diff --git a/stage0/src/Lean/CoreM.lean b/stage0/src/Lean/CoreM.lean
index 781c42ed78..46716caeae 100644
--- a/stage0/src/Lean/CoreM.lean
+++ b/stage0/src/Lean/CoreM.lean
@@ -8,6 +8,7 @@ import Init.Control.StateRef
 import Lean.Util.RecDepth
 import Lean.Util.Trace
 import Lean.Environment
+import Lean.Exception
 import Lean.InternalExceptionId
 import Lean.Eval
 
@@ -27,22 +28,7 @@ structure Context :=
 (maxRecDepth    : Nat := 1000)
 (ref            : Syntax := Syntax.missing)
 
-inductive Exception
-| error (ref : Syntax) (msg : MessageData)
-| internal (id : InternalExceptionId)
-
-def Exception.toMessageData : Exception → MessageData
-| Exception.error _ msg => msg
-| Exception.internal id => id.toString
-
-def Exception.getRef : Exception → Syntax
-| Exception.error ref _ => ref
-| Exception.internal _  => Syntax.missing
-
-instance Exception.inhabited : Inhabited Exception := ⟨Exception.error (arbitrary _) (arbitrary _)⟩
-
-abbrev ECoreM (ε : Type) := ReaderT Context $ StateRefT State $ EIO ε
-abbrev CoreM := ECoreM Exception
+abbrev CoreM := ReaderT Context $ StateRefT State $ EIO Exception
 
 instance CoreM.inhabited {α} : Inhabited (CoreM α) :=
 ⟨fun _ _ => throw $ arbitrary _⟩
@@ -52,9 +38,7 @@ ctx ← read; pure ctx.ref
 
 @[inline] def liftIOCore {α} (x : IO α) : CoreM α := do
 ref ← getRef;
-adaptExcept
-  (fun (err : IO.Error) => Exception.error ref (toString err))
-  (liftM x : ECoreM IO.Error α)
+liftM $ (adaptExcept (fun (err : IO.Error) => Exception.error ref (toString err)) x : EIO Exception α)
 
 instance : MonadIO CoreM :=
 { liftIO := @liftIOCore }
@@ -171,10 +155,10 @@ traceState.traces.forM $ fun m => liftIO $ IO.println $ format m
 def resetTraceState : CoreM Unit :=
 modify fun s => { s with traceState := {} }
 
-@[inline] def ECoreM.run {ε α} (x : ECoreM ε α) (ctx : Context) (s : State) : EIO ε (α × State) :=
+@[inline] def CoreM.run {α} (x : CoreM α) (ctx : Context) (s : State) : EIO Exception (α × State) :=
 (x.run ctx).run s
 
-@[inline] def ECoreM.run' {ε α} (x : ECoreM ε α) (ctx : Context) (s : State) : EIO ε α :=
+@[inline] def CoreM.run' {α} (x : CoreM α) (ctx : Context) (s : State) : EIO Exception α :=
 Prod.fst <$> x.run ctx s
 
 @[inline] def CoreM.toIO {α} (x : CoreM α) (ctx : Context) (s : State) : IO (α × State) :=
@@ -191,7 +175,7 @@ instance hasEval {α} [MetaHasEval α] : MetaHasEval (CoreM α) :=
 
 end Core
 
-export Core (CoreM Exception Exception.error Exception.internal)
+export Core (CoreM)
 
 @[inline] def catchInternalId {α} {m : Type → Type} [MonadExcept Exception m] (id : InternalExceptionId) (x : m α) (h : Exception → m α) : m α :=
 catch x fun ex => match ex with
diff --git a/stage0/src/Lean/Elab/App.lean b/stage0/src/Lean/Elab/App.lean
index 39072bfe49..3c4f8e24d4 100644
--- a/stage0/src/Lean/Elab/App.lean
+++ b/stage0/src/Lean/Elab/App.lean
@@ -362,7 +362,7 @@ match eType.getAppFn, lval with
 | _, _ =>
   throwLValError e eType "invalid field notation, type is not of the form (C ...) where C is a constant"
 
-private partial def resolveLValLoop (e : Expr) (lval : LVal) : Expr → Array Core.Exception → TermElabM LValResolution
+private partial def resolveLValLoop (e : Expr) (lval : LVal) : Expr → Array Exception → TermElabM LValResolution
 | eType, previousExceptions => do
   eType ← whnfCore eType;
   tryPostponeIfMVar eType;
diff --git a/stage0/src/Lean/Elab/Command.lean b/stage0/src/Lean/Elab/Command.lean
index 54f1772721..96cca11882 100644
--- a/stage0/src/Lean/Elab/Command.lean
+++ b/stage0/src/Lean/Elab/Command.lean
@@ -65,7 +65,7 @@ let scope      := s.scopes.head!;
 def liftCoreM {α} (x : CoreM α) : CommandElabM α := do
 s ← get;
 ctx ← read;
-let Eα := Except Core.Exception α;
+let Eα := Except Exception α;
 let x : CoreM Eα := catch (do a ← x; pure $ Except.ok a) (fun ex => pure $ Except.error ex);
 let x : EIO Exception (Eα × Core.State) := (ReaderT.run x (mkCoreContext ctx s)).run { env := s.env, ngen := s.ngen };
 (ea, coreS) ← liftM x;
diff --git a/stage0/src/Lean/Elab/Term.lean b/stage0/src/Lean/Elab/Term.lean
index 431f55b142..223d785765 100644
--- a/stage0/src/Lean/Elab/Term.lean
+++ b/stage0/src/Lean/Elab/Term.lean
@@ -160,7 +160,7 @@ setTraceState {};
 finally (liftMetaMCore x) (liftMetaMFinalizer oldTraceState)
 
 @[inline] def liftCoreM {α} (x : CoreM α) : TermElabM α :=
-liftMetaM $ Meta.liftCoreM x
+liftMetaM $ liftM x
 
 def getEnv : TermElabM Environment := do s ← getThe Core.State; pure s.env
 def getMCtx : TermElabM MetavarContext := do s ← getThe Meta.State; pure s.mctx
diff --git a/stage0/src/Lean/Exception.lean b/stage0/src/Lean/Exception.lean
new file mode 100644
index 0000000000..f72f54614b
--- /dev/null
+++ b/stage0/src/Lean/Exception.lean
@@ -0,0 +1,26 @@
+/-
+Copyright (c) 2020 Microsoft Corporation. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Leonardo de Moura
+-/
+import Lean.Message
+import Lean.InternalExceptionId
+
+namespace Lean
+
+/- Exception type used in most Lean monads -/
+inductive Exception
+| error (ref : Syntax) (msg : MessageData)
+| internal (id : InternalExceptionId)
+
+def Exception.toMessageData : Exception → MessageData
+| Exception.error _ msg => msg
+| Exception.internal id => id.toString
+
+def Exception.getRef : Exception → Syntax
+| Exception.error ref _ => ref
+| Exception.internal _  => Syntax.missing
+
+instance Exception.inhabited : Inhabited Exception := ⟨Exception.error (arbitrary _) (arbitrary _)⟩
+
+end Lean
diff --git a/stage0/src/Lean/Meta/Basic.lean b/stage0/src/Lean/Meta/Basic.lean
index f9c48b51a4..7f71cb88a9 100644
--- a/stage0/src/Lean/Meta/Basic.lean
+++ b/stage0/src/Lean/Meta/Basic.lean
@@ -130,24 +130,19 @@ structure Context :=
 (lctx           : LocalContext   := {})
 (localInstances : LocalInstances := #[])
 
