
  lean_ctor_release(x_15, 0);
  lean_ctor_release(x_15, 1);
- x_311 = x_15;
+ x_239 = x_15;
 } else {
  lean_dec_ref(x_15);
- x_311 = lean_box(0);
+ x_239 = lean_box(0);
 }
-x_312 = lean_ctor_get(x_307, 2);
-lean_inc(x_312);
-x_313 = lean_ctor_get(x_307, 3);
-lean_inc(x_313);
-lean_dec(x_307);
+x_240 = lean_ctor_get(x_17, 2);
+lean_inc(x_240);
+x_241 = lean_ctor_get(x_17, 3);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_17, 4);
+lean_inc(x_242);
+lean_dec(x_17);
+x_243 = l_Lean_Format_isNil(x_238);
 lean_inc(x_2);
-x_314 = l_Lean_MetavarContext_instantiateMVars(x_2, x_313);
-if (lean_obj_tag(x_309) == 0)
+x_244 = l_Lean_MetavarContext_instantiateMVars(x_2, x_241);
+x_245 = lean_ctor_get(x_244, 0);
+lean_inc(x_245);
+lean_dec(x_244);
+lean_inc(x_2);
+x_246 = l_Lean_MetavarContext_instantiateMVars(x_2, x_242);
+x_247 = lean_ctor_get(x_246, 0);
+lean_inc(x_247);
+lean_dec(x_246);
+x_248 = l_Lean_Name_toString___closed__1;
+x_249 = l_Lean_Name_toStringWithSep___main(x_248, x_240);
+x_250 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_250, 0, x_249);
+x_251 = 0;
+x_252 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
+x_253 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_253, 0, x_250);
+lean_ctor_set(x_253, 1, x_252);
+lean_ctor_set_uint8(x_253, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_254 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_245);
+x_255 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_255, 0, x_253);
+lean_ctor_set(x_255, 1, x_254);
+lean_ctor_set_uint8(x_255, sizeof(void*)*2, x_251);
+x_256 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
+x_257 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_257, 0, x_255);
+lean_ctor_set(x_257, 1, x_256);
+lean_ctor_set_uint8(x_257, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_258 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_247);
+x_259 = lean_box(1);
+x_260 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_260, 0, x_259);
+lean_ctor_set(x_260, 1, x_258);
+lean_ctor_set_uint8(x_260, sizeof(void*)*2, x_251);
+x_261 = lean_unsigned_to_nat(2u);
+x_262 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_262, 0, x_261);
+lean_ctor_set(x_262, 1, x_260);
+x_263 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_263, 0, x_257);
+lean_ctor_set(x_263, 1, x_262);
+lean_ctor_set_uint8(x_263, sizeof(void*)*2, x_251);
+x_264 = lean_format_group(x_263);
+x_265 = lean_box(0);
+x_266 = lean_box(0);
+if (x_243 == 0)
 {
-lean_object* x_315; lean_object* x_316; lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; 
-x_315 = lean_ctor_get(x_314, 0);
-lean_inc(x_315);
-if (lean_is_exclusive(x_314)) {
- lean_ctor_release(x_314, 0);
- lean_ctor_release(x_314, 1);
- x_316 = x_314;
-} else {
- lean_dec_ref(x_314);
- x_316 = lean_box(0);
-}
-x_317 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_317, 0, x_312);
-lean_ctor_set(x_317, 1, x_308);
-x_318 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_318, 0, x_315);
-if (lean_is_scalar(x_316)) {
- x_319 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_319 = x_316;
-}
-lean_ctor_set(x_319, 0, x_318);
-lean_ctor_set(x_319, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_320 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_320 = x_311;
-}
-lean_ctor_set(x_320, 0, x_317);
-lean_ctor_set(x_320, 1, x_319);
+lean_object* x_301; 
+x_301 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_301, 0, x_238);
+lean_ctor_set(x_301, 1, x_259);
+lean_ctor_set_uint8(x_301, sizeof(void*)*2, x_251);
+if (lean_obj_tag(x_235) == 0)
+{
+uint8_t x_302; 
+lean_dec(x_239);
+lean_dec(x_237);
+lean_dec(x_236);
+x_302 = l_Lean_Format_isNil(x_301);
+if (x_302 == 0)
+{
+lean_object* x_303; lean_object* x_304; lean_object* x_305; lean_object* x_306; 
+x_303 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_303, 0, x_301);
+lean_ctor_set(x_303, 1, x_259);
+lean_ctor_set_uint8(x_303, sizeof(void*)*2, x_251);
+x_304 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_304, 0, x_303);
+lean_ctor_set(x_304, 1, x_264);
+lean_ctor_set_uint8(x_304, sizeof(void*)*2, x_251);
+x_305 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_305, 0, x_266);
+lean_ctor_set(x_305, 1, x_304);
+x_306 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_306, 0, x_265);
+lean_ctor_set(x_306, 1, x_305);
 x_7 = x_13;
-x_8 = x_320;
+x_8 = x_306;
 goto _start;
 }
 else
 {
-lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; uint8_t x_326; 
-x_322 = lean_ctor_get(x_314, 0);
-lean_inc(x_322);
-if (lean_is_exclusive(x_314)) {
- lean_ctor_release(x_314, 0);
- lean_ctor_release(x_314, 1);
- x_323 = x_314;
-} else {
- lean_dec_ref(x_314);
- x_323 = lean_box(0);
+lean_object* x_308; lean_object* x_309; lean_object* x_310; 
+x_308 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_308, 0, x_301);
+lean_ctor_set(x_308, 1, x_264);
+lean_ctor_set_uint8(x_308, sizeof(void*)*2, x_251);
+x_309 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_309, 0, x_266);
+lean_ctor_set(x_309, 1, x_308);
+x_310 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_310, 0, x_265);
+lean_ctor_set(x_310, 1, x_309);
+x_7 = x_13;
+x_8 = x_310;
+goto _start;
 }
-x_324 = lean_ctor_get(x_309, 0);
-lean_inc(x_324);
-if (lean_is_exclusive(x_309)) {
- lean_ctor_release(x_309, 0);
- x_325 = x_309;
+}
+else
+{
+x_267 = x_301;
+goto block_300;
+}
+}
+else
+{
+if (lean_obj_tag(x_235) == 0)
+{
+lean_object* x_312; lean_object* x_313; lean_object* x_314; 
+lean_dec(x_239);
+lean_dec(x_237);
+lean_dec(x_236);
+x_312 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_312, 0, x_238);
+lean_ctor_set(x_312, 1, x_264);
+lean_ctor_set_uint8(x_312, sizeof(void*)*2, x_251);
+x_313 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_313, 0, x_266);
+lean_ctor_set(x_313, 1, x_312);
+x_314 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_314, 0, x_265);
+lean_ctor_set(x_314, 1, x_313);
+x_7 = x_13;
+x_8 = x_314;
+goto _start;
+}
+else
+{
+x_267 = x_238;
+goto block_300;
+}
+}
+block_300:
+{
+if (lean_obj_tag(x_237) == 0)
+{
+uint8_t x_268; 
+lean_dec(x_235);
+x_268 = l_Lean_Format_isNil(x_267);
+if (x_268 == 0)
+{
+lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; 
+x_269 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_269, 0, x_267);
+lean_ctor_set(x_269, 1, x_259);
+lean_ctor_set_uint8(x_269, sizeof(void*)*2, x_251);
+x_270 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_270, 0, x_269);
+lean_ctor_set(x_270, 1, x_264);
+lean_ctor_set_uint8(x_270, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_271 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_309);
+ x_271 = x_239;
+}
+lean_ctor_set(x_271, 0, x_266);
+lean_ctor_set(x_271, 1, x_270);
+if (lean_is_scalar(x_236)) {
+ x_272 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_272 = x_236;
+}
+lean_ctor_set(x_272, 0, x_265);
+lean_ctor_set(x_272, 1, x_271);
+x_7 = x_13;
+x_8 = x_272;
+goto _start;
+}
+else
+{
+lean_object* x_274; lean_object* x_275; lean_object* x_276; 
+x_274 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_274, 0, x_267);
+lean_ctor_set(x_274, 1, x_264);
+lean_ctor_set_uint8(x_274, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_275 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_275 = x_239;
+}
+lean_ctor_set(x_275, 0, x_266);
+lean_ctor_set(x_275, 1, x_274);
+if (lean_is_scalar(x_236)) {
+ x_276 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_276 = x_236;
+}
+lean_ctor_set(x_276, 0, x_265);
+lean_ctor_set(x_276, 1, x_275);
+x_7 = x_13;
+x_8 = x_276;
+goto _start;
+}
+}
+else
+{
+lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; uint8_t x_290; 
+x_278 = lean_ctor_get(x_237, 0);
+lean_inc(x_278);
+lean_dec(x_237);
+x_279 = l_List_reverse___rarg(x_235);
+x_280 = l_Lean_Format_flatten___main___closed__1;
+x_281 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_279, x_280);
+x_282 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_283 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_283, 0, x_281);
+lean_ctor_set(x_283, 1, x_282);
+lean_ctor_set_uint8(x_283, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_284 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_278);
+x_285 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_285, 0, x_259);
+lean_ctor_set(x_285, 1, x_284);
+lean_ctor_set_uint8(x_285, sizeof(void*)*2, x_251);
+x_286 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_286, 0, x_261);
+lean_ctor_set(x_286, 1, x_285);
+x_287 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_287, 0, x_283);
+lean_ctor_set(x_287, 1, x_286);
+lean_ctor_set_uint8(x_287, sizeof(void*)*2, x_251);
+x_288 = lean_format_group(x_287);
+x_289 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_289, 0, x_267);
+lean_ctor_set(x_289, 1, x_288);
+lean_ctor_set_uint8(x_289, sizeof(void*)*2, x_251);
+x_290 = l_Lean_Format_isNil(x_289);
+if (x_290 == 0)
+{
+lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; 
+x_291 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_291, 0, x_289);
+lean_ctor_set(x_291, 1, x_259);
+lean_ctor_set_uint8(x_291, sizeof(void*)*2, x_251);
+x_292 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_292, 0, x_291);
+lean_ctor_set(x_292, 1, x_264);
+lean_ctor_set_uint8(x_292, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_293 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_293 = x_239;
+}
+lean_ctor_set(x_293, 0, x_266);
+lean_ctor_set(x_293, 1, x_292);
+if (lean_is_scalar(x_236)) {
+ x_294 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_294 = x_236;
+}
+lean_ctor_set(x_294, 0, x_265);
+lean_ctor_set(x_294, 1, x_293);
+x_7 = x_13;
+x_8 = x_294;
+goto _start;
+}
+else
+{
+lean_object* x_296; lean_object* x_297; lean_object* x_298; 
+x_296 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_296, 0, x_289);
+lean_ctor_set(x_296, 1, x_264);
+lean_ctor_set_uint8(x_296, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_297 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_297 = x_239;
+}
+lean_ctor_set(x_297, 0, x_266);
+lean_ctor_set(x_297, 1, x_296);
+if (lean_is_scalar(x_236)) {
+ x_298 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_298 = x_236;
+}
+lean_ctor_set(x_298, 0, x_265);
+lean_ctor_set(x_298, 1, x_297);
+x_7 = x_13;
+x_8 = x_298;
+goto _start;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_316; 
+x_316 = lean_ctor_get(x_11, 0);
+lean_inc(x_316);
+lean_dec(x_11);
+if (lean_obj_tag(x_316) == 0)
+{
+lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; 
+x_317 = lean_ctor_get(x_8, 0);
+lean_inc(x_317);
+lean_dec(x_8);
+x_318 = lean_ctor_get(x_15, 0);
+lean_inc(x_318);
+x_319 = lean_ctor_get(x_15, 1);
+lean_inc(x_319);
+if (lean_is_exclusive(x_15)) {
+ lean_ctor_release(x_15, 0);
+ lean_ctor_release(x_15, 1);
+ x_320 = x_15;
+} else {
+ lean_dec_ref(x_15);
+ x_320 = lean_box(0);
+}
+x_321 = lean_ctor_get(x_316, 2);
+lean_inc(x_321);
+x_322 = lean_ctor_get(x_316, 3);
+lean_inc(x_322);
+lean_dec(x_316);
+lean_inc(x_2);
+x_323 = l_Lean_MetavarContext_instantiateMVars(x_2, x_322);
+if (lean_obj_tag(x_318) == 0)
+{
+lean_object* x_324; lean_object* x_325; lean_object* x_326; lean_object* x_327; lean_object* x_328; lean_object* x_329; 
+x_324 = lean_ctor_get(x_323, 0);
+lean_inc(x_324);
+if (lean_is_exclusive(x_323)) {
+ lean_ctor_release(x_323, 0);
+ lean_ctor_release(x_323, 1);
+ x_325 = x_323;
+} else {
+ lean_dec_ref(x_323);
  x_325 = lean_box(0);
 }
-x_326 = lean_expr_eqv(x_324, x_322);
-if (x_326 == 0)
-{
-uint8_t x_327; lean_object* x_328; lean_object* x_329; lean_object* x_330; 
-x_327 = l_Lean_Format_isNil(x_310);
-x_328 = lean_box(0);
-x_329 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_329, 0, x_312);
+x_326 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_326, 0, x_321);
+lean_ctor_set(x_326, 1, x_317);
+x_327 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_327, 0, x_324);
+if (lean_is_scalar(x_325)) {
+ x_328 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_328 = x_325;
+}
+lean_ctor_set(x_328, 0, x_327);
+lean_ctor_set(x_328, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_329 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_329 = x_320;
+}
+lean_ctor_set(x_329, 0, x_326);
 lean_ctor_set(x_329, 1, x_328);
-if (lean_is_scalar(x_325)) {
- x_330 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_330 = x_325;
-}
-lean_ctor_set(x_330, 0, x_322);
-if (x_327 == 0)
-{
-uint8_t x_331; lean_object* x_332; lean_object* x_333; 
-x_331 = 0;
-x_332 = lean_box(1);
-x_333 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_333, 0, x_310);
-lean_ctor_set(x_333, 1, x_332);
-lean_ctor_set_uint8(x_333, sizeof(void*)*2, x_331);
-if (lean_obj_tag(x_308) == 0)
-{
-lean_object* x_334; lean_object* x_335; 
-lean_dec(x_324);
-if (lean_is_scalar(x_323)) {
- x_334 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_334 = x_323;
-}
-lean_ctor_set(x_334, 0, x_330);
-lean_ctor_set(x_334, 1, x_333);
-if (lean_is_scalar(x_311)) {
- x_335 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_335 = x_311;
-}
-lean_ctor_set(x_335, 0, x_329);
-lean_ctor_set(x_335, 1, x_334);
 x_7 = x_13;
-x_8 = x_335;
+x_8 = x_329;
 goto _start;
 }
 else
 {
-lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; lean_object* x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; 
-x_337 = l_Lean_Format_flatten___main___closed__1;
-x_338 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_308, x_337);
-x_339 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_340 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_340, 0, x_338);
-lean_ctor_set(x_340, 1, x_339);
-lean_ctor_set_uint8(x_340, sizeof(void*)*2, x_331);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_341 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_324);
+lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; uint8_t x_335; 
+x_331 = lean_ctor_get(x_323, 0);
+lean_inc(x_331);
+if (lean_is_exclusive(x_323)) {
+ lean_ctor_release(x_323, 0);
+ lean_ctor_release(x_323, 1);
+ x_332 = x_323;
+} else {
+ lean_dec_ref(x_323);
+ x_332 = lean_box(0);
+}
+x_333 = lean_ctor_get(x_318, 0);
+lean_inc(x_333);
+if (lean_is_exclusive(x_318)) {
+ lean_ctor_release(x_318, 0);
+ x_334 = x_318;
+} else {
+ lean_dec_ref(x_318);
+ x_334 = lean_box(0);
+}
+x_335 = lean_expr_eqv(x_333, x_331);
+if (x_335 == 0)
+{
+uint8_t x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; 
+x_336 = l_Lean_Format_isNil(x_319);
+x_337 = lean_box(0);
+x_338 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_338, 0, x_321);
+lean_ctor_set(x_338, 1, x_337);
+if (lean_is_scalar(x_334)) {
+ x_339 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_339 = x_334;
+}
+lean_ctor_set(x_339, 0, x_331);
+if (x_336 == 0)
+{
+uint8_t x_340; lean_object* x_341; lean_object* x_342; 
+x_340 = 0;
+x_341 = lean_box(1);
 x_342 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_342, 0, x_332);
+lean_ctor_set(x_342, 0, x_319);
 lean_ctor_set(x_342, 1, x_341);
-lean_ctor_set_uint8(x_342, sizeof(void*)*2, x_331);
-x_343 = lean_unsigned_to_nat(2u);
-x_344 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_344, 0, x_343);
-lean_ctor_set(x_344, 1, x_342);
-x_345 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_345, 0, x_340);
-lean_ctor_set(x_345, 1, x_344);
-lean_ctor_set_uint8(x_345, sizeof(void*)*2, x_331);
-x_346 = lean_format_group(x_345);
-x_347 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_347, 0, x_333);
-lean_ctor_set(x_347, 1, x_346);
-lean_ctor_set_uint8(x_347, sizeof(void*)*2, x_331);
-if (lean_is_scalar(x_323)) {
- x_348 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_348 = x_323;
-}
-lean_ctor_set(x_348, 0, x_330);
-lean_ctor_set(x_348, 1, x_347);
-if (lean_is_scalar(x_311)) {
- x_349 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_349 = x_311;
-}
-lean_ctor_set(x_349, 0, x_329);
-lean_ctor_set(x_349, 1, x_348);
-x_7 = x_13;
-x_8 = x_349;
-goto _start;
-}
-}
-else
+lean_ctor_set_uint8(x_342, sizeof(void*)*2, x_340);
+if (lean_obj_tag(x_317) == 0)
 {
-if (lean_obj_tag(x_308) == 0)
-{
-lean_object* x_351; lean_object* x_352; 
-lean_dec(x_324);
-if (lean_is_scalar(x_323)) {
- x_351 = lean_alloc_ctor(0, 2, 0);
+lean_object* x_343; lean_object* x_344; 
+lean_dec(x_333);
+if (lean_is_scalar(x_332)) {
+ x_343 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_351 = x_323;
+ x_343 = x_332;
 }
-lean_ctor_set(x_351, 0, x_330);
-lean_ctor_set(x_351, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_352 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_343, 0, x_339);
+lean_ctor_set(x_343, 1, x_342);
+if (lean_is_scalar(x_320)) {
+ x_344 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_352 = x_311;
+ x_344 = x_320;
 }
-lean_ctor_set(x_352, 0, x_329);
-lean_ctor_set(x_352, 1, x_351);
+lean_ctor_set(x_344, 0, x_338);
+lean_ctor_set(x_344, 1, x_343);
 x_7 = x_13;
-x_8 = x_352;
+x_8 = x_344;
 goto _start;
 }
 else
 {
-lean_object* x_354; lean_object* x_355; uint8_t x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; 
-x_354 = l_Lean_Format_flatten___main___closed__1;
-x_355 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_308, x_354);
-x_356 = 0;
-x_357 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_358 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_358, 0, x_355);
-lean_ctor_set(x_358, 1, x_357);
-lean_ctor_set_uint8(x_358, sizeof(void*)*2, x_356);
-lean_inc(x_4);
+lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; lean_object* x_350; lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; 
+x_346 = l_List_reverse___rarg(x_317);
+x_347 = l_Lean_Format_flatten___main___closed__1;
+x_348 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_346, x_347);
+x_349 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_350 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_350, 0, x_348);
+lean_ctor_set(x_350, 1, x_349);
+lean_ctor_set_uint8(x_350, sizeof(void*)*2, x_340);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_359 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_324);
-x_360 = lean_box(1);
-x_361 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_361, 0, x_360);
