diff --git a/stage0/src/Lean/Elab/Command.lean b/stage0/src/Lean/Elab/Command.lean
index 75ef3fb207..08f28f8872 100644
--- a/stage0/src/Lean/Elab/Command.lean
+++ b/stage0/src/Lean/Elab/Command.lean
@@ -544,44 +544,58 @@ fun stx => withoutModifyingEnv do
   let n := `_eval;
   ctx ← read;
   env ← getEnv;
-  let addAndCompile := fun value => do {
+  let addAndCompile (value : Expr) : TermElabM Unit := do {
     type ← Term.inferType ref value;
     let decl := Declaration.defnDecl { name := n, lparams := [], type := type,
       value := value, hints := ReducibilityHints.opaque, isUnsafe := true };
     Term.addDecl ref decl;
     Term.compileDecl ref decl
   };
-  act ← runTermElabM (some n) fun _ => do {
-    e    ← Term.elabTerm term none;
-    Term.synthesizeSyntheticMVars false;
-    if env.contains `Lean.MetaHasEval then do
-      -- modify `e` to `fun env opts => MetaHasEval.eval (hideUnit := false) env opts e`
-      e ← Term.withLocalDecl ref `env BinderInfo.default (mkConst `Lean.Environment) fun env =>
-        Term.withLocalDecl ref `opts BinderInfo.default (mkConst `Lean.Options) fun opts => do {
-          e ← Term.mkAppM ref `Lean.MetaHasEval.eval #[env, opts, e, toExpr false];
-          Term.mkLambda ref #[env, opts] e
-        };
-      addAndCompile e;
-      env ← Term.getEnv;
-      opts ← Term.getOptions;
-      match env.evalConst (Environment → Options → IO Unit) n with
-      | Except.error e => Term.throwError ref e
-      | Except.ok act  => pure $ act env opts
-    else do
-      -- fall back to non-meta eval if MetaHasEval hasn't been defined yet
-      -- modify e to `HasEval.eval (hideUnit := false) e`
+  let elabMetaEval : CommandElabM Unit := do {
+    act : IO Environment ← runTermElabM (some n) fun _ => do {
+      e    ← Term.elabTerm term none;
+      Term.synthesizeSyntheticMVars false;
+        e ← Term.withLocalDecl ref `env BinderInfo.default (mkConst `Lean.Environment) fun env =>
+          Term.withLocalDecl ref `opts BinderInfo.default (mkConst `Lean.Options) fun opts => do {
+            e ← Term.mkAppM ref `Lean.MetaHasEval.eval #[env, opts, e, toExpr false];
+            Term.mkLambda ref #[env, opts] e
+          };
+        addAndCompile e;
+        env ← Term.getEnv;
+        opts ← Term.getOptions;
+        match env.evalConst (Environment → Options → IO Environment) n with
+        | Except.error e => Term.throwError ref e
+        | Except.ok act  => pure $ act env opts
+    };
+    (out, res) ← liftIO ref $ IO.Prim.withIsolatedStreams act;
+    logInfo ref out;
+    match res with
+    | Except.error e => throw $ Exception.error $ ioErrorToMessage ctx ref e
+    | Except.ok env  => do setEnv env; pure ()
+  };
+  let elabEval : CommandElabM Unit := do {
+    -- fall back to non-meta eval if MetaHasEval hasn't been defined yet
+    -- modify e to `HasEval.eval (hideUnit := false) e`
+    act : IO Unit ← runTermElabM (some n) fun _ => do {
+      e    ← Term.elabTerm term none;
+      Term.synthesizeSyntheticMVars false;
       e ← Term.mkAppM ref `Lean.HasEval.eval #[e, toExpr false];
       addAndCompile e;
       env ← Term.getEnv;
       match env.evalConst (IO Unit) n with
       | Except.error e => Term.throwError ref e
       | Except.ok act  => pure act
+    };
+    (out, res) ← liftIO ref $ IO.Prim.withIsolatedStreams act;
+    logInfo ref out;
+    match res with
+    | Except.error e => throw $ Exception.error $ ioErrorToMessage ctx ref e
+    | Except.ok _    => pure ()
   };
-  (out, res) ← liftIO ref $ IO.Prim.withIsolatedStreams act;
-  logInfo ref out;
-  match res with
-  | Except.error e => throw $ Exception.error $ ioErrorToMessage ctx ref e
-  | Except.ok _    => pure ()
+  if env.contains `Lean.MetaHasEval then do
+     elabMetaEval
+  else
+    elabEval
 
 @[builtinCommandElab «eval», implementedBy elabEvalUnsafe]
 constant elabEval : CommandElab := arbitrary _
diff --git a/stage0/src/Lean/Eval.lean b/stage0/src/Lean/Eval.lean
index 60c538d1e2..aadb64fc76 100644
--- a/stage0/src/Lean/Eval.lean
+++ b/stage0/src/Lean/Eval.lean
@@ -13,10 +13,10 @@ universe u
     The basic `HasEval` class is in the prelude and should not depend on these
     types. -/
 class MetaHasEval (α : Type u) :=
-(eval : Environment → Options → α → forall (hideUnit : optParam Bool true), IO Unit)
+(eval : Environment → Options → α → forall (hideUnit : optParam Bool true), IO Environment)
 
 instance metaHasEvalOfHasEval {α : Type u} [HasEval α] : MetaHasEval α :=
-⟨fun env opts a hideUnit => HasEval.eval a hideUnit⟩
+⟨fun env opts a hideUnit => do HasEval.eval a hideUnit; pure env⟩
 
 abbrev MetaIO := ReaderT (Environment × Options) IO
 
@@ -27,7 +27,9 @@ def MetaIO.getOptions : MetaIO Options := do
 ctx ← read; pure ctx.2
 
 instance MetaIO.metaHasEval {α} [MetaHasEval α] : MetaHasEval (MetaIO α) :=
-⟨fun env opts x _ => x (env, opts) >>= MetaHasEval.eval env opts⟩
+⟨fun env opts x _ => do
+  a ← x (env, opts);
+  MetaHasEval.eval env opts a⟩
 
 instance MetaIO.monadIO : MonadIO MetaIO := {}
 
diff --git a/stage0/src/Lean/Expr.lean b/stage0/src/Lean/Expr.lean
index d8420da3d9..49ec3aa07b 100644
--- a/stage0/src/Lean/Expr.lean
+++ b/stage0/src/Lean/Expr.lean
@@ -635,6 +635,12 @@ constant abstract (e : @& Expr) (xs : @& Array Expr) : Expr := arbitrary _
 @[extern "lean_expr_abstract_range"]
 constant abstractRange (e : @& Expr) (n : @& Nat) (xs : @& Array Expr) : Expr := arbitrary _
 
+def replaceFVar (e : Expr) (fvar : Expr) (v : Expr) : Expr :=
+(e.abstract #[fvar]).instantiate1 v
+
+def replaceFVarId (e : Expr) (fvarId : FVarId) (v : Expr) : Expr :=
+replaceFVar e (mkFVar fvarId) v
+
 instance : HasToString Expr :=
 ⟨Expr.dbgToString⟩
 
diff --git a/stage0/src/Lean/Meta/AppBuilder.lean b/stage0/src/Lean/Meta/AppBuilder.lean
index 5d099b9d7a..b76a26f481 100644
--- a/stage0/src/Lean/Meta/AppBuilder.lean
+++ b/stage0/src/Lean/Meta/AppBuilder.lean
@@ -47,13 +47,16 @@ private def infer (h : Expr) : MetaM Expr := do
 hType ← inferType h;
 whnfD hType
 
+private def hasTypeMsg (e type : Expr) : MessageData :=
+indentExpr e ++ Format.line ++ "has type" ++ indentExpr type
+
 def mkEqSymm (h : Expr) : MetaM Expr :=
 if h.isAppOf `Eq.refl then pure h
 else do
   hType ← infer h;
   match hType.eq? with
   | some (α, a, b) => do u ← getLevel α; pure $ mkApp4 (mkConst `Eq.symm [u]) α a b h
-  | none => throwEx $ Exception.appBuilder `Eq.symm "equality proof expected" #[h]
+  | none => throwEx $ Exception.appBuilder `Eq.symm ("equality proof expected" ++ hasTypeMsg h hType)
 
 def mkEqTrans (h₁ h₂ : Expr) : MetaM Expr :=
 if h₁.isAppOf `Eq.refl then pure h₂
@@ -64,7 +67,8 @@ else do
   match hType₁.eq?, hType₂.eq? with
   | some (α, a, b), some (_, _, c) =>
     do u ← getLevel α; pure $ mkApp6 (mkConst `Eq.trans [u]) α a b c h₁ h₂
-  | _, _ => throwEx $ Exception.appBuilder `Eq.trans "equality proof expected" #[h₁, h₂]
+  | none, _ => throwEx $ Exception.appBuilder `Eq.trans ("equality proof expected" ++ hasTypeMsg h₁ hType₁)
+  | _, none => throwEx $ Exception.appBuilder `Eq.trans ("equality proof expected" ++ hasTypeMsg h₂ hType₂)
 
 def mkHEqSymm (h : Expr) : MetaM Expr :=
 if h.isAppOf `HEq.refl then pure h
@@ -72,7 +76,7 @@ else do
   hType ← infer h;
   match hType.heq? with
   | some (α, a, β, b) => do u ← getLevel α; pure $ mkApp5 (mkConst `HEq.symm [u]) α β a b h
-  | none => throwEx $ Exception.appBuilder `HEq.symm "heterogeneous equality proof expected" #[h]
+  | none => throwEx $ Exception.appBuilder `HEq.symm ("heterogeneous equality proof expected" ++ hasTypeMsg h hType)
 
 def mkHEqTrans (h₁ h₂ : Expr) : MetaM Expr :=
 if h₁.isAppOf `HEq.refl then pure h₂
@@ -83,17 +87,19 @@ else do
   match hType₁.heq?, hType₂.heq? with
   | some (α, a, β, b), some (_, _, γ, c) => do
     u ← getLevel α; pure $ mkApp8 (mkConst `HEq.trans [u]) α β γ a b c h₁ h₂
-  | _, _ => throwEx $ Exception.appBuilder `HEq.trans "heterogeneous equality proof expected" #[h₁, h₂]
+  | none, _ => throwEx $ Exception.appBuilder `HEq.trans ("heterogeneous equality proof expected" ++ hasTypeMsg h₁ hType₁)
+  | _, none => throwEx $ Exception.appBuilder `HEq.trans ("heterogeneous equality proof expected" ++ hasTypeMsg h₂ hType₂)
 
 def mkEqOfHEq (h : Expr) : MetaM Expr := do
 hType ← infer h;
 match hType.heq? with
 | some (α, a, β, b) => do
-  unlessM (isDefEq α β) $ throwEx $ Exception.appBuilder `eqOfHEq "heterogeneous equality types are not definitionally equal" #[α, β];
+  unlessM (isDefEq α β) $ throwEx $ Exception.appBuilder `eqOfHEq
+    ("heterogeneous equality types are not definitionally equal" ++ indentExpr α ++ Format.line ++ "is not definitionally equal to" ++ indentExpr β);
   u ← getLevel α;
   pure $ mkApp4 (mkConst `eqOfHEq [u]) α a b h
 | _ =>
-  throwEx $ Exception.appBuilder `HEq.trans "heterogeneous equality proof expected" #[h]
+  throwEx $ Exception.appBuilder `HEq.trans ("heterogeneous equality proof expected" ++ indentExpr h)
 
 def mkCongrArg (f h : Expr) : MetaM Expr := do
 hType ← infer h;
@@ -101,8 +107,8 @@ fType ← infer f;
 match fType.arrow?, hType.eq? with
 | some (α, β), some (_, a, b) => do
   u ← getLevel α; v ← getLevel β; pure $ mkApp6 (mkConst `congrArg [u, v]) α β a b f h
-| none, _ => throwEx $ Exception.appBuilder `congrArg "non-dependent function expected" #[f, h]
-| _, none => throwEx $ Exception.appBuilder `congrArg "equality proof expected" #[f, h]
+| none, _ => throwEx $ Exception.appBuilder `congrArg ("non-dependent function expected" ++ hasTypeMsg f fType)
+| _, none => throwEx $ Exception.appBuilder `congrArg ("equality proof expected" ++ hasTypeMsg h hType)
 
 def mkCongrFun (h a : Expr) : MetaM Expr := do
 hType ← infer h;
@@ -115,8 +121,8 @@ match hType.eq? with
     u ← getLevel α;
     v ← getLevel (mkApp β' a);
     pure $ mkApp6 (mkConst `congrFun [u, v]) α β' f g h a
-  | _ => throwEx $ Exception.appBuilder `congrFun "equality proof between functions expected" #[h, a]
-| _ => throwEx $ Exception.appBuilder `congrFun "equality proof expected" #[h, a]
+  | _ => throwEx $ Exception.appBuilder `congrFun ("equality proof between functions expected" ++ hasTypeMsg h hType)
+| _ => throwEx $ Exception.appBuilder `congrFun ("equality proof expected" ++ hasTypeMsg h hType)
 
 def mkCongr (h₁ h₂ : Expr) : MetaM Expr := do
 hType₁ ← infer h₁;
@@ -129,8 +135,9 @@ match hType₁.eq?, hType₂.eq? with
     u ← getLevel α;
     v ← getLevel β;
     pure $ mkApp8 (mkConst `congr [u, v]) α β f g a b h₁ h₂
-  | _ => throwEx $ Exception.appBuilder `congr "non-dependent function expected" #[h₁, h₂]
-| _, _ => throwEx $ Exception.appBuilder `congr "equality proof expected" #[h₁, h₂]
+  | _ => throwEx $ Exception.appBuilder `congr ("non-dependent function expected" ++ hasTypeMsg h₁ hType₁)
+| none, _ => throwEx $ Exception.appBuilder `congr ("equality proof expected" ++ hasTypeMsg h₁ hType₁)
+| _, none => throwEx $ Exception.appBuilder `congr ("equality proof expected" ++ hasTypeMsg h₂ hType₂)
 
 private def mkAppMFinal (methodName : Name) (f : Expr) (args : Array Expr) (instMVars : Array MVarId) : MetaM Expr := do
 instMVars.forM $ fun mvarId => do {
@@ -139,7 +146,7 @@ instMVars.forM $ fun mvarId => do {
   assignExprMVar mvarId mvarVal
 };
 result ← instantiateMVars (mkAppN f args);
-whenM (hasAssignableMVar result) $ throwEx $ Exception.appBuilder methodName "result contains metavariables" #[result];
+whenM (hasAssignableMVar result) $ throwEx $ Exception.appBuilder methodName ("result contains metavariables" ++ indentExpr result);
 pure result
 
 private partial def mkAppMAux (f : Expr) (xs : Array Expr) : Nat → Array Expr → Nat → Array MVarId → Expr → MetaM Expr
@@ -165,7 +172,7 @@ private partial def mkAppMAux (f : Expr) (xs : Array Expr) : Nat → Array Expr
   else if i == xs.size then
     mkAppMFinal `mkAppM f args instMVars
   else
-    throwEx $ Exception.appBuilder `mkAppM "too many explicit arguments provided" (#[f] ++ xs)
+    throwEx $ Exception.appBuilder `mkAppM ("too many explicit arguments provided to" ++ indentExpr f ++ Format.line ++ "arguments" ++ xs)
 
 private def mkFun (constName : Name) : MetaM (Expr × Expr) := do
 cinfo ← getConstInfo constName;
@@ -204,7 +211,7 @@ private partial def mkAppOptMAux (f : Expr) (xs : Array (Option Expr)) : Nat →
     mkAppMFinal `mkAppOptM f args instMVars
   else do
     let xs : Array Expr := xs.foldl (fun r x? => match x? with | none => r | some x => r.push x) #[];
-    throwEx $ Exception.appBuilder `mkAppOptM "too many arguments provided" (#[f] ++ xs)
+    throwEx $ Exception.appBuilder `mkAppOptM ("too many arguments provided to" ++ indentExpr f ++ Format.line ++ "arguments" ++ xs)
 
 /--
   Similar to `mkAppM`, but it allows us to specify which arguments are provided explicitly using `Option` type.
@@ -230,28 +237,28 @@ 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]
+  | none => throwEx $ Exception.appBuilder `Eq.ndrec ("equality proof expected" ++ hasTypeMsg h2 h2Type)
   | 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]
+    | _ => throwEx $ Exception.appBuilder `Eq.ndrec ("invalid motive" ++ indentExpr 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]
+  | none => throwEx $ Exception.appBuilder `Eq.rec ("equality proof expected" ++ indentExpr 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]
+    | _ => throwEx $ Exception.appBuilder `Eq.rec ("invalid motive" ++ indentExpr motive)
 
 def mkEqMP (eqProof pr : Expr) : MetaM Expr :=
 mkAppM `Eq.mp #[eqProof, pr]
@@ -263,17 +270,17 @@ def mkNoConfusion (target : Expr) (h : Expr) : MetaM Expr := do
 type ← inferType h;
 type ← whnf type;
 match type.eq? with
-| none           => throwEx $ Exception.appBuilder `noConfusion "equality expected" #[h]
+| none           => throwEx $ Exception.appBuilder `noConfusion ("equality expected" ++ hasTypeMsg h type)
 | some (α, a, b) => do
   α ← whnf α;
   env ← getEnv;
   let f := α.getAppFn;
-  matchConst env f (fun _ => throwEx $ Exception.appBuilder `noConfusion "inductive type expected" #[α]) $ fun cinfo us =>
+  matchConst env f (fun _ => throwEx $ Exception.appBuilder `noConfusion ("inductive type expected" ++ indentExpr α)) $ fun cinfo us =>
     match cinfo with
     | ConstantInfo.inductInfo v => do
       u ← getLevel target;
       pure $ mkAppN (mkConst (mkNameStr v.name "noConfusion") (u :: us)) (α.getAppArgs ++ #[target, a, b, h])
-    | _ => throwEx $ Exception.appBuilder `noConfusion "inductive type expected" #[α]
+    | _ => throwEx $ Exception.appBuilder `noConfusion ("inductive type expected" ++ indentExpr α)
 
 def mkPure (m : Expr) (e : Expr) : MetaM Expr := do
 mkAppOptM `HasPure.pure #[m, none, none, e]
@@ -288,7 +295,7 @@ partial def mkProjection : Expr → Name → MetaM Expr
   match type.getAppFn with
   | Expr.const structName us _ => do
     env ← getEnv;
-    unless (isStructureLike env structName) $ throwEx $ Exception.appBuilder `mkProjectionn "structure expected" #[s];
+    unless (isStructureLike env structName) $ throwEx $ Exception.appBuilder `mkProjectionn ("structure expected" ++ hasTypeMsg s type);
     match getProjFnForField? env structName fieldName with
     | some projFn =>
       let params := type.getAppArgs;
@@ -306,8 +313,32 @@ partial def mkProjection : Expr → Name → MetaM Expr
         };
       match r? with
       | some r => pure r
-      | none   => throwEx $ Exception.appBuilder `mkProjectionn ("invalid field name '" ++ toString fieldName ++ "'") #[s]
-  | _ => throwEx $ Exception.appBuilder `mkProjectionn "structure expected" #[s]
+      | none   => throwEx $ Exception.appBuilder `mkProjectionn ("invalid field name '" ++ toString fieldName ++ "' for" ++ hasTypeMsg s type)
+  | _ => throwEx $ Exception.appBuilder `mkProjectionn ("structure expected" ++ hasTypeMsg s type)
+
+private def mkListLitAux (nil : Expr) (cons : Expr) : List Expr → Expr
+| []    => nil
+| x::xs => mkApp (mkApp cons x) (mkListLitAux xs)
+
+private def getDecLevel (methodName : Name) (type : Expr) : MetaM Level := do
+u ← getLevel type;
+match u.dec with
+| none   => throwEx $ Exception.appBuilder methodName ("invalid universe level, " ++ toString u ++ " is not greater than 0" ++ indentExpr type)
+| some u => pure u
+
+def mkListLit (type : Expr) (xs : List Expr) : MetaM Expr := do
+u   ← getDecLevel `mkListLit type;
+let nil := mkApp (mkConst `List.nil [u]) type;
+match xs with
+| [] => pure nil
+| _  =>
+  let cons := mkApp (mkConst `List.cons [u]) type;
+  pure $ mkListLitAux nil cons xs
+
+def mkArrayLit (type : Expr) (xs : List Expr) : MetaM Expr := do
+u ← getDecLevel `mkArrayLit type;
+listLit ← mkListLit type xs;
+pure (mkApp (mkApp (mkConst `List.toArray [u]) type) listLit)
 
 end Meta
 end Lean
diff --git a/stage0/src/Lean/Meta/Basic.lean b/stage0/src/Lean/Meta/Basic.lean
index f365f5fcf0..9dfe5d8475 100644
--- a/stage0/src/Lean/Meta/Basic.lean
+++ b/stage0/src/Lean/Meta/Basic.lean
@@ -783,6 +783,23 @@ let fvar := mkFVar fvarId;
 adaptReader (fun (ctx : Context) => { ctx with lctx := lctx }) $
   withNewFVar fvar type k
 
+def withExistingLocalDecls {α} (decls : List LocalDecl) (k : MetaM α) : MetaM α := do
+ctx ← read;
+let numLocalInstances := ctx.localInstances.size;
+let lctx := decls.foldl (fun (lctx : LocalContext) decl => lctx.addDecl decl) ctx.lctx;
+adaptReader (fun (ctx : Context) => { ctx with lctx := lctx }) do
+  newLocalInsts ← decls.foldlM
+    (fun (newlocalInsts : Array LocalInstance) (decl : LocalDecl) => do
+      c? ← isClass decl.type;
+      match c? with
+      | none   => pure newlocalInsts
+      | some c => pure $ newlocalInsts.push { className := c, fvar := decl.toExpr })
+    ctx.localInstances;
+  if newLocalInsts.size == numLocalInstances then
+    k
+  else
+    resettingSynthInstanceCache $ adaptReader (fun (ctx : Context) => { ctx with localInstances := newLocalInsts }) k
+
 /--
   Save cache and `MetavarContext`, bump the `MetavarContext` depth, execute `x`,
   and restore saved data. -/
diff --git a/stage0/src/Lean/Meta/Exception.lean b/stage0/src/Lean/Meta/Exception.lean
index efdcc5fbf6..47ad40443c 100644
--- a/stage0/src/Lean/Meta/Exception.lean
+++ b/stage0/src/Lean/Meta/Exception.lean
@@ -33,13 +33,13 @@ inductive Exception
 | letTypeMismatch      (fvarId : FVarId) (ctx : ExceptionContext)
 | appTypeMismatch      (f a : Expr) (ctx : ExceptionContext)
 | notInstance          (e : Expr) (ctx : ExceptionContext)
-| appBuilder           (op : Name) (msg : String) (args : Array Expr) (ctx : ExceptionContext)
+| appBuilder           (op : Name) (msg : MessageData) (ctx : ExceptionContext)
 | synthInstance        (inst : Expr) (ctx : ExceptionContext)
 | tactic               (tacticName : Name) (mvarId : MVarId) (msg : MessageData) (ctx : ExceptionContext)
 | generalizeTelescope  (es : Array Expr) (ctx : ExceptionContext)
 | kernel               (ex : KernelException) (opts : Options)
 | bug                  (b : Bug) (ctx : ExceptionContext)
-| other                (msg : String)
+| other                (msg : MessageData)
 
 namespace Exception
 instance : Inhabited Exception := ⟨other ""⟩
@@ -62,13 +62,13 @@ def toStr : Exception → String
 | letTypeMismatch _ _           => "type mismatch at let-expression"
 | appTypeMismatch _ _ _         => "application type mismatch"
 | notInstance _ _               => "type class instance expected"
-| appBuilder _ _ _ _            => "application builder failure"
+| appBuilder _ _ _              => "application builder failure"
 | synthInstance _ _             => "type class instance synthesis failed"
 | tactic tacName _ _ _          => "tactic '" ++ toString tacName ++ "' failed"
 | generalizeTelescope _ _       => "generalize telescope"
 | kernel _ _                    => "kernel exception"
 | bug _ _                       => "bug"
-| other s                       => s
+| other s                       => toString $ fmt s
 
 instance : HasToString Exception := ⟨toStr⟩
 
@@ -93,7 +93,7 @@ def toTraceMessageData : Exception → MessageData
 | letTypeMismatch fvarId ctx      => mkCtx ctx $ `letTypeMismatch ++ " " ++ mkFVar fvarId
 | appTypeMismatch f a ctx         => mkCtx ctx $ `appTypeMismatch ++ " " ++ mkApp f a
 | notInstance i ctx               => mkCtx ctx $ `notInstance ++ " " ++ i
-| appBuilder op msg args ctx      => mkCtx ctx $ `appBuilder ++ " " ++ op ++ " " ++ args ++ " " ++ msg
+| appBuilder op msg ctx           => mkCtx ctx $ `appBuilder ++ " " ++ op ++ " " ++ msg
 | synthInstance inst ctx          => mkCtx ctx $ `synthInstance ++ " " ++ inst
 | tactic tacName mvarId msg ctx   => mkCtx ctx $ `tacticFailure ++ " " ++ tacName ++ " " ++ msg
 | generalizeTelescope es ctx      => mkCtx ctx $ `generalizeTelescope ++ " " ++ es
diff --git a/stage0/src/Lean/Meta/Message.lean b/stage0/src/Lean/Meta/Message.lean
index 074dc03e2f..a6f2e9c5ad 100644
--- a/stage0/src/Lean/Meta/Message.lean
+++ b/stage0/src/Lean/Meta/Message.lean
@@ -71,7 +71,7 @@ def toMessageData : Exception → MessageData
 | letTypeMismatch fvarId ctx      => mkLetTypeMismatchMessage fvarId ctx
 | appTypeMismatch f a ctx         => mkAppTypeMismatchMessage f a ctx
 | notInstance i ctx               => mkCtx ctx $ "not a type class instance " ++ i
-| appBuilder op msg args ctx      => mkCtx ctx $ "application builder failure " ++ op ++ " " ++ args ++ " " ++ msg
+| appBuilder op msg ctx           => mkCtx ctx $ "application builder failure " ++ op ++ " " ++ msg
 | synthInstance inst ctx          => mkCtx ctx $ "failed to synthesize" ++ indentExpr inst
 | tactic tacName mvarId msg ctx   => mkCtx ctx $ "tactic '" ++ tacName ++ "' failed, " ++ msg ++ Format.line ++ MessageData.ofGoal mvarId
 | generalizeTelescope es ctx      => mkCtx ctx $ "failed to create telescope generalizing " ++ es
diff --git a/stage0/src/Lean/Meta/Tactic/Subst.lean b/stage0/src/Lean/Meta/Tactic/Subst.lean
index 5919d7650f..1b96253852 100644
--- a/stage0/src/Lean/Meta/Tactic/Subst.lean
+++ b/stage0/src/Lean/Meta/Tactic/Subst.lean
@@ -66,9 +66,9 @@ withMVarContext mvarId $ do
             pure (fvarSubst, mvarId)
           };
           if depElim then do
-            let newType := (type.abstract #[a]).instantiate1 b;
+            let newType := type.replaceFVar a b;
             reflB ← mkEqRefl b;
-            let newType := (newType.abstract #[h]).instantiate1 reflB;
+            let newType := newType.replaceFVar h reflB;
             if symm then do
               motive ← mkLambda #[a, h] type;
               continue motive newType
@@ -82,13 +82,13 @@ withMVarContext mvarId $ do
               motive ← withLocalDecl `_h hAuxType BinderInfo.default $ fun hAux => do {
                 hAuxSymm ← mkEqSymm hAux;
                 /- replace h in type with hAuxSymm -/
-                let newType := (type.abstract #[h]).instantiate1 hAuxSymm;
+                let newType := type.replaceFVar h hAuxSymm;
                 mkLambda #[a, hAux] newType
               };
               continue motive newType
           else do
             motive ← mkLambda #[a] type;
-            let newType := (type.abstract #[a]).instantiate1 b;
+            let newType := type.replaceFVar a b;
             continue motive newType
     | _ =>
       throwTacticEx `subst mvarId $
diff --git a/stage0/src/Lean/Util/CollectLevelParams.lean b/stage0/src/Lean/Util/CollectLevelParams.lean
index 810ee32bfd..2b417436fc 100644
--- a/stage0/src/Lean/Util/CollectLevelParams.lean
+++ b/stage0/src/Lean/Util/CollectLevelParams.lean
@@ -47,6 +47,15 @@ partial def main : Expr → Visitor
 | Expr.sort u _        => visitLevel collect u
 | _                    => id
 
+private partial def getUnusedLevelParamAux (s : CollectLevelParams.State) (pre : Name) : Nat → Level
+| i =>
+  let v := mkLevelParam (pre.appendIndexAfter i);
+  if s.visitedLevel.contains v then getUnusedLevelParamAux (i+1) else v
+
+def State.getUnusedLevelParam (s : CollectLevelParams.State) (pre : Name := `v) : Level :=
+let v := mkLevelParam pre;
+if s.visitedLevel.contains v then getUnusedLevelParamAux s pre 1 else v
+
 end CollectLevelParams
 
 def collectLevelParams (s : CollectLevelParams.State) (e : Expr) : CollectLevelParams.State :=
diff --git a/stage0/src/frontends/lean/builtin_cmds.cpp b/stage0/src/frontends/lean/builtin_cmds.cpp
index 371cd9b343..4619072314 100644
--- a/stage0/src/frontends/lean/builtin_cmds.cpp
+++ b/stage0/src/frontends/lean/builtin_cmds.cpp
@@ -411,8 +411,12 @@ static environment eval_cmd(parser & p) {
         msg << string_to_std(str);
         msg.report();
         dec_ref(str);
+        return p.env();
+    } else if (meta_eval_instance) {
+        return environment(io_result_get_value(r.raw()), true);
+    } else {
+        return p.env();
     }
-    return p.env();
 }
 