-open Core (ECoreM Exception)
-
 abbrev MetaM := ReaderT Context $ StateRefT State $ CoreM
 
-@[inline] def liftCoreM {α} (x : CoreM α) : MetaM α :=
-liftM $ x
-
 @[inline] def mapCoreM (f : forall {α}, CoreM α → CoreM α) {α} : MetaM α → MetaM α :=
 monadMap @f
 
 instance : MonadIO MetaM :=
-{ liftIO := fun α x => liftCoreM $ liftIO x }
+{ liftIO := fun α x => liftM (liftIO x : CoreM α) }
 
 instance MetaM.inhabited {α} : Inhabited (MetaM α) :=
 ⟨fun _ _ => arbitrary _⟩
 
 def getRef : MetaM Syntax :=
-liftCoreM Core.getRef
+liftM Core.getRef
 
 def addContext (msg : MessageData) : MetaM MessageData := do
 ctxCore ← readThe Core.Context;
@@ -159,13 +154,13 @@ pure $ MessageData.withContext { env := sCore.env, mctx := s.mctx, lctx := ctx.l
 def throwError {α} (msg : MessageData) : MetaM α := do
 ref ← getRef;
 msg ← addContext msg;
-throw $ Core.Exception.error ref msg
+throw $ Exception.error ref msg
 
 def throwIsDefEqStuck {α} : MetaM α :=
-throw $ Core.Exception.internal isDefEqStuckExceptionId
+throw $ Exception.internal isDefEqStuckExceptionId
 
 def checkRecDepth : MetaM Unit :=
-liftCoreM $ Core.checkRecDepth
+liftM $ Core.checkRecDepth
 
 @[inline] def withIncRecDepth {α} (x : MetaM α) : MetaM α := do
 mapCoreM (fun α => Core.withIncRecDepth) x
@@ -189,25 +184,25 @@ def setMCtx (mctx : MetavarContext) : MetaM Unit :=
 modify $ fun s => { s with mctx := mctx }
 
 @[inline] def getOptions : MetaM Options :=
-liftCoreM Core.getOptions
+liftM Core.getOptions
 
 @[inline] def getEnv : MetaM Environment :=
-liftCoreM Core.getEnv
+liftM Core.getEnv
 
 def setEnv (env : Environment) : MetaM Unit :=
-liftCoreM $ Core.setEnv env
+liftM $ Core.setEnv env
 
 def getNGen : MetaM NameGenerator :=
-liftCoreM Core.getNGen
+liftM Core.getNGen
 
 def setNGen (ngen : NameGenerator) : MetaM Unit :=
-liftCoreM $ Core.setNGen ngen
+liftM $ Core.setNGen ngen
 
 def getTraceState  : MetaM TraceState :=
-liftCoreM $ Core.getTraceState
+liftM $ Core.getTraceState
 
 def setTraceState (traceState : TraceState) : MetaM Unit :=
-liftCoreM $ Core.setTraceState traceState
+liftM $ Core.setTraceState traceState
 
 def mkWHNFRef : IO (IO.Ref (Expr → MetaM Expr)) :=
 IO.mkRef $ fun _ => throwError "whnf implementation was not set"
@@ -254,7 +249,7 @@ withIncRecDepth do
   fn mvarId
 
 def mkFreshId : MetaM Name := do
-liftCoreM Core.mkFreshId
+liftM Core.mkFreshId
 
 private def mkFreshExprMVarAtCore
     (mvarId : MVarId) (lctx : LocalContext) (localInsts : LocalInstances) (type : Expr) (userName : Name) (kind : MetavarKind) : MetaM Expr := do
@@ -285,7 +280,7 @@ modify $ fun s => { s with mctx := s.mctx.addLevelMVarDecl mvarId };
 pure $ mkLevelMVar mvarId
 
 @[inline] def ofExcept {α ε} [HasToString ε] (x : Except ε α) : MetaM α :=
-liftCoreM $ Core.ofExcept x
+liftM $ Core.ofExcept x
 
 @[inline] def shouldReduceAll : MetaM Bool := do
 ctx ← read; pure $ ctx.config.transparency == TransparencyMode.all
@@ -882,7 +877,7 @@ opts  ← getOptions;
 mctx  ← getMCtx;
 lctx  ← getLCtx;
 match Lean.mkAuxDefinition env opts mctx lctx name type value with
-| Except.error ex          => liftCoreM $ Core.throwKernelException ex
+| Except.error ex          => liftM $ Core.throwKernelException ex
 | Except.ok (e, env, mctx) => do setEnv env; setMCtx mctx; pure e
 
 /-- Similar to `mkAuxDefinition`, but infers the type of `value`. -/
diff --git a/stage0/src/Lean/Meta/ExprDefEq.lean b/stage0/src/Lean/Meta/ExprDefEq.lean
index 10314a000e..194ec5b8c5 100644
--- a/stage0/src/Lean/Meta/ExprDefEq.lean
+++ b/stage0/src/Lean/Meta/ExprDefEq.lean
@@ -368,26 +368,13 @@ structure Context :=
 (hasCtxLocals  : Bool)
 (rhs           : Expr)
 
-/-
-inductive Exception
-| occursCheck
-| useFOApprox
-| outOfScopeFVar             (fvarId : FVarId)
-| readOnlyMVarWithBiggerLCtx (mvarId : MVarId)
-| unknownExprMVar            (mvarId : MVarId)
-| meta                       (ex : Meta.Exception)
--/
-
 abbrev CheckAssignmentM := ReaderT Context $ StateRefT State $ MetaM
 
-@[inline] def liftMetaM {α} (x : MetaM α) : CheckAssignmentM α :=
-liftM x
-
 def throwCheckAssignmentFailure {α} : CheckAssignmentM α :=
-throw $ Core.Exception.internal checkAssignmentExceptionId
+throw $ Exception.internal checkAssignmentExceptionId
 
 def throwOutOfScopeFVar {α} : CheckAssignmentM α :=
-throw $ Core.Exception.internal outOfScopeExceptionId
+throw $ Exception.internal outOfScopeExceptionId
 
 private def findCached? (e : Expr) : CheckAssignmentM (Option Expr) := do
 s ← get;
@@ -402,15 +389,12 @@ instance : MonadCache Expr Expr CheckAssignmentM :=
 @[inline] private def visit (f : Expr → CheckAssignmentM Expr) (e : Expr) : CheckAssignmentM Expr :=
 if !e.hasExprMVar && !e.hasFVar then pure e else checkCache e f
 
-@[inline] private def readMeta : CheckAssignmentM Meta.Context := do
-liftMetaM read
-
 private def addAssignmentInfo (msg : MessageData) : CheckAssignmentM MessageData := do
 ctx ← read;
 pure $ msg ++ " @ " ++ mkMVar ctx.mvarId ++ " " ++ ctx.fvars ++ " := " ++ ctx.rhs
 