-lean_ctor_set(x_361, 1, x_359);
-lean_ctor_set_uint8(x_361, sizeof(void*)*2, x_356);
-x_362 = lean_unsigned_to_nat(2u);
-x_363 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_363, 0, x_362);
-lean_ctor_set(x_363, 1, x_361);
-x_364 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_364, 0, x_358);
-lean_ctor_set(x_364, 1, x_363);
-lean_ctor_set_uint8(x_364, sizeof(void*)*2, x_356);
-x_365 = lean_format_group(x_364);
-x_366 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_366, 0, x_310);
-lean_ctor_set(x_366, 1, x_365);
-lean_ctor_set_uint8(x_366, sizeof(void*)*2, x_356);
-if (lean_is_scalar(x_323)) {
- x_367 = lean_alloc_ctor(0, 2, 0);
+x_351 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_333);
+x_352 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_352, 0, x_341);
+lean_ctor_set(x_352, 1, x_351);
+lean_ctor_set_uint8(x_352, sizeof(void*)*2, x_340);
+x_353 = lean_unsigned_to_nat(2u);
+x_354 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_354, 0, x_353);
+lean_ctor_set(x_354, 1, x_352);
+x_355 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_355, 0, x_350);
+lean_ctor_set(x_355, 1, x_354);
+lean_ctor_set_uint8(x_355, sizeof(void*)*2, x_340);
+x_356 = lean_format_group(x_355);
+x_357 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_357, 0, x_342);
+lean_ctor_set(x_357, 1, x_356);
+lean_ctor_set_uint8(x_357, sizeof(void*)*2, x_340);
+if (lean_is_scalar(x_332)) {
+ x_358 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_367 = x_323;
+ x_358 = x_332;
 }
-lean_ctor_set(x_367, 0, x_330);
-lean_ctor_set(x_367, 1, x_366);
-if (lean_is_scalar(x_311)) {
- x_368 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_358, 0, x_339);
+lean_ctor_set(x_358, 1, x_357);
+if (lean_is_scalar(x_320)) {
+ x_359 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_368 = x_311;
+ x_359 = x_320;
 }
-lean_ctor_set(x_368, 0, x_329);
-lean_ctor_set(x_368, 1, x_367);
+lean_ctor_set(x_359, 0, x_338);
+lean_ctor_set(x_359, 1, x_358);
 x_7 = x_13;
-x_8 = x_368;
+x_8 = x_359;
 goto _start;
 }
 }
-}
 else
 {
-lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; 
-lean_dec(x_324);
-x_370 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_370, 0, x_312);
-lean_ctor_set(x_370, 1, x_308);
-if (lean_is_scalar(x_325)) {
- x_371 = lean_alloc_ctor(1, 1, 0);
+if (lean_obj_tag(x_317) == 0)
+{
+lean_object* x_361; lean_object* x_362; 
+lean_dec(x_333);
+if (lean_is_scalar(x_332)) {
+ x_361 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_371 = x_325;
+ x_361 = x_332;
 }
-lean_ctor_set(x_371, 0, x_322);
-if (lean_is_scalar(x_323)) {
- x_372 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_361, 0, x_339);
+lean_ctor_set(x_361, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_362 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_372 = x_323;
+ x_362 = x_320;
 }
+lean_ctor_set(x_362, 0, x_338);
+lean_ctor_set(x_362, 1, x_361);
+x_7 = x_13;
+x_8 = x_362;
+goto _start;
+}
+else
+{
+lean_object* x_364; lean_object* x_365; lean_object* x_366; uint8_t x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; lean_object* x_374; lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; 
+x_364 = l_List_reverse___rarg(x_317);
+x_365 = l_Lean_Format_flatten___main___closed__1;
+x_366 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_364, x_365);
+x_367 = 0;
+x_368 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_369 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_369, 0, x_366);
+lean_ctor_set(x_369, 1, x_368);
+lean_ctor_set_uint8(x_369, sizeof(void*)*2, x_367);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_370 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_333);
+x_371 = lean_box(1);
+x_372 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_372, 0, x_371);
-lean_ctor_set(x_372, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_373 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_372, 1, x_370);
+lean_ctor_set_uint8(x_372, sizeof(void*)*2, x_367);
+x_373 = lean_unsigned_to_nat(2u);
+x_374 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_374, 0, x_373);
+lean_ctor_set(x_374, 1, x_372);
+x_375 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_375, 0, x_369);
+lean_ctor_set(x_375, 1, x_374);
+lean_ctor_set_uint8(x_375, sizeof(void*)*2, x_367);
+x_376 = lean_format_group(x_375);
+x_377 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_377, 0, x_319);
+lean_ctor_set(x_377, 1, x_376);
+lean_ctor_set_uint8(x_377, sizeof(void*)*2, x_367);
+if (lean_is_scalar(x_332)) {
+ x_378 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_373 = x_311;
+ x_378 = x_332;
 }
-lean_ctor_set(x_373, 0, x_370);
-lean_ctor_set(x_373, 1, x_372);
+lean_ctor_set(x_378, 0, x_339);
+lean_ctor_set(x_378, 1, x_377);
+if (lean_is_scalar(x_320)) {
+ x_379 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_379 = x_320;
+}
+lean_ctor_set(x_379, 0, x_338);
+lean_ctor_set(x_379, 1, x_378);
 x_7 = x_13;
-x_8 = x_373;
+x_8 = x_379;
 goto _start;
 }
 }
 }
 else
 {
-lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; uint8_t x_383; lean_object* x_384; lean_object* x_385; lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; uint8_t x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; 
-x_375 = lean_ctor_get(x_8, 0);
-lean_inc(x_375);
+lean_object* x_381; lean_object* x_382; lean_object* x_383; lean_object* x_384; 
+lean_dec(x_333);
+x_381 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_381, 0, x_321);
+lean_ctor_set(x_381, 1, x_317);
+if (lean_is_scalar(x_334)) {
+ x_382 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_382 = x_334;
+}
+lean_ctor_set(x_382, 0, x_331);
+if (lean_is_scalar(x_332)) {
+ x_383 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_383 = x_332;
+}
+lean_ctor_set(x_383, 0, x_382);
+lean_ctor_set(x_383, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_384 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_384 = x_320;
+}
+lean_ctor_set(x_384, 0, x_381);
+lean_ctor_set(x_384, 1, x_383);
+x_7 = x_13;
+x_8 = x_384;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; uint8_t x_394; lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; uint8_t x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+x_386 = lean_ctor_get(x_8, 0);
+lean_inc(x_386);
 if (lean_is_exclusive(x_8)) {
  lean_ctor_release(x_8, 0);
  lean_ctor_release(x_8, 1);
- x_376 = x_8;
+ x_387 = x_8;
 } else {
  lean_dec_ref(x_8);
- x_376 = lean_box(0);
+ x_387 = lean_box(0);
 }
-x_377 = lean_ctor_get(x_15, 0);
-lean_inc(x_377);
-x_378 = lean_ctor_get(x_15, 1);
-lean_inc(x_378);
+x_388 = lean_ctor_get(x_15, 0);
+lean_inc(x_388);
+x_389 = lean_ctor_get(x_15, 1);
+lean_inc(x_389);
 if (lean_is_exclusive(x_15)) {
  lean_ctor_release(x_15, 0);
  lean_ctor_release(x_15, 1);
- x_379 = x_15;
+ x_390 = x_15;
 } else {
  lean_dec_ref(x_15);
- x_379 = lean_box(0);
+ x_390 = lean_box(0);
 }
-x_380 = lean_ctor_get(x_307, 2);
-lean_inc(x_380);
-x_381 = lean_ctor_get(x_307, 3);
-lean_inc(x_381);
-x_382 = lean_ctor_get(x_307, 4);
-lean_inc(x_382);
-lean_dec(x_307);
-x_383 = l_Lean_Format_isNil(x_378);
+x_391 = lean_ctor_get(x_316, 2);
+lean_inc(x_391);
+x_392 = lean_ctor_get(x_316, 3);
+lean_inc(x_392);
+x_393 = lean_ctor_get(x_316, 4);
+lean_inc(x_393);
+lean_dec(x_316);
+x_394 = l_Lean_Format_isNil(x_389);
 lean_inc(x_2);
-x_384 = l_Lean_MetavarContext_instantiateMVars(x_2, x_381);
-x_385 = lean_ctor_get(x_384, 0);
-lean_inc(x_385);
-lean_dec(x_384);
+x_395 = l_Lean_MetavarContext_instantiateMVars(x_2, x_392);
+x_396 = lean_ctor_get(x_395, 0);
+lean_inc(x_396);
+lean_dec(x_395);
 lean_inc(x_2);
-x_386 = l_Lean_MetavarContext_instantiateMVars(x_2, x_382);
-x_387 = lean_ctor_get(x_386, 0);
-lean_inc(x_387);
+x_397 = l_Lean_MetavarContext_instantiateMVars(x_2, x_393);
+x_398 = lean_ctor_get(x_397, 0);
+lean_inc(x_398);
+lean_dec(x_397);
+x_399 = l_Lean_Name_toString___closed__1;
+x_400 = l_Lean_Name_toStringWithSep___main(x_399, x_391);
+x_401 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_401, 0, x_400);
+x_402 = 0;
+x_403 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
+x_404 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_404, 0, x_401);
+lean_ctor_set(x_404, 1, x_403);
+lean_ctor_set_uint8(x_404, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_405 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_396);
+x_406 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_406, 0, x_404);
+lean_ctor_set(x_406, 1, x_405);
+lean_ctor_set_uint8(x_406, sizeof(void*)*2, x_402);
+x_407 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
+x_408 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_408, 0, x_406);
+lean_ctor_set(x_408, 1, x_407);
+lean_ctor_set_uint8(x_408, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_409 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_398);
+x_410 = lean_box(1);
+x_411 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_411, 0, x_410);
+lean_ctor_set(x_411, 1, x_409);
+lean_ctor_set_uint8(x_411, sizeof(void*)*2, x_402);
+x_412 = lean_unsigned_to_nat(2u);
+x_413 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_413, 0, x_412);
+lean_ctor_set(x_413, 1, x_411);
+x_414 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_414, 0, x_408);
+lean_ctor_set(x_414, 1, x_413);
+lean_ctor_set_uint8(x_414, sizeof(void*)*2, x_402);
+x_415 = lean_format_group(x_414);
+x_416 = lean_box(0);
+x_417 = lean_box(0);
+if (x_394 == 0)
+{
+lean_object* x_452; 
+x_452 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_452, 0, x_389);
+lean_ctor_set(x_452, 1, x_410);
+lean_ctor_set_uint8(x_452, sizeof(void*)*2, x_402);
+if (lean_obj_tag(x_386) == 0)
+{
+uint8_t x_453; 
+lean_dec(x_390);
+lean_dec(x_388);
+lean_dec(x_387);
+x_453 = l_Lean_Format_isNil(x_452);
+if (x_453 == 0)
+{
+lean_object* x_454; lean_object* x_455; lean_object* x_456; lean_object* x_457; 
+x_454 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_454, 0, x_452);
+lean_ctor_set(x_454, 1, x_410);
+lean_ctor_set_uint8(x_454, sizeof(void*)*2, x_402);
+x_455 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_455, 0, x_454);
+lean_ctor_set(x_455, 1, x_415);
+lean_ctor_set_uint8(x_455, sizeof(void*)*2, x_402);
+x_456 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_456, 0, x_417);
+lean_ctor_set(x_456, 1, x_455);
+x_457 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_457, 0, x_416);
+lean_ctor_set(x_457, 1, x_456);
+x_7 = x_13;
+x_8 = x_457;
+goto _start;
+}
+else
+{
+lean_object* x_459; lean_object* x_460; lean_object* x_461; 
+x_459 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_459, 0, x_452);
+lean_ctor_set(x_459, 1, x_415);
+lean_ctor_set_uint8(x_459, sizeof(void*)*2, x_402);
+x_460 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_460, 0, x_417);
+lean_ctor_set(x_460, 1, x_459);
+x_461 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_461, 0, x_416);
+lean_ctor_set(x_461, 1, x_460);
+x_7 = x_13;
+x_8 = x_461;
+goto _start;
+}
+}
+else
+{
+x_418 = x_452;
+goto block_451;
+}
+}
+else
+{
+if (lean_obj_tag(x_386) == 0)
+{
+lean_object* x_463; lean_object* x_464; lean_object* x_465; 
+lean_dec(x_390);
+lean_dec(x_388);
+lean_dec(x_387);
+x_463 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_463, 0, x_389);
+lean_ctor_set(x_463, 1, x_415);
+lean_ctor_set_uint8(x_463, sizeof(void*)*2, x_402);
+x_464 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_464, 0, x_417);
+lean_ctor_set(x_464, 1, x_463);
+x_465 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_465, 0, x_416);
+lean_ctor_set(x_465, 1, x_464);
+x_7 = x_13;
+x_8 = x_465;
+goto _start;
+}
+else
+{
+x_418 = x_389;
+goto block_451;
+}
+}
+block_451:
+{
+if (lean_obj_tag(x_388) == 0)
+{
+uint8_t x_419; 
 lean_dec(x_386);
-x_388 = l_Lean_Name_toString___closed__1;
-x_389 = l_Lean_Name_toStringWithSep___main(x_388, x_380);
-x_390 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_390, 0, x_389);
-x_391 = 0;
-x_392 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
-x_393 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_393, 0, x_390);
-lean_ctor_set(x_393, 1, x_392);
-lean_ctor_set_uint8(x_393, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_394 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_385);
-x_395 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_395, 0, x_393);
-lean_ctor_set(x_395, 1, x_394);
-lean_ctor_set_uint8(x_395, sizeof(void*)*2, x_391);
-x_396 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
-x_397 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_397, 0, x_395);
-lean_ctor_set(x_397, 1, x_396);
-lean_ctor_set_uint8(x_397, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_398 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_387);
-x_399 = lean_box(1);
-x_400 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_400, 0, x_399);
-lean_ctor_set(x_400, 1, x_398);
-lean_ctor_set_uint8(x_400, sizeof(void*)*2, x_391);
-x_401 = lean_unsigned_to_nat(2u);
-x_402 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_402, 0, x_401);
-lean_ctor_set(x_402, 1, x_400);
-x_403 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_403, 0, x_397);
-lean_ctor_set(x_403, 1, x_402);
-lean_ctor_set_uint8(x_403, sizeof(void*)*2, x_391);
-x_404 = lean_format_group(x_403);
-x_405 = lean_box(0);
-x_406 = lean_box(0);
-if (x_383 == 0)
+x_419 = l_Lean_Format_isNil(x_418);
+if (x_419 == 0)
 {
-lean_object* x_440; 
+lean_object* x_420; lean_object* x_421; lean_object* x_422; lean_object* x_423; 
+x_420 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_420, 0, x_418);
+lean_ctor_set(x_420, 1, x_410);
+lean_ctor_set_uint8(x_420, sizeof(void*)*2, x_402);
+x_421 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_421, 0, x_420);
+lean_ctor_set(x_421, 1, x_415);
+lean_ctor_set_uint8(x_421, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_422 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_422 = x_390;
+}
+lean_ctor_set(x_422, 0, x_417);
+lean_ctor_set(x_422, 1, x_421);
+if (lean_is_scalar(x_387)) {
+ x_423 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_423 = x_387;
+}
+lean_ctor_set(x_423, 0, x_416);
+lean_ctor_set(x_423, 1, x_422);
+x_7 = x_13;
+x_8 = x_423;
+goto _start;
+}
+else
+{
+lean_object* x_425; lean_object* x_426; lean_object* x_427; 
+x_425 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_425, 0, x_418);
+lean_ctor_set(x_425, 1, x_415);
+lean_ctor_set_uint8(x_425, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_426 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_426 = x_390;
+}
+lean_ctor_set(x_426, 0, x_417);
+lean_ctor_set(x_426, 1, x_425);
+if (lean_is_scalar(x_387)) {
+ x_427 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_427 = x_387;
+}
+lean_ctor_set(x_427, 0, x_416);
+lean_ctor_set(x_427, 1, x_426);
+x_7 = x_13;
+x_8 = x_427;
+goto _start;
+}
+}
+else
+{
+lean_object* x_429; lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; lean_object* x_434; lean_object* x_435; lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_440; uint8_t x_441; 
+x_429 = lean_ctor_get(x_388, 0);
+lean_inc(x_429);
+lean_dec(x_388);
+x_430 = l_List_reverse___rarg(x_386);
+x_431 = l_Lean_Format_flatten___main___closed__1;
+x_432 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_430, x_431);
+x_433 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_434 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_434, 0, x_432);
+lean_ctor_set(x_434, 1, x_433);
+lean_ctor_set_uint8(x_434, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_435 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_429);
+x_436 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_436, 0, x_410);
+lean_ctor_set(x_436, 1, x_435);
+lean_ctor_set_uint8(x_436, sizeof(void*)*2, x_402);
+x_437 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_437, 0, x_412);
+lean_ctor_set(x_437, 1, x_436);
+x_438 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_438, 0, x_434);
+lean_ctor_set(x_438, 1, x_437);
+lean_ctor_set_uint8(x_438, sizeof(void*)*2, x_402);
+x_439 = lean_format_group(x_438);
 x_440 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_440, 0, x_378);
-lean_ctor_set(x_440, 1, x_399);
-lean_ctor_set_uint8(x_440, sizeof(void*)*2, x_391);
-if (lean_obj_tag(x_375) == 0)
-{
-uint8_t x_441; 
-lean_dec(x_379);
-lean_dec(x_377);
-lean_dec(x_376);
+lean_ctor_set(x_440, 0, x_418);
+lean_ctor_set(x_440, 1, x_439);
+lean_ctor_set_uint8(x_440, sizeof(void*)*2, x_402);
 x_441 = l_Lean_Format_isNil(x_440);
 if (x_441 == 0)
 {
 lean_object* x_442; lean_object* x_443; lean_object* x_444; lean_object* x_445; 
 x_442 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_442, 0, x_440);
-lean_ctor_set(x_442, 1, x_399);
-lean_ctor_set_uint8(x_442, sizeof(void*)*2, x_391);
+lean_ctor_set(x_442, 1, x_410);
+lean_ctor_set_uint8(x_442, sizeof(void*)*2, x_402);
 x_443 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_443, 0, x_442);
-lean_ctor_set(x_443, 1, x_404);
-lean_ctor_set_uint8(x_443, sizeof(void*)*2, x_391);
-x_444 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_444, 0, x_406);
+lean_ctor_set(x_443, 1, x_415);
+lean_ctor_set_uint8(x_443, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_444 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_444 = x_390;
+}
+lean_ctor_set(x_444, 0, x_417);
 lean_ctor_set(x_444, 1, x_443);
-x_445 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_445, 0, x_405);
+if (lean_is_scalar(x_387)) {
+ x_445 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_445 = x_387;
+}
+lean_ctor_set(x_445, 0, x_416);
 lean_ctor_set(x_445, 1, x_444);
 x_7 = x_13;
 x_8 = x_445;
@@ -1804,205 +1995,27 @@ else
 lean_object* x_447; lean_object* x_448; lean_object* x_449; 
 x_447 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_447, 0, x_440);
-lean_ctor_set(x_447, 1, x_404);
-lean_ctor_set_uint8(x_447, sizeof(void*)*2, x_391);
-x_448 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_448, 0, x_406);
+lean_ctor_set(x_447, 1, x_415);
+lean_ctor_set_uint8(x_447, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_448 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_448 = x_390;