 environment compact_tst_cmd(parser & p) {
diff --git a/stage0/stdlib/Lean/Delaborator.c b/stage0/stdlib/Lean/Delaborator.c
index b3edc42c88..ed4a5ba499 100644
--- a/stage0/stdlib/Lean/Delaborator.c
+++ b/stage0/stdlib/Lean/Delaborator.c
@@ -53,6 +53,7 @@ lean_object* l_Lean_Expr_bindingDomain_x21(lean_object*);
 extern lean_object* l_Lean_Parser_Term_explicit___elambda__1___closed__1;
 uint8_t l_Lean_getPPCoercions(lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_Delaborator_delabLam___spec__1(lean_object*, lean_object*);
+lean_object* l_Lean_Delaborator_delab___closed__3;
 lean_object* l___regBuiltin_Lean_Delaborator_delabCoeFun(lean_object*);
 lean_object* l_Lean_Delaborator_delab(lean_object*, lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
@@ -106,7 +107,6 @@ lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_getExprKind___closed__21;
 lean_object* lean_array_get_size(lean_object*);
 extern lean_object* l_Lean_Parser_Term_depArrow___elambda__1___closed__2;
-lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_getExprKind___closed__8;
 lean_object* l_Lean_Level_quote___main___closed__3;
 lean_object* l_Lean_Delaborator_getExprKind___closed__17;
@@ -198,6 +198,7 @@ extern lean_object* l_Lean_Parser_Term_instBinder___elambda__1___closed__2;
 lean_object* l_Lean_Level_quote___main___closed__1;
 lean_object* l_Lean_Delaborator_mkDelabAttribute___closed__5;
 lean_object* l_Lean_Level_quote___main___lambda__4___closed__1;
+lean_object* l_Lean_Delaborator_delab___closed__2;
 lean_object* l_Lean_Delaborator_delabOfNat___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Delaborator_whenPPOption(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Delaborator_delabAppExplicit(lean_object*);
@@ -211,6 +212,7 @@ lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* l_Lean_Delaborator_delabAppImplicit___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_mkHashMapImp___rarg(lean_object*);
+extern lean_object* l_Lean_Elab_Term_mkConst___closed__4;
 lean_object* l_Lean_Delaborator_delabSort___closed__5;
 lean_object* l___regBuiltin_Lean_Delaborator_delabProjectionApp___closed__1;
 extern lean_object* l_Lean_Unhygienic_MonadQuotation___closed__4;
@@ -229,7 +231,6 @@ lean_object* l_Lean_Delaborator_delabAppImplicit___closed__5;
 extern lean_object* l_Std_PersistentArray_Stats_toString___closed__4;
 size_t l_Lean_Name_hash(lean_object*);
 lean_object* l_Nat_repr(lean_object*);
-extern lean_object* l_Char_HasRepr___closed__1;
 uint8_t l_Lean_LocalDecl_binderInfo(lean_object*);
 extern lean_object* l_Lean_Level_LevelToFormat_Result_format___main___closed__5;
 extern lean_object* l_Lean_Elab_Term_expandCDot_x3f___closed__3;
@@ -7684,10 +7685,30 @@ x_1 = lean_mk_string("don't know how to delaborate '");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Delaborator_delab___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Delaborator_delab___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_Lean_Delaborator_delab___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Delaborator_delab___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Delaborator_delab(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_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+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_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_4 = l_Lean_Delaborator_getExprKind(x_1, x_2, x_3);
 x_5 = lean_ctor_get(x_4, 0);
 lean_inc(x_5);
@@ -7700,120 +7721,127 @@ lean_dec(x_5);
 x_8 = l_Lean_Name_toString___closed__1;
 lean_inc(x_7);
 x_9 = l_Lean_Name_toStringWithSep___main(x_8, x_7);
-x_10 = l_Lean_Delaborator_delab___closed__1;
-x_11 = lean_string_append(x_10, x_9);
-lean_dec(x_9);
-x_12 = l_Char_HasRepr___closed__1;
-x_13 = lean_string_append(x_11, x_12);
-x_14 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-x_15 = l_Lean_Delaborator_delabFor___main(x_7, x_1, x_2, x_6);
-if (lean_obj_tag(x_15) == 0)
-{
-lean_object* x_16; 
-x_16 = lean_ctor_get(x_15, 0);
-lean_inc(x_16);
-if (lean_obj_tag(x_16) == 0)
-{
-uint8_t x_17; 
-x_17 = !lean_is_exclusive(x_15);
-if (x_17 == 0)
+x_10 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_10, 0, x_9);
+x_11 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_11, 0, x_10);
+x_12 = l_Lean_Delaborator_delab___closed__3;
+x_13 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_11);
+x_14 = l_Lean_Elab_Term_mkConst___closed__4;
+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 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_16, 0, x_15);
+x_17 = l_Lean_Delaborator_delabFor___main(x_7, x_1, x_2, x_6);
+if (lean_obj_tag(x_17) == 0)
 {
 lean_object* x_18; 
-x_18 = lean_ctor_get(x_15, 0);
-lean_dec(x_18);
-lean_ctor_set_tag(x_15, 1);
-lean_ctor_set(x_15, 0, x_14);
-return x_15;
+x_18 = lean_ctor_get(x_17, 0);
+lean_inc(x_18);
+if (lean_obj_tag(x_18) == 0)
+{
+uint8_t x_19; 
+x_19 = !lean_is_exclusive(x_17);
+if (x_19 == 0)
+{
+lean_object* x_20; 
+x_20 = lean_ctor_get(x_17, 0);
+lean_dec(x_20);
+lean_ctor_set_tag(x_17, 1);
+lean_ctor_set(x_17, 0, x_16);
+return x_17;
 }
 else
 {
-lean_object* x_19; lean_object* x_20; 
-x_19 = lean_ctor_get(x_15, 1);
-lean_inc(x_19);
-lean_dec(x_15);
-x_20 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_20, 0, x_14);
-lean_ctor_set(x_20, 1, x_19);
-return x_20;
+lean_object* x_21; lean_object* x_22; 
+x_21 = lean_ctor_get(x_17, 1);
+lean_inc(x_21);
+lean_dec(x_17);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_16);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
 }
 }
 else
 {
-uint8_t x_21; 
-lean_dec(x_14);
-x_21 = !lean_is_exclusive(x_15);
-if (x_21 == 0)
-{
-lean_object* x_22; uint8_t x_23; 
-x_22 = lean_ctor_get(x_15, 0);
-lean_dec(x_22);
-x_23 = !lean_is_exclusive(x_16);
+uint8_t x_23; 
+lean_dec(x_16);
+x_23 = !lean_is_exclusive(x_17);
 if (x_23 == 0)
 {
-return x_15;
+lean_object* x_24; uint8_t x_25; 
+x_24 = lean_ctor_get(x_17, 0);
+lean_dec(x_24);
+x_25 = !lean_is_exclusive(x_18);
+if (x_25 == 0)
+{
+return x_17;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_16, 0);
-lean_inc(x_24);
-lean_dec(x_16);
-x_25 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_15, 0, x_25);
-return x_15;
-}
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_26 = lean_ctor_get(x_15, 1);
+lean_object* x_26; lean_object* x_27; 
+x_26 = lean_ctor_get(x_18, 0);
 lean_inc(x_26);
-lean_dec(x_15);
-x_27 = lean_ctor_get(x_16, 0);
-lean_inc(x_27);
-if (lean_is_exclusive(x_16)) {
- lean_ctor_release(x_16, 0);
- x_28 = x_16;
-} else {
- lean_dec_ref(x_16);
- x_28 = lean_box(0);
+lean_dec(x_18);
+x_27 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_17, 0, x_27);
+return x_17;
 }
-if (lean_is_scalar(x_28)) {
- x_29 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_29 = x_28;
 }
-lean_ctor_set(x_29, 0, x_27);
-x_30 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_30, 0, x_29);
-lean_ctor_set(x_30, 1, x_26);
-return x_30;
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_28 = lean_ctor_get(x_17, 1);
+lean_inc(x_28);
+lean_dec(x_17);
+x_29 = lean_ctor_get(x_18, 0);
+lean_inc(x_29);
+if (lean_is_exclusive(x_18)) {
+ lean_ctor_release(x_18, 0);
+ x_30 = x_18;
+} else {
+ lean_dec_ref(x_18);
+ x_30 = lean_box(0);
+}
+if (lean_is_scalar(x_30)) {
+ x_31 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_31 = x_30;
+}
+lean_ctor_set(x_31, 0, x_29);
+x_32 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_28);
+return x_32;
 }
 }
 }
 else
 {
-uint8_t x_31; 
-lean_dec(x_14);
-x_31 = !lean_is_exclusive(x_15);
-if (x_31 == 0)
+uint8_t x_33; 
+lean_dec(x_16);
+x_33 = !lean_is_exclusive(x_17);
+if (x_33 == 0)
 {
-return x_15;
+return x_17;
 }
 else
 {
-lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_32 = lean_ctor_get(x_15, 0);
-x_33 = lean_ctor_get(x_15, 1);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_15);
-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* x_34; lean_object* x_35; lean_object* x_36; 
+x_34 = lean_ctor_get(x_17, 0);
+x_35 = lean_ctor_get(x_17, 1);
+lean_inc(x_35);
+lean_inc(x_34);
+lean_dec(x_17);
+x_36 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_36, 0, x_34);
+lean_ctor_set(x_36, 1, x_35);
+return x_36;
 }
 }
 }
@@ -18830,6 +18858,10 @@ l_Lean_Delaborator_getPPOption___closed__1 = _init_l_Lean_Delaborator_getPPOptio
 lean_mark_persistent(l_Lean_Delaborator_getPPOption___closed__1);
 l_Lean_Delaborator_delab___closed__1 = _init_l_Lean_Delaborator_delab___closed__1();
 lean_mark_persistent(l_Lean_Delaborator_delab___closed__1);
+l_Lean_Delaborator_delab___closed__2 = _init_l_Lean_Delaborator_delab___closed__2();
+lean_mark_persistent(l_Lean_Delaborator_delab___closed__2);
+l_Lean_Delaborator_delab___closed__3 = _init_l_Lean_Delaborator_delab___closed__3();
+lean_mark_persistent(l_Lean_Delaborator_delab___closed__3);
 l___regBuiltin_Lean_Delaborator_delabFVar___closed__1 = _init_l___regBuiltin_Lean_Delaborator_delabFVar___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Delaborator_delabFVar___closed__1);
 res = l___regBuiltin_Lean_Delaborator_delabFVar(lean_io_mk_world());
diff --git a/stage0/stdlib/Lean/Elab/Command.c b/stage0/stdlib/Lean/Elab/Command.c
index 0497268d58..6ada23adcc 100644
--- a/stage0/stdlib/Lean/Elab/Command.c
+++ b/stage0/stdlib/Lean/Elab/Command.c
@@ -110,7 +110,7 @@ lean_object* l_Lean_Elab_Command_liftTermElabM(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabSection(lean_object*);
 lean_object* l_Lean_Elab_Command_getCurrMacroScope___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_compileDecl(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Lean_Elab_Command_13__checkEndHeader___main(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_addInstance(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Command_3__setState(lean_object*, lean_object*, lean_object*);
@@ -130,6 +130,7 @@ lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__1;
 lean_object* l_Lean_Elab_Command_elabUniverse___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabSynth___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Command_init__quot___elambda__1___closed__2;
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_getMaxRecDepth___closed__1;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__11;
 lean_object* l_Lean_SMap_empty___at_Lean_Elab_Command_commandElabAttribute___spec__1___closed__2;
@@ -209,9 +210,7 @@ lean_object* l_Lean_Elab_Command_CommandElabM_inhabited(lean_object*);
 lean_object* l_Lean_Elab_Command_Lean_Elab_MonadMacroAdapter___closed__2;
 lean_object* l_Lean_Elab_Command_addOpenDecl(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Command_5__elabCommandUsing___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__9;
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10;
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabSynth___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_mkMessage___at_Lean_Elab_Command_throwError___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -227,14 +226,14 @@ extern lean_object* l_List_Monad;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__1;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__3;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___lambda__3___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_EnvExtension_Inhabited___rarg___closed__1;
 lean_object* l_Lean_Elab_logAt___at_Lean_Elab_Command_logTrace___spec__2(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_getOptionDecl(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_mkMessage___at_Lean_Elab_Command_throwError___spec__1(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__2;
 extern lean_object* l_Lean_numLitKind;
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabExport___closed__3;
 lean_object* l_Lean_Elab_Command_dbgTrace(lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
@@ -251,7 +250,6 @@ lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1;
 extern lean_object* l_Lean_Parser_Command_set__option___elambda__1___closed__2;
 lean_object* l_Lean_Syntax_isStrLit_x3f(lean_object*);
 lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7;
 lean_object* l_Lean_Name_append___main(lean_object*, lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__2;
 lean_object* l_Array_shrink___main___rarg(lean_object*, lean_object*);
@@ -279,7 +277,6 @@ lean_object* l_Std_mkHashMapImp___rarg(lean_object*);
 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_mkState(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6;
 lean_object* l_Lean_Elab_Command_dbgTrace___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_qsortAux___main___at_Lean_Elab_Command_sortDeclLevelParams___spec__3___boxed(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Command_namespace___elambda__1___closed__2;
@@ -321,6 +318,7 @@ lean_object* l___regBuiltin_Lean_Elab_Command_elabExport(lean_object*);
 lean_object* l_Lean_Elab_Command_getScopes(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_modifyEnv(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_withLocalDecl___rarg(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Command_elbChoice(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Command_docComment___elambda__1___closed__2;
 lean_object* l_Lean_Elab_Command_elabExport(lean_object*, lean_object*, lean_object*);
@@ -404,6 +402,8 @@ lean_object* l_Lean_Elab_Command_addUnivLevel(lean_object*, lean_object*, lean_o
 lean_object* l_Lean_Elab_Command_CommandElabCoreM_monadState___closed__4;
 extern lean_object* l_Lean_Parser_Command_universe___elambda__1___closed__2;
 lean_object* l_Lean_Elab_Command_failIfSucceeds___closed__1;
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3;
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4;
 lean_object* l_Lean_Elab_Command_failIfSucceeds___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Bool_HasRepr___closed__1;
 extern lean_object* l_Lean_Syntax_inhabited;
@@ -458,6 +458,7 @@ extern lean_object* l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
 lean_object* l_Lean_Elab_log___at_Lean_Elab_Term_logTrace___spec__1(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Elab_Term_elabUsingElabFns___closed__3;
 extern lean_object* l_Lean_EnvExtension_setState___closed__1;
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___closed__4;
 lean_object* l_Lean_Syntax_getOptionalIdent_x3f(lean_object*);
 lean_object* l_Array_filterAux___main___at_Lean_Elab_Command_sortDeclLevelParams___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_mkCommandElabAttribute___closed__2;
@@ -492,8 +493,10 @@ lean_object* l___regBuiltin_Lean_Elab_Command_elabNamespace(lean_object*);
 extern lean_object* l_Lean_Parser_Command_universes___elambda__1___closed__2;
 lean_object* l_Lean_Elab_Command_elabEnd___closed__3;
 lean_object* lean_io_ref_set(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkOptionalNode___closed__1;
 lean_object* l_Lean_Elab_Command_getLevelNames(lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3;
 lean_object* l_Lean_Elab_Command_mkCommandElabAttribute___closed__3;
 lean_object* l_Lean_SMap_find_x3f___at_Lean_Elab_Command_elabCommand___main___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_throwAlreadyDeclaredUniverseLevel___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -503,6 +506,7 @@ lean_object* l_Array_toList___rarg(lean_object*);
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___lambda__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_empty___at_Lean_Elab_Command_commandElabAttribute___spec__3;
 lean_object* l_Std_PersistentHashMap_find_x3f___at_Lean_Elab_Command_elabCommand___main___spec__2(lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1;
 lean_object* l_Lean_Elab_Command_setOption___closed__3;
 uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
 lean_object* l_Lean_PersistentEnvExtension_getState___rarg(lean_object*, lean_object*);
@@ -513,7 +517,6 @@ lean_object* l_Lean_Elab_Command_elabVariable___lambda__1___boxed(lean_object*,
 lean_object* l_Lean_Elab_Command_Lean_Elab_MonadMacroAdapter___closed__7;
 uint8_t l_Lean_DataValue_sameCtor(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabBinders___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9;
 lean_object* l_Array_qsortAux___main___at_Lean_Elab_Command_sortDeclLevelParams___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_setEnv(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Command_openSimple___elambda__1___closed__2;
@@ -528,13 +531,13 @@ lean_object* l_Lean_Elab_Command_mkCommandElabAttribute(lean_object*);
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___closed__10;
 lean_object* l_Lean_Elab_Command_modifyScope___at_Lean_Elab_Command_withDeclId___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2;
 lean_object* l_Array_foldlStepMAux___main___at_Lean_Elab_Command_elabOpenRenaming___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_MetavarContext_Inhabited___closed__1;
 lean_object* l_ReaderT_bind___at_Lean_Elab_Command_CommandElabM_monadLog___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkOptionalNode___closed__2;
 lean_object* l_Lean_Elab_Command_elabChoiceAux(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___lambda__4(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8;
 lean_object* l_Lean_Elab_Command_elabVariable___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Unhygienic_run___rarg___closed__1;
 lean_object* l_Lean_Elab_Command_elabEvalUnsafe___closed__3;
@@ -585,7 +588,6 @@ lean_object* l_Lean_Elab_Command_failIfSucceeds___closed__6;
 extern lean_object* l_Lean_Parser_regBuiltinCommandParserAttr___closed__3;
 lean_object* l_Lean_Elab_Command_elabInitQuot___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_CommandElabM_MonadQuotation;
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11;
 lean_object* l_Lean_Elab_Command_throwError___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_resolveNamespace(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_Elab_Command_elabOpenOnly___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -3404,7 +3406,7 @@ lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_2);
-x_32 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_32 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_33 = l_Lean_Elab_Command_throwError___rarg(x_1, x_32, x_3, x_7);
 x_34 = !lean_is_exclusive(x_33);
 if (x_34 == 0)
@@ -6728,7 +6730,7 @@ lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
-x_471 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_471 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_472 = l_Lean_Elab_Command_throwError___rarg(x_1, x_471, x_2, x_6);
 lean_dec(x_1);
 x_473 = !lean_is_exclusive(x_472);
@@ -21350,6 +21352,14 @@ return x_5;
 lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1() {
 _start:
 {
+lean_object* x_1; 
+x_1 = lean_mk_string("MetaHasEval");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l_Lean_Expr_isSyntheticSorry___closed__1;
@@ -21357,11 +21367,11 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2() {
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1;
+x_1 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2;
 x_2 = l_Bool_HasRepr___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
@@ -21370,58 +21380,60 @@ return x_3;
 lean_object* l_Lean_Elab_Command_elabEvalUnsafe___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* x_7, lean_object* x_8) {
 _start:
 {
-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; 
-x_9 = l_Lean_Parser_Command_eval___elambda__1___closed__1;
+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_9 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1;
 x_10 = lean_name_mk_string(x_1, x_9);
-x_11 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2;
-x_12 = l_Lean_mkConst(x_11, x_2);
-x_13 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
+x_11 = l_Lean_Parser_Command_eval___elambda__1___closed__1;
+x_12 = lean_name_mk_string(x_10, x_11);
+x_13 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3;
+x_14 = l_Lean_mkConst(x_13, x_2);
+x_15 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
 lean_inc(x_3);
-x_14 = lean_array_push(x_13, x_3);
+x_16 = lean_array_push(x_15, x_3);
 lean_inc(x_6);
-x_15 = lean_array_push(x_14, x_6);
-x_16 = lean_array_push(x_15, x_4);
-x_17 = lean_array_push(x_16, x_12);
+x_17 = lean_array_push(x_16, x_6);
+x_18 = lean_array_push(x_17, x_4);
+x_19 = lean_array_push(x_18, x_14);
 lean_inc(x_7);
-x_18 = l_Lean_Elab_Term_mkAppM(x_5, x_10, x_17, x_7, x_8);
-lean_dec(x_17);
-if (lean_obj_tag(x_18) == 0)
+x_20 = l_Lean_Elab_Term_mkAppM(x_5, x_12, x_19, x_7, x_8);
+lean_dec(x_19);
+if (lean_obj_tag(x_20) == 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; 
-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 = l_Lean_mkAppStx___closed__9;
-x_22 = lean_array_push(x_21, x_3);
-x_23 = lean_array_push(x_22, x_6);
-x_24 = l_Lean_Elab_Term_mkLambda(x_5, x_23, x_19, x_7, x_20);
-return x_24;
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+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 = l_Lean_mkAppStx___closed__9;
+x_24 = lean_array_push(x_23, x_3);
+x_25 = lean_array_push(x_24, x_6);
+x_26 = l_Lean_Elab_Term_mkLambda(x_5, x_25, x_21, x_7, x_22);
+return x_26;
 }
 else
 {
-uint8_t x_25; 
+uint8_t x_27; 
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_3);
-x_25 = !lean_is_exclusive(x_18);
-if (x_25 == 0)
+x_27 = !lean_is_exclusive(x_20);
+if (x_27 == 0)
 {
-return x_18;
+return x_20;
 }
 else
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_18, 0);
-x_27 = lean_ctor_get(x_18, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_18);
-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;
+lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_20, 0);
+x_29 = lean_ctor_get(x_20, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_20);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+return x_30;
 }
 }
 }
@@ -21452,33 +21464,34 @@ x_1 = lean_mk_string("Options");
 return x_1;
 }
 }
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__2(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) {
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__2(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_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; 
-x_9 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__3;
-x_10 = lean_name_mk_string(x_1, x_9);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; uint8_t x_13; lean_object* x_14; 
+x_8 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__3;
+lean_inc(x_1);
+x_9 = lean_name_mk_string(x_1, x_8);
 lean_inc(x_2);
-x_11 = l_Lean_mkConst(x_10, x_2);
-lean_inc(x_5);
-x_12 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___boxed), 8, 5);
-lean_closure_set(x_12, 0, x_3);
-lean_closure_set(x_12, 1, x_2);
-lean_closure_set(x_12, 2, x_6);
-lean_closure_set(x_12, 3, x_4);
-lean_closure_set(x_12, 4, x_5);
-x_13 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__2;
-x_14 = 0;
-x_15 = l_Lean_Elab_Term_withLocalDecl___rarg(x_5, x_13, x_14, x_11, x_12, x_7, x_8);
-lean_dec(x_5);
-return x_15;
+x_10 = l_Lean_mkConst(x_9, x_2);
+lean_inc(x_4);
+x_11 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___boxed), 8, 5);
+lean_closure_set(x_11, 0, x_1);
+lean_closure_set(x_11, 1, x_2);
+lean_closure_set(x_11, 2, x_5);
+lean_closure_set(x_11, 3, x_3);
+lean_closure_set(x_11, 4, x_4);
+x_12 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__2;
+x_13 = 0;
+x_14 = l_Lean_Elab_Term_withLocalDecl___rarg(x_4, x_12, x_13, x_10, x_11, x_6, x_7);
+lean_dec(x_4);
+return x_14;
 }
 }
 lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__1() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_mk_string("MetaHasEval");
+x_1 = lean_mk_string("env");
 return x_1;
 }
 }
@@ -21486,7 +21499,7 @@ lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__2()
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_mkAppStx___closed__2;
+x_1 = lean_box(0);
 x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
@@ -21496,7 +21509,7 @@ lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__3()
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_mk_string("HasEval");
+x_1 = lean_mk_string("Environment");
 return x_1;
 }
 }
@@ -21514,330 +21527,183 @@ lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5()
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__4;
-x_2 = l_Lean_Parser_Command_eval___elambda__1___closed__1;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2;
+x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__4;
 x_3 = l_Lean_mkConst(x_2, x_1);
 return x_3;
 }
 }
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7() {
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(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_1; 
-x_1 = lean_mk_string("env");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8() {
-_start:
+lean_object* x_7; uint8_t x_8; lean_object* x_9; 
+x_7 = lean_box(0);
+x_8 = 1;
+lean_inc(x_5);
+x_9 = l_Lean_Elab_Term_elabTermAux___main(x_7, x_8, x_8, x_1, x_5, x_6);
+if (lean_obj_tag(x_9) == 0)
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string("Environment");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_mkAppStx___closed__2;
-x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10;
-x_3 = l_Lean_mkConst(x_2, x_1);
-return x_3;
-}
-}
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(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; uint8_t x_9; lean_object* x_10; 
-x_8 = lean_box(0);
-x_9 = 1;
-lean_inc(x_6);
-x_10 = l_Lean_Elab_Term_elabTermAux___main(x_8, x_9, x_9, x_1, x_6, x_7);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; uint8_t x_15; lean_object* x_16; uint8_t x_133; lean_object* x_134; lean_object* x_135; 
-x_11 = lean_ctor_get(x_10, 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; lean_object* x_17; 
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+x_11 = lean_ctor_get(x_9, 1);
 lean_inc(x_11);
-x_12 = lean_ctor_get(x_10, 1);
-lean_inc(x_12);
-lean_dec(x_10);
-x_13 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__2;
-x_14 = l_Lean_Environment_contains(x_2, x_13);
-x_133 = 0;
-x_134 = lean_box(0);
-lean_inc(x_6);
-x_135 = l___private_Lean_Elab_SyntheticMVars_11__synthesizeSyntheticMVarsAux___main(x_133, x_134, x_6, x_12);
-if (x_14 == 0)
+lean_dec(x_9);
+x_12 = lean_box(0);
+x_13 = l_Lean_mkAppStx___closed__2;
+lean_inc(x_2);
+x_14 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__2), 7, 4);
+lean_closure_set(x_14, 0, x_13);
+lean_closure_set(x_14, 1, x_12);
+lean_closure_set(x_14, 2, x_10);
+lean_closure_set(x_14, 3, x_2);
+x_15 = 0;
+x_16 = lean_box(0);
+lean_inc(x_5);
+x_17 = l___private_Lean_Elab_SyntheticMVars_11__synthesizeSyntheticMVarsAux___main(x_15, x_16, x_5, x_11);
+if (lean_obj_tag(x_17) == 0)
 {
-if (lean_obj_tag(x_135) == 0)
+lean_object* x_18; lean_object* x_19; uint8_t x_20; lean_object* x_21; lean_object* x_22; 
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
+x_19 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__2;
+x_20 = 0;
+x_21 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5;
+lean_inc(x_5);
+x_22 = l_Lean_Elab_Term_withLocalDecl___rarg(x_2, x_19, x_20, x_21, x_14, x_5, x_18);
+if (lean_obj_tag(x_22) == 0)
 {
-lean_object* x_136; 
-x_136 = lean_ctor_get(x_135, 1);
-lean_inc(x_136);
-lean_dec(x_135);
-x_15 = x_133;
-x_16 = x_136;
-goto block_132;
-}
-else
-{
-uint8_t x_137; 
-lean_dec(x_11);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_137 = !lean_is_exclusive(x_135);
-if (x_137 == 0)
-{
-return x_135;
-}
-else
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; 
-x_138 = lean_ctor_get(x_135, 0);
-x_139 = lean_ctor_get(x_135, 1);
-lean_inc(x_139);
-lean_inc(x_138);
-lean_dec(x_135);
-x_140 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_140, 0, x_138);
-lean_ctor_set(x_140, 1, x_139);
-return x_140;
-}
-}
-}
-else
-{
-if (lean_obj_tag(x_135) == 0)
-{
-lean_object* x_141; 
-x_141 = lean_ctor_get(x_135, 1);
-lean_inc(x_141);
-lean_dec(x_135);
-x_15 = x_9;
-x_16 = x_141;
-goto block_132;
-}
-else
-{
-uint8_t x_142; 
-lean_dec(x_11);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_142 = !lean_is_exclusive(x_135);
-if (x_142 == 0)
-{
-return x_135;
-}
-else
-{
-lean_object* x_143; lean_object* x_144; lean_object* x_145; 
-x_143 = lean_ctor_get(x_135, 0);
-x_144 = lean_ctor_get(x_135, 1);
-lean_inc(x_144);
-lean_inc(x_143);
-lean_dec(x_135);
-x_145 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_145, 0, x_143);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-}
-block_132:
-{
-if (x_15 == 0)
-{
-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_box(0);
-x_18 = l_Lean_mkAppStx___closed__9;
-x_19 = lean_array_push(x_18, x_11);
-x_20 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6;
-x_21 = lean_array_push(x_19, x_20);
-x_22 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5;
-lean_inc(x_6);
-x_23 = l_Lean_Elab_Term_mkAppM(x_3, x_22, x_21, x_6, x_16);
-lean_dec(x_21);
-if (lean_obj_tag(x_23) == 0)
-{
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_24 = lean_ctor_get(x_23, 0);
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_23 = lean_ctor_get(x_22, 0);
+lean_inc(x_23);
+x_24 = lean_ctor_get(x_22, 1);
 lean_inc(x_24);
-x_25 = lean_ctor_get(x_23, 1);
-lean_inc(x_25);
-lean_dec(x_23);
-lean_inc(x_6);
-lean_inc(x_24);
-x_26 = l_Lean_Elab_Term_inferType(x_3, x_24, x_6, x_25);
-if (lean_obj_tag(x_26) == 0)
+lean_dec(x_22);
+lean_inc(x_5);
+lean_inc(x_23);
+x_25 = l_Lean_Elab_Term_inferType(x_2, x_23, x_5, x_24);
+if (lean_obj_tag(x_25) == 0)
 {
-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_26, 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; lean_object* x_32; 
+x_26 = lean_ctor_get(x_25, 0);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_25, 1);
 lean_inc(x_27);
-x_28 = lean_ctor_get(x_26, 1);
-lean_inc(x_28);
-lean_dec(x_26);
-lean_inc(x_4);
-x_29 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_29, 0, x_4);
-lean_ctor_set(x_29, 1, x_17);
-lean_ctor_set(x_29, 2, x_27);
-x_30 = lean_box(0);
-x_31 = lean_alloc_ctor(0, 3, 1);
-lean_ctor_set(x_31, 0, x_29);
-lean_ctor_set(x_31, 1, x_24);
-lean_ctor_set(x_31, 2, x_30);
-lean_ctor_set_uint8(x_31, sizeof(void*)*3, x_9);
-x_32 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_32, 0, x_31);
-lean_inc(x_6);
-x_33 = l_Lean_Elab_Term_addDecl(x_3, x_32, x_6, x_28);
-if (lean_obj_tag(x_33) == 0)
+lean_dec(x_25);
+lean_inc(x_3);
+x_28 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_28, 0, x_3);
+lean_ctor_set(x_28, 1, x_12);
+lean_ctor_set(x_28, 2, x_26);
+x_29 = lean_box(0);
+x_30 = lean_alloc_ctor(0, 3, 1);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_23);
+lean_ctor_set(x_30, 2, x_29);
+lean_ctor_set_uint8(x_30, sizeof(void*)*3, x_8);
+x_31 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_31, 0, x_30);
+lean_inc(x_5);
+x_32 = l_Lean_Elab_Term_addDecl(x_2, x_31, x_5, x_27);
+if (lean_obj_tag(x_32) == 0)
 {
-lean_object* x_34; lean_object* x_35; 
-x_34 = lean_ctor_get(x_33, 1);
-lean_inc(x_34);
-lean_dec(x_33);
-lean_inc(x_6);
-x_35 = l_Lean_Elab_Term_compileDecl(x_3, x_32, x_6, x_34);
+lean_object* x_33; lean_object* x_34; 
+x_33 = lean_ctor_get(x_32, 1);
+lean_inc(x_33);
 lean_dec(x_32);
-if (lean_obj_tag(x_35) == 0)
+lean_inc(x_5);
+x_34 = l_Lean_Elab_Term_compileDecl(x_2, x_31, x_5, x_33);
+lean_dec(x_31);
+if (lean_obj_tag(x_34) == 0)
 {
-lean_object* x_36; lean_object* x_37; uint8_t x_38; 
-x_36 = lean_ctor_get(x_35, 1);
-lean_inc(x_36);
-lean_dec(x_35);
-x_37 = l_Lean_Elab_Term_getEnv___rarg(x_36);
-x_38 = !lean_is_exclusive(x_37);
-if (x_38 == 0)
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; uint8_t x_40; 
+x_35 = lean_ctor_get(x_34, 1);
+lean_inc(x_35);
+lean_dec(x_34);
+x_36 = l_Lean_Elab_Term_getEnv___rarg(x_35);
+x_37 = lean_ctor_get(x_36, 0);
+lean_inc(x_37);
+x_38 = lean_ctor_get(x_36, 1);
+lean_inc(x_38);
+lean_dec(x_36);
+x_39 = l_Lean_Elab_Term_getOptions(x_5, x_38);
+x_40 = !lean_is_exclusive(x_39);
+if (x_40 == 0)
 {
-lean_object* x_39; lean_object* x_40; lean_object* x_41; 
-x_39 = lean_ctor_get(x_37, 0);
-x_40 = lean_ctor_get(x_37, 1);
-x_41 = lean_eval_const(x_39, x_4);
-lean_dec(x_4);
-lean_dec(x_39);
-if (lean_obj_tag(x_41) == 0)
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-lean_free_object(x_37);
-x_42 = lean_ctor_get(x_41, 0);
-lean_inc(x_42);
-lean_dec(x_41);
-x_43 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_43, 0, x_42);
-x_44 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_44, 0, x_43);
-x_45 = l_Lean_Elab_Term_throwError___rarg(x_3, x_44, x_6, x_40);
+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);
+x_43 = lean_eval_const(x_37, x_3);
 lean_dec(x_3);
-return x_45;
-}
-else
+if (lean_obj_tag(x_43) == 0)
 {
-lean_object* x_46; 
-lean_dec(x_6);
-lean_dec(x_3);
-x_46 = lean_ctor_get(x_41, 0);
-lean_inc(x_46);
+lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+lean_free_object(x_39);
 lean_dec(x_41);
-lean_ctor_set(x_37, 0, x_46);
-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_eval_const(x_47, x_4);
-lean_dec(x_4);
-lean_dec(x_47);
-if (lean_obj_tag(x_49) == 0)
+x_44 = lean_ctor_get(x_43, 0);
+lean_inc(x_44);
+lean_dec(x_43);
+x_45 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_45, 0, x_44);
+x_46 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_46, 0, x_45);
+x_47 = l_Lean_Elab_Term_throwError___rarg(x_2, x_46, x_5, x_42);
+lean_dec(x_2);
+return x_47;
+}
+else
 {
-lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_50 = lean_ctor_get(x_49, 0);
+lean_object* x_48; lean_object* x_49; 
+lean_dec(x_5);
+lean_dec(x_2);
+x_48 = lean_ctor_get(x_43, 0);
+lean_inc(x_48);
+lean_dec(x_43);
+x_49 = lean_apply_2(x_48, x_37, x_41);
+lean_ctor_set(x_39, 0, x_49);
+return x_39;
+}
+}
+else
+{
+lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_50 = lean_ctor_get(x_39, 0);
+x_51 = lean_ctor_get(x_39, 1);
+lean_inc(x_51);
 lean_inc(x_50);
-lean_dec(x_49);
-x_51 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_51, 0, x_50);
-x_52 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_52, 0, x_51);
-x_53 = l_Lean_Elab_Term_throwError___rarg(x_3, x_52, x_6, x_48);
+lean_dec(x_39);
+x_52 = lean_eval_const(x_37, x_3);
 lean_dec(x_3);
-return x_53;
-}
-else
+if (lean_obj_tag(x_52) == 0)
 {
-lean_object* x_54; lean_object* x_55; 
-lean_dec(x_6);
-lean_dec(x_3);
-x_54 = lean_ctor_get(x_49, 0);
-lean_inc(x_54);
-lean_dec(x_49);
-x_55 = lean_alloc_ctor(0, 2, 0);
+lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; 
+lean_dec(x_50);
+lean_dec(x_37);
+x_53 = lean_ctor_get(x_52, 0);
+lean_inc(x_53);
+lean_dec(x_52);
+x_54 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_54, 0, x_53);
+x_55 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_55, 0, x_54);
-lean_ctor_set(x_55, 1, x_48);
-return x_55;
-}
-}
-}
-else
-{
-uint8_t x_56; 
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_56 = !lean_is_exclusive(x_35);
-if (x_56 == 0)
-{
-return x_35;
+x_56 = l_Lean_Elab_Term_throwError___rarg(x_2, x_55, x_5, x_51);
+lean_dec(x_2);
+return x_56;
 }
 else
 {
 lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_57 = lean_ctor_get(x_35, 0);
-x_58 = lean_ctor_get(x_35, 1);
-lean_inc(x_58);
+lean_dec(x_5);
+lean_dec(x_2);
+x_57 = lean_ctor_get(x_52, 0);
 lean_inc(x_57);
-lean_dec(x_35);
-x_59 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_59, 0, x_57);
-lean_ctor_set(x_59, 1, x_58);
+lean_dec(x_52);
+x_58 = lean_apply_2(x_57, x_37, x_50);
+x_59 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_59, 0, x_58);
+lean_ctor_set(x_59, 1, x_51);
 return x_59;
 }
 }
@@ -21845,23 +21711,22 @@ return x_59;
 else
 {
 uint8_t x_60; 
-lean_dec(x_32);
-lean_dec(x_6);
-lean_dec(x_4);
+lean_dec(x_5);
 lean_dec(x_3);
-x_60 = !lean_is_exclusive(x_33);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_34);
 if (x_60 == 0)
 {
-return x_33;
+return x_34;
 }
 else
 {
 lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-x_61 = lean_ctor_get(x_33, 0);
-x_62 = lean_ctor_get(x_33, 1);
+x_61 = lean_ctor_get(x_34, 0);
+x_62 = lean_ctor_get(x_34, 1);
 lean_inc(x_62);
 lean_inc(x_61);
-lean_dec(x_33);
+lean_dec(x_34);
 x_63 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_63, 0, x_61);
 lean_ctor_set(x_63, 1, x_62);
@@ -21872,23 +21737,23 @@ return x_63;
 else
 {
 uint8_t x_64; 
-lean_dec(x_24);
-lean_dec(x_6);
-lean_dec(x_4);
+lean_dec(x_31);
+lean_dec(x_5);
 lean_dec(x_3);
-x_64 = !lean_is_exclusive(x_26);
+lean_dec(x_2);
+x_64 = !lean_is_exclusive(x_32);
 if (x_64 == 0)
 {
-return x_26;
+return x_32;
 }
 else
 {
 lean_object* x_65; lean_object* x_66; lean_object* x_67; 
-x_65 = lean_ctor_get(x_26, 0);
-x_66 = lean_ctor_get(x_26, 1);
+x_65 = lean_ctor_get(x_32, 0);
+x_66 = lean_ctor_get(x_32, 1);
 lean_inc(x_66);
 lean_inc(x_65);
-lean_dec(x_26);
+lean_dec(x_32);
 x_67 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_67, 0, x_65);
 lean_ctor_set(x_67, 1, x_66);
@@ -21899,22 +21764,23 @@ return x_67;
 else
 {
 uint8_t x_68; 
-lean_dec(x_6);
-lean_dec(x_4);
+lean_dec(x_23);
+lean_dec(x_5);
 lean_dec(x_3);
-x_68 = !lean_is_exclusive(x_23);
+lean_dec(x_2);
+x_68 = !lean_is_exclusive(x_25);
 if (x_68 == 0)
 {
-return x_23;
+return x_25;
 }
 else
 {
 lean_object* x_69; lean_object* x_70; lean_object* x_71; 
-x_69 = lean_ctor_get(x_23, 0);
-x_70 = lean_ctor_get(x_23, 1);
+x_69 = lean_ctor_get(x_25, 0);
+x_70 = lean_ctor_get(x_25, 1);
 lean_inc(x_70);
 lean_inc(x_69);
-lean_dec(x_23);
+lean_dec(x_25);
 x_71 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_71, 0, x_69);
 lean_ctor_set(x_71, 1, x_70);
@@ -21924,289 +21790,429 @@ return x_71;
 }
 else
 {
-lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; uint8_t x_76; lean_object* x_77; lean_object* x_78; 
-x_72 = lean_box(0);
-x_73 = l_Lean_mkAppStx___closed__2;
-lean_inc(x_3);
-x_74 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__2), 8, 5);
-lean_closure_set(x_74, 0, x_73);
-lean_closure_set(x_74, 1, x_72);
-lean_closure_set(x_74, 2, x_13);
-lean_closure_set(x_74, 3, x_11);
-lean_closure_set(x_74, 4, x_3);
-x_75 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8;
-x_76 = 0;
-x_77 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11;
-lean_inc(x_6);
-x_78 = l_Lean_Elab_Term_withLocalDecl___rarg(x_3, x_75, x_76, x_77, x_74, x_6, x_16);
-if (lean_obj_tag(x_78) == 0)
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-x_79 = lean_ctor_get(x_78, 0);
-lean_inc(x_79);
-x_80 = lean_ctor_get(x_78, 1);
-lean_inc(x_80);
-lean_dec(x_78);
-lean_inc(x_6);
-lean_inc(x_79);
-x_81 = l_Lean_Elab_Term_inferType(x_3, x_79, x_6, x_80);
-if (lean_obj_tag(x_81) == 0)
-{
-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; 
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_ctor_get(x_81, 1);
-lean_inc(x_83);
-lean_dec(x_81);
-lean_inc(x_4);
-x_84 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_84, 0, x_4);
-lean_ctor_set(x_84, 1, x_72);
-lean_ctor_set(x_84, 2, x_82);
-x_85 = lean_box(0);
-x_86 = lean_alloc_ctor(0, 3, 1);
-lean_ctor_set(x_86, 0, x_84);
-lean_ctor_set(x_86, 1, x_79);
-lean_ctor_set(x_86, 2, x_85);
-lean_ctor_set_uint8(x_86, sizeof(void*)*3, x_9);
-x_87 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_87, 0, x_86);
-lean_inc(x_6);
-x_88 = l_Lean_Elab_Term_addDecl(x_3, x_87, x_6, x_83);
-if (lean_obj_tag(x_88) == 0)
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_88, 1);
-lean_inc(x_89);
-lean_dec(x_88);
-lean_inc(x_6);
-x_90 = l_Lean_Elab_Term_compileDecl(x_3, x_87, x_6, x_89);
-lean_dec(x_87);
-if (lean_obj_tag(x_90) == 0)
-{
-lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; uint8_t x_96; 
-x_91 = lean_ctor_get(x_90, 1);
-lean_inc(x_91);
-lean_dec(x_90);
-x_92 = l_Lean_Elab_Term_getEnv___rarg(x_91);
-x_93 = lean_ctor_get(x_92, 0);
-lean_inc(x_93);
-x_94 = lean_ctor_get(x_92, 1);
-lean_inc(x_94);
-lean_dec(x_92);
-x_95 = l_Lean_Elab_Term_getOptions(x_6, x_94);
-x_96 = !lean_is_exclusive(x_95);
-if (x_96 == 0)
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; 
-x_97 = lean_ctor_get(x_95, 0);
-x_98 = lean_ctor_get(x_95, 1);
-x_99 = lean_eval_const(x_93, x_4);
-lean_dec(x_4);
-if (lean_obj_tag(x_99) == 0)
-{
-lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; 
-lean_free_object(x_95);
-lean_dec(x_97);
-lean_dec(x_93);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-lean_dec(x_99);
-x_101 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_101, 0, x_100);
-x_102 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_102, 0, x_101);
-x_103 = l_Lean_Elab_Term_throwError___rarg(x_3, x_102, x_6, x_98);
-lean_dec(x_3);
-return x_103;
-}
-else
-{
-lean_object* x_104; lean_object* x_105; 
-lean_dec(x_6);
-lean_dec(x_3);
-x_104 = lean_ctor_get(x_99, 0);
-lean_inc(x_104);
-lean_dec(x_99);
-x_105 = lean_apply_2(x_104, x_93, x_97);
-lean_ctor_set(x_95, 0, x_105);
-return x_95;
-}
-}
-else
-{
-lean_object* x_106; lean_object* x_107; lean_object* x_108; 
-x_106 = lean_ctor_get(x_95, 0);
-x_107 = lean_ctor_get(x_95, 1);
-lean_inc(x_107);
-lean_inc(x_106);
-lean_dec(x_95);
-x_108 = lean_eval_const(x_93, x_4);
-lean_dec(x_4);
-if (lean_obj_tag(x_108) == 0)
-{
-lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-lean_dec(x_106);
-lean_dec(x_93);
-x_109 = lean_ctor_get(x_108, 0);
-lean_inc(x_109);
-lean_dec(x_108);
-x_110 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_110, 0, x_109);
-x_111 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_111, 0, x_110);
-x_112 = l_Lean_Elab_Term_throwError___rarg(x_3, x_111, x_6, x_107);
-lean_dec(x_3);
-return x_112;
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; 
-lean_dec(x_6);
-lean_dec(x_3);
-x_113 = lean_ctor_get(x_108, 0);
-lean_inc(x_113);
-lean_dec(x_108);
-x_114 = lean_apply_2(x_113, x_93, x_106);
-x_115 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_115, 0, x_114);
-lean_ctor_set(x_115, 1, x_107);
-return x_115;
-}
-}
-}
-else
-{
-uint8_t x_116; 
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_116 = !lean_is_exclusive(x_90);
-if (x_116 == 0)
-{
-return x_90;
-}
-else
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; 
-x_117 = lean_ctor_get(x_90, 0);
-x_118 = lean_ctor_get(x_90, 1);
-lean_inc(x_118);
-lean_inc(x_117);
-lean_dec(x_90);
-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
-{
-uint8_t x_120; 
-lean_dec(x_87);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_120 = !lean_is_exclusive(x_88);
-if (x_120 == 0)
-{
-return x_88;
-}
-else
-{
-lean_object* x_121; lean_object* x_122; lean_object* x_123; 
-x_121 = lean_ctor_get(x_88, 0);
-x_122 = lean_ctor_get(x_88, 1);
-lean_inc(x_122);
-lean_inc(x_121);
-lean_dec(x_88);
-x_123 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_123, 0, x_121);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-}
-else
-{
-uint8_t x_124; 
-lean_dec(x_79);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_124 = !lean_is_exclusive(x_81);
-if (x_124 == 0)
-{
-return x_81;
-}
-else
-{
-lean_object* x_125; lean_object* x_126; lean_object* x_127; 
-x_125 = lean_ctor_get(x_81, 0);
-x_126 = lean_ctor_get(x_81, 1);
-lean_inc(x_126);
-lean_inc(x_125);
-lean_dec(x_81);
-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
-{
-uint8_t x_128; 
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_3);
-x_128 = !lean_is_exclusive(x_78);
-if (x_128 == 0)
-{
-return x_78;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; lean_object* x_131; 
-x_129 = lean_ctor_get(x_78, 0);
-x_130 = lean_ctor_get(x_78, 1);
-lean_inc(x_130);
-lean_inc(x_129);
-lean_dec(x_78);
-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
-{
-uint8_t x_146; 
-lean_dec(x_6);
-lean_dec(x_4);
+uint8_t x_72; 
+lean_dec(x_5);
 lean_dec(x_3);
 lean_dec(x_2);
-x_146 = !lean_is_exclusive(x_10);
-if (x_146 == 0)
+x_72 = !lean_is_exclusive(x_22);
+if (x_72 == 0)
 {
-return x_10;
+return x_22;
 }
 else
 {
-lean_object* x_147; lean_object* x_148; lean_object* x_149; 
-x_147 = lean_ctor_get(x_10, 0);
-x_148 = lean_ctor_get(x_10, 1);
-lean_inc(x_148);
-lean_inc(x_147);
-lean_dec(x_10);
-x_149 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_149, 0, x_147);
-lean_ctor_set(x_149, 1, x_148);
-return x_149;
+lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+x_73 = lean_ctor_get(x_22, 0);
+x_74 = lean_ctor_get(x_22, 1);
+lean_inc(x_74);
+lean_inc(x_73);
+lean_dec(x_22);
+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
+{
+uint8_t x_76; 
+lean_dec(x_14);
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+x_76 = !lean_is_exclusive(x_17);
+if (x_76 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_77; lean_object* x_78; lean_object* x_79; 
+x_77 = lean_ctor_get(x_17, 0);
+x_78 = lean_ctor_get(x_17, 1);
+lean_inc(x_78);
+lean_inc(x_77);
+lean_dec(x_17);
+x_79 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_79, 0, x_77);
+lean_ctor_set(x_79, 1, x_78);
+return x_79;
+}
+}
+}
+else
+{
+uint8_t x_80; 
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+x_80 = !lean_is_exclusive(x_9);
+if (x_80 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_81; lean_object* x_82; lean_object* x_83; 
+x_81 = lean_ctor_get(x_9, 0);
+x_82 = lean_ctor_get(x_9, 1);
+lean_inc(x_82);
+lean_inc(x_81);
+lean_dec(x_9);
+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;
+}
+}
+}
+}
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("HasEval");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkAppStx___closed__2;
+x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2;
+x_2 = l_Lean_Parser_Command_eval___elambda__1___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3;
+x_3 = l_Lean_mkConst(x_2, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4(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; lean_object* x_9; 
+x_7 = lean_box(0);
+x_8 = 1;
+lean_inc(x_5);
+x_9 = l_Lean_Elab_Term_elabTermAux___main(x_7, x_8, x_8, x_1, x_5, x_6);
+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; uint8_t x_17; lean_object* x_18; lean_object* x_19; 
+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_box(0);
+x_13 = l_Lean_mkAppStx___closed__9;
+x_14 = lean_array_push(x_13, x_10);
+x_15 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4;
+x_16 = lean_array_push(x_14, x_15);
+x_17 = 0;
+x_18 = lean_box(0);
+lean_inc(x_5);
+x_19 = l___private_Lean_Elab_SyntheticMVars_11__synthesizeSyntheticMVarsAux___main(x_17, x_18, x_5, x_11);
+if (lean_obj_tag(x_19) == 0)
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_19, 1);
+lean_inc(x_20);
+lean_dec(x_19);
+x_21 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3;
+lean_inc(x_5);
+x_22 = l_Lean_Elab_Term_mkAppM(x_2, x_21, x_16, x_5, x_20);
+lean_dec(x_16);
+if (lean_obj_tag(x_22) == 0)
+{
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_23 = lean_ctor_get(x_22, 0);
+lean_inc(x_23);
+x_24 = lean_ctor_get(x_22, 1);
+lean_inc(x_24);
+lean_dec(x_22);
+lean_inc(x_5);
+lean_inc(x_23);
+x_25 = l_Lean_Elab_Term_inferType(x_2, x_23, x_5, x_24);
+if (lean_obj_tag(x_25) == 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; lean_object* x_32; 
+x_26 = lean_ctor_get(x_25, 0);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_25, 1);
+lean_inc(x_27);
+lean_dec(x_25);
+lean_inc(x_3);
+x_28 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_28, 0, x_3);
+lean_ctor_set(x_28, 1, x_12);
+lean_ctor_set(x_28, 2, x_26);
+x_29 = lean_box(0);
+x_30 = lean_alloc_ctor(0, 3, 1);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_23);
+lean_ctor_set(x_30, 2, x_29);
+lean_ctor_set_uint8(x_30, sizeof(void*)*3, x_8);
+x_31 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_31, 0, x_30);
+lean_inc(x_5);
+x_32 = l_Lean_Elab_Term_addDecl(x_2, x_31, x_5, x_27);
+if (lean_obj_tag(x_32) == 0)
+{
+lean_object* x_33; lean_object* x_34; 
+x_33 = lean_ctor_get(x_32, 1);
+lean_inc(x_33);
+lean_dec(x_32);
+lean_inc(x_5);
+x_34 = l_Lean_Elab_Term_compileDecl(x_2, x_31, x_5, x_33);
+lean_dec(x_31);
+if (lean_obj_tag(x_34) == 0)
+{
+lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+x_35 = lean_ctor_get(x_34, 1);
+lean_inc(x_35);
+lean_dec(x_34);
+x_36 = l_Lean_Elab_Term_getEnv___rarg(x_35);
+x_37 = !lean_is_exclusive(x_36);
+if (x_37 == 0)
+{
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_ctor_get(x_36, 1);
+x_40 = lean_eval_const(x_38, x_3);
+lean_dec(x_3);
+lean_dec(x_38);
+if (lean_obj_tag(x_40) == 0)
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; 
+lean_free_object(x_36);
+x_41 = lean_ctor_get(x_40, 0);
+lean_inc(x_41);
+lean_dec(x_40);
+x_42 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_42, 0, x_41);
+x_43 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_43, 0, x_42);
+x_44 = l_Lean_Elab_Term_throwError___rarg(x_2, x_43, x_5, x_39);
+return x_44;
+}
+else
+{
+lean_object* x_45; 
+lean_dec(x_5);
+x_45 = lean_ctor_get(x_40, 0);
+lean_inc(x_45);
+lean_dec(x_40);
+lean_ctor_set(x_36, 0, x_45);
+return x_36;
+}
+}
+else
+{
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_36, 0);
+x_47 = lean_ctor_get(x_36, 1);
+lean_inc(x_47);
+lean_inc(x_46);
+lean_dec(x_36);
+x_48 = lean_eval_const(x_46, x_3);
+lean_dec(x_3);
+lean_dec(x_46);
+if (lean_obj_tag(x_48) == 0)
+{
+lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_49 = lean_ctor_get(x_48, 0);
+lean_inc(x_49);
+lean_dec(x_48);
+x_50 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_50, 0, x_49);
+x_51 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_51, 0, x_50);
+x_52 = l_Lean_Elab_Term_throwError___rarg(x_2, x_51, x_5, x_47);
+return x_52;
+}
+else
+{
+lean_object* x_53; lean_object* x_54; 
+lean_dec(x_5);
+x_53 = lean_ctor_get(x_48, 0);
+lean_inc(x_53);
+lean_dec(x_48);
+x_54 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_54, 0, x_53);
+lean_ctor_set(x_54, 1, x_47);
+return x_54;
+}
+}
+}
+else
+{
+uint8_t x_55; 
+lean_dec(x_5);
+lean_dec(x_3);
+x_55 = !lean_is_exclusive(x_34);
+if (x_55 == 0)
+{
+return x_34;
+}
+else
+{
+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
+{
+uint8_t x_59; 
+lean_dec(x_31);
+lean_dec(x_5);
+lean_dec(x_3);
+x_59 = !lean_is_exclusive(x_32);
+if (x_59 == 0)
+{
+return x_32;
+}
+else
+{
+lean_object* x_60; lean_object* x_61; lean_object* x_62; 
+x_60 = lean_ctor_get(x_32, 0);
+x_61 = lean_ctor_get(x_32, 1);
+lean_inc(x_61);
+lean_inc(x_60);
+lean_dec(x_32);
+x_62 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_62, 0, x_60);
+lean_ctor_set(x_62, 1, x_61);
+return x_62;
+}
+}
+}
+else
+{
+uint8_t x_63; 
+lean_dec(x_23);
+lean_dec(x_5);
+lean_dec(x_3);
+x_63 = !lean_is_exclusive(x_25);
+if (x_63 == 0)
+{
+return x_25;
+}
+else
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; 
+x_64 = lean_ctor_get(x_25, 0);
+x_65 = lean_ctor_get(x_25, 1);
+lean_inc(x_65);
+lean_inc(x_64);
+lean_dec(x_25);
+x_66 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_66, 0, x_64);
+lean_ctor_set(x_66, 1, x_65);
+return x_66;
+}
+}
+}
+else
+{
+uint8_t x_67; 
+lean_dec(x_5);
+lean_dec(x_3);
+x_67 = !lean_is_exclusive(x_22);
+if (x_67 == 0)
+{
+return x_22;
+}
+else
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; 
+x_68 = lean_ctor_get(x_22, 0);
+x_69 = lean_ctor_get(x_22, 1);
+lean_inc(x_69);
+lean_inc(x_68);
+lean_dec(x_22);
+x_70 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_70, 0, x_68);
+lean_ctor_set(x_70, 1, x_69);
+return x_70;
+}
+}
+}
+else
+{
+uint8_t x_71; 
+lean_dec(x_16);
+lean_dec(x_5);
+lean_dec(x_3);
+x_71 = !lean_is_exclusive(x_19);
+if (x_71 == 0)
+{
+return x_19;
+}
+else
+{
+lean_object* x_72; lean_object* x_73; lean_object* x_74; 
+x_72 = lean_ctor_get(x_19, 0);
+x_73 = lean_ctor_get(x_19, 1);
+lean_inc(x_73);
+lean_inc(x_72);
+lean_dec(x_19);
+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
+{
+uint8_t x_75; 
+lean_dec(x_5);
+lean_dec(x_3);
+x_75 = !lean_is_exclusive(x_9);
+if (x_75 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+x_76 = lean_ctor_get(x_9, 0);
+x_77 = lean_ctor_get(x_9, 1);
+lean_inc(x_77);
+lean_inc(x_76);
+lean_dec(x_9);
+x_78 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_78, 0, x_76);
+lean_ctor_set(x_78, 1, x_77);
+return x_78;
 }
 }
 }
@@ -22239,6 +22245,16 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
+lean_object* _init_l_Lean_Elab_Command_elabEvalUnsafe___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkAppStx___closed__2;
+x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
 lean_object* l_Lean_Elab_Command_elabEvalUnsafe(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -22249,399 +22265,818 @@ lean_inc(x_2);
 x_6 = l_Lean_Elab_Command_getEnv(x_2, x_3);
 if (lean_obj_tag(x_6) == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_21; lean_object* x_22; lean_object* x_55; 
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_21; lean_object* x_22; lean_object* x_33; lean_object* x_34; lean_object* x_57; lean_object* x_58; lean_object* x_86; 
 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);
 lean_inc(x_2);
-x_55 = l_Lean_Elab_Command_getEnv(x_2, x_8);
-if (lean_obj_tag(x_55) == 0)
+x_86 = l_Lean_Elab_Command_getEnv(x_2, x_8);
+if (lean_obj_tag(x_86) == 0)
 {
-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_55, 0);
-lean_inc(x_56);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-lean_dec(x_55);
-x_58 = l_Lean_Elab_Command_elabEvalUnsafe___closed__2;
-lean_inc(x_1);
-x_59 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___boxed), 7, 4);
-lean_closure_set(x_59, 0, x_5);
-lean_closure_set(x_59, 1, x_56);
-lean_closure_set(x_59, 2, x_1);
-lean_closure_set(x_59, 3, x_58);
-lean_inc(x_2);
-x_60 = l___private_Lean_Elab_Command_2__getState(x_2, x_57);
-if (lean_obj_tag(x_60) == 0)
-{
-lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-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 = l___private_Lean_Elab_Command_8__getVarDecls(x_61);
-lean_dec(x_61);
-lean_inc(x_2);
-x_64 = l___private_Lean_Elab_Command_2__getState(x_2, x_62);
-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; 
-x_65 = lean_ctor_get(x_64, 0);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_64, 1);
-lean_inc(x_66);
-lean_dec(x_64);
-x_67 = l_Lean_Elab_Command_elabEvalUnsafe___closed__3;
-x_68 = l___private_Lean_Elab_Command_6__mkTermContext(x_2, x_65, x_67);
-x_69 = l___private_Lean_Elab_Command_7__mkTermState(x_65);
-lean_dec(x_65);
-x_70 = l_Lean_Elab_Term_elabBinders___rarg(x_63, x_59, x_68, x_69);
-lean_dec(x_63);
-if (lean_obj_tag(x_70) == 0)
-{
-lean_object* x_71; lean_object* x_72; lean_object* x_73; 
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_ctor_get(x_70, 1);
-lean_inc(x_72);
-lean_dec(x_70);
-lean_inc(x_2);
-x_73 = l___private_Lean_Elab_Command_2__getState(x_2, x_66);
-if (lean_obj_tag(x_73) == 0)
-{
-lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; uint8_t x_80; 
-x_74 = lean_ctor_get(x_72, 0);
-lean_inc(x_74);
-x_75 = lean_ctor_get(x_73, 0);
-lean_inc(x_75);
-x_76 = lean_ctor_get(x_73, 1);
-lean_inc(x_76);
-lean_dec(x_73);
-x_77 = lean_ctor_get(x_74, 0);
-lean_inc(x_77);
-x_78 = lean_ctor_get(x_74, 3);
-lean_inc(x_78);
-lean_dec(x_74);
-x_79 = lean_ctor_get(x_72, 2);
-lean_inc(x_79);
-lean_dec(x_72);
-x_80 = !lean_is_exclusive(x_75);
-if (x_80 == 0)
-{
-lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; 
-x_81 = lean_ctor_get(x_75, 5);
-lean_dec(x_81);
-x_82 = lean_ctor_get(x_75, 1);
-lean_dec(x_82);
-x_83 = lean_ctor_get(x_75, 0);
-lean_dec(x_83);
-lean_ctor_set(x_75, 5, x_78);
-lean_ctor_set(x_75, 1, x_79);
-lean_ctor_set(x_75, 0, x_77);
-lean_inc(x_2);
-x_84 = l___private_Lean_Elab_Command_3__setState(x_75, x_2, x_76);
-if (lean_obj_tag(x_84) == 0)
-{
-lean_object* x_85; 
-x_85 = lean_ctor_get(x_84, 1);
-lean_inc(x_85);
-lean_dec(x_84);
-x_21 = x_71;
-x_22 = x_85;
-goto block_54;
-}
-else
-{
-lean_object* x_86; lean_object* x_87; 
-lean_dec(x_71);
-lean_dec(x_1);
-x_86 = lean_ctor_get(x_84, 0);
-lean_inc(x_86);
-x_87 = lean_ctor_get(x_84, 1);
+lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
+x_87 = lean_ctor_get(x_86, 0);
 lean_inc(x_87);
-lean_dec(x_84);
-x_9 = x_86;
-x_10 = x_87;
-goto block_20;
-}
-}
-else
-{
-lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; 
-x_88 = lean_ctor_get(x_75, 2);
-x_89 = lean_ctor_get(x_75, 3);
-x_90 = lean_ctor_get(x_75, 4);
-lean_inc(x_90);
-lean_inc(x_89);
+x_88 = lean_ctor_get(x_86, 1);
 lean_inc(x_88);
-lean_dec(x_75);
-x_91 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_91, 0, x_77);
-lean_ctor_set(x_91, 1, x_79);
-lean_ctor_set(x_91, 2, x_88);
-lean_ctor_set(x_91, 3, x_89);
-lean_ctor_set(x_91, 4, x_90);
-lean_ctor_set(x_91, 5, x_78);
+lean_dec(x_86);
+x_89 = l_Lean_Elab_Command_elabEvalUnsafe___closed__2;
+lean_inc(x_1);
+lean_inc(x_5);
+x_90 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___boxed), 6, 3);
+lean_closure_set(x_90, 0, x_5);
+lean_closure_set(x_90, 1, x_1);
+lean_closure_set(x_90, 2, x_89);
+lean_inc(x_1);
+x_91 = lean_alloc_closure((void*)(l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___boxed), 6, 3);
+lean_closure_set(x_91, 0, x_5);
+lean_closure_set(x_91, 1, x_1);
+lean_closure_set(x_91, 2, x_89);
+x_92 = l_Lean_Elab_Command_elabEvalUnsafe___closed__4;
+x_93 = l_Lean_Environment_contains(x_87, x_92);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+lean_dec(x_90);
 lean_inc(x_2);
-x_92 = l___private_Lean_Elab_Command_3__setState(x_91, x_2, x_76);
-if (lean_obj_tag(x_92) == 0)
+x_94 = l___private_Lean_Elab_Command_2__getState(x_2, x_88);
+if (lean_obj_tag(x_94) == 0)
 {
-lean_object* x_93; 
-x_93 = lean_ctor_get(x_92, 1);
-lean_inc(x_93);
-lean_dec(x_92);
-x_21 = x_71;
-x_22 = x_93;
-goto block_54;
-}
-else
-{
-lean_object* x_94; lean_object* x_95; 
-lean_dec(x_71);
-lean_dec(x_1);
-x_94 = lean_ctor_get(x_92, 0);
-lean_inc(x_94);
-x_95 = lean_ctor_get(x_92, 1);
+lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; 
+x_95 = lean_ctor_get(x_94, 0);
 lean_inc(x_95);
-lean_dec(x_92);
-x_9 = x_94;
-x_10 = x_95;
-goto block_20;
-}
-}
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-lean_dec(x_72);
-lean_dec(x_71);
-lean_dec(x_1);
-x_96 = lean_ctor_get(x_73, 0);
+x_96 = lean_ctor_get(x_94, 1);
 lean_inc(x_96);
-x_97 = lean_ctor_get(x_73, 1);
-lean_inc(x_97);
-lean_dec(x_73);
-x_9 = x_96;
-x_10 = x_97;
-goto block_20;
-}
-}
-else
-{
-lean_object* x_98; 
-x_98 = lean_ctor_get(x_70, 0);
-lean_inc(x_98);
+lean_dec(x_94);
+x_97 = l___private_Lean_Elab_Command_8__getVarDecls(x_95);
+lean_dec(x_95);
+lean_inc(x_2);
+x_98 = l___private_Lean_Elab_Command_2__getState(x_2, x_96);
 if (lean_obj_tag(x_98) == 0)
 {
-lean_object* x_99; lean_object* x_100; lean_object* x_101; 
-lean_dec(x_1);
-x_99 = lean_ctor_get(x_70, 1);
+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_98, 0);
 lean_inc(x_99);
-lean_dec(x_70);
-x_100 = lean_ctor_get(x_98, 0);
+x_100 = lean_ctor_get(x_98, 1);
 lean_inc(x_100);
 lean_dec(x_98);
-lean_inc(x_2);
-x_101 = l___private_Lean_Elab_Command_2__getState(x_2, x_66);
-if (lean_obj_tag(x_101) == 0)
+x_101 = l_Lean_Elab_Command_elabEvalUnsafe___closed__3;
+x_102 = l___private_Lean_Elab_Command_6__mkTermContext(x_2, x_99, x_101);
+x_103 = l___private_Lean_Elab_Command_7__mkTermState(x_99);
+lean_dec(x_99);
+x_104 = l_Lean_Elab_Term_elabBinders___rarg(x_97, x_91, x_102, x_103);
+lean_dec(x_97);
+if (lean_obj_tag(x_104) == 0)
 {
-lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; uint8_t x_108; 
-x_102 = lean_ctor_get(x_99, 0);
-lean_inc(x_102);
-x_103 = lean_ctor_get(x_101, 0);
-lean_inc(x_103);
-x_104 = lean_ctor_get(x_101, 1);
-lean_inc(x_104);
-lean_dec(x_101);
-x_105 = lean_ctor_get(x_102, 0);
+lean_object* x_105; lean_object* x_106; lean_object* x_107; 
+x_105 = lean_ctor_get(x_104, 0);
 lean_inc(x_105);
-x_106 = lean_ctor_get(x_102, 3);
+x_106 = lean_ctor_get(x_104, 1);
 lean_inc(x_106);
-lean_dec(x_102);
-x_107 = lean_ctor_get(x_99, 2);
-lean_inc(x_107);
-lean_dec(x_99);
-x_108 = !lean_is_exclusive(x_103);
-if (x_108 == 0)
-{
-lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-x_109 = lean_ctor_get(x_103, 5);
-lean_dec(x_109);
-x_110 = lean_ctor_get(x_103, 1);
-lean_dec(x_110);
-x_111 = lean_ctor_get(x_103, 0);
-lean_dec(x_111);
-lean_ctor_set(x_103, 5, x_106);
-lean_ctor_set(x_103, 1, x_107);
-lean_ctor_set(x_103, 0, x_105);
+lean_dec(x_104);
 lean_inc(x_2);
-x_112 = l___private_Lean_Elab_Command_3__setState(x_103, x_2, x_104);
-if (lean_obj_tag(x_112) == 0)
+x_107 = l___private_Lean_Elab_Command_2__getState(x_2, x_100);
+if (lean_obj_tag(x_107) == 0)
 {
-lean_object* x_113; 
-x_113 = lean_ctor_get(x_112, 1);
+lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; uint8_t x_114; 
+x_108 = lean_ctor_get(x_106, 0);
+lean_inc(x_108);
+x_109 = lean_ctor_get(x_107, 0);
+lean_inc(x_109);
+x_110 = lean_ctor_get(x_107, 1);
+lean_inc(x_110);
+lean_dec(x_107);
+x_111 = lean_ctor_get(x_108, 0);
+lean_inc(x_111);
+x_112 = lean_ctor_get(x_108, 3);
+lean_inc(x_112);
+lean_dec(x_108);
+x_113 = lean_ctor_get(x_106, 2);
 lean_inc(x_113);
-lean_dec(x_112);
-x_9 = x_100;
-x_10 = x_113;
-goto block_20;
-}
-else
+lean_dec(x_106);
+x_114 = !lean_is_exclusive(x_109);
+if (x_114 == 0)
 {
-lean_object* x_114; lean_object* x_115; 
-lean_dec(x_100);
-x_114 = lean_ctor_get(x_112, 0);
-lean_inc(x_114);
-x_115 = lean_ctor_get(x_112, 1);
-lean_inc(x_115);
-lean_dec(x_112);
-x_9 = x_114;
-x_10 = x_115;
-goto block_20;
-}
-}
-else
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; 
-x_116 = lean_ctor_get(x_103, 2);
-x_117 = lean_ctor_get(x_103, 3);
-x_118 = lean_ctor_get(x_103, 4);
-lean_inc(x_118);
-lean_inc(x_117);
-lean_inc(x_116);
-lean_dec(x_103);
-x_119 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_119, 0, x_105);
-lean_ctor_set(x_119, 1, x_107);
-lean_ctor_set(x_119, 2, x_116);
-lean_ctor_set(x_119, 3, x_117);
-lean_ctor_set(x_119, 4, x_118);
-lean_ctor_set(x_119, 5, x_106);
+lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; 
+x_115 = lean_ctor_get(x_109, 5);
+lean_dec(x_115);
+x_116 = lean_ctor_get(x_109, 1);
+lean_dec(x_116);
+x_117 = lean_ctor_get(x_109, 0);
+lean_dec(x_117);
+lean_ctor_set(x_109, 5, x_112);
+lean_ctor_set(x_109, 1, x_113);
+lean_ctor_set(x_109, 0, x_111);
 lean_inc(x_2);
-x_120 = l___private_Lean_Elab_Command_3__setState(x_119, x_2, x_104);
-if (lean_obj_tag(x_120) == 0)
+x_118 = l___private_Lean_Elab_Command_3__setState(x_109, x_2, x_110);
+if (lean_obj_tag(x_118) == 0)
 {
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_120, 1);
+lean_object* x_119; 
+x_119 = lean_ctor_get(x_118, 1);
+lean_inc(x_119);
+lean_dec(x_118);
+x_33 = x_105;
+x_34 = x_119;
+goto block_56;
+}
+else
+{
+lean_object* x_120; lean_object* x_121; 
+lean_dec(x_105);
+lean_dec(x_1);
+x_120 = lean_ctor_get(x_118, 0);
+lean_inc(x_120);
+x_121 = lean_ctor_get(x_118, 1);
 lean_inc(x_121);
-lean_dec(x_120);
-x_9 = x_100;
-x_10 = x_121;
-goto block_20;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-lean_dec(x_100);
-x_122 = lean_ctor_get(x_120, 0);
-lean_inc(x_122);
-x_123 = lean_ctor_get(x_120, 1);
-lean_inc(x_123);
-lean_dec(x_120);
-x_9 = x_122;
-x_10 = x_123;
-goto block_20;
-}
+lean_dec(x_118);
+x_21 = x_120;
+x_22 = x_121;
+goto block_32;
 }
 }
 else
 {
-lean_object* x_124; lean_object* x_125; 
-lean_dec(x_100);
-lean_dec(x_99);
-x_124 = lean_ctor_get(x_101, 0);
+lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; 
+x_122 = lean_ctor_get(x_109, 2);
+x_123 = lean_ctor_get(x_109, 3);
+x_124 = lean_ctor_get(x_109, 4);
 lean_inc(x_124);
-x_125 = lean_ctor_get(x_101, 1);
-lean_inc(x_125);
-lean_dec(x_101);
-x_9 = x_124;
-x_10 = x_125;
-goto block_20;
-}
-}
-else
-{
-lean_object* x_126; lean_object* x_127; lean_object* x_128; 
-lean_dec(x_70);
-x_126 = l_Lean_Elab_Command_liftTermElabM___rarg___closed__1;
-x_127 = l_unreachable_x21___rarg(x_126);
+lean_inc(x_123);
+lean_inc(x_122);
+lean_dec(x_109);
+x_125 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_125, 0, x_111);
+lean_ctor_set(x_125, 1, x_113);
+lean_ctor_set(x_125, 2, x_122);
+lean_ctor_set(x_125, 3, x_123);
+lean_ctor_set(x_125, 4, x_124);
+lean_ctor_set(x_125, 5, x_112);
 lean_inc(x_2);
-x_128 = lean_apply_2(x_127, x_2, x_66);
-if (lean_obj_tag(x_128) == 0)
+x_126 = l___private_Lean_Elab_Command_3__setState(x_125, x_2, x_110);
+if (lean_obj_tag(x_126) == 0)
 {
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_128, 0);
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_126, 1);
+lean_inc(x_127);
+lean_dec(x_126);
+x_33 = x_105;
+x_34 = x_127;
+goto block_56;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+lean_dec(x_105);
+lean_dec(x_1);
+x_128 = lean_ctor_get(x_126, 0);
+lean_inc(x_128);
+x_129 = lean_ctor_get(x_126, 1);
 lean_inc(x_129);
-x_130 = lean_ctor_get(x_128, 1);
+lean_dec(x_126);
+x_21 = x_128;
+x_22 = x_129;
+goto block_32;
+}
+}
+}
+else
+{
+lean_object* x_130; lean_object* x_131; 
+lean_dec(x_106);
+lean_dec(x_105);
+lean_dec(x_1);
+x_130 = lean_ctor_get(x_107, 0);
 lean_inc(x_130);
-lean_dec(x_128);
-x_21 = x_129;
-x_22 = x_130;
-goto block_54;
-}
-else
-{
-lean_object* x_131; lean_object* x_132; 
-lean_dec(x_1);
-x_131 = lean_ctor_get(x_128, 0);
+x_131 = lean_ctor_get(x_107, 1);
 lean_inc(x_131);
-x_132 = lean_ctor_get(x_128, 1);
+lean_dec(x_107);
+x_21 = x_130;
+x_22 = x_131;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_132; 
+x_132 = lean_ctor_get(x_104, 0);
 lean_inc(x_132);
-lean_dec(x_128);
-x_9 = x_131;
-x_10 = x_132;
-goto block_20;
-}
-}
-}
-}
-else
+if (lean_obj_tag(x_132) == 0)
 {
-lean_object* x_133; lean_object* x_134; 
-lean_dec(x_63);
-lean_dec(x_59);
+lean_object* x_133; lean_object* x_134; lean_object* x_135; 
 lean_dec(x_1);
-x_133 = lean_ctor_get(x_64, 0);
+x_133 = lean_ctor_get(x_104, 1);
 lean_inc(x_133);
-x_134 = lean_ctor_get(x_64, 1);
+lean_dec(x_104);
+x_134 = lean_ctor_get(x_132, 0);
 lean_inc(x_134);
-lean_dec(x_64);
-x_9 = x_133;
-x_10 = x_134;
-goto block_20;
-}
-}
-else
+lean_dec(x_132);
+lean_inc(x_2);
+x_135 = l___private_Lean_Elab_Command_2__getState(x_2, x_100);
+if (lean_obj_tag(x_135) == 0)
 {
-lean_object* x_135; lean_object* x_136; 
-lean_dec(x_59);
-lean_dec(x_1);
-x_135 = lean_ctor_get(x_60, 0);
-lean_inc(x_135);
-x_136 = lean_ctor_get(x_60, 1);
+lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
+x_136 = lean_ctor_get(x_133, 0);
 lean_inc(x_136);
-lean_dec(x_60);
-x_9 = x_135;
-x_10 = x_136;
-goto block_20;
+x_137 = lean_ctor_get(x_135, 0);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+x_139 = lean_ctor_get(x_136, 0);
+lean_inc(x_139);
+x_140 = lean_ctor_get(x_136, 3);
+lean_inc(x_140);
+lean_dec(x_136);
+x_141 = lean_ctor_get(x_133, 2);
+lean_inc(x_141);
+lean_dec(x_133);
+x_142 = !lean_is_exclusive(x_137);
+if (x_142 == 0)
+{
+lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; 
+x_143 = lean_ctor_get(x_137, 5);
+lean_dec(x_143);
+x_144 = lean_ctor_get(x_137, 1);
+lean_dec(x_144);
+x_145 = lean_ctor_get(x_137, 0);
+lean_dec(x_145);
+lean_ctor_set(x_137, 5, x_140);
+lean_ctor_set(x_137, 1, x_141);
+lean_ctor_set(x_137, 0, x_139);
+lean_inc(x_2);
+x_146 = l___private_Lean_Elab_Command_3__setState(x_137, x_2, x_138);
+if (lean_obj_tag(x_146) == 0)
+{
+lean_object* x_147; 
+x_147 = lean_ctor_get(x_146, 1);
+lean_inc(x_147);
+lean_dec(x_146);
+x_21 = x_134;
+x_22 = x_147;
+goto block_32;
+}
+else
+{
+lean_object* x_148; lean_object* x_149; 
+lean_dec(x_134);
+x_148 = lean_ctor_get(x_146, 0);
+lean_inc(x_148);
+x_149 = lean_ctor_get(x_146, 1);
+lean_inc(x_149);
+lean_dec(x_146);
+x_21 = x_148;
+x_22 = x_149;
+goto block_32;
 }
 }
 else
 {
-lean_object* x_137; lean_object* x_138; 
+lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; 
+x_150 = lean_ctor_get(x_137, 2);
+x_151 = lean_ctor_get(x_137, 3);
+x_152 = lean_ctor_get(x_137, 4);
+lean_inc(x_152);
+lean_inc(x_151);
+lean_inc(x_150);
+lean_dec(x_137);
+x_153 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_153, 0, x_139);
+lean_ctor_set(x_153, 1, x_141);
+lean_ctor_set(x_153, 2, x_150);
+lean_ctor_set(x_153, 3, x_151);
+lean_ctor_set(x_153, 4, x_152);
+lean_ctor_set(x_153, 5, x_140);
+lean_inc(x_2);
+x_154 = l___private_Lean_Elab_Command_3__setState(x_153, x_2, x_138);
+if (lean_obj_tag(x_154) == 0)
+{
+lean_object* x_155; 
+x_155 = lean_ctor_get(x_154, 1);
+lean_inc(x_155);
+lean_dec(x_154);
+x_21 = x_134;
+x_22 = x_155;
+goto block_32;
+}
+else
+{
+lean_object* x_156; lean_object* x_157; 
+lean_dec(x_134);
+x_156 = lean_ctor_get(x_154, 0);
+lean_inc(x_156);
+x_157 = lean_ctor_get(x_154, 1);
+lean_inc(x_157);
+lean_dec(x_154);
+x_21 = x_156;
+x_22 = x_157;
+goto block_32;
+}
+}
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+lean_dec(x_134);
+lean_dec(x_133);
+x_158 = lean_ctor_get(x_135, 0);
+lean_inc(x_158);
+x_159 = lean_ctor_get(x_135, 1);
+lean_inc(x_159);
+lean_dec(x_135);
+x_21 = x_158;
+x_22 = x_159;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+lean_dec(x_104);
+x_160 = l_Lean_Elab_Command_liftTermElabM___rarg___closed__1;
+x_161 = l_unreachable_x21___rarg(x_160);
+lean_inc(x_2);
+x_162 = lean_apply_2(x_161, x_2, x_100);
+if (lean_obj_tag(x_162) == 0)
+{
+lean_object* x_163; lean_object* x_164; 
+x_163 = lean_ctor_get(x_162, 0);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_162, 1);
+lean_inc(x_164);
+lean_dec(x_162);
+x_33 = x_163;
+x_34 = x_164;
+goto block_56;
+}
+else
+{
+lean_object* x_165; lean_object* x_166; 
+lean_dec(x_1);
+x_165 = lean_ctor_get(x_162, 0);
+lean_inc(x_165);
+x_166 = lean_ctor_get(x_162, 1);
+lean_inc(x_166);
+lean_dec(x_162);
+x_21 = x_165;
+x_22 = x_166;
+goto block_32;
+}
+}
+}
+}
+else
+{
+lean_object* x_167; lean_object* x_168; 
+lean_dec(x_97);
+lean_dec(x_91);
+lean_dec(x_1);
+x_167 = lean_ctor_get(x_98, 0);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_98, 1);
+lean_inc(x_168);
+lean_dec(x_98);
+x_21 = x_167;
+x_22 = x_168;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_169; lean_object* x_170; 
+lean_dec(x_91);
+lean_dec(x_1);
+x_169 = lean_ctor_get(x_94, 0);
+lean_inc(x_169);
+x_170 = lean_ctor_get(x_94, 1);
+lean_inc(x_170);
+lean_dec(x_94);
+x_21 = x_169;
+x_22 = x_170;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_171; 
+lean_dec(x_91);
+lean_inc(x_2);
+x_171 = l___private_Lean_Elab_Command_2__getState(x_2, x_88);
+if (lean_obj_tag(x_171) == 0)
+{
+lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; 
+x_172 = lean_ctor_get(x_171, 0);
+lean_inc(x_172);
+x_173 = lean_ctor_get(x_171, 1);
+lean_inc(x_173);
+lean_dec(x_171);
+x_174 = l___private_Lean_Elab_Command_8__getVarDecls(x_172);
+lean_dec(x_172);
+lean_inc(x_2);
+x_175 = l___private_Lean_Elab_Command_2__getState(x_2, x_173);
+if (lean_obj_tag(x_175) == 0)
+{
+lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; 
+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 = l_Lean_Elab_Command_elabEvalUnsafe___closed__3;
+x_179 = l___private_Lean_Elab_Command_6__mkTermContext(x_2, x_176, x_178);
+x_180 = l___private_Lean_Elab_Command_7__mkTermState(x_176);
+lean_dec(x_176);
+x_181 = l_Lean_Elab_Term_elabBinders___rarg(x_174, x_90, x_179, x_180);
+lean_dec(x_174);
+if (lean_obj_tag(x_181) == 0)
+{
+lean_object* x_182; lean_object* x_183; lean_object* x_184; 
+x_182 = lean_ctor_get(x_181, 0);
+lean_inc(x_182);
+x_183 = lean_ctor_get(x_181, 1);
+lean_inc(x_183);
+lean_dec(x_181);
+lean_inc(x_2);
+x_184 = l___private_Lean_Elab_Command_2__getState(x_2, x_177);
+if (lean_obj_tag(x_184) == 0)
+{
+lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; uint8_t x_191; 
+x_185 = lean_ctor_get(x_183, 0);
+lean_inc(x_185);
+x_186 = lean_ctor_get(x_184, 0);
+lean_inc(x_186);
+x_187 = lean_ctor_get(x_184, 1);
+lean_inc(x_187);
+lean_dec(x_184);
+x_188 = lean_ctor_get(x_185, 0);
+lean_inc(x_188);
+x_189 = lean_ctor_get(x_185, 3);
+lean_inc(x_189);
+lean_dec(x_185);
+x_190 = lean_ctor_get(x_183, 2);
+lean_inc(x_190);
+lean_dec(x_183);
+x_191 = !lean_is_exclusive(x_186);
+if (x_191 == 0)
+{
+lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; 
+x_192 = lean_ctor_get(x_186, 5);
+lean_dec(x_192);
+x_193 = lean_ctor_get(x_186, 1);
+lean_dec(x_193);
+x_194 = lean_ctor_get(x_186, 0);
+lean_dec(x_194);
+lean_ctor_set(x_186, 5, x_189);
+lean_ctor_set(x_186, 1, x_190);
+lean_ctor_set(x_186, 0, x_188);
+lean_inc(x_2);
+x_195 = l___private_Lean_Elab_Command_3__setState(x_186, x_2, x_187);
+if (lean_obj_tag(x_195) == 0)
+{
+lean_object* x_196; 
+x_196 = lean_ctor_get(x_195, 1);
+lean_inc(x_196);
+lean_dec(x_195);
+x_57 = x_182;
+x_58 = x_196;
+goto block_85;
+}
+else
+{
+lean_object* x_197; lean_object* x_198; 
+lean_dec(x_182);
+lean_dec(x_1);
+x_197 = lean_ctor_get(x_195, 0);
+lean_inc(x_197);
+x_198 = lean_ctor_get(x_195, 1);
+lean_inc(x_198);
+lean_dec(x_195);
+x_21 = x_197;
+x_22 = x_198;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; 
+x_199 = lean_ctor_get(x_186, 2);
+x_200 = lean_ctor_get(x_186, 3);
+x_201 = lean_ctor_get(x_186, 4);
+lean_inc(x_201);
+lean_inc(x_200);
+lean_inc(x_199);
+lean_dec(x_186);
+x_202 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_202, 0, x_188);
+lean_ctor_set(x_202, 1, x_190);
+lean_ctor_set(x_202, 2, x_199);
+lean_ctor_set(x_202, 3, x_200);
+lean_ctor_set(x_202, 4, x_201);
+lean_ctor_set(x_202, 5, x_189);
+lean_inc(x_2);
+x_203 = l___private_Lean_Elab_Command_3__setState(x_202, x_2, x_187);
+if (lean_obj_tag(x_203) == 0)
+{
+lean_object* x_204; 
+x_204 = lean_ctor_get(x_203, 1);
+lean_inc(x_204);
+lean_dec(x_203);
+x_57 = x_182;
+x_58 = x_204;
+goto block_85;
+}
+else
+{
+lean_object* x_205; lean_object* x_206; 
+lean_dec(x_182);
+lean_dec(x_1);
+x_205 = lean_ctor_get(x_203, 0);
+lean_inc(x_205);
+x_206 = lean_ctor_get(x_203, 1);
+lean_inc(x_206);
+lean_dec(x_203);
+x_21 = x_205;
+x_22 = x_206;
+goto block_32;
+}
+}
+}
+else
+{
+lean_object* x_207; lean_object* x_208; 
+lean_dec(x_183);
+lean_dec(x_182);
+lean_dec(x_1);
+x_207 = lean_ctor_get(x_184, 0);
+lean_inc(x_207);
+x_208 = lean_ctor_get(x_184, 1);
+lean_inc(x_208);
+lean_dec(x_184);
+x_21 = x_207;
+x_22 = x_208;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_209; 
+x_209 = lean_ctor_get(x_181, 0);
+lean_inc(x_209);
+if (lean_obj_tag(x_209) == 0)
+{
+lean_object* x_210; lean_object* x_211; lean_object* x_212; 
+lean_dec(x_1);
+x_210 = lean_ctor_get(x_181, 1);
+lean_inc(x_210);
+lean_dec(x_181);
+x_211 = lean_ctor_get(x_209, 0);
+lean_inc(x_211);
+lean_dec(x_209);
+lean_inc(x_2);
+x_212 = l___private_Lean_Elab_Command_2__getState(x_2, x_177);
+if (lean_obj_tag(x_212) == 0)
+{
+lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; lean_object* x_218; uint8_t x_219; 
+x_213 = lean_ctor_get(x_210, 0);
+lean_inc(x_213);
+x_214 = lean_ctor_get(x_212, 0);
+lean_inc(x_214);
+x_215 = lean_ctor_get(x_212, 1);
+lean_inc(x_215);
+lean_dec(x_212);
+x_216 = lean_ctor_get(x_213, 0);
+lean_inc(x_216);
+x_217 = lean_ctor_get(x_213, 3);
+lean_inc(x_217);
+lean_dec(x_213);
+x_218 = lean_ctor_get(x_210, 2);
+lean_inc(x_218);
+lean_dec(x_210);
+x_219 = !lean_is_exclusive(x_214);
+if (x_219 == 0)
+{
+lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; 
+x_220 = lean_ctor_get(x_214, 5);
+lean_dec(x_220);
+x_221 = lean_ctor_get(x_214, 1);
+lean_dec(x_221);
+x_222 = lean_ctor_get(x_214, 0);
+lean_dec(x_222);
+lean_ctor_set(x_214, 5, x_217);
+lean_ctor_set(x_214, 1, x_218);
+lean_ctor_set(x_214, 0, x_216);
+lean_inc(x_2);
+x_223 = l___private_Lean_Elab_Command_3__setState(x_214, x_2, x_215);
+if (lean_obj_tag(x_223) == 0)
+{
+lean_object* x_224; 
+x_224 = lean_ctor_get(x_223, 1);
+lean_inc(x_224);
+lean_dec(x_223);
+x_21 = x_211;
+x_22 = x_224;
+goto block_32;
+}
+else
+{
+lean_object* x_225; lean_object* x_226; 
+lean_dec(x_211);
+x_225 = lean_ctor_get(x_223, 0);
+lean_inc(x_225);
+x_226 = lean_ctor_get(x_223, 1);
+lean_inc(x_226);
+lean_dec(x_223);
+x_21 = x_225;
+x_22 = x_226;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; 
+x_227 = lean_ctor_get(x_214, 2);
+x_228 = lean_ctor_get(x_214, 3);
+x_229 = lean_ctor_get(x_214, 4);
+lean_inc(x_229);
+lean_inc(x_228);
+lean_inc(x_227);
+lean_dec(x_214);
+x_230 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_230, 0, x_216);
+lean_ctor_set(x_230, 1, x_218);
+lean_ctor_set(x_230, 2, x_227);
+lean_ctor_set(x_230, 3, x_228);
+lean_ctor_set(x_230, 4, x_229);
+lean_ctor_set(x_230, 5, x_217);
+lean_inc(x_2);
+x_231 = l___private_Lean_Elab_Command_3__setState(x_230, x_2, x_215);
+if (lean_obj_tag(x_231) == 0)
+{
+lean_object* x_232; 
+x_232 = lean_ctor_get(x_231, 1);
+lean_inc(x_232);
+lean_dec(x_231);
+x_21 = x_211;
+x_22 = x_232;
+goto block_32;
+}
+else
+{
+lean_object* x_233; lean_object* x_234; 
+lean_dec(x_211);
+x_233 = lean_ctor_get(x_231, 0);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_231, 1);
+lean_inc(x_234);
+lean_dec(x_231);
+x_21 = x_233;
+x_22 = x_234;
+goto block_32;
+}
+}
+}
+else
+{
+lean_object* x_235; lean_object* x_236; 
+lean_dec(x_211);
+lean_dec(x_210);
+x_235 = lean_ctor_get(x_212, 0);
+lean_inc(x_235);
+x_236 = lean_ctor_get(x_212, 1);
+lean_inc(x_236);
+lean_dec(x_212);
+x_21 = x_235;
+x_22 = x_236;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_237; lean_object* x_238; lean_object* x_239; 
+lean_dec(x_181);
+x_237 = l_Lean_Elab_Command_liftTermElabM___rarg___closed__1;
+x_238 = l_unreachable_x21___rarg(x_237);
+lean_inc(x_2);
+x_239 = lean_apply_2(x_238, x_2, x_177);
+if (lean_obj_tag(x_239) == 0)
+{
+lean_object* x_240; lean_object* x_241; 
+x_240 = lean_ctor_get(x_239, 0);
+lean_inc(x_240);
+x_241 = lean_ctor_get(x_239, 1);
+lean_inc(x_241);
+lean_dec(x_239);
+x_57 = x_240;
+x_58 = x_241;
+goto block_85;
+}
+else
+{
+lean_object* x_242; lean_object* x_243; 
+lean_dec(x_1);
+x_242 = lean_ctor_get(x_239, 0);
+lean_inc(x_242);
+x_243 = lean_ctor_get(x_239, 1);
+lean_inc(x_243);
+lean_dec(x_239);
+x_21 = x_242;
+x_22 = x_243;
+goto block_32;
+}
+}
+}
+}
+else
+{
+lean_object* x_244; lean_object* x_245; 
+lean_dec(x_174);
+lean_dec(x_90);
+lean_dec(x_1);
+x_244 = lean_ctor_get(x_175, 0);
+lean_inc(x_244);
+x_245 = lean_ctor_get(x_175, 1);
+lean_inc(x_245);
+lean_dec(x_175);
+x_21 = x_244;
+x_22 = x_245;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_246; lean_object* x_247; 
+lean_dec(x_90);
+lean_dec(x_1);
+x_246 = lean_ctor_get(x_171, 0);
+lean_inc(x_246);
+x_247 = lean_ctor_get(x_171, 1);
+lean_inc(x_247);
+lean_dec(x_171);
+x_21 = x_246;
+x_22 = x_247;
+goto block_32;
+}
+}
+}
+else
+{
+lean_object* x_248; lean_object* x_249; lean_object* x_250; 
 lean_dec(x_5);
 lean_dec(x_1);
-x_137 = lean_ctor_get(x_55, 0);
-lean_inc(x_137);
-x_138 = lean_ctor_get(x_55, 1);
-lean_inc(x_138);
-lean_dec(x_55);
-x_9 = x_137;
-x_10 = x_138;
-goto block_20;
+x_248 = lean_ctor_get(x_86, 0);
+lean_inc(x_248);
+x_249 = lean_ctor_get(x_86, 1);
+lean_inc(x_249);
+lean_dec(x_86);
+x_250 = l_Lean_Elab_Command_setEnv(x_7, x_2, x_249);
+if (lean_obj_tag(x_250) == 0)
+{
+uint8_t x_251; 
+x_251 = !lean_is_exclusive(x_250);
+if (x_251 == 0)
+{
+lean_object* x_252; 
+x_252 = lean_ctor_get(x_250, 0);
+lean_dec(x_252);
+lean_ctor_set_tag(x_250, 1);
+lean_ctor_set(x_250, 0, x_248);
+return x_250;
+}
+else
+{
+lean_object* x_253; lean_object* x_254; 
+x_253 = lean_ctor_get(x_250, 1);
+lean_inc(x_253);
+lean_dec(x_250);
+x_254 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_254, 0, x_248);
+lean_ctor_set(x_254, 1, x_253);
+return x_254;
+}
+}
+else
+{
+uint8_t x_255; 
+lean_dec(x_248);
+x_255 = !lean_is_exclusive(x_250);
+if (x_255 == 0)
+{
+return x_250;
+}
+else
+{
+lean_object* x_256; lean_object* x_257; lean_object* x_258; 
+x_256 = lean_ctor_get(x_250, 0);
+x_257 = lean_ctor_get(x_250, 1);
+lean_inc(x_257);
+lean_inc(x_256);
+lean_dec(x_250);
+x_258 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_258, 0, x_256);
+lean_ctor_set(x_258, 1, x_257);
+return x_258;
+}
+}
 }
 block_20:
 {
@@ -22656,7 +23091,6 @@ if (x_12 == 0)
 lean_object* x_13; 
 x_13 = lean_ctor_get(x_11, 0);
 lean_dec(x_13);
-lean_ctor_set_tag(x_11, 1);
 lean_ctor_set(x_11, 0, x_9);
 return x_11;
 }
@@ -22666,7 +23100,7 @@ lean_object* x_14; lean_object* x_15;
 x_14 = lean_ctor_get(x_11, 1);
 lean_inc(x_14);
 lean_dec(x_11);
-x_15 = lean_alloc_ctor(1, 2, 0);
+x_15 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_15, 0, x_9);
 lean_ctor_set(x_15, 1, x_14);
 return x_15;
@@ -22696,166 +23130,288 @@ return x_19;
 }
 }
 }
-block_54:
+block_32:
 {
 lean_object* x_23; 
-x_23 = lean_with_isolated_streams(x_21, x_22);
+x_23 = l_Lean_Elab_Command_setEnv(x_7, x_2, x_22);
 if (lean_obj_tag(x_23) == 0)
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; lean_object* x_31; 
-x_24 = lean_ctor_get(x_23, 0);
-lean_inc(x_24);
-x_25 = lean_ctor_get(x_23, 1);
-lean_inc(x_25);
-lean_dec(x_23);
-x_26 = lean_ctor_get(x_24, 0);
+uint8_t x_24; 
+x_24 = !lean_is_exclusive(x_23);
+if (x_24 == 0)
+{
+lean_object* x_25; 
+x_25 = lean_ctor_get(x_23, 0);
+lean_dec(x_25);
+lean_ctor_set_tag(x_23, 1);
+lean_ctor_set(x_23, 0, x_21);
+return x_23;
+}
+else
+{
+lean_object* x_26; lean_object* x_27; 
+x_26 = lean_ctor_get(x_23, 1);
 lean_inc(x_26);
-x_27 = lean_ctor_get(x_24, 1);
-lean_inc(x_27);
-lean_dec(x_24);
-x_28 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_28, 0, x_26);
-x_29 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_29, 0, x_28);
-x_30 = 0;
-lean_inc(x_2);
-x_31 = l_Lean_Elab_log___at_Lean_Elab_Command_logTrace___spec__1(x_1, x_30, x_29, x_2, x_25);
-if (lean_obj_tag(x_31) == 0)
-{
-if (lean_obj_tag(x_27) == 0)
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_32 = lean_ctor_get(x_31, 1);
-lean_inc(x_32);
-lean_dec(x_31);
-x_33 = lean_ctor_get(x_27, 0);
-lean_inc(x_33);
-lean_dec(x_27);
-lean_inc(x_2);
-x_34 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_33);
-lean_dec(x_1);
-x_35 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_35, 0, x_34);
-x_9 = x_35;
-x_10 = x_32;
-goto block_20;
+lean_dec(x_23);
+x_27 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_27, 0, x_21);
+lean_ctor_set(x_27, 1, x_26);
+return x_27;
+}
 }
 else
 {
-lean_object* x_36; lean_object* x_37; 
-lean_dec(x_27);
-lean_dec(x_1);
-x_36 = lean_ctor_get(x_31, 1);
+uint8_t x_28; 
+lean_dec(x_21);
+x_28 = !lean_is_exclusive(x_23);
+if (x_28 == 0)
+{
+return x_23;
+}
+else
+{
+lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+x_29 = lean_ctor_get(x_23, 0);
+x_30 = lean_ctor_get(x_23, 1);
+lean_inc(x_30);
+lean_inc(x_29);
+lean_dec(x_23);
+x_31 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_31, 0, x_29);
+lean_ctor_set(x_31, 1, x_30);
+return x_31;
+}
+}
+}
+block_56:
+{
+lean_object* x_35; 
+x_35 = lean_with_isolated_streams(x_33, x_34);
+if (lean_obj_tag(x_35) == 0)
+{
+lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; uint8_t x_42; lean_object* x_43; 
+x_36 = lean_ctor_get(x_35, 0);
 lean_inc(x_36);
-lean_dec(x_31);
-x_37 = l_Lean_Elab_Command_setEnv(x_7, x_2, x_36);
-if (lean_obj_tag(x_37) == 0)
+x_37 = lean_ctor_get(x_35, 1);
+lean_inc(x_37);
+lean_dec(x_35);
+x_38 = lean_ctor_get(x_36, 0);
+lean_inc(x_38);
+x_39 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
+lean_dec(x_36);
+x_40 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_40, 0, x_38);
+x_41 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_41, 0, x_40);
+x_42 = 0;
+lean_inc(x_2);
+x_43 = l_Lean_Elab_log___at_Lean_Elab_Command_logTrace___spec__1(x_1, x_42, x_41, x_2, x_37);
+if (lean_obj_tag(x_43) == 0)
 {
-uint8_t x_38; 
-x_38 = !lean_is_exclusive(x_37);
-if (x_38 == 0)
+if (lean_obj_tag(x_39) == 0)
 {
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_37, 0);
-lean_dec(x_39);
-x_40 = lean_box(0);
-lean_ctor_set(x_37, 0, x_40);
-return x_37;
-}
-else
-{
-lean_object* x_41; lean_object* x_42; lean_object* x_43; 
-x_41 = lean_ctor_get(x_37, 1);
-lean_inc(x_41);
-lean_dec(x_37);
-x_42 = lean_box(0);
-x_43 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_43, 0, x_42);
-lean_ctor_set(x_43, 1, x_41);
-return x_43;
-}
-}
-else
-{
-uint8_t x_44; 
-x_44 = !lean_is_exclusive(x_37);
-if (x_44 == 0)
-{
-return x_37;
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; 
-x_45 = lean_ctor_get(x_37, 0);
-x_46 = lean_ctor_get(x_37, 1);
-lean_inc(x_46);
+lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_44 = lean_ctor_get(x_43, 1);
+lean_inc(x_44);
+lean_dec(x_43);
+x_45 = lean_ctor_get(x_39, 0);
 lean_inc(x_45);
-lean_dec(x_37);
-x_47 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_47, 0, x_45);
-lean_ctor_set(x_47, 1, x_46);
-return x_47;
-}
-}
-}
+lean_dec(x_39);
+lean_inc(x_2);
+x_46 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_45);
+lean_dec(x_1);
+x_47 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_47, 0, x_46);
+x_21 = x_47;
+x_22 = x_44;
+goto block_32;
 }
 else
 {
 lean_object* x_48; lean_object* x_49; 
-lean_dec(x_27);
+lean_dec(x_39);
 lean_dec(x_1);
-x_48 = lean_ctor_get(x_31, 0);
+x_48 = lean_ctor_get(x_43, 1);
 lean_inc(x_48);
-x_49 = lean_ctor_get(x_31, 1);
-lean_inc(x_49);
-lean_dec(x_31);
-x_9 = x_48;
-x_10 = x_49;
+lean_dec(x_43);
+x_49 = lean_box(0);
+x_9 = x_49;
+x_10 = x_48;
 goto block_20;
 }
 }
 else
 {
-lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_50 = lean_ctor_get(x_23, 0);
-lean_inc(x_50);
-x_51 = lean_ctor_get(x_23, 1);
-lean_inc(x_51);
-lean_dec(x_23);
-lean_inc(x_2);
-x_52 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_50);
+lean_object* x_50; lean_object* x_51; 
+lean_dec(x_39);
 lean_dec(x_1);
-x_53 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_53, 0, x_52);
-x_9 = x_53;
-x_10 = x_51;
+x_50 = lean_ctor_get(x_43, 0);
+lean_inc(x_50);
+x_51 = lean_ctor_get(x_43, 1);
+lean_inc(x_51);
+lean_dec(x_43);
+x_21 = x_50;
+x_22 = x_51;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
+x_52 = lean_ctor_get(x_35, 0);
+lean_inc(x_52);
+x_53 = lean_ctor_get(x_35, 1);
+lean_inc(x_53);
+lean_dec(x_35);
+lean_inc(x_2);
+x_54 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_52);
+lean_dec(x_1);
+x_55 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_55, 0, x_54);
+x_21 = x_55;
+x_22 = x_53;
+goto block_32;
+}
+}
+block_85:
+{
+lean_object* x_59; 
+x_59 = lean_with_isolated_streams(x_57, x_58);
+if (lean_obj_tag(x_59) == 0)
+{
+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; lean_object* x_67; 
+x_60 = lean_ctor_get(x_59, 0);
+lean_inc(x_60);
+x_61 = lean_ctor_get(x_59, 1);
+lean_inc(x_61);
+lean_dec(x_59);
+x_62 = lean_ctor_get(x_60, 0);
+lean_inc(x_62);
+x_63 = lean_ctor_get(x_60, 1);
+lean_inc(x_63);
+lean_dec(x_60);
+x_64 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_64, 0, x_62);
+x_65 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_65, 0, x_64);
+x_66 = 0;
+lean_inc(x_2);
+x_67 = l_Lean_Elab_log___at_Lean_Elab_Command_logTrace___spec__1(x_1, x_66, x_65, x_2, x_61);
+if (lean_obj_tag(x_67) == 0)
+{
+if (lean_obj_tag(x_63) == 0)
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; 
+x_68 = lean_ctor_get(x_67, 1);
+lean_inc(x_68);
+lean_dec(x_67);
+x_69 = lean_ctor_get(x_63, 0);
+lean_inc(x_69);
+lean_dec(x_63);
+lean_inc(x_2);
+x_70 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_69);
+lean_dec(x_1);
+x_71 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_71, 0, x_70);
+x_21 = x_71;
+x_22 = x_68;
+goto block_32;
+}
+else
+{
+lean_object* x_72; lean_object* x_73; lean_object* x_74; 
+lean_dec(x_1);
+x_72 = lean_ctor_get(x_67, 1);
+lean_inc(x_72);
+lean_dec(x_67);
+x_73 = lean_ctor_get(x_63, 0);
+lean_inc(x_73);
+lean_dec(x_63);
+lean_inc(x_2);
+x_74 = l_Lean_Elab_Command_setEnv(x_73, x_2, x_72);
+if (lean_obj_tag(x_74) == 0)
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_74, 1);
+lean_inc(x_75);
+lean_dec(x_74);
+x_76 = lean_box(0);
+x_9 = x_76;
+x_10 = x_75;
 goto block_20;
 }
+else
+{
+lean_object* x_77; lean_object* x_78; 
+x_77 = lean_ctor_get(x_74, 0);
+lean_inc(x_77);
+x_78 = lean_ctor_get(x_74, 1);
+lean_inc(x_78);
+lean_dec(x_74);
+x_21 = x_77;
+x_22 = x_78;
+goto block_32;
+}
 }
 }
 else
 {
-uint8_t x_139; 
+lean_object* x_79; lean_object* x_80; 
+lean_dec(x_63);
+lean_dec(x_1);
+x_79 = lean_ctor_get(x_67, 0);
+lean_inc(x_79);
+x_80 = lean_ctor_get(x_67, 1);
+lean_inc(x_80);
+lean_dec(x_67);
+x_21 = x_79;
+x_22 = x_80;
+goto block_32;
+}
+}
+else
+{
+lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; 
+x_81 = lean_ctor_get(x_59, 0);
+lean_inc(x_81);
+x_82 = lean_ctor_get(x_59, 1);
+lean_inc(x_82);
+lean_dec(x_59);
+lean_inc(x_2);
+x_83 = l___private_Lean_Elab_Command_1__ioErrorToMessage(x_2, x_1, x_81);
+lean_dec(x_1);
+x_84 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_84, 0, x_83);
+x_21 = x_84;
+x_22 = x_82;
+goto block_32;
+}
+}
+}
+else
+{
+uint8_t x_259; 
 lean_dec(x_5);
 lean_dec(x_2);
 lean_dec(x_1);
-x_139 = !lean_is_exclusive(x_6);
-if (x_139 == 0)
+x_259 = !lean_is_exclusive(x_6);
+if (x_259 == 0)
 {
 return x_6;
 }
 else
 {
-lean_object* x_140; lean_object* x_141; lean_object* x_142; 
-x_140 = lean_ctor_get(x_6, 0);
-x_141 = lean_ctor_get(x_6, 1);
-lean_inc(x_141);
-lean_inc(x_140);
+lean_object* x_260; lean_object* x_261; lean_object* x_262; 
+x_260 = lean_ctor_get(x_6, 0);
+x_261 = lean_ctor_get(x_6, 1);
+lean_inc(x_261);
+lean_inc(x_260);
 lean_dec(x_6);
-x_142 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_142, 0, x_140);
-lean_ctor_set(x_142, 1, x_141);
-return x_142;
+x_262 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_262, 0, x_260);
+lean_ctor_set(x_262, 1, x_261);
+return x_262;
 }
 }
 }
@@ -22869,13 +23425,23 @@ lean_dec(x_5);
 return x_9;
 }
 }
-lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___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_Elab_Command_elabEvalUnsafe___lambda__3___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_8; 
-x_8 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
-lean_dec(x_5);
-return x_8;
+lean_object* x_7; 
+x_7 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_4);
+return x_7;
+}
+}
+lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___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_7; 
+x_7 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__4(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_4);
+lean_dec(x_2);
+return x_7;
 }
 }
 lean_object* l_Lean_Elab_Command_elabEval___rarg(lean_object* x_1) {
@@ -28466,6 +29032,8 @@ l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1 = _init_l_Lean_Elab_C
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__1);
 l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2);
+l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3);
 l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__1 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__1();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__1);
 l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__2 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__2___closed__2();
@@ -28482,24 +29050,22 @@ l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__4 = _init_l_Lean_Elab_C
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__4);
 l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__5);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__6);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__7);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__8);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__9);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__10);
-l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11();
-lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__3___closed__11);
+l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__1);
+l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__2);
+l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__3);
+l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4 = _init_l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___lambda__4___closed__4);
 l_Lean_Elab_Command_elabEvalUnsafe___closed__1 = _init_l_Lean_Elab_Command_elabEvalUnsafe___closed__1();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___closed__1);
 l_Lean_Elab_Command_elabEvalUnsafe___closed__2 = _init_l_Lean_Elab_Command_elabEvalUnsafe___closed__2();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___closed__2);
 l_Lean_Elab_Command_elabEvalUnsafe___closed__3 = _init_l_Lean_Elab_Command_elabEvalUnsafe___closed__3();
 lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___closed__3);
+l_Lean_Elab_Command_elabEvalUnsafe___closed__4 = _init_l_Lean_Elab_Command_elabEvalUnsafe___closed__4();
+lean_mark_persistent(l_Lean_Elab_Command_elabEvalUnsafe___closed__4);
 l___regBuiltin_Lean_Elab_Command_elabEval___closed__1 = _init_l___regBuiltin_Lean_Elab_Command_elabEval___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Elab_Command_elabEval___closed__1);
 res = l___regBuiltin_Lean_Elab_Command_elabEval(lean_io_mk_world());
diff --git a/stage0/stdlib/Lean/Elab/Print.c b/stage0/stdlib/Lean/Elab/Print.c
index 438d0dd560..a499d24474 100644
--- a/stage0/stdlib/Lean/Elab/Print.c
+++ b/stage0/stdlib/Lean/Elab/Print.c
@@ -37,11 +37,11 @@ lean_object* lean_private_to_user_name(lean_object*);
 lean_object* l___private_Lean_Elab_Print_1__throwUnknownId___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabPrint(lean_object*);
 lean_object* l___private_Lean_Elab_Command_3__setState(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_assumption___closed__1;
 extern lean_object* l_Lean_Parser_Command_print___elambda__1___closed__2;
 extern lean_object* l_Lean_Parser_Term_explicitUniv___elambda__1___closed__5;
 lean_object* l_List_map___main___at___private_Lean_Elab_Print_9__printId___spec__2(lean_object*);
 lean_object* l_Lean_Elab_Command_elabPrint___closed__4;
+extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__1;
 lean_object* l___private_Lean_Elab_Print_5__printAxiomLike___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Print_4__printDefLike___closed__1;
 lean_object* l___private_Lean_Elab_Print_4__printDefLike___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -218,7 +218,7 @@ _start:
 if (lean_obj_tag(x_1) == 0)
 {
 lean_object* x_2; 
-x_2 = l_Lean_Meta_assumption___closed__1;
+x_2 = l_Lean_Meta_Exception_Inhabited___closed__1;
 return x_2;
 }
 else
@@ -335,7 +335,7 @@ lean_inc(x_80);
 x_81 = lean_ctor_get(x_79, 1);
 lean_inc(x_81);
 lean_dec(x_79);
-x_82 = l_Lean_Meta_assumption___closed__1;
+x_82 = l_Lean_Meta_Exception_Inhabited___closed__1;
 x_8 = x_82;
 x_9 = x_80;
 x_10 = x_81;
diff --git a/stage0/stdlib/Lean/Elab/Structure.c b/stage0/stdlib/Lean/Elab/Structure.c
index 894a36a550..bb6d345435 100644
--- a/stage0/stdlib/Lean/Elab/Structure.c
+++ b/stage0/stdlib/Lean/Elab/Structure.c
@@ -91,7 +91,6 @@ lean_object* l___private_Lean_Elab_Structure_4__validStructType___boxed(lean_obj
 lean_object* l___private_Lean_Elab_Structure_10__withFields___main___rarg___closed__8;
 lean_object* l___private_Lean_Elab_Term_3__fromMetaState(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4;
 lean_object* l_Lean_Elab_Term_ensureHasType(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_5__checkParentIsStructure___closed__4;
 lean_object* l___private_Lean_Elab_Structure_22__collectLevelParamsInStructure(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -311,6 +310,7 @@ lean_object* l___private_Lean_Elab_Structure_8__processSubfields___main(lean_obj
 lean_object* l___private_Lean_Elab_Structure_23__addCtorFields___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabBinders___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_setEnv(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_mkProjection___main___closed__7;
 lean_object* l_List_forM___main___at_Lean_Elab_Command_elabStructure___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_10__withFields___main___rarg___closed__12;
 lean_object* l_Array_forMAux___main___at___private_Lean_Elab_Structure_29__addDefaults___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -365,7 +365,6 @@ lean_object* l_Array_findMAux___main___at___private_Lean_Elab_Structure_6__findF
 extern lean_object* l_Lean_Parser_Command_classTk___elambda__1___closed__2;
 lean_object* l_Lean_Elab_Command_checkValidFieldModifier___closed__6;
 lean_object* l_Lean_Elab_Term_getMCtx___rarg(lean_object*);
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5;
 uint8_t lean_is_class(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_18__collectUniversesFromFields___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabStructure___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -374,7 +373,6 @@ uint8_t l_Lean_isStructure(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_28__mkAuxConstructions(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Structure_18__collectUniversesFromFields(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_mkProjection___main___closed__3;
 lean_object* _init_l_Lean_Elab_Command_StructFieldInfo_inhabited___closed__1() {
 _start:
 {
@@ -1346,11 +1344,9 @@ return x_5;
 lean_object* _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__1() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_mkProjection___main___closed__3;
-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("', identifiers starting with '_' are reserved to the system");
+return x_1;
 }
 }
 lean_object* _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__2() {
@@ -1358,7 +1354,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__1;
-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;
 }
@@ -1366,26 +1362,8 @@ return x_2;
 lean_object* _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__3() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("', identifiers starting with '_' are reserved to the system");
-return x_1;
-}
-}
-lean_object* _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___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_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4;
+x_1 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__2;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1501,11 +1479,11 @@ lean_dec(x_6);
 lean_dec(x_4);
 x_34 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_34, 0, x_20);
-x_35 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__2;
+x_35 = l_Lean_Meta_mkProjection___main___closed__7;
 x_36 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_34);
-x_37 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5;
+x_37 = l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__3;
 x_38 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_38, 0, x_36);
 lean_ctor_set(x_38, 1, x_37);
@@ -11588,10 +11566,6 @@ l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___
 lean_mark_persistent(l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__2);
 l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__3 = _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__3();
 lean_mark_persistent(l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__3);
-l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4 = _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4();
-lean_mark_persistent(l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__4);
-l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5 = _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5();
-lean_mark_persistent(l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__1___closed__5);
 l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__2___closed__1 = _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__2___closed__1();
 lean_mark_persistent(l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__2___closed__1);
 l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__2___closed__2 = _init_l_Array_iterateMAux___main___at___private_Lean_Elab_Structure_3__expandFields___spec__2___closed__2();
diff --git a/stage0/stdlib/Lean/Elab/Syntax.c b/stage0/stdlib/Lean/Elab/Syntax.c
index b917c170a7..f2b1015e86 100644
--- a/stage0/stdlib/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Lean/Elab/Syntax.c
@@ -469,6 +469,7 @@ lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__126;
 uint8_t l_Lean_Name_hasMacroScopes___main(lean_object*);
 lean_object* l_Lean_Parser_registerParserCategory(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__63;
+extern lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3;
 lean_object* l_Lean_Elab_Command_elabSyntax___closed__9;
 lean_object* l___private_Lean_Elab_Syntax_6__declareSyntaxCatQuotParser___closed__51;
 extern lean_object* l_Bool_HasRepr___closed__1;
@@ -716,7 +717,6 @@ extern lean_object* l_Lean_Parser_mkParserOfConstantUnsafe___closed__5;
 lean_object* l_Array_umapMAux___main___at___private_Lean_Elab_Syntax_9__expandNotationAux___spec__3(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabMacroRulesAux___closed__2;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__44;
-extern lean_object* l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2;
 lean_object* l___private_Lean_Elab_Syntax_1__mkParserSeq___boxed(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Command_syntax___elambda__1___closed__1;
 lean_object* l_Lean_Elab_Command_expandNotationItemIntoSyntaxItem(lean_object*, lean_object*, lean_object*);
@@ -3365,7 +3365,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__2;
+x_2 = l_Lean_Elab_Command_elabEvalUnsafe___lambda__1___closed__3;
 x_3 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
diff --git a/stage0/stdlib/Lean/Elab/SyntheticMVars.c b/stage0/stdlib/Lean/Elab/SyntheticMVars.c
index 806463fd1c..30a9e24d39 100644
--- a/stage0/stdlib/Lean/Elab/SyntheticMVars.c
+++ b/stage0/stdlib/Lean/Elab/SyntheticMVars.c
@@ -60,7 +60,6 @@ lean_object* l_List_filterAuxM___main___at___private_Lean_Elab_SyntheticMVars_7_
 lean_object* l_List_filterAuxM___main___at___private_Lean_Elab_SyntheticMVars_7__synthesizeSyntheticMVarsStep___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_SyntheticMVars_1__resumeElabTerm(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_List_forM___main___at___private_Lean_Elab_SyntheticMVars_9__reportStuckSyntheticMVars___spec__1___lambda__1___closed__2;
-extern lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_ensureAssignmentHasNoMVars___closed__3;
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_SyntheticMVars_11__synthesizeSyntheticMVarsAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -86,6 +85,7 @@ lean_object* l___private_Lean_Elab_SyntheticMVars_3__synthesizePendingInstMVar__
 lean_object* l_Lean_Elab_Term_synthesizeSyntheticMVars___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_SyntheticMVars_8__synthesizeUsingDefault(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_SyntheticMVars_4__synthesizePendingCoeInstMVar___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_object* l___private_Lean_Elab_SyntheticMVars_5__checkWithDefault(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_filterAuxM___main___at___private_Lean_Elab_SyntheticMVars_8__synthesizeUsingDefault___spec__1___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_SyntheticMVars_11__synthesizeSyntheticMVarsAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -4334,7 +4334,7 @@ lean_dec(x_11);
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_6);
-x_184 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_184 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_185 = l_Lean_Elab_Term_throwError___rarg(x_7, x_184, x_3, x_8);
 lean_dec(x_7);
 x_186 = !lean_is_exclusive(x_185);
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Basic.c b/stage0/stdlib/Lean/Elab/Tactic/Basic.c
index 86b2d37538..7c59aee292 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Basic.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Basic.c
@@ -148,7 +148,6 @@ lean_object* l_List_findM_x3f___main___at_Lean_Elab_Tactic_evalCase___spec__1(le
 lean_object* l_Std_PersistentHashMap_find_x3f___at_Lean_Elab_Tactic_evalTactic___main___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalTactic___main___closed__2;
 lean_object* l___private_Lean_Elab_Tactic_Basic_4__regTraceClasses(lean_object*);
-extern lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalSkip___closed__1;
 lean_object* l_Lean_Elab_Tactic_evalCase(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalClear___closed__1;
@@ -226,6 +225,7 @@ lean_object* l_Lean_Elab_Tactic_State_inhabited___closed__1;
 lean_object* l_Lean_collectMVars(lean_object*, lean_object*);
 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_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_throwUnsupportedSyntax___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getMainGoal(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalSubst(lean_object*);
@@ -2135,7 +2135,7 @@ goto block_43;
 else
 {
 lean_object* x_44; lean_object* x_45; 
-x_44 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_44 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_45 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_44, x_3, x_4);
 if (lean_obj_tag(x_45) == 0)
 {
@@ -5114,7 +5114,7 @@ goto block_249;
 else
 {
 lean_object* x_250; lean_object* x_251; 
-x_250 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_250 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_251 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_250, x_2, x_3);
 if (lean_obj_tag(x_251) == 0)
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Generalize.c b/stage0/stdlib/Lean/Elab/Tactic/Generalize.c
index bda9e63d6c..29611021fc 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Generalize.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Generalize.c
@@ -29,6 +29,7 @@ lean_object* l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___l
 lean_object* lean_expr_lift_loose_bvars(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Generalize_3__evalGeneralizeFinalize(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4;
 extern lean_object* l_Lean_Elab_Tactic_liftMetaTactic___closed__1;
 lean_object* l___private_Lean_Elab_Tactic_Generalize_5__evalGeneralizeFallback(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Generalize_2__getVarName___boxed(lean_object*);
@@ -64,6 +65,7 @@ lean_object* l___regBuiltin_Lean_Elab_Tactic_evalGeneralize___closed__1;
 lean_object* l___private_Lean_Elab_Tactic_Generalize_2__getVarName(lean_object*);
 lean_object* l_Lean_mkAppB(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Generalize_1__getAuxHypothesisName(lean_object*);
+lean_object* l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3;
 lean_object* l_Lean_mkConst(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_liftMetaTacticAux___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp3(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -371,6 +373,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__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___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___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___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -548,7 +570,7 @@ if (x_48 == 0)
 lean_object* x_49; lean_object* x_50; 
 x_49 = lean_ctor_get(x_7, 0);
 lean_dec(x_49);
-x_50 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__2;
+x_50 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4;
 lean_ctor_set_tag(x_7, 1);
 lean_ctor_set(x_7, 0, x_50);
 return x_7;
@@ -559,7 +581,7 @@ lean_object* x_51; lean_object* x_52; lean_object* x_53;
 x_51 = lean_ctor_get(x_7, 1);
 lean_inc(x_51);
 lean_dec(x_7);
-x_52 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__2;
+x_52 = l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4;
 x_53 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_53, 0, x_52);
 lean_ctor_set(x_53, 1, x_51);
@@ -1184,6 +1206,10 @@ l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___cl
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__1);
 l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__2 = _init_l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__2();
 lean_mark_persistent(l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__2);
+l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3 = _init_l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__3);
+l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4 = _init_l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4();
+lean_mark_persistent(l___private_Lean_Elab_Tactic_Generalize_4__evalGeneralizeWithEq___lambda__1___closed__4);
 l___regBuiltin_Lean_Elab_Tactic_evalGeneralize___closed__1 = _init_l___regBuiltin_Lean_Elab_Tactic_evalGeneralize___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_Elab_Tactic_evalGeneralize___closed__1);
 res = l___regBuiltin_Lean_Elab_Tactic_evalGeneralize(lean_io_mk_world());
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Induction.c b/stage0/stdlib/Lean/Elab/Tactic/Induction.c
index 5a9b7ee9a6..09e483e20f 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Induction.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Induction.c
@@ -88,7 +88,6 @@ lean_object* l_Nat_foldMAux___main___at___private_Lean_Elab_Tactic_Induction_16_
 lean_object* l___private_Lean_Elab_Tactic_Induction_15__isTermRHS___boxed(lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Tactic_evalInduction(lean_object*);
 lean_object* l___private_Lean_Elab_Tactic_Induction_11__checkAltCtorNames(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
 lean_object* lean_array_fget(lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l_List_toString___at_Lean_Elab_OpenDecl_HasToString___spec__2(lean_object*);
@@ -124,6 +123,7 @@ lean_object* l_Lean_Meta_revert___boxed(lean_object*, lean_object*, lean_object*
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Elab_Tactic_Induction_16__processResult___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getRecFromUsing(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Elab_Tactic_Induction_16__processResult___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Tactic_getMainGoal(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_getInductiveValFromMajor___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkRecFor___closed__1;
@@ -1974,7 +1974,7 @@ goto block_58;
 else
 {
 lean_object* x_59; lean_object* x_60; 
-x_59 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_59 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_60 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_59, x_4, x_20);
 if (lean_obj_tag(x_60) == 0)
@@ -2253,7 +2253,7 @@ goto block_118;
 else
 {
 lean_object* x_119; lean_object* x_120; 
-x_119 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_119 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_120 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_119, x_4, x_80);
 if (lean_obj_tag(x_120) == 0)
@@ -2532,7 +2532,7 @@ goto block_178;
 else
 {
 lean_object* x_179; lean_object* x_180; 
-x_179 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_179 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_180 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_179, x_4, x_140);
 if (lean_obj_tag(x_180) == 0)
@@ -2811,7 +2811,7 @@ goto block_238;
 else
 {
 lean_object* x_239; lean_object* x_240; 
-x_239 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_239 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_240 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_239, x_4, x_200);
 if (lean_obj_tag(x_240) == 0)
@@ -3107,7 +3107,7 @@ goto block_304;
 else
 {
 lean_object* x_305; lean_object* x_306; 
-x_305 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_305 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_306 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_305, x_4, x_266);
 if (lean_obj_tag(x_306) == 0)
@@ -3450,7 +3450,7 @@ goto block_367;
 else
 {
 lean_object* x_368; lean_object* x_369; 
-x_368 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_368 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_369 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_368, x_4, x_329);
 if (lean_obj_tag(x_369) == 0)
@@ -3731,7 +3731,7 @@ goto block_440;
 else
 {
 lean_object* x_441; lean_object* x_442; 
-x_441 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_441 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_442 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_441, x_4, x_402);
 if (lean_obj_tag(x_442) == 0)
@@ -4010,7 +4010,7 @@ goto block_500;
 else
 {
 lean_object* x_501; lean_object* x_502; 
-x_501 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_501 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_502 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_501, x_4, x_462);
 if (lean_obj_tag(x_502) == 0)
@@ -4289,7 +4289,7 @@ goto block_560;
 else
 {
 lean_object* x_561; lean_object* x_562; 
-x_561 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_561 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_562 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_561, x_4, x_522);
 if (lean_obj_tag(x_562) == 0)
@@ -4568,7 +4568,7 @@ goto block_620;
 else
 {
 lean_object* x_621; lean_object* x_622; 
-x_621 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_621 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_622 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_621, x_4, x_582);
 if (lean_obj_tag(x_622) == 0)
@@ -4847,7 +4847,7 @@ goto block_680;
 else
 {
 lean_object* x_681; lean_object* x_682; 
-x_681 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_681 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_682 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_681, x_4, x_642);
 if (lean_obj_tag(x_682) == 0)
@@ -5126,7 +5126,7 @@ goto block_740;
 else
 {
 lean_object* x_741; lean_object* x_742; 
-x_741 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_741 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_742 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_741, x_4, x_702);
 if (lean_obj_tag(x_742) == 0)
@@ -5405,7 +5405,7 @@ goto block_800;
 else
 {
 lean_object* x_801; lean_object* x_802; 
-x_801 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_801 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_802 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_801, x_4, x_762);
 if (lean_obj_tag(x_802) == 0)
@@ -5684,7 +5684,7 @@ goto block_860;
 else
 {
 lean_object* x_861; lean_object* x_862; 
-x_861 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_861 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_inc(x_1);
 x_862 = l_Lean_Elab_Tactic_throwError___rarg(x_1, x_861, x_4, x_822);
 if (lean_obj_tag(x_862) == 0)
diff --git a/stage0/stdlib/Lean/Elab/Term.c b/stage0/stdlib/Lean/Elab/Term.c
index 1c37e6aa2e..574fc73018 100644
--- a/stage0/stdlib/Lean/Elab/Term.c
+++ b/stage0/stdlib/Lean/Elab/Term.c
@@ -93,7 +93,6 @@ lean_object* l_Lean_Syntax_getIdAt(lean_object*, lean_object*);
 lean_object* l_ReaderT_read___at_Lean_Elab_Term_monadLog___spec__1(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabQuotedName___closed__1;
 lean_object* lean_local_ctx_mk_let_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_maxRecDepthErrorMessage;
 lean_object* l_Lean_Elab_Term_getLocalInsts___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_resettingSynthInstanceCacheWhen___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_getPos___at_Lean_Elab_Term_throwError___spec__2___boxed(lean_object*, lean_object*, lean_object*);
@@ -132,6 +131,7 @@ lean_object* l_List_append___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_mkAppTypeMismatchMessage(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_throwUnsupportedSyntax___rarg___closed__1;
 lean_object* l_Lean_Elab_Term_unfoldDefinition_x3f(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6;
 lean_object* l_Lean_Elab_Term_mkForallUsedOnly___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_declareBuiltinParser___closed__5;
 lean_object* l_Lean_Elab_Term_synthesizeInstMVarCore___closed__6;
@@ -275,7 +275,6 @@ lean_object* l_Lean_Meta_isClass(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabHole(lean_object*);
 lean_object* l_Lean_Elab_Term_withTransparency(lean_object*);
 extern lean_object* l_Lean_Parser_Term_byTactic___elambda__1___closed__2;
-lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1;
 extern lean_object* l_Lean_Meta_run___rarg___closed__5;
 lean_object* l___private_Lean_Elab_Term_7__isMonad_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___lambda__2(lean_object*, lean_object*, lean_object*);
@@ -293,7 +292,6 @@ lean_object* l___private_Lean_Elab_Term_17__elabOptLevel___boxed(lean_object*, l
 lean_object* l___private_Lean_Elab_Term_18__mkPairsAux___main___closed__3;
 lean_object* l_Lean_Elab_Term_tryPostponeIfNoneOrMVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabParen___closed__4;
-lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
 lean_object* l_Lean_Elab_Term_elabLevel(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabNamedHole(lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___lambda__1(lean_object*, lean_object*, lean_object*);
@@ -305,6 +303,7 @@ lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Std_PersistentArray_foldlM___at___private_Lean_Elab_Term_3__fromMetaState___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_synthesizeInstMVarCore___closed__5;
 lean_object* l_Lean_Elab_Term_elabRawCharLit(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3;
 lean_object* l_Std_PersistentArray_foldlMAux___main___at___private_Lean_Elab_Term_3__fromMetaState___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkFreshAnonymousName___rarg(lean_object*);
 lean_object* l_Lean_Elab_Term_MetaHasEval___rarg___closed__2;
@@ -472,6 +471,7 @@ lean_object* l_Lean_Elab_Term_applyResult___boxed(lean_object*, lean_object*, le
 lean_object* l_Lean_Elab_Term_monadQuotation___closed__4;
 lean_object* l_Lean_Elab_Term_withLocalDecl___rarg(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule(lean_object*);
+extern lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_object* l___private_Lean_Elab_Term_18__mkPairsAux___main___closed__4;
 lean_object* l_Lean_Elab_Term_throwUnsupportedSyntax___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkTermElabAttribute(lean_object*);
@@ -609,7 +609,6 @@ lean_object* l_Lean_Elab_Term_traceAtCmdPos(lean_object*, lean_object*, lean_obj
 lean_object* lean_environment_main_module(lean_object*);
 lean_object* l_Lean_Elab_Term_elabTacticBlock___closed__3;
 extern lean_object* l_Std_PersistentArray_empty___closed__3;
-lean_object* l_Lean_Elab_Term_decLevel___closed__5;
 lean_object* l_Lean_Elab_Term_withReducible(lean_object*);
 lean_object* l_Lean_Elab_Term_elabUsingElabFns___closed__5;
 lean_object* l_Lean_Elab_Term_TermElabM_inhabited___rarg(lean_object*);
@@ -636,7 +635,6 @@ lean_object* l___regBuiltin_Lean_Elab_Term_elabSort___closed__1;
 lean_object* l___private_Lean_Elab_Term_4__hasCDot___boxed(lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_Elab_Term_monadLog___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_synthesizeInstMVarCore(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Term_decLevel___closed__3;
 lean_object* l_Lean_Elab_Term_withTransparency___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Term_paren___elambda__1___closed__1;
 lean_object* l_Lean_Meta_isLevelDefEq(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -727,7 +725,6 @@ extern lean_object* l_Lean_prodToExpr___rarg___lambda__1___closed__3;
 lean_object* l_Lean_Elab_Term_logDbgTrace(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_isNameLit_x3f(lean_object*);
 lean_object* l_Lean_Elab_Term_getMainModule___boxed(lean_object*);
-lean_object* l_Lean_Elab_Term_decLevel___closed__4;
 lean_object* l_Lean_Elab_Term_synthesizeInstMVarCore___closed__12;
 lean_object* l_Lean_Meta_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___closed__3;
@@ -811,9 +808,7 @@ lean_object* l_Lean_MetavarContext_getDecl(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_formatStxAux___main(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_resetSynthInstanceCache___boxed(lean_object*);
 uint8_t l_Std_PersistentArray_anyM___at_Lean_MessageLog_hasErrors___spec__1(lean_object*);
-lean_object* l_Lean_Elab_Term_decLevel___closed__2;
 lean_object* l___private_Lean_Elab_Term_3__fromMetaState___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Elab_Term_decLevel___closed__1;
 lean_object* l___private_Lean_Elab_Term_12__isExplicit___boxed(lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___lambda__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___closed__1;
@@ -914,7 +909,6 @@ uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_IO_println___at_IO_runMeta___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Lean_Elab_MonadMacroAdapter___closed__6;
 lean_object* l_Lean_Elab_Term_tryLiftAndCoe___closed__3;
-lean_object* l_Lean_Elab_Term_decLevel___closed__6;
 lean_object* lean_add_decl(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_tryCoe___closed__3;
 lean_object* _init_l_Lean_Elab_Term_State_inhabited___closed__1() {
@@ -2576,26 +2570,6 @@ lean_dec(x_2);
 return x_3;
 }
 }
-lean_object* _init_l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_maxRecDepthErrorMessage;
-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_withIncRecDepth___rarg___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1;
-x_2 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_Elab_Term_withIncRecDepth___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -2650,7 +2624,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_2);
-x_38 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_38 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_39 = l_Lean_Elab_Term_throwError___rarg(x_1, x_38, x_3, x_4);
 x_40 = !lean_is_exclusive(x_39);
 if (x_40 == 0)
@@ -9501,62 +9475,6 @@ lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* _init_l_Lean_Elab_Term_decLevel___closed__1() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string("invalid universe level, ");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Elab_Term_decLevel___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_decLevel___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_Lean_Elab_Term_decLevel___closed__3() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_decLevel___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_Lean_Elab_Term_decLevel___closed__4() {
-_start:
-{
-lean_object* x_1; 
-x_1 = lean_mk_string(" is not greater than 0");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Elab_Term_decLevel___closed__5() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_decLevel___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_Lean_Elab_Term_decLevel___closed__6() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_decLevel___closed__5;
-x_2 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_Elab_Term_decLevel(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -9577,11 +9495,11 @@ lean_inc(x_7);
 lean_dec(x_5);
 x_8 = lean_alloc_ctor(3, 1, 0);
 lean_ctor_set(x_8, 0, x_2);
-x_9 = l_Lean_Elab_Term_decLevel___closed__3;
+x_9 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3;
 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_decLevel___closed__6;
+x_11 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6;
 x_12 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_12, 0, x_10);
 lean_ctor_set(x_12, 1, x_11);
@@ -20043,7 +19961,7 @@ lean_dec(x_13);
 lean_dec(x_12);
 lean_dec(x_8);
 lean_dec(x_1);
-x_208 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_208 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_209 = l_Lean_Elab_Term_throwError___rarg(x_4, x_208, x_5, x_6);
 lean_dec(x_4);
 x_210 = !lean_is_exclusive(x_209);
@@ -20920,7 +20838,7 @@ lean_dec(x_215);
 lean_dec(x_214);
 lean_dec(x_8);
 lean_dec(x_1);
-x_318 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_318 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_319 = l_Lean_Elab_Term_throwError___rarg(x_4, x_318, x_226, x_6);
 lean_dec(x_4);
 x_320 = lean_ctor_get(x_319, 0);
@@ -21460,7 +21378,7 @@ lean_dec(x_334);
 lean_dec(x_333);
 lean_dec(x_329);
 lean_dec(x_1);
-x_438 = l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2;
+x_438 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_439 = l_Lean_Elab_Term_throwError___rarg(x_4, x_438, x_346, x_332);
 lean_dec(x_4);
 x_440 = lean_ctor_get(x_439, 0);
@@ -31224,10 +31142,6 @@ l_Lean_Elab_Term_monadLog = _init_l_Lean_Elab_Term_monadLog();
 lean_mark_persistent(l_Lean_Elab_Term_monadLog);
 l_Lean_Elab_Term_throwUnsupportedSyntax___rarg___closed__1 = _init_l_Lean_Elab_Term_throwUnsupportedSyntax___rarg___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_throwUnsupportedSyntax___rarg___closed__1);
-l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1 = _init_l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1();
-lean_mark_persistent(l_Lean_Elab_Term_withIncRecDepth___rarg___closed__1);
-l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2 = _init_l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2();
-lean_mark_persistent(l_Lean_Elab_Term_withIncRecDepth___rarg___closed__2);
 l_Lean_Elab_Term_monadQuotation___closed__1 = _init_l_Lean_Elab_Term_monadQuotation___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_monadQuotation___closed__1);
 l_Lean_Elab_Term_monadQuotation___closed__2 = _init_l_Lean_Elab_Term_monadQuotation___closed__2();
@@ -31287,18 +31201,6 @@ l_Lean_Elab_Term_throwErrorIfErrors___closed__2 = _init_l_Lean_Elab_Term_throwEr
 lean_mark_persistent(l_Lean_Elab_Term_throwErrorIfErrors___closed__2);
 l_Lean_Elab_Term_throwErrorIfErrors___closed__3 = _init_l_Lean_Elab_Term_throwErrorIfErrors___closed__3();
 lean_mark_persistent(l_Lean_Elab_Term_throwErrorIfErrors___closed__3);
-l_Lean_Elab_Term_decLevel___closed__1 = _init_l_Lean_Elab_Term_decLevel___closed__1();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__1);
-l_Lean_Elab_Term_decLevel___closed__2 = _init_l_Lean_Elab_Term_decLevel___closed__2();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__2);
-l_Lean_Elab_Term_decLevel___closed__3 = _init_l_Lean_Elab_Term_decLevel___closed__3();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__3);
-l_Lean_Elab_Term_decLevel___closed__4 = _init_l_Lean_Elab_Term_decLevel___closed__4();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__4);
-l_Lean_Elab_Term_decLevel___closed__5 = _init_l_Lean_Elab_Term_decLevel___closed__5();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__5);
-l_Lean_Elab_Term_decLevel___closed__6 = _init_l_Lean_Elab_Term_decLevel___closed__6();
-lean_mark_persistent(l_Lean_Elab_Term_decLevel___closed__6);
 l_Lean_Elab_Term_mkExplicitBinder___closed__1 = _init_l_Lean_Elab_Term_mkExplicitBinder___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_mkExplicitBinder___closed__1);
 l_Lean_Elab_Term_mkExplicitBinder___closed__2 = _init_l_Lean_Elab_Term_mkExplicitBinder___closed__2();
diff --git a/stage0/stdlib/Lean/Eval.c b/stage0/stdlib/Lean/Eval.c
index 2498ed44f5..f6565bb344 100644
--- a/stage0/stdlib/Lean/Eval.c
+++ b/stage0/stdlib/Lean/Eval.c
@@ -35,8 +35,54 @@ _start:
 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; 
+x_10 = lean_ctor_get(x_8, 0);
+lean_dec(x_10);
+lean_ctor_set(x_8, 0, x_2);
 return x_8;
 }
+else
+{
+lean_object* x_11; lean_object* x_12; 
+x_11 = lean_ctor_get(x_8, 1);
+lean_inc(x_11);
+lean_dec(x_8);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_2);
+lean_ctor_set(x_12, 1, x_11);
+return x_12;
+}
+}
+else
+{
+uint8_t x_13; 
+lean_dec(x_2);
+x_13 = !lean_is_exclusive(x_8);
+if (x_13 == 0)
+{
+return x_8;
+}
+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* l_Lean_metaHasEvalOfHasEval(lean_object* x_1) {
 _start:
@@ -54,7 +100,6 @@ x_7 = lean_unbox(x_5);
 lean_dec(x_5);
 x_8 = l_Lean_metaHasEvalOfHasEval___rarg(x_1, x_2, x_3, x_4, x_7, x_6);
 lean_dec(x_3);
-lean_dec(x_2);
 return x_8;
 }
 }
diff --git a/stage0/stdlib/Lean/Expr.c b/stage0/stdlib/Lean/Expr.c
index 21e8a211b4..f25d24cb31 100644
--- a/stage0/stdlib/Lean/Expr.c
+++ b/stage0/stdlib/Lean/Expr.c
@@ -29,6 +29,7 @@ lean_object* l_Lean_Expr_bindingDomain_x21___boxed(lean_object*);
 lean_object* l_Lean_Expr_letName_x21(lean_object*);
 uint8_t l_Lean_Expr_isNatLit(lean_object*);
 lean_object* l_Lean_Name_eraseMacroScopes(lean_object*);
+lean_object* l_Lean_Expr_replaceFVar___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_updateLambda___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppNumArgs___boxed(lean_object*);
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
@@ -56,6 +57,7 @@ lean_object* l_Lean_mkDecIsFalse___closed__1;
 lean_object* l___private_Lean_Expr_10__hasAnyFVarAux(lean_object*, lean_object*);
 lean_object* l_Lean_ExprStructEq_Hashable___closed__1;
 lean_object* l_Lean_mkLocalEx___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_replaceFVarId___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_bindingDomain_x21(lean_object*);
 lean_object* l_Lean_Expr_getAppArgs(lean_object*);
@@ -225,6 +227,7 @@ uint8_t l_Lean_KVMap_getBool(lean_object*, lean_object*, uint8_t);
 lean_object* l_List_map___main___at_Lean_Expr_instantiateLevelParamsArray___spec__4(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Literal_beq(lean_object*, lean_object*);
 lean_object* l_Lean_Level_instantiateParams___main___at_Lean_Expr_instantiateLevelParams___spec__3___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_replaceFVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_headBeta(lean_object*);
 lean_object* l_Lean_BinderInfo_hasBeq___closed__1;
 uint8_t lean_expr_binder_info(lean_object*);
@@ -329,6 +332,7 @@ lean_object* l_Lean_Expr_getAutoParamTactic_x3f___closed__2;
 lean_object* l_Lean_Level_instantiateParams___main(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isLambda(lean_object*);
 lean_object* l_Lean_Expr_updateSort_x21___closed__2;
+lean_object* l_Lean_Expr_replaceFVarId(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp9(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_data___boxed(lean_object*);
 lean_object* lean_expr_update_proj(lean_object*, lean_object*);
@@ -502,6 +506,7 @@ lean_object* l_Lean_mkDecIsFalse___closed__3;
 lean_object* l_Lean_Expr_isHeadBetaTarget___boxed(lean_object*);
 lean_object* l___private_Lean_Expr_6__mkAppRevRangeAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_Data_nonDepLet___boxed(lean_object*);
+extern lean_object* l_Lean_mkOptionalNode___closed__2;
 lean_object* l___private_Lean_Expr_7__betaRevAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_inferImplicit___main(lean_object*, lean_object*, uint8_t);
 lean_object* l_Lean_mkNatLit(lean_object*);
@@ -6854,6 +6859,48 @@ lean_dec(x_1);
 return x_4;
 }
 }
+lean_object* l_Lean_Expr_replaceFVar(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; 
+x_4 = l_Lean_mkOptionalNode___closed__2;
+x_5 = lean_array_push(x_4, x_2);
+x_6 = lean_expr_abstract(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_expr_instantiate1(x_6, x_3);
+lean_dec(x_6);
+return x_7;
+}
+}
+lean_object* l_Lean_Expr_replaceFVar___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Expr_replaceFVar(x_1, x_2, x_3);
+lean_dec(x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Lean_Expr_replaceFVarId(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_mkFVar(x_2);
+x_5 = l_Lean_Expr_replaceFVar(x_1, x_4, x_3);
+return x_5;
+}
+}
+lean_object* l_Lean_Expr_replaceFVarId___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_Expr_replaceFVarId(x_1, x_2, x_3);
+lean_dec(x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
 lean_object* _init_l_Lean_Expr_HasToString___closed__1() {
 _start:
 {
@@ -8041,7 +8088,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(823u);
+x_2 = lean_unsigned_to_nat(829u);
 x_3 = lean_unsigned_to_nat(18u);
 x_4 = l_Lean_Expr_appFn_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8083,7 +8130,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(832u);
+x_2 = lean_unsigned_to_nat(838u);
 x_3 = lean_unsigned_to_nat(18u);
 x_4 = l_Lean_Expr_constName_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8132,7 +8179,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(841u);
+x_2 = lean_unsigned_to_nat(847u);
 x_3 = lean_unsigned_to_nat(14u);