 @[specialize] def checkFVar (check : Expr → CheckAssignmentM Expr) (fvar : Expr) : CheckAssignmentM Expr := do
-ctxMeta ← readMeta;
+ctxMeta ← readThe Meta.Context;
 ctx ← read;
 if ctx.mvarDecl.lctx.containsFVar fvar then pure fvar
 else do
@@ -424,10 +408,10 @@ else do
       throwOutOfScopeFVar
 
 @[inline] def getMCtx : CheckAssignmentM MetavarContext := do
-liftMetaM Meta.getMCtx
+liftM Meta.getMCtx
 
 def mkAuxMVar (lctx : LocalContext) (localInsts : LocalInstances) (type : Expr) : CheckAssignmentM Expr := do
-liftMetaM $ mkFreshExprMVarAt lctx localInsts type
+liftM $ mkFreshExprMVarAt lctx localInsts type
 
 @[specialize] def checkMVar (check : Expr → CheckAssignmentM Expr) (mvar : Expr) : CheckAssignmentM Expr := do
 let mvarId := mvar.mvarId!;
@@ -439,7 +423,7 @@ if mvarId == ctx.mvarId then do
 else match mctx.getExprAssignment? mvarId with
   | some v => check v
   | none   => match mctx.findDecl? mvarId with
-    | none          => liftMetaM $ throwUnknownMVar mvarId
+    | none          => liftM $ throwUnknownMVar mvarId
     | some mvarDecl =>
       if ctx.hasCtxLocals then
         throwCheckAssignmentFailure -- It is not a pattern, then we fail and fall back to FO unification
@@ -451,14 +435,14 @@ else match mctx.getExprAssignment? mvarId with
         traceM `Meta.isDefEq.assign.readOnlyMVarWithBiggerLCtx $ addAssignmentInfo (mkMVar mvarId);
         throwCheckAssignmentFailure
       else do
-        ctxMeta ← readMeta;
+        ctxMeta ← readThe Meta.Context;
         if ctxMeta.config.ctxApprox && ctx.mvarDecl.lctx.isSubPrefixOf mvarDecl.lctx then do
           mvarType ← check mvarDecl.type;
           /- Create an auxiliary metavariable with a smaller context and "checked" type.
              Note that `mvarType` may be different from `mvarDecl.type`. Example: `mvarType` contains
              a metavariable that we also need to reduce the context. -/
           newMVar ← mkAuxMVar ctx.mvarDecl.lctx ctx.mvarDecl.localInstances mvarType;
-          liftMetaM $ modify (fun s => { s with mctx := s.mctx.assignExpr mvarId newMVar });
+          modifyThe Meta.State (fun s => { s with mctx := s.mctx.assignExpr mvarId newMVar });
           pure newMVar
         else
           pure mvar
@@ -491,7 +475,7 @@ partial def check : Expr → CheckAssignmentM Expr
 | e@(Expr.mvar _ _)        => visit (checkMVar check) e
 | Expr.localE _ _ _ _      => unreachable!
 | e@(Expr.app _ _ _)       => e.withApp $ fun f args => do
-  ctxMeta ← readMeta;
+  ctxMeta ← readThe Meta.Context;
   if f.isMVar && ctxMeta.config.ctxApprox && args.all Expr.isFVar then do
     f ← visit (checkMVar check) f;
     catchInternalId outOfScopeExceptionId
@@ -499,14 +483,14 @@ partial def check : Expr → CheckAssignmentM Expr
         args ← args.mapM (visit check);
         pure $ mkAppN f args)
       (fun ex =>
-        condM (liftMetaM $ isDelayedAssigned f.mvarId!) (throw ex) do
-          eType ← liftMetaM $ inferType e;
+        condM (liftM $ isDelayedAssigned f.mvarId!) (throw ex) do
+          eType ← liftM $ inferType e;
           mvarType ← check eType;
           /- Create an auxiliary metavariable with a smaller context and "checked" type, assign `?f := fun _ => ?newMVar`
                Note that `mvarType` may be different from `eType`. -/
           ctx ← read;
           newMVar ← mkAuxMVar ctx.mvarDecl.lctx ctx.mvarDecl.localInstances mvarType;
-          condM (liftMetaM $ assignToConstFun f args.size newMVar)
+          condM (liftM $ assignToConstFun f args.size newMVar)
             (pure newMVar)
             (throw ex))
   else do
diff --git a/stage0/src/Lean/Meta/SynthInstance.lean b/stage0/src/Lean/Meta/SynthInstance.lean
index f3d8282f40..8b25392c80 100644
--- a/stage0/src/Lean/Meta/SynthInstance.lean
+++ b/stage0/src/Lean/Meta/SynthInstance.lean
@@ -154,9 +154,6 @@ structure State :=
 
 abbrev SynthM := StateRefT State MetaM
 
-@[inline] def liftMetaM {α} (x : MetaM α) : SynthM α :=
-liftM x
-
 @[inline] def mapMetaM (f : forall {α}, MetaM α → MetaM α) {α} : SynthM α → SynthM α :=
 monadMap @f
 
@@ -205,7 +202,7 @@ else do
 def newSubgoal (mctx : MetavarContext) (key : Expr) (mvar : Expr) (waiter : Waiter) : SynthM Unit :=
 withMCtx mctx $ do
   trace! `Meta.synthInstance.newSubgoal key;
-  node? ← liftMetaM $ mkGeneratorNode? key mvar;
+  node? ← liftM $ mkGeneratorNode? key mvar;
   match node? with
   | none      => pure ()
   | some node =>
@@ -232,8 +229,8 @@ match entry? with
   We must instantiate assigned metavariables before we invoke `mkTableKey`. -/
 def mkTableKeyFor (mctx : MetavarContext) (mvar : Expr) : SynthM Expr :=
 withMCtx mctx $ do
-  mvarType ← liftMetaM $ inferType mvar;
-  mvarType ← liftMetaM $ instantiateMVars mvarType;
+  mvarType ← liftM $ inferType mvar;
+  mvarType ← liftM $ instantiateMVars mvarType;
   pure $ mkTableKey mctx mvarType
 
 /- See `getSubgoals` and `getSubgoalsAux`
@@ -317,13 +314,13 @@ forallTelescopeReducing mvarType $ fun xs mvarTypeBody => do
   If it succeeds, the result is a new updated metavariable context and a new list of subgoals.
   A subgoal is created for each instance implicit parameter of `inst`. -/
 def tryResolve (mctx : MetavarContext) (mvar : Expr) (inst : Expr) : SynthM (Option (MetavarContext × List Expr)) :=
-liftMetaM $ traceCtx `Meta.synthInstance.tryResolve $ Meta.withMCtx mctx $ tryResolveCore mvar inst
+liftM $ traceCtx `Meta.synthInstance.tryResolve $ Meta.withMCtx mctx $ tryResolveCore mvar inst
 