+}
+lean_ctor_set(x_448, 0, x_417);
 lean_ctor_set(x_448, 1, x_447);
-x_449 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_449, 0, x_405);
+if (lean_is_scalar(x_387)) {
+ x_449 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_449 = x_387;
+}
+lean_ctor_set(x_449, 0, x_416);
 lean_ctor_set(x_449, 1, x_448);
 x_7 = x_13;
 x_8 = x_449;
 goto _start;
 }
 }
-else
-{
-x_407 = x_440;
-goto block_439;
-}
-}
-else
-{
-if (lean_obj_tag(x_375) == 0)
-{
-lean_object* x_451; lean_object* x_452; lean_object* x_453; 
-lean_dec(x_379);
-lean_dec(x_377);
-lean_dec(x_376);
-x_451 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_451, 0, x_378);
-lean_ctor_set(x_451, 1, x_404);
-lean_ctor_set_uint8(x_451, sizeof(void*)*2, x_391);
-x_452 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_452, 0, x_406);
-lean_ctor_set(x_452, 1, x_451);
-x_453 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_453, 0, x_405);
-lean_ctor_set(x_453, 1, x_452);
-x_7 = x_13;
-x_8 = x_453;
-goto _start;
-}
-else
-{
-x_407 = x_378;
-goto block_439;
-}
-}
-block_439:
-{
-if (lean_obj_tag(x_377) == 0)
-{
-uint8_t x_408; 
-lean_dec(x_375);
-x_408 = l_Lean_Format_isNil(x_407);
-if (x_408 == 0)
-{
-lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; 
-x_409 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_409, 0, x_407);
-lean_ctor_set(x_409, 1, x_399);
-lean_ctor_set_uint8(x_409, sizeof(void*)*2, x_391);
-x_410 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_410, 0, x_409);
-lean_ctor_set(x_410, 1, x_404);
-lean_ctor_set_uint8(x_410, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_411 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_411 = x_379;
-}
-lean_ctor_set(x_411, 0, x_406);
-lean_ctor_set(x_411, 1, x_410);
-if (lean_is_scalar(x_376)) {
- x_412 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_412 = x_376;
-}
-lean_ctor_set(x_412, 0, x_405);
-lean_ctor_set(x_412, 1, x_411);
-x_7 = x_13;
-x_8 = x_412;
-goto _start;
-}
-else
-{
-lean_object* x_414; lean_object* x_415; lean_object* x_416; 
-x_414 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_414, 0, x_407);
-lean_ctor_set(x_414, 1, x_404);
-lean_ctor_set_uint8(x_414, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_415 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_415 = x_379;
-}
-lean_ctor_set(x_415, 0, x_406);
-lean_ctor_set(x_415, 1, x_414);
-if (lean_is_scalar(x_376)) {
- x_416 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_416 = x_376;
-}
-lean_ctor_set(x_416, 0, x_405);
-lean_ctor_set(x_416, 1, x_415);
-x_7 = x_13;
-x_8 = x_416;
-goto _start;
-}
-}
-else
-{
-lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; lean_object* x_422; lean_object* x_423; lean_object* x_424; lean_object* x_425; lean_object* x_426; lean_object* x_427; lean_object* x_428; uint8_t x_429; 
-x_418 = lean_ctor_get(x_377, 0);
-lean_inc(x_418);
-lean_dec(x_377);
-x_419 = l_Lean_Format_flatten___main___closed__1;
-x_420 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_375, x_419);
-x_421 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_422 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_422, 0, x_420);
-lean_ctor_set(x_422, 1, x_421);
-lean_ctor_set_uint8(x_422, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_423 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_418);
-x_424 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_424, 0, x_399);
-lean_ctor_set(x_424, 1, x_423);
-lean_ctor_set_uint8(x_424, sizeof(void*)*2, x_391);
-x_425 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_425, 0, x_401);
-lean_ctor_set(x_425, 1, x_424);
-x_426 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_426, 0, x_422);
-lean_ctor_set(x_426, 1, x_425);
-lean_ctor_set_uint8(x_426, sizeof(void*)*2, x_391);
-x_427 = lean_format_group(x_426);
-x_428 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_428, 0, x_407);
-lean_ctor_set(x_428, 1, x_427);
-lean_ctor_set_uint8(x_428, sizeof(void*)*2, x_391);
-x_429 = l_Lean_Format_isNil(x_428);
-if (x_429 == 0)
-{
-lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; 
-x_430 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_430, 0, x_428);
-lean_ctor_set(x_430, 1, x_399);
-lean_ctor_set_uint8(x_430, sizeof(void*)*2, x_391);
-x_431 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_431, 0, x_430);
-lean_ctor_set(x_431, 1, x_404);
-lean_ctor_set_uint8(x_431, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_432 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_432 = x_379;
-}
-lean_ctor_set(x_432, 0, x_406);
-lean_ctor_set(x_432, 1, x_431);
-if (lean_is_scalar(x_376)) {
- x_433 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_433 = x_376;
-}
-lean_ctor_set(x_433, 0, x_405);
-lean_ctor_set(x_433, 1, x_432);
-x_7 = x_13;
-x_8 = x_433;
-goto _start;
-}
-else
-{
-lean_object* x_435; lean_object* x_436; lean_object* x_437; 
-x_435 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_435, 0, x_428);
-lean_ctor_set(x_435, 1, x_404);
-lean_ctor_set_uint8(x_435, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_436 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_436 = x_379;
-}
-lean_ctor_set(x_436, 0, x_406);
-lean_ctor_set(x_436, 1, x_435);
-if (lean_is_scalar(x_376)) {
- x_437 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_437 = x_376;
-}
-lean_ctor_set(x_437, 0, x_405);
-lean_ctor_set(x_437, 1, x_436);
-x_7 = x_13;
-x_8 = x_437;
-goto _start;
-}
-}
 }
 }
 }
@@ -2178,37 +2191,38 @@ goto _start;
 }
 else
 {
-lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; 
-x_47 = l_Lean_Format_flatten___main___closed__1;
-x_48 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_47);
-x_49 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_50 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_50, 0, x_48);
-lean_ctor_set(x_50, 1, x_49);
-lean_ctor_set_uint8(x_50, sizeof(void*)*2, x_43);
-lean_inc(x_4);
+lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; 
+x_47 = l_List_reverse___rarg(x_18);
+x_48 = l_Lean_Format_flatten___main___closed__1;
+x_49 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_47, x_48);
+x_50 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_51 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_51, 0, x_49);
+lean_ctor_set(x_51, 1, x_50);
+lean_ctor_set_uint8(x_51, sizeof(void*)*2, x_43);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_51 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_38);
-x_52 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_52, 0, x_44);
-lean_ctor_set(x_52, 1, x_51);
-lean_ctor_set_uint8(x_52, sizeof(void*)*2, x_43);
-x_53 = lean_unsigned_to_nat(2u);
-x_54 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_54, 0, x_53);
-lean_ctor_set(x_54, 1, x_52);
-x_55 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_55, 0, x_50);
-lean_ctor_set(x_55, 1, x_54);
-lean_ctor_set_uint8(x_55, sizeof(void*)*2, x_43);
-x_56 = lean_format_group(x_55);
-x_57 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_57, 0, x_45);
-lean_ctor_set(x_57, 1, x_56);
-lean_ctor_set_uint8(x_57, sizeof(void*)*2, x_43);
-lean_ctor_set(x_24, 1, x_57);
+x_52 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_38);
+x_53 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_53, 0, x_44);
+lean_ctor_set(x_53, 1, x_52);
+lean_ctor_set_uint8(x_53, sizeof(void*)*2, x_43);
+x_54 = lean_unsigned_to_nat(2u);
+x_55 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_55, 0, x_54);
+lean_ctor_set(x_55, 1, x_53);
+x_56 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+lean_ctor_set_uint8(x_56, sizeof(void*)*2, x_43);
+x_57 = lean_format_group(x_56);
+x_58 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_58, 0, x_45);
+lean_ctor_set(x_58, 1, x_57);
+lean_ctor_set_uint8(x_58, sizeof(void*)*2, x_43);
+lean_ctor_set(x_24, 1, x_58);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
 lean_ctor_set(x_15, 0, x_42);
@@ -2232,39 +2246,40 @@ goto _start;
 }
 else
 {
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; 
-x_60 = l_Lean_Format_flatten___main___closed__1;
-x_61 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_60);
-x_62 = 0;
-x_63 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_64 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_64, 0, x_61);
-lean_ctor_set(x_64, 1, x_63);
-lean_ctor_set_uint8(x_64, sizeof(void*)*2, x_62);
-lean_inc(x_4);
+lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; 
+x_61 = l_List_reverse___rarg(x_18);
+x_62 = l_Lean_Format_flatten___main___closed__1;
+x_63 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_61, x_62);
+x_64 = 0;
+x_65 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_66 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_66, 0, x_63);
+lean_ctor_set(x_66, 1, x_65);
+lean_ctor_set_uint8(x_66, sizeof(void*)*2, x_64);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_65 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_38);
-x_66 = lean_box(1);
-x_67 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_67, 0, x_66);
-lean_ctor_set(x_67, 1, x_65);
-lean_ctor_set_uint8(x_67, sizeof(void*)*2, x_62);
-x_68 = lean_unsigned_to_nat(2u);
-x_69 = lean_alloc_ctor(3, 2, 0);
+x_67 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_38);
+x_68 = lean_box(1);
+x_69 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_69, 0, x_68);
 lean_ctor_set(x_69, 1, x_67);
-x_70 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_70, 0, x_64);
-lean_ctor_set(x_70, 1, x_69);
-lean_ctor_set_uint8(x_70, sizeof(void*)*2, x_62);
-x_71 = lean_format_group(x_70);
+lean_ctor_set_uint8(x_69, sizeof(void*)*2, x_64);
+x_70 = lean_unsigned_to_nat(2u);
+x_71 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_71, 0, x_70);
+lean_ctor_set(x_71, 1, x_69);
 x_72 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_72, 0, x_21);
+lean_ctor_set(x_72, 0, x_66);
 lean_ctor_set(x_72, 1, x_71);
-lean_ctor_set_uint8(x_72, sizeof(void*)*2, x_62);
-lean_ctor_set(x_24, 1, x_72);
+lean_ctor_set_uint8(x_72, sizeof(void*)*2, x_64);
+x_73 = lean_format_group(x_72);
+x_74 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_74, 0, x_21);
+lean_ctor_set(x_74, 1, x_73);
+lean_ctor_set_uint8(x_74, sizeof(void*)*2, x_64);
+lean_ctor_set(x_24, 1, x_74);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
 lean_ctor_set(x_15, 0, x_42);
@@ -2276,16 +2291,16 @@ goto _start;
 }
 else
 {
-lean_object* x_74; 
+lean_object* x_76; 
 lean_dec(x_38);
-x_74 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_74, 0, x_22);
-lean_ctor_set(x_74, 1, x_18);
+x_76 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_76, 0, x_22);
+lean_ctor_set(x_76, 1, x_18);
 lean_ctor_set(x_20, 0, x_35);
 lean_ctor_set(x_24, 1, x_21);
 lean_ctor_set(x_24, 0, x_20);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_74);
+lean_ctor_set(x_15, 0, x_76);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -2293,77 +2308,78 @@ goto _start;
 }
 else
 {
-lean_object* x_76; uint8_t x_77; 
-x_76 = lean_ctor_get(x_20, 0);
-lean_inc(x_76);
+lean_object* x_78; uint8_t x_79; 
+x_78 = lean_ctor_get(x_20, 0);
+lean_inc(x_78);
 lean_dec(x_20);
-x_77 = lean_expr_eqv(x_76, x_35);
-if (x_77 == 0)
+x_79 = lean_expr_eqv(x_78, x_35);
+if (x_79 == 0)
 {
-uint8_t x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-x_78 = l_Lean_Format_isNil(x_21);
-x_79 = lean_box(0);
-x_80 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_80, 0, x_22);
-lean_ctor_set(x_80, 1, x_79);
-x_81 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_81, 0, x_35);
-if (x_78 == 0)
+uint8_t x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+x_80 = l_Lean_Format_isNil(x_21);
+x_81 = lean_box(0);
+x_82 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_82, 0, x_22);
+lean_ctor_set(x_82, 1, x_81);
+x_83 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_83, 0, x_35);
+if (x_80 == 0)
 {
-uint8_t x_82; lean_object* x_83; lean_object* x_84; 
-x_82 = 0;
-x_83 = lean_box(1);
-x_84 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_84, 0, x_21);
-lean_ctor_set(x_84, 1, x_83);
-lean_ctor_set_uint8(x_84, sizeof(void*)*2, x_82);
+uint8_t x_84; lean_object* x_85; lean_object* x_86; 
+x_84 = 0;
+x_85 = lean_box(1);
+x_86 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_86, 0, x_21);
+lean_ctor_set(x_86, 1, x_85);
+lean_ctor_set_uint8(x_86, sizeof(void*)*2, x_84);
 if (lean_obj_tag(x_18) == 0)
 {
-lean_dec(x_76);
-lean_ctor_set(x_24, 1, x_84);
-lean_ctor_set(x_24, 0, x_81);
+lean_dec(x_78);
+lean_ctor_set(x_24, 1, x_86);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
 }
 else
 {
-lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; 
-x_86 = l_Lean_Format_flatten___main___closed__1;
-x_87 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_86);
-x_88 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_89 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_89, 0, x_87);
-lean_ctor_set(x_89, 1, x_88);
-lean_ctor_set_uint8(x_89, sizeof(void*)*2, x_82);
-lean_inc(x_4);
+lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; 
+x_88 = l_List_reverse___rarg(x_18);
+x_89 = l_Lean_Format_flatten___main___closed__1;
+x_90 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_88, x_89);
+x_91 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_92 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_92, 0, x_90);
+lean_ctor_set(x_92, 1, x_91);
+lean_ctor_set_uint8(x_92, sizeof(void*)*2, x_84);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_90 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_76);
-x_91 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_91, 0, x_83);
-lean_ctor_set(x_91, 1, x_90);
-lean_ctor_set_uint8(x_91, sizeof(void*)*2, x_82);
-x_92 = lean_unsigned_to_nat(2u);
-x_93 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_93, 0, x_92);
-lean_ctor_set(x_93, 1, x_91);
+x_93 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_78);
 x_94 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_94, 0, x_89);
+lean_ctor_set(x_94, 0, x_85);
 lean_ctor_set(x_94, 1, x_93);
-lean_ctor_set_uint8(x_94, sizeof(void*)*2, x_82);
-x_95 = lean_format_group(x_94);
-x_96 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_96, 0, x_84);
-lean_ctor_set(x_96, 1, x_95);
-lean_ctor_set_uint8(x_96, sizeof(void*)*2, x_82);
-lean_ctor_set(x_24, 1, x_96);
-lean_ctor_set(x_24, 0, x_81);
+lean_ctor_set_uint8(x_94, sizeof(void*)*2, x_84);
+x_95 = lean_unsigned_to_nat(2u);
+x_96 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_96, 0, x_95);
+lean_ctor_set(x_96, 1, x_94);
+x_97 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_97, 0, x_92);
+lean_ctor_set(x_97, 1, x_96);
+lean_ctor_set_uint8(x_97, sizeof(void*)*2, x_84);
+x_98 = lean_format_group(x_97);
+x_99 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_99, 0, x_86);
+lean_ctor_set(x_99, 1, x_98);
+lean_ctor_set_uint8(x_99, sizeof(void*)*2, x_84);
+lean_ctor_set(x_24, 1, x_99);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -2373,53 +2389,54 @@ else
 {
 if (lean_obj_tag(x_18) == 0)
 {
-lean_dec(x_76);
+lean_dec(x_78);
 lean_ctor_set(x_24, 1, x_21);
-lean_ctor_set(x_24, 0, x_81);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
 }
 else
 {
-lean_object* x_99; lean_object* x_100; uint8_t x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; 
-x_99 = l_Lean_Format_flatten___main___closed__1;
-x_100 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_99);
-x_101 = 0;
-x_102 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_103 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_103, 0, x_100);
-lean_ctor_set(x_103, 1, x_102);
-lean_ctor_set_uint8(x_103, sizeof(void*)*2, x_101);
-lean_inc(x_4);
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
+x_102 = l_List_reverse___rarg(x_18);
+x_103 = l_Lean_Format_flatten___main___closed__1;
+x_104 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_102, x_103);
+x_105 = 0;
+x_106 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_107 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_107, 0, x_104);
+lean_ctor_set(x_107, 1, x_106);
+lean_ctor_set_uint8(x_107, sizeof(void*)*2, x_105);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_104 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_76);
-x_105 = lean_box(1);
-x_106 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_106, 0, x_105);
-lean_ctor_set(x_106, 1, x_104);
-lean_ctor_set_uint8(x_106, sizeof(void*)*2, x_101);
-x_107 = lean_unsigned_to_nat(2u);
-x_108 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_106);
-x_109 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_109, 0, x_103);
-lean_ctor_set(x_109, 1, x_108);
-lean_ctor_set_uint8(x_109, sizeof(void*)*2, x_101);
-x_110 = lean_format_group(x_109);
-x_111 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_111, 0, x_21);
-lean_ctor_set(x_111, 1, x_110);
-lean_ctor_set_uint8(x_111, sizeof(void*)*2, x_101);
-lean_ctor_set(x_24, 1, x_111);
-lean_ctor_set(x_24, 0, x_81);
+x_108 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_78);
+x_109 = lean_box(1);
+x_110 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_110, 0, x_109);
+lean_ctor_set(x_110, 1, x_108);
+lean_ctor_set_uint8(x_110, sizeof(void*)*2, x_105);
+x_111 = lean_unsigned_to_nat(2u);
+x_112 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_112, 0, x_111);
+lean_ctor_set(x_112, 1, x_110);
+x_113 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_113, 0, x_107);
+lean_ctor_set(x_113, 1, x_112);
+lean_ctor_set_uint8(x_113, sizeof(void*)*2, x_105);
+x_114 = lean_format_group(x_113);
+x_115 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_115, 0, x_21);
+lean_ctor_set(x_115, 1, x_114);
+lean_ctor_set_uint8(x_115, sizeof(void*)*2, x_105);
+lean_ctor_set(x_24, 1, x_115);
+lean_ctor_set(x_24, 0, x_83);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_80);
+lean_ctor_set(x_15, 0, x_82);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -2428,17 +2445,17 @@ goto _start;
 }
 else
 {
-lean_object* x_113; lean_object* x_114; 
-lean_dec(x_76);
-x_113 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_113, 0, x_22);
-lean_ctor_set(x_113, 1, x_18);