 x_4 = l_Lean_Expr_updateSort_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8189,7 +8236,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(858u);
+x_2 = lean_unsigned_to_nat(864u);
 x_3 = lean_unsigned_to_nat(17u);
 x_4 = l_Lean_Expr_updateMData_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8230,7 +8277,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(863u);
+x_2 = lean_unsigned_to_nat(869u);
 x_3 = lean_unsigned_to_nat(18u);
 x_4 = l_Lean_Expr_updateProj_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8281,7 +8328,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(872u);
+x_2 = lean_unsigned_to_nat(878u);
 x_3 = lean_unsigned_to_nat(21u);
 x_4 = l_Lean_Expr_updateForall_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8325,7 +8372,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(877u);
+x_2 = lean_unsigned_to_nat(883u);
 x_3 = lean_unsigned_to_nat(21u);
 x_4 = l_Lean_Expr_updateForall_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8379,7 +8426,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(886u);
+x_2 = lean_unsigned_to_nat(892u);
 x_3 = lean_unsigned_to_nat(17u);
 x_4 = l_Lean_Expr_updateLambda_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8423,7 +8470,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(891u);
+x_2 = lean_unsigned_to_nat(897u);
 x_3 = lean_unsigned_to_nat(17u);
 x_4 = l_Lean_Expr_updateLambda_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -8467,7 +8514,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l___private_Lean_Expr_1__Expr_mkDataCore___closed__1;
-x_2 = lean_unsigned_to_nat(900u);
+x_2 = lean_unsigned_to_nat(906u);
 x_3 = lean_unsigned_to_nat(20u);
 x_4 = l_Lean_Expr_letName_x21___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
diff --git a/stage0/stdlib/Lean/Meta/AppBuilder.c b/stage0/stdlib/Lean/Meta/AppBuilder.c
index e4d754ea14..592e5a29af 100644
--- a/stage0/stdlib/Lean/Meta/AppBuilder.c
+++ b/stage0/stdlib/Lean/Meta/AppBuilder.c
@@ -19,169 +19,231 @@ extern lean_object* l_Lean_Expr_eq_x3f___closed__2;
 lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
 lean_object* l_Lean_Meta_mkHEqSymm___closed__2;
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5;
 lean_object* l_Lean_Meta_mkCongr___closed__1;
+lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Expr_3__getAppArgsAux___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEqSymm___closed__1;
 lean_object* l_Lean_Meta_mkEqSymm___closed__1;
+extern lean_object* l_Lean_MessageData_ofList___closed__3;
+lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__3;
+lean_object* l_Lean_Meta_mkProjection___main___closed__6;
 lean_object* l_Lean_Meta_mkAppM(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkPure___closed__2;
+lean_object* l_Lean_Meta_mkHEqSymm___closed__4;
 lean_object* l_Lean_Meta_mkCongr___closed__2;
 lean_object* l_Lean_Meta_mkPure___closed__4;
 extern lean_object* l_Array_empty___closed__1;
 lean_object* lean_environment_find(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqOfHEq___closed__4;
 lean_object* l_Lean_Meta_mkPure___closed__1;
 lean_object* l_Lean_Meta_mkCongr(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6;
 lean_object* l_Lean_Meta_mkCongrFun(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Level_dec___main(lean_object*);
 lean_object* l_Lean_Meta_mkEqRec(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqOfHEq___closed__8;
 lean_object* l_Lean_Expr_appFn_x21(lean_object*);
 uint8_t l_Lean_Expr_isAppOf(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_AppBuilder_1__infer(lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Meta_Basic_11__regTraceClasses___closed__2;
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-lean_object* lean_string_append(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__4;
 lean_object* l_Lean_Expr_getAppFn___main(lean_object*);
+lean_object* l_Lean_Meta_mkEqNDRec___closed__5;
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 lean_object* l_Lean_Meta_mkId___closed__1;
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqMP(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_appArg_x21(lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8;
 lean_object* l_Lean_getProjFnForField_x3f(lean_object*, lean_object*, lean_object*);
-lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkTermIdFromIdent___closed__1;
+extern lean_object* l_Lean_listToExpr___rarg___closed__4;
 lean_object* l_Lean_Meta_mkCongrArg___closed__2;
 lean_object* l_Lean_Meta_mkAppOptM(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkHEqSymm___closed__3;
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqNDRec___closed__3;
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3;
+lean_object* l_Lean_Meta_mkCongrArg___closed__4;
 lean_object* l_Lean_Meta_mkEqRefl(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5;
 lean_object* l_Lean_Meta_mkPure___closed__3;
 lean_object* l___private_Lean_Util_Trace_2__addNode___at___private_Lean_Meta_LevelDefEq_10__processPostponedStep___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__68;
 lean_object* l_Lean_Meta_mkAppM___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkProjection___main___closed__9;
 lean_object* lean_array_fget(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3;
 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_mkCongrArg___closed__1;
+lean_object* l_Lean_Meta_mkProjection___main___closed__8;
 lean_object* l_Lean_Meta_mkEqSymm___closed__2;
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqMP___closed__1;
 lean_object* l_Lean_Meta_mkEqMP___closed__2;
-lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkProjection___main___closed__4;
 lean_object* l_Lean_Meta_mkNoConfusion___closed__3;
 lean_object* l_Lean_Meta_mkEqSymm(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkCongrArg___closed__3;
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_heq_x3f___closed__2;
+lean_object* l_Lean_Meta_mkEqNDRec___closed__6;
 lean_object* l_Lean_Meta_mkNoConfusion___closed__1;
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAppOptM___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkProjection___main___closed__1;
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__6;
 lean_object* l_Lean_Meta_mkProjection___main___closed__2;
 lean_object* l_Lean_Meta_mkNoConfusion___closed__4;
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkNoConfusion___closed__2;
 lean_object* lean_instantiate_type_lparams(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__4;
 lean_object* l___private_Lean_Util_Trace_3__getResetTraces___at___private_Lean_Meta_LevelDefEq_10__processPostponedStep___spec__6___rarg(lean_object*);
+lean_object* l_Lean_Meta_mkNoConfusion___closed__8;
 lean_object* l_Lean_Meta_mkId(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Char_HasRepr___closed__1;
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3;
+lean_object* l_Lean_Meta_mkListLit___closed__2;
+extern lean_object* l_Lean_MessageData_coeOfArrayExpr___closed__2;
 lean_object* l_Lean_Meta_mkHEqRefl___closed__1;
+lean_object* l_Lean_Meta_mkArrayLit(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqTrans___closed__1;
 lean_object* l_Lean_Meta_mkEqRec___closed__1;
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1;
 lean_object* l_Lean_getStructureFields(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_mkListLit___closed__1;
+extern lean_object* l_Lean_Options_empty;
 extern lean_object* l_Lean_mkRecFor___closed__1;
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__2;
+lean_object* l_Lean_Meta_mkEqSymm___closed__5;
 lean_object* l_Lean_Meta_mkEqTrans___closed__2;
 lean_object* l_Lean_Meta_mkCongrFun___closed__1;
 lean_object* l_Array_findSomeMAux___main___at_Lean_Meta_mkProjection___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkArrayLit___closed__2;
 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_mkEqMPR___closed__2;
 lean_object* l_Lean_Meta_mkEqSymm___closed__3;
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3;
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(lean_object*, lean_object*, lean_object*);
 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_Lean_Meta_whnf(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*);
+lean_object* l_Lean_Meta_mkArrayLit___closed__1;
 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_mkPure(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqOfHEq___closed__1;
+lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkCongrFun___closed__4;
 lean_object* l_Lean_Meta_mkEqOfHEq___closed__2;
 lean_object* l_Lean_Meta_mkEqRefl___closed__2;
+lean_object* l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkProjection(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkCongrArg___closed__5;
 lean_object* l_Lean_Meta_mkEqNDRec___closed__1;
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
 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___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4;
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_synthInstance(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkNoConfusion___closed__5;
 lean_object* l_Lean_Meta_hasAssignableMVar(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7;
+lean_object* l___private_Lean_Meta_AppBuilder_5__mkFun(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqNDRec___closed__2;
-lean_object* l___private_Lean_Meta_AppBuilder_4__mkFun(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqSymm___closed__4;
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1___boxed(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_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_isLevelDefEqAux___main___spec__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEqSymm(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_findSomeMAux___main___at_Lean_Meta_mkProjection___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkNoConfusion___closed__6;
 lean_object* l_Lean_mkApp5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAppM___closed__1;
 extern lean_object* l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
+lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_incDepth(lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1;
 lean_object* l_Lean_Meta_mkEqMPR(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqTrans(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__1;
 lean_object* l_Lean_Meta_mkHEqTrans(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_5__mkFun___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqOfHEq___closed__7;
 lean_object* l_Lean_mkApp4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getLevel(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1;
 lean_object* l_Lean_Meta_mkCongrArg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__1;
 extern lean_object* l_Lean_mkAppStx___closed__9;
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5;
 lean_object* l_Lean_Meta_mkEqOfHEq___closed__3;
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEqMPR___closed__1;
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__3;
 lean_object* l_Lean_Meta_isExprDefEq(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getConstInfo(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkNoConfusion(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasLooseBVars(lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_KernelException_toMessageData___closed__12;
 lean_object* l_Lean_Meta_instantiateMVars(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_isSubobjectField_x3f(lean_object*, lean_object*, lean_object*);
 lean_object* lean_mk_array(lean_object*, lean_object*);
-lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1;
+lean_object* l_Lean_Meta_mkProjection___main___closed__7;
 lean_object* l_Lean_Meta_mkExpectedTypeHint(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnfD(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_arrayToExpr___rarg___lambda__1___closed__2;
 lean_object* l_Lean_Meta_mkFreshLevelMVar___rarg(lean_object*);
-extern lean_object* l_Lean_mkOptionalNode___closed__2;
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEq(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqOfHEq___closed__5;
 lean_object* l_Lean_Meta_mkHEqTrans___closed__1;
 lean_object* l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Name_toStringWithSep___main(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_4__mkFun___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkHEqRefl(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkProjection___main(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_isStructureLike(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEq(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkAppB(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkProjection___main___closed__10;
 lean_object* l_Lean_mkApp8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_indentExpr(lean_object*);
+lean_object* l_Lean_Meta_mkListLit(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Level_format(lean_object*);
 lean_object* l_Lean_mkConst(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkProjection___main___closed__5;
 lean_object* l_Lean_Meta_mkEqOfHEq(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1;
+lean_object* l_Lean_Meta_mkCongrFun___closed__5;
+lean_object* l_Lean_Meta_mkNoConfusion___closed__7;
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkCongrFun___closed__3;
+extern lean_object* l_Lean_listToExpr___rarg___closed__6;
 lean_object* l_Lean_mkApp3(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkEqOfHEq___closed__6;
+lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2;
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkProjection___main___closed__3;
 lean_object* _init_l_Lean_Meta_mkId___closed__1() {
@@ -913,6 +975,30 @@ return x_11;
 }
 }
 }
+lean_object* l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 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_11; 
+x_3 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_3, 0, x_1);
+x_4 = l_Lean_indentExpr(x_3);
+x_5 = l_Lean_MessageData_ofList___closed__3;
+x_6 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_6, 0, x_4);
+lean_ctor_set(x_6, 1, x_5);
+x_7 = l_Lean_KernelException_toMessageData___closed__12;
+x_8 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_8, 0, x_6);
+lean_ctor_set(x_8, 1, x_7);
+x_9 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_9, 0, x_2);
+x_10 = l_Lean_indentExpr(x_9);
+x_11 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_11, 0, x_8);
+lean_ctor_set(x_11, 1, x_10);
+return x_11;
+}
+}
 lean_object* _init_l_Lean_Meta_mkEqSymm___closed__1() {
 _start:
 {
@@ -939,6 +1025,26 @@ x_1 = lean_mk_string("equality proof expected");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkEqSymm___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqSymm___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_mkEqSymm___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqSymm___closed__4;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Meta_mkEqSymm(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -966,7 +1072,6 @@ x_12 = l_Lean_Expr_isAppOfArity___main(x_8, x_10, x_11);
 if (x_12 == 0)
 {
 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; lean_object* x_22; lean_object* x_23; 
-lean_dec(x_8);
 x_13 = lean_ctor_get(x_9, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_9, 1);
@@ -984,15 +1089,16 @@ lean_ctor_set(x_18, 0, x_13);
 lean_ctor_set(x_18, 1, x_14);
 lean_ctor_set(x_18, 2, x_15);
 lean_ctor_set(x_18, 3, x_17);
-x_19 = l_Lean_mkOptionalNode___closed__2;
-x_20 = lean_array_push(x_19, x_1);
-x_21 = l_Lean_Meta_mkEqSymm___closed__2;
-x_22 = l_Lean_Meta_mkEqSymm___closed__3;
-x_23 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_23, 0, x_21);
-lean_ctor_set(x_23, 1, x_22);
-lean_ctor_set(x_23, 2, x_20);
-lean_ctor_set(x_23, 3, x_18);
+x_19 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_8);
+x_20 = l_Lean_Meta_mkEqSymm___closed__5;
+x_21 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_21, 0, x_20);
+lean_ctor_set(x_21, 1, x_19);
+x_22 = l_Lean_Meta_mkEqSymm___closed__2;
+x_23 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
+lean_ctor_set(x_23, 2, x_18);
 lean_ctor_set_tag(x_6, 1);
 lean_ctor_set(x_6, 0, x_23);
 return x_6;
@@ -1092,7 +1198,6 @@ x_53 = l_Lean_Expr_isAppOfArity___main(x_49, x_51, x_52);
 if (x_53 == 0)
 {
 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_dec(x_49);
 x_54 = lean_ctor_get(x_50, 0);
 lean_inc(x_54);
 x_55 = lean_ctor_get(x_50, 1);
@@ -1110,15 +1215,16 @@ lean_ctor_set(x_59, 0, x_54);
 lean_ctor_set(x_59, 1, x_55);
 lean_ctor_set(x_59, 2, x_56);
 lean_ctor_set(x_59, 3, x_58);
-x_60 = l_Lean_mkOptionalNode___closed__2;
-x_61 = lean_array_push(x_60, x_1);
-x_62 = l_Lean_Meta_mkEqSymm___closed__2;
-x_63 = l_Lean_Meta_mkEqSymm___closed__3;
-x_64 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_64, 0, x_62);
-lean_ctor_set(x_64, 1, x_63);
-lean_ctor_set(x_64, 2, x_61);
-lean_ctor_set(x_64, 3, x_59);
+x_60 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_49);
+x_61 = l_Lean_Meta_mkEqSymm___closed__5;
+x_62 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_62, 0, x_61);
+lean_ctor_set(x_62, 1, x_60);
+x_63 = l_Lean_Meta_mkEqSymm___closed__2;
+x_64 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_64, 0, x_63);
+lean_ctor_set(x_64, 1, x_62);
+lean_ctor_set(x_64, 2, x_59);
 x_65 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_65, 0, x_64);
 lean_ctor_set(x_65, 1, x_50);
@@ -1289,7 +1395,7 @@ lean_inc(x_2);
 x_12 = l___private_Lean_Meta_AppBuilder_1__infer(x_2, x_3, x_10);
 if (lean_obj_tag(x_12) == 0)
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_59; lean_object* x_92; lean_object* x_93; uint8_t x_94; uint8_t x_95; 
+lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_58; lean_object* x_90; lean_object* x_91; uint8_t x_92; uint8_t x_93; 
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_12, 1);
@@ -1302,105 +1408,105 @@ if (lean_is_exclusive(x_12)) {
  lean_dec_ref(x_12);
  x_15 = lean_box(0);
 }
-x_92 = l_Lean_Expr_eq_x3f___closed__2;
-x_93 = lean_unsigned_to_nat(3u);
-x_94 = l_Lean_Expr_isAppOfArity___main(x_9, x_92, x_93);
-x_95 = l_Lean_Expr_isAppOfArity___main(x_13, x_92, x_93);
-if (x_94 == 0)
+x_90 = l_Lean_Expr_eq_x3f___closed__2;
+x_91 = lean_unsigned_to_nat(3u);
+x_92 = l_Lean_Expr_isAppOfArity___main(x_9, x_90, x_91);
+x_93 = l_Lean_Expr_isAppOfArity___main(x_13, x_90, x_91);
+if (x_92 == 0)
 {
-lean_dec(x_9);
-if (x_95 == 0)
+if (x_93 == 0)
 {
-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_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_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_11);
-x_96 = lean_ctor_get(x_14, 0);
+lean_dec(x_2);
+x_94 = lean_ctor_get(x_14, 0);
+lean_inc(x_94);
+x_95 = lean_ctor_get(x_14, 1);
+lean_inc(x_95);
+x_96 = lean_ctor_get(x_3, 1);
 lean_inc(x_96);
-x_97 = lean_ctor_get(x_14, 1);
+x_97 = lean_ctor_get(x_3, 0);
 lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 0);
-lean_inc(x_99);
 lean_dec(x_3);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-lean_dec(x_99);
-x_101 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_101, 0, x_96);
-lean_ctor_set(x_101, 1, x_97);
-lean_ctor_set(x_101, 2, x_98);
-lean_ctor_set(x_101, 3, x_100);
-x_102 = l_Lean_mkAppStx___closed__9;
-x_103 = lean_array_push(x_102, x_1);
-x_104 = lean_array_push(x_103, x_2);
-x_105 = l_Lean_Meta_mkEqTrans___closed__2;
-x_106 = l_Lean_Meta_mkEqSymm___closed__3;
-x_107 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_107, 0, x_105);
-lean_ctor_set(x_107, 1, x_106);
-lean_ctor_set(x_107, 2, x_104);
-lean_ctor_set(x_107, 3, x_101);
-x_108 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_14);
-return x_108;
+x_98 = lean_ctor_get(x_97, 0);
+lean_inc(x_98);
+lean_dec(x_97);
+x_99 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_99, 0, x_94);
+lean_ctor_set(x_99, 1, x_95);
+lean_ctor_set(x_99, 2, x_96);
+lean_ctor_set(x_99, 3, x_98);
+x_100 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_9);
+x_101 = l_Lean_Meta_mkEqSymm___closed__5;
+x_102 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_102, 0, x_101);
+lean_ctor_set(x_102, 1, x_100);
+x_103 = l_Lean_Meta_mkEqTrans___closed__2;
+x_104 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_104, 0, x_103);
+lean_ctor_set(x_104, 1, x_102);
+lean_ctor_set(x_104, 2, x_99);
+x_105 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_105, 0, x_104);
+lean_ctor_set(x_105, 1, x_14);
+return x_105;
 }
 else
 {
-lean_object* x_109; 
-x_109 = lean_box(0);
-x_59 = x_109;
-goto block_91;
+lean_object* x_106; 
+x_106 = lean_box(0);
+x_58 = x_106;
+goto block_89;
 }
 }
 else
 {
-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_110 = l_Lean_Expr_appFn_x21(x_9);
-x_111 = l_Lean_Expr_appFn_x21(x_110);
-x_112 = l_Lean_Expr_appArg_x21(x_111);
-lean_dec(x_111);
-x_113 = l_Lean_Expr_appArg_x21(x_110);
-lean_dec(x_110);
-x_114 = l_Lean_Expr_appArg_x21(x_9);
-lean_dec(x_9);
-x_115 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_115, 0, x_113);
-lean_ctor_set(x_115, 1, x_114);
-x_116 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_116, 0, x_112);
-lean_ctor_set(x_116, 1, x_115);
-if (x_95 == 0)
+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; 
+x_107 = l_Lean_Expr_appFn_x21(x_9);
+x_108 = l_Lean_Expr_appFn_x21(x_107);
+x_109 = l_Lean_Expr_appArg_x21(x_108);
+lean_dec(x_108);
+x_110 = l_Lean_Expr_appArg_x21(x_107);
+lean_dec(x_107);
+x_111 = l_Lean_Expr_appArg_x21(x_9);
+x_112 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_112, 0, x_110);
+lean_ctor_set(x_112, 1, x_111);
+x_113 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_113, 0, x_109);
+lean_ctor_set(x_113, 1, x_112);
+if (x_93 == 0)
 {
-lean_object* x_117; 
-lean_dec(x_13);
+lean_object* x_114; 
 lean_dec(x_11);
-x_117 = lean_box(0);
-x_16 = x_117;
-x_17 = x_116;
-goto block_58;
+lean_dec(x_9);
+x_114 = lean_box(0);
+x_16 = x_114;
+x_17 = x_113;
+goto block_57;
 }
 else
 {
-lean_object* x_118; 
-x_118 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_118, 0, x_116);
-x_59 = x_118;
-goto block_91;
+lean_object* x_115; 
+x_115 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_115, 0, x_113);
+x_58 = x_115;
+goto block_89;
 }
 }
-block_58:
+block_57:
 {
 lean_object* x_18; 
 x_18 = lean_ctor_get(x_17, 1);
 lean_inc(x_18);
 if (lean_obj_tag(x_16) == 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; lean_object* x_30; lean_object* x_31; 
+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_dec(x_18);
 lean_dec(x_17);
+lean_dec(x_1);
 x_19 = lean_ctor_get(x_14, 0);
 lean_inc(x_19);
 x_20 = lean_ctor_get(x_14, 1);
@@ -1418,293 +1524,294 @@ lean_ctor_set(x_24, 0, x_19);
 lean_ctor_set(x_24, 1, x_20);
 lean_ctor_set(x_24, 2, x_21);
 lean_ctor_set(x_24, 3, x_23);
-x_25 = l_Lean_mkAppStx___closed__9;
-x_26 = lean_array_push(x_25, x_1);
-x_27 = lean_array_push(x_26, x_2);
+x_25 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_13);
+x_26 = l_Lean_Meta_mkEqSymm___closed__5;
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_25);
 x_28 = l_Lean_Meta_mkEqTrans___closed__2;
-x_29 = l_Lean_Meta_mkEqSymm___closed__3;
-x_30 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_30, 0, x_28);
-lean_ctor_set(x_30, 1, x_29);
-lean_ctor_set(x_30, 2, x_27);
-lean_ctor_set(x_30, 3, x_24);
+x_29 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_27);
+lean_ctor_set(x_29, 2, x_24);
 if (lean_is_scalar(x_15)) {
- x_31 = lean_alloc_ctor(1, 2, 0);
+ x_30 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_31 = x_15;
- lean_ctor_set_tag(x_31, 1);
+ x_30 = x_15;
+ lean_ctor_set_tag(x_30, 1);
 }
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_14);
-return x_31;
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_14);
+return x_30;
 }
 else
 {
-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_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_dec(x_15);
-x_32 = lean_ctor_get(x_16, 0);
-lean_inc(x_32);
+lean_dec(x_13);
+x_31 = lean_ctor_get(x_16, 0);
+lean_inc(x_31);
 lean_dec(x_16);
-x_33 = lean_ctor_get(x_32, 1);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = lean_ctor_get(x_17, 0);
 lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_17, 0);
-lean_inc(x_34);
 lean_dec(x_17);
-x_35 = lean_ctor_get(x_18, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_18, 1);
-lean_inc(x_36);
-lean_dec(x_18);
-x_37 = lean_ctor_get(x_33, 1);
-lean_inc(x_37);
-lean_dec(x_33);
+x_34 = lean_ctor_get(x_18, 0);
 lean_inc(x_34);
-x_38 = l_Lean_Meta_getLevel(x_34, x_3, x_14);
-if (lean_obj_tag(x_38) == 0)
+x_35 = lean_ctor_get(x_18, 1);
+lean_inc(x_35);
+lean_dec(x_18);
+x_36 = lean_ctor_get(x_32, 1);
+lean_inc(x_36);
+lean_dec(x_32);
+lean_inc(x_33);
+x_37 = l_Lean_Meta_getLevel(x_33, x_3, x_14);
+if (lean_obj_tag(x_37) == 0)
 {
-uint8_t x_39; 
-x_39 = !lean_is_exclusive(x_38);
-if (x_39 == 0)
+uint8_t x_38; 
+x_38 = !lean_is_exclusive(x_37);
+if (x_38 == 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; 
-x_40 = lean_ctor_get(x_38, 0);
-x_41 = lean_box(0);
-x_42 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_42, 0, x_40);
-lean_ctor_set(x_42, 1, x_41);
-x_43 = l_Lean_Meta_mkEqTrans___closed__2;
-x_44 = l_Lean_mkConst(x_43, x_42);
-x_45 = l_Lean_mkApp6(x_44, x_34, x_35, x_36, x_37, x_1, x_2);
-lean_ctor_set(x_38, 0, x_45);
-return 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; 
+x_39 = lean_ctor_get(x_37, 0);
+x_40 = lean_box(0);
+x_41 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_41, 0, x_39);
+lean_ctor_set(x_41, 1, x_40);
+x_42 = l_Lean_Meta_mkEqTrans___closed__2;
+x_43 = l_Lean_mkConst(x_42, x_41);
+x_44 = l_Lean_mkApp6(x_43, x_33, x_34, x_35, x_36, x_1, x_2);
+lean_ctor_set(x_37, 0, x_44);
+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_38, 0);
-x_47 = lean_ctor_get(x_38, 1);
-lean_inc(x_47);
+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; 
+x_45 = lean_ctor_get(x_37, 0);
+x_46 = lean_ctor_get(x_37, 1);
 lean_inc(x_46);
-lean_dec(x_38);
-x_48 = lean_box(0);
-x_49 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_49, 0, x_46);
-lean_ctor_set(x_49, 1, x_48);
-x_50 = l_Lean_Meta_mkEqTrans___closed__2;
-x_51 = l_Lean_mkConst(x_50, x_49);
-x_52 = l_Lean_mkApp6(x_51, x_34, x_35, x_36, x_37, x_1, x_2);
-x_53 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_53, 0, x_52);
-lean_ctor_set(x_53, 1, x_47);
-return x_53;
+lean_inc(x_45);
+lean_dec(x_37);
+x_47 = lean_box(0);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_45);
+lean_ctor_set(x_48, 1, x_47);
+x_49 = l_Lean_Meta_mkEqTrans___closed__2;
+x_50 = l_Lean_mkConst(x_49, x_48);
+x_51 = l_Lean_mkApp6(x_50, x_33, x_34, x_35, x_36, x_1, x_2);
+x_52 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_46);
+return x_52;
 }
 }
 else
 {
-uint8_t x_54; 
-lean_dec(x_37);
+uint8_t x_53; 
 lean_dec(x_36);
 lean_dec(x_35);
 lean_dec(x_34);
+lean_dec(x_33);
 lean_dec(x_2);
 lean_dec(x_1);
-x_54 = !lean_is_exclusive(x_38);
-if (x_54 == 0)
+x_53 = !lean_is_exclusive(x_37);
+if (x_53 == 0)
 {
-return x_38;
+return x_37;
 }
 else
 {
-lean_object* x_55; lean_object* x_56; lean_object* x_57; 
-x_55 = lean_ctor_get(x_38, 0);
-x_56 = lean_ctor_get(x_38, 1);
-lean_inc(x_56);
+lean_object* x_54; lean_object* x_55; lean_object* x_56; 
+x_54 = lean_ctor_get(x_37, 0);
+x_55 = lean_ctor_get(x_37, 1);
 lean_inc(x_55);
-lean_dec(x_38);
-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_inc(x_54);
+lean_dec(x_37);
+x_56 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_56, 0, x_54);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
 }
 }
 }
 }
-block_91:
+block_89:
 {
-if (lean_obj_tag(x_59) == 0)
+if (lean_obj_tag(x_58) == 0)
 {
-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; 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_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; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; 
 lean_dec(x_15);
 lean_dec(x_13);
-x_60 = lean_ctor_get(x_14, 0);
+lean_dec(x_2);
+x_59 = lean_ctor_get(x_14, 0);
+lean_inc(x_59);
+x_60 = lean_ctor_get(x_14, 1);
 lean_inc(x_60);
-x_61 = lean_ctor_get(x_14, 1);
+x_61 = lean_ctor_get(x_3, 1);
 lean_inc(x_61);
-x_62 = lean_ctor_get(x_3, 1);
+x_62 = lean_ctor_get(x_3, 0);
 lean_inc(x_62);
-x_63 = lean_ctor_get(x_3, 0);
-lean_inc(x_63);
 lean_dec(x_3);
-x_64 = lean_ctor_get(x_63, 0);
-lean_inc(x_64);
-lean_dec(x_63);
-x_65 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_65, 0, x_60);
-lean_ctor_set(x_65, 1, x_61);
-lean_ctor_set(x_65, 2, x_62);
-lean_ctor_set(x_65, 3, x_64);
-x_66 = l_Lean_mkAppStx___closed__9;
-x_67 = lean_array_push(x_66, x_1);
-x_68 = lean_array_push(x_67, x_2);
-x_69 = l_Lean_Meta_mkEqTrans___closed__2;
-x_70 = l_Lean_Meta_mkEqSymm___closed__3;
-x_71 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_71, 0, x_69);
-lean_ctor_set(x_71, 1, x_70);
-lean_ctor_set(x_71, 2, x_68);
-lean_ctor_set(x_71, 3, x_65);
+x_63 = lean_ctor_get(x_62, 0);
+lean_inc(x_63);
+lean_dec(x_62);
+x_64 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_64, 0, x_59);
+lean_ctor_set(x_64, 1, x_60);
+lean_ctor_set(x_64, 2, x_61);
+lean_ctor_set(x_64, 3, x_63);
+x_65 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_9);
+x_66 = l_Lean_Meta_mkEqSymm___closed__5;
+x_67 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_67, 0, x_66);
+lean_ctor_set(x_67, 1, x_65);
+x_68 = l_Lean_Meta_mkEqTrans___closed__2;
+x_69 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_69, 0, x_68);
+lean_ctor_set(x_69, 1, x_67);
+lean_ctor_set(x_69, 2, x_64);
 if (lean_is_scalar(x_11)) {
- x_72 = lean_alloc_ctor(1, 2, 0);
+ x_70 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_72 = x_11;
- lean_ctor_set_tag(x_72, 1);
+ x_70 = x_11;
+ lean_ctor_set_tag(x_70, 1);
 }
-lean_ctor_set(x_72, 0, x_71);
-lean_ctor_set(x_72, 1, x_14);
-return x_72;
+lean_ctor_set(x_70, 0, x_69);
+lean_ctor_set(x_70, 1, x_14);
+return x_70;
 }
 else
 {
-uint8_t x_73; 
+uint8_t x_71; 
 lean_dec(x_11);
-x_73 = !lean_is_exclusive(x_59);
-if (x_73 == 0)
+lean_dec(x_9);
+x_71 = !lean_is_exclusive(x_58);
+if (x_71 == 0)
 {
-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; 
-x_74 = lean_ctor_get(x_59, 0);
-x_75 = l_Lean_Expr_appFn_x21(x_13);
-x_76 = l_Lean_Expr_appFn_x21(x_75);
-x_77 = l_Lean_Expr_appArg_x21(x_76);
-lean_dec(x_76);
-x_78 = l_Lean_Expr_appArg_x21(x_75);
-lean_dec(x_75);
-x_79 = l_Lean_Expr_appArg_x21(x_13);
-lean_dec(x_13);
-x_80 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_80, 0, x_78);
-lean_ctor_set(x_80, 1, x_79);
-x_81 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_81, 0, x_77);
-lean_ctor_set(x_81, 1, x_80);
-lean_ctor_set(x_59, 0, x_81);
-x_16 = x_59;
-x_17 = x_74;
-goto block_58;
+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_72 = lean_ctor_get(x_58, 0);
+x_73 = l_Lean_Expr_appFn_x21(x_13);
+x_74 = l_Lean_Expr_appFn_x21(x_73);
+x_75 = l_Lean_Expr_appArg_x21(x_74);
+lean_dec(x_74);
+x_76 = l_Lean_Expr_appArg_x21(x_73);
+lean_dec(x_73);
+x_77 = l_Lean_Expr_appArg_x21(x_13);
+x_78 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_78, 0, x_76);
+lean_ctor_set(x_78, 1, x_77);
+x_79 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_79, 0, x_75);
+lean_ctor_set(x_79, 1, x_78);
+lean_ctor_set(x_58, 0, x_79);
+x_16 = x_58;
+x_17 = x_72;
+goto block_57;
 }
 else
 {
-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; 
-x_82 = lean_ctor_get(x_59, 0);
-lean_inc(x_82);
-lean_dec(x_59);
-x_83 = l_Lean_Expr_appFn_x21(x_13);
-x_84 = l_Lean_Expr_appFn_x21(x_83);
-x_85 = l_Lean_Expr_appArg_x21(x_84);
-lean_dec(x_84);
-x_86 = l_Lean_Expr_appArg_x21(x_83);
-lean_dec(x_83);
-x_87 = l_Lean_Expr_appArg_x21(x_13);
-lean_dec(x_13);
-x_88 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_88, 0, x_86);
-lean_ctor_set(x_88, 1, x_87);
-x_89 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_89, 0, x_85);
-lean_ctor_set(x_89, 1, x_88);
-x_90 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_90, 0, x_89);
-x_16 = x_90;
-x_17 = x_82;
-goto block_58;
+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; 
+x_80 = lean_ctor_get(x_58, 0);
+lean_inc(x_80);
+lean_dec(x_58);
+x_81 = l_Lean_Expr_appFn_x21(x_13);
+x_82 = l_Lean_Expr_appFn_x21(x_81);
+x_83 = l_Lean_Expr_appArg_x21(x_82);
+lean_dec(x_82);
+x_84 = l_Lean_Expr_appArg_x21(x_81);
+lean_dec(x_81);
+x_85 = l_Lean_Expr_appArg_x21(x_13);
+x_86 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_86, 0, x_84);
+lean_ctor_set(x_86, 1, x_85);
+x_87 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_87, 0, x_83);
+lean_ctor_set(x_87, 1, x_86);
+x_88 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_88, 0, x_87);
+x_16 = x_88;
+x_17 = x_80;
+goto block_57;
 }
 }
 }
 }
 else
 {
-uint8_t x_119; 
+uint8_t x_116; 
 lean_dec(x_11);
 lean_dec(x_9);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_119 = !lean_is_exclusive(x_12);
-if (x_119 == 0)
+x_116 = !lean_is_exclusive(x_12);
+if (x_116 == 0)
 {
 return x_12;
 }
 else
 {
-lean_object* x_120; lean_object* x_121; lean_object* x_122; 
-x_120 = lean_ctor_get(x_12, 0);
-x_121 = lean_ctor_get(x_12, 1);
-lean_inc(x_121);
-lean_inc(x_120);
+lean_object* x_117; lean_object* x_118; lean_object* x_119; 
+x_117 = lean_ctor_get(x_12, 0);
+x_118 = lean_ctor_get(x_12, 1);
+lean_inc(x_118);
+lean_inc(x_117);
 lean_dec(x_12);
-x_122 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_122, 0, x_120);
-lean_ctor_set(x_122, 1, x_121);
-return x_122;
+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
 {
-uint8_t x_123; 
+uint8_t x_120; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_123 = !lean_is_exclusive(x_8);
-if (x_123 == 0)
+x_120 = !lean_is_exclusive(x_8);
+if (x_120 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_124; lean_object* x_125; lean_object* x_126; 
-x_124 = lean_ctor_get(x_8, 0);
-x_125 = lean_ctor_get(x_8, 1);
-lean_inc(x_125);
-lean_inc(x_124);
+lean_object* x_121; lean_object* x_122; lean_object* x_123; 
+x_121 = lean_ctor_get(x_8, 0);
+x_122 = lean_ctor_get(x_8, 1);
+lean_inc(x_122);
+lean_inc(x_121);
 lean_dec(x_8);
-x_126 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_126, 0, x_124);
-lean_ctor_set(x_126, 1, x_125);
-return x_126;
+x_123 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_123, 0, x_121);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
 }
 }
 }
 else
 {
-lean_object* x_127; 
+lean_object* x_124; 
 lean_dec(x_3);
 lean_dec(x_2);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_1);
-lean_ctor_set(x_127, 1, x_4);
-return x_127;
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_1);
+lean_ctor_set(x_124, 1, x_4);
+return x_124;
 }
 }
 else
 {
-lean_object* x_128; 
+lean_object* x_125; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_128 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_128, 0, x_2);
-lean_ctor_set(x_128, 1, x_4);
-return x_128;
+x_125 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_125, 0, x_2);
+lean_ctor_set(x_125, 1, x_4);
+return x_125;
 }
 }
 }
@@ -1726,6 +1833,26 @@ x_1 = lean_mk_string("heterogeneous equality proof expected");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkHEqSymm___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkHEqSymm___closed__2;
+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_mkHEqSymm___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkHEqSymm___closed__3;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Meta_mkHEqSymm(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -1753,7 +1880,6 @@ x_12 = l_Lean_Expr_isAppOfArity___main(x_8, x_10, x_11);
 if (x_12 == 0)
 {
 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; lean_object* x_22; lean_object* x_23; 
-lean_dec(x_8);
 x_13 = lean_ctor_get(x_9, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_9, 1);
@@ -1771,15 +1897,16 @@ lean_ctor_set(x_18, 0, x_13);
 lean_ctor_set(x_18, 1, x_14);
 lean_ctor_set(x_18, 2, x_15);
 lean_ctor_set(x_18, 3, x_17);
-x_19 = l_Lean_mkOptionalNode___closed__2;
-x_20 = lean_array_push(x_19, x_1);
-x_21 = l_Lean_Meta_mkHEqSymm___closed__1;
-x_22 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_23 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_23, 0, x_21);
-lean_ctor_set(x_23, 1, x_22);
-lean_ctor_set(x_23, 2, x_20);
-lean_ctor_set(x_23, 3, x_18);
+x_19 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_8);
+x_20 = l_Lean_Meta_mkHEqSymm___closed__4;
+x_21 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_21, 0, x_20);
+lean_ctor_set(x_21, 1, x_19);
+x_22 = l_Lean_Meta_mkHEqSymm___closed__1;
+x_23 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
+lean_ctor_set(x_23, 2, x_18);
 lean_ctor_set_tag(x_6, 1);
 lean_ctor_set(x_6, 0, x_23);
 return x_6;
@@ -1883,7 +2010,6 @@ x_55 = l_Lean_Expr_isAppOfArity___main(x_51, x_53, x_54);
 if (x_55 == 0)
 {
 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; lean_object* x_67; 
-lean_dec(x_51);
 x_56 = lean_ctor_get(x_52, 0);
 lean_inc(x_56);
 x_57 = lean_ctor_get(x_52, 1);
@@ -1901,15 +2027,16 @@ lean_ctor_set(x_61, 0, x_56);
 lean_ctor_set(x_61, 1, x_57);
 lean_ctor_set(x_61, 2, x_58);
 lean_ctor_set(x_61, 3, x_60);
-x_62 = l_Lean_mkOptionalNode___closed__2;
-x_63 = lean_array_push(x_62, x_1);
-x_64 = l_Lean_Meta_mkHEqSymm___closed__1;
-x_65 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_66 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_66, 0, x_64);
-lean_ctor_set(x_66, 1, x_65);
-lean_ctor_set(x_66, 2, x_63);
-lean_ctor_set(x_66, 3, x_61);
+x_62 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_51);
+x_63 = l_Lean_Meta_mkHEqSymm___closed__4;
+x_64 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_64, 0, x_63);
+lean_ctor_set(x_64, 1, x_62);
+x_65 = l_Lean_Meta_mkHEqSymm___closed__1;
+x_66 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_66, 0, x_65);
+lean_ctor_set(x_66, 1, x_64);
+lean_ctor_set(x_66, 2, x_61);
 x_67 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_67, 0, x_66);
 lean_ctor_set(x_67, 1, x_52);
@@ -2076,7 +2203,7 @@ lean_inc(x_2);
 x_12 = l___private_Lean_Meta_AppBuilder_1__infer(x_2, x_3, x_10);
 if (lean_obj_tag(x_12) == 0)
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_63; lean_object* x_102; lean_object* x_103; uint8_t x_104; uint8_t x_105; 
+lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_62; lean_object* x_100; lean_object* x_101; uint8_t x_102; uint8_t x_103; 
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_12, 1);
@@ -2089,102 +2216,101 @@ if (lean_is_exclusive(x_12)) {
  lean_dec_ref(x_12);
  x_15 = lean_box(0);
 }
-x_102 = l_Lean_Expr_heq_x3f___closed__2;
-x_103 = lean_unsigned_to_nat(4u);
-x_104 = l_Lean_Expr_isAppOfArity___main(x_9, x_102, x_103);
-x_105 = l_Lean_Expr_isAppOfArity___main(x_13, x_102, x_103);
-if (x_104 == 0)
+x_100 = l_Lean_Expr_heq_x3f___closed__2;
+x_101 = lean_unsigned_to_nat(4u);
+x_102 = l_Lean_Expr_isAppOfArity___main(x_9, x_100, x_101);
+x_103 = l_Lean_Expr_isAppOfArity___main(x_13, x_100, x_101);
+if (x_102 == 0)
 {
-lean_dec(x_9);
-if (x_105 == 0)
+if (x_103 == 0)
 {
-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_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_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_11);
-x_106 = lean_ctor_get(x_14, 0);
+lean_dec(x_2);
+x_104 = lean_ctor_get(x_14, 0);
+lean_inc(x_104);
+x_105 = lean_ctor_get(x_14, 1);
+lean_inc(x_105);
+x_106 = lean_ctor_get(x_3, 1);
 lean_inc(x_106);
-x_107 = lean_ctor_get(x_14, 1);
+x_107 = lean_ctor_get(x_3, 0);
 lean_inc(x_107);
-x_108 = lean_ctor_get(x_3, 1);
-lean_inc(x_108);
-x_109 = lean_ctor_get(x_3, 0);
-lean_inc(x_109);
 lean_dec(x_3);
-x_110 = lean_ctor_get(x_109, 0);
-lean_inc(x_110);
-lean_dec(x_109);
-x_111 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_111, 0, x_106);
-lean_ctor_set(x_111, 1, x_107);
-lean_ctor_set(x_111, 2, x_108);
-lean_ctor_set(x_111, 3, x_110);
-x_112 = l_Lean_mkAppStx___closed__9;
-x_113 = lean_array_push(x_112, x_1);
-x_114 = lean_array_push(x_113, x_2);
-x_115 = l_Lean_Meta_mkHEqTrans___closed__1;
-x_116 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_117 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_117, 0, x_115);
-lean_ctor_set(x_117, 1, x_116);
-lean_ctor_set(x_117, 2, x_114);
-lean_ctor_set(x_117, 3, x_111);
-x_118 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_118, 0, x_117);
-lean_ctor_set(x_118, 1, x_14);
-return x_118;
+x_108 = lean_ctor_get(x_107, 0);
+lean_inc(x_108);
+lean_dec(x_107);
+x_109 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_105);
+lean_ctor_set(x_109, 2, x_106);
+lean_ctor_set(x_109, 3, x_108);
+x_110 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_9);
+x_111 = l_Lean_Meta_mkHEqSymm___closed__4;
+x_112 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_112, 0, x_111);
+lean_ctor_set(x_112, 1, x_110);
+x_113 = l_Lean_Meta_mkHEqTrans___closed__1;
+x_114 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_114, 0, x_113);
+lean_ctor_set(x_114, 1, x_112);
+lean_ctor_set(x_114, 2, x_109);
+x_115 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_115, 0, x_114);
+lean_ctor_set(x_115, 1, x_14);
+return x_115;
 }
 else
 {
-lean_object* x_119; 
-x_119 = lean_box(0);
-x_63 = x_119;
-goto block_101;
+lean_object* x_116; 
+x_116 = lean_box(0);
+x_62 = x_116;
+goto block_99;
 }
 }
 else
 {
-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_object* x_127; lean_object* x_128; lean_object* x_129; 
-x_120 = l_Lean_Expr_appFn_x21(x_9);
-x_121 = l_Lean_Expr_appFn_x21(x_120);
-x_122 = l_Lean_Expr_appFn_x21(x_121);
-x_123 = l_Lean_Expr_appArg_x21(x_122);
-lean_dec(x_122);
-x_124 = l_Lean_Expr_appArg_x21(x_121);
-lean_dec(x_121);
-x_125 = l_Lean_Expr_appArg_x21(x_120);
-lean_dec(x_120);
-x_126 = l_Lean_Expr_appArg_x21(x_9);
-lean_dec(x_9);
-x_127 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_127, 0, x_125);
-lean_ctor_set(x_127, 1, x_126);
-x_128 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_128, 0, x_124);
-lean_ctor_set(x_128, 1, x_127);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_123);
-lean_ctor_set(x_129, 1, x_128);
-if (x_105 == 0)
+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_117 = l_Lean_Expr_appFn_x21(x_9);
+x_118 = l_Lean_Expr_appFn_x21(x_117);
+x_119 = l_Lean_Expr_appFn_x21(x_118);
+x_120 = l_Lean_Expr_appArg_x21(x_119);
+lean_dec(x_119);
+x_121 = l_Lean_Expr_appArg_x21(x_118);
+lean_dec(x_118);
+x_122 = l_Lean_Expr_appArg_x21(x_117);
+lean_dec(x_117);
+x_123 = l_Lean_Expr_appArg_x21(x_9);
+x_124 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_124, 0, x_122);
+lean_ctor_set(x_124, 1, x_123);
+x_125 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_125, 0, x_121);
+lean_ctor_set(x_125, 1, x_124);
+x_126 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_126, 0, x_120);
+lean_ctor_set(x_126, 1, x_125);
+if (x_103 == 0)
 {
-lean_object* x_130; 
-lean_dec(x_13);
+lean_object* x_127; 
 lean_dec(x_11);
-x_130 = lean_box(0);
-x_16 = x_130;
-x_17 = x_129;
-goto block_62;
+lean_dec(x_9);
+x_127 = lean_box(0);
+x_16 = x_127;
+x_17 = x_126;
+goto block_61;
 }
 else
 {
-lean_object* x_131; 
-x_131 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_131, 0, x_129);
-x_63 = x_131;
-goto block_101;
+lean_object* x_128; 
+x_128 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_128, 0, x_126);
+x_62 = x_128;
+goto block_99;
 }
 }
-block_62:
+block_61:
 {
 lean_object* x_18; lean_object* x_19; 
 x_18 = lean_ctor_get(x_17, 1);
@@ -2193,10 +2319,11 @@ x_19 = lean_ctor_get(x_18, 1);
 lean_inc(x_19);
 if (lean_obj_tag(x_16) == 0)
 {
-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; lean_object* x_32; 
+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; 
 lean_dec(x_19);
 lean_dec(x_18);
 lean_dec(x_17);
+lean_dec(x_1);
 x_20 = lean_ctor_get(x_14, 0);
 lean_inc(x_20);
 x_21 = lean_ctor_get(x_14, 1);
@@ -2214,315 +2341,316 @@ lean_ctor_set(x_25, 0, x_20);
 lean_ctor_set(x_25, 1, x_21);
 lean_ctor_set(x_25, 2, x_22);
 lean_ctor_set(x_25, 3, x_24);
-x_26 = l_Lean_mkAppStx___closed__9;
-x_27 = lean_array_push(x_26, x_1);
-x_28 = lean_array_push(x_27, x_2);
+x_26 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_13);
+x_27 = l_Lean_Meta_mkHEqSymm___closed__4;
+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_Meta_mkHEqTrans___closed__1;
-x_30 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_31 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_31, 0, x_29);
-lean_ctor_set(x_31, 1, x_30);
-lean_ctor_set(x_31, 2, x_28);
-lean_ctor_set(x_31, 3, x_25);
+x_30 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_28);
+lean_ctor_set(x_30, 2, x_25);
 if (lean_is_scalar(x_15)) {
- x_32 = lean_alloc_ctor(1, 2, 0);
+ x_31 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_32 = x_15;
- lean_ctor_set_tag(x_32, 1);
+ x_31 = x_15;
+ lean_ctor_set_tag(x_31, 1);
 }
-lean_ctor_set(x_32, 0, x_31);
-lean_ctor_set(x_32, 1, x_14);
-return x_32;
+lean_ctor_set(x_31, 0, x_30);
+lean_ctor_set(x_31, 1, x_14);
+return x_31;
 }
 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; lean_object* x_42; 
+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_dec(x_15);
-x_33 = lean_ctor_get(x_16, 0);
-lean_inc(x_33);
+lean_dec(x_13);
+x_32 = lean_ctor_get(x_16, 0);
+lean_inc(x_32);
 lean_dec(x_16);
+x_33 = lean_ctor_get(x_32, 1);
+lean_inc(x_33);
+lean_dec(x_32);
 x_34 = lean_ctor_get(x_33, 1);
 lean_inc(x_34);
 lean_dec(x_33);
-x_35 = lean_ctor_get(x_34, 1);
+x_35 = lean_ctor_get(x_17, 0);
 lean_inc(x_35);
-lean_dec(x_34);
-x_36 = lean_ctor_get(x_17, 0);
-lean_inc(x_36);
 lean_dec(x_17);
-x_37 = lean_ctor_get(x_18, 0);
-lean_inc(x_37);
-lean_dec(x_18);
-x_38 = lean_ctor_get(x_19, 0);
-lean_inc(x_38);
-x_39 = lean_ctor_get(x_19, 1);
-lean_inc(x_39);
-lean_dec(x_19);
-x_40 = lean_ctor_get(x_35, 0);
-lean_inc(x_40);
-x_41 = lean_ctor_get(x_35, 1);
-lean_inc(x_41);
-lean_dec(x_35);
+x_36 = lean_ctor_get(x_18, 0);
 lean_inc(x_36);
-x_42 = l_Lean_Meta_getLevel(x_36, x_3, x_14);
-if (lean_obj_tag(x_42) == 0)
+lean_dec(x_18);
+x_37 = lean_ctor_get(x_19, 0);
+lean_inc(x_37);
+x_38 = lean_ctor_get(x_19, 1);
+lean_inc(x_38);
+lean_dec(x_19);
+x_39 = lean_ctor_get(x_34, 0);
+lean_inc(x_39);
+x_40 = lean_ctor_get(x_34, 1);
+lean_inc(x_40);
+lean_dec(x_34);
+lean_inc(x_35);
+x_41 = l_Lean_Meta_getLevel(x_35, x_3, x_14);
+if (lean_obj_tag(x_41) == 0)
 {
-uint8_t x_43; 
-x_43 = !lean_is_exclusive(x_42);
-if (x_43 == 0)
+uint8_t x_42; 
+x_42 = !lean_is_exclusive(x_41);
+if (x_42 == 0)
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-x_44 = lean_ctor_get(x_42, 0);
-x_45 = lean_box(0);
-x_46 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-x_47 = l_Lean_Meta_mkHEqTrans___closed__1;
-x_48 = l_Lean_mkConst(x_47, x_46);
-x_49 = l_Lean_mkApp8(x_48, x_36, x_38, x_40, x_37, x_39, x_41, x_1, x_2);
-lean_ctor_set(x_42, 0, x_49);
-return 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_43 = lean_ctor_get(x_41, 0);
+x_44 = lean_box(0);
+x_45 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_45, 0, x_43);
+lean_ctor_set(x_45, 1, x_44);
+x_46 = l_Lean_Meta_mkHEqTrans___closed__1;
+x_47 = l_Lean_mkConst(x_46, x_45);
+x_48 = l_Lean_mkApp8(x_47, x_35, x_37, x_39, x_36, x_38, x_40, x_1, x_2);
+lean_ctor_set(x_41, 0, x_48);
+return x_41;
 }
 else
 {
-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_50 = lean_ctor_get(x_42, 0);
-x_51 = lean_ctor_get(x_42, 1);
-lean_inc(x_51);
+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_49 = lean_ctor_get(x_41, 0);
+x_50 = lean_ctor_get(x_41, 1);
 lean_inc(x_50);
-lean_dec(x_42);
-x_52 = lean_box(0);
-x_53 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_53, 0, x_50);
-lean_ctor_set(x_53, 1, x_52);
-x_54 = l_Lean_Meta_mkHEqTrans___closed__1;
-x_55 = l_Lean_mkConst(x_54, x_53);
-x_56 = l_Lean_mkApp8(x_55, x_36, x_38, x_40, x_37, x_39, x_41, x_1, x_2);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_56);
-lean_ctor_set(x_57, 1, x_51);
-return x_57;
+lean_inc(x_49);
+lean_dec(x_41);
+x_51 = lean_box(0);
+x_52 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_52, 0, x_49);
+lean_ctor_set(x_52, 1, x_51);
+x_53 = l_Lean_Meta_mkHEqTrans___closed__1;
+x_54 = l_Lean_mkConst(x_53, x_52);
+x_55 = l_Lean_mkApp8(x_54, x_35, x_37, x_39, x_36, x_38, x_40, x_1, x_2);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_55);
+lean_ctor_set(x_56, 1, x_50);
+return x_56;
 }
 }
 else
 {
-uint8_t x_58; 
-lean_dec(x_41);
+uint8_t x_57; 
 lean_dec(x_40);
 lean_dec(x_39);
 lean_dec(x_38);
 lean_dec(x_37);
 lean_dec(x_36);
+lean_dec(x_35);
 lean_dec(x_2);
 lean_dec(x_1);
-x_58 = !lean_is_exclusive(x_42);
-if (x_58 == 0)
+x_57 = !lean_is_exclusive(x_41);
+if (x_57 == 0)
 {
-return x_42;
+return x_41;
 }
 else
 {
-lean_object* x_59; lean_object* x_60; lean_object* x_61; 
-x_59 = lean_ctor_get(x_42, 0);
-x_60 = lean_ctor_get(x_42, 1);
-lean_inc(x_60);
+lean_object* x_58; lean_object* x_59; lean_object* x_60; 
+x_58 = lean_ctor_get(x_41, 0);
+x_59 = lean_ctor_get(x_41, 1);
 lean_inc(x_59);
-lean_dec(x_42);
-x_61 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_61, 0, x_59);
-lean_ctor_set(x_61, 1, x_60);
-return x_61;
+lean_inc(x_58);
+lean_dec(x_41);
+x_60 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_60, 0, x_58);
+lean_ctor_set(x_60, 1, x_59);
+return x_60;
 }
 }
 }
 }
-block_101:
+block_99:
 {
-if (lean_obj_tag(x_63) == 0)
+if (lean_obj_tag(x_62) == 0)
 {
-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_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_dec(x_15);
 lean_dec(x_13);
-x_64 = lean_ctor_get(x_14, 0);
+lean_dec(x_2);
+x_63 = lean_ctor_get(x_14, 0);
+lean_inc(x_63);
+x_64 = lean_ctor_get(x_14, 1);
 lean_inc(x_64);
-x_65 = lean_ctor_get(x_14, 1);
+x_65 = lean_ctor_get(x_3, 1);
 lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 1);
+x_66 = lean_ctor_get(x_3, 0);
 lean_inc(x_66);
-x_67 = lean_ctor_get(x_3, 0);
-lean_inc(x_67);
 lean_dec(x_3);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-lean_dec(x_67);
-x_69 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_69, 0, x_64);
-lean_ctor_set(x_69, 1, x_65);
-lean_ctor_set(x_69, 2, x_66);
-lean_ctor_set(x_69, 3, x_68);
-x_70 = l_Lean_mkAppStx___closed__9;
-x_71 = lean_array_push(x_70, x_1);
-x_72 = lean_array_push(x_71, x_2);
-x_73 = l_Lean_Meta_mkHEqTrans___closed__1;
-x_74 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_75 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_75, 0, x_73);
-lean_ctor_set(x_75, 1, x_74);
-lean_ctor_set(x_75, 2, x_72);
-lean_ctor_set(x_75, 3, x_69);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+lean_dec(x_66);
+x_68 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_68, 0, x_63);
+lean_ctor_set(x_68, 1, x_64);
+lean_ctor_set(x_68, 2, x_65);
+lean_ctor_set(x_68, 3, x_67);
+x_69 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_9);
+x_70 = l_Lean_Meta_mkHEqSymm___closed__4;
+x_71 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_71, 0, x_70);
+lean_ctor_set(x_71, 1, x_69);
+x_72 = l_Lean_Meta_mkHEqTrans___closed__1;
+x_73 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_73, 0, x_72);
+lean_ctor_set(x_73, 1, x_71);
+lean_ctor_set(x_73, 2, x_68);
 if (lean_is_scalar(x_11)) {
- x_76 = lean_alloc_ctor(1, 2, 0);
+ x_74 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_76 = x_11;
- lean_ctor_set_tag(x_76, 1);
+ x_74 = x_11;
+ lean_ctor_set_tag(x_74, 1);
 }
-lean_ctor_set(x_76, 0, x_75);
-lean_ctor_set(x_76, 1, x_14);
-return x_76;
+lean_ctor_set(x_74, 0, x_73);
+lean_ctor_set(x_74, 1, x_14);
+return x_74;
 }
 else
 {
-uint8_t x_77; 
+uint8_t x_75; 
 lean_dec(x_11);
-x_77 = !lean_is_exclusive(x_63);
-if (x_77 == 0)
+lean_dec(x_9);
+x_75 = !lean_is_exclusive(x_62);
+if (x_75 == 0)
 {
-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; 
-x_78 = lean_ctor_get(x_63, 0);
-x_79 = l_Lean_Expr_appFn_x21(x_13);
-x_80 = l_Lean_Expr_appFn_x21(x_79);
-x_81 = l_Lean_Expr_appFn_x21(x_80);
-x_82 = l_Lean_Expr_appArg_x21(x_81);
-lean_dec(x_81);
-x_83 = l_Lean_Expr_appArg_x21(x_80);
-lean_dec(x_80);
-x_84 = l_Lean_Expr_appArg_x21(x_79);
+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; lean_object* x_84; lean_object* x_85; lean_object* x_86; 
+x_76 = lean_ctor_get(x_62, 0);
+x_77 = l_Lean_Expr_appFn_x21(x_13);
+x_78 = l_Lean_Expr_appFn_x21(x_77);
+x_79 = l_Lean_Expr_appFn_x21(x_78);
+x_80 = l_Lean_Expr_appArg_x21(x_79);
 lean_dec(x_79);
-x_85 = l_Lean_Expr_appArg_x21(x_13);
-lean_dec(x_13);
+x_81 = l_Lean_Expr_appArg_x21(x_78);
+lean_dec(x_78);
+x_82 = l_Lean_Expr_appArg_x21(x_77);
+lean_dec(x_77);
+x_83 = l_Lean_Expr_appArg_x21(x_13);
+x_84 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_84, 0, x_82);
+lean_ctor_set(x_84, 1, x_83);
+x_85 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_85, 0, x_81);
+lean_ctor_set(x_85, 1, x_84);
 x_86 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_86, 0, x_84);
+lean_ctor_set(x_86, 0, x_80);
 lean_ctor_set(x_86, 1, x_85);
-x_87 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_87, 0, x_83);
-lean_ctor_set(x_87, 1, x_86);
-x_88 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_88, 0, x_82);
-lean_ctor_set(x_88, 1, x_87);
-lean_ctor_set(x_63, 0, x_88);
-x_16 = x_63;
-x_17 = x_78;
-goto block_62;
+lean_ctor_set(x_62, 0, x_86);
+x_16 = x_62;
+x_17 = x_76;
+goto block_61;
 }
 else
 {
-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_89 = lean_ctor_get(x_63, 0);
-lean_inc(x_89);
-lean_dec(x_63);
-x_90 = l_Lean_Expr_appFn_x21(x_13);
-x_91 = l_Lean_Expr_appFn_x21(x_90);
-x_92 = l_Lean_Expr_appFn_x21(x_91);
-x_93 = l_Lean_Expr_appArg_x21(x_92);
-lean_dec(x_92);
-x_94 = l_Lean_Expr_appArg_x21(x_91);
-lean_dec(x_91);
-x_95 = l_Lean_Expr_appArg_x21(x_90);
+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; 
+x_87 = lean_ctor_get(x_62, 0);
+lean_inc(x_87);
+lean_dec(x_62);
+x_88 = l_Lean_Expr_appFn_x21(x_13);
+x_89 = l_Lean_Expr_appFn_x21(x_88);
+x_90 = l_Lean_Expr_appFn_x21(x_89);
+x_91 = l_Lean_Expr_appArg_x21(x_90);
 lean_dec(x_90);
-x_96 = l_Lean_Expr_appArg_x21(x_13);
-lean_dec(x_13);
+x_92 = l_Lean_Expr_appArg_x21(x_89);
+lean_dec(x_89);
+x_93 = l_Lean_Expr_appArg_x21(x_88);
+lean_dec(x_88);
+x_94 = l_Lean_Expr_appArg_x21(x_13);
+x_95 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_95, 0, x_93);
+lean_ctor_set(x_95, 1, x_94);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_92);
+lean_ctor_set(x_96, 1, x_95);
 x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_95);
+lean_ctor_set(x_97, 0, x_91);
 lean_ctor_set(x_97, 1, x_96);
-x_98 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_98, 0, x_94);
-lean_ctor_set(x_98, 1, x_97);
-x_99 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_99, 0, x_93);
-lean_ctor_set(x_99, 1, x_98);
-x_100 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_100, 0, x_99);
-x_16 = x_100;
-x_17 = x_89;
-goto block_62;
+x_98 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_98, 0, x_97);
+x_16 = x_98;
+x_17 = x_87;
+goto block_61;
 }
 }
 }
 }
 else
 {
-uint8_t x_132; 
+uint8_t x_129; 
 lean_dec(x_11);
 lean_dec(x_9);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_132 = !lean_is_exclusive(x_12);
-if (x_132 == 0)
+x_129 = !lean_is_exclusive(x_12);
+if (x_129 == 0)
 {
 return x_12;
 }
 else
 {
-lean_object* x_133; lean_object* x_134; lean_object* x_135; 
-x_133 = lean_ctor_get(x_12, 0);
-x_134 = lean_ctor_get(x_12, 1);
-lean_inc(x_134);
-lean_inc(x_133);
+lean_object* x_130; lean_object* x_131; lean_object* x_132; 
+x_130 = lean_ctor_get(x_12, 0);
+x_131 = lean_ctor_get(x_12, 1);
+lean_inc(x_131);
+lean_inc(x_130);
 lean_dec(x_12);
-x_135 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_135, 0, x_133);
-lean_ctor_set(x_135, 1, x_134);
-return x_135;
+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
 {
-uint8_t x_136; 
+uint8_t x_133; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_136 = !lean_is_exclusive(x_8);
-if (x_136 == 0)
+x_133 = !lean_is_exclusive(x_8);
+if (x_133 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_137; lean_object* x_138; lean_object* x_139; 
-x_137 = lean_ctor_get(x_8, 0);
-x_138 = lean_ctor_get(x_8, 1);
-lean_inc(x_138);
-lean_inc(x_137);
+lean_object* x_134; lean_object* x_135; lean_object* x_136; 
+x_134 = lean_ctor_get(x_8, 0);
+x_135 = lean_ctor_get(x_8, 1);
+lean_inc(x_135);
+lean_inc(x_134);
 lean_dec(x_8);
-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;
+x_136 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_136, 0, x_134);
+lean_ctor_set(x_136, 1, x_135);
+return x_136;
 }
 }
 }
 else
 {
-lean_object* x_140; 
+lean_object* x_137; 
 lean_dec(x_3);
 lean_dec(x_2);
-x_140 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_140, 0, x_1);
-lean_ctor_set(x_140, 1, x_4);
-return x_140;
+x_137 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_137, 0, x_1);
+lean_ctor_set(x_137, 1, x_4);
+return x_137;
 }
 }
 else
 {
-lean_object* x_141; 
+lean_object* x_138; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_141 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_141, 0, x_2);
-lean_ctor_set(x_141, 1, x_4);
-return x_141;
+x_138 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_138, 0, x_2);
+lean_ctor_set(x_138, 1, x_4);
+return x_138;
 }
 }
 }
@@ -2552,6 +2680,54 @@ x_1 = lean_mk_string("heterogeneous equality types are not definitionally equal"
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkEqOfHEq___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqOfHEq___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_mkEqOfHEq___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqOfHEq___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_mkEqOfHEq___closed__6() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("is not definitionally equal to");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkEqOfHEq___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqOfHEq___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_mkEqOfHEq___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqOfHEq___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_mkEqOfHEq(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -2573,7 +2749,7 @@ x_9 = lean_unsigned_to_nat(4u);
 x_10 = l_Lean_Expr_isAppOfArity___main(x_6, x_8, 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; 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_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; lean_object* x_22; 
 lean_dec(x_6);
 x_11 = lean_ctor_get(x_7, 0);
 lean_inc(x_11);
@@ -2592,483 +2768,537 @@ lean_ctor_set(x_16, 0, x_11);
 lean_ctor_set(x_16, 1, x_12);
 lean_ctor_set(x_16, 2, x_13);
 lean_ctor_set(x_16, 3, x_15);
-x_17 = l_Lean_mkOptionalNode___closed__2;
-x_18 = lean_array_push(x_17, x_1);
-x_19 = l_Lean_Meta_mkHEqTrans___closed__1;
-x_20 = l_Lean_Meta_mkHEqSymm___closed__2;
-x_21 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_21, 0, x_19);
-lean_ctor_set(x_21, 1, x_20);
-lean_ctor_set(x_21, 2, x_18);
-lean_ctor_set(x_21, 3, x_16);
+x_17 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_17, 0, x_1);
+x_18 = l_Lean_indentExpr(x_17);
+x_19 = l_Lean_Meta_mkHEqSymm___closed__4;
+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_Meta_mkHEqTrans___closed__1;
+x_22 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+lean_ctor_set(x_22, 2, x_16);
 lean_ctor_set_tag(x_4, 1);
-lean_ctor_set(x_4, 0, x_21);
+lean_ctor_set(x_4, 0, x_22);
 return x_4;
 }
 else
 {
-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_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_free_object(x_4);
-x_22 = l_Lean_Expr_appFn_x21(x_6);
-x_23 = l_Lean_Expr_appFn_x21(x_22);
+x_23 = l_Lean_Expr_appFn_x21(x_6);
 x_24 = l_Lean_Expr_appFn_x21(x_23);
-x_25 = l_Lean_Expr_appArg_x21(x_24);
+x_25 = l_Lean_Expr_appFn_x21(x_24);
+x_26 = l_Lean_Expr_appArg_x21(x_25);
+lean_dec(x_25);
+x_27 = l_Lean_Expr_appArg_x21(x_24);
 lean_dec(x_24);
-x_26 = l_Lean_Expr_appArg_x21(x_23);
+x_28 = l_Lean_Expr_appArg_x21(x_23);
 lean_dec(x_23);
-x_27 = l_Lean_Expr_appArg_x21(x_22);
-lean_dec(x_22);
-x_28 = l_Lean_Expr_appArg_x21(x_6);
+x_29 = l_Lean_Expr_appArg_x21(x_6);
 lean_dec(x_6);
 lean_inc(x_2);
-lean_inc(x_27);
-lean_inc(x_25);
-x_29 = l_Lean_Meta_isExprDefEq(x_25, x_27, x_2, x_7);
-if (lean_obj_tag(x_29) == 0)
+lean_inc(x_28);
+lean_inc(x_26);
+x_30 = l_Lean_Meta_isExprDefEq(x_26, x_28, x_2, x_7);
+if (lean_obj_tag(x_30) == 0)
 {
-lean_object* x_30; uint8_t x_31; 
-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)
-{
-uint8_t x_32; 
-lean_dec(x_28);
-lean_dec(x_26);
-lean_dec(x_1);
-x_32 = !lean_is_exclusive(x_29);
+lean_object* x_31; uint8_t x_32; 
+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; 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; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_33 = lean_ctor_get(x_29, 1);
-x_34 = lean_ctor_get(x_29, 0);
-lean_dec(x_34);
-x_35 = lean_ctor_get(x_33, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_33, 1);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_2, 1);
-lean_inc(x_37);
-x_38 = lean_ctor_get(x_2, 0);
-lean_inc(x_38);
-lean_dec(x_2);
-x_39 = lean_ctor_get(x_38, 0);
-lean_inc(x_39);
-lean_dec(x_38);
-x_40 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_36);
-lean_ctor_set(x_40, 2, x_37);
-lean_ctor_set(x_40, 3, x_39);
-x_41 = l_Lean_mkAppStx___closed__9;
-x_42 = lean_array_push(x_41, x_25);
-x_43 = lean_array_push(x_42, x_27);
-x_44 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_45 = l_Lean_Meta_mkEqOfHEq___closed__3;
-x_46 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-lean_ctor_set(x_46, 2, x_43);
-lean_ctor_set(x_46, 3, x_40);
-lean_ctor_set_tag(x_29, 1);
-lean_ctor_set(x_29, 0, x_46);
-return x_29;
-}
-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; lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_47 = lean_ctor_get(x_29, 1);
-lean_inc(x_47);
+uint8_t x_33; 
 lean_dec(x_29);
-x_48 = lean_ctor_get(x_47, 0);
-lean_inc(x_48);
-x_49 = lean_ctor_get(x_47, 1);
-lean_inc(x_49);
-x_50 = lean_ctor_get(x_2, 1);
-lean_inc(x_50);
-x_51 = lean_ctor_get(x_2, 0);
-lean_inc(x_51);
-lean_dec(x_2);
-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_mkAppStx___closed__9;
-x_55 = lean_array_push(x_54, x_25);
-x_56 = lean_array_push(x_55, x_27);
-x_57 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_58 = l_Lean_Meta_mkEqOfHEq___closed__3;
-x_59 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_59, 0, x_57);
-lean_ctor_set(x_59, 1, x_58);
-lean_ctor_set(x_59, 2, x_56);
-lean_ctor_set(x_59, 3, x_53);
-x_60 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_60, 0, x_59);
-lean_ctor_set(x_60, 1, x_47);
-return x_60;
-}
-}
-else
-{
-lean_object* x_61; lean_object* x_62; 
 lean_dec(x_27);
-x_61 = lean_ctor_get(x_29, 1);
-lean_inc(x_61);
-lean_dec(x_29);
-lean_inc(x_25);
-x_62 = l_Lean_Meta_getLevel(x_25, x_2, x_61);
-if (lean_obj_tag(x_62) == 0)
+lean_dec(x_1);
+x_33 = !lean_is_exclusive(x_30);
+if (x_33 == 0)
 {
-uint8_t x_63; 
-x_63 = !lean_is_exclusive(x_62);
-if (x_63 == 0)
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; 
-x_64 = lean_ctor_get(x_62, 0);
-x_65 = lean_box(0);
-x_66 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_66, 0, x_64);
-lean_ctor_set(x_66, 1, x_65);
-x_67 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_68 = l_Lean_mkConst(x_67, x_66);
-x_69 = l_Lean_mkApp4(x_68, x_25, x_26, x_28, x_1);
-lean_ctor_set(x_62, 0, x_69);
-return x_62;
+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; 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; 
+x_34 = lean_ctor_get(x_30, 1);
+x_35 = lean_ctor_get(x_30, 0);
+lean_dec(x_35);
+x_36 = lean_ctor_get(x_34, 0);
+lean_inc(x_36);
+x_37 = lean_ctor_get(x_34, 1);
+lean_inc(x_37);
+x_38 = lean_ctor_get(x_2, 1);
+lean_inc(x_38);
+x_39 = lean_ctor_get(x_2, 0);
+lean_inc(x_39);
+lean_dec(x_2);
+x_40 = lean_ctor_get(x_39, 0);
+lean_inc(x_40);
+lean_dec(x_39);
+x_41 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_37);
+lean_ctor_set(x_41, 2, x_38);
+lean_ctor_set(x_41, 3, x_40);
+x_42 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_42, 0, x_26);
+x_43 = l_Lean_indentExpr(x_42);
+x_44 = l_Lean_Meta_mkEqOfHEq___closed__5;
+x_45 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set(x_45, 1, x_43);
+x_46 = l_Lean_MessageData_ofList___closed__3;
+x_47 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_47, 0, x_45);
+lean_ctor_set(x_47, 1, x_46);
+x_48 = l_Lean_Meta_mkEqOfHEq___closed__8;
+x_49 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_49, 0, x_47);
+lean_ctor_set(x_49, 1, x_48);
+x_50 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_50, 0, x_28);
+x_51 = l_Lean_indentExpr(x_50);
+x_52 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_52, 0, x_49);
+lean_ctor_set(x_52, 1, x_51);
+x_53 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_54 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_54, 0, x_53);
+lean_ctor_set(x_54, 1, x_52);
+lean_ctor_set(x_54, 2, x_41);
+lean_ctor_set_tag(x_30, 1);
+lean_ctor_set(x_30, 0, x_54);
+return x_30;
 }
 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; 
-x_70 = lean_ctor_get(x_62, 0);
-x_71 = lean_ctor_get(x_62, 1);
-lean_inc(x_71);
-lean_inc(x_70);
-lean_dec(x_62);
-x_72 = lean_box(0);
-x_73 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_73, 0, x_70);
-lean_ctor_set(x_73, 1, x_72);
-x_74 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_75 = l_Lean_mkConst(x_74, x_73);
-x_76 = l_Lean_mkApp4(x_75, x_25, x_26, x_28, x_1);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_76);
-lean_ctor_set(x_77, 1, x_71);
-return x_77;
+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; 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; 
+x_55 = lean_ctor_get(x_30, 1);
+lean_inc(x_55);
+lean_dec(x_30);
+x_56 = lean_ctor_get(x_55, 0);
+lean_inc(x_56);
+x_57 = lean_ctor_get(x_55, 1);
+lean_inc(x_57);
+x_58 = lean_ctor_get(x_2, 1);
+lean_inc(x_58);
+x_59 = lean_ctor_get(x_2, 0);
+lean_inc(x_59);
+lean_dec(x_2);
+x_60 = lean_ctor_get(x_59, 0);
+lean_inc(x_60);
+lean_dec(x_59);
+x_61 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_61, 0, x_56);
+lean_ctor_set(x_61, 1, x_57);
+lean_ctor_set(x_61, 2, x_58);
+lean_ctor_set(x_61, 3, x_60);
+x_62 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_62, 0, x_26);
+x_63 = l_Lean_indentExpr(x_62);
+x_64 = l_Lean_Meta_mkEqOfHEq___closed__5;
+x_65 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_65, 0, x_64);
+lean_ctor_set(x_65, 1, x_63);
+x_66 = l_Lean_MessageData_ofList___closed__3;
+x_67 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_67, 0, x_65);
+lean_ctor_set(x_67, 1, x_66);
+x_68 = l_Lean_Meta_mkEqOfHEq___closed__8;
+x_69 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_69, 0, x_67);
+lean_ctor_set(x_69, 1, x_68);
+x_70 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_70, 0, x_28);
+x_71 = l_Lean_indentExpr(x_70);
+x_72 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_72, 0, x_69);
+lean_ctor_set(x_72, 1, x_71);
+x_73 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_74 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_74, 0, x_73);
+lean_ctor_set(x_74, 1, x_72);
+lean_ctor_set(x_74, 2, x_61);
+x_75 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_75, 0, x_74);
+lean_ctor_set(x_75, 1, x_55);
+return x_75;
 }
 }
 else
 {
+lean_object* x_76; lean_object* x_77; 
+lean_dec(x_28);
+x_76 = lean_ctor_get(x_30, 1);
+lean_inc(x_76);
+lean_dec(x_30);
+lean_inc(x_26);
+x_77 = l_Lean_Meta_getLevel(x_26, x_2, x_76);
+if (lean_obj_tag(x_77) == 0)
+{
 uint8_t x_78; 
-lean_dec(x_28);
-lean_dec(x_26);
-lean_dec(x_25);
-lean_dec(x_1);
-x_78 = !lean_is_exclusive(x_62);
+x_78 = !lean_is_exclusive(x_77);
 if (x_78 == 0)
 {
-return x_62;
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-x_79 = lean_ctor_get(x_62, 0);
-x_80 = lean_ctor_get(x_62, 1);
-lean_inc(x_80);
-lean_inc(x_79);
-lean_dec(x_62);
+lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; 
+x_79 = lean_ctor_get(x_77, 0);
+x_80 = lean_box(0);
 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;
+x_82 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_83 = l_Lean_mkConst(x_82, x_81);
+x_84 = l_Lean_mkApp4(x_83, x_26, x_27, x_29, x_1);
+lean_ctor_set(x_77, 0, x_84);
+return x_77;
+}
+else
+{
+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_85 = lean_ctor_get(x_77, 0);
+x_86 = lean_ctor_get(x_77, 1);
+lean_inc(x_86);
+lean_inc(x_85);
+lean_dec(x_77);
+x_87 = lean_box(0);
+x_88 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_88, 0, x_85);
+lean_ctor_set(x_88, 1, x_87);
+x_89 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_90 = l_Lean_mkConst(x_89, x_88);
+x_91 = l_Lean_mkApp4(x_90, x_26, x_27, x_29, x_1);
+x_92 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_92, 0, x_91);
+lean_ctor_set(x_92, 1, x_86);
+return x_92;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_29);
+lean_dec(x_27);
+lean_dec(x_26);
+lean_dec(x_1);
+x_93 = !lean_is_exclusive(x_77);
+if (x_93 == 0)
+{
+return x_77;
+}
+else
+{
+lean_object* x_94; lean_object* x_95; lean_object* x_96; 
+x_94 = lean_ctor_get(x_77, 0);
+x_95 = lean_ctor_get(x_77, 1);
+lean_inc(x_95);
+lean_inc(x_94);
+lean_dec(x_77);
+x_96 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_96, 0, x_94);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
 }
 }
 }
 }
 else
 {
-uint8_t x_82; 
+uint8_t x_97; 
+lean_dec(x_29);
 lean_dec(x_28);
 lean_dec(x_27);
 lean_dec(x_26);
-lean_dec(x_25);
 lean_dec(x_2);
 lean_dec(x_1);
-x_82 = !lean_is_exclusive(x_29);
-if (x_82 == 0)
+x_97 = !lean_is_exclusive(x_30);
+if (x_97 == 0)
 {
-return x_29;
+return x_30;
 }
 else
 {
-lean_object* x_83; lean_object* x_84; lean_object* x_85; 
-x_83 = lean_ctor_get(x_29, 0);
-x_84 = lean_ctor_get(x_29, 1);
-lean_inc(x_84);
-lean_inc(x_83);
-lean_dec(x_29);
-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;
+lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+x_98 = lean_ctor_get(x_30, 0);
+x_99 = lean_ctor_get(x_30, 1);
+lean_inc(x_99);
+lean_inc(x_98);
+lean_dec(x_30);
+x_100 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_100, 0, x_98);
+lean_ctor_set(x_100, 1, x_99);
+return x_100;
 }
 }
 }
 }
 else
 {
-lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; uint8_t x_90; 
-x_86 = lean_ctor_get(x_4, 0);
-x_87 = lean_ctor_get(x_4, 1);
-lean_inc(x_87);
-lean_inc(x_86);
+lean_object* x_101; lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+x_101 = lean_ctor_get(x_4, 0);
+x_102 = lean_ctor_get(x_4, 1);
+lean_inc(x_102);
+lean_inc(x_101);
 lean_dec(x_4);
-x_88 = l_Lean_Expr_heq_x3f___closed__2;
-x_89 = lean_unsigned_to_nat(4u);
-x_90 = l_Lean_Expr_isAppOfArity___main(x_86, x_88, x_89);
-if (x_90 == 0)
+x_103 = l_Lean_Expr_heq_x3f___closed__2;
+x_104 = lean_unsigned_to_nat(4u);
+x_105 = l_Lean_Expr_isAppOfArity___main(x_101, x_103, x_104);
+if (x_105 == 0)
 {
-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_86);
-x_91 = lean_ctor_get(x_87, 0);
-lean_inc(x_91);
-x_92 = lean_ctor_get(x_87, 1);
-lean_inc(x_92);
-x_93 = lean_ctor_get(x_2, 1);
-lean_inc(x_93);
-x_94 = lean_ctor_get(x_2, 0);
-lean_inc(x_94);
-lean_dec(x_2);
-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_mkHEqTrans___closed__1;
-x_100 = l_Lean_Meta_mkHEqSymm___closed__2;
-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);
-x_102 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_102, 0, x_101);
-lean_ctor_set(x_102, 1, x_87);
-return x_102;
-}
-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; 
-x_103 = l_Lean_Expr_appFn_x21(x_86);
-x_104 = l_Lean_Expr_appFn_x21(x_103);
-x_105 = l_Lean_Expr_appFn_x21(x_104);
-x_106 = l_Lean_Expr_appArg_x21(x_105);
-lean_dec(x_105);
-x_107 = l_Lean_Expr_appArg_x21(x_104);
-lean_dec(x_104);
-x_108 = l_Lean_Expr_appArg_x21(x_103);
-lean_dec(x_103);
-x_109 = l_Lean_Expr_appArg_x21(x_86);
-lean_dec(x_86);
-lean_inc(x_2);
+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_dec(x_101);
+x_106 = lean_ctor_get(x_102, 0);
+lean_inc(x_106);
+x_107 = lean_ctor_get(x_102, 1);
+lean_inc(x_107);
+x_108 = lean_ctor_get(x_2, 1);
 lean_inc(x_108);
-lean_inc(x_106);
-x_110 = l_Lean_Meta_isExprDefEq(x_106, x_108, x_2, x_87);
-if (lean_obj_tag(x_110) == 0)
-{
-lean_object* x_111; uint8_t x_112; 
-x_111 = lean_ctor_get(x_110, 0);
-lean_inc(x_111);
-x_112 = lean_unbox(x_111);
-lean_dec(x_111);
-if (x_112 == 0)
-{
-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; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
-lean_dec(x_109);
-lean_dec(x_107);
-lean_dec(x_1);
-x_113 = lean_ctor_get(x_110, 1);
-lean_inc(x_113);
-if (lean_is_exclusive(x_110)) {
- lean_ctor_release(x_110, 0);
- lean_ctor_release(x_110, 1);
- x_114 = x_110;
-} else {
- lean_dec_ref(x_110);
- x_114 = lean_box(0);
-}
-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_2, 1);
-lean_inc(x_117);
-x_118 = lean_ctor_get(x_2, 0);
-lean_inc(x_118);
+x_109 = lean_ctor_get(x_2, 0);
+lean_inc(x_109);
 lean_dec(x_2);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-lean_dec(x_118);
-x_120 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_120, 0, x_115);
-lean_ctor_set(x_120, 1, x_116);
-lean_ctor_set(x_120, 2, x_117);
-lean_ctor_set(x_120, 3, x_119);
-x_121 = l_Lean_mkAppStx___closed__9;
-x_122 = lean_array_push(x_121, x_106);
-x_123 = lean_array_push(x_122, x_108);
-x_124 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_125 = l_Lean_Meta_mkEqOfHEq___closed__3;
-x_126 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_126, 0, x_124);
-lean_ctor_set(x_126, 1, x_125);
-lean_ctor_set(x_126, 2, x_123);
-lean_ctor_set(x_126, 3, x_120);
-if (lean_is_scalar(x_114)) {
- x_127 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_127 = x_114;
- lean_ctor_set_tag(x_127, 1);
-}
-lean_ctor_set(x_127, 0, x_126);
-lean_ctor_set(x_127, 1, x_113);
-return x_127;
+x_110 = lean_ctor_get(x_109, 0);
+lean_inc(x_110);
+lean_dec(x_109);
+x_111 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_111, 0, x_106);
+lean_ctor_set(x_111, 1, x_107);
+lean_ctor_set(x_111, 2, x_108);
+lean_ctor_set(x_111, 3, x_110);
+x_112 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_112, 0, x_1);
+x_113 = l_Lean_indentExpr(x_112);
+x_114 = l_Lean_Meta_mkHEqSymm___closed__4;
+x_115 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_115, 0, x_114);
+lean_ctor_set(x_115, 1, x_113);
+x_116 = l_Lean_Meta_mkHEqTrans___closed__1;
+x_117 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_117, 0, x_116);
+lean_ctor_set(x_117, 1, x_115);
+lean_ctor_set(x_117, 2, x_111);
+x_118 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_118, 0, x_117);
+lean_ctor_set(x_118, 1, x_102);
+return x_118;
 }
 else
 {
-lean_object* x_128; lean_object* x_129; 
-lean_dec(x_108);
-x_128 = lean_ctor_get(x_110, 1);
-lean_inc(x_128);
-lean_dec(x_110);
-lean_inc(x_106);
-x_129 = l_Lean_Meta_getLevel(x_106, x_2, x_128);
-if (lean_obj_tag(x_129) == 0)
+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_119 = l_Lean_Expr_appFn_x21(x_101);
+x_120 = l_Lean_Expr_appFn_x21(x_119);
+x_121 = l_Lean_Expr_appFn_x21(x_120);
+x_122 = l_Lean_Expr_appArg_x21(x_121);
+lean_dec(x_121);
+x_123 = l_Lean_Expr_appArg_x21(x_120);
+lean_dec(x_120);
+x_124 = l_Lean_Expr_appArg_x21(x_119);
+lean_dec(x_119);
+x_125 = l_Lean_Expr_appArg_x21(x_101);
+lean_dec(x_101);
+lean_inc(x_2);
+lean_inc(x_124);
+lean_inc(x_122);
+x_126 = l_Lean_Meta_isExprDefEq(x_122, x_124, x_2, x_102);
+if (lean_obj_tag(x_126) == 0)
 {
-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; 
-x_130 = lean_ctor_get(x_129, 0);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_129, 1);
+lean_object* x_127; uint8_t x_128; 
+x_127 = lean_ctor_get(x_126, 0);
+lean_inc(x_127);
+x_128 = lean_unbox(x_127);
+lean_dec(x_127);
+if (x_128 == 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_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; 
+lean_dec(x_125);
+lean_dec(x_123);
+lean_dec(x_1);
+x_129 = lean_ctor_get(x_126, 1);
+lean_inc(x_129);
+if (lean_is_exclusive(x_126)) {
+ lean_ctor_release(x_126, 0);
+ lean_ctor_release(x_126, 1);
+ x_130 = x_126;
+} else {
+ lean_dec_ref(x_126);
+ x_130 = lean_box(0);
+}
+x_131 = lean_ctor_get(x_129, 0);
 lean_inc(x_131);
-if (lean_is_exclusive(x_129)) {
- lean_ctor_release(x_129, 0);
- lean_ctor_release(x_129, 1);
- x_132 = x_129;
+x_132 = lean_ctor_get(x_129, 1);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_2, 1);
+lean_inc(x_133);
+x_134 = lean_ctor_get(x_2, 0);
+lean_inc(x_134);
+lean_dec(x_2);
+x_135 = lean_ctor_get(x_134, 0);
+lean_inc(x_135);
+lean_dec(x_134);
+x_136 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_136, 0, x_131);
+lean_ctor_set(x_136, 1, x_132);
+lean_ctor_set(x_136, 2, x_133);
+lean_ctor_set(x_136, 3, x_135);
+x_137 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_137, 0, x_122);
+x_138 = l_Lean_indentExpr(x_137);
+x_139 = l_Lean_Meta_mkEqOfHEq___closed__5;
+x_140 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_140, 0, x_139);
+lean_ctor_set(x_140, 1, x_138);
+x_141 = l_Lean_MessageData_ofList___closed__3;
+x_142 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_142, 0, x_140);
+lean_ctor_set(x_142, 1, x_141);
+x_143 = l_Lean_Meta_mkEqOfHEq___closed__8;
+x_144 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_144, 0, x_142);
+lean_ctor_set(x_144, 1, x_143);
+x_145 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_145, 0, x_124);
+x_146 = l_Lean_indentExpr(x_145);
+x_147 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_147, 0, x_144);
+lean_ctor_set(x_147, 1, x_146);
+x_148 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_149 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_149, 0, x_148);
+lean_ctor_set(x_149, 1, x_147);
+lean_ctor_set(x_149, 2, x_136);
+if (lean_is_scalar(x_130)) {
+ x_150 = lean_alloc_ctor(1, 2, 0);
 } else {
- lean_dec_ref(x_129);
- x_132 = lean_box(0);
+ x_150 = x_130;
+ lean_ctor_set_tag(x_150, 1);
 }
-x_133 = lean_box(0);
-x_134 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_134, 0, x_130);
-lean_ctor_set(x_134, 1, x_133);
-x_135 = l_Lean_Meta_mkEqOfHEq___closed__2;
-x_136 = l_Lean_mkConst(x_135, x_134);
-x_137 = l_Lean_mkApp4(x_136, x_106, x_107, x_109, x_1);
-if (lean_is_scalar(x_132)) {
- x_138 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_138 = x_132;
-}
-lean_ctor_set(x_138, 0, x_137);
-lean_ctor_set(x_138, 1, x_131);
-return x_138;
+lean_ctor_set(x_150, 0, x_149);
+lean_ctor_set(x_150, 1, x_129);
+return x_150;
 }
 else
 {
-lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; 
-lean_dec(x_109);
-lean_dec(x_107);
-lean_dec(x_106);
+lean_object* x_151; lean_object* x_152; 
+lean_dec(x_124);
+x_151 = lean_ctor_get(x_126, 1);
+lean_inc(x_151);
+lean_dec(x_126);
+lean_inc(x_122);
+x_152 = l_Lean_Meta_getLevel(x_122, x_2, x_151);
+if (lean_obj_tag(x_152) == 0)
+{
+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; 
+x_153 = lean_ctor_get(x_152, 0);
+lean_inc(x_153);
+x_154 = lean_ctor_get(x_152, 1);
+lean_inc(x_154);
+if (lean_is_exclusive(x_152)) {
+ lean_ctor_release(x_152, 0);
+ lean_ctor_release(x_152, 1);
+ x_155 = x_152;
+} else {
+ lean_dec_ref(x_152);
+ x_155 = lean_box(0);
+}
+x_156 = lean_box(0);
+x_157 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_157, 0, x_153);
+lean_ctor_set(x_157, 1, x_156);
+x_158 = l_Lean_Meta_mkEqOfHEq___closed__2;
+x_159 = l_Lean_mkConst(x_158, x_157);
+x_160 = l_Lean_mkApp4(x_159, x_122, x_123, x_125, x_1);
+if (lean_is_scalar(x_155)) {
+ x_161 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_161 = x_155;
+}
+lean_ctor_set(x_161, 0, x_160);
+lean_ctor_set(x_161, 1, x_154);
+return x_161;
+}
+else
+{
+lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; 
+lean_dec(x_125);
+lean_dec(x_123);
+lean_dec(x_122);
 lean_dec(x_1);
-x_139 = lean_ctor_get(x_129, 0);
-lean_inc(x_139);
-x_140 = lean_ctor_get(x_129, 1);
-lean_inc(x_140);
-if (lean_is_exclusive(x_129)) {
- lean_ctor_release(x_129, 0);
- lean_ctor_release(x_129, 1);
- x_141 = x_129;
+x_162 = lean_ctor_get(x_152, 0);
+lean_inc(x_162);
+x_163 = lean_ctor_get(x_152, 1);
+lean_inc(x_163);
+if (lean_is_exclusive(x_152)) {
+ lean_ctor_release(x_152, 0);
+ lean_ctor_release(x_152, 1);
+ x_164 = x_152;
 } else {
- lean_dec_ref(x_129);
- x_141 = lean_box(0);
+ lean_dec_ref(x_152);
+ x_164 = lean_box(0);
 }
-if (lean_is_scalar(x_141)) {
- x_142 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_164)) {
+ x_165 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_142 = x_141;
+ x_165 = x_164;
 }
-lean_ctor_set(x_142, 0, x_139);
-lean_ctor_set(x_142, 1, x_140);
-return x_142;
+lean_ctor_set(x_165, 0, x_162);
+lean_ctor_set(x_165, 1, x_163);
+return x_165;
 }
 }
 }
 else
 {
-lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; 
-lean_dec(x_109);
-lean_dec(x_108);
-lean_dec(x_107);
-lean_dec(x_106);
+lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; 
+lean_dec(x_125);
+lean_dec(x_124);
+lean_dec(x_123);
+lean_dec(x_122);
 lean_dec(x_2);
 lean_dec(x_1);
-x_143 = lean_ctor_get(x_110, 0);
-lean_inc(x_143);
-x_144 = lean_ctor_get(x_110, 1);
-lean_inc(x_144);
-if (lean_is_exclusive(x_110)) {
- lean_ctor_release(x_110, 0);
- lean_ctor_release(x_110, 1);
- x_145 = x_110;
+x_166 = lean_ctor_get(x_126, 0);
+lean_inc(x_166);
+x_167 = lean_ctor_get(x_126, 1);
+lean_inc(x_167);
+if (lean_is_exclusive(x_126)) {
+ lean_ctor_release(x_126, 0);
+ lean_ctor_release(x_126, 1);
+ x_168 = x_126;
 } else {
- lean_dec_ref(x_110);
- x_145 = lean_box(0);
+ lean_dec_ref(x_126);
+ x_168 = lean_box(0);
 }
-if (lean_is_scalar(x_145)) {
- x_146 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_168)) {
+ x_169 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_146 = x_145;
+ x_169 = x_168;
 }
-lean_ctor_set(x_146, 0, x_143);
-lean_ctor_set(x_146, 1, x_144);
-return x_146;
+lean_ctor_set(x_169, 0, x_166);
+lean_ctor_set(x_169, 1, x_167);
+return x_169;
 }
 }
 }
 }
 else
 {
-uint8_t x_147; 
+uint8_t x_170; 
 lean_dec(x_2);
 lean_dec(x_1);
-x_147 = !lean_is_exclusive(x_4);
-if (x_147 == 0)
+x_170 = !lean_is_exclusive(x_4);
+if (x_170 == 0)
 {
 return x_4;
 }
 else
 {
-lean_object* x_148; lean_object* x_149; lean_object* x_150; 
-x_148 = lean_ctor_get(x_4, 0);
-x_149 = lean_ctor_get(x_4, 1);
-lean_inc(x_149);
-lean_inc(x_148);
+lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+x_171 = lean_ctor_get(x_4, 0);
+x_172 = lean_ctor_get(x_4, 1);
+lean_inc(x_172);
+lean_inc(x_171);
 lean_dec(x_4);
-x_150 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_150, 0, x_148);
-lean_ctor_set(x_150, 1, x_149);
-return x_150;
+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;
 }
 }
 }
@@ -3099,6 +3329,26 @@ x_1 = lean_mk_string("non-dependent function expected");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkCongrArg___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkCongrArg___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_mkCongrArg___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkCongrArg___closed__4;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Meta_mkCongrArg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -3126,7 +3376,7 @@ lean_inc(x_1);
 x_9 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_3, 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_64; lean_object* x_81; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_63; lean_object* x_79; lean_object* x_111; lean_object* x_112; uint8_t x_113; 
 x_10 = lean_ctor_get(x_9, 0);
 lean_inc(x_10);
 x_11 = lean_ctor_get(x_9, 1);
@@ -3139,83 +3389,79 @@ if (lean_is_exclusive(x_9)) {
  lean_dec_ref(x_9);
  x_12 = lean_box(0);
 }
-x_114 = l_Lean_Expr_eq_x3f___closed__2;
-x_115 = lean_unsigned_to_nat(3u);
-x_116 = l_Lean_Expr_isAppOfArity___main(x_6, x_114, x_115);
+x_111 = l_Lean_Expr_eq_x3f___closed__2;
+x_112 = lean_unsigned_to_nat(3u);
+x_113 = l_Lean_Expr_isAppOfArity___main(x_6, x_111, x_112);
 if (lean_obj_tag(x_10) == 7)
 {
-lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-x_117 = lean_ctor_get(x_10, 1);
-lean_inc(x_117);
-x_118 = lean_ctor_get(x_10, 2);
-lean_inc(x_118);
-lean_dec(x_10);
-x_119 = l_Lean_Expr_hasLooseBVars(x_118);
-if (x_119 == 0)
-{
-lean_object* x_120; lean_object* x_121; 
-x_120 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_120, 0, x_117);
-lean_ctor_set(x_120, 1, x_118);
-x_121 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_121, 0, x_120);
+lean_object* x_114; lean_object* x_115; uint8_t x_116; 
+x_114 = lean_ctor_get(x_10, 1);
+lean_inc(x_114);
+x_115 = lean_ctor_get(x_10, 2);
+lean_inc(x_115);
+x_116 = l_Lean_Expr_hasLooseBVars(x_115);
 if (x_116 == 0)
 {
-lean_dec(x_6);
-x_64 = x_121;
-goto block_80;
+lean_object* x_117; lean_object* x_118; 
+x_117 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_117, 0, x_114);
+lean_ctor_set(x_117, 1, x_115);
+x_118 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_118, 0, x_117);
+if (x_113 == 0)
+{
+x_63 = x_118;
+goto block_78;
 }
 else
 {
 lean_dec(x_8);
-x_81 = x_121;
-goto block_113;
+x_79 = x_118;
+goto block_110;
 }
 }
 else
 {
-lean_object* x_122; 
-lean_dec(x_118);
-lean_dec(x_117);
-x_122 = lean_box(0);
-if (x_116 == 0)
+lean_object* x_119; 
+lean_dec(x_115);
+lean_dec(x_114);
+x_119 = lean_box(0);
+if (x_113 == 0)
 {
-lean_dec(x_6);
-x_64 = x_122;
-goto block_80;
+x_63 = x_119;
+goto block_78;
 }
 else
 {
 lean_dec(x_8);
-x_81 = x_122;
-goto block_113;
+x_79 = x_119;
+goto block_110;
 }
 }
 }
 else
 {
-lean_object* x_123; 
-lean_dec(x_10);
-x_123 = lean_box(0);
-if (x_116 == 0)
+lean_object* x_120; 
+x_120 = lean_box(0);
+if (x_113 == 0)
 {
-lean_dec(x_6);
-x_64 = x_123;
-goto block_80;
+x_63 = x_120;
+goto block_78;
 }
 else
 {
 lean_dec(x_8);
-x_81 = x_123;
-goto block_113;
+x_79 = x_120;
+goto block_110;
 }
 }
-block_63:
+block_62:
 {
 if (lean_obj_tag(x_13) == 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_object* x_26; lean_object* x_27; 
+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_object* x_26; 
 lean_dec(x_14);
+lean_dec(x_1);
 x_15 = lean_ctor_get(x_11, 0);
 lean_inc(x_15);
 x_16 = lean_ctor_get(x_11, 1);
@@ -3233,367 +3479,371 @@ 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_mkAppStx___closed__9;
-x_22 = lean_array_push(x_21, x_1);
-x_23 = lean_array_push(x_22, x_2);
+x_21 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_6);
+x_22 = l_Lean_Meta_mkEqSymm___closed__5;
+x_23 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
 x_24 = l_Lean_Meta_mkCongrArg___closed__2;
-x_25 = l_Lean_Meta_mkEqSymm___closed__3;
-x_26 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_26, 0, x_24);
-lean_ctor_set(x_26, 1, x_25);
-lean_ctor_set(x_26, 2, x_23);
-lean_ctor_set(x_26, 3, x_20);
+x_25 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_23);
+lean_ctor_set(x_25, 2, x_20);
 if (lean_is_scalar(x_12)) {
- x_27 = lean_alloc_ctor(1, 2, 0);
+ x_26 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_27 = x_12;
- lean_ctor_set_tag(x_27, 1);
+ x_26 = x_12;
+ lean_ctor_set_tag(x_26, 1);
 }
-lean_ctor_set(x_27, 0, x_26);
-lean_ctor_set(x_27, 1, x_11);
-return x_27;
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_11);
+return x_26;
 }
 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_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_dec(x_12);
-x_28 = lean_ctor_get(x_13, 0);
-lean_inc(x_28);
+lean_dec(x_6);
+x_27 = lean_ctor_get(x_13, 0);
+lean_inc(x_27);
 lean_dec(x_13);
-x_29 = lean_ctor_get(x_28, 1);
+x_28 = lean_ctor_get(x_27, 1);
+lean_inc(x_28);
+lean_dec(x_27);
+x_29 = lean_ctor_get(x_14, 0);
 lean_inc(x_29);
-lean_dec(x_28);
-x_30 = lean_ctor_get(x_14, 0);
+x_30 = lean_ctor_get(x_14, 1);
 lean_inc(x_30);
-x_31 = lean_ctor_get(x_14, 1);
-lean_inc(x_31);
 lean_dec(x_14);
-x_32 = lean_ctor_get(x_29, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_29, 1);
-lean_inc(x_33);
-lean_dec(x_29);
-lean_inc(x_3);
-lean_inc(x_30);
-x_34 = l_Lean_Meta_getLevel(x_30, x_3, x_11);
-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);
-x_36 = lean_ctor_get(x_34, 1);
-lean_inc(x_36);
-lean_dec(x_34);
+x_31 = lean_ctor_get(x_28, 0);
 lean_inc(x_31);
-x_37 = l_Lean_Meta_getLevel(x_31, x_3, x_36);
-if (lean_obj_tag(x_37) == 0)
+x_32 = lean_ctor_get(x_28, 1);
+lean_inc(x_32);
+lean_dec(x_28);
+lean_inc(x_3);
+lean_inc(x_29);
+x_33 = l_Lean_Meta_getLevel(x_29, x_3, x_11);
+if (lean_obj_tag(x_33) == 0)
 {
-uint8_t x_38; 
-x_38 = !lean_is_exclusive(x_37);
-if (x_38 == 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_inc(x_35);
+lean_dec(x_33);
+lean_inc(x_30);
+x_36 = l_Lean_Meta_getLevel(x_30, x_3, x_35);
+if (lean_obj_tag(x_36) == 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);
-x_40 = lean_box(0);
+uint8_t x_37; 
+x_37 = !lean_is_exclusive(x_36);
+if (x_37 == 0)
+{
+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; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_box(0);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
 x_41 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_41, 0, x_39);
+lean_ctor_set(x_41, 0, x_34);
 lean_ctor_set(x_41, 1, x_40);
-x_42 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_42, 0, x_35);
-lean_ctor_set(x_42, 1, x_41);
-x_43 = l_Lean_Meta_mkCongrArg___closed__2;
-x_44 = l_Lean_mkConst(x_43, x_42);
-x_45 = l_Lean_mkApp6(x_44, x_30, x_31, x_32, x_33, x_1, x_2);
-lean_ctor_set(x_37, 0, x_45);
-return x_37;
+x_42 = l_Lean_Meta_mkCongrArg___closed__2;
+x_43 = l_Lean_mkConst(x_42, x_41);
+x_44 = l_Lean_mkApp6(x_43, x_29, x_30, x_31, x_32, x_1, x_2);
+lean_ctor_set(x_36, 0, x_44);
+return x_36;
 }
 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; lean_object* x_54; 
-x_46 = lean_ctor_get(x_37, 0);
-x_47 = lean_ctor_get(x_37, 1);
-lean_inc(x_47);
+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_45 = lean_ctor_get(x_36, 0);
+x_46 = lean_ctor_get(x_36, 1);
 lean_inc(x_46);
-lean_dec(x_37);
-x_48 = lean_box(0);
+lean_inc(x_45);
+lean_dec(x_36);
+x_47 = lean_box(0);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_45);
+lean_ctor_set(x_48, 1, x_47);
 x_49 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_49, 0, x_46);
+lean_ctor_set(x_49, 0, x_34);
 lean_ctor_set(x_49, 1, x_48);
-x_50 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_50, 0, x_35);
-lean_ctor_set(x_50, 1, x_49);
-x_51 = l_Lean_Meta_mkCongrArg___closed__2;
-x_52 = l_Lean_mkConst(x_51, x_50);
-x_53 = l_Lean_mkApp6(x_52, x_30, x_31, x_32, x_33, x_1, x_2);
-x_54 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_54, 0, x_53);
-lean_ctor_set(x_54, 1, x_47);
-return x_54;
+x_50 = l_Lean_Meta_mkCongrArg___closed__2;
+x_51 = l_Lean_mkConst(x_50, x_49);
+x_52 = l_Lean_mkApp6(x_51, x_29, x_30, x_31, x_32, x_1, x_2);
+x_53 = lean_alloc_ctor(0, 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_55; 
-lean_dec(x_35);
-lean_dec(x_33);
-lean_dec(x_32);
-lean_dec(x_31);
-lean_dec(x_30);
-lean_dec(x_2);
-lean_dec(x_1);
-x_55 = !lean_is_exclusive(x_37);
-if (x_55 == 0)
-{
-return x_37;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; lean_object* x_58; 
-x_56 = lean_ctor_get(x_37, 0);
-x_57 = lean_ctor_get(x_37, 1);
-lean_inc(x_57);
-lean_inc(x_56);
-lean_dec(x_37);
-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
-{
-uint8_t x_59; 
-lean_dec(x_33);
-lean_dec(x_32);
-lean_dec(x_31);
-lean_dec(x_30);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_59 = !lean_is_exclusive(x_34);
-if (x_59 == 0)
-{
-return x_34;
-}
-else
-{
-lean_object* x_60; lean_object* x_61; lean_object* x_62; 
-x_60 = lean_ctor_get(x_34, 0);
-x_61 = lean_ctor_get(x_34, 1);
-lean_inc(x_61);
-lean_inc(x_60);
+uint8_t x_54; 
 lean_dec(x_34);
-x_62 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_62, 0, x_60);
-lean_ctor_set(x_62, 1, x_61);
-return x_62;
-}
-}
-}
-}
-block_80:
+lean_dec(x_32);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_2);
+lean_dec(x_1);
+x_54 = !lean_is_exclusive(x_36);
+if (x_54 == 0)
 {
-if (lean_obj_tag(x_64) == 0)
+return x_36;
+}
+else
 {
-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_55; lean_object* x_56; lean_object* x_57; 
+x_55 = lean_ctor_get(x_36, 0);
+x_56 = lean_ctor_get(x_36, 1);
+lean_inc(x_56);
+lean_inc(x_55);
+lean_dec(x_36);
+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;
+}
+}
+}
+else
+{
+uint8_t x_58; 
+lean_dec(x_32);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_58 = !lean_is_exclusive(x_33);
+if (x_58 == 0)
+{
+return x_33;
+}
+else
+{
+lean_object* x_59; lean_object* x_60; lean_object* x_61; 
+x_59 = lean_ctor_get(x_33, 0);
+x_60 = lean_ctor_get(x_33, 1);
+lean_inc(x_60);
+lean_inc(x_59);
+lean_dec(x_33);
+x_61 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_61, 0, x_59);
+lean_ctor_set(x_61, 1, x_60);
+return x_61;
+}
+}
+}
+}
+block_78:
+{
+if (lean_obj_tag(x_63) == 0)
+{
+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_12);
-x_65 = lean_ctor_get(x_11, 0);
+lean_dec(x_6);
+lean_dec(x_2);
+x_64 = lean_ctor_get(x_11, 0);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_11, 1);
 lean_inc(x_65);
-x_66 = lean_ctor_get(x_11, 1);
+x_66 = lean_ctor_get(x_3, 1);
 lean_inc(x_66);
-x_67 = lean_ctor_get(x_3, 1);
+x_67 = lean_ctor_get(x_3, 0);
 lean_inc(x_67);
-x_68 = lean_ctor_get(x_3, 0);
-lean_inc(x_68);
 lean_dec(x_3);
-x_69 = lean_ctor_get(x_68, 0);
-lean_inc(x_69);
-lean_dec(x_68);
-x_70 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_70, 0, x_65);
-lean_ctor_set(x_70, 1, x_66);
-lean_ctor_set(x_70, 2, x_67);
-lean_ctor_set(x_70, 3, x_69);
-x_71 = l_Lean_mkAppStx___closed__9;
-x_72 = lean_array_push(x_71, x_1);
-x_73 = lean_array_push(x_72, x_2);
-x_74 = l_Lean_Meta_mkCongrArg___closed__2;
-x_75 = l_Lean_Meta_mkCongrArg___closed__3;
-x_76 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_76, 0, x_74);
-lean_ctor_set(x_76, 1, x_75);
-lean_ctor_set(x_76, 2, x_73);
-lean_ctor_set(x_76, 3, x_70);
+x_68 = lean_ctor_get(x_67, 0);
+lean_inc(x_68);
+lean_dec(x_67);
+x_69 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_69, 0, x_64);
+lean_ctor_set(x_69, 1, x_65);
+lean_ctor_set(x_69, 2, x_66);
+lean_ctor_set(x_69, 3, x_68);
+x_70 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_71 = l_Lean_Meta_mkCongrArg___closed__5;
+x_72 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_72, 0, x_71);
+lean_ctor_set(x_72, 1, x_70);
+x_73 = l_Lean_Meta_mkCongrArg___closed__2;
+x_74 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_74, 0, x_73);
+lean_ctor_set(x_74, 1, x_72);
+lean_ctor_set(x_74, 2, x_69);
 if (lean_is_scalar(x_8)) {
- x_77 = lean_alloc_ctor(1, 2, 0);
+ x_75 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_77 = x_8;
- lean_ctor_set_tag(x_77, 1);
+ x_75 = x_8;
+ lean_ctor_set_tag(x_75, 1);
 }
-lean_ctor_set(x_77, 0, x_76);
-lean_ctor_set(x_77, 1, x_11);
-return x_77;
+lean_ctor_set(x_75, 0, x_74);
+lean_ctor_set(x_75, 1, x_11);
+return x_75;
 }
 else
 {
-lean_object* x_78; lean_object* x_79; 
+lean_object* x_76; lean_object* x_77; 
+lean_dec(x_10);
 lean_dec(x_8);
-x_78 = lean_ctor_get(x_64, 0);
-lean_inc(x_78);
-lean_dec(x_64);
-x_79 = lean_box(0);
-x_13 = x_79;
-x_14 = x_78;
-goto block_63;
+x_76 = lean_ctor_get(x_63, 0);
+lean_inc(x_76);
+lean_dec(x_63);
+x_77 = lean_box(0);
+x_13 = x_77;
+x_14 = x_76;
+goto block_62;
 }
 }
-block_113:
+block_110:
 {
-if (lean_obj_tag(x_81) == 0)
+if (lean_obj_tag(x_79) == 0)
 {
-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_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_dec(x_12);
 lean_dec(x_6);
-x_82 = lean_ctor_get(x_11, 0);
+lean_dec(x_2);
+x_80 = lean_ctor_get(x_11, 0);
+lean_inc(x_80);
+x_81 = lean_ctor_get(x_11, 1);
+lean_inc(x_81);
+x_82 = lean_ctor_get(x_3, 1);
 lean_inc(x_82);
-x_83 = lean_ctor_get(x_11, 1);
+x_83 = lean_ctor_get(x_3, 0);
 lean_inc(x_83);
-x_84 = lean_ctor_get(x_3, 1);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_3, 0);
-lean_inc(x_85);
 lean_dec(x_3);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-lean_dec(x_85);
-x_87 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_87, 0, x_82);
-lean_ctor_set(x_87, 1, x_83);
-lean_ctor_set(x_87, 2, x_84);
-lean_ctor_set(x_87, 3, x_86);
-x_88 = l_Lean_mkAppStx___closed__9;
-x_89 = lean_array_push(x_88, x_1);
-x_90 = lean_array_push(x_89, x_2);
-x_91 = l_Lean_Meta_mkCongrArg___closed__2;
-x_92 = l_Lean_Meta_mkCongrArg___closed__3;
-x_93 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_93, 0, x_91);
-lean_ctor_set(x_93, 1, x_92);
-lean_ctor_set(x_93, 2, x_90);
-lean_ctor_set(x_93, 3, x_87);
-x_94 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_94, 0, x_93);
-lean_ctor_set(x_94, 1, x_11);
-return x_94;
+x_84 = lean_ctor_get(x_83, 0);
+lean_inc(x_84);
+lean_dec(x_83);
+x_85 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_85, 0, x_80);
+lean_ctor_set(x_85, 1, x_81);
+lean_ctor_set(x_85, 2, x_82);
+lean_ctor_set(x_85, 3, x_84);
+x_86 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_87 = l_Lean_Meta_mkCongrArg___closed__5;
+x_88 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_88, 0, x_87);
+lean_ctor_set(x_88, 1, x_86);
+x_89 = l_Lean_Meta_mkCongrArg___closed__2;
+x_90 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_90, 0, x_89);
+lean_ctor_set(x_90, 1, x_88);
+lean_ctor_set(x_90, 2, x_85);
+x_91 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_91, 0, x_90);
+lean_ctor_set(x_91, 1, x_11);
+return x_91;
 }
 else
 {
-uint8_t x_95; 
-x_95 = !lean_is_exclusive(x_81);
-if (x_95 == 0)
+uint8_t x_92; 
+lean_dec(x_10);
+x_92 = !lean_is_exclusive(x_79);
+if (x_92 == 0)
 {
-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; 
-x_96 = lean_ctor_get(x_81, 0);
-x_97 = l_Lean_Expr_appFn_x21(x_6);
-x_98 = l_Lean_Expr_appFn_x21(x_97);
-x_99 = l_Lean_Expr_appArg_x21(x_98);
-lean_dec(x_98);
-x_100 = l_Lean_Expr_appArg_x21(x_97);
-lean_dec(x_97);
-x_101 = l_Lean_Expr_appArg_x21(x_6);
-lean_dec(x_6);
-x_102 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_102, 0, x_100);
-lean_ctor_set(x_102, 1, x_101);
-x_103 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_103, 0, x_99);
-lean_ctor_set(x_103, 1, x_102);
-lean_ctor_set(x_81, 0, x_103);
-x_13 = x_81;
-x_14 = x_96;
-goto block_63;
+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_93 = lean_ctor_get(x_79, 0);
+x_94 = l_Lean_Expr_appFn_x21(x_6);
+x_95 = l_Lean_Expr_appFn_x21(x_94);
+x_96 = l_Lean_Expr_appArg_x21(x_95);
+lean_dec(x_95);
+x_97 = l_Lean_Expr_appArg_x21(x_94);
+lean_dec(x_94);
+x_98 = l_Lean_Expr_appArg_x21(x_6);
+x_99 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_99, 0, x_97);
+lean_ctor_set(x_99, 1, x_98);
+x_100 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_100, 0, x_96);
+lean_ctor_set(x_100, 1, x_99);
+lean_ctor_set(x_79, 0, x_100);
+x_13 = x_79;
+x_14 = x_93;
+goto block_62;
 }
 else
 {
-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; 
-x_104 = lean_ctor_get(x_81, 0);
-lean_inc(x_104);
-lean_dec(x_81);
-x_105 = l_Lean_Expr_appFn_x21(x_6);
-x_106 = l_Lean_Expr_appFn_x21(x_105);
-x_107 = l_Lean_Expr_appArg_x21(x_106);
-lean_dec(x_106);
-x_108 = l_Lean_Expr_appArg_x21(x_105);
-lean_dec(x_105);
-x_109 = l_Lean_Expr_appArg_x21(x_6);
-lean_dec(x_6);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_108);
-lean_ctor_set(x_110, 1, x_109);
-x_111 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_111, 0, x_107);
-lean_ctor_set(x_111, 1, x_110);
-x_112 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_112, 0, x_111);
-x_13 = x_112;
-x_14 = x_104;
-goto block_63;
+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; 
+x_101 = lean_ctor_get(x_79, 0);
+lean_inc(x_101);
+lean_dec(x_79);
+x_102 = l_Lean_Expr_appFn_x21(x_6);
+x_103 = l_Lean_Expr_appFn_x21(x_102);
+x_104 = l_Lean_Expr_appArg_x21(x_103);
+lean_dec(x_103);
+x_105 = l_Lean_Expr_appArg_x21(x_102);
+lean_dec(x_102);
+x_106 = l_Lean_Expr_appArg_x21(x_6);
+x_107 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_107, 0, x_105);
+lean_ctor_set(x_107, 1, x_106);
+x_108 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_108, 0, x_104);
+lean_ctor_set(x_108, 1, x_107);
+x_109 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_109, 0, x_108);
+x_13 = x_109;
+x_14 = x_101;
+goto block_62;
 }
 }
 }
 }
 else
 {
-uint8_t x_124; 
+uint8_t x_121; 
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_124 = !lean_is_exclusive(x_9);
-if (x_124 == 0)
+x_121 = !lean_is_exclusive(x_9);
+if (x_121 == 0)
 {
 return x_9;
 }
 else
 {
-lean_object* x_125; lean_object* x_126; lean_object* x_127; 
-x_125 = lean_ctor_get(x_9, 0);
-x_126 = lean_ctor_get(x_9, 1);
-lean_inc(x_126);
-lean_inc(x_125);
+lean_object* x_122; lean_object* x_123; lean_object* x_124; 
+x_122 = lean_ctor_get(x_9, 0);
+x_123 = lean_ctor_get(x_9, 1);
+lean_inc(x_123);
+lean_inc(x_122);
 lean_dec(x_9);
-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;
+x_124 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_124, 0, x_122);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
 }
 }
 }
 else
 {
-uint8_t x_128; 
+uint8_t x_125; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_128 = !lean_is_exclusive(x_5);
-if (x_128 == 0)
+x_125 = !lean_is_exclusive(x_5);
+if (x_125 == 0)
 {
 return x_5;
 }
 else
 {
-lean_object* x_129; lean_object* x_130; lean_object* x_131; 
-x_129 = lean_ctor_get(x_5, 0);
-x_130 = lean_ctor_get(x_5, 1);
-lean_inc(x_130);
-lean_inc(x_129);
+lean_object* x_126; lean_object* x_127; lean_object* x_128; 
+x_126 = lean_ctor_get(x_5, 0);
+x_127 = lean_ctor_get(x_5, 1);
+lean_inc(x_127);
+lean_inc(x_126);
 lean_dec(x_5);
-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;
+x_128 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_128, 0, x_126);
+lean_ctor_set(x_128, 1, x_127);
+return x_128;
 }
 }
 }
@@ -3624,6 +3874,26 @@ x_1 = lean_mk_string("equality proof between functions expected");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkCongrFun___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkCongrFun___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_mkCongrFun___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkCongrFun___closed__4;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Meta_mkCongrFun(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -3645,8 +3915,8 @@ x_10 = lean_unsigned_to_nat(3u);
 x_11 = l_Lean_Expr_isAppOfArity___main(x_7, x_9, x_10);
 if (x_11 == 0)
 {
-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; lean_object* x_22; lean_object* x_23; 
-lean_dec(x_7);
+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; lean_object* x_22; 
+lean_dec(x_2);
 x_12 = lean_ctor_get(x_8, 0);
 lean_inc(x_12);
 x_13 = lean_ctor_get(x_8, 1);
@@ -3664,424 +3934,458 @@ lean_ctor_set(x_17, 0, x_12);
 lean_ctor_set(x_17, 1, x_13);
 lean_ctor_set(x_17, 2, x_14);
 lean_ctor_set(x_17, 3, x_16);
-x_18 = l_Lean_mkAppStx___closed__9;
-x_19 = lean_array_push(x_18, x_1);
-x_20 = lean_array_push(x_19, x_2);
+x_18 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_7);
+x_19 = l_Lean_Meta_mkEqSymm___closed__5;
+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_Meta_mkCongrFun___closed__2;
-x_22 = l_Lean_Meta_mkEqSymm___closed__3;
-x_23 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_23, 0, x_21);
-lean_ctor_set(x_23, 1, x_22);
-lean_ctor_set(x_23, 2, x_20);
-lean_ctor_set(x_23, 3, x_17);
+x_22 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_20);
+lean_ctor_set(x_22, 2, x_17);
 lean_ctor_set_tag(x_5, 1);
-lean_ctor_set(x_5, 0, x_23);
+lean_ctor_set(x_5, 0, x_22);
 return x_5;
 }
 else
 {
-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_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
 lean_free_object(x_5);
-x_24 = l_Lean_Expr_appFn_x21(x_7);
-x_25 = l_Lean_Expr_appFn_x21(x_24);
-x_26 = l_Lean_Expr_appArg_x21(x_25);
-lean_dec(x_25);
-x_27 = l_Lean_Expr_appArg_x21(x_24);
+x_23 = l_Lean_Expr_appFn_x21(x_7);
+x_24 = l_Lean_Expr_appFn_x21(x_23);
+x_25 = l_Lean_Expr_appArg_x21(x_24);
 lean_dec(x_24);
-x_28 = l_Lean_Expr_appArg_x21(x_7);
-lean_dec(x_7);
+x_26 = l_Lean_Expr_appArg_x21(x_23);
+lean_dec(x_23);
+x_27 = l_Lean_Expr_appArg_x21(x_7);
 lean_inc(x_3);
-x_29 = l_Lean_Meta_whnfD(x_26, x_3, x_8);
-if (lean_obj_tag(x_29) == 0)
+x_28 = l_Lean_Meta_whnfD(x_25, x_3, x_8);
+if (lean_obj_tag(x_28) == 0)
 {
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_30 = lean_ctor_get(x_29, 0);
+lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_29 = lean_ctor_get(x_28, 0);
+lean_inc(x_29);
+x_30 = lean_ctor_get(x_28, 1);
 lean_inc(x_30);
-x_31 = lean_ctor_get(x_29, 1);
-lean_inc(x_31);
-if (lean_is_exclusive(x_29)) {
- lean_ctor_release(x_29, 0);
- lean_ctor_release(x_29, 1);
- x_32 = x_29;
+if (lean_is_exclusive(x_28)) {
+ lean_ctor_release(x_28, 0);
+ lean_ctor_release(x_28, 1);
+ x_31 = x_28;
 } else {
- lean_dec_ref(x_29);
- x_32 = lean_box(0);
+ lean_dec_ref(x_28);
+ x_31 = lean_box(0);
 }
-if (lean_obj_tag(x_30) == 7)
+if (lean_obj_tag(x_29) == 7)
 {
-lean_object* x_48; lean_object* x_49; lean_object* x_50; uint8_t x_51; lean_object* x_52; lean_object* x_53; 
-lean_dec(x_32);
-x_48 = lean_ctor_get(x_30, 0);
+lean_object* x_46; lean_object* x_47; lean_object* x_48; uint8_t x_49; lean_object* x_50; lean_object* x_51; 
+lean_dec(x_31);
+lean_dec(x_7);
+x_46 = lean_ctor_get(x_29, 0);
+lean_inc(x_46);
+x_47 = lean_ctor_get(x_29, 1);
+lean_inc(x_47);
+x_48 = lean_ctor_get(x_29, 2);
 lean_inc(x_48);
-x_49 = lean_ctor_get(x_30, 1);
-lean_inc(x_49);
-x_50 = lean_ctor_get(x_30, 2);
-lean_inc(x_50);
-lean_dec(x_30);
-x_51 = 0;
-lean_inc(x_49);
-x_52 = l_Lean_mkLambda(x_48, x_51, x_49, x_50);
-lean_dec(x_48);
-lean_inc(x_3);
-lean_inc(x_49);
-x_53 = l_Lean_Meta_getLevel(x_49, x_3, x_31);
-if (lean_obj_tag(x_53) == 0)
-{
-lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; 
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-x_55 = lean_ctor_get(x_53, 1);
-lean_inc(x_55);
-lean_dec(x_53);
-lean_inc(x_2);
-lean_inc(x_52);
-x_56 = l_Lean_mkApp(x_52, x_2);
-x_57 = l_Lean_Meta_getLevel(x_56, x_3, x_55);
-if (lean_obj_tag(x_57) == 0)
-{
-uint8_t x_58; 
-x_58 = !lean_is_exclusive(x_57);
-if (x_58 == 0)
-{
-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; 
-x_59 = lean_ctor_get(x_57, 0);
-x_60 = lean_box(0);
-x_61 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_61, 0, x_59);
-lean_ctor_set(x_61, 1, x_60);
-x_62 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_62, 0, x_54);
-lean_ctor_set(x_62, 1, x_61);
-x_63 = l_Lean_Meta_mkCongrFun___closed__2;
-x_64 = l_Lean_mkConst(x_63, x_62);
-x_65 = l_Lean_mkApp6(x_64, x_49, x_52, x_27, x_28, x_1, x_2);
-lean_ctor_set(x_57, 0, x_65);
-return x_57;
-}
-else
-{
-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_66 = lean_ctor_get(x_57, 0);
-x_67 = lean_ctor_get(x_57, 1);
-lean_inc(x_67);
-lean_inc(x_66);
-lean_dec(x_57);
-x_68 = lean_box(0);
-x_69 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_69, 0, x_66);
-lean_ctor_set(x_69, 1, x_68);
-x_70 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_70, 0, x_54);
-lean_ctor_set(x_70, 1, x_69);
-x_71 = l_Lean_Meta_mkCongrFun___closed__2;
-x_72 = l_Lean_mkConst(x_71, x_70);
-x_73 = l_Lean_mkApp6(x_72, x_49, x_52, x_27, x_28, x_1, x_2);
-x_74 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_74, 0, x_73);
-lean_ctor_set(x_74, 1, x_67);
-return x_74;
-}
-}
-else
-{
-uint8_t x_75; 
-lean_dec(x_54);
-lean_dec(x_52);
-lean_dec(x_49);
-lean_dec(x_28);
-lean_dec(x_27);
-lean_dec(x_2);
-lean_dec(x_1);
-x_75 = !lean_is_exclusive(x_57);
-if (x_75 == 0)
-{
-return x_57;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_76 = lean_ctor_get(x_57, 0);
-x_77 = lean_ctor_get(x_57, 1);
-lean_inc(x_77);
-lean_inc(x_76);
-lean_dec(x_57);
-x_78 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_78, 0, x_76);
-lean_ctor_set(x_78, 1, x_77);
-return x_78;
-}
-}
-}
-else
-{
-uint8_t x_79; 
-lean_dec(x_52);
-lean_dec(x_49);
-lean_dec(x_28);
-lean_dec(x_27);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_79 = !lean_is_exclusive(x_53);
-if (x_79 == 0)
-{
-return x_53;
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; 
-x_80 = lean_ctor_get(x_53, 0);
-x_81 = lean_ctor_get(x_53, 1);
-lean_inc(x_81);
-lean_inc(x_80);
-lean_dec(x_53);
-x_82 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_82, 0, x_80);
-lean_ctor_set(x_82, 1, x_81);
-return x_82;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_dec(x_30);
-lean_dec(x_28);
-lean_dec(x_27);
-x_83 = lean_box(0);
-x_33 = x_83;
-goto block_47;
-}
-block_47:
-{
-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; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-lean_dec(x_33);
-x_34 = lean_ctor_get(x_31, 0);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_31, 1);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_3, 1);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_3, 0);
-lean_inc(x_37);
-lean_dec(x_3);
-x_38 = lean_ctor_get(x_37, 0);
-lean_inc(x_38);
-lean_dec(x_37);
-x_39 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_39, 0, x_34);
-lean_ctor_set(x_39, 1, x_35);
-lean_ctor_set(x_39, 2, x_36);
-lean_ctor_set(x_39, 3, x_38);
-x_40 = l_Lean_mkAppStx___closed__9;
-x_41 = lean_array_push(x_40, x_1);
-x_42 = lean_array_push(x_41, x_2);
-x_43 = l_Lean_Meta_mkCongrFun___closed__2;
-x_44 = l_Lean_Meta_mkCongrFun___closed__3;
-x_45 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_45, 0, x_43);
-lean_ctor_set(x_45, 1, x_44);
-lean_ctor_set(x_45, 2, x_42);
-lean_ctor_set(x_45, 3, x_39);
-if (lean_is_scalar(x_32)) {
- x_46 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_46 = x_32;
- lean_ctor_set_tag(x_46, 1);
-}
-lean_ctor_set(x_46, 0, x_45);
-lean_ctor_set(x_46, 1, x_31);
-return x_46;
-}
-}
-else
-{
-uint8_t x_84; 
-lean_dec(x_28);
-lean_dec(x_27);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_84 = !lean_is_exclusive(x_29);
-if (x_84 == 0)
-{
-return x_29;
-}
-else
-{
-lean_object* x_85; lean_object* x_86; lean_object* x_87; 
-x_85 = lean_ctor_get(x_29, 0);
-x_86 = lean_ctor_get(x_29, 1);
-lean_inc(x_86);
-lean_inc(x_85);
 lean_dec(x_29);
-x_87 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_87, 0, x_85);
-lean_ctor_set(x_87, 1, x_86);
-return x_87;
+x_49 = 0;
+lean_inc(x_47);
+x_50 = l_Lean_mkLambda(x_46, x_49, x_47, x_48);
+lean_dec(x_46);
+lean_inc(x_3);
+lean_inc(x_47);
+x_51 = l_Lean_Meta_getLevel(x_47, x_3, x_30);
+if (lean_obj_tag(x_51) == 0)
+{
+lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_ctor_get(x_51, 1);
+lean_inc(x_53);
+lean_dec(x_51);
+lean_inc(x_2);
+lean_inc(x_50);
+x_54 = l_Lean_mkApp(x_50, x_2);
+x_55 = l_Lean_Meta_getLevel(x_54, x_3, x_53);
+if (lean_obj_tag(x_55) == 0)
+{
+uint8_t x_56; 
+x_56 = !lean_is_exclusive(x_55);
+if (x_56 == 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_55, 0);
+x_58 = lean_box(0);
+x_59 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_59, 0, x_57);
+lean_ctor_set(x_59, 1, x_58);
+x_60 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_60, 0, x_52);
+lean_ctor_set(x_60, 1, x_59);
+x_61 = l_Lean_Meta_mkCongrFun___closed__2;
+x_62 = l_Lean_mkConst(x_61, x_60);
+x_63 = l_Lean_mkApp6(x_62, x_47, x_50, x_26, x_27, x_1, x_2);
+lean_ctor_set(x_55, 0, x_63);
+return x_55;
 }
+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; 
+x_64 = lean_ctor_get(x_55, 0);
+x_65 = lean_ctor_get(x_55, 1);
+lean_inc(x_65);
+lean_inc(x_64);
+lean_dec(x_55);
+x_66 = lean_box(0);
+x_67 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_67, 0, x_64);
+lean_ctor_set(x_67, 1, x_66);
+x_68 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_68, 0, x_52);
+lean_ctor_set(x_68, 1, x_67);
+x_69 = l_Lean_Meta_mkCongrFun___closed__2;
+x_70 = l_Lean_mkConst(x_69, x_68);
+x_71 = l_Lean_mkApp6(x_70, x_47, x_50, x_26, x_27, x_1, x_2);
+x_72 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_72, 0, x_71);
+lean_ctor_set(x_72, 1, x_65);
+return x_72;
+}
+}
+else
+{
+uint8_t x_73; 
+lean_dec(x_52);
+lean_dec(x_50);
+lean_dec(x_47);
+lean_dec(x_27);
+lean_dec(x_26);
+lean_dec(x_2);
+lean_dec(x_1);
+x_73 = !lean_is_exclusive(x_55);
+if (x_73 == 0)
+{
+return x_55;
+}
+else
+{
+lean_object* x_74; lean_object* x_75; lean_object* x_76; 
+x_74 = lean_ctor_get(x_55, 0);
+x_75 = lean_ctor_get(x_55, 1);
+lean_inc(x_75);
+lean_inc(x_74);
+lean_dec(x_55);
+x_76 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_76, 0, x_74);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
 }
 }
 }
 else
 {
-lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; uint8_t x_92; 
-x_88 = lean_ctor_get(x_5, 0);
-x_89 = lean_ctor_get(x_5, 1);
-lean_inc(x_89);
-lean_inc(x_88);
-lean_dec(x_5);
-x_90 = l_Lean_Expr_eq_x3f___closed__2;
-x_91 = lean_unsigned_to_nat(3u);
-x_92 = l_Lean_Expr_isAppOfArity___main(x_88, x_90, x_91);
-if (x_92 == 0)
-{
-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_dec(x_88);
-x_93 = lean_ctor_get(x_89, 0);
-lean_inc(x_93);
-x_94 = lean_ctor_get(x_89, 1);
-lean_inc(x_94);
-x_95 = lean_ctor_get(x_3, 1);
-lean_inc(x_95);
-x_96 = lean_ctor_get(x_3, 0);
-lean_inc(x_96);
+uint8_t x_77; 
+lean_dec(x_50);
+lean_dec(x_47);
+lean_dec(x_27);
+lean_dec(x_26);
 lean_dec(x_3);
-x_97 = lean_ctor_get(x_96, 0);
-lean_inc(x_97);
-lean_dec(x_96);
-x_98 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_98, 0, x_93);
-lean_ctor_set(x_98, 1, x_94);
-lean_ctor_set(x_98, 2, x_95);
-lean_ctor_set(x_98, 3, x_97);
-x_99 = l_Lean_mkAppStx___closed__9;
-x_100 = lean_array_push(x_99, x_1);
-x_101 = lean_array_push(x_100, x_2);
-x_102 = l_Lean_Meta_mkCongrFun___closed__2;
-x_103 = l_Lean_Meta_mkEqSymm___closed__3;
-x_104 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_104, 0, x_102);
-lean_ctor_set(x_104, 1, x_103);
-lean_ctor_set(x_104, 2, x_101);
-lean_ctor_set(x_104, 3, x_98);
-x_105 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_105, 0, x_104);
-lean_ctor_set(x_105, 1, x_89);
-return x_105;
+lean_dec(x_2);
+lean_dec(x_1);
+x_77 = !lean_is_exclusive(x_51);
+if (x_77 == 0)
+{
+return x_51;
 }
 else
 {
-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_106 = l_Lean_Expr_appFn_x21(x_88);
-x_107 = l_Lean_Expr_appFn_x21(x_106);
-x_108 = l_Lean_Expr_appArg_x21(x_107);
-lean_dec(x_107);
-x_109 = l_Lean_Expr_appArg_x21(x_106);
-lean_dec(x_106);
-x_110 = l_Lean_Expr_appArg_x21(x_88);
-lean_dec(x_88);
-lean_inc(x_3);
-x_111 = l_Lean_Meta_whnfD(x_108, x_3, x_89);
-if (lean_obj_tag(x_111) == 0)
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
-x_112 = lean_ctor_get(x_111, 0);
-lean_inc(x_112);
-x_113 = lean_ctor_get(x_111, 1);
-lean_inc(x_113);
-if (lean_is_exclusive(x_111)) {
- lean_ctor_release(x_111, 0);
- lean_ctor_release(x_111, 1);
- x_114 = x_111;
-} else {
- lean_dec_ref(x_111);
- x_114 = lean_box(0);
+lean_object* x_78; lean_object* x_79; lean_object* x_80; 
+x_78 = lean_ctor_get(x_51, 0);
+x_79 = lean_ctor_get(x_51, 1);
+lean_inc(x_79);
+lean_inc(x_78);
+lean_dec(x_51);
+x_80 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_80, 0, x_78);
+lean_ctor_set(x_80, 1, x_79);
+return x_80;
 }
-if (lean_obj_tag(x_112) == 7)
+}
+}
+else
 {
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_135; 
-lean_dec(x_114);
-x_130 = lean_ctor_get(x_112, 0);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_112, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_112, 2);
-lean_inc(x_132);
-lean_dec(x_112);
-x_133 = 0;
-lean_inc(x_131);
-x_134 = l_Lean_mkLambda(x_130, x_133, x_131, x_132);
-lean_dec(x_130);
+lean_object* x_81; 
+lean_dec(x_29);
+lean_dec(x_27);
+lean_dec(x_26);
+lean_dec(x_2);
+x_81 = lean_box(0);
+x_32 = x_81;
+goto block_45;
+}
+block_45:
+{
+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; lean_object* x_43; lean_object* x_44; 
+lean_dec(x_32);
+x_33 = lean_ctor_get(x_30, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_30, 1);
+lean_inc(x_34);
+x_35 = lean_ctor_get(x_3, 1);
+lean_inc(x_35);
+x_36 = lean_ctor_get(x_3, 0);
+lean_inc(x_36);
+lean_dec(x_3);
+x_37 = lean_ctor_get(x_36, 0);
+lean_inc(x_37);
+lean_dec(x_36);
+x_38 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_38, 0, x_33);
+lean_ctor_set(x_38, 1, x_34);
+lean_ctor_set(x_38, 2, x_35);
+lean_ctor_set(x_38, 3, x_37);
+x_39 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_7);
+x_40 = l_Lean_Meta_mkCongrFun___closed__5;
+x_41 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_41, 0, x_40);
+lean_ctor_set(x_41, 1, x_39);
+x_42 = l_Lean_Meta_mkCongrFun___closed__2;
+x_43 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_43, 0, x_42);
+lean_ctor_set(x_43, 1, x_41);
+lean_ctor_set(x_43, 2, x_38);
+if (lean_is_scalar(x_31)) {
+ x_44 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_44 = x_31;
+ lean_ctor_set_tag(x_44, 1);
+}
+lean_ctor_set(x_44, 0, x_43);
+lean_ctor_set(x_44, 1, x_30);
+return x_44;
+}
+}
+else
+{
+uint8_t x_82; 
+lean_dec(x_27);
+lean_dec(x_26);
+lean_dec(x_7);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_82 = !lean_is_exclusive(x_28);
+if (x_82 == 0)
+{
+return x_28;
+}
+else
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_83 = lean_ctor_get(x_28, 0);
+x_84 = lean_ctor_get(x_28, 1);
+lean_inc(x_84);
+lean_inc(x_83);
+lean_dec(x_28);
+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_object* x_87; lean_object* x_88; lean_object* x_89; uint8_t x_90; 
+x_86 = lean_ctor_get(x_5, 0);
+x_87 = lean_ctor_get(x_5, 1);
+lean_inc(x_87);
+lean_inc(x_86);
+lean_dec(x_5);
+x_88 = l_Lean_Expr_eq_x3f___closed__2;
+x_89 = lean_unsigned_to_nat(3u);
+x_90 = l_Lean_Expr_isAppOfArity___main(x_86, x_88, x_89);
+if (x_90 == 0)
+{
+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_2);
+x_91 = lean_ctor_get(x_87, 0);
+lean_inc(x_91);
+x_92 = lean_ctor_get(x_87, 1);
+lean_inc(x_92);
+x_93 = lean_ctor_get(x_3, 1);
+lean_inc(x_93);
+x_94 = lean_ctor_get(x_3, 0);
+lean_inc(x_94);
+lean_dec(x_3);
+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___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_86);
+x_98 = l_Lean_Meta_mkEqSymm___closed__5;
+x_99 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_99, 0, x_98);
+lean_ctor_set(x_99, 1, x_97);
+x_100 = l_Lean_Meta_mkCongrFun___closed__2;
+x_101 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_101, 0, x_100);
+lean_ctor_set(x_101, 1, x_99);
+lean_ctor_set(x_101, 2, x_96);
+x_102 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_102, 0, x_101);
+lean_ctor_set(x_102, 1, x_87);
+return x_102;
+}
+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; 
+x_103 = l_Lean_Expr_appFn_x21(x_86);
+x_104 = l_Lean_Expr_appFn_x21(x_103);
+x_105 = l_Lean_Expr_appArg_x21(x_104);
+lean_dec(x_104);
+x_106 = l_Lean_Expr_appArg_x21(x_103);
+lean_dec(x_103);
+x_107 = l_Lean_Expr_appArg_x21(x_86);
 lean_inc(x_3);
-lean_inc(x_131);
-x_135 = l_Lean_Meta_getLevel(x_131, x_3, x_113);
+x_108 = l_Lean_Meta_whnfD(x_105, x_3, x_87);
+if (lean_obj_tag(x_108) == 0)
+{
+lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; 
+x_109 = lean_ctor_get(x_108, 0);
+lean_inc(x_109);
+x_110 = lean_ctor_get(x_108, 1);
+lean_inc(x_110);
+if (lean_is_exclusive(x_108)) {
+ lean_ctor_release(x_108, 0);
+ lean_ctor_release(x_108, 1);
+ x_111 = x_108;
+} else {
+ lean_dec_ref(x_108);
+ x_111 = lean_box(0);
+}
+if (lean_obj_tag(x_109) == 7)
+{
+lean_object* x_126; lean_object* x_127; lean_object* x_128; uint8_t x_129; lean_object* x_130; lean_object* x_131; 
+lean_dec(x_111);
+lean_dec(x_86);
+x_126 = lean_ctor_get(x_109, 0);
+lean_inc(x_126);
+x_127 = lean_ctor_get(x_109, 1);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_109, 2);
+lean_inc(x_128);
+lean_dec(x_109);
+x_129 = 0;
+lean_inc(x_127);
+x_130 = l_Lean_mkLambda(x_126, x_129, x_127, x_128);
+lean_dec(x_126);
+lean_inc(x_3);
+lean_inc(x_127);
+x_131 = l_Lean_Meta_getLevel(x_127, x_3, x_110);
+if (lean_obj_tag(x_131) == 0)
+{
+lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; 
+x_132 = lean_ctor_get(x_131, 0);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_131, 1);
+lean_inc(x_133);
+lean_dec(x_131);
+lean_inc(x_2);
+lean_inc(x_130);
+x_134 = l_Lean_mkApp(x_130, x_2);
+x_135 = l_Lean_Meta_getLevel(x_134, x_3, x_133);
 if (lean_obj_tag(x_135) == 0)
 {
-lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; 
+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_136 = lean_ctor_get(x_135, 0);
 lean_inc(x_136);
 x_137 = lean_ctor_get(x_135, 1);
 lean_inc(x_137);
-lean_dec(x_135);
-lean_inc(x_2);
-lean_inc(x_134);
-x_138 = l_Lean_mkApp(x_134, x_2);
-x_139 = l_Lean_Meta_getLevel(x_138, x_3, x_137);
-if (lean_obj_tag(x_139) == 0)
+if (lean_is_exclusive(x_135)) {
+ lean_ctor_release(x_135, 0);
+ lean_ctor_release(x_135, 1);
+ x_138 = x_135;
+} else {
+ lean_dec_ref(x_135);
+ x_138 = lean_box(0);
+}
+x_139 = lean_box(0);
+x_140 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_140, 0, x_136);
+lean_ctor_set(x_140, 1, x_139);
+x_141 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_141, 0, x_132);
+lean_ctor_set(x_141, 1, x_140);
+x_142 = l_Lean_Meta_mkCongrFun___closed__2;
+x_143 = l_Lean_mkConst(x_142, x_141);
+x_144 = l_Lean_mkApp6(x_143, x_127, x_130, x_106, x_107, x_1, x_2);
+if (lean_is_scalar(x_138)) {
+ x_145 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_145 = x_138;
+}
+lean_ctor_set(x_145, 0, x_144);
+lean_ctor_set(x_145, 1, x_137);
+return x_145;
+}
+else
 {
-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; 
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_139, 1);
-lean_inc(x_141);
-if (lean_is_exclusive(x_139)) {
- lean_ctor_release(x_139, 0);
- lean_ctor_release(x_139, 1);
- x_142 = x_139;
+lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; 
+lean_dec(x_132);
+lean_dec(x_130);
+lean_dec(x_127);
+lean_dec(x_107);
+lean_dec(x_106);
+lean_dec(x_2);
+lean_dec(x_1);
+x_146 = lean_ctor_get(x_135, 0);
+lean_inc(x_146);
+x_147 = lean_ctor_get(x_135, 1);
+lean_inc(x_147);
+if (lean_is_exclusive(x_135)) {
+ lean_ctor_release(x_135, 0);
+ lean_ctor_release(x_135, 1);
+ x_148 = x_135;
 } else {
- lean_dec_ref(x_139);
- x_142 = lean_box(0);
+ lean_dec_ref(x_135);
+ x_148 = lean_box(0);
 }
-x_143 = lean_box(0);
-x_144 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_144, 0, x_140);
-lean_ctor_set(x_144, 1, x_143);
-x_145 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_145, 0, x_136);
-lean_ctor_set(x_145, 1, x_144);
-x_146 = l_Lean_Meta_mkCongrFun___closed__2;
-x_147 = l_Lean_mkConst(x_146, x_145);
-x_148 = l_Lean_mkApp6(x_147, x_131, x_134, x_109, x_110, x_1, x_2);
-if (lean_is_scalar(x_142)) {
- x_149 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_scalar(x_148)) {
+ x_149 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_149 = x_142;
+ x_149 = x_148;
 }
-lean_ctor_set(x_149, 0, x_148);
-lean_ctor_set(x_149, 1, x_141);
+lean_ctor_set(x_149, 0, x_146);
+lean_ctor_set(x_149, 1, x_147);
 return x_149;
 }
+}
 else
 {
 lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; 
-lean_dec(x_136);
-lean_dec(x_134);
-lean_dec(x_131);
-lean_dec(x_110);
-lean_dec(x_109);
+lean_dec(x_130);
+lean_dec(x_127);
+lean_dec(x_107);
+lean_dec(x_106);
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_150 = lean_ctor_get(x_139, 0);
+x_150 = lean_ctor_get(x_131, 0);
 lean_inc(x_150);
-x_151 = lean_ctor_get(x_139, 1);
+x_151 = lean_ctor_get(x_131, 1);
 lean_inc(x_151);
-if (lean_is_exclusive(x_139)) {
- lean_ctor_release(x_139, 0);
- lean_ctor_release(x_139, 1);
- x_152 = x_139;
+if (lean_is_exclusive(x_131)) {
+ lean_ctor_release(x_131, 0);
+ lean_ctor_release(x_131, 1);
+ x_152 = x_131;
 } else {
- lean_dec_ref(x_139);
+ lean_dec_ref(x_131);
  x_152 = lean_box(0);
 }
 if (lean_is_scalar(x_152)) {
@@ -4096,143 +4400,113 @@ return x_153;
 }
 else
 {
-lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; 
-lean_dec(x_134);
-lean_dec(x_131);
-lean_dec(x_110);
+lean_object* x_154; 
 lean_dec(x_109);
-lean_dec(x_3);
+lean_dec(x_107);
+lean_dec(x_106);
 lean_dec(x_2);
-lean_dec(x_1);
-x_154 = lean_ctor_get(x_135, 0);
-lean_inc(x_154);
-x_155 = lean_ctor_get(x_135, 1);
-lean_inc(x_155);
-if (lean_is_exclusive(x_135)) {
- lean_ctor_release(x_135, 0);
- lean_ctor_release(x_135, 1);
- x_156 = x_135;
-} else {
- lean_dec_ref(x_135);
- x_156 = lean_box(0);
+x_154 = lean_box(0);
+x_112 = x_154;
+goto block_125;
 }
-if (lean_is_scalar(x_156)) {
- x_157 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_157 = x_156;
-}
-lean_ctor_set(x_157, 0, x_154);
-lean_ctor_set(x_157, 1, x_155);
-return x_157;
-}
-}
-else
+block_125:
 {
-lean_object* x_158; 
+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; 
 lean_dec(x_112);
-lean_dec(x_110);
-lean_dec(x_109);
-x_158 = lean_box(0);
-x_115 = x_158;
-goto block_129;
-}
-block_129:
-{
-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; lean_object* x_127; lean_object* x_128; 
-lean_dec(x_115);
-x_116 = lean_ctor_get(x_113, 0);
+x_113 = lean_ctor_get(x_110, 0);
+lean_inc(x_113);
+x_114 = lean_ctor_get(x_110, 1);
+lean_inc(x_114);
+x_115 = lean_ctor_get(x_3, 1);
+lean_inc(x_115);
+x_116 = lean_ctor_get(x_3, 0);
 lean_inc(x_116);
-x_117 = lean_ctor_get(x_113, 1);
+lean_dec(x_3);
+x_117 = lean_ctor_get(x_116, 0);
 lean_inc(x_117);
-x_118 = lean_ctor_get(x_3, 1);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_3, 0);
-lean_inc(x_119);
-lean_dec(x_3);
-x_120 = lean_ctor_get(x_119, 0);
-lean_inc(x_120);
-lean_dec(x_119);
-x_121 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_121, 0, x_116);
-lean_ctor_set(x_121, 1, x_117);
-lean_ctor_set(x_121, 2, x_118);
-lean_ctor_set(x_121, 3, x_120);
-x_122 = l_Lean_mkAppStx___closed__9;
-x_123 = lean_array_push(x_122, x_1);
-x_124 = lean_array_push(x_123, x_2);
-x_125 = l_Lean_Meta_mkCongrFun___closed__2;
-x_126 = l_Lean_Meta_mkCongrFun___closed__3;
-x_127 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_127, 0, x_125);
-lean_ctor_set(x_127, 1, x_126);
-lean_ctor_set(x_127, 2, x_124);
-lean_ctor_set(x_127, 3, x_121);
-if (lean_is_scalar(x_114)) {
- x_128 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_116);
+x_118 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_118, 0, x_113);
+lean_ctor_set(x_118, 1, x_114);
+lean_ctor_set(x_118, 2, x_115);
+lean_ctor_set(x_118, 3, x_117);
+x_119 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_86);
+x_120 = l_Lean_Meta_mkCongrFun___closed__5;
+x_121 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_121, 0, x_120);
+lean_ctor_set(x_121, 1, x_119);
+x_122 = l_Lean_Meta_mkCongrFun___closed__2;
+x_123 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_123, 0, x_122);
+lean_ctor_set(x_123, 1, x_121);
+lean_ctor_set(x_123, 2, x_118);
+if (lean_is_scalar(x_111)) {
+ x_124 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_128 = x_114;
- lean_ctor_set_tag(x_128, 1);
+ x_124 = x_111;
+ lean_ctor_set_tag(x_124, 1);
 }
-lean_ctor_set(x_128, 0, x_127);
-lean_ctor_set(x_128, 1, x_113);
-return x_128;
+lean_ctor_set(x_124, 0, x_123);
+lean_ctor_set(x_124, 1, x_110);
+return x_124;
 }
 }
 else
 {
-lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; 
-lean_dec(x_110);
-lean_dec(x_109);
+lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; 
+lean_dec(x_107);
+lean_dec(x_106);
+lean_dec(x_86);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_159 = lean_ctor_get(x_111, 0);
-lean_inc(x_159);
-x_160 = lean_ctor_get(x_111, 1);
-lean_inc(x_160);
-if (lean_is_exclusive(x_111)) {
- lean_ctor_release(x_111, 0);
- lean_ctor_release(x_111, 1);
- x_161 = x_111;
+x_155 = lean_ctor_get(x_108, 0);
+lean_inc(x_155);
+x_156 = lean_ctor_get(x_108, 1);
+lean_inc(x_156);
+if (lean_is_exclusive(x_108)) {
+ lean_ctor_release(x_108, 0);
+ lean_ctor_release(x_108, 1);
+ x_157 = x_108;
 } else {
- lean_dec_ref(x_111);
- x_161 = lean_box(0);
+ lean_dec_ref(x_108);
+ x_157 = lean_box(0);
 }
-if (lean_is_scalar(x_161)) {
- x_162 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_157)) {
+ x_158 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_162 = x_161;
+ x_158 = x_157;
 }
-lean_ctor_set(x_162, 0, x_159);
-lean_ctor_set(x_162, 1, x_160);
-return x_162;
+lean_ctor_set(x_158, 0, x_155);
+lean_ctor_set(x_158, 1, x_156);
+return x_158;
 }
 }
 }
 }
 else
 {
-uint8_t x_163; 
+uint8_t x_159; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_163 = !lean_is_exclusive(x_5);
-if (x_163 == 0)
+x_159 = !lean_is_exclusive(x_5);
+if (x_159 == 0)
 {
 return x_5;
 }
 else
 {
-lean_object* x_164; lean_object* x_165; lean_object* x_166; 
-x_164 = lean_ctor_get(x_5, 0);
-x_165 = lean_ctor_get(x_5, 1);
-lean_inc(x_165);
-lean_inc(x_164);
+lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+x_160 = lean_ctor_get(x_5, 0);
+x_161 = lean_ctor_get(x_5, 1);
+lean_inc(x_161);
+lean_inc(x_160);
 lean_dec(x_5);
-x_166 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_166, 0, x_164);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
+x_162 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_162, 0, x_160);
+lean_ctor_set(x_162, 1, x_161);
+return x_162;
 }
 }
 }
@@ -4264,157 +4538,191 @@ lean_inc(x_1);
 x_5 = l___private_Lean_Meta_AppBuilder_1__infer(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_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
 x_6 = lean_ctor_get(x_5, 0);
 lean_inc(x_6);
 x_7 = lean_ctor_get(x_5, 1);
 lean_inc(x_7);
-lean_dec(x_5);
+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);
+}
 lean_inc(x_3);
 lean_inc(x_2);
-x_8 = l___private_Lean_Meta_AppBuilder_1__infer(x_2, x_3, x_7);
-if (lean_obj_tag(x_8) == 0)
+x_9 = l___private_Lean_Meta_AppBuilder_1__infer(x_2, x_3, x_7);
+if (lean_obj_tag(x_9) == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_27; lean_object* x_28; lean_object* x_96; lean_object* x_97; uint8_t x_98; uint8_t x_99; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-x_10 = lean_ctor_get(x_8, 1);
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_92; lean_object* x_124; lean_object* x_125; uint8_t x_126; uint8_t x_127; 
+x_10 = lean_ctor_get(x_9, 0);
 lean_inc(x_10);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- lean_ctor_release(x_8, 1);
- x_11 = x_8;
+x_11 = lean_ctor_get(x_9, 1);
+lean_inc(x_11);
+if (lean_is_exclusive(x_9)) {
+ lean_ctor_release(x_9, 0);
+ lean_ctor_release(x_9, 1);
+ x_12 = x_9;
 } else {
- lean_dec_ref(x_8);
- x_11 = lean_box(0);
+ lean_dec_ref(x_9);
+ x_12 = lean_box(0);
 }
-x_96 = l_Lean_Expr_eq_x3f___closed__2;
-x_97 = lean_unsigned_to_nat(3u);
-x_98 = l_Lean_Expr_isAppOfArity___main(x_6, x_96, x_97);
-x_99 = l_Lean_Expr_isAppOfArity___main(x_9, x_96, x_97);
-if (x_98 == 0)
+x_124 = l_Lean_Expr_eq_x3f___closed__2;
+x_125 = lean_unsigned_to_nat(3u);
+x_126 = l_Lean_Expr_isAppOfArity___main(x_6, x_124, x_125);
+x_127 = l_Lean_Expr_isAppOfArity___main(x_10, x_124, x_125);
+if (x_126 == 0)
 {
-lean_object* x_100; 
-lean_dec(x_9);
-lean_dec(x_6);
-x_100 = lean_box(0);
-x_12 = x_100;
-goto block_26;
-}
-else
+if (x_127 == 0)
 {
-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; 
-x_101 = l_Lean_Expr_appFn_x21(x_6);
-x_102 = l_Lean_Expr_appFn_x21(x_101);
-x_103 = l_Lean_Expr_appArg_x21(x_102);
-lean_dec(x_102);
-x_104 = l_Lean_Expr_appArg_x21(x_101);
-lean_dec(x_101);
-x_105 = l_Lean_Expr_appArg_x21(x_6);
-lean_dec(x_6);
-x_106 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_106, 0, x_104);
-lean_ctor_set(x_106, 1, x_105);
-x_107 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_107, 0, x_103);
-lean_ctor_set(x_107, 1, x_106);
-if (x_99 == 0)
-{
-lean_object* x_108; 
-lean_dec(x_9);
-x_108 = lean_box(0);
-x_27 = x_108;
-x_28 = x_107;
-goto block_95;
-}
-else
-{
-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_109 = l_Lean_Expr_appFn_x21(x_9);
-x_110 = l_Lean_Expr_appFn_x21(x_109);
-x_111 = l_Lean_Expr_appArg_x21(x_110);
-lean_dec(x_110);
-x_112 = l_Lean_Expr_appArg_x21(x_109);
-lean_dec(x_109);
-x_113 = l_Lean_Expr_appArg_x21(x_9);
-lean_dec(x_9);
-x_114 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_114, 0, x_112);
-lean_ctor_set(x_114, 1, x_113);
-x_115 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_115, 0, x_111);
-lean_ctor_set(x_115, 1, x_114);
-x_116 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_116, 0, x_115);
-x_27 = x_116;
-x_28 = x_107;
-goto block_95;
-}
-}
-block_26:
-{
-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; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+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_dec(x_12);