 /--
   Assign a precomputed answer to `mvar`.
   If it succeeds, the result is a new updated metavariable context and a new list of subgoals. -/
 def tryAnswer (mctx : MetavarContext) (mvar : Expr) (answer : Answer) : SynthM (Option MetavarContext) :=
-liftMetaM $ Meta.withMCtx mctx $ do
+liftM $ Meta.withMCtx mctx $ do
   (_, _, val) ← openAbstractMVarsResult answer.result;
   condM (isDefEq mvar val)
     (do mctx ← getMCtx; pure $ some mctx)
@@ -335,7 +332,7 @@ def wakeUp (answer : Answer) : Waiter → SynthM Unit
   if answer.result.paramNames.isEmpty && answer.result.numMVars == 0 then do
     modify $ fun s => { s with result := answer.result.expr }
   else do
-    (_, _, answerExpr) ← liftMetaM $ openAbstractMVarsResult answer.result;
+    (_, _, answerExpr) ← liftM $ openAbstractMVarsResult answer.result;
     trace! `Meta.synthInstance ("skip answer containing metavariables " ++ answerExpr);
     pure ()
 | Waiter.consumerNode cNode => modify $ fun s => { s with resumeStack := s.resumeStack.push (cNode, answer) }
@@ -359,7 +356,7 @@ Meta.withMCtx cNode.mctx do
   That is, `cNode.subgoals == []`.
   And then, store it in the tabled entries map, and wakeup waiters. -/
 def addAnswer (cNode : ConsumerNode) : SynthM Unit := do
-answer ← liftMetaM $ mkAnswer cNode;
+answer ← liftM $ mkAnswer cNode;
 -- Remark: `answer` does not contain assignable or assigned metavariables.
 let key := cNode.key;
 entry ← getEntry key;
@@ -425,7 +422,7 @@ match cNode.subgoals with
   match result? with
   | none      => pure ()
   | some mctx => do
-    liftMetaM $ Meta.withMCtx mctx $ traceM `Meta.synthInstance.resume $ do {
+    liftM $ Meta.withMCtx mctx $ traceM `Meta.synthInstance.resume $ do {
       goal    ← inferType cNode.mvar;
       subgoal ← inferType mvar;
       pure (goal ++ " <== " ++ subgoal)
diff --git a/stage0/src/Lean/PrettyPrinter.lean b/stage0/src/Lean/PrettyPrinter.lean
index 5d9aaf759d..2acc15e71f 100644
--- a/stage0/src/Lean/PrettyPrinter.lean
+++ b/stage0/src/Lean/PrettyPrinter.lean
@@ -13,8 +13,9 @@ namespace PrettyPrinter
 def ppTerm (stx : Syntax) : CoreM Format :=
 parenthesizeTerm stx >>= formatTerm
 
-def ppExpr (e : Expr) : MetaM Format :=
-delab e >>= Meta.liftCoreM ∘ ppTerm
+def ppExpr (e : Expr) : MetaM Format := do
+stx ← delab e;
+liftM $ ppTerm stx
 
 def ppCommand (stx : Syntax) : CoreM Format :=
 parenthesizeCommand stx >>= formatCommand
diff --git a/stage0/src/Lean/PrettyPrinter/Backtrack.lean b/stage0/src/Lean/PrettyPrinter/Backtrack.lean
new file mode 100644
index 0000000000..44096131b5
--- /dev/null
+++ b/stage0/src/Lean/PrettyPrinter/Backtrack.lean
@@ -0,0 +1,17 @@
+/-
+Copyright (c) 2020 Sebastian Ullrich. All rights reserved.
+Released under Apache 2.0 license as described in the file LICENSE.
+Authors: Sebastian Ullrich
+-/
+import Lean.InternalExceptionId
+
+namespace Lean
+namespace PrettyPrinter
+
+/- Auxiliary internal exception for backtracking the pretty printer.
+   See `orelse.parenthesizer` for example -/
+def registerBacktrackId : IO InternalExceptionId := registerInternalExceptionId `backtrackFormatter
+@[init registerBacktrackId] constant backtrackExceptionId : InternalExceptionId := arbitrary _
+
+end PrettyPrinter
+end Lean
diff --git a/stage0/src/Lean/PrettyPrinter/Formatter.lean b/stage0/src/Lean/PrettyPrinter/Formatter.lean
index c61eed8024..f6a53acf05 100644
--- a/stage0/src/Lean/PrettyPrinter/Formatter.lean
+++ b/stage0/src/Lean/PrettyPrinter/Formatter.lean
@@ -17,6 +17,7 @@ import Lean.CoreM
 import Lean.Parser.Extension
 import Lean.KeyedDeclsAttribute
 import Lean.ParserCompiler.Attribute
+import Lean.PrettyPrinter.Backtrack
 
 namespace Lean
 namespace PrettyPrinter
@@ -34,12 +35,17 @@ structure State :=
 -- Note, however, that the stack is reversed because of the right-to-left traversal.
 (stack    : Array Format := #[])
 
--- see `orelse.parenthesizer`
-structure BacktrackException := mk
-
 end Formatter
 
-abbrev FormatterM := ReaderT Formatter.Context $ StateT Formatter.State $ ExceptT Formatter.BacktrackException CoreM
+abbrev FormatterM := ReaderT Formatter.Context $ StateRefT Formatter.State $ CoreM
+
+@[inline] def FormatterM.orelse {α} (p₁ p₂ : FormatterM α) : FormatterM α := do
+s ← get;
+catchInternalId backtrackExceptionId
+  p₁
+  (fun _ => do set s; p₂)
+
+instance Formatter.orelse {α} : HasOrelse (FormatterM α) := ⟨FormatterM.orelse⟩
 
 abbrev Formatter := FormatterM Unit
 
@@ -78,6 +84,9 @@ open Lean.Core
 open Lean.Parser
 open Lean.Format
 
+def throwBacktrack {α} : FormatterM α :=
+throw $ Exception.internal backtrackExceptionId
+
 instance FormatterM.monadTraverser : Syntax.MonadTraverser FormatterM := ⟨{
   get       := State.stxTrav <$> get,
   set       := fun t => modify (fun st => { st with stxTrav := t }),
@@ -240,8 +249,7 @@ def checkKind (k : SyntaxNodeKind) : FormatterM Unit := do
 stx ← getCur;
 when (k != stx.getKind) $ do {
   trace! `PrettyPrinter.format.backtrack ("unexpected node kind '" ++ toString stx.getKind ++ "', expected '" ++ toString k ++ "'");
-  -- HACK; see `orelse.formatter`
-  throw ⟨⟩
+  throwBacktrack
 }
 