-x_114 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_114, 0, x_35);
+lean_object* x_117; lean_object* x_118; 
+lean_dec(x_78);
+x_117 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_117, 0, x_22);
+lean_ctor_set(x_117, 1, x_18);
+x_118 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_118, 0, x_35);
 lean_ctor_set(x_24, 1, x_21);
-lean_ctor_set(x_24, 0, x_114);
+lean_ctor_set(x_24, 0, x_118);
 lean_ctor_set(x_15, 1, x_24);
-lean_ctor_set(x_15, 0, x_113);
+lean_ctor_set(x_15, 0, x_117);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -2447,176 +2464,178 @@ goto _start;
 }
 else
 {
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-x_116 = lean_ctor_get(x_24, 0);
-lean_inc(x_116);
+lean_object* x_120; lean_object* x_121; lean_object* x_122; uint8_t x_123; 
+x_120 = lean_ctor_get(x_24, 0);
+lean_inc(x_120);
 lean_dec(x_24);
-x_117 = lean_ctor_get(x_20, 0);
-lean_inc(x_117);
+x_121 = lean_ctor_get(x_20, 0);
+lean_inc(x_121);
 if (lean_is_exclusive(x_20)) {
  lean_ctor_release(x_20, 0);
- x_118 = x_20;
+ x_122 = x_20;
 } else {
  lean_dec_ref(x_20);
- x_118 = lean_box(0);
+ x_122 = lean_box(0);
 }
-x_119 = lean_expr_eqv(x_117, x_116);
-if (x_119 == 0)
+x_123 = lean_expr_eqv(x_121, x_120);
+if (x_123 == 0)
 {
-uint8_t x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; 
-x_120 = l_Lean_Format_isNil(x_21);
-x_121 = lean_box(0);
-x_122 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_122, 0, x_22);
-lean_ctor_set(x_122, 1, x_121);
-if (lean_is_scalar(x_118)) {
- x_123 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_123 = x_118;
-}
-lean_ctor_set(x_123, 0, x_116);
-if (x_120 == 0)
-{
-uint8_t x_124; lean_object* x_125; lean_object* x_126; 
-x_124 = 0;
-x_125 = lean_box(1);
-x_126 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_126, 0, x_21);
+uint8_t x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+x_124 = l_Lean_Format_isNil(x_21);
+x_125 = lean_box(0);
+x_126 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_126, 0, x_22);
 lean_ctor_set(x_126, 1, x_125);
-lean_ctor_set_uint8(x_126, sizeof(void*)*2, x_124);
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_127; 
-lean_dec(x_117);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_123);
-lean_ctor_set(x_127, 1, x_126);
-lean_ctor_set(x_15, 1, x_127);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; 
-x_129 = l_Lean_Format_flatten___main___closed__1;
-x_130 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_129);
-x_131 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_132 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_132, 0, x_130);
-lean_ctor_set(x_132, 1, x_131);
-lean_ctor_set_uint8(x_132, sizeof(void*)*2, x_124);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_133 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_117);
-x_134 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_134, 0, x_125);
-lean_ctor_set(x_134, 1, x_133);
-lean_ctor_set_uint8(x_134, sizeof(void*)*2, x_124);
-x_135 = lean_unsigned_to_nat(2u);
-x_136 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_136, 0, x_135);
-lean_ctor_set(x_136, 1, x_134);
-x_137 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_137, 0, x_132);
-lean_ctor_set(x_137, 1, x_136);
-lean_ctor_set_uint8(x_137, sizeof(void*)*2, x_124);
-x_138 = lean_format_group(x_137);
-x_139 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_139, 0, x_126);
-lean_ctor_set(x_139, 1, x_138);
-lean_ctor_set_uint8(x_139, sizeof(void*)*2, x_124);
-x_140 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_140, 0, x_123);
-lean_ctor_set(x_140, 1, x_139);
-lean_ctor_set(x_15, 1, x_140);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-}
-else
-{
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_142; 
-lean_dec(x_117);
-x_142 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_142, 0, x_123);
-lean_ctor_set(x_142, 1, x_21);
-lean_ctor_set(x_15, 1, x_142);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; uint8_t x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; 
-x_144 = l_Lean_Format_flatten___main___closed__1;
-x_145 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_144);
-x_146 = 0;
-x_147 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_148 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_148, 0, x_145);
-lean_ctor_set(x_148, 1, x_147);
-lean_ctor_set_uint8(x_148, sizeof(void*)*2, x_146);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_149 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_117);
-x_150 = lean_box(1);
-x_151 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_151, 0, x_150);
-lean_ctor_set(x_151, 1, x_149);
-lean_ctor_set_uint8(x_151, sizeof(void*)*2, x_146);
-x_152 = lean_unsigned_to_nat(2u);
-x_153 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_153, 0, x_152);
-lean_ctor_set(x_153, 1, x_151);
-x_154 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_154, 0, x_148);
-lean_ctor_set(x_154, 1, x_153);
-lean_ctor_set_uint8(x_154, sizeof(void*)*2, x_146);
-x_155 = lean_format_group(x_154);
-x_156 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_156, 0, x_21);
-lean_ctor_set(x_156, 1, x_155);
-lean_ctor_set_uint8(x_156, sizeof(void*)*2, x_146);
-x_157 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_157, 0, x_123);
-lean_ctor_set(x_157, 1, x_156);
-lean_ctor_set(x_15, 1, x_157);
-lean_ctor_set(x_15, 0, x_122);
-x_7 = x_13;
-x_8 = x_15;
-goto _start;
-}
-}
-}
-else
-{
-lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-lean_dec(x_117);
-x_159 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_159, 0, x_22);
-lean_ctor_set(x_159, 1, x_18);
-if (lean_is_scalar(x_118)) {
- x_160 = lean_alloc_ctor(1, 1, 0);
+if (lean_is_scalar(x_122)) {
+ x_127 = lean_alloc_ctor(1, 1, 0);
 } else {
- x_160 = x_118;
+ x_127 = x_122;
 }
-lean_ctor_set(x_160, 0, x_116);
-x_161 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_161, 0, x_160);
-lean_ctor_set(x_161, 1, x_21);
-lean_ctor_set(x_15, 1, x_161);
-lean_ctor_set(x_15, 0, x_159);
+lean_ctor_set(x_127, 0, x_120);
+if (x_124 == 0)
+{
+uint8_t x_128; lean_object* x_129; lean_object* x_130; 
+x_128 = 0;
+x_129 = lean_box(1);
+x_130 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_130, 0, x_21);
+lean_ctor_set(x_130, 1, x_129);
+lean_ctor_set_uint8(x_130, sizeof(void*)*2, x_128);
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_131; 
+lean_dec(x_121);
+x_131 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_131, 0, x_127);
+lean_ctor_set(x_131, 1, x_130);
+lean_ctor_set(x_15, 1, x_131);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_133; lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; 
+x_133 = l_List_reverse___rarg(x_18);
+x_134 = l_Lean_Format_flatten___main___closed__1;
+x_135 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_133, x_134);
+x_136 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_137 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_137, 0, x_135);
+lean_ctor_set(x_137, 1, x_136);
+lean_ctor_set_uint8(x_137, sizeof(void*)*2, x_128);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_138 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_121);
+x_139 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_139, 0, x_129);
+lean_ctor_set(x_139, 1, x_138);
+lean_ctor_set_uint8(x_139, sizeof(void*)*2, x_128);
+x_140 = lean_unsigned_to_nat(2u);
+x_141 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_141, 0, x_140);
+lean_ctor_set(x_141, 1, x_139);
+x_142 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_142, 0, x_137);
+lean_ctor_set(x_142, 1, x_141);
+lean_ctor_set_uint8(x_142, sizeof(void*)*2, x_128);
+x_143 = lean_format_group(x_142);
+x_144 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_144, 0, x_130);
+lean_ctor_set(x_144, 1, x_143);
+lean_ctor_set_uint8(x_144, sizeof(void*)*2, x_128);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_127);
+lean_ctor_set(x_145, 1, x_144);
+lean_ctor_set(x_15, 1, x_145);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+}
+else
+{
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_147; 
+lean_dec(x_121);
+x_147 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_147, 0, x_127);
+lean_ctor_set(x_147, 1, x_21);
+lean_ctor_set(x_15, 1, x_147);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+x_149 = l_List_reverse___rarg(x_18);
+x_150 = l_Lean_Format_flatten___main___closed__1;
+x_151 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_149, x_150);
+x_152 = 0;
+x_153 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_154 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_154, 0, x_151);
+lean_ctor_set(x_154, 1, x_153);
+lean_ctor_set_uint8(x_154, sizeof(void*)*2, x_152);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_155 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_121);
+x_156 = lean_box(1);
+x_157 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_157, 0, x_156);
+lean_ctor_set(x_157, 1, x_155);
+lean_ctor_set_uint8(x_157, sizeof(void*)*2, x_152);
+x_158 = lean_unsigned_to_nat(2u);
+x_159 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_159, 0, x_158);
+lean_ctor_set(x_159, 1, x_157);
+x_160 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_160, 0, x_154);
+lean_ctor_set(x_160, 1, x_159);
+lean_ctor_set_uint8(x_160, sizeof(void*)*2, x_152);
+x_161 = lean_format_group(x_160);
+x_162 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_162, 0, x_21);
+lean_ctor_set(x_162, 1, x_161);
+lean_ctor_set_uint8(x_162, sizeof(void*)*2, x_152);
+x_163 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_163, 0, x_127);
+lean_ctor_set(x_163, 1, x_162);
+lean_ctor_set(x_15, 1, x_163);
+lean_ctor_set(x_15, 0, x_126);
+x_7 = x_13;
+x_8 = x_15;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_165; lean_object* x_166; lean_object* x_167; 
+lean_dec(x_121);
+x_165 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_165, 0, x_22);
+lean_ctor_set(x_165, 1, x_18);
+if (lean_is_scalar(x_122)) {
+ x_166 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_166 = x_122;
+}
+lean_ctor_set(x_166, 0, x_120);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_21);
+lean_ctor_set(x_15, 1, x_167);
+lean_ctor_set(x_15, 0, x_165);
 x_7 = x_13;
 x_8 = x_15;
 goto _start;
@@ -2626,1008 +2645,1192 @@ goto _start;
 }
 else
 {
-lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; 
-x_163 = lean_ctor_get(x_15, 0);
-x_164 = lean_ctor_get(x_15, 1);
-lean_inc(x_164);
-lean_inc(x_163);
+lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+x_169 = lean_ctor_get(x_15, 0);
+x_170 = lean_ctor_get(x_15, 1);
+lean_inc(x_170);
+lean_inc(x_169);
 lean_dec(x_15);
-x_165 = lean_ctor_get(x_17, 2);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_17, 3);
-lean_inc(x_166);
+x_171 = lean_ctor_get(x_17, 2);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_17, 3);
+lean_inc(x_172);
 lean_dec(x_17);
 lean_inc(x_2);
-x_167 = l_Lean_MetavarContext_instantiateMVars(x_2, x_166);
-if (lean_obj_tag(x_163) == 0)
+x_173 = l_Lean_MetavarContext_instantiateMVars(x_2, x_172);
+if (lean_obj_tag(x_169) == 0)
 {
-lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; 
-x_168 = lean_ctor_get(x_167, 0);
-lean_inc(x_168);
-if (lean_is_exclusive(x_167)) {
- lean_ctor_release(x_167, 0);
- lean_ctor_release(x_167, 1);
- x_169 = x_167;
-} else {
- lean_dec_ref(x_167);
- x_169 = lean_box(0);
-}
-x_170 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_170, 0, x_165);
-lean_ctor_set(x_170, 1, x_18);
-lean_ctor_set(x_11, 0, x_168);
-if (lean_is_scalar(x_169)) {
- x_171 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_171 = x_169;
-}
-lean_ctor_set(x_171, 0, x_11);
-lean_ctor_set(x_171, 1, x_164);
-x_172 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_172, 0, x_170);
-lean_ctor_set(x_172, 1, x_171);
-x_7 = x_13;
-x_8 = x_172;
-goto _start;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_free_object(x_11);
-x_174 = lean_ctor_get(x_167, 0);
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; 
+x_174 = lean_ctor_get(x_173, 0);
 lean_inc(x_174);
-if (lean_is_exclusive(x_167)) {
- lean_ctor_release(x_167, 0);
- lean_ctor_release(x_167, 1);
- x_175 = x_167;
+if (lean_is_exclusive(x_173)) {
+ lean_ctor_release(x_173, 0);
+ lean_ctor_release(x_173, 1);
+ x_175 = x_173;
 } else {
- lean_dec_ref(x_167);
+ lean_dec_ref(x_173);
  x_175 = lean_box(0);
 }
-x_176 = lean_ctor_get(x_163, 0);
-lean_inc(x_176);
-if (lean_is_exclusive(x_163)) {
- lean_ctor_release(x_163, 0);
- x_177 = x_163;
-} else {
- lean_dec_ref(x_163);
- x_177 = lean_box(0);
-}
-x_178 = lean_expr_eqv(x_176, x_174);
-if (x_178 == 0)
-{
-uint8_t x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; 
-x_179 = l_Lean_Format_isNil(x_164);
-x_180 = lean_box(0);
-x_181 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_181, 0, x_165);
-lean_ctor_set(x_181, 1, x_180);
-if (lean_is_scalar(x_177)) {
- x_182 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_182 = x_177;
-}
-lean_ctor_set(x_182, 0, x_174);
-if (x_179 == 0)
-{
-uint8_t x_183; lean_object* x_184; lean_object* x_185; 
-x_183 = 0;
-x_184 = lean_box(1);
-x_185 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_185, 0, x_164);
-lean_ctor_set(x_185, 1, x_184);
-lean_ctor_set_uint8(x_185, sizeof(void*)*2, x_183);
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_186; lean_object* x_187; 
-lean_dec(x_176);
+x_176 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_176, 0, x_171);
+lean_ctor_set(x_176, 1, x_18);
+lean_ctor_set(x_11, 0, x_174);
 if (lean_is_scalar(x_175)) {
- x_186 = lean_alloc_ctor(0, 2, 0);
+ x_177 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_186 = x_175;
+ x_177 = x_175;
 }
-lean_ctor_set(x_186, 0, x_182);
-lean_ctor_set(x_186, 1, x_185);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_181);
-lean_ctor_set(x_187, 1, x_186);
+lean_ctor_set(x_177, 0, x_11);
+lean_ctor_set(x_177, 1, x_170);
+x_178 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_178, 0, x_176);
+lean_ctor_set(x_178, 1, x_177);
 x_7 = x_13;
-x_8 = x_187;
+x_8 = x_178;
 goto _start;
 }
 else
 {
-lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
-x_189 = l_Lean_Format_flatten___main___closed__1;
-x_190 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_189);
-x_191 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_192 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_192, 0, x_190);
-lean_ctor_set(x_192, 1, x_191);
-lean_ctor_set_uint8(x_192, sizeof(void*)*2, x_183);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_193 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_176);
-x_194 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_194, 0, x_184);
-lean_ctor_set(x_194, 1, x_193);
-lean_ctor_set_uint8(x_194, sizeof(void*)*2, x_183);
-x_195 = lean_unsigned_to_nat(2u);
-x_196 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_196, 0, x_195);
-lean_ctor_set(x_196, 1, x_194);
-x_197 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-lean_ctor_set_uint8(x_197, sizeof(void*)*2, x_183);
-x_198 = lean_format_group(x_197);
-x_199 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_199, 0, x_185);
-lean_ctor_set(x_199, 1, x_198);
-lean_ctor_set_uint8(x_199, sizeof(void*)*2, x_183);
-if (lean_is_scalar(x_175)) {
- x_200 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_200 = x_175;
-}
-lean_ctor_set(x_200, 0, x_182);
-lean_ctor_set(x_200, 1, x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_181);
-lean_ctor_set(x_201, 1, x_200);
-x_7 = x_13;
-x_8 = x_201;
-goto _start;
-}
-}
-else
-{
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_203; lean_object* x_204; 
-lean_dec(x_176);
-if (lean_is_scalar(x_175)) {
- x_203 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_203 = x_175;
-}
-lean_ctor_set(x_203, 0, x_182);
-lean_ctor_set(x_203, 1, x_164);
-x_204 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_204, 0, x_181);
-lean_ctor_set(x_204, 1, x_203);
-x_7 = x_13;
-x_8 = x_204;
-goto _start;
-}
-else
-{
-lean_object* x_206; lean_object* x_207; uint8_t x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; 
-x_206 = l_Lean_Format_flatten___main___closed__1;
-x_207 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_18, x_206);
-x_208 = 0;
-x_209 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_210 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_210, 0, x_207);
-lean_ctor_set(x_210, 1, x_209);
-lean_ctor_set_uint8(x_210, sizeof(void*)*2, x_208);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_211 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_176);
-x_212 = lean_box(1);
-x_213 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_213, 0, x_212);
-lean_ctor_set(x_213, 1, x_211);
-lean_ctor_set_uint8(x_213, sizeof(void*)*2, x_208);
-x_214 = lean_unsigned_to_nat(2u);
-x_215 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_215, 0, x_214);
-lean_ctor_set(x_215, 1, x_213);
-x_216 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_216, 0, x_210);
-lean_ctor_set(x_216, 1, x_215);
-lean_ctor_set_uint8(x_216, sizeof(void*)*2, x_208);
-x_217 = lean_format_group(x_216);
-x_218 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_218, 0, x_164);
-lean_ctor_set(x_218, 1, x_217);
-lean_ctor_set_uint8(x_218, sizeof(void*)*2, x_208);
-if (lean_is_scalar(x_175)) {
- x_219 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_219 = x_175;
-}
-lean_ctor_set(x_219, 0, x_182);
-lean_ctor_set(x_219, 1, x_218);
-x_220 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_220, 0, x_181);
-lean_ctor_set(x_220, 1, x_219);
-x_7 = x_13;
-x_8 = x_220;
-goto _start;
-}
-}
-}
-else
-{
-lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; 
-lean_dec(x_176);
-x_222 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_222, 0, x_165);
-lean_ctor_set(x_222, 1, x_18);
-if (lean_is_scalar(x_177)) {
- x_223 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_223 = x_177;
-}
-lean_ctor_set(x_223, 0, x_174);
-if (lean_is_scalar(x_175)) {
- x_224 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_224 = x_175;
-}
-lean_ctor_set(x_224, 0, x_223);
-lean_ctor_set(x_224, 1, x_164);
-x_225 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_225, 0, x_222);