-x_13 = lean_ctor_get(x_10, 0);
-lean_inc(x_13);
-x_14 = lean_ctor_get(x_10, 1);
-lean_inc(x_14);
-x_15 = lean_ctor_get(x_3, 1);
-lean_inc(x_15);
-x_16 = lean_ctor_get(x_3, 0);
-lean_inc(x_16);
+lean_dec(x_10);
+lean_dec(x_8);
+lean_dec(x_2);
+x_128 = lean_ctor_get(x_11, 0);
+lean_inc(x_128);
+x_129 = lean_ctor_get(x_11, 1);
+lean_inc(x_129);
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 0);
+lean_inc(x_131);
 lean_dec(x_3);
-x_17 = lean_ctor_get(x_16, 0);
-lean_inc(x_17);
-lean_dec(x_16);
-x_18 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_18, 0, x_13);
-lean_ctor_set(x_18, 1, x_14);
-lean_ctor_set(x_18, 2, x_15);
-lean_ctor_set(x_18, 3, x_17);
-x_19 = l_Lean_mkAppStx___closed__9;
-x_20 = lean_array_push(x_19, x_1);
-x_21 = lean_array_push(x_20, x_2);
-x_22 = l_Lean_Meta_mkCongr___closed__2;
-x_23 = l_Lean_Meta_mkEqSymm___closed__3;
-x_24 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-lean_ctor_set(x_24, 2, x_21);
-lean_ctor_set(x_24, 3, x_18);
-if (lean_is_scalar(x_11)) {
- x_25 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_25 = x_11;
- lean_ctor_set_tag(x_25, 1);
+x_132 = lean_ctor_get(x_131, 0);
+lean_inc(x_132);
+lean_dec(x_131);
+x_133 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_133, 0, x_128);
+lean_ctor_set(x_133, 1, x_129);
+lean_ctor_set(x_133, 2, x_130);
+lean_ctor_set(x_133, 3, x_132);
+x_134 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_6);
+x_135 = l_Lean_Meta_mkEqSymm___closed__5;
+x_136 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_136, 0, x_135);
+lean_ctor_set(x_136, 1, x_134);
+x_137 = l_Lean_Meta_mkCongr___closed__2;
+x_138 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_138, 0, x_137);
+lean_ctor_set(x_138, 1, x_136);
+lean_ctor_set(x_138, 2, x_133);
+x_139 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_139, 0, x_138);
+lean_ctor_set(x_139, 1, x_11);
+return x_139;
 }
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_10);
-return x_25;
-}
-block_95:
+else
 {
-lean_object* x_29; 
+lean_object* x_140; 
+x_140 = lean_box(0);
+x_92 = x_140;
+goto block_123;
+}
+}
+else
+{
+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; 
+x_141 = l_Lean_Expr_appFn_x21(x_6);
+x_142 = l_Lean_Expr_appFn_x21(x_141);
+x_143 = l_Lean_Expr_appArg_x21(x_142);
+lean_dec(x_142);
+x_144 = l_Lean_Expr_appArg_x21(x_141);
+lean_dec(x_141);
+x_145 = l_Lean_Expr_appArg_x21(x_6);
+x_146 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_146, 0, x_144);
+lean_ctor_set(x_146, 1, x_145);
+x_147 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_147, 0, x_143);
+lean_ctor_set(x_147, 1, x_146);
+if (x_127 == 0)
+{
+lean_object* x_148; 
+lean_dec(x_8);
+x_148 = lean_box(0);
+x_13 = x_148;
+x_14 = x_147;
+goto block_91;
+}
+else
+{
+lean_object* x_149; 
+x_149 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_149, 0, x_147);
+x_92 = x_149;
+goto block_123;
+}
+}
+block_91:
+{
+lean_object* x_15; 
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+if (lean_obj_tag(x_13) == 0)
+{
+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_object* x_26; lean_object* x_27; 
+lean_dec(x_15);
+lean_dec(x_14);
+lean_dec(x_6);
+lean_dec(x_1);
+x_16 = lean_ctor_get(x_11, 0);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_11, 1);
+lean_inc(x_17);
+x_18 = lean_ctor_get(x_3, 1);
+lean_inc(x_18);
+x_19 = lean_ctor_get(x_3, 0);
+lean_inc(x_19);
+lean_dec(x_3);
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+lean_dec(x_19);
+x_21 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_21, 0, x_16);
+lean_ctor_set(x_21, 1, x_17);
+lean_ctor_set(x_21, 2, x_18);
+lean_ctor_set(x_21, 3, x_20);
+x_22 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_10);
+x_23 = l_Lean_Meta_mkEqSymm___closed__5;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_23);
+lean_ctor_set(x_24, 1, x_22);
+x_25 = l_Lean_Meta_mkCongr___closed__2;
+x_26 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_24);
+lean_ctor_set(x_26, 2, x_21);
+if (lean_is_scalar(x_12)) {
+ x_27 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_27 = x_12;
+ lean_ctor_set_tag(x_27, 1);
+}
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_11);
+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; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+lean_dec(x_12);
+lean_dec(x_10);
+x_28 = lean_ctor_get(x_13, 0);
+lean_inc(x_28);
+lean_dec(x_13);
 x_29 = lean_ctor_get(x_28, 1);
 lean_inc(x_29);
-if (lean_obj_tag(x_27) == 0)
-{
-lean_object* x_30; 
-lean_dec(x_29);
-lean_dec(x_28);
-x_30 = lean_box(0);
-x_12 = x_30;
-goto block_26;
-}
-else
-{
-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_dec(x_11);
-x_31 = lean_ctor_get(x_27, 0);
+x_30 = lean_ctor_get(x_14, 0);
+lean_inc(x_30);
+lean_dec(x_14);
+x_31 = lean_ctor_get(x_15, 0);
 lean_inc(x_31);
-lean_dec(x_27);
-x_32 = lean_ctor_get(x_31, 1);
+x_32 = lean_ctor_get(x_15, 1);
 lean_inc(x_32);
+lean_dec(x_15);
 x_33 = lean_ctor_get(x_28, 0);
 lean_inc(x_33);
 lean_dec(x_28);
@@ -4423,125 +4731,150 @@ lean_inc(x_34);
 x_35 = lean_ctor_get(x_29, 1);
 lean_inc(x_35);
 lean_dec(x_29);
-x_36 = lean_ctor_get(x_31, 0);
-lean_inc(x_36);
-lean_dec(x_31);
-x_37 = lean_ctor_get(x_32, 0);
+lean_inc(x_3);
+x_36 = l_Lean_Meta_whnfD(x_30, x_3, x_11);
+if (lean_obj_tag(x_36) == 0)
+{
+lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_37 = lean_ctor_get(x_36, 0);
 lean_inc(x_37);
-x_38 = lean_ctor_get(x_32, 1);
+x_38 = lean_ctor_get(x_36, 1);
 lean_inc(x_38);
-lean_dec(x_32);
-lean_inc(x_3);
-x_39 = l_Lean_Meta_whnfD(x_33, x_3, x_10);
-if (lean_obj_tag(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_39, 0);
-lean_inc(x_40);
-x_41 = lean_ctor_get(x_39, 1);
-lean_inc(x_41);
-if (lean_is_exclusive(x_39)) {
- lean_ctor_release(x_39, 0);
- lean_ctor_release(x_39, 1);
- x_42 = x_39;
+if (lean_is_exclusive(x_36)) {
+ lean_ctor_release(x_36, 0);
+ lean_ctor_release(x_36, 1);
+ x_39 = x_36;
 } else {
- lean_dec_ref(x_39);
- x_42 = lean_box(0);
+ lean_dec_ref(x_36);
+ x_39 = lean_box(0);
 }
-if (lean_obj_tag(x_40) == 7)
+if (lean_obj_tag(x_37) == 7)
 {
-lean_object* x_58; uint8_t x_59; 
-x_58 = lean_ctor_get(x_40, 2);
-lean_inc(x_58);
-lean_dec(x_40);
-x_59 = l_Lean_Expr_hasLooseBVars(x_58);
-if (x_59 == 0)
+lean_object* x_54; uint8_t x_55; 
+x_54 = lean_ctor_get(x_37, 2);
+lean_inc(x_54);
+lean_dec(x_37);
+x_55 = l_Lean_Expr_hasLooseBVars(x_54);
+if (x_55 == 0)
 {
-lean_object* x_60; 
-lean_dec(x_42);
+lean_object* x_56; 
+lean_dec(x_39);
+lean_dec(x_6);
 lean_inc(x_3);
-lean_inc(x_36);
-x_60 = l_Lean_Meta_getLevel(x_36, x_3, x_41);
-if (lean_obj_tag(x_60) == 0)
+lean_inc(x_33);
+x_56 = l_Lean_Meta_getLevel(x_33, x_3, x_38);
+if (lean_obj_tag(x_56) == 0)
 {
-lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-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);
+lean_object* x_57; lean_object* x_58; lean_object* x_59; 
+x_57 = lean_ctor_get(x_56, 0);
+lean_inc(x_57);
+x_58 = lean_ctor_get(x_56, 1);
 lean_inc(x_58);
-x_63 = l_Lean_Meta_getLevel(x_58, x_3, x_62);
-if (lean_obj_tag(x_63) == 0)
+lean_dec(x_56);
+lean_inc(x_54);
+x_59 = l_Lean_Meta_getLevel(x_54, x_3, x_58);
+if (lean_obj_tag(x_59) == 0)
 {
-uint8_t x_64; 
-x_64 = !lean_is_exclusive(x_63);
-if (x_64 == 0)
+uint8_t x_60; 
+x_60 = !lean_is_exclusive(x_59);
+if (x_60 == 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; 
-x_65 = lean_ctor_get(x_63, 0);
-x_66 = lean_box(0);
-x_67 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_67, 0, x_65);
-lean_ctor_set(x_67, 1, x_66);
-x_68 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_68, 0, x_61);
-lean_ctor_set(x_68, 1, x_67);
-x_69 = l_Lean_Meta_mkCongr___closed__2;
-x_70 = l_Lean_mkConst(x_69, x_68);
-x_71 = l_Lean_mkApp8(x_70, x_36, x_58, x_34, x_35, x_37, x_38, x_1, x_2);
-lean_ctor_set(x_63, 0, x_71);
-return x_63;
+lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; 
+x_61 = lean_ctor_get(x_59, 0);
+x_62 = lean_box(0);
+x_63 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_63, 0, x_61);
+lean_ctor_set(x_63, 1, x_62);
+x_64 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_64, 0, x_57);
+lean_ctor_set(x_64, 1, x_63);
+x_65 = l_Lean_Meta_mkCongr___closed__2;
+x_66 = l_Lean_mkConst(x_65, x_64);
+x_67 = l_Lean_mkApp8(x_66, x_33, x_54, x_31, x_32, x_34, x_35, x_1, x_2);
+lean_ctor_set(x_59, 0, x_67);
+return x_59;
 }
 else
 {
-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; 
-x_72 = lean_ctor_get(x_63, 0);
-x_73 = lean_ctor_get(x_63, 1);
-lean_inc(x_73);
-lean_inc(x_72);
-lean_dec(x_63);
-x_74 = lean_box(0);
-x_75 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_75, 0, x_72);
-lean_ctor_set(x_75, 1, x_74);
-x_76 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_76, 0, x_61);
-lean_ctor_set(x_76, 1, x_75);
-x_77 = l_Lean_Meta_mkCongr___closed__2;
-x_78 = l_Lean_mkConst(x_77, x_76);
-x_79 = l_Lean_mkApp8(x_78, x_36, x_58, x_34, x_35, x_37, x_38, x_1, x_2);
-x_80 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_80, 0, x_79);
-lean_ctor_set(x_80, 1, x_73);
+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; 
+x_68 = lean_ctor_get(x_59, 0);
+x_69 = lean_ctor_get(x_59, 1);
+lean_inc(x_69);
+lean_inc(x_68);
+lean_dec(x_59);
+x_70 = lean_box(0);
+x_71 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_71, 0, x_68);
+lean_ctor_set(x_71, 1, x_70);
+x_72 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_72, 0, x_57);
+lean_ctor_set(x_72, 1, x_71);
+x_73 = l_Lean_Meta_mkCongr___closed__2;
+x_74 = l_Lean_mkConst(x_73, x_72);
+x_75 = l_Lean_mkApp8(x_74, x_33, x_54, x_31, x_32, x_34, x_35, x_1, x_2);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_75);
+lean_ctor_set(x_76, 1, x_69);
+return x_76;
+}
+}
+else
+{
+uint8_t x_77; 
+lean_dec(x_57);
+lean_dec(x_54);
+lean_dec(x_35);
+lean_dec(x_34);
+lean_dec(x_33);
+lean_dec(x_32);
+lean_dec(x_31);
+lean_dec(x_2);
+lean_dec(x_1);
+x_77 = !lean_is_exclusive(x_59);
+if (x_77 == 0)
+{
+return x_59;
+}
+else
+{
+lean_object* x_78; lean_object* x_79; lean_object* x_80; 
+x_78 = lean_ctor_get(x_59, 0);
+x_79 = lean_ctor_get(x_59, 1);
+lean_inc(x_79);
+lean_inc(x_78);
+lean_dec(x_59);
+x_80 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_80, 0, x_78);
+lean_ctor_set(x_80, 1, x_79);
 return x_80;
 }
 }
+}
 else
 {
 uint8_t x_81; 
-lean_dec(x_61);
-lean_dec(x_58);
-lean_dec(x_38);
-lean_dec(x_37);
-lean_dec(x_36);
+lean_dec(x_54);
 lean_dec(x_35);
 lean_dec(x_34);
+lean_dec(x_33);
+lean_dec(x_32);
+lean_dec(x_31);
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_81 = !lean_is_exclusive(x_63);
+x_81 = !lean_is_exclusive(x_56);
 if (x_81 == 0)
 {
-return x_63;
+return x_56;
 }
 else
 {
 lean_object* x_82; lean_object* x_83; lean_object* x_84; 
-x_82 = lean_ctor_get(x_63, 0);
-x_83 = lean_ctor_get(x_63, 1);
+x_82 = lean_ctor_get(x_56, 0);
+x_83 = lean_ctor_get(x_56, 1);
 lean_inc(x_83);
 lean_inc(x_82);
-lean_dec(x_63);
+lean_dec(x_56);
 x_84 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_84, 0, x_82);
 lean_ctor_set(x_84, 1, x_83);
@@ -4551,193 +4884,264 @@ return x_84;
 }
 else
 {
-uint8_t x_85; 
-lean_dec(x_58);
-lean_dec(x_38);
-lean_dec(x_37);
-lean_dec(x_36);
+lean_object* x_85; 
+lean_dec(x_54);
 lean_dec(x_35);
 lean_dec(x_34);
-lean_dec(x_3);
+lean_dec(x_33);
+lean_dec(x_32);
+lean_dec(x_31);
 lean_dec(x_2);
-lean_dec(x_1);
-x_85 = !lean_is_exclusive(x_60);
-if (x_85 == 0)
-{
-return x_60;
-}
-else
-{
-lean_object* x_86; lean_object* x_87; lean_object* x_88; 
-x_86 = lean_ctor_get(x_60, 0);
-x_87 = lean_ctor_get(x_60, 1);
-lean_inc(x_87);
-lean_inc(x_86);
-lean_dec(x_60);
-x_88 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_88, 0, x_86);
-lean_ctor_set(x_88, 1, x_87);
-return x_88;
-}
+x_85 = lean_box(0);
+x_40 = x_85;
+goto block_53;
 }
 }
 else
 {
-lean_object* x_89; 
-lean_dec(x_58);
-lean_dec(x_38);
+lean_object* x_86; 
 lean_dec(x_37);
-lean_dec(x_36);
 lean_dec(x_35);
 lean_dec(x_34);
-x_89 = lean_box(0);
-x_43 = x_89;
-goto block_57;
+lean_dec(x_33);
+lean_dec(x_32);
+lean_dec(x_31);
+lean_dec(x_2);
+x_86 = lean_box(0);
+x_40 = x_86;
+goto block_53;
 }
-}
-else
+block_53:
 {
-lean_object* x_90; 
+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_dec(x_40);
-lean_dec(x_38);
-lean_dec(x_37);
-lean_dec(x_36);
-lean_dec(x_35);
-lean_dec(x_34);
-x_90 = lean_box(0);
-x_43 = x_90;
-goto block_57;
-}
-block_57:
-{
-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_dec(x_43);
-x_44 = lean_ctor_get(x_41, 0);
+x_41 = lean_ctor_get(x_38, 0);
+lean_inc(x_41);
+x_42 = lean_ctor_get(x_38, 1);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_3, 1);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_3, 0);
 lean_inc(x_44);
-x_45 = lean_ctor_get(x_41, 1);
-lean_inc(x_45);
-x_46 = lean_ctor_get(x_3, 1);
-lean_inc(x_46);
-x_47 = lean_ctor_get(x_3, 0);
-lean_inc(x_47);
 lean_dec(x_3);
-x_48 = lean_ctor_get(x_47, 0);
-lean_inc(x_48);
-lean_dec(x_47);
-x_49 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_49, 0, x_44);
-lean_ctor_set(x_49, 1, x_45);
-lean_ctor_set(x_49, 2, x_46);
-lean_ctor_set(x_49, 3, x_48);
-x_50 = l_Lean_mkAppStx___closed__9;
-x_51 = lean_array_push(x_50, x_1);
-x_52 = lean_array_push(x_51, x_2);
-x_53 = l_Lean_Meta_mkCongr___closed__2;
-x_54 = l_Lean_Meta_mkCongrArg___closed__3;
-x_55 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_55, 0, x_53);
-lean_ctor_set(x_55, 1, x_54);
-lean_ctor_set(x_55, 2, x_52);
-lean_ctor_set(x_55, 3, x_49);
-if (lean_is_scalar(x_42)) {
- x_56 = lean_alloc_ctor(1, 2, 0);
+x_45 = lean_ctor_get(x_44, 0);
+lean_inc(x_45);
+lean_dec(x_44);
+x_46 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_46, 0, x_41);
+lean_ctor_set(x_46, 1, x_42);
+lean_ctor_set(x_46, 2, x_43);
+lean_ctor_set(x_46, 3, x_45);
+x_47 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_6);
+x_48 = l_Lean_Meta_mkCongrArg___closed__5;
+x_49 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_49, 0, x_48);
+lean_ctor_set(x_49, 1, x_47);
+x_50 = l_Lean_Meta_mkCongr___closed__2;
+x_51 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_51, 0, x_50);
+lean_ctor_set(x_51, 1, x_49);
+lean_ctor_set(x_51, 2, x_46);
+if (lean_is_scalar(x_39)) {
+ x_52 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_56 = x_42;
- lean_ctor_set_tag(x_56, 1);
+ x_52 = x_39;
+ lean_ctor_set_tag(x_52, 1);
 }
-lean_ctor_set(x_56, 0, x_55);
-lean_ctor_set(x_56, 1, x_41);
-return x_56;
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_38);
+return x_52;
 }
 }
 else
 {
-uint8_t x_91; 
-lean_dec(x_38);
-lean_dec(x_37);
-lean_dec(x_36);
+uint8_t x_87; 
 lean_dec(x_35);
 lean_dec(x_34);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_91 = !lean_is_exclusive(x_39);
-if (x_91 == 0)
-{
-return x_39;
-}
-else
-{
-lean_object* x_92; lean_object* x_93; lean_object* x_94; 
-x_92 = lean_ctor_get(x_39, 0);
-x_93 = lean_ctor_get(x_39, 1);
-lean_inc(x_93);
-lean_inc(x_92);
-lean_dec(x_39);
-x_94 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_94, 0, x_92);
-lean_ctor_set(x_94, 1, x_93);
-return x_94;
-}
-}
-}
-}
-}
-else
-{
-uint8_t x_117; 
+lean_dec(x_33);
+lean_dec(x_32);
+lean_dec(x_31);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_117 = !lean_is_exclusive(x_8);
-if (x_117 == 0)
+x_87 = !lean_is_exclusive(x_36);
+if (x_87 == 0)
 {
-return x_8;
+return x_36;
 }
 else
 {
-lean_object* x_118; lean_object* x_119; lean_object* x_120; 
-x_118 = lean_ctor_get(x_8, 0);
-x_119 = lean_ctor_get(x_8, 1);
-lean_inc(x_119);
-lean_inc(x_118);
+lean_object* x_88; lean_object* x_89; lean_object* x_90; 
+x_88 = lean_ctor_get(x_36, 0);
+x_89 = lean_ctor_get(x_36, 1);
+lean_inc(x_89);
+lean_inc(x_88);
+lean_dec(x_36);
+x_90 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_90, 0, x_88);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+}
+}
+block_123:
+{
+if (lean_obj_tag(x_92) == 0)
+{
+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_dec(x_12);
+lean_dec(x_10);
+lean_dec(x_2);
+x_93 = lean_ctor_get(x_11, 0);
+lean_inc(x_93);
+x_94 = lean_ctor_get(x_11, 1);
+lean_inc(x_94);
+x_95 = lean_ctor_get(x_3, 1);
+lean_inc(x_95);
+x_96 = lean_ctor_get(x_3, 0);
+lean_inc(x_96);
+lean_dec(x_3);
+x_97 = lean_ctor_get(x_96, 0);
+lean_inc(x_97);
+lean_dec(x_96);
+x_98 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_98, 0, x_93);
+lean_ctor_set(x_98, 1, x_94);
+lean_ctor_set(x_98, 2, x_95);
+lean_ctor_set(x_98, 3, x_97);
+x_99 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_6);
+x_100 = l_Lean_Meta_mkEqSymm___closed__5;
+x_101 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_101, 0, x_100);
+lean_ctor_set(x_101, 1, x_99);
+x_102 = l_Lean_Meta_mkCongr___closed__2;
+x_103 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_103, 0, x_102);
+lean_ctor_set(x_103, 1, x_101);
+lean_ctor_set(x_103, 2, x_98);
+if (lean_is_scalar(x_8)) {
+ x_104 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_104 = x_8;
+ lean_ctor_set_tag(x_104, 1);
+}
+lean_ctor_set(x_104, 0, x_103);
+lean_ctor_set(x_104, 1, x_11);
+return x_104;
+}
+else
+{
+uint8_t x_105; 
 lean_dec(x_8);
-x_120 = lean_alloc_ctor(1, 2, 0);
+x_105 = !lean_is_exclusive(x_92);
+if (x_105 == 0)
+{
+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; 
+x_106 = lean_ctor_get(x_92, 0);
+x_107 = l_Lean_Expr_appFn_x21(x_10);
+x_108 = l_Lean_Expr_appFn_x21(x_107);
+x_109 = l_Lean_Expr_appArg_x21(x_108);
+lean_dec(x_108);
+x_110 = l_Lean_Expr_appArg_x21(x_107);
+lean_dec(x_107);
+x_111 = l_Lean_Expr_appArg_x21(x_10);
+x_112 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_112, 0, x_110);
+lean_ctor_set(x_112, 1, x_111);
+x_113 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_113, 0, x_109);
+lean_ctor_set(x_113, 1, x_112);
+lean_ctor_set(x_92, 0, x_113);
+x_13 = x_92;
+x_14 = x_106;
+goto block_91;
+}
+else
+{
+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; 
+x_114 = lean_ctor_get(x_92, 0);
+lean_inc(x_114);
+lean_dec(x_92);
+x_115 = l_Lean_Expr_appFn_x21(x_10);
+x_116 = l_Lean_Expr_appFn_x21(x_115);
+x_117 = l_Lean_Expr_appArg_x21(x_116);
+lean_dec(x_116);
+x_118 = l_Lean_Expr_appArg_x21(x_115);
+lean_dec(x_115);
+x_119 = l_Lean_Expr_appArg_x21(x_10);
+x_120 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_120, 0, x_118);
 lean_ctor_set(x_120, 1, x_119);
-return x_120;
+x_121 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_121, 0, x_117);
+lean_ctor_set(x_121, 1, x_120);
+x_122 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_122, 0, x_121);
+x_13 = x_122;
+x_14 = x_114;
+goto block_91;
+}
 }
 }
 }
 else
 {
-uint8_t x_121; 
+uint8_t x_150; 
+lean_dec(x_8);
+lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_121 = !lean_is_exclusive(x_5);
-if (x_121 == 0)
+x_150 = !lean_is_exclusive(x_9);
+if (x_150 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_151; lean_object* x_152; lean_object* x_153; 
+x_151 = lean_ctor_get(x_9, 0);
+x_152 = lean_ctor_get(x_9, 1);
+lean_inc(x_152);
+lean_inc(x_151);
+lean_dec(x_9);
+x_153 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_153, 0, x_151);
+lean_ctor_set(x_153, 1, x_152);
+return x_153;
+}
+}
+}
+else
+{
+uint8_t x_154; 
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_154 = !lean_is_exclusive(x_5);
+if (x_154 == 0)
 {
 return x_5;
 }
 else
 {
-lean_object* x_122; lean_object* x_123; lean_object* x_124; 
-x_122 = lean_ctor_get(x_5, 0);
-x_123 = lean_ctor_get(x_5, 1);
-lean_inc(x_123);
-lean_inc(x_122);
+lean_object* x_155; lean_object* x_156; lean_object* x_157; 
+x_155 = lean_ctor_get(x_5, 0);
+x_156 = lean_ctor_get(x_5, 1);
+lean_inc(x_156);
+lean_inc(x_155);
 lean_dec(x_5);
-x_124 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_124, 0, x_122);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
+x_157 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_157, 0, x_155);
+lean_ctor_set(x_157, 1, x_156);
+return x_157;
 }
 }
 }
 }
-lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___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; 
@@ -4875,7 +5279,7 @@ return x_33;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -4883,14 +5287,34 @@ x_1 = lean_mk_string("result contains metavariables");
 return x_1;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(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* _init_l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___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___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(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; lean_object* x_8; lean_object* x_9; 
 x_7 = lean_unsigned_to_nat(0u);
 x_8 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_3, x_3, x_7, x_2);
 lean_inc(x_5);
-x_9 = l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1(x_4, x_7, x_5, x_6);
+x_9 = l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___spec__1(x_4, x_7, x_5, x_6);
 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; uint8_t x_16; 
@@ -4940,7 +5364,7 @@ uint8_t x_21;
 x_21 = !lean_is_exclusive(x_14);
 if (x_21 == 0)
 {
-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; lean_object* x_32; lean_object* x_33; 
+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; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
 x_22 = lean_ctor_get(x_14, 1);
 x_23 = lean_ctor_get(x_14, 0);
 lean_dec(x_23);
@@ -4961,103 +5385,109 @@ lean_ctor_set(x_29, 0, x_24);
 lean_ctor_set(x_29, 1, x_25);
 lean_ctor_set(x_29, 2, x_26);
 lean_ctor_set(x_29, 3, x_28);
-x_30 = l_Lean_mkOptionalNode___closed__2;
-x_31 = lean_array_push(x_30, x_12);
-x_32 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1;
-x_33 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_33, 0, x_1);
-lean_ctor_set(x_33, 1, x_32);
-lean_ctor_set(x_33, 2, x_31);
-lean_ctor_set(x_33, 3, x_29);
+x_30 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_30, 0, x_12);
+x_31 = l_Lean_indentExpr(x_30);
+x_32 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3;
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_32);
+lean_ctor_set(x_33, 1, x_31);
+x_34 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_34, 0, x_1);
+lean_ctor_set(x_34, 1, x_33);
+lean_ctor_set(x_34, 2, x_29);
 lean_ctor_set_tag(x_14, 1);
-lean_ctor_set(x_14, 0, x_33);
+lean_ctor_set(x_14, 0, x_34);
 return x_14;
 }
 else
 {
-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; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_34 = lean_ctor_get(x_14, 1);
-lean_inc(x_34);
-lean_dec(x_14);
-x_35 = lean_ctor_get(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; 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_14, 1);
 lean_inc(x_35);
-x_36 = lean_ctor_get(x_34, 1);
+lean_dec(x_14);
+x_36 = lean_ctor_get(x_35, 0);
 lean_inc(x_36);
-x_37 = lean_ctor_get(x_5, 1);
+x_37 = lean_ctor_get(x_35, 1);
 lean_inc(x_37);
-x_38 = lean_ctor_get(x_5, 0);
+x_38 = lean_ctor_get(x_5, 1);
 lean_inc(x_38);
-lean_dec(x_5);
-x_39 = lean_ctor_get(x_38, 0);
+x_39 = lean_ctor_get(x_5, 0);
 lean_inc(x_39);
-lean_dec(x_38);
-x_40 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_36);
-lean_ctor_set(x_40, 2, x_37);
-lean_ctor_set(x_40, 3, x_39);
-x_41 = l_Lean_mkOptionalNode___closed__2;
-x_42 = lean_array_push(x_41, x_12);
-x_43 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1;
-x_44 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_44, 0, x_1);
-lean_ctor_set(x_44, 1, x_43);
-lean_ctor_set(x_44, 2, x_42);
-lean_ctor_set(x_44, 3, x_40);
-x_45 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_5);
+x_40 = lean_ctor_get(x_39, 0);
+lean_inc(x_40);
+lean_dec(x_39);
+x_41 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_41, 0, x_36);
+lean_ctor_set(x_41, 1, x_37);
+lean_ctor_set(x_41, 2, x_38);
+lean_ctor_set(x_41, 3, x_40);
+x_42 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_42, 0, x_12);
+x_43 = l_Lean_indentExpr(x_42);
+x_44 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3;
+x_45 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_45, 1, x_34);
-return x_45;
+lean_ctor_set(x_45, 1, x_43);
+x_46 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_46, 0, x_1);
+lean_ctor_set(x_46, 1, x_45);
+lean_ctor_set(x_46, 2, x_41);
+x_47 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_47, 0, x_46);
+lean_ctor_set(x_47, 1, x_35);
+return x_47;
 }
 }
 }
 else
 {
-uint8_t x_46; 
+uint8_t x_48; 
 lean_dec(x_8);
 lean_dec(x_5);
 lean_dec(x_1);
-x_46 = !lean_is_exclusive(x_9);
-if (x_46 == 0)
+x_48 = !lean_is_exclusive(x_9);
+if (x_48 == 0)
 {
 return x_9;
 }
 else
 {
-lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-x_47 = lean_ctor_get(x_9, 0);
-x_48 = lean_ctor_get(x_9, 1);
-lean_inc(x_48);
-lean_inc(x_47);
+lean_object* x_49; lean_object* x_50; lean_object* x_51; 
+x_49 = lean_ctor_get(x_9, 0);
+x_50 = lean_ctor_get(x_9, 1);
+lean_inc(x_50);
+lean_inc(x_49);
 lean_dec(x_9);
-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;
+x_51 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_51, 0, x_49);
+lean_ctor_set(x_51, 1, x_50);
+return x_51;
 }
 }
 }
 }
-lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___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_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_2__mkAppMFinal___spec__1(x_1, x_2, x_3, x_4);
+x_5 = l_Array_forMAux___main___at___private_Lean_Meta_AppBuilder_3__mkAppMFinal___spec__1(x_1, x_2, x_3, x_4);
 lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___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___private_Lean_Meta_AppBuilder_3__mkAppMFinal___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_7; 
-x_7 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_4);
 lean_dec(x_3);
 return x_7;
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -5065,294 +5495,342 @@ x_1 = lean_mk_string("mkAppM");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1;
+x_2 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__3() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_mk_string("too many explicit arguments provided");
+x_1 = lean_mk_string("too many explicit arguments provided to");
 return x_1;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(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, lean_object* x_9) {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___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___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___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___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__6() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("arguments");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___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___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
 if (lean_obj_tag(x_7) == 7)
 {
-lean_object* x_63; lean_object* x_64; lean_object* x_65; uint64_t x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; uint8_t x_118; lean_object* x_119; 
-x_63 = lean_ctor_get(x_7, 0);
-lean_inc(x_63);
-x_64 = lean_ctor_get(x_7, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_7, 2);
-lean_inc(x_65);
-x_66 = lean_ctor_get_uint64(x_7, sizeof(void*)*3);
+lean_object* x_77; lean_object* x_78; lean_object* x_79; uint64_t x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; uint8_t x_132; lean_object* x_133; 
+x_77 = lean_ctor_get(x_7, 0);
+lean_inc(x_77);
+x_78 = lean_ctor_get(x_7, 1);
+lean_inc(x_78);
+x_79 = lean_ctor_get(x_7, 2);
+lean_inc(x_79);
+x_80 = lean_ctor_get_uint64(x_7, sizeof(void*)*3);
 lean_dec(x_7);
-x_67 = lean_array_get_size(x_4);
-x_68 = lean_expr_instantiate_rev_range(x_64, x_5, x_67, x_4);
-lean_dec(x_67);
-lean_dec(x_64);
-x_118 = (uint8_t)((x_66 << 24) >> 61);
-x_119 = lean_box(x_118);
-switch (lean_obj_tag(x_119)) {
+x_81 = lean_array_get_size(x_4);
+x_82 = lean_expr_instantiate_rev_range(x_78, x_5, x_81, x_4);
+lean_dec(x_81);
+lean_dec(x_78);
+x_132 = (uint8_t)((x_80 << 24) >> 61);
+x_133 = lean_box(x_132);
+switch (lean_obj_tag(x_133)) {
 case 1:
 {
-uint8_t x_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
-x_120 = 0;
+uint8_t x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; 
+x_134 = 0;
 lean_inc(x_8);
-x_121 = l_Lean_Meta_mkFreshExprMVar(x_68, x_63, x_120, x_8, x_9);
-x_122 = lean_ctor_get(x_121, 0);
-lean_inc(x_122);
-x_123 = lean_ctor_get(x_121, 1);
-lean_inc(x_123);
-lean_dec(x_121);
-x_124 = lean_array_push(x_4, x_122);
-x_4 = x_124;
-x_7 = x_65;
-x_9 = x_123;
+x_135 = l_Lean_Meta_mkFreshExprMVar(x_82, x_77, x_134, x_8, x_9);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_ctor_get(x_135, 1);
+lean_inc(x_137);
+lean_dec(x_135);
+x_138 = lean_array_push(x_4, x_136);
+x_4 = x_138;
+x_7 = x_79;
+x_9 = x_137;
 goto _start;
 }
 case 3:
 {
-uint8_t 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_126 = 1;
+uint8_t 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; 
+x_140 = 1;
 lean_inc(x_8);
-x_127 = l_Lean_Meta_mkFreshExprMVar(x_68, x_63, x_126, x_8, x_9);
-x_128 = lean_ctor_get(x_127, 0);
-lean_inc(x_128);
-x_129 = lean_ctor_get(x_127, 1);
-lean_inc(x_129);
-lean_dec(x_127);
-lean_inc(x_128);
-x_130 = lean_array_push(x_4, x_128);
-x_131 = l_Lean_Expr_mvarId_x21(x_128);
-lean_dec(x_128);
-x_132 = lean_array_push(x_6, x_131);
-x_4 = x_130;
-x_6 = x_132;
-x_7 = x_65;
-x_9 = x_129;
+x_141 = l_Lean_Meta_mkFreshExprMVar(x_82, x_77, x_140, x_8, x_9);
+x_142 = lean_ctor_get(x_141, 0);
+lean_inc(x_142);
+x_143 = lean_ctor_get(x_141, 1);
+lean_inc(x_143);
+lean_dec(x_141);
+lean_inc(x_142);
+x_144 = lean_array_push(x_4, x_142);
+x_145 = l_Lean_Expr_mvarId_x21(x_142);
+lean_dec(x_142);
+x_146 = lean_array_push(x_6, x_145);
+x_4 = x_144;
+x_6 = x_146;
+x_7 = x_79;
+x_9 = x_143;
 goto _start;
 }
 default: 
 {
-lean_object* x_134; 
-lean_dec(x_119);
-lean_dec(x_63);
-x_134 = lean_box(0);
-x_69 = x_134;
-goto block_117;
+lean_object* x_148; 
+lean_dec(x_133);
+lean_dec(x_77);
+x_148 = lean_box(0);
+x_83 = x_148;
+goto block_131;
 }
 }
-block_117:
+block_131:
 {
-lean_object* x_70; uint8_t x_71; 
-lean_dec(x_69);
-x_70 = lean_array_get_size(x_2);
-x_71 = lean_nat_dec_lt(x_3, x_70);
-lean_dec(x_70);
-if (x_71 == 0)
-{
-lean_object* x_72; lean_object* x_73; 
-lean_dec(x_68);
-lean_dec(x_65);
-lean_dec(x_5);
-lean_dec(x_3);
-x_72 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-x_73 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_72, x_1, x_4, x_6, x_8, x_9);
-lean_dec(x_6);
-lean_dec(x_4);
-return x_73;
-}
-else
-{
-lean_object* x_74; lean_object* x_75; 
-x_74 = lean_array_fget(x_2, x_3);
-lean_inc(x_8);
-lean_inc(x_74);
-x_75 = l_Lean_Meta_inferType(x_74, x_8, x_9);
-if (lean_obj_tag(x_75) == 0)
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_76 = lean_ctor_get(x_75, 0);
-lean_inc(x_76);
-x_77 = lean_ctor_get(x_75, 1);
-lean_inc(x_77);
-lean_dec(x_75);
-lean_inc(x_8);
-x_78 = l_Lean_Meta_isExprDefEq(x_68, x_76, x_8, x_77);
-if (lean_obj_tag(x_78) == 0)
-{
-lean_object* x_79; uint8_t x_80; 
-x_79 = lean_ctor_get(x_78, 0);
-lean_inc(x_79);
-x_80 = lean_unbox(x_79);
-lean_dec(x_79);
-if (x_80 == 0)
-{
-uint8_t x_81; 
-lean_dec(x_65);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_81 = !lean_is_exclusive(x_78);
-if (x_81 == 0)
-{
-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_82 = lean_ctor_get(x_78, 1);
-x_83 = lean_ctor_get(x_78, 0);
+lean_object* x_84; uint8_t x_85; 
 lean_dec(x_83);
-x_84 = lean_ctor_get(x_82, 0);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_82, 1);
-lean_inc(x_85);
-x_86 = lean_ctor_get(x_8, 1);
-lean_inc(x_86);
-x_87 = lean_ctor_get(x_8, 0);
-lean_inc(x_87);
-lean_dec(x_8);
-x_88 = lean_ctor_get(x_87, 0);
-lean_inc(x_88);
-lean_dec(x_87);
-x_89 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_89, 0, x_84);
-lean_ctor_set(x_89, 1, x_85);
-lean_ctor_set(x_89, 2, x_86);
-lean_ctor_set(x_89, 3, x_88);
-x_90 = lean_unsigned_to_nat(0u);
-x_91 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_90, x_1);
-lean_dec(x_4);
-x_92 = lean_alloc_ctor(14, 3, 0);
-lean_ctor_set(x_92, 0, x_91);
-lean_ctor_set(x_92, 1, x_74);
-lean_ctor_set(x_92, 2, x_89);
-lean_ctor_set_tag(x_78, 1);
-lean_ctor_set(x_78, 0, x_92);
-return x_78;
-}
-else
+x_84 = lean_array_get_size(x_2);
+x_85 = lean_nat_dec_lt(x_3, x_84);
+lean_dec(x_84);
+if (x_85 == 0)
 {
-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; 
-x_93 = lean_ctor_get(x_78, 1);
-lean_inc(x_93);
-lean_dec(x_78);
-x_94 = lean_ctor_get(x_93, 0);
-lean_inc(x_94);
-x_95 = lean_ctor_get(x_93, 1);
-lean_inc(x_95);
-x_96 = lean_ctor_get(x_8, 1);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_8, 0);
-lean_inc(x_97);
-lean_dec(x_8);
-x_98 = lean_ctor_get(x_97, 0);
-lean_inc(x_98);
-lean_dec(x_97);
-x_99 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_99, 0, x_94);
-lean_ctor_set(x_99, 1, x_95);
-lean_ctor_set(x_99, 2, x_96);
-lean_ctor_set(x_99, 3, x_98);
-x_100 = lean_unsigned_to_nat(0u);
-x_101 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_100, x_1);
-lean_dec(x_4);
-x_102 = lean_alloc_ctor(14, 3, 0);
-lean_ctor_set(x_102, 0, x_101);
-lean_ctor_set(x_102, 1, x_74);
-lean_ctor_set(x_102, 2, x_99);
-x_103 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_103, 0, x_102);
-lean_ctor_set(x_103, 1, x_93);
-return x_103;
-}
-}
-else
-{
-lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; 
-x_104 = lean_ctor_get(x_78, 1);
-lean_inc(x_104);
-lean_dec(x_78);
-x_105 = lean_unsigned_to_nat(1u);
-x_106 = lean_nat_add(x_3, x_105);
+lean_object* x_86; lean_object* x_87; 
+lean_dec(x_82);
+lean_dec(x_79);
+lean_dec(x_5);
 lean_dec(x_3);
-x_107 = lean_array_push(x_4, x_74);
-x_3 = x_106;
-x_4 = x_107;
-x_7 = x_65;
-x_9 = x_104;
+x_86 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+x_87 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_86, x_1, x_4, x_6, x_8, x_9);
+lean_dec(x_6);
+lean_dec(x_4);
+return x_87;
+}
+else
+{
+lean_object* x_88; lean_object* x_89; 
+x_88 = lean_array_fget(x_2, x_3);
+lean_inc(x_8);
+lean_inc(x_88);
+x_89 = l_Lean_Meta_inferType(x_88, x_8, x_9);
+if (lean_obj_tag(x_89) == 0)
+{
+lean_object* x_90; lean_object* x_91; lean_object* x_92; 
+x_90 = lean_ctor_get(x_89, 0);
+lean_inc(x_90);
+x_91 = lean_ctor_get(x_89, 1);
+lean_inc(x_91);
+lean_dec(x_89);
+lean_inc(x_8);
+x_92 = l_Lean_Meta_isExprDefEq(x_82, x_90, x_8, x_91);
+if (lean_obj_tag(x_92) == 0)
+{
+lean_object* x_93; uint8_t x_94; 
+x_93 = lean_ctor_get(x_92, 0);
+lean_inc(x_93);
+x_94 = lean_unbox(x_93);
+lean_dec(x_93);
+if (x_94 == 0)
+{
+uint8_t x_95; 
+lean_dec(x_79);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_3);
+x_95 = !lean_is_exclusive(x_92);
+if (x_95 == 0)
+{
+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; 
+x_96 = lean_ctor_get(x_92, 1);
+x_97 = lean_ctor_get(x_92, 0);
+lean_dec(x_97);
+x_98 = lean_ctor_get(x_96, 0);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_96, 1);
+lean_inc(x_99);
+x_100 = lean_ctor_get(x_8, 1);
+lean_inc(x_100);
+x_101 = lean_ctor_get(x_8, 0);
+lean_inc(x_101);
+lean_dec(x_8);
+x_102 = lean_ctor_get(x_101, 0);
+lean_inc(x_102);
+lean_dec(x_101);
+x_103 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_103, 0, x_98);
+lean_ctor_set(x_103, 1, x_99);
+lean_ctor_set(x_103, 2, x_100);
+lean_ctor_set(x_103, 3, x_102);
+x_104 = lean_unsigned_to_nat(0u);
+x_105 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_104, x_1);
+lean_dec(x_4);
+x_106 = lean_alloc_ctor(14, 3, 0);
+lean_ctor_set(x_106, 0, x_105);
+lean_ctor_set(x_106, 1, x_88);
+lean_ctor_set(x_106, 2, x_103);
+lean_ctor_set_tag(x_92, 1);
+lean_ctor_set(x_92, 0, x_106);
+return x_92;
+}
+else
+{
+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; 
+x_107 = lean_ctor_get(x_92, 1);
+lean_inc(x_107);
+lean_dec(x_92);
+x_108 = lean_ctor_get(x_107, 0);
+lean_inc(x_108);
+x_109 = lean_ctor_get(x_107, 1);
+lean_inc(x_109);
+x_110 = lean_ctor_get(x_8, 1);
+lean_inc(x_110);
+x_111 = lean_ctor_get(x_8, 0);
+lean_inc(x_111);
+lean_dec(x_8);
+x_112 = lean_ctor_get(x_111, 0);
+lean_inc(x_112);
+lean_dec(x_111);
+x_113 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_113, 0, x_108);
+lean_ctor_set(x_113, 1, x_109);
+lean_ctor_set(x_113, 2, x_110);
+lean_ctor_set(x_113, 3, x_112);
+x_114 = lean_unsigned_to_nat(0u);
+x_115 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_114, x_1);
+lean_dec(x_4);
+x_116 = lean_alloc_ctor(14, 3, 0);
+lean_ctor_set(x_116, 0, x_115);
+lean_ctor_set(x_116, 1, x_88);
+lean_ctor_set(x_116, 2, x_113);
+x_117 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_117, 0, x_116);
+lean_ctor_set(x_117, 1, x_107);
+return x_117;
+}
+}
+else
+{
+lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; 
+x_118 = lean_ctor_get(x_92, 1);
+lean_inc(x_118);
+lean_dec(x_92);
+x_119 = lean_unsigned_to_nat(1u);
+x_120 = lean_nat_add(x_3, x_119);
+lean_dec(x_3);
+x_121 = lean_array_push(x_4, x_88);
+x_3 = x_120;
+x_4 = x_121;
+x_7 = x_79;
+x_9 = x_118;
 goto _start;
 }
 }
 else
 {
-uint8_t x_109; 
-lean_dec(x_74);
-lean_dec(x_65);
+uint8_t x_123; 
+lean_dec(x_88);
+lean_dec(x_79);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_109 = !lean_is_exclusive(x_78);
-if (x_109 == 0)
+x_123 = !lean_is_exclusive(x_92);
+if (x_123 == 0)
 {
-return x_78;
+return x_92;
 }
 else
 {
-lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-x_110 = lean_ctor_get(x_78, 0);
-x_111 = lean_ctor_get(x_78, 1);
-lean_inc(x_111);
-lean_inc(x_110);
-lean_dec(x_78);
-x_112 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_112, 0, x_110);
-lean_ctor_set(x_112, 1, x_111);
-return x_112;
+lean_object* x_124; lean_object* x_125; lean_object* x_126; 
+x_124 = lean_ctor_get(x_92, 0);
+x_125 = lean_ctor_get(x_92, 1);
+lean_inc(x_125);
+lean_inc(x_124);
+lean_dec(x_92);
+x_126 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_126, 0, x_124);
+lean_ctor_set(x_126, 1, x_125);
+return x_126;
 }
 }
 }
 else
 {
-uint8_t x_113; 
-lean_dec(x_74);
-lean_dec(x_68);
-lean_dec(x_65);
+uint8_t x_127; 
+lean_dec(x_88);
+lean_dec(x_82);
+lean_dec(x_79);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_113 = !lean_is_exclusive(x_75);
-if (x_113 == 0)
+x_127 = !lean_is_exclusive(x_89);
+if (x_127 == 0)
 {
-return x_75;
+return x_89;
 }
 else
 {
-lean_object* x_114; lean_object* x_115; lean_object* x_116; 
-x_114 = lean_ctor_get(x_75, 0);
-x_115 = lean_ctor_get(x_75, 1);
-lean_inc(x_115);
-lean_inc(x_114);
-lean_dec(x_75);
-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;
+lean_object* x_128; lean_object* x_129; lean_object* x_130; 
+x_128 = lean_ctor_get(x_89, 0);
+x_129 = lean_ctor_get(x_89, 1);
+lean_inc(x_129);
+lean_inc(x_128);
+lean_dec(x_89);
+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;
 }
 }
 }
@@ -5360,12 +5838,12 @@ return x_116;
 }
 else
 {
-lean_object* x_135; 
-x_135 = lean_box(0);
-x_10 = x_135;
-goto block_62;
+lean_object* x_149; 
+x_149 = lean_box(0);
+x_10 = x_149;
+goto block_76;
 }
-block_62:
+block_76:
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 lean_dec(x_10);
@@ -5396,7 +5874,7 @@ lean_dec(x_18);
 lean_dec(x_3);
 if (x_19 == 0)
 {
-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; lean_object* x_32; 
+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; 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_dec(x_6);
 lean_dec(x_4);
 x_20 = lean_ctor_get(x_16, 0);
@@ -5416,30 +5894,45 @@ lean_ctor_set(x_25, 0, x_20);
 lean_ctor_set(x_25, 1, x_21);
 lean_ctor_set(x_25, 2, x_22);
 lean_ctor_set(x_25, 3, x_24);
-x_26 = l_Lean_mkOptionalNode___closed__2;
-x_27 = lean_array_push(x_26, x_1);
-x_28 = lean_unsigned_to_nat(0u);
-x_29 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_2, x_2, x_28, x_27);
-x_30 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-x_31 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3;
-x_32 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_32, 0, x_30);
-lean_ctor_set(x_32, 1, x_31);
-lean_ctor_set(x_32, 2, x_29);
-lean_ctor_set(x_32, 3, x_25);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_1);
+x_27 = l_Lean_indentExpr(x_26);
+x_28 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_27);
+x_30 = l_Lean_MessageData_ofList___closed__3;
+x_31 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_31, 0, x_29);
+lean_ctor_set(x_31, 1, x_30);
+x_32 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___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);
+x_34 = lean_unsigned_to_nat(0u);
+x_35 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_36 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_2, x_34, x_35);
+x_37 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_37, 0, x_33);
+lean_ctor_set(x_37, 1, x_36);
+x_38 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+x_39 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_39, 0, x_38);
+lean_ctor_set(x_39, 1, x_37);
+lean_ctor_set(x_39, 2, x_25);
 lean_ctor_set_tag(x_13, 1);
-lean_ctor_set(x_13, 0, x_32);
+lean_ctor_set(x_13, 0, x_39);
 return x_13;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; 
+lean_object* x_40; lean_object* x_41; 
 lean_free_object(x_13);
-x_33 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-x_34 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_33, x_1, x_4, x_6, x_8, x_16);
+x_40 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+x_41 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_40, x_1, x_4, x_6, x_8, x_16);
 lean_dec(x_6);
 lean_dec(x_4);
-return x_34;
+return x_41;
 }
 }
 else
@@ -5453,137 +5946,152 @@ goto _start;
 }
 else
 {
-lean_object* x_36; lean_object* x_37; uint8_t x_38; 
-x_36 = lean_ctor_get(x_13, 0);
-x_37 = lean_ctor_get(x_13, 1);
-lean_inc(x_37);
-lean_inc(x_36);
+lean_object* x_43; lean_object* x_44; uint8_t x_45; 
+x_43 = lean_ctor_get(x_13, 0);
+x_44 = lean_ctor_get(x_13, 1);
+lean_inc(x_44);
+lean_inc(x_43);
 lean_dec(x_13);
-x_38 = l_Lean_Expr_isForall(x_36);
-if (x_38 == 0)
+x_45 = l_Lean_Expr_isForall(x_43);
+if (x_45 == 0)
 {
-lean_object* x_39; uint8_t x_40; 
-lean_dec(x_36);
+lean_object* x_46; uint8_t x_47; 
+lean_dec(x_43);
 lean_dec(x_11);
-x_39 = lean_array_get_size(x_2);
-x_40 = lean_nat_dec_eq(x_3, x_39);
-lean_dec(x_39);
+x_46 = lean_array_get_size(x_2);
+x_47 = lean_nat_dec_eq(x_3, x_46);
+lean_dec(x_46);
 lean_dec(x_3);
-if (x_40 == 0)
+if (x_47 == 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_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; lean_object* x_61; 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_dec(x_6);
 lean_dec(x_4);
-x_41 = lean_ctor_get(x_37, 0);
-lean_inc(x_41);
-x_42 = lean_ctor_get(x_37, 1);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_8, 1);
-lean_inc(x_43);
-x_44 = lean_ctor_get(x_8, 0);
-lean_inc(x_44);
+x_48 = lean_ctor_get(x_44, 0);
+lean_inc(x_48);
+x_49 = lean_ctor_get(x_44, 1);
+lean_inc(x_49);
+x_50 = lean_ctor_get(x_8, 1);
+lean_inc(x_50);
+x_51 = lean_ctor_get(x_8, 0);
+lean_inc(x_51);
 lean_dec(x_8);
-x_45 = lean_ctor_get(x_44, 0);
-lean_inc(x_45);
-lean_dec(x_44);
-x_46 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_46, 0, x_41);
-lean_ctor_set(x_46, 1, x_42);
-lean_ctor_set(x_46, 2, x_43);
-lean_ctor_set(x_46, 3, x_45);
-x_47 = l_Lean_mkOptionalNode___closed__2;
-x_48 = lean_array_push(x_47, x_1);
-x_49 = lean_unsigned_to_nat(0u);
-x_50 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_2, x_2, x_49, x_48);
-x_51 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-x_52 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3;
-x_53 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_53, 0, x_51);
-lean_ctor_set(x_53, 1, x_52);
+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_46);
-x_54 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_54, 0, x_53);
-lean_ctor_set(x_54, 1, x_37);
-return x_54;
+lean_ctor_set(x_53, 3, x_52);
+x_54 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_54, 0, x_1);
+x_55 = l_Lean_indentExpr(x_54);
+x_56 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5;
+x_57 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_57, 0, x_56);
+lean_ctor_set(x_57, 1, x_55);
+x_58 = l_Lean_MessageData_ofList___closed__3;
+x_59 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_59, 0, x_57);
+lean_ctor_set(x_59, 1, x_58);
+x_60 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8;
+x_61 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_61, 0, x_59);
+lean_ctor_set(x_61, 1, x_60);
+x_62 = lean_unsigned_to_nat(0u);
+x_63 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_64 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_2, x_62, x_63);
+x_65 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_65, 0, x_61);
+lean_ctor_set(x_65, 1, x_64);
+x_66 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+x_67 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_67, 0, x_66);
+lean_ctor_set(x_67, 1, x_65);
+lean_ctor_set(x_67, 2, x_53);
+x_68 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_68, 0, x_67);
+lean_ctor_set(x_68, 1, x_44);
+return x_68;
 }
 else
 {
-lean_object* x_55; lean_object* x_56; 
-x_55 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2;
-x_56 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_55, x_1, x_4, x_6, x_8, x_37);
+lean_object* x_69; lean_object* x_70; 
+x_69 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2;
+x_70 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_69, x_1, x_4, x_6, x_8, x_44);
 lean_dec(x_6);
 lean_dec(x_4);
-return x_56;
+return x_70;
 }
 }
 else
 {
 x_5 = x_11;
-x_7 = x_36;
-x_9 = x_37;
+x_7 = x_43;
+x_9 = x_44;
 goto _start;
 }
 }
 }
 else
 {
-uint8_t x_58; 
+uint8_t x_72; 
 lean_dec(x_11);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_58 = !lean_is_exclusive(x_13);
-if (x_58 == 0)
+x_72 = !lean_is_exclusive(x_13);
+if (x_72 == 0)
 {
 return x_13;
 }
 else
 {
-lean_object* x_59; lean_object* x_60; lean_object* x_61; 
-x_59 = lean_ctor_get(x_13, 0);
-x_60 = lean_ctor_get(x_13, 1);
-lean_inc(x_60);
-lean_inc(x_59);
+lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+x_73 = lean_ctor_get(x_13, 0);
+x_74 = lean_ctor_get(x_13, 1);
+lean_inc(x_74);
+lean_inc(x_73);
 lean_dec(x_13);
-x_61 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_61, 0, x_59);
-lean_ctor_set(x_61, 1, x_60);
-return x_61;
+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;
 }
 }
 }
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux(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, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux(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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_3__mkAppMAux___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, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_4__mkAppMAux___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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 if (lean_obj_tag(x_1) == 0)
@@ -5611,7 +6119,7 @@ lean_inc(x_10);
 x_11 = lean_ctor_get(x_9, 1);
 lean_inc(x_11);
 lean_dec(x_9);
-x_12 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(x_7, x_2, x_11);
+x_12 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(x_7, x_2, x_11);
 x_13 = !lean_is_exclusive(x_12);
 if (x_13 == 0)
 {
@@ -5650,7 +6158,7 @@ lean_inc(x_20);
 x_21 = lean_ctor_get(x_19, 1);
 lean_inc(x_21);
 lean_dec(x_19);
-x_22 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(x_18, x_2, x_21);
+x_22 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(x_18, x_2, x_21);
 x_23 = lean_ctor_get(x_22, 0);
 lean_inc(x_23);
 x_24 = lean_ctor_get(x_22, 1);
@@ -5678,7 +6186,7 @@ return x_27;
 }
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_4__mkFun(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l___private_Lean_Meta_AppBuilder_5__mkFun(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; 
@@ -5693,7 +6201,7 @@ x_6 = lean_ctor_get(x_4, 1);
 lean_inc(x_6);
 lean_dec(x_4);
 x_7 = l_Lean_ConstantInfo_lparams(x_5);
-x_8 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(x_7, x_2, x_6);
+x_8 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(x_7, x_2, x_6);
 x_9 = !lean_is_exclusive(x_8);
 if (x_9 == 0)
 {
@@ -5757,20 +6265,20 @@ return x_23;
 }
 }
 }
-lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; 
-x_4 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_4__mkFun___spec__1(x_1, x_2, x_3);
+x_4 = l_List_mapM___main___at___private_Lean_Meta_AppBuilder_5__mkFun___spec__1(x_1, x_2, x_3);
 lean_dec(x_2);
 return x_4;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_4__mkFun___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l___private_Lean_Meta_AppBuilder_5__mkFun___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; 
-x_4 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_2, x_3);
+x_4 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_2, x_3);
 lean_dec(x_2);
 return x_4;
 }
@@ -5838,7 +6346,7 @@ lean_ctor_set_uint8(x_8, sizeof(void*)*1, x_12);
 lean_inc(x_10);
 x_13 = l_Lean_MetavarContext_incDepth(x_10);
 lean_ctor_set(x_6, 1, x_13);
-x_14 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_6);
+x_14 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_6);
 if (lean_obj_tag(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; 
@@ -5854,7 +6362,7 @@ lean_inc(x_18);
 lean_dec(x_15);
 x_19 = lean_unsigned_to_nat(0u);
 x_20 = l_Array_empty___closed__1;
-x_21 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_17, x_2, x_19, x_20, x_19, x_20, x_18, x_3, x_16);
+x_21 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_17, x_2, x_19, x_20, x_19, x_20, x_18, x_3, x_16);
 if (lean_obj_tag(x_21) == 0)
 {
 lean_object* x_22; lean_object* x_23; uint8_t x_24; 
@@ -6294,7 +6802,7 @@ lean_inc(x_109);
 x_114 = l_Lean_MetavarContext_incDepth(x_109);
 lean_ctor_set(x_6, 4, x_113);
 lean_ctor_set(x_6, 1, x_114);
-x_115 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_6);
+x_115 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_6);
 if (lean_obj_tag(x_115) == 0)
 {
 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; 
@@ -6310,7 +6818,7 @@ lean_inc(x_119);
 lean_dec(x_116);
 x_120 = lean_unsigned_to_nat(0u);
 x_121 = l_Array_empty___closed__1;
-x_122 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_118, x_2, x_120, x_121, x_120, x_121, x_119, x_3, x_117);
+x_122 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_118, x_2, x_120, x_121, x_120, x_121, x_119, x_3, x_117);
 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; 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; 
@@ -6577,7 +7085,7 @@ lean_ctor_set(x_177, 2, x_168);
 lean_ctor_set(x_177, 3, x_169);
 lean_ctor_set(x_177, 4, x_175);
 lean_ctor_set(x_177, 5, x_170);
-x_178 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_177);
+x_178 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_177);
 if (lean_obj_tag(x_178) == 0)
 {
 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; 
@@ -6593,7 +7101,7 @@ lean_inc(x_182);
 lean_dec(x_179);
 x_183 = lean_unsigned_to_nat(0u);
 x_184 = l_Array_empty___closed__1;
-x_185 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_181, x_2, x_183, x_184, x_183, x_184, x_182, x_3, x_180);
+x_185 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_181, x_2, x_183, x_184, x_183, x_184, x_182, x_3, x_180);
 if (lean_obj_tag(x_185) == 0)
 {
 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; 
@@ -6834,7 +7342,7 @@ x_232 = lean_ctor_get(x_229, 1);
 lean_inc(x_232);
 x_233 = l_Lean_MetavarContext_incDepth(x_232);
 lean_ctor_set(x_229, 1, x_233);
-x_234 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_229);
+x_234 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_229);
 if (lean_obj_tag(x_234) == 0)
 {
 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; 
@@ -6851,7 +7359,7 @@ lean_dec(x_235);
 x_239 = lean_unsigned_to_nat(0u);
 x_240 = l_Array_empty___closed__1;
 lean_inc(x_3);
-x_241 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_237, x_2, x_239, x_240, x_239, x_240, x_238, x_3, x_236);
+x_241 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_237, x_2, x_239, x_240, x_239, x_240, x_238, x_3, x_236);
 if (lean_obj_tag(x_241) == 0)
 {
 lean_object* x_242; lean_object* x_243; uint8_t x_244; 
@@ -7132,7 +7640,7 @@ lean_ctor_set(x_312, 2, x_307);
 lean_ctor_set(x_312, 3, x_308);
 lean_ctor_set(x_312, 4, x_309);
 lean_ctor_set(x_312, 5, x_310);
-x_313 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_312);
+x_313 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, 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; lean_object* x_318; lean_object* x_319; lean_object* x_320; 
@@ -7149,7 +7657,7 @@ lean_dec(x_314);
 x_318 = lean_unsigned_to_nat(0u);
 x_319 = l_Array_empty___closed__1;
 lean_inc(x_3);
-x_320 = l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main(x_316, x_2, x_318, x_319, x_318, x_319, x_317, x_3, x_315);
+x_320 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main(x_316, x_2, x_318, x_319, x_318, x_319, x_317, x_3, x_315);
 if (lean_obj_tag(x_320) == 0)
 {
 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_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; 
@@ -7356,7 +7864,7 @@ lean_dec(x_2);
 return x_5;
 }
 }
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___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; 
@@ -7394,7 +7902,7 @@ goto _start;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -7402,300 +7910,320 @@ x_1 = lean_mk_string("mkAppOptM");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1;
+x_2 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3() {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__3() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_mk_string("too many arguments provided");
+x_1 = lean_mk_string("too many arguments provided to");
 return x_1;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(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, lean_object* x_9) {
+lean_object* _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___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___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
 if (lean_obj_tag(x_7) == 7)
 {
-lean_object* x_67; lean_object* x_68; lean_object* x_69; uint64_t x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; uint8_t x_74; 
-x_67 = lean_ctor_get(x_7, 0);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_7, 1);
-lean_inc(x_68);
-x_69 = lean_ctor_get(x_7, 2);
-lean_inc(x_69);
-x_70 = lean_ctor_get_uint64(x_7, sizeof(void*)*3);
-lean_dec(x_7);
-x_71 = lean_array_get_size(x_4);
-x_72 = lean_expr_instantiate_rev_range(x_68, x_5, x_71, x_4);
-lean_dec(x_71);
-lean_dec(x_68);
-x_73 = lean_array_get_size(x_2);
-x_74 = lean_nat_dec_lt(x_3, x_73);
-lean_dec(x_73);
-if (x_74 == 0)
-{
-lean_object* x_75; lean_object* x_76; 
-lean_dec(x_72);
-lean_dec(x_69);
-lean_dec(x_67);
-lean_dec(x_5);
-lean_dec(x_3);
-x_75 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-x_76 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_75, x_1, x_4, x_6, x_8, x_9);
-lean_dec(x_6);
-lean_dec(x_4);
-return x_76;
-}
-else
-{
-lean_object* x_77; 
-x_77 = lean_array_fget(x_2, x_3);
-if (lean_obj_tag(x_77) == 0)
-{
-uint8_t x_78; lean_object* x_79; 
-x_78 = (uint8_t)((x_70 << 24) >> 61);
-x_79 = lean_box(x_78);
-if (lean_obj_tag(x_79) == 3)
-{
-uint8_t 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; 
-x_80 = 1;
-lean_inc(x_8);
-x_81 = l_Lean_Meta_mkFreshExprMVar(x_72, x_67, x_80, x_8, x_9);
-x_82 = lean_ctor_get(x_81, 0);
+lean_object* x_81; lean_object* x_82; lean_object* x_83; uint64_t x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; uint8_t x_88; 
+x_81 = lean_ctor_get(x_7, 0);
+lean_inc(x_81);
+x_82 = lean_ctor_get(x_7, 1);
 lean_inc(x_82);
-x_83 = lean_ctor_get(x_81, 1);
+x_83 = lean_ctor_get(x_7, 2);
 lean_inc(x_83);
-lean_dec(x_81);
-x_84 = lean_unsigned_to_nat(1u);
-x_85 = lean_nat_add(x_3, x_84);
-lean_dec(x_3);
-lean_inc(x_82);
-x_86 = lean_array_push(x_4, x_82);
-x_87 = l_Lean_Expr_mvarId_x21(x_82);
+x_84 = lean_ctor_get_uint64(x_7, sizeof(void*)*3);
+lean_dec(x_7);
+x_85 = lean_array_get_size(x_4);
+x_86 = lean_expr_instantiate_rev_range(x_82, x_5, x_85, x_4);
+lean_dec(x_85);
 lean_dec(x_82);
-x_88 = lean_array_push(x_6, x_87);
-x_3 = x_85;
-x_4 = x_86;
-x_6 = x_88;
-x_7 = x_69;
-x_9 = x_83;
-goto _start;
-}
-else
+x_87 = lean_array_get_size(x_2);
+x_88 = lean_nat_dec_lt(x_3, x_87);
+lean_dec(x_87);
+if (x_88 == 0)
 {
-uint8_t 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_dec(x_79);
-x_90 = 0;
-lean_inc(x_8);
-x_91 = l_Lean_Meta_mkFreshExprMVar(x_72, x_67, x_90, x_8, x_9);
-x_92 = lean_ctor_get(x_91, 0);
-lean_inc(x_92);
-x_93 = lean_ctor_get(x_91, 1);
-lean_inc(x_93);
-lean_dec(x_91);
-x_94 = lean_unsigned_to_nat(1u);
-x_95 = lean_nat_add(x_3, x_94);
-lean_dec(x_3);
-x_96 = lean_array_push(x_4, x_92);
-x_3 = x_95;
-x_4 = x_96;
-x_7 = x_69;
-x_9 = x_93;
-goto _start;
-}
-}
-else
-{
-lean_object* x_98; lean_object* x_99; 
-lean_dec(x_67);
-x_98 = lean_ctor_get(x_77, 0);
-lean_inc(x_98);
-lean_dec(x_77);
-lean_inc(x_8);
-lean_inc(x_98);
-x_99 = l_Lean_Meta_inferType(x_98, x_8, x_9);
-if (lean_obj_tag(x_99) == 0)
-{
-lean_object* x_100; lean_object* x_101; lean_object* x_102; 
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_ctor_get(x_99, 1);
-lean_inc(x_101);
-lean_dec(x_99);
-lean_inc(x_8);
-x_102 = l_Lean_Meta_isExprDefEq(x_72, x_100, x_8, x_101);
-if (lean_obj_tag(x_102) == 0)
-{
-lean_object* x_103; uint8_t x_104; 
-x_103 = lean_ctor_get(x_102, 0);
-lean_inc(x_103);
-x_104 = lean_unbox(x_103);
-lean_dec(x_103);
-if (x_104 == 0)
-{
-uint8_t x_105; 
-lean_dec(x_69);
-lean_dec(x_6);
+lean_object* x_89; lean_object* x_90; 
+lean_dec(x_86);
+lean_dec(x_83);
+lean_dec(x_81);
 lean_dec(x_5);
 lean_dec(x_3);
-x_105 = !lean_is_exclusive(x_102);
-if (x_105 == 0)
+x_89 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
+x_90 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_89, x_1, x_4, x_6, x_8, x_9);
+lean_dec(x_6);
+lean_dec(x_4);
+return x_90;
+}
+else
 {
-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_106 = lean_ctor_get(x_102, 1);
-x_107 = lean_ctor_get(x_102, 0);
-lean_dec(x_107);
-x_108 = lean_ctor_get(x_106, 0);
-lean_inc(x_108);
-x_109 = lean_ctor_get(x_106, 1);
-lean_inc(x_109);
-x_110 = lean_ctor_get(x_8, 1);
-lean_inc(x_110);
-x_111 = lean_ctor_get(x_8, 0);
-lean_inc(x_111);
-lean_dec(x_8);
-x_112 = lean_ctor_get(x_111, 0);
+lean_object* x_91; 
+x_91 = lean_array_fget(x_2, x_3);
+if (lean_obj_tag(x_91) == 0)
+{
+uint8_t x_92; lean_object* x_93; 
+x_92 = (uint8_t)((x_84 << 24) >> 61);
+x_93 = lean_box(x_92);
+if (lean_obj_tag(x_93) == 3)
+{
+uint8_t 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_94 = 1;
+lean_inc(x_8);
+x_95 = l_Lean_Meta_mkFreshExprMVar(x_86, x_81, x_94, x_8, x_9);
+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_unsigned_to_nat(1u);
+x_99 = lean_nat_add(x_3, x_98);
+lean_dec(x_3);
+lean_inc(x_96);
+x_100 = lean_array_push(x_4, x_96);
+x_101 = l_Lean_Expr_mvarId_x21(x_96);
+lean_dec(x_96);
+x_102 = lean_array_push(x_6, x_101);
+x_3 = x_99;
+x_4 = x_100;
+x_6 = x_102;
+x_7 = x_83;
+x_9 = x_97;
+goto _start;
+}
+else
+{
+uint8_t 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_dec(x_93);
+x_104 = 0;
+lean_inc(x_8);
+x_105 = l_Lean_Meta_mkFreshExprMVar(x_86, x_81, x_104, x_8, x_9);
+x_106 = lean_ctor_get(x_105, 0);
+lean_inc(x_106);
+x_107 = lean_ctor_get(x_105, 1);
+lean_inc(x_107);
+lean_dec(x_105);
+x_108 = lean_unsigned_to_nat(1u);
+x_109 = lean_nat_add(x_3, x_108);
+lean_dec(x_3);
+x_110 = lean_array_push(x_4, x_106);
+x_3 = x_109;
+x_4 = x_110;
+x_7 = x_83;
+x_9 = x_107;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; 
+lean_dec(x_81);
+x_112 = lean_ctor_get(x_91, 0);
 lean_inc(x_112);
-lean_dec(x_111);
-x_113 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_113, 0, x_108);
-lean_ctor_set(x_113, 1, x_109);
-lean_ctor_set(x_113, 2, x_110);
-lean_ctor_set(x_113, 3, x_112);
-x_114 = lean_unsigned_to_nat(0u);
-x_115 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_114, x_1);
-lean_dec(x_4);
-x_116 = lean_alloc_ctor(14, 3, 0);
-lean_ctor_set(x_116, 0, x_115);
-lean_ctor_set(x_116, 1, x_98);
-lean_ctor_set(x_116, 2, x_113);
-lean_ctor_set_tag(x_102, 1);
-lean_ctor_set(x_102, 0, x_116);
-return x_102;
-}
-else
+lean_dec(x_91);
+lean_inc(x_8);
+lean_inc(x_112);
+x_113 = l_Lean_Meta_inferType(x_112, x_8, x_9);
+if (lean_obj_tag(x_113) == 0)
 {
-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; lean_object* x_127; 
-x_117 = lean_ctor_get(x_102, 1);
+lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_ctor_get(x_113, 1);
+lean_inc(x_115);
+lean_dec(x_113);
+lean_inc(x_8);
+x_116 = l_Lean_Meta_isExprDefEq(x_86, x_114, x_8, x_115);
+if (lean_obj_tag(x_116) == 0)
+{
+lean_object* x_117; uint8_t x_118; 
+x_117 = lean_ctor_get(x_116, 0);
 lean_inc(x_117);
-lean_dec(x_102);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_117, 1);
-lean_inc(x_119);
-x_120 = lean_ctor_get(x_8, 1);
-lean_inc(x_120);
-x_121 = lean_ctor_get(x_8, 0);
-lean_inc(x_121);
-lean_dec(x_8);
-x_122 = lean_ctor_get(x_121, 0);
-lean_inc(x_122);
+x_118 = lean_unbox(x_117);
+lean_dec(x_117);
+if (x_118 == 0)
+{
+uint8_t x_119; 
+lean_dec(x_83);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_3);
+x_119 = !lean_is_exclusive(x_116);
+if (x_119 == 0)
+{
+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_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; 
+x_120 = lean_ctor_get(x_116, 1);
+x_121 = lean_ctor_get(x_116, 0);
 lean_dec(x_121);
-x_123 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_119);
-lean_ctor_set(x_123, 2, x_120);
-lean_ctor_set(x_123, 3, x_122);
-x_124 = lean_unsigned_to_nat(0u);
-x_125 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_124, x_1);
+x_122 = lean_ctor_get(x_120, 0);
+lean_inc(x_122);
+x_123 = lean_ctor_get(x_120, 1);
+lean_inc(x_123);
+x_124 = lean_ctor_get(x_8, 1);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_8, 0);
+lean_inc(x_125);
+lean_dec(x_8);
+x_126 = lean_ctor_get(x_125, 0);
+lean_inc(x_126);
+lean_dec(x_125);
+x_127 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_127, 0, x_122);
+lean_ctor_set(x_127, 1, x_123);
+lean_ctor_set(x_127, 2, x_124);
+lean_ctor_set(x_127, 3, x_126);
+x_128 = lean_unsigned_to_nat(0u);
+x_129 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_128, x_1);
 lean_dec(x_4);
-x_126 = lean_alloc_ctor(14, 3, 0);
-lean_ctor_set(x_126, 0, x_125);
-lean_ctor_set(x_126, 1, x_98);
-lean_ctor_set(x_126, 2, x_123);
-x_127 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_127, 0, x_126);
-lean_ctor_set(x_127, 1, x_117);
-return x_127;
+x_130 = lean_alloc_ctor(14, 3, 0);
+lean_ctor_set(x_130, 0, x_129);
+lean_ctor_set(x_130, 1, x_112);
+lean_ctor_set(x_130, 2, x_127);
+lean_ctor_set_tag(x_116, 1);
+lean_ctor_set(x_116, 0, x_130);
+return x_116;
+}
+else
+{
+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; 
+x_131 = lean_ctor_get(x_116, 1);
+lean_inc(x_131);
+lean_dec(x_116);
+x_132 = lean_ctor_get(x_131, 0);
+lean_inc(x_132);
+x_133 = lean_ctor_get(x_131, 1);
+lean_inc(x_133);
+x_134 = lean_ctor_get(x_8, 1);
+lean_inc(x_134);
+x_135 = lean_ctor_get(x_8, 0);
+lean_inc(x_135);
+lean_dec(x_8);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+lean_dec(x_135);
+x_137 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_137, 0, x_132);
+lean_ctor_set(x_137, 1, x_133);
+lean_ctor_set(x_137, 2, x_134);
+lean_ctor_set(x_137, 3, x_136);
+x_138 = lean_unsigned_to_nat(0u);
+x_139 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_4, x_4, x_138, x_1);
+lean_dec(x_4);
+x_140 = lean_alloc_ctor(14, 3, 0);
+lean_ctor_set(x_140, 0, x_139);
+lean_ctor_set(x_140, 1, x_112);
+lean_ctor_set(x_140, 2, x_137);
+x_141 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_141, 0, x_140);
+lean_ctor_set(x_141, 1, x_131);
+return x_141;
 }
 }
 else
 {
-lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; 
-x_128 = lean_ctor_get(x_102, 1);
-lean_inc(x_128);
-lean_dec(x_102);
-x_129 = lean_unsigned_to_nat(1u);
-x_130 = lean_nat_add(x_3, x_129);
+lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; 
+x_142 = lean_ctor_get(x_116, 1);
+lean_inc(x_142);
+lean_dec(x_116);
+x_143 = lean_unsigned_to_nat(1u);
+x_144 = lean_nat_add(x_3, x_143);
 lean_dec(x_3);
-x_131 = lean_array_push(x_4, x_98);
-x_3 = x_130;
-x_4 = x_131;
-x_7 = x_69;
-x_9 = x_128;
+x_145 = lean_array_push(x_4, x_112);
+x_3 = x_144;
+x_4 = x_145;
+x_7 = x_83;
+x_9 = x_142;
 goto _start;
 }
 }
 else
 {
-uint8_t x_133; 
-lean_dec(x_98);
-lean_dec(x_69);
+uint8_t x_147; 
+lean_dec(x_112);
+lean_dec(x_83);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_133 = !lean_is_exclusive(x_102);
-if (x_133 == 0)
+x_147 = !lean_is_exclusive(x_116);
+if (x_147 == 0)
 {
-return x_102;
+return x_116;
 }
 else
 {
-lean_object* x_134; lean_object* x_135; lean_object* x_136; 
-x_134 = lean_ctor_get(x_102, 0);
-x_135 = lean_ctor_get(x_102, 1);
-lean_inc(x_135);
-lean_inc(x_134);
-lean_dec(x_102);
-x_136 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_136, 0, x_134);
-lean_ctor_set(x_136, 1, x_135);
-return x_136;
+lean_object* x_148; lean_object* x_149; lean_object* x_150; 
+x_148 = lean_ctor_get(x_116, 0);
+x_149 = lean_ctor_get(x_116, 1);
+lean_inc(x_149);
+lean_inc(x_148);
+lean_dec(x_116);
+x_150 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_150, 0, x_148);
+lean_ctor_set(x_150, 1, x_149);
+return x_150;
 }
 }
 }
 else
 {
-uint8_t x_137; 
-lean_dec(x_98);
-lean_dec(x_72);
-lean_dec(x_69);
+uint8_t x_151; 
+lean_dec(x_112);
+lean_dec(x_86);
+lean_dec(x_83);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_137 = !lean_is_exclusive(x_99);
-if (x_137 == 0)
+x_151 = !lean_is_exclusive(x_113);
+if (x_151 == 0)
 {
-return x_99;
+return x_113;
 }
 else
 {
-lean_object* x_138; lean_object* x_139; lean_object* x_140; 
-x_138 = lean_ctor_get(x_99, 0);
-x_139 = lean_ctor_get(x_99, 1);
-lean_inc(x_139);
-lean_inc(x_138);
-lean_dec(x_99);
-x_140 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_140, 0, x_138);
-lean_ctor_set(x_140, 1, x_139);
-return x_140;
+lean_object* x_152; lean_object* x_153; lean_object* x_154; 
+x_152 = lean_ctor_get(x_113, 0);
+x_153 = lean_ctor_get(x_113, 1);
+lean_inc(x_153);
+lean_inc(x_152);
+lean_dec(x_113);
+x_154 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_154, 0, x_152);
+lean_ctor_set(x_154, 1, x_153);
+return x_154;
 }
 }
 }
@@ -7703,12 +8231,12 @@ return x_140;
 }
 else
 {
-lean_object* x_141; 
-x_141 = lean_box(0);
-x_10 = x_141;
-goto block_66;
+lean_object* x_155; 
+x_155 = lean_box(0);
+x_10 = x_155;
+goto block_80;
 }
-block_66:
+block_80:
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 lean_dec(x_10);
@@ -7739,12 +8267,12 @@ lean_dec(x_18);
 lean_dec(x_3);
 if (x_19 == 0)
 {
-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; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+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; 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_dec(x_6);
 lean_dec(x_4);
 x_20 = lean_unsigned_to_nat(0u);
 x_21 = l_Array_empty___closed__1;
-x_22 = l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1(x_2, x_2, x_20, x_21);
+x_22 = l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___spec__1(x_2, x_2, x_20, x_21);
 x_23 = lean_ctor_get(x_16, 0);
 lean_inc(x_23);
 x_24 = lean_ctor_get(x_16, 1);
@@ -7762,30 +8290,45 @@ lean_ctor_set(x_28, 0, x_23);
 lean_ctor_set(x_28, 1, x_24);
 lean_ctor_set(x_28, 2, x_25);
 lean_ctor_set(x_28, 3, x_27);
-x_29 = l_Lean_mkOptionalNode___closed__2;
-x_30 = lean_array_push(x_29, x_1);
-x_31 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_22, x_22, x_20, x_30);
-lean_dec(x_22);
-x_32 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-x_33 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3;
-x_34 = lean_alloc_ctor(16, 4, 0);
+x_29 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_29, 0, x_1);
+x_30 = l_Lean_indentExpr(x_29);
+x_31 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5;
+x_32 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_30);
+x_33 = l_Lean_MessageData_ofList___closed__3;
+x_34 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_34, 0, x_32);
 lean_ctor_set(x_34, 1, x_33);
-lean_ctor_set(x_34, 2, x_31);
-lean_ctor_set(x_34, 3, x_28);
+x_35 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8;
+x_36 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_36, 0, x_34);
+lean_ctor_set(x_36, 1, x_35);
+x_37 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_38 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_22, x_20, x_37);
+lean_dec(x_22);
+x_39 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_39, 0, x_36);
+lean_ctor_set(x_39, 1, x_38);
+x_40 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
+x_41 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_41, 0, x_40);
+lean_ctor_set(x_41, 1, x_39);
+lean_ctor_set(x_41, 2, x_28);
 lean_ctor_set_tag(x_13, 1);
-lean_ctor_set(x_13, 0, x_34);
+lean_ctor_set(x_13, 0, x_41);
 return x_13;
 }
 else
 {
-lean_object* x_35; lean_object* x_36; 
+lean_object* x_42; lean_object* x_43; 
 lean_free_object(x_13);
-x_35 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-x_36 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_35, x_1, x_4, x_6, x_8, x_16);
+x_42 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
+x_43 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_42, x_1, x_4, x_6, x_8, x_16);
 lean_dec(x_6);
 lean_dec(x_4);
-return x_36;
+return x_43;
 }
 }
 else
@@ -7799,145 +8342,160 @@ goto _start;
 }
 else
 {
-lean_object* x_38; lean_object* x_39; uint8_t x_40; 
-x_38 = lean_ctor_get(x_13, 0);
-x_39 = lean_ctor_get(x_13, 1);
-lean_inc(x_39);
-lean_inc(x_38);
+lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_45 = lean_ctor_get(x_13, 0);
+x_46 = lean_ctor_get(x_13, 1);
+lean_inc(x_46);
+lean_inc(x_45);
 lean_dec(x_13);
-x_40 = l_Lean_Expr_isForall(x_38);
-if (x_40 == 0)
+x_47 = l_Lean_Expr_isForall(x_45);
+if (x_47 == 0)
 {
-lean_object* x_41; uint8_t x_42; 
-lean_dec(x_38);
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_45);
 lean_dec(x_11);
-x_41 = lean_array_get_size(x_2);
-x_42 = lean_nat_dec_eq(x_3, x_41);
-lean_dec(x_41);
+x_48 = lean_array_get_size(x_2);
+x_49 = lean_nat_dec_eq(x_3, x_48);
+lean_dec(x_48);
 lean_dec(x_3);
-if (x_42 == 0)
+if (x_49 == 0)
 {
-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_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; lean_object* x_61; 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_dec(x_6);
 lean_dec(x_4);
-x_43 = lean_unsigned_to_nat(0u);
-x_44 = l_Array_empty___closed__1;
-x_45 = l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1(x_2, x_2, x_43, x_44);
-x_46 = lean_ctor_get(x_39, 0);
-lean_inc(x_46);
-x_47 = lean_ctor_get(x_39, 1);
-lean_inc(x_47);
-x_48 = lean_ctor_get(x_8, 1);
-lean_inc(x_48);
-x_49 = lean_ctor_get(x_8, 0);
-lean_inc(x_49);
+x_50 = lean_unsigned_to_nat(0u);
+x_51 = l_Array_empty___closed__1;
+x_52 = l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___spec__1(x_2, x_2, x_50, x_51);
+x_53 = lean_ctor_get(x_46, 0);
+lean_inc(x_53);
+x_54 = lean_ctor_get(x_46, 1);
+lean_inc(x_54);
+x_55 = lean_ctor_get(x_8, 1);
+lean_inc(x_55);
+x_56 = lean_ctor_get(x_8, 0);
+lean_inc(x_56);
 lean_dec(x_8);
-x_50 = lean_ctor_get(x_49, 0);
-lean_inc(x_50);
-lean_dec(x_49);
-x_51 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_51, 0, x_46);
-lean_ctor_set(x_51, 1, x_47);
-lean_ctor_set(x_51, 2, x_48);
-lean_ctor_set(x_51, 3, x_50);
-x_52 = l_Lean_mkOptionalNode___closed__2;
-x_53 = lean_array_push(x_52, x_1);
-x_54 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_45, x_45, x_43, x_53);
-lean_dec(x_45);
-x_55 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-x_56 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3;
-x_57 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_57, 0, x_55);
-lean_ctor_set(x_57, 1, x_56);
-lean_ctor_set(x_57, 2, x_54);
-lean_ctor_set(x_57, 3, x_51);
-x_58 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_58, 0, x_57);
-lean_ctor_set(x_58, 1, x_39);
-return x_58;
+x_57 = lean_ctor_get(x_56, 0);
+lean_inc(x_57);
+lean_dec(x_56);
+x_58 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_58, 0, x_53);
+lean_ctor_set(x_58, 1, x_54);
+lean_ctor_set(x_58, 2, x_55);
+lean_ctor_set(x_58, 3, x_57);
+x_59 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_59, 0, x_1);
+x_60 = l_Lean_indentExpr(x_59);
+x_61 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5;
+x_62 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_62, 0, x_61);
+lean_ctor_set(x_62, 1, x_60);
+x_63 = l_Lean_MessageData_ofList___closed__3;
+x_64 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_64, 0, x_62);
+lean_ctor_set(x_64, 1, x_63);
+x_65 = l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8;
+x_66 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_66, 0, x_64);
+lean_ctor_set(x_66, 1, x_65);
+x_67 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_68 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_52, x_50, x_67);
+lean_dec(x_52);
+x_69 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_69, 0, x_66);
+lean_ctor_set(x_69, 1, x_68);
+x_70 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
+x_71 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_71, 0, x_70);
+lean_ctor_set(x_71, 1, x_69);
+lean_ctor_set(x_71, 2, x_58);
+x_72 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_72, 0, x_71);
+lean_ctor_set(x_72, 1, x_46);
+return x_72;
 }
 else
 {
-lean_object* x_59; lean_object* x_60; 
-x_59 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2;
-x_60 = l___private_Lean_Meta_AppBuilder_2__mkAppMFinal(x_59, x_1, x_4, x_6, x_8, x_39);
+lean_object* x_73; lean_object* x_74; 
+x_73 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2;
+x_74 = l___private_Lean_Meta_AppBuilder_3__mkAppMFinal(x_73, x_1, x_4, x_6, x_8, x_46);
 lean_dec(x_6);
 lean_dec(x_4);
-return x_60;
+return x_74;
 }
 }
 else
 {
 x_5 = x_11;
-x_7 = x_38;
-x_9 = x_39;
+x_7 = x_45;
+x_9 = x_46;
 goto _start;
 }
 }
 }
 else
 {
-uint8_t x_62; 
+uint8_t x_76; 
 lean_dec(x_11);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_62 = !lean_is_exclusive(x_13);
-if (x_62 == 0)
+x_76 = !lean_is_exclusive(x_13);
+if (x_76 == 0)
 {
 return x_13;
 }
 else
 {
-lean_object* x_63; lean_object* x_64; lean_object* x_65; 
-x_63 = lean_ctor_get(x_13, 0);
-x_64 = lean_ctor_get(x_13, 1);
-lean_inc(x_64);
-lean_inc(x_63);
+lean_object* x_77; lean_object* x_78; lean_object* x_79; 
+x_77 = lean_ctor_get(x_13, 0);
+x_78 = lean_ctor_get(x_13, 1);
+lean_inc(x_78);
+lean_inc(x_77);
 lean_dec(x_13);
-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;
+x_79 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_79, 0, x_77);
+lean_ctor_set(x_79, 1, x_78);
+return x_79;
 }
 }
 }
 }
 }
-lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___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_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___spec__1(x_1, x_2, x_3, x_4);
+x_5 = l_Array_iterateMAux___main___at___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___spec__1(x_1, x_2, x_3, x_4);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux(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, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux(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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___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, lean_object* x_9) {
+lean_object* l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 return x_10;
 }
@@ -7995,7 +8553,7 @@ lean_ctor_set_uint8(x_8, sizeof(void*)*1, x_12);
 lean_inc(x_10);
 x_13 = l_Lean_MetavarContext_incDepth(x_10);
 lean_ctor_set(x_6, 1, x_13);
-x_14 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_6);
+x_14 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_6);
 if (lean_obj_tag(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; 
@@ -8011,7 +8569,7 @@ lean_inc(x_18);
 lean_dec(x_15);
 x_19 = lean_unsigned_to_nat(0u);
 x_20 = l_Array_empty___closed__1;
-x_21 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_17, x_2, x_19, x_20, x_19, x_20, x_18, x_3, x_16);
+x_21 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_17, x_2, x_19, x_20, x_19, x_20, x_18, x_3, x_16);
 if (lean_obj_tag(x_21) == 0)
 {
 lean_object* x_22; lean_object* x_23; uint8_t x_24; 
@@ -8451,7 +9009,7 @@ lean_inc(x_109);
 x_114 = l_Lean_MetavarContext_incDepth(x_109);
 lean_ctor_set(x_6, 4, x_113);
 lean_ctor_set(x_6, 1, x_114);
-x_115 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_6);
+x_115 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_6);
 if (lean_obj_tag(x_115) == 0)
 {
 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; 
@@ -8467,7 +9025,7 @@ lean_inc(x_119);
 lean_dec(x_116);
 x_120 = lean_unsigned_to_nat(0u);
 x_121 = l_Array_empty___closed__1;
-x_122 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_118, x_2, x_120, x_121, x_120, x_121, x_119, x_3, x_117);
+x_122 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_118, x_2, x_120, x_121, x_120, x_121, x_119, x_3, x_117);
 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; 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; 
@@ -8734,7 +9292,7 @@ lean_ctor_set(x_177, 2, x_168);
 lean_ctor_set(x_177, 3, x_169);
 lean_ctor_set(x_177, 4, x_175);
 lean_ctor_set(x_177, 5, x_170);
-x_178 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_177);
+x_178 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_177);
 if (lean_obj_tag(x_178) == 0)
 {
 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; 
@@ -8750,7 +9308,7 @@ lean_inc(x_182);
 lean_dec(x_179);
 x_183 = lean_unsigned_to_nat(0u);
 x_184 = l_Array_empty___closed__1;
-x_185 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_181, x_2, x_183, x_184, x_183, x_184, x_182, x_3, x_180);
+x_185 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_181, x_2, x_183, x_184, x_183, x_184, x_182, x_3, x_180);
 if (lean_obj_tag(x_185) == 0)
 {
 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; 
@@ -8991,7 +9549,7 @@ x_232 = lean_ctor_get(x_229, 1);
 lean_inc(x_232);
 x_233 = l_Lean_MetavarContext_incDepth(x_232);
 lean_ctor_set(x_229, 1, x_233);
-x_234 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_229);
+x_234 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, x_229);
 if (lean_obj_tag(x_234) == 0)
 {
 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; 
@@ -9008,7 +9566,7 @@ lean_dec(x_235);
 x_239 = lean_unsigned_to_nat(0u);
 x_240 = l_Array_empty___closed__1;
 lean_inc(x_3);
-x_241 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_237, x_2, x_239, x_240, x_239, x_240, x_238, x_3, x_236);
+x_241 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_237, x_2, x_239, x_240, x_239, x_240, x_238, x_3, x_236);
 if (lean_obj_tag(x_241) == 0)
 {
 lean_object* x_242; lean_object* x_243; uint8_t x_244; 
@@ -9289,7 +9847,7 @@ lean_ctor_set(x_312, 2, x_307);
 lean_ctor_set(x_312, 3, x_308);
 lean_ctor_set(x_312, 4, x_309);
 lean_ctor_set(x_312, 5, x_310);
-x_313 = l___private_Lean_Meta_AppBuilder_4__mkFun(x_1, x_3, x_312);
+x_313 = l___private_Lean_Meta_AppBuilder_5__mkFun(x_1, x_3, 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; lean_object* x_318; lean_object* x_319; lean_object* x_320; 
@@ -9306,7 +9864,7 @@ lean_dec(x_314);
 x_318 = lean_unsigned_to_nat(0u);
 x_319 = l_Array_empty___closed__1;
 lean_inc(x_3);
-x_320 = l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main(x_316, x_2, x_318, x_319, x_318, x_319, x_317, x_3, x_315);
+x_320 = l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main(x_316, x_2, x_318, x_319, x_318, x_319, x_317, x_3, x_315);
 if (lean_obj_tag(x_320) == 0)
 {
 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_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; lean_object* x_334; 
@@ -9543,6 +10101,26 @@ lean_object* _init_l_Lean_Meta_mkEqNDRec___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqNDRec___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_mkEqNDRec___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkEqNDRec___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_mkEqNDRec___closed__6() {
+_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;
@@ -9575,7 +10153,6 @@ 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);
@@ -9595,15 +10172,16 @@ 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);
+x_21 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_3, x_10);
+x_22 = l_Lean_Meta_mkEqSymm___closed__5;
+x_23 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
+x_24 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_25 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_23);
+lean_ctor_set(x_25, 2, x_20);
 lean_ctor_set_tag(x_8, 1);
 lean_ctor_set(x_8, 0, x_25);
 return x_8;
@@ -9652,61 +10230,45 @@ if (lean_is_exclusive(x_35)) {
 }
 if (lean_obj_tag(x_36) == 7)
 {
-lean_object* x_53; 
-x_53 = lean_ctor_get(x_36, 2);
-lean_inc(x_53);
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_36, 2);
+lean_inc(x_54);
 lean_dec(x_36);
-if (lean_obj_tag(x_53) == 3)
+if (lean_obj_tag(x_54) == 3)
 {
-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; lean_object* x_67; lean_object* x_68; 
+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; lean_object* x_67; lean_object* x_68; lean_object* x_69; 
 lean_dec(x_38);
 lean_dec(x_4);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-lean_dec(x_53);
-x_55 = lean_box(0);
-x_56 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_56, 0, x_33);
-lean_ctor_set(x_56, 1, x_55);
+x_55 = lean_ctor_get(x_54, 0);
+lean_inc(x_55);
+lean_dec(x_54);
+x_56 = lean_box(0);
 x_57 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_57, 0, x_54);
+lean_ctor_set(x_57, 0, x_33);
 lean_ctor_set(x_57, 1, x_56);
-x_58 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_59 = l_Lean_mkConst(x_58, x_57);
-x_60 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_61 = lean_array_push(x_60, x_28);
-x_62 = lean_array_push(x_61, x_29);
-x_63 = lean_array_push(x_62, x_1);
-x_64 = lean_array_push(x_63, x_2);
-x_65 = lean_array_push(x_64, x_30);
-x_66 = lean_array_push(x_65, x_3);
-x_67 = lean_unsigned_to_nat(0u);
-x_68 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_66, x_66, x_67, x_59);
-lean_dec(x_66);
+x_58 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_58, 0, x_55);
+lean_ctor_set(x_58, 1, x_57);
+x_59 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_60 = l_Lean_mkConst(x_59, x_58);
+x_61 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_62 = lean_array_push(x_61, x_28);
+x_63 = lean_array_push(x_62, x_29);
+x_64 = lean_array_push(x_63, x_1);
+x_65 = lean_array_push(x_64, x_2);
+x_66 = lean_array_push(x_65, x_30);
+x_67 = lean_array_push(x_66, x_3);
+x_68 = lean_unsigned_to_nat(0u);
+x_69 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_67, x_67, x_68, x_60);
+lean_dec(x_67);
 lean_ctor_set(x_31, 1, x_37);
-lean_ctor_set(x_31, 0, x_68);
+lean_ctor_set(x_31, 0, x_69);
 return x_31;
 }
 else
 {
-lean_object* x_69; 
-lean_dec(x_53);
-lean_free_object(x_31);
-lean_dec(x_33);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_69 = lean_box(0);
-x_39 = x_69;
-goto block_52;
-}
-}
-else
-{
 lean_object* x_70; 
-lean_dec(x_36);
+lean_dec(x_54);
 lean_free_object(x_31);
 lean_dec(x_33);
 lean_dec(x_30);
@@ -9716,11 +10278,27 @@ lean_dec(x_3);
 lean_dec(x_2);
 x_70 = lean_box(0);
 x_39 = x_70;
-goto block_52;
+goto block_53;
 }
-block_52:
+}
+else
 {
-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_71; 
+lean_dec(x_36);
+lean_free_object(x_31);
+lean_dec(x_33);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_28);
+lean_dec(x_3);
+lean_dec(x_2);
+x_71 = lean_box(0);
+x_39 = x_71;
+goto block_53;
+}
+block_53:
+{
+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_dec(x_39);
 x_40 = lean_ctor_get(x_37, 0);
 lean_inc(x_40);
@@ -9739,29 +10317,32 @@ lean_ctor_set(x_45, 0, x_40);
 lean_ctor_set(x_45, 1, x_41);
 lean_ctor_set(x_45, 2, x_42);
 lean_ctor_set(x_45, 3, x_44);
-x_46 = l_Lean_mkOptionalNode___closed__2;
-x_47 = lean_array_push(x_46, x_1);
-x_48 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_49 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_50 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_50, 0, x_48);
-lean_ctor_set(x_50, 1, x_49);
-lean_ctor_set(x_50, 2, x_47);
-lean_ctor_set(x_50, 3, x_45);
-if (lean_is_scalar(x_38)) {
- x_51 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_51 = x_38;
- lean_ctor_set_tag(x_51, 1);
-}
+x_46 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_46, 0, x_1);
+x_47 = l_Lean_indentExpr(x_46);
+x_48 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_49 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_49, 0, x_48);
+lean_ctor_set(x_49, 1, x_47);
+x_50 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_51 = lean_alloc_ctor(16, 3, 0);
 lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set(x_51, 1, x_37);
-return x_51;
+lean_ctor_set(x_51, 1, x_49);
+lean_ctor_set(x_51, 2, x_45);
+if (lean_is_scalar(x_38)) {
+ x_52 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_52 = x_38;
+ lean_ctor_set_tag(x_52, 1);
+}
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_37);
+return x_52;
 }
 }
 else
 {
-uint8_t x_71; 
+uint8_t x_72; 
 lean_free_object(x_31);
 lean_dec(x_33);
 lean_dec(x_30);
@@ -9771,164 +10352,167 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_71 = !lean_is_exclusive(x_35);
-if (x_71 == 0)
+x_72 = !lean_is_exclusive(x_35);
+if (x_72 == 0)
 {
 return x_35;
 }
 else
 {
-lean_object* x_72; lean_object* x_73; lean_object* x_74; 
-x_72 = lean_ctor_get(x_35, 0);
-x_73 = lean_ctor_get(x_35, 1);
+lean_object* x_73; lean_object* x_74; lean_object* x_75; 
+x_73 = lean_ctor_get(x_35, 0);
+x_74 = lean_ctor_get(x_35, 1);
+lean_inc(x_74);
 lean_inc(x_73);
-lean_inc(x_72);
 lean_dec(x_35);
-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;
+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_75; lean_object* x_76; lean_object* x_77; 
-x_75 = lean_ctor_get(x_31, 0);
-x_76 = lean_ctor_get(x_31, 1);
+lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+x_76 = lean_ctor_get(x_31, 0);
+x_77 = lean_ctor_get(x_31, 1);
+lean_inc(x_77);
 lean_inc(x_76);
-lean_inc(x_75);
 lean_dec(x_31);
 lean_inc(x_4);
 lean_inc(x_1);
-x_77 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_76);
-if (lean_obj_tag(x_77) == 0)
+x_78 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_77);
+if (lean_obj_tag(x_78) == 0)
 {
-lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-x_78 = lean_ctor_get(x_77, 0);
-lean_inc(x_78);
-x_79 = lean_ctor_get(x_77, 1);
+lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; 
+x_79 = lean_ctor_get(x_78, 0);
 lean_inc(x_79);
-if (lean_is_exclusive(x_77)) {
- lean_ctor_release(x_77, 0);
- lean_ctor_release(x_77, 1);
- x_80 = x_77;
+x_80 = lean_ctor_get(x_78, 1);
+lean_inc(x_80);
+if (lean_is_exclusive(x_78)) {
+ lean_ctor_release(x_78, 0);
+ lean_ctor_release(x_78, 1);
+ x_81 = x_78;
 } else {
- lean_dec_ref(x_77);
- x_80 = lean_box(0);
+ lean_dec_ref(x_78);
+ x_81 = lean_box(0);
 }
-if (lean_obj_tag(x_78) == 7)
+if (lean_obj_tag(x_79) == 7)
 {
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_78, 2);
-lean_inc(x_95);
-lean_dec(x_78);
-if (lean_obj_tag(x_95) == 3)
+lean_object* x_97; 
+x_97 = lean_ctor_get(x_79, 2);
+lean_inc(x_97);
+lean_dec(x_79);
+if (lean_obj_tag(x_97) == 3)
 {
-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; 
-lean_dec(x_80);
-lean_dec(x_4);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-lean_dec(x_95);
-x_97 = lean_box(0);
-x_98 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_98, 0, x_75);
-lean_ctor_set(x_98, 1, x_97);
-x_99 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_99, 0, x_96);
-lean_ctor_set(x_99, 1, x_98);
-x_100 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_101 = l_Lean_mkConst(x_100, x_99);
-x_102 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_103 = lean_array_push(x_102, x_28);
-x_104 = lean_array_push(x_103, x_29);
-x_105 = lean_array_push(x_104, x_1);
-x_106 = lean_array_push(x_105, x_2);
-x_107 = lean_array_push(x_106, x_30);
-x_108 = lean_array_push(x_107, x_3);
-x_109 = lean_unsigned_to_nat(0u);
-x_110 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_108, x_108, x_109, x_101);
-lean_dec(x_108);
-x_111 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_111, 0, x_110);
-lean_ctor_set(x_111, 1, x_79);
-return x_111;
-}
-else
-{
-lean_object* x_112; 
-lean_dec(x_95);
-lean_dec(x_75);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_112 = lean_box(0);
-x_81 = x_112;
-goto block_94;
-}
-}
-else
-{
-lean_object* x_113; 
-lean_dec(x_78);
-lean_dec(x_75);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_113 = lean_box(0);
-x_81 = x_113;
-goto block_94;
-}
-block_94:
-{
-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_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; lean_object* x_112; lean_object* x_113; 
 lean_dec(x_81);
-x_82 = lean_ctor_get(x_79, 0);
-lean_inc(x_82);
-x_83 = lean_ctor_get(x_79, 1);
+lean_dec(x_4);
+x_98 = lean_ctor_get(x_97, 0);
+lean_inc(x_98);
+lean_dec(x_97);
+x_99 = lean_box(0);
+x_100 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_100, 0, x_76);
+lean_ctor_set(x_100, 1, x_99);
+x_101 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_101, 0, x_98);
+lean_ctor_set(x_101, 1, x_100);
+x_102 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_103 = l_Lean_mkConst(x_102, x_101);
+x_104 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_105 = lean_array_push(x_104, x_28);
+x_106 = lean_array_push(x_105, x_29);
+x_107 = lean_array_push(x_106, x_1);
+x_108 = lean_array_push(x_107, x_2);
+x_109 = lean_array_push(x_108, x_30);
+x_110 = lean_array_push(x_109, x_3);
+x_111 = lean_unsigned_to_nat(0u);
+x_112 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_110, x_110, x_111, x_103);
+lean_dec(x_110);
+x_113 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_113, 0, x_112);
+lean_ctor_set(x_113, 1, x_80);
+return x_113;
+}
+else
+{
+lean_object* x_114; 
+lean_dec(x_97);
+lean_dec(x_76);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_28);
+lean_dec(x_3);
+lean_dec(x_2);
+x_114 = lean_box(0);
+x_82 = x_114;
+goto block_96;
+}
+}
+else
+{
+lean_object* x_115; 
+lean_dec(x_79);
+lean_dec(x_76);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_28);
+lean_dec(x_3);
+lean_dec(x_2);
+x_115 = lean_box(0);
+x_82 = x_115;
+goto block_96;
+}
+block_96:
+{
+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_dec(x_82);
+x_83 = lean_ctor_get(x_80, 0);
 lean_inc(x_83);
-x_84 = lean_ctor_get(x_4, 1);
+x_84 = lean_ctor_get(x_80, 1);
 lean_inc(x_84);
-x_85 = lean_ctor_get(x_4, 0);
+x_85 = lean_ctor_get(x_4, 1);
 lean_inc(x_85);
-lean_dec(x_4);
-x_86 = lean_ctor_get(x_85, 0);
+x_86 = lean_ctor_get(x_4, 0);
 lean_inc(x_86);
-lean_dec(x_85);
-x_87 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_87, 0, x_82);
-lean_ctor_set(x_87, 1, x_83);
-lean_ctor_set(x_87, 2, x_84);
-lean_ctor_set(x_87, 3, x_86);
-x_88 = l_Lean_mkOptionalNode___closed__2;
-x_89 = lean_array_push(x_88, x_1);
-x_90 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_91 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_92 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_92, 0, x_90);
-lean_ctor_set(x_92, 1, x_91);
-lean_ctor_set(x_92, 2, x_89);
-lean_ctor_set(x_92, 3, x_87);
-if (lean_is_scalar(x_80)) {
- x_93 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_4);
+x_87 = lean_ctor_get(x_86, 0);
+lean_inc(x_87);
+lean_dec(x_86);
+x_88 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_88, 0, x_83);
+lean_ctor_set(x_88, 1, x_84);
+lean_ctor_set(x_88, 2, x_85);
+lean_ctor_set(x_88, 3, x_87);
+x_89 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_89, 0, x_1);
+x_90 = l_Lean_indentExpr(x_89);
+x_91 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_92 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_92, 0, x_91);
+lean_ctor_set(x_92, 1, x_90);
+x_93 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_94 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_94, 0, x_93);
+lean_ctor_set(x_94, 1, x_92);
+lean_ctor_set(x_94, 2, x_88);
+if (lean_is_scalar(x_81)) {
+ x_95 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_93 = x_80;
- lean_ctor_set_tag(x_93, 1);
+ x_95 = x_81;
+ lean_ctor_set_tag(x_95, 1);
 }
-lean_ctor_set(x_93, 0, x_92);
-lean_ctor_set(x_93, 1, x_79);
-return x_93;
+lean_ctor_set(x_95, 0, x_94);
+lean_ctor_set(x_95, 1, x_80);
+return x_95;
 }
 }
 else
 {
-lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; 
-lean_dec(x_75);
+lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; 
+lean_dec(x_76);
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_28);
@@ -9936,32 +10520,32 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_114 = lean_ctor_get(x_77, 0);
-lean_inc(x_114);
-x_115 = lean_ctor_get(x_77, 1);
-lean_inc(x_115);
-if (lean_is_exclusive(x_77)) {
- lean_ctor_release(x_77, 0);
- lean_ctor_release(x_77, 1);
- x_116 = x_77;
+x_116 = lean_ctor_get(x_78, 0);
+lean_inc(x_116);
+x_117 = lean_ctor_get(x_78, 1);
+lean_inc(x_117);
+if (lean_is_exclusive(x_78)) {
+ lean_ctor_release(x_78, 0);
+ lean_ctor_release(x_78, 1);
+ x_118 = x_78;
 } else {
- lean_dec_ref(x_77);
- x_116 = lean_box(0);
+ lean_dec_ref(x_78);
+ x_118 = lean_box(0);
 }
-if (lean_is_scalar(x_116)) {
- x_117 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_118)) {
+ x_119 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_117 = x_116;
+ x_119 = x_118;
 }
-lean_ctor_set(x_117, 0, x_114);
-lean_ctor_set(x_117, 1, x_115);
-return x_117;
+lean_ctor_set(x_119, 0, x_116);
+lean_ctor_set(x_119, 1, x_117);
+return x_119;
 }
 }
 }
 else
 {
-uint8_t x_118; 
+uint8_t x_120; 
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_28);
@@ -9969,341 +10553,344 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_118 = !lean_is_exclusive(x_31);
-if (x_118 == 0)
+x_120 = !lean_is_exclusive(x_31);
+if (x_120 == 0)
 {
 return x_31;
 }
 else
 {
-lean_object* x_119; lean_object* x_120; lean_object* x_121; 
-x_119 = lean_ctor_get(x_31, 0);
-x_120 = lean_ctor_get(x_31, 1);
-lean_inc(x_120);
-lean_inc(x_119);
+lean_object* x_121; lean_object* x_122; lean_object* x_123; 
+x_121 = lean_ctor_get(x_31, 0);
+x_122 = lean_ctor_get(x_31, 1);
+lean_inc(x_122);
+lean_inc(x_121);
 lean_dec(x_31);
-x_121 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_121, 0, x_119);
-lean_ctor_set(x_121, 1, x_120);
-return x_121;
+x_123 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_123, 0, x_121);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
 }
 }
 }
 }
 else
 {
-lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; uint8_t x_126; 
-x_122 = lean_ctor_get(x_8, 0);
-x_123 = lean_ctor_get(x_8, 1);
-lean_inc(x_123);
-lean_inc(x_122);
+lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; uint8_t x_128; 
+x_124 = lean_ctor_get(x_8, 0);
+x_125 = lean_ctor_get(x_8, 1);
+lean_inc(x_125);
+lean_inc(x_124);
 lean_dec(x_8);
-x_124 = l_Lean_Expr_eq_x3f___closed__2;
-x_125 = lean_unsigned_to_nat(3u);
-x_126 = l_Lean_Expr_isAppOfArity___main(x_122, x_124, x_125);
-if (x_126 == 0)
+x_126 = l_Lean_Expr_eq_x3f___closed__2;
+x_127 = lean_unsigned_to_nat(3u);
+x_128 = l_Lean_Expr_isAppOfArity___main(x_124, x_126, x_127);
+if (x_128 == 0)
 {
-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; lean_object* x_137; lean_object* x_138; 
-lean_dec(x_122);
+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_dec(x_2);
 lean_dec(x_1);
-x_127 = lean_ctor_get(x_123, 0);
-lean_inc(x_127);
-x_128 = lean_ctor_get(x_123, 1);
-lean_inc(x_128);
-x_129 = lean_ctor_get(x_4, 1);
+x_129 = lean_ctor_get(x_125, 0);
 lean_inc(x_129);
-x_130 = lean_ctor_get(x_4, 0);
+x_130 = lean_ctor_get(x_125, 1);
 lean_inc(x_130);
-lean_dec(x_4);
-x_131 = lean_ctor_get(x_130, 0);
+x_131 = lean_ctor_get(x_4, 1);
 lean_inc(x_131);
-lean_dec(x_130);
-x_132 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_132, 0, x_127);
-lean_ctor_set(x_132, 1, x_128);
-lean_ctor_set(x_132, 2, x_129);
-lean_ctor_set(x_132, 3, x_131);
-x_133 = l_Lean_mkOptionalNode___closed__2;
-x_134 = lean_array_push(x_133, x_3);
-x_135 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_136 = l_Lean_Meta_mkEqSymm___closed__3;
-x_137 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_137, 0, x_135);
-lean_ctor_set(x_137, 1, x_136);
-lean_ctor_set(x_137, 2, x_134);
-lean_ctor_set(x_137, 3, x_132);
-x_138 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_138, 0, x_137);
-lean_ctor_set(x_138, 1, x_123);
-return x_138;
+x_132 = lean_ctor_get(x_4, 0);
+lean_inc(x_132);
+lean_dec(x_4);
+x_133 = lean_ctor_get(x_132, 0);
+lean_inc(x_133);
+lean_dec(x_132);
+x_134 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_134, 0, x_129);
+lean_ctor_set(x_134, 1, x_130);
+lean_ctor_set(x_134, 2, x_131);
+lean_ctor_set(x_134, 3, x_133);
+x_135 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_3, x_124);
+x_136 = l_Lean_Meta_mkEqSymm___closed__5;
+x_137 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_137, 0, x_136);
+lean_ctor_set(x_137, 1, x_135);
+x_138 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_139 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_139, 0, x_138);
+lean_ctor_set(x_139, 1, x_137);
+lean_ctor_set(x_139, 2, x_134);
+x_140 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_140, 0, x_139);
+lean_ctor_set(x_140, 1, x_125);
+return x_140;
 }
 else
 {
-lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; 
-x_139 = l_Lean_Expr_appFn_x21(x_122);
-x_140 = l_Lean_Expr_appFn_x21(x_139);
-x_141 = l_Lean_Expr_appArg_x21(x_140);
-lean_dec(x_140);
-x_142 = l_Lean_Expr_appArg_x21(x_139);
-lean_dec(x_139);
-x_143 = l_Lean_Expr_appArg_x21(x_122);
-lean_dec(x_122);
+lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; 
+x_141 = l_Lean_Expr_appFn_x21(x_124);
+x_142 = l_Lean_Expr_appFn_x21(x_141);
+x_143 = l_Lean_Expr_appArg_x21(x_142);
+lean_dec(x_142);
+x_144 = l_Lean_Expr_appArg_x21(x_141);
+lean_dec(x_141);
+x_145 = l_Lean_Expr_appArg_x21(x_124);
+lean_dec(x_124);
 lean_inc(x_4);
-lean_inc(x_141);
-x_144 = l_Lean_Meta_getLevel(x_141, x_4, x_123);
-if (lean_obj_tag(x_144) == 0)
+lean_inc(x_143);
+x_146 = l_Lean_Meta_getLevel(x_143, x_4, x_125);
+if (lean_obj_tag(x_146) == 0)
 {
-lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; 
-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;
+lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; 
+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);
+ x_149 = x_146;
 } else {
- lean_dec_ref(x_144);
- x_147 = lean_box(0);
+ lean_dec_ref(x_146);
+ x_149 = lean_box(0);
 }
 lean_inc(x_4);
 lean_inc(x_1);
-x_148 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_146);
-if (lean_obj_tag(x_148) == 0)
+x_150 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_148);
+if (lean_obj_tag(x_150) == 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;
+lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; 
+x_151 = lean_ctor_get(x_150, 0);
+lean_inc(x_151);
+x_152 = lean_ctor_get(x_150, 1);
+lean_inc(x_152);
+if (lean_is_exclusive(x_150)) {
+ lean_ctor_release(x_150, 0);
+ lean_ctor_release(x_150, 1);
+ x_153 = x_150;
 } else {
- lean_dec_ref(x_148);
- x_151 = lean_box(0);
+ lean_dec_ref(x_150);
+ x_153 = lean_box(0);
 }
-if (lean_obj_tag(x_149) == 7)
+if (lean_obj_tag(x_151) == 7)
 {
-lean_object* x_166; 
-x_166 = lean_ctor_get(x_149, 2);
-lean_inc(x_166);
-lean_dec(x_149);
-if (lean_obj_tag(x_166) == 3)
-{
-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_169; 
+x_169 = lean_ctor_get(x_151, 2);
+lean_inc(x_169);
 lean_dec(x_151);
+if (lean_obj_tag(x_169) == 3)
+{
+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_object* x_184; lean_object* x_185; 
+lean_dec(x_153);
 lean_dec(x_4);
-x_167 = lean_ctor_get(x_166, 0);
-lean_inc(x_167);
-lean_dec(x_166);
-x_168 = lean_box(0);
-x_169 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_169, 0, x_145);
-lean_ctor_set(x_169, 1, x_168);
-x_170 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_170, 0, x_167);
-lean_ctor_set(x_170, 1, x_169);
-x_171 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_172 = l_Lean_mkConst(x_171, x_170);
-x_173 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_174 = lean_array_push(x_173, x_141);
-x_175 = lean_array_push(x_174, x_142);
-x_176 = lean_array_push(x_175, x_1);
-x_177 = lean_array_push(x_176, x_2);
-x_178 = lean_array_push(x_177, x_143);
-x_179 = lean_array_push(x_178, x_3);
-x_180 = lean_unsigned_to_nat(0u);
-x_181 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_179, x_179, x_180, x_172);
-lean_dec(x_179);
-if (lean_is_scalar(x_147)) {
- x_182 = lean_alloc_ctor(0, 2, 0);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+lean_dec(x_169);
+x_171 = lean_box(0);
+x_172 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_172, 0, x_147);
+lean_ctor_set(x_172, 1, x_171);
+x_173 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_173, 0, x_170);
+lean_ctor_set(x_173, 1, x_172);
+x_174 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_175 = l_Lean_mkConst(x_174, x_173);
+x_176 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_177 = lean_array_push(x_176, x_143);
+x_178 = lean_array_push(x_177, x_144);
+x_179 = lean_array_push(x_178, x_1);
+x_180 = lean_array_push(x_179, x_2);
+x_181 = lean_array_push(x_180, x_145);
+x_182 = lean_array_push(x_181, x_3);
+x_183 = lean_unsigned_to_nat(0u);
+x_184 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_182, x_182, x_183, x_175);
+lean_dec(x_182);
+if (lean_is_scalar(x_149)) {
+ x_185 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_182 = x_147;
+ x_185 = x_149;
 }
-lean_ctor_set(x_182, 0, x_181);
-lean_ctor_set(x_182, 1, x_150);
-return x_182;
+lean_ctor_set(x_185, 0, x_184);
+lean_ctor_set(x_185, 1, x_152);
+return x_185;
 }
 else
 {
-lean_object* x_183; 
-lean_dec(x_166);
-lean_dec(x_147);
-lean_dec(x_145);
-lean_dec(x_143);
-lean_dec(x_142);
-lean_dec(x_141);
-lean_dec(x_3);
-lean_dec(x_2);
-x_183 = lean_box(0);
-x_152 = x_183;
-goto block_165;
-}
-}
-else
-{
-lean_object* x_184; 
+lean_object* x_186; 
+lean_dec(x_169);
 lean_dec(x_149);
 lean_dec(x_147);
 lean_dec(x_145);
+lean_dec(x_144);
 lean_dec(x_143);
-lean_dec(x_142);
-lean_dec(x_141);
 lean_dec(x_3);
 lean_dec(x_2);
-x_184 = lean_box(0);
-x_152 = x_184;
-goto block_165;
-}
-block_165:
-{
-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_dec(x_152);
-x_153 = lean_ctor_get(x_150, 0);
-lean_inc(x_153);
-x_154 = lean_ctor_get(x_150, 1);
-lean_inc(x_154);
-x_155 = lean_ctor_get(x_4, 1);
-lean_inc(x_155);
-x_156 = lean_ctor_get(x_4, 0);
-lean_inc(x_156);
-lean_dec(x_4);
-x_157 = lean_ctor_get(x_156, 0);
-lean_inc(x_157);
-lean_dec(x_156);
-x_158 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_158, 0, x_153);
-lean_ctor_set(x_158, 1, x_154);
-lean_ctor_set(x_158, 2, x_155);
-lean_ctor_set(x_158, 3, x_157);
-x_159 = l_Lean_mkOptionalNode___closed__2;
-x_160 = lean_array_push(x_159, x_1);
-x_161 = l_Lean_Meta_mkEqNDRec___closed__2;
-x_162 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_163 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_163, 0, x_161);
-lean_ctor_set(x_163, 1, x_162);
-lean_ctor_set(x_163, 2, x_160);
-lean_ctor_set(x_163, 3, x_158);
-if (lean_is_scalar(x_151)) {
- x_164 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_164 = x_151;
- lean_ctor_set_tag(x_164, 1);
-}
-lean_ctor_set(x_164, 0, x_163);
-lean_ctor_set(x_164, 1, x_150);
-return x_164;
+x_186 = lean_box(0);
+x_154 = x_186;
+goto block_168;
 }
 }
 else
 {
-lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; 
+lean_object* x_187; 
+lean_dec(x_151);
+lean_dec(x_149);
 lean_dec(x_147);
 lean_dec(x_145);
+lean_dec(x_144);
 lean_dec(x_143);
-lean_dec(x_142);
-lean_dec(x_141);
-lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-lean_dec(x_1);
-x_185 = lean_ctor_get(x_148, 0);
-lean_inc(x_185);
-x_186 = lean_ctor_get(x_148, 1);
-lean_inc(x_186);
-if (lean_is_exclusive(x_148)) {
- lean_ctor_release(x_148, 0);
- lean_ctor_release(x_148, 1);
- x_187 = x_148;
-} else {
- lean_dec_ref(x_148);
- x_187 = lean_box(0);
+x_187 = lean_box(0);
+x_154 = x_187;
+goto block_168;
 }
-if (lean_is_scalar(x_187)) {
- x_188 = lean_alloc_ctor(1, 2, 0);
+block_168:
+{
+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_dec(x_154);
+x_155 = lean_ctor_get(x_152, 0);
+lean_inc(x_155);
+x_156 = lean_ctor_get(x_152, 1);
+lean_inc(x_156);
+x_157 = lean_ctor_get(x_4, 1);
+lean_inc(x_157);
+x_158 = lean_ctor_get(x_4, 0);
+lean_inc(x_158);
+lean_dec(x_4);
+x_159 = lean_ctor_get(x_158, 0);
+lean_inc(x_159);
+lean_dec(x_158);
+x_160 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_160, 0, x_155);
+lean_ctor_set(x_160, 1, x_156);
+lean_ctor_set(x_160, 2, x_157);
+lean_ctor_set(x_160, 3, x_159);
+x_161 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_161, 0, x_1);
+x_162 = l_Lean_indentExpr(x_161);
+x_163 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_164 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_164, 0, x_163);
+lean_ctor_set(x_164, 1, x_162);
+x_165 = l_Lean_Meta_mkEqNDRec___closed__2;
+x_166 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_166, 0, x_165);
+lean_ctor_set(x_166, 1, x_164);
+lean_ctor_set(x_166, 2, x_160);
+if (lean_is_scalar(x_153)) {
+ x_167 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_188 = x_187;
+ x_167 = x_153;
+ lean_ctor_set_tag(x_167, 1);
 }
-lean_ctor_set(x_188, 0, x_185);
-lean_ctor_set(x_188, 1, x_186);
-return x_188;
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_152);
+return x_167;
 }
 }
 else
 {
-lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; 
+lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; 
+lean_dec(x_149);
+lean_dec(x_147);
+lean_dec(x_145);
+lean_dec(x_144);
 lean_dec(x_143);
-lean_dec(x_142);
-lean_dec(x_141);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_189 = lean_ctor_get(x_144, 0);
+x_188 = lean_ctor_get(x_150, 0);
+lean_inc(x_188);
+x_189 = lean_ctor_get(x_150, 1);
 lean_inc(x_189);
-x_190 = lean_ctor_get(x_144, 1);
-lean_inc(x_190);
-if (lean_is_exclusive(x_144)) {
- lean_ctor_release(x_144, 0);
- lean_ctor_release(x_144, 1);
- x_191 = x_144;
+if (lean_is_exclusive(x_150)) {
+ lean_ctor_release(x_150, 0);
+ lean_ctor_release(x_150, 1);
+ x_190 = x_150;
 } else {
- lean_dec_ref(x_144);
- x_191 = lean_box(0);
+ lean_dec_ref(x_150);
+ x_190 = lean_box(0);
 }
-if (lean_is_scalar(x_191)) {
- x_192 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_190)) {
+ x_191 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_192 = x_191;
+ x_191 = x_190;
 }
-lean_ctor_set(x_192, 0, x_189);
-lean_ctor_set(x_192, 1, x_190);
-return x_192;
+lean_ctor_set(x_191, 0, x_188);
+lean_ctor_set(x_191, 1, x_189);
+return x_191;
+}
+}
+else
+{
+lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; 
+lean_dec(x_145);
+lean_dec(x_144);
+lean_dec(x_143);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_192 = lean_ctor_get(x_146, 0);
+lean_inc(x_192);
+x_193 = lean_ctor_get(x_146, 1);
+lean_inc(x_193);
+if (lean_is_exclusive(x_146)) {
+ lean_ctor_release(x_146, 0);
+ lean_ctor_release(x_146, 1);
+ x_194 = x_146;
+} else {
+ lean_dec_ref(x_146);
+ x_194 = lean_box(0);
+}
+if (lean_is_scalar(x_194)) {
+ x_195 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_195 = x_194;
+}
+lean_ctor_set(x_195, 0, x_192);
+lean_ctor_set(x_195, 1, x_193);
+return x_195;
 }
 }
 }
 }
 else
 {
-uint8_t x_193; 
+uint8_t x_196; 
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_193 = !lean_is_exclusive(x_8);
-if (x_193 == 0)
+x_196 = !lean_is_exclusive(x_8);
+if (x_196 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_194; lean_object* x_195; lean_object* x_196; 
-x_194 = lean_ctor_get(x_8, 0);
-x_195 = lean_ctor_get(x_8, 1);
-lean_inc(x_195);
-lean_inc(x_194);
+lean_object* x_197; lean_object* x_198; lean_object* x_199; 
+x_197 = lean_ctor_get(x_8, 0);
+x_198 = lean_ctor_get(x_8, 1);
+lean_inc(x_198);
+lean_inc(x_197);
 lean_dec(x_8);
-x_196 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_196, 0, x_194);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
+x_199 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_199, 0, x_197);
+lean_ctor_set(x_199, 1, x_198);
+return x_199;
 }
 }
 }
 else
 {
-lean_object* x_197; 
+lean_object* x_200; 
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_2);
-lean_ctor_set(x_197, 1, x_5);
-return x_197;
+x_200 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_200, 0, x_2);
+lean_ctor_set(x_200, 1, x_5);
+return x_200;
 }
 }
 }
@@ -10343,7 +10930,7 @@ 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_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_object* x_26; 
 lean_dec(x_10);
 lean_dec(x_2);
 lean_dec(x_1);
@@ -10364,524 +10951,518 @@ 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__1;
-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);
+x_21 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_21, 0, x_3);
+x_22 = l_Lean_indentExpr(x_21);
+x_23 = l_Lean_Meta_mkEqSymm___closed__5;
+x_24 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_24, 0, x_23);
+lean_ctor_set(x_24, 1, x_22);
+x_25 = l_Lean_Meta_mkEqRec___closed__1;
+x_26 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_24);
+lean_ctor_set(x_26, 2, x_20);
 lean_ctor_set_tag(x_8, 1);
-lean_ctor_set(x_8, 0, x_25);
+lean_ctor_set(x_8, 0, x_26);
 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_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
 lean_free_object(x_8);
-x_26 = l_Lean_Expr_appFn_x21(x_10);
-x_27 = l_Lean_Expr_appFn_x21(x_26);
-x_28 = l_Lean_Expr_appArg_x21(x_27);
+x_27 = l_Lean_Expr_appFn_x21(x_10);
+x_28 = l_Lean_Expr_appFn_x21(x_27);
+x_29 = l_Lean_Expr_appArg_x21(x_28);
+lean_dec(x_28);
+x_30 = l_Lean_Expr_appArg_x21(x_27);
 lean_dec(x_27);
-x_29 = l_Lean_Expr_appArg_x21(x_26);
-lean_dec(x_26);
-x_30 = l_Lean_Expr_appArg_x21(x_10);
+x_31 = l_Lean_Expr_appArg_x21(x_10);
 lean_dec(x_10);
 lean_inc(x_4);
-lean_inc(x_28);
-x_31 = l_Lean_Meta_getLevel(x_28, x_4, x_11);
-if (lean_obj_tag(x_31) == 0)
+lean_inc(x_29);
+x_32 = l_Lean_Meta_getLevel(x_29, x_4, x_11);
+if (lean_obj_tag(x_32) == 0)
 {
-uint8_t x_32; 
-x_32 = !lean_is_exclusive(x_31);
-if (x_32 == 0)
+uint8_t x_33; 
+x_33 = !lean_is_exclusive(x_32);
+if (x_33 == 0)
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_33 = lean_ctor_get(x_31, 0);
-x_34 = lean_ctor_get(x_31, 1);
+lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+x_34 = lean_ctor_get(x_32, 0);
+x_35 = lean_ctor_get(x_32, 1);
 lean_inc(x_4);
 lean_inc(x_1);
-x_35 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_34);
-if (lean_obj_tag(x_35) == 0)
+x_36 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_35);
+if (lean_obj_tag(x_36) == 0)
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_35, 1);
+lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_37 = lean_ctor_get(x_36, 0);
 lean_inc(x_37);
-if (lean_is_exclusive(x_35)) {
- lean_ctor_release(x_35, 0);
- lean_ctor_release(x_35, 1);
- x_38 = x_35;
+x_38 = lean_ctor_get(x_36, 1);
+lean_inc(x_38);
+if (lean_is_exclusive(x_36)) {
+ lean_ctor_release(x_36, 0);
+ lean_ctor_release(x_36, 1);
+ x_39 = x_36;
 } else {
- lean_dec_ref(x_35);
- x_38 = lean_box(0);
+ lean_dec_ref(x_36);
+ x_39 = lean_box(0);
 }
-if (lean_obj_tag(x_36) == 7)
+if (lean_obj_tag(x_37) == 7)
 {
-lean_object* x_53; 
-x_53 = lean_ctor_get(x_36, 2);
-lean_inc(x_53);
-lean_dec(x_36);
-if (lean_obj_tag(x_53) == 7)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_53, 2);
-lean_inc(x_54);
-lean_dec(x_53);
-if (lean_obj_tag(x_54) == 3)
-{
-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; lean_object* x_67; lean_object* x_68; lean_object* x_69; 
-lean_dec(x_38);
-lean_dec(x_4);
-x_55 = lean_ctor_get(x_54, 0);
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_37, 2);
 lean_inc(x_55);
-lean_dec(x_54);
-x_56 = lean_box(0);
-x_57 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_57, 0, x_33);
-lean_ctor_set(x_57, 1, x_56);
-x_58 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_58, 0, x_55);
-lean_ctor_set(x_58, 1, x_57);
-x_59 = l_Lean_Meta_mkEqRec___closed__1;
-x_60 = l_Lean_mkConst(x_59, x_58);
-x_61 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_62 = lean_array_push(x_61, x_28);
-x_63 = lean_array_push(x_62, x_29);
-x_64 = lean_array_push(x_63, x_1);
-x_65 = lean_array_push(x_64, x_2);
-x_66 = lean_array_push(x_65, x_30);
-x_67 = lean_array_push(x_66, x_3);
-x_68 = lean_unsigned_to_nat(0u);
-x_69 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_67, x_67, x_68, x_60);
-lean_dec(x_67);
-lean_ctor_set(x_31, 1, x_37);
-lean_ctor_set(x_31, 0, x_69);
-return x_31;
-}
-else
+lean_dec(x_37);
+if (lean_obj_tag(x_55) == 7)
 {
-lean_object* x_70; 
-lean_dec(x_54);
-lean_free_object(x_31);
-lean_dec(x_33);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_70 = lean_box(0);
-x_39 = x_70;
-goto block_52;
-}
-}
-else
+lean_object* x_56; 
+x_56 = lean_ctor_get(x_55, 2);
+lean_inc(x_56);
+lean_dec(x_55);
+if (lean_obj_tag(x_56) == 3)
 {
-lean_object* x_71; 
-lean_dec(x_53);
-lean_free_object(x_31);
-lean_dec(x_33);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_71 = lean_box(0);
-x_39 = x_71;
-goto block_52;
-}
+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; lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; 
+lean_dec(x_39);
+lean_dec(x_4);
+x_57 = lean_ctor_get(x_56, 0);
+lean_inc(x_57);
+lean_dec(x_56);
+x_58 = lean_box(0);
+x_59 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_59, 0, x_34);
+lean_ctor_set(x_59, 1, x_58);
+x_60 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_60, 0, x_57);
+lean_ctor_set(x_60, 1, x_59);
+x_61 = l_Lean_Meta_mkEqRec___closed__1;
+x_62 = l_Lean_mkConst(x_61, x_60);
+x_63 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_64 = lean_array_push(x_63, x_29);
+x_65 = lean_array_push(x_64, x_30);
+x_66 = lean_array_push(x_65, x_1);
+x_67 = lean_array_push(x_66, x_2);
+x_68 = lean_array_push(x_67, x_31);
+x_69 = lean_array_push(x_68, x_3);
+x_70 = lean_unsigned_to_nat(0u);
+x_71 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_69, x_69, x_70, x_62);
+lean_dec(x_69);
+lean_ctor_set(x_32, 1, x_38);
+lean_ctor_set(x_32, 0, x_71);
+return x_32;
 }
 else
 {
 lean_object* x_72; 
-lean_dec(x_36);
-lean_free_object(x_31);
-lean_dec(x_33);
+lean_dec(x_56);
+lean_free_object(x_32);
+lean_dec(x_34);
+lean_dec(x_31);
 lean_dec(x_30);
 lean_dec(x_29);
-lean_dec(x_28);
 lean_dec(x_3);
 lean_dec(x_2);
 x_72 = lean_box(0);
-x_39 = x_72;
-goto block_52;
-}
-block_52:
-{
-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_dec(x_39);
-x_40 = lean_ctor_get(x_37, 0);
-lean_inc(x_40);
-x_41 = lean_ctor_get(x_37, 1);
-lean_inc(x_41);
-x_42 = lean_ctor_get(x_4, 1);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_4, 0);
-lean_inc(x_43);
-lean_dec(x_4);
-x_44 = lean_ctor_get(x_43, 0);
-lean_inc(x_44);
-lean_dec(x_43);
-x_45 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_45, 0, x_40);
-lean_ctor_set(x_45, 1, x_41);
-lean_ctor_set(x_45, 2, x_42);
-lean_ctor_set(x_45, 3, x_44);
-x_46 = l_Lean_mkOptionalNode___closed__2;
-x_47 = lean_array_push(x_46, x_1);
-x_48 = l_Lean_Meta_mkEqRec___closed__1;
-x_49 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_50 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_50, 0, x_48);
-lean_ctor_set(x_50, 1, x_49);
-lean_ctor_set(x_50, 2, x_47);
-lean_ctor_set(x_50, 3, x_45);
-if (lean_is_scalar(x_38)) {
- x_51 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_51 = x_38;
- lean_ctor_set_tag(x_51, 1);
-}
-lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set(x_51, 1, x_37);
-return x_51;
+x_40 = x_72;
+goto block_54;
 }
 }
 else
 {
-uint8_t x_73; 
-lean_free_object(x_31);
-lean_dec(x_33);
+lean_object* x_73; 
+lean_dec(x_55);
+lean_free_object(x_32);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+x_73 = lean_box(0);
+x_40 = x_73;
+goto block_54;
+}
+}
+else
+{
+lean_object* x_74; 
+lean_dec(x_37);
+lean_free_object(x_32);
+lean_dec(x_34);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+x_74 = lean_box(0);
+x_40 = x_74;
+goto block_54;
+}
+block_54:
+{
+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_dec(x_40);
+x_41 = lean_ctor_get(x_38, 0);
+lean_inc(x_41);
+x_42 = lean_ctor_get(x_38, 1);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_4, 1);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_4, 0);
+lean_inc(x_44);
+lean_dec(x_4);
+x_45 = lean_ctor_get(x_44, 0);
+lean_inc(x_45);
+lean_dec(x_44);
+x_46 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_46, 0, x_41);
+lean_ctor_set(x_46, 1, x_42);
+lean_ctor_set(x_46, 2, x_43);
+lean_ctor_set(x_46, 3, x_45);
+x_47 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_47, 0, x_1);
+x_48 = l_Lean_indentExpr(x_47);
+x_49 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_50 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_50, 0, x_49);
+lean_ctor_set(x_50, 1, x_48);
+x_51 = l_Lean_Meta_mkEqRec___closed__1;
+x_52 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_50);
+lean_ctor_set(x_52, 2, x_46);
+if (lean_is_scalar(x_39)) {
+ x_53 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_53 = x_39;
+ lean_ctor_set_tag(x_53, 1);
+}
+lean_ctor_set(x_53, 0, x_52);
+lean_ctor_set(x_53, 1, x_38);
+return x_53;
+}
+}
+else
+{
+uint8_t x_75; 
+lean_free_object(x_32);
+lean_dec(x_34);
+lean_dec(x_31);
 lean_dec(x_30);
 lean_dec(x_29);
-lean_dec(x_28);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_73 = !lean_is_exclusive(x_35);
-if (x_73 == 0)
+x_75 = !lean_is_exclusive(x_36);
+if (x_75 == 0)
 {
-return x_35;
+return x_36;
 }
 else
 {
-lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_74 = lean_ctor_get(x_35, 0);
-x_75 = lean_ctor_get(x_35, 1);
-lean_inc(x_75);
-lean_inc(x_74);
-lean_dec(x_35);
-x_76 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_76, 0, x_74);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-}
-else
-{
-lean_object* x_77; lean_object* x_78; lean_object* x_79; 
-x_77 = lean_ctor_get(x_31, 0);
-x_78 = lean_ctor_get(x_31, 1);
-lean_inc(x_78);
+lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+x_76 = lean_ctor_get(x_36, 0);
+x_77 = lean_ctor_get(x_36, 1);
 lean_inc(x_77);
-lean_dec(x_31);
+lean_inc(x_76);
+lean_dec(x_36);
+x_78 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_78, 0, x_76);
+lean_ctor_set(x_78, 1, x_77);
+return x_78;
+}
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_79 = lean_ctor_get(x_32, 0);
+x_80 = lean_ctor_get(x_32, 1);
+lean_inc(x_80);
+lean_inc(x_79);
+lean_dec(x_32);
 lean_inc(x_4);
 lean_inc(x_1);
-x_79 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_78);
-if (lean_obj_tag(x_79) == 0)
+x_81 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_80);
+if (lean_obj_tag(x_81) == 0)
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
-x_80 = lean_ctor_get(x_79, 0);
-lean_inc(x_80);
-x_81 = lean_ctor_get(x_79, 1);
-lean_inc(x_81);
-if (lean_is_exclusive(x_79)) {
- lean_ctor_release(x_79, 0);
- lean_ctor_release(x_79, 1);
- x_82 = x_79;
+lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_82 = lean_ctor_get(x_81, 0);
+lean_inc(x_82);
+x_83 = lean_ctor_get(x_81, 1);
+lean_inc(x_83);
+if (lean_is_exclusive(x_81)) {
+ lean_ctor_release(x_81, 0);
+ lean_ctor_release(x_81, 1);
+ x_84 = x_81;
 } else {
- lean_dec_ref(x_79);
- x_82 = lean_box(0);
+ lean_dec_ref(x_81);
+ x_84 = lean_box(0);
 }
-if (lean_obj_tag(x_80) == 7)
+if (lean_obj_tag(x_82) == 7)
 {
-lean_object* x_97; 
-x_97 = lean_ctor_get(x_80, 2);
-lean_inc(x_97);
-lean_dec(x_80);
-if (lean_obj_tag(x_97) == 7)
-{
-lean_object* x_98; 
-x_98 = lean_ctor_get(x_97, 2);
-lean_inc(x_98);
-lean_dec(x_97);
-if (lean_obj_tag(x_98) == 3)
-{
-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; lean_object* x_112; lean_object* x_113; lean_object* x_114; 
+lean_object* x_100; 
+x_100 = lean_ctor_get(x_82, 2);
+lean_inc(x_100);
 lean_dec(x_82);
+if (lean_obj_tag(x_100) == 7)
+{
+lean_object* x_101; 
+x_101 = lean_ctor_get(x_100, 2);
+lean_inc(x_101);
+lean_dec(x_100);
+if (lean_obj_tag(x_101) == 3)
+{
+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_dec(x_84);
 lean_dec(x_4);
-x_99 = lean_ctor_get(x_98, 0);
-lean_inc(x_99);
-lean_dec(x_98);
-x_100 = lean_box(0);
-x_101 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_101, 0, x_77);
-lean_ctor_set(x_101, 1, x_100);
-x_102 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_102, 0, x_99);
-lean_ctor_set(x_102, 1, x_101);
-x_103 = l_Lean_Meta_mkEqRec___closed__1;
-x_104 = l_Lean_mkConst(x_103, x_102);
-x_105 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_106 = lean_array_push(x_105, x_28);
-x_107 = lean_array_push(x_106, x_29);
-x_108 = lean_array_push(x_107, x_1);
-x_109 = lean_array_push(x_108, x_2);
+x_102 = lean_ctor_get(x_101, 0);
+lean_inc(x_102);
+lean_dec(x_101);
+x_103 = lean_box(0);
+x_104 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_104, 0, x_79);
+lean_ctor_set(x_104, 1, x_103);
+x_105 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_105, 0, x_102);
+lean_ctor_set(x_105, 1, x_104);
+x_106 = l_Lean_Meta_mkEqRec___closed__1;
+x_107 = l_Lean_mkConst(x_106, x_105);
+x_108 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_109 = lean_array_push(x_108, x_29);
 x_110 = lean_array_push(x_109, x_30);
-x_111 = lean_array_push(x_110, x_3);
-x_112 = lean_unsigned_to_nat(0u);
-x_113 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_111, x_111, x_112, x_104);
-lean_dec(x_111);
-x_114 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_114, 0, x_113);
-lean_ctor_set(x_114, 1, x_81);
-return x_114;
+x_111 = lean_array_push(x_110, x_1);
+x_112 = lean_array_push(x_111, x_2);
+x_113 = lean_array_push(x_112, x_31);
+x_114 = lean_array_push(x_113, x_3);
+x_115 = lean_unsigned_to_nat(0u);
+x_116 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_114, x_114, x_115, x_107);
+lean_dec(x_114);
+x_117 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_117, 0, x_116);
+lean_ctor_set(x_117, 1, x_83);
+return x_117;
 }
 else
 {
-lean_object* x_115; 
-lean_dec(x_98);
-lean_dec(x_77);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_115 = lean_box(0);
-x_83 = x_115;
-goto block_96;
-}
-}
-else
-{
-lean_object* x_116; 
-lean_dec(x_97);
-lean_dec(x_77);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_116 = lean_box(0);
-x_83 = x_116;
-goto block_96;
-}
-}
-else
-{
-lean_object* x_117; 
-lean_dec(x_80);
-lean_dec(x_77);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_3);
-lean_dec(x_2);
-x_117 = lean_box(0);
-x_83 = x_117;
-goto block_96;
-}
-block_96:
-{
-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_dec(x_83);
-x_84 = lean_ctor_get(x_81, 0);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_81, 1);
-lean_inc(x_85);
-x_86 = lean_ctor_get(x_4, 1);
-lean_inc(x_86);
-x_87 = lean_ctor_get(x_4, 0);
-lean_inc(x_87);
-lean_dec(x_4);
-x_88 = lean_ctor_get(x_87, 0);
-lean_inc(x_88);
-lean_dec(x_87);
-x_89 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_89, 0, x_84);
-lean_ctor_set(x_89, 1, x_85);
-lean_ctor_set(x_89, 2, x_86);
-lean_ctor_set(x_89, 3, x_88);
-x_90 = l_Lean_mkOptionalNode___closed__2;
-x_91 = lean_array_push(x_90, x_1);
-x_92 = l_Lean_Meta_mkEqRec___closed__1;
-x_93 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_94 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_94, 0, x_92);
-lean_ctor_set(x_94, 1, x_93);
-lean_ctor_set(x_94, 2, x_91);
-lean_ctor_set(x_94, 3, x_89);
-if (lean_is_scalar(x_82)) {
- x_95 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_95 = x_82;
- lean_ctor_set_tag(x_95, 1);
-}
-lean_ctor_set(x_95, 0, x_94);
-lean_ctor_set(x_95, 1, x_81);
-return x_95;
-}
-}
-else
-{
-lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; 
-lean_dec(x_77);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_118 = lean_ctor_get(x_79, 0);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_79, 1);
-lean_inc(x_119);
-if (lean_is_exclusive(x_79)) {
- lean_ctor_release(x_79, 0);
- lean_ctor_release(x_79, 1);
- x_120 = x_79;
-} else {
- lean_dec_ref(x_79);
- x_120 = lean_box(0);
-}
-if (lean_is_scalar(x_120)) {
- x_121 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_121 = x_120;
-}
-lean_ctor_set(x_121, 0, x_118);
-lean_ctor_set(x_121, 1, x_119);
-return x_121;
-}
-}
-}
-else
-{
-uint8_t x_122; 
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_28);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_122 = !lean_is_exclusive(x_31);
-if (x_122 == 0)
-{
-return x_31;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; lean_object* x_125; 
-x_123 = lean_ctor_get(x_31, 0);
-x_124 = lean_ctor_get(x_31, 1);
-lean_inc(x_124);
-lean_inc(x_123);
+lean_object* x_118; 
+lean_dec(x_101);
+lean_dec(x_79);
 lean_dec(x_31);
-x_125 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_125, 0, x_123);
-lean_ctor_set(x_125, 1, x_124);
-return x_125;
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+x_118 = lean_box(0);
+x_85 = x_118;
+goto block_99;
 }
 }
+else
+{
+lean_object* x_119; 
+lean_dec(x_100);
+lean_dec(x_79);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+x_119 = lean_box(0);
+x_85 = x_119;
+goto block_99;
+}
+}
+else
+{
+lean_object* x_120; 
+lean_dec(x_82);
+lean_dec(x_79);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_3);
+lean_dec(x_2);
+x_120 = lean_box(0);
+x_85 = x_120;
+goto block_99;
+}
+block_99:
+{
+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_dec(x_85);
+x_86 = lean_ctor_get(x_83, 0);
+lean_inc(x_86);
+x_87 = lean_ctor_get(x_83, 1);
+lean_inc(x_87);
+x_88 = lean_ctor_get(x_4, 1);
+lean_inc(x_88);
+x_89 = lean_ctor_get(x_4, 0);
+lean_inc(x_89);
+lean_dec(x_4);
+x_90 = lean_ctor_get(x_89, 0);
+lean_inc(x_90);
+lean_dec(x_89);
+x_91 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_91, 0, x_86);
+lean_ctor_set(x_91, 1, x_87);
+lean_ctor_set(x_91, 2, x_88);
+lean_ctor_set(x_91, 3, x_90);
+x_92 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_92, 0, x_1);
+x_93 = l_Lean_indentExpr(x_92);
+x_94 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_95 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_95, 0, x_94);
+lean_ctor_set(x_95, 1, x_93);
+x_96 = l_Lean_Meta_mkEqRec___closed__1;
+x_97 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_97, 0, x_96);
+lean_ctor_set(x_97, 1, x_95);
+lean_ctor_set(x_97, 2, x_91);
+if (lean_is_scalar(x_84)) {
+ x_98 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_98 = x_84;
+ lean_ctor_set_tag(x_98, 1);
+}
+lean_ctor_set(x_98, 0, x_97);
+lean_ctor_set(x_98, 1, x_83);
+return x_98;
+}
+}
+else
+{
+lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
+lean_dec(x_79);
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_121 = lean_ctor_get(x_81, 0);
+lean_inc(x_121);
+x_122 = lean_ctor_get(x_81, 1);
+lean_inc(x_122);
+if (lean_is_exclusive(x_81)) {
+ lean_ctor_release(x_81, 0);
+ lean_ctor_release(x_81, 1);
+ x_123 = x_81;
+} else {
+ lean_dec_ref(x_81);
+ x_123 = lean_box(0);
+}
+if (lean_is_scalar(x_123)) {
+ x_124 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_124 = x_123;
+}
+lean_ctor_set(x_124, 0, x_121);
+lean_ctor_set(x_124, 1, x_122);
+return x_124;
+}
 }
 }
 else
 {
-lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; uint8_t x_130; 
-x_126 = lean_ctor_get(x_8, 0);
-x_127 = lean_ctor_get(x_8, 1);
+uint8_t x_125; 
+lean_dec(x_31);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_125 = !lean_is_exclusive(x_32);
+if (x_125 == 0)
+{
+return x_32;
+}
+else
+{
+lean_object* x_126; lean_object* x_127; lean_object* x_128; 
+x_126 = lean_ctor_get(x_32, 0);
+x_127 = lean_ctor_get(x_32, 1);
 lean_inc(x_127);
 lean_inc(x_126);
-lean_dec(x_8);
-x_128 = l_Lean_Expr_eq_x3f___closed__2;
-x_129 = lean_unsigned_to_nat(3u);
-x_130 = l_Lean_Expr_isAppOfArity___main(x_126, x_128, x_129);
-if (x_130 == 0)
-{
-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_dec(x_126);
-lean_dec(x_2);
-lean_dec(x_1);
-x_131 = lean_ctor_get(x_127, 0);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_127, 1);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_4, 1);
-lean_inc(x_133);
-x_134 = lean_ctor_get(x_4, 0);
-lean_inc(x_134);
-lean_dec(x_4);
-x_135 = lean_ctor_get(x_134, 0);
-lean_inc(x_135);
-lean_dec(x_134);
-x_136 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_136, 0, x_131);
-lean_ctor_set(x_136, 1, x_132);
-lean_ctor_set(x_136, 2, x_133);
-lean_ctor_set(x_136, 3, x_135);
-x_137 = l_Lean_mkOptionalNode___closed__2;
-x_138 = lean_array_push(x_137, x_3);
-x_139 = l_Lean_Meta_mkEqRec___closed__1;
-x_140 = l_Lean_Meta_mkEqSymm___closed__3;
-x_141 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_141, 0, x_139);
-lean_ctor_set(x_141, 1, x_140);
-lean_ctor_set(x_141, 2, x_138);
-lean_ctor_set(x_141, 3, x_136);
-x_142 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_142, 0, x_141);
-lean_ctor_set(x_142, 1, x_127);
-return x_142;
+lean_dec(x_32);
+x_128 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_128, 0, x_126);
+lean_ctor_set(x_128, 1, x_127);
+return x_128;
+}
+}
+}
 }
 else
 {
-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_143 = l_Lean_Expr_appFn_x21(x_126);
-x_144 = l_Lean_Expr_appFn_x21(x_143);
-x_145 = l_Lean_Expr_appArg_x21(x_144);
-lean_dec(x_144);
-x_146 = l_Lean_Expr_appArg_x21(x_143);
-lean_dec(x_143);
-x_147 = l_Lean_Expr_appArg_x21(x_126);
-lean_dec(x_126);
-lean_inc(x_4);
-lean_inc(x_145);
-x_148 = l_Lean_Meta_getLevel(x_145, x_4, x_127);
-if (lean_obj_tag(x_148) == 0)
+lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; 
+x_129 = lean_ctor_get(x_8, 0);
+x_130 = lean_ctor_get(x_8, 1);
+lean_inc(x_130);
+lean_inc(x_129);
+lean_dec(x_8);
+x_131 = l_Lean_Expr_eq_x3f___closed__2;
+x_132 = lean_unsigned_to_nat(3u);
+x_133 = l_Lean_Expr_isAppOfArity___main(x_129, x_131, x_132);
+if (x_133 == 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);
+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; lean_object* x_146; 
+lean_dec(x_129);
+lean_dec(x_2);
+lean_dec(x_1);
+x_134 = lean_ctor_get(x_130, 0);
+lean_inc(x_134);
+x_135 = lean_ctor_get(x_130, 1);
+lean_inc(x_135);
+x_136 = lean_ctor_get(x_4, 1);
+lean_inc(x_136);
+x_137 = lean_ctor_get(x_4, 0);
+lean_inc(x_137);
+lean_dec(x_4);
+x_138 = lean_ctor_get(x_137, 0);
+lean_inc(x_138);
+lean_dec(x_137);
+x_139 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_139, 0, x_134);
+lean_ctor_set(x_139, 1, x_135);
+lean_ctor_set(x_139, 2, x_136);
+lean_ctor_set(x_139, 3, x_138);
+x_140 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_140, 0, x_3);
+x_141 = l_Lean_indentExpr(x_140);
+x_142 = l_Lean_Meta_mkEqSymm___closed__5;
+x_143 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_143, 0, x_142);
+lean_ctor_set(x_143, 1, x_141);
+x_144 = l_Lean_Meta_mkEqRec___closed__1;
+x_145 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_145, 0, x_144);
+lean_ctor_set(x_145, 1, x_143);
+lean_ctor_set(x_145, 2, x_139);
+x_146 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_146, 0, x_145);
+lean_ctor_set(x_146, 1, x_130);
+return x_146;
 }
+else
+{
+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_147 = l_Lean_Expr_appFn_x21(x_129);
+x_148 = l_Lean_Expr_appFn_x21(x_147);
+x_149 = l_Lean_Expr_appArg_x21(x_148);
+lean_dec(x_148);
+x_150 = l_Lean_Expr_appArg_x21(x_147);
+lean_dec(x_147);
+x_151 = l_Lean_Expr_appArg_x21(x_129);
+lean_dec(x_129);
 lean_inc(x_4);
-lean_inc(x_1);
-x_152 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_150);
+lean_inc(x_149);
+x_152 = l_Lean_Meta_getLevel(x_149, x_4, x_130);
 if (lean_obj_tag(x_152) == 0)
 {
 lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; 
@@ -10897,247 +11478,268 @@ if (lean_is_exclusive(x_152)) {
  lean_dec_ref(x_152);
  x_155 = lean_box(0);
 }
-if (lean_obj_tag(x_153) == 7)
+lean_inc(x_4);
+lean_inc(x_1);
+x_156 = l___private_Lean_Meta_AppBuilder_1__infer(x_1, x_4, x_154);
+if (lean_obj_tag(x_156) == 0)
 {
-lean_object* x_170; 
-x_170 = lean_ctor_get(x_153, 2);
-lean_inc(x_170);
-lean_dec(x_153);
-if (lean_obj_tag(x_170) == 7)
-{
-lean_object* x_171; 
-x_171 = lean_ctor_get(x_170, 2);
-lean_inc(x_171);
-lean_dec(x_170);
-if (lean_obj_tag(x_171) == 3)
-{