 @[combinatorFormatter Lean.Parser.node]
@@ -406,9 +414,11 @@ open Formatter
 
 def format (formatter : Formatter) (stx : Syntax) : CoreM Format := do
 table ← Parser.builtinTokenTable.get;
-Except.ok (_, st) ← formatter { table := table } { stxTrav := Syntax.Traverser.fromSyntax stx }
-  | Core.throwError "format: uncaught backtrack exception";
-pure $ st.stack.get! 0
+catchInternalId backtrackExceptionId
+  (do
+    (_, st) ← (formatter { table := table }).run { stxTrav := Syntax.Traverser.fromSyntax stx };
+    pure $ st.stack.get! 0)
+  (fun _ => Core.throwError "format: uncaught backtrack exception")
 
 def formatTerm := format $ categoryParser.formatter `term
 def formatCommand := format $ categoryParser.formatter `command
diff --git a/stage0/src/Lean/PrettyPrinter/Parenthesizer.lean b/stage0/src/Lean/PrettyPrinter/Parenthesizer.lean
index 0bc7ab17b2..2073970d8d 100644
--- a/stage0/src/Lean/PrettyPrinter/Parenthesizer.lean
+++ b/stage0/src/Lean/PrettyPrinter/Parenthesizer.lean
@@ -75,6 +75,7 @@ import Lean.CoreM
 import Lean.KeyedDeclsAttribute
 import Lean.Parser.Extension
 import Lean.ParserCompiler.Attribute
+import Lean.PrettyPrinter.Backtrack
 
 namespace Lean
 namespace PrettyPrinter
@@ -96,15 +97,19 @@ structure State :=
 -- true iff we have already visited a token on this parser level; used for detecting trailing parsers
 (visitedToken : Bool := false)
 
--- see `orelse.parenthesizer`
-structure BacktrackException := mk
-
 end Parenthesizer
 
-abbrev ParenthesizerM := ReaderT Parenthesizer.Context $ StateT Parenthesizer.State $ ExceptT Parenthesizer.BacktrackException CoreM
-
+abbrev ParenthesizerM := ReaderT Parenthesizer.Context $ StateRefT Parenthesizer.State $ CoreM
 abbrev Parenthesizer := ParenthesizerM Unit
 
+@[inline] def ParenthesizerM.orelse {α} (p₁ p₂ : ParenthesizerM α) : ParenthesizerM α := do
+s ← get;
+catchInternalId backtrackExceptionId
+  p₁
+  (fun _ => do set s; p₂)
+
+instance Parenthesizer.orelse {α} : HasOrelse (ParenthesizerM α) := ⟨ParenthesizerM.orelse⟩
+
 unsafe def mkParenthesizerAttribute : IO (KeyedDeclsAttribute Parenthesizer) :=
 KeyedDeclsAttribute.init {
   builtinName := `builtinParenthesizer,
@@ -160,6 +165,9 @@ namespace Parenthesizer
 open Lean.Core
 open Lean.Format
 
+def throwBacktrack {α} : ParenthesizerM α :=
+throw $ Exception.internal backtrackExceptionId
+
 instance ParenthesizerM.monadTraverser : Syntax.MonadTraverser ParenthesizerM := ⟨{
   get       := State.stxTrav <$> get,
   set       := fun t => modify (fun st => { st with stxTrav := t }),
@@ -296,7 +304,7 @@ def term.parenthesizer : CategoryParenthesizer | prec => do
 stx ← getCur;
 -- this can happen at `termParser <|> many1 commandParser` in `Term.stxQuot`
 if stx.getKind == nullKind then
-  throw ⟨⟩
+  throwBacktrack
 else do
   maybeParenthesize `term (fun stx => Unhygienic.run `(($stx))) prec $
     parenthesizeCategoryCore `term prec
@@ -329,7 +337,7 @@ stx ← getCur;
 when (k != stx.getKind) $ do {
   trace! `PrettyPrinter.parenthesize.backtrack ("unexpected node kind '" ++ toString stx.getKind ++ "', expected '" ++ toString k ++ "'");
   -- HACK; see `orelse.parenthesizer`
-  throw ⟨⟩
+  throwBacktrack
 };
 visitArgs p
 
@@ -352,7 +360,7 @@ stx ← getCur;
 when (k != stx.getKind) $ do {
   trace! `PrettyPrinter.parenthesize.backtrack ("unexpected node kind '" ++ toString stx.getKind ++ "', expected '" ++ toString k ++ "'");
   -- HACK; see `orelse.parenthesizer`
-  throw ⟨⟩
+  throwBacktrack
 };
 visitArgs $ do {
   p;
@@ -439,10 +447,12 @@ end Parenthesizer
 open Parenthesizer
 
 /-- Add necessary parentheses in `stx` parsed by `parser`. -/
-def parenthesize (parenthesizer : Parenthesizer) (stx : Syntax) : CoreM Syntax := do
-Except.ok (_, st) ← parenthesizer {} { stxTrav := Syntax.Traverser.fromSyntax stx }
-  | Core.throwError "parenthesize: uncaught backtrack exception";
-pure st.stxTrav.cur
+def parenthesize (parenthesizer : Parenthesizer) (stx : Syntax) : CoreM Syntax :=
+catchInternalId backtrackExceptionId
+  (do
+    (_, st) ← (parenthesizer {}).run { stxTrav := Syntax.Traverser.fromSyntax stx };
+    pure st.stxTrav.cur)
+  (fun _ => Core.throwError "parenthesize: uncaught backtrack exception")
 
 def parenthesizeTerm := parenthesize $ categoryParser.parenthesizer `term 0
 def parenthesizeCommand := parenthesize $ categoryParser.parenthesizer `command 0
diff --git a/stage0/src/Lean/Util/Sorry.lean b/stage0/src/Lean/Util/Sorry.lean
index 5ac97cd0a9..33b5208637 100644
--- a/stage0/src/Lean/Util/Sorry.lean
+++ b/stage0/src/Lean/Util/Sorry.lean
@@ -4,7 +4,7 @@ Released under Apache 2.0 license as described in the file LICENSE.
 Authors: Leonardo de Moura
 -/
 import Lean.Message
-import Lean.CoreM
+import Lean.Exception
 
 namespace Lean
 
@@ -55,7 +55,7 @@ partial def MessageData.hasSyntheticSorry : MessageData → Bool
 | MessageData.node msgs         => msgs.any MessageData.hasSyntheticSorry
 | _                             => false
 
-def Core.Exception.hasSyntheticSorry : Exception → Bool
+def Exception.hasSyntheticSorry : Exception → Bool
 | Exception.error _ msg => msg.hasSyntheticSorry
 | _                     => false
 
diff --git a/stage0/src/library/abstract_context_cache.cpp b/stage0/src/library/abstract_context_cache.cpp
index 81f84ac66e..d1c7f10fbe 100644
--- a/stage0/src/library/abstract_context_cache.cpp
+++ b/stage0/src/library/abstract_context_cache.cpp
@@ -20,7 +20,7 @@ Author: Leonardo de Moura
 #endif
 