-lean_ctor_set(x_225, 1, x_224);
-x_7 = x_13;
-x_8 = x_225;
-goto _start;
-}
-}
-}
-}
-else
-{
-lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; uint8_t x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; uint8_t x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; 
+lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; uint8_t x_184; 
 lean_free_object(x_11);
-x_227 = lean_ctor_get(x_8, 0);
-lean_inc(x_227);
+x_180 = lean_ctor_get(x_173, 0);
+lean_inc(x_180);
+if (lean_is_exclusive(x_173)) {
+ lean_ctor_release(x_173, 0);
+ lean_ctor_release(x_173, 1);
+ x_181 = x_173;
+} else {
+ lean_dec_ref(x_173);
+ x_181 = lean_box(0);
+}
+x_182 = lean_ctor_get(x_169, 0);
+lean_inc(x_182);
+if (lean_is_exclusive(x_169)) {
+ lean_ctor_release(x_169, 0);
+ x_183 = x_169;
+} else {
+ lean_dec_ref(x_169);
+ x_183 = lean_box(0);
+}
+x_184 = lean_expr_eqv(x_182, x_180);
+if (x_184 == 0)
+{
+uint8_t x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; 
+x_185 = l_Lean_Format_isNil(x_170);
+x_186 = lean_box(0);
+x_187 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_187, 0, x_171);
+lean_ctor_set(x_187, 1, x_186);
+if (lean_is_scalar(x_183)) {
+ x_188 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_188 = x_183;
+}
+lean_ctor_set(x_188, 0, x_180);
+if (x_185 == 0)
+{
+uint8_t x_189; lean_object* x_190; lean_object* x_191; 
+x_189 = 0;
+x_190 = lean_box(1);
+x_191 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_191, 0, x_170);
+lean_ctor_set(x_191, 1, x_190);
+lean_ctor_set_uint8(x_191, sizeof(void*)*2, x_189);
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_192; lean_object* x_193; 
+lean_dec(x_182);
+if (lean_is_scalar(x_181)) {
+ x_192 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_192 = x_181;
+}
+lean_ctor_set(x_192, 0, x_188);
+lean_ctor_set(x_192, 1, x_191);
+x_193 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_193, 0, x_187);
+lean_ctor_set(x_193, 1, x_192);
+x_7 = x_13;
+x_8 = x_193;
+goto _start;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; 
+x_195 = l_List_reverse___rarg(x_18);
+x_196 = l_Lean_Format_flatten___main___closed__1;
+x_197 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_195, x_196);
+x_198 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_199 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_199, 0, x_197);
+lean_ctor_set(x_199, 1, x_198);
+lean_ctor_set_uint8(x_199, sizeof(void*)*2, x_189);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_200 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_182);
+x_201 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_201, 0, x_190);
+lean_ctor_set(x_201, 1, x_200);
+lean_ctor_set_uint8(x_201, sizeof(void*)*2, x_189);
+x_202 = lean_unsigned_to_nat(2u);
+x_203 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_203, 0, x_202);
+lean_ctor_set(x_203, 1, x_201);
+x_204 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_204, 0, x_199);
+lean_ctor_set(x_204, 1, x_203);
+lean_ctor_set_uint8(x_204, sizeof(void*)*2, x_189);
+x_205 = lean_format_group(x_204);
+x_206 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_206, 0, x_191);
+lean_ctor_set(x_206, 1, x_205);
+lean_ctor_set_uint8(x_206, sizeof(void*)*2, x_189);
+if (lean_is_scalar(x_181)) {
+ x_207 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_207 = x_181;
+}
+lean_ctor_set(x_207, 0, x_188);
+lean_ctor_set(x_207, 1, x_206);
+x_208 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_208, 0, x_187);
+lean_ctor_set(x_208, 1, x_207);
+x_7 = x_13;
+x_8 = x_208;
+goto _start;
+}
+}
+else
+{
+if (lean_obj_tag(x_18) == 0)
+{
+lean_object* x_210; lean_object* x_211; 
+lean_dec(x_182);
+if (lean_is_scalar(x_181)) {
+ x_210 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_210 = x_181;
+}
+lean_ctor_set(x_210, 0, x_188);
+lean_ctor_set(x_210, 1, x_170);
+x_211 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_211, 0, x_187);
+lean_ctor_set(x_211, 1, x_210);
+x_7 = x_13;
+x_8 = x_211;
+goto _start;
+}
+else
+{
+lean_object* x_213; lean_object* x_214; lean_object* x_215; uint8_t x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; 
+x_213 = l_List_reverse___rarg(x_18);
+x_214 = l_Lean_Format_flatten___main___closed__1;
+x_215 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_213, x_214);
+x_216 = 0;
+x_217 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_218 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_218, 0, x_215);
+lean_ctor_set(x_218, 1, x_217);
+lean_ctor_set_uint8(x_218, sizeof(void*)*2, x_216);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_219 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_182);
+x_220 = lean_box(1);
+x_221 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_221, 0, x_220);
+lean_ctor_set(x_221, 1, x_219);
+lean_ctor_set_uint8(x_221, sizeof(void*)*2, x_216);
+x_222 = lean_unsigned_to_nat(2u);
+x_223 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_223, 0, x_222);
+lean_ctor_set(x_223, 1, x_221);
+x_224 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_224, 0, x_218);
+lean_ctor_set(x_224, 1, x_223);
+lean_ctor_set_uint8(x_224, sizeof(void*)*2, x_216);
+x_225 = lean_format_group(x_224);
+x_226 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_226, 0, x_170);
+lean_ctor_set(x_226, 1, x_225);
+lean_ctor_set_uint8(x_226, sizeof(void*)*2, x_216);
+if (lean_is_scalar(x_181)) {
+ x_227 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_227 = x_181;
+}
+lean_ctor_set(x_227, 0, x_188);
+lean_ctor_set(x_227, 1, x_226);
+x_228 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_228, 0, x_187);
+lean_ctor_set(x_228, 1, x_227);
+x_7 = x_13;
+x_8 = x_228;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; 
+lean_dec(x_182);
+x_230 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_230, 0, x_171);
+lean_ctor_set(x_230, 1, x_18);
+if (lean_is_scalar(x_183)) {
+ x_231 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_231 = x_183;
+}
+lean_ctor_set(x_231, 0, x_180);
+if (lean_is_scalar(x_181)) {
+ x_232 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_232 = x_181;
+}
+lean_ctor_set(x_232, 0, x_231);
+lean_ctor_set(x_232, 1, x_170);
+x_233 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_233, 0, x_230);
+lean_ctor_set(x_233, 1, x_232);
+x_7 = x_13;
+x_8 = x_233;
+goto _start;
+}
+}
+}
+}
+else
+{
+lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; uint8_t x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; uint8_t x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; lean_object* x_267; 
+lean_free_object(x_11);
+x_235 = lean_ctor_get(x_8, 0);
+lean_inc(x_235);
 if (lean_is_exclusive(x_8)) {
  lean_ctor_release(x_8, 0);
  lean_ctor_release(x_8, 1);
- x_228 = x_8;
+ x_236 = x_8;
 } else {
  lean_dec_ref(x_8);
- x_228 = lean_box(0);
+ x_236 = lean_box(0);
 }
-x_229 = lean_ctor_get(x_15, 0);
-lean_inc(x_229);
-x_230 = lean_ctor_get(x_15, 1);
-lean_inc(x_230);
-if (lean_is_exclusive(x_15)) {
- lean_ctor_release(x_15, 0);
- lean_ctor_release(x_15, 1);
- x_231 = x_15;
-} else {
- lean_dec_ref(x_15);
- x_231 = lean_box(0);
-}
-x_232 = lean_ctor_get(x_17, 2);
-lean_inc(x_232);
-x_233 = lean_ctor_get(x_17, 3);
-lean_inc(x_233);
-x_234 = lean_ctor_get(x_17, 4);
-lean_inc(x_234);
-lean_dec(x_17);
-x_235 = l_Lean_Format_isNil(x_230);
-lean_inc(x_2);
-x_236 = l_Lean_MetavarContext_instantiateMVars(x_2, x_233);
-x_237 = lean_ctor_get(x_236, 0);
+x_237 = lean_ctor_get(x_15, 0);
 lean_inc(x_237);
-lean_dec(x_236);
-lean_inc(x_2);
-x_238 = l_Lean_MetavarContext_instantiateMVars(x_2, x_234);
-x_239 = lean_ctor_get(x_238, 0);
-lean_inc(x_239);
-lean_dec(x_238);
-x_240 = l_Lean_Name_toString___closed__1;
-x_241 = l_Lean_Name_toStringWithSep___main(x_240, x_232);
-x_242 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_242, 0, x_241);
-x_243 = 0;
-x_244 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
-x_245 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_245, 0, x_242);
-lean_ctor_set(x_245, 1, x_244);
-lean_ctor_set_uint8(x_245, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_246 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_237);
-x_247 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_247, 0, x_245);
-lean_ctor_set(x_247, 1, x_246);
-lean_ctor_set_uint8(x_247, sizeof(void*)*2, x_243);
-x_248 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
-x_249 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_249, 0, x_247);
-lean_ctor_set(x_249, 1, x_248);
-lean_ctor_set_uint8(x_249, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_250 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_239);
-x_251 = lean_box(1);
-x_252 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_252, 0, x_251);
-lean_ctor_set(x_252, 1, x_250);
-lean_ctor_set_uint8(x_252, sizeof(void*)*2, x_243);
-x_253 = lean_unsigned_to_nat(2u);
-x_254 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_254, 0, x_253);
-lean_ctor_set(x_254, 1, x_252);
-x_255 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_255, 0, x_249);
-lean_ctor_set(x_255, 1, x_254);
-lean_ctor_set_uint8(x_255, sizeof(void*)*2, x_243);
-x_256 = lean_format_group(x_255);
-x_257 = lean_box(0);
-x_258 = lean_box(0);
-if (x_235 == 0)
-{
-lean_object* x_292; 
-x_292 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_292, 0, x_230);
-lean_ctor_set(x_292, 1, x_251);
-lean_ctor_set_uint8(x_292, sizeof(void*)*2, x_243);
-if (lean_obj_tag(x_227) == 0)
-{
-uint8_t x_293; 
-lean_dec(x_231);
-lean_dec(x_229);
-lean_dec(x_228);
-x_293 = l_Lean_Format_isNil(x_292);
-if (x_293 == 0)
-{
-lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_297; 
-x_294 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_294, 0, x_292);
-lean_ctor_set(x_294, 1, x_251);
-lean_ctor_set_uint8(x_294, sizeof(void*)*2, x_243);
-x_295 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_295, 0, x_294);
-lean_ctor_set(x_295, 1, x_256);
-lean_ctor_set_uint8(x_295, sizeof(void*)*2, x_243);
-x_296 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_296, 0, x_258);
-lean_ctor_set(x_296, 1, x_295);
-x_297 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_297, 0, x_257);
-lean_ctor_set(x_297, 1, x_296);
-x_7 = x_13;
-x_8 = x_297;
-goto _start;
-}
-else
-{
-lean_object* x_299; lean_object* x_300; lean_object* x_301; 
-x_299 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_299, 0, x_292);
-lean_ctor_set(x_299, 1, x_256);
-lean_ctor_set_uint8(x_299, sizeof(void*)*2, x_243);
-x_300 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_300, 0, x_258);
-lean_ctor_set(x_300, 1, x_299);
-x_301 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_301, 0, x_257);
-lean_ctor_set(x_301, 1, x_300);
-x_7 = x_13;
-x_8 = x_301;
-goto _start;
-}
-}
-else
-{
-x_259 = x_292;
-goto block_291;
-}
-}
-else
-{
-if (lean_obj_tag(x_227) == 0)
-{
-lean_object* x_303; lean_object* x_304; lean_object* x_305; 
-lean_dec(x_231);
-lean_dec(x_229);
-lean_dec(x_228);
-x_303 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_303, 0, x_230);
-lean_ctor_set(x_303, 1, x_256);
-lean_ctor_set_uint8(x_303, sizeof(void*)*2, x_243);
-x_304 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_304, 0, x_258);
-lean_ctor_set(x_304, 1, x_303);
-x_305 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_305, 0, x_257);
-lean_ctor_set(x_305, 1, x_304);
-x_7 = x_13;
-x_8 = x_305;
-goto _start;
-}
-else
-{
-x_259 = x_230;
-goto block_291;
-}
-}
-block_291:
-{
-if (lean_obj_tag(x_229) == 0)
-{
-uint8_t x_260; 
-lean_dec(x_227);
-x_260 = l_Lean_Format_isNil(x_259);
-if (x_260 == 0)
-{
-lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; 
-x_261 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_261, 0, x_259);
-lean_ctor_set(x_261, 1, x_251);
-lean_ctor_set_uint8(x_261, sizeof(void*)*2, x_243);
-x_262 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_262, 0, x_261);
-lean_ctor_set(x_262, 1, x_256);
-lean_ctor_set_uint8(x_262, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_263 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_263 = x_231;
-}
-lean_ctor_set(x_263, 0, x_258);
-lean_ctor_set(x_263, 1, x_262);
-if (lean_is_scalar(x_228)) {
- x_264 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_264 = x_228;
-}
-lean_ctor_set(x_264, 0, x_257);
-lean_ctor_set(x_264, 1, x_263);
-x_7 = x_13;
-x_8 = x_264;
-goto _start;
-}
-else
-{
-lean_object* x_266; lean_object* x_267; lean_object* x_268; 
-x_266 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_266, 0, x_259);
-lean_ctor_set(x_266, 1, x_256);
-lean_ctor_set_uint8(x_266, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_267 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_267 = x_231;
-}
-lean_ctor_set(x_267, 0, x_258);
-lean_ctor_set(x_267, 1, x_266);
-if (lean_is_scalar(x_228)) {
- x_268 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_268 = x_228;
-}
-lean_ctor_set(x_268, 0, x_257);
-lean_ctor_set(x_268, 1, x_267);
-x_7 = x_13;
-x_8 = x_268;
-goto _start;
-}
-}
-else
-{
-lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; uint8_t x_281; 
-x_270 = lean_ctor_get(x_229, 0);
-lean_inc(x_270);
-lean_dec(x_229);
-x_271 = l_Lean_Format_flatten___main___closed__1;
-x_272 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_227, x_271);
-x_273 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_274 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_274, 0, x_272);
-lean_ctor_set(x_274, 1, x_273);
-lean_ctor_set_uint8(x_274, sizeof(void*)*2, x_243);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_275 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_270);
-x_276 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_276, 0, x_251);
-lean_ctor_set(x_276, 1, x_275);
-lean_ctor_set_uint8(x_276, sizeof(void*)*2, x_243);
-x_277 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_277, 0, x_253);
-lean_ctor_set(x_277, 1, x_276);
-x_278 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_278, 0, x_274);
-lean_ctor_set(x_278, 1, x_277);
-lean_ctor_set_uint8(x_278, sizeof(void*)*2, x_243);
-x_279 = lean_format_group(x_278);
-x_280 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_280, 0, x_259);
-lean_ctor_set(x_280, 1, x_279);
-lean_ctor_set_uint8(x_280, sizeof(void*)*2, x_243);
-x_281 = l_Lean_Format_isNil(x_280);
-if (x_281 == 0)
-{
-lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; 
-x_282 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_282, 0, x_280);
-lean_ctor_set(x_282, 1, x_251);
-lean_ctor_set_uint8(x_282, sizeof(void*)*2, x_243);
-x_283 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_283, 0, x_282);
-lean_ctor_set(x_283, 1, x_256);
-lean_ctor_set_uint8(x_283, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_284 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_284 = x_231;
-}
-lean_ctor_set(x_284, 0, x_258);
-lean_ctor_set(x_284, 1, x_283);
-if (lean_is_scalar(x_228)) {
- x_285 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_285 = x_228;
-}
-lean_ctor_set(x_285, 0, x_257);
-lean_ctor_set(x_285, 1, x_284);
-x_7 = x_13;
-x_8 = x_285;
-goto _start;
-}
-else
-{
-lean_object* x_287; lean_object* x_288; lean_object* x_289; 
-x_287 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_287, 0, x_280);
-lean_ctor_set(x_287, 1, x_256);
-lean_ctor_set_uint8(x_287, sizeof(void*)*2, x_243);
-if (lean_is_scalar(x_231)) {
- x_288 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_288 = x_231;
-}
-lean_ctor_set(x_288, 0, x_258);
-lean_ctor_set(x_288, 1, x_287);
-if (lean_is_scalar(x_228)) {
- x_289 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_289 = x_228;
-}
-lean_ctor_set(x_289, 0, x_257);
-lean_ctor_set(x_289, 1, x_288);
-x_7 = x_13;
-x_8 = x_289;
-goto _start;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_307; 
-x_307 = lean_ctor_get(x_11, 0);
-lean_inc(x_307);
-lean_dec(x_11);
-if (lean_obj_tag(x_307) == 0)
-{
-lean_object* x_308; lean_object* x_309; lean_object* x_310; lean_object* x_311; lean_object* x_312; lean_object* x_313; lean_object* x_314; 
-x_308 = lean_ctor_get(x_8, 0);
-lean_inc(x_308);
-lean_dec(x_8);
-x_309 = lean_ctor_get(x_15, 0);
-lean_inc(x_309);
-x_310 = lean_ctor_get(x_15, 1);
-lean_inc(x_310);
+x_238 = lean_ctor_get(x_15, 1);
+lean_inc(x_238);
 if (lean_is_exclusive(x_15)) {
  lean_ctor_release(x_15, 0);
  lean_ctor_release(x_15, 1);
- x_311 = x_15;
+ x_239 = x_15;
 } else {
  lean_dec_ref(x_15);
- x_311 = lean_box(0);
+ x_239 = lean_box(0);
 }
-x_312 = lean_ctor_get(x_307, 2);
-lean_inc(x_312);
-x_313 = lean_ctor_get(x_307, 3);
-lean_inc(x_313);
-lean_dec(x_307);
+x_240 = lean_ctor_get(x_17, 2);
+lean_inc(x_240);
+x_241 = lean_ctor_get(x_17, 3);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_17, 4);
+lean_inc(x_242);
+lean_dec(x_17);
+x_243 = l_Lean_Format_isNil(x_238);
 lean_inc(x_2);
-x_314 = l_Lean_MetavarContext_instantiateMVars(x_2, x_313);
-if (lean_obj_tag(x_309) == 0)
+x_244 = l_Lean_MetavarContext_instantiateMVars(x_2, x_241);
+x_245 = lean_ctor_get(x_244, 0);
+lean_inc(x_245);
+lean_dec(x_244);
+lean_inc(x_2);
+x_246 = l_Lean_MetavarContext_instantiateMVars(x_2, x_242);
+x_247 = lean_ctor_get(x_246, 0);
+lean_inc(x_247);
+lean_dec(x_246);
+x_248 = l_Lean_Name_toString___closed__1;
+x_249 = l_Lean_Name_toStringWithSep___main(x_248, x_240);
+x_250 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_250, 0, x_249);
+x_251 = 0;
+x_252 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
+x_253 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_253, 0, x_250);
+lean_ctor_set(x_253, 1, x_252);
+lean_ctor_set_uint8(x_253, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_254 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_245);
+x_255 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_255, 0, x_253);
+lean_ctor_set(x_255, 1, x_254);
+lean_ctor_set_uint8(x_255, sizeof(void*)*2, x_251);
+x_256 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
+x_257 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_257, 0, x_255);
+lean_ctor_set(x_257, 1, x_256);
+lean_ctor_set_uint8(x_257, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_258 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_247);