-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_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; 
-lean_dec(x_155);
-lean_dec(x_4);
-x_172 = lean_ctor_get(x_171, 0);
-lean_inc(x_172);
-lean_dec(x_171);
-x_173 = lean_box(0);
-x_174 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_174, 0, x_149);
-lean_ctor_set(x_174, 1, x_173);
-x_175 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_175, 0, x_172);
-lean_ctor_set(x_175, 1, x_174);
-x_176 = l_Lean_Meta_mkEqRec___closed__1;
-x_177 = l_Lean_mkConst(x_176, x_175);
-x_178 = l_Lean_Meta_mkEqNDRec___closed__4;
-x_179 = lean_array_push(x_178, x_145);
-x_180 = lean_array_push(x_179, x_146);
-x_181 = lean_array_push(x_180, x_1);
-x_182 = lean_array_push(x_181, x_2);
-x_183 = lean_array_push(x_182, x_147);
-x_184 = lean_array_push(x_183, x_3);
-x_185 = lean_unsigned_to_nat(0u);
-x_186 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_184, x_184, x_185, x_177);
-lean_dec(x_184);
-if (lean_is_scalar(x_151)) {
- x_187 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_187 = x_151;
-}
-lean_ctor_set(x_187, 0, x_186);
-lean_ctor_set(x_187, 1, x_154);
-return x_187;
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_171);
-lean_dec(x_151);
-lean_dec(x_149);
-lean_dec(x_147);
-lean_dec(x_146);
-lean_dec(x_145);
-lean_dec(x_3);
-lean_dec(x_2);
-x_188 = lean_box(0);
-x_156 = x_188;
-goto block_169;
-}
-}
-else
-{
-lean_object* x_189; 
-lean_dec(x_170);
-lean_dec(x_151);
-lean_dec(x_149);
-lean_dec(x_147);
-lean_dec(x_146);
-lean_dec(x_145);
-lean_dec(x_3);
-lean_dec(x_2);
-x_189 = lean_box(0);
-x_156 = x_189;
-goto block_169;
-}
-}
-else
-{
-lean_object* x_190; 
-lean_dec(x_153);
-lean_dec(x_151);
-lean_dec(x_149);
-lean_dec(x_147);
-lean_dec(x_146);
-lean_dec(x_145);
-lean_dec(x_3);
-lean_dec(x_2);
-x_190 = lean_box(0);
-x_156 = x_190;
-goto block_169;
-}
-block_169:
-{
-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_dec(x_156);
-x_157 = lean_ctor_get(x_154, 0);
+lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; 
+x_157 = lean_ctor_get(x_156, 0);
 lean_inc(x_157);
-x_158 = lean_ctor_get(x_154, 1);
+x_158 = lean_ctor_get(x_156, 1);
 lean_inc(x_158);
-x_159 = lean_ctor_get(x_4, 1);
-lean_inc(x_159);
-x_160 = lean_ctor_get(x_4, 0);
-lean_inc(x_160);
-lean_dec(x_4);
-x_161 = lean_ctor_get(x_160, 0);
-lean_inc(x_161);
-lean_dec(x_160);
-x_162 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_162, 0, x_157);
-lean_ctor_set(x_162, 1, x_158);
-lean_ctor_set(x_162, 2, x_159);
-lean_ctor_set(x_162, 3, x_161);
-x_163 = l_Lean_mkOptionalNode___closed__2;
-x_164 = lean_array_push(x_163, x_1);
-x_165 = l_Lean_Meta_mkEqRec___closed__1;
-x_166 = l_Lean_Meta_mkEqNDRec___closed__3;
-x_167 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_167, 0, x_165);
-lean_ctor_set(x_167, 1, x_166);
-lean_ctor_set(x_167, 2, x_164);
-lean_ctor_set(x_167, 3, x_162);
-if (lean_is_scalar(x_155)) {
- x_168 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_exclusive(x_156)) {
+ lean_ctor_release(x_156, 0);
+ lean_ctor_release(x_156, 1);
+ x_159 = x_156;
 } else {
- x_168 = x_155;
- lean_ctor_set_tag(x_168, 1);
+ lean_dec_ref(x_156);
+ x_159 = lean_box(0);
 }
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_154);
-return x_168;
+if (lean_obj_tag(x_157) == 7)
+{
+lean_object* x_175; 
+x_175 = lean_ctor_get(x_157, 2);
+lean_inc(x_175);
+lean_dec(x_157);
+if (lean_obj_tag(x_175) == 7)
+{
+lean_object* x_176; 
+x_176 = lean_ctor_get(x_175, 2);
+lean_inc(x_176);
+lean_dec(x_175);
+if (lean_obj_tag(x_176) == 3)
+{
+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; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; lean_object* x_192; 
+lean_dec(x_159);
+lean_dec(x_4);
+x_177 = lean_ctor_get(x_176, 0);
+lean_inc(x_177);
+lean_dec(x_176);
+x_178 = lean_box(0);
+x_179 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_179, 0, x_153);
+lean_ctor_set(x_179, 1, x_178);
+x_180 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_180, 0, x_177);
+lean_ctor_set(x_180, 1, x_179);
+x_181 = l_Lean_Meta_mkEqRec___closed__1;
+x_182 = l_Lean_mkConst(x_181, x_180);
+x_183 = l_Lean_Meta_mkEqNDRec___closed__6;
+x_184 = lean_array_push(x_183, x_149);
+x_185 = lean_array_push(x_184, x_150);
+x_186 = lean_array_push(x_185, x_1);
+x_187 = lean_array_push(x_186, x_2);
+x_188 = lean_array_push(x_187, x_151);
+x_189 = lean_array_push(x_188, x_3);
+x_190 = lean_unsigned_to_nat(0u);
+x_191 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_189, x_189, x_190, x_182);
+lean_dec(x_189);
+if (lean_is_scalar(x_155)) {
+ x_192 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_192 = x_155;
+}
+lean_ctor_set(x_192, 0, x_191);
+lean_ctor_set(x_192, 1, x_158);
+return x_192;
+}
+else
+{
+lean_object* x_193; 
+lean_dec(x_176);
+lean_dec(x_155);
+lean_dec(x_153);
+lean_dec(x_151);
+lean_dec(x_150);
+lean_dec(x_149);
+lean_dec(x_3);
+lean_dec(x_2);
+x_193 = lean_box(0);
+x_160 = x_193;
+goto block_174;
 }
 }
 else
 {
-lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; 
+lean_object* x_194; 
+lean_dec(x_175);
+lean_dec(x_155);
+lean_dec(x_153);
 lean_dec(x_151);
+lean_dec(x_150);
+lean_dec(x_149);
+lean_dec(x_3);
+lean_dec(x_2);
+x_194 = lean_box(0);
+x_160 = x_194;
+goto block_174;
+}
+}
+else
+{
+lean_object* x_195; 
+lean_dec(x_157);
+lean_dec(x_155);
+lean_dec(x_153);
+lean_dec(x_151);
+lean_dec(x_150);
+lean_dec(x_149);
+lean_dec(x_3);
+lean_dec(x_2);
+x_195 = lean_box(0);
+x_160 = x_195;
+goto block_174;
+}
+block_174:
+{
+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_dec(x_160);
+x_161 = lean_ctor_get(x_158, 0);
+lean_inc(x_161);
+x_162 = lean_ctor_get(x_158, 1);
+lean_inc(x_162);
+x_163 = lean_ctor_get(x_4, 1);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_4, 0);
+lean_inc(x_164);
+lean_dec(x_4);
+x_165 = lean_ctor_get(x_164, 0);
+lean_inc(x_165);
+lean_dec(x_164);
+x_166 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_166, 0, x_161);
+lean_ctor_set(x_166, 1, x_162);
+lean_ctor_set(x_166, 2, x_163);
+lean_ctor_set(x_166, 3, x_165);
+x_167 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_167, 0, x_1);
+x_168 = l_Lean_indentExpr(x_167);
+x_169 = l_Lean_Meta_mkEqNDRec___closed__5;
+x_170 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_170, 0, x_169);
+lean_ctor_set(x_170, 1, x_168);
+x_171 = l_Lean_Meta_mkEqRec___closed__1;
+x_172 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_172, 0, x_171);
+lean_ctor_set(x_172, 1, x_170);
+lean_ctor_set(x_172, 2, x_166);
+if (lean_is_scalar(x_159)) {
+ x_173 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_173 = x_159;
+ lean_ctor_set_tag(x_173, 1);
+}
+lean_ctor_set(x_173, 0, x_172);
+lean_ctor_set(x_173, 1, x_158);
+return x_173;
+}
+}
+else
+{
+lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; 
+lean_dec(x_155);
+lean_dec(x_153);
+lean_dec(x_151);
+lean_dec(x_150);
 lean_dec(x_149);
-lean_dec(x_147);
-lean_dec(x_146);
-lean_dec(x_145);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_191 = lean_ctor_get(x_152, 0);
-lean_inc(x_191);
-x_192 = lean_ctor_get(x_152, 1);
-lean_inc(x_192);
+x_196 = lean_ctor_get(x_156, 0);
+lean_inc(x_196);
+x_197 = lean_ctor_get(x_156, 1);
+lean_inc(x_197);
+if (lean_is_exclusive(x_156)) {
+ lean_ctor_release(x_156, 0);
+ lean_ctor_release(x_156, 1);
+ x_198 = x_156;
+} else {
+ lean_dec_ref(x_156);
+ x_198 = lean_box(0);
+}
+if (lean_is_scalar(x_198)) {
+ x_199 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_199 = x_198;
+}
+lean_ctor_set(x_199, 0, x_196);
+lean_ctor_set(x_199, 1, x_197);
+return x_199;
+}
+}
+else
+{
+lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; 
+lean_dec(x_151);
+lean_dec(x_150);
+lean_dec(x_149);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_200 = lean_ctor_get(x_152, 0);
+lean_inc(x_200);
+x_201 = lean_ctor_get(x_152, 1);
+lean_inc(x_201);
 if (lean_is_exclusive(x_152)) {
  lean_ctor_release(x_152, 0);
  lean_ctor_release(x_152, 1);
- x_193 = x_152;
+ x_202 = x_152;
 } else {
  lean_dec_ref(x_152);
- x_193 = lean_box(0);
+ x_202 = lean_box(0);
 }
-if (lean_is_scalar(x_193)) {
- x_194 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_202)) {
+ x_203 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_194 = x_193;
+ x_203 = x_202;
 }
-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_147);
-lean_dec(x_146);
-lean_dec(x_145);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_195 = lean_ctor_get(x_148, 0);
-lean_inc(x_195);
-x_196 = lean_ctor_get(x_148, 1);
-lean_inc(x_196);
-if (lean_is_exclusive(x_148)) {
- lean_ctor_release(x_148, 0);
- lean_ctor_release(x_148, 1);
- x_197 = x_148;
-} else {
- lean_dec_ref(x_148);
- 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_ctor_set(x_203, 0, x_200);
+lean_ctor_set(x_203, 1, x_201);
+return x_203;
 }
 }
 }
 }
 else
 {
-uint8_t x_199; 
+uint8_t x_204; 
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_199 = !lean_is_exclusive(x_8);
-if (x_199 == 0)
+x_204 = !lean_is_exclusive(x_8);
+if (x_204 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_200; lean_object* x_201; lean_object* x_202; 
-x_200 = lean_ctor_get(x_8, 0);
-x_201 = lean_ctor_get(x_8, 1);
-lean_inc(x_201);
-lean_inc(x_200);
+lean_object* x_205; lean_object* x_206; lean_object* x_207; 
+x_205 = lean_ctor_get(x_8, 0);
+x_206 = lean_ctor_get(x_8, 1);
+lean_inc(x_206);
+lean_inc(x_205);
 lean_dec(x_8);
-x_202 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_202, 0, x_200);
-lean_ctor_set(x_202, 1, x_201);
-return x_202;
+x_207 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_207, 0, x_205);
+lean_ctor_set(x_207, 1, x_206);
+return x_207;
 }
 }
 }
 else
 {
-lean_object* x_203; 
+lean_object* x_208; 
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_203 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_203, 0, x_2);
-lean_ctor_set(x_203, 1, x_5);
-return x_203;
+x_208 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_208, 0, x_2);
+lean_ctor_set(x_208, 1, x_5);
+return x_208;
 }
 }
 }
@@ -11232,11 +11834,51 @@ return x_1;
 lean_object* _init_l_Lean_Meta_mkNoConfusion___closed__4() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkNoConfusion___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_mkNoConfusion___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkNoConfusion___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_mkNoConfusion___closed__6() {
+_start:
+{
 lean_object* x_1; 
 x_1 = lean_mk_string("inductive type expected");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkNoConfusion___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkNoConfusion___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_mkNoConfusion___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkNoConfusion___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_mkNoConfusion(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -11269,7 +11911,6 @@ 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_1);
 x_15 = lean_ctor_get(x_11, 0);
 lean_inc(x_15);
@@ -11288,15 +11929,16 @@ 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_2);
-x_23 = l_Lean_Meta_mkNoConfusion___closed__2;
-x_24 = l_Lean_Meta_mkNoConfusion___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);
+x_21 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_10);
+x_22 = l_Lean_Meta_mkNoConfusion___closed__5;
+x_23 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_21);
+x_24 = l_Lean_Meta_mkNoConfusion___closed__2;
+x_25 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_23);
+lean_ctor_set(x_25, 2, x_20);
 lean_ctor_set_tag(x_8, 1);
 lean_ctor_set(x_8, 0, x_25);
 return x_8;
@@ -11317,7 +11959,7 @@ lean_inc(x_3);
 x_31 = l_Lean_Meta_whnf(x_28, x_3, x_11);
 if (lean_obj_tag(x_31) == 0)
 {
-lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_49; lean_object* x_50; 
+lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_50; lean_object* x_51; 
 x_32 = lean_ctor_get(x_31, 0);
 lean_inc(x_32);
 x_33 = lean_ctor_get(x_31, 1);
@@ -11330,191 +11972,191 @@ if (lean_is_exclusive(x_31)) {
  lean_dec_ref(x_31);
  x_34 = lean_box(0);
 }
-x_49 = lean_ctor_get(x_33, 0);
-lean_inc(x_49);
-x_50 = l_Lean_Expr_getAppFn___main(x_32);
-if (lean_obj_tag(x_50) == 4)
+x_50 = lean_ctor_get(x_33, 0);
+lean_inc(x_50);
+x_51 = l_Lean_Expr_getAppFn___main(x_32);
+if (lean_obj_tag(x_51) == 4)
 {
-lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_ctor_get(x_50, 1);
+lean_object* x_52; lean_object* x_53; lean_object* x_54; 
+x_52 = lean_ctor_get(x_51, 0);
 lean_inc(x_52);
-lean_dec(x_50);
-x_53 = lean_environment_find(x_49, x_51);
-if (lean_obj_tag(x_53) == 0)
+x_53 = lean_ctor_get(x_51, 1);
+lean_inc(x_53);
+lean_dec(x_51);
+x_54 = lean_environment_find(x_50, x_52);
+if (lean_obj_tag(x_54) == 0)
 {
-lean_object* x_54; 
-lean_dec(x_52);
+lean_object* x_55; 
+lean_dec(x_53);
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_2);
 lean_dec(x_1);
-x_54 = lean_box(0);
-x_35 = x_54;
-goto block_48;
+x_55 = lean_box(0);
+x_35 = x_55;
+goto block_49;
 }
 else
 {
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_53, 0);
-lean_inc(x_55);
-lean_dec(x_53);
-if (lean_obj_tag(x_55) == 5)
-{
-lean_object* x_56; lean_object* x_57; 
-lean_dec(x_34);
-x_56 = lean_ctor_get(x_55, 0);
+lean_object* x_56; 
+x_56 = lean_ctor_get(x_54, 0);
 lean_inc(x_56);
-lean_dec(x_55);
+lean_dec(x_54);
+if (lean_obj_tag(x_56) == 5)
+{
+lean_object* x_57; lean_object* x_58; 
+lean_dec(x_34);
+x_57 = lean_ctor_get(x_56, 0);
+lean_inc(x_57);
+lean_dec(x_56);
 lean_inc(x_1);
-x_57 = l_Lean_Meta_getLevel(x_1, x_3, x_33);
-if (lean_obj_tag(x_57) == 0)
+x_58 = l_Lean_Meta_getLevel(x_1, x_3, x_33);
+if (lean_obj_tag(x_58) == 0)
 {
-uint8_t x_58; 
-x_58 = !lean_is_exclusive(x_57);
-if (x_58 == 0)
+uint8_t x_59; 
+x_59 = !lean_is_exclusive(x_58);
+if (x_59 == 0)
 {
-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; 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_59 = lean_ctor_get(x_57, 0);
-x_60 = lean_ctor_get(x_56, 0);
-lean_inc(x_60);
-lean_dec(x_56);
-x_61 = lean_ctor_get(x_60, 0);
+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; 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; lean_object* x_80; 
+x_60 = lean_ctor_get(x_58, 0);
+x_61 = lean_ctor_get(x_57, 0);
 lean_inc(x_61);
-lean_dec(x_60);
-x_62 = l_Lean_Meta_mkNoConfusion___closed__1;
-x_63 = lean_name_mk_string(x_61, x_62);
-x_64 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_64, 0, x_59);
-lean_ctor_set(x_64, 1, x_52);
-x_65 = l_Lean_mkConst(x_63, x_64);
-x_66 = lean_unsigned_to_nat(0u);
-x_67 = l_Lean_Expr_getAppNumArgsAux___main(x_32, x_66);
-x_68 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_67);
-x_69 = lean_mk_array(x_67, x_68);
-x_70 = lean_unsigned_to_nat(1u);
-x_71 = lean_nat_sub(x_67, x_70);
-lean_dec(x_67);
-x_72 = l___private_Lean_Expr_3__getAppArgsAux___main(x_32, x_69, x_71);
-x_73 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
-x_74 = lean_array_push(x_73, x_1);
-x_75 = lean_array_push(x_74, x_29);
-x_76 = lean_array_push(x_75, x_30);
-x_77 = lean_array_push(x_76, x_2);
-x_78 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_77, x_77, x_66, x_72);
-lean_dec(x_77);
-x_79 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_78, x_78, x_66, x_65);
-lean_dec(x_78);
-lean_ctor_set(x_57, 0, x_79);
-return x_57;
-}
-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; 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_80 = lean_ctor_get(x_57, 0);
-x_81 = lean_ctor_get(x_57, 1);
-lean_inc(x_81);
-lean_inc(x_80);
 lean_dec(x_57);
-x_82 = lean_ctor_get(x_56, 0);
+x_62 = lean_ctor_get(x_61, 0);
+lean_inc(x_62);
+lean_dec(x_61);
+x_63 = l_Lean_Meta_mkNoConfusion___closed__1;
+x_64 = lean_name_mk_string(x_62, x_63);
+x_65 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_65, 0, x_60);
+lean_ctor_set(x_65, 1, x_53);
+x_66 = l_Lean_mkConst(x_64, x_65);
+x_67 = lean_unsigned_to_nat(0u);
+x_68 = l_Lean_Expr_getAppNumArgsAux___main(x_32, x_67);
+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___private_Lean_Expr_3__getAppArgsAux___main(x_32, x_70, x_72);
+x_74 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
+x_75 = lean_array_push(x_74, x_1);
+x_76 = lean_array_push(x_75, x_29);
+x_77 = lean_array_push(x_76, x_30);
+x_78 = lean_array_push(x_77, x_2);
+x_79 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_78, x_78, x_67, x_73);
+lean_dec(x_78);
+x_80 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_79, x_79, x_67, x_66);
+lean_dec(x_79);
+lean_ctor_set(x_58, 0, x_80);
+return x_58;
+}
+else
+{
+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; lean_object* x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; 
+x_81 = lean_ctor_get(x_58, 0);
+x_82 = lean_ctor_get(x_58, 1);
 lean_inc(x_82);
-lean_dec(x_56);
-x_83 = lean_ctor_get(x_82, 0);
+lean_inc(x_81);
+lean_dec(x_58);
+x_83 = lean_ctor_get(x_57, 0);
 lean_inc(x_83);
-lean_dec(x_82);
-x_84 = l_Lean_Meta_mkNoConfusion___closed__1;
-x_85 = lean_name_mk_string(x_83, x_84);
-x_86 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_86, 0, x_80);
-lean_ctor_set(x_86, 1, x_52);
-x_87 = l_Lean_mkConst(x_85, x_86);
-x_88 = lean_unsigned_to_nat(0u);
-x_89 = l_Lean_Expr_getAppNumArgsAux___main(x_32, x_88);
-x_90 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_89);
-x_91 = lean_mk_array(x_89, x_90);
-x_92 = lean_unsigned_to_nat(1u);
-x_93 = lean_nat_sub(x_89, x_92);
-lean_dec(x_89);
-x_94 = l___private_Lean_Expr_3__getAppArgsAux___main(x_32, x_91, x_93);
-x_95 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
-x_96 = lean_array_push(x_95, x_1);
-x_97 = lean_array_push(x_96, x_29);
-x_98 = lean_array_push(x_97, x_30);
-x_99 = lean_array_push(x_98, x_2);
-x_100 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_99, x_99, x_88, x_94);
-lean_dec(x_99);
-x_101 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_100, x_100, x_88, x_87);
+lean_dec(x_57);
+x_84 = lean_ctor_get(x_83, 0);
+lean_inc(x_84);
+lean_dec(x_83);
+x_85 = l_Lean_Meta_mkNoConfusion___closed__1;
+x_86 = lean_name_mk_string(x_84, x_85);
+x_87 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_87, 0, x_81);
+lean_ctor_set(x_87, 1, x_53);
+x_88 = l_Lean_mkConst(x_86, x_87);
+x_89 = lean_unsigned_to_nat(0u);
+x_90 = l_Lean_Expr_getAppNumArgsAux___main(x_32, x_89);
+x_91 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_90);
+x_92 = lean_mk_array(x_90, x_91);
+x_93 = lean_unsigned_to_nat(1u);
+x_94 = lean_nat_sub(x_90, x_93);
+lean_dec(x_90);
+x_95 = l___private_Lean_Expr_3__getAppArgsAux___main(x_32, x_92, x_94);
+x_96 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
+x_97 = lean_array_push(x_96, x_1);
+x_98 = lean_array_push(x_97, x_29);
+x_99 = lean_array_push(x_98, x_30);
+x_100 = lean_array_push(x_99, x_2);
+x_101 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_100, x_100, x_89, x_95);
 lean_dec(x_100);
-x_102 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_102, 0, x_101);
-lean_ctor_set(x_102, 1, x_81);
-return x_102;
+x_102 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_101, x_101, x_89, x_88);
+lean_dec(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_82);
+return x_103;
 }
 }
 else
 {
-uint8_t x_103; 
-lean_dec(x_56);
-lean_dec(x_52);
+uint8_t x_104; 
+lean_dec(x_57);
+lean_dec(x_53);
 lean_dec(x_32);
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_2);
 lean_dec(x_1);
-x_103 = !lean_is_exclusive(x_57);
-if (x_103 == 0)
+x_104 = !lean_is_exclusive(x_58);
+if (x_104 == 0)
 {
-return x_57;
+return x_58;
 }
 else
 {
-lean_object* x_104; lean_object* x_105; lean_object* x_106; 
-x_104 = lean_ctor_get(x_57, 0);
-x_105 = lean_ctor_get(x_57, 1);
+lean_object* x_105; lean_object* x_106; lean_object* x_107; 
+x_105 = lean_ctor_get(x_58, 0);
+x_106 = lean_ctor_get(x_58, 1);
+lean_inc(x_106);
 lean_inc(x_105);
-lean_inc(x_104);
-lean_dec(x_57);
-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
-{
-lean_object* x_107; 
-lean_dec(x_55);
-lean_dec(x_52);
-lean_dec(x_30);
-lean_dec(x_29);
-lean_dec(x_2);
-lean_dec(x_1);
-x_107 = lean_box(0);
-x_35 = x_107;
-goto block_48;
+lean_dec(x_58);
+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
 {
 lean_object* x_108; 
-lean_dec(x_50);
-lean_dec(x_49);
+lean_dec(x_56);
+lean_dec(x_53);
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_2);
 lean_dec(x_1);
 x_108 = lean_box(0);
 x_35 = x_108;
-goto block_48;
+goto block_49;
 }
-block_48:
+}
+}
+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_109; 
+lean_dec(x_51);
+lean_dec(x_50);
+lean_dec(x_30);
+lean_dec(x_29);
+lean_dec(x_2);
+lean_dec(x_1);
+x_109 = lean_box(0);
+x_35 = x_109;
+goto block_49;
+}
+block_49:
+{
+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; 
 lean_dec(x_35);
 x_36 = lean_ctor_get(x_33, 0);
 lean_inc(x_36);
@@ -11533,405 +12175,411 @@ lean_ctor_set(x_41, 0, x_36);
 lean_ctor_set(x_41, 1, x_37);
 lean_ctor_set(x_41, 2, x_38);
 lean_ctor_set(x_41, 3, x_40);
-x_42 = l_Lean_mkOptionalNode___closed__2;
-x_43 = lean_array_push(x_42, x_32);
-x_44 = l_Lean_Meta_mkNoConfusion___closed__2;
-x_45 = l_Lean_Meta_mkNoConfusion___closed__4;
-x_46 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_46, 0, x_44);
-lean_ctor_set(x_46, 1, x_45);
-lean_ctor_set(x_46, 2, x_43);
-lean_ctor_set(x_46, 3, x_41);
-if (lean_is_scalar(x_34)) {
- x_47 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_47 = x_34;
- lean_ctor_set_tag(x_47, 1);
-}
+x_42 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_42, 0, x_32);
+x_43 = l_Lean_indentExpr(x_42);
+x_44 = l_Lean_Meta_mkNoConfusion___closed__8;
+x_45 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set(x_45, 1, x_43);
+x_46 = l_Lean_Meta_mkNoConfusion___closed__2;
+x_47 = lean_alloc_ctor(16, 3, 0);
 lean_ctor_set(x_47, 0, x_46);
-lean_ctor_set(x_47, 1, x_33);
-return x_47;
+lean_ctor_set(x_47, 1, x_45);
+lean_ctor_set(x_47, 2, x_41);
+if (lean_is_scalar(x_34)) {
+ x_48 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_48 = x_34;
+ lean_ctor_set_tag(x_48, 1);
+}
+lean_ctor_set(x_48, 0, x_47);
+lean_ctor_set(x_48, 1, x_33);
+return x_48;
 }
 }
 else
 {
-uint8_t x_109; 
+uint8_t x_110; 
 lean_dec(x_30);
 lean_dec(x_29);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_109 = !lean_is_exclusive(x_31);
-if (x_109 == 0)
+x_110 = !lean_is_exclusive(x_31);
+if (x_110 == 0)
 {
 return x_31;
 }
 else
 {
-lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-x_110 = lean_ctor_get(x_31, 0);
-x_111 = lean_ctor_get(x_31, 1);
+lean_object* x_111; lean_object* x_112; lean_object* x_113; 
+x_111 = lean_ctor_get(x_31, 0);
+x_112 = lean_ctor_get(x_31, 1);
+lean_inc(x_112);
 lean_inc(x_111);
-lean_inc(x_110);
 lean_dec(x_31);
-x_112 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_112, 0, x_110);
-lean_ctor_set(x_112, 1, x_111);
-return x_112;
+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
 {
-lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; uint8_t x_117; 
-x_113 = lean_ctor_get(x_8, 0);
-x_114 = lean_ctor_get(x_8, 1);
+lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; uint8_t x_118; 
+x_114 = lean_ctor_get(x_8, 0);
+x_115 = lean_ctor_get(x_8, 1);
+lean_inc(x_115);
 lean_inc(x_114);
-lean_inc(x_113);
 lean_dec(x_8);
-x_115 = l_Lean_Expr_eq_x3f___closed__2;
-x_116 = lean_unsigned_to_nat(3u);
-x_117 = l_Lean_Expr_isAppOfArity___main(x_113, x_115, x_116);
-if (x_117 == 0)
+x_116 = l_Lean_Expr_eq_x3f___closed__2;
+x_117 = lean_unsigned_to_nat(3u);
+x_118 = l_Lean_Expr_isAppOfArity___main(x_114, x_116, x_117);
+if (x_118 == 0)
 {
-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; lean_object* x_127; lean_object* x_128; lean_object* x_129; 
-lean_dec(x_113);
+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_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; 
 lean_dec(x_1);
-x_118 = lean_ctor_get(x_114, 0);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_114, 1);
+x_119 = lean_ctor_get(x_115, 0);
 lean_inc(x_119);
-x_120 = lean_ctor_get(x_3, 1);
+x_120 = lean_ctor_get(x_115, 1);
 lean_inc(x_120);
-x_121 = lean_ctor_get(x_3, 0);
+x_121 = lean_ctor_get(x_3, 1);
 lean_inc(x_121);
-lean_dec(x_3);
-x_122 = lean_ctor_get(x_121, 0);
+x_122 = lean_ctor_get(x_3, 0);
 lean_inc(x_122);
-lean_dec(x_121);
-x_123 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_119);
-lean_ctor_set(x_123, 2, x_120);
-lean_ctor_set(x_123, 3, x_122);
-x_124 = l_Lean_mkOptionalNode___closed__2;
-x_125 = lean_array_push(x_124, x_2);
-x_126 = l_Lean_Meta_mkNoConfusion___closed__2;
-x_127 = l_Lean_Meta_mkNoConfusion___closed__3;
-x_128 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_128, 0, x_126);
-lean_ctor_set(x_128, 1, x_127);
-lean_ctor_set(x_128, 2, x_125);
-lean_ctor_set(x_128, 3, x_123);
-x_129 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_3);
+x_123 = lean_ctor_get(x_122, 0);
+lean_inc(x_123);
+lean_dec(x_122);
+x_124 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_120);
+lean_ctor_set(x_124, 2, x_121);
+lean_ctor_set(x_124, 3, x_123);
+x_125 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_2, x_114);
+x_126 = l_Lean_Meta_mkNoConfusion___closed__5;
+x_127 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_127, 0, x_126);
+lean_ctor_set(x_127, 1, x_125);
+x_128 = l_Lean_Meta_mkNoConfusion___closed__2;
+x_129 = lean_alloc_ctor(16, 3, 0);
 lean_ctor_set(x_129, 0, x_128);
-lean_ctor_set(x_129, 1, x_114);
-return x_129;
+lean_ctor_set(x_129, 1, x_127);
+lean_ctor_set(x_129, 2, x_124);
+x_130 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_130, 0, x_129);
+lean_ctor_set(x_130, 1, x_115);
+return x_130;
 }
 else
 {
-lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_135; 
-x_130 = l_Lean_Expr_appFn_x21(x_113);
-x_131 = l_Lean_Expr_appFn_x21(x_130);
-x_132 = l_Lean_Expr_appArg_x21(x_131);
+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_131 = l_Lean_Expr_appFn_x21(x_114);
+x_132 = l_Lean_Expr_appFn_x21(x_131);
+x_133 = l_Lean_Expr_appArg_x21(x_132);
+lean_dec(x_132);
+x_134 = l_Lean_Expr_appArg_x21(x_131);
 lean_dec(x_131);
-x_133 = l_Lean_Expr_appArg_x21(x_130);
-lean_dec(x_130);
-x_134 = l_Lean_Expr_appArg_x21(x_113);
-lean_dec(x_113);
+x_135 = l_Lean_Expr_appArg_x21(x_114);
+lean_dec(x_114);
 lean_inc(x_3);
-x_135 = l_Lean_Meta_whnf(x_132, x_3, x_114);
-if (lean_obj_tag(x_135) == 0)
+x_136 = l_Lean_Meta_whnf(x_133, x_3, x_115);
+if (lean_obj_tag(x_136) == 0)
 {
-lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_153; lean_object* x_154; 
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_ctor_get(x_135, 1);
+lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_155; lean_object* x_156; 
+x_137 = lean_ctor_get(x_136, 0);
 lean_inc(x_137);
-if (lean_is_exclusive(x_135)) {
- lean_ctor_release(x_135, 0);
- lean_ctor_release(x_135, 1);
- x_138 = x_135;
+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_135);
- x_138 = lean_box(0);
+ lean_dec_ref(x_136);
+ x_139 = lean_box(0);
 }
-x_153 = lean_ctor_get(x_137, 0);
-lean_inc(x_153);
-x_154 = l_Lean_Expr_getAppFn___main(x_136);
-if (lean_obj_tag(x_154) == 4)
-{
-lean_object* x_155; lean_object* x_156; lean_object* x_157; 
-x_155 = lean_ctor_get(x_154, 0);
+x_155 = lean_ctor_get(x_138, 0);
 lean_inc(x_155);
-x_156 = lean_ctor_get(x_154, 1);
-lean_inc(x_156);
-lean_dec(x_154);
-x_157 = lean_environment_find(x_153, x_155);
-if (lean_obj_tag(x_157) == 0)
+x_156 = l_Lean_Expr_getAppFn___main(x_137);
+if (lean_obj_tag(x_156) == 4)
 {
-lean_object* x_158; 
+lean_object* x_157; lean_object* x_158; lean_object* x_159; 
+x_157 = lean_ctor_get(x_156, 0);
+lean_inc(x_157);
+x_158 = lean_ctor_get(x_156, 1);
+lean_inc(x_158);
 lean_dec(x_156);
+x_159 = lean_environment_find(x_155, x_157);
+if (lean_obj_tag(x_159) == 0)
+{
+lean_object* x_160; 
+lean_dec(x_158);
+lean_dec(x_135);
 lean_dec(x_134);
-lean_dec(x_133);
 lean_dec(x_2);
 lean_dec(x_1);
-x_158 = lean_box(0);
-x_139 = x_158;
-goto block_152;
+x_160 = lean_box(0);
+x_140 = x_160;
+goto block_154;
 }
 else
 {
-lean_object* x_159; 
-x_159 = lean_ctor_get(x_157, 0);
-lean_inc(x_159);
-lean_dec(x_157);
-if (lean_obj_tag(x_159) == 5)
-{
-lean_object* x_160; lean_object* x_161; 
-lean_dec(x_138);
-x_160 = lean_ctor_get(x_159, 0);
-lean_inc(x_160);
+lean_object* x_161; 
+x_161 = lean_ctor_get(x_159, 0);
+lean_inc(x_161);
 lean_dec(x_159);
-lean_inc(x_1);
-x_161 = l_Lean_Meta_getLevel(x_1, x_3, x_137);
-if (lean_obj_tag(x_161) == 0)
+if (lean_obj_tag(x_161) == 5)
 {
-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_object* x_184; lean_object* x_185; 
+lean_object* x_162; lean_object* x_163; 
+lean_dec(x_139);
 x_162 = lean_ctor_get(x_161, 0);
 lean_inc(x_162);
-x_163 = lean_ctor_get(x_161, 1);
-lean_inc(x_163);
-if (lean_is_exclusive(x_161)) {
- lean_ctor_release(x_161, 0);
- lean_ctor_release(x_161, 1);
- x_164 = x_161;
-} else {
- lean_dec_ref(x_161);
- x_164 = lean_box(0);
-}
-x_165 = lean_ctor_get(x_160, 0);
+lean_dec(x_161);
+lean_inc(x_1);
+x_163 = l_Lean_Meta_getLevel(x_1, x_3, x_138);
+if (lean_obj_tag(x_163) == 0)
+{
+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_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; 
+x_164 = lean_ctor_get(x_163, 0);
+lean_inc(x_164);
+x_165 = lean_ctor_get(x_163, 1);
 lean_inc(x_165);
-lean_dec(x_160);
-x_166 = lean_ctor_get(x_165, 0);
-lean_inc(x_166);
-lean_dec(x_165);
-x_167 = l_Lean_Meta_mkNoConfusion___closed__1;
-x_168 = lean_name_mk_string(x_166, x_167);
-x_169 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_169, 0, x_162);
-lean_ctor_set(x_169, 1, x_156);
-x_170 = l_Lean_mkConst(x_168, x_169);
-x_171 = lean_unsigned_to_nat(0u);
-x_172 = l_Lean_Expr_getAppNumArgsAux___main(x_136, x_171);
-x_173 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_172);
-x_174 = lean_mk_array(x_172, x_173);
-x_175 = lean_unsigned_to_nat(1u);
-x_176 = lean_nat_sub(x_172, x_175);
-lean_dec(x_172);
-x_177 = l___private_Lean_Expr_3__getAppArgsAux___main(x_136, x_174, x_176);
-x_178 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
-x_179 = lean_array_push(x_178, x_1);
-x_180 = lean_array_push(x_179, x_133);
-x_181 = lean_array_push(x_180, x_134);
-x_182 = lean_array_push(x_181, x_2);
-x_183 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_182, x_182, x_171, x_177);
-lean_dec(x_182);
-x_184 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_183, x_183, x_171, x_170);
-lean_dec(x_183);
-if (lean_is_scalar(x_164)) {
- x_185 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_exclusive(x_163)) {
+ lean_ctor_release(x_163, 0);
+ lean_ctor_release(x_163, 1);
+ x_166 = x_163;
 } else {
- x_185 = x_164;
+ lean_dec_ref(x_163);
+ x_166 = lean_box(0);
 }
-lean_ctor_set(x_185, 0, x_184);
-lean_ctor_set(x_185, 1, x_163);
-return x_185;
+x_167 = lean_ctor_get(x_162, 0);
+lean_inc(x_167);
+lean_dec(x_162);
+x_168 = lean_ctor_get(x_167, 0);
+lean_inc(x_168);
+lean_dec(x_167);
+x_169 = l_Lean_Meta_mkNoConfusion___closed__1;
+x_170 = lean_name_mk_string(x_168, x_169);
+x_171 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_171, 0, x_164);
+lean_ctor_set(x_171, 1, x_158);
+x_172 = l_Lean_mkConst(x_170, x_171);
+x_173 = lean_unsigned_to_nat(0u);
+x_174 = l_Lean_Expr_getAppNumArgsAux___main(x_137, x_173);
+x_175 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_174);
+x_176 = lean_mk_array(x_174, x_175);
+x_177 = lean_unsigned_to_nat(1u);
+x_178 = lean_nat_sub(x_174, x_177);
+lean_dec(x_174);
+x_179 = l___private_Lean_Expr_3__getAppArgsAux___main(x_137, x_176, x_178);
+x_180 = l_Std_PersistentHashMap_mkCollisionNode___rarg___closed__1;
+x_181 = lean_array_push(x_180, x_1);
+x_182 = lean_array_push(x_181, x_134);
+x_183 = lean_array_push(x_182, x_135);
+x_184 = lean_array_push(x_183, x_2);
+x_185 = l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(x_184, x_184, x_173, x_179);
+lean_dec(x_184);
+x_186 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_185, x_185, x_173, x_172);
+lean_dec(x_185);
+if (lean_is_scalar(x_166)) {
+ x_187 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_187 = x_166;
+}
+lean_ctor_set(x_187, 0, x_186);
+lean_ctor_set(x_187, 1, x_165);
+return x_187;
 }
 else
 {
-lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; 
-lean_dec(x_160);
+lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; 
+lean_dec(x_162);
+lean_dec(x_158);
+lean_dec(x_137);
+lean_dec(x_135);
+lean_dec(x_134);
+lean_dec(x_2);
+lean_dec(x_1);
+x_188 = lean_ctor_get(x_163, 0);
+lean_inc(x_188);
+x_189 = lean_ctor_get(x_163, 1);
+lean_inc(x_189);
+if (lean_is_exclusive(x_163)) {
+ lean_ctor_release(x_163, 0);
+ lean_ctor_release(x_163, 1);
+ x_190 = x_163;
+} else {
+ lean_dec_ref(x_163);
+ x_190 = lean_box(0);
+}
+if (lean_is_scalar(x_190)) {
+ x_191 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_191 = x_190;
+}
+lean_ctor_set(x_191, 0, x_188);
+lean_ctor_set(x_191, 1, x_189);
+return x_191;
+}
+}
+else
+{
+lean_object* x_192; 
+lean_dec(x_161);
+lean_dec(x_158);
+lean_dec(x_135);
+lean_dec(x_134);
+lean_dec(x_2);
+lean_dec(x_1);
+x_192 = lean_box(0);
+x_140 = x_192;
+goto block_154;
+}
+}
+}
+else
+{
+lean_object* x_193; 
 lean_dec(x_156);
-lean_dec(x_136);
+lean_dec(x_155);
+lean_dec(x_135);
 lean_dec(x_134);
-lean_dec(x_133);
 lean_dec(x_2);
 lean_dec(x_1);
-x_186 = lean_ctor_get(x_161, 0);
-lean_inc(x_186);
-x_187 = lean_ctor_get(x_161, 1);
-lean_inc(x_187);
-if (lean_is_exclusive(x_161)) {
- lean_ctor_release(x_161, 0);
- lean_ctor_release(x_161, 1);
- x_188 = x_161;
-} else {
- lean_dec_ref(x_161);
- x_188 = lean_box(0);
+x_193 = lean_box(0);
+x_140 = x_193;
+goto block_154;
 }
-if (lean_is_scalar(x_188)) {
- x_189 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_189 = x_188;
-}
-lean_ctor_set(x_189, 0, x_186);
-lean_ctor_set(x_189, 1, x_187);
-return x_189;
-}
-}
-else
+block_154:
 {
-lean_object* x_190; 
-lean_dec(x_159);
-lean_dec(x_156);
-lean_dec(x_134);
-lean_dec(x_133);
-lean_dec(x_2);
-lean_dec(x_1);
-x_190 = lean_box(0);
-x_139 = x_190;
-goto block_152;
-}
-}
-}
-else
-{
-lean_object* x_191; 
-lean_dec(x_154);
-lean_dec(x_153);
-lean_dec(x_134);
-lean_dec(x_133);
-lean_dec(x_2);
-lean_dec(x_1);
-x_191 = lean_box(0);
-x_139 = x_191;
-goto block_152;
-}
-block_152:
-{
-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_dec(x_139);
-x_140 = lean_ctor_get(x_137, 0);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_137, 1);
+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_dec(x_140);
+x_141 = lean_ctor_get(x_138, 0);
 lean_inc(x_141);
-x_142 = lean_ctor_get(x_3, 1);
+x_142 = lean_ctor_get(x_138, 1);
 lean_inc(x_142);
-x_143 = lean_ctor_get(x_3, 0);
+x_143 = lean_ctor_get(x_3, 1);
 lean_inc(x_143);
-lean_dec(x_3);
-x_144 = lean_ctor_get(x_143, 0);
+x_144 = lean_ctor_get(x_3, 0);
 lean_inc(x_144);
-lean_dec(x_143);
-x_145 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_141);
-lean_ctor_set(x_145, 2, x_142);
-lean_ctor_set(x_145, 3, x_144);
-x_146 = l_Lean_mkOptionalNode___closed__2;
-x_147 = lean_array_push(x_146, x_136);
-x_148 = l_Lean_Meta_mkNoConfusion___closed__2;
-x_149 = l_Lean_Meta_mkNoConfusion___closed__4;
-x_150 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_150, 0, x_148);
-lean_ctor_set(x_150, 1, x_149);
-lean_ctor_set(x_150, 2, x_147);
-lean_ctor_set(x_150, 3, x_145);
-if (lean_is_scalar(x_138)) {
- x_151 = lean_alloc_ctor(1, 2, 0);
+lean_dec(x_3);
+x_145 = lean_ctor_get(x_144, 0);
+lean_inc(x_145);
+lean_dec(x_144);
+x_146 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_146, 0, x_141);
+lean_ctor_set(x_146, 1, x_142);
+lean_ctor_set(x_146, 2, x_143);
+lean_ctor_set(x_146, 3, x_145);
+x_147 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_147, 0, x_137);
+x_148 = l_Lean_indentExpr(x_147);
+x_149 = l_Lean_Meta_mkNoConfusion___closed__8;
+x_150 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_150, 0, x_149);
+lean_ctor_set(x_150, 1, x_148);
+x_151 = l_Lean_Meta_mkNoConfusion___closed__2;
+x_152 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_152, 0, x_151);
+lean_ctor_set(x_152, 1, x_150);
+lean_ctor_set(x_152, 2, x_146);
+if (lean_is_scalar(x_139)) {
+ x_153 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_151 = x_138;
- lean_ctor_set_tag(x_151, 1);
+ x_153 = x_139;
+ lean_ctor_set_tag(x_153, 1);
 }
-lean_ctor_set(x_151, 0, x_150);
-lean_ctor_set(x_151, 1, x_137);
-return x_151;
+lean_ctor_set(x_153, 0, x_152);
+lean_ctor_set(x_153, 1, x_138);
+return x_153;
 }
 }
 else
 {
-lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; 
+lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; 
+lean_dec(x_135);
 lean_dec(x_134);
-lean_dec(x_133);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_192 = lean_ctor_get(x_135, 0);
-lean_inc(x_192);
-x_193 = lean_ctor_get(x_135, 1);
-lean_inc(x_193);
-if (lean_is_exclusive(x_135)) {
- lean_ctor_release(x_135, 0);
- lean_ctor_release(x_135, 1);
- x_194 = x_135;
+x_194 = lean_ctor_get(x_136, 0);
+lean_inc(x_194);
+x_195 = lean_ctor_get(x_136, 1);
+lean_inc(x_195);
+if (lean_is_exclusive(x_136)) {
+ lean_ctor_release(x_136, 0);
+ lean_ctor_release(x_136, 1);
+ x_196 = x_136;
 } else {
- lean_dec_ref(x_135);
- x_194 = lean_box(0);
+ lean_dec_ref(x_136);
+ x_196 = lean_box(0);
 }
-if (lean_is_scalar(x_194)) {
- x_195 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_196)) {
+ x_197 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_195 = x_194;
+ x_197 = x_196;
 }
-lean_ctor_set(x_195, 0, x_192);
-lean_ctor_set(x_195, 1, x_193);
-return x_195;
+lean_ctor_set(x_197, 0, x_194);
+lean_ctor_set(x_197, 1, x_195);
+return x_197;
 }
 }
 }
 }
 else
 {
-uint8_t x_196; 
+uint8_t x_198; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_196 = !lean_is_exclusive(x_8);
-if (x_196 == 0)
+x_198 = !lean_is_exclusive(x_8);
+if (x_198 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_197; lean_object* x_198; lean_object* x_199; 
-x_197 = lean_ctor_get(x_8, 0);
-x_198 = lean_ctor_get(x_8, 1);
-lean_inc(x_198);
-lean_inc(x_197);
+lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+x_199 = lean_ctor_get(x_8, 0);
+x_200 = lean_ctor_get(x_8, 1);
+lean_inc(x_200);
+lean_inc(x_199);
 lean_dec(x_8);
-x_199 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_199, 0, x_197);
-lean_ctor_set(x_199, 1, x_198);
-return x_199;
+x_201 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_201, 0, x_199);
+lean_ctor_set(x_201, 1, x_200);
+return x_201;
 }
 }
 }
 else
 {
-uint8_t x_200; 
+uint8_t x_202; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_200 = !lean_is_exclusive(x_5);
-if (x_200 == 0)
+x_202 = !lean_is_exclusive(x_5);
+if (x_202 == 0)
 {
 return x_5;
 }
 else
 {
-lean_object* x_201; lean_object* x_202; lean_object* x_203; 
-x_201 = lean_ctor_get(x_5, 0);
-x_202 = lean_ctor_get(x_5, 1);
-lean_inc(x_202);
-lean_inc(x_201);
+lean_object* x_203; lean_object* x_204; lean_object* x_205; 
+x_203 = lean_ctor_get(x_5, 0);
+x_204 = lean_ctor_get(x_5, 1);
+lean_inc(x_204);
+lean_inc(x_203);
 lean_dec(x_5);
-x_203 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_203, 0, x_201);
-lean_ctor_set(x_203, 1, x_202);
-return x_203;
+x_205 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_205, 0, x_203);
+lean_ctor_set(x_205, 1, x_204);
+return x_205;
 }
 }
 }
@@ -12253,11 +12901,79 @@ return x_3;
 lean_object* _init_l_Lean_Meta_mkProjection___main___closed__3() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_getStructureCtor___closed__2;
+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_mkProjection___main___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkProjection___main___closed__3;
+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_mkProjection___main___closed__5() {
+_start:
+{
 lean_object* x_1; 
 x_1 = lean_mk_string("invalid field name '");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Meta_mkProjection___main___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkProjection___main___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_Meta_mkProjection___main___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkProjection___main___closed__6;
+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_mkProjection___main___closed__8() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("' for");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkProjection___main___closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkProjection___main___closed__8;
+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_mkProjection___main___closed__10() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkProjection___main___closed__9;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Meta_mkProjection___main(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -12313,7 +13029,6 @@ if (x_32 == 0)
 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_dec(x_29);
 lean_dec(x_28);
-lean_dec(x_10);
 lean_dec(x_2);
 x_33 = lean_ctor_get(x_3, 1);
 lean_inc(x_33);
@@ -12328,15 +13043,16 @@ lean_ctor_set(x_36, 0, x_30);
 lean_ctor_set(x_36, 1, x_31);
 lean_ctor_set(x_36, 2, x_33);
 lean_ctor_set(x_36, 3, x_35);
-x_37 = l_Lean_mkOptionalNode___closed__2;
-x_38 = lean_array_push(x_37, x_1);
-x_39 = l_Lean_Meta_mkProjection___main___closed__2;
-x_40 = l_Lean_getStructureCtor___closed__2;
-x_41 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_41, 0, x_39);
-lean_ctor_set(x_41, 1, x_40);
-lean_ctor_set(x_41, 2, x_38);
-lean_ctor_set(x_41, 3, x_36);
+x_37 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_38 = l_Lean_Meta_mkProjection___main___closed__4;
+x_39 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_39, 0, x_38);
+lean_ctor_set(x_39, 1, x_37);
+x_40 = l_Lean_Meta_mkProjection___main___closed__2;
+x_41 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_41, 0, x_40);
+lean_ctor_set(x_41, 1, x_39);
+lean_ctor_set(x_41, 2, x_36);
 lean_ctor_set_tag(x_5, 1);
 lean_ctor_set(x_5, 1, x_11);
 lean_ctor_set(x_5, 0, x_41);
@@ -12354,7 +13070,6 @@ if (lean_obj_tag(x_42) == 0)
 {
 lean_object* x_43; lean_object* x_44; lean_object* x_45; 
 lean_dec(x_29);
-lean_dec(x_10);
 lean_free_object(x_5);
 lean_inc(x_28);
 lean_inc(x_30);
@@ -12376,7 +13091,7 @@ uint8_t x_47;
 x_47 = !lean_is_exclusive(x_45);
 if (x_47 == 0)
 {
-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; lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; 
+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; lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; 
 x_48 = lean_ctor_get(x_45, 1);
 x_49 = lean_ctor_get(x_45, 0);
 lean_dec(x_49);
@@ -12399,165 +13114,182 @@ lean_ctor_set(x_55, 2, x_52);
 lean_ctor_set(x_55, 3, x_54);
 x_56 = l_Lean_Name_toString___closed__1;
 x_57 = l_Lean_Name_toStringWithSep___main(x_56, x_2);
-x_58 = l_Lean_Meta_mkProjection___main___closed__3;
-x_59 = lean_string_append(x_58, x_57);
-lean_dec(x_57);
-x_60 = l_Char_HasRepr___closed__1;
-x_61 = lean_string_append(x_59, x_60);
-x_62 = l_Lean_mkOptionalNode___closed__2;
-x_63 = lean_array_push(x_62, x_1);
-x_64 = l_Lean_Meta_mkProjection___main___closed__2;
-x_65 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_65, 0, x_64);
-lean_ctor_set(x_65, 1, x_61);
-lean_ctor_set(x_65, 2, x_63);
-lean_ctor_set(x_65, 3, x_55);
+x_58 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_58, 0, x_57);
+x_59 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_59, 0, x_58);
+x_60 = l_Lean_Meta_mkProjection___main___closed__7;
+x_61 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_61, 0, x_60);
+lean_ctor_set(x_61, 1, x_59);
+x_62 = l_Lean_Meta_mkProjection___main___closed__10;
+x_63 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_63, 0, x_61);
+lean_ctor_set(x_63, 1, x_62);
+x_64 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_65 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_65, 0, x_63);
+lean_ctor_set(x_65, 1, x_64);
+x_66 = l_Lean_Meta_mkProjection___main___closed__2;
+x_67 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_67, 0, x_66);
+lean_ctor_set(x_67, 1, x_65);
+lean_ctor_set(x_67, 2, x_55);
 lean_ctor_set_tag(x_45, 1);
-lean_ctor_set(x_45, 0, x_65);
+lean_ctor_set(x_45, 0, x_67);
 return x_45;
 }
 else
 {
-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; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
-x_66 = lean_ctor_get(x_45, 1);
-lean_inc(x_66);
-lean_dec(x_45);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_66, 1);
+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; 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_68 = lean_ctor_get(x_45, 1);
 lean_inc(x_68);
-x_69 = lean_ctor_get(x_3, 1);
-lean_inc(x_69);
-x_70 = lean_ctor_get(x_3, 0);
-lean_inc(x_70);
-lean_dec(x_3);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-lean_dec(x_70);
-x_72 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_72, 0, x_67);
-lean_ctor_set(x_72, 1, x_68);
-lean_ctor_set(x_72, 2, x_69);
-lean_ctor_set(x_72, 3, x_71);
-x_73 = l_Lean_Name_toString___closed__1;
-x_74 = l_Lean_Name_toStringWithSep___main(x_73, x_2);
-x_75 = l_Lean_Meta_mkProjection___main___closed__3;
-x_76 = lean_string_append(x_75, x_74);
-lean_dec(x_74);
-x_77 = l_Char_HasRepr___closed__1;
-x_78 = lean_string_append(x_76, x_77);
-x_79 = l_Lean_mkOptionalNode___closed__2;
-x_80 = lean_array_push(x_79, x_1);
-x_81 = l_Lean_Meta_mkProjection___main___closed__2;
-x_82 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_82, 0, x_81);
-lean_ctor_set(x_82, 1, x_78);
-lean_ctor_set(x_82, 2, x_80);
-lean_ctor_set(x_82, 3, x_72);
-x_83 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_83, 0, x_82);
-lean_ctor_set(x_83, 1, x_66);
-return x_83;
-}
-}
-else
-{
-uint8_t x_84; 
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_84 = !lean_is_exclusive(x_45);
-if (x_84 == 0)
-{
-lean_object* x_85; lean_object* x_86; 
-x_85 = lean_ctor_get(x_45, 0);
-lean_dec(x_85);
-x_86 = lean_ctor_get(x_46, 0);
-lean_inc(x_86);
-lean_dec(x_46);
-lean_ctor_set(x_45, 0, x_86);
-return x_45;
-}
-else
-{
-lean_object* x_87; lean_object* x_88; lean_object* x_89; 
-x_87 = lean_ctor_get(x_45, 1);
-lean_inc(x_87);
 lean_dec(x_45);
-x_88 = lean_ctor_get(x_46, 0);
-lean_inc(x_88);
-lean_dec(x_46);
-x_89 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_89, 0, x_88);
-lean_ctor_set(x_89, 1, x_87);
-return x_89;
-}
+x_69 = lean_ctor_get(x_68, 0);
+lean_inc(x_69);
+x_70 = lean_ctor_get(x_68, 1);
+lean_inc(x_70);
+x_71 = lean_ctor_get(x_3, 1);
+lean_inc(x_71);
+x_72 = lean_ctor_get(x_3, 0);
+lean_inc(x_72);
+lean_dec(x_3);
+x_73 = lean_ctor_get(x_72, 0);
+lean_inc(x_73);
+lean_dec(x_72);
+x_74 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_74, 0, x_69);
+lean_ctor_set(x_74, 1, x_70);
+lean_ctor_set(x_74, 2, x_71);
+lean_ctor_set(x_74, 3, x_73);
+x_75 = l_Lean_Name_toString___closed__1;
+x_76 = l_Lean_Name_toStringWithSep___main(x_75, x_2);
+x_77 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_77, 0, x_76);
+x_78 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_78, 0, x_77);
+x_79 = l_Lean_Meta_mkProjection___main___closed__7;
+x_80 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_80, 0, x_79);
+lean_ctor_set(x_80, 1, x_78);
+x_81 = l_Lean_Meta_mkProjection___main___closed__10;
+x_82 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_82, 0, x_80);
+lean_ctor_set(x_82, 1, x_81);
+x_83 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_84 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_84, 0, x_82);
+lean_ctor_set(x_84, 1, x_83);
+x_85 = l_Lean_Meta_mkProjection___main___closed__2;
+x_86 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_86, 0, x_85);
+lean_ctor_set(x_86, 1, x_84);
+lean_ctor_set(x_86, 2, x_74);
+x_87 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_87, 0, x_86);
+lean_ctor_set(x_87, 1, x_68);
+return x_87;
 }
 }
 else
 {
-uint8_t x_90; 
+uint8_t x_88; 
+lean_dec(x_10);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_90 = !lean_is_exclusive(x_45);
-if (x_90 == 0)
+x_88 = !lean_is_exclusive(x_45);
+if (x_88 == 0)
 {
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_45, 0);
+lean_dec(x_89);
+x_90 = lean_ctor_get(x_46, 0);
+lean_inc(x_90);
+lean_dec(x_46);
+lean_ctor_set(x_45, 0, x_90);
 return x_45;
 }
 else
 {
 lean_object* x_91; lean_object* x_92; lean_object* x_93; 
-x_91 = lean_ctor_get(x_45, 0);
-x_92 = lean_ctor_get(x_45, 1);
-lean_inc(x_92);
+x_91 = lean_ctor_get(x_45, 1);
 lean_inc(x_91);
 lean_dec(x_45);
-x_93 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_93, 0, x_91);
-lean_ctor_set(x_93, 1, x_92);
+x_92 = lean_ctor_get(x_46, 0);
+lean_inc(x_92);
+lean_dec(x_46);
+x_93 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_93, 0, x_92);
+lean_ctor_set(x_93, 1, x_91);
 return x_93;
 }
 }
 }
 else
 {
-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; 
+uint8_t x_94; 
+lean_dec(x_10);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_94 = !lean_is_exclusive(x_45);
+if (x_94 == 0)
+{
+return x_45;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; lean_object* x_97; 
+x_95 = lean_ctor_get(x_45, 0);
+x_96 = lean_ctor_get(x_45, 1);
+lean_inc(x_96);
+lean_inc(x_95);
+lean_dec(x_45);
+x_97 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_97, 0, x_95);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
+}
+}
+}
+else
+{
+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_dec(x_30);
 lean_dec(x_28);
 lean_dec(x_3);
 lean_dec(x_2);
-x_94 = lean_ctor_get(x_42, 0);
-lean_inc(x_94);
+x_98 = lean_ctor_get(x_42, 0);
+lean_inc(x_98);
 lean_dec(x_42);
-x_95 = lean_unsigned_to_nat(0u);
-x_96 = l_Lean_Expr_getAppNumArgsAux___main(x_10, x_95);
-x_97 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_96);
-x_98 = lean_mk_array(x_96, x_97);
-x_99 = lean_unsigned_to_nat(1u);
-x_100 = lean_nat_sub(x_96, x_99);
-lean_dec(x_96);
-x_101 = l___private_Lean_Expr_3__getAppArgsAux___main(x_10, x_98, x_100);
-x_102 = l_Lean_mkConst(x_94, x_29);
-x_103 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_101, x_101, x_95, x_102);
-lean_dec(x_101);
-x_104 = l_Lean_mkApp(x_103, x_1);
+x_99 = lean_unsigned_to_nat(0u);
+x_100 = l_Lean_Expr_getAppNumArgsAux___main(x_10, x_99);
+x_101 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_100);
+x_102 = lean_mk_array(x_100, x_101);
+x_103 = lean_unsigned_to_nat(1u);
+x_104 = lean_nat_sub(x_100, x_103);
+lean_dec(x_100);
+x_105 = l___private_Lean_Expr_3__getAppArgsAux___main(x_10, x_102, x_104);
+x_106 = l_Lean_mkConst(x_98, x_29);
+x_107 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_105, x_105, x_99, x_106);
+lean_dec(x_105);
+x_108 = l_Lean_mkApp(x_107, x_1);
 lean_ctor_set(x_5, 1, x_11);
-lean_ctor_set(x_5, 0, x_104);
+lean_ctor_set(x_5, 0, x_108);
 return x_5;
 }
 }
 }
 else
 {
-lean_object* x_105; 
+lean_object* x_109; 
 lean_dec(x_27);
-lean_dec(x_10);
 lean_free_object(x_5);
 lean_dec(x_2);
-x_105 = lean_box(0);
-x_13 = x_105;
+x_109 = lean_box(0);
+x_13 = x_109;
 goto block_26;
 }
 block_26:
@@ -12581,15 +13313,16 @@ lean_ctor_set(x_19, 0, x_14);
 lean_ctor_set(x_19, 1, x_15);
 lean_ctor_set(x_19, 2, x_16);
 lean_ctor_set(x_19, 3, x_18);
-x_20 = l_Lean_mkOptionalNode___closed__2;
-x_21 = lean_array_push(x_20, x_1);
-x_22 = l_Lean_Meta_mkProjection___main___closed__2;
-x_23 = l_Lean_getStructureCtor___closed__2;
-x_24 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-lean_ctor_set(x_24, 2, x_21);
-lean_ctor_set(x_24, 3, x_19);
+x_20 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_10);
+x_21 = l_Lean_Meta_mkProjection___main___closed__4;
+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_Lean_Meta_mkProjection___main___closed__2;
+x_24 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_24, 0, x_23);
+lean_ctor_set(x_24, 1, x_22);
+lean_ctor_set(x_24, 2, x_19);
 if (lean_is_scalar(x_12)) {
  x_25 = lean_alloc_ctor(1, 2, 0);
 } else {
@@ -12603,379 +13336,388 @@ return x_25;
 }
 else
 {
-uint8_t x_106; 
+uint8_t x_110; 
 lean_free_object(x_5);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_106 = !lean_is_exclusive(x_9);
-if (x_106 == 0)
+x_110 = !lean_is_exclusive(x_9);
+if (x_110 == 0)
 {
 return x_9;
 }
 else
 {
-lean_object* x_107; lean_object* x_108; lean_object* x_109; 
-x_107 = lean_ctor_get(x_9, 0);
-x_108 = lean_ctor_get(x_9, 1);
-lean_inc(x_108);
-lean_inc(x_107);
+lean_object* x_111; lean_object* x_112; lean_object* x_113; 
+x_111 = lean_ctor_get(x_9, 0);
+x_112 = lean_ctor_get(x_9, 1);
+lean_inc(x_112);
+lean_inc(x_111);
 lean_dec(x_9);
-x_109 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_109, 0, x_107);
-lean_ctor_set(x_109, 1, x_108);
-return 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
 {
-lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-x_110 = lean_ctor_get(x_5, 0);
-x_111 = lean_ctor_get(x_5, 1);
-lean_inc(x_111);
-lean_inc(x_110);
+lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+x_114 = lean_ctor_get(x_5, 0);
+x_115 = lean_ctor_get(x_5, 1);
+lean_inc(x_115);
+lean_inc(x_114);
 lean_dec(x_5);
 lean_inc(x_3);
-x_112 = l_Lean_Meta_whnf(x_110, x_3, x_111);
-if (lean_obj_tag(x_112) == 0)
+x_116 = l_Lean_Meta_whnf(x_114, x_3, x_115);
+if (lean_obj_tag(x_116) == 0)
 {
-lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_130; 
-x_113 = lean_ctor_get(x_112, 0);
-lean_inc(x_113);
-x_114 = lean_ctor_get(x_112, 1);
-lean_inc(x_114);
-if (lean_is_exclusive(x_112)) {
- lean_ctor_release(x_112, 0);
- lean_ctor_release(x_112, 1);
- x_115 = x_112;
+lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_134; 
+x_117 = lean_ctor_get(x_116, 0);
+lean_inc(x_117);
+x_118 = lean_ctor_get(x_116, 1);
+lean_inc(x_118);
+if (lean_is_exclusive(x_116)) {
+ lean_ctor_release(x_116, 0);
+ lean_ctor_release(x_116, 1);
+ x_119 = x_116;
 } else {
- lean_dec_ref(x_112);
- x_115 = lean_box(0);
+ lean_dec_ref(x_116);
+ x_119 = lean_box(0);
 }
-x_130 = l_Lean_Expr_getAppFn___main(x_113);
-if (lean_obj_tag(x_130) == 4)
+x_134 = l_Lean_Expr_getAppFn___main(x_117);
+if (lean_obj_tag(x_134) == 4)
 {
-lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; uint8_t x_135; 
-lean_dec(x_115);
-x_131 = lean_ctor_get(x_130, 0);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_130, 1);
-lean_inc(x_132);
-lean_dec(x_130);
-x_133 = lean_ctor_get(x_114, 0);
-lean_inc(x_133);
-x_134 = lean_ctor_get(x_114, 1);
-lean_inc(x_134);
-lean_inc(x_131);
-lean_inc(x_133);
-x_135 = l_Lean_isStructureLike(x_133, x_131);
-if (x_135 == 0)
-{
-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_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_113);
-lean_dec(x_2);
-x_136 = lean_ctor_get(x_3, 1);
+lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; uint8_t x_139; 
+lean_dec(x_119);
+x_135 = lean_ctor_get(x_134, 0);
+lean_inc(x_135);
+x_136 = lean_ctor_get(x_134, 1);
 lean_inc(x_136);
-x_137 = lean_ctor_get(x_3, 0);
+lean_dec(x_134);
+x_137 = lean_ctor_get(x_118, 0);
 lean_inc(x_137);
-lean_dec(x_3);
-x_138 = lean_ctor_get(x_137, 0);
+x_138 = lean_ctor_get(x_118, 1);
 lean_inc(x_138);
-lean_dec(x_137);
-x_139 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_139, 0, x_133);
-lean_ctor_set(x_139, 1, x_134);
-lean_ctor_set(x_139, 2, x_136);
-lean_ctor_set(x_139, 3, x_138);
-x_140 = l_Lean_mkOptionalNode___closed__2;
-x_141 = lean_array_push(x_140, x_1);
-x_142 = l_Lean_Meta_mkProjection___main___closed__2;
-x_143 = l_Lean_getStructureCtor___closed__2;
-x_144 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_144, 0, x_142);
-lean_ctor_set(x_144, 1, x_143);
-lean_ctor_set(x_144, 2, x_141);
-lean_ctor_set(x_144, 3, x_139);
-x_145 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_145, 0, x_144);
-lean_ctor_set(x_145, 1, x_114);
-return x_145;
+lean_inc(x_135);
+lean_inc(x_137);
+x_139 = l_Lean_isStructureLike(x_137, x_135);
+if (x_139 == 0)
+{
+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_dec(x_136);
+lean_dec(x_135);
+lean_dec(x_2);
+x_140 = lean_ctor_get(x_3, 1);
+lean_inc(x_140);
+x_141 = lean_ctor_get(x_3, 0);
+lean_inc(x_141);
+lean_dec(x_3);
+x_142 = lean_ctor_get(x_141, 0);
+lean_inc(x_142);
+lean_dec(x_141);
+x_143 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_143, 0, x_137);
+lean_ctor_set(x_143, 1, x_138);
+lean_ctor_set(x_143, 2, x_140);
+lean_ctor_set(x_143, 3, x_142);
+x_144 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_117);
+x_145 = l_Lean_Meta_mkProjection___main___closed__4;
+x_146 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_146, 0, x_145);
+lean_ctor_set(x_146, 1, x_144);
+x_147 = l_Lean_Meta_mkProjection___main___closed__2;
+x_148 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_148, 0, x_147);
+lean_ctor_set(x_148, 1, x_146);
+lean_ctor_set(x_148, 2, x_143);
+x_149 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_149, 0, x_148);
+lean_ctor_set(x_149, 1, x_118);
+return x_149;
 }
 else
 {
-lean_object* x_146; 
-lean_dec(x_134);
+lean_object* x_150; 
+lean_dec(x_138);
 lean_inc(x_2);
-lean_inc(x_131);
-lean_inc(x_133);
-x_146 = l_Lean_getProjFnForField_x3f(x_133, x_131, x_2);
-if (lean_obj_tag(x_146) == 0)
+lean_inc(x_135);
+lean_inc(x_137);
+x_150 = l_Lean_getProjFnForField_x3f(x_137, x_135, x_2);
+if (lean_obj_tag(x_150) == 0)
 {
-lean_object* x_147; lean_object* x_148; lean_object* x_149; 
-lean_dec(x_132);
-lean_dec(x_113);
-lean_inc(x_131);
-lean_inc(x_133);
-x_147 = l_Lean_getStructureFields(x_133, x_131);
-x_148 = lean_unsigned_to_nat(0u);
+lean_object* x_151; lean_object* x_152; lean_object* x_153; 
+lean_dec(x_136);
+lean_inc(x_135);
+lean_inc(x_137);
+x_151 = l_Lean_getStructureFields(x_137, x_135);
+x_152 = lean_unsigned_to_nat(0u);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_149 = l_Array_findSomeMAux___main___at_Lean_Meta_mkProjection___main___spec__1(x_1, x_2, x_131, x_133, x_147, x_148, x_3, x_114);
-lean_dec(x_147);
-if (lean_obj_tag(x_149) == 0)
+x_153 = l_Array_findSomeMAux___main___at_Lean_Meta_mkProjection___main___spec__1(x_1, x_2, x_135, x_137, x_151, x_152, x_3, x_118);
+lean_dec(x_151);
+if (lean_obj_tag(x_153) == 0)
 {
-lean_object* x_150; 
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-if (lean_obj_tag(x_150) == 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_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; 
-x_151 = lean_ctor_get(x_149, 1);
-lean_inc(x_151);
-if (lean_is_exclusive(x_149)) {
- lean_ctor_release(x_149, 0);
- lean_ctor_release(x_149, 1);
- x_152 = x_149;
-} else {
- lean_dec_ref(x_149);
- x_152 = lean_box(0);
-}
-x_153 = lean_ctor_get(x_151, 0);
-lean_inc(x_153);
-x_154 = lean_ctor_get(x_151, 1);
+lean_object* x_154; 
+x_154 = lean_ctor_get(x_153, 0);
 lean_inc(x_154);
-x_155 = lean_ctor_get(x_3, 1);
+if (lean_obj_tag(x_154) == 0)
+{
+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_object* x_175; 
+x_155 = lean_ctor_get(x_153, 1);
 lean_inc(x_155);
-x_156 = lean_ctor_get(x_3, 0);
-lean_inc(x_156);
-lean_dec(x_3);
-x_157 = lean_ctor_get(x_156, 0);
+if (lean_is_exclusive(x_153)) {
+ lean_ctor_release(x_153, 0);
+ lean_ctor_release(x_153, 1);
+ x_156 = x_153;
+} else {
+ lean_dec_ref(x_153);
+ x_156 = lean_box(0);
+}
+x_157 = lean_ctor_get(x_155, 0);
 lean_inc(x_157);
-lean_dec(x_156);
-x_158 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_158, 0, x_153);
-lean_ctor_set(x_158, 1, x_154);
-lean_ctor_set(x_158, 2, x_155);
-lean_ctor_set(x_158, 3, x_157);
-x_159 = l_Lean_Name_toString___closed__1;
-x_160 = l_Lean_Name_toStringWithSep___main(x_159, x_2);
-x_161 = l_Lean_Meta_mkProjection___main___closed__3;
-x_162 = lean_string_append(x_161, x_160);
+x_158 = lean_ctor_get(x_155, 1);
+lean_inc(x_158);
+x_159 = lean_ctor_get(x_3, 1);
+lean_inc(x_159);
+x_160 = lean_ctor_get(x_3, 0);
+lean_inc(x_160);
+lean_dec(x_3);
+x_161 = lean_ctor_get(x_160, 0);
+lean_inc(x_161);
 lean_dec(x_160);
-x_163 = l_Char_HasRepr___closed__1;
-x_164 = lean_string_append(x_162, x_163);
-x_165 = l_Lean_mkOptionalNode___closed__2;
-x_166 = lean_array_push(x_165, x_1);
-x_167 = l_Lean_Meta_mkProjection___main___closed__2;
-x_168 = lean_alloc_ctor(16, 4, 0);
+x_162 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_162, 0, x_157);
+lean_ctor_set(x_162, 1, x_158);
+lean_ctor_set(x_162, 2, x_159);
+lean_ctor_set(x_162, 3, x_161);
+x_163 = l_Lean_Name_toString___closed__1;
+x_164 = l_Lean_Name_toStringWithSep___main(x_163, x_2);
+x_165 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_165, 0, x_164);
+x_166 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_166, 0, x_165);
+x_167 = l_Lean_Meta_mkProjection___main___closed__7;
+x_168 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_164);
-lean_ctor_set(x_168, 2, x_166);
-lean_ctor_set(x_168, 3, x_158);
-if (lean_is_scalar(x_152)) {
- x_169 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_168, 1, x_166);
+x_169 = l_Lean_Meta_mkProjection___main___closed__10;
+x_170 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_170, 0, x_168);
+lean_ctor_set(x_170, 1, x_169);
+x_171 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_117);
+x_172 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_172, 0, x_170);
+lean_ctor_set(x_172, 1, x_171);
+x_173 = l_Lean_Meta_mkProjection___main___closed__2;
+x_174 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_174, 0, x_173);
+lean_ctor_set(x_174, 1, x_172);
+lean_ctor_set(x_174, 2, x_162);
+if (lean_is_scalar(x_156)) {
+ x_175 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_169 = x_152;
- lean_ctor_set_tag(x_169, 1);
+ x_175 = x_156;
+ lean_ctor_set_tag(x_175, 1);
 }
-lean_ctor_set(x_169, 0, x_168);
-lean_ctor_set(x_169, 1, x_151);
-return x_169;
+lean_ctor_set(x_175, 0, x_174);
+lean_ctor_set(x_175, 1, x_155);
+return x_175;
 }
 else
 {
-lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; 
+lean_dec(x_117);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_170 = lean_ctor_get(x_149, 1);
-lean_inc(x_170);
-if (lean_is_exclusive(x_149)) {
- lean_ctor_release(x_149, 0);
- lean_ctor_release(x_149, 1);
- x_171 = x_149;
+x_176 = lean_ctor_get(x_153, 1);
+lean_inc(x_176);
+if (lean_is_exclusive(x_153)) {
+ lean_ctor_release(x_153, 0);
+ lean_ctor_release(x_153, 1);
+ x_177 = x_153;
 } else {
- lean_dec_ref(x_149);
- x_171 = lean_box(0);
+ lean_dec_ref(x_153);
+ x_177 = lean_box(0);
 }
-x_172 = lean_ctor_get(x_150, 0);
-lean_inc(x_172);
-lean_dec(x_150);
-if (lean_is_scalar(x_171)) {
- x_173 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_173 = x_171;
-}
-lean_ctor_set(x_173, 0, x_172);
-lean_ctor_set(x_173, 1, x_170);
-return x_173;
-}
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; 
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_174 = lean_ctor_get(x_149, 0);
-lean_inc(x_174);
-x_175 = lean_ctor_get(x_149, 1);
-lean_inc(x_175);
-if (lean_is_exclusive(x_149)) {
- lean_ctor_release(x_149, 0);
- lean_ctor_release(x_149, 1);
- x_176 = x_149;
-} else {
- lean_dec_ref(x_149);
- x_176 = lean_box(0);
-}
-if (lean_is_scalar(x_176)) {
- x_177 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_177 = x_176;
-}
-lean_ctor_set(x_177, 0, x_174);
-lean_ctor_set(x_177, 1, x_175);
-return x_177;
-}
-}
-else
-{
-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; lean_object* x_188; lean_object* x_189; 
-lean_dec(x_133);
-lean_dec(x_131);
-lean_dec(x_3);
-lean_dec(x_2);
-x_178 = lean_ctor_get(x_146, 0);
+x_178 = lean_ctor_get(x_154, 0);
 lean_inc(x_178);
-lean_dec(x_146);
-x_179 = lean_unsigned_to_nat(0u);
-x_180 = l_Lean_Expr_getAppNumArgsAux___main(x_113, x_179);
-x_181 = l_Lean_Expr_getAppArgs___closed__1;
+lean_dec(x_154);
+if (lean_is_scalar(x_177)) {
+ x_179 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_179 = x_177;
+}
+lean_ctor_set(x_179, 0, x_178);
+lean_ctor_set(x_179, 1, x_176);
+return x_179;
+}
+}
+else
+{
+lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; 
+lean_dec(x_117);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_180 = lean_ctor_get(x_153, 0);
 lean_inc(x_180);
-x_182 = lean_mk_array(x_180, x_181);
-x_183 = lean_unsigned_to_nat(1u);
-x_184 = lean_nat_sub(x_180, x_183);
-lean_dec(x_180);
-x_185 = l___private_Lean_Expr_3__getAppArgsAux___main(x_113, x_182, x_184);
-x_186 = l_Lean_mkConst(x_178, x_132);
-x_187 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_185, x_185, x_179, x_186);
-lean_dec(x_185);
-x_188 = l_Lean_mkApp(x_187, x_1);
-x_189 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_189, 0, x_188);
-lean_ctor_set(x_189, 1, x_114);
-return x_189;
+x_181 = lean_ctor_get(x_153, 1);
+lean_inc(x_181);
+if (lean_is_exclusive(x_153)) {
+ lean_ctor_release(x_153, 0);
+ lean_ctor_release(x_153, 1);
+ x_182 = x_153;
+} else {
+ lean_dec_ref(x_153);
+ x_182 = lean_box(0);
+}
+if (lean_is_scalar(x_182)) {
+ x_183 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_183 = x_182;
+}
+lean_ctor_set(x_183, 0, x_180);
+lean_ctor_set(x_183, 1, x_181);
+return x_183;
+}
+}
+else
+{
+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_137);
+lean_dec(x_135);
+lean_dec(x_3);
+lean_dec(x_2);
+x_184 = lean_ctor_get(x_150, 0);
+lean_inc(x_184);
+lean_dec(x_150);
+x_185 = lean_unsigned_to_nat(0u);
+x_186 = l_Lean_Expr_getAppNumArgsAux___main(x_117, x_185);
+x_187 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_186);
+x_188 = lean_mk_array(x_186, x_187);
+x_189 = lean_unsigned_to_nat(1u);
+x_190 = lean_nat_sub(x_186, x_189);
+lean_dec(x_186);
+x_191 = l___private_Lean_Expr_3__getAppArgsAux___main(x_117, x_188, x_190);
+x_192 = l_Lean_mkConst(x_184, x_136);
+x_193 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_191, x_191, x_185, x_192);
+lean_dec(x_191);
+x_194 = l_Lean_mkApp(x_193, x_1);
+x_195 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_195, 0, x_194);
+lean_ctor_set(x_195, 1, x_118);
+return x_195;
 }
 }
 }
 else
 {
-lean_object* x_190; 
-lean_dec(x_130);
-lean_dec(x_113);
+lean_object* x_196; 
+lean_dec(x_134);
 lean_dec(x_2);
-x_190 = lean_box(0);
-x_116 = x_190;
-goto block_129;
+x_196 = lean_box(0);
+x_120 = x_196;
+goto block_133;
 }
-block_129:
+block_133:
 {
-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; lean_object* x_127; lean_object* x_128; 
-lean_dec(x_116);
-x_117 = lean_ctor_get(x_114, 0);
-lean_inc(x_117);
-x_118 = lean_ctor_get(x_114, 1);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_3, 1);
-lean_inc(x_119);
-x_120 = lean_ctor_get(x_3, 0);
-lean_inc(x_120);
-lean_dec(x_3);
-x_121 = lean_ctor_get(x_120, 0);
-lean_inc(x_121);
+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_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; 
 lean_dec(x_120);
-x_122 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_122, 0, x_117);
-lean_ctor_set(x_122, 1, x_118);
-lean_ctor_set(x_122, 2, x_119);
-lean_ctor_set(x_122, 3, x_121);
-x_123 = l_Lean_mkOptionalNode___closed__2;
-x_124 = lean_array_push(x_123, x_1);
-x_125 = l_Lean_Meta_mkProjection___main___closed__2;
-x_126 = l_Lean_getStructureCtor___closed__2;
-x_127 = lean_alloc_ctor(16, 4, 0);
-lean_ctor_set(x_127, 0, x_125);
-lean_ctor_set(x_127, 1, x_126);
-lean_ctor_set(x_127, 2, x_124);
-lean_ctor_set(x_127, 3, x_122);
-if (lean_is_scalar(x_115)) {
- x_128 = lean_alloc_ctor(1, 2, 0);
+x_121 = lean_ctor_get(x_118, 0);
+lean_inc(x_121);
+x_122 = lean_ctor_get(x_118, 1);
+lean_inc(x_122);
+x_123 = lean_ctor_get(x_3, 1);
+lean_inc(x_123);
+x_124 = lean_ctor_get(x_3, 0);
+lean_inc(x_124);
+lean_dec(x_3);
+x_125 = lean_ctor_get(x_124, 0);
+lean_inc(x_125);
+lean_dec(x_124);
+x_126 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_126, 0, x_121);
+lean_ctor_set(x_126, 1, x_122);
+lean_ctor_set(x_126, 2, x_123);
+lean_ctor_set(x_126, 3, x_125);
+x_127 = l___private_Lean_Meta_AppBuilder_2__hasTypeMsg(x_1, x_117);
+x_128 = l_Lean_Meta_mkProjection___main___closed__4;
+x_129 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_129, 0, x_128);
+lean_ctor_set(x_129, 1, x_127);
+x_130 = l_Lean_Meta_mkProjection___main___closed__2;
+x_131 = lean_alloc_ctor(16, 3, 0);
+lean_ctor_set(x_131, 0, x_130);
+lean_ctor_set(x_131, 1, x_129);
+lean_ctor_set(x_131, 2, x_126);
+if (lean_is_scalar(x_119)) {
+ x_132 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_128 = x_115;
- lean_ctor_set_tag(x_128, 1);
+ x_132 = x_119;
+ lean_ctor_set_tag(x_132, 1);
 }
-lean_ctor_set(x_128, 0, x_127);
-lean_ctor_set(x_128, 1, x_114);
-return x_128;
+lean_ctor_set(x_132, 0, x_131);
+lean_ctor_set(x_132, 1, x_118);
+return x_132;
 }
 }
 else
 {
-lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; 
+lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_191 = lean_ctor_get(x_112, 0);
-lean_inc(x_191);
-x_192 = lean_ctor_get(x_112, 1);
-lean_inc(x_192);
-if (lean_is_exclusive(x_112)) {
- lean_ctor_release(x_112, 0);
- lean_ctor_release(x_112, 1);
- x_193 = x_112;
+x_197 = lean_ctor_get(x_116, 0);
+lean_inc(x_197);
+x_198 = lean_ctor_get(x_116, 1);
+lean_inc(x_198);
+if (lean_is_exclusive(x_116)) {
+ lean_ctor_release(x_116, 0);
+ lean_ctor_release(x_116, 1);
+ x_199 = x_116;
 } else {
- lean_dec_ref(x_112);
- x_193 = lean_box(0);
+ lean_dec_ref(x_116);
+ x_199 = lean_box(0);
 }
-if (lean_is_scalar(x_193)) {
- x_194 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_199)) {
+ x_200 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_194 = x_193;
+ x_200 = x_199;
 }
-lean_ctor_set(x_194, 0, x_191);
-lean_ctor_set(x_194, 1, x_192);
-return x_194;
+lean_ctor_set(x_200, 0, x_197);
+lean_ctor_set(x_200, 1, x_198);
+return x_200;
 }
 }
 }
 else
 {
-uint8_t x_195; 
+uint8_t x_201; 
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_195 = !lean_is_exclusive(x_5);
-if (x_195 == 0)
+x_201 = !lean_is_exclusive(x_5);
+if (x_201 == 0)
 {
 return x_5;
 }
 else
 {
-lean_object* x_196; lean_object* x_197; lean_object* x_198; 
-x_196 = lean_ctor_get(x_5, 0);
-x_197 = lean_ctor_get(x_5, 1);
-lean_inc(x_197);
-lean_inc(x_196);
+lean_object* x_202; lean_object* x_203; lean_object* x_204; 
+x_202 = lean_ctor_get(x_5, 0);
+x_203 = lean_ctor_get(x_5, 1);
+lean_inc(x_203);
+lean_inc(x_202);
 lean_dec(x_5);
-x_198 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_198, 0, x_196);
-lean_ctor_set(x_198, 1, x_197);
-return x_198;
+x_204 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_204, 0, x_202);
+lean_ctor_set(x_204, 1, x_203);
+return x_204;
 }
 }
 }
@@ -12997,6 +13739,554 @@ x_5 = l_Lean_Meta_mkProjection___main(x_1, x_2, x_3, x_4);
 return x_5;
 }
 }
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_3) == 0)
+{
+lean_dec(x_2);
+lean_inc(x_1);
+return x_1;
+}
+else
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+x_4 = lean_ctor_get(x_3, 0);
+lean_inc(x_4);
+x_5 = lean_ctor_get(x_3, 1);
+lean_inc(x_5);
+lean_dec(x_3);
+lean_inc(x_2);
+x_6 = l_Lean_mkApp(x_2, x_4);
+x_7 = l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(x_1, x_2, x_5);
+x_8 = l_Lean_mkApp(x_6, x_7);
+return x_8;
+}
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_7__mkListLitAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Meta_AppBuilder_7__mkListLitAux(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("invalid universe level, ");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___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___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___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___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__4() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string(" is not greater than 0");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___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___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l___private_Lean_Meta_AppBuilder_8__getDecLevel(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+lean_inc(x_3);
+lean_inc(x_2);
+x_5 = l_Lean_Meta_getLevel(x_2, 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; lean_object* x_9; 
+x_7 = lean_ctor_get(x_5, 0);
+x_8 = lean_ctor_get(x_5, 1);
+x_9 = l_Lean_Level_dec___main(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; 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_10 = lean_ctor_get(x_8, 0);
+lean_inc(x_10);
+x_11 = lean_ctor_get(x_8, 1);
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+lean_inc(x_12);
+x_13 = lean_ctor_get(x_3, 0);
+lean_inc(x_13);
+lean_dec(x_3);
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+lean_inc(x_14);
+lean_dec(x_13);
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+lean_ctor_set(x_15, 0, x_10);
+lean_ctor_set(x_15, 1, x_11);
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+lean_ctor_set(x_15, 3, x_14);
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+x_18 = l_Lean_Format_pretty(x_16, x_17);
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+lean_ctor_set(x_22, 0, x_21);
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+lean_ctor_set(x_27, 0, x_24);
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+lean_ctor_set(x_28, 0, x_1);
+lean_ctor_set(x_28, 1, x_27);
+lean_ctor_set(x_28, 2, x_15);
+lean_ctor_set_tag(x_5, 1);
+lean_ctor_set(x_5, 0, x_28);
+return x_5;
+}
+else
+{
+lean_object* x_29; 
+lean_dec(x_7);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_29 = lean_ctor_get(x_9, 0);
+lean_inc(x_29);
+lean_dec(x_9);
+lean_ctor_set(x_5, 0, x_29);
+return x_5;
+}
+}
+else
+{
+lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_30 = lean_ctor_get(x_5, 0);
+x_31 = lean_ctor_get(x_5, 1);
+lean_inc(x_31);
+lean_inc(x_30);
+lean_dec(x_5);
+x_32 = l_Lean_Level_dec___main(x_30);
+if (lean_obj_tag(x_32) == 0)
+{
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+x_33 = lean_ctor_get(x_31, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_31, 1);
+lean_inc(x_34);
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+lean_inc(x_35);
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+lean_inc(x_36);
+lean_dec(x_3);
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+lean_inc(x_37);
+lean_dec(x_36);
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+lean_ctor_set(x_38, 0, x_33);
+lean_ctor_set(x_38, 1, x_34);
+lean_ctor_set(x_38, 2, x_35);
+lean_ctor_set(x_38, 3, x_37);
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+x_40 = l_Lean_Options_empty;
+x_41 = l_Lean_Format_pretty(x_39, x_40);
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+x_45 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_45, 0, x_44);
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+lean_ctor_set(x_50, 0, x_47);
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+lean_ctor_set(x_51, 0, x_1);
+lean_ctor_set(x_51, 1, x_50);
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+x_52 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_31);
+return x_52;
+}
+else
+{
+lean_object* x_53; lean_object* x_54; 
+lean_dec(x_30);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_53 = lean_ctor_get(x_32, 0);
+lean_inc(x_53);
+lean_dec(x_32);
+x_54 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_54, 0, x_53);
+lean_ctor_set(x_54, 1, x_31);
+return x_54;
+}
+}
+}
+else
+{
+uint8_t x_55; 
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_55 = !lean_is_exclusive(x_5);
+if (x_55 == 0)
+{
+return x_5;
+}
+else
+{
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+x_56 = lean_ctor_get(x_5, 0);
+x_57 = lean_ctor_get(x_5, 1);
+lean_inc(x_57);
+lean_inc(x_56);
+lean_dec(x_5);
+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;
+}
+}
+}
+}
+lean_object* _init_l_Lean_Meta_mkListLit___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("mkListLit");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkListLit___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_mkListLit___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Meta_mkListLit(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; lean_object* x_6; 
+x_5 = l_Lean_Meta_mkListLit___closed__2;
+lean_inc(x_1);
+x_6 = l___private_Lean_Meta_AppBuilder_8__getDecLevel(x_5, x_1, x_3, x_4);
+if (lean_obj_tag(x_6) == 0)
+{
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+x_7 = !lean_is_exclusive(x_6);
+if (x_7 == 0)
+{
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+x_8 = lean_ctor_get(x_6, 0);
+x_9 = lean_box(0);
+x_10 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_10, 0, x_8);
+lean_ctor_set(x_10, 1, x_9);
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+lean_inc(x_10);
+x_12 = l_Lean_mkConst(x_11, x_10);
+lean_inc(x_1);
+x_13 = l_Lean_mkApp(x_12, x_1);
+if (lean_obj_tag(x_2) == 0)
+{
+lean_dec(x_10);
+lean_dec(x_1);
+lean_ctor_set(x_6, 0, x_13);
+return x_6;
+}
+else
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_14 = l_Lean_listToExpr___rarg___closed__6;
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+x_16 = l_Lean_mkApp(x_15, x_1);
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+lean_dec(x_13);
+lean_ctor_set(x_6, 0, x_17);
+return 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_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_20 = lean_box(0);
+x_21 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_21, 0, x_18);
+lean_ctor_set(x_21, 1, x_20);
+x_22 = l_Lean_listToExpr___rarg___closed__4;
+lean_inc(x_21);
+x_23 = l_Lean_mkConst(x_22, x_21);
+lean_inc(x_1);
+x_24 = l_Lean_mkApp(x_23, x_1);
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_25; 
+lean_dec(x_21);
+lean_dec(x_1);
+x_25 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_19);
+return x_25;
+}
+else
+{
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+x_26 = l_Lean_listToExpr___rarg___closed__6;
+x_27 = l_Lean_mkConst(x_26, x_21);
+x_28 = l_Lean_mkApp(x_27, x_1);
+x_29 = l___private_Lean_Meta_AppBuilder_7__mkListLitAux___main(x_24, x_28, x_2);
+lean_dec(x_24);
+x_30 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_19);
+return x_30;
+}
+}
+}
+else
+{
+uint8_t x_31; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_31 = !lean_is_exclusive(x_6);
+if (x_31 == 0)
+{
+return x_6;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_6, 0);
+x_33 = lean_ctor_get(x_6, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_6);
+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* _init_l_Lean_Meta_mkArrayLit___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("mkArrayLit");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_Meta_mkArrayLit___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_mkArrayLit___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_Meta_mkArrayLit(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; lean_object* x_6; 
+x_5 = l_Lean_Meta_mkArrayLit___closed__2;
+lean_inc(x_3);
+lean_inc(x_1);
+x_6 = l___private_Lean_Meta_AppBuilder_8__getDecLevel(x_5, x_1, x_3, x_4);
+if (lean_obj_tag(x_6) == 0)
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+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);
+lean_inc(x_1);
+x_9 = l_Lean_Meta_mkListLit(x_1, x_2, x_3, x_8);
+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; 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_11 = lean_ctor_get(x_9, 0);
+x_12 = lean_box(0);
+x_13 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_13, 0, x_7);
+lean_ctor_set(x_13, 1, x_12);
+x_14 = l_Lean_arrayToExpr___rarg___lambda__1___closed__2;
+x_15 = l_Lean_mkConst(x_14, x_13);
+x_16 = l_Lean_mkApp(x_15, x_1);
+x_17 = l_Lean_mkApp(x_16, x_11);
+lean_ctor_set(x_9, 0, x_17);
+return x_9;
+}
+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; 
+x_18 = lean_ctor_get(x_9, 0);
+x_19 = lean_ctor_get(x_9, 1);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_9);
+x_20 = lean_box(0);
+x_21 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_21, 0, x_7);
+lean_ctor_set(x_21, 1, x_20);
+x_22 = l_Lean_arrayToExpr___rarg___lambda__1___closed__2;
+x_23 = l_Lean_mkConst(x_22, x_21);
+x_24 = l_Lean_mkApp(x_23, x_1);
+x_25 = l_Lean_mkApp(x_24, x_18);
+x_26 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_19);
+return x_26;
+}
+}
+else
+{
+uint8_t x_27; 
+lean_dec(x_7);
+lean_dec(x_1);
+x_27 = !lean_is_exclusive(x_9);
+if (x_27 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_9, 0);
+x_29 = lean_ctor_get(x_9, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_9);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+return x_30;
+}
+}
+}
+else
+{
+uint8_t x_31; 
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_31 = !lean_is_exclusive(x_6);
+if (x_31 == 0)
+{
+return x_6;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_6, 0);
+x_33 = lean_ctor_get(x_6, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_6);
+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* initialize_Init(lean_object*);
 lean_object* initialize_Lean_Structure(lean_object*);
 lean_object* initialize_Lean_Util_Recognizers(lean_object*);
@@ -13032,6 +14322,10 @@ l_Lean_Meta_mkEqSymm___closed__2 = _init_l_Lean_Meta_mkEqSymm___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkEqSymm___closed__2);
 l_Lean_Meta_mkEqSymm___closed__3 = _init_l_Lean_Meta_mkEqSymm___closed__3();
 lean_mark_persistent(l_Lean_Meta_mkEqSymm___closed__3);
+l_Lean_Meta_mkEqSymm___closed__4 = _init_l_Lean_Meta_mkEqSymm___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkEqSymm___closed__4);
+l_Lean_Meta_mkEqSymm___closed__5 = _init_l_Lean_Meta_mkEqSymm___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkEqSymm___closed__5);
 l_Lean_Meta_mkEqTrans___closed__1 = _init_l_Lean_Meta_mkEqTrans___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkEqTrans___closed__1);
 l_Lean_Meta_mkEqTrans___closed__2 = _init_l_Lean_Meta_mkEqTrans___closed__2();
@@ -13040,6 +14334,10 @@ l_Lean_Meta_mkHEqSymm___closed__1 = _init_l_Lean_Meta_mkHEqSymm___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkHEqSymm___closed__1);
 l_Lean_Meta_mkHEqSymm___closed__2 = _init_l_Lean_Meta_mkHEqSymm___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkHEqSymm___closed__2);
+l_Lean_Meta_mkHEqSymm___closed__3 = _init_l_Lean_Meta_mkHEqSymm___closed__3();
+lean_mark_persistent(l_Lean_Meta_mkHEqSymm___closed__3);
+l_Lean_Meta_mkHEqSymm___closed__4 = _init_l_Lean_Meta_mkHEqSymm___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkHEqSymm___closed__4);
 l_Lean_Meta_mkHEqTrans___closed__1 = _init_l_Lean_Meta_mkHEqTrans___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkHEqTrans___closed__1);
 l_Lean_Meta_mkEqOfHEq___closed__1 = _init_l_Lean_Meta_mkEqOfHEq___closed__1();
@@ -13048,38 +14346,74 @@ l_Lean_Meta_mkEqOfHEq___closed__2 = _init_l_Lean_Meta_mkEqOfHEq___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__2);
 l_Lean_Meta_mkEqOfHEq___closed__3 = _init_l_Lean_Meta_mkEqOfHEq___closed__3();
 lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__3);
+l_Lean_Meta_mkEqOfHEq___closed__4 = _init_l_Lean_Meta_mkEqOfHEq___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__4);
+l_Lean_Meta_mkEqOfHEq___closed__5 = _init_l_Lean_Meta_mkEqOfHEq___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__5);
+l_Lean_Meta_mkEqOfHEq___closed__6 = _init_l_Lean_Meta_mkEqOfHEq___closed__6();
+lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__6);
+l_Lean_Meta_mkEqOfHEq___closed__7 = _init_l_Lean_Meta_mkEqOfHEq___closed__7();
+lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__7);
+l_Lean_Meta_mkEqOfHEq___closed__8 = _init_l_Lean_Meta_mkEqOfHEq___closed__8();
+lean_mark_persistent(l_Lean_Meta_mkEqOfHEq___closed__8);
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 lean_mark_persistent(l_Lean_Meta_mkCongrArg___closed__1);
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 lean_mark_persistent(l_Lean_Meta_mkCongrArg___closed__2);
 l_Lean_Meta_mkCongrArg___closed__3 = _init_l_Lean_Meta_mkCongrArg___closed__3();
 lean_mark_persistent(l_Lean_Meta_mkCongrArg___closed__3);
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 lean_mark_persistent(l_Lean_Meta_mkCongrFun___closed__1);
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 lean_mark_persistent(l_Lean_Meta_mkCongrFun___closed__2);
 l_Lean_Meta_mkCongrFun___closed__3 = _init_l_Lean_Meta_mkCongrFun___closed__3();
 lean_mark_persistent(l_Lean_Meta_mkCongrFun___closed__3);
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+lean_mark_persistent(l_Lean_Meta_mkCongrFun___closed__4);
+l_Lean_Meta_mkCongrFun___closed__5 = _init_l_Lean_Meta_mkCongrFun___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkCongrFun___closed__5);
 l_Lean_Meta_mkCongr___closed__1 = _init_l_Lean_Meta_mkCongr___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkCongr___closed__1);
 l_Lean_Meta_mkCongr___closed__2 = _init_l_Lean_Meta_mkCongr___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkCongr___closed__2);
-l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1 = _init_l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_2__mkAppMFinal___closed__1);
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-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__1);
-l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2 = _init_l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__2);
-l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3 = _init_l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMAux___main___closed__3);
+l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__1 = _init_l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__1();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__1);
+l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2 = _init_l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__2);
+l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3 = _init_l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_3__mkAppMFinal___closed__3);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__1);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__2);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__3 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__3);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__4 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__4);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__5);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__6 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__6();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__6);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__7);
+l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8 = _init_l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_4__mkAppMAux___main___closed__8);
 l_Lean_Meta_mkAppM___closed__1 = _init_l_Lean_Meta_mkAppM___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkAppM___closed__1);
-l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1 = _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__1);
-l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2 = _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__2);
-l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3 = _init_l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3();
-lean_mark_persistent(l___private_Lean_Meta_AppBuilder_5__mkAppOptMAux___main___closed__3);
+l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1 = _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__1);
+l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2 = _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__2);
+l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__3 = _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__3);
+l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4 = _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__4);
+l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5 = _init_l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_6__mkAppOptMAux___main___closed__5);
 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();
@@ -13088,6 +14422,10 @@ 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_mkEqNDRec___closed__5 = _init_l_Lean_Meta_mkEqNDRec___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__5);
+l_Lean_Meta_mkEqNDRec___closed__6 = _init_l_Lean_Meta_mkEqNDRec___closed__6();
+lean_mark_persistent(l_Lean_Meta_mkEqNDRec___closed__6);
 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_mkEqMP___closed__1 = _init_l_Lean_Meta_mkEqMP___closed__1();
@@ -13106,6 +14444,14 @@ l_Lean_Meta_mkNoConfusion___closed__3 = _init_l_Lean_Meta_mkNoConfusion___closed
 lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__3);
 l_Lean_Meta_mkNoConfusion___closed__4 = _init_l_Lean_Meta_mkNoConfusion___closed__4();
 lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__4);
+l_Lean_Meta_mkNoConfusion___closed__5 = _init_l_Lean_Meta_mkNoConfusion___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__5);
+l_Lean_Meta_mkNoConfusion___closed__6 = _init_l_Lean_Meta_mkNoConfusion___closed__6();
+lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__6);
+l_Lean_Meta_mkNoConfusion___closed__7 = _init_l_Lean_Meta_mkNoConfusion___closed__7();
+lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__7);
+l_Lean_Meta_mkNoConfusion___closed__8 = _init_l_Lean_Meta_mkNoConfusion___closed__8();
+lean_mark_persistent(l_Lean_Meta_mkNoConfusion___closed__8);
 l_Lean_Meta_mkPure___closed__1 = _init_l_Lean_Meta_mkPure___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkPure___closed__1);
 l_Lean_Meta_mkPure___closed__2 = _init_l_Lean_Meta_mkPure___closed__2();
@@ -13120,6 +14466,40 @@ l_Lean_Meta_mkProjection___main___closed__2 = _init_l_Lean_Meta_mkProjection___m
 lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__2);
 l_Lean_Meta_mkProjection___main___closed__3 = _init_l_Lean_Meta_mkProjection___main___closed__3();
 lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__3);
+l_Lean_Meta_mkProjection___main___closed__4 = _init_l_Lean_Meta_mkProjection___main___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__4);
+l_Lean_Meta_mkProjection___main___closed__5 = _init_l_Lean_Meta_mkProjection___main___closed__5();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__5);
+l_Lean_Meta_mkProjection___main___closed__6 = _init_l_Lean_Meta_mkProjection___main___closed__6();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__6);
+l_Lean_Meta_mkProjection___main___closed__7 = _init_l_Lean_Meta_mkProjection___main___closed__7();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__7);
+l_Lean_Meta_mkProjection___main___closed__8 = _init_l_Lean_Meta_mkProjection___main___closed__8();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__8);
+l_Lean_Meta_mkProjection___main___closed__9 = _init_l_Lean_Meta_mkProjection___main___closed__9();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__9);
+l_Lean_Meta_mkProjection___main___closed__10 = _init_l_Lean_Meta_mkProjection___main___closed__10();
+lean_mark_persistent(l_Lean_Meta_mkProjection___main___closed__10);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__1 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__1();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__1);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__2 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__2);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__3);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__4 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__4);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__5);
+l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6 = _init_l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6();
+lean_mark_persistent(l___private_Lean_Meta_AppBuilder_8__getDecLevel___closed__6);
+l_Lean_Meta_mkListLit___closed__1 = _init_l_Lean_Meta_mkListLit___closed__1();
+lean_mark_persistent(l_Lean_Meta_mkListLit___closed__1);
+l_Lean_Meta_mkListLit___closed__2 = _init_l_Lean_Meta_mkListLit___closed__2();
+lean_mark_persistent(l_Lean_Meta_mkListLit___closed__2);
+l_Lean_Meta_mkArrayLit___closed__1 = _init_l_Lean_Meta_mkArrayLit___closed__1();
+lean_mark_persistent(l_Lean_Meta_mkArrayLit___closed__1);
+l_Lean_Meta_mkArrayLit___closed__2 = _init_l_Lean_Meta_mkArrayLit___closed__2();
+lean_mark_persistent(l_Lean_Meta_mkArrayLit___closed__2);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Meta/Basic.c b/stage0/stdlib/Lean/Meta/Basic.c
index ffe9d6685a..814a0b78e8 100644
--- a/stage0/stdlib/Lean/Meta/Basic.c
+++ b/stage0/stdlib/Lean/Meta/Basic.c
@@ -19,6 +19,7 @@ lean_object* l_Lean_Meta_MetaM_inhabited(lean_object*, lean_object*);
 size_t l_Lean_Meta_InfoCacheKey_Hashable(lean_object*);
 lean_object* l_Lean_Meta_getLCtx___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___closed__4;
+lean_object* l_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withLocalDecl(lean_object*);
 extern lean_object* l_Std_PersistentHashMap_empty___rarg___closed__2;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpensive___main___spec__5___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -48,6 +49,8 @@ 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* l_Lean_Meta_InfoCacheKey_Inhabited;
 lean_object* l_Lean_Meta_getEnv(lean_object*);
+lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__3;
+lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1___closed__4;
 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*);
@@ -74,6 +77,7 @@ lean_object* l_Lean_mkMVar(lean_object*);
 lean_object* l_Lean_Meta_isClassQuick___main(lean_object*, lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_delayed_assigned(lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
+lean_object* l_Lean_Meta_withExistingLocalDecls___rarg(lean_object*, 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*);
 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*);
@@ -109,13 +113,13 @@ lean_object* l_Lean_Meta_instantiateLevelMVars___boxed(lean_object*, lean_object
 lean_object* l_Lean_Meta_forallTelescope___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpensive___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_Basic_6__lambdaTelescopeAux___main___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1___closed__3;
 lean_object* l_Lean_Expr_getAppFn___main(lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___lambda__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_fullApproxDefEq___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__4___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_getConst(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_renameMVar(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__1;
 lean_object* l_Lean_Meta_throwBug___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___at_Lean_Meta_isClassExpensive___main___spec__2(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__3___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -125,6 +129,7 @@ lean_object* l_Lean_Meta_isReadOnlyLevelMVar___boxed(lean_object*, lean_object*,
 lean_object* l___private_Lean_Meta_Basic_11__regTraceClasses___closed__4;
 uint8_t l_Lean_isReducible(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAuxDefinitionFor(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4;
 lean_object* l___private_Lean_Meta_Basic_5__forallTelescopeReducingAux___at_Lean_Meta_forallBoundedTelescope___spec__1___rarg(lean_object*, lean_object*, 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*);
@@ -164,12 +169,14 @@ lean_object* l_Lean_Meta_throwEx___rarg(lean_object*, lean_object*, lean_object*
 lean_object* l_Lean_Meta_dbgTrace___rarg___closed__1;
 lean_object* l_Lean_Meta_mkMetaExtension(lean_object*);
 lean_object* l___private_Lean_Meta_Basic_6__lambdaTelescopeAux___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3;
 lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_InfoCacheKey_Inhabited___closed__1;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__5___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescope___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, 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_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_5__forallTelescopeReducingAux___at_Lean_Meta_isClassExpensive___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_Option_hash___at_Lean_Meta_InfoCacheKey_Hashable___spec__1(lean_object*);
@@ -247,6 +254,7 @@ lean_object* l_Lean_Meta_addContext(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkSynthPendingRef___closed__1;
 lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_TransparencyMode_HasBeq___closed__1;
+lean_object* l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 lean_object* l_Std_PersistentArray_forM___at_IO_runMeta___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main(lean_object*);
@@ -265,6 +273,7 @@ lean_object* l_Lean_Meta_withNewLocalInstances___rarg___boxed(lean_object*, lean
 lean_object* l_Lean_Meta_assignLevelMVar(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_isEmpty___rarg(lean_object*);
 lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_LocalDecl_toExpr(lean_object*);
 lean_object* l_Lean_Meta_getLocalInstances(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallTelescopeReducing___spec__4___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* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__4___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -304,9 +313,11 @@ lean_object* l_IO_runMeta(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Environment_5__envExtensionsRef;
 lean_object* l_Lean_Meta_forallMetaTelescopeReducing(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3;
 lean_object* l_Lean_Meta_isDelayedAssigned___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_approxDefEq(lean_object*);
 lean_object* l_Lean_Meta_shouldReduceReducibleOnly___boxed(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withExistingLocalDecls(lean_object*);
 lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef(lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVarAt(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_type(lean_object*);
@@ -328,6 +339,7 @@ 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_setMVarKind___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_List_foldl___main___at_Lean_Meta_withExistingLocalDecls___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getParamNames___lambda__1(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;
@@ -336,12 +348,14 @@ uint8_t lean_expr_eqv(lean_object*, lean_object*);
 extern lean_object* l_Std_PersistentArray_empty___closed__3;
 lean_object* l_Lean_Meta_liftStateMCtx___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_tracer___lambda__1(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkWHNFRef___lambda__1___closed__4;
 lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux(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*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
 lean_object* l_Lean_Meta_tracer___closed__2;
 lean_object* l___private_Lean_Meta_Basic_7__forallMetaTelescopeReducingAux(uint8_t, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4;
 lean_object* l_Lean_Meta_withAtLeastTransparency___rarg(uint8_t, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_mk_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAuxAux___main___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -357,6 +371,7 @@ lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_B
 lean_object* l_Lean_Meta_whnfRef;
 lean_object* l_Lean_Meta_synthPending(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_MetaExtState_inhabited___closed__3;
+lean_object* l_Lean_LocalContext_addDecl(lean_object*, lean_object*);
 lean_object* l_Array_isEqvAux___main___at_Lean_Meta_withLocalContext___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAuxRef;
 lean_object* l_Lean_Meta_TransparencyMode_HasBeq;
@@ -403,6 +418,7 @@ lean_object* l_Lean_Meta_mkInferTypeRef(lean_object*);
 lean_object* l_Lean_Meta_isDelayedAssigned(lean_object*, lean_object*, lean_object*);
 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_Lean_Meta_mkWHNFRef___lambda__1___closed__3;
 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, uint8_t, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_10__instantiateForallAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -427,6 +443,7 @@ lean_object* l___private_Lean_Meta_Basic_8__lambdaMetaTelescopeAux___main___boxe
 lean_object* l_Lean_Meta_withNewMCtxDepth(lean_object*);
 lean_object* l_Lean_Meta_shouldReduceReducibleOnly(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMCtx___rarg(lean_object*);
+extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__2;
 lean_object* l_IO_print___at_IO_runMeta___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_forallBoundedTelescope___spec__4___rarg(lean_object*, uint8_t, 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_whnfD(lean_object*, lean_object*, lean_object*);
@@ -885,7 +902,7 @@ lean_object* l_Lean_Meta_MetaM_inhabited___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_2 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -914,6 +931,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_maxRecDepthErrorMessage;
+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_withIncRecDepth___rarg___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+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_withIncRecDepth___rarg___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_withIncRecDepth___rarg___closed__2;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -953,7 +990,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_1);
-x_14 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_14 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_15 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_15, 0, x_14);
 lean_ctor_set(x_15, 1, x_3);
@@ -999,7 +1036,7 @@ lean_dec(x_18);
 lean_dec(x_17);
 lean_dec(x_16);
 lean_dec(x_1);
-x_26 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_26 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_27 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_27, 0, x_26);
 lean_ctor_set(x_27, 1, x_3);
@@ -1205,6 +1242,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Meta_mkWHNFRef___lambda__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_Lean_Meta_mkWHNFRef___lambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkWHNFRef___lambda__1___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_Lean_Meta_mkWHNFRef___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkWHNFRef___lambda__1___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1214,7 +1271,7 @@ lean_object* l_Lean_Meta_mkWHNFRef___lambda__1(lean_object* x_1, lean_object* x_
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_Lean_Meta_mkWHNFRef___lambda__1___closed__2;
+x_4 = l_Lean_Meta_mkWHNFRef___lambda__1___closed__4;
 x_5 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_5, 0, x_4);
 lean_ctor_set(x_5, 1, x_3);
@@ -1261,6 +1318,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Meta_mkInferTypeRef___lambda__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_Lean_Meta_mkInferTypeRef___lambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkInferTypeRef___lambda__1___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_Lean_Meta_mkInferTypeRef___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkInferTypeRef___lambda__1___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1270,7 +1347,7 @@ lean_object* l_Lean_Meta_mkInferTypeRef___lambda__1(lean_object* x_1, lean_objec
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_Lean_Meta_mkInferTypeRef___lambda__1___closed__2;
+x_4 = l_Lean_Meta_mkInferTypeRef___lambda__1___closed__4;
 x_5 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_5, 0, x_4);
 lean_ctor_set(x_5, 1, x_3);
@@ -1317,6 +1394,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__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_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___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_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1326,7 +1423,7 @@ lean_object* l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1(lean_object* x_1, lean_
 _start:
 {
 lean_object* x_5; lean_object* x_6; 
-x_5 = l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__2;
+x_5 = l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4;
 x_6 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_6, 0, x_5);
 lean_ctor_set(x_6, 1, x_4);
@@ -1422,7 +1519,7 @@ lean_object* l_Lean_Meta_MetaExtState_inhabited___lambda__1(lean_object* x_1, le
 _start:
 {
 lean_object* x_5; lean_object* x_6; 
-x_5 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_5 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_6 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_6, 0, x_5);
 lean_ctor_set(x_6, 1, x_4);
@@ -1433,7 +1530,7 @@ lean_object* l_Lean_Meta_MetaExtState_inhabited___lambda__2(lean_object* x_1, le
 _start:
 {
 lean_object* x_4; lean_object* x_5; 
-x_4 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_4 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_5 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_5, 0, x_4);
 lean_ctor_set(x_5, 1, x_3);
@@ -2022,7 +2119,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_1);
-x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_19 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_19, 0, x_18);
 lean_ctor_set(x_19, 1, x_3);
@@ -2076,7 +2173,7 @@ lean_dec(x_22);
 lean_dec(x_21);
 lean_dec(x_20);
 lean_dec(x_1);
-x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_35 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_35, 0, x_34);
 lean_ctor_set(x_35, 1, x_3);
@@ -2208,7 +2305,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_1);
-x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_19 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_19, 0, x_18);
 lean_ctor_set(x_19, 1, x_3);
@@ -2262,7 +2359,7 @@ lean_dec(x_22);
 lean_dec(x_21);
 lean_dec(x_20);
 lean_dec(x_1);
-x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_35 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_35, 0, x_34);
 lean_ctor_set(x_35, 1, x_3);
@@ -2314,7 +2411,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_2);
 lean_dec(x_1);
-x_19 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_19 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_20 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_20, 0, x_19);
 lean_ctor_set(x_20, 1, x_4);
@@ -2369,7 +2466,7 @@ lean_dec(x_22);
 lean_dec(x_21);
 lean_dec(x_2);
 lean_dec(x_1);
-x_35 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_35 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_36 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_4);
@@ -2420,7 +2517,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_1);
-x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_18 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_19 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_19, 0, x_18);
 lean_ctor_set(x_19, 1, x_3);
@@ -2474,7 +2571,7 @@ lean_dec(x_22);
 lean_dec(x_21);
 lean_dec(x_20);
 lean_dec(x_1);
-x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__1;
+x_34 = l_Lean_Meta_withIncRecDepth___rarg___closed__3;
 x_35 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_35, 0, x_34);
 lean_ctor_set(x_35, 1, x_3);
@@ -42594,6 +42691,1302 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withLetDecl___rarg), 6, 0);
 return x_2;
 }
 }
+lean_object* l_List_foldl___main___at_Lean_Meta_withExistingLocalDecls___spec__1(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+return x_1;
+}
+else
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; 
+x_3 = lean_ctor_get(x_2, 0);
+lean_inc(x_3);
+x_4 = lean_ctor_get(x_2, 1);
+lean_inc(x_4);
+lean_dec(x_2);
+x_5 = l_Lean_LocalContext_addDecl(x_1, x_3);
+x_1 = x_5;
+x_2 = x_4;
+goto _start;
+}
+}
+}
+lean_object* l_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_5; 
+lean_dec(x_3);
+x_5 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_5, 0, x_1);
+lean_ctor_set(x_5, 1, x_4);
+return x_5;
+}
+else
+{
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+x_6 = lean_ctor_get(x_2, 0);
+x_7 = lean_ctor_get(x_2, 1);
+x_8 = l_Lean_LocalDecl_type(x_6);
+lean_inc(x_3);
+x_9 = l_Lean_Meta_isClass(x_8, x_3, x_4);
+if (lean_obj_tag(x_9) == 0)
+{
+lean_object* x_10; 
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; 
+x_11 = lean_ctor_get(x_9, 1);
+lean_inc(x_11);
+lean_dec(x_9);
+x_2 = x_7;
+x_4 = x_11;
+goto _start;
+}
+else
+{
+lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_13 = lean_ctor_get(x_9, 1);
+lean_inc(x_13);
+lean_dec(x_9);
+x_14 = lean_ctor_get(x_10, 0);
+lean_inc(x_14);
+lean_dec(x_10);
+x_15 = l_Lean_LocalDecl_toExpr(x_6);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_14);
+lean_ctor_set(x_16, 1, x_15);
+x_17 = lean_array_push(x_1, x_16);
+x_1 = x_17;
+x_2 = x_7;
+x_4 = x_13;
+goto _start;
+}
+}
+else
+{
+uint8_t x_19; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_19 = !lean_is_exclusive(x_9);
+if (x_19 == 0)
+{
+return x_9;
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_9, 0);
+x_21 = lean_ctor_get(x_9, 1);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_9);
+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_Lean_Meta_withExistingLocalDecls___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; 
+x_5 = !lean_is_exclusive(x_3);
+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_object* x_12; lean_object* x_13; 
+x_6 = lean_ctor_get(x_3, 0);
+x_7 = lean_ctor_get(x_3, 1);
+x_8 = lean_ctor_get(x_3, 2);
+x_9 = lean_ctor_get(x_3, 3);
+x_10 = lean_ctor_get(x_3, 4);
+x_11 = lean_array_get_size(x_8);
+lean_inc(x_1);
+x_12 = l_List_foldl___main___at_Lean_Meta_withExistingLocalDecls___spec__1(x_7, x_1);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_12);
+lean_inc(x_6);
+lean_ctor_set(x_3, 1, x_12);
+lean_inc(x_3);
+x_13 = l_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2(x_8, x_1, x_3, x_4);
+lean_dec(x_1);
+if (lean_obj_tag(x_13) == 0)
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_13, 1);
+lean_inc(x_15);
+if (lean_is_exclusive(x_13)) {
+ lean_ctor_release(x_13, 0);
+ lean_ctor_release(x_13, 1);
+ x_16 = x_13;
+} else {
+ lean_dec_ref(x_13);
+ x_16 = lean_box(0);
+}
+x_17 = lean_array_get_size(x_14);
+x_18 = lean_nat_dec_eq(x_17, x_11);
+lean_dec(x_11);
+lean_dec(x_17);
+if (x_18 == 0)
+{
+uint8_t x_19; 
+lean_dec(x_3);
+x_19 = !lean_is_exclusive(x_15);
+if (x_19 == 0)
+{
+lean_object* x_20; uint8_t x_21; 
+x_20 = lean_ctor_get(x_15, 2);
+x_21 = !lean_is_exclusive(x_20);
+if (x_21 == 0)
+{
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_74; lean_object* x_75; lean_object* x_76; 
+x_22 = lean_ctor_get(x_20, 2);
+x_74 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+lean_ctor_set(x_20, 2, x_74);
+x_75 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_75, 0, x_6);
+lean_ctor_set(x_75, 1, x_12);
+lean_ctor_set(x_75, 2, x_14);
+lean_ctor_set(x_75, 3, x_9);
+lean_ctor_set(x_75, 4, x_10);
+x_76 = lean_apply_2(x_2, x_75, x_15);
+if (lean_obj_tag(x_76) == 0)
+{
+lean_object* x_77; lean_object* x_78; lean_object* x_79; 
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+x_78 = lean_ctor_get(x_76, 1);
+lean_inc(x_78);
+lean_dec(x_76);
+x_79 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_79, 0, x_77);
+x_23 = x_79;
+x_24 = x_78;
+goto block_73;
+}
+else
+{
+lean_object* x_80; lean_object* x_81; lean_object* x_82; 
+x_80 = lean_ctor_get(x_76, 0);
+lean_inc(x_80);
+x_81 = lean_ctor_get(x_76, 1);
+lean_inc(x_81);
+lean_dec(x_76);
+x_82 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_82, 0, x_80);
+x_23 = x_82;
+x_24 = x_81;
+goto block_73;
+}
+block_73:
+{
+if (lean_obj_tag(x_23) == 0)
+{
+lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_25 = lean_ctor_get(x_24, 2);
+lean_inc(x_25);
+x_26 = lean_ctor_get(x_23, 0);
+lean_inc(x_26);
+lean_dec(x_23);
+x_27 = !lean_is_exclusive(x_24);
+if (x_27 == 0)
+{
+lean_object* x_28; uint8_t x_29; 
+x_28 = lean_ctor_get(x_24, 2);
+lean_dec(x_28);
+x_29 = !lean_is_exclusive(x_25);
+if (x_29 == 0)
+{
+lean_object* x_30; lean_object* x_31; 
+x_30 = lean_ctor_get(x_25, 2);
+lean_dec(x_30);
+lean_ctor_set(x_25, 2, x_22);
+if (lean_is_scalar(x_16)) {
+ x_31 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_31 = x_16;
+ lean_ctor_set_tag(x_31, 1);
+}
+lean_ctor_set(x_31, 0, x_26);
+lean_ctor_set(x_31, 1, x_24);
+return x_31;
+}
+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_25, 0);
+x_33 = lean_ctor_get(x_25, 1);
+x_34 = lean_ctor_get(x_25, 3);
+lean_inc(x_34);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_25);
+x_35 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_35, 0, x_32);
+lean_ctor_set(x_35, 1, x_33);
+lean_ctor_set(x_35, 2, x_22);
+lean_ctor_set(x_35, 3, x_34);
+lean_ctor_set(x_24, 2, x_35);
+if (lean_is_scalar(x_16)) {
+ x_36 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_36 = x_16;
+ lean_ctor_set_tag(x_36, 1);
+}
+lean_ctor_set(x_36, 0, x_26);
+lean_ctor_set(x_36, 1, x_24);
+return x_36;
+}
+}
+else
+{
+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_24, 0);
+x_38 = lean_ctor_get(x_24, 1);
+x_39 = lean_ctor_get(x_24, 3);
+x_40 = lean_ctor_get(x_24, 4);
+x_41 = lean_ctor_get(x_24, 5);
+lean_inc(x_41);
+lean_inc(x_40);
+lean_inc(x_39);
+lean_inc(x_38);
+lean_inc(x_37);
+lean_dec(x_24);
+x_42 = lean_ctor_get(x_25, 0);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_25, 1);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_25, 3);
+lean_inc(x_44);
+if (lean_is_exclusive(x_25)) {
+ lean_ctor_release(x_25, 0);
+ lean_ctor_release(x_25, 1);
+ lean_ctor_release(x_25, 2);
+ lean_ctor_release(x_25, 3);
+ x_45 = x_25;
+} else {
+ lean_dec_ref(x_25);
+ x_45 = lean_box(0);
+}
+if (lean_is_scalar(x_45)) {
+ x_46 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_46 = x_45;
+}
+lean_ctor_set(x_46, 0, x_42);
+lean_ctor_set(x_46, 1, x_43);
+lean_ctor_set(x_46, 2, x_22);
+lean_ctor_set(x_46, 3, x_44);
+x_47 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_47, 0, x_37);
+lean_ctor_set(x_47, 1, x_38);
+lean_ctor_set(x_47, 2, x_46);
+lean_ctor_set(x_47, 3, x_39);
+lean_ctor_set(x_47, 4, x_40);
+lean_ctor_set(x_47, 5, x_41);
+if (lean_is_scalar(x_16)) {
+ x_48 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_48 = x_16;
+ lean_ctor_set_tag(x_48, 1);
+}
+lean_ctor_set(x_48, 0, x_26);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+else
+{
+lean_object* x_49; lean_object* x_50; uint8_t x_51; 
+x_49 = lean_ctor_get(x_24, 2);
+lean_inc(x_49);
+x_50 = lean_ctor_get(x_23, 0);
+lean_inc(x_50);
+lean_dec(x_23);
+x_51 = !lean_is_exclusive(x_24);
+if (x_51 == 0)
+{
+lean_object* x_52; uint8_t x_53; 
+x_52 = lean_ctor_get(x_24, 2);
+lean_dec(x_52);
+x_53 = !lean_is_exclusive(x_49);
+if (x_53 == 0)
+{
+lean_object* x_54; lean_object* x_55; 
+x_54 = lean_ctor_get(x_49, 2);
+lean_dec(x_54);
+lean_ctor_set(x_49, 2, x_22);
+if (lean_is_scalar(x_16)) {
+ x_55 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_55 = x_16;
+}
+lean_ctor_set(x_55, 0, x_50);
+lean_ctor_set(x_55, 1, x_24);
+return x_55;
+}
+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_49, 0);
+x_57 = lean_ctor_get(x_49, 1);
+x_58 = lean_ctor_get(x_49, 3);
+lean_inc(x_58);
+lean_inc(x_57);
+lean_inc(x_56);
+lean_dec(x_49);
+x_59 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_59, 0, x_56);
+lean_ctor_set(x_59, 1, x_57);
+lean_ctor_set(x_59, 2, x_22);
+lean_ctor_set(x_59, 3, x_58);
+lean_ctor_set(x_24, 2, x_59);
+if (lean_is_scalar(x_16)) {
+ x_60 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_60 = x_16;
+}
+lean_ctor_set(x_60, 0, x_50);
+lean_ctor_set(x_60, 1, x_24);
+return x_60;
+}
+}
+else
+{
+lean_object* x_61; 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; 
+x_61 = lean_ctor_get(x_24, 0);
+x_62 = lean_ctor_get(x_24, 1);
+x_63 = lean_ctor_get(x_24, 3);
+x_64 = lean_ctor_get(x_24, 4);
+x_65 = lean_ctor_get(x_24, 5);
+lean_inc(x_65);
+lean_inc(x_64);
+lean_inc(x_63);
+lean_inc(x_62);
+lean_inc(x_61);
+lean_dec(x_24);
+x_66 = lean_ctor_get(x_49, 0);
+lean_inc(x_66);
+x_67 = lean_ctor_get(x_49, 1);
+lean_inc(x_67);
+x_68 = lean_ctor_get(x_49, 3);
+lean_inc(x_68);
+if (lean_is_exclusive(x_49)) {
+ lean_ctor_release(x_49, 0);
+ lean_ctor_release(x_49, 1);
+ lean_ctor_release(x_49, 2);
+ lean_ctor_release(x_49, 3);
+ x_69 = x_49;
+} else {
+ lean_dec_ref(x_49);
+ x_69 = lean_box(0);
+}
+if (lean_is_scalar(x_69)) {
+ x_70 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_70 = x_69;
+}
+lean_ctor_set(x_70, 0, x_66);
+lean_ctor_set(x_70, 1, x_67);
+lean_ctor_set(x_70, 2, x_22);
+lean_ctor_set(x_70, 3, x_68);
+x_71 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_71, 0, x_61);
+lean_ctor_set(x_71, 1, x_62);
+lean_ctor_set(x_71, 2, x_70);
+lean_ctor_set(x_71, 3, x_63);
+lean_ctor_set(x_71, 4, x_64);
+lean_ctor_set(x_71, 5, x_65);
+if (lean_is_scalar(x_16)) {
+ x_72 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_72 = x_16;
+}
+lean_ctor_set(x_72, 0, x_50);
+lean_ctor_set(x_72, 1, x_71);
+return x_72;
+}
+}
+}
+}
+else
+{
+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_120; lean_object* x_121; lean_object* x_122; lean_object* x_123; 
+x_83 = lean_ctor_get(x_20, 0);
+x_84 = lean_ctor_get(x_20, 1);
+x_85 = lean_ctor_get(x_20, 2);
+x_86 = lean_ctor_get(x_20, 3);
+lean_inc(x_86);
+lean_inc(x_85);
+lean_inc(x_84);
+lean_inc(x_83);
+lean_dec(x_20);
+x_120 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_121 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_121, 0, x_83);
+lean_ctor_set(x_121, 1, x_84);
+lean_ctor_set(x_121, 2, x_120);
+lean_ctor_set(x_121, 3, x_86);
+lean_ctor_set(x_15, 2, x_121);
+x_122 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_122, 0, x_6);
+lean_ctor_set(x_122, 1, x_12);
+lean_ctor_set(x_122, 2, x_14);
+lean_ctor_set(x_122, 3, x_9);
+lean_ctor_set(x_122, 4, x_10);
+x_123 = lean_apply_2(x_2, x_122, x_15);
+if (lean_obj_tag(x_123) == 0)
+{
+lean_object* x_124; lean_object* x_125; lean_object* x_126; 
+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 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_126, 0, x_124);
+x_87 = x_126;
+x_88 = x_125;
+goto block_119;
+}
+else
+{
+lean_object* x_127; lean_object* x_128; lean_object* x_129; 
+x_127 = lean_ctor_get(x_123, 0);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_123, 1);
+lean_inc(x_128);
+lean_dec(x_123);
+x_129 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_129, 0, x_127);
+x_87 = x_129;
+x_88 = x_128;
+goto block_119;
+}
+block_119:
+{
+if (lean_obj_tag(x_87) == 0)
+{
+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; 
+x_89 = lean_ctor_get(x_88, 2);
+lean_inc(x_89);
+x_90 = lean_ctor_get(x_87, 0);
+lean_inc(x_90);
+lean_dec(x_87);
+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_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);
+}
+x_97 = lean_ctor_get(x_89, 0);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_89, 1);
+lean_inc(x_98);
+x_99 = lean_ctor_get(x_89, 3);
+lean_inc(x_99);
+if (lean_is_exclusive(x_89)) {
+ lean_ctor_release(x_89, 0);
+ lean_ctor_release(x_89, 1);
+ lean_ctor_release(x_89, 2);
+ lean_ctor_release(x_89, 3);
+ x_100 = x_89;
+} else {
+ lean_dec_ref(x_89);
+ x_100 = lean_box(0);
+}
+if (lean_is_scalar(x_100)) {
+ x_101 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_101 = x_100;
+}
+lean_ctor_set(x_101, 0, x_97);
+lean_ctor_set(x_101, 1, x_98);
+lean_ctor_set(x_101, 2, x_85);
+lean_ctor_set(x_101, 3, x_99);
+if (lean_is_scalar(x_96)) {
+ x_102 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_102 = x_96;
+}
+lean_ctor_set(x_102, 0, x_91);
+lean_ctor_set(x_102, 1, x_92);
+lean_ctor_set(x_102, 2, x_101);
+lean_ctor_set(x_102, 3, x_93);
+lean_ctor_set(x_102, 4, x_94);
+lean_ctor_set(x_102, 5, x_95);
+if (lean_is_scalar(x_16)) {
+ x_103 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_103 = x_16;
+ lean_ctor_set_tag(x_103, 1);
+}
+lean_ctor_set(x_103, 0, x_90);
+lean_ctor_set(x_103, 1, x_102);
+return x_103;
+}
+else
+{
+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; 
+x_104 = lean_ctor_get(x_88, 2);
+lean_inc(x_104);
+x_105 = lean_ctor_get(x_87, 0);
+lean_inc(x_105);
+lean_dec(x_87);
+x_106 = lean_ctor_get(x_88, 0);
+lean_inc(x_106);
+x_107 = lean_ctor_get(x_88, 1);
+lean_inc(x_107);
+x_108 = lean_ctor_get(x_88, 3);
+lean_inc(x_108);
+x_109 = lean_ctor_get(x_88, 4);
+lean_inc(x_109);
+x_110 = lean_ctor_get(x_88, 5);
+lean_inc(x_110);
+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_111 = x_88;
+} else {
+ lean_dec_ref(x_88);
+ x_111 = lean_box(0);
+}
+x_112 = lean_ctor_get(x_104, 0);
+lean_inc(x_112);
+x_113 = lean_ctor_get(x_104, 1);
+lean_inc(x_113);
+x_114 = lean_ctor_get(x_104, 3);
+lean_inc(x_114);
+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);
+ x_115 = x_104;
+} else {
+ lean_dec_ref(x_104);
+ x_115 = lean_box(0);
+}
+if (lean_is_scalar(x_115)) {
+ x_116 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_116 = x_115;
+}
+lean_ctor_set(x_116, 0, x_112);
+lean_ctor_set(x_116, 1, x_113);
+lean_ctor_set(x_116, 2, x_85);
+lean_ctor_set(x_116, 3, x_114);
+if (lean_is_scalar(x_111)) {
+ x_117 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_117 = x_111;
+}
+lean_ctor_set(x_117, 0, x_106);
+lean_ctor_set(x_117, 1, x_107);
+lean_ctor_set(x_117, 2, x_116);
+lean_ctor_set(x_117, 3, x_108);
+lean_ctor_set(x_117, 4, x_109);
+lean_ctor_set(x_117, 5, x_110);
+if (lean_is_scalar(x_16)) {
+ x_118 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_118 = x_16;
+}
+lean_ctor_set(x_118, 0, x_105);
+lean_ctor_set(x_118, 1, x_117);
+return x_118;
+}
+}
+}
+}
+else
+{
+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_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; 
+x_130 = lean_ctor_get(x_15, 2);
+x_131 = lean_ctor_get(x_15, 0);
+x_132 = lean_ctor_get(x_15, 1);
+x_133 = lean_ctor_get(x_15, 3);
+x_134 = lean_ctor_get(x_15, 4);
+x_135 = lean_ctor_get(x_15, 5);
+lean_inc(x_135);
+lean_inc(x_134);
+lean_inc(x_133);
+lean_inc(x_130);
+lean_inc(x_132);
+lean_inc(x_131);
+lean_dec(x_15);
+x_136 = lean_ctor_get(x_130, 0);
+lean_inc(x_136);
+x_137 = lean_ctor_get(x_130, 1);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_130, 2);
+lean_inc(x_138);
+x_139 = lean_ctor_get(x_130, 3);
+lean_inc(x_139);
+if (lean_is_exclusive(x_130)) {
+ lean_ctor_release(x_130, 0);
+ lean_ctor_release(x_130, 1);
+ lean_ctor_release(x_130, 2);
+ lean_ctor_release(x_130, 3);
+ x_140 = x_130;
+} else {
+ lean_dec_ref(x_130);
+ x_140 = lean_box(0);
+}
+x_174 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_140)) {
+ x_175 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_175 = x_140;
+}
+lean_ctor_set(x_175, 0, x_136);
+lean_ctor_set(x_175, 1, x_137);
+lean_ctor_set(x_175, 2, x_174);
+lean_ctor_set(x_175, 3, x_139);
+x_176 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_176, 0, x_131);
+lean_ctor_set(x_176, 1, x_132);
+lean_ctor_set(x_176, 2, x_175);
+lean_ctor_set(x_176, 3, x_133);
+lean_ctor_set(x_176, 4, x_134);
+lean_ctor_set(x_176, 5, x_135);
+x_177 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_177, 0, x_6);
+lean_ctor_set(x_177, 1, x_12);
+lean_ctor_set(x_177, 2, x_14);
+lean_ctor_set(x_177, 3, x_9);
+lean_ctor_set(x_177, 4, x_10);
+x_178 = lean_apply_2(x_2, x_177, x_176);
+if (lean_obj_tag(x_178) == 0)
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; 
+x_179 = lean_ctor_get(x_178, 0);
+lean_inc(x_179);
+x_180 = lean_ctor_get(x_178, 1);
+lean_inc(x_180);
+lean_dec(x_178);
+x_181 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_181, 0, x_179);
+x_141 = x_181;
+x_142 = x_180;
+goto block_173;
+}
+else
+{
+lean_object* x_182; lean_object* x_183; lean_object* x_184; 
+x_182 = lean_ctor_get(x_178, 0);
+lean_inc(x_182);
+x_183 = lean_ctor_get(x_178, 1);
+lean_inc(x_183);
+lean_dec(x_178);
+x_184 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_184, 0, x_182);
+x_141 = x_184;
+x_142 = x_183;
+goto block_173;
+}
+block_173:
+{
+if (lean_obj_tag(x_141) == 0)
+{
+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; 
+x_143 = lean_ctor_get(x_142, 2);
+lean_inc(x_143);
+x_144 = lean_ctor_get(x_141, 0);
+lean_inc(x_144);
+lean_dec(x_141);
+x_145 = lean_ctor_get(x_142, 0);
+lean_inc(x_145);
+x_146 = lean_ctor_get(x_142, 1);
+lean_inc(x_146);
+x_147 = lean_ctor_get(x_142, 3);
+lean_inc(x_147);
+x_148 = lean_ctor_get(x_142, 4);
+lean_inc(x_148);
+x_149 = lean_ctor_get(x_142, 5);
+lean_inc(x_149);
+if (lean_is_exclusive(x_142)) {
+ lean_ctor_release(x_142, 0);
+ lean_ctor_release(x_142, 1);
+ lean_ctor_release(x_142, 2);
+ lean_ctor_release(x_142, 3);
+ lean_ctor_release(x_142, 4);
+ lean_ctor_release(x_142, 5);
+ x_150 = x_142;
+} else {
+ lean_dec_ref(x_142);
+ x_150 = lean_box(0);
+}
+x_151 = lean_ctor_get(x_143, 0);
+lean_inc(x_151);
+x_152 = lean_ctor_get(x_143, 1);
+lean_inc(x_152);
+x_153 = lean_ctor_get(x_143, 3);
+lean_inc(x_153);
+if (lean_is_exclusive(x_143)) {
+ lean_ctor_release(x_143, 0);
+ lean_ctor_release(x_143, 1);
+ lean_ctor_release(x_143, 2);
+ lean_ctor_release(x_143, 3);
+ x_154 = x_143;
+} else {
+ lean_dec_ref(x_143);
+ x_154 = lean_box(0);
+}
+if (lean_is_scalar(x_154)) {
+ x_155 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_155 = x_154;
+}
+lean_ctor_set(x_155, 0, x_151);
+lean_ctor_set(x_155, 1, x_152);
+lean_ctor_set(x_155, 2, x_138);
+lean_ctor_set(x_155, 3, x_153);
+if (lean_is_scalar(x_150)) {
+ x_156 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_156 = x_150;
+}
+lean_ctor_set(x_156, 0, x_145);
+lean_ctor_set(x_156, 1, x_146);
+lean_ctor_set(x_156, 2, x_155);
+lean_ctor_set(x_156, 3, x_147);
+lean_ctor_set(x_156, 4, x_148);
+lean_ctor_set(x_156, 5, x_149);
+if (lean_is_scalar(x_16)) {
+ x_157 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_157 = x_16;
+ lean_ctor_set_tag(x_157, 1);
+}
+lean_ctor_set(x_157, 0, x_144);
+lean_ctor_set(x_157, 1, x_156);
+return x_157;
+}
+else
+{
+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; 
+x_158 = lean_ctor_get(x_142, 2);
+lean_inc(x_158);
+x_159 = lean_ctor_get(x_141, 0);
+lean_inc(x_159);
+lean_dec(x_141);
+x_160 = lean_ctor_get(x_142, 0);
+lean_inc(x_160);
+x_161 = lean_ctor_get(x_142, 1);
+lean_inc(x_161);
+x_162 = lean_ctor_get(x_142, 3);
+lean_inc(x_162);
+x_163 = lean_ctor_get(x_142, 4);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_142, 5);
+lean_inc(x_164);
+if (lean_is_exclusive(x_142)) {
+ lean_ctor_release(x_142, 0);
+ lean_ctor_release(x_142, 1);
+ lean_ctor_release(x_142, 2);
+ lean_ctor_release(x_142, 3);
+ lean_ctor_release(x_142, 4);
+ lean_ctor_release(x_142, 5);
+ x_165 = x_142;
+} else {
+ lean_dec_ref(x_142);
+ x_165 = lean_box(0);
+}
+x_166 = lean_ctor_get(x_158, 0);
+lean_inc(x_166);
+x_167 = lean_ctor_get(x_158, 1);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_158, 3);
+lean_inc(x_168);
+if (lean_is_exclusive(x_158)) {
+ lean_ctor_release(x_158, 0);
+ lean_ctor_release(x_158, 1);
+ lean_ctor_release(x_158, 2);
+ lean_ctor_release(x_158, 3);
+ x_169 = x_158;
+} else {
+ lean_dec_ref(x_158);
+ x_169 = lean_box(0);
+}
+if (lean_is_scalar(x_169)) {
+ x_170 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_170 = x_169;
+}
+lean_ctor_set(x_170, 0, x_166);
+lean_ctor_set(x_170, 1, x_167);
+lean_ctor_set(x_170, 2, x_138);
+lean_ctor_set(x_170, 3, x_168);
+if (lean_is_scalar(x_165)) {
+ x_171 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_171 = x_165;
+}
+lean_ctor_set(x_171, 0, x_160);
+lean_ctor_set(x_171, 1, x_161);
+lean_ctor_set(x_171, 2, x_170);
+lean_ctor_set(x_171, 3, x_162);
+lean_ctor_set(x_171, 4, x_163);
+lean_ctor_set(x_171, 5, x_164);
+if (lean_is_scalar(x_16)) {
+ x_172 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_172 = x_16;
+}
+lean_ctor_set(x_172, 0, x_159);
+lean_ctor_set(x_172, 1, x_171);
+return x_172;
+}
+}
+}
+}
+else
+{
+lean_object* x_185; 
+lean_dec(x_16);
+lean_dec(x_14);
+lean_dec(x_12);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_6);
+x_185 = lean_apply_2(x_2, x_3, x_15);
+return x_185;
+}
+}
+else
+{
+uint8_t x_186; 
+lean_dec(x_3);
+lean_dec(x_12);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_2);
+x_186 = !lean_is_exclusive(x_13);
+if (x_186 == 0)
+{
+return x_13;
+}
+else
+{
+lean_object* x_187; lean_object* x_188; lean_object* x_189; 
+x_187 = lean_ctor_get(x_13, 0);
+x_188 = lean_ctor_get(x_13, 1);
+lean_inc(x_188);
+lean_inc(x_187);
+lean_dec(x_13);
+x_189 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_189, 0, x_187);
+lean_ctor_set(x_189, 1, x_188);
+return x_189;
+}
+}
+}
+else
+{
+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; 
+x_190 = lean_ctor_get(x_3, 0);
+x_191 = lean_ctor_get(x_3, 1);
+x_192 = lean_ctor_get(x_3, 2);
+x_193 = lean_ctor_get(x_3, 3);
+x_194 = lean_ctor_get(x_3, 4);
+lean_inc(x_194);
+lean_inc(x_193);
+lean_inc(x_192);
+lean_inc(x_191);
+lean_inc(x_190);
+lean_dec(x_3);
+x_195 = lean_array_get_size(x_192);
+lean_inc(x_1);
+x_196 = l_List_foldl___main___at_Lean_Meta_withExistingLocalDecls___spec__1(x_191, x_1);
+lean_inc(x_194);
+lean_inc(x_193);
+lean_inc(x_192);
+lean_inc(x_196);
+lean_inc(x_190);
+x_197 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_197, 0, x_190);
+lean_ctor_set(x_197, 1, x_196);
+lean_ctor_set(x_197, 2, x_192);
+lean_ctor_set(x_197, 3, x_193);
+lean_ctor_set(x_197, 4, x_194);
+lean_inc(x_197);
+x_198 = l_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2(x_192, x_1, x_197, x_4);
+lean_dec(x_1);
+if (lean_obj_tag(x_198) == 0)
+{
+lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; uint8_t x_203; 
+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;
+} else {
+ lean_dec_ref(x_198);
+ x_201 = lean_box(0);
+}
+x_202 = lean_array_get_size(x_199);
+x_203 = lean_nat_dec_eq(x_202, x_195);
+lean_dec(x_195);
+lean_dec(x_202);
+if (x_203 == 0)
+{
+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_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; 
+lean_dec(x_197);
+x_204 = lean_ctor_get(x_200, 2);
+lean_inc(x_204);
+x_205 = lean_ctor_get(x_200, 0);
+lean_inc(x_205);
+x_206 = lean_ctor_get(x_200, 1);
+lean_inc(x_206);
+x_207 = lean_ctor_get(x_200, 3);
+lean_inc(x_207);
+x_208 = lean_ctor_get(x_200, 4);
+lean_inc(x_208);
+x_209 = lean_ctor_get(x_200, 5);
+lean_inc(x_209);
+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_210 = x_200;
+} else {
+ lean_dec_ref(x_200);
+ x_210 = lean_box(0);
+}
+x_211 = lean_ctor_get(x_204, 0);
+lean_inc(x_211);
+x_212 = lean_ctor_get(x_204, 1);
+lean_inc(x_212);
+x_213 = lean_ctor_get(x_204, 2);
+lean_inc(x_213);
+x_214 = lean_ctor_get(x_204, 3);
+lean_inc(x_214);
+if (lean_is_exclusive(x_204)) {
+ lean_ctor_release(x_204, 0);
+ lean_ctor_release(x_204, 1);
+ lean_ctor_release(x_204, 2);
+ lean_ctor_release(x_204, 3);
+ x_215 = x_204;
+} else {
+ lean_dec_ref(x_204);
+ x_215 = lean_box(0);
+}
+x_249 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_215)) {
+ x_250 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_250 = x_215;
+}
+lean_ctor_set(x_250, 0, x_211);
+lean_ctor_set(x_250, 1, x_212);
+lean_ctor_set(x_250, 2, x_249);
+lean_ctor_set(x_250, 3, x_214);
+if (lean_is_scalar(x_210)) {
+ x_251 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_251 = x_210;
+}
+lean_ctor_set(x_251, 0, x_205);
+lean_ctor_set(x_251, 1, x_206);
+lean_ctor_set(x_251, 2, x_250);
+lean_ctor_set(x_251, 3, x_207);
+lean_ctor_set(x_251, 4, x_208);
+lean_ctor_set(x_251, 5, x_209);
+x_252 = lean_alloc_ctor(0, 5, 0);
+lean_ctor_set(x_252, 0, x_190);
+lean_ctor_set(x_252, 1, x_196);
+lean_ctor_set(x_252, 2, x_199);
+lean_ctor_set(x_252, 3, x_193);
+lean_ctor_set(x_252, 4, x_194);
+x_253 = lean_apply_2(x_2, x_252, x_251);
+if (lean_obj_tag(x_253) == 0)
+{
+lean_object* x_254; lean_object* x_255; lean_object* x_256; 
+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_256 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_256, 0, x_254);
+x_216 = x_256;
+x_217 = x_255;
+goto block_248;
+}
+else
+{
+lean_object* x_257; lean_object* x_258; lean_object* x_259; 
+x_257 = lean_ctor_get(x_253, 0);
+lean_inc(x_257);
+x_258 = lean_ctor_get(x_253, 1);
+lean_inc(x_258);
+lean_dec(x_253);
+x_259 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_259, 0, x_257);
+x_216 = x_259;
+x_217 = x_258;
+goto block_248;
+}
+block_248:
+{
+if (lean_obj_tag(x_216) == 0)
+{
+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; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; 
+x_218 = lean_ctor_get(x_217, 2);
+lean_inc(x_218);
+x_219 = lean_ctor_get(x_216, 0);
+lean_inc(x_219);
+lean_dec(x_216);
+x_220 = lean_ctor_get(x_217, 0);
+lean_inc(x_220);
+x_221 = lean_ctor_get(x_217, 1);
+lean_inc(x_221);
+x_222 = lean_ctor_get(x_217, 3);
+lean_inc(x_222);
+x_223 = lean_ctor_get(x_217, 4);
+lean_inc(x_223);
+x_224 = lean_ctor_get(x_217, 5);
+lean_inc(x_224);
+if (lean_is_exclusive(x_217)) {
+ lean_ctor_release(x_217, 0);
+ lean_ctor_release(x_217, 1);
+ lean_ctor_release(x_217, 2);
+ lean_ctor_release(x_217, 3);
+ lean_ctor_release(x_217, 4);
+ lean_ctor_release(x_217, 5);
+ x_225 = x_217;
+} else {
+ lean_dec_ref(x_217);
+ x_225 = lean_box(0);
+}
+x_226 = lean_ctor_get(x_218, 0);
+lean_inc(x_226);
+x_227 = lean_ctor_get(x_218, 1);
+lean_inc(x_227);
+x_228 = lean_ctor_get(x_218, 3);
+lean_inc(x_228);
+if (lean_is_exclusive(x_218)) {
+ lean_ctor_release(x_218, 0);
+ lean_ctor_release(x_218, 1);
+ lean_ctor_release(x_218, 2);
+ lean_ctor_release(x_218, 3);
+ x_229 = x_218;
+} else {
+ lean_dec_ref(x_218);
+ x_229 = lean_box(0);
+}
+if (lean_is_scalar(x_229)) {
+ x_230 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_230 = x_229;
+}
+lean_ctor_set(x_230, 0, x_226);
+lean_ctor_set(x_230, 1, x_227);
+lean_ctor_set(x_230, 2, x_213);
+lean_ctor_set(x_230, 3, x_228);
+if (lean_is_scalar(x_225)) {
+ x_231 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_231 = x_225;
+}
+lean_ctor_set(x_231, 0, x_220);
+lean_ctor_set(x_231, 1, x_221);
+lean_ctor_set(x_231, 2, x_230);
+lean_ctor_set(x_231, 3, x_222);
+lean_ctor_set(x_231, 4, x_223);
+lean_ctor_set(x_231, 5, x_224);
+if (lean_is_scalar(x_201)) {
+ x_232 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_232 = x_201;
+ lean_ctor_set_tag(x_232, 1);
+}
+lean_ctor_set(x_232, 0, x_219);
+lean_ctor_set(x_232, 1, x_231);
+return x_232;
+}
+else
+{
+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; 
+x_233 = lean_ctor_get(x_217, 2);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_216, 0);
+lean_inc(x_234);
+lean_dec(x_216);
+x_235 = lean_ctor_get(x_217, 0);
+lean_inc(x_235);
+x_236 = lean_ctor_get(x_217, 1);
+lean_inc(x_236);
+x_237 = lean_ctor_get(x_217, 3);
+lean_inc(x_237);
+x_238 = lean_ctor_get(x_217, 4);
+lean_inc(x_238);
+x_239 = lean_ctor_get(x_217, 5);
+lean_inc(x_239);
+if (lean_is_exclusive(x_217)) {
+ lean_ctor_release(x_217, 0);
+ lean_ctor_release(x_217, 1);
+ lean_ctor_release(x_217, 2);
+ lean_ctor_release(x_217, 3);
+ lean_ctor_release(x_217, 4);
+ lean_ctor_release(x_217, 5);
+ x_240 = x_217;
+} else {
+ lean_dec_ref(x_217);
+ x_240 = lean_box(0);
+}
+x_241 = lean_ctor_get(x_233, 0);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_233, 1);
+lean_inc(x_242);
+x_243 = lean_ctor_get(x_233, 3);
+lean_inc(x_243);
+if (lean_is_exclusive(x_233)) {
+ lean_ctor_release(x_233, 0);
+ lean_ctor_release(x_233, 1);
+ lean_ctor_release(x_233, 2);
+ lean_ctor_release(x_233, 3);
+ x_244 = x_233;
+} else {
+ lean_dec_ref(x_233);
+ x_244 = lean_box(0);
+}
+if (lean_is_scalar(x_244)) {
+ x_245 = lean_alloc_ctor(0, 4, 0);
+} else {
+ x_245 = x_244;
+}
+lean_ctor_set(x_245, 0, x_241);
+lean_ctor_set(x_245, 1, x_242);
+lean_ctor_set(x_245, 2, x_213);
+lean_ctor_set(x_245, 3, x_243);
+if (lean_is_scalar(x_240)) {
+ x_246 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_246 = x_240;
+}
+lean_ctor_set(x_246, 0, x_235);
+lean_ctor_set(x_246, 1, x_236);
+lean_ctor_set(x_246, 2, x_245);
+lean_ctor_set(x_246, 3, x_237);
+lean_ctor_set(x_246, 4, x_238);
+lean_ctor_set(x_246, 5, x_239);
+if (lean_is_scalar(x_201)) {
+ x_247 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_247 = x_201;
+}
+lean_ctor_set(x_247, 0, x_234);
+lean_ctor_set(x_247, 1, x_246);
+return x_247;
+}
+}
+}
+else
+{
+lean_object* x_260; 
+lean_dec(x_201);
+lean_dec(x_199);
+lean_dec(x_196);
+lean_dec(x_194);
+lean_dec(x_193);
+lean_dec(x_190);
+x_260 = lean_apply_2(x_2, x_197, x_200);
+return x_260;
+}
+}
+else
+{
+lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; 
+lean_dec(x_197);
+lean_dec(x_196);
+lean_dec(x_195);
+lean_dec(x_194);
+lean_dec(x_193);
+lean_dec(x_190);
+lean_dec(x_2);
+x_261 = lean_ctor_get(x_198, 0);
+lean_inc(x_261);
+x_262 = lean_ctor_get(x_198, 1);
+lean_inc(x_262);
+if (lean_is_exclusive(x_198)) {
+ lean_ctor_release(x_198, 0);
+ lean_ctor_release(x_198, 1);
+ x_263 = x_198;
+} else {
+ lean_dec_ref(x_198);
+ x_263 = lean_box(0);
+}
+if (lean_is_scalar(x_263)) {
+ x_264 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_264 = x_263;
+}
+lean_ctor_set(x_264, 0, x_261);
+lean_ctor_set(x_264, 1, x_262);
+return x_264;
+}
+}
+}
+}
+lean_object* l_Lean_Meta_withExistingLocalDecls(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withExistingLocalDecls___rarg), 4, 0);
+return x_2;
+}
+}
+lean_object* l_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___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_List_foldlM___main___at_Lean_Meta_withExistingLocalDecls___spec__2(x_1, x_2, x_3, x_4);
+lean_dec(x_2);
+return x_5;
+}
+}
 lean_object* l_Lean_Meta_withNewMCtxDepth___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -44301,6 +45694,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___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___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___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___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -44367,7 +45780,7 @@ if (x_18 == 0)
 lean_object* x_19; lean_object* x_20; 
 x_19 = lean_ctor_get(x_10, 0);
 lean_dec(x_19);
-x_20 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__2;
+x_20 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4;
 lean_ctor_set_tag(x_10, 1);
 lean_ctor_set(x_10, 0, x_20);
 return x_10;
@@ -44378,7 +45791,7 @@ lean_object* x_21; lean_object* x_22; lean_object* x_23;
 x_21 = lean_ctor_get(x_10, 1);
 lean_inc(x_21);
 lean_dec(x_10);
-x_22 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__2;
+x_22 = l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4;
 x_23 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_23, 0, x_22);
 lean_ctor_set(x_23, 1, x_21);
@@ -45422,10 +46835,18 @@ l_Lean_Meta_InfoCacheKey_Inhabited = _init_l_Lean_Meta_InfoCacheKey_Inhabited();
 lean_mark_persistent(l_Lean_Meta_InfoCacheKey_Inhabited);
 l_Lean_Meta_withIncRecDepth___rarg___closed__1 = _init_l_Lean_Meta_withIncRecDepth___rarg___closed__1();
 lean_mark_persistent(l_Lean_Meta_withIncRecDepth___rarg___closed__1);
+l_Lean_Meta_withIncRecDepth___rarg___closed__2 = _init_l_Lean_Meta_withIncRecDepth___rarg___closed__2();
+lean_mark_persistent(l_Lean_Meta_withIncRecDepth___rarg___closed__2);
+l_Lean_Meta_withIncRecDepth___rarg___closed__3 = _init_l_Lean_Meta_withIncRecDepth___rarg___closed__3();
+lean_mark_persistent(l_Lean_Meta_withIncRecDepth___rarg___closed__3);
 l_Lean_Meta_mkWHNFRef___lambda__1___closed__1 = _init_l_Lean_Meta_mkWHNFRef___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkWHNFRef___lambda__1___closed__1);
 l_Lean_Meta_mkWHNFRef___lambda__1___closed__2 = _init_l_Lean_Meta_mkWHNFRef___lambda__1___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkWHNFRef___lambda__1___closed__2);
+l_Lean_Meta_mkWHNFRef___lambda__1___closed__3 = _init_l_Lean_Meta_mkWHNFRef___lambda__1___closed__3();
+lean_mark_persistent(l_Lean_Meta_mkWHNFRef___lambda__1___closed__3);
+l_Lean_Meta_mkWHNFRef___lambda__1___closed__4 = _init_l_Lean_Meta_mkWHNFRef___lambda__1___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkWHNFRef___lambda__1___closed__4);
 l_Lean_Meta_mkWHNFRef___closed__1 = _init_l_Lean_Meta_mkWHNFRef___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkWHNFRef___closed__1);
 res = l_Lean_Meta_mkWHNFRef(lean_io_mk_world());
@@ -45437,6 +46858,10 @@ l_Lean_Meta_mkInferTypeRef___lambda__1___closed__1 = _init_l_Lean_Meta_mkInferTy
 lean_mark_persistent(l_Lean_Meta_mkInferTypeRef___lambda__1___closed__1);
 l_Lean_Meta_mkInferTypeRef___lambda__1___closed__2 = _init_l_Lean_Meta_mkInferTypeRef___lambda__1___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkInferTypeRef___lambda__1___closed__2);
+l_Lean_Meta_mkInferTypeRef___lambda__1___closed__3 = _init_l_Lean_Meta_mkInferTypeRef___lambda__1___closed__3();
+lean_mark_persistent(l_Lean_Meta_mkInferTypeRef___lambda__1___closed__3);
+l_Lean_Meta_mkInferTypeRef___lambda__1___closed__4 = _init_l_Lean_Meta_mkInferTypeRef___lambda__1___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkInferTypeRef___lambda__1___closed__4);
 l_Lean_Meta_mkInferTypeRef___closed__1 = _init_l_Lean_Meta_mkInferTypeRef___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkInferTypeRef___closed__1);
 res = l_Lean_Meta_mkInferTypeRef(lean_io_mk_world());
@@ -45448,6 +46873,10 @@ l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__1 = _init_l_Lean_Meta_mkIs
 lean_mark_persistent(l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__1);
 l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__2 = _init_l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__2();
 lean_mark_persistent(l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__2);
+l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3 = _init_l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3();
+lean_mark_persistent(l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__3);
+l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4 = _init_l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4();
+lean_mark_persistent(l_Lean_Meta_mkIsExprDefEqAuxRef___lambda__1___closed__4);
 l_Lean_Meta_mkIsExprDefEqAuxRef___closed__1 = _init_l_Lean_Meta_mkIsExprDefEqAuxRef___closed__1();
 lean_mark_persistent(l_Lean_Meta_mkIsExprDefEqAuxRef___closed__1);
 res = l_Lean_Meta_mkIsExprDefEqAuxRef(lean_io_mk_world());
@@ -45515,6 +46944,10 @@ l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__1 = _init_
 lean_mark_persistent(l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__1);
 l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__2 = _init_l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__2);
+l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3 = _init_l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__3);
+l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4 = _init_l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_Basic_10__instantiateForallAux___main___closed__4);
 l___private_Lean_Meta_Basic_11__regTraceClasses___closed__1 = _init_l___private_Lean_Meta_Basic_11__regTraceClasses___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_Basic_11__regTraceClasses___closed__1);
 l___private_Lean_Meta_Basic_11__regTraceClasses___closed__2 = _init_l___private_Lean_Meta_Basic_11__regTraceClasses___closed__2();
diff --git a/stage0/stdlib/Lean/Meta/Exception.c b/stage0/stdlib/Lean/Meta/Exception.c
index 71f2b98131..73a8307fb9 100644
--- a/stage0/stdlib/Lean/Meta/Exception.c
+++ b/stage0/stdlib/Lean/Meta/Exception.c
@@ -69,6 +69,7 @@ lean_object* l_Lean_KernelException_toMessageData(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__17;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__43;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__79;
+extern lean_object* l_Lean_Format_join___closed__1;
 lean_object* l_Lean_Meta_Exception_toStr___closed__19;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__81;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__44;
@@ -106,6 +107,7 @@ lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__76;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__75;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__26;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__58;
+lean_object* l_Lean_fmt___at_Lean_Message_toString___spec__1(lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_Exception_toStr___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__14;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__28;
@@ -128,6 +130,7 @@ lean_object* l_Lean_Meta_Exception_toStr(lean_object*);
 lean_object* l_Lean_Meta_Exception_HasToString___closed__1;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__2;
 lean_object* l_Lean_Meta_Exception_mkCtx(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_Exception_Inhabited___closed__2;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__48;
 lean_object* l_Lean_Meta_Exception_toStr___closed__6;
 lean_object* l_Lean_Meta_Exception_toTraceMessageData___closed__13;
@@ -161,7 +164,17 @@ lean_object* _init_l_Lean_Meta_Exception_Inhabited___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_String_splitAux___main___closed__1;
+x_1 = l_Lean_Format_join___closed__1;
+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_Exception_Inhabited___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Meta_Exception_Inhabited___closed__1;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -171,7 +184,7 @@ lean_object* _init_l_Lean_Meta_Exception_Inhabited() {
 _start:
 {
 lean_object* x_1; 
-x_1 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_1 = l_Lean_Meta_Exception_Inhabited___closed__2;
 return x_1;
 }
 }
@@ -637,18 +650,21 @@ return x_63;
 }
 case 22:
 {
-lean_object* x_64; 
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; 
 x_64 = lean_ctor_get(x_1, 0);
 lean_inc(x_64);
 lean_dec(x_1);
-return x_64;
+x_65 = l_Lean_fmt___at_Lean_Message_toString___spec__1(x_64);
+x_66 = l_Lean_Options_empty;
+x_67 = l_Lean_Format_pretty(x_65, x_66);
+return x_67;
 }
 default: 
 {
-lean_object* x_65; 
+lean_object* x_68; 
 lean_dec(x_1);
-x_65 = l_Lean_Meta_Exception_toStr___closed__13;
-return x_65;
+x_68 = l_Lean_Meta_Exception_toStr___closed__13;
+return x_68;
 }
 }
 }
@@ -1882,145 +1898,125 @@ return x_116;
 }
 case 16:
 {
-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; 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_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_117 = lean_ctor_get(x_1, 0);
 lean_inc(x_117);
 x_118 = lean_ctor_get(x_1, 1);
 lean_inc(x_118);
 x_119 = lean_ctor_get(x_1, 2);
 lean_inc(x_119);
-x_120 = lean_ctor_get(x_1, 3);
-lean_inc(x_120);
 lean_dec(x_1);
-x_121 = lean_alloc_ctor(4, 1, 0);
-lean_ctor_set(x_121, 0, x_117);
-x_122 = l_Lean_Meta_Exception_toTraceMessageData___closed__71;
-x_123 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_123, 0, x_122);
-lean_ctor_set(x_123, 1, x_121);
-x_124 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
+x_120 = lean_alloc_ctor(4, 1, 0);
+lean_ctor_set(x_120, 0, x_117);
+x_121 = l_Lean_Meta_Exception_toTraceMessageData___closed__71;
+x_122 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_122, 0, x_121);
+lean_ctor_set(x_122, 1, x_120);
+x_123 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
+x_124 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_124, 0, x_122);
+lean_ctor_set(x_124, 1, x_123);
 x_125 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_125, 0, x_123);
-lean_ctor_set(x_125, 1, x_124);
-x_126 = lean_unsigned_to_nat(0u);
-x_127 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
-x_128 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_119, x_126, x_127);
-lean_dec(x_119);
-x_129 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_129, 0, x_125);
-lean_ctor_set(x_129, 1, x_128);
-x_130 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_130, 0, x_129);
-lean_ctor_set(x_130, 1, x_124);
-x_131 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_131, 0, x_118);
-x_132 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_132, 0, x_131);
-x_133 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_133, 0, x_130);
-lean_ctor_set(x_133, 1, x_132);
-x_134 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_134, 0, x_120);
-lean_ctor_set(x_134, 1, x_133);
-return x_134;
+lean_ctor_set(x_125, 0, x_124);
+lean_ctor_set(x_125, 1, x_118);
+x_126 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_126, 0, x_119);
+lean_ctor_set(x_126, 1, x_125);
+return x_126;
 }
 case 17:
 {
-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_135 = lean_ctor_get(x_1, 0);
-lean_inc(x_135);
-x_136 = lean_ctor_get(x_1, 1);
-lean_inc(x_136);
+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_127 = lean_ctor_get(x_1, 0);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_1, 1);
+lean_inc(x_128);
 lean_dec(x_1);
-x_137 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_137, 0, x_135);
-x_138 = l_Lean_Meta_Exception_toTraceMessageData___closed__75;
-x_139 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_139, 0, x_138);
-lean_ctor_set(x_139, 1, x_137);
-x_140 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_140, 0, x_136);
-lean_ctor_set(x_140, 1, x_139);
-return x_140;
+x_129 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_129, 0, x_127);
+x_130 = l_Lean_Meta_Exception_toTraceMessageData___closed__75;
+x_131 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_131, 0, x_130);
+lean_ctor_set(x_131, 1, x_129);
+x_132 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_132, 0, x_128);
+lean_ctor_set(x_132, 1, x_131);
+return x_132;
 }
 case 18:
 {
-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; 
-x_141 = lean_ctor_get(x_1, 0);
-lean_inc(x_141);
-x_142 = lean_ctor_get(x_1, 2);
-lean_inc(x_142);
-x_143 = lean_ctor_get(x_1, 3);
-lean_inc(x_143);
+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; 
+x_133 = lean_ctor_get(x_1, 0);
+lean_inc(x_133);
+x_134 = lean_ctor_get(x_1, 2);
+lean_inc(x_134);
+x_135 = lean_ctor_get(x_1, 3);
+lean_inc(x_135);
 lean_dec(x_1);
-x_144 = lean_alloc_ctor(4, 1, 0);
-lean_ctor_set(x_144, 0, x_141);
-x_145 = l_Lean_Meta_Exception_toTraceMessageData___closed__79;
-x_146 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_146, 0, x_145);
-lean_ctor_set(x_146, 1, x_144);
-x_147 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
-x_148 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_148, 0, x_146);
-lean_ctor_set(x_148, 1, x_147);
-x_149 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_149, 0, x_148);
-lean_ctor_set(x_149, 1, x_142);
-x_150 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_150, 0, x_143);
-lean_ctor_set(x_150, 1, x_149);
-return x_150;
+x_136 = lean_alloc_ctor(4, 1, 0);
+lean_ctor_set(x_136, 0, x_133);
+x_137 = l_Lean_Meta_Exception_toTraceMessageData___closed__79;
+x_138 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_138, 0, x_137);
+lean_ctor_set(x_138, 1, x_136);
+x_139 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
+x_140 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_140, 0, x_138);
+lean_ctor_set(x_140, 1, x_139);
+x_141 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_141, 0, x_140);
+lean_ctor_set(x_141, 1, x_134);
+x_142 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_142, 0, x_135);
+lean_ctor_set(x_142, 1, x_141);
+return x_142;
 }
 case 19:
 {
-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_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_143 = lean_ctor_get(x_1, 0);
+lean_inc(x_143);
+x_144 = lean_ctor_get(x_1, 1);
+lean_inc(x_144);
+lean_dec(x_1);
+x_145 = lean_unsigned_to_nat(0u);
+x_146 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_147 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_143, x_145, x_146);
+lean_dec(x_143);
+x_148 = l_Lean_Meta_Exception_toTraceMessageData___closed__83;
+x_149 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_149, 0, x_148);
+lean_ctor_set(x_149, 1, x_147);
+x_150 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_150, 0, x_144);
+lean_ctor_set(x_150, 1, x_149);
+return x_150;
+}
+case 20:
+{
+lean_object* x_151; lean_object* x_152; lean_object* x_153; 
 x_151 = lean_ctor_get(x_1, 0);
 lean_inc(x_151);
 x_152 = lean_ctor_get(x_1, 1);
 lean_inc(x_152);
 lean_dec(x_1);
-x_153 = lean_unsigned_to_nat(0u);
-x_154 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
-x_155 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_151, x_153, x_154);
-lean_dec(x_151);
-x_156 = l_Lean_Meta_Exception_toTraceMessageData___closed__83;
-x_157 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_157, 0, x_156);
-lean_ctor_set(x_157, 1, x_155);
-x_158 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_158, 0, x_152);
-lean_ctor_set(x_158, 1, x_157);
-return x_158;
-}
-case 20:
-{
-lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-x_159 = lean_ctor_get(x_1, 0);
-lean_inc(x_159);
-x_160 = lean_ctor_get(x_1, 1);
-lean_inc(x_160);
-lean_dec(x_1);
-x_161 = l_Lean_KernelException_toMessageData(x_159, x_160);
-return x_161;
+x_153 = l_Lean_KernelException_toMessageData(x_151, x_152);
+return x_153;
 }
 case 21:
 {
-lean_object* x_162; 
+lean_object* x_154; 
 lean_dec(x_1);
-x_162 = l_Lean_Meta_Exception_toTraceMessageData___closed__86;
-return x_162;
+x_154 = l_Lean_Meta_Exception_toTraceMessageData___closed__86;
+return x_154;
 }
 default: 
 {
-lean_object* x_163; lean_object* x_164; lean_object* x_165; 
-x_163 = lean_ctor_get(x_1, 0);
-lean_inc(x_163);
+lean_object* x_155; 
+x_155 = lean_ctor_get(x_1, 0);
+lean_inc(x_155);
 lean_dec(x_1);
-x_164 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_164, 0, x_163);
-x_165 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_165, 0, x_164);
-return x_165;
+return x_155;
 }
 }
 }
@@ -2052,6 +2048,8 @@ if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 l_Lean_Meta_Exception_Inhabited___closed__1 = _init_l_Lean_Meta_Exception_Inhabited___closed__1();
 lean_mark_persistent(l_Lean_Meta_Exception_Inhabited___closed__1);
+l_Lean_Meta_Exception_Inhabited___closed__2 = _init_l_Lean_Meta_Exception_Inhabited___closed__2();
+lean_mark_persistent(l_Lean_Meta_Exception_Inhabited___closed__2);
 l_Lean_Meta_Exception_Inhabited = _init_l_Lean_Meta_Exception_Inhabited();
 lean_mark_persistent(l_Lean_Meta_Exception_Inhabited);
 l_Lean_Meta_Exception_toStr___closed__1 = _init_l_Lean_Meta_Exception_toStr___closed__1();
diff --git a/stage0/stdlib/Lean/Meta/Message.c b/stage0/stdlib/Lean/Meta/Message.c
index 271228c44f..05d60eb50a 100644
--- a/stage0/stdlib/Lean/Meta/Message.c
+++ b/stage0/stdlib/Lean/Meta/Message.c
@@ -84,6 +84,7 @@ lean_object* l_Lean_Meta_Exception_toMessageData___closed__47;
 extern lean_object* l_Lean_Options_empty;
 lean_object* l___private_Lean_Meta_Message_4__whnf_x3f(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__33;
+lean_object* l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3;
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__5;
 lean_object* l_Lean_Meta_Exception_toMessageData___closed__46;
 lean_object* l_Lean_Meta_Exception_mkLetTypeMismatchMessage___closed__6;
@@ -154,6 +155,7 @@ lean_object* l_Lean_Meta_Exception_toMessageData___closed__20;
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_IO_println___at_IO_runMeta___spec__1(lean_object*, lean_object*);
 extern lean_object* l_Lean_KernelException_toMessageData___closed__39;
+lean_object* l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4;
 lean_object* _init_l___private_Lean_Meta_Message_1__run_x3f___rarg___closed__1() {
 _start:
 {
@@ -285,6 +287,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__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___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___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___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -340,7 +362,7 @@ if (x_12 == 0)
 lean_object* x_13; lean_object* x_14; 
 x_13 = lean_ctor_get(x_4, 0);
 lean_dec(x_13);
-x_14 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__2;
+x_14 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4;
 lean_ctor_set_tag(x_4, 1);
 lean_ctor_set(x_4, 0, x_14);
 return x_4;
@@ -351,7 +373,7 @@ lean_object* x_15; lean_object* x_16; lean_object* x_17;
 x_15 = lean_ctor_get(x_4, 1);
 lean_inc(x_15);
 lean_dec(x_4);
-x_16 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__2;
+x_16 = l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4;
 x_17 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_17, 0, x_16);
 lean_ctor_set(x_17, 1, x_15);
@@ -1624,157 +1646,137 @@ return x_107;
 }
 case 16:
 {
-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; lean_object* x_125; 
+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; 
 x_108 = lean_ctor_get(x_1, 0);
 lean_inc(x_108);
 x_109 = lean_ctor_get(x_1, 1);
 lean_inc(x_109);
 x_110 = lean_ctor_get(x_1, 2);
 lean_inc(x_110);
-x_111 = lean_ctor_get(x_1, 3);
-lean_inc(x_111);
 lean_dec(x_1);
-x_112 = lean_alloc_ctor(4, 1, 0);
-lean_ctor_set(x_112, 0, x_108);
-x_113 = l_Lean_Meta_Exception_toMessageData___closed__43;
-x_114 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_114, 0, x_113);
-lean_ctor_set(x_114, 1, x_112);
-x_115 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
+x_111 = lean_alloc_ctor(4, 1, 0);
+lean_ctor_set(x_111, 0, x_108);
+x_112 = l_Lean_Meta_Exception_toMessageData___closed__43;
+x_113 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_113, 0, x_112);
+lean_ctor_set(x_113, 1, x_111);
+x_114 = l_Lean_Meta_Exception_toTraceMessageData___closed__4;
+x_115 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_115, 0, x_113);
+lean_ctor_set(x_115, 1, x_114);
 x_116 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_116, 0, x_114);
-lean_ctor_set(x_116, 1, x_115);
-x_117 = lean_unsigned_to_nat(0u);
-x_118 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
-x_119 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_110, x_117, x_118);
-lean_dec(x_110);
-x_120 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_120, 0, x_116);
-lean_ctor_set(x_120, 1, x_119);
-x_121 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_121, 0, x_120);
-lean_ctor_set(x_121, 1, x_115);
-x_122 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_122, 0, x_109);
-x_123 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_123, 0, x_122);
-x_124 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_124, 0, x_121);
-lean_ctor_set(x_124, 1, x_123);
-x_125 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_125, 0, x_111);
-lean_ctor_set(x_125, 1, x_124);
-return x_125;
+lean_ctor_set(x_116, 0, x_115);
+lean_ctor_set(x_116, 1, x_109);
+x_117 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_117, 0, x_110);
+lean_ctor_set(x_117, 1, x_116);
+return x_117;
 }
 case 17:
 {
-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_126 = lean_ctor_get(x_1, 0);
-lean_inc(x_126);
-x_127 = lean_ctor_get(x_1, 1);
-lean_inc(x_127);
+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_118 = lean_ctor_get(x_1, 0);
+lean_inc(x_118);
+x_119 = lean_ctor_get(x_1, 1);
+lean_inc(x_119);
 lean_dec(x_1);
-x_128 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_128, 0, x_126);
-x_129 = l_Lean_indentExpr(x_128);
-x_130 = l_Lean_Meta_Exception_toMessageData___closed__46;
-x_131 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_131, 0, x_130);
-lean_ctor_set(x_131, 1, x_129);
-x_132 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_132, 0, x_127);
-lean_ctor_set(x_132, 1, x_131);
-return x_132;
+x_120 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_120, 0, x_118);
+x_121 = l_Lean_indentExpr(x_120);
+x_122 = l_Lean_Meta_Exception_toMessageData___closed__46;
+x_123 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_123, 0, x_122);
+lean_ctor_set(x_123, 1, x_121);
+x_124 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_124, 0, x_119);
+lean_ctor_set(x_124, 1, x_123);
+return x_124;
 }
 case 18:
 {
-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; lean_object* x_146; lean_object* x_147; 
-x_133 = lean_ctor_get(x_1, 0);
-lean_inc(x_133);
-x_134 = lean_ctor_get(x_1, 1);
-lean_inc(x_134);
-x_135 = lean_ctor_get(x_1, 2);
-lean_inc(x_135);
-x_136 = lean_ctor_get(x_1, 3);
-lean_inc(x_136);
+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; lean_object* x_137; lean_object* x_138; lean_object* x_139; 
+x_125 = lean_ctor_get(x_1, 0);
+lean_inc(x_125);
+x_126 = lean_ctor_get(x_1, 1);
+lean_inc(x_126);
+x_127 = lean_ctor_get(x_1, 2);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_1, 3);
+lean_inc(x_128);
 lean_dec(x_1);
-x_137 = lean_alloc_ctor(4, 1, 0);
-lean_ctor_set(x_137, 0, x_133);
-x_138 = l_Lean_Meta_Exception_toMessageData___closed__48;
-x_139 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_139, 0, x_138);
-lean_ctor_set(x_139, 1, x_137);
-x_140 = l_Lean_Meta_Exception_toMessageData___closed__51;
-x_141 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_141, 0, x_139);
-lean_ctor_set(x_141, 1, x_140);
-x_142 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_142, 0, x_141);
-lean_ctor_set(x_142, 1, x_135);
-x_143 = l_Lean_MessageData_ofList___closed__3;
-x_144 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_144, 0, x_142);
-lean_ctor_set(x_144, 1, x_143);
-x_145 = lean_alloc_ctor(5, 1, 0);
-lean_ctor_set(x_145, 0, x_134);
-x_146 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_146, 0, x_144);
-lean_ctor_set(x_146, 1, x_145);
-x_147 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_147, 0, x_136);
-lean_ctor_set(x_147, 1, x_146);
-return x_147;
+x_129 = lean_alloc_ctor(4, 1, 0);
+lean_ctor_set(x_129, 0, x_125);
+x_130 = l_Lean_Meta_Exception_toMessageData___closed__48;
+x_131 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_131, 0, x_130);
+lean_ctor_set(x_131, 1, x_129);
+x_132 = l_Lean_Meta_Exception_toMessageData___closed__51;
+x_133 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_133, 0, x_131);
+lean_ctor_set(x_133, 1, x_132);
+x_134 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_134, 0, x_133);
+lean_ctor_set(x_134, 1, x_127);
+x_135 = l_Lean_MessageData_ofList___closed__3;
+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 = lean_alloc_ctor(5, 1, 0);
+lean_ctor_set(x_137, 0, x_126);
+x_138 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_138, 0, x_136);
+lean_ctor_set(x_138, 1, x_137);
+x_139 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_139, 0, x_128);
+lean_ctor_set(x_139, 1, x_138);
+return x_139;
 }
 case 19:
 {
-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_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; 
+x_140 = lean_ctor_get(x_1, 0);
+lean_inc(x_140);
+x_141 = lean_ctor_get(x_1, 1);
+lean_inc(x_141);
+lean_dec(x_1);
+x_142 = lean_unsigned_to_nat(0u);
+x_143 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
+x_144 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_140, x_142, x_143);
+lean_dec(x_140);
+x_145 = l_Lean_Meta_Exception_toMessageData___closed__54;
+x_146 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_146, 0, x_145);
+lean_ctor_set(x_146, 1, x_144);
+x_147 = lean_alloc_ctor(6, 2, 0);
+lean_ctor_set(x_147, 0, x_141);
+lean_ctor_set(x_147, 1, x_146);
+return x_147;
+}
+case 20:
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; 
 x_148 = lean_ctor_get(x_1, 0);
 lean_inc(x_148);
 x_149 = lean_ctor_get(x_1, 1);
 lean_inc(x_149);
 lean_dec(x_1);
-x_150 = lean_unsigned_to_nat(0u);
-x_151 = l_Lean_MessageData_coeOfArrayExpr___closed__2;
-x_152 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_148, x_150, x_151);
-lean_dec(x_148);
-x_153 = l_Lean_Meta_Exception_toMessageData___closed__54;
-x_154 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_154, 0, x_153);
-lean_ctor_set(x_154, 1, x_152);
-x_155 = lean_alloc_ctor(6, 2, 0);
-lean_ctor_set(x_155, 0, x_149);
-lean_ctor_set(x_155, 1, x_154);
-return x_155;
-}
-case 20:
-{
-lean_object* x_156; lean_object* x_157; lean_object* x_158; 
-x_156 = lean_ctor_get(x_1, 0);
-lean_inc(x_156);
-x_157 = lean_ctor_get(x_1, 1);
-lean_inc(x_157);
-lean_dec(x_1);
-x_158 = l_Lean_KernelException_toMessageData(x_156, x_157);
-return x_158;
+x_150 = l_Lean_KernelException_toMessageData(x_148, x_149);
+return x_150;
 }
 case 21:
 {
-lean_object* x_159; 
+lean_object* x_151; 
 lean_dec(x_1);
-x_159 = l_Lean_Meta_Exception_toTraceMessageData___closed__86;
-return x_159;
+x_151 = l_Lean_Meta_Exception_toTraceMessageData___closed__86;
+return x_151;
 }
 default: 
 {
-lean_object* x_160; lean_object* x_161; lean_object* x_162; 
-x_160 = lean_ctor_get(x_1, 0);
-lean_inc(x_160);
+lean_object* x_152; 
+x_152 = lean_ctor_get(x_1, 0);
+lean_inc(x_152);
 lean_dec(x_1);
-x_161 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_161, 0, x_160);
-x_162 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_162, 0, x_161);
-return x_162;
+return x_152;
 }
 }
 }
@@ -2214,6 +2216,10 @@ l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__1 = _init
 lean_mark_persistent(l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__1);
 l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__2 = _init_l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__2);
+l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3 = _init_l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__3);
+l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4 = _init_l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_Message_3__inferDomain_x3f___lambda__1___closed__4);
 l___private_Lean_Meta_Message_3__inferDomain_x3f___closed__1 = _init_l___private_Lean_Meta_Message_3__inferDomain_x3f___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_Message_3__inferDomain_x3f___closed__1);
 l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__1 = _init_l_Lean_Meta_Exception_mkAppTypeMismatchMessage___closed__1();
diff --git a/stage0/stdlib/Lean/Meta/RecursorInfo.c b/stage0/stdlib/Lean/Meta/RecursorInfo.c
index b6f5a4da25..c8e5cee647 100644
--- a/stage0/stdlib/Lean/Meta/RecursorInfo.c
+++ b/stage0/stdlib/Lean/Meta/RecursorInfo.c
@@ -23,10 +23,12 @@ lean_object* l_Lean_Meta_brecOnSuffix___closed__1;
 lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__1;
 extern lean_object* l_Option_HasRepr___rarg___closed__2;
+lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3;
 lean_object* l_List_map___main___at___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___spec__1(lean_object*);
 lean_object* l_Lean_Syntax_isNatLitAux(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr(lean_object*);
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
+lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2;
 lean_object* lean_nat_div(lean_object*, lean_object*);
 lean_object* l_Lean_PersistentEnvExtension_getModuleEntries___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__1;
@@ -51,11 +53,14 @@ lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType(lean_o
 lean_object* lean_array_uset(lean_object*, size_t, lean_object*);
 lean_object* l_Std_RBNode_find___main___at_Lean_Meta_getMajorPos_x3f___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___lambda__1___boxed(lean_object**);
+lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3;
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6;
 lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr___closed__4;
 lean_object* l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_toString___at_Lean_Meta_RecursorInfo_HasToString___spec__7(lean_object*);
 extern lean_object* l_Array_empty___closed__1;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13;
 lean_object* lean_io_ref_get(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Meta_RecursorInfo_isMinor(lean_object*, lean_object*);
@@ -67,10 +72,12 @@ lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getP
 lean_object* l___private_Init_Data_Array_QSort_1__partitionAux___main___at_Lean_Meta_mkRecursorAttr___spec__4(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_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3;
 lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Std_RBNode_find___main___at_Lean_Meta_getMajorPos_x3f___spec__2(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__2;
 lean_object* l_List_range(lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6;
 extern lean_object* l_Lean_Name_inhabited;
 extern lean_object* l_String_splitAux___main___closed__1;
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -81,14 +88,18 @@ extern lean_object* l_List_repr___rarg___closed__3;
 lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2;
 lean_object* l_Array_binSearchAux___main___at_Lean_Meta_getMajorPos_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__1;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23;
 uint8_t l_Array_contains___at_Lean_Meta_CheckAssignment_check___main___spec__2(lean_object*, lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21;
 extern lean_object* l_Lean_auxRecExt;
 lean_object* l_Lean_Meta_mkRecursorAttr___closed__3;
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9;
 lean_object* l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__2;
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__2;
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3;
 extern lean_object* l___private_Lean_Environment_8__persistentEnvExtensionsRef;
 extern lean_object* l_Lean_ParametricAttribute_Inhabited___closed__3;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__6;
@@ -96,18 +107,21 @@ lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__8;
 lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__1;
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__4;
 lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2;
 extern lean_object* l_IO_FS_Handle_putStrLn___rarg___closed__1;
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
 lean_object* l_List_replicate___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_casesOnSuffix;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10;
 lean_object* l_List_map___main___at___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_numParams___boxed(lean_object*);
 lean_object* l_Array_binSearchAux___main___at_Lean_Meta_getMajorPos_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___spec__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__13;
+lean_object* l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4;
 lean_object* l_Lean_RecursorVal_getMajorIdx(lean_object*);
 lean_object* l_Array_findIdxMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_brecOnSuffix;
@@ -130,9 +144,12 @@ lean_object* l___private_Lean_Meta_RecursorInfo_4__getNumParams___boxed(lean_obj
 uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_RecursorInfo_3__checkMotive___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___spec__2(lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16;
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__1;
 lean_object* lean_array_swap(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__5;
 lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_14__mkRecursorInfoCore(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -140,14 +157,18 @@ lean_object* l_Lean_Meta_RecursorUnivLevelPos_hasToString(lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__2(uint8_t, lean_object*);
 lean_object* l_Array_getIdx_x3f___at___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___spec__1(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_mkRecursorAttr___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2;
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(lean_object*, lean_object*, lean_object*, 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___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerParametricAttribute___rarg___lambda__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_lengthAux___main___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8;
 lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__1;
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9;
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2;
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6;
 lean_object* l_Lean_ConstantInfo_name(lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -158,8 +179,10 @@ extern lean_object* l_Char_HasRepr___closed__1;
 lean_object* l___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalDecl_binderInfo(lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14;
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___spec__3(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15;
 lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__6___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_numMinors___boxed(lean_object*);
@@ -171,11 +194,13 @@ lean_object* l_List_toString___at_Lean_Meta_RecursorInfo_HasToString___spec__7__
 lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___spec__1(lean_object*);
 extern lean_object* l_List_reprAux___main___rarg___closed__1;
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__3;
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__4;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString(lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__8___closed__1;
 lean_object* l___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___closed__1;
 lean_object* l_Lean_Meta_RecursorInfo_motivePos___boxed(lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_RecursorInfo_3__checkMotive___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18;
 lean_object* l_addParenHeuristic(lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__8___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5;
@@ -195,19 +220,24 @@ lean_object* l_Lean_registerPersistentEnvExtensionUnsafe___at_Lean_Meta_mkRecurs
 lean_object* l_Lean_ParametricAttribute_getParam___at_Lean_Meta_getMajorPos_x3f___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_firstIndexPos(lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_4__getNumParams(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__5;
 uint8_t l_Lean_BinderInfo_isInstImplicit(uint8_t);
 lean_object* l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_registerParametricAttribute___rarg___closed__4;
 lean_object* l_Lean_Meta_getMajorPos_x3f___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_numIndices(lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3;
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
 lean_object* l_Lean_ConstantInfo_type(lean_object*);
 lean_object* l_Array_qsortAux___main___at_Lean_Meta_mkRecursorAttr___spec__3(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3;
 extern lean_object* l___private_Lean_Environment_5__envExtensionsRef;
 lean_object* l_Lean_Meta_mkRecursorInfo(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_QSort_1__partitionAux___main___at_Lean_Meta_mkRecursorAttr___spec__4___closed__1;
 size_t l_USize_mod(size_t, size_t);
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
 lean_object* l_Lean_Meta_mkBRecOnFor(lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12;
 lean_object* l_Lean_RecursorVal_getInduct(lean_object*);
 extern lean_object* l_Lean_registerPersistentEnvExtensionUnsafe___rarg___closed__3;
 lean_object* l_Lean_ConstantInfo_lparams(lean_object*);
@@ -219,6 +249,7 @@ lean_object* l_List_toString___at_Lean_Meta_RecursorInfo_HasToString___spec__1(l
 extern lean_object* l_Bool_HasRepr___closed__1;
 extern lean_object* l_Lean_Syntax_inhabited;
 size_t lean_ptr_addr(lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2;
 extern lean_object* l_Lean_registerPersistentEnvExtensionUnsafe___rarg___closed__1;
 lean_object* l_Lean_Meta_getLocalDecl(lean_object*, lean_object*, lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
@@ -226,10 +257,12 @@ uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 extern lean_object* l_Bool_HasRepr___closed__2;
 lean_object* l_Array_findIdxMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__1;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20;
 lean_object* l_Lean_registerParametricAttribute___at_Lean_Meta_mkRecursorAttr___spec__1___lambda__1___boxed(lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_6__getParamsPos___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_firstIndexPos___boxed(lean_object*);
 lean_object* l_Array_getIdx_x3f___at___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___spec__1___boxed(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3;
 lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_registerParametricAttribute___rarg___closed__3;
 lean_object* l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(lean_object*, lean_object*, lean_object*);
@@ -238,6 +271,7 @@ lean_object* l___private_Lean_Meta_RecursorInfo_7__getIndicesPos(lean_object*, l
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__12;
 lean_object* lean_io_ref_reset(lean_object*, lean_object*);
 extern lean_object* l_Lean_registerEnvExtensionUnsafe___rarg___closed__2;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17;
 lean_object* l_Lean_registerParametricAttribute___at_Lean_Meta_mkRecursorAttr___spec__1___closed__1;
 lean_object* l_Lean_registerParametricAttribute___at_Lean_Meta_mkRecursorAttr___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__1;
@@ -248,6 +282,7 @@ lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___clos
 uint8_t l_Lean_Expr_isFVar(lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr___lambda__2(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8;
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__4___closed__1;
 lean_object* l_Lean_Environment_getModuleIdxFor_x3f(lean_object*, lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString___spec__4___boxed(lean_object*, lean_object*);
@@ -255,6 +290,7 @@ lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2;
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*);
 lean_object* lean_io_ref_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEq(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8;
 extern lean_object* l_Lean_registerEnvExtensionUnsafe___at_Lean_registerParametricAttribute___spec__9___rarg___closed__1;
 lean_object* l_Lean_Meta_getConstInfo(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_qsortAux___main___at_Lean_Meta_mkRecursorAttr___spec__3___boxed(lean_object*, lean_object*, lean_object*);
@@ -267,6 +303,7 @@ lean_object* l_List_toStringAux___main___at_Lean_Meta_RecursorInfo_HasToString__
 lean_object* l_Lean_Meta_Exception_toStr(lean_object*);
 lean_object* l_Lean_PersistentEnvExtension_getState___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_FindImpl_findM_x3f___main___at___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__4;
 lean_object* l_Array_findIdxMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_io_initializing(lean_object*);
@@ -275,7 +312,10 @@ lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo
 lean_object* l_Array_findIdxMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__4;
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__10;
+lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19;
 lean_object* l_Lean_ParametricAttribute_getParam___at_Lean_Meta_getMajorPos_x3f___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_toArrayAux___main___rarg(lean_object*, lean_object*);
 extern lean_object* l_Nat_Inhabited;
@@ -296,16 +336,20 @@ lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getI
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__15;
 lean_object* l_Lean_Meta_RecursorInfo_HasToString___closed__3;
 lean_object* l_Lean_Meta_mkRecursorAttr___closed__2;
+lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11;
+lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__2;
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_mkRecursorAttr___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_recOnSuffix___closed__1;
 lean_object* l_Lean_registerParametricAttribute___at_Lean_Meta_mkRecursorAttr___spec__1___lambda__1(lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr___closed__1;
+lean_object* l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4;
 lean_object* l_Lean_Meta_forallTelescopeReducing___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkRecursorAttr___lambda__1(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isSort(lean_object*);
 lean_object* l_Lean_Meta_RecursorInfo_numIndices___boxed(lean_object*);
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
+lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2;
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* _init_l_Lean_Meta_casesOnSuffix___closed__1() {
 _start:
@@ -1491,6 +1535,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___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___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___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___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1735,7 +1799,7 @@ if (x_79 == 0)
 lean_object* x_80; lean_object* x_81; 
 x_80 = lean_ctor_get(x_6, 0);
 lean_dec(x_80);
-x_81 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2;
+x_81 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4;
 lean_ctor_set_tag(x_6, 1);
 lean_ctor_set(x_6, 0, x_81);
 return x_6;
@@ -1746,7 +1810,7 @@ lean_object* x_82; lean_object* x_83; lean_object* x_84;
 x_82 = lean_ctor_get(x_6, 1);
 lean_inc(x_82);
 lean_dec(x_6);
-x_83 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2;
+x_83 = l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4;
 x_84 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_84, 0, x_83);
 lean_ctor_set(x_84, 1, x_82);
@@ -1812,6 +1876,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___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___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___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___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -2017,7 +2101,7 @@ if (x_46 == 0)
 lean_object* x_47; lean_object* x_48; 
 x_47 = lean_ctor_get(x_15, 0);
 lean_dec(x_47);
-x_48 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2;
+x_48 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4;
 lean_ctor_set_tag(x_15, 1);
 lean_ctor_set(x_15, 0, x_48);
 return x_15;
@@ -2028,7 +2112,7 @@ lean_object* x_49; lean_object* x_50; lean_object* x_51;
 x_49 = lean_ctor_get(x_15, 1);
 lean_inc(x_49);
 lean_dec(x_15);
-x_50 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2;
+x_50 = l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4;
 x_51 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_51, 0, x_50);
 lean_ctor_set(x_51, 1, x_49);
@@ -2141,19 +2225,79 @@ return x_1;
 lean_object* _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("', result type must be of the form (C t), ");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___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___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___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___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__4() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("', result type must be of the form (C t), ");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___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___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___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___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7() {
+_start:
+{
 lean_object* x_1; 
 x_1 = lean_mk_string("where C is a bound variable, and t is a (possibly empty) sequence of bound variables");
 return x_1;
 }
 }
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l___private_Lean_Meta_RecursorInfo_3__checkMotive(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -2161,58 +2305,76 @@ uint8_t x_6;
 x_6 = l_Lean_Expr_isFVar(x_2);
 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; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+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; lean_object* x_18; 
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-x_9 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_10 = lean_string_append(x_9, x_8);
-lean_dec(x_8);
-x_11 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2;
-x_12 = lean_string_append(x_10, x_11);
-x_13 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
-x_14 = lean_string_append(x_12, x_13);
-x_15 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_15, 0, x_14);
-x_16 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_5);
-return x_16;
+x_9 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_9, 0, x_8);
+x_10 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_10, 0, x_9);
+x_11 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+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___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6;
+x_14 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+x_15 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9;
+x_16 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_16, 0, x_14);
+lean_ctor_set(x_16, 1, x_15);
+x_17 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_17, 0, x_16);
+x_18 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_18, 0, x_17);
+lean_ctor_set(x_18, 1, x_5);
+return x_18;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; uint8_t x_19; 
-x_17 = lean_array_get_size(x_3);
-x_18 = lean_unsigned_to_nat(0u);
-x_19 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_RecursorInfo_3__checkMotive___spec__1(x_3, x_3, x_17, x_18);
-lean_dec(x_17);
-if (x_19 == 0)
+lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+x_19 = lean_array_get_size(x_3);
+x_20 = lean_unsigned_to_nat(0u);
+x_21 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_RecursorInfo_3__checkMotive___spec__1(x_3, x_3, x_19, x_20);
+lean_dec(x_19);
+if (x_21 == 0)
 {
-lean_object* x_20; lean_object* x_21; 
+lean_object* x_22; lean_object* x_23; 
 lean_dec(x_1);
-x_20 = lean_box(0);
-x_21 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_21, 1, x_5);
-return x_21;
+x_22 = lean_box(0);
+x_23 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_5);
+return x_23;
 }
 else
 {
-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_22 = l_Lean_Name_toString___closed__1;
-x_23 = l_Lean_Name_toStringWithSep___main(x_22, x_1);
-x_24 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_25 = lean_string_append(x_24, x_23);
-lean_dec(x_23);
-x_26 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2;
-x_27 = lean_string_append(x_25, x_26);
+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 = l_Lean_Name_toString___closed__1;
+x_25 = l_Lean_Name_toStringWithSep___main(x_24, x_1);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_27, 0, x_26);
 x_28 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
-x_29 = lean_string_append(x_27, x_28);
-x_30 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_30, 0, x_29);
-x_31 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_5);
-return x_31;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_27);
+x_30 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6;
+x_31 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_31, 0, x_29);
+lean_ctor_set(x_31, 1, x_30);
+x_32 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9;
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_31);
+lean_ctor_set(x_33, 1, x_32);
+x_34 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_34, 0, x_33);
+x_35 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_35, 0, x_34);
+lean_ctor_set(x_35, 1, x_5);
+return x_35;
 }
 }
 }
@@ -2360,12 +2522,72 @@ return x_1;
 lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__2() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___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___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___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___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__4() {
+_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___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___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___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6() {
+_start:
+{
 lean_object* x_1; 
 x_1 = lean_mk_string("invalid user defined recursor, '");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__3() {
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___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___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9() {
 _start:
 {
 lean_object* x_1; 
@@ -2373,7 +2595,27 @@ x_1 = lean_mk_string("' does not support dependent elimination, ");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__4() {
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12() {
 _start:
 {
 lean_object* x_1; 
@@ -2381,7 +2623,27 @@ x_1 = lean_mk_string("and position of the major premise was not specified ");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5() {
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15() {
 _start:
 {
 lean_object* x_1; 
@@ -2389,7 +2651,27 @@ x_1 = lean_mk_string("(solution: set attribute '[recursor <pos>]', where <pos> i
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6() {
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18() {
 _start:
 {
 lean_object* x_1; 
@@ -2397,7 +2679,27 @@ x_1 = lean_mk_string("invalid major premise position for user defined recursor,
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7() {
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21() {
 _start:
 {
 lean_object* x_1; 
@@ -2405,121 +2707,184 @@ x_1 = lean_mk_string(" arguments");
 return x_1;
 }
 }
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(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_2) == 0)
 {
-uint8_t x_8; 
+uint8_t x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
 x_8 = l_Array_isEmpty___rarg(x_5);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_9 = l_Array_back___at___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___spec__1(x_5);
 x_10 = lean_unsigned_to_nat(0u);
 x_11 = l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___spec__2(x_9, x_3, x_10);
+if (x_8 == 0)
+{
+uint8_t x_44; 
+x_44 = 0;
+x_12 = x_44;
+goto block_43;
+}
+else
+{
+uint8_t x_45; 
+x_45 = 1;
+x_12 = x_45;
+goto block_43;
+}
+block_43:
+{
+if (x_12 == 0)
+{
 if (lean_obj_tag(x_11) == 0)
 {
-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_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; lean_object* x_22; 
 lean_dec(x_9);
-x_12 = l_Lean_Name_toString___closed__1;
-x_13 = l_Lean_Name_toStringWithSep___main(x_12, x_1);
-x_14 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__1;
-x_15 = lean_string_append(x_14, x_13);
-lean_dec(x_13);
-x_16 = l_Char_HasRepr___closed__1;
-x_17 = lean_string_append(x_15, x_16);
-x_18 = lean_alloc_ctor(22, 1, 0);
+x_13 = l_Lean_Name_toString___closed__1;
+x_14 = l_Lean_Name_toStringWithSep___main(x_13, x_1);
+x_15 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_15, 0, x_14);
+x_16 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_16, 0, x_15);
+x_17 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__3;
+x_18 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_7);
-return x_19;
+lean_ctor_set(x_18, 1, x_16);
+x_19 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5;
+x_20 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_20, 0, x_18);
+lean_ctor_set(x_20, 1, x_19);
+x_21 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_21, 0, x_20);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_7);
+return x_22;
 }
 else
 {
-lean_object* x_20; uint8_t x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_object* x_23; uint8_t x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
 lean_dec(x_1);
-x_20 = lean_ctor_get(x_11, 0);
-lean_inc(x_20);
+x_23 = lean_ctor_get(x_11, 0);
+lean_inc(x_23);
 lean_dec(x_11);
-x_21 = 1;
-x_22 = lean_box(x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_20);
-lean_ctor_set(x_23, 1, x_22);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_9);
-lean_ctor_set(x_24, 1, x_23);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_7);
-return x_25;
+x_24 = 1;
+x_25 = lean_box(x_24);
+x_26 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_26, 0, x_23);
+lean_ctor_set(x_26, 1, x_25);
+x_27 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_9);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_7);
+return x_28;
 }
 }
 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; 
-x_26 = l_Lean_Name_toString___closed__1;
-x_27 = l_Lean_Name_toStringWithSep___main(x_26, x_1);
-x_28 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__2;
-x_29 = lean_string_append(x_28, x_27);
-lean_dec(x_27);
-x_30 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__3;
-x_31 = lean_string_append(x_29, x_30);
-x_32 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__4;
-x_33 = lean_string_append(x_31, x_32);
-x_34 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5;
-x_35 = lean_string_append(x_33, x_34);
-x_36 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_36, 0, x_35);
-x_37 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_37, 1, x_7);
-return x_37;
+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; 
+lean_dec(x_11);
+lean_dec(x_9);
+x_29 = l_Lean_Name_toString___closed__1;
+x_30 = l_Lean_Name_toStringWithSep___main(x_29, x_1);
+x_31 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_31, 0, x_30);
+x_32 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8;
+x_34 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_34, 0, x_33);
+lean_ctor_set(x_34, 1, x_32);
+x_35 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11;
+x_36 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_36, 0, x_34);
+lean_ctor_set(x_36, 1, x_35);
+x_37 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14;
+x_38 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_38, 0, x_36);
+lean_ctor_set(x_38, 1, x_37);
+x_39 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17;
+x_40 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+x_41 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_41, 0, x_40);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_41);
+lean_ctor_set(x_42, 1, x_7);
+return x_42;
+}
 }
 }
 else
 {
-lean_object* x_38; lean_object* x_39; uint8_t x_40; 
+lean_object* x_46; lean_object* x_47; uint8_t x_48; 
 lean_dec(x_1);
-x_38 = lean_ctor_get(x_2, 0);
-x_39 = lean_array_get_size(x_3);
-x_40 = lean_nat_dec_lt(x_38, x_39);
-if (x_40 == 0)
+x_46 = lean_ctor_get(x_2, 0);
+x_47 = lean_array_get_size(x_3);
+x_48 = lean_nat_dec_lt(x_46, x_47);
+if (x_48 == 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; 
-x_41 = l_Nat_repr(x_39);
-x_42 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6;
-x_43 = lean_string_append(x_42, x_41);
-lean_dec(x_41);
-x_44 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7;
-x_45 = lean_string_append(x_43, x_44);
-x_46 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_46, 0, x_45);
-x_47 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_47, 0, x_46);
-lean_ctor_set(x_47, 1, x_7);
-return x_47;
+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 = l_Nat_repr(x_47);
+x_50 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_50, 0, x_49);
+x_51 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_51, 0, x_50);
+x_52 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20;
+x_53 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_53, 0, x_52);
+lean_ctor_set(x_53, 1, x_51);
+x_54 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23;
+x_55 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_55, 0, x_53);
+lean_ctor_set(x_55, 1, x_54);
+x_56 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_56, 0, x_55);
+x_57 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_57, 0, x_56);
+lean_ctor_set(x_57, 1, x_7);
+return x_57;
 }
 else
 {
-lean_object* x_48; uint8_t x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-lean_dec(x_39);
-x_48 = lean_array_fget(x_3, x_38);
-x_49 = l_Array_contains___at_Lean_Meta_CheckAssignment_check___main___spec__2(x_5, x_48);
-x_50 = lean_box(x_49);
-lean_inc(x_38);
-x_51 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_51, 0, x_38);
-lean_ctor_set(x_51, 1, x_50);
-x_52 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_52, 0, x_48);
-lean_ctor_set(x_52, 1, x_51);
-x_53 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_53, 0, x_52);
-lean_ctor_set(x_53, 1, x_7);
-return x_53;
+lean_object* x_58; uint8_t x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; 
+lean_dec(x_47);
+x_58 = lean_array_fget(x_3, x_46);
+x_59 = l_Array_contains___at_Lean_Meta_CheckAssignment_check___main___spec__2(x_5, x_58);
+x_60 = lean_box(x_59);
+lean_inc(x_46);
+x_61 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_61, 0, x_46);
+lean_ctor_set(x_61, 1, x_60);
+x_62 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_62, 0, x_58);
+lean_ctor_set(x_62, 1, 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_7);
+return x_63;
 }
 }
 }
@@ -2670,6 +3035,26 @@ x_1 = lean_mk_string("' , type of the major premise does not contain the recurso
 return x_1;
 }
 }
+lean_object* _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___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_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2(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:
 {
@@ -2720,155 +3105,169 @@ lean_dec(x_23);
 x_26 = l_Lean_BinderInfo_isInstImplicit(x_25);
 if (x_26 == 0)
 {
-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_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_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
 x_27 = l_Lean_Name_toString___closed__1;
 x_28 = l_Lean_Name_toStringWithSep___main(x_27, x_1);
-x_29 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_30 = lean_string_append(x_29, x_28);
-lean_dec(x_28);
-x_31 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__1;
-x_32 = lean_string_append(x_30, x_31);
-x_33 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_33, 0, x_32);
+x_29 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_29, 0, x_28);
+x_30 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_30, 0, x_29);
+x_31 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_32 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_30);
+x_33 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3;
+x_34 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+x_35 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_35, 0, x_34);
 lean_ctor_set_tag(x_21, 1);
-lean_ctor_set(x_21, 0, x_33);
+lean_ctor_set(x_21, 0, x_35);
 return x_21;
 }
 else
 {
-lean_object* x_34; 
+lean_object* x_36; 
 lean_free_object(x_21);
-x_34 = lean_array_push(x_6, x_18);
+x_36 = lean_array_push(x_6, x_18);
 x_5 = x_12;
-x_6 = x_34;
+x_6 = x_36;
 x_8 = x_24;
 goto _start;
 }
 }
 else
 {
-lean_object* x_36; lean_object* x_37; uint8_t x_38; uint8_t x_39; 
-x_36 = lean_ctor_get(x_21, 0);
-x_37 = lean_ctor_get(x_21, 1);
-lean_inc(x_37);
-lean_inc(x_36);
+lean_object* x_38; lean_object* x_39; uint8_t x_40; uint8_t x_41; 
+x_38 = lean_ctor_get(x_21, 0);
+x_39 = lean_ctor_get(x_21, 1);
+lean_inc(x_39);
+lean_inc(x_38);
 lean_dec(x_21);
-x_38 = l_Lean_LocalDecl_binderInfo(x_36);
-lean_dec(x_36);
-x_39 = l_Lean_BinderInfo_isInstImplicit(x_38);
-if (x_39 == 0)
+x_40 = l_Lean_LocalDecl_binderInfo(x_38);
+lean_dec(x_38);
+x_41 = l_Lean_BinderInfo_isInstImplicit(x_40);
+if (x_41 == 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_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_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
-x_40 = l_Lean_Name_toString___closed__1;
-x_41 = l_Lean_Name_toStringWithSep___main(x_40, x_1);
-x_42 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_43 = lean_string_append(x_42, x_41);
-lean_dec(x_41);
-x_44 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__1;
-x_45 = lean_string_append(x_43, x_44);
-x_46 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_46, 0, x_45);
-x_47 = lean_alloc_ctor(1, 2, 0);
+x_42 = l_Lean_Name_toString___closed__1;
+x_43 = l_Lean_Name_toStringWithSep___main(x_42, x_1);
+x_44 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_44, 0, x_43);
+x_45 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_45, 0, x_44);
+x_46 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_47 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_47, 0, x_46);
-lean_ctor_set(x_47, 1, x_37);
-return x_47;
+lean_ctor_set(x_47, 1, x_45);
+x_48 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3;
+x_49 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_49, 0, x_47);
+lean_ctor_set(x_49, 1, x_48);
+x_50 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_50, 0, x_49);
+x_51 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_51, 0, x_50);
+lean_ctor_set(x_51, 1, x_39);
+return x_51;
 }
 else
 {
-lean_object* x_48; 
-x_48 = lean_array_push(x_6, x_18);
+lean_object* x_52; 
+x_52 = lean_array_push(x_6, x_18);
 x_5 = x_12;
-x_6 = x_48;
-x_8 = x_37;
+x_6 = x_52;
+x_8 = x_39;
 goto _start;
 }
 }
 }
 else
 {
-uint8_t x_50; 
+uint8_t x_54; 
 lean_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_1);
-x_50 = !lean_is_exclusive(x_21);
-if (x_50 == 0)
+x_54 = !lean_is_exclusive(x_21);
+if (x_54 == 0)
 {
 return x_21;
 }
 else
 {
-lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_51 = lean_ctor_get(x_21, 0);
-x_52 = lean_ctor_get(x_21, 1);
-lean_inc(x_52);
-lean_inc(x_51);
+lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_55 = lean_ctor_get(x_21, 0);
+x_56 = lean_ctor_get(x_21, 1);
+lean_inc(x_56);
+lean_inc(x_55);
 lean_dec(x_21);
-x_53 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_53, 0, x_51);
-lean_ctor_set(x_53, 1, x_52);
-return x_53;
+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;
 }
 }
 }
 else
 {
-lean_object* x_54; lean_object* x_55; 
+lean_object* x_58; lean_object* x_59; 
 lean_dec(x_16);
-x_54 = lean_ctor_get(x_17, 1);
-lean_inc(x_54);
+x_58 = lean_ctor_get(x_17, 1);
+lean_inc(x_58);
 lean_dec(x_17);
-x_55 = lean_array_push(x_6, x_18);
+x_59 = lean_array_push(x_6, x_18);
 x_5 = x_12;
-x_6 = x_55;
-x_8 = x_54;
+x_6 = x_59;
+x_8 = x_58;
 goto _start;
 }
 }
 else
 {
-uint8_t x_57; 
+uint8_t x_61; 
 lean_dec(x_16);
 lean_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_1);
-x_57 = !lean_is_exclusive(x_17);
-if (x_57 == 0)
+x_61 = !lean_is_exclusive(x_17);
+if (x_61 == 0)
 {
 return x_17;
 }
 else
 {
-lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_58 = lean_ctor_get(x_17, 0);
-x_59 = lean_ctor_get(x_17, 1);
-lean_inc(x_59);
-lean_inc(x_58);
+lean_object* x_62; lean_object* x_63; lean_object* x_64; 
+x_62 = lean_ctor_get(x_17, 0);
+x_63 = lean_ctor_get(x_17, 1);
+lean_inc(x_63);
+lean_inc(x_62);
 lean_dec(x_17);
-x_60 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_60, 0, x_58);
-lean_ctor_set(x_60, 1, x_59);
-return x_60;
+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_61; 
+lean_object* x_65; 
 lean_dec(x_7);
 lean_dec(x_5);
 lean_dec(x_1);
-x_61 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_61, 0, x_6);
-lean_ctor_set(x_61, 1, x_8);
-return x_61;
+x_65 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_65, 0, x_6);
+lean_ctor_set(x_65, 1, x_8);
+return x_65;
 }
 }
 }
@@ -3076,6 +3475,26 @@ x_1 = lean_mk_string("' , type of the major premise does not contain the recurso
 return x_1;
 }
 }
+lean_object* _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___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_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2(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, lean_object* x_9, lean_object* x_10) {
 _start:
 {
@@ -3114,96 +3533,110 @@ lean_dec(x_8);
 x_23 = !lean_is_exclusive(x_21);
 if (x_23 == 0)
 {
-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_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; 
 x_24 = lean_ctor_get(x_21, 0);
 lean_dec(x_24);
 x_25 = l_Lean_Name_toString___closed__1;
 x_26 = l_Lean_Name_toStringWithSep___main(x_25, x_1);
-x_27 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_28 = lean_string_append(x_27, x_26);
-lean_dec(x_26);
-x_29 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__1;
-x_30 = lean_string_append(x_28, x_29);
-x_31 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_31, 0, x_30);
+x_27 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_27, 0, x_26);
+x_28 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_28, 0, x_27);
+x_29 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_28);
+x_31 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3;
+x_32 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_32, 0, x_30);
+lean_ctor_set(x_32, 1, x_31);
+x_33 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_33, 0, x_32);
 lean_ctor_set_tag(x_21, 1);
-lean_ctor_set(x_21, 0, x_31);
+lean_ctor_set(x_21, 0, x_33);
 return x_21;
 }
 else
 {
-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; 
-x_32 = lean_ctor_get(x_21, 1);
-lean_inc(x_32);
+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; lean_object* x_43; lean_object* x_44; 
+x_34 = lean_ctor_get(x_21, 1);
+lean_inc(x_34);
 lean_dec(x_21);
-x_33 = l_Lean_Name_toString___closed__1;
-x_34 = l_Lean_Name_toStringWithSep___main(x_33, x_1);
-x_35 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_36 = lean_string_append(x_35, x_34);
-lean_dec(x_34);
-x_37 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__1;
-x_38 = lean_string_append(x_36, x_37);
-x_39 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_39, 0, x_38);
-x_40 = lean_alloc_ctor(1, 2, 0);
+x_35 = l_Lean_Name_toString___closed__1;
+x_36 = l_Lean_Name_toStringWithSep___main(x_35, x_1);
+x_37 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_37, 0, x_36);
+x_38 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_38, 0, x_37);
+x_39 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_40 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_40, 0, x_39);
-lean_ctor_set(x_40, 1, x_32);
-return x_40;
+lean_ctor_set(x_40, 1, x_38);
+x_41 = l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3;
+x_42 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_42, 0, x_40);
+lean_ctor_set(x_42, 1, x_41);
+x_43 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_43, 0, x_42);
+x_44 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_44, 0, x_43);
+lean_ctor_set(x_44, 1, x_34);
+return x_44;
 }
 }
 else
 {
-lean_object* x_41; lean_object* x_42; lean_object* x_43; 
-x_41 = lean_ctor_get(x_21, 1);
-lean_inc(x_41);
+lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_45 = lean_ctor_get(x_21, 1);
+lean_inc(x_45);
 lean_dec(x_21);
-x_42 = lean_ctor_get(x_22, 0);
-lean_inc(x_42);
+x_46 = lean_ctor_get(x_22, 0);
+lean_inc(x_46);
 lean_dec(x_22);
-x_43 = lean_array_push(x_8, x_42);
+x_47 = lean_array_push(x_8, x_46);
 x_7 = x_14;
-x_8 = x_43;
-x_10 = x_41;
+x_8 = x_47;
+x_10 = x_45;
 goto _start;
 }
 }
 else
 {
-uint8_t x_45; 
+uint8_t x_49; 
 lean_dec(x_14);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_1);
-x_45 = !lean_is_exclusive(x_21);
-if (x_45 == 0)
+x_49 = !lean_is_exclusive(x_21);
+if (x_49 == 0)
 {
 return x_21;
 }
 else
 {
-lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-x_46 = lean_ctor_get(x_21, 0);
-x_47 = lean_ctor_get(x_21, 1);
-lean_inc(x_47);
-lean_inc(x_46);
+lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_50 = lean_ctor_get(x_21, 0);
+x_51 = lean_ctor_get(x_21, 1);
+lean_inc(x_51);
+lean_inc(x_50);
 lean_dec(x_21);
-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;
+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;
 }
 }
 }
 else
 {
-lean_object* x_49; 
+lean_object* x_53; 
 lean_dec(x_9);
 lean_dec(x_7);
 lean_dec(x_1);
-x_49 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_49, 0, x_8);
-lean_ctor_set(x_49, 1, x_10);
-return x_49;
+x_53 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_53, 0, x_8);
+lean_ctor_set(x_53, 1, x_10);
+return x_53;
 }
 }
 }
@@ -3309,68 +3742,95 @@ x_1 = lean_mk_string("' , motive result sort must be Prop or (Sort u) where u is
 return x_1;
 }
 }
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___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___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
 if (lean_obj_tag(x_2) == 3)
 {
-lean_object* x_15; 
-x_15 = lean_ctor_get(x_2, 0);
-switch (lean_obj_tag(x_15)) {
+lean_object* x_17; 
+x_17 = lean_ctor_get(x_2, 0);
+switch (lean_obj_tag(x_17)) {
 case 0:
 {
-lean_object* x_16; 
+lean_object* x_18; 
 lean_dec(x_1);
-lean_inc(x_15);
-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;
+lean_inc(x_17);
+x_18 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_18, 0, x_17);
+lean_ctor_set(x_18, 1, x_4);
+return x_18;
 }
 case 4:
 {
-lean_object* x_17; 
+lean_object* x_19; 
 lean_dec(x_1);
-lean_inc(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_15);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
+lean_inc(x_17);
+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_4);
+return x_19;
 }
 default: 
 {
-lean_object* x_18; 
-x_18 = lean_box(0);
-x_5 = x_18;
-goto block_14;
+lean_object* x_20; 
+x_20 = lean_box(0);
+x_5 = x_20;
+goto block_16;
 }
 }
 }
 else
 {
-lean_object* x_19; 
-x_19 = lean_box(0);
-x_5 = x_19;
-goto block_14;
+lean_object* x_21; 
+x_21 = lean_box(0);
+x_5 = x_21;
+goto block_16;
 }
-block_14:
+block_16:
 {
-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_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_dec(x_5);
 x_6 = l_Lean_Name_toString___closed__1;
 x_7 = l_Lean_Name_toStringWithSep___main(x_6, x_1);
-x_8 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_9 = lean_string_append(x_8, x_7);
-lean_dec(x_7);
-x_10 = l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__1;
-x_11 = lean_string_append(x_9, x_10);
-x_12 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_4);
-return x_13;
+x_8 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_8, 0, x_7);
+x_9 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_9, 0, x_8);
+x_10 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_11 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_11, 0, x_10);
+lean_ctor_set(x_11, 1, x_9);
+x_12 = l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3;
+x_13 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_13, 0, x_11);
+lean_ctor_set(x_13, 1, x_12);
+x_14 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_14, 0, x_13);
+x_15 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_4);
+return x_15;
 }
 }
 }
@@ -3431,6 +3891,26 @@ x_1 = lean_mk_string("' , major premise type does not contain universe level par
 return x_1;
 }
 }
+lean_object* _init_l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___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_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2(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:
 {
@@ -3462,51 +3942,65 @@ x_14 = l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_9__getUni
 lean_dec(x_11);
 if (lean_obj_tag(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_object* x_26; 
+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_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
 lean_dec(x_10);
 lean_dec(x_4);
 x_15 = l_Lean_Name_toString___closed__1;
 x_16 = l_Lean_Name_toStringWithSep___main(x_15, x_1);
-x_17 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_18 = lean_string_append(x_17, x_16);
-lean_dec(x_16);
-x_19 = l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__1;
-x_20 = lean_string_append(x_18, x_19);
-x_21 = l_Lean_Name_toStringWithSep___main(x_15, x_9);
-x_22 = lean_string_append(x_20, x_21);
-lean_dec(x_21);
-x_23 = l_Char_HasRepr___closed__1;
-x_24 = lean_string_append(x_22, x_23);
-x_25 = lean_alloc_ctor(22, 1, 0);
+x_17 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_17, 0, x_16);
+x_18 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_18, 0, x_17);
+x_19 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___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_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3;
+x_22 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_22, 0, x_20);
+lean_ctor_set(x_22, 1, x_21);
+x_23 = l_Lean_Name_toStringWithSep___main(x_15, x_9);
+x_24 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_24, 0, x_23);
+x_25 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_25, 0, x_24);
-x_26 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_26, 1, x_7);
-return x_26;
+x_26 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_26, 0, x_22);
+lean_ctor_set(x_26, 1, x_25);
+x_27 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__5;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_26);
+lean_ctor_set(x_28, 1, x_27);
+x_29 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_29, 0, x_28);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_7);
+return x_30;
 }
 else
 {
-lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
 lean_dec(x_9);
-x_27 = lean_ctor_get(x_14, 0);
-lean_inc(x_27);
+x_31 = lean_ctor_get(x_14, 0);
+lean_inc(x_31);
 lean_dec(x_14);
-x_28 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_28, 0, x_27);
-x_29 = lean_array_push(x_4, x_28);
-x_4 = x_29;
+x_32 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = lean_array_push(x_4, x_32);
+x_4 = x_33;
 x_5 = x_10;
 goto _start;
 }
 }
 else
 {
-lean_object* x_31; lean_object* x_32; 
+lean_object* x_35; lean_object* x_36; 
 lean_dec(x_11);
 lean_dec(x_9);
-x_31 = lean_box(0);
-x_32 = lean_array_push(x_4, x_31);
-x_4 = x_32;
+x_35 = lean_box(0);
+x_36 = lean_array_push(x_4, x_35);
+x_4 = x_36;
 x_5 = x_10;
 goto _start;
 }
@@ -4687,19 +5181,79 @@ return x_1;
 lean_object* _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("(C : Pi (i : B A), I A i -> Type), where A is (possibly empty) sequence of variables (aka parameters), ");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___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___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___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___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__4() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("(C : Pi (i : B A), I A i -> Type), where A is (possibly empty) sequence of variables (aka parameters), ");
+return x_1;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___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___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___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___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7() {
+_start:
+{
 lean_object* x_1; 
 x_1 = lean_mk_string("(i : B A) is a (possibly empty) telescope (aka indices), and I is a constant");
 return x_1;
 }
 }
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType(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:
 {
@@ -4707,63 +5261,85 @@ uint8_t x_7;
 x_7 = l_Lean_Expr_isSort(x_3);
 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; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+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; lean_object* x_21; 
 x_8 = l_Lean_Name_toString___closed__1;
 x_9 = l_Lean_Name_toStringWithSep___main(x_8, x_1);
-x_10 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_11 = lean_string_append(x_10, x_9);
-lean_dec(x_9);
-x_12 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__1;
-x_13 = lean_string_append(x_11, x_12);
-x_14 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2;
-x_15 = lean_string_append(x_13, x_14);
-x_16 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3;
-x_17 = lean_string_append(x_15, x_16);
-x_18 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_6);
-return x_19;
+x_10 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_10, 0, x_9);
+x_11 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_11, 0, x_10);
+x_12 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_13 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_11);
+x_14 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3;
+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___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6;
+x_17 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+x_18 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9;
+x_19 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_18);
+x_20 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_21, 0, x_20);
+lean_ctor_set(x_21, 1, x_6);
+return x_21;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; uint8_t x_22; 
-x_20 = lean_array_get_size(x_2);
-x_21 = lean_array_get_size(x_4);
-x_22 = lean_nat_dec_eq(x_20, x_21);
-lean_dec(x_21);
-lean_dec(x_20);
-if (x_22 == 0)
+lean_object* x_22; lean_object* x_23; uint8_t x_24; 
+x_22 = lean_array_get_size(x_2);
+x_23 = lean_array_get_size(x_4);
+x_24 = lean_nat_dec_eq(x_22, x_23);
+lean_dec(x_23);
+lean_dec(x_22);
+if (x_24 == 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 = l_Lean_Name_toString___closed__1;
-x_24 = l_Lean_Name_toStringWithSep___main(x_23, x_1);
-x_25 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_26 = lean_string_append(x_25, x_24);
-lean_dec(x_24);
-x_27 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__1;
-x_28 = lean_string_append(x_26, x_27);
-x_29 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2;
-x_30 = lean_string_append(x_28, x_29);
+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; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
+x_25 = l_Lean_Name_toString___closed__1;
+x_26 = l_Lean_Name_toStringWithSep___main(x_25, x_1);
+x_27 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_27, 0, x_26);
+x_28 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_28, 0, x_27);
+x_29 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_28);
 x_31 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3;
-x_32 = lean_string_append(x_30, x_31);
-x_33 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_33, 0, x_32);
-x_34 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_34, 0, x_33);
-lean_ctor_set(x_34, 1, x_6);
-return x_34;
+x_32 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_32, 0, x_30);
+lean_ctor_set(x_32, 1, x_31);
+x_33 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6;
+x_34 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_34, 0, x_32);
+lean_ctor_set(x_34, 1, x_33);
+x_35 = l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9;
+x_36 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_36, 0, x_34);
+lean_ctor_set(x_36, 1, x_35);
+x_37 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_37, 0, x_36);
+x_38 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_38, 0, x_37);
+lean_ctor_set(x_38, 1, x_6);
+return x_38;
 }
 else
 {
-lean_object* x_35; lean_object* x_36; 
+lean_object* x_39; lean_object* x_40; 
 lean_dec(x_1);
-x_35 = lean_box(0);
-x_36 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set(x_36, 1, x_6);
-return x_36;
+x_39 = lean_box(0);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_39);
+lean_ctor_set(x_40, 1, x_6);
+return x_40;
 }
 }
 }
@@ -5008,6 +5584,26 @@ x_1 = lean_mk_string("', type of the major premise must be of the form (I ...),
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___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_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___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_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___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, lean_object* x_7, uint8_t 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) {
 _start:
 {
@@ -5200,7 +5796,7 @@ goto _start;
 }
 default: 
 {
-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_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_dec(x_13);
 lean_dec(x_12);
 lean_dec(x_11);
@@ -5214,17 +5810,24 @@ lean_dec(x_3);
 lean_dec(x_1);
 x_47 = l_Lean_Name_toString___closed__1;
 x_48 = l_Lean_Name_toStringWithSep___main(x_47, x_2);
-x_49 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_50 = lean_string_append(x_49, x_48);
-lean_dec(x_48);
-x_51 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__1;
-x_52 = lean_string_append(x_50, x_51);
-x_53 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_53, 0, x_52);
-x_54 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_54, 0, x_53);
-lean_ctor_set(x_54, 1, x_14);
-return x_54;
+x_49 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_49, 0, x_48);
+x_50 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_50, 0, x_49);
+x_51 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_52 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_52, 0, x_51);
+lean_ctor_set(x_52, 1, x_50);
+x_53 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3;
+x_54 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_54, 0, x_52);
+lean_ctor_set(x_54, 1, x_53);
+x_55 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_55, 0, x_54);
+x_56 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_56, 0, x_55);
+lean_ctor_set(x_56, 1, x_14);
+return x_56;
 }
 }
 }
@@ -5237,6 +5840,26 @@ x_1 = lean_mk_string("', indices must occur before major premise");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___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_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2(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, lean_object* x_9) {
 _start:
 {
@@ -5259,7 +5882,7 @@ lean_inc(x_2);
 x_14 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_13);
 if (lean_obj_tag(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; uint8_t x_47; 
+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; uint8_t x_49; 
 x_15 = lean_ctor_get(x_14, 0);
 lean_inc(x_15);
 x_16 = lean_ctor_get(x_15, 1);
@@ -5282,25 +5905,25 @@ lean_inc(x_20);
 x_21 = lean_ctor_get(x_16, 1);
 lean_inc(x_21);
 lean_dec(x_16);
-x_47 = lean_unbox(x_21);
-if (x_47 == 0)
+x_49 = lean_unbox(x_21);
+if (x_49 == 0)
 {
-lean_object* x_48; 
-x_48 = lean_array_get_size(x_6);
-x_22 = x_48;
-goto block_46;
+lean_object* x_50; 
+x_50 = lean_array_get_size(x_6);
+x_22 = x_50;
+goto block_48;
 }
 else
 {
-lean_object* x_49; lean_object* x_50; lean_object* x_51; 
-x_49 = lean_array_get_size(x_6);
-x_50 = lean_unsigned_to_nat(1u);
-x_51 = lean_nat_sub(x_49, x_50);
-lean_dec(x_49);
-x_22 = x_51;
-goto block_46;
+lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_51 = lean_array_get_size(x_6);
+x_52 = lean_unsigned_to_nat(1u);
+x_53 = lean_nat_sub(x_51, x_52);
+lean_dec(x_51);
+x_22 = x_53;
+goto block_48;
 }
-block_46:
+block_48:
 {
 uint8_t x_23; 
 x_23 = lean_nat_dec_lt(x_20, x_22);
@@ -5365,7 +5988,7 @@ return x_37;
 }
 else
 {
-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_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_dec(x_22);
 lean_dec(x_21);
 lean_dec(x_20);
@@ -5378,28 +6001,35 @@ lean_dec(x_4);
 lean_dec(x_1);
 x_38 = l_Lean_Name_toString___closed__1;
 x_39 = l_Lean_Name_toStringWithSep___main(x_38, x_2);
-x_40 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_41 = lean_string_append(x_40, x_39);
-lean_dec(x_39);
-x_42 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_43 = lean_string_append(x_41, x_42);
-x_44 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_44, 0, x_43);
+x_40 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_40, 0, x_39);
+x_41 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_41, 0, x_40);
+x_42 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_43 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_43, 0, x_42);
+lean_ctor_set(x_43, 1, x_41);
+x_44 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_45 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_45, 0, x_43);
+lean_ctor_set(x_45, 1, x_44);
+x_46 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_46, 0, x_45);
 if (lean_is_scalar(x_18)) {
- x_45 = lean_alloc_ctor(1, 2, 0);
+ x_47 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_45 = x_18;
- lean_ctor_set_tag(x_45, 1);
+ x_47 = x_18;
+ lean_ctor_set_tag(x_47, 1);
 }
-lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_45, 1, x_17);
-return x_45;
+lean_ctor_set(x_47, 0, x_46);
+lean_ctor_set(x_47, 1, x_17);
+return x_47;
 }
 }
 }
 else
 {
-uint8_t x_52; 
+uint8_t x_54; 
 lean_dec(x_11);
 lean_dec(x_8);
 lean_dec(x_6);
@@ -5407,29 +6037,29 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_52 = !lean_is_exclusive(x_14);
-if (x_52 == 0)
+x_54 = !lean_is_exclusive(x_14);
+if (x_54 == 0)
 {
 return x_14;
 }
 else
 {
-lean_object* x_53; lean_object* x_54; lean_object* x_55; 
-x_53 = lean_ctor_get(x_14, 0);
-x_54 = lean_ctor_get(x_14, 1);
-lean_inc(x_54);
-lean_inc(x_53);
+lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_55 = lean_ctor_get(x_14, 0);
+x_56 = lean_ctor_get(x_14, 1);
+lean_inc(x_56);
+lean_inc(x_55);
 lean_dec(x_14);
-x_55 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_55, 0, x_53);
-lean_ctor_set(x_55, 1, x_54);
-return x_55;
+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;
 }
 }
 }
 else
 {
-uint8_t x_56; 
+uint8_t x_58; 
 lean_dec(x_11);
 lean_dec(x_8);
 lean_dec(x_6);
@@ -5437,235 +6067,212 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_56 = !lean_is_exclusive(x_12);
-if (x_56 == 0)
+x_58 = !lean_is_exclusive(x_12);
+if (x_58 == 0)
 {
 return x_12;
 }
 else
 {
-lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_57 = lean_ctor_get(x_12, 0);
-x_58 = lean_ctor_get(x_12, 1);
-lean_inc(x_58);
-lean_inc(x_57);
+lean_object* x_59; lean_object* x_60; lean_object* x_61; 
+x_59 = lean_ctor_get(x_12, 0);
+x_60 = lean_ctor_get(x_12, 1);
+lean_inc(x_60);
+lean_inc(x_59);
 lean_dec(x_12);
-x_59 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_59, 0, x_57);
-lean_ctor_set(x_59, 1, x_58);
-return x_59;
+x_61 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_61, 0, x_59);
+lean_ctor_set(x_61, 1, x_60);
+return x_61;
 }
 }
 }
 case 1:
 {
-lean_object* x_60; lean_object* x_61; lean_object* x_62; 
+lean_object* x_62; lean_object* x_63; lean_object* x_64; 
 lean_dec(x_7);
-x_60 = lean_unsigned_to_nat(0u);
-x_61 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_60);
+x_62 = lean_unsigned_to_nat(0u);
+x_63 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_62);
 lean_inc(x_2);
-x_62 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_62) == 0)
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_62, 1);
-lean_inc(x_63);
-lean_dec(x_62);
-lean_inc(x_2);
-x_64 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_63);
+x_64 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
 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; uint8_t x_97; 
-x_65 = lean_ctor_get(x_64, 0);
+lean_object* x_65; lean_object* x_66; 
+x_65 = lean_ctor_get(x_64, 1);
 lean_inc(x_65);
-x_66 = lean_ctor_get(x_65, 1);
-lean_inc(x_66);
-x_67 = lean_ctor_get(x_64, 1);
+lean_dec(x_64);
+lean_inc(x_2);
+x_66 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_65);
+if (lean_obj_tag(x_66) == 0)
+{
+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; uint8_t x_101; 
+x_67 = lean_ctor_get(x_66, 0);
 lean_inc(x_67);
-if (lean_is_exclusive(x_64)) {
- lean_ctor_release(x_64, 0);
- lean_ctor_release(x_64, 1);
- x_68 = x_64;
-} else {
- lean_dec_ref(x_64);
- x_68 = lean_box(0);
-}
-x_69 = lean_ctor_get(x_65, 0);
+x_68 = lean_ctor_get(x_67, 1);
+lean_inc(x_68);
+x_69 = lean_ctor_get(x_66, 1);
 lean_inc(x_69);
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_66, 0);
-lean_inc(x_70);
-x_71 = lean_ctor_get(x_66, 1);
-lean_inc(x_71);
-lean_dec(x_66);
-x_97 = lean_unbox(x_71);
-if (x_97 == 0)
-{
-lean_object* x_98; 
-x_98 = lean_array_get_size(x_6);
-x_72 = x_98;
-goto block_96;
-}
-else
-{
-lean_object* x_99; lean_object* x_100; lean_object* x_101; 
-x_99 = lean_array_get_size(x_6);
-x_100 = lean_unsigned_to_nat(1u);
-x_101 = lean_nat_sub(x_99, x_100);
-lean_dec(x_99);
-x_72 = x_101;
-goto block_96;
-}
-block_96:
-{
-uint8_t x_73; 
-x_73 = lean_nat_dec_lt(x_70, x_72);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-lean_dec(x_68);
-lean_inc(x_8);
-x_74 = l_Lean_Meta_inferType(x_69, x_8, x_67);
-if (lean_obj_tag(x_74) == 0)
-{
-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; uint8_t x_82; lean_object* x_83; 
-x_75 = lean_ctor_get(x_74, 0);
-lean_inc(x_75);
-x_76 = lean_ctor_get(x_74, 1);
-lean_inc(x_76);
-lean_dec(x_74);
-x_77 = l_Lean_Expr_getAppNumArgsAux___main(x_75, x_60);
-x_78 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_77);
-x_79 = lean_mk_array(x_77, x_78);
-x_80 = lean_unsigned_to_nat(1u);
-x_81 = lean_nat_sub(x_77, x_80);
-lean_dec(x_77);
-x_82 = lean_unbox(x_71);
-lean_dec(x_71);
-x_83 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_61, x_70, x_82, x_72, x_75, x_79, x_81, x_8, x_76);
-return x_83;
-}
-else
-{
-uint8_t x_84; 
-lean_dec(x_72);
-lean_dec(x_71);
-lean_dec(x_70);
-lean_dec(x_61);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_84 = !lean_is_exclusive(x_74);
-if (x_84 == 0)
-{
-return x_74;
-}
-else
-{
-lean_object* x_85; lean_object* x_86; lean_object* x_87; 
-x_85 = lean_ctor_get(x_74, 0);
-x_86 = lean_ctor_get(x_74, 1);
-lean_inc(x_86);
-lean_inc(x_85);
-lean_dec(x_74);
-x_87 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_87, 0, x_85);
-lean_ctor_set(x_87, 1, x_86);
-return x_87;
-}
-}
-}
-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_dec(x_72);
-lean_dec(x_71);
-lean_dec(x_70);
-lean_dec(x_69);
-lean_dec(x_61);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_88 = l_Lean_Name_toString___closed__1;
-x_89 = l_Lean_Name_toStringWithSep___main(x_88, x_2);
-x_90 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_91 = lean_string_append(x_90, x_89);
-lean_dec(x_89);
-x_92 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_93 = lean_string_append(x_91, x_92);
-x_94 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_94, 0, x_93);
-if (lean_is_scalar(x_68)) {
- x_95 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_exclusive(x_66)) {
+ lean_ctor_release(x_66, 0);
+ lean_ctor_release(x_66, 1);
+ x_70 = x_66;
 } else {
- x_95 = x_68;
- lean_ctor_set_tag(x_95, 1);
+ lean_dec_ref(x_66);
+ x_70 = lean_box(0);
 }
-lean_ctor_set(x_95, 0, x_94);
-lean_ctor_set(x_95, 1, x_67);
-return x_95;
-}
-}
-}
-else
+x_71 = lean_ctor_get(x_67, 0);
+lean_inc(x_71);
+lean_dec(x_67);
+x_72 = lean_ctor_get(x_68, 0);
+lean_inc(x_72);
+x_73 = lean_ctor_get(x_68, 1);
+lean_inc(x_73);
+lean_dec(x_68);
+x_101 = lean_unbox(x_73);
+if (x_101 == 0)
 {
-uint8_t x_102; 
-lean_dec(x_61);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_102 = !lean_is_exclusive(x_64);
-if (x_102 == 0)
-{
-return x_64;
+lean_object* x_102; 
+x_102 = lean_array_get_size(x_6);
+x_74 = x_102;
+goto block_100;
 }
 else
 {
 lean_object* x_103; lean_object* x_104; lean_object* x_105; 
-x_103 = lean_ctor_get(x_64, 0);
-x_104 = lean_ctor_get(x_64, 1);
-lean_inc(x_104);
-lean_inc(x_103);
-lean_dec(x_64);
-x_105 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_105, 0, x_103);
-lean_ctor_set(x_105, 1, x_104);
-return x_105;
+x_103 = lean_array_get_size(x_6);
+x_104 = lean_unsigned_to_nat(1u);
+x_105 = lean_nat_sub(x_103, x_104);
+lean_dec(x_103);
+x_74 = x_105;
+goto block_100;
+}
+block_100:
+{
+uint8_t x_75; 
+x_75 = lean_nat_dec_lt(x_72, x_74);
+if (x_75 == 0)
+{
+lean_object* x_76; 
+lean_dec(x_70);
+lean_inc(x_8);
+x_76 = l_Lean_Meta_inferType(x_71, x_8, x_69);
+if (lean_obj_tag(x_76) == 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; uint8_t x_84; lean_object* x_85; 
+x_77 = lean_ctor_get(x_76, 0);
+lean_inc(x_77);
+x_78 = lean_ctor_get(x_76, 1);
+lean_inc(x_78);
+lean_dec(x_76);
+x_79 = l_Lean_Expr_getAppNumArgsAux___main(x_77, x_62);
+x_80 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_79);
+x_81 = lean_mk_array(x_79, x_80);
+x_82 = lean_unsigned_to_nat(1u);
+x_83 = lean_nat_sub(x_79, x_82);
+lean_dec(x_79);
+x_84 = lean_unbox(x_73);
+lean_dec(x_73);
+x_85 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_63, x_72, x_84, x_74, x_77, x_81, x_83, x_8, x_78);
+return x_85;
+}
+else
+{
+uint8_t x_86; 
+lean_dec(x_74);
+lean_dec(x_73);
+lean_dec(x_72);
+lean_dec(x_63);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_86 = !lean_is_exclusive(x_76);
+if (x_86 == 0)
+{
+return x_76;
+}
+else
+{
+lean_object* x_87; lean_object* x_88; lean_object* x_89; 
+x_87 = lean_ctor_get(x_76, 0);
+x_88 = lean_ctor_get(x_76, 1);
+lean_inc(x_88);
+lean_inc(x_87);
+lean_dec(x_76);
+x_89 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_89, 0, x_87);
+lean_ctor_set(x_89, 1, x_88);
+return x_89;
+}
+}
+}
+else
+{
+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_dec(x_74);
+lean_dec(x_73);
+lean_dec(x_72);
+lean_dec(x_71);
+lean_dec(x_63);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_90 = l_Lean_Name_toString___closed__1;
+x_91 = l_Lean_Name_toStringWithSep___main(x_90, x_2);
+x_92 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_92, 0, x_91);
+x_93 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_93, 0, x_92);
+x_94 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_95 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_95, 0, x_94);
+lean_ctor_set(x_95, 1, x_93);
+x_96 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_97 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_97, 0, x_95);
+lean_ctor_set(x_97, 1, x_96);
+x_98 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_98, 0, x_97);
+if (lean_is_scalar(x_70)) {
+ x_99 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_99 = x_70;
+ lean_ctor_set_tag(x_99, 1);
+}
+lean_ctor_set(x_99, 0, x_98);
+lean_ctor_set(x_99, 1, x_69);
+return x_99;
 }
 }
 }
 else
 {
 uint8_t x_106; 
-lean_dec(x_61);
+lean_dec(x_63);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_106 = !lean_is_exclusive(x_62);
+x_106 = !lean_is_exclusive(x_66);
 if (x_106 == 0)
 {
-return x_62;
+return x_66;
 }
 else
 {
 lean_object* x_107; lean_object* x_108; lean_object* x_109; 
-x_107 = lean_ctor_get(x_62, 0);
-x_108 = lean_ctor_get(x_62, 1);
+x_107 = lean_ctor_get(x_66, 0);
+x_108 = lean_ctor_get(x_66, 1);
 lean_inc(x_108);
 lean_inc(x_107);
-lean_dec(x_62);
+lean_dec(x_66);
 x_109 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_109, 0, x_107);
 lean_ctor_set(x_109, 1, x_108);
@@ -5673,1714 +6280,1729 @@ return x_109;
 }
 }
 }
+else
+{
+uint8_t x_110; 
+lean_dec(x_63);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_110 = !lean_is_exclusive(x_64);
+if (x_110 == 0)
+{
+return x_64;
+}
+else
+{
+lean_object* x_111; lean_object* x_112; lean_object* x_113; 
+x_111 = lean_ctor_get(x_64, 0);
+x_112 = lean_ctor_get(x_64, 1);
+lean_inc(x_112);
+lean_inc(x_111);
+lean_dec(x_64);
+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;
+}
+}
+}
 case 2:
 {
-lean_object* x_110; lean_object* x_111; lean_object* x_112; 
+lean_object* x_114; lean_object* x_115; lean_object* x_116; 
 lean_dec(x_7);
-x_110 = lean_unsigned_to_nat(0u);
-x_111 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_110);
+x_114 = lean_unsigned_to_nat(0u);
+x_115 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_114);
 lean_inc(x_2);
-x_112 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_112) == 0)
+x_116 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_116) == 0)
 {
-lean_object* x_113; lean_object* x_114; 
-x_113 = lean_ctor_get(x_112, 1);
-lean_inc(x_113);
-lean_dec(x_112);
-lean_inc(x_2);
-x_114 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_113);
-if (lean_obj_tag(x_114) == 0)
-{
-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; uint8_t x_147; 
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_ctor_get(x_115, 1);
-lean_inc(x_116);
-x_117 = lean_ctor_get(x_114, 1);
+lean_object* x_117; lean_object* x_118; 
+x_117 = lean_ctor_get(x_116, 1);
 lean_inc(x_117);
-if (lean_is_exclusive(x_114)) {
- lean_ctor_release(x_114, 0);
- lean_ctor_release(x_114, 1);
- x_118 = x_114;
-} else {
- lean_dec_ref(x_114);
- x_118 = lean_box(0);
-}
-x_119 = lean_ctor_get(x_115, 0);
-lean_inc(x_119);
-lean_dec(x_115);
-x_120 = lean_ctor_get(x_116, 0);
-lean_inc(x_120);
-x_121 = lean_ctor_get(x_116, 1);
-lean_inc(x_121);
 lean_dec(x_116);
-x_147 = lean_unbox(x_121);
-if (x_147 == 0)
+lean_inc(x_2);
+x_118 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_117);
+if (lean_obj_tag(x_118) == 0)
 {
-lean_object* x_148; 
-x_148 = lean_array_get_size(x_6);
-x_122 = x_148;
-goto block_146;
+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; uint8_t x_153; 
+x_119 = lean_ctor_get(x_118, 0);
+lean_inc(x_119);
+x_120 = lean_ctor_get(x_119, 1);
+lean_inc(x_120);
+x_121 = lean_ctor_get(x_118, 1);
+lean_inc(x_121);
+if (lean_is_exclusive(x_118)) {
+ lean_ctor_release(x_118, 0);
+ lean_ctor_release(x_118, 1);
+ x_122 = x_118;
+} else {
+ lean_dec_ref(x_118);
+ x_122 = lean_box(0);
 }
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; 
-x_149 = lean_array_get_size(x_6);
-x_150 = lean_unsigned_to_nat(1u);
-x_151 = lean_nat_sub(x_149, x_150);
-lean_dec(x_149);
-x_122 = x_151;
-goto block_146;
-}
-block_146:
-{
-uint8_t x_123; 
-x_123 = lean_nat_dec_lt(x_120, x_122);
-if (x_123 == 0)
-{
-lean_object* x_124; 
-lean_dec(x_118);
-lean_inc(x_8);
-x_124 = l_Lean_Meta_inferType(x_119, x_8, x_117);
-if (lean_obj_tag(x_124) == 0)
-{
-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; uint8_t x_132; lean_object* x_133; 
-x_125 = lean_ctor_get(x_124, 0);
+x_123 = lean_ctor_get(x_119, 0);
+lean_inc(x_123);
+lean_dec(x_119);
+x_124 = lean_ctor_get(x_120, 0);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_120, 1);
 lean_inc(x_125);
-x_126 = lean_ctor_get(x_124, 1);
-lean_inc(x_126);
-lean_dec(x_124);
-x_127 = l_Lean_Expr_getAppNumArgsAux___main(x_125, x_110);
-x_128 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_127);
-x_129 = lean_mk_array(x_127, x_128);
-x_130 = lean_unsigned_to_nat(1u);
-x_131 = lean_nat_sub(x_127, x_130);
-lean_dec(x_127);
-x_132 = lean_unbox(x_121);
-lean_dec(x_121);
-x_133 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_111, x_120, x_132, x_122, x_125, x_129, x_131, x_8, x_126);
-return x_133;
-}
-else
-{
-uint8_t x_134; 
-lean_dec(x_122);
-lean_dec(x_121);
 lean_dec(x_120);
-lean_dec(x_111);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_134 = !lean_is_exclusive(x_124);
-if (x_134 == 0)
+x_153 = lean_unbox(x_125);
+if (x_153 == 0)
 {
-return x_124;
+lean_object* x_154; 
+x_154 = lean_array_get_size(x_6);
+x_126 = x_154;
+goto block_152;
 }
 else
 {
-lean_object* x_135; lean_object* x_136; lean_object* x_137; 
-x_135 = lean_ctor_get(x_124, 0);
-x_136 = lean_ctor_get(x_124, 1);
-lean_inc(x_136);
-lean_inc(x_135);
-lean_dec(x_124);
-x_137 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_137, 0, x_135);
-lean_ctor_set(x_137, 1, x_136);
+lean_object* x_155; lean_object* x_156; lean_object* x_157; 
+x_155 = lean_array_get_size(x_6);
+x_156 = lean_unsigned_to_nat(1u);
+x_157 = lean_nat_sub(x_155, x_156);
+lean_dec(x_155);
+x_126 = x_157;
+goto block_152;
+}
+block_152:
+{
+uint8_t x_127; 
+x_127 = lean_nat_dec_lt(x_124, x_126);
+if (x_127 == 0)
+{
+lean_object* x_128; 
+lean_dec(x_122);
+lean_inc(x_8);
+x_128 = l_Lean_Meta_inferType(x_123, x_8, x_121);
+if (lean_obj_tag(x_128) == 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; uint8_t x_136; lean_object* x_137; 
+x_129 = lean_ctor_get(x_128, 0);
+lean_inc(x_129);
+x_130 = lean_ctor_get(x_128, 1);
+lean_inc(x_130);
+lean_dec(x_128);
+x_131 = l_Lean_Expr_getAppNumArgsAux___main(x_129, x_114);
+x_132 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_131);
+x_133 = lean_mk_array(x_131, x_132);
+x_134 = lean_unsigned_to_nat(1u);
+x_135 = lean_nat_sub(x_131, x_134);
+lean_dec(x_131);
+x_136 = lean_unbox(x_125);
+lean_dec(x_125);
+x_137 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_115, x_124, x_136, x_126, x_129, x_133, x_135, x_8, x_130);
 return x_137;
 }
+else
+{
+uint8_t x_138; 
+lean_dec(x_126);
+lean_dec(x_125);
+lean_dec(x_124);
+lean_dec(x_115);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_138 = !lean_is_exclusive(x_128);
+if (x_138 == 0)
+{
+return x_128;
+}
+else
+{
+lean_object* x_139; lean_object* x_140; lean_object* x_141; 
+x_139 = lean_ctor_get(x_128, 0);
+x_140 = lean_ctor_get(x_128, 1);
+lean_inc(x_140);
+lean_inc(x_139);
+lean_dec(x_128);
+x_141 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_141, 0, x_139);
+lean_ctor_set(x_141, 1, x_140);
+return x_141;
+}
 }
 }
 else
 {
-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_dec(x_122);
-lean_dec(x_121);
-lean_dec(x_120);
-lean_dec(x_119);
-lean_dec(x_111);
+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_dec(x_126);
+lean_dec(x_125);
+lean_dec(x_124);
+lean_dec(x_123);
+lean_dec(x_115);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_138 = l_Lean_Name_toString___closed__1;
-x_139 = l_Lean_Name_toStringWithSep___main(x_138, x_2);
-x_140 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_141 = lean_string_append(x_140, x_139);
-lean_dec(x_139);
-x_142 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_143 = lean_string_append(x_141, x_142);
-x_144 = lean_alloc_ctor(22, 1, 0);
+x_142 = l_Lean_Name_toString___closed__1;
+x_143 = l_Lean_Name_toStringWithSep___main(x_142, x_2);
+x_144 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_144, 0, x_143);
-if (lean_is_scalar(x_118)) {
- x_145 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_145 = x_118;
- lean_ctor_set_tag(x_145, 1);
-}
+x_145 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_145, 0, x_144);
-lean_ctor_set(x_145, 1, x_117);
-return x_145;
+x_146 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_147 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_147, 0, x_146);
+lean_ctor_set(x_147, 1, x_145);
+x_148 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_149 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_149, 0, x_147);
+lean_ctor_set(x_149, 1, x_148);
+x_150 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_150, 0, x_149);
+if (lean_is_scalar(x_122)) {
+ x_151 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_151 = x_122;
+ lean_ctor_set_tag(x_151, 1);
+}
+lean_ctor_set(x_151, 0, x_150);
+lean_ctor_set(x_151, 1, x_121);
+return x_151;
 }
 }
 }
 else
 {
-uint8_t x_152; 
-lean_dec(x_111);
+uint8_t x_158; 
+lean_dec(x_115);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_152 = !lean_is_exclusive(x_114);
-if (x_152 == 0)
+x_158 = !lean_is_exclusive(x_118);
+if (x_158 == 0)
 {
-return x_114;
+return x_118;
 }
 else
 {
-lean_object* x_153; lean_object* x_154; lean_object* x_155; 
-x_153 = lean_ctor_get(x_114, 0);
-x_154 = lean_ctor_get(x_114, 1);
-lean_inc(x_154);
-lean_inc(x_153);
-lean_dec(x_114);
-x_155 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_155, 0, x_153);
-lean_ctor_set(x_155, 1, x_154);
-return x_155;
+lean_object* x_159; lean_object* x_160; lean_object* x_161; 
+x_159 = lean_ctor_get(x_118, 0);
+x_160 = lean_ctor_get(x_118, 1);
+lean_inc(x_160);
+lean_inc(x_159);
+lean_dec(x_118);
+x_161 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_161, 0, x_159);
+lean_ctor_set(x_161, 1, x_160);
+return x_161;
 }
 }
 }
 else
 {
-uint8_t x_156; 
-lean_dec(x_111);
+uint8_t x_162; 
+lean_dec(x_115);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_156 = !lean_is_exclusive(x_112);
-if (x_156 == 0)
+x_162 = !lean_is_exclusive(x_116);
+if (x_162 == 0)
 {
-return x_112;
+return x_116;
 }
 else
 {
-lean_object* x_157; lean_object* x_158; lean_object* x_159; 
-x_157 = lean_ctor_get(x_112, 0);
-x_158 = lean_ctor_get(x_112, 1);
-lean_inc(x_158);
-lean_inc(x_157);
-lean_dec(x_112);
-x_159 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_159, 0, x_157);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
+lean_object* x_163; lean_object* x_164; lean_object* x_165; 
+x_163 = lean_ctor_get(x_116, 0);
+x_164 = lean_ctor_get(x_116, 1);
+lean_inc(x_164);
+lean_inc(x_163);
+lean_dec(x_116);
+x_165 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_165, 0, x_163);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
 }
 }
 }
 case 3:
 {
-lean_object* x_160; lean_object* x_161; lean_object* x_162; 
+lean_object* x_166; lean_object* x_167; lean_object* x_168; 
 lean_dec(x_7);
-x_160 = lean_unsigned_to_nat(0u);
-x_161 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_160);
+x_166 = lean_unsigned_to_nat(0u);
+x_167 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_166);
 lean_inc(x_2);
-x_162 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_162) == 0)
+x_168 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_168) == 0)
 {
-lean_object* x_163; lean_object* x_164; 
-x_163 = lean_ctor_get(x_162, 1);
-lean_inc(x_163);
-lean_dec(x_162);
-lean_inc(x_2);
-x_164 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_163);
-if (lean_obj_tag(x_164) == 0)
-{
-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; uint8_t x_197; 
-x_165 = lean_ctor_get(x_164, 0);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_165, 1);
-lean_inc(x_166);
-x_167 = lean_ctor_get(x_164, 1);
-lean_inc(x_167);
-if (lean_is_exclusive(x_164)) {
- lean_ctor_release(x_164, 0);
- lean_ctor_release(x_164, 1);
- x_168 = x_164;
-} else {
- lean_dec_ref(x_164);
- x_168 = lean_box(0);
-}
-x_169 = lean_ctor_get(x_165, 0);
+lean_object* x_169; lean_object* x_170; 
+x_169 = lean_ctor_get(x_168, 1);
 lean_inc(x_169);
-lean_dec(x_165);
-x_170 = lean_ctor_get(x_166, 0);
-lean_inc(x_170);
-x_171 = lean_ctor_get(x_166, 1);
-lean_inc(x_171);
-lean_dec(x_166);
-x_197 = lean_unbox(x_171);
-if (x_197 == 0)
-{
-lean_object* x_198; 
-x_198 = lean_array_get_size(x_6);
-x_172 = x_198;
-goto block_196;
-}
-else
-{
-lean_object* x_199; lean_object* x_200; lean_object* x_201; 
-x_199 = lean_array_get_size(x_6);
-x_200 = lean_unsigned_to_nat(1u);
-x_201 = lean_nat_sub(x_199, x_200);
-lean_dec(x_199);
-x_172 = x_201;
-goto block_196;
-}
-block_196:
-{
-uint8_t x_173; 
-x_173 = lean_nat_dec_lt(x_170, x_172);
-if (x_173 == 0)
-{
-lean_object* x_174; 
 lean_dec(x_168);
-lean_inc(x_8);
-x_174 = l_Lean_Meta_inferType(x_169, x_8, x_167);
-if (lean_obj_tag(x_174) == 0)
+lean_inc(x_2);
+x_170 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_169);
+if (lean_obj_tag(x_170) == 0)
 {
-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; uint8_t x_182; lean_object* x_183; 
-x_175 = lean_ctor_get(x_174, 0);
-lean_inc(x_175);
-x_176 = lean_ctor_get(x_174, 1);
-lean_inc(x_176);
-lean_dec(x_174);
-x_177 = l_Lean_Expr_getAppNumArgsAux___main(x_175, x_160);
-x_178 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_177);
-x_179 = lean_mk_array(x_177, x_178);
-x_180 = lean_unsigned_to_nat(1u);
-x_181 = lean_nat_sub(x_177, x_180);
-lean_dec(x_177);
-x_182 = lean_unbox(x_171);
-lean_dec(x_171);
-x_183 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_161, x_170, x_182, x_172, x_175, x_179, x_181, x_8, x_176);
-return x_183;
-}
-else
-{
-uint8_t x_184; 
-lean_dec(x_172);
-lean_dec(x_171);
-lean_dec(x_170);
-lean_dec(x_161);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_184 = !lean_is_exclusive(x_174);
-if (x_184 == 0)
-{
-return x_174;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; lean_object* x_187; 
-x_185 = lean_ctor_get(x_174, 0);
-x_186 = lean_ctor_get(x_174, 1);
-lean_inc(x_186);
-lean_inc(x_185);
-lean_dec(x_174);
-x_187 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_187, 0, x_185);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-}
-else
-{
-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_172);
-lean_dec(x_171);
-lean_dec(x_170);
-lean_dec(x_169);
-lean_dec(x_161);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_188 = l_Lean_Name_toString___closed__1;
-x_189 = l_Lean_Name_toStringWithSep___main(x_188, x_2);
-x_190 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_191 = lean_string_append(x_190, x_189);
-lean_dec(x_189);
-x_192 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_193 = lean_string_append(x_191, x_192);
-x_194 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_194, 0, x_193);
-if (lean_is_scalar(x_168)) {
- x_195 = lean_alloc_ctor(1, 2, 0);
+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; uint8_t x_205; 
+x_171 = lean_ctor_get(x_170, 0);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_171, 1);
+lean_inc(x_172);
+x_173 = lean_ctor_get(x_170, 1);
+lean_inc(x_173);
+if (lean_is_exclusive(x_170)) {
+ lean_ctor_release(x_170, 0);
+ lean_ctor_release(x_170, 1);
+ x_174 = x_170;
 } else {
- x_195 = x_168;
- lean_ctor_set_tag(x_195, 1);
+ lean_dec_ref(x_170);
+ x_174 = lean_box(0);
 }
-lean_ctor_set(x_195, 0, x_194);
-lean_ctor_set(x_195, 1, x_167);
-return x_195;
-}
-}
-}
-else
+x_175 = lean_ctor_get(x_171, 0);
+lean_inc(x_175);
+lean_dec(x_171);
+x_176 = lean_ctor_get(x_172, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_172, 1);
+lean_inc(x_177);
+lean_dec(x_172);
+x_205 = lean_unbox(x_177);
+if (x_205 == 0)
 {
-uint8_t x_202; 
-lean_dec(x_161);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_202 = !lean_is_exclusive(x_164);
-if (x_202 == 0)
-{
-return x_164;
-}
-else
-{
-lean_object* x_203; lean_object* x_204; lean_object* x_205; 
-x_203 = lean_ctor_get(x_164, 0);
-x_204 = lean_ctor_get(x_164, 1);
-lean_inc(x_204);
-lean_inc(x_203);
-lean_dec(x_164);
-x_205 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_205, 0, x_203);
-lean_ctor_set(x_205, 1, x_204);
-return x_205;
-}
-}
-}
-else
-{
-uint8_t x_206; 
-lean_dec(x_161);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_206 = !lean_is_exclusive(x_162);
-if (x_206 == 0)
-{
-return x_162;
+lean_object* x_206; 
+x_206 = lean_array_get_size(x_6);
+x_178 = x_206;
+goto block_204;
 }
 else
 {
 lean_object* x_207; lean_object* x_208; lean_object* x_209; 
-x_207 = lean_ctor_get(x_162, 0);
-x_208 = lean_ctor_get(x_162, 1);
-lean_inc(x_208);
-lean_inc(x_207);
-lean_dec(x_162);
-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;
+x_207 = lean_array_get_size(x_6);
+x_208 = lean_unsigned_to_nat(1u);
+x_209 = lean_nat_sub(x_207, x_208);
+lean_dec(x_207);
+x_178 = x_209;
+goto block_204;
+}
+block_204:
+{
+uint8_t x_179; 
+x_179 = lean_nat_dec_lt(x_176, x_178);
+if (x_179 == 0)
+{
+lean_object* x_180; 
+lean_dec(x_174);
+lean_inc(x_8);
+x_180 = l_Lean_Meta_inferType(x_175, x_8, x_173);
+if (lean_obj_tag(x_180) == 0)
+{
+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; uint8_t x_188; lean_object* x_189; 
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_ctor_get(x_180, 1);
+lean_inc(x_182);
+lean_dec(x_180);
+x_183 = l_Lean_Expr_getAppNumArgsAux___main(x_181, x_166);
+x_184 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_183);
+x_185 = lean_mk_array(x_183, x_184);
+x_186 = lean_unsigned_to_nat(1u);
+x_187 = lean_nat_sub(x_183, x_186);
+lean_dec(x_183);
+x_188 = lean_unbox(x_177);
+lean_dec(x_177);
+x_189 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_167, x_176, x_188, x_178, x_181, x_185, x_187, x_8, x_182);
+return x_189;
+}
+else
+{
+uint8_t x_190; 
+lean_dec(x_178);
+lean_dec(x_177);
+lean_dec(x_176);
+lean_dec(x_167);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_190 = !lean_is_exclusive(x_180);
+if (x_190 == 0)
+{
+return x_180;
+}
+else
+{
+lean_object* x_191; lean_object* x_192; lean_object* x_193; 
+x_191 = lean_ctor_get(x_180, 0);
+x_192 = lean_ctor_get(x_180, 1);
+lean_inc(x_192);
+lean_inc(x_191);
+lean_dec(x_180);
+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;
+}
+}
+}
+else
+{
+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_dec(x_178);
+lean_dec(x_177);
+lean_dec(x_176);
+lean_dec(x_175);
+lean_dec(x_167);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_194 = l_Lean_Name_toString___closed__1;
+x_195 = l_Lean_Name_toStringWithSep___main(x_194, x_2);
+x_196 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_196, 0, x_195);
+x_197 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_197, 0, x_196);
+x_198 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_199 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_199, 0, x_198);
+lean_ctor_set(x_199, 1, x_197);
+x_200 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+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 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_202, 0, x_201);
+if (lean_is_scalar(x_174)) {
+ x_203 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_203 = x_174;
+ lean_ctor_set_tag(x_203, 1);
+}
+lean_ctor_set(x_203, 0, x_202);
+lean_ctor_set(x_203, 1, x_173);
+return x_203;
+}
+}
+}
+else
+{
+uint8_t x_210; 
+lean_dec(x_167);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_210 = !lean_is_exclusive(x_170);
+if (x_210 == 0)
+{
+return x_170;
+}
+else
+{
+lean_object* x_211; lean_object* x_212; lean_object* x_213; 
+x_211 = lean_ctor_get(x_170, 0);
+x_212 = lean_ctor_get(x_170, 1);
+lean_inc(x_212);
+lean_inc(x_211);
+lean_dec(x_170);
+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
+{
+uint8_t x_214; 
+lean_dec(x_167);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_214 = !lean_is_exclusive(x_168);
+if (x_214 == 0)
+{
+return x_168;
+}
+else
+{
+lean_object* x_215; lean_object* x_216; lean_object* x_217; 
+x_215 = lean_ctor_get(x_168, 0);
+x_216 = lean_ctor_get(x_168, 1);
+lean_inc(x_216);
+lean_inc(x_215);
+lean_dec(x_168);
+x_217 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_217, 0, x_215);
+lean_ctor_set(x_217, 1, x_216);
+return x_217;
 }
 }
 }
 case 4:
 {
-lean_object* x_210; lean_object* x_211; lean_object* x_212; 
+lean_object* x_218; lean_object* x_219; lean_object* x_220; 
 lean_dec(x_7);
-x_210 = lean_unsigned_to_nat(0u);
-x_211 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_210);
+x_218 = lean_unsigned_to_nat(0u);
+x_219 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_218);
 lean_inc(x_2);
-x_212 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_212) == 0)
+x_220 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_220) == 0)
 {
-lean_object* x_213; lean_object* x_214; 
-x_213 = lean_ctor_get(x_212, 1);
-lean_inc(x_213);
-lean_dec(x_212);
-lean_inc(x_2);
-x_214 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_213);
-if (lean_obj_tag(x_214) == 0)
-{
-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_object* x_221; lean_object* x_222; uint8_t x_247; 
-x_215 = lean_ctor_get(x_214, 0);
-lean_inc(x_215);
-x_216 = lean_ctor_get(x_215, 1);
-lean_inc(x_216);
-x_217 = lean_ctor_get(x_214, 1);
-lean_inc(x_217);
-if (lean_is_exclusive(x_214)) {
- lean_ctor_release(x_214, 0);
- lean_ctor_release(x_214, 1);
- x_218 = x_214;
-} else {
- lean_dec_ref(x_214);
- x_218 = lean_box(0);
-}
-x_219 = lean_ctor_get(x_215, 0);
-lean_inc(x_219);
-lean_dec(x_215);
-x_220 = lean_ctor_get(x_216, 0);
-lean_inc(x_220);
-x_221 = lean_ctor_get(x_216, 1);
+lean_object* x_221; lean_object* x_222; 
+x_221 = lean_ctor_get(x_220, 1);
 lean_inc(x_221);
-lean_dec(x_216);
-x_247 = lean_unbox(x_221);
-if (x_247 == 0)
-{
-lean_object* x_248; 
-x_248 = lean_array_get_size(x_6);
-x_222 = x_248;
-goto block_246;
-}
-else
-{
-lean_object* x_249; lean_object* x_250; lean_object* x_251; 
-x_249 = lean_array_get_size(x_6);
-x_250 = lean_unsigned_to_nat(1u);
-x_251 = lean_nat_sub(x_249, x_250);
-lean_dec(x_249);
-x_222 = x_251;
-goto block_246;
-}
-block_246:
-{
-uint8_t x_223; 
-x_223 = lean_nat_dec_lt(x_220, x_222);
-if (x_223 == 0)
-{
-lean_object* x_224; 
-lean_dec(x_218);
-lean_inc(x_8);
-x_224 = l_Lean_Meta_inferType(x_219, x_8, x_217);
-if (lean_obj_tag(x_224) == 0)
-{
-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; uint8_t x_232; lean_object* x_233; 
-x_225 = lean_ctor_get(x_224, 0);
-lean_inc(x_225);
-x_226 = lean_ctor_get(x_224, 1);
-lean_inc(x_226);
-lean_dec(x_224);
-x_227 = l_Lean_Expr_getAppNumArgsAux___main(x_225, x_210);
-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 = lean_unbox(x_221);
-lean_dec(x_221);
-x_233 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_211, x_220, x_232, x_222, x_225, x_229, x_231, x_8, x_226);
-return x_233;
-}
-else
-{
-uint8_t x_234; 
-lean_dec(x_222);
-lean_dec(x_221);
 lean_dec(x_220);
-lean_dec(x_211);
+lean_inc(x_2);
+x_222 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, 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; lean_object* x_228; lean_object* x_229; lean_object* x_230; uint8_t x_257; 
+x_223 = lean_ctor_get(x_222, 0);
+lean_inc(x_223);
+x_224 = lean_ctor_get(x_223, 1);
+lean_inc(x_224);
+x_225 = lean_ctor_get(x_222, 1);
+lean_inc(x_225);
+if (lean_is_exclusive(x_222)) {
+ lean_ctor_release(x_222, 0);
+ lean_ctor_release(x_222, 1);
+ x_226 = x_222;
+} else {
+ lean_dec_ref(x_222);
+ x_226 = lean_box(0);
+}
+x_227 = lean_ctor_get(x_223, 0);
+lean_inc(x_227);
+lean_dec(x_223);
+x_228 = lean_ctor_get(x_224, 0);
+lean_inc(x_228);
+x_229 = lean_ctor_get(x_224, 1);
+lean_inc(x_229);
+lean_dec(x_224);
+x_257 = lean_unbox(x_229);
+if (x_257 == 0)
+{
+lean_object* x_258; 
+x_258 = lean_array_get_size(x_6);
+x_230 = x_258;
+goto block_256;
+}
+else
+{
+lean_object* x_259; lean_object* x_260; lean_object* x_261; 
+x_259 = lean_array_get_size(x_6);
+x_260 = lean_unsigned_to_nat(1u);
+x_261 = lean_nat_sub(x_259, x_260);
+lean_dec(x_259);
+x_230 = x_261;
+goto block_256;
+}
+block_256:
+{
+uint8_t x_231; 
+x_231 = lean_nat_dec_lt(x_228, x_230);
+if (x_231 == 0)
+{
+lean_object* x_232; 
+lean_dec(x_226);
+lean_inc(x_8);
+x_232 = l_Lean_Meta_inferType(x_227, x_8, x_225);
+if (lean_obj_tag(x_232) == 0)
+{
+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; 
+x_233 = lean_ctor_get(x_232, 0);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_232, 1);
+lean_inc(x_234);
+lean_dec(x_232);
+x_235 = l_Lean_Expr_getAppNumArgsAux___main(x_233, x_218);
+x_236 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_235);
+x_237 = lean_mk_array(x_235, x_236);
+x_238 = lean_unsigned_to_nat(1u);
+x_239 = lean_nat_sub(x_235, x_238);
+lean_dec(x_235);
+x_240 = lean_unbox(x_229);
+lean_dec(x_229);
+x_241 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_219, x_228, x_240, x_230, x_233, x_237, x_239, x_8, x_234);
+return x_241;
+}
+else
+{
+uint8_t x_242; 
+lean_dec(x_230);
+lean_dec(x_229);
+lean_dec(x_228);
+lean_dec(x_219);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_234 = !lean_is_exclusive(x_224);
-if (x_234 == 0)
+x_242 = !lean_is_exclusive(x_232);
+if (x_242 == 0)
 {
-return x_224;
+return x_232;
 }
 else
 {
-lean_object* x_235; lean_object* x_236; lean_object* x_237; 
-x_235 = lean_ctor_get(x_224, 0);
-x_236 = lean_ctor_get(x_224, 1);
-lean_inc(x_236);
-lean_inc(x_235);
-lean_dec(x_224);
-x_237 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_237, 0, x_235);
-lean_ctor_set(x_237, 1, x_236);
-return x_237;
-}
-}
-}
-else
-{
-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_222);
-lean_dec(x_221);
-lean_dec(x_220);
-lean_dec(x_219);
-lean_dec(x_211);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_238 = l_Lean_Name_toString___closed__1;
-x_239 = l_Lean_Name_toStringWithSep___main(x_238, x_2);
-x_240 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_241 = lean_string_append(x_240, x_239);
-lean_dec(x_239);
-x_242 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_243 = lean_string_append(x_241, x_242);
-x_244 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_244, 0, x_243);
-if (lean_is_scalar(x_218)) {
- x_245 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_245 = x_218;
- lean_ctor_set_tag(x_245, 1);
-}
-lean_ctor_set(x_245, 0, x_244);
-lean_ctor_set(x_245, 1, x_217);
+lean_object* x_243; lean_object* x_244; lean_object* x_245; 
+x_243 = lean_ctor_get(x_232, 0);
+x_244 = lean_ctor_get(x_232, 1);
+lean_inc(x_244);
+lean_inc(x_243);
+lean_dec(x_232);
+x_245 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_245, 0, x_243);
+lean_ctor_set(x_245, 1, x_244);
 return x_245;
 }
 }
 }
 else
 {
-uint8_t x_252; 
-lean_dec(x_211);
+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_dec(x_230);
+lean_dec(x_229);
+lean_dec(x_228);
+lean_dec(x_227);
+lean_dec(x_219);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
-lean_dec(x_2);
 lean_dec(x_1);
-x_252 = !lean_is_exclusive(x_214);
-if (x_252 == 0)
-{
-return x_214;
+x_246 = l_Lean_Name_toString___closed__1;
+x_247 = l_Lean_Name_toStringWithSep___main(x_246, x_2);
+x_248 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_248, 0, x_247);
+x_249 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_249, 0, x_248);
+x_250 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_251 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_251, 0, x_250);
+lean_ctor_set(x_251, 1, x_249);
+x_252 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+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 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_254, 0, x_253);
+if (lean_is_scalar(x_226)) {
+ x_255 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_255 = x_226;
+ lean_ctor_set_tag(x_255, 1);
 }
-else
-{
-lean_object* x_253; lean_object* x_254; lean_object* x_255; 
-x_253 = lean_ctor_get(x_214, 0);
-x_254 = lean_ctor_get(x_214, 1);
-lean_inc(x_254);
-lean_inc(x_253);
-lean_dec(x_214);
-x_255 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_255, 0, x_253);
-lean_ctor_set(x_255, 1, x_254);
+lean_ctor_set(x_255, 0, x_254);
+lean_ctor_set(x_255, 1, x_225);
 return x_255;
 }
 }
 }
 else
 {
-uint8_t x_256; 
-lean_dec(x_211);
+uint8_t x_262; 
+lean_dec(x_219);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_256 = !lean_is_exclusive(x_212);
-if (x_256 == 0)
+x_262 = !lean_is_exclusive(x_222);
+if (x_262 == 0)
 {
-return x_212;
+return x_222;
 }
 else
 {
-lean_object* x_257; lean_object* x_258; lean_object* x_259; 
-x_257 = lean_ctor_get(x_212, 0);
-x_258 = lean_ctor_get(x_212, 1);
-lean_inc(x_258);
-lean_inc(x_257);
-lean_dec(x_212);
-x_259 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_259, 0, x_257);
-lean_ctor_set(x_259, 1, x_258);
-return x_259;
+lean_object* x_263; lean_object* x_264; lean_object* x_265; 
+x_263 = lean_ctor_get(x_222, 0);
+x_264 = lean_ctor_get(x_222, 1);
+lean_inc(x_264);
+lean_inc(x_263);
+lean_dec(x_222);
+x_265 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_265, 0, x_263);
+lean_ctor_set(x_265, 1, x_264);
+return x_265;
+}
+}
+}
+else
+{
+uint8_t x_266; 
+lean_dec(x_219);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_266 = !lean_is_exclusive(x_220);
+if (x_266 == 0)
+{
+return x_220;
+}
+else
+{
+lean_object* x_267; lean_object* x_268; lean_object* x_269; 
+x_267 = lean_ctor_get(x_220, 0);
+x_268 = lean_ctor_get(x_220, 1);
+lean_inc(x_268);
+lean_inc(x_267);
+lean_dec(x_220);
+x_269 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_269, 0, x_267);
+lean_ctor_set(x_269, 1, x_268);
+return x_269;
 }
 }
 }
 case 5:
 {
-lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; 
-x_260 = lean_ctor_get(x_5, 0);
-lean_inc(x_260);
-x_261 = lean_ctor_get(x_5, 1);
-lean_inc(x_261);
+lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; 
+x_270 = lean_ctor_get(x_5, 0);
+lean_inc(x_270);
+x_271 = lean_ctor_get(x_5, 1);
+lean_inc(x_271);
 lean_dec(x_5);
-x_262 = lean_array_set(x_6, x_7, x_261);
-x_263 = lean_unsigned_to_nat(1u);
-x_264 = lean_nat_sub(x_7, x_263);
+x_272 = lean_array_set(x_6, x_7, x_271);
+x_273 = lean_unsigned_to_nat(1u);
+x_274 = lean_nat_sub(x_7, x_273);
 lean_dec(x_7);
-x_5 = x_260;
-x_6 = x_262;
-x_7 = x_264;
+x_5 = x_270;
+x_6 = x_272;
+x_7 = x_274;
 goto _start;
 }
 case 6:
 {
-lean_object* x_266; lean_object* x_267; lean_object* x_268; 
+lean_object* x_276; lean_object* x_277; lean_object* x_278; 
 lean_dec(x_7);
-x_266 = lean_unsigned_to_nat(0u);
-x_267 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_266);
+x_276 = lean_unsigned_to_nat(0u);
+x_277 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_276);
 lean_inc(x_2);
-x_268 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_268) == 0)
+x_278 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_278) == 0)
 {
-lean_object* x_269; lean_object* x_270; 
-x_269 = lean_ctor_get(x_268, 1);
-lean_inc(x_269);
-lean_dec(x_268);
+lean_object* x_279; lean_object* x_280; 
+x_279 = lean_ctor_get(x_278, 1);
+lean_inc(x_279);
+lean_dec(x_278);
 lean_inc(x_2);
-x_270 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_269);
-if (lean_obj_tag(x_270) == 0)
-{
-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; uint8_t x_303; 
-x_271 = lean_ctor_get(x_270, 0);
-lean_inc(x_271);
-x_272 = lean_ctor_get(x_271, 1);
-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 = lean_ctor_get(x_271, 0);
-lean_inc(x_275);
-lean_dec(x_271);
-x_276 = lean_ctor_get(x_272, 0);
-lean_inc(x_276);
-x_277 = lean_ctor_get(x_272, 1);
-lean_inc(x_277);
-lean_dec(x_272);
-x_303 = lean_unbox(x_277);
-if (x_303 == 0)
-{
-lean_object* x_304; 
-x_304 = lean_array_get_size(x_6);
-x_278 = x_304;
-goto block_302;
-}
-else
-{
-lean_object* x_305; lean_object* x_306; lean_object* x_307; 