+x_259 = lean_box(1);
+x_260 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_260, 0, x_259);
+lean_ctor_set(x_260, 1, x_258);
+lean_ctor_set_uint8(x_260, sizeof(void*)*2, x_251);
+x_261 = lean_unsigned_to_nat(2u);
+x_262 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_262, 0, x_261);
+lean_ctor_set(x_262, 1, x_260);
+x_263 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_263, 0, x_257);
+lean_ctor_set(x_263, 1, x_262);
+lean_ctor_set_uint8(x_263, sizeof(void*)*2, x_251);
+x_264 = lean_format_group(x_263);
+x_265 = lean_box(0);
+x_266 = lean_box(0);
+if (x_243 == 0)
 {
-lean_object* x_315; lean_object* x_316; lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; 
-x_315 = lean_ctor_get(x_314, 0);
-lean_inc(x_315);
-if (lean_is_exclusive(x_314)) {
- lean_ctor_release(x_314, 0);
- lean_ctor_release(x_314, 1);
- x_316 = x_314;
-} else {
- lean_dec_ref(x_314);
- x_316 = lean_box(0);
-}
-x_317 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_317, 0, x_312);
-lean_ctor_set(x_317, 1, x_308);
-x_318 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_318, 0, x_315);
-if (lean_is_scalar(x_316)) {
- x_319 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_319 = x_316;
-}
-lean_ctor_set(x_319, 0, x_318);
-lean_ctor_set(x_319, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_320 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_320 = x_311;
-}
-lean_ctor_set(x_320, 0, x_317);
-lean_ctor_set(x_320, 1, x_319);
+lean_object* x_301; 
+x_301 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_301, 0, x_238);
+lean_ctor_set(x_301, 1, x_259);
+lean_ctor_set_uint8(x_301, sizeof(void*)*2, x_251);
+if (lean_obj_tag(x_235) == 0)
+{
+uint8_t x_302; 
+lean_dec(x_239);
+lean_dec(x_237);
+lean_dec(x_236);
+x_302 = l_Lean_Format_isNil(x_301);
+if (x_302 == 0)
+{
+lean_object* x_303; lean_object* x_304; lean_object* x_305; lean_object* x_306; 
+x_303 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_303, 0, x_301);
+lean_ctor_set(x_303, 1, x_259);
+lean_ctor_set_uint8(x_303, sizeof(void*)*2, x_251);
+x_304 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_304, 0, x_303);
+lean_ctor_set(x_304, 1, x_264);
+lean_ctor_set_uint8(x_304, sizeof(void*)*2, x_251);
+x_305 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_305, 0, x_266);
+lean_ctor_set(x_305, 1, x_304);
+x_306 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_306, 0, x_265);
+lean_ctor_set(x_306, 1, x_305);
 x_7 = x_13;
-x_8 = x_320;
+x_8 = x_306;
 goto _start;
 }
 else
 {
-lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; uint8_t x_326; 
-x_322 = lean_ctor_get(x_314, 0);
-lean_inc(x_322);
-if (lean_is_exclusive(x_314)) {
- lean_ctor_release(x_314, 0);
- lean_ctor_release(x_314, 1);
- x_323 = x_314;
-} else {
- lean_dec_ref(x_314);
- x_323 = lean_box(0);
+lean_object* x_308; lean_object* x_309; lean_object* x_310; 
+x_308 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_308, 0, x_301);
+lean_ctor_set(x_308, 1, x_264);
+lean_ctor_set_uint8(x_308, sizeof(void*)*2, x_251);
+x_309 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_309, 0, x_266);
+lean_ctor_set(x_309, 1, x_308);
+x_310 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_310, 0, x_265);
+lean_ctor_set(x_310, 1, x_309);
+x_7 = x_13;
+x_8 = x_310;
+goto _start;
 }
-x_324 = lean_ctor_get(x_309, 0);
-lean_inc(x_324);
-if (lean_is_exclusive(x_309)) {
- lean_ctor_release(x_309, 0);
- x_325 = x_309;
+}
+else
+{
+x_267 = x_301;
+goto block_300;
+}
+}
+else
+{
+if (lean_obj_tag(x_235) == 0)
+{
+lean_object* x_312; lean_object* x_313; lean_object* x_314; 
+lean_dec(x_239);
+lean_dec(x_237);
+lean_dec(x_236);
+x_312 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_312, 0, x_238);
+lean_ctor_set(x_312, 1, x_264);
+lean_ctor_set_uint8(x_312, sizeof(void*)*2, x_251);
+x_313 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_313, 0, x_266);
+lean_ctor_set(x_313, 1, x_312);
+x_314 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_314, 0, x_265);
+lean_ctor_set(x_314, 1, x_313);
+x_7 = x_13;
+x_8 = x_314;
+goto _start;
+}
+else
+{
+x_267 = x_238;
+goto block_300;
+}
+}
+block_300:
+{
+if (lean_obj_tag(x_237) == 0)
+{
+uint8_t x_268; 
+lean_dec(x_235);
+x_268 = l_Lean_Format_isNil(x_267);
+if (x_268 == 0)
+{
+lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; 
+x_269 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_269, 0, x_267);
+lean_ctor_set(x_269, 1, x_259);
+lean_ctor_set_uint8(x_269, sizeof(void*)*2, x_251);
+x_270 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_270, 0, x_269);
+lean_ctor_set(x_270, 1, x_264);
+lean_ctor_set_uint8(x_270, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_271 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_309);
+ x_271 = x_239;
+}
+lean_ctor_set(x_271, 0, x_266);
+lean_ctor_set(x_271, 1, x_270);
+if (lean_is_scalar(x_236)) {
+ x_272 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_272 = x_236;
+}
+lean_ctor_set(x_272, 0, x_265);
+lean_ctor_set(x_272, 1, x_271);
+x_7 = x_13;
+x_8 = x_272;
+goto _start;
+}
+else
+{
+lean_object* x_274; lean_object* x_275; lean_object* x_276; 
+x_274 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_274, 0, x_267);
+lean_ctor_set(x_274, 1, x_264);
+lean_ctor_set_uint8(x_274, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_275 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_275 = x_239;
+}
+lean_ctor_set(x_275, 0, x_266);
+lean_ctor_set(x_275, 1, x_274);
+if (lean_is_scalar(x_236)) {
+ x_276 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_276 = x_236;
+}
+lean_ctor_set(x_276, 0, x_265);
+lean_ctor_set(x_276, 1, x_275);
+x_7 = x_13;
+x_8 = x_276;
+goto _start;
+}
+}
+else
+{
+lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; uint8_t x_290; 
+x_278 = lean_ctor_get(x_237, 0);
+lean_inc(x_278);
+lean_dec(x_237);
+x_279 = l_List_reverse___rarg(x_235);
+x_280 = l_Lean_Format_flatten___main___closed__1;
+x_281 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_279, x_280);
+x_282 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_283 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_283, 0, x_281);
+lean_ctor_set(x_283, 1, x_282);
+lean_ctor_set_uint8(x_283, sizeof(void*)*2, x_251);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_284 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_278);
+x_285 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_285, 0, x_259);
+lean_ctor_set(x_285, 1, x_284);
+lean_ctor_set_uint8(x_285, sizeof(void*)*2, x_251);
+x_286 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_286, 0, x_261);
+lean_ctor_set(x_286, 1, x_285);
+x_287 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_287, 0, x_283);
+lean_ctor_set(x_287, 1, x_286);
+lean_ctor_set_uint8(x_287, sizeof(void*)*2, x_251);
+x_288 = lean_format_group(x_287);
+x_289 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_289, 0, x_267);
+lean_ctor_set(x_289, 1, x_288);
+lean_ctor_set_uint8(x_289, sizeof(void*)*2, x_251);
+x_290 = l_Lean_Format_isNil(x_289);
+if (x_290 == 0)
+{
+lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; 
+x_291 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_291, 0, x_289);
+lean_ctor_set(x_291, 1, x_259);
+lean_ctor_set_uint8(x_291, sizeof(void*)*2, x_251);
+x_292 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_292, 0, x_291);
+lean_ctor_set(x_292, 1, x_264);
+lean_ctor_set_uint8(x_292, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_293 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_293 = x_239;
+}
+lean_ctor_set(x_293, 0, x_266);
+lean_ctor_set(x_293, 1, x_292);
+if (lean_is_scalar(x_236)) {
+ x_294 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_294 = x_236;
+}
+lean_ctor_set(x_294, 0, x_265);
+lean_ctor_set(x_294, 1, x_293);
+x_7 = x_13;
+x_8 = x_294;
+goto _start;
+}
+else
+{
+lean_object* x_296; lean_object* x_297; lean_object* x_298; 
+x_296 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_296, 0, x_289);
+lean_ctor_set(x_296, 1, x_264);
+lean_ctor_set_uint8(x_296, sizeof(void*)*2, x_251);
+if (lean_is_scalar(x_239)) {
+ x_297 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_297 = x_239;
+}
+lean_ctor_set(x_297, 0, x_266);
+lean_ctor_set(x_297, 1, x_296);
+if (lean_is_scalar(x_236)) {
+ x_298 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_298 = x_236;
+}
+lean_ctor_set(x_298, 0, x_265);
+lean_ctor_set(x_298, 1, x_297);
+x_7 = x_13;
+x_8 = x_298;
+goto _start;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_316; 
+x_316 = lean_ctor_get(x_11, 0);
+lean_inc(x_316);
+lean_dec(x_11);
+if (lean_obj_tag(x_316) == 0)
+{
+lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; 
+x_317 = lean_ctor_get(x_8, 0);
+lean_inc(x_317);
+lean_dec(x_8);
+x_318 = lean_ctor_get(x_15, 0);
+lean_inc(x_318);
+x_319 = lean_ctor_get(x_15, 1);
+lean_inc(x_319);
+if (lean_is_exclusive(x_15)) {
+ lean_ctor_release(x_15, 0);
+ lean_ctor_release(x_15, 1);
+ x_320 = x_15;
+} else {
+ lean_dec_ref(x_15);
+ x_320 = lean_box(0);
+}
+x_321 = lean_ctor_get(x_316, 2);
+lean_inc(x_321);
+x_322 = lean_ctor_get(x_316, 3);
+lean_inc(x_322);
+lean_dec(x_316);
+lean_inc(x_2);
+x_323 = l_Lean_MetavarContext_instantiateMVars(x_2, x_322);
+if (lean_obj_tag(x_318) == 0)
+{
+lean_object* x_324; lean_object* x_325; lean_object* x_326; lean_object* x_327; lean_object* x_328; lean_object* x_329; 
+x_324 = lean_ctor_get(x_323, 0);
+lean_inc(x_324);
+if (lean_is_exclusive(x_323)) {
+ lean_ctor_release(x_323, 0);
+ lean_ctor_release(x_323, 1);
+ x_325 = x_323;
+} else {
+ lean_dec_ref(x_323);
  x_325 = lean_box(0);
 }
-x_326 = lean_expr_eqv(x_324, x_322);
-if (x_326 == 0)
-{
-uint8_t x_327; lean_object* x_328; lean_object* x_329; lean_object* x_330; 
-x_327 = l_Lean_Format_isNil(x_310);
-x_328 = lean_box(0);
-x_329 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_329, 0, x_312);
+x_326 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_326, 0, x_321);
+lean_ctor_set(x_326, 1, x_317);
+x_327 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_327, 0, x_324);
+if (lean_is_scalar(x_325)) {
+ x_328 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_328 = x_325;
+}
+lean_ctor_set(x_328, 0, x_327);
+lean_ctor_set(x_328, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_329 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_329 = x_320;
+}
+lean_ctor_set(x_329, 0, x_326);
 lean_ctor_set(x_329, 1, x_328);
-if (lean_is_scalar(x_325)) {
- x_330 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_330 = x_325;
-}
-lean_ctor_set(x_330, 0, x_322);
-if (x_327 == 0)
-{
-uint8_t x_331; lean_object* x_332; lean_object* x_333; 
-x_331 = 0;
-x_332 = lean_box(1);
-x_333 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_333, 0, x_310);
-lean_ctor_set(x_333, 1, x_332);
-lean_ctor_set_uint8(x_333, sizeof(void*)*2, x_331);
-if (lean_obj_tag(x_308) == 0)
-{
-lean_object* x_334; lean_object* x_335; 
-lean_dec(x_324);
-if (lean_is_scalar(x_323)) {
- x_334 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_334 = x_323;
-}
-lean_ctor_set(x_334, 0, x_330);
-lean_ctor_set(x_334, 1, x_333);
-if (lean_is_scalar(x_311)) {
- x_335 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_335 = x_311;
-}
-lean_ctor_set(x_335, 0, x_329);
-lean_ctor_set(x_335, 1, x_334);
 x_7 = x_13;
-x_8 = x_335;
+x_8 = x_329;
 goto _start;
 }
 else
 {
-lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; lean_object* x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; 
-x_337 = l_Lean_Format_flatten___main___closed__1;
-x_338 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_308, x_337);
-x_339 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_340 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_340, 0, x_338);
-lean_ctor_set(x_340, 1, x_339);
-lean_ctor_set_uint8(x_340, sizeof(void*)*2, x_331);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_341 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_324);
+lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; uint8_t x_335; 
+x_331 = lean_ctor_get(x_323, 0);
+lean_inc(x_331);
+if (lean_is_exclusive(x_323)) {
+ lean_ctor_release(x_323, 0);
+ lean_ctor_release(x_323, 1);
+ x_332 = x_323;
+} else {
+ lean_dec_ref(x_323);
+ x_332 = lean_box(0);
+}
+x_333 = lean_ctor_get(x_318, 0);
+lean_inc(x_333);
+if (lean_is_exclusive(x_318)) {
+ lean_ctor_release(x_318, 0);
+ x_334 = x_318;
+} else {
+ lean_dec_ref(x_318);
+ x_334 = lean_box(0);
+}
+x_335 = lean_expr_eqv(x_333, x_331);
+if (x_335 == 0)
+{
+uint8_t x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; 
+x_336 = l_Lean_Format_isNil(x_319);
+x_337 = lean_box(0);
+x_338 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_338, 0, x_321);
+lean_ctor_set(x_338, 1, x_337);
+if (lean_is_scalar(x_334)) {
+ x_339 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_339 = x_334;
+}
+lean_ctor_set(x_339, 0, x_331);
+if (x_336 == 0)
+{
+uint8_t x_340; lean_object* x_341; lean_object* x_342; 
+x_340 = 0;
+x_341 = lean_box(1);
 x_342 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_342, 0, x_332);
+lean_ctor_set(x_342, 0, x_319);
 lean_ctor_set(x_342, 1, x_341);
-lean_ctor_set_uint8(x_342, sizeof(void*)*2, x_331);
-x_343 = lean_unsigned_to_nat(2u);
-x_344 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_344, 0, x_343);
-lean_ctor_set(x_344, 1, x_342);
-x_345 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_345, 0, x_340);
-lean_ctor_set(x_345, 1, x_344);
-lean_ctor_set_uint8(x_345, sizeof(void*)*2, x_331);
-x_346 = lean_format_group(x_345);
-x_347 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_347, 0, x_333);
-lean_ctor_set(x_347, 1, x_346);
-lean_ctor_set_uint8(x_347, sizeof(void*)*2, x_331);
-if (lean_is_scalar(x_323)) {
- x_348 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_348 = x_323;
-}
-lean_ctor_set(x_348, 0, x_330);
-lean_ctor_set(x_348, 1, x_347);
-if (lean_is_scalar(x_311)) {
- x_349 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_349 = x_311;
-}
-lean_ctor_set(x_349, 0, x_329);
-lean_ctor_set(x_349, 1, x_348);
-x_7 = x_13;
-x_8 = x_349;
-goto _start;
-}
-}
-else
+lean_ctor_set_uint8(x_342, sizeof(void*)*2, x_340);
+if (lean_obj_tag(x_317) == 0)
 {
-if (lean_obj_tag(x_308) == 0)
-{
-lean_object* x_351; lean_object* x_352; 
-lean_dec(x_324);
-if (lean_is_scalar(x_323)) {
- x_351 = lean_alloc_ctor(0, 2, 0);
+lean_object* x_343; lean_object* x_344; 
+lean_dec(x_333);
+if (lean_is_scalar(x_332)) {
+ x_343 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_351 = x_323;
+ x_343 = x_332;
 }
-lean_ctor_set(x_351, 0, x_330);
-lean_ctor_set(x_351, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_352 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_343, 0, x_339);
+lean_ctor_set(x_343, 1, x_342);
+if (lean_is_scalar(x_320)) {
+ x_344 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_352 = x_311;
+ x_344 = x_320;
 }
-lean_ctor_set(x_352, 0, x_329);
-lean_ctor_set(x_352, 1, x_351);
+lean_ctor_set(x_344, 0, x_338);
+lean_ctor_set(x_344, 1, x_343);
 x_7 = x_13;
-x_8 = x_352;
+x_8 = x_344;
 goto _start;
 }
 else
 {
-lean_object* x_354; lean_object* x_355; uint8_t x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; 
-x_354 = l_Lean_Format_flatten___main___closed__1;
-x_355 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_308, x_354);
-x_356 = 0;
-x_357 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_358 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_358, 0, x_355);
-lean_ctor_set(x_358, 1, x_357);
-lean_ctor_set_uint8(x_358, sizeof(void*)*2, x_356);
-lean_inc(x_4);
+lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; lean_object* x_350; lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; 
+x_346 = l_List_reverse___rarg(x_317);
+x_347 = l_Lean_Format_flatten___main___closed__1;
+x_348 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_346, x_347);
+x_349 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_350 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_350, 0, x_348);
+lean_ctor_set(x_350, 1, x_349);
+lean_ctor_set_uint8(x_350, sizeof(void*)*2, x_340);
 lean_inc(x_3);
+lean_inc(x_4);
 lean_inc(x_2);
 lean_inc(x_1);
-x_359 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_324);
-x_360 = lean_box(1);
-x_361 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_361, 0, x_360);
-lean_ctor_set(x_361, 1, x_359);
-lean_ctor_set_uint8(x_361, sizeof(void*)*2, x_356);
-x_362 = lean_unsigned_to_nat(2u);
-x_363 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_363, 0, x_362);
-lean_ctor_set(x_363, 1, x_361);
-x_364 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_364, 0, x_358);
-lean_ctor_set(x_364, 1, x_363);
-lean_ctor_set_uint8(x_364, sizeof(void*)*2, x_356);
-x_365 = lean_format_group(x_364);
-x_366 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_366, 0, x_310);
-lean_ctor_set(x_366, 1, x_365);
-lean_ctor_set_uint8(x_366, sizeof(void*)*2, x_356);
-if (lean_is_scalar(x_323)) {
- x_367 = lean_alloc_ctor(0, 2, 0);
+x_351 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_333);
+x_352 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_352, 0, x_341);
+lean_ctor_set(x_352, 1, x_351);
+lean_ctor_set_uint8(x_352, sizeof(void*)*2, x_340);
+x_353 = lean_unsigned_to_nat(2u);
+x_354 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_354, 0, x_353);
+lean_ctor_set(x_354, 1, x_352);
+x_355 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_355, 0, x_350);
+lean_ctor_set(x_355, 1, x_354);
+lean_ctor_set_uint8(x_355, sizeof(void*)*2, x_340);
+x_356 = lean_format_group(x_355);
+x_357 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_357, 0, x_342);
+lean_ctor_set(x_357, 1, x_356);
+lean_ctor_set_uint8(x_357, sizeof(void*)*2, x_340);
+if (lean_is_scalar(x_332)) {
+ x_358 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_367 = x_323;
+ x_358 = x_332;
 }
-lean_ctor_set(x_367, 0, x_330);
-lean_ctor_set(x_367, 1, x_366);
-if (lean_is_scalar(x_311)) {
- x_368 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_358, 0, x_339);
+lean_ctor_set(x_358, 1, x_357);
+if (lean_is_scalar(x_320)) {
+ x_359 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_368 = x_311;