-x_305 = lean_array_get_size(x_6);
-x_306 = lean_unsigned_to_nat(1u);
-x_307 = lean_nat_sub(x_305, x_306);
-lean_dec(x_305);
-x_278 = x_307;
-goto block_302;
-}
-block_302:
-{
-uint8_t x_279; 
-x_279 = lean_nat_dec_lt(x_276, x_278);
-if (x_279 == 0)
-{
-lean_object* x_280; 
-lean_dec(x_274);
-lean_inc(x_8);
-x_280 = l_Lean_Meta_inferType(x_275, x_8, x_273);
+x_280 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_279);
 if (lean_obj_tag(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; uint8_t x_288; lean_object* x_289; 
+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; uint8_t x_315; 
 x_281 = lean_ctor_get(x_280, 0);
 lean_inc(x_281);
-x_282 = lean_ctor_get(x_280, 1);
+x_282 = lean_ctor_get(x_281, 1);
 lean_inc(x_282);
-lean_dec(x_280);
-x_283 = l_Lean_Expr_getAppNumArgsAux___main(x_281, x_266);
-x_284 = l_Lean_Expr_getAppArgs___closed__1;
+x_283 = lean_ctor_get(x_280, 1);
 lean_inc(x_283);
-x_285 = lean_mk_array(x_283, x_284);
-x_286 = lean_unsigned_to_nat(1u);
-x_287 = lean_nat_sub(x_283, x_286);
-lean_dec(x_283);
-x_288 = lean_unbox(x_277);
-lean_dec(x_277);
-x_289 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_267, x_276, x_288, x_278, x_281, x_285, x_287, x_8, x_282);
-return x_289;
+if (lean_is_exclusive(x_280)) {
+ lean_ctor_release(x_280, 0);
+ lean_ctor_release(x_280, 1);
+ x_284 = x_280;
+} else {
+ lean_dec_ref(x_280);
+ x_284 = lean_box(0);
+}
+x_285 = lean_ctor_get(x_281, 0);
+lean_inc(x_285);
+lean_dec(x_281);
+x_286 = lean_ctor_get(x_282, 0);
+lean_inc(x_286);
+x_287 = lean_ctor_get(x_282, 1);
+lean_inc(x_287);
+lean_dec(x_282);
+x_315 = lean_unbox(x_287);
+if (x_315 == 0)
+{
+lean_object* x_316; 
+x_316 = lean_array_get_size(x_6);
+x_288 = x_316;
+goto block_314;
 }
 else
 {
-uint8_t x_290; 
-lean_dec(x_278);
+lean_object* x_317; lean_object* x_318; lean_object* x_319; 
+x_317 = lean_array_get_size(x_6);
+x_318 = lean_unsigned_to_nat(1u);
+x_319 = lean_nat_sub(x_317, x_318);
+lean_dec(x_317);
+x_288 = x_319;
+goto block_314;
+}
+block_314:
+{
+uint8_t x_289; 
+x_289 = lean_nat_dec_lt(x_286, x_288);
+if (x_289 == 0)
+{
+lean_object* x_290; 
+lean_dec(x_284);
+lean_inc(x_8);
+x_290 = l_Lean_Meta_inferType(x_285, x_8, x_283);
+if (lean_obj_tag(x_290) == 0)
+{
+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; uint8_t x_298; lean_object* x_299; 
+x_291 = lean_ctor_get(x_290, 0);
+lean_inc(x_291);
+x_292 = lean_ctor_get(x_290, 1);
+lean_inc(x_292);
+lean_dec(x_290);
+x_293 = l_Lean_Expr_getAppNumArgsAux___main(x_291, x_276);
+x_294 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_293);
+x_295 = lean_mk_array(x_293, x_294);
+x_296 = lean_unsigned_to_nat(1u);
+x_297 = lean_nat_sub(x_293, x_296);
+lean_dec(x_293);
+x_298 = lean_unbox(x_287);
+lean_dec(x_287);
+x_299 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_277, x_286, x_298, x_288, x_291, x_295, x_297, x_8, x_292);
+return x_299;
+}
+else
+{
+uint8_t x_300; 
+lean_dec(x_288);
+lean_dec(x_287);
+lean_dec(x_286);
 lean_dec(x_277);
-lean_dec(x_276);
-lean_dec(x_267);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_290 = !lean_is_exclusive(x_280);
-if (x_290 == 0)
+x_300 = !lean_is_exclusive(x_290);
+if (x_300 == 0)
+{
+return x_290;
+}
+else
+{
+lean_object* x_301; lean_object* x_302; lean_object* x_303; 
+x_301 = lean_ctor_get(x_290, 0);
+x_302 = lean_ctor_get(x_290, 1);
+lean_inc(x_302);
+lean_inc(x_301);
+lean_dec(x_290);
+x_303 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_303, 0, x_301);
+lean_ctor_set(x_303, 1, x_302);
+return x_303;
+}
+}
+}
+else
+{
+lean_object* x_304; lean_object* x_305; 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; 
+lean_dec(x_288);
+lean_dec(x_287);
+lean_dec(x_286);
+lean_dec(x_285);
+lean_dec(x_277);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_304 = l_Lean_Name_toString___closed__1;
+x_305 = l_Lean_Name_toStringWithSep___main(x_304, x_2);
+x_306 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_306, 0, x_305);
+x_307 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_307, 0, x_306);
+x_308 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_309 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_309, 0, x_308);
+lean_ctor_set(x_309, 1, x_307);
+x_310 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_311 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_311, 0, x_309);
+lean_ctor_set(x_311, 1, x_310);
+x_312 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_312, 0, x_311);
+if (lean_is_scalar(x_284)) {
+ x_313 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_313 = x_284;
+ lean_ctor_set_tag(x_313, 1);
+}
+lean_ctor_set(x_313, 0, x_312);
+lean_ctor_set(x_313, 1, x_283);
+return x_313;
+}
+}
+}
+else
+{
+uint8_t x_320; 
+lean_dec(x_277);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_320 = !lean_is_exclusive(x_280);
+if (x_320 == 0)
 {
 return x_280;
 }
 else
 {
-lean_object* x_291; lean_object* x_292; lean_object* x_293; 
-x_291 = lean_ctor_get(x_280, 0);
-x_292 = lean_ctor_get(x_280, 1);
-lean_inc(x_292);
-lean_inc(x_291);
+lean_object* x_321; lean_object* x_322; lean_object* x_323; 
+x_321 = lean_ctor_get(x_280, 0);
+x_322 = lean_ctor_get(x_280, 1);
+lean_inc(x_322);
+lean_inc(x_321);
 lean_dec(x_280);
-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;
+x_323 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_323, 0, x_321);
+lean_ctor_set(x_323, 1, x_322);
+return x_323;
 }
 }
 }
 else
 {
-lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; lean_object* x_301; 
-lean_dec(x_278);
+uint8_t x_324; 
 lean_dec(x_277);
-lean_dec(x_276);
-lean_dec(x_275);
-lean_dec(x_267);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_294 = l_Lean_Name_toString___closed__1;
-x_295 = l_Lean_Name_toStringWithSep___main(x_294, x_2);
-x_296 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_297 = lean_string_append(x_296, x_295);
-lean_dec(x_295);
-x_298 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_299 = lean_string_append(x_297, x_298);
-x_300 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_300, 0, x_299);
-if (lean_is_scalar(x_274)) {
- x_301 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_301 = x_274;
- lean_ctor_set_tag(x_301, 1);
-}
-lean_ctor_set(x_301, 0, x_300);
-lean_ctor_set(x_301, 1, x_273);
-return x_301;
-}
-}
-}
-else
-{
-uint8_t x_308; 
-lean_dec(x_267);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_308 = !lean_is_exclusive(x_270);
-if (x_308 == 0)
+x_324 = !lean_is_exclusive(x_278);
+if (x_324 == 0)
 {
-return x_270;
+return x_278;
 }
 else
 {
-lean_object* x_309; lean_object* x_310; lean_object* x_311; 
-x_309 = lean_ctor_get(x_270, 0);
-x_310 = lean_ctor_get(x_270, 1);
-lean_inc(x_310);
-lean_inc(x_309);
-lean_dec(x_270);
-x_311 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_311, 0, x_309);
-lean_ctor_set(x_311, 1, x_310);
-return x_311;
-}
-}
-}
-else
-{
-uint8_t x_312; 
-lean_dec(x_267);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_312 = !lean_is_exclusive(x_268);
-if (x_312 == 0)
-{
-return x_268;
-}
-else
-{
-lean_object* x_313; lean_object* x_314; lean_object* x_315; 
-x_313 = lean_ctor_get(x_268, 0);
-x_314 = lean_ctor_get(x_268, 1);
-lean_inc(x_314);
-lean_inc(x_313);
-lean_dec(x_268);
-x_315 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_315, 0, x_313);
-lean_ctor_set(x_315, 1, x_314);
-return x_315;
+lean_object* x_325; lean_object* x_326; lean_object* x_327; 
+x_325 = lean_ctor_get(x_278, 0);
+x_326 = lean_ctor_get(x_278, 1);
+lean_inc(x_326);
+lean_inc(x_325);
+lean_dec(x_278);
+x_327 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_327, 0, x_325);
+lean_ctor_set(x_327, 1, x_326);
+return x_327;
 }
 }
 }
 case 7:
 {
-lean_object* x_316; lean_object* x_317; lean_object* x_318; 
+lean_object* x_328; lean_object* x_329; lean_object* x_330; 
 lean_dec(x_7);
-x_316 = lean_unsigned_to_nat(0u);
-x_317 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_316);
+x_328 = lean_unsigned_to_nat(0u);
+x_329 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_328);
 lean_inc(x_2);
-x_318 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_318) == 0)
-{
-lean_object* x_319; lean_object* x_320; 
-x_319 = lean_ctor_get(x_318, 1);
-lean_inc(x_319);
-lean_dec(x_318);
-lean_inc(x_2);
-x_320 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_319);
-if (lean_obj_tag(x_320) == 0)
-{
-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; uint8_t x_353; 
-x_321 = lean_ctor_get(x_320, 0);
-lean_inc(x_321);
-x_322 = lean_ctor_get(x_321, 1);
-lean_inc(x_322);
-x_323 = lean_ctor_get(x_320, 1);
-lean_inc(x_323);
-if (lean_is_exclusive(x_320)) {
- lean_ctor_release(x_320, 0);
- lean_ctor_release(x_320, 1);
- x_324 = x_320;
-} else {
- lean_dec_ref(x_320);
- x_324 = lean_box(0);
-}
-x_325 = lean_ctor_get(x_321, 0);
-lean_inc(x_325);
-lean_dec(x_321);
-x_326 = lean_ctor_get(x_322, 0);
-lean_inc(x_326);
-x_327 = lean_ctor_get(x_322, 1);
-lean_inc(x_327);
-lean_dec(x_322);
-x_353 = lean_unbox(x_327);
-if (x_353 == 0)
-{
-lean_object* x_354; 
-x_354 = lean_array_get_size(x_6);
-x_328 = x_354;
-goto block_352;
-}
-else
-{
-lean_object* x_355; lean_object* x_356; lean_object* x_357; 
-x_355 = lean_array_get_size(x_6);
-x_356 = lean_unsigned_to_nat(1u);
-x_357 = lean_nat_sub(x_355, x_356);
-lean_dec(x_355);
-x_328 = x_357;
-goto block_352;
-}
-block_352:
-{
-uint8_t x_329; 
-x_329 = lean_nat_dec_lt(x_326, x_328);
-if (x_329 == 0)
-{
-lean_object* x_330; 
-lean_dec(x_324);
-lean_inc(x_8);
-x_330 = l_Lean_Meta_inferType(x_325, x_8, x_323);
+x_330 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
 if (lean_obj_tag(x_330) == 0)
 {
-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; uint8_t x_338; lean_object* x_339; 
-x_331 = lean_ctor_get(x_330, 0);
+lean_object* x_331; lean_object* x_332; 
+x_331 = lean_ctor_get(x_330, 1);
 lean_inc(x_331);
-x_332 = lean_ctor_get(x_330, 1);
-lean_inc(x_332);
 lean_dec(x_330);
-x_333 = l_Lean_Expr_getAppNumArgsAux___main(x_331, x_316);
-x_334 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_2);
+x_332 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_331);
+if (lean_obj_tag(x_332) == 0)
+{
+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; uint8_t x_367; 
+x_333 = lean_ctor_get(x_332, 0);
 lean_inc(x_333);
-x_335 = lean_mk_array(x_333, x_334);
-x_336 = lean_unsigned_to_nat(1u);
-x_337 = lean_nat_sub(x_333, x_336);
+x_334 = lean_ctor_get(x_333, 1);
+lean_inc(x_334);
+x_335 = lean_ctor_get(x_332, 1);
+lean_inc(x_335);
+if (lean_is_exclusive(x_332)) {
+ lean_ctor_release(x_332, 0);
+ lean_ctor_release(x_332, 1);
+ x_336 = x_332;
+} else {
+ lean_dec_ref(x_332);
+ x_336 = lean_box(0);
+}
+x_337 = lean_ctor_get(x_333, 0);
+lean_inc(x_337);
 lean_dec(x_333);
-x_338 = lean_unbox(x_327);
-lean_dec(x_327);
-x_339 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_317, x_326, x_338, x_328, x_331, x_335, x_337, x_8, x_332);
-return x_339;
+x_338 = lean_ctor_get(x_334, 0);
+lean_inc(x_338);
+x_339 = lean_ctor_get(x_334, 1);
+lean_inc(x_339);
+lean_dec(x_334);
+x_367 = lean_unbox(x_339);
+if (x_367 == 0)
+{
+lean_object* x_368; 
+x_368 = lean_array_get_size(x_6);
+x_340 = x_368;
+goto block_366;
 }
 else
 {
-uint8_t x_340; 
-lean_dec(x_328);
-lean_dec(x_327);
-lean_dec(x_326);
-lean_dec(x_317);
+lean_object* x_369; lean_object* x_370; lean_object* x_371; 
+x_369 = lean_array_get_size(x_6);
+x_370 = lean_unsigned_to_nat(1u);
+x_371 = lean_nat_sub(x_369, x_370);
+lean_dec(x_369);
+x_340 = x_371;
+goto block_366;
+}
+block_366:
+{
+uint8_t x_341; 
+x_341 = lean_nat_dec_lt(x_338, x_340);
+if (x_341 == 0)
+{
+lean_object* x_342; 
+lean_dec(x_336);
+lean_inc(x_8);
+x_342 = l_Lean_Meta_inferType(x_337, x_8, x_335);
+if (lean_obj_tag(x_342) == 0)
+{
+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; uint8_t x_350; lean_object* x_351; 
+x_343 = lean_ctor_get(x_342, 0);
+lean_inc(x_343);
+x_344 = lean_ctor_get(x_342, 1);
+lean_inc(x_344);
+lean_dec(x_342);
+x_345 = l_Lean_Expr_getAppNumArgsAux___main(x_343, x_328);
+x_346 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_345);
+x_347 = lean_mk_array(x_345, x_346);
+x_348 = lean_unsigned_to_nat(1u);
+x_349 = lean_nat_sub(x_345, x_348);
+lean_dec(x_345);
+x_350 = lean_unbox(x_339);
+lean_dec(x_339);
+x_351 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_329, x_338, x_350, x_340, x_343, x_347, x_349, x_8, x_344);
+return x_351;
+}
+else
+{
+uint8_t x_352; 
+lean_dec(x_340);
+lean_dec(x_339);
+lean_dec(x_338);
+lean_dec(x_329);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_340 = !lean_is_exclusive(x_330);
-if (x_340 == 0)
+x_352 = !lean_is_exclusive(x_342);
+if (x_352 == 0)
+{
+return x_342;
+}
+else
+{
+lean_object* x_353; lean_object* x_354; lean_object* x_355; 
+x_353 = lean_ctor_get(x_342, 0);
+x_354 = lean_ctor_get(x_342, 1);
+lean_inc(x_354);
+lean_inc(x_353);
+lean_dec(x_342);
+x_355 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_355, 0, x_353);
+lean_ctor_set(x_355, 1, x_354);
+return x_355;
+}
+}
+}
+else
+{
+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_dec(x_340);
+lean_dec(x_339);
+lean_dec(x_338);
+lean_dec(x_337);
+lean_dec(x_329);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_356 = l_Lean_Name_toString___closed__1;
+x_357 = l_Lean_Name_toStringWithSep___main(x_356, x_2);
+x_358 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_358, 0, x_357);
+x_359 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_359, 0, x_358);
+x_360 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_361 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_361, 0, x_360);
+lean_ctor_set(x_361, 1, x_359);
+x_362 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_363 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_363, 0, x_361);
+lean_ctor_set(x_363, 1, x_362);
+x_364 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_364, 0, x_363);
+if (lean_is_scalar(x_336)) {
+ x_365 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_365 = x_336;
+ lean_ctor_set_tag(x_365, 1);
+}
+lean_ctor_set(x_365, 0, x_364);
+lean_ctor_set(x_365, 1, x_335);
+return x_365;
+}
+}
+}
+else
+{
+uint8_t x_372; 
+lean_dec(x_329);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_372 = !lean_is_exclusive(x_332);
+if (x_372 == 0)
+{
+return x_332;
+}
+else
+{
+lean_object* x_373; lean_object* x_374; lean_object* x_375; 
+x_373 = lean_ctor_get(x_332, 0);
+x_374 = lean_ctor_get(x_332, 1);
+lean_inc(x_374);
+lean_inc(x_373);
+lean_dec(x_332);
+x_375 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_375, 0, x_373);
+lean_ctor_set(x_375, 1, x_374);
+return x_375;
+}
+}
+}
+else
+{
+uint8_t x_376; 
+lean_dec(x_329);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_376 = !lean_is_exclusive(x_330);
+if (x_376 == 0)
 {
 return x_330;
 }
 else
 {
-lean_object* x_341; lean_object* x_342; lean_object* x_343; 
-x_341 = lean_ctor_get(x_330, 0);
-x_342 = lean_ctor_get(x_330, 1);
-lean_inc(x_342);
-lean_inc(x_341);
+lean_object* x_377; lean_object* x_378; lean_object* x_379; 
+x_377 = lean_ctor_get(x_330, 0);
+x_378 = lean_ctor_get(x_330, 1);
+lean_inc(x_378);
+lean_inc(x_377);
 lean_dec(x_330);
-x_343 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_343, 0, x_341);
-lean_ctor_set(x_343, 1, x_342);
-return x_343;
-}
-}
-}
-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; lean_object* x_350; lean_object* x_351; 
-lean_dec(x_328);
-lean_dec(x_327);
-lean_dec(x_326);
-lean_dec(x_325);
-lean_dec(x_317);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_344 = l_Lean_Name_toString___closed__1;
-x_345 = l_Lean_Name_toStringWithSep___main(x_344, x_2);
-x_346 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_347 = lean_string_append(x_346, x_345);
-lean_dec(x_345);
-x_348 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_349 = lean_string_append(x_347, x_348);
-x_350 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_350, 0, x_349);
-if (lean_is_scalar(x_324)) {
- x_351 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_351 = x_324;
- lean_ctor_set_tag(x_351, 1);
-}
-lean_ctor_set(x_351, 0, x_350);
-lean_ctor_set(x_351, 1, x_323);
-return x_351;
-}
-}
-}
-else
-{
-uint8_t x_358; 
-lean_dec(x_317);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_358 = !lean_is_exclusive(x_320);
-if (x_358 == 0)
-{
-return x_320;
-}
-else
-{
-lean_object* x_359; lean_object* x_360; lean_object* x_361; 
-x_359 = lean_ctor_get(x_320, 0);
-x_360 = lean_ctor_get(x_320, 1);
-lean_inc(x_360);
-lean_inc(x_359);
-lean_dec(x_320);
-x_361 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_361, 0, x_359);
-lean_ctor_set(x_361, 1, x_360);
-return x_361;
-}
-}
-}
-else
-{
-uint8_t x_362; 
-lean_dec(x_317);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_362 = !lean_is_exclusive(x_318);
-if (x_362 == 0)
-{
-return x_318;
-}
-else
-{
-lean_object* x_363; lean_object* x_364; lean_object* x_365; 
-x_363 = lean_ctor_get(x_318, 0);
-x_364 = lean_ctor_get(x_318, 1);
-lean_inc(x_364);
-lean_inc(x_363);
-lean_dec(x_318);
-x_365 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_365, 0, x_363);
-lean_ctor_set(x_365, 1, x_364);
-return x_365;
+x_379 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_379, 0, x_377);
+lean_ctor_set(x_379, 1, x_378);
+return x_379;
 }
 }
 }
 case 8:
 {
-lean_object* x_366; lean_object* x_367; lean_object* x_368; 
+lean_object* x_380; lean_object* x_381; lean_object* x_382; 
 lean_dec(x_7);
-x_366 = lean_unsigned_to_nat(0u);
-x_367 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_366);
+x_380 = lean_unsigned_to_nat(0u);
+x_381 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_380);
 lean_inc(x_2);
-x_368 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_368) == 0)
+x_382 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_382) == 0)
 {
-lean_object* x_369; lean_object* x_370; 
-x_369 = lean_ctor_get(x_368, 1);
-lean_inc(x_369);
-lean_dec(x_368);
+lean_object* x_383; lean_object* x_384; 
+x_383 = lean_ctor_get(x_382, 1);
+lean_inc(x_383);
+lean_dec(x_382);
 lean_inc(x_2);
-x_370 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_369);
-if (lean_obj_tag(x_370) == 0)
+x_384 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_383);
+if (lean_obj_tag(x_384) == 0)
 {
-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; uint8_t x_403; 
-x_371 = lean_ctor_get(x_370, 0);
-lean_inc(x_371);
-x_372 = lean_ctor_get(x_371, 1);
-lean_inc(x_372);
-x_373 = lean_ctor_get(x_370, 1);
-lean_inc(x_373);
-if (lean_is_exclusive(x_370)) {
- lean_ctor_release(x_370, 0);
- lean_ctor_release(x_370, 1);
- x_374 = x_370;
+lean_object* x_385; 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; uint8_t x_419; 
+x_385 = lean_ctor_get(x_384, 0);
+lean_inc(x_385);
+x_386 = lean_ctor_get(x_385, 1);
+lean_inc(x_386);
+x_387 = lean_ctor_get(x_384, 1);
+lean_inc(x_387);
+if (lean_is_exclusive(x_384)) {
+ lean_ctor_release(x_384, 0);
+ lean_ctor_release(x_384, 1);
+ x_388 = x_384;
 } else {
- lean_dec_ref(x_370);
- x_374 = lean_box(0);
+ lean_dec_ref(x_384);
+ x_388 = lean_box(0);
 }
-x_375 = lean_ctor_get(x_371, 0);
-lean_inc(x_375);
-lean_dec(x_371);
-x_376 = lean_ctor_get(x_372, 0);
-lean_inc(x_376);
-x_377 = lean_ctor_get(x_372, 1);
-lean_inc(x_377);
-lean_dec(x_372);
-x_403 = lean_unbox(x_377);
-if (x_403 == 0)
+x_389 = lean_ctor_get(x_385, 0);
+lean_inc(x_389);
+lean_dec(x_385);
+x_390 = lean_ctor_get(x_386, 0);
+lean_inc(x_390);
+x_391 = lean_ctor_get(x_386, 1);
+lean_inc(x_391);
+lean_dec(x_386);
+x_419 = lean_unbox(x_391);
+if (x_419 == 0)
 {
-lean_object* x_404; 
-x_404 = lean_array_get_size(x_6);
-x_378 = x_404;
-goto block_402;
+lean_object* x_420; 
+x_420 = lean_array_get_size(x_6);
+x_392 = x_420;
+goto block_418;
+}
+else
+{
+lean_object* x_421; lean_object* x_422; lean_object* x_423; 
+x_421 = lean_array_get_size(x_6);
+x_422 = lean_unsigned_to_nat(1u);
+x_423 = lean_nat_sub(x_421, x_422);
+lean_dec(x_421);
+x_392 = x_423;
+goto block_418;
+}
+block_418:
+{
+uint8_t x_393; 
+x_393 = lean_nat_dec_lt(x_390, x_392);
+if (x_393 == 0)
+{
+lean_object* x_394; 
+lean_dec(x_388);
+lean_inc(x_8);
+x_394 = l_Lean_Meta_inferType(x_389, x_8, x_387);
+if (lean_obj_tag(x_394) == 0)
+{
+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; 
+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_Lean_Expr_getAppNumArgsAux___main(x_395, x_380);
+x_398 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_397);
+x_399 = lean_mk_array(x_397, x_398);
+x_400 = lean_unsigned_to_nat(1u);
+x_401 = lean_nat_sub(x_397, x_400);
+lean_dec(x_397);
+x_402 = lean_unbox(x_391);
+lean_dec(x_391);
+x_403 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_381, x_390, x_402, x_392, x_395, x_399, x_401, x_8, x_396);
+return x_403;
+}
+else
+{
+uint8_t x_404; 
+lean_dec(x_392);
+lean_dec(x_391);
+lean_dec(x_390);
+lean_dec(x_381);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_404 = !lean_is_exclusive(x_394);
+if (x_404 == 0)
+{
+return x_394;
 }
 else
 {
 lean_object* x_405; lean_object* x_406; lean_object* x_407; 
-x_405 = lean_array_get_size(x_6);
-x_406 = lean_unsigned_to_nat(1u);
-x_407 = lean_nat_sub(x_405, x_406);
-lean_dec(x_405);
-x_378 = x_407;
-goto block_402;
-}
-block_402:
-{
-uint8_t x_379; 
-x_379 = lean_nat_dec_lt(x_376, x_378);
-if (x_379 == 0)
-{
-lean_object* x_380; 
-lean_dec(x_374);
-lean_inc(x_8);
-x_380 = l_Lean_Meta_inferType(x_375, x_8, x_373);
-if (lean_obj_tag(x_380) == 0)
-{
-lean_object* x_381; lean_object* x_382; lean_object* x_383; lean_object* x_384; lean_object* x_385; lean_object* x_386; lean_object* x_387; uint8_t x_388; lean_object* x_389; 
-x_381 = lean_ctor_get(x_380, 0);
-lean_inc(x_381);
-x_382 = lean_ctor_get(x_380, 1);
-lean_inc(x_382);
-lean_dec(x_380);
-x_383 = l_Lean_Expr_getAppNumArgsAux___main(x_381, x_366);
-x_384 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_383);
-x_385 = lean_mk_array(x_383, x_384);
-x_386 = lean_unsigned_to_nat(1u);
-x_387 = lean_nat_sub(x_383, x_386);
-lean_dec(x_383);
-x_388 = lean_unbox(x_377);
-lean_dec(x_377);
-x_389 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_367, x_376, x_388, x_378, x_381, x_385, x_387, x_8, x_382);
-return x_389;
-}
-else
-{
-uint8_t x_390; 
-lean_dec(x_378);
-lean_dec(x_377);
-lean_dec(x_376);
-lean_dec(x_367);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_390 = !lean_is_exclusive(x_380);
-if (x_390 == 0)
-{
-return x_380;
-}
-else
-{
-lean_object* x_391; lean_object* x_392; lean_object* x_393; 
-x_391 = lean_ctor_get(x_380, 0);
-x_392 = lean_ctor_get(x_380, 1);
-lean_inc(x_392);
-lean_inc(x_391);
-lean_dec(x_380);
-x_393 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_393, 0, x_391);
-lean_ctor_set(x_393, 1, x_392);
-return x_393;
+x_405 = lean_ctor_get(x_394, 0);
+x_406 = lean_ctor_get(x_394, 1);
+lean_inc(x_406);
+lean_inc(x_405);
+lean_dec(x_394);
+x_407 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_407, 0, x_405);
+lean_ctor_set(x_407, 1, x_406);
+return x_407;
 }
 }
 }
 else
 {
-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_dec(x_378);
-lean_dec(x_377);
-lean_dec(x_376);
-lean_dec(x_375);
-lean_dec(x_367);
+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_dec(x_392);
+lean_dec(x_391);
+lean_dec(x_390);
+lean_dec(x_389);
+lean_dec(x_381);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_394 = l_Lean_Name_toString___closed__1;
-x_395 = l_Lean_Name_toStringWithSep___main(x_394, x_2);
-x_396 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_397 = lean_string_append(x_396, x_395);
-lean_dec(x_395);
-x_398 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_399 = lean_string_append(x_397, x_398);
-x_400 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_400, 0, x_399);
-if (lean_is_scalar(x_374)) {
- x_401 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_401 = x_374;
- lean_ctor_set_tag(x_401, 1);
-}
-lean_ctor_set(x_401, 0, x_400);
-lean_ctor_set(x_401, 1, x_373);
-return x_401;
-}
-}
-}
-else
-{
-uint8_t x_408; 
-lean_dec(x_367);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_408 = !lean_is_exclusive(x_370);
-if (x_408 == 0)
-{
-return x_370;
-}
-else
-{
-lean_object* x_409; lean_object* x_410; lean_object* x_411; 
-x_409 = lean_ctor_get(x_370, 0);
-x_410 = lean_ctor_get(x_370, 1);
-lean_inc(x_410);
-lean_inc(x_409);
-lean_dec(x_370);
-x_411 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_411, 0, x_409);
-lean_ctor_set(x_411, 1, x_410);
-return x_411;
-}
-}
-}
-else
-{
-uint8_t x_412; 
-lean_dec(x_367);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_412 = !lean_is_exclusive(x_368);
-if (x_412 == 0)
-{
-return x_368;
-}
-else
-{
-lean_object* x_413; lean_object* x_414; lean_object* x_415; 
-x_413 = lean_ctor_get(x_368, 0);
-x_414 = lean_ctor_get(x_368, 1);
-lean_inc(x_414);
-lean_inc(x_413);
-lean_dec(x_368);
-x_415 = lean_alloc_ctor(1, 2, 0);
+x_408 = l_Lean_Name_toString___closed__1;
+x_409 = l_Lean_Name_toStringWithSep___main(x_408, x_2);
+x_410 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_410, 0, x_409);
+x_411 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_411, 0, x_410);
+x_412 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+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_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_415 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_415, 0, x_413);
 lean_ctor_set(x_415, 1, x_414);
-return x_415;
+x_416 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_416, 0, x_415);
+if (lean_is_scalar(x_388)) {
+ x_417 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_417 = x_388;
+ lean_ctor_set_tag(x_417, 1);
+}
+lean_ctor_set(x_417, 0, x_416);
+lean_ctor_set(x_417, 1, x_387);
+return x_417;
+}
+}
+}
+else
+{
+uint8_t x_424; 
+lean_dec(x_381);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_424 = !lean_is_exclusive(x_384);
+if (x_424 == 0)
+{
+return x_384;
+}
+else
+{
+lean_object* x_425; lean_object* x_426; lean_object* x_427; 
+x_425 = lean_ctor_get(x_384, 0);
+x_426 = lean_ctor_get(x_384, 1);
+lean_inc(x_426);
+lean_inc(x_425);
+lean_dec(x_384);
+x_427 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_427, 0, x_425);
+lean_ctor_set(x_427, 1, x_426);
+return x_427;
+}
+}
+}
+else
+{
+uint8_t x_428; 
+lean_dec(x_381);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_428 = !lean_is_exclusive(x_382);
+if (x_428 == 0)
+{
+return x_382;
+}
+else
+{
+lean_object* x_429; lean_object* x_430; lean_object* x_431; 
+x_429 = lean_ctor_get(x_382, 0);
+x_430 = lean_ctor_get(x_382, 1);
+lean_inc(x_430);
+lean_inc(x_429);
+lean_dec(x_382);
+x_431 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_431, 0, x_429);
+lean_ctor_set(x_431, 1, x_430);
+return x_431;
 }
 }
 }
 case 9:
 {
-lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+lean_object* x_432; lean_object* x_433; lean_object* x_434; 
 lean_dec(x_7);
-x_416 = lean_unsigned_to_nat(0u);
-x_417 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_416);
+x_432 = lean_unsigned_to_nat(0u);
+x_433 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_432);
 lean_inc(x_2);
-x_418 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_418) == 0)
+x_434 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_434) == 0)
 {
-lean_object* x_419; lean_object* x_420; 
-x_419 = lean_ctor_get(x_418, 1);
-lean_inc(x_419);
-lean_dec(x_418);
+lean_object* x_435; lean_object* x_436; 
+x_435 = lean_ctor_get(x_434, 1);
+lean_inc(x_435);
+lean_dec(x_434);
 lean_inc(x_2);
-x_420 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_419);
-if (lean_obj_tag(x_420) == 0)
+x_436 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_435);
+if (lean_obj_tag(x_436) == 0)
 {
-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_453; 
-x_421 = lean_ctor_get(x_420, 0);
-lean_inc(x_421);
-x_422 = lean_ctor_get(x_421, 1);
-lean_inc(x_422);
-x_423 = lean_ctor_get(x_420, 1);
-lean_inc(x_423);
-if (lean_is_exclusive(x_420)) {
- lean_ctor_release(x_420, 0);
- lean_ctor_release(x_420, 1);
- x_424 = x_420;
+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; uint8_t x_471; 
+x_437 = lean_ctor_get(x_436, 0);
+lean_inc(x_437);
+x_438 = lean_ctor_get(x_437, 1);
+lean_inc(x_438);
+x_439 = lean_ctor_get(x_436, 1);
+lean_inc(x_439);
+if (lean_is_exclusive(x_436)) {
+ lean_ctor_release(x_436, 0);
+ lean_ctor_release(x_436, 1);
+ x_440 = x_436;
 } else {
- lean_dec_ref(x_420);
- x_424 = lean_box(0);
+ lean_dec_ref(x_436);
+ x_440 = lean_box(0);
 }
-x_425 = lean_ctor_get(x_421, 0);
-lean_inc(x_425);
-lean_dec(x_421);
-x_426 = lean_ctor_get(x_422, 0);
-lean_inc(x_426);
-x_427 = lean_ctor_get(x_422, 1);
-lean_inc(x_427);
-lean_dec(x_422);
-x_453 = lean_unbox(x_427);
-if (x_453 == 0)
-{
-lean_object* x_454; 
-x_454 = lean_array_get_size(x_6);
-x_428 = x_454;
-goto block_452;
-}
-else
-{
-lean_object* x_455; lean_object* x_456; lean_object* x_457; 
-x_455 = lean_array_get_size(x_6);
-x_456 = lean_unsigned_to_nat(1u);
-x_457 = lean_nat_sub(x_455, x_456);
-lean_dec(x_455);
-x_428 = x_457;
-goto block_452;
-}
-block_452:
-{
-uint8_t x_429; 
-x_429 = lean_nat_dec_lt(x_426, x_428);
-if (x_429 == 0)
-{
-lean_object* x_430; 
-lean_dec(x_424);
-lean_inc(x_8);
-x_430 = l_Lean_Meta_inferType(x_425, x_8, x_423);
-if (lean_obj_tag(x_430) == 0)
-{
-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; uint8_t x_438; lean_object* x_439; 
-x_431 = lean_ctor_get(x_430, 0);
-lean_inc(x_431);
-x_432 = lean_ctor_get(x_430, 1);
-lean_inc(x_432);
-lean_dec(x_430);
-x_433 = l_Lean_Expr_getAppNumArgsAux___main(x_431, x_416);
-x_434 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_433);
-x_435 = lean_mk_array(x_433, x_434);
-x_436 = lean_unsigned_to_nat(1u);
-x_437 = lean_nat_sub(x_433, x_436);
-lean_dec(x_433);
-x_438 = lean_unbox(x_427);
-lean_dec(x_427);
-x_439 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_417, x_426, x_438, x_428, x_431, x_435, x_437, x_8, x_432);
-return x_439;
-}
-else
-{
-uint8_t x_440; 
-lean_dec(x_428);
-lean_dec(x_427);
-lean_dec(x_426);
-lean_dec(x_417);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_440 = !lean_is_exclusive(x_430);
-if (x_440 == 0)
-{
-return x_430;
-}
-else
-{
-lean_object* x_441; lean_object* x_442; lean_object* x_443; 
-x_441 = lean_ctor_get(x_430, 0);
-x_442 = lean_ctor_get(x_430, 1);
-lean_inc(x_442);
+x_441 = lean_ctor_get(x_437, 0);
 lean_inc(x_441);
-lean_dec(x_430);
-x_443 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_443, 0, x_441);
-lean_ctor_set(x_443, 1, x_442);
-return x_443;
+lean_dec(x_437);
+x_442 = lean_ctor_get(x_438, 0);
+lean_inc(x_442);
+x_443 = lean_ctor_get(x_438, 1);
+lean_inc(x_443);
+lean_dec(x_438);
+x_471 = lean_unbox(x_443);
+if (x_471 == 0)
+{
+lean_object* x_472; 
+x_472 = lean_array_get_size(x_6);
+x_444 = x_472;
+goto block_470;
+}
+else
+{
+lean_object* x_473; lean_object* x_474; lean_object* x_475; 
+x_473 = lean_array_get_size(x_6);
+x_474 = lean_unsigned_to_nat(1u);
+x_475 = lean_nat_sub(x_473, x_474);
+lean_dec(x_473);
+x_444 = x_475;
+goto block_470;
+}
+block_470:
+{
+uint8_t x_445; 
+x_445 = lean_nat_dec_lt(x_442, x_444);
+if (x_445 == 0)
+{
+lean_object* x_446; 
+lean_dec(x_440);
+lean_inc(x_8);
+x_446 = l_Lean_Meta_inferType(x_441, x_8, x_439);
+if (lean_obj_tag(x_446) == 0)
+{
+lean_object* x_447; lean_object* x_448; lean_object* x_449; lean_object* x_450; lean_object* x_451; lean_object* x_452; lean_object* x_453; uint8_t x_454; lean_object* x_455; 
+x_447 = lean_ctor_get(x_446, 0);
+lean_inc(x_447);
+x_448 = lean_ctor_get(x_446, 1);
+lean_inc(x_448);
+lean_dec(x_446);
+x_449 = l_Lean_Expr_getAppNumArgsAux___main(x_447, x_432);
+x_450 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_449);
+x_451 = lean_mk_array(x_449, x_450);
+x_452 = lean_unsigned_to_nat(1u);
+x_453 = lean_nat_sub(x_449, x_452);
+lean_dec(x_449);
+x_454 = lean_unbox(x_443);
+lean_dec(x_443);
+x_455 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_433, x_442, x_454, x_444, x_447, x_451, x_453, x_8, x_448);
+return x_455;
+}
+else
+{
+uint8_t x_456; 
+lean_dec(x_444);
+lean_dec(x_443);
+lean_dec(x_442);
+lean_dec(x_433);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_456 = !lean_is_exclusive(x_446);
+if (x_456 == 0)
+{
+return x_446;
+}
+else
+{
+lean_object* x_457; lean_object* x_458; lean_object* x_459; 
+x_457 = lean_ctor_get(x_446, 0);
+x_458 = lean_ctor_get(x_446, 1);
+lean_inc(x_458);
+lean_inc(x_457);
+lean_dec(x_446);
+x_459 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_459, 0, x_457);
+lean_ctor_set(x_459, 1, x_458);
+return x_459;
 }
 }
 }
 else
 {
-lean_object* x_444; lean_object* x_445; lean_object* x_446; lean_object* x_447; lean_object* x_448; lean_object* x_449; lean_object* x_450; lean_object* x_451; 
-lean_dec(x_428);
-lean_dec(x_427);
-lean_dec(x_426);
-lean_dec(x_425);
-lean_dec(x_417);
+lean_object* x_460; lean_object* x_461; lean_object* x_462; lean_object* x_463; lean_object* x_464; lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; lean_object* x_469; 
+lean_dec(x_444);
+lean_dec(x_443);
+lean_dec(x_442);
+lean_dec(x_441);
+lean_dec(x_433);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_444 = l_Lean_Name_toString___closed__1;
-x_445 = l_Lean_Name_toStringWithSep___main(x_444, x_2);
-x_446 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_447 = lean_string_append(x_446, x_445);
-lean_dec(x_445);
-x_448 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_449 = lean_string_append(x_447, x_448);
-x_450 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_450, 0, x_449);
-if (lean_is_scalar(x_424)) {
- x_451 = lean_alloc_ctor(1, 2, 0);
+x_460 = l_Lean_Name_toString___closed__1;
+x_461 = l_Lean_Name_toStringWithSep___main(x_460, x_2);
+x_462 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_462, 0, x_461);
+x_463 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_463, 0, x_462);
+x_464 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_465 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_465, 0, x_464);
+lean_ctor_set(x_465, 1, x_463);
+x_466 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_467 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_467, 0, x_465);
+lean_ctor_set(x_467, 1, x_466);
+x_468 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_468, 0, x_467);
+if (lean_is_scalar(x_440)) {
+ x_469 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_451 = x_424;
- lean_ctor_set_tag(x_451, 1);
+ x_469 = x_440;
+ lean_ctor_set_tag(x_469, 1);
 }
-lean_ctor_set(x_451, 0, x_450);
-lean_ctor_set(x_451, 1, x_423);
-return x_451;
+lean_ctor_set(x_469, 0, x_468);
+lean_ctor_set(x_469, 1, x_439);
+return x_469;
 }
 }
 }
 else
 {
-uint8_t x_458; 
-lean_dec(x_417);
+uint8_t x_476; 
+lean_dec(x_433);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_458 = !lean_is_exclusive(x_420);
-if (x_458 == 0)
+x_476 = !lean_is_exclusive(x_436);
+if (x_476 == 0)
 {
-return x_420;
+return x_436;
 }
 else
 {
-lean_object* x_459; lean_object* x_460; lean_object* x_461; 
-x_459 = lean_ctor_get(x_420, 0);
-x_460 = lean_ctor_get(x_420, 1);
-lean_inc(x_460);
-lean_inc(x_459);
-lean_dec(x_420);
-x_461 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_461, 0, x_459);
-lean_ctor_set(x_461, 1, x_460);
-return x_461;
+lean_object* x_477; lean_object* x_478; lean_object* x_479; 
+x_477 = lean_ctor_get(x_436, 0);
+x_478 = lean_ctor_get(x_436, 1);
+lean_inc(x_478);
+lean_inc(x_477);
+lean_dec(x_436);
+x_479 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_479, 0, x_477);
+lean_ctor_set(x_479, 1, x_478);
+return x_479;
 }
 }
 }
 else
 {
-uint8_t x_462; 
-lean_dec(x_417);
+uint8_t x_480; 
+lean_dec(x_433);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_462 = !lean_is_exclusive(x_418);
-if (x_462 == 0)
+x_480 = !lean_is_exclusive(x_434);
+if (x_480 == 0)
 {
-return x_418;
+return x_434;
 }
 else
 {
-lean_object* x_463; lean_object* x_464; lean_object* x_465; 
-x_463 = lean_ctor_get(x_418, 0);
-x_464 = lean_ctor_get(x_418, 1);
-lean_inc(x_464);
-lean_inc(x_463);
-lean_dec(x_418);
-x_465 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_465, 0, x_463);
-lean_ctor_set(x_465, 1, x_464);
-return x_465;
+lean_object* x_481; lean_object* x_482; lean_object* x_483; 
+x_481 = lean_ctor_get(x_434, 0);
+x_482 = lean_ctor_get(x_434, 1);
+lean_inc(x_482);
+lean_inc(x_481);
+lean_dec(x_434);
+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;
 }
 }
 }
 case 10:
 {
-lean_object* x_466; lean_object* x_467; lean_object* x_468; 
+lean_object* x_484; lean_object* x_485; lean_object* x_486; 
 lean_dec(x_7);
-x_466 = lean_unsigned_to_nat(0u);
-x_467 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_466);
+x_484 = lean_unsigned_to_nat(0u);
+x_485 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_484);
 lean_inc(x_2);
-x_468 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_468) == 0)
+x_486 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_486) == 0)
 {
-lean_object* x_469; lean_object* x_470; 
-x_469 = lean_ctor_get(x_468, 1);
-lean_inc(x_469);
-lean_dec(x_468);
+lean_object* x_487; lean_object* x_488; 
+x_487 = lean_ctor_get(x_486, 1);
+lean_inc(x_487);
+lean_dec(x_486);
 lean_inc(x_2);
-x_470 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_469);
-if (lean_obj_tag(x_470) == 0)
+x_488 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_487);
+if (lean_obj_tag(x_488) == 0)
 {
-lean_object* x_471; lean_object* x_472; lean_object* x_473; lean_object* x_474; lean_object* x_475; lean_object* x_476; lean_object* x_477; lean_object* x_478; uint8_t x_503; 
-x_471 = lean_ctor_get(x_470, 0);
-lean_inc(x_471);
-x_472 = lean_ctor_get(x_471, 1);
-lean_inc(x_472);
-x_473 = lean_ctor_get(x_470, 1);
-lean_inc(x_473);
-if (lean_is_exclusive(x_470)) {
- lean_ctor_release(x_470, 0);
- lean_ctor_release(x_470, 1);
- x_474 = x_470;
-} else {
- lean_dec_ref(x_470);
- x_474 = lean_box(0);
-}
-x_475 = lean_ctor_get(x_471, 0);
-lean_inc(x_475);
-lean_dec(x_471);
-x_476 = lean_ctor_get(x_472, 0);
-lean_inc(x_476);
-x_477 = lean_ctor_get(x_472, 1);
-lean_inc(x_477);
-lean_dec(x_472);
-x_503 = lean_unbox(x_477);
-if (x_503 == 0)
-{
-lean_object* x_504; 
-x_504 = lean_array_get_size(x_6);
-x_478 = x_504;
-goto block_502;
-}
-else
-{
-lean_object* x_505; lean_object* x_506; lean_object* x_507; 
-x_505 = lean_array_get_size(x_6);
-x_506 = lean_unsigned_to_nat(1u);
-x_507 = lean_nat_sub(x_505, x_506);
-lean_dec(x_505);
-x_478 = x_507;
-goto block_502;
-}
-block_502:
-{
-uint8_t x_479; 
-x_479 = lean_nat_dec_lt(x_476, x_478);
-if (x_479 == 0)
-{
-lean_object* x_480; 
-lean_dec(x_474);
-lean_inc(x_8);
-x_480 = l_Lean_Meta_inferType(x_475, x_8, x_473);
-if (lean_obj_tag(x_480) == 0)
-{
-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; uint8_t x_488; lean_object* x_489; 
-x_481 = lean_ctor_get(x_480, 0);
-lean_inc(x_481);
-x_482 = lean_ctor_get(x_480, 1);
-lean_inc(x_482);
-lean_dec(x_480);
-x_483 = l_Lean_Expr_getAppNumArgsAux___main(x_481, x_466);
-x_484 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_483);
-x_485 = lean_mk_array(x_483, x_484);
-x_486 = lean_unsigned_to_nat(1u);
-x_487 = lean_nat_sub(x_483, x_486);
-lean_dec(x_483);
-x_488 = lean_unbox(x_477);
-lean_dec(x_477);
-x_489 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_467, x_476, x_488, x_478, x_481, x_485, x_487, x_8, x_482);
-return x_489;
-}
-else
-{
-uint8_t x_490; 
-lean_dec(x_478);
-lean_dec(x_477);
-lean_dec(x_476);
-lean_dec(x_467);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_490 = !lean_is_exclusive(x_480);
-if (x_490 == 0)
-{
-return x_480;
-}
-else
-{
-lean_object* x_491; lean_object* x_492; lean_object* x_493; 
-x_491 = lean_ctor_get(x_480, 0);
-x_492 = lean_ctor_get(x_480, 1);
-lean_inc(x_492);
+lean_object* x_489; lean_object* x_490; lean_object* x_491; lean_object* x_492; lean_object* x_493; lean_object* x_494; lean_object* x_495; lean_object* x_496; uint8_t x_523; 
+x_489 = lean_ctor_get(x_488, 0);
+lean_inc(x_489);
+x_490 = lean_ctor_get(x_489, 1);
+lean_inc(x_490);
+x_491 = lean_ctor_get(x_488, 1);
 lean_inc(x_491);
-lean_dec(x_480);
-x_493 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_493, 0, x_491);
-lean_ctor_set(x_493, 1, x_492);
-return x_493;
-}
+if (lean_is_exclusive(x_488)) {
+ lean_ctor_release(x_488, 0);
+ lean_ctor_release(x_488, 1);
+ x_492 = x_488;
+} else {
+ lean_dec_ref(x_488);
+ x_492 = lean_box(0);
 }
+x_493 = lean_ctor_get(x_489, 0);
+lean_inc(x_493);
+lean_dec(x_489);
+x_494 = lean_ctor_get(x_490, 0);
+lean_inc(x_494);
+x_495 = lean_ctor_get(x_490, 1);
+lean_inc(x_495);
+lean_dec(x_490);
+x_523 = lean_unbox(x_495);
+if (x_523 == 0)
+{
+lean_object* x_524; 
+x_524 = lean_array_get_size(x_6);
+x_496 = x_524;
+goto block_522;
 }
 else
 {
-lean_object* x_494; lean_object* 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_dec(x_478);
-lean_dec(x_477);
-lean_dec(x_476);
-lean_dec(x_475);
-lean_dec(x_467);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_494 = l_Lean_Name_toString___closed__1;
-x_495 = l_Lean_Name_toStringWithSep___main(x_494, x_2);
-x_496 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_497 = lean_string_append(x_496, x_495);
+lean_object* x_525; lean_object* x_526; lean_object* x_527; 
+x_525 = lean_array_get_size(x_6);
+x_526 = lean_unsigned_to_nat(1u);
+x_527 = lean_nat_sub(x_525, x_526);
+lean_dec(x_525);
+x_496 = x_527;
+goto block_522;
+}
+block_522:
+{
+uint8_t x_497; 
+x_497 = lean_nat_dec_lt(x_494, x_496);
+if (x_497 == 0)
+{
+lean_object* x_498; 
+lean_dec(x_492);
+lean_inc(x_8);
+x_498 = l_Lean_Meta_inferType(x_493, x_8, x_491);
+if (lean_obj_tag(x_498) == 0)
+{
+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; uint8_t x_506; lean_object* x_507; 
+x_499 = lean_ctor_get(x_498, 0);
+lean_inc(x_499);
+x_500 = lean_ctor_get(x_498, 1);
+lean_inc(x_500);
+lean_dec(x_498);
+x_501 = l_Lean_Expr_getAppNumArgsAux___main(x_499, x_484);
+x_502 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_501);
+x_503 = lean_mk_array(x_501, x_502);
+x_504 = lean_unsigned_to_nat(1u);
+x_505 = lean_nat_sub(x_501, x_504);
+lean_dec(x_501);
+x_506 = lean_unbox(x_495);
 lean_dec(x_495);
-x_498 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_499 = lean_string_append(x_497, x_498);
-x_500 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_500, 0, x_499);
-if (lean_is_scalar(x_474)) {
- x_501 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_501 = x_474;
- lean_ctor_set_tag(x_501, 1);
-}
-lean_ctor_set(x_501, 0, x_500);
-lean_ctor_set(x_501, 1, x_473);
-return x_501;
-}
-}
+x_507 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_485, x_494, x_506, x_496, x_499, x_503, x_505, x_8, x_500);
+return x_507;
 }
 else
 {
 uint8_t x_508; 
-lean_dec(x_467);
+lean_dec(x_496);
+lean_dec(x_495);
+lean_dec(x_494);
+lean_dec(x_485);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_508 = !lean_is_exclusive(x_470);
+x_508 = !lean_is_exclusive(x_498);
 if (x_508 == 0)
 {
-return x_470;
+return x_498;
 }
 else
 {
 lean_object* x_509; lean_object* x_510; lean_object* x_511; 
-x_509 = lean_ctor_get(x_470, 0);
-x_510 = lean_ctor_get(x_470, 1);
+x_509 = lean_ctor_get(x_498, 0);
+x_510 = lean_ctor_get(x_498, 1);
 lean_inc(x_510);
 lean_inc(x_509);
-lean_dec(x_470);
+lean_dec(x_498);
 x_511 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_511, 0, x_509);
 lean_ctor_set(x_511, 1, x_510);
@@ -7390,459 +8012,443 @@ return x_511;
 }
 else
 {
-uint8_t x_512; 
-lean_dec(x_467);
+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_object* x_520; lean_object* x_521; 
+lean_dec(x_496);
+lean_dec(x_495);
+lean_dec(x_494);
+lean_dec(x_493);
+lean_dec(x_485);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_512 = l_Lean_Name_toString___closed__1;
+x_513 = l_Lean_Name_toStringWithSep___main(x_512, x_2);
+x_514 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_514, 0, x_513);
+x_515 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_515, 0, x_514);
+x_516 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_517 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_517, 0, x_516);
+lean_ctor_set(x_517, 1, x_515);
+x_518 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_519 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_519, 0, x_517);
+lean_ctor_set(x_519, 1, x_518);
+x_520 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_520, 0, x_519);
+if (lean_is_scalar(x_492)) {
+ x_521 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_521 = x_492;
+ lean_ctor_set_tag(x_521, 1);
+}
+lean_ctor_set(x_521, 0, x_520);
+lean_ctor_set(x_521, 1, x_491);
+return x_521;
+}
+}
+}
+else
+{
+uint8_t x_528; 
+lean_dec(x_485);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_512 = !lean_is_exclusive(x_468);
-if (x_512 == 0)
+x_528 = !lean_is_exclusive(x_488);
+if (x_528 == 0)
 {
-return x_468;
+return x_488;
 }
 else
 {
-lean_object* x_513; lean_object* x_514; lean_object* x_515; 
-x_513 = lean_ctor_get(x_468, 0);
-x_514 = lean_ctor_get(x_468, 1);
-lean_inc(x_514);
-lean_inc(x_513);
-lean_dec(x_468);
-x_515 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_515, 0, x_513);
-lean_ctor_set(x_515, 1, x_514);
-return x_515;
+lean_object* x_529; lean_object* x_530; lean_object* x_531; 
+x_529 = lean_ctor_get(x_488, 0);
+x_530 = lean_ctor_get(x_488, 1);
+lean_inc(x_530);
+lean_inc(x_529);
+lean_dec(x_488);
+x_531 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_531, 0, x_529);
+lean_ctor_set(x_531, 1, x_530);
+return x_531;
+}
+}
+}
+else
+{
+uint8_t x_532; 
+lean_dec(x_485);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_532 = !lean_is_exclusive(x_486);
+if (x_532 == 0)
+{
+return x_486;
+}
+else
+{
+lean_object* x_533; lean_object* x_534; lean_object* x_535; 
+x_533 = lean_ctor_get(x_486, 0);
+x_534 = lean_ctor_get(x_486, 1);
+lean_inc(x_534);
+lean_inc(x_533);
+lean_dec(x_486);
+x_535 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_535, 0, x_533);
+lean_ctor_set(x_535, 1, x_534);
+return x_535;
 }
 }
 }
 case 11:
 {
-lean_object* x_516; lean_object* x_517; lean_object* x_518; 
+lean_object* x_536; lean_object* x_537; lean_object* x_538; 
 lean_dec(x_7);
-x_516 = lean_unsigned_to_nat(0u);
-x_517 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_516);
+x_536 = lean_unsigned_to_nat(0u);
+x_537 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_536);
 lean_inc(x_2);
-x_518 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_518) == 0)
+x_538 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_538) == 0)
 {
-lean_object* x_519; lean_object* x_520; 
-x_519 = lean_ctor_get(x_518, 1);
-lean_inc(x_519);
-lean_dec(x_518);
+lean_object* x_539; lean_object* x_540; 
+x_539 = lean_ctor_get(x_538, 1);
+lean_inc(x_539);
+lean_dec(x_538);
 lean_inc(x_2);
-x_520 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_519);
-if (lean_obj_tag(x_520) == 0)
+x_540 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_539);
+if (lean_obj_tag(x_540) == 0)
 {
-lean_object* x_521; lean_object* x_522; lean_object* x_523; lean_object* x_524; lean_object* x_525; lean_object* x_526; lean_object* x_527; lean_object* x_528; uint8_t x_553; 
-x_521 = lean_ctor_get(x_520, 0);
-lean_inc(x_521);
-x_522 = lean_ctor_get(x_521, 1);
-lean_inc(x_522);
-x_523 = lean_ctor_get(x_520, 1);
-lean_inc(x_523);
-if (lean_is_exclusive(x_520)) {
- lean_ctor_release(x_520, 0);
- lean_ctor_release(x_520, 1);
- x_524 = x_520;
-} else {
- lean_dec_ref(x_520);
- x_524 = lean_box(0);
-}
-x_525 = lean_ctor_get(x_521, 0);
-lean_inc(x_525);
-lean_dec(x_521);
-x_526 = lean_ctor_get(x_522, 0);
-lean_inc(x_526);
-x_527 = lean_ctor_get(x_522, 1);
-lean_inc(x_527);
-lean_dec(x_522);
-x_553 = lean_unbox(x_527);
-if (x_553 == 0)
-{
-lean_object* x_554; 
-x_554 = lean_array_get_size(x_6);
-x_528 = x_554;
-goto block_552;
-}
-else
-{
-lean_object* x_555; lean_object* x_556; lean_object* x_557; 
-x_555 = lean_array_get_size(x_6);
-x_556 = lean_unsigned_to_nat(1u);
-x_557 = lean_nat_sub(x_555, x_556);
-lean_dec(x_555);
-x_528 = x_557;
-goto block_552;
-}
-block_552:
-{
-uint8_t x_529; 
-x_529 = lean_nat_dec_lt(x_526, x_528);
-if (x_529 == 0)
-{
-lean_object* x_530; 
-lean_dec(x_524);
-lean_inc(x_8);
-x_530 = l_Lean_Meta_inferType(x_525, x_8, x_523);
-if (lean_obj_tag(x_530) == 0)
-{
-lean_object* x_531; lean_object* x_532; lean_object* x_533; lean_object* x_534; lean_object* x_535; lean_object* x_536; lean_object* x_537; uint8_t x_538; lean_object* x_539; 
-x_531 = lean_ctor_get(x_530, 0);
-lean_inc(x_531);
-x_532 = lean_ctor_get(x_530, 1);
-lean_inc(x_532);
-lean_dec(x_530);
-x_533 = l_Lean_Expr_getAppNumArgsAux___main(x_531, x_516);
-x_534 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_533);
-x_535 = lean_mk_array(x_533, x_534);
-x_536 = lean_unsigned_to_nat(1u);
-x_537 = lean_nat_sub(x_533, x_536);
-lean_dec(x_533);
-x_538 = lean_unbox(x_527);
-lean_dec(x_527);
-x_539 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_517, x_526, x_538, x_528, x_531, x_535, x_537, x_8, x_532);
-return x_539;
-}
-else
-{
-uint8_t x_540; 
-lean_dec(x_528);
-lean_dec(x_527);
-lean_dec(x_526);
-lean_dec(x_517);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_540 = !lean_is_exclusive(x_530);
-if (x_540 == 0)
-{
-return x_530;
-}
-else
-{
-lean_object* x_541; lean_object* x_542; lean_object* x_543; 
-x_541 = lean_ctor_get(x_530, 0);
-x_542 = lean_ctor_get(x_530, 1);
-lean_inc(x_542);
+lean_object* x_541; lean_object* x_542; lean_object* x_543; lean_object* x_544; lean_object* x_545; lean_object* x_546; lean_object* x_547; lean_object* x_548; uint8_t x_575; 
+x_541 = lean_ctor_get(x_540, 0);
 lean_inc(x_541);
-lean_dec(x_530);
-x_543 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_543, 0, x_541);
-lean_ctor_set(x_543, 1, x_542);
-return x_543;
-}
-}
-}
-else
-{
-lean_object* x_544; lean_object* x_545; lean_object* x_546; lean_object* x_547; lean_object* x_548; lean_object* x_549; lean_object* x_550; lean_object* x_551; 
-lean_dec(x_528);
-lean_dec(x_527);
-lean_dec(x_526);
-lean_dec(x_525);
-lean_dec(x_517);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_544 = l_Lean_Name_toString___closed__1;
-x_545 = l_Lean_Name_toStringWithSep___main(x_544, x_2);
-x_546 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_547 = lean_string_append(x_546, x_545);
-lean_dec(x_545);
-x_548 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_549 = lean_string_append(x_547, x_548);
-x_550 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_550, 0, x_549);
-if (lean_is_scalar(x_524)) {
- x_551 = lean_alloc_ctor(1, 2, 0);
+x_542 = lean_ctor_get(x_541, 1);
+lean_inc(x_542);
+x_543 = lean_ctor_get(x_540, 1);
+lean_inc(x_543);
+if (lean_is_exclusive(x_540)) {
+ lean_ctor_release(x_540, 0);
+ lean_ctor_release(x_540, 1);
+ x_544 = x_540;
 } else {
- x_551 = x_524;
- lean_ctor_set_tag(x_551, 1);
-}
-lean_ctor_set(x_551, 0, x_550);
-lean_ctor_set(x_551, 1, x_523);
-return x_551;
-}
+ lean_dec_ref(x_540);
+ x_544 = lean_box(0);
 }
+x_545 = lean_ctor_get(x_541, 0);
+lean_inc(x_545);
+lean_dec(x_541);
+x_546 = lean_ctor_get(x_542, 0);
+lean_inc(x_546);
+x_547 = lean_ctor_get(x_542, 1);
+lean_inc(x_547);
+lean_dec(x_542);
+x_575 = lean_unbox(x_547);
+if (x_575 == 0)
+{
+lean_object* x_576; 
+x_576 = lean_array_get_size(x_6);
+x_548 = x_576;
+goto block_574;
 }
 else
 {
-uint8_t x_558; 
-lean_dec(x_517);
+lean_object* x_577; lean_object* x_578; lean_object* x_579; 
+x_577 = lean_array_get_size(x_6);
+x_578 = lean_unsigned_to_nat(1u);
+x_579 = lean_nat_sub(x_577, x_578);
+lean_dec(x_577);
+x_548 = x_579;
+goto block_574;
+}
+block_574:
+{
+uint8_t x_549; 
+x_549 = lean_nat_dec_lt(x_546, x_548);
+if (x_549 == 0)
+{
+lean_object* x_550; 
+lean_dec(x_544);
+lean_inc(x_8);
+x_550 = l_Lean_Meta_inferType(x_545, x_8, x_543);
+if (lean_obj_tag(x_550) == 0)
+{
+lean_object* x_551; lean_object* x_552; lean_object* x_553; lean_object* x_554; lean_object* x_555; lean_object* x_556; lean_object* x_557; uint8_t x_558; lean_object* x_559; 
+x_551 = lean_ctor_get(x_550, 0);
+lean_inc(x_551);
+x_552 = lean_ctor_get(x_550, 1);
+lean_inc(x_552);
+lean_dec(x_550);
+x_553 = l_Lean_Expr_getAppNumArgsAux___main(x_551, x_536);
+x_554 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_553);
+x_555 = lean_mk_array(x_553, x_554);
+x_556 = lean_unsigned_to_nat(1u);
+x_557 = lean_nat_sub(x_553, x_556);
+lean_dec(x_553);
+x_558 = lean_unbox(x_547);
+lean_dec(x_547);
+x_559 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_537, x_546, x_558, x_548, x_551, x_555, x_557, x_8, x_552);
+return x_559;
+}
+else
+{
+uint8_t x_560; 
+lean_dec(x_548);
+lean_dec(x_547);
+lean_dec(x_546);
+lean_dec(x_537);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_558 = !lean_is_exclusive(x_520);
-if (x_558 == 0)
+x_560 = !lean_is_exclusive(x_550);
+if (x_560 == 0)
 {
-return x_520;
+return x_550;
 }
 else
 {
-lean_object* x_559; lean_object* x_560; lean_object* x_561; 
-x_559 = lean_ctor_get(x_520, 0);
-x_560 = lean_ctor_get(x_520, 1);
-lean_inc(x_560);
-lean_inc(x_559);
-lean_dec(x_520);
-x_561 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_561, 0, x_559);
-lean_ctor_set(x_561, 1, x_560);
-return x_561;
+lean_object* x_561; lean_object* x_562; lean_object* x_563; 
+x_561 = lean_ctor_get(x_550, 0);
+x_562 = lean_ctor_get(x_550, 1);
+lean_inc(x_562);
+lean_inc(x_561);
+lean_dec(x_550);
+x_563 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_563, 0, x_561);
+lean_ctor_set(x_563, 1, x_562);
+return x_563;
 }
 }
 }
 else
 {
-uint8_t x_562; 
-lean_dec(x_517);
+lean_object* x_564; lean_object* x_565; lean_object* x_566; 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; 
+lean_dec(x_548);
+lean_dec(x_547);
+lean_dec(x_546);
+lean_dec(x_545);
+lean_dec(x_537);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_564 = l_Lean_Name_toString___closed__1;
+x_565 = l_Lean_Name_toStringWithSep___main(x_564, x_2);
+x_566 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_566, 0, x_565);
+x_567 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_567, 0, x_566);
+x_568 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_569 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_569, 0, x_568);
+lean_ctor_set(x_569, 1, x_567);
+x_570 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_571 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_571, 0, x_569);
+lean_ctor_set(x_571, 1, x_570);
+x_572 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_572, 0, x_571);
+if (lean_is_scalar(x_544)) {
+ x_573 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_573 = x_544;
+ lean_ctor_set_tag(x_573, 1);
+}
+lean_ctor_set(x_573, 0, x_572);
+lean_ctor_set(x_573, 1, x_543);
+return x_573;
+}
+}
+}
+else
+{
+uint8_t x_580; 
+lean_dec(x_537);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_562 = !lean_is_exclusive(x_518);
-if (x_562 == 0)
+x_580 = !lean_is_exclusive(x_540);
+if (x_580 == 0)
 {
-return x_518;
+return x_540;
 }
 else
 {
-lean_object* x_563; lean_object* x_564; lean_object* x_565; 
-x_563 = lean_ctor_get(x_518, 0);
-x_564 = lean_ctor_get(x_518, 1);
-lean_inc(x_564);
-lean_inc(x_563);
-lean_dec(x_518);
-x_565 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_565, 0, x_563);
-lean_ctor_set(x_565, 1, x_564);
-return x_565;
+lean_object* x_581; lean_object* x_582; lean_object* x_583; 
+x_581 = lean_ctor_get(x_540, 0);
+x_582 = lean_ctor_get(x_540, 1);
+lean_inc(x_582);
+lean_inc(x_581);
+lean_dec(x_540);
+x_583 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_583, 0, x_581);
+lean_ctor_set(x_583, 1, x_582);
+return x_583;
+}
+}
+}
+else
+{
+uint8_t x_584; 
+lean_dec(x_537);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_584 = !lean_is_exclusive(x_538);
+if (x_584 == 0)
+{
+return x_538;
+}
+else
+{
+lean_object* x_585; lean_object* x_586; lean_object* x_587; 
+x_585 = lean_ctor_get(x_538, 0);
+x_586 = lean_ctor_get(x_538, 1);
+lean_inc(x_586);
+lean_inc(x_585);
+lean_dec(x_538);
+x_587 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_587, 0, x_585);
+lean_ctor_set(x_587, 1, x_586);
+return x_587;
 }
 }
 }
 default: 
 {
-lean_object* x_566; lean_object* x_567; lean_object* x_568; 
+lean_object* x_588; lean_object* x_589; lean_object* x_590; 
 lean_dec(x_7);
-x_566 = lean_unsigned_to_nat(0u);
-x_567 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_566);
+x_588 = lean_unsigned_to_nat(0u);
+x_589 = l___private_Lean_Meta_RecursorInfo_4__getNumParams___main(x_4, x_5, x_588);
 lean_inc(x_2);
-x_568 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
-if (lean_obj_tag(x_568) == 0)
+x_590 = l___private_Lean_Meta_RecursorInfo_3__checkMotive(x_2, x_5, x_6, x_8, x_9);
+if (lean_obj_tag(x_590) == 0)
 {
-lean_object* x_569; lean_object* x_570; 
-x_569 = lean_ctor_get(x_568, 1);
-lean_inc(x_569);
-lean_dec(x_568);
-lean_inc(x_2);
-x_570 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_569);
-if (lean_obj_tag(x_570) == 0)
-{
-lean_object* x_571; lean_object* x_572; lean_object* x_573; lean_object* x_574; lean_object* x_575; lean_object* x_576; lean_object* x_577; lean_object* x_578; uint8_t x_603; 
-x_571 = lean_ctor_get(x_570, 0);
-lean_inc(x_571);
-x_572 = lean_ctor_get(x_571, 1);
-lean_inc(x_572);
-x_573 = lean_ctor_get(x_570, 1);
-lean_inc(x_573);
-if (lean_is_exclusive(x_570)) {
- lean_ctor_release(x_570, 0);
- lean_ctor_release(x_570, 1);
- x_574 = x_570;
-} else {
- lean_dec_ref(x_570);
- x_574 = lean_box(0);
-}
-x_575 = lean_ctor_get(x_571, 0);
-lean_inc(x_575);
-lean_dec(x_571);
-x_576 = lean_ctor_get(x_572, 0);
-lean_inc(x_576);
-x_577 = lean_ctor_get(x_572, 1);
-lean_inc(x_577);
-lean_dec(x_572);
-x_603 = lean_unbox(x_577);
-if (x_603 == 0)
-{
-lean_object* x_604; 
-x_604 = lean_array_get_size(x_6);
-x_578 = x_604;
-goto block_602;
-}
-else
-{
-lean_object* x_605; lean_object* x_606; lean_object* x_607; 
-x_605 = lean_array_get_size(x_6);
-x_606 = lean_unsigned_to_nat(1u);
-x_607 = lean_nat_sub(x_605, x_606);
-lean_dec(x_605);
-x_578 = x_607;
-goto block_602;
-}
-block_602:
-{
-uint8_t x_579; 
-x_579 = lean_nat_dec_lt(x_576, x_578);
-if (x_579 == 0)
-{
-lean_object* x_580; 
-lean_dec(x_574);
-lean_inc(x_8);
-x_580 = l_Lean_Meta_inferType(x_575, x_8, x_573);
-if (lean_obj_tag(x_580) == 0)
-{
-lean_object* x_581; lean_object* x_582; lean_object* x_583; lean_object* x_584; lean_object* x_585; lean_object* x_586; lean_object* x_587; uint8_t x_588; lean_object* x_589; 
-x_581 = lean_ctor_get(x_580, 0);
-lean_inc(x_581);
-x_582 = lean_ctor_get(x_580, 1);
-lean_inc(x_582);
-lean_dec(x_580);
-x_583 = l_Lean_Expr_getAppNumArgsAux___main(x_581, x_566);
-x_584 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_583);
-x_585 = lean_mk_array(x_583, x_584);
-x_586 = lean_unsigned_to_nat(1u);
-x_587 = lean_nat_sub(x_583, x_586);
-lean_dec(x_583);
-x_588 = lean_unbox(x_577);
-lean_dec(x_577);
-x_589 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_567, x_576, x_588, x_578, x_581, x_585, x_587, x_8, x_582);
-return x_589;
-}
-else
-{
-uint8_t x_590; 
-lean_dec(x_578);
-lean_dec(x_577);
-lean_dec(x_576);
-lean_dec(x_567);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_590 = !lean_is_exclusive(x_580);
-if (x_590 == 0)
-{
-return x_580;
-}
-else
-{
-lean_object* x_591; lean_object* x_592; lean_object* x_593; 
-x_591 = lean_ctor_get(x_580, 0);
-x_592 = lean_ctor_get(x_580, 1);
-lean_inc(x_592);
+lean_object* x_591; lean_object* x_592; 
+x_591 = lean_ctor_get(x_590, 1);
 lean_inc(x_591);
-lean_dec(x_580);
-x_593 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_593, 0, x_591);
-lean_ctor_set(x_593, 1, x_592);
-return x_593;
-}
-}
-}
-else
+lean_dec(x_590);
+lean_inc(x_2);
+x_592 = l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim(x_2, x_3, x_4, x_5, x_6, x_8, x_591);
+if (lean_obj_tag(x_592) == 0)
 {
-lean_object* x_594; lean_object* x_595; lean_object* x_596; lean_object* x_597; lean_object* x_598; lean_object* x_599; lean_object* x_600; lean_object* x_601; 
-lean_dec(x_578);
-lean_dec(x_577);
-lean_dec(x_576);
-lean_dec(x_575);
-lean_dec(x_567);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_594 = l_Lean_Name_toString___closed__1;
-x_595 = l_Lean_Name_toStringWithSep___main(x_594, x_2);
-x_596 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1;
-x_597 = lean_string_append(x_596, x_595);
-lean_dec(x_595);
-x_598 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1;
-x_599 = lean_string_append(x_597, x_598);
-x_600 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_600, 0, x_599);
-if (lean_is_scalar(x_574)) {
- x_601 = lean_alloc_ctor(1, 2, 0);
+lean_object* x_593; lean_object* x_594; lean_object* x_595; lean_object* x_596; lean_object* x_597; lean_object* x_598; lean_object* x_599; lean_object* x_600; uint8_t x_627; 
+x_593 = lean_ctor_get(x_592, 0);
+lean_inc(x_593);
+x_594 = lean_ctor_get(x_593, 1);
+lean_inc(x_594);
+x_595 = lean_ctor_get(x_592, 1);
+lean_inc(x_595);
+if (lean_is_exclusive(x_592)) {
+ lean_ctor_release(x_592, 0);
+ lean_ctor_release(x_592, 1);
+ x_596 = x_592;
 } else {
- x_601 = x_574;
- lean_ctor_set_tag(x_601, 1);
-}
-lean_ctor_set(x_601, 0, x_600);
-lean_ctor_set(x_601, 1, x_573);
-return x_601;
-}
+ lean_dec_ref(x_592);
+ x_596 = lean_box(0);
 }
+x_597 = lean_ctor_get(x_593, 0);
+lean_inc(x_597);
+lean_dec(x_593);
+x_598 = lean_ctor_get(x_594, 0);
+lean_inc(x_598);
+x_599 = lean_ctor_get(x_594, 1);
+lean_inc(x_599);
+lean_dec(x_594);
+x_627 = lean_unbox(x_599);
+if (x_627 == 0)
+{
+lean_object* x_628; 
+x_628 = lean_array_get_size(x_6);
+x_600 = x_628;
+goto block_626;
 }
 else
 {
-uint8_t x_608; 
-lean_dec(x_567);
-lean_dec(x_8);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_608 = !lean_is_exclusive(x_570);
-if (x_608 == 0)
-{
-return x_570;
+lean_object* x_629; lean_object* x_630; lean_object* x_631; 
+x_629 = lean_array_get_size(x_6);
+x_630 = lean_unsigned_to_nat(1u);
+x_631 = lean_nat_sub(x_629, x_630);
+lean_dec(x_629);
+x_600 = x_631;
+goto block_626;
 }
-else
+block_626:
 {
-lean_object* x_609; lean_object* x_610; lean_object* x_611; 
-x_609 = lean_ctor_get(x_570, 0);
-x_610 = lean_ctor_get(x_570, 1);
-lean_inc(x_610);
-lean_inc(x_609);
-lean_dec(x_570);
-x_611 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_611, 0, x_609);
-lean_ctor_set(x_611, 1, x_610);
+uint8_t x_601; 
+x_601 = lean_nat_dec_lt(x_598, x_600);
+if (x_601 == 0)
+{
+lean_object* x_602; 
+lean_dec(x_596);
+lean_inc(x_8);
+x_602 = l_Lean_Meta_inferType(x_597, x_8, x_595);
+if (lean_obj_tag(x_602) == 0)
+{
+lean_object* x_603; lean_object* x_604; lean_object* x_605; lean_object* x_606; lean_object* x_607; lean_object* x_608; lean_object* x_609; uint8_t x_610; lean_object* x_611; 
+x_603 = lean_ctor_get(x_602, 0);
+lean_inc(x_603);
+x_604 = lean_ctor_get(x_602, 1);
+lean_inc(x_604);
+lean_dec(x_602);
+x_605 = l_Lean_Expr_getAppNumArgsAux___main(x_603, x_588);
+x_606 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_605);
+x_607 = lean_mk_array(x_605, x_606);
+x_608 = lean_unsigned_to_nat(1u);
+x_609 = lean_nat_sub(x_605, x_608);
+lean_dec(x_605);
+x_610 = lean_unbox(x_599);
+lean_dec(x_599);
+x_611 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1(x_1, x_2, x_4, x_5, x_6, x_589, x_598, x_610, x_600, x_603, x_607, x_609, x_8, x_604);
 return x_611;
 }
-}
-}
 else
 {
 uint8_t x_612; 
-lean_dec(x_567);
+lean_dec(x_600);
+lean_dec(x_599);
+lean_dec(x_598);
+lean_dec(x_589);
 lean_dec(x_8);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_612 = !lean_is_exclusive(x_568);
+x_612 = !lean_is_exclusive(x_602);
 if (x_612 == 0)
 {
-return x_568;
+return x_602;
 }
 else
 {
 lean_object* x_613; lean_object* x_614; lean_object* x_615; 
-x_613 = lean_ctor_get(x_568, 0);
-x_614 = lean_ctor_get(x_568, 1);
+x_613 = lean_ctor_get(x_602, 0);
+x_614 = lean_ctor_get(x_602, 1);
 lean_inc(x_614);
 lean_inc(x_613);
-lean_dec(x_568);
+lean_dec(x_602);
 x_615 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_615, 0, x_613);
 lean_ctor_set(x_615, 1, x_614);
@@ -7850,6 +8456,107 @@ return x_615;
 }
 }
 }
+else
+{
+lean_object* x_616; lean_object* x_617; lean_object* x_618; lean_object* x_619; lean_object* x_620; lean_object* x_621; lean_object* x_622; lean_object* x_623; lean_object* x_624; lean_object* x_625; 
+lean_dec(x_600);
+lean_dec(x_599);
+lean_dec(x_598);
+lean_dec(x_597);
+lean_dec(x_589);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_616 = l_Lean_Name_toString___closed__1;
+x_617 = l_Lean_Name_toStringWithSep___main(x_616, x_2);
+x_618 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_618, 0, x_617);
+x_619 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_619, 0, x_618);
+x_620 = l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3;
+x_621 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_621, 0, x_620);
+lean_ctor_set(x_621, 1, x_619);
+x_622 = l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3;
+x_623 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_623, 0, x_621);
+lean_ctor_set(x_623, 1, x_622);
+x_624 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_624, 0, x_623);
+if (lean_is_scalar(x_596)) {
+ x_625 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_625 = x_596;
+ lean_ctor_set_tag(x_625, 1);
+}
+lean_ctor_set(x_625, 0, x_624);
+lean_ctor_set(x_625, 1, x_595);
+return x_625;
+}
+}
+}
+else
+{
+uint8_t x_632; 
+lean_dec(x_589);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_632 = !lean_is_exclusive(x_592);
+if (x_632 == 0)
+{
+return x_592;
+}
+else
+{
+lean_object* x_633; lean_object* x_634; lean_object* x_635; 
+x_633 = lean_ctor_get(x_592, 0);
+x_634 = lean_ctor_get(x_592, 1);
+lean_inc(x_634);
+lean_inc(x_633);
+lean_dec(x_592);
+x_635 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_635, 0, x_633);
+lean_ctor_set(x_635, 1, x_634);
+return x_635;
+}
+}
+}
+else
+{
+uint8_t x_636; 
+lean_dec(x_589);
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+lean_dec(x_1);
+x_636 = !lean_is_exclusive(x_590);
+if (x_636 == 0)
+{
+return x_590;
+}
+else
+{
+lean_object* x_637; lean_object* x_638; lean_object* x_639; 
+x_637 = lean_ctor_get(x_590, 0);
+x_638 = lean_ctor_get(x_590, 1);
+lean_inc(x_638);
+lean_inc(x_637);
+lean_dec(x_590);
+x_639 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_639, 0, x_637);
+lean_ctor_set(x_639, 1, x_638);
+return x_639;
+}
+}
+}
 }
 }
 }
@@ -9889,16 +10596,36 @@ l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__1 = _
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__1);
 l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__2);
+l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3 = _init_l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__3);
+l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4 = _init_l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_1__mkRecursorInfoForKernelRec___closed__4);
 l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__1);
 l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__2);
+l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3 = _init_l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__3);
+l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4 = _init_l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_2__getMajorPosIfAuxRecursor_x3f___closed__4);
 l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__1);
 l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__2);
 l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__3);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__4 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__4);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__5 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__5();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__5);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__6);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__7);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__8);
+l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9 = _init_l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_3__checkMotive___closed__9);
 l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__1);
 l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__2();
@@ -9913,14 +10640,62 @@ l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6 = _init_l__
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__6);
 l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__7);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__8);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__9);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__10);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__11);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__12);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__14);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__15);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__16);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__17);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__18);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__19);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__20);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__21);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__22);
+l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23 = _init_l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__23);
 l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__1 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__1();
 lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__1);
+l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2();
+lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__2);
+l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3();
+lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_6__getParamsPos___spec__2___closed__3);
 l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__1 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__1();
 lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__1);
+l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2();
+lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__2);
+l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3 = _init_l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3();
+lean_mark_persistent(l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2___closed__3);
 l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__1);
+l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__2);
+l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3 = _init_l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_8__getMotiveLevel___closed__3);
 l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__1 = _init_l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__1();
 lean_mark_persistent(l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__1);
+l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2 = _init_l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2();
+lean_mark_persistent(l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__2);
+l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3 = _init_l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3();
+lean_mark_persistent(l_List_foldlM___main___at___private_Lean_Meta_RecursorInfo_9__getUnivLevelPos___spec__2___closed__3);
 l___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_10__getProduceMotiveAndRecursive___closed__1);
 l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__1();
@@ -9929,10 +10704,30 @@ l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2 = _init
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__2);
 l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__3);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__4 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__4);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__5 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__5();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__5);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__6);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__7);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__8);
+l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9 = _init_l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9();
+lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_11__checkMotiveResultType___closed__9);
 l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__1 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__1();
 lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__1);
+l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__2 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__2();
+lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__2);
+l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3();
+lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__1___closed__3);
 l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1();
 lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__1);
+l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2();
+lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__2);
+l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3 = _init_l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3();
+lean_mark_persistent(l_Lean_Expr_withAppAux___main___at___private_Lean_Meta_RecursorInfo_12__mkRecursorInfoAux___spec__2___closed__3);
 l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__1 = _init_l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__1();
 lean_mark_persistent(l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__1);
 l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__2 = _init_l___private_Lean_Meta_RecursorInfo_13__syntaxToMajorPos___closed__2();
diff --git a/stage0/stdlib/Lean/Meta/SynthInstance.c b/stage0/stdlib/Lean/Meta/SynthInstance.c
index b982fe67d3..d0ca6bc45d 100644
--- a/stage0/stdlib/Lean/Meta/SynthInstance.c
+++ b/stage0/stdlib/Lean/Meta/SynthInstance.c
@@ -94,7 +94,6 @@ lean_object* l_Std_HashMapImp_moveEntries___main___at_Lean_Meta_SynthInstance_Mk
 extern lean_object* l_String_splitAux___main___closed__1;
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 lean_object* l_Lean_Meta_SynthInstance_tryResolveCore___lambda__1___closed__5;
-extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__1;
 size_t l_USize_shiftRight(size_t, size_t);
 lean_object* l_Lean_Meta_SynthInstance_findEntry_x3f(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashMapImp_moveEntries___main___at_Lean_Meta_SynthInstance_newSubgoal___spec__4(lean_object*, lean_object*, lean_object*);
@@ -187,6 +186,7 @@ lean_object* l_Array_back___at_Lean_Meta_SynthInstance_getNextToResume___spec__1
 lean_object* l_Std_mkHashMap___at_Lean_Meta_SynthInstance_mkTableKey___spec__2(lean_object*);
 lean_object* l_Lean_Meta_getGlobalInstances___rarg(lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_getOptions___boxed(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4;
 lean_object* l_Lean_Meta_SynthInstance_synth___main___closed__4;
 extern size_t l_Std_PersistentHashMap_insertAux___main___rarg___closed__2;
 lean_object* l_Array_back___at_Lean_Meta_SynthInstance_getNextToResume___spec__1___closed__1;
@@ -303,6 +303,7 @@ lean_object* l_Lean_Meta_SynthInstance_isNewAnswer___boxed(lean_object*, lean_ob
 uint8_t l_Lean_MetavarContext_isLevelAssignable(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_synthInstance_x3f___closed__9;
 lean_object* l_Lean_Meta_SynthInstance_inferTCGoalsLRAttr;
+lean_object* l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3;
 lean_object* l_Lean_Meta_SynthInstance_Consumernode_inhabited;
 extern lean_object* l_Lean_Meta_isLevelDefEq___closed__9;
 lean_object* lean_expr_update_lambda(lean_object*, uint8_t, lean_object*, lean_object*);
@@ -340,6 +341,7 @@ lean_object* l_Lean_Meta_SynthInstance_mkInferTCGoalsLRAttr___closed__1;
 lean_object* l_Lean_Meta_maxStepsOption___closed__2;
 lean_object* l_Lean_Meta_SynthInstance_getInstances___closed__1;
 lean_object* l___private_Lean_Util_Trace_3__getResetTraces___at_Lean_Meta_SynthInstance_tryResolve___spec__1___boxed(lean_object*);
+extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__2;
 uint8_t l_Lean_MetavarContext_isExprAssignable(lean_object*, lean_object*);
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isLevelDefEqAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_Answer_inhabited___closed__1;
@@ -2205,7 +2207,7 @@ lean_object* _init_l_Lean_Meta_SynthInstance_SynthM_inhabited___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_1 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_2 = lean_alloc_closure((void*)(l_Lean_Meta_SynthInstance_SynthM_inhabited___lambda__1___boxed), 3, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
@@ -21210,6 +21212,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___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___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___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___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -21316,7 +21338,7 @@ if (x_31 == 0)
 lean_object* x_32; lean_object* x_33; 
 x_32 = lean_ctor_get(x_9, 0);
 lean_dec(x_32);
-x_33 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__2;
+x_33 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4;
 lean_ctor_set_tag(x_9, 1);
 lean_ctor_set(x_9, 0, x_33);
 return x_9;
@@ -21327,7 +21349,7 @@ lean_object* x_34; lean_object* x_35; lean_object* x_36;
 x_34 = lean_ctor_get(x_9, 1);
 lean_inc(x_34);
 lean_dec(x_9);
-x_35 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__2;
+x_35 = l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4;
 x_36 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_34);
@@ -26045,6 +26067,10 @@ l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__1 = _init
 lean_mark_persistent(l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__1);
 l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__2 = _init_l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__2();
 lean_mark_persistent(l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__2);
+l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3 = _init_l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3();
+lean_mark_persistent(l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__3);
+l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4 = _init_l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4();
+lean_mark_persistent(l___private_Lean_Meta_SynthInstance_4__preprocessArgs___main___closed__4);
 l_Lean_Meta_maxStepsOption___closed__1 = _init_l_Lean_Meta_maxStepsOption___closed__1();
 lean_mark_persistent(l_Lean_Meta_maxStepsOption___closed__1);
 l_Lean_Meta_maxStepsOption___closed__2 = _init_l_Lean_Meta_maxStepsOption___closed__2();
diff --git a/stage0/stdlib/Lean/Meta/Tactic/Assumption.c b/stage0/stdlib/Lean/Meta/Tactic/Assumption.c
index 984730c114..82f23cf9e3 100644
--- a/stage0/stdlib/Lean/Meta/Tactic/Assumption.c
+++ b/stage0/stdlib/Lean/Meta/Tactic/Assumption.c
@@ -18,13 +18,12 @@ lean_object* l_Lean_Meta_withLocalContext___rarg(lean_object*, lean_object*, lea
 lean_object* l_Array_findSomeRevMAux___main___at_Lean_Meta_assumptionAux___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assumption___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-lean_object* l_Lean_Meta_assumption___closed__1;
+extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__1;
 lean_object* l_Lean_Meta_assumptionAux(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assumptionAux___closed__2;
 lean_object* lean_array_fget(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*);
-extern lean_object* l_Lean_Format_join___closed__1;
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l_Array_findSomeRevMAux___main___at_Lean_Meta_assumptionAux___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_toExpr(lean_object*);
@@ -1021,16 +1020,6 @@ lean_dec(x_2);
 return x_4;
 }
 }
-lean_object* _init_l_Lean_Meta_assumption___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Format_join___closed__1;
-x_2 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_Meta_assumption(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -1051,7 +1040,7 @@ x_7 = lean_ctor_get(x_4, 1);
 lean_inc(x_7);
 lean_dec(x_4);
 x_8 = l_Lean_Meta_assumptionAux___closed__2;
-x_9 = l_Lean_Meta_assumption___closed__1;
+x_9 = l_Lean_Meta_Exception_Inhabited___closed__1;
 x_10 = l_Lean_Meta_throwTacticEx___rarg(x_8, x_1, x_9, x_2, x_7);
 return x_10;
 }
@@ -1138,8 +1127,6 @@ l_Lean_Meta_assumptionAux___closed__1 = _init_l_Lean_Meta_assumptionAux___closed
 lean_mark_persistent(l_Lean_Meta_assumptionAux___closed__1);
 l_Lean_Meta_assumptionAux___closed__2 = _init_l_Lean_Meta_assumptionAux___closed__2();
 lean_mark_persistent(l_Lean_Meta_assumptionAux___closed__2);
-l_Lean_Meta_assumption___closed__1 = _init_l_Lean_Meta_assumption___closed__1();
-lean_mark_persistent(l_Lean_Meta_assumption___closed__1);
 return lean_mk_io_result(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Meta/Tactic/Cases.c b/stage0/stdlib/Lean/Meta/Tactic/Cases.c
index a4d247bfc6..8c51b3a66d 100644
--- a/stage0/stdlib/Lean/Meta/Tactic/Cases.c
+++ b/stage0/stdlib/Lean/Meta/Tactic/Cases.c
@@ -14,7 +14,6 @@
 extern "C" {
 #endif
 lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7;
 lean_object* l_Lean_Meta_getLCtx___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__35(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assert(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -152,8 +151,8 @@ uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_Tactic_Cases_5__has
 lean_object* l_List_lengthAux___main___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_clear(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_generalizeIndices(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_mkNoConfusion___closed__4;
 lean_object* l_Lean_Meta_cases(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_mkNoConfusion___closed__8;
 lean_object* l_Nat_repr(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__46(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Tactic_Cases_2__withNewIndexEqsAux___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -195,7 +194,6 @@ lean_object* l_Lean_mkFVar(lean_object*);
 uint8_t l_Lean_Expr_isAppOfArity___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Lean_Meta_Tactic_Cases_9__unifyEqs___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Std_PersistentArray_anyMAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__32(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8;
 uint8_t l_Std_PersistentArray_anyM___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__37(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___lambda__2(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_anyRangeMAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__41(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -220,6 +218,7 @@ lean_object* l_Array_umapMAux___main___at___private_Lean_Meta_Tactic_Cases_8__un
 lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withLocalDecl___rarg(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Cases_cases(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_mkNoConfusion___closed__5;
 uint8_t l_Nat_anyAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentArray_anyM___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__37___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Lean_Meta_Tactic_Cases_8__unifyEqsAux___main___spec__3(lean_object*, lean_object*, lean_object*);
@@ -292,7 +291,6 @@ lean_object* l_unsafeCast(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_anyRangeMAux___main___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__41___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___lambda__4___boxed(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_injectionCore___lambda__1___closed__2;
 lean_object* l_Std_PersistentArray_anyM___at___private_Lean_Meta_Tactic_Cases_5__hasIndepIndices___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkEq(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkAppB(lean_object*, lean_object*, lean_object*);
@@ -1242,11 +1240,9 @@ return x_16;
 lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__1() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_mkNoConfusion___closed__4;
-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("indexed inductive type expected");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__2() {
@@ -1254,7 +1250,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__1;
-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;
 }
@@ -1262,32 +1258,14 @@ return x_2;
 lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__3() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("indexed inductive type expected");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__4() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___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_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__5() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__4;
+x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___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* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6() {
+lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__4() {
 _start:
 {
 lean_object* x_1; 
@@ -1295,21 +1273,21 @@ x_1 = lean_mk_string("ill-formed inductive datatype");
 return x_1;
 }
 }
-lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7() {
+lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6;
+x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___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_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8() {
+lean_object* _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7;
+x_1 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__5;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -1334,7 +1312,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
-x_14 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__2;
+x_14 = l_Lean_Meta_mkNoConfusion___closed__8;
 x_15 = l_Lean_Meta_throwTacticEx___rarg(x_5, x_1, x_14, x_10, x_11);
 lean_dec(x_10);
 return x_15;
@@ -1396,7 +1374,7 @@ lean_dec(x_26);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
-x_41 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__5;
+x_41 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__3;
 x_42 = l_Lean_Meta_throwTacticEx___rarg(x_5, x_1, x_41, x_10, x_11);
 lean_dec(x_10);
 x_43 = !lean_is_exclusive(x_42);
@@ -1428,7 +1406,7 @@ lean_dec(x_26);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
-x_47 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8;
+x_47 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6;
 x_48 = l_Lean_Meta_throwTacticEx___rarg(x_5, x_1, x_47, x_10, x_11);
 lean_dec(x_10);
 x_49 = !lean_is_exclusive(x_48);
@@ -1522,7 +1500,7 @@ lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
-x_56 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__2;
+x_56 = l_Lean_Meta_mkNoConfusion___closed__8;
 x_57 = l_Lean_Meta_throwTacticEx___rarg(x_5, x_1, x_56, x_10, x_11);
 lean_dec(x_10);
 return x_57;
@@ -1556,7 +1534,7 @@ lean_dec(x_6);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_64 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__2;
+x_64 = l_Lean_Meta_mkNoConfusion___closed__8;
 x_65 = l_Lean_Meta_throwTacticEx___rarg(x_5, x_1, x_64, x_10, x_11);
 lean_dec(x_10);
 return x_65;
@@ -11168,7 +11146,7 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 x_16 = l___private_Lean_Meta_Tactic_Cases_8__unifyEqsAux___main___lambda__1___closed__2;
-x_17 = l_Lean_Meta_injectionCore___lambda__1___closed__2;
+x_17 = l_Lean_Meta_mkNoConfusion___closed__5;
 x_18 = l_Lean_Meta_throwTacticEx___rarg(x_16, x_1, x_17, x_7, x_8);
 lean_dec(x_7);
 return x_18;
@@ -13997,10 +13975,6 @@ l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___close
 lean_mark_persistent(l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__5);
 l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6 = _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6();
 lean_mark_persistent(l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__6);
-l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7 = _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7();
-lean_mark_persistent(l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__7);
-l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8 = _init_l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8();
-lean_mark_persistent(l_Lean_Expr_withAppAux___main___at_Lean_Meta_generalizeIndices___spec__1___closed__8);
 l_Lean_Meta_generalizeIndices___lambda__1___closed__1 = _init_l_Lean_Meta_generalizeIndices___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_Meta_generalizeIndices___lambda__1___closed__1);
 l_Lean_Meta_generalizeIndices___lambda__1___closed__2 = _init_l_Lean_Meta_generalizeIndices___lambda__1___closed__2();
diff --git a/stage0/stdlib/Lean/Meta/Tactic/Injection.c b/stage0/stdlib/Lean/Meta/Tactic/Injection.c
index 28121df56f..2e44684a8d 100644
--- a/stage0/stdlib/Lean/Meta/Tactic/Injection.c
+++ b/stage0/stdlib/Lean/Meta/Tactic/Injection.c
@@ -40,7 +40,6 @@ 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*);
 lean_object* l___private_Lean_Meta_Tactic_Injection_1__getConstructorVal___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_mkNoConfusion___closed__3;
 lean_object* l_Lean_Meta_tryClear(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_headBeta(lean_object*);
 extern lean_object* l_Lean_Expr_heq_x3f___closed__2;
@@ -59,13 +58,13 @@ lean_object* l_Lean_LocalDecl_type(lean_object*);
 lean_object* l_Lean_Meta_throwTacticEx___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_injectionCore___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assignExprMVar(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_mkNoConfusion___closed__5;
 lean_object* l_Lean_Meta_checkNotAssigned(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getLocalDecl(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_injection___boxed(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_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_injectionCore___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_injectionCore___lambda__1___closed__7;
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkNoConfusion(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_intro1(lean_object*, uint8_t, lean_object*, lean_object*);
@@ -82,7 +81,6 @@ lean_object* l_Lean_Meta_mkEq(lean_object*, lean_object*, lean_object*, lean_obj
 lean_object* l_Lean_Meta_injectionCore___lambda__1___closed__1;
 lean_object* l_Lean_Meta_mkEqOfHEq(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_injectionCore___lambda__1___closed__4;
-lean_object* l_Lean_Meta_injectionCore___lambda__1___closed__8;
 lean_object* l_Lean_Meta_injectionCore___closed__2;
 lean_object* l___private_Lean_Meta_Tactic_Injection_1__getConstructorVal(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
@@ -321,11 +319,9 @@ return x_4;
 lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__1() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_mkNoConfusion___closed__3;
-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("equality of constructor applications expected");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__2() {
@@ -333,7 +329,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_Meta_injectionCore___lambda__1___closed__1;
-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;
 }
@@ -341,32 +337,14 @@ return x_2;
 lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__3() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("equality of constructor applications expected");
-return x_1;
-}
-}
-lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__4() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_injectionCore___lambda__1___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_injectionCore___lambda__1___closed__5() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_injectionCore___lambda__1___closed__4;
+x_1 = l_Lean_Meta_injectionCore___lambda__1___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_Lean_Meta_injectionCore___lambda__1___closed__6() {
+lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__4() {
 _start:
 {
 lean_object* x_1; 
@@ -374,21 +352,21 @@ x_1 = lean_mk_string("ill-formed noConfusion auxiliary construction");
 return x_1;
 }
 }
-lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__7() {
+lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_injectionCore___lambda__1___closed__6;
+x_1 = l_Lean_Meta_injectionCore___lambda__1___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_Lean_Meta_injectionCore___lambda__1___closed__8() {
+lean_object* _init_l_Lean_Meta_injectionCore___lambda__1___closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_injectionCore___lambda__1___closed__7;
+x_1 = l_Lean_Meta_injectionCore___lambda__1___closed__5;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -438,7 +416,7 @@ if (x_17 == 0)
 lean_object* x_18; lean_object* x_19; 
 lean_dec(x_13);
 lean_dec(x_3);
-x_18 = l_Lean_Meta_injectionCore___lambda__1___closed__2;
+x_18 = l_Lean_Meta_mkNoConfusion___closed__5;
 x_19 = l_Lean_Meta_throwTacticEx___rarg(x_2, x_1, x_18, x_4, x_14);
 lean_dec(x_4);
 return x_19;
@@ -498,7 +476,7 @@ lean_dec(x_3);
 x_36 = lean_ctor_get(x_35, 1);
 lean_inc(x_36);
 lean_dec(x_35);
-x_37 = l_Lean_Meta_injectionCore___lambda__1___closed__5;
+x_37 = l_Lean_Meta_injectionCore___lambda__1___closed__3;
 x_38 = l_Lean_Meta_throwTacticEx___rarg(x_2, x_1, x_37, x_4, x_36);
 lean_dec(x_4);
 return x_38;
@@ -517,7 +495,7 @@ lean_dec(x_3);
 x_40 = lean_ctor_get(x_35, 1);
 lean_inc(x_40);
 lean_dec(x_35);
-x_41 = l_Lean_Meta_injectionCore___lambda__1___closed__5;
+x_41 = l_Lean_Meta_injectionCore___lambda__1___closed__3;
 x_42 = l_Lean_Meta_throwTacticEx___rarg(x_2, x_1, x_41, x_4, x_40);
 lean_dec(x_4);
 return x_42;
@@ -807,7 +785,7 @@ lean_dec(x_3);
 x_107 = lean_ctor_get(x_69, 1);
 lean_inc(x_107);
 lean_dec(x_69);
-x_108 = l_Lean_Meta_injectionCore___lambda__1___closed__8;
+x_108 = l_Lean_Meta_injectionCore___lambda__1___closed__6;
 x_109 = l_Lean_Meta_throwTacticEx___rarg(x_2, x_1, x_108, x_4, x_107);
 lean_dec(x_4);
 return x_109;
@@ -2092,10 +2070,6 @@ l_Lean_Meta_injectionCore___lambda__1___closed__5 = _init_l_Lean_Meta_injectionC
 lean_mark_persistent(l_Lean_Meta_injectionCore___lambda__1___closed__5);
 l_Lean_Meta_injectionCore___lambda__1___closed__6 = _init_l_Lean_Meta_injectionCore___lambda__1___closed__6();
 lean_mark_persistent(l_Lean_Meta_injectionCore___lambda__1___closed__6);
-l_Lean_Meta_injectionCore___lambda__1___closed__7 = _init_l_Lean_Meta_injectionCore___lambda__1___closed__7();
-lean_mark_persistent(l_Lean_Meta_injectionCore___lambda__1___closed__7);
-l_Lean_Meta_injectionCore___lambda__1___closed__8 = _init_l_Lean_Meta_injectionCore___lambda__1___closed__8();
-lean_mark_persistent(l_Lean_Meta_injectionCore___lambda__1___closed__8);
 l_Lean_Meta_injectionCore___closed__1 = _init_l_Lean_Meta_injectionCore___closed__1();
 lean_mark_persistent(l_Lean_Meta_injectionCore___closed__1);
 l_Lean_Meta_injectionCore___closed__2 = _init_l_Lean_Meta_injectionCore___closed__2();
diff --git a/stage0/stdlib/Lean/Meta/Tactic/Subst.c b/stage0/stdlib/Lean/Meta/Tactic/Subst.c
index 1d49bdd03e..7444f73c45 100644
--- a/stage0/stdlib/Lean/Meta/Tactic/Subst.c
+++ b/stage0/stdlib/Lean/Meta/Tactic/Subst.c
@@ -37,7 +37,6 @@ lean_object* l_Lean_Meta_substCore___lambda__2___boxed(lean_object*, lean_object
 lean_object* l_Lean_Meta_mkEqRec(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_subst(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_appFn_x21(lean_object*);
-lean_object* lean_expr_instantiate1(lean_object*, lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_substCore___lambda__3___closed__6;
 lean_object* lean_array_get_size(lean_object*);
@@ -59,6 +58,7 @@ lean_object* l_Array_findSomeMAux___main___at_Lean_Meta_subst___spec__5___boxed(
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_substCore___lambda__2___closed__2;
 lean_object* l_Lean_Meta_mkEqSymm(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_replaceFVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__2___boxed(lean_object*, 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*);
@@ -110,7 +110,6 @@ lean_object* l_Lean_Meta_substCore___lambda__3___closed__5;
 lean_object* l_Lean_Meta_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_substCore___lambda__3___closed__14;
-lean_object* lean_expr_abstract(lean_object*, lean_object*);
 lean_object* l_Array_findSomeMAux___main___at_Lean_Meta_subst___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Meta_Tactic_Util_1__regTraceClasses___closed__2;
 lean_object* l___private_Lean_Meta_Tactic_Subst_1__regTraceClasses(lean_object*);
@@ -241,45 +240,44 @@ lean_inc(x_5);
 x_8 = l_Lean_Meta_mkEqSymm(x_5, x_6, x_7);
 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_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
 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(x_1, x_2);
-x_12 = lean_expr_instantiate1(x_11, x_9);
+x_11 = l_Lean_Expr_replaceFVar(x_1, x_2, x_9);
 lean_dec(x_9);
-lean_dec(x_11);
-x_13 = lean_array_push(x_3, x_4);
-x_14 = lean_array_push(x_13, x_5);
-x_15 = l_Lean_Meta_mkLambda(x_14, x_12, x_6, x_10);
-return x_15;
+x_12 = lean_array_push(x_3, x_4);
+x_13 = lean_array_push(x_12, x_5);
+x_14 = l_Lean_Meta_mkLambda(x_13, x_11, x_6, x_10);
+return x_14;
 }
 else
 {
-uint8_t x_16; 
+uint8_t x_15; 
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_16 = !lean_is_exclusive(x_8);
-if (x_16 == 0)
+lean_dec(x_2);
+x_15 = !lean_is_exclusive(x_8);
+if (x_15 == 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_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_16 = lean_ctor_get(x_8, 0);
+x_17 = lean_ctor_get(x_8, 1);
 lean_inc(x_17);
+lean_inc(x_16);
 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;
+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;
 }
 }
 }
@@ -314,20 +312,20 @@ lean_inc(x_1);
 x_16 = l_Lean_Meta_getLocalDecl(x_1, x_13, x_14);
 if (lean_obj_tag(x_16) == 0)
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_281; lean_object* x_282; uint8_t x_283; 
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_275; lean_object* x_276; uint8_t x_277; 
 x_17 = lean_ctor_get(x_16, 0);
 lean_inc(x_17);
 x_18 = lean_ctor_get(x_16, 1);
 lean_inc(x_18);
 lean_dec(x_16);
-x_281 = l_Lean_LocalDecl_type(x_17);
+x_275 = l_Lean_LocalDecl_type(x_17);
 lean_dec(x_17);
-x_282 = lean_unsigned_to_nat(3u);
-x_283 = l_Lean_Expr_isAppOfArity___main(x_281, x_11, x_282);
-if (x_283 == 0)
+x_276 = lean_unsigned_to_nat(3u);
+x_277 = l_Lean_Expr_isAppOfArity___main(x_275, x_11, x_276);
+if (x_277 == 0)
 {
-lean_object* x_284; lean_object* x_285; lean_object* x_286; 
-lean_dec(x_281);
+lean_object* x_278; lean_object* x_279; lean_object* x_280; 
+lean_dec(x_275);
 lean_dec(x_15);
 lean_dec(x_10);
 lean_dec(x_9);
@@ -337,33 +335,33 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_284 = l_Lean_Meta_isClassQuick___main___closed__1;
-x_285 = l_unreachable_x21___rarg(x_284);
-x_286 = lean_apply_2(x_285, x_13, x_18);
-return x_286;
+x_278 = l_Lean_Meta_isClassQuick___main___closed__1;
+x_279 = l_unreachable_x21___rarg(x_278);
+x_280 = lean_apply_2(x_279, x_13, x_18);
+return x_280;
 }
 else
 {
 if (x_8 == 0)
 {
-lean_object* x_287; 
-x_287 = l_Lean_Expr_appArg_x21(x_281);
-lean_dec(x_281);
-x_19 = x_287;
-goto block_280;
+lean_object* x_281; 
+x_281 = l_Lean_Expr_appArg_x21(x_275);
+lean_dec(x_275);
+x_19 = x_281;
+goto block_274;
 }
 else
 {
-lean_object* x_288; lean_object* x_289; 
-x_288 = l_Lean_Expr_appFn_x21(x_281);
-lean_dec(x_281);
-x_289 = l_Lean_Expr_appArg_x21(x_288);
-lean_dec(x_288);
-x_19 = x_289;
-goto block_280;
+lean_object* x_282; lean_object* x_283; 
+x_282 = l_Lean_Expr_appFn_x21(x_275);
+lean_dec(x_275);
+x_283 = l_Lean_Expr_appArg_x21(x_282);
+lean_dec(x_282);
+x_19 = x_283;
+goto block_274;
 }
 }
-block_280:
+block_274:
 {
 lean_object* x_20; lean_object* x_21; uint8_t x_22; 
 x_20 = lean_ctor_get(x_18, 1);
@@ -377,46 +375,43 @@ if (x_22 == 0)
 lean_object* x_23; lean_object* x_24; lean_object* x_25; 
 lean_dec(x_10);
 x_23 = l_Lean_mkOptionalNode___closed__2;
+lean_inc(x_2);
 x_24 = lean_array_push(x_23, x_2);
 lean_inc(x_13);
 lean_inc(x_15);
-lean_inc(x_24);
 x_25 = l_Lean_Meta_mkLambda(x_24, x_15, x_13, x_18);
 if (lean_obj_tag(x_25) == 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; 
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
 x_26 = lean_ctor_get(x_25, 0);
 lean_inc(x_26);
 x_27 = lean_ctor_get(x_25, 1);
 lean_inc(x_27);
 lean_dec(x_25);
-x_28 = lean_expr_abstract(x_15, x_24);
-lean_dec(x_24);
-lean_dec(x_15);
-x_29 = lean_expr_instantiate1(x_28, x_19);
+x_28 = l_Lean_Expr_replaceFVar(x_15, x_2, x_19);
 lean_dec(x_19);
-lean_dec(x_28);
+lean_dec(x_15);
 if (x_8 == 0)
 {
-lean_object* x_96; 
+lean_object* x_95; 
 lean_inc(x_13);
-x_96 = l_Lean_Meta_mkEqSymm(x_9, x_13, x_27);
-if (lean_obj_tag(x_96) == 0)
+x_95 = l_Lean_Meta_mkEqSymm(x_9, x_13, x_27);
+if (lean_obj_tag(x_95) == 0)
 {
-lean_object* x_97; lean_object* x_98; 
-x_97 = lean_ctor_get(x_96, 0);
+lean_object* x_96; lean_object* x_97; 
+x_96 = lean_ctor_get(x_95, 0);
+lean_inc(x_96);
+x_97 = lean_ctor_get(x_95, 1);
 lean_inc(x_97);
-x_98 = lean_ctor_get(x_96, 1);
-lean_inc(x_98);
-lean_dec(x_96);
+lean_dec(x_95);
+x_29 = x_96;
 x_30 = x_97;
-x_31 = x_98;
-goto block_95;
+goto block_94;
 }
 else
 {
-uint8_t x_99; 
-lean_dec(x_29);
+uint8_t x_98; 
+lean_dec(x_28);
 lean_dec(x_26);
 lean_dec(x_13);
 lean_dec(x_7);
@@ -424,308 +419,307 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_99 = !lean_is_exclusive(x_96);
-if (x_99 == 0)
+x_98 = !lean_is_exclusive(x_95);
+if (x_98 == 0)
 {
-return x_96;
+return x_95;
 }
 else
 {
-lean_object* x_100; lean_object* x_101; lean_object* x_102; 
-x_100 = lean_ctor_get(x_96, 0);
-x_101 = lean_ctor_get(x_96, 1);
-lean_inc(x_101);
+lean_object* x_99; lean_object* x_100; lean_object* x_101; 
+x_99 = lean_ctor_get(x_95, 0);
+x_100 = lean_ctor_get(x_95, 1);
 lean_inc(x_100);
-lean_dec(x_96);
-x_102 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_102, 0, x_100);
-lean_ctor_set(x_102, 1, x_101);
-return x_102;
+lean_inc(x_99);
+lean_dec(x_95);
+x_101 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_101, 0, x_99);
+lean_ctor_set(x_101, 1, x_100);
+return x_101;
 }
 }
 }
 else
 {
-x_30 = x_9;
-x_31 = x_27;
-goto block_95;
+x_29 = x_9;
+x_30 = x_27;
+goto block_94;
 }
-block_95:
+block_94:
 {
-uint8_t x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_32 = 2;
+uint8_t x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_31 = 2;
 lean_inc(x_13);
-x_33 = l_Lean_Meta_mkFreshExprMVar(x_29, x_3, x_32, x_13, x_31);
-x_34 = lean_ctor_get(x_33, 0);
+x_32 = l_Lean_Meta_mkFreshExprMVar(x_28, x_3, x_31, x_13, x_30);
+x_33 = lean_ctor_get(x_32, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_32, 1);
 lean_inc(x_34);
-x_35 = lean_ctor_get(x_33, 1);
-lean_inc(x_35);
-lean_dec(x_33);
+lean_dec(x_32);
 lean_inc(x_13);
-lean_inc(x_34);
-x_36 = l_Lean_Meta_mkEqNDRec(x_26, x_34, x_30, x_13, x_35);
-if (lean_obj_tag(x_36) == 0)
+lean_inc(x_33);
+x_35 = l_Lean_Meta_mkEqNDRec(x_26, x_33, x_29, x_13, x_34);
+if (lean_obj_tag(x_35) == 0)
 {
-lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
-x_37 = lean_ctor_get(x_36, 0);
+lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_ctor_get(x_35, 1);
 lean_inc(x_37);
-x_38 = lean_ctor_get(x_36, 1);
-lean_inc(x_38);
-lean_dec(x_36);
-x_39 = l_Lean_Expr_mvarId_x21(x_34);
-lean_dec(x_34);
-x_40 = l_Lean_Meta_assignExprMVar(x_4, x_37, x_13, x_38);
-if (lean_obj_tag(x_40) == 0)
+lean_dec(x_35);
+x_38 = l_Lean_Expr_mvarId_x21(x_33);
+lean_dec(x_33);
+x_39 = l_Lean_Meta_assignExprMVar(x_4, x_36, x_13, x_37);
+if (lean_obj_tag(x_39) == 0)
 {
-lean_object* x_41; lean_object* x_42; 
-x_41 = lean_ctor_get(x_40, 1);
-lean_inc(x_41);
-lean_dec(x_40);
-x_42 = l_Lean_Meta_clear(x_39, x_1, x_13, x_41);
-if (lean_obj_tag(x_42) == 0)
+lean_object* x_40; lean_object* x_41; 
+x_40 = lean_ctor_get(x_39, 1);
+lean_inc(x_40);
+lean_dec(x_39);
+x_41 = l_Lean_Meta_clear(x_38, x_1, x_13, x_40);
+if (lean_obj_tag(x_41) == 0)
 {
-lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_43 = lean_ctor_get(x_42, 0);
+lean_object* x_42; lean_object* x_43; lean_object* x_44; 
+x_42 = lean_ctor_get(x_41, 0);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_41, 1);
 lean_inc(x_43);
-x_44 = lean_ctor_get(x_42, 1);
-lean_inc(x_44);
-lean_dec(x_42);
-x_45 = l_Lean_Meta_clear(x_43, x_5, x_13, x_44);
-if (lean_obj_tag(x_45) == 0)
+lean_dec(x_41);
+x_44 = l_Lean_Meta_clear(x_42, x_5, x_13, x_43);
+if (lean_obj_tag(x_44) == 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_object* x_52; 
-x_46 = lean_ctor_get(x_45, 0);
+lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; uint8_t x_50; lean_object* x_51; 
+x_45 = lean_ctor_get(x_44, 0);
+lean_inc(x_45);
+x_46 = lean_ctor_get(x_44, 1);
 lean_inc(x_46);
-x_47 = lean_ctor_get(x_45, 1);
-lean_inc(x_47);
-lean_dec(x_45);
-x_48 = lean_array_get_size(x_6);
-x_49 = lean_unsigned_to_nat(2u);
-x_50 = lean_nat_sub(x_48, x_49);
-lean_dec(x_48);
-x_51 = 0;
-x_52 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_51, x_46, x_50, x_7, x_13, x_47);
-if (lean_obj_tag(x_52) == 0)
+lean_dec(x_44);
+x_47 = lean_array_get_size(x_6);
+x_48 = lean_unsigned_to_nat(2u);
+x_49 = lean_nat_sub(x_47, x_48);
+lean_dec(x_47);
+x_50 = 0;
+x_51 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_50, x_45, x_49, x_7, x_13, x_46);
+if (lean_obj_tag(x_51) == 0)
 {
-lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_53 = lean_ctor_get(x_52, 0);
+lean_object* x_52; lean_object* x_53; uint8_t x_54; 
+x_52 = lean_ctor_get(x_51, 0);
+lean_inc(x_52);
+x_53 = lean_ctor_get(x_51, 1);
 lean_inc(x_53);
-x_54 = lean_ctor_get(x_52, 1);
-lean_inc(x_54);
-lean_dec(x_52);
-x_55 = !lean_is_exclusive(x_53);
-if (x_55 == 0)
+lean_dec(x_51);
+x_54 = !lean_is_exclusive(x_52);
+if (x_54 == 0)
 {
-lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; uint8_t x_60; 
-x_56 = lean_ctor_get(x_53, 0);
-x_57 = lean_array_get_size(x_56);
-x_58 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_57);
-x_59 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__1(x_6, x_56, x_57, x_57, x_58, x_13, x_54);
+lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; uint8_t x_59; 
+x_55 = lean_ctor_get(x_52, 0);
+x_56 = lean_array_get_size(x_55);
+x_57 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_56);
+x_58 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__1(x_6, x_55, x_56, x_56, x_57, x_13, x_53);
 lean_dec(x_13);
-lean_dec(x_57);
 lean_dec(x_56);
-x_60 = !lean_is_exclusive(x_59);
-if (x_60 == 0)
+lean_dec(x_55);
+x_59 = !lean_is_exclusive(x_58);
+if (x_59 == 0)
 {
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_59, 0);
-lean_ctor_set(x_53, 0, x_61);
-lean_ctor_set(x_59, 0, x_53);
-return x_59;
+lean_object* x_60; 
+x_60 = lean_ctor_get(x_58, 0);
+lean_ctor_set(x_52, 0, x_60);
+lean_ctor_set(x_58, 0, x_52);
+return x_58;
 }
 else
 {
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_59, 0);
-x_63 = lean_ctor_get(x_59, 1);
-lean_inc(x_63);
+lean_object* x_61; lean_object* x_62; lean_object* x_63; 
+x_61 = lean_ctor_get(x_58, 0);
+x_62 = lean_ctor_get(x_58, 1);
 lean_inc(x_62);
-lean_dec(x_59);
-lean_ctor_set(x_53, 0, x_62);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_53);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
+lean_inc(x_61);
+lean_dec(x_58);
+lean_ctor_set(x_52, 0, x_61);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_52);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
 }
 }
 else
 {
-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_65 = lean_ctor_get(x_53, 0);
-x_66 = lean_ctor_get(x_53, 1);
-lean_inc(x_66);
+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_64 = lean_ctor_get(x_52, 0);
+x_65 = lean_ctor_get(x_52, 1);
 lean_inc(x_65);
-lean_dec(x_53);
-x_67 = lean_array_get_size(x_65);
-x_68 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_67);
-x_69 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__1(x_6, x_65, x_67, x_67, x_68, x_13, x_54);
-lean_dec(x_13);
-lean_dec(x_67);
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_69, 0);
-lean_inc(x_70);
-x_71 = lean_ctor_get(x_69, 1);
-lean_inc(x_71);
-if (lean_is_exclusive(x_69)) {
- lean_ctor_release(x_69, 0);
- lean_ctor_release(x_69, 1);
- x_72 = x_69;
-} else {
- lean_dec_ref(x_69);
- x_72 = lean_box(0);
-}
-x_73 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_73, 0, x_70);
-lean_ctor_set(x_73, 1, x_66);
-if (lean_is_scalar(x_72)) {
- x_74 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_74 = x_72;
-}
-lean_ctor_set(x_74, 0, x_73);
-lean_ctor_set(x_74, 1, x_71);
-return x_74;
-}
-}
-else
-{
-uint8_t x_75; 
-lean_dec(x_13);
-x_75 = !lean_is_exclusive(x_52);
-if (x_75 == 0)
-{
-return x_52;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; 
-x_76 = lean_ctor_get(x_52, 0);
-x_77 = lean_ctor_get(x_52, 1);
-lean_inc(x_77);
-lean_inc(x_76);
+lean_inc(x_64);
 lean_dec(x_52);
-x_78 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_78, 0, x_76);
-lean_ctor_set(x_78, 1, x_77);
-return x_78;
+x_66 = lean_array_get_size(x_64);
+x_67 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_66);
+x_68 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__1(x_6, x_64, x_66, x_66, x_67, x_13, x_53);
+lean_dec(x_13);
+lean_dec(x_66);
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_68, 0);
+lean_inc(x_69);
+x_70 = lean_ctor_get(x_68, 1);
+lean_inc(x_70);
+if (lean_is_exclusive(x_68)) {
+ lean_ctor_release(x_68, 0);
+ lean_ctor_release(x_68, 1);
+ x_71 = x_68;
+} else {
+ lean_dec_ref(x_68);
+ x_71 = lean_box(0);
+}
+x_72 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_72, 0, x_69);
+lean_ctor_set(x_72, 1, x_65);
+if (lean_is_scalar(x_71)) {
+ x_73 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_73 = x_71;
+}
+lean_ctor_set(x_73, 0, x_72);
+lean_ctor_set(x_73, 1, x_70);
+return x_73;
+}
+}
+else
+{
+uint8_t x_74; 
+lean_dec(x_13);
+x_74 = !lean_is_exclusive(x_51);
+if (x_74 == 0)
+{
+return x_51;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; lean_object* x_77; 
+x_75 = lean_ctor_get(x_51, 0);
+x_76 = lean_ctor_get(x_51, 1);
+lean_inc(x_76);
+lean_inc(x_75);
+lean_dec(x_51);
+x_77 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_77, 0, x_75);
+lean_ctor_set(x_77, 1, x_76);
+return x_77;
 }
 }
 }
 else
 {
-uint8_t x_79; 
+uint8_t x_78; 
 lean_dec(x_13);
 lean_dec(x_7);
-x_79 = !lean_is_exclusive(x_45);
-if (x_79 == 0)
+x_78 = !lean_is_exclusive(x_44);
+if (x_78 == 0)
 {
-return x_45;
+return x_44;
 }
 else
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; 
-x_80 = lean_ctor_get(x_45, 0);
-x_81 = lean_ctor_get(x_45, 1);
-lean_inc(x_81);
+lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_79 = lean_ctor_get(x_44, 0);
+x_80 = lean_ctor_get(x_44, 1);
 lean_inc(x_80);
-lean_dec(x_45);
-x_82 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_82, 0, x_80);
-lean_ctor_set(x_82, 1, x_81);
-return x_82;
+lean_inc(x_79);
+lean_dec(x_44);
+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
 {
-uint8_t x_83; 
+uint8_t x_82; 
 lean_dec(x_13);
 lean_dec(x_7);
 lean_dec(x_5);
-x_83 = !lean_is_exclusive(x_42);
-if (x_83 == 0)
+x_82 = !lean_is_exclusive(x_41);
+if (x_82 == 0)
 {
-return x_42;
+return x_41;
 }
 else
 {
-lean_object* x_84; lean_object* x_85; lean_object* x_86; 
-x_84 = lean_ctor_get(x_42, 0);
-x_85 = lean_ctor_get(x_42, 1);
-lean_inc(x_85);
+lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_83 = lean_ctor_get(x_41, 0);
+x_84 = lean_ctor_get(x_41, 1);
 lean_inc(x_84);
-lean_dec(x_42);
-x_86 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_86, 0, x_84);
-lean_ctor_set(x_86, 1, x_85);
-return x_86;
+lean_inc(x_83);
+lean_dec(x_41);
+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
 {
-uint8_t x_87; 
-lean_dec(x_39);
+uint8_t x_86; 
+lean_dec(x_38);
 lean_dec(x_13);
 lean_dec(x_7);
 lean_dec(x_5);
 lean_dec(x_1);
-x_87 = !lean_is_exclusive(x_40);
-if (x_87 == 0)
+x_86 = !lean_is_exclusive(x_39);
+if (x_86 == 0)
 {
-return x_40;
+return x_39;
 }
 else
 {
-lean_object* x_88; lean_object* x_89; lean_object* x_90; 
-x_88 = lean_ctor_get(x_40, 0);
-x_89 = lean_ctor_get(x_40, 1);
-lean_inc(x_89);
+lean_object* x_87; lean_object* x_88; lean_object* x_89; 
+x_87 = lean_ctor_get(x_39, 0);
+x_88 = lean_ctor_get(x_39, 1);
 lean_inc(x_88);
-lean_dec(x_40);
-x_90 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_90, 0, x_88);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
+lean_inc(x_87);
+lean_dec(x_39);
+x_89 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_89, 0, x_87);
+lean_ctor_set(x_89, 1, x_88);
+return x_89;
 }
 }
 }
 else
 {
-uint8_t x_91; 
-lean_dec(x_34);
+uint8_t x_90; 
+lean_dec(x_33);
 lean_dec(x_13);
 lean_dec(x_7);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_91 = !lean_is_exclusive(x_36);
-if (x_91 == 0)
+x_90 = !lean_is_exclusive(x_35);
+if (x_90 == 0)
 {
-return x_36;
+return x_35;
 }
 else
 {
-lean_object* x_92; lean_object* x_93; lean_object* x_94; 
-x_92 = lean_ctor_get(x_36, 0);
-x_93 = lean_ctor_get(x_36, 1);
-lean_inc(x_93);
+lean_object* x_91; lean_object* x_92; lean_object* x_93; 
+x_91 = lean_ctor_get(x_35, 0);
+x_92 = lean_ctor_get(x_35, 1);
 lean_inc(x_92);
-lean_dec(x_36);
-x_94 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_94, 0, x_92);
-lean_ctor_set(x_94, 1, x_93);
-return x_94;
+lean_inc(x_91);
+lean_dec(x_35);
+x_93 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_93, 0, x_91);
+lean_ctor_set(x_93, 1, x_92);
+return x_93;
 }
 }
 }
 }
 else
 {
-uint8_t x_103; 
-lean_dec(x_24);
+uint8_t x_102; 
 lean_dec(x_19);
 lean_dec(x_15);
 lean_dec(x_13);
@@ -734,399 +728,393 @@ lean_dec(x_7);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
-x_103 = !lean_is_exclusive(x_25);
-if (x_103 == 0)
+x_102 = !lean_is_exclusive(x_25);
+if (x_102 == 0)
 {
 return x_25;
 }
 else
 {
-lean_object* x_104; lean_object* x_105; lean_object* x_106; 
-x_104 = lean_ctor_get(x_25, 0);
-x_105 = lean_ctor_get(x_25, 1);
-lean_inc(x_105);
+lean_object* x_103; lean_object* x_104; lean_object* x_105; 
+x_103 = lean_ctor_get(x_25, 0);
+x_104 = lean_ctor_get(x_25, 1);
 lean_inc(x_104);
+lean_inc(x_103);
 lean_dec(x_25);
-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;
+x_105 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_105, 0, x_103);
+lean_ctor_set(x_105, 1, x_104);
+return x_105;
 }
 }
 }
 else
 {
-lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; 
-x_107 = l_Lean_mkOptionalNode___closed__2;
+lean_object* x_106; lean_object* x_107; 
 lean_inc(x_2);
-x_108 = lean_array_push(x_107, x_2);
-x_109 = lean_expr_abstract(x_15, x_108);
-lean_dec(x_108);
-x_110 = lean_expr_instantiate1(x_109, x_19);
-lean_dec(x_109);
+x_106 = l_Lean_Expr_replaceFVar(x_15, x_2, x_19);
 lean_inc(x_13);
 lean_inc(x_19);
-x_111 = l_Lean_Meta_mkEqRefl(x_19, x_13, x_18);
+x_107 = l_Lean_Meta_mkEqRefl(x_19, x_13, x_18);
+if (lean_obj_tag(x_107) == 0)
+{
+lean_object* x_108; lean_object* x_109; lean_object* x_110; 
+x_108 = lean_ctor_get(x_107, 0);
+lean_inc(x_108);
+x_109 = lean_ctor_get(x_107, 1);
+lean_inc(x_109);
+lean_dec(x_107);
+lean_inc(x_9);
+x_110 = l_Lean_Expr_replaceFVar(x_106, x_9, x_108);
+lean_dec(x_108);
+lean_dec(x_106);
+if (x_8 == 0)
+{
+lean_object* x_111; 
+lean_inc(x_13);
+lean_inc(x_2);
+x_111 = l_Lean_Meta_mkEq(x_19, x_2, x_13, x_109);
 if (lean_obj_tag(x_111) == 0)
 {
-lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; lean_object* x_117; 
 x_112 = lean_ctor_get(x_111, 0);
 lean_inc(x_112);
 x_113 = lean_ctor_get(x_111, 1);
 lean_inc(x_113);
 lean_dec(x_111);
 lean_inc(x_9);
-x_114 = lean_array_push(x_107, x_9);
-x_115 = lean_expr_abstract(x_110, x_114);
-lean_dec(x_110);
-x_116 = lean_expr_instantiate1(x_115, x_112);
-lean_dec(x_112);
-lean_dec(x_115);
-if (x_8 == 0)
-{
-lean_object* x_117; 
+x_114 = lean_alloc_closure((void*)(l_Lean_Meta_substCore___lambda__1___boxed), 7, 4);
+lean_closure_set(x_114, 0, x_15);
+lean_closure_set(x_114, 1, x_9);
+lean_closure_set(x_114, 2, x_10);
+lean_closure_set(x_114, 3, x_2);
+x_115 = l_Lean_Meta_substCore___lambda__2___closed__2;
+x_116 = 0;
 lean_inc(x_13);
-lean_inc(x_2);
-x_117 = l_Lean_Meta_mkEq(x_19, x_2, x_13, x_113);
+x_117 = l_Lean_Meta_withLocalDecl___rarg(x_115, x_112, x_116, x_114, x_13, x_113);
 if (lean_obj_tag(x_117) == 0)
 {
-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_118; lean_object* x_119; lean_object* x_120; 
 x_118 = lean_ctor_get(x_117, 0);
 lean_inc(x_118);
 x_119 = lean_ctor_get(x_117, 1);
 lean_inc(x_119);
 lean_dec(x_117);
-x_120 = lean_alloc_closure((void*)(l_Lean_Meta_substCore___lambda__1___boxed), 7, 4);
-lean_closure_set(x_120, 0, x_15);
-lean_closure_set(x_120, 1, x_114);
-lean_closure_set(x_120, 2, x_10);
-lean_closure_set(x_120, 3, x_2);
-x_121 = l_Lean_Meta_substCore___lambda__2___closed__2;
-x_122 = 0;
 lean_inc(x_13);
-x_123 = l_Lean_Meta_withLocalDecl___rarg(x_121, x_118, x_122, x_120, x_13, x_119);
-if (lean_obj_tag(x_123) == 0)
+x_120 = l_Lean_Meta_mkEqSymm(x_9, x_13, x_119);
+if (lean_obj_tag(x_120) == 0)
 {
-lean_object* x_124; lean_object* x_125; lean_object* x_126; 
-x_124 = lean_ctor_get(x_123, 0);
-lean_inc(x_124);
-x_125 = lean_ctor_get(x_123, 1);
+lean_object* x_121; lean_object* x_122; uint8_t x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; 
+x_121 = lean_ctor_get(x_120, 0);
+lean_inc(x_121);
+x_122 = lean_ctor_get(x_120, 1);
+lean_inc(x_122);
+lean_dec(x_120);
+x_123 = 2;
+lean_inc(x_13);
+x_124 = l_Lean_Meta_mkFreshExprMVar(x_110, x_3, x_123, x_13, x_122);
+x_125 = lean_ctor_get(x_124, 0);
 lean_inc(x_125);
-lean_dec(x_123);
+x_126 = lean_ctor_get(x_124, 1);
+lean_inc(x_126);
+lean_dec(x_124);
 lean_inc(x_13);
-x_126 = l_Lean_Meta_mkEqSymm(x_9, x_13, x_125);
-if (lean_obj_tag(x_126) == 0)
+lean_inc(x_125);
+x_127 = l_Lean_Meta_mkEqRec(x_118, x_125, x_121, x_13, x_126);
+if (lean_obj_tag(x_127) == 0)
 {
-lean_object* x_127; lean_object* x_128; uint8_t x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; 
-x_127 = lean_ctor_get(x_126, 0);
-lean_inc(x_127);
-x_128 = lean_ctor_get(x_126, 1);
+lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; 
+x_128 = lean_ctor_get(x_127, 0);
 lean_inc(x_128);
-lean_dec(x_126);
-x_129 = 2;
-lean_inc(x_13);
-x_130 = l_Lean_Meta_mkFreshExprMVar(x_116, x_3, x_129, x_13, x_128);
-x_131 = lean_ctor_get(x_130, 0);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_130, 1);
+x_129 = lean_ctor_get(x_127, 1);
+lean_inc(x_129);
+lean_dec(x_127);
+x_130 = l_Lean_Expr_mvarId_x21(x_125);
+lean_dec(x_125);
+x_131 = l_Lean_Meta_assignExprMVar(x_4, x_128, x_13, x_129);
+if (lean_obj_tag(x_131) == 0)
+{
+lean_object* x_132; lean_object* x_133; 
+x_132 = lean_ctor_get(x_131, 1);
 lean_inc(x_132);
-lean_dec(x_130);
-lean_inc(x_13);
-lean_inc(x_131);
-x_133 = l_Lean_Meta_mkEqRec(x_124, x_131, x_127, x_13, x_132);
+lean_dec(x_131);
+x_133 = l_Lean_Meta_clear(x_130, x_1, x_13, x_132);
 if (lean_obj_tag(x_133) == 0)
 {
-lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; 
+lean_object* x_134; lean_object* x_135; lean_object* x_136; 
 x_134 = lean_ctor_get(x_133, 0);
 lean_inc(x_134);
 x_135 = lean_ctor_get(x_133, 1);
 lean_inc(x_135);
 lean_dec(x_133);
-x_136 = l_Lean_Expr_mvarId_x21(x_131);
-lean_dec(x_131);
-x_137 = l_Lean_Meta_assignExprMVar(x_4, x_134, x_13, x_135);
-if (lean_obj_tag(x_137) == 0)
+x_136 = l_Lean_Meta_clear(x_134, x_5, x_13, x_135);
+if (lean_obj_tag(x_136) == 0)
 {
-lean_object* x_138; lean_object* x_139; 
-x_138 = lean_ctor_get(x_137, 1);
+lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; lean_object* x_143; 
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_136, 1);
 lean_inc(x_138);
-lean_dec(x_137);
-x_139 = l_Lean_Meta_clear(x_136, x_1, x_13, x_138);
-if (lean_obj_tag(x_139) == 0)
-{
-lean_object* x_140; lean_object* x_141; lean_object* x_142; 
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_139, 1);
-lean_inc(x_141);
-lean_dec(x_139);
-x_142 = l_Lean_Meta_clear(x_140, x_5, x_13, x_141);
-if (lean_obj_tag(x_142) == 0)
-{
-lean_object* x_143; lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; uint8_t x_148; lean_object* x_149; 
-x_143 = lean_ctor_get(x_142, 0);
-lean_inc(x_143);
-x_144 = lean_ctor_get(x_142, 1);
-lean_inc(x_144);
-lean_dec(x_142);
-x_145 = lean_array_get_size(x_6);
-x_146 = lean_unsigned_to_nat(2u);
-x_147 = lean_nat_sub(x_145, x_146);
-lean_dec(x_145);
-x_148 = 0;
-x_149 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_148, x_143, x_147, x_7, x_13, x_144);
-if (lean_obj_tag(x_149) == 0)
-{
-lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_ctor_get(x_149, 1);
-lean_inc(x_151);
-lean_dec(x_149);
-x_152 = !lean_is_exclusive(x_150);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; uint8_t x_157; 
-x_153 = lean_ctor_get(x_150, 0);
-x_154 = lean_array_get_size(x_153);
-x_155 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_154);
-x_156 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__2(x_6, x_153, x_154, x_154, x_155, x_13, x_151);
-lean_dec(x_13);
-lean_dec(x_154);
-lean_dec(x_153);
-x_157 = !lean_is_exclusive(x_156);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_156, 0);
-lean_ctor_set(x_150, 0, x_158);
-lean_ctor_set(x_156, 0, x_150);
-return x_156;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; lean_object* x_161; 
-x_159 = lean_ctor_get(x_156, 0);
-x_160 = lean_ctor_get(x_156, 1);
-lean_inc(x_160);
-lean_inc(x_159);
-lean_dec(x_156);
-lean_ctor_set(x_150, 0, x_159);
-x_161 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_161, 0, x_150);
-lean_ctor_set(x_161, 1, x_160);
-return x_161;
-}
-}
-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_object* x_170; lean_object* x_171; 
-x_162 = lean_ctor_get(x_150, 0);
-x_163 = lean_ctor_get(x_150, 1);
-lean_inc(x_163);
-lean_inc(x_162);
-lean_dec(x_150);
-x_164 = lean_array_get_size(x_162);
-x_165 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_164);
-x_166 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__2(x_6, x_162, x_164, x_164, x_165, x_13, x_151);
-lean_dec(x_13);
-lean_dec(x_164);
-lean_dec(x_162);
-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);
-}
-x_170 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_170, 0, x_167);
-lean_ctor_set(x_170, 1, x_163);
-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_170);
-lean_ctor_set(x_171, 1, x_168);
-return x_171;
-}
-}
-else
-{
-uint8_t x_172; 
-lean_dec(x_13);
-x_172 = !lean_is_exclusive(x_149);
-if (x_172 == 0)
-{
-return x_149;
-}
-else
-{
-lean_object* x_173; lean_object* x_174; lean_object* x_175; 
-x_173 = lean_ctor_get(x_149, 0);
-x_174 = lean_ctor_get(x_149, 1);
-lean_inc(x_174);
-lean_inc(x_173);
-lean_dec(x_149);
-x_175 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_175, 0, x_173);
-lean_ctor_set(x_175, 1, x_174);
-return x_175;
-}
-}
-}
-else
-{
-uint8_t x_176; 
-lean_dec(x_13);
-lean_dec(x_7);
-x_176 = !lean_is_exclusive(x_142);
-if (x_176 == 0)
-{
-return x_142;
-}
-else
-{
-lean_object* x_177; lean_object* x_178; lean_object* x_179; 
-x_177 = lean_ctor_get(x_142, 0);
-x_178 = lean_ctor_get(x_142, 1);
-lean_inc(x_178);
-lean_inc(x_177);
-lean_dec(x_142);
-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
-{
-uint8_t x_180; 
-lean_dec(x_13);
-lean_dec(x_7);
-lean_dec(x_5);
-x_180 = !lean_is_exclusive(x_139);
-if (x_180 == 0)
-{
-return x_139;
-}
-else
-{
-lean_object* x_181; lean_object* x_182; lean_object* x_183; 
-x_181 = lean_ctor_get(x_139, 0);
-x_182 = lean_ctor_get(x_139, 1);
-lean_inc(x_182);
-lean_inc(x_181);
-lean_dec(x_139);
-x_183 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_183, 0, x_181);
-lean_ctor_set(x_183, 1, x_182);
-return x_183;
-}
-}
-}
-else
-{
-uint8_t x_184; 
 lean_dec(x_136);
-lean_dec(x_13);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_1);
-x_184 = !lean_is_exclusive(x_137);
-if (x_184 == 0)
+x_139 = lean_array_get_size(x_6);
+x_140 = lean_unsigned_to_nat(2u);
+x_141 = lean_nat_sub(x_139, x_140);
+lean_dec(x_139);
+x_142 = 0;
+x_143 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_142, x_137, x_141, x_7, x_13, x_138);
+if (lean_obj_tag(x_143) == 0)
 {
-return x_137;
+lean_object* x_144; lean_object* x_145; uint8_t x_146; 
+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 = !lean_is_exclusive(x_144);
+if (x_146 == 0)
+{
+lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_147 = lean_ctor_get(x_144, 0);
+x_148 = lean_array_get_size(x_147);
+x_149 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_148);
+x_150 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__2(x_6, x_147, x_148, x_148, x_149, x_13, x_145);
+lean_dec(x_13);
+lean_dec(x_148);
+lean_dec(x_147);
+x_151 = !lean_is_exclusive(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; 
+x_152 = lean_ctor_get(x_150, 0);
+lean_ctor_set(x_144, 0, x_152);
+lean_ctor_set(x_150, 0, x_144);
+return x_150;
 }
 else
 {
-lean_object* x_185; lean_object* x_186; lean_object* x_187; 
-x_185 = lean_ctor_get(x_137, 0);
-x_186 = lean_ctor_get(x_137, 1);
-lean_inc(x_186);
-lean_inc(x_185);
-lean_dec(x_137);
-x_187 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_187, 0, x_185);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
+lean_object* x_153; lean_object* x_154; lean_object* x_155; 
+x_153 = lean_ctor_get(x_150, 0);
+x_154 = lean_ctor_get(x_150, 1);
+lean_inc(x_154);
+lean_inc(x_153);
+lean_dec(x_150);
+lean_ctor_set(x_144, 0, x_153);
+x_155 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_155, 0, x_144);
+lean_ctor_set(x_155, 1, x_154);
+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; 
+x_156 = lean_ctor_get(x_144, 0);
+x_157 = lean_ctor_get(x_144, 1);
+lean_inc(x_157);
+lean_inc(x_156);
+lean_dec(x_144);
+x_158 = lean_array_get_size(x_156);
+x_159 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_158);
+x_160 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__2(x_6, x_156, x_158, x_158, x_159, x_13, x_145);
+lean_dec(x_13);
+lean_dec(x_158);
+lean_dec(x_156);
+x_161 = lean_ctor_get(x_160, 0);
+lean_inc(x_161);
+x_162 = lean_ctor_get(x_160, 1);
+lean_inc(x_162);
+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_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_164, 0, x_161);
+lean_ctor_set(x_164, 1, x_157);
+if (lean_is_scalar(x_163)) {
+ x_165 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_165 = x_163;
+}
+lean_ctor_set(x_165, 0, x_164);
+lean_ctor_set(x_165, 1, x_162);
+return x_165;
+}
+}
+else
+{
+uint8_t x_166; 
+lean_dec(x_13);
+x_166 = !lean_is_exclusive(x_143);
+if (x_166 == 0)
+{
+return x_143;
+}
+else
+{
+lean_object* x_167; lean_object* x_168; lean_object* x_169; 
+x_167 = lean_ctor_get(x_143, 0);
+x_168 = lean_ctor_get(x_143, 1);
+lean_inc(x_168);
+lean_inc(x_167);
+lean_dec(x_143);
+x_169 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_169, 0, x_167);
+lean_ctor_set(x_169, 1, x_168);
+return x_169;
 }
 }
 }
 else
 {
-uint8_t x_188; 
-lean_dec(x_131);
+uint8_t x_170; 
+lean_dec(x_13);
+lean_dec(x_7);
+x_170 = !lean_is_exclusive(x_136);
+if (x_170 == 0)
+{
+return x_136;
+}
+else
+{
+lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+x_171 = lean_ctor_get(x_136, 0);
+x_172 = lean_ctor_get(x_136, 1);
+lean_inc(x_172);
+lean_inc(x_171);
+lean_dec(x_136);
+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;
+}
+}
+}
+else
+{
+uint8_t x_174; 
 lean_dec(x_13);
 lean_dec(x_7);
 lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_188 = !lean_is_exclusive(x_133);
-if (x_188 == 0)
+x_174 = !lean_is_exclusive(x_133);
+if (x_174 == 0)
 {
 return x_133;
 }
 else
 {
-lean_object* x_189; lean_object* x_190; lean_object* x_191; 
-x_189 = lean_ctor_get(x_133, 0);
-x_190 = lean_ctor_get(x_133, 1);
-lean_inc(x_190);
-lean_inc(x_189);
+lean_object* x_175; lean_object* x_176; lean_object* x_177; 
+x_175 = lean_ctor_get(x_133, 0);
+x_176 = lean_ctor_get(x_133, 1);
+lean_inc(x_176);
+lean_inc(x_175);
 lean_dec(x_133);
-x_191 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_191, 0, x_189);
-lean_ctor_set(x_191, 1, x_190);
-return x_191;
+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
 {
-uint8_t x_192; 
-lean_dec(x_124);
-lean_dec(x_116);
+uint8_t x_178; 
+lean_dec(x_130);
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_1);
+x_178 = !lean_is_exclusive(x_131);
+if (x_178 == 0)
+{
+return x_131;
+}
+else
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; 
+x_179 = lean_ctor_get(x_131, 0);
+x_180 = lean_ctor_get(x_131, 1);
+lean_inc(x_180);
+lean_inc(x_179);
+lean_dec(x_131);
+x_181 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_181, 0, x_179);
+lean_ctor_set(x_181, 1, x_180);
+return x_181;
+}
+}
+}
+else
+{
+uint8_t x_182; 
+lean_dec(x_125);
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_182 = !lean_is_exclusive(x_127);
+if (x_182 == 0)
+{
+return x_127;
+}
+else
+{
+lean_object* x_183; lean_object* x_184; lean_object* x_185; 
+x_183 = lean_ctor_get(x_127, 0);
+x_184 = lean_ctor_get(x_127, 1);
+lean_inc(x_184);
+lean_inc(x_183);
+lean_dec(x_127);
+x_185 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_185, 0, x_183);
+lean_ctor_set(x_185, 1, x_184);
+return x_185;
+}
+}
+}
+else
+{
+uint8_t x_186; 
+lean_dec(x_118);
+lean_dec(x_110);
 lean_dec(x_13);
 lean_dec(x_7);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_192 = !lean_is_exclusive(x_126);
-if (x_192 == 0)
+x_186 = !lean_is_exclusive(x_120);
+if (x_186 == 0)
 {
-return x_126;
+return x_120;
 }
 else
 {
-lean_object* x_193; lean_object* x_194; lean_object* x_195; 
-x_193 = lean_ctor_get(x_126, 0);
-x_194 = lean_ctor_get(x_126, 1);
-lean_inc(x_194);
-lean_inc(x_193);
-lean_dec(x_126);
-x_195 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_195, 0, x_193);
-lean_ctor_set(x_195, 1, x_194);
-return x_195;
+lean_object* x_187; lean_object* x_188; lean_object* x_189; 
+x_187 = lean_ctor_get(x_120, 0);
+x_188 = lean_ctor_get(x_120, 1);
+lean_inc(x_188);
+lean_inc(x_187);
+lean_dec(x_120);
+x_189 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_189, 0, x_187);
+lean_ctor_set(x_189, 1, x_188);
+return x_189;
 }
 }
 }
 else
 {
-uint8_t x_196; 
-lean_dec(x_116);
+uint8_t x_190; 
+lean_dec(x_110);
 lean_dec(x_13);
 lean_dec(x_9);
 lean_dec(x_7);
@@ -1134,384 +1122,30 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_196 = !lean_is_exclusive(x_123);
-if (x_196 == 0)
-{
-return x_123;
-}
-else
-{
-lean_object* x_197; lean_object* x_198; lean_object* x_199; 
-x_197 = lean_ctor_get(x_123, 0);
-x_198 = lean_ctor_get(x_123, 1);
-lean_inc(x_198);
-lean_inc(x_197);
-lean_dec(x_123);
-x_199 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_199, 0, x_197);
-lean_ctor_set(x_199, 1, x_198);
-return x_199;
-}
-}
-}
-else
-{
-uint8_t x_200; 
-lean_dec(x_116);
-lean_dec(x_114);
-lean_dec(x_15);
-lean_dec(x_13);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_200 = !lean_is_exclusive(x_117);
-if (x_200 == 0)
+x_190 = !lean_is_exclusive(x_117);
+if (x_190 == 0)
 {
 return x_117;
 }
 else
 {
-lean_object* x_201; lean_object* x_202; lean_object* x_203; 
-x_201 = lean_ctor_get(x_117, 0);
-x_202 = lean_ctor_get(x_117, 1);
-lean_inc(x_202);
-lean_inc(x_201);
+lean_object* x_191; lean_object* x_192; lean_object* x_193; 
+x_191 = lean_ctor_get(x_117, 0);
+x_192 = lean_ctor_get(x_117, 1);
+lean_inc(x_192);
+lean_inc(x_191);
 lean_dec(x_117);
-x_203 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_203, 0, x_201);
-lean_ctor_set(x_203, 1, x_202);
-return x_203;
+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;
 }
 }
 }
 else
 {
-lean_object* x_204; lean_object* x_205; lean_object* x_206; 
-lean_dec(x_114);
-lean_dec(x_19);
-x_204 = lean_array_push(x_10, x_2);
-lean_inc(x_9);
-x_205 = lean_array_push(x_204, x_9);
-lean_inc(x_13);
-x_206 = l_Lean_Meta_mkLambda(x_205, x_15, x_13, x_113);