+ x_359 = x_320;
 }
-lean_ctor_set(x_368, 0, x_329);
-lean_ctor_set(x_368, 1, x_367);
+lean_ctor_set(x_359, 0, x_338);
+lean_ctor_set(x_359, 1, x_358);
 x_7 = x_13;
-x_8 = x_368;
+x_8 = x_359;
 goto _start;
 }
 }
-}
 else
 {
-lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; 
-lean_dec(x_324);
-x_370 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_370, 0, x_312);
-lean_ctor_set(x_370, 1, x_308);
-if (lean_is_scalar(x_325)) {
- x_371 = lean_alloc_ctor(1, 1, 0);
+if (lean_obj_tag(x_317) == 0)
+{
+lean_object* x_361; lean_object* x_362; 
+lean_dec(x_333);
+if (lean_is_scalar(x_332)) {
+ x_361 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_371 = x_325;
+ x_361 = x_332;
 }
-lean_ctor_set(x_371, 0, x_322);
-if (lean_is_scalar(x_323)) {
- x_372 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_361, 0, x_339);
+lean_ctor_set(x_361, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_362 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_372 = x_323;
+ x_362 = x_320;
 }
+lean_ctor_set(x_362, 0, x_338);
+lean_ctor_set(x_362, 1, x_361);
+x_7 = x_13;
+x_8 = x_362;
+goto _start;
+}
+else
+{
+lean_object* x_364; lean_object* x_365; lean_object* x_366; uint8_t x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; lean_object* x_374; lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; 
+x_364 = l_List_reverse___rarg(x_317);
+x_365 = l_Lean_Format_flatten___main___closed__1;
+x_366 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_364, x_365);
+x_367 = 0;
+x_368 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_369 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_369, 0, x_366);
+lean_ctor_set(x_369, 1, x_368);
+lean_ctor_set_uint8(x_369, sizeof(void*)*2, x_367);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_370 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_333);
+x_371 = lean_box(1);
+x_372 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_372, 0, x_371);
-lean_ctor_set(x_372, 1, x_310);
-if (lean_is_scalar(x_311)) {
- x_373 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_372, 1, x_370);
+lean_ctor_set_uint8(x_372, sizeof(void*)*2, x_367);
+x_373 = lean_unsigned_to_nat(2u);
+x_374 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_374, 0, x_373);
+lean_ctor_set(x_374, 1, x_372);
+x_375 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_375, 0, x_369);
+lean_ctor_set(x_375, 1, x_374);
+lean_ctor_set_uint8(x_375, sizeof(void*)*2, x_367);
+x_376 = lean_format_group(x_375);
+x_377 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_377, 0, x_319);
+lean_ctor_set(x_377, 1, x_376);
+lean_ctor_set_uint8(x_377, sizeof(void*)*2, x_367);
+if (lean_is_scalar(x_332)) {
+ x_378 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_373 = x_311;
+ x_378 = x_332;
 }
-lean_ctor_set(x_373, 0, x_370);
-lean_ctor_set(x_373, 1, x_372);
+lean_ctor_set(x_378, 0, x_339);
+lean_ctor_set(x_378, 1, x_377);
+if (lean_is_scalar(x_320)) {
+ x_379 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_379 = x_320;
+}
+lean_ctor_set(x_379, 0, x_338);
+lean_ctor_set(x_379, 1, x_378);
 x_7 = x_13;
-x_8 = x_373;
+x_8 = x_379;
 goto _start;
 }
 }
 }
 else
 {
-lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; uint8_t x_383; lean_object* x_384; lean_object* x_385; lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; uint8_t x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; 
-x_375 = lean_ctor_get(x_8, 0);
-lean_inc(x_375);
+lean_object* x_381; lean_object* x_382; lean_object* x_383; lean_object* x_384; 
+lean_dec(x_333);
+x_381 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_381, 0, x_321);
+lean_ctor_set(x_381, 1, x_317);
+if (lean_is_scalar(x_334)) {
+ x_382 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_382 = x_334;
+}
+lean_ctor_set(x_382, 0, x_331);
+if (lean_is_scalar(x_332)) {
+ x_383 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_383 = x_332;
+}
+lean_ctor_set(x_383, 0, x_382);
+lean_ctor_set(x_383, 1, x_319);
+if (lean_is_scalar(x_320)) {
+ x_384 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_384 = x_320;
+}
+lean_ctor_set(x_384, 0, x_381);
+lean_ctor_set(x_384, 1, x_383);
+x_7 = x_13;
+x_8 = x_384;
+goto _start;
+}
+}
+}
+else
+{
+lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; uint8_t x_394; lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; uint8_t x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+x_386 = lean_ctor_get(x_8, 0);
+lean_inc(x_386);
 if (lean_is_exclusive(x_8)) {
  lean_ctor_release(x_8, 0);
  lean_ctor_release(x_8, 1);
- x_376 = x_8;
+ x_387 = x_8;
 } else {
  lean_dec_ref(x_8);
- x_376 = lean_box(0);
+ x_387 = lean_box(0);
 }
-x_377 = lean_ctor_get(x_15, 0);
-lean_inc(x_377);
-x_378 = lean_ctor_get(x_15, 1);
-lean_inc(x_378);
+x_388 = lean_ctor_get(x_15, 0);
+lean_inc(x_388);
+x_389 = lean_ctor_get(x_15, 1);
+lean_inc(x_389);
 if (lean_is_exclusive(x_15)) {
  lean_ctor_release(x_15, 0);
  lean_ctor_release(x_15, 1);
- x_379 = x_15;
+ x_390 = x_15;
 } else {
  lean_dec_ref(x_15);
- x_379 = lean_box(0);
+ x_390 = lean_box(0);
 }
-x_380 = lean_ctor_get(x_307, 2);
-lean_inc(x_380);
-x_381 = lean_ctor_get(x_307, 3);
-lean_inc(x_381);
-x_382 = lean_ctor_get(x_307, 4);
-lean_inc(x_382);
-lean_dec(x_307);
-x_383 = l_Lean_Format_isNil(x_378);
+x_391 = lean_ctor_get(x_316, 2);
+lean_inc(x_391);
+x_392 = lean_ctor_get(x_316, 3);
+lean_inc(x_392);
+x_393 = lean_ctor_get(x_316, 4);
+lean_inc(x_393);
+lean_dec(x_316);
+x_394 = l_Lean_Format_isNil(x_389);
 lean_inc(x_2);
-x_384 = l_Lean_MetavarContext_instantiateMVars(x_2, x_381);
-x_385 = lean_ctor_get(x_384, 0);
-lean_inc(x_385);
-lean_dec(x_384);
+x_395 = l_Lean_MetavarContext_instantiateMVars(x_2, x_392);
+x_396 = lean_ctor_get(x_395, 0);
+lean_inc(x_396);
+lean_dec(x_395);
 lean_inc(x_2);
-x_386 = l_Lean_MetavarContext_instantiateMVars(x_2, x_382);
-x_387 = lean_ctor_get(x_386, 0);
-lean_inc(x_387);
+x_397 = l_Lean_MetavarContext_instantiateMVars(x_2, x_393);
+x_398 = lean_ctor_get(x_397, 0);
+lean_inc(x_398);
+lean_dec(x_397);
+x_399 = l_Lean_Name_toString___closed__1;
+x_400 = l_Lean_Name_toStringWithSep___main(x_399, x_391);
+x_401 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_401, 0, x_400);
+x_402 = 0;
+x_403 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
+x_404 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_404, 0, x_401);
+lean_ctor_set(x_404, 1, x_403);
+lean_ctor_set_uint8(x_404, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_405 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_396);
+x_406 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_406, 0, x_404);
+lean_ctor_set(x_406, 1, x_405);
+lean_ctor_set_uint8(x_406, sizeof(void*)*2, x_402);
+x_407 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
+x_408 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_408, 0, x_406);
+lean_ctor_set(x_408, 1, x_407);
+lean_ctor_set_uint8(x_408, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_409 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_398);
+x_410 = lean_box(1);
+x_411 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_411, 0, x_410);
+lean_ctor_set(x_411, 1, x_409);
+lean_ctor_set_uint8(x_411, sizeof(void*)*2, x_402);
+x_412 = lean_unsigned_to_nat(2u);
+x_413 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_413, 0, x_412);
+lean_ctor_set(x_413, 1, x_411);
+x_414 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_414, 0, x_408);
+lean_ctor_set(x_414, 1, x_413);
+lean_ctor_set_uint8(x_414, sizeof(void*)*2, x_402);
+x_415 = lean_format_group(x_414);
+x_416 = lean_box(0);
+x_417 = lean_box(0);
+if (x_394 == 0)
+{
+lean_object* x_452; 
+x_452 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_452, 0, x_389);
+lean_ctor_set(x_452, 1, x_410);
+lean_ctor_set_uint8(x_452, sizeof(void*)*2, x_402);
+if (lean_obj_tag(x_386) == 0)
+{
+uint8_t x_453; 
+lean_dec(x_390);
+lean_dec(x_388);
+lean_dec(x_387);
+x_453 = l_Lean_Format_isNil(x_452);
+if (x_453 == 0)
+{
+lean_object* x_454; lean_object* x_455; lean_object* x_456; lean_object* x_457; 
+x_454 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_454, 0, x_452);
+lean_ctor_set(x_454, 1, x_410);
+lean_ctor_set_uint8(x_454, sizeof(void*)*2, x_402);
+x_455 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_455, 0, x_454);
+lean_ctor_set(x_455, 1, x_415);
+lean_ctor_set_uint8(x_455, sizeof(void*)*2, x_402);
+x_456 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_456, 0, x_417);
+lean_ctor_set(x_456, 1, x_455);
+x_457 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_457, 0, x_416);
+lean_ctor_set(x_457, 1, x_456);
+x_7 = x_13;
+x_8 = x_457;
+goto _start;
+}
+else
+{
+lean_object* x_459; lean_object* x_460; lean_object* x_461; 
+x_459 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_459, 0, x_452);
+lean_ctor_set(x_459, 1, x_415);
+lean_ctor_set_uint8(x_459, sizeof(void*)*2, x_402);
+x_460 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_460, 0, x_417);
+lean_ctor_set(x_460, 1, x_459);
+x_461 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_461, 0, x_416);
+lean_ctor_set(x_461, 1, x_460);
+x_7 = x_13;
+x_8 = x_461;
+goto _start;
+}
+}
+else
+{
+x_418 = x_452;
+goto block_451;
+}
+}
+else
+{
+if (lean_obj_tag(x_386) == 0)
+{
+lean_object* x_463; lean_object* x_464; lean_object* x_465; 
+lean_dec(x_390);
+lean_dec(x_388);
+lean_dec(x_387);
+x_463 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_463, 0, x_389);
+lean_ctor_set(x_463, 1, x_415);
+lean_ctor_set_uint8(x_463, sizeof(void*)*2, x_402);
+x_464 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_464, 0, x_417);
+lean_ctor_set(x_464, 1, x_463);
+x_465 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_465, 0, x_416);
+lean_ctor_set(x_465, 1, x_464);
+x_7 = x_13;
+x_8 = x_465;
+goto _start;
+}
+else
+{
+x_418 = x_389;
+goto block_451;
+}
+}
+block_451:
+{
+if (lean_obj_tag(x_388) == 0)
+{
+uint8_t x_419; 
 lean_dec(x_386);
-x_388 = l_Lean_Name_toString___closed__1;
-x_389 = l_Lean_Name_toStringWithSep___main(x_388, x_380);
-x_390 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_390, 0, x_389);
-x_391 = 0;
-x_392 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
-x_393 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_393, 0, x_390);
-lean_ctor_set(x_393, 1, x_392);
-lean_ctor_set_uint8(x_393, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_394 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_385);
-x_395 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_395, 0, x_393);
-lean_ctor_set(x_395, 1, x_394);
-lean_ctor_set_uint8(x_395, sizeof(void*)*2, x_391);
-x_396 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__6;
-x_397 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_397, 0, x_395);
-lean_ctor_set(x_397, 1, x_396);
-lean_ctor_set_uint8(x_397, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_398 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_387);
-x_399 = lean_box(1);
-x_400 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_400, 0, x_399);
-lean_ctor_set(x_400, 1, x_398);
-lean_ctor_set_uint8(x_400, sizeof(void*)*2, x_391);
-x_401 = lean_unsigned_to_nat(2u);
-x_402 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_402, 0, x_401);
-lean_ctor_set(x_402, 1, x_400);
-x_403 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_403, 0, x_397);
-lean_ctor_set(x_403, 1, x_402);
-lean_ctor_set_uint8(x_403, sizeof(void*)*2, x_391);
-x_404 = lean_format_group(x_403);
-x_405 = lean_box(0);
-x_406 = lean_box(0);
-if (x_383 == 0)
+x_419 = l_Lean_Format_isNil(x_418);
+if (x_419 == 0)
 {
-lean_object* x_440; 
+lean_object* x_420; lean_object* x_421; lean_object* x_422; lean_object* x_423; 
+x_420 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_420, 0, x_418);
+lean_ctor_set(x_420, 1, x_410);
+lean_ctor_set_uint8(x_420, sizeof(void*)*2, x_402);
+x_421 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_421, 0, x_420);
+lean_ctor_set(x_421, 1, x_415);
+lean_ctor_set_uint8(x_421, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_422 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_422 = x_390;
+}
+lean_ctor_set(x_422, 0, x_417);
+lean_ctor_set(x_422, 1, x_421);
+if (lean_is_scalar(x_387)) {
+ x_423 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_423 = x_387;
+}
+lean_ctor_set(x_423, 0, x_416);
+lean_ctor_set(x_423, 1, x_422);
+x_7 = x_13;
+x_8 = x_423;
+goto _start;
+}
+else
+{
+lean_object* x_425; lean_object* x_426; lean_object* x_427; 
+x_425 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_425, 0, x_418);
+lean_ctor_set(x_425, 1, x_415);
+lean_ctor_set_uint8(x_425, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_426 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_426 = x_390;
+}
+lean_ctor_set(x_426, 0, x_417);
+lean_ctor_set(x_426, 1, x_425);
+if (lean_is_scalar(x_387)) {
+ x_427 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_427 = x_387;
+}
+lean_ctor_set(x_427, 0, x_416);
+lean_ctor_set(x_427, 1, x_426);
+x_7 = x_13;
+x_8 = x_427;
+goto _start;
+}
+}
+else
+{
+lean_object* x_429; lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; lean_object* x_434; lean_object* x_435; lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_440; uint8_t x_441; 
+x_429 = lean_ctor_get(x_388, 0);
+lean_inc(x_429);
+lean_dec(x_388);
+x_430 = l_List_reverse___rarg(x_386);
+x_431 = l_Lean_Format_flatten___main___closed__1;
+x_432 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_430, x_431);
+x_433 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_434 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_434, 0, x_432);
+lean_ctor_set(x_434, 1, x_433);
+lean_ctor_set_uint8(x_434, sizeof(void*)*2, x_402);
+lean_inc(x_3);
+lean_inc(x_4);
+lean_inc(x_2);
+lean_inc(x_1);
+x_435 = l_Lean_ppExpr(x_1, x_2, x_4, x_3, x_429);
+x_436 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_436, 0, x_410);
+lean_ctor_set(x_436, 1, x_435);
+lean_ctor_set_uint8(x_436, sizeof(void*)*2, x_402);
+x_437 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_437, 0, x_412);
+lean_ctor_set(x_437, 1, x_436);
+x_438 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_438, 0, x_434);
+lean_ctor_set(x_438, 1, x_437);
+lean_ctor_set_uint8(x_438, sizeof(void*)*2, x_402);
+x_439 = lean_format_group(x_438);
 x_440 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_440, 0, x_378);
-lean_ctor_set(x_440, 1, x_399);
-lean_ctor_set_uint8(x_440, sizeof(void*)*2, x_391);
-if (lean_obj_tag(x_375) == 0)
-{
-uint8_t x_441; 
-lean_dec(x_379);
-lean_dec(x_377);
-lean_dec(x_376);
+lean_ctor_set(x_440, 0, x_418);
+lean_ctor_set(x_440, 1, x_439);
+lean_ctor_set_uint8(x_440, sizeof(void*)*2, x_402);
 x_441 = l_Lean_Format_isNil(x_440);
 if (x_441 == 0)
 {
 lean_object* x_442; lean_object* x_443; lean_object* x_444; lean_object* x_445; 
 x_442 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_442, 0, x_440);
-lean_ctor_set(x_442, 1, x_399);
-lean_ctor_set_uint8(x_442, sizeof(void*)*2, x_391);
+lean_ctor_set(x_442, 1, x_410);
+lean_ctor_set_uint8(x_442, sizeof(void*)*2, x_402);
 x_443 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_443, 0, x_442);
-lean_ctor_set(x_443, 1, x_404);
-lean_ctor_set_uint8(x_443, sizeof(void*)*2, x_391);
-x_444 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_444, 0, x_406);
+lean_ctor_set(x_443, 1, x_415);
+lean_ctor_set_uint8(x_443, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_444 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_444 = x_390;
+}
+lean_ctor_set(x_444, 0, x_417);
 lean_ctor_set(x_444, 1, x_443);
-x_445 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_445, 0, x_405);
+if (lean_is_scalar(x_387)) {
+ x_445 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_445 = x_387;
+}
+lean_ctor_set(x_445, 0, x_416);
 lean_ctor_set(x_445, 1, x_444);
 x_7 = x_13;
 x_8 = x_445;
@@ -3638,205 +3841,27 @@ else
 lean_object* x_447; lean_object* x_448; lean_object* x_449; 
 x_447 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_447, 0, x_440);
-lean_ctor_set(x_447, 1, x_404);
-lean_ctor_set_uint8(x_447, sizeof(void*)*2, x_391);
-x_448 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_448, 0, x_406);
+lean_ctor_set(x_447, 1, x_415);
+lean_ctor_set_uint8(x_447, sizeof(void*)*2, x_402);
+if (lean_is_scalar(x_390)) {
+ x_448 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_448 = x_390;
+}
+lean_ctor_set(x_448, 0, x_417);
 lean_ctor_set(x_448, 1, x_447);
-x_449 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_449, 0, x_405);
+if (lean_is_scalar(x_387)) {
+ x_449 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_449 = x_387;
+}
+lean_ctor_set(x_449, 0, x_416);
 lean_ctor_set(x_449, 1, x_448);
 x_7 = x_13;
 x_8 = x_449;
 goto _start;
 }
 }
-else
-{
-x_407 = x_440;
-goto block_439;
-}
-}
-else
-{
-if (lean_obj_tag(x_375) == 0)
-{
-lean_object* x_451; lean_object* x_452; lean_object* x_453; 
-lean_dec(x_379);
-lean_dec(x_377);
-lean_dec(x_376);
-x_451 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_451, 0, x_378);
-lean_ctor_set(x_451, 1, x_404);
-lean_ctor_set_uint8(x_451, sizeof(void*)*2, x_391);
-x_452 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_452, 0, x_406);
-lean_ctor_set(x_452, 1, x_451);
-x_453 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_453, 0, x_405);
-lean_ctor_set(x_453, 1, x_452);
-x_7 = x_13;
-x_8 = x_453;
-goto _start;
-}
-else
-{
-x_407 = x_378;
-goto block_439;
-}
-}
-block_439:
-{
-if (lean_obj_tag(x_377) == 0)
-{
-uint8_t x_408; 
-lean_dec(x_375);
-x_408 = l_Lean_Format_isNil(x_407);
-if (x_408 == 0)
-{
-lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; 
-x_409 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_409, 0, x_407);
-lean_ctor_set(x_409, 1, x_399);
-lean_ctor_set_uint8(x_409, sizeof(void*)*2, x_391);
-x_410 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_410, 0, x_409);
-lean_ctor_set(x_410, 1, x_404);
-lean_ctor_set_uint8(x_410, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_411 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_411 = x_379;
-}
-lean_ctor_set(x_411, 0, x_406);
-lean_ctor_set(x_411, 1, x_410);
-if (lean_is_scalar(x_376)) {
- x_412 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_412 = x_376;
-}
-lean_ctor_set(x_412, 0, x_405);
-lean_ctor_set(x_412, 1, x_411);
-x_7 = x_13;
-x_8 = x_412;
-goto _start;
-}
-else
-{
-lean_object* x_414; lean_object* x_415; lean_object* x_416; 
-x_414 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_414, 0, x_407);
-lean_ctor_set(x_414, 1, x_404);
-lean_ctor_set_uint8(x_414, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_415 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_415 = x_379;
-}
-lean_ctor_set(x_415, 0, x_406);
-lean_ctor_set(x_415, 1, x_414);
-if (lean_is_scalar(x_376)) {
- x_416 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_416 = x_376;
-}
-lean_ctor_set(x_416, 0, x_405);
-lean_ctor_set(x_416, 1, x_415);
-x_7 = x_13;
-x_8 = x_416;
-goto _start;
-}
-}
-else
-{
-lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; lean_object* x_422; lean_object* x_423; lean_object* x_424; lean_object* x_425; lean_object* x_426; lean_object* x_427; lean_object* x_428; uint8_t x_429; 
-x_418 = lean_ctor_get(x_377, 0);
-lean_inc(x_418);
-lean_dec(x_377);
-x_419 = l_Lean_Format_flatten___main___closed__1;
-x_420 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_375, x_419);
-x_421 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_422 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_422, 0, x_420);
-lean_ctor_set(x_422, 1, x_421);
-lean_ctor_set_uint8(x_422, sizeof(void*)*2, x_391);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_423 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_418);
-x_424 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_424, 0, x_399);
-lean_ctor_set(x_424, 1, x_423);
-lean_ctor_set_uint8(x_424, sizeof(void*)*2, x_391);
-x_425 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_425, 0, x_401);
-lean_ctor_set(x_425, 1, x_424);
-x_426 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_426, 0, x_422);
-lean_ctor_set(x_426, 1, x_425);
-lean_ctor_set_uint8(x_426, sizeof(void*)*2, x_391);
-x_427 = lean_format_group(x_426);
-x_428 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_428, 0, x_407);
-lean_ctor_set(x_428, 1, x_427);
-lean_ctor_set_uint8(x_428, sizeof(void*)*2, x_391);
-x_429 = l_Lean_Format_isNil(x_428);
-if (x_429 == 0)
-{
-lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; 
-x_430 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_430, 0, x_428);
-lean_ctor_set(x_430, 1, x_399);
-lean_ctor_set_uint8(x_430, sizeof(void*)*2, x_391);
-x_431 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_431, 0, x_430);
-lean_ctor_set(x_431, 1, x_404);
-lean_ctor_set_uint8(x_431, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_432 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_432 = x_379;
-}
-lean_ctor_set(x_432, 0, x_406);
-lean_ctor_set(x_432, 1, x_431);
-if (lean_is_scalar(x_376)) {
- x_433 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_433 = x_376;
-}
-lean_ctor_set(x_433, 0, x_405);
-lean_ctor_set(x_433, 1, x_432);
-x_7 = x_13;
-x_8 = x_433;
-goto _start;
-}
-else
-{
-lean_object* x_435; lean_object* x_436; lean_object* x_437; 
-x_435 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_435, 0, x_428);
-lean_ctor_set(x_435, 1, x_404);
-lean_ctor_set_uint8(x_435, sizeof(void*)*2, x_391);
-if (lean_is_scalar(x_379)) {
- x_436 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_436 = x_379;
-}
-lean_ctor_set(x_436, 0, x_406);
-lean_ctor_set(x_436, 1, x_435);
-if (lean_is_scalar(x_376)) {
- x_437 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_437 = x_376;
-}
-lean_ctor_set(x_437, 0, x_405);
-lean_ctor_set(x_437, 1, x_436);
-x_7 = x_13;
-x_8 = x_437;
-goto _start;
-}
-}
 }
 }
 }
@@ -3947,303 +3972,303 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_ppGoal(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Lean_ppGoal(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-lean_object* x_6; 
+lean_object* x_5; 
 lean_inc(x_2);
-x_6 = lean_metavar_ctx_find_decl(x_2, x_5);
-if (lean_obj_tag(x_6) == 0)
+x_5 = lean_metavar_ctx_find_decl(x_2, x_4);
+if (lean_obj_tag(x_5) == 0)
 {
-lean_object* x_7; 
-lean_dec(x_4);
+lean_object* x_6; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_7 = l_Lean_ppGoal___closed__2;
-return x_7;
+x_6 = l_Lean_ppGoal___closed__2;
+return x_6;
 }
 else
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_8 = lean_ctor_get(x_6, 0);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+x_7 = lean_ctor_get(x_5, 0);
+lean_inc(x_7);
+lean_dec(x_5);
+x_8 = lean_ctor_get(x_7, 1);
+lean_inc(x_8);
+x_9 = l_Lean_ppGoal___closed__4;
 lean_inc(x_8);
-lean_dec(x_6);
-x_9 = lean_ctor_get(x_8, 1);
-lean_inc(x_9);
-x_10 = l_Lean_ppGoal___closed__4;
-lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_11 = l_Lean_LocalContext_foldlM___at_Lean_ppGoal___spec__2(x_1, x_2, x_3, x_4, x_9, x_10);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
+x_10 = l_Lean_LocalContext_foldlM___at_Lean_ppGoal___spec__2(x_1, x_2, x_3, x_8, x_8, x_9);
+x_11 = lean_ctor_get(x_10, 1);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 0);
 lean_inc(x_12);
+lean_dec(x_10);
 x_13 = lean_ctor_get(x_11, 0);
 lean_inc(x_13);
-lean_dec(x_11);
-x_14 = lean_ctor_get(x_12, 0);
+x_14 = lean_ctor_get(x_11, 1);
 lean_inc(x_14);
-x_15 = lean_ctor_get(x_12, 1);
-lean_inc(x_15);
-lean_dec(x_12);
-x_16 = l_Lean_Format_isNil(x_15);
-x_17 = lean_ctor_get(x_8, 2);
-lean_inc(x_17);
-lean_inc(x_4);
+lean_dec(x_11);
+x_15 = l_Lean_Format_isNil(x_14);
+x_16 = lean_ctor_get(x_7, 2);
+lean_inc(x_16);
 lean_inc(x_3);
+lean_inc(x_8);
 lean_inc(x_2);
 lean_inc(x_1);
-x_18 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_17);
-x_19 = lean_unsigned_to_nat(2u);
-x_20 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_18);
-x_21 = lean_ctor_get(x_8, 0);
-lean_inc(x_21);
-lean_dec(x_8);
-if (x_16 == 0)
+x_17 = l_Lean_ppExpr(x_1, x_2, x_8, x_3, x_16);
+x_18 = lean_unsigned_to_nat(2u);
+x_19 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+x_20 = lean_ctor_get(x_7, 0);
+lean_inc(x_20);
+lean_dec(x_7);
+if (x_15 == 0)
 {
-uint8_t x_60; lean_object* x_61; lean_object* x_62; 
-x_60 = 0;
-x_61 = lean_box(1);
-x_62 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_62, 0, x_15);
-lean_ctor_set(x_62, 1, x_61);
-lean_ctor_set_uint8(x_62, sizeof(void*)*2, x_60);
-if (lean_obj_tag(x_13) == 0)
-{
-lean_dec(x_14);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_22 = x_62;
-goto block_59;
-}
-else
-{
-if (lean_obj_tag(x_14) == 0)
+uint8_t x_59; lean_object* x_60; lean_object* x_61; 
+x_59 = 0;
+x_60 = lean_box(1);
+x_61 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_61, 0, x_14);
+lean_ctor_set(x_61, 1, x_60);
+lean_ctor_set_uint8(x_61, sizeof(void*)*2, x_59);
+if (lean_obj_tag(x_12) == 0)
 {
 lean_dec(x_13);
-lean_dec(x_4);
+lean_dec(x_8);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_22 = x_62;
-goto block_59;
+x_21 = x_61;
+goto block_58;
 }
 else
 {
-lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; 
-x_63 = lean_ctor_get(x_14, 0);
-lean_inc(x_63);
-lean_dec(x_14);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_dec(x_12);
+lean_dec(x_8);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_21 = x_61;
+goto block_58;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; 
+x_62 = lean_ctor_get(x_13, 0);
+lean_inc(x_62);
+lean_dec(x_13);
+x_63 = l_List_reverse___rarg(x_12);
 x_64 = l_Lean_Format_flatten___main___closed__1;
-x_65 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_13, x_64);
+x_65 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_63, x_64);
 x_66 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
 x_67 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_67, 0, x_65);
 lean_ctor_set(x_67, 1, x_66);
-lean_ctor_set_uint8(x_67, sizeof(void*)*2, x_60);
-x_68 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_63);
+lean_ctor_set_uint8(x_67, sizeof(void*)*2, x_59);
+x_68 = l_Lean_ppExpr(x_1, x_2, x_8, x_3, x_62);
 x_69 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_69, 0, x_61);
+lean_ctor_set(x_69, 0, x_60);
 lean_ctor_set(x_69, 1, x_68);
-lean_ctor_set_uint8(x_69, sizeof(void*)*2, x_60);
+lean_ctor_set_uint8(x_69, sizeof(void*)*2, x_59);
 x_70 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_70, 0, x_19);
+lean_ctor_set(x_70, 0, x_18);
 lean_ctor_set(x_70, 1, x_69);
 x_71 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_71, 0, x_67);
 lean_ctor_set(x_71, 1, x_70);
-lean_ctor_set_uint8(x_71, sizeof(void*)*2, x_60);
+lean_ctor_set_uint8(x_71, sizeof(void*)*2, x_59);
 x_72 = lean_format_group(x_71);
 x_73 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_73, 0, x_62);
+lean_ctor_set(x_73, 0, x_61);
 lean_ctor_set(x_73, 1, x_72);
-lean_ctor_set_uint8(x_73, sizeof(void*)*2, x_60);
-x_22 = x_73;
-goto block_59;
+lean_ctor_set_uint8(x_73, sizeof(void*)*2, x_59);
+x_21 = x_73;
+goto block_58;
 }
 }
 }
 else
 {
+if (lean_obj_tag(x_12) == 0)
+{
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_21 = x_14;
+goto block_58;
+}
+else
+{
 if (lean_obj_tag(x_13) == 0)
 {
-lean_dec(x_14);
-lean_dec(x_4);
+lean_dec(x_12);
+lean_dec(x_8);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_22 = x_15;
-goto block_59;
+x_21 = x_14;
+goto block_58;
 }
 else
 {
-if (lean_obj_tag(x_14) == 0)
-{
-lean_dec(x_13);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_22 = x_15;
-goto block_59;
-}
-else
-{
-lean_object* x_74; lean_object* x_75; lean_object* x_76; uint8_t x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; 
-x_74 = lean_ctor_get(x_14, 0);
+lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; uint8_t x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; 
+x_74 = lean_ctor_get(x_13, 0);
 lean_inc(x_74);
-lean_dec(x_14);
-x_75 = l_Lean_Format_flatten___main___closed__1;
-x_76 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_13, x_75);
-x_77 = 0;
-x_78 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
-x_79 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_79, 0, x_76);
-lean_ctor_set(x_79, 1, x_78);
-lean_ctor_set_uint8(x_79, sizeof(void*)*2, x_77);
-x_80 = l_Lean_ppExpr(x_1, x_2, x_3, x_4, x_74);
-x_81 = lean_box(1);
-x_82 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_82, 0, x_81);
-lean_ctor_set(x_82, 1, x_80);
-lean_ctor_set_uint8(x_82, sizeof(void*)*2, x_77);
-x_83 = lean_alloc_ctor(3, 2, 0);
-lean_ctor_set(x_83, 0, x_19);
-lean_ctor_set(x_83, 1, x_82);
-x_84 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_84, 0, x_79);
+lean_dec(x_13);
+x_75 = l_List_reverse___rarg(x_12);
+x_76 = l_Lean_Format_flatten___main___closed__1;
+x_77 = l_Lean_Format_joinSep___main___at_Lean_ppGoal___spec__1(x_75, x_76);
+x_78 = 0;
+x_79 = l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__2;
+x_80 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_80, 0, x_77);
+lean_ctor_set(x_80, 1, x_79);
+lean_ctor_set_uint8(x_80, sizeof(void*)*2, x_78);
+x_81 = l_Lean_ppExpr(x_1, x_2, x_8, x_3, x_74);
+x_82 = lean_box(1);
+x_83 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_83, 0, x_82);
+lean_ctor_set(x_83, 1, x_81);
+lean_ctor_set_uint8(x_83, sizeof(void*)*2, x_78);
+x_84 = lean_alloc_ctor(3, 2, 0);
+lean_ctor_set(x_84, 0, x_18);
 lean_ctor_set(x_84, 1, x_83);
-lean_ctor_set_uint8(x_84, sizeof(void*)*2, x_77);
-x_85 = lean_format_group(x_84);
-x_86 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_86, 0, x_15);
-lean_ctor_set(x_86, 1, x_85);
-lean_ctor_set_uint8(x_86, sizeof(void*)*2, x_77);
-x_22 = x_86;
-goto block_59;
+x_85 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_85, 0, x_80);
+lean_ctor_set(x_85, 1, x_84);
+lean_ctor_set_uint8(x_85, sizeof(void*)*2, x_78);
+x_86 = lean_format_group(x_85);
+x_87 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_87, 0, x_14);
+lean_ctor_set(x_87, 1, x_86);
+lean_ctor_set_uint8(x_87, sizeof(void*)*2, x_78);
+x_21 = x_87;
+goto block_58;
 }
 }
 }
-block_59:
+block_58:
 {
-uint8_t x_23; 
-x_23 = l_Lean_Format_isNil(x_22);
-if (x_23 == 0)
+uint8_t x_22; 
+x_22 = l_Lean_Format_isNil(x_21);
+if (x_22 == 0)
 {
-uint8_t x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-x_24 = 0;
-x_25 = lean_box(1);
-x_26 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_26, 0, x_22);
-lean_ctor_set(x_26, 1, x_25);
-lean_ctor_set_uint8(x_26, sizeof(void*)*2, x_24);
-x_27 = l_Lean_ppGoal___closed__6;
-x_28 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_28, 0, x_26);
-lean_ctor_set(x_28, 1, x_27);
-lean_ctor_set_uint8(x_28, sizeof(void*)*2, x_24);
-x_29 = l_Lean_Format_flatten___main___closed__1;
+uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+x_23 = 0;
+x_24 = lean_box(1);
+x_25 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_25, 0, x_21);
+lean_ctor_set(x_25, 1, x_24);
+lean_ctor_set_uint8(x_25, sizeof(void*)*2, x_23);
+x_26 = l_Lean_ppGoal___closed__6;
+x_27 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_27, 0, x_25);
+lean_ctor_set(x_27, 1, x_26);
+lean_ctor_set_uint8(x_27, sizeof(void*)*2, x_23);
+x_28 = l_Lean_Format_flatten___main___closed__1;
+x_29 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+lean_ctor_set_uint8(x_29, sizeof(void*)*2, x_23);
 x_30 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_30, 0, x_28);
-lean_ctor_set(x_30, 1, x_29);
-lean_ctor_set_uint8(x_30, sizeof(void*)*2, x_24);
-x_31 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_20);
-lean_ctor_set_uint8(x_31, sizeof(void*)*2, x_24);
-if (lean_obj_tag(x_21) == 0)
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_19);
+lean_ctor_set_uint8(x_30, sizeof(void*)*2, x_23);
+if (lean_obj_tag(x_20) == 0)
 {
-return x_31;
+return x_30;
 }
 else
 {
-lean_object* x_41; 
-x_41 = lean_box(0);
-x_32 = x_41;
-goto block_40;
+lean_object* x_40; 
+x_40 = lean_box(0);
+x_31 = x_40;
+goto block_39;
 }
-block_40:
+block_39:
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
-lean_dec(x_32);
-x_33 = l_Lean_Name_toString___closed__1;
-x_34 = l_Lean_Name_toStringWithSep___main(x_33, x_21);
-x_35 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_35, 0, x_34);
-x_36 = l_Lean_ppGoal___closed__8;
+lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
+lean_dec(x_31);
+x_32 = l_Lean_Name_toString___closed__1;
+x_33 = l_Lean_Name_toStringWithSep___main(x_32, x_20);
+x_34 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_34, 0, x_33);
+x_35 = l_Lean_ppGoal___closed__8;
+x_36 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_36, 0, x_35);
+lean_ctor_set(x_36, 1, x_34);
+lean_ctor_set_uint8(x_36, sizeof(void*)*2, x_23);
 x_37 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_37, 1, x_35);
-lean_ctor_set_uint8(x_37, sizeof(void*)*2, x_24);
+lean_ctor_set(x_37, 1, x_24);
+lean_ctor_set_uint8(x_37, sizeof(void*)*2, x_23);
 x_38 = lean_alloc_ctor(4, 2, 1);
 lean_ctor_set(x_38, 0, x_37);
-lean_ctor_set(x_38, 1, x_25);
-lean_ctor_set_uint8(x_38, sizeof(void*)*2, x_24);
-x_39 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_39, 0, x_38);
-lean_ctor_set(x_39, 1, x_31);
-lean_ctor_set_uint8(x_39, sizeof(void*)*2, x_24);
-return x_39;
+lean_ctor_set(x_38, 1, x_30);
+lean_ctor_set_uint8(x_38, sizeof(void*)*2, x_23);
+return x_38;
 }
 }
 else
 {
-uint8_t x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-x_42 = 0;
-x_43 = l_Lean_ppGoal___closed__6;
-x_44 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_44, 0, x_22);
-lean_ctor_set(x_44, 1, x_43);
-lean_ctor_set_uint8(x_44, sizeof(void*)*2, x_42);
-x_45 = l_Lean_Format_flatten___main___closed__1;
+uint8_t x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_41 = 0;
+x_42 = l_Lean_ppGoal___closed__6;
+x_43 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_43, 0, x_21);
+lean_ctor_set(x_43, 1, x_42);
+lean_ctor_set_uint8(x_43, sizeof(void*)*2, x_41);
+x_44 = l_Lean_Format_flatten___main___closed__1;
+x_45 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_45, 0, x_43);
+lean_ctor_set(x_45, 1, x_44);
+lean_ctor_set_uint8(x_45, sizeof(void*)*2, x_41);
 x_46 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-lean_ctor_set_uint8(x_46, sizeof(void*)*2, x_42);
-x_47 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_47, 0, x_46);
-lean_ctor_set(x_47, 1, x_20);
-lean_ctor_set_uint8(x_47, sizeof(void*)*2, x_42);
-if (lean_obj_tag(x_21) == 0)
+lean_ctor_set(x_46, 0, x_45);
+lean_ctor_set(x_46, 1, x_19);
+lean_ctor_set_uint8(x_46, sizeof(void*)*2, x_41);
+if (lean_obj_tag(x_20) == 0)
 {
-return x_47;
+return x_46;
 }
 else
 {
-lean_object* x_58; 
-x_58 = lean_box(0);
-x_48 = x_58;
-goto block_57;
+lean_object* x_57; 
+x_57 = lean_box(0);
+x_47 = x_57;
+goto block_56;
 }
-block_57:
+block_56:
 {
-lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-lean_dec(x_48);
-x_49 = l_Lean_Name_toString___closed__1;
-x_50 = l_Lean_Name_toStringWithSep___main(x_49, x_21);
-x_51 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_51, 0, x_50);
-x_52 = l_Lean_ppGoal___closed__8;
-x_53 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_53, 0, x_52);
-lean_ctor_set(x_53, 1, x_51);
-lean_ctor_set_uint8(x_53, sizeof(void*)*2, x_42);
-x_54 = lean_box(1);
+lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
+lean_dec(x_47);
+x_48 = l_Lean_Name_toString___closed__1;
+x_49 = l_Lean_Name_toStringWithSep___main(x_48, x_20);
+x_50 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_50, 0, x_49);
+x_51 = l_Lean_ppGoal___closed__8;
+x_52 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_50);
+lean_ctor_set_uint8(x_52, sizeof(void*)*2, x_41);
+x_53 = lean_box(1);
+x_54 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_54, 0, x_52);
+lean_ctor_set(x_54, 1, x_53);
+lean_ctor_set_uint8(x_54, sizeof(void*)*2, x_41);
 x_55 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_55, 0, x_53);
-lean_ctor_set(x_55, 1, x_54);
-lean_ctor_set_uint8(x_55, sizeof(void*)*2, x_42);
-x_56 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_56, 0, x_55);
-lean_ctor_set(x_56, 1, x_47);
-lean_ctor_set_uint8(x_56, sizeof(void*)*2, x_42);
-return x_56;
+lean_ctor_set(x_55, 0, x_54);
+lean_ctor_set(x_55, 1, x_46);
+lean_ctor_set_uint8(x_55, sizeof(void*)*2, x_41);
+return x_55;
 }
 }
 }