-if (lean_obj_tag(x_206) == 0)
-{
-lean_object* x_207; lean_object* x_208; uint8_t x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; 
-x_207 = lean_ctor_get(x_206, 0);
-lean_inc(x_207);
-x_208 = lean_ctor_get(x_206, 1);
-lean_inc(x_208);
-lean_dec(x_206);
-x_209 = 2;
-lean_inc(x_13);
-x_210 = l_Lean_Meta_mkFreshExprMVar(x_116, x_3, x_209, x_13, x_208);
-x_211 = lean_ctor_get(x_210, 0);
-lean_inc(x_211);
-x_212 = lean_ctor_get(x_210, 1);
-lean_inc(x_212);
-lean_dec(x_210);
-lean_inc(x_13);
-lean_inc(x_211);
-x_213 = l_Lean_Meta_mkEqRec(x_207, x_211, x_9, x_13, x_212);
-if (lean_obj_tag(x_213) == 0)
-{
-lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; 
-x_214 = lean_ctor_get(x_213, 0);
-lean_inc(x_214);
-x_215 = lean_ctor_get(x_213, 1);
-lean_inc(x_215);
-lean_dec(x_213);
-x_216 = l_Lean_Expr_mvarId_x21(x_211);
-lean_dec(x_211);
-x_217 = l_Lean_Meta_assignExprMVar(x_4, x_214, x_13, x_215);
-if (lean_obj_tag(x_217) == 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);
-x_219 = l_Lean_Meta_clear(x_216, x_1, x_13, x_218);
-if (lean_obj_tag(x_219) == 0)
-{
-lean_object* x_220; lean_object* x_221; lean_object* x_222; 
-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_Lean_Meta_clear(x_220, x_5, x_13, 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; uint8_t x_228; lean_object* x_229; 
-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 = lean_array_get_size(x_6);
-x_226 = lean_unsigned_to_nat(2u);
-x_227 = lean_nat_sub(x_225, x_226);
-lean_dec(x_225);
-x_228 = 0;
-x_229 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_228, x_223, x_227, x_7, x_13, x_224);
-if (lean_obj_tag(x_229) == 0)
-{
-lean_object* x_230; lean_object* x_231; uint8_t x_232; 
-x_230 = lean_ctor_get(x_229, 0);
-lean_inc(x_230);
-x_231 = lean_ctor_get(x_229, 1);
-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; lean_object* x_236; uint8_t x_237; 
-x_233 = lean_ctor_get(x_230, 0);
-x_234 = lean_array_get_size(x_233);
-x_235 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_234);
-x_236 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__3(x_6, x_233, x_234, x_234, x_235, x_13, x_231);
-lean_dec(x_13);
-lean_dec(x_234);
-lean_dec(x_233);
-x_237 = !lean_is_exclusive(x_236);
-if (x_237 == 0)
-{
-lean_object* x_238; 
-x_238 = lean_ctor_get(x_236, 0);
-lean_ctor_set(x_230, 0, x_238);
-lean_ctor_set(x_236, 0, x_230);
-return x_236;
-}
-else
-{
-lean_object* x_239; lean_object* x_240; lean_object* x_241; 
-x_239 = lean_ctor_get(x_236, 0);
-x_240 = lean_ctor_get(x_236, 1);
-lean_inc(x_240);
-lean_inc(x_239);
-lean_dec(x_236);
-lean_ctor_set(x_230, 0, x_239);
-x_241 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_241, 0, x_230);
-lean_ctor_set(x_241, 1, x_240);
-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_object* x_250; lean_object* x_251; 
-x_242 = lean_ctor_get(x_230, 0);
-x_243 = lean_ctor_get(x_230, 1);
-lean_inc(x_243);
-lean_inc(x_242);
-lean_dec(x_230);
-x_244 = lean_array_get_size(x_242);
-x_245 = l_Lean_Meta_FVarSubst_empty;
-lean_inc(x_244);
-x_246 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__3(x_6, x_242, x_244, x_244, x_245, x_13, x_231);
-lean_dec(x_13);
-lean_dec(x_244);
-lean_dec(x_242);
-x_247 = lean_ctor_get(x_246, 0);
-lean_inc(x_247);
-x_248 = lean_ctor_get(x_246, 1);
-lean_inc(x_248);
-if (lean_is_exclusive(x_246)) {
- lean_ctor_release(x_246, 0);
- lean_ctor_release(x_246, 1);
- x_249 = x_246;
-} else {
- lean_dec_ref(x_246);
- x_249 = lean_box(0);
-}
-x_250 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_250, 0, x_247);
-lean_ctor_set(x_250, 1, x_243);
-if (lean_is_scalar(x_249)) {
- x_251 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_251 = x_249;
-}
-lean_ctor_set(x_251, 0, x_250);
-lean_ctor_set(x_251, 1, x_248);
-return x_251;
-}
-}
-else
-{
-uint8_t x_252; 
-lean_dec(x_13);
-x_252 = !lean_is_exclusive(x_229);
-if (x_252 == 0)
-{
-return x_229;
-}
-else
-{
-lean_object* x_253; lean_object* x_254; lean_object* x_255; 
-x_253 = lean_ctor_get(x_229, 0);
-x_254 = lean_ctor_get(x_229, 1);
-lean_inc(x_254);
-lean_inc(x_253);
-lean_dec(x_229);
-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
-{
-uint8_t x_256; 
-lean_dec(x_13);
-lean_dec(x_7);
-x_256 = !lean_is_exclusive(x_222);
-if (x_256 == 0)
-{
-return x_222;
-}
-else
-{
-lean_object* x_257; lean_object* x_258; lean_object* x_259; 
-x_257 = lean_ctor_get(x_222, 0);
-x_258 = lean_ctor_get(x_222, 1);
-lean_inc(x_258);
-lean_inc(x_257);
-lean_dec(x_222);
-x_259 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_259, 0, x_257);
-lean_ctor_set(x_259, 1, x_258);
-return x_259;
-}
-}
-}
-else
-{
-uint8_t x_260; 
-lean_dec(x_13);
-lean_dec(x_7);
-lean_dec(x_5);
-x_260 = !lean_is_exclusive(x_219);
-if (x_260 == 0)
-{
-return x_219;
-}
-else
-{
-lean_object* x_261; lean_object* x_262; lean_object* x_263; 
-x_261 = lean_ctor_get(x_219, 0);
-x_262 = lean_ctor_get(x_219, 1);
-lean_inc(x_262);
-lean_inc(x_261);
-lean_dec(x_219);
-x_263 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_263, 0, x_261);
-lean_ctor_set(x_263, 1, x_262);
-return x_263;
-}
-}
-}
-else
-{
-uint8_t x_264; 
-lean_dec(x_216);
-lean_dec(x_13);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_1);
-x_264 = !lean_is_exclusive(x_217);
-if (x_264 == 0)
-{
-return x_217;
-}
-else
-{
-lean_object* x_265; lean_object* x_266; lean_object* x_267; 
-x_265 = lean_ctor_get(x_217, 0);
-x_266 = lean_ctor_get(x_217, 1);
-lean_inc(x_266);
-lean_inc(x_265);
-lean_dec(x_217);
-x_267 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_267, 0, x_265);
-lean_ctor_set(x_267, 1, x_266);
-return x_267;
-}
-}
-}
-else
-{
-uint8_t x_268; 
-lean_dec(x_211);
-lean_dec(x_13);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_1);
-x_268 = !lean_is_exclusive(x_213);
-if (x_268 == 0)
-{
-return x_213;
-}
-else
-{
-lean_object* x_269; lean_object* x_270; lean_object* x_271; 
-x_269 = lean_ctor_get(x_213, 0);
-x_270 = lean_ctor_get(x_213, 1);
-lean_inc(x_270);
-lean_inc(x_269);
-lean_dec(x_213);
-x_271 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_271, 0, x_269);
-lean_ctor_set(x_271, 1, x_270);
-return x_271;
-}
-}
-}
-else
-{
-uint8_t x_272; 
-lean_dec(x_116);
-lean_dec(x_13);
-lean_dec(x_9);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_1);
-x_272 = !lean_is_exclusive(x_206);
-if (x_272 == 0)
-{
-return x_206;
-}
-else
-{
-lean_object* x_273; lean_object* x_274; lean_object* x_275; 
-x_273 = lean_ctor_get(x_206, 0);
-x_274 = lean_ctor_get(x_206, 1);
-lean_inc(x_274);
-lean_inc(x_273);
-lean_dec(x_206);
-x_275 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_275, 0, x_273);
-lean_ctor_set(x_275, 1, x_274);
-return x_275;
-}
-}
-}
-}
-else
-{
-uint8_t x_276; 
+uint8_t x_194; 
 lean_dec(x_110);
-lean_dec(x_19);
 lean_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_10);
@@ -1522,31 +1156,348 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_276 = !lean_is_exclusive(x_111);
-if (x_276 == 0)
+x_194 = !lean_is_exclusive(x_111);
+if (x_194 == 0)
 {
 return x_111;
 }
 else
 {
-lean_object* x_277; lean_object* x_278; lean_object* x_279; 
-x_277 = lean_ctor_get(x_111, 0);
-x_278 = lean_ctor_get(x_111, 1);
-lean_inc(x_278);
-lean_inc(x_277);
+lean_object* x_195; lean_object* x_196; lean_object* x_197; 
+x_195 = lean_ctor_get(x_111, 0);
+x_196 = lean_ctor_get(x_111, 1);
+lean_inc(x_196);
+lean_inc(x_195);
 lean_dec(x_111);
-x_279 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_279, 0, x_277);
-lean_ctor_set(x_279, 1, x_278);
-return x_279;
+x_197 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_197, 0, x_195);
+lean_ctor_set(x_197, 1, x_196);
+return x_197;
 }
 }
 }
+else
+{
+lean_object* x_198; lean_object* x_199; lean_object* x_200; 
+lean_dec(x_19);
+x_198 = lean_array_push(x_10, x_2);
+lean_inc(x_9);
+x_199 = lean_array_push(x_198, x_9);
+lean_inc(x_13);
+x_200 = l_Lean_Meta_mkLambda(x_199, x_15, x_13, x_109);
+if (lean_obj_tag(x_200) == 0)
+{
+lean_object* x_201; lean_object* x_202; uint8_t x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; 
+x_201 = lean_ctor_get(x_200, 0);
+lean_inc(x_201);
+x_202 = lean_ctor_get(x_200, 1);
+lean_inc(x_202);
+lean_dec(x_200);
+x_203 = 2;
+lean_inc(x_13);
+x_204 = l_Lean_Meta_mkFreshExprMVar(x_110, x_3, x_203, x_13, x_202);
+x_205 = lean_ctor_get(x_204, 0);
+lean_inc(x_205);
+x_206 = lean_ctor_get(x_204, 1);
+lean_inc(x_206);
+lean_dec(x_204);
+lean_inc(x_13);
+lean_inc(x_205);
+x_207 = l_Lean_Meta_mkEqRec(x_201, x_205, x_9, x_13, x_206);
+if (lean_obj_tag(x_207) == 0)
+{
+lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; 
+x_208 = lean_ctor_get(x_207, 0);
+lean_inc(x_208);
+x_209 = lean_ctor_get(x_207, 1);
+lean_inc(x_209);
+lean_dec(x_207);
+x_210 = l_Lean_Expr_mvarId_x21(x_205);
+lean_dec(x_205);
+x_211 = l_Lean_Meta_assignExprMVar(x_4, x_208, x_13, x_209);
+if (lean_obj_tag(x_211) == 0)
+{
+lean_object* x_212; lean_object* x_213; 
+x_212 = lean_ctor_get(x_211, 1);
+lean_inc(x_212);
+lean_dec(x_211);
+x_213 = l_Lean_Meta_clear(x_210, x_1, x_13, x_212);
+if (lean_obj_tag(x_213) == 0)
+{
+lean_object* x_214; lean_object* x_215; lean_object* x_216; 
+x_214 = lean_ctor_get(x_213, 0);
+lean_inc(x_214);
+x_215 = lean_ctor_get(x_213, 1);
+lean_inc(x_215);
+lean_dec(x_213);
+x_216 = l_Lean_Meta_clear(x_214, x_5, x_13, x_215);
+if (lean_obj_tag(x_216) == 0)
+{
+lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; uint8_t x_222; lean_object* x_223; 
+x_217 = lean_ctor_get(x_216, 0);
+lean_inc(x_217);
+x_218 = lean_ctor_get(x_216, 1);
+lean_inc(x_218);
+lean_dec(x_216);
+x_219 = lean_array_get_size(x_6);
+x_220 = lean_unsigned_to_nat(2u);
+x_221 = lean_nat_sub(x_219, x_220);
+lean_dec(x_219);
+x_222 = 0;
+x_223 = l_Lean_Meta_introNCore___at_Lean_Meta_introN___spec__1(x_222, x_217, x_221, x_7, x_13, x_218);
+if (lean_obj_tag(x_223) == 0)
+{
+lean_object* x_224; lean_object* x_225; uint8_t x_226; 
+x_224 = lean_ctor_get(x_223, 0);
+lean_inc(x_224);
+x_225 = lean_ctor_get(x_223, 1);
+lean_inc(x_225);
+lean_dec(x_223);
+x_226 = !lean_is_exclusive(x_224);
+if (x_226 == 0)
+{
+lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; uint8_t x_231; 
+x_227 = lean_ctor_get(x_224, 0);
+x_228 = lean_array_get_size(x_227);
+x_229 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_228);
+x_230 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__3(x_6, x_227, x_228, x_228, x_229, x_13, x_225);
+lean_dec(x_13);
+lean_dec(x_228);
+lean_dec(x_227);
+x_231 = !lean_is_exclusive(x_230);
+if (x_231 == 0)
+{
+lean_object* x_232; 
+x_232 = lean_ctor_get(x_230, 0);
+lean_ctor_set(x_224, 0, x_232);
+lean_ctor_set(x_230, 0, x_224);
+return x_230;
+}
+else
+{
+lean_object* x_233; lean_object* x_234; lean_object* x_235; 
+x_233 = lean_ctor_get(x_230, 0);
+x_234 = lean_ctor_get(x_230, 1);
+lean_inc(x_234);
+lean_inc(x_233);
+lean_dec(x_230);
+lean_ctor_set(x_224, 0, x_233);
+x_235 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_235, 0, x_224);
+lean_ctor_set(x_235, 1, x_234);
+return x_235;
+}
+}
+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; lean_object* x_245; 
+x_236 = lean_ctor_get(x_224, 0);
+x_237 = lean_ctor_get(x_224, 1);
+lean_inc(x_237);
+lean_inc(x_236);
+lean_dec(x_224);
+x_238 = lean_array_get_size(x_236);
+x_239 = l_Lean_Meta_FVarSubst_empty;
+lean_inc(x_238);
+x_240 = l_Nat_foldMAux___main___at_Lean_Meta_substCore___spec__3(x_6, x_236, x_238, x_238, x_239, x_13, x_225);
+lean_dec(x_13);
+lean_dec(x_238);
+lean_dec(x_236);
+x_241 = lean_ctor_get(x_240, 0);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_240, 1);
+lean_inc(x_242);
+if (lean_is_exclusive(x_240)) {
+ lean_ctor_release(x_240, 0);
+ lean_ctor_release(x_240, 1);
+ x_243 = x_240;
+} else {
+ lean_dec_ref(x_240);
+ x_243 = lean_box(0);
+}
+x_244 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_244, 0, x_241);
+lean_ctor_set(x_244, 1, x_237);
+if (lean_is_scalar(x_243)) {
+ x_245 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_245 = x_243;
+}
+lean_ctor_set(x_245, 0, x_244);
+lean_ctor_set(x_245, 1, x_242);
+return x_245;
+}
+}
+else
+{
+uint8_t x_246; 
+lean_dec(x_13);
+x_246 = !lean_is_exclusive(x_223);
+if (x_246 == 0)
+{
+return x_223;
+}
+else
+{
+lean_object* x_247; lean_object* x_248; lean_object* x_249; 
+x_247 = lean_ctor_get(x_223, 0);
+x_248 = lean_ctor_get(x_223, 1);
+lean_inc(x_248);
+lean_inc(x_247);
+lean_dec(x_223);
+x_249 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_249, 0, x_247);
+lean_ctor_set(x_249, 1, x_248);
+return x_249;
+}
+}
+}
+else
+{
+uint8_t x_250; 
+lean_dec(x_13);
+lean_dec(x_7);
+x_250 = !lean_is_exclusive(x_216);
+if (x_250 == 0)
+{
+return x_216;
+}
+else
+{
+lean_object* x_251; lean_object* x_252; lean_object* x_253; 
+x_251 = lean_ctor_get(x_216, 0);
+x_252 = lean_ctor_get(x_216, 1);
+lean_inc(x_252);
+lean_inc(x_251);
+lean_dec(x_216);
+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
+{
+uint8_t x_254; 
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_5);
+x_254 = !lean_is_exclusive(x_213);
+if (x_254 == 0)
+{
+return x_213;
+}
+else
+{
+lean_object* x_255; lean_object* x_256; lean_object* x_257; 
+x_255 = lean_ctor_get(x_213, 0);
+x_256 = lean_ctor_get(x_213, 1);
+lean_inc(x_256);
+lean_inc(x_255);
+lean_dec(x_213);
+x_257 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_257, 0, x_255);
+lean_ctor_set(x_257, 1, x_256);
+return x_257;
+}
+}
+}
+else
+{
+uint8_t x_258; 
+lean_dec(x_210);
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_1);
+x_258 = !lean_is_exclusive(x_211);
+if (x_258 == 0)
+{
+return x_211;
+}
+else
+{
+lean_object* x_259; lean_object* x_260; lean_object* x_261; 
+x_259 = lean_ctor_get(x_211, 0);
+x_260 = lean_ctor_get(x_211, 1);
+lean_inc(x_260);
+lean_inc(x_259);
+lean_dec(x_211);
+x_261 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_261, 0, x_259);
+lean_ctor_set(x_261, 1, x_260);
+return x_261;
+}
+}
+}
+else
+{
+uint8_t x_262; 
+lean_dec(x_205);
+lean_dec(x_13);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_262 = !lean_is_exclusive(x_207);
+if (x_262 == 0)
+{
+return x_207;
+}
+else
+{
+lean_object* x_263; lean_object* x_264; lean_object* x_265; 
+x_263 = lean_ctor_get(x_207, 0);
+x_264 = lean_ctor_get(x_207, 1);
+lean_inc(x_264);
+lean_inc(x_263);
+lean_dec(x_207);
+x_265 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_265, 0, x_263);
+lean_ctor_set(x_265, 1, x_264);
+return x_265;
+}
+}
+}
+else
+{
+uint8_t x_266; 
+lean_dec(x_110);
+lean_dec(x_13);
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_1);
+x_266 = !lean_is_exclusive(x_200);
+if (x_266 == 0)
+{
+return x_200;
+}
+else
+{
+lean_object* x_267; lean_object* x_268; lean_object* x_269; 
+x_267 = lean_ctor_get(x_200, 0);
+x_268 = lean_ctor_get(x_200, 1);
+lean_inc(x_268);
+lean_inc(x_267);
+lean_dec(x_200);
+x_269 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_269, 0, x_267);
+lean_ctor_set(x_269, 1, x_268);
+return x_269;
+}
+}
 }
 }
 else
 {
-uint8_t x_290; 
+uint8_t x_270; 
+lean_dec(x_106);
+lean_dec(x_19);
 lean_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_10);
@@ -1557,23 +1508,58 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_290 = !lean_is_exclusive(x_16);
-if (x_290 == 0)
+x_270 = !lean_is_exclusive(x_107);
+if (x_270 == 0)
+{
+return x_107;
+}
+else
+{
+lean_object* x_271; lean_object* x_272; lean_object* x_273; 
+x_271 = lean_ctor_get(x_107, 0);
+x_272 = lean_ctor_get(x_107, 1);
+lean_inc(x_272);
+lean_inc(x_271);
+lean_dec(x_107);
+x_273 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_273, 0, x_271);
+lean_ctor_set(x_273, 1, x_272);
+return x_273;
+}
+}
+}
+}
+}
+else
+{
+uint8_t x_284; 
+lean_dec(x_15);
+lean_dec(x_13);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_284 = !lean_is_exclusive(x_16);
+if (x_284 == 0)
 {
 return x_16;
 }
 else
 {
-lean_object* x_291; lean_object* x_292; lean_object* x_293; 
-x_291 = lean_ctor_get(x_16, 0);
-x_292 = lean_ctor_get(x_16, 1);
-lean_inc(x_292);
-lean_inc(x_291);
+lean_object* x_285; lean_object* x_286; lean_object* x_287; 
+x_285 = lean_ctor_get(x_16, 0);
+x_286 = lean_ctor_get(x_16, 1);
+lean_inc(x_286);
+lean_inc(x_285);
 lean_dec(x_16);
-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;
+x_287 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_287, 0, x_285);
+lean_ctor_set(x_287, 1, x_286);
+return x_287;
 }
 }
 }
@@ -2355,7 +2341,6 @@ _start:
 {
 lean_object* x_8; 
 x_8 = l_Lean_Meta_substCore___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
-lean_dec(x_2);
 lean_dec(x_1);
 return x_8;
 }
diff --git a/stage0/stdlib/Lean/Meta/WHNF.c b/stage0/stdlib/Lean/Meta/WHNF.c
index a967406847..49f26536b2 100644
--- a/stage0/stdlib/Lean/Meta/WHNF.c
+++ b/stage0/stdlib/Lean/Meta/WHNF.c
@@ -71,7 +71,6 @@ lean_object* l_Lean_Meta_unfoldDefinition_x3f(lean_object*, lean_object*, lean_o
 lean_object* l___private_Lean_Util_WHNF_4__toCtorWhenK___at_Lean_Meta_whnfCore___spec__5(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_reduceQuotRec___at_Lean_Meta_unfoldDefinition_x3f___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__1;
 lean_object* l___private_Lean_Util_WHNF_3__getRecRuleFor(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnfUntil___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_shiftRight(size_t, size_t);
@@ -228,6 +227,7 @@ lean_object* l_Lean_WHNF_isRecStuck_x3f___at_Lean_Meta_unfoldDefinition_x3f___sp
 lean_object* l_Lean_Meta_reduceNat_x3f___lambda__1___boxed(lean_object*);
 lean_object* l_Lean_Meta_reduceBinNatOp___closed__8;
 lean_object* l_Lean_Meta_reduceNative_x3f(lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Meta_Exception_Inhabited___closed__2;
 lean_object* l_Lean_Meta_reduceNative_x3f___closed__4;
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isLevelDefEqAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_WHNF_3__cache(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -11072,28 +11072,32 @@ lean_inc(x_5);
 x_6 = l_Lean_Environment_evalConstCheck___rarg(x_5, x_1, x_2);
 if (lean_obj_tag(x_6) == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+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_6, 0);
 lean_inc(x_7);
 lean_dec(x_6);
-x_8 = lean_alloc_ctor(22, 1, 0);
+x_8 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_8, 0, x_7);
-x_9 = lean_alloc_ctor(1, 2, 0);
+x_9 = lean_alloc_ctor(0, 1, 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; 
-x_10 = lean_ctor_get(x_6, 0);
-lean_inc(x_10);
-lean_dec(x_6);
-x_11 = lean_alloc_ctor(0, 2, 0);
+x_10 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_10, 0, x_9);
+x_11 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_11, 0, x_10);
 lean_ctor_set(x_11, 1, x_4);
 return x_11;
 }
+else
+{
+lean_object* x_12; lean_object* x_13; 
+x_12 = lean_ctor_get(x_6, 0);
+lean_inc(x_12);
+lean_dec(x_6);
+x_13 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_4);
+return x_13;
+}
 }
 }
 lean_object* l_Lean_Meta_reduceNativeConst(lean_object* x_1) {
@@ -11153,7 +11157,7 @@ lean_object* l_Lean_Meta_reduceBoolNative___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_2 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -11182,7 +11186,7 @@ lean_object* l_Lean_Meta_reduceNatNative___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Meta_Exception_Inhabited___closed__1;
+x_2 = l_Lean_Meta_Exception_Inhabited___closed__2;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
diff --git a/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c b/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
index 830aedd549..25ffecd38e 100644
--- a/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
+++ b/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
@@ -25,6 +25,7 @@ lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_try_parenthesizer__
 extern lean_object* l_Lean_Parser_Syntax_many___elambda__1___closed__1;
 extern lean_object* l_Lean_Name_toString___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_commentBody_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer___closed__1;
@@ -69,6 +70,7 @@ extern lean_object* l_Lean_Expr_hasSorry___main___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer___boxed(lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer___closed__1;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_andthen_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer___closed__1;
@@ -109,6 +111,7 @@ extern lean_object* l_Lean_Name_toExprAux___main___closed__1;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_levelParser_parenthesizer___closed__1;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_levelParser_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___rarg(lean_object*, lean_object*, lean_object*);
@@ -236,6 +239,7 @@ lean_object* l_Lean_PrettyPrinter_parenthesizeCommand___closed__2;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkPrec_parenthesizer___closed__1;
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__2;
 extern lean_object* l_Lean_Option_format___rarg___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__17;
@@ -263,6 +267,7 @@ lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkPrec_parenthes
 extern lean_object* l_Lean_Parser_Tactic_seq___elambda__1___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_tacticParser_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_charLitNoAntiquot_parenthesizer(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer___closed__1;
@@ -367,6 +372,7 @@ lean_object* l_Std_PersistentHashMap_findAux___main___at_Lean_PrettyPrinter_Pare
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer___closed__3;
 lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_optional_parenthesizer___closed__1;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9;
 uint8_t l_Lean_Elab_Term_Quotation_isAntiquot(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer___closed__1;
@@ -405,6 +411,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__6
 lean_object* l_Lean_Syntax_getHeadInfo___main(lean_object*);
 lean_object* l_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer___closed__2;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__1;
 extern lean_object* l_Lean_quotedSymbolKind___closed__1;
 lean_object* l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___spec__3___rarg(lean_object*, lean_object*, lean_object*);
@@ -415,6 +422,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalName(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkPrec_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8;
 lean_object* l_Std_PersistentArray_push___rarg(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_orelse_parenthesizer___closed__2;
 lean_object* l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -445,6 +453,7 @@ lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkStackTop_paren
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer___closed__3;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__8;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6;
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___spec__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__1___boxed(lean_object*);
 lean_object* l_Lean_Syntax_getArgs(lean_object*);
@@ -471,6 +480,7 @@ lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_par
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer___closed__2;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_orelse_parenthesizer___closed__1;
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_parenthesizerAttribute___spec__1___closed__1;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizeCommand___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__9;
@@ -480,11 +490,13 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalNat___boxed(lean_object*, le
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__14;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_tacticParser_parenthesizer___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3;
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_many1_parenthesizer___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_constName_x3f(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer(lean_object*);
@@ -522,6 +534,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizeTerm___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___closed__2;
@@ -582,6 +595,7 @@ lean_object* l_Std_AssocList_find_x3f___main___at_Lean_PrettyPrinter_Parenthesiz
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer(lean_object*);
 lean_object* l_Std_PersistentHashMap_findAtAux___main___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_nameLitNoAntiquot_parenthesizer___closed__1;
 extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
@@ -2379,9 +2393,11 @@ return x_1;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__5() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("parenthesizing");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___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_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6() {
@@ -2389,7 +2405,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__5;
-x_2 = lean_alloc_ctor(2, 1, 0);
+x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
@@ -2397,19 +2413,19 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__7() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
-x_2 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
+lean_object* x_1; 
+x_1 = lean_mk_string("parenthesizing");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__8() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("using");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__7;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9() {
@@ -2417,7 +2433,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__8;
-x_2 = lean_alloc_ctor(2, 1, 0);
+x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
@@ -2425,8 +2441,26 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10() {
 _start:
 {
+lean_object* x_1; 
+x_1 = lean_mk_string("using");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -2452,7 +2486,7 @@ lean_inc(x_4);
 x_12 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_whnfCore___spec__1(x_1, x_4, x_8);
 if (lean_obj_tag(x_12) == 0)
 {
-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_93; lean_object* x_94; lean_object* x_123; uint8_t x_124; 
+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_101; lean_object* x_102; lean_object* x_131; uint8_t x_132; 
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_12, 1);
@@ -2461,36 +2495,36 @@ lean_dec(x_12);
 x_15 = l_Lean_Expr_getAppFn___main(x_13);
 x_16 = l_Lean_Expr_constName_x3f(x_15);
 lean_dec(x_15);
-x_123 = lean_ctor_get(x_14, 4);
-lean_inc(x_123);
-x_124 = lean_ctor_get_uint8(x_123, sizeof(void*)*1);
-lean_dec(x_123);
-if (x_124 == 0)
+x_131 = lean_ctor_get(x_14, 4);
+lean_inc(x_131);
+x_132 = lean_ctor_get_uint8(x_131, sizeof(void*)*1);
+lean_dec(x_131);
+if (x_132 == 0)
 {
-uint8_t x_125; lean_object* x_126; 
-x_125 = 0;
-x_126 = lean_box(x_125);
-lean_ctor_set(x_7, 0, x_126);
-x_93 = x_7;
-x_94 = x_14;
-goto block_122;
+uint8_t x_133; lean_object* x_134; 
+x_133 = 0;
+x_134 = lean_box(x_133);
+lean_ctor_set(x_7, 0, x_134);
+x_101 = x_7;
+x_102 = x_14;
+goto block_130;
 }
 else
 {
-lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; 
-x_127 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
-x_128 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_127, x_4, x_14);
-x_129 = lean_ctor_get(x_128, 0);
-lean_inc(x_129);
-x_130 = lean_ctor_get(x_128, 1);
-lean_inc(x_130);
-lean_dec(x_128);
-lean_ctor_set(x_7, 0, x_129);
-x_93 = x_7;
-x_94 = x_130;
-goto block_122;
+lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; 
+x_135 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
+x_136 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_135, x_4, x_14);
+x_137 = lean_ctor_get(x_136, 0);
+lean_inc(x_137);
+x_138 = lean_ctor_get(x_136, 1);
+lean_inc(x_138);
+lean_dec(x_136);
+lean_ctor_set(x_7, 0, x_137);
+x_101 = x_7;
+x_102 = x_138;
+goto block_130;
 }
-block_92:
+block_100:
 {
 lean_object* x_19; lean_object* x_20; lean_object* x_21; 
 x_19 = lean_ctor_get(x_17, 1);
@@ -2500,62 +2534,62 @@ x_20 = lean_ctor_get(x_18, 0);
 lean_inc(x_20);
 if (lean_obj_tag(x_16) == 0)
 {
-lean_object* x_80; 
-lean_dec(x_20);
-x_80 = lean_box(0);
-x_21 = x_80;
-goto block_79;
-}
-else
-{
-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_81 = lean_ctor_get(x_16, 0);
-lean_inc(x_81);
-x_82 = l_Lean_PrettyPrinter_parenthesizerAttribute;
-x_83 = lean_ctor_get(x_82, 1);
-lean_inc(x_83);
-x_84 = l_Lean_PersistentEnvExtension_getState___rarg(x_83, x_20);
-lean_dec(x_20);
-lean_dec(x_83);
-x_85 = lean_ctor_get(x_84, 1);
-lean_inc(x_85);
-lean_dec(x_84);
-x_86 = l_Lean_SMap_find_x3f___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__2(x_85, x_81);
-lean_dec(x_81);
-if (lean_obj_tag(x_86) == 0)
-{
-lean_object* x_87; 
-x_87 = lean_box(0);
-x_21 = x_87;
-goto block_79;
-}
-else
-{
 lean_object* x_88; 
-x_88 = lean_ctor_get(x_86, 0);
-lean_inc(x_88);
-lean_dec(x_86);
-if (lean_obj_tag(x_88) == 0)
-{
-lean_object* x_89; 
-x_89 = lean_box(0);
-x_21 = x_89;
-goto block_79;
+lean_dec(x_20);
+x_88 = lean_box(0);
+x_21 = x_88;
+goto block_87;
 }
 else
 {
-lean_object* x_90; lean_object* x_91; 
+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_89 = lean_ctor_get(x_16, 0);
+lean_inc(x_89);
+x_90 = l_Lean_PrettyPrinter_parenthesizerAttribute;
+x_91 = lean_ctor_get(x_90, 1);
+lean_inc(x_91);
+x_92 = l_Lean_PersistentEnvExtension_getState___rarg(x_91, x_20);
+lean_dec(x_20);
+lean_dec(x_91);
+x_93 = lean_ctor_get(x_92, 1);
+lean_inc(x_93);
+lean_dec(x_92);
+x_94 = l_Lean_SMap_find_x3f___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__2(x_93, x_89);
+lean_dec(x_89);
+if (lean_obj_tag(x_94) == 0)
+{
+lean_object* x_95; 
+x_95 = lean_box(0);
+x_21 = x_95;
+goto block_87;
+}
+else
+{
+lean_object* x_96; 
+x_96 = lean_ctor_get(x_94, 0);
+lean_inc(x_96);
+lean_dec(x_94);
+if (lean_obj_tag(x_96) == 0)
+{
+lean_object* x_97; 
+x_97 = lean_box(0);
+x_21 = x_97;
+goto block_87;
+}
+else
+{
+lean_object* x_98; lean_object* x_99; 
 lean_dec(x_16);
 lean_dec(x_10);
-x_90 = lean_ctor_get(x_88, 0);
-lean_inc(x_90);
-lean_dec(x_88);
-x_91 = lean_apply_5(x_90, x_13, x_2, x_19, x_4, x_18);
-return x_91;
+x_98 = lean_ctor_get(x_96, 0);
+lean_inc(x_98);
+lean_dec(x_96);
+x_99 = lean_apply_5(x_98, x_13, x_2, x_19, x_4, x_18);
+return x_99;
 }
 }
 }
-block_79:
+block_87:
 {
 lean_dec(x_21);
 if (lean_obj_tag(x_16) == 0)
@@ -2579,777 +2613,819 @@ lean_dec(x_2);
 x_24 = !lean_is_exclusive(x_22);
 if (x_24 == 0)
 {
-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_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; 
 x_25 = lean_ctor_get(x_22, 0);
 lean_dec(x_25);
 x_26 = lean_expr_dbg_to_string(x_13);
 lean_dec(x_13);
-x_27 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_28 = lean_string_append(x_27, x_26);
-lean_dec(x_26);
-x_29 = l_Char_HasRepr___closed__1;
-x_30 = lean_string_append(x_28, x_29);
-x_31 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_31, 0, x_30);
+x_27 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_27, 0, x_26);
+x_28 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_28, 0, x_27);
+x_29 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_28);
+x_31 = l_Lean_Elab_Term_mkConst___closed__4;
+x_32 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_32, 0, x_30);
+lean_ctor_set(x_32, 1, x_31);
+x_33 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_33, 0, x_32);
 lean_ctor_set_tag(x_22, 1);
-lean_ctor_set(x_22, 0, x_31);
+lean_ctor_set(x_22, 0, x_33);
 return x_22;
 }
 else
 {
-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; 
-x_32 = lean_ctor_get(x_22, 1);
-lean_inc(x_32);
+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; lean_object* x_43; 
+x_34 = lean_ctor_get(x_22, 1);
+lean_inc(x_34);
 lean_dec(x_22);
-x_33 = lean_expr_dbg_to_string(x_13);
+x_35 = lean_expr_dbg_to_string(x_13);
 lean_dec(x_13);
-x_34 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_35 = lean_string_append(x_34, x_33);
-lean_dec(x_33);
-x_36 = l_Char_HasRepr___closed__1;
-x_37 = lean_string_append(x_35, x_36);
-x_38 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_38, 0, x_37);
-x_39 = lean_alloc_ctor(1, 2, 0);
+x_36 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_36, 0, x_35);
+x_37 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_37, 0, x_36);
+x_38 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_39 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_39, 0, x_38);
-lean_ctor_set(x_39, 1, x_32);
-return x_39;
+lean_ctor_set(x_39, 1, x_37);
+x_40 = l_Lean_Elab_Term_mkConst___closed__4;
+x_41 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_41, 0, x_39);
+lean_ctor_set(x_41, 1, x_40);
+x_42 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_42, 0, x_41);
+x_43 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_43, 0, x_42);
+lean_ctor_set(x_43, 1, x_34);
+return x_43;
 }
 }
 else
 {
-lean_object* x_40; lean_object* x_41; 
+lean_object* x_44; lean_object* x_45; 
 lean_dec(x_13);
-x_40 = lean_ctor_get(x_22, 1);
-lean_inc(x_40);
+x_44 = lean_ctor_get(x_22, 1);
+lean_inc(x_44);
 lean_dec(x_22);
-x_41 = lean_ctor_get(x_23, 0);
-lean_inc(x_41);
+x_45 = lean_ctor_get(x_23, 0);
+lean_inc(x_45);
 lean_dec(x_23);
-x_1 = x_41;
+x_1 = x_45;
 x_3 = x_19;
-x_5 = x_40;
+x_5 = x_44;
 goto _start;
 }
 }
 else
 {
-uint8_t x_43; 
+uint8_t x_47; 
 lean_dec(x_19);
 lean_dec(x_13);
 lean_dec(x_4);
 lean_dec(x_2);
-x_43 = !lean_is_exclusive(x_22);
-if (x_43 == 0)
+x_47 = !lean_is_exclusive(x_22);
+if (x_47 == 0)
 {
 return x_22;
 }
 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_object* x_48; lean_object* x_49; lean_object* x_50; 
+x_48 = lean_ctor_get(x_22, 0);
+x_49 = lean_ctor_get(x_22, 1);
+lean_inc(x_49);
+lean_inc(x_48);
 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;
+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
 {
-lean_object* x_47; lean_object* x_48; uint8_t x_49; 
-x_47 = lean_ctor_get(x_16, 0);
-lean_inc(x_47);
+lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+x_51 = lean_ctor_get(x_16, 0);
+lean_inc(x_51);
 lean_dec(x_16);
-x_48 = l_Lean_choiceKind___closed__2;
-x_49 = lean_name_eq(x_47, x_48);
-lean_dec(x_47);
-if (x_49 == 0)
+x_52 = l_Lean_choiceKind___closed__2;
+x_53 = lean_name_eq(x_51, x_52);
+lean_dec(x_51);
+if (x_53 == 0)
 {
-lean_object* x_50; 
+lean_object* x_54; 
 lean_dec(x_10);
 lean_inc(x_4);
 lean_inc(x_13);
-x_50 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_13, x_4, x_18);
-if (lean_obj_tag(x_50) == 0)
+x_54 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_13, x_4, x_18);
+if (lean_obj_tag(x_54) == 0)
 {
-lean_object* x_51; 
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-if (lean_obj_tag(x_51) == 0)
+lean_object* x_55; 
+x_55 = lean_ctor_get(x_54, 0);
+lean_inc(x_55);
+if (lean_obj_tag(x_55) == 0)
 {
-uint8_t x_52; 
+uint8_t x_56; 
 lean_dec(x_19);
 lean_dec(x_4);
 lean_dec(x_2);
-x_52 = !lean_is_exclusive(x_50);
-if (x_52 == 0)
+x_56 = !lean_is_exclusive(x_54);
+if (x_56 == 0)
 {
-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; 
-x_53 = lean_ctor_get(x_50, 0);
-lean_dec(x_53);
-x_54 = lean_expr_dbg_to_string(x_13);
+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; 
+x_57 = lean_ctor_get(x_54, 0);
+lean_dec(x_57);
+x_58 = lean_expr_dbg_to_string(x_13);
 lean_dec(x_13);
-x_55 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_56 = lean_string_append(x_55, x_54);
-lean_dec(x_54);
-x_57 = l_Char_HasRepr___closed__1;
-x_58 = lean_string_append(x_56, x_57);
-x_59 = lean_alloc_ctor(22, 1, 0);
+x_59 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_59, 0, x_58);
-lean_ctor_set_tag(x_50, 1);
-lean_ctor_set(x_50, 0, x_59);
-return x_50;
+x_60 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_60, 0, x_59);
+x_61 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_62 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_62, 0, x_61);
+lean_ctor_set(x_62, 1, x_60);
+x_63 = l_Lean_Elab_Term_mkConst___closed__4;
+x_64 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_64, 0, x_62);
+lean_ctor_set(x_64, 1, x_63);
+x_65 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_65, 0, x_64);
+lean_ctor_set_tag(x_54, 1);
+lean_ctor_set(x_54, 0, x_65);
+return x_54;
 }
 else
 {
-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; lean_object* x_67; 
-x_60 = lean_ctor_get(x_50, 1);
-lean_inc(x_60);
-lean_dec(x_50);
-x_61 = lean_expr_dbg_to_string(x_13);
+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; 
+x_66 = lean_ctor_get(x_54, 1);
+lean_inc(x_66);
+lean_dec(x_54);
+x_67 = lean_expr_dbg_to_string(x_13);
 lean_dec(x_13);
-x_62 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_63 = lean_string_append(x_62, x_61);
-lean_dec(x_61);
-x_64 = l_Char_HasRepr___closed__1;
-x_65 = lean_string_append(x_63, x_64);
-x_66 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_66, 0, x_65);
-x_67 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_67, 0, x_66);
-lean_ctor_set(x_67, 1, x_60);
-return x_67;
+x_68 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_68, 0, x_67);
+x_69 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_69, 0, x_68);
+x_70 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_71 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_71, 0, x_70);
+lean_ctor_set(x_71, 1, x_69);
+x_72 = l_Lean_Elab_Term_mkConst___closed__4;
+x_73 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_73, 0, x_71);
+lean_ctor_set(x_73, 1, x_72);
+x_74 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_74, 0, x_73);
+x_75 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_75, 0, x_74);
+lean_ctor_set(x_75, 1, x_66);
+return x_75;
 }
 }
 else
 {
-lean_object* x_68; lean_object* x_69; 
+lean_object* x_76; lean_object* x_77; 
 lean_dec(x_13);
-x_68 = lean_ctor_get(x_50, 1);
-lean_inc(x_68);
-lean_dec(x_50);
-x_69 = lean_ctor_get(x_51, 0);
-lean_inc(x_69);
-lean_dec(x_51);
-x_1 = x_69;
+x_76 = lean_ctor_get(x_54, 1);
+lean_inc(x_76);
+lean_dec(x_54);
+x_77 = lean_ctor_get(x_55, 0);
+lean_inc(x_77);
+lean_dec(x_55);
+x_1 = x_77;
 x_3 = x_19;
-x_5 = x_68;
+x_5 = x_76;
 goto _start;
 }
 }
 else
 {
-uint8_t x_71; 
+uint8_t x_79; 
 lean_dec(x_19);
 lean_dec(x_13);
 lean_dec(x_4);
 lean_dec(x_2);
-x_71 = !lean_is_exclusive(x_50);
-if (x_71 == 0)
+x_79 = !lean_is_exclusive(x_54);
+if (x_79 == 0)
 {
-return x_50;
+return x_54;
 }
 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;
+lean_object* x_80; lean_object* x_81; lean_object* x_82; 
+x_80 = lean_ctor_get(x_54, 0);
+x_81 = lean_ctor_get(x_54, 1);
+lean_inc(x_81);
+lean_inc(x_80);
+lean_dec(x_54);
+x_82 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_82, 0, x_80);
+lean_ctor_set(x_82, 1, x_81);
+return x_82;
 }
 }
 }
 else
 {
-lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; 
 lean_dec(x_13);
-x_75 = l_Lean_Syntax_getArgs(x_10);
+x_83 = l_Lean_Syntax_getArgs(x_10);
 lean_dec(x_10);
-x_76 = lean_array_get_size(x_75);
-lean_dec(x_75);
-lean_inc(x_76);
-x_77 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__1___boxed), 6, 2);
-lean_closure_set(x_77, 0, x_76);
-lean_closure_set(x_77, 1, x_76);
-x_78 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_77, x_2, x_19, x_4, x_18);
-return x_78;
+x_84 = lean_array_get_size(x_83);
+lean_dec(x_83);
+lean_inc(x_84);
+x_85 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__1___boxed), 6, 2);
+lean_closure_set(x_85, 0, x_84);
+lean_closure_set(x_85, 1, x_84);
+x_86 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_85, x_2, x_19, x_4, x_18);
+return x_86;
 }
 }
 }
 }
-block_122:
+block_130:
 {
-lean_object* x_95; uint8_t x_96; 
-x_95 = lean_ctor_get(x_93, 0);
-lean_inc(x_95);
-x_96 = lean_unbox(x_95);
-lean_dec(x_95);
-if (x_96 == 0)
-{
-uint8_t x_97; 
-x_97 = !lean_is_exclusive(x_93);
-if (x_97 == 0)
-{
-lean_object* x_98; lean_object* x_99; 
-x_98 = lean_ctor_get(x_93, 0);
-lean_dec(x_98);
-x_99 = lean_box(0);
-lean_ctor_set(x_93, 0, x_99);
-x_17 = x_93;
-x_18 = x_94;
-goto block_92;
-}
-else
-{
-lean_object* x_100; lean_object* x_101; lean_object* x_102; 
-x_100 = lean_ctor_get(x_93, 1);
-lean_inc(x_100);
-lean_dec(x_93);
-x_101 = lean_box(0);
-x_102 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_102, 0, x_101);
-lean_ctor_set(x_102, 1, x_100);
-x_17 = x_102;
-x_18 = x_94;
-goto block_92;
-}
-}
-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; 
-x_103 = lean_ctor_get(x_93, 1);
+lean_object* x_103; uint8_t x_104; 
+x_103 = lean_ctor_get(x_101, 0);
 lean_inc(x_103);
-lean_dec(x_93);
-lean_inc(x_10);
-x_104 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_104, 0, x_10);
-x_105 = l_Lean_MessageData_ofList___closed__3;
-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 = lean_unsigned_to_nat(2u);
-x_108 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_106);
-x_109 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__7;
-x_110 = lean_alloc_ctor(9, 2, 0);
+x_104 = lean_unbox(x_103);
+lean_dec(x_103);
+if (x_104 == 0)
+{
+uint8_t x_105; 
+x_105 = !lean_is_exclusive(x_101);
+if (x_105 == 0)
+{
+lean_object* x_106; lean_object* x_107; 
+x_106 = lean_ctor_get(x_101, 0);
+lean_dec(x_106);
+x_107 = lean_box(0);
+lean_ctor_set(x_101, 0, x_107);
+x_17 = x_101;
+x_18 = x_102;
+goto block_100;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; lean_object* x_110; 
+x_108 = lean_ctor_get(x_101, 1);
+lean_inc(x_108);
+lean_dec(x_101);
+x_109 = lean_box(0);
+x_110 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_110, 0, x_109);
 lean_ctor_set(x_110, 1, x_108);
-x_111 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_111, 0, x_110);
-lean_ctor_set(x_111, 1, x_105);
-x_112 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10;
-x_113 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_113, 0, x_111);
-lean_ctor_set(x_113, 1, x_112);
-lean_inc(x_13);
-x_114 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_114, 0, x_13);
-x_115 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_115, 0, x_105);
-lean_ctor_set(x_115, 1, x_114);
+x_17 = x_110;
+x_18 = x_102;
+goto block_100;
+}
+}
+else
+{
+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; lean_object* x_125; lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; 
+x_111 = lean_ctor_get(x_101, 1);
+lean_inc(x_111);
+lean_dec(x_101);
+lean_inc(x_10);
+x_112 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_112, 0, x_10);
+x_113 = l_Lean_MessageData_ofList___closed__3;
+x_114 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_114, 0, x_113);
+lean_ctor_set(x_114, 1, x_112);
+x_115 = lean_unsigned_to_nat(2u);
 x_116 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_116, 0, x_107);
-lean_ctor_set(x_116, 1, x_115);
-x_117 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_117, 0, x_113);
-lean_ctor_set(x_117, 1, x_116);
-x_118 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
-x_119 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__8(x_118, x_117, x_2, x_103, x_4, x_94);
-x_120 = lean_ctor_get(x_119, 0);
-lean_inc(x_120);
-x_121 = lean_ctor_get(x_119, 1);
-lean_inc(x_121);
-lean_dec(x_119);
-x_17 = x_120;
-x_18 = x_121;
-goto block_92;
+lean_ctor_set(x_116, 0, x_115);
+lean_ctor_set(x_116, 1, x_114);
+x_117 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9;
+x_118 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_118, 0, x_117);
+lean_ctor_set(x_118, 1, x_116);
+x_119 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_119, 0, x_118);
+lean_ctor_set(x_119, 1, x_113);
+x_120 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12;
+x_121 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_121, 0, x_119);
+lean_ctor_set(x_121, 1, x_120);
+lean_inc(x_13);
+x_122 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_122, 0, x_13);
+x_123 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_123, 0, x_113);
+lean_ctor_set(x_123, 1, x_122);
+x_124 = lean_alloc_ctor(7, 2, 0);
+lean_ctor_set(x_124, 0, x_115);
+lean_ctor_set(x_124, 1, x_123);
+x_125 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_125, 0, x_121);
+lean_ctor_set(x_125, 1, x_124);
+x_126 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
+x_127 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__8(x_126, x_125, x_2, x_111, x_4, x_102);
+x_128 = lean_ctor_get(x_127, 0);
+lean_inc(x_128);
+x_129 = lean_ctor_get(x_127, 1);
+lean_inc(x_129);
+lean_dec(x_127);
+x_17 = x_128;
+x_18 = x_129;
+goto block_100;
 }
 }
 }
 else
 {
-uint8_t x_131; 
+uint8_t x_139; 
 lean_free_object(x_7);
 lean_dec(x_11);
 lean_dec(x_10);
 lean_dec(x_4);
 lean_dec(x_2);
-x_131 = !lean_is_exclusive(x_12);
-if (x_131 == 0)
+x_139 = !lean_is_exclusive(x_12);
+if (x_139 == 0)
 {
 return x_12;
 }
 else
 {
-lean_object* x_132; lean_object* x_133; lean_object* x_134; 
-x_132 = lean_ctor_get(x_12, 0);
-x_133 = lean_ctor_get(x_12, 1);
-lean_inc(x_133);
-lean_inc(x_132);
+lean_object* x_140; lean_object* x_141; lean_object* x_142; 
+x_140 = lean_ctor_get(x_12, 0);
+x_141 = lean_ctor_get(x_12, 1);
+lean_inc(x_141);
+lean_inc(x_140);
 lean_dec(x_12);
-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;
+x_142 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_142, 0, x_140);
+lean_ctor_set(x_142, 1, x_141);
+return x_142;
 }
 }
 }
 else
 {
-lean_object* x_135; lean_object* x_136; lean_object* x_137; 
-x_135 = lean_ctor_get(x_7, 0);
-x_136 = lean_ctor_get(x_7, 1);
-lean_inc(x_136);
-lean_inc(x_135);
+lean_object* x_143; lean_object* x_144; lean_object* x_145; 
+x_143 = lean_ctor_get(x_7, 0);
+x_144 = lean_ctor_get(x_7, 1);
+lean_inc(x_144);
+lean_inc(x_143);
 lean_dec(x_7);
 lean_inc(x_4);
-x_137 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_whnfCore___spec__1(x_1, x_4, x_8);
-if (lean_obj_tag(x_137) == 0)
+x_145 = l_Lean_WHNF_whnfCore___main___at_Lean_Meta_whnfCore___spec__1(x_1, x_4, x_8);
+if (lean_obj_tag(x_145) == 0)
 {
-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_204; lean_object* x_205; lean_object* x_232; uint8_t x_233; 
-x_138 = lean_ctor_get(x_137, 0);
-lean_inc(x_138);
-x_139 = lean_ctor_get(x_137, 1);
-lean_inc(x_139);
-lean_dec(x_137);
-x_140 = l_Lean_Expr_getAppFn___main(x_138);
-x_141 = l_Lean_Expr_constName_x3f(x_140);
-lean_dec(x_140);
-x_232 = lean_ctor_get(x_139, 4);
-lean_inc(x_232);
-x_233 = lean_ctor_get_uint8(x_232, sizeof(void*)*1);
-lean_dec(x_232);
-if (x_233 == 0)
-{
-uint8_t x_234; lean_object* x_235; lean_object* x_236; 
-x_234 = 0;
-x_235 = lean_box(x_234);
-x_236 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_236, 0, x_235);
-lean_ctor_set(x_236, 1, x_136);
-x_204 = x_236;
-x_205 = x_139;
-goto block_231;
-}
-else
-{
-lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; 
-x_237 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
-x_238 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_237, x_4, x_139);
-x_239 = lean_ctor_get(x_238, 0);
-lean_inc(x_239);
-x_240 = lean_ctor_get(x_238, 1);
-lean_inc(x_240);
-lean_dec(x_238);
-x_241 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_241, 0, x_239);
-lean_ctor_set(x_241, 1, x_136);
-x_204 = x_241;
-x_205 = x_240;
-goto block_231;
-}
-block_203:
-{
-lean_object* x_144; lean_object* x_145; lean_object* x_146; 
-x_144 = lean_ctor_get(x_142, 1);
-lean_inc(x_144);
-lean_dec(x_142);
-x_145 = lean_ctor_get(x_143, 0);
-lean_inc(x_145);
-if (lean_obj_tag(x_141) == 0)
-{
-lean_object* x_191; 
+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_216; lean_object* x_217; lean_object* x_244; uint8_t x_245; 
+x_146 = lean_ctor_get(x_145, 0);
+lean_inc(x_146);
+x_147 = lean_ctor_get(x_145, 1);
+lean_inc(x_147);
 lean_dec(x_145);
-x_191 = lean_box(0);
-x_146 = x_191;
-goto block_190;
-}
-else
-{
-lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; 
-x_192 = lean_ctor_get(x_141, 0);
-lean_inc(x_192);
-x_193 = l_Lean_PrettyPrinter_parenthesizerAttribute;
-x_194 = lean_ctor_get(x_193, 1);
-lean_inc(x_194);
-x_195 = l_Lean_PersistentEnvExtension_getState___rarg(x_194, x_145);
-lean_dec(x_145);
-lean_dec(x_194);
-x_196 = lean_ctor_get(x_195, 1);
-lean_inc(x_196);
-lean_dec(x_195);
-x_197 = l_Lean_SMap_find_x3f___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__2(x_196, x_192);
-lean_dec(x_192);
-if (lean_obj_tag(x_197) == 0)
-{
-lean_object* x_198; 
-x_198 = lean_box(0);
-x_146 = x_198;
-goto block_190;
-}
-else
-{
-lean_object* x_199; 
-x_199 = lean_ctor_get(x_197, 0);
-lean_inc(x_199);
-lean_dec(x_197);
-if (lean_obj_tag(x_199) == 0)
-{
-lean_object* x_200; 
-x_200 = lean_box(0);
-x_146 = x_200;
-goto block_190;
-}
-else
-{
-lean_object* x_201; lean_object* x_202; 
-lean_dec(x_141);
-lean_dec(x_135);
-x_201 = lean_ctor_get(x_199, 0);
-lean_inc(x_201);
-lean_dec(x_199);
-x_202 = lean_apply_5(x_201, x_138, x_2, x_144, x_4, x_143);
-return x_202;
-}
-}
-}
-block_190:
-{
-lean_dec(x_146);
-if (lean_obj_tag(x_141) == 0)
-{
-lean_object* x_147; 
-lean_dec(x_135);
-lean_inc(x_4);
-lean_inc(x_138);
-x_147 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_138, x_4, x_143);
-if (lean_obj_tag(x_147) == 0)
-{
-lean_object* x_148; 
-x_148 = lean_ctor_get(x_147, 0);
-lean_inc(x_148);
-if (lean_obj_tag(x_148) == 0)
-{
-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_dec(x_144);
-lean_dec(x_4);
-lean_dec(x_2);
-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_dbg_to_string(x_138);
-lean_dec(x_138);
-x_152 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_153 = lean_string_append(x_152, x_151);
-lean_dec(x_151);
-x_154 = l_Char_HasRepr___closed__1;
-x_155 = lean_string_append(x_153, x_154);
-x_156 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_156, 0, x_155);
-if (lean_is_scalar(x_150)) {
- x_157 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_157 = x_150;
- lean_ctor_set_tag(x_157, 1);
-}
-lean_ctor_set(x_157, 0, x_156);
-lean_ctor_set(x_157, 1, x_149);
-return x_157;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-lean_dec(x_138);
-x_158 = lean_ctor_get(x_147, 1);
-lean_inc(x_158);
-lean_dec(x_147);
-x_159 = lean_ctor_get(x_148, 0);
-lean_inc(x_159);
+x_148 = l_Lean_Expr_getAppFn___main(x_146);
+x_149 = l_Lean_Expr_constName_x3f(x_148);
 lean_dec(x_148);
-x_1 = x_159;
-x_3 = x_144;
-x_5 = x_158;
-goto _start;
-}
+x_244 = lean_ctor_get(x_147, 4);
+lean_inc(x_244);
+x_245 = lean_ctor_get_uint8(x_244, sizeof(void*)*1);
+lean_dec(x_244);
+if (x_245 == 0)
+{
+uint8_t x_246; lean_object* x_247; lean_object* x_248; 
+x_246 = 0;
+x_247 = lean_box(x_246);
+x_248 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_248, 0, x_247);
+lean_ctor_set(x_248, 1, x_144);
+x_216 = x_248;
+x_217 = x_147;
+goto block_243;
 }
 else
 {
-lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; 
-lean_dec(x_144);
-lean_dec(x_138);
-lean_dec(x_4);
-lean_dec(x_2);
-x_161 = lean_ctor_get(x_147, 0);
-lean_inc(x_161);
-x_162 = lean_ctor_get(x_147, 1);
-lean_inc(x_162);
-if (lean_is_exclusive(x_147)) {
- lean_ctor_release(x_147, 0);
- lean_ctor_release(x_147, 1);
- x_163 = x_147;
-} else {
- lean_dec_ref(x_147);
- x_163 = lean_box(0);
-}
-if (lean_is_scalar(x_163)) {
- x_164 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_164 = x_163;
-}
-lean_ctor_set(x_164, 0, x_161);
-lean_ctor_set(x_164, 1, x_162);
-return x_164;
+lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; 
+x_249 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
+x_250 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_249, x_4, x_147);
+x_251 = lean_ctor_get(x_250, 0);
+lean_inc(x_251);
+x_252 = lean_ctor_get(x_250, 1);
+lean_inc(x_252);
+lean_dec(x_250);
+x_253 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_253, 0, x_251);
+lean_ctor_set(x_253, 1, x_144);
+x_216 = x_253;
+x_217 = x_252;
+goto block_243;
 }
+block_215:
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; 
+x_152 = lean_ctor_get(x_150, 1);
+lean_inc(x_152);
+lean_dec(x_150);
+x_153 = lean_ctor_get(x_151, 0);
+lean_inc(x_153);
+if (lean_obj_tag(x_149) == 0)
+{
+lean_object* x_203; 
+lean_dec(x_153);
+x_203 = lean_box(0);
+x_154 = x_203;
+goto block_202;
 }
 else
 {
-lean_object* x_165; lean_object* x_166; uint8_t x_167; 
-x_165 = lean_ctor_get(x_141, 0);
-lean_inc(x_165);
-lean_dec(x_141);
-x_166 = l_Lean_choiceKind___closed__2;
-x_167 = lean_name_eq(x_165, x_166);
-lean_dec(x_165);
-if (x_167 == 0)
-{
-lean_object* x_168; 
-lean_dec(x_135);
-lean_inc(x_4);
-lean_inc(x_138);
-x_168 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_138, x_4, x_143);
-if (lean_obj_tag(x_168) == 0)
-{
-lean_object* x_169; 
-x_169 = lean_ctor_get(x_168, 0);
-lean_inc(x_169);
-if (lean_obj_tag(x_169) == 0)
-{
-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_144);
-lean_dec(x_4);
-lean_dec(x_2);
-x_170 = lean_ctor_get(x_168, 1);
-lean_inc(x_170);
-if (lean_is_exclusive(x_168)) {
- lean_ctor_release(x_168, 0);
- lean_ctor_release(x_168, 1);
- x_171 = x_168;
-} else {
- lean_dec_ref(x_168);
- x_171 = lean_box(0);
-}
-x_172 = lean_expr_dbg_to_string(x_138);
-lean_dec(x_138);
-x_173 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__4;
-x_174 = lean_string_append(x_173, x_172);
-lean_dec(x_172);
-x_175 = l_Char_HasRepr___closed__1;
-x_176 = lean_string_append(x_174, x_175);
-x_177 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_177, 0, x_176);
-if (lean_is_scalar(x_171)) {
- x_178 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_178 = x_171;
- lean_ctor_set_tag(x_178, 1);
-}
-lean_ctor_set(x_178, 0, x_177);
-lean_ctor_set(x_178, 1, x_170);
-return x_178;
-}
-else
-{
-lean_object* x_179; lean_object* x_180; 
-lean_dec(x_138);
-x_179 = lean_ctor_get(x_168, 1);
-lean_inc(x_179);
-lean_dec(x_168);
-x_180 = lean_ctor_get(x_169, 0);
-lean_inc(x_180);
-lean_dec(x_169);
-x_1 = x_180;
-x_3 = x_144;
-x_5 = x_179;
-goto _start;
-}
-}
-else
-{
-lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; 
-lean_dec(x_144);
-lean_dec(x_138);
-lean_dec(x_4);
-lean_dec(x_2);
-x_182 = lean_ctor_get(x_168, 0);
-lean_inc(x_182);
-x_183 = lean_ctor_get(x_168, 1);
-lean_inc(x_183);
-if (lean_is_exclusive(x_168)) {
- lean_ctor_release(x_168, 0);
- lean_ctor_release(x_168, 1);
- x_184 = x_168;
-} else {
- lean_dec_ref(x_168);
- x_184 = lean_box(0);
-}
-if (lean_is_scalar(x_184)) {
- x_185 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_185 = x_184;
-}
-lean_ctor_set(x_185, 0, x_182);
-lean_ctor_set(x_185, 1, x_183);
-return x_185;
-}
-}
-else
-{
-lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; 
-lean_dec(x_138);
-x_186 = l_Lean_Syntax_getArgs(x_135);
-lean_dec(x_135);
-x_187 = lean_array_get_size(x_186);
-lean_dec(x_186);
-lean_inc(x_187);
-x_188 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__1___boxed), 6, 2);
-lean_closure_set(x_188, 0, x_187);
-lean_closure_set(x_188, 1, x_187);
-x_189 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_188, x_2, x_144, x_4, x_143);
-return x_189;
-}
-}
-}
-}
-block_231:
-{
-lean_object* x_206; uint8_t x_207; 
-x_206 = lean_ctor_get(x_204, 0);
+lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; 
+x_204 = lean_ctor_get(x_149, 0);
+lean_inc(x_204);
+x_205 = l_Lean_PrettyPrinter_parenthesizerAttribute;
+x_206 = lean_ctor_get(x_205, 1);
 lean_inc(x_206);
-x_207 = lean_unbox(x_206);
+x_207 = l_Lean_PersistentEnvExtension_getState___rarg(x_206, x_153);
+lean_dec(x_153);
 lean_dec(x_206);
-if (x_207 == 0)
-{
-lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; 
-x_208 = lean_ctor_get(x_204, 1);
+x_208 = lean_ctor_get(x_207, 1);
 lean_inc(x_208);
-if (lean_is_exclusive(x_204)) {
- lean_ctor_release(x_204, 0);
- lean_ctor_release(x_204, 1);
- x_209 = x_204;
-} else {
- lean_dec_ref(x_204);
- x_209 = lean_box(0);
-}
-x_210 = lean_box(0);
-if (lean_is_scalar(x_209)) {
- x_211 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_211 = x_209;
-}
-lean_ctor_set(x_211, 0, x_210);
-lean_ctor_set(x_211, 1, x_208);
-x_142 = x_211;
-x_143 = x_205;
-goto block_203;
-}
-else
-{
-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_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; 
-x_212 = lean_ctor_get(x_204, 1);
-lean_inc(x_212);
+lean_dec(x_207);
+x_209 = l_Lean_SMap_find_x3f___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__2(x_208, x_204);
 lean_dec(x_204);
-lean_inc(x_135);
-x_213 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_213, 0, x_135);
-x_214 = l_Lean_MessageData_ofList___closed__3;
-x_215 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_215, 0, x_214);
-lean_ctor_set(x_215, 1, x_213);
-x_216 = lean_unsigned_to_nat(2u);
-x_217 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_217, 0, x_216);
-lean_ctor_set(x_217, 1, x_215);
-x_218 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__7;
-x_219 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_219, 0, x_218);
-lean_ctor_set(x_219, 1, x_217);
-x_220 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_220, 0, x_219);
-lean_ctor_set(x_220, 1, x_214);
-x_221 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10;
-x_222 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_222, 0, x_220);
-lean_ctor_set(x_222, 1, x_221);
-lean_inc(x_138);
-x_223 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_223, 0, x_138);
-x_224 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_224, 0, x_214);
-lean_ctor_set(x_224, 1, x_223);
-x_225 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_225, 0, x_216);
-lean_ctor_set(x_225, 1, x_224);
-x_226 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_226, 0, x_222);
-lean_ctor_set(x_226, 1, x_225);
-x_227 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
-x_228 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__8(x_227, x_226, x_2, x_212, x_4, x_205);
-x_229 = lean_ctor_get(x_228, 0);
-lean_inc(x_229);
-x_230 = lean_ctor_get(x_228, 1);
-lean_inc(x_230);
-lean_dec(x_228);
-x_142 = x_229;
-x_143 = x_230;
-goto block_203;
-}
-}
+if (lean_obj_tag(x_209) == 0)
+{
+lean_object* x_210; 
+x_210 = lean_box(0);
+x_154 = x_210;
+goto block_202;
 }
 else
 {
-lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; 
-lean_dec(x_136);
-lean_dec(x_135);
+lean_object* x_211; 
+x_211 = lean_ctor_get(x_209, 0);
+lean_inc(x_211);
+lean_dec(x_209);
+if (lean_obj_tag(x_211) == 0)
+{
+lean_object* x_212; 
+x_212 = lean_box(0);
+x_154 = x_212;
+goto block_202;
+}
+else
+{
+lean_object* x_213; lean_object* x_214; 
+lean_dec(x_149);
+lean_dec(x_143);
+x_213 = lean_ctor_get(x_211, 0);
+lean_inc(x_213);
+lean_dec(x_211);
+x_214 = lean_apply_5(x_213, x_146, x_2, x_152, x_4, x_151);
+return x_214;
+}
+}
+}
+block_202:
+{
+lean_dec(x_154);
+if (lean_obj_tag(x_149) == 0)
+{
+lean_object* x_155; 
+lean_dec(x_143);
+lean_inc(x_4);
+lean_inc(x_146);
+x_155 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_146, x_4, x_151);
+if (lean_obj_tag(x_155) == 0)
+{
+lean_object* x_156; 
+x_156 = lean_ctor_get(x_155, 0);
+lean_inc(x_156);
+if (lean_obj_tag(x_156) == 0)
+{
+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_dec(x_152);
 lean_dec(x_4);
 lean_dec(x_2);
-x_242 = lean_ctor_get(x_137, 0);
+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_expr_dbg_to_string(x_146);
+lean_dec(x_146);
+x_160 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_160, 0, x_159);
+x_161 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_161, 0, x_160);
+x_162 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_163 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_163, 0, x_162);
+lean_ctor_set(x_163, 1, x_161);
+x_164 = l_Lean_Elab_Term_mkConst___closed__4;
+x_165 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_165, 0, x_163);
+lean_ctor_set(x_165, 1, x_164);
+x_166 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_166, 0, x_165);
+if (lean_is_scalar(x_158)) {
+ x_167 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_167 = x_158;
+ lean_ctor_set_tag(x_167, 1);
+}
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_157);
+return x_167;
+}
+else
+{
+lean_object* x_168; lean_object* x_169; 
+lean_dec(x_146);
+x_168 = lean_ctor_get(x_155, 1);
+lean_inc(x_168);
+lean_dec(x_155);
+x_169 = lean_ctor_get(x_156, 0);
+lean_inc(x_169);
+lean_dec(x_156);
+x_1 = x_169;
+x_3 = x_152;
+x_5 = x_168;
+goto _start;
+}
+}
+else
+{
+lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; 
+lean_dec(x_152);
+lean_dec(x_146);
+lean_dec(x_4);
+lean_dec(x_2);
+x_171 = lean_ctor_get(x_155, 0);
+lean_inc(x_171);
+x_172 = lean_ctor_get(x_155, 1);
+lean_inc(x_172);
+if (lean_is_exclusive(x_155)) {
+ lean_ctor_release(x_155, 0);
+ lean_ctor_release(x_155, 1);
+ x_173 = x_155;
+} else {
+ lean_dec_ref(x_155);
+ x_173 = lean_box(0);
+}
+if (lean_is_scalar(x_173)) {
+ x_174 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_174 = x_173;
+}
+lean_ctor_set(x_174, 0, x_171);
+lean_ctor_set(x_174, 1, x_172);
+return x_174;
+}
+}
+else
+{
+lean_object* x_175; lean_object* x_176; uint8_t x_177; 
+x_175 = lean_ctor_get(x_149, 0);
+lean_inc(x_175);
+lean_dec(x_149);
+x_176 = l_Lean_choiceKind___closed__2;
+x_177 = lean_name_eq(x_175, x_176);
+lean_dec(x_175);
+if (x_177 == 0)
+{
+lean_object* x_178; 
+lean_dec(x_143);
+lean_inc(x_4);
+lean_inc(x_146);
+x_178 = l_Lean_WHNF_unfoldDefinitionAux___at_Lean_Meta_unfoldDefinition_x3f___spec__1(x_146, x_4, x_151);
+if (lean_obj_tag(x_178) == 0)
+{
+lean_object* x_179; 
+x_179 = lean_ctor_get(x_178, 0);
+lean_inc(x_179);
+if (lean_obj_tag(x_179) == 0)
+{
+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_dec(x_152);
+lean_dec(x_4);
+lean_dec(x_2);
+x_180 = lean_ctor_get(x_178, 1);
+lean_inc(x_180);
+if (lean_is_exclusive(x_178)) {
+ lean_ctor_release(x_178, 0);
+ lean_ctor_release(x_178, 1);
+ x_181 = x_178;
+} else {
+ lean_dec_ref(x_178);
+ x_181 = lean_box(0);
+}
+x_182 = lean_expr_dbg_to_string(x_146);
+lean_dec(x_146);
+x_183 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_183, 0, x_182);
+x_184 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_184, 0, x_183);
+x_185 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__6;
+x_186 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_186, 0, x_185);
+lean_ctor_set(x_186, 1, x_184);
+x_187 = l_Lean_Elab_Term_mkConst___closed__4;
+x_188 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_188, 0, x_186);
+lean_ctor_set(x_188, 1, x_187);
+x_189 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_189, 0, x_188);
+if (lean_is_scalar(x_181)) {
+ x_190 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_190 = x_181;
+ lean_ctor_set_tag(x_190, 1);
+}
+lean_ctor_set(x_190, 0, x_189);
+lean_ctor_set(x_190, 1, x_180);
+return x_190;
+}
+else
+{
+lean_object* x_191; lean_object* x_192; 
+lean_dec(x_146);
+x_191 = lean_ctor_get(x_178, 1);
+lean_inc(x_191);
+lean_dec(x_178);
+x_192 = lean_ctor_get(x_179, 0);
+lean_inc(x_192);
+lean_dec(x_179);
+x_1 = x_192;
+x_3 = x_152;
+x_5 = x_191;
+goto _start;
+}
+}
+else
+{
+lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; 
+lean_dec(x_152);
+lean_dec(x_146);
+lean_dec(x_4);
+lean_dec(x_2);
+x_194 = lean_ctor_get(x_178, 0);
+lean_inc(x_194);
+x_195 = lean_ctor_get(x_178, 1);
+lean_inc(x_195);
+if (lean_is_exclusive(x_178)) {
+ lean_ctor_release(x_178, 0);
+ lean_ctor_release(x_178, 1);
+ x_196 = x_178;
+} else {
+ lean_dec_ref(x_178);
+ 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;
+}
+}
+else
+{
+lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_146);
+x_198 = l_Lean_Syntax_getArgs(x_143);
+lean_dec(x_143);
+x_199 = lean_array_get_size(x_198);
+lean_dec(x_198);
+lean_inc(x_199);
+x_200 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__1___boxed), 6, 2);
+lean_closure_set(x_200, 0, x_199);
+lean_closure_set(x_200, 1, x_199);
+x_201 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_200, x_2, x_152, x_4, x_151);
+return x_201;
+}
+}
+}
+}
+block_243:
+{
+lean_object* x_218; uint8_t x_219; 
+x_218 = lean_ctor_get(x_216, 0);
+lean_inc(x_218);
+x_219 = lean_unbox(x_218);
+lean_dec(x_218);
+if (x_219 == 0)
+{
+lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; 
+x_220 = lean_ctor_get(x_216, 1);
+lean_inc(x_220);
+if (lean_is_exclusive(x_216)) {
+ lean_ctor_release(x_216, 0);
+ lean_ctor_release(x_216, 1);
+ x_221 = x_216;
+} else {
+ lean_dec_ref(x_216);
+ x_221 = lean_box(0);
+}
+x_222 = lean_box(0);
+if (lean_is_scalar(x_221)) {
+ x_223 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_223 = x_221;
+}
+lean_ctor_set(x_223, 0, x_222);
+lean_ctor_set(x_223, 1, x_220);
+x_150 = x_223;
+x_151 = x_217;
+goto block_215;
+}
+else
+{
+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; 
+x_224 = lean_ctor_get(x_216, 1);
+lean_inc(x_224);
+lean_dec(x_216);
+lean_inc(x_143);
+x_225 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_225, 0, x_143);
+x_226 = l_Lean_MessageData_ofList___closed__3;
+x_227 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_227, 0, x_226);
+lean_ctor_set(x_227, 1, x_225);
+x_228 = lean_unsigned_to_nat(2u);
+x_229 = lean_alloc_ctor(7, 2, 0);
+lean_ctor_set(x_229, 0, x_228);
+lean_ctor_set(x_229, 1, x_227);
+x_230 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9;
+x_231 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_231, 0, x_230);
+lean_ctor_set(x_231, 1, x_229);
+x_232 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_232, 0, x_231);
+lean_ctor_set(x_232, 1, x_226);
+x_233 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12;
+x_234 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_234, 0, x_232);
+lean_ctor_set(x_234, 1, x_233);
+lean_inc(x_146);
+x_235 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_235, 0, x_146);
+x_236 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_236, 0, x_226);
+lean_ctor_set(x_236, 1, x_235);
+x_237 = lean_alloc_ctor(7, 2, 0);
+lean_ctor_set(x_237, 0, x_228);
+lean_ctor_set(x_237, 1, x_236);
+x_238 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_238, 0, x_234);
+lean_ctor_set(x_238, 1, x_237);
+x_239 = l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__3;
+x_240 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_visit___main___spec__8(x_239, x_238, x_2, x_224, x_4, x_217);
+x_241 = lean_ctor_get(x_240, 0);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_240, 1);
 lean_inc(x_242);
-x_243 = lean_ctor_get(x_137, 1);
-lean_inc(x_243);
-if (lean_is_exclusive(x_137)) {
- lean_ctor_release(x_137, 0);
- lean_ctor_release(x_137, 1);
- x_244 = x_137;
-} else {
- lean_dec_ref(x_137);
- x_244 = lean_box(0);
+lean_dec(x_240);
+x_150 = x_241;
+x_151 = x_242;
+goto block_215;
 }
-if (lean_is_scalar(x_244)) {
- x_245 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_245 = x_244;
 }
-lean_ctor_set(x_245, 0, x_242);
-lean_ctor_set(x_245, 1, x_243);
-return x_245;
+}
+else
+{
+lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; 
+lean_dec(x_144);
+lean_dec(x_143);
+lean_dec(x_4);
+lean_dec(x_2);
+x_254 = lean_ctor_get(x_145, 0);
+lean_inc(x_254);
+x_255 = lean_ctor_get(x_145, 1);
+lean_inc(x_255);
+if (lean_is_exclusive(x_145)) {
+ lean_ctor_release(x_145, 0);
+ lean_ctor_release(x_145, 1);
+ x_256 = x_145;
+} else {
+ lean_dec_ref(x_145);
+ x_256 = lean_box(0);
+}
+if (lean_is_scalar(x_256)) {
+ x_257 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_257 = x_256;
+}
+lean_ctor_set(x_257, 0, x_254);
+lean_ctor_set(x_257, 1, x_255);
+return x_257;
 }
 }
 }
@@ -3620,7 +3696,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__1;
-x_2 = lean_alloc_ctor(22, 1, 0);
+x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
@@ -3628,36 +3704,56 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__3() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("antiquotExpr");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___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_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__4() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_mkAppStx___closed__4;
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__3;
-x_3 = lean_name_mk_string(x_1, x_2);
-return x_3;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__3;
+x_2 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__5() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__4;
-x_3 = l_Lean_mkConst(x_2, x_1);
-return x_3;
+lean_object* x_1; 
+x_1 = lean_mk_string("antiquotExpr");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6() {
 _start:
 {
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_mkAppStx___closed__4;
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__5;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6;
+x_3 = l_Lean_mkConst(x_2, x_1);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8() {
+_start:
+{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__5;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7;
 x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___lambda__1), 5, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
@@ -3687,7 +3783,7 @@ lean_object* x_12;
 lean_dec(x_10);
 lean_dec(x_3);
 lean_dec(x_1);
-x_12 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__2;
+x_12 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__4;
 lean_ctor_set_tag(x_5, 1);
 lean_ctor_set(x_5, 0, x_12);
 return x_5;
@@ -3696,7 +3792,7 @@ else
 {
 lean_object* x_13; lean_object* x_14; 
 lean_free_object(x_5);
-x_13 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6;
+x_13 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8;
 x_14 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_13, x_1, x_10, x_3, x_8);
 return x_14;
 }
@@ -3722,7 +3818,7 @@ lean_object* x_20; lean_object* x_21;
 lean_dec(x_18);
 lean_dec(x_3);
 lean_dec(x_1);
-x_20 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__2;
+x_20 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__4;
 x_21 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_21, 0, x_20);
 lean_ctor_set(x_21, 1, x_16);
@@ -3731,7 +3827,7 @@ return x_21;
 else
 {
 lean_object* x_22; lean_object* x_23; 
-x_22 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6;
+x_22 = l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8;
 x_23 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_22, x_1, x_18, x_3, x_16);
 return x_23;
 }
@@ -6635,6 +6731,26 @@ x_1 = lean_mk_string("failed to evaluate Nat argument: ");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___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_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalNat(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -6652,100 +6768,110 @@ lean_inc(x_8);
 x_9 = l_Lean_Meta_evalNat___main(x_8);
 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_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
 lean_dec(x_3);
 x_10 = lean_expr_dbg_to_string(x_8);
 lean_dec(x_8);
-x_11 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1;
-x_12 = lean_string_append(x_11, x_10);
-lean_dec(x_10);
-x_13 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set_tag(x_6, 1);
-lean_ctor_set(x_6, 0, x_13);
-return x_6;
-}
-else
-{
-lean_object* x_14; lean_object* x_15; 
-lean_dec(x_8);
-x_14 = lean_ctor_get(x_9, 0);
-lean_inc(x_14);
-lean_dec(x_9);
-x_15 = lean_alloc_ctor(0, 2, 0);
+x_11 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_11, 0, x_10);
+x_12 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_12, 0, x_11);
+x_13 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3;
+x_14 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_14, 0, x_13);
+lean_ctor_set(x_14, 1, x_12);
+x_15 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_15, 1, x_3);
+lean_ctor_set_tag(x_6, 1);
 lean_ctor_set(x_6, 0, x_15);
 return x_6;
 }
-}
 else
 {
-lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_16 = lean_ctor_get(x_6, 0);
-x_17 = lean_ctor_get(x_6, 1);
-lean_inc(x_17);
+lean_object* x_16; lean_object* x_17; 
+lean_dec(x_8);
+x_16 = lean_ctor_get(x_9, 0);
 lean_inc(x_16);
-lean_dec(x_6);
-lean_inc(x_16);
-x_18 = l_Lean_Meta_evalNat___main(x_16);
-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_dec(x_3);
-x_19 = lean_expr_dbg_to_string(x_16);
-lean_dec(x_16);
-x_20 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1;
-x_21 = lean_string_append(x_20, x_19);
-lean_dec(x_19);
-x_22 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-x_23 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_17);
-return x_23;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-lean_dec(x_16);
-x_24 = lean_ctor_get(x_18, 0);
-lean_inc(x_24);
-lean_dec(x_18);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_3);
-x_26 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_26, 1, x_17);
-return x_26;
-}
-}
-}
-else
-{
-uint8_t x_27; 
-lean_dec(x_3);
-x_27 = !lean_is_exclusive(x_6);
-if (x_27 == 0)
-{
+lean_dec(x_9);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_3);
+lean_ctor_set(x_6, 0, x_17);
 return x_6;
 }
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+lean_inc(x_18);
+x_20 = l_Lean_Meta_evalNat___main(x_18);
+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; lean_object* x_26; lean_object* x_27; 
+lean_dec(x_3);
+x_21 = lean_expr_dbg_to_string(x_18);
+lean_dec(x_18);
+x_22 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_22, 0, x_21);
+x_23 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_23, 0, x_22);
+x_24 = l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3;
+x_25 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_23);
+x_26 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_19);
+return x_27;
+}
 else
 {
 lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_28 = lean_ctor_get(x_6, 0);
-x_29 = lean_ctor_get(x_6, 1);
-lean_inc(x_29);
+lean_dec(x_18);
+x_28 = lean_ctor_get(x_20, 0);
 lean_inc(x_28);
-lean_dec(x_6);
-x_30 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_30, 0, x_28);
-lean_ctor_set(x_30, 1, x_29);
+lean_dec(x_20);
+x_29 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_3);
+x_30 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_19);
 return x_30;
 }
 }
 }
+else
+{
+uint8_t x_31; 
+lean_dec(x_3);
+x_31 = !lean_is_exclusive(x_6);
+if (x_31 == 0)
+{
+return x_6;
+}
+else
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_6, 0);
+x_33 = lean_ctor_get(x_6, 1);
+lean_inc(x_33);
+lean_inc(x_32);
+lean_dec(x_6);
+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_Lean_PrettyPrinter_Parenthesizer_evalNat___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
@@ -6764,6 +6890,26 @@ x_1 = lean_mk_string("failed to evaluate precedence: ");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___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_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -6772,7 +6918,7 @@ lean_inc(x_4);
 x_6 = l_Lean_Meta_whnf(x_1, x_4, x_5);
 if (lean_obj_tag(x_6) == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_17; lean_object* x_18; 
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 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);
@@ -6785,184 +6931,189 @@ if (lean_is_exclusive(x_6)) {
  lean_dec_ref(x_6);
  x_9 = lean_box(0);
 }
-x_17 = l_Lean_Expr_getAppFn___main(x_7);
-x_18 = l_Lean_Expr_constName_x3f(x_17);
-lean_dec(x_17);
-if (lean_obj_tag(x_18) == 0)
-{
-lean_object* x_19; 
-lean_dec(x_4);
-lean_dec(x_3);
-x_19 = lean_box(0);
-x_10 = x_19;
-goto block_16;
-}
-else
-{
-lean_object* x_20; 
-x_20 = lean_ctor_get(x_18, 0);
-lean_inc(x_20);
-lean_dec(x_18);
-if (lean_obj_tag(x_20) == 1)
+x_19 = l_Lean_Expr_getAppFn___main(x_7);
+x_20 = l_Lean_Expr_constName_x3f(x_19);
+lean_dec(x_19);
+if (lean_obj_tag(x_20) == 0)
 {
 lean_object* x_21; 
-x_21 = lean_ctor_get(x_20, 0);
-lean_inc(x_21);
-if (lean_obj_tag(x_21) == 1)
+lean_dec(x_4);
+lean_dec(x_3);
+x_21 = lean_box(0);
+x_10 = x_21;
+goto block_18;
+}
+else
 {
 lean_object* x_22; 
-x_22 = lean_ctor_get(x_21, 0);
+x_22 = lean_ctor_get(x_20, 0);
 lean_inc(x_22);
-if (lean_obj_tag(x_22) == 0)
-{
-lean_object* x_23; lean_object* x_24; lean_object* x_25; uint8_t x_26; 
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
 lean_dec(x_20);
-x_24 = lean_ctor_get(x_21, 1);
-lean_inc(x_24);
-lean_dec(x_21);
-x_25 = l_Lean_optionToExpr___rarg___lambda__1___closed__1;
-x_26 = lean_string_dec_eq(x_24, x_25);
-lean_dec(x_24);
-if (x_26 == 0)
+if (lean_obj_tag(x_22) == 1)
 {
-lean_object* x_27; 
+lean_object* x_23; 
+x_23 = lean_ctor_get(x_22, 0);
+lean_inc(x_23);
+if (lean_obj_tag(x_23) == 1)
+{
+lean_object* x_24; 
+x_24 = lean_ctor_get(x_23, 0);
+lean_inc(x_24);
+if (lean_obj_tag(x_24) == 0)
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; uint8_t x_28; 
+x_25 = lean_ctor_get(x_22, 1);
+lean_inc(x_25);
+lean_dec(x_22);
+x_26 = lean_ctor_get(x_23, 1);
+lean_inc(x_26);
 lean_dec(x_23);
+x_27 = l_Lean_optionToExpr___rarg___lambda__1___closed__1;
+x_28 = lean_string_dec_eq(x_26, x_27);
+lean_dec(x_26);
+if (x_28 == 0)
+{
+lean_object* x_29; 
+lean_dec(x_25);
 lean_dec(x_4);
 lean_dec(x_3);
-x_27 = lean_box(0);
-x_10 = x_27;
-goto block_16;
+x_29 = lean_box(0);
+x_10 = x_29;
+goto block_18;
 }
 else
 {
-lean_object* x_28; uint8_t x_29; 
-x_28 = l_Option_HasRepr___rarg___closed__1;
-x_29 = lean_string_dec_eq(x_23, x_28);
-if (x_29 == 0)
-{
 lean_object* x_30; uint8_t x_31; 
-x_30 = l___private_Lean_Syntax_9__quoteOption___rarg___closed__5;
-x_31 = lean_string_dec_eq(x_23, x_30);
-lean_dec(x_23);
+x_30 = l_Option_HasRepr___rarg___closed__1;
+x_31 = lean_string_dec_eq(x_25, x_30);
 if (x_31 == 0)
 {
-lean_object* x_32; 
+lean_object* x_32; uint8_t x_33; 
+x_32 = l___private_Lean_Syntax_9__quoteOption___rarg___closed__5;
+x_33 = lean_string_dec_eq(x_25, x_32);
+lean_dec(x_25);
+if (x_33 == 0)
+{
+lean_object* x_34; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_32 = lean_box(0);
-x_10 = x_32;
-goto block_16;
+x_34 = lean_box(0);
+x_10 = x_34;
+goto block_18;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; 
+lean_object* x_35; lean_object* x_36; 
 lean_dec(x_9);
-x_33 = l_Lean_Expr_appArg_x21(x_7);
+x_35 = l_Lean_Expr_appArg_x21(x_7);
 lean_dec(x_7);
-x_34 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_33, x_2, x_3, x_4, x_8);
-return x_34;
+x_36 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_35, x_2, x_3, x_4, x_8);
+return x_36;
 }
 }
 else
 {
-lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-lean_dec(x_23);
+lean_object* x_37; lean_object* x_38; lean_object* x_39; 
+lean_dec(x_25);
 lean_dec(x_9);
 lean_dec(x_7);
 lean_dec(x_4);
-x_35 = lean_unsigned_to_nat(0u);
-x_36 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set(x_36, 1, x_3);
-x_37 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_37, 1, x_8);
-return x_37;
+x_37 = lean_unsigned_to_nat(0u);
+x_38 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_38, 0, x_37);
+lean_ctor_set(x_38, 1, x_3);
+x_39 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_39, 0, x_38);
+lean_ctor_set(x_39, 1, x_8);
+return x_39;
 }
 }
 }
 else
 {
-lean_object* x_38; 
-lean_dec(x_22);
-lean_dec(x_21);
-lean_dec(x_20);
-lean_dec(x_4);
-lean_dec(x_3);
-x_38 = lean_box(0);
-x_10 = x_38;
-goto block_16;
-}
-}
-else
-{
-lean_object* x_39; 
-lean_dec(x_21);
-lean_dec(x_20);
-lean_dec(x_4);
-lean_dec(x_3);
-x_39 = lean_box(0);
-x_10 = x_39;
-goto block_16;
-}
-}
-else
-{
 lean_object* x_40; 
-lean_dec(x_20);
+lean_dec(x_24);
+lean_dec(x_23);
+lean_dec(x_22);
 lean_dec(x_4);
 lean_dec(x_3);
 x_40 = lean_box(0);
 x_10 = x_40;
-goto block_16;
-}
-}
-block_16:
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-lean_dec(x_10);
-x_11 = lean_expr_dbg_to_string(x_7);
-lean_dec(x_7);
-x_12 = l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__1;
-x_13 = lean_string_append(x_12, x_11);
-lean_dec(x_11);
-x_14 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-if (lean_is_scalar(x_9)) {
- x_15 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_15 = x_9;
- lean_ctor_set_tag(x_15, 1);
-}
-lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_15, 1, x_8);
-return x_15;
+goto block_18;
 }
 }
 else
 {
-uint8_t x_41; 
+lean_object* x_41; 
+lean_dec(x_23);
+lean_dec(x_22);
 lean_dec(x_4);
 lean_dec(x_3);
-x_41 = !lean_is_exclusive(x_6);
-if (x_41 == 0)
+x_41 = lean_box(0);
+x_10 = x_41;
+goto block_18;
+}
+}
+else
+{
+lean_object* x_42; 
+lean_dec(x_22);
+lean_dec(x_4);
+lean_dec(x_3);
+x_42 = lean_box(0);
+x_10 = x_42;
+goto block_18;
+}
+}
+block_18:
+{
+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_dec(x_10);
+x_11 = lean_expr_dbg_to_string(x_7);
+lean_dec(x_7);
+x_12 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_12, 0, x_11);
+x_13 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_13, 0, x_12);
+x_14 = l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3;
+x_15 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_13);
+x_16 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_16, 0, x_15);
+if (lean_is_scalar(x_9)) {
+ x_17 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_17 = x_9;
+ lean_ctor_set_tag(x_17, 1);
+}
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_8);
+return x_17;
+}
+}
+else
+{
+uint8_t x_43; 
+lean_dec(x_4);
+lean_dec(x_3);
+x_43 = !lean_is_exclusive(x_6);
+if (x_43 == 0)
 {
 return x_6;
 }
 else
 {
-lean_object* x_42; lean_object* x_43; lean_object* x_44; 
-x_42 = lean_ctor_get(x_6, 0);
-x_43 = lean_ctor_get(x_6, 1);
-lean_inc(x_43);
-lean_inc(x_42);
+lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+x_44 = lean_ctor_get(x_6, 0);
+x_45 = lean_ctor_get(x_6, 1);
+lean_inc(x_45);
+lean_inc(x_44);
 lean_dec(x_6);
-x_44 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_44, 0, x_42);
-lean_ctor_set(x_44, 1, x_43);
-return x_44;
+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;
 }
 }
 }
@@ -6984,6 +7135,26 @@ x_1 = lean_mk_string("failed to evaluate String argument: ");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalString___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_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalString(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -7007,89 +7178,94 @@ if (lean_is_exclusive(x_6)) {
 }
 if (lean_obj_tag(x_7) == 9)
 {
-lean_object* x_17; 
-x_17 = lean_ctor_get(x_7, 0);
-lean_inc(x_17);
+lean_object* x_19; 
+x_19 = lean_ctor_get(x_7, 0);
+lean_inc(x_19);
 lean_dec(x_7);
-if (lean_obj_tag(x_17) == 0)
+if (lean_obj_tag(x_19) == 0)
 {
-lean_object* x_18; 
-lean_dec(x_17);
+lean_object* x_20; 
+lean_dec(x_19);
 lean_dec(x_3);
-x_18 = lean_box(0);
-x_10 = x_18;
-goto block_16;
+x_20 = lean_box(0);
+x_10 = x_20;
+goto block_18;
 }
 else
 {
-lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+lean_object* x_21; lean_object* x_22; lean_object* x_23; 
 lean_dec(x_9);
 lean_dec(x_1);
-x_19 = lean_ctor_get(x_17, 0);
-lean_inc(x_19);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_3);
-x_21 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_21, 1, x_8);
-return x_21;
+x_21 = lean_ctor_get(x_19, 0);
+lean_inc(x_21);
+lean_dec(x_19);
+x_22 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_3);
+x_23 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_23, 0, x_22);
+lean_ctor_set(x_23, 1, x_8);
+return x_23;
 }
 }
 else
 {
-lean_object* x_22; 
+lean_object* x_24; 
 lean_dec(x_7);
 lean_dec(x_3);
-x_22 = lean_box(0);
-x_10 = x_22;
-goto block_16;
+x_24 = lean_box(0);
+x_10 = x_24;
+goto block_18;
 }
-block_16:
+block_18:
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+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_dec(x_10);
 x_11 = lean_expr_dbg_to_string(x_1);
 lean_dec(x_1);
-x_12 = l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__1;
-x_13 = lean_string_append(x_12, x_11);
-lean_dec(x_11);
-x_14 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-if (lean_is_scalar(x_9)) {
- x_15 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_15 = x_9;
- lean_ctor_set_tag(x_15, 1);
-}
+x_12 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_12, 0, x_11);
+x_13 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_13, 0, x_12);
+x_14 = l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3;
+x_15 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_15, 1, x_8);
-return x_15;
+lean_ctor_set(x_15, 1, x_13);
+x_16 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_16, 0, x_15);
+if (lean_is_scalar(x_9)) {
+ x_17 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_17 = x_9;
+ lean_ctor_set_tag(x_17, 1);
+}
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_8);
+return x_17;
 }
 }
 else
 {
-uint8_t x_23; 
+uint8_t x_25; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_23 = !lean_is_exclusive(x_6);
-if (x_23 == 0)
+x_25 = !lean_is_exclusive(x_6);
+if (x_25 == 0)
 {
 return x_6;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_24 = lean_ctor_get(x_6, 0);
-x_25 = lean_ctor_get(x_6, 1);
-lean_inc(x_25);
-lean_inc(x_24);
+lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_26 = lean_ctor_get(x_6, 0);
+x_27 = lean_ctor_get(x_6, 1);
+lean_inc(x_27);
+lean_inc(x_26);
 lean_dec(x_6);
-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_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;
 }
 }
 }
@@ -7151,6 +7327,26 @@ x_1 = lean_mk_string("failed to evaluate Name argument: ");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___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_PrettyPrinter_Parenthesizer_evalName___main___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_evalName___main(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
@@ -7182,489 +7378,471 @@ x_16 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__4;
 x_17 = l_Lean_Expr_isAppOfArity___main(x_8, x_16, x_14);
 if (x_17 == 0)
 {
-lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+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_dec(x_4);
 lean_dec(x_3);
 x_18 = lean_expr_dbg_to_string(x_8);
 lean_dec(x_8);
-x_19 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__5;
-x_20 = lean_string_append(x_19, x_18);
-lean_dec(x_18);
-x_21 = lean_alloc_ctor(22, 1, 0);
-lean_ctor_set(x_21, 0, x_20);
+x_19 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_19, 0, x_18);
+x_20 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_20, 0, x_19);
+x_21 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7;
+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 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_23, 0, x_22);
 lean_ctor_set_tag(x_6, 1);
-lean_ctor_set(x_6, 0, x_21);
+lean_ctor_set(x_6, 0, x_23);
 return x_6;
 }
 else
 {
-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_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
 lean_free_object(x_6);
-x_22 = l_Lean_Expr_getAppNumArgsAux___main(x_8, x_11);
-x_23 = lean_nat_sub(x_22, x_11);
-x_24 = lean_unsigned_to_nat(1u);
-x_25 = lean_nat_sub(x_23, x_24);
-lean_dec(x_23);
-x_26 = l_Lean_Expr_getRevArg_x21___main(x_8, x_25);
+x_24 = l_Lean_Expr_getAppNumArgsAux___main(x_8, x_11);
+x_25 = lean_nat_sub(x_24, x_11);
+x_26 = lean_unsigned_to_nat(1u);
+x_27 = lean_nat_sub(x_25, x_26);
+lean_dec(x_25);
+x_28 = l_Lean_Expr_getRevArg_x21___main(x_8, x_27);
 lean_inc(x_4);
-x_27 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_26, x_2, x_3, x_4, x_9);
-if (lean_obj_tag(x_27) == 0)
+x_29 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_28, x_2, x_3, x_4, x_9);
+if (lean_obj_tag(x_29) == 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; lean_object* x_34; lean_object* x_35; 
-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, 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; lean_object* x_36; lean_object* x_37; 
+x_30 = lean_ctor_get(x_29, 0);
 lean_inc(x_30);
-x_31 = lean_ctor_get(x_28, 1);
+x_31 = lean_ctor_get(x_29, 1);
 lean_inc(x_31);
-lean_dec(x_28);
-x_32 = lean_nat_sub(x_22, x_24);
-lean_dec(x_22);
-x_33 = lean_nat_sub(x_32, x_24);
-lean_dec(x_32);
-x_34 = l_Lean_Expr_getRevArg_x21___main(x_8, x_33);
+lean_dec(x_29);
+x_32 = lean_ctor_get(x_30, 0);
+lean_inc(x_32);
+x_33 = lean_ctor_get(x_30, 1);
+lean_inc(x_33);
+lean_dec(x_30);
+x_34 = lean_nat_sub(x_24, x_26);
+lean_dec(x_24);
+x_35 = lean_nat_sub(x_34, x_26);
+lean_dec(x_34);
+x_36 = l_Lean_Expr_getRevArg_x21___main(x_8, x_35);
 lean_dec(x_8);
-x_35 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_34, x_2, x_31, x_4, x_29);
-if (lean_obj_tag(x_35) == 0)
+x_37 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_36, x_2, x_33, x_4, x_31);
+if (lean_obj_tag(x_37) == 0)
 {
-uint8_t x_36; 
-x_36 = !lean_is_exclusive(x_35);
-if (x_36 == 0)
-{
-lean_object* x_37; uint8_t x_38; 
-x_37 = lean_ctor_get(x_35, 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_39; uint8_t x_40; 
 x_39 = lean_ctor_get(x_37, 0);
-x_40 = lean_name_mk_numeral(x_30, x_39);
-lean_ctor_set(x_37, 0, x_40);
-return x_35;
+x_40 = !lean_is_exclusive(x_39);
+if (x_40 == 0)
+{
+lean_object* x_41; lean_object* x_42; 
+x_41 = lean_ctor_get(x_39, 0);
+x_42 = lean_name_mk_numeral(x_32, x_41);
+lean_ctor_set(x_39, 0, x_42);
+return x_37;
 }
 else
 {
-lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; 
-x_41 = lean_ctor_get(x_37, 0);
-x_42 = lean_ctor_get(x_37, 1);
-lean_inc(x_42);
-lean_inc(x_41);
-lean_dec(x_37);
-x_43 = lean_name_mk_numeral(x_30, x_41);
-x_44 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_44, 0, x_43);
-lean_ctor_set(x_44, 1, x_42);
-lean_ctor_set(x_35, 0, x_44);
-return x_35;
+lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+x_43 = lean_ctor_get(x_39, 0);
+x_44 = lean_ctor_get(x_39, 1);
+lean_inc(x_44);
+lean_inc(x_43);
+lean_dec(x_39);
+x_45 = lean_name_mk_numeral(x_32, x_43);
+x_46 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_46, 0, x_45);
+lean_ctor_set(x_46, 1, x_44);
+lean_ctor_set(x_37, 0, x_46);
+return x_37;
 }
 }
 else
 {
-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; 
-x_45 = lean_ctor_get(x_35, 0);
-x_46 = lean_ctor_get(x_35, 1);
-lean_inc(x_46);
-lean_inc(x_45);
-lean_dec(x_35);
-x_47 = lean_ctor_get(x_45, 0);
-lean_inc(x_47);
-x_48 = lean_ctor_get(x_45, 1);
+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; 
+x_47 = lean_ctor_get(x_37, 0);
+x_48 = lean_ctor_get(x_37, 1);
 lean_inc(x_48);
-if (lean_is_exclusive(x_45)) {
- lean_ctor_release(x_45, 0);
- lean_ctor_release(x_45, 1);
- x_49 = x_45;
+lean_inc(x_47);
+lean_dec(x_37);
+x_49 = lean_ctor_get(x_47, 0);
+lean_inc(x_49);
+x_50 = lean_ctor_get(x_47, 1);
+lean_inc(x_50);
+if (lean_is_exclusive(x_47)) {
+ lean_ctor_release(x_47, 0);
+ lean_ctor_release(x_47, 1);
+ x_51 = x_47;
 } else {
- lean_dec_ref(x_45);
- x_49 = lean_box(0);
+ lean_dec_ref(x_47);
+ x_51 = lean_box(0);
 }
-x_50 = lean_name_mk_numeral(x_30, x_47);
-if (lean_is_scalar(x_49)) {
- x_51 = lean_alloc_ctor(0, 2, 0);
+x_52 = lean_name_mk_numeral(x_32, x_49);
+if (lean_is_scalar(x_51)) {
+ x_53 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_51 = x_49;
+ x_53 = x_51;
 }
-lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set(x_51, 1, x_48);
-x_52 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_52, 0, x_51);
-lean_ctor_set(x_52, 1, x_46);
-return x_52;
+lean_ctor_set(x_53, 0, x_52);
+lean_ctor_set(x_53, 1, x_50);
+x_54 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_54, 0, x_53);
+lean_ctor_set(x_54, 1, x_48);
+return x_54;
 }
 }
 else
 {
-uint8_t x_53; 
-lean_dec(x_30);
-x_53 = !lean_is_exclusive(x_35);
-if (x_53 == 0)
+uint8_t x_55; 
+lean_dec(x_32);
+x_55 = !lean_is_exclusive(x_37);
+if (x_55 == 0)
 {
-return x_35;
+return x_37;
 }
 else
 {
-lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-x_54 = lean_ctor_get(x_35, 0);
-x_55 = lean_ctor_get(x_35, 1);
-lean_inc(x_55);
-lean_inc(x_54);
-lean_dec(x_35);
-x_56 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_56, 0, x_54);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
+lean_object* x_56; lean_object* x_57; lean_object* x_58; 
+x_56 = lean_ctor_get(x_37, 0);
+x_57 = lean_ctor_get(x_37, 1);
+lean_inc(x_57);
+lean_inc(x_56);
+lean_dec(x_37);
+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
 {
-uint8_t x_57; 
-lean_dec(x_22);
+uint8_t x_59; 
+lean_dec(x_24);
 lean_dec(x_8);
 lean_dec(x_4);
-x_57 = !lean_is_exclusive(x_27);
-if (x_57 == 0)
+x_59 = !lean_is_exclusive(x_29);
+if (x_59 == 0)
 {
-return x_27;
+return x_29;
 }
 else
 {
-lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_58 = lean_ctor_get(x_27, 0);
-x_59 = lean_ctor_get(x_27, 1);
-lean_inc(x_59);
-lean_inc(x_58);
-lean_dec(x_27);
-x_60 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_60, 0, x_58);
-lean_ctor_set(x_60, 1, x_59);
-return x_60;
+lean_object* x_60; lean_object* x_61; lean_object* x_62; 
+x_60 = lean_ctor_get(x_29, 0);
+x_61 = lean_ctor_get(x_29, 1);
+lean_inc(x_61);
+lean_inc(x_60);
+lean_dec(x_29);
+x_62 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_62, 0, x_60);
+lean_ctor_set(x_62, 1, x_61);
+return x_62;
 }
 }
 }
 }
 else
 {
-lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; 
+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_free_object(x_6);
-x_61 = l_Lean_Expr_getAppNumArgsAux___main(x_8, x_11);
-x_62 = lean_nat_sub(x_61, x_11);
-x_63 = lean_unsigned_to_nat(1u);
-x_64 = lean_nat_sub(x_62, x_63);
-lean_dec(x_62);
-x_65 = l_Lean_Expr_getRevArg_x21___main(x_8, x_64);
+x_63 = l_Lean_Expr_getAppNumArgsAux___main(x_8, x_11);
+x_64 = lean_nat_sub(x_63, x_11);
+x_65 = lean_unsigned_to_nat(1u);
+x_66 = lean_nat_sub(x_64, x_65);
+lean_dec(x_64);
+x_67 = l_Lean_Expr_getRevArg_x21___main(x_8, x_66);
 lean_inc(x_4);
-x_66 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_65, x_2, x_3, x_4, x_9);
-if (lean_obj_tag(x_66) == 0)
+x_68 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_67, x_2, x_3, x_4, x_9);
+if (lean_obj_tag(x_68) == 0)
 {
-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_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_ctor_get(x_67, 0);
+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; 
+x_69 = lean_ctor_get(x_68, 0);
 lean_inc(x_69);
-x_70 = lean_ctor_get(x_67, 1);
+x_70 = lean_ctor_get(x_68, 1);
 lean_inc(x_70);
-lean_dec(x_67);
-x_71 = lean_nat_sub(x_61, x_63);
-lean_dec(x_61);
-x_72 = lean_nat_sub(x_71, x_63);
-lean_dec(x_71);
-x_73 = l_Lean_Expr_getRevArg_x21___main(x_8, x_72);
+lean_dec(x_68);
+x_71 = lean_ctor_get(x_69, 0);
+lean_inc(x_71);
+x_72 = lean_ctor_get(x_69, 1);
+lean_inc(x_72);
+lean_dec(x_69);
+x_73 = lean_nat_sub(x_63, x_65);
+lean_dec(x_63);
+x_74 = lean_nat_sub(x_73, x_65);
+lean_dec(x_73);
+x_75 = l_Lean_Expr_getRevArg_x21___main(x_8, x_74);
 lean_dec(x_8);
-x_74 = l_Lean_PrettyPrinter_Parenthesizer_evalString(x_73, x_2, x_70, x_4, x_68);
-if (lean_obj_tag(x_74) == 0)
+x_76 = l_Lean_PrettyPrinter_Parenthesizer_evalString(x_75, x_2, x_72, x_4, x_70);
+if (lean_obj_tag(x_76) == 0)
 {
-uint8_t x_75; 
-x_75 = !lean_is_exclusive(x_74);
-if (x_75 == 0)
-{
-lean_object* x_76; uint8_t x_77; 
-x_76 = lean_ctor_get(x_74, 0);
+uint8_t x_77; 
 x_77 = !lean_is_exclusive(x_76);
 if (x_77 == 0)
 {
-lean_object* x_78; lean_object* x_79; 
+lean_object* x_78; uint8_t x_79; 
 x_78 = lean_ctor_get(x_76, 0);
-x_79 = lean_name_mk_string(x_69, x_78);
-lean_ctor_set(x_76, 0, x_79);
-return x_74;
+x_79 = !lean_is_exclusive(x_78);
+if (x_79 == 0)
+{
+lean_object* x_80; lean_object* x_81; 
+x_80 = lean_ctor_get(x_78, 0);
+x_81 = lean_name_mk_string(x_71, x_80);
+lean_ctor_set(x_78, 0, x_81);
+return x_76;
 }
 else
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 
-x_80 = lean_ctor_get(x_76, 0);
-x_81 = lean_ctor_get(x_76, 1);
-lean_inc(x_81);
-lean_inc(x_80);
-lean_dec(x_76);
-x_82 = lean_name_mk_string(x_69, x_80);
-x_83 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_83, 0, x_82);
-lean_ctor_set(x_83, 1, x_81);
-lean_ctor_set(x_74, 0, x_83);
-return x_74;
+lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; 
+x_82 = lean_ctor_get(x_78, 0);
+x_83 = lean_ctor_get(x_78, 1);
+lean_inc(x_83);
+lean_inc(x_82);
+lean_dec(x_78);
+x_84 = lean_name_mk_string(x_71, x_82);
+x_85 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_85, 0, x_84);
+lean_ctor_set(x_85, 1, x_83);
+lean_ctor_set(x_76, 0, x_85);
+return x_76;
 }
 }
 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; 
-x_84 = lean_ctor_get(x_74, 0);
-x_85 = lean_ctor_get(x_74, 1);
-lean_inc(x_85);
-lean_inc(x_84);
-lean_dec(x_74);
-x_86 = lean_ctor_get(x_84, 0);
-lean_inc(x_86);
-x_87 = lean_ctor_get(x_84, 1);
+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; 
+x_86 = lean_ctor_get(x_76, 0);
+x_87 = lean_ctor_get(x_76, 1);
 lean_inc(x_87);
-if (lean_is_exclusive(x_84)) {
- lean_ctor_release(x_84, 0);
- lean_ctor_release(x_84, 1);
- x_88 = x_84;
+lean_inc(x_86);
+lean_dec(x_76);
+x_88 = lean_ctor_get(x_86, 0);
+lean_inc(x_88);
+x_89 = lean_ctor_get(x_86, 1);
+lean_inc(x_89);
+if (lean_is_exclusive(x_86)) {
+ lean_ctor_release(x_86, 0);
+ lean_ctor_release(x_86, 1);
+ x_90 = x_86;
 } else {
- lean_dec_ref(x_84);
- x_88 = lean_box(0);
+ lean_dec_ref(x_86);
+ x_90 = lean_box(0);
 }
-x_89 = lean_name_mk_string(x_69, x_86);
-if (lean_is_scalar(x_88)) {
- x_90 = lean_alloc_ctor(0, 2, 0);
+x_91 = lean_name_mk_string(x_71, x_88);
+if (lean_is_scalar(x_90)) {
+ x_92 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_90 = x_88;
+ x_92 = x_90;
 }
-lean_ctor_set(x_90, 0, x_89);
-lean_ctor_set(x_90, 1, x_87);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_90);
-lean_ctor_set(x_91, 1, x_85);
-return x_91;
+lean_ctor_set(x_92, 0, x_91);
+lean_ctor_set(x_92, 1, x_89);
+x_93 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_93, 0, x_92);
+lean_ctor_set(x_93, 1, x_87);
+return x_93;
 }
 }
 else
 {
-uint8_t x_92; 
-lean_dec(x_69);
-x_92 = !lean_is_exclusive(x_74);
-if (x_92 == 0)
+uint8_t x_94; 
+lean_dec(x_71);
+x_94 = !lean_is_exclusive(x_76);
+if (x_94 == 0)
 {
-return x_74;
+return x_76;
 }
 else
 {
-lean_object* x_93; lean_object* x_94; lean_object* x_95; 
-x_93 = lean_ctor_get(x_74, 0);
-x_94 = lean_ctor_get(x_74, 1);
-lean_inc(x_94);
-lean_inc(x_93);
-lean_dec(x_74);
-x_95 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_95, 0, x_93);
-lean_ctor_set(x_95, 1, x_94);
-return x_95;
+lean_object* x_95; lean_object* x_96; lean_object* x_97; 
+x_95 = lean_ctor_get(x_76, 0);
+x_96 = lean_ctor_get(x_76, 1);
+lean_inc(x_96);
+lean_inc(x_95);
+lean_dec(x_76);
+x_97 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_97, 0, x_95);
+lean_ctor_set(x_97, 1, x_96);
+return x_97;
 }
 }
 }
 else
 {
-uint8_t x_96; 
-lean_dec(x_61);
+uint8_t x_98; 
+lean_dec(x_63);
 lean_dec(x_8);
 lean_dec(x_4);
-x_96 = !lean_is_exclusive(x_66);
-if (x_96 == 0)
+x_98 = !lean_is_exclusive(x_68);
+if (x_98 == 0)
 {
-return x_66;
+return x_68;
 }
 else
 {
-lean_object* x_97; lean_object* x_98; lean_object* x_99; 
-x_97 = lean_ctor_get(x_66, 0);
-x_98 = lean_ctor_get(x_66, 1);
-lean_inc(x_98);
-lean_inc(x_97);
-lean_dec(x_66);
-x_99 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_99, 0, x_97);
-lean_ctor_set(x_99, 1, x_98);
-return x_99;
+lean_object* x_99; lean_object* x_100; lean_object* x_101; 
+x_99 = lean_ctor_get(x_68, 0);
+x_100 = lean_ctor_get(x_68, 1);
+lean_inc(x_100);
+lean_inc(x_99);
+lean_dec(x_68);
+x_101 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_101, 0, x_99);
+lean_ctor_set(x_101, 1, x_100);
+return x_101;
 }
 }
 }
 }
 else
 {
-lean_object* x_100; lean_object* x_101; 
+lean_object* x_102; lean_object* x_103; 
 lean_dec(x_8);
 lean_dec(x_4);
-x_100 = lean_box(0);
-x_101 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_101, 0, x_100);
-lean_ctor_set(x_101, 1, x_3);
-lean_ctor_set(x_6, 0, x_101);
+x_102 = lean_box(0);
+x_103 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_103, 0, x_102);
+lean_ctor_set(x_103, 1, x_3);
+lean_ctor_set(x_6, 0, x_103);
 return x_6;
 }
 }
 else
 {
-lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-x_102 = lean_ctor_get(x_6, 0);
-x_103 = lean_ctor_get(x_6, 1);
-lean_inc(x_103);
-lean_inc(x_102);
+lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; uint8_t x_108; 
+x_104 = lean_ctor_get(x_6, 0);
+x_105 = lean_ctor_get(x_6, 1);
+lean_inc(x_105);
+lean_inc(x_104);
 lean_dec(x_6);
-x_104 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__2;
-x_105 = lean_unsigned_to_nat(0u);
-x_106 = l_Lean_Expr_isAppOfArity___main(x_102, x_104, x_105);
-if (x_106 == 0)
+x_106 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__2;
+x_107 = lean_unsigned_to_nat(0u);
+x_108 = l_Lean_Expr_isAppOfArity___main(x_104, x_106, x_107);
+if (x_108 == 0)
 {
-lean_object* x_107; lean_object* x_108; uint8_t x_109; 
-x_107 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__3;
-x_108 = lean_unsigned_to_nat(3u);
-x_109 = l_Lean_Expr_isAppOfArity___main(x_102, x_107, x_108);
-if (x_109 == 0)
-{
-lean_object* x_110; uint8_t x_111; 
-x_110 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__4;
-x_111 = l_Lean_Expr_isAppOfArity___main(x_102, x_110, x_108);
+lean_object* x_109; lean_object* x_110; uint8_t x_111; 
+x_109 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__3;
+x_110 = lean_unsigned_to_nat(3u);
+x_111 = l_Lean_Expr_isAppOfArity___main(x_104, x_109, x_110);
 if (x_111 == 0)
 {
-lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; 
+lean_object* x_112; uint8_t x_113; 
+x_112 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__4;
+x_113 = l_Lean_Expr_isAppOfArity___main(x_104, x_112, x_110);
+if (x_113 == 0)
+{
+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_4);
 lean_dec(x_3);
-x_112 = lean_expr_dbg_to_string(x_102);
-lean_dec(x_102);
-x_113 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__5;
-x_114 = lean_string_append(x_113, x_112);
-lean_dec(x_112);
-x_115 = lean_alloc_ctor(22, 1, 0);
+x_114 = lean_expr_dbg_to_string(x_104);
+lean_dec(x_104);
+x_115 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_115, 0, x_114);
-x_116 = lean_alloc_ctor(1, 2, 0);
+x_116 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_116, 0, x_115);
-lean_ctor_set(x_116, 1, x_103);
-return x_116;
+x_117 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7;
+x_118 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_118, 0, x_117);
+lean_ctor_set(x_118, 1, x_116);
+x_119 = lean_alloc_ctor(22, 1, 0);
+lean_ctor_set(x_119, 0, x_118);
+x_120 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_120, 0, x_119);
+lean_ctor_set(x_120, 1, x_105);
+return x_120;
 }
 else
 {
-lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; 
-x_117 = l_Lean_Expr_getAppNumArgsAux___main(x_102, x_105);
-x_118 = lean_nat_sub(x_117, x_105);
-x_119 = lean_unsigned_to_nat(1u);
-x_120 = lean_nat_sub(x_118, x_119);
-lean_dec(x_118);
-x_121 = l_Lean_Expr_getRevArg_x21___main(x_102, x_120);
-lean_inc(x_4);
-x_122 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_121, x_2, x_3, x_4, x_103);
-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; lean_object* x_128; lean_object* x_129; lean_object* x_130; 
-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_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; 
+x_121 = l_Lean_Expr_getAppNumArgsAux___main(x_104, x_107);
+x_122 = lean_nat_sub(x_121, x_107);
+x_123 = lean_unsigned_to_nat(1u);
+x_124 = lean_nat_sub(x_122, x_123);
 lean_dec(x_122);
-x_125 = lean_ctor_get(x_123, 0);
-lean_inc(x_125);
-x_126 = lean_ctor_get(x_123, 1);
-lean_inc(x_126);
-lean_dec(x_123);
-x_127 = lean_nat_sub(x_117, x_119);
-lean_dec(x_117);
-x_128 = lean_nat_sub(x_127, x_119);
+x_125 = l_Lean_Expr_getRevArg_x21___main(x_104, x_124);
+lean_inc(x_4);
+x_126 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_125, x_2, x_3, x_4, x_105);
+if (lean_obj_tag(x_126) == 0)
+{
+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; 
+x_127 = lean_ctor_get(x_126, 0);
+lean_inc(x_127);
+x_128 = lean_ctor_get(x_126, 1);
+lean_inc(x_128);
+lean_dec(x_126);
+x_129 = lean_ctor_get(x_127, 0);
+lean_inc(x_129);
+x_130 = lean_ctor_get(x_127, 1);
+lean_inc(x_130);
 lean_dec(x_127);
-x_129 = l_Lean_Expr_getRevArg_x21___main(x_102, x_128);
-lean_dec(x_102);
-x_130 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_129, x_2, x_126, x_4, x_124);
-if (lean_obj_tag(x_130) == 0)
+x_131 = lean_nat_sub(x_121, x_123);
+lean_dec(x_121);
+x_132 = lean_nat_sub(x_131, x_123);
+lean_dec(x_131);
+x_133 = l_Lean_Expr_getRevArg_x21___main(x_104, x_132);
+lean_dec(x_104);
+x_134 = l_Lean_PrettyPrinter_Parenthesizer_evalNat(x_133, x_2, x_130, x_4, x_128);
+if (lean_obj_tag(x_134) == 0)
 {
-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; 
-x_131 = lean_ctor_get(x_130, 0);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_130, 1);
-lean_inc(x_132);
-if (lean_is_exclusive(x_130)) {
- lean_ctor_release(x_130, 0);
- lean_ctor_release(x_130, 1);
- x_133 = x_130;
-} else {
- lean_dec_ref(x_130);
- x_133 = lean_box(0);
-}
-x_134 = lean_ctor_get(x_131, 0);
-lean_inc(x_134);
-x_135 = lean_ctor_get(x_131, 1);
+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_135 = lean_ctor_get(x_134, 0);
 lean_inc(x_135);
-if (lean_is_exclusive(x_131)) {
- lean_ctor_release(x_131, 0);
- lean_ctor_release(x_131, 1);
- x_136 = x_131;
+x_136 = lean_ctor_get(x_134, 1);
+lean_inc(x_136);
+if (lean_is_exclusive(x_134)) {
+ lean_ctor_release(x_134, 0);
+ lean_ctor_release(x_134, 1);
+ x_137 = x_134;
 } else {
- lean_dec_ref(x_131);
- x_136 = lean_box(0);
+ lean_dec_ref(x_134);
+ x_137 = lean_box(0);
 }
-x_137 = lean_name_mk_numeral(x_125, x_134);
-if (lean_is_scalar(x_136)) {
- x_138 = lean_alloc_ctor(0, 2, 0);
+x_138 = lean_ctor_get(x_135, 0);
+lean_inc(x_138);
+x_139 = lean_ctor_get(x_135, 1);
+lean_inc(x_139);
+if (lean_is_exclusive(x_135)) {
+ lean_ctor_release(x_135, 0);
+ lean_ctor_release(x_135, 1);
+ x_140 = x_135;
 } else {
- x_138 = x_136;
+ lean_dec_ref(x_135);
+ x_140 = lean_box(0);
 }
-lean_ctor_set(x_138, 0, x_137);
-lean_ctor_set(x_138, 1, x_135);
-if (lean_is_scalar(x_133)) {
- x_139 = lean_alloc_ctor(0, 2, 0);
+x_141 = lean_name_mk_numeral(x_129, x_138);
+if (lean_is_scalar(x_140)) {
+ x_142 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_139 = x_133;
+ x_142 = x_140;
 }
-lean_ctor_set(x_139, 0, x_138);
-lean_ctor_set(x_139, 1, x_132);
-return x_139;
-}
-else
-{
-lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
-lean_dec(x_125);
-x_140 = lean_ctor_get(x_130, 0);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_130, 1);
-lean_inc(x_141);
-if (lean_is_exclusive(x_130)) {
- lean_ctor_release(x_130, 0);
- lean_ctor_release(x_130, 1);
- x_142 = x_130;
+lean_ctor_set(x_142, 0, x_141);
+lean_ctor_set(x_142, 1, x_139);
+if (lean_is_scalar(x_137)) {
+ x_143 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_130);
- x_142 = lean_box(0);
+ x_143 = x_137;
 }
-if (lean_is_scalar(x_142)) {
- x_143 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_143 = x_142;
-}
-lean_ctor_set(x_143, 0, x_140);
-lean_ctor_set(x_143, 1, x_141);
+lean_ctor_set(x_143, 0, x_142);
+lean_ctor_set(x_143, 1, x_136);
 return x_143;
 }
-}
 else
 {
 lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; 
-lean_dec(x_117);
-lean_dec(x_102);
-lean_dec(x_4);
-x_144 = lean_ctor_get(x_122, 0);
+lean_dec(x_129);
+x_144 = lean_ctor_get(x_134, 0);
 lean_inc(x_144);
-x_145 = lean_ctor_get(x_122, 1);
+x_145 = lean_ctor_get(x_134, 1);
 lean_inc(x_145);
-if (lean_is_exclusive(x_122)) {
- lean_ctor_release(x_122, 0);
- lean_ctor_release(x_122, 1);
- x_146 = x_122;
+if (lean_is_exclusive(x_134)) {
+ lean_ctor_release(x_134, 0);
+ lean_ctor_release(x_134, 1);
+ x_146 = x_134;
 } else {
- lean_dec_ref(x_122);
+ lean_dec_ref(x_134);
  x_146 = lean_box(0);
 }
 if (lean_is_scalar(x_146)) {
@@ -7677,124 +7855,124 @@ lean_ctor_set(x_147, 1, x_145);
 return x_147;
 }
 }
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; 
+lean_dec(x_121);
+lean_dec(x_104);
+lean_dec(x_4);
+x_148 = lean_ctor_get(x_126, 0);
+lean_inc(x_148);
+x_149 = lean_ctor_get(x_126, 1);
+lean_inc(x_149);
+if (lean_is_exclusive(x_126)) {
+ lean_ctor_release(x_126, 0);
+ lean_ctor_release(x_126, 1);
+ x_150 = x_126;
+} else {
+ lean_dec_ref(x_126);
+ x_150 = lean_box(0);
+}
+if (lean_is_scalar(x_150)) {
+ x_151 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_151 = x_150;
+}
+lean_ctor_set(x_151, 0, x_148);
+lean_ctor_set(x_151, 1, x_149);
+return x_151;
+}
+}
 }
 else
 {
-lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; 
-x_148 = l_Lean_Expr_getAppNumArgsAux___main(x_102, x_105);
-x_149 = lean_nat_sub(x_148, x_105);
-x_150 = lean_unsigned_to_nat(1u);
-x_151 = lean_nat_sub(x_149, x_150);
-lean_dec(x_149);
-x_152 = l_Lean_Expr_getRevArg_x21___main(x_102, x_151);
-lean_inc(x_4);
-x_153 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_152, x_2, x_3, x_4, x_103);
-if (lean_obj_tag(x_153) == 0)
-{
-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; 
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_ctor_get(x_153, 1);
-lean_inc(x_155);
+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_152 = l_Lean_Expr_getAppNumArgsAux___main(x_104, x_107);
+x_153 = lean_nat_sub(x_152, x_107);
+x_154 = lean_unsigned_to_nat(1u);
+x_155 = lean_nat_sub(x_153, x_154);
 lean_dec(x_153);
-x_156 = lean_ctor_get(x_154, 0);
-lean_inc(x_156);
-x_157 = lean_ctor_get(x_154, 1);
-lean_inc(x_157);
-lean_dec(x_154);
-x_158 = lean_nat_sub(x_148, x_150);
-lean_dec(x_148);
-x_159 = lean_nat_sub(x_158, x_150);
+x_156 = l_Lean_Expr_getRevArg_x21___main(x_104, x_155);
+lean_inc(x_4);
+x_157 = l_Lean_PrettyPrinter_Parenthesizer_evalName___main(x_156, x_2, x_3, x_4, x_105);
+if (lean_obj_tag(x_157) == 0)
+{
+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; 
+x_158 = lean_ctor_get(x_157, 0);
+lean_inc(x_158);
+x_159 = lean_ctor_get(x_157, 1);
+lean_inc(x_159);
+lean_dec(x_157);
+x_160 = lean_ctor_get(x_158, 0);
+lean_inc(x_160);
+x_161 = lean_ctor_get(x_158, 1);
+lean_inc(x_161);
 lean_dec(x_158);
-x_160 = l_Lean_Expr_getRevArg_x21___main(x_102, x_159);
-lean_dec(x_102);
-x_161 = l_Lean_PrettyPrinter_Parenthesizer_evalString(x_160, x_2, x_157, x_4, x_155);
-if (lean_obj_tag(x_161) == 0)
+x_162 = lean_nat_sub(x_152, x_154);
+lean_dec(x_152);
+x_163 = lean_nat_sub(x_162, x_154);
+lean_dec(x_162);
+x_164 = l_Lean_Expr_getRevArg_x21___main(x_104, x_163);
+lean_dec(x_104);
+x_165 = l_Lean_PrettyPrinter_Parenthesizer_evalString(x_164, x_2, x_161, x_4, x_159);
+if (lean_obj_tag(x_165) == 0)
 {
-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; 
-x_162 = lean_ctor_get(x_161, 0);
-lean_inc(x_162);
-x_163 = lean_ctor_get(x_161, 1);
-lean_inc(x_163);
-if (lean_is_exclusive(x_161)) {
- lean_ctor_release(x_161, 0);
- lean_ctor_release(x_161, 1);
- x_164 = x_161;
-} else {
- lean_dec_ref(x_161);
- x_164 = lean_box(0);
-}
-x_165 = lean_ctor_get(x_162, 0);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_162, 1);
+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_166 = lean_ctor_get(x_165, 0);
 lean_inc(x_166);
-if (lean_is_exclusive(x_162)) {
- lean_ctor_release(x_162, 0);
- lean_ctor_release(x_162, 1);
- x_167 = x_162;
+x_167 = lean_ctor_get(x_165, 1);
+lean_inc(x_167);
+if (lean_is_exclusive(x_165)) {
+ lean_ctor_release(x_165, 0);
+ lean_ctor_release(x_165, 1);
+ x_168 = x_165;
 } else {
- lean_dec_ref(x_162);
- x_167 = lean_box(0);
+ lean_dec_ref(x_165);
+ x_168 = lean_box(0);
 }
-x_168 = lean_name_mk_string(x_156, x_165);
-if (lean_is_scalar(x_167)) {
- x_169 = lean_alloc_ctor(0, 2, 0);
+x_169 = lean_ctor_get(x_166, 0);
+lean_inc(x_169);
+x_170 = lean_ctor_get(x_166, 1);
+lean_inc(x_170);
+if (lean_is_exclusive(x_166)) {
+ lean_ctor_release(x_166, 0);
+ lean_ctor_release(x_166, 1);
+ x_171 = x_166;
 } else {
- x_169 = x_167;
+ lean_dec_ref(x_166);
+ x_171 = lean_box(0);
 }
-lean_ctor_set(x_169, 0, x_168);
-lean_ctor_set(x_169, 1, x_166);
-if (lean_is_scalar(x_164)) {
- x_170 = lean_alloc_ctor(0, 2, 0);
+x_172 = lean_name_mk_string(x_160, x_169);
+if (lean_is_scalar(x_171)) {
+ x_173 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_170 = x_164;
+ x_173 = x_171;
 }
-lean_ctor_set(x_170, 0, x_169);
-lean_ctor_set(x_170, 1, x_163);
-return x_170;
-}
-else
-{
-lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; 
-lean_dec(x_156);
-x_171 = lean_ctor_get(x_161, 0);
-lean_inc(x_171);
-x_172 = lean_ctor_get(x_161, 1);
-lean_inc(x_172);
-if (lean_is_exclusive(x_161)) {
- lean_ctor_release(x_161, 0);
- lean_ctor_release(x_161, 1);
- x_173 = x_161;
+lean_ctor_set(x_173, 0, x_172);
+lean_ctor_set(x_173, 1, x_170);
+if (lean_is_scalar(x_168)) {
+ x_174 = lean_alloc_ctor(0, 2, 0);
 } else {
- lean_dec_ref(x_161);
- x_173 = lean_box(0);
+ x_174 = x_168;
 }
-if (lean_is_scalar(x_173)) {
- x_174 = lean_alloc_ctor(1, 2, 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, 0, x_173);
+lean_ctor_set(x_174, 1, x_167);
 return x_174;
 }
-}
 else
 {
 lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; 
-lean_dec(x_148);
-lean_dec(x_102);
-lean_dec(x_4);
-x_175 = lean_ctor_get(x_153, 0);
+lean_dec(x_160);
+x_175 = lean_ctor_get(x_165, 0);
 lean_inc(x_175);
-x_176 = lean_ctor_get(x_153, 1);
+x_176 = lean_ctor_get(x_165, 1);
 lean_inc(x_176);
-if (lean_is_exclusive(x_153)) {
- lean_ctor_release(x_153, 0);
- lean_ctor_release(x_153, 1);
- x_177 = x_153;
+if (lean_is_exclusive(x_165)) {
+ lean_ctor_release(x_165, 0);
+ lean_ctor_release(x_165, 1);
+ x_177 = x_165;
 } else {
- lean_dec_ref(x_153);
+ lean_dec_ref(x_165);
  x_177 = lean_box(0);
 }
 if (lean_is_scalar(x_177)) {
@@ -7807,45 +7985,73 @@ lean_ctor_set(x_178, 1, x_176);
 return x_178;
 }
 }
-}
 else
 {
-lean_object* x_179; lean_object* x_180; lean_object* x_181; 
-lean_dec(x_102);
+lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; 
+lean_dec(x_152);
+lean_dec(x_104);
 lean_dec(x_4);
-x_179 = lean_box(0);
-x_180 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_180, 0, x_179);
-lean_ctor_set(x_180, 1, x_3);
-x_181 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_181, 0, x_180);
-lean_ctor_set(x_181, 1, x_103);
-return x_181;
+x_179 = lean_ctor_get(x_157, 0);
+lean_inc(x_179);
+x_180 = lean_ctor_get(x_157, 1);
+lean_inc(x_180);
+if (lean_is_exclusive(x_157)) {
+ lean_ctor_release(x_157, 0);
+ lean_ctor_release(x_157, 1);
+ x_181 = x_157;
+} else {
+ lean_dec_ref(x_157);
+ x_181 = lean_box(0);
+}
+if (lean_is_scalar(x_181)) {
+ x_182 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_182 = x_181;
+}
+lean_ctor_set(x_182, 0, x_179);
+lean_ctor_set(x_182, 1, x_180);
+return x_182;
 }
 }
 }
 else
 {
-uint8_t x_182; 
+lean_object* x_183; lean_object* x_184; lean_object* x_185; 
+lean_dec(x_104);
+lean_dec(x_4);
+x_183 = lean_box(0);
+x_184 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_184, 0, x_183);
+lean_ctor_set(x_184, 1, x_3);
+x_185 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_185, 0, x_184);
+lean_ctor_set(x_185, 1, x_105);
+return x_185;
+}
+}
+}
+else
+{
+uint8_t x_186; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_182 = !lean_is_exclusive(x_6);
-if (x_182 == 0)
+x_186 = !lean_is_exclusive(x_6);
+if (x_186 == 0)
 {
 return x_6;
 }
 else
 {
-lean_object* x_183; lean_object* x_184; lean_object* x_185; 
-x_183 = lean_ctor_get(x_6, 0);
-x_184 = lean_ctor_get(x_6, 1);
-lean_inc(x_184);
-lean_inc(x_183);
+lean_object* x_187; lean_object* x_188; lean_object* x_189; 
+x_187 = lean_ctor_get(x_6, 0);
+x_188 = lean_ctor_get(x_6, 1);
+lean_inc(x_188);
+lean_inc(x_187);
 lean_dec(x_6);
-x_185 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_185, 0, x_183);
-lean_ctor_set(x_185, 1, x_184);
-return x_185;
+x_189 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_189, 0, x_187);
+lean_ctor_set(x_189, 1, x_188);
+return x_189;
 }
 }
 }
@@ -7937,6 +8143,26 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
+x_2 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_2 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4;
 x_2 = lean_alloc_ctor(22, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -8034,7 +8260,7 @@ lean_object* x_29;
 lean_dec(x_13);
 lean_dec(x_4);
 lean_dec(x_2);
-x_29 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_29 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 lean_ctor_set_tag(x_8, 1);
 lean_ctor_set(x_8, 0, x_29);
 return x_8;
@@ -8113,7 +8339,7 @@ lean_object* x_49; lean_object* x_50;
 lean_dec(x_33);
 lean_dec(x_4);
 lean_dec(x_2);
-x_49 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_49 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 x_50 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_50, 0, x_49);
 lean_ctor_set(x_50, 1, x_31);
@@ -9088,7 +9314,7 @@ lean_dec(x_24);
 lean_dec(x_21);
 lean_dec(x_4);
 lean_dec(x_2);
-x_35 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_35 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 if (lean_is_scalar(x_20)) {
  x_36 = lean_alloc_ctor(1, 2, 0);
 } else {
@@ -9142,7 +9368,7 @@ if (x_54 == 0)
 lean_object* x_55; lean_object* x_56; 
 x_55 = lean_ctor_get(x_53, 0);
 lean_dec(x_55);
-x_56 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_56 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 lean_ctor_set_tag(x_53, 1);
 lean_ctor_set(x_53, 0, x_56);
 return x_53;
@@ -9153,7 +9379,7 @@ lean_object* x_57; lean_object* x_58; lean_object* x_59;
 x_57 = lean_ctor_get(x_53, 1);
 lean_inc(x_57);
 lean_dec(x_53);
-x_58 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_58 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 x_59 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_59, 0, x_58);
 lean_ctor_set(x_59, 1, x_57);
@@ -10140,7 +10366,7 @@ lean_dec(x_32);
 lean_dec(x_20);
 lean_dec(x_4);
 lean_dec(x_2);
-x_44 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_44 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 if (lean_is_scalar(x_28)) {
  x_45 = lean_alloc_ctor(1, 2, 0);
 } else {
@@ -10194,7 +10420,7 @@ if (x_63 == 0)
 lean_object* x_64; lean_object* x_65; 
 x_64 = lean_ctor_get(x_62, 0);
 lean_dec(x_64);
-x_65 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_65 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 lean_ctor_set_tag(x_62, 1);
 lean_ctor_set(x_62, 0, x_65);
 return x_62;
@@ -10205,7 +10431,7 @@ lean_object* x_66; lean_object* x_67; lean_object* x_68;
 x_66 = lean_ctor_get(x_62, 1);
 lean_inc(x_66);
 lean_dec(x_62);
-x_67 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3;
+x_67 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5;
 x_68 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_68, 0, x_67);
 lean_ctor_set(x_68, 1, x_66);
@@ -11682,20 +11908,32 @@ x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 if (lean_obj_tag(x_13) == 22)
 {
-uint8_t x_14; 
-x_14 = !lean_is_exclusive(x_12);
-if (x_14 == 0)
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+if (lean_obj_tag(x_14) == 0)
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; 
-x_15 = lean_ctor_get(x_12, 1);
-x_16 = lean_ctor_get(x_12, 0);
-lean_dec(x_16);
-x_17 = lean_ctor_get(x_13, 0);
-lean_inc(x_17);
-x_18 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
-x_19 = lean_string_dec_eq(x_17, x_18);
-lean_dec(x_17);
-if (x_19 == 0)
+lean_object* x_15; 
+x_15 = lean_ctor_get(x_14, 0);
+lean_inc(x_15);
+lean_dec(x_14);
+if (lean_obj_tag(x_15) == 2)
+{
+uint8_t x_16; 
+x_16 = !lean_is_exclusive(x_12);
+if (x_16 == 0)
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
+x_17 = lean_ctor_get(x_12, 1);
+x_18 = lean_ctor_get(x_12, 0);
+lean_dec(x_18);
+x_19 = lean_ctor_get(x_15, 0);
+lean_inc(x_19);
+lean_dec(x_15);
+x_20 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
+x_21 = lean_string_dec_eq(x_19, x_20);
+lean_dec(x_19);
+if (x_21 == 0)
 {
 lean_dec(x_7);
 lean_dec(x_4);
@@ -11705,80 +11943,139 @@ return x_12;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
 lean_free_object(x_12);
 lean_dec(x_13);
-x_20 = lean_nat_sub(x_7, x_9);
+x_22 = lean_nat_sub(x_7, x_9);
 lean_dec(x_7);
-x_21 = lean_nat_sub(x_20, x_9);
-lean_dec(x_20);
-x_22 = l_Lean_Expr_getRevArg_x21___main(x_1, x_21);
-x_23 = l_Lean_PrettyPrinter_Parenthesizer_visit___main(x_22, x_2, x_3, x_4, x_15);
-return x_23;
+x_23 = lean_nat_sub(x_22, x_9);
+lean_dec(x_22);
+x_24 = l_Lean_Expr_getRevArg_x21___main(x_1, x_23);
+x_25 = l_Lean_PrettyPrinter_Parenthesizer_visit___main(x_24, x_2, x_3, x_4, x_17);
+return x_25;
 }
 }
 else
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; uint8_t x_27; 
-x_24 = lean_ctor_get(x_12, 1);
-lean_inc(x_24);
+lean_object* x_26; lean_object* x_27; lean_object* x_28; uint8_t x_29; 
+x_26 = lean_ctor_get(x_12, 1);
+lean_inc(x_26);
 lean_dec(x_12);
-x_25 = lean_ctor_get(x_13, 0);
-lean_inc(x_25);
-x_26 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
-x_27 = lean_string_dec_eq(x_25, x_26);
-lean_dec(x_25);
-if (x_27 == 0)
+x_27 = lean_ctor_get(x_15, 0);
+lean_inc(x_27);
+lean_dec(x_15);
+x_28 = l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2;
+x_29 = lean_string_dec_eq(x_27, x_28);
+lean_dec(x_27);
+if (x_29 == 0)
 {
-lean_object* x_28; 
+lean_object* x_30; 
 lean_dec(x_7);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_28 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_28, 0, x_13);
-lean_ctor_set(x_28, 1, x_24);
-return x_28;
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_13);
+lean_ctor_set(x_30, 1, x_26);
+return x_30;
 }
 else
 {
-lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
 lean_dec(x_13);
-x_29 = lean_nat_sub(x_7, x_9);
+x_31 = lean_nat_sub(x_7, x_9);
 lean_dec(x_7);
-x_30 = lean_nat_sub(x_29, x_9);
-lean_dec(x_29);
-x_31 = l_Lean_Expr_getRevArg_x21___main(x_1, x_30);
-x_32 = l_Lean_PrettyPrinter_Parenthesizer_visit___main(x_31, x_2, x_3, x_4, x_24);
-return x_32;
+x_32 = lean_nat_sub(x_31, x_9);
+lean_dec(x_31);
+x_33 = l_Lean_Expr_getRevArg_x21___main(x_1, x_32);
+x_34 = l_Lean_PrettyPrinter_Parenthesizer_visit___main(x_33, x_2, x_3, x_4, x_26);
+return x_34;
 }
 }
 }
 else
 {
-uint8_t x_33; 
+uint8_t x_35; 
+lean_dec(x_15);
 lean_dec(x_7);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_33 = !lean_is_exclusive(x_12);
-if (x_33 == 0)
+x_35 = !lean_is_exclusive(x_12);
+if (x_35 == 0)
 {
-lean_object* x_34; 
-x_34 = lean_ctor_get(x_12, 0);
-lean_dec(x_34);
+lean_object* x_36; 
+x_36 = lean_ctor_get(x_12, 0);
+lean_dec(x_36);
 return x_12;
 }
 else
 {
-lean_object* x_35; lean_object* x_36; 
-x_35 = lean_ctor_get(x_12, 1);
-lean_inc(x_35);
+lean_object* x_37; lean_object* x_38; 
+x_37 = lean_ctor_get(x_12, 1);
+lean_inc(x_37);
 lean_dec(x_12);
-x_36 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_36, 0, x_13);
-lean_ctor_set(x_36, 1, x_35);
-return x_36;
+x_38 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_38, 0, x_13);
+lean_ctor_set(x_38, 1, x_37);
+return x_38;
+}
+}
+}
+else
+{
+uint8_t x_39; 
+lean_dec(x_14);
+lean_dec(x_7);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_39 = !lean_is_exclusive(x_12);
+if (x_39 == 0)
+{
+lean_object* x_40; 
+x_40 = lean_ctor_get(x_12, 0);
+lean_dec(x_40);
+return x_12;
+}
+else
+{
+lean_object* x_41; lean_object* x_42; 
+x_41 = lean_ctor_get(x_12, 1);
+lean_inc(x_41);
+lean_dec(x_12);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_13);
+lean_ctor_set(x_42, 1, x_41);
+return x_42;
+}
+}
+}
+else
+{
+uint8_t x_43; 
+lean_dec(x_7);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_43 = !lean_is_exclusive(x_12);
+if (x_43 == 0)
+{
+lean_object* x_44; 
+x_44 = lean_ctor_get(x_12, 0);
+lean_dec(x_44);
+return x_12;
+}
+else
+{
+lean_object* x_45; lean_object* x_46; 
+x_45 = lean_ctor_get(x_12, 1);
+lean_inc(x_45);
+lean_dec(x_12);
+x_46 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_46, 0, x_13);
+lean_ctor_set(x_46, 1, x_45);
+return x_46;
 }
 }
 }
@@ -12802,6 +13099,10 @@ l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9 = _init_l_Lean_Prett
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__9);
 l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10 = _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__10);
+l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11 = _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__11);
+l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12 = _init_l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visit___main___closed__12);
 l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__2();
@@ -12824,6 +13125,10 @@ l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__5 = _init_l_Lean_Pret
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__5);
 l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6 = _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__6);
+l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7 = _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__7);
+l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8 = _init_l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitAntiquot___closed__8);
 l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__2();
@@ -12864,10 +13169,22 @@ l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__19 = _init_l_L
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_visitParenthesizable___closed__19);
 l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__1);
+l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__2);
+l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalNat___closed__3);
 l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__1);
+l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__2);
+l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalOptPrec___closed__3);
 l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__1);
+l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__2);
+l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalString___closed__3);
 l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__2();
@@ -12878,12 +13195,20 @@ l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__4 = _init_l_Lean_Pr
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__4);
 l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__5 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__5();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__5);
+l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__6);
+l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7 = _init_l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_evalName___main___closed__7);
 l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2);
 l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3 = _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__3);
+l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4 = _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__4);
+l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5 = _init_l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__5);
 l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1 = _init_l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__1);
 l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2 = _init_l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_termParser_parenthesizer___closed__2();
diff --git a/stage0/stdlib/Lean/Util/CollectLevelParams.c b/stage0/stdlib/Lean/Util/CollectLevelParams.c
index c6a6adac6c..521216199a 100644
--- a/stage0/stdlib/Lean/Util/CollectLevelParams.c
+++ b/stage0/stdlib/Lean/Util/CollectLevelParams.c
@@ -14,6 +14,7 @@
 extern "C" {
 #endif
 lean_object* l_List_replace___main___at_Lean_CollectLevelParams_visitExpr___spec__7___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_uget(lean_object*, size_t);
 lean_object* lean_array_uset(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_CollectLevelParams_visitLevel(lean_object*, lean_object*, lean_object*);
@@ -29,13 +30,16 @@ uint8_t l_List_elem___main___at_Lean_CollectLevelParams_visitExpr___spec__2(lean
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_collect___main(lean_object*, lean_object*);
 lean_object* l_Std_HashSetImp_insert___at_Lean_CollectLevelParams_visitLevel___spec__3(lean_object*, lean_object*);
+lean_object* l_Lean_CollectLevelParams_State_getUnusedLevelParam(lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 uint8_t l_List_elem___main___at_Lean_CollectLevelParams_visitLevel___spec__2(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasLevelParam(lean_object*);
+lean_object* l_Lean_CollectLevelParams_State_getUnusedLevelParam___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_visitExpr(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashSetImp_moveEntries___main___at_Lean_CollectLevelParams_visitExpr___spec__5(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_replace___main___at_Lean_CollectLevelParams_visitExpr___spec__7(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Name_appendIndexAfter(lean_object*, lean_object*);
 lean_object* l_Std_HashSetImp_contains___at_Lean_CollectLevelParams_visitLevel___spec__1___boxed(lean_object*, lean_object*);
 uint8_t l_Std_HashSetImp_contains___at_Lean_CollectLevelParams_visitLevel___spec__1(lean_object*, lean_object*);
 lean_object* l_Std_mkHashSet___at_Lean_CollectLevelParams_State_inhabited___spec__2(lean_object*);
@@ -43,10 +47,12 @@ size_t l_Lean_Expr_hash(lean_object*);
 lean_object* l_Std_HashSetImp_expand___at_Lean_CollectLevelParams_visitLevel___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_main(lean_object*, lean_object*);
 size_t lean_usize_modn(size_t, lean_object*);
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashSetImp_moveEntries___main___at_Lean_CollectLevelParams_visitLevel___spec__5(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_State_inhabited___closed__3;
 lean_object* l_List_foldl___main___at_Lean_CollectLevelParams_main___main___spec__1(lean_object*, lean_object*);
 lean_object* l_Std_HashSetImp_expand___at_Lean_CollectLevelParams_visitExpr___spec__4(lean_object*, lean_object*);
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_State_inhabited___closed__1;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
@@ -61,6 +67,8 @@ lean_object* l_Lean_CollectLevelParams_State_inhabited;
 lean_object* l_List_elem___main___at_Lean_CollectLevelParams_visitExpr___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_CollectLevelParams_State_inhabited___closed__2;
 lean_object* l_List_foldl___main___at_Lean_CollectLevelParams_visitExpr___spec__6(lean_object*, lean_object*);
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_mkLevelParam(lean_object*);
 lean_object* l_Lean_collectLevelParams(lean_object*, lean_object*);
 uint8_t lean_level_eq(lean_object*, lean_object*);
 lean_object* l_List_replace___main___at_Lean_CollectLevelParams_visitLevel___spec__7___boxed(lean_object*, lean_object*, lean_object*);
@@ -2440,6 +2448,92 @@ x_3 = l_Lean_CollectLevelParams_main___main(x_1, x_2);
 return x_3;
 }
 }
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main(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; uint8_t x_7; 
+lean_inc(x_3);
+lean_inc(x_2);
+x_4 = l_Lean_Name_appendIndexAfter(x_2, x_3);
+x_5 = l_Lean_mkLevelParam(x_4);
+x_6 = lean_ctor_get(x_1, 0);
+x_7 = l_Std_HashSetImp_contains___at_Lean_CollectLevelParams_visitLevel___spec__1(x_6, x_5);
+if (x_7 == 0)
+{
+lean_dec(x_3);
+lean_dec(x_2);
+return x_5;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; 
+lean_dec(x_5);
+x_8 = lean_unsigned_to_nat(1u);
+x_9 = lean_nat_add(x_3, x_8);
+lean_dec(x_3);
+x_3 = x_9;
+goto _start;
+}
+}
+}
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main(x_1, x_2, x_3);
+return x_4;
+}
+}
+lean_object* l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux(x_1, x_2, x_3);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Lean_CollectLevelParams_State_getUnusedLevelParam(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; uint8_t x_5; 
+lean_inc(x_2);
+x_3 = l_Lean_mkLevelParam(x_2);
+x_4 = lean_ctor_get(x_1, 0);
+x_5 = l_Std_HashSetImp_contains___at_Lean_CollectLevelParams_visitLevel___spec__1(x_4, x_3);
+if (x_5 == 0)
+{
+lean_dec(x_2);
+return x_3;
+}
+else
+{
+lean_object* x_6; lean_object* x_7; 
+lean_dec(x_3);
+x_6 = lean_unsigned_to_nat(1u);
+x_7 = l___private_Lean_Util_CollectLevelParams_1__getUnusedLevelParamAux___main(x_1, x_2, x_6);
+return x_7;
+}
+}
+}
+lean_object* l_Lean_CollectLevelParams_State_getUnusedLevelParam___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; 
+x_3 = l_Lean_CollectLevelParams_State_getUnusedLevelParam(x_1, x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
 lean_object* l_Lean_collectLevelParams(lean_object* x_1, lean_object* x_2) {
 _start:
 {