 #ifndef LEAN_DEFAULT_CLASS_INSTANCE_MAX_DEPTH
-#define LEAN_DEFAULT_CLASS_INSTANCE_MAX_DEPTH 100
+#define LEAN_DEFAULT_CLASS_INSTANCE_MAX_DEPTH 5000
 #endif
 
 namespace lean {
diff --git a/stage0/stdlib/CMakeLists.txt b/stage0/stdlib/CMakeLists.txt
index 486a4409c3..e4754f2eab 100644
--- a/stage0/stdlib/CMakeLists.txt
+++ b/stage0/stdlib/CMakeLists.txt
@@ -1 +1 @@
-add_library (stage0 OBJECT ./Init.c ./Init/Coe.c ./Init/Control.c ./Init/Control/Alternative.c ./Init/Control/Applicative.c ./Init/Control/Conditional.c ./Init/Control/EState.c ./Init/Control/Except.c ./Init/Control/Functor.c ./Init/Control/Id.c ./Init/Control/Lift.c ./Init/Control/Monad.c ./Init/Control/Option.c ./Init/Control/Reader.c ./Init/Control/State.c ./Init/Control/StateRef.c ./Init/Core.c ./Init/Data.c ./Init/Data/Array.c ./Init/Data/Array/Basic.c ./Init/Data/Array/BinSearch.c ./Init/Data/Array/QSort.c ./Init/Data/Basic.c ./Init/Data/ByteArray.c ./Init/Data/ByteArray/Basic.c ./Init/Data/Char.c ./Init/Data/Char/Basic.c ./Init/Data/Fin.c ./Init/Data/Fin/Basic.c ./Init/Data/Float.c ./Init/Data/FloatArray.c ./Init/Data/FloatArray/Basic.c ./Init/Data/Hashable.c ./Init/Data/Int.c ./Init/Data/Int/Basic.c ./Init/Data/List.c ./Init/Data/List/Basic.c ./Init/Data/List/BasicAux.c ./Init/Data/List/Control.c ./Init/Data/List/Instances.c ./Init/Data/Nat.c ./Init/Data/Nat/Basic.c ./Init/Data/Nat/Bitwise.c ./Init/Data/Nat/Control.c ./Init/Data/Nat/Div.c ./Init/Data/Option.c ./Init/Data/Option/Basic.c ./Init/Data/Option/BasicAux.c ./Init/Data/Option/Instances.c ./Init/Data/Random.c ./Init/Data/Repr.c ./Init/Data/String.c ./Init/Data/String/Basic.c ./Init/Data/String/Extra.c ./Init/Data/ToString.c ./Init/Data/UInt.c ./Init/Fix.c ./Init/HasCoe.c ./Init/LeanInit.c ./Init/System.c ./Init/System/FilePath.c ./Init/System/IO.c ./Init/System/IOError.c ./Init/System/Platform.c ./Init/Util.c ./Init/WF.c ./Lean.c ./Lean/Attributes.c ./Lean/AuxRecursor.c ./Lean/Class.c ./Lean/Compiler.c ./Lean/Compiler/ClosedTermCache.c ./Lean/Compiler/ConstFolding.c ./Lean/Compiler/ExportAttr.c ./Lean/Compiler/ExternAttr.c ./Lean/Compiler/IR.c ./Lean/Compiler/IR/Basic.c ./Lean/Compiler/IR/Borrow.c ./Lean/Compiler/IR/Boxing.c ./Lean/Compiler/IR/Checker.c ./Lean/Compiler/IR/CompilerM.c ./Lean/Compiler/IR/CtorLayout.c ./Lean/Compiler/IR/ElimDeadBranches.c ./Lean/Compiler/IR/ElimDeadVars.c ./Lean/Compiler/IR/EmitC.c ./Lean/Compiler/IR/EmitUtil.c ./Lean/Compiler/IR/ExpandResetReuse.c ./Lean/Compiler/IR/Format.c ./Lean/Compiler/IR/FreeVars.c ./Lean/Compiler/IR/LiveVars.c ./Lean/Compiler/IR/NormIds.c ./Lean/Compiler/IR/PushProj.c ./Lean/Compiler/IR/RC.c ./Lean/Compiler/IR/ResetReuse.c ./Lean/Compiler/IR/SimpCase.c ./Lean/Compiler/IR/UnboxResult.c ./Lean/Compiler/ImplementedByAttr.c ./Lean/Compiler/InitAttr.c ./Lean/Compiler/InlineAttrs.c ./Lean/Compiler/NameMangling.c ./Lean/Compiler/NeverExtractAttr.c ./Lean/Compiler/Specialize.c ./Lean/Compiler/Util.c ./Lean/CoreM.c ./Lean/Data/Format.c ./Lean/Data/Json.c ./Lean/Data/Json/Basic.c ./Lean/Data/Json/FromToJson.c ./Lean/Data/Json/Parser.c ./Lean/Data/Json/Printer.c ./Lean/Data/KVMap.c ./Lean/Data/LBool.c ./Lean/Data/LOption.c ./Lean/Data/Name.c ./Lean/Data/Occurrences.c ./Lean/Data/Options.c ./Lean/Data/Position.c ./Lean/Data/SMap.c ./Lean/Data/Trie.c ./Lean/Declaration.c ./Lean/Delaborator.c ./Lean/Elab.c ./Lean/Elab/Alias.c ./Lean/Elab/App.c ./Lean/Elab/Binders.c ./Lean/Elab/BuiltinNotation.c ./Lean/Elab/CollectFVars.c ./Lean/Elab/Command.c ./Lean/Elab/DeclModifiers.c ./Lean/Elab/DeclUtil.c ./Lean/Elab/Declaration.c ./Lean/Elab/Definition.c ./Lean/Elab/DoNotation.c ./Lean/Elab/Exception.c ./Lean/Elab/Frontend.c ./Lean/Elab/Import.c ./Lean/Elab/Inductive.c ./Lean/Elab/Level.c ./Lean/Elab/Log.c ./Lean/Elab/Match.c ./Lean/Elab/Print.c ./Lean/Elab/Quotation.c ./Lean/Elab/ResolveName.c ./Lean/Elab/StrategyAttrs.c ./Lean/Elab/StructInst.c ./Lean/Elab/Structure.c ./Lean/Elab/Syntax.c ./Lean/Elab/SyntheticMVars.c ./Lean/Elab/Tactic.c ./Lean/Elab/Tactic/Basic.c ./Lean/Elab/Tactic/ElabTerm.c ./Lean/Elab/Tactic/Generalize.c ./Lean/Elab/Tactic/Induction.c ./Lean/Elab/Tactic/Injection.c ./Lean/Elab/Term.c ./Lean/Elab/Util.c ./Lean/Environment.c ./Lean/Eval.c ./Lean/Expr.c ./Lean/HeadIndex.c ./Lean/Hygiene.c ./Lean/InternalExceptionId.c ./Lean/KeyedDeclsAttribute.c ./Lean/Level.c ./Lean/Linter.c ./Lean/LocalContext.c ./Lean/Message.c ./Lean/Meta.c ./Lean/Meta/AbstractMVars.c ./Lean/Meta/AppBuilder.c ./Lean/Meta/Basic.c ./Lean/Meta/Check.c ./Lean/Meta/DiscrTree.c ./Lean/Meta/DiscrTreeTypes.c ./Lean/Meta/EqnCompiler.c ./Lean/Meta/EqnCompiler/CaseArraySizes.c ./Lean/Meta/EqnCompiler/CaseValues.c ./Lean/Meta/EqnCompiler/MVarRenaming.c ./Lean/Meta/EqnCompiler/Match.c ./Lean/Meta/EqnCompiler/MatchPatternAttr.c ./Lean/Meta/Exception.c ./Lean/Meta/ExprDefEq.c ./Lean/Meta/FunInfo.c ./Lean/Meta/GeneralizeTelescope.c ./Lean/Meta/InferType.c ./Lean/Meta/Instances.c ./Lean/Meta/KAbstract.c ./Lean/Meta/LevelDefEq.c ./Lean/Meta/Offset.c ./Lean/Meta/RecursorInfo.c ./Lean/Meta/Reduce.c ./Lean/Meta/ReduceEval.c ./Lean/Meta/SynthInstance.c ./Lean/Meta/Tactic.c ./Lean/Meta/Tactic/Apply.c ./Lean/Meta/Tactic/Assert.c ./Lean/Meta/Tactic/Assumption.c ./Lean/Meta/Tactic/Cases.c ./Lean/Meta/Tactic/Clear.c ./Lean/Meta/Tactic/FVarSubst.c ./Lean/Meta/Tactic/Generalize.c ./Lean/Meta/Tactic/Induction.c ./Lean/Meta/Tactic/Injection.c ./Lean/Meta/Tactic/Intro.c ./Lean/Meta/Tactic/LocalDecl.c ./Lean/Meta/Tactic/Revert.c ./Lean/Meta/Tactic/Rewrite.c ./Lean/Meta/Tactic/Subst.c ./Lean/Meta/Tactic/Target.c ./Lean/Meta/Tactic/Util.c ./Lean/Meta/WHNF.c ./Lean/MetavarContext.c ./Lean/Modifiers.c ./Lean/Parser.c ./Lean/Parser/Basic.c ./Lean/Parser/Command.c ./Lean/Parser/Extension.c ./Lean/Parser/Level.c ./Lean/Parser/Module.c ./Lean/Parser/Syntax.c ./Lean/Parser/Tactic.c ./Lean/Parser/Term.c ./Lean/Parser/Transform.c ./Lean/ParserCompiler.c ./Lean/ParserCompiler/Attribute.c ./Lean/PrettyPrinter.c ./Lean/PrettyPrinter/Formatter.c ./Lean/PrettyPrinter/Meta.c ./Lean/PrettyPrinter/Parenthesizer.c ./Lean/ProjFns.c ./Lean/ReducibilityAttrs.c ./Lean/Runtime.c ./Lean/Scopes.c ./Lean/Structure.c ./Lean/Syntax.c ./Lean/ToExpr.c ./Lean/Util.c ./Lean/Util/Closure.c ./Lean/Util/CollectFVars.c ./Lean/Util/CollectLevelParams.c ./Lean/Util/CollectMVars.c ./Lean/Util/Constructions.c ./Lean/Util/FindExpr.c ./Lean/Util/FindMVar.c ./Lean/Util/FoldConsts.c ./Lean/Util/MonadCache.c ./Lean/Util/PPExt.c ./Lean/Util/PPGoal.c ./Lean/Util/Path.c ./Lean/Util/Profile.c ./Lean/Util/RecDepth.c ./Lean/Util/Recognizers.c ./Lean/Util/ReplaceExpr.c ./Lean/Util/ReplaceLevel.c ./Lean/Util/Sorry.c ./Lean/Util/Trace.c ./Lean/Util/WHNF.c ./Std.c ./Std/Data.c ./Std/Data/AssocList.c ./Std/Data/BinomialHeap.c ./Std/Data/DList.c ./Std/Data/HashMap.c ./Std/Data/HashSet.c ./Std/Data/PersistentArray.c ./Std/Data/PersistentHashMap.c ./Std/Data/PersistentHashSet.c ./Std/Data/Queue.c ./Std/Data/RBMap.c ./Std/Data/RBTree.c ./Std/Data/Stack.c ./Std/ShareCommon.c )
+add_library (stage0 OBJECT ./Init.c ./Init/Coe.c ./Init/Control.c ./Init/Control/Alternative.c ./Init/Control/Applicative.c ./Init/Control/Conditional.c ./Init/Control/EState.c ./Init/Control/Except.c ./Init/Control/Functor.c ./Init/Control/Id.c ./Init/Control/Lift.c ./Init/Control/Monad.c ./Init/Control/Option.c ./Init/Control/Reader.c ./Init/Control/State.c ./Init/Control/StateRef.c ./Init/Core.c ./Init/Data.c ./Init/Data/Array.c ./Init/Data/Array/Basic.c ./Init/Data/Array/BinSearch.c ./Init/Data/Array/QSort.c ./Init/Data/Basic.c ./Init/Data/ByteArray.c ./Init/Data/ByteArray/Basic.c ./Init/Data/Char.c ./Init/Data/Char/Basic.c ./Init/Data/Fin.c ./Init/Data/Fin/Basic.c ./Init/Data/Float.c ./Init/Data/FloatArray.c ./Init/Data/FloatArray/Basic.c ./Init/Data/Hashable.c ./Init/Data/Int.c ./Init/Data/Int/Basic.c ./Init/Data/List.c ./Init/Data/List/Basic.c ./Init/Data/List/BasicAux.c ./Init/Data/List/Control.c ./Init/Data/List/Instances.c ./Init/Data/Nat.c ./Init/Data/Nat/Basic.c ./Init/Data/Nat/Bitwise.c ./Init/Data/Nat/Control.c ./Init/Data/Nat/Div.c ./Init/Data/Option.c ./Init/Data/Option/Basic.c ./Init/Data/Option/BasicAux.c ./Init/Data/Option/Instances.c ./Init/Data/Random.c ./Init/Data/Repr.c ./Init/Data/String.c ./Init/Data/String/Basic.c ./Init/Data/String/Extra.c ./Init/Data/ToString.c ./Init/Data/UInt.c ./Init/Fix.c ./Init/HasCoe.c ./Init/LeanInit.c ./Init/System.c ./Init/System/FilePath.c ./Init/System/IO.c ./Init/System/IOError.c ./Init/System/Platform.c ./Init/Util.c ./Init/WF.c ./Lean.c ./Lean/Attributes.c ./Lean/AuxRecursor.c ./Lean/Class.c ./Lean/Compiler.c ./Lean/Compiler/ClosedTermCache.c ./Lean/Compiler/ConstFolding.c ./Lean/Compiler/ExportAttr.c ./Lean/Compiler/ExternAttr.c ./Lean/Compiler/IR.c ./Lean/Compiler/IR/Basic.c ./Lean/Compiler/IR/Borrow.c ./Lean/Compiler/IR/Boxing.c ./Lean/Compiler/IR/Checker.c ./Lean/Compiler/IR/CompilerM.c ./Lean/Compiler/IR/CtorLayout.c ./Lean/Compiler/IR/ElimDeadBranches.c ./Lean/Compiler/IR/ElimDeadVars.c ./Lean/Compiler/IR/EmitC.c ./Lean/Compiler/IR/EmitUtil.c ./Lean/Compiler/IR/ExpandResetReuse.c ./Lean/Compiler/IR/Format.c ./Lean/Compiler/IR/FreeVars.c ./Lean/Compiler/IR/LiveVars.c ./Lean/Compiler/IR/NormIds.c ./Lean/Compiler/IR/PushProj.c ./Lean/Compiler/IR/RC.c ./Lean/Compiler/IR/ResetReuse.c ./Lean/Compiler/IR/SimpCase.c ./Lean/Compiler/IR/UnboxResult.c ./Lean/Compiler/ImplementedByAttr.c ./Lean/Compiler/InitAttr.c ./Lean/Compiler/InlineAttrs.c ./Lean/Compiler/NameMangling.c ./Lean/Compiler/NeverExtractAttr.c ./Lean/Compiler/Specialize.c ./Lean/Compiler/Util.c ./Lean/CoreM.c ./Lean/Data/Format.c ./Lean/Data/Json.c ./Lean/Data/Json/Basic.c ./Lean/Data/Json/FromToJson.c ./Lean/Data/Json/Parser.c ./Lean/Data/Json/Printer.c ./Lean/Data/KVMap.c ./Lean/Data/LBool.c ./Lean/Data/LOption.c ./Lean/Data/Name.c ./Lean/Data/Occurrences.c ./Lean/Data/Options.c ./Lean/Data/Position.c ./Lean/Data/SMap.c ./Lean/Data/Trie.c ./Lean/Declaration.c ./Lean/Delaborator.c ./Lean/Elab.c ./Lean/Elab/Alias.c ./Lean/Elab/App.c ./Lean/Elab/Binders.c ./Lean/Elab/BuiltinNotation.c ./Lean/Elab/CollectFVars.c ./Lean/Elab/Command.c ./Lean/Elab/DeclModifiers.c ./Lean/Elab/DeclUtil.c ./Lean/Elab/Declaration.c ./Lean/Elab/Definition.c ./Lean/Elab/DoNotation.c ./Lean/Elab/Exception.c ./Lean/Elab/Frontend.c ./Lean/Elab/Import.c ./Lean/Elab/Inductive.c ./Lean/Elab/Level.c ./Lean/Elab/Log.c ./Lean/Elab/Match.c ./Lean/Elab/Print.c ./Lean/Elab/Quotation.c ./Lean/Elab/ResolveName.c ./Lean/Elab/StrategyAttrs.c ./Lean/Elab/StructInst.c ./Lean/Elab/Structure.c ./Lean/Elab/Syntax.c ./Lean/Elab/SyntheticMVars.c ./Lean/Elab/Tactic.c ./Lean/Elab/Tactic/Basic.c ./Lean/Elab/Tactic/ElabTerm.c ./Lean/Elab/Tactic/Generalize.c ./Lean/Elab/Tactic/Induction.c ./Lean/Elab/Tactic/Injection.c ./Lean/Elab/Term.c ./Lean/Elab/Util.c ./Lean/Environment.c ./Lean/Eval.c ./Lean/Exception.c ./Lean/Expr.c ./Lean/HeadIndex.c ./Lean/Hygiene.c ./Lean/InternalExceptionId.c ./Lean/KeyedDeclsAttribute.c ./Lean/Level.c ./Lean/Linter.c ./Lean/LocalContext.c ./Lean/Message.c ./Lean/Meta.c ./Lean/Meta/AbstractMVars.c ./Lean/Meta/AppBuilder.c ./Lean/Meta/Basic.c ./Lean/Meta/Check.c ./Lean/Meta/DiscrTree.c ./Lean/Meta/DiscrTreeTypes.c ./Lean/Meta/EqnCompiler.c ./Lean/Meta/EqnCompiler/CaseArraySizes.c ./Lean/Meta/EqnCompiler/CaseValues.c ./Lean/Meta/EqnCompiler/MVarRenaming.c ./Lean/Meta/EqnCompiler/Match.c ./Lean/Meta/EqnCompiler/MatchPatternAttr.c ./Lean/Meta/Exception.c ./Lean/Meta/ExprDefEq.c ./Lean/Meta/FunInfo.c ./Lean/Meta/GeneralizeTelescope.c ./Lean/Meta/InferType.c ./Lean/Meta/Instances.c ./Lean/Meta/KAbstract.c ./Lean/Meta/LevelDefEq.c ./Lean/Meta/Offset.c ./Lean/Meta/RecursorInfo.c ./Lean/Meta/Reduce.c ./Lean/Meta/ReduceEval.c ./Lean/Meta/SynthInstance.c ./Lean/Meta/Tactic.c ./Lean/Meta/Tactic/Apply.c ./Lean/Meta/Tactic/Assert.c ./Lean/Meta/Tactic/Assumption.c ./Lean/Meta/Tactic/Cases.c ./Lean/Meta/Tactic/Clear.c ./Lean/Meta/Tactic/FVarSubst.c ./Lean/Meta/Tactic/Generalize.c ./Lean/Meta/Tactic/Induction.c ./Lean/Meta/Tactic/Injection.c ./Lean/Meta/Tactic/Intro.c ./Lean/Meta/Tactic/LocalDecl.c ./Lean/Meta/Tactic/Revert.c ./Lean/Meta/Tactic/Rewrite.c ./Lean/Meta/Tactic/Subst.c ./Lean/Meta/Tactic/Target.c ./Lean/Meta/Tactic/Util.c ./Lean/Meta/WHNF.c ./Lean/MetavarContext.c ./Lean/Modifiers.c ./Lean/Parser.c ./Lean/Parser/Basic.c ./Lean/Parser/Command.c ./Lean/Parser/Extension.c ./Lean/Parser/Level.c ./Lean/Parser/Module.c ./Lean/Parser/Syntax.c ./Lean/Parser/Tactic.c ./Lean/Parser/Term.c ./Lean/Parser/Transform.c ./Lean/ParserCompiler.c ./Lean/ParserCompiler/Attribute.c ./Lean/PrettyPrinter.c ./Lean/PrettyPrinter/Backtrack.c ./Lean/PrettyPrinter/Formatter.c ./Lean/PrettyPrinter/Meta.c ./Lean/PrettyPrinter/Parenthesizer.c ./Lean/ProjFns.c ./Lean/ReducibilityAttrs.c ./Lean/Runtime.c ./Lean/Scopes.c ./Lean/Structure.c ./Lean/Syntax.c ./Lean/ToExpr.c ./Lean/Util.c ./Lean/Util/Closure.c ./Lean/Util/CollectFVars.c ./Lean/Util/CollectLevelParams.c ./Lean/Util/CollectMVars.c ./Lean/Util/Constructions.c ./Lean/Util/FindExpr.c ./Lean/Util/FindMVar.c ./Lean/Util/FoldConsts.c ./Lean/Util/MonadCache.c ./Lean/Util/PPExt.c ./Lean/Util/PPGoal.c ./Lean/Util/Path.c ./Lean/Util/Profile.c ./Lean/Util/RecDepth.c ./Lean/Util/Recognizers.c ./Lean/Util/ReplaceExpr.c ./Lean/Util/ReplaceLevel.c ./Lean/Util/Sorry.c ./Lean/Util/Trace.c ./Lean/Util/WHNF.c ./Std.c ./Std/Data.c ./Std/Data/AssocList.c ./Std/Data/BinomialHeap.c ./Std/Data/DList.c ./Std/Data/HashMap.c ./Std/Data/HashSet.c ./Std/Data/PersistentArray.c ./Std/Data/PersistentHashMap.c ./Std/Data/PersistentHashSet.c ./Std/Data/Queue.c ./Std/Data/RBMap.c ./Std/Data/RBTree.c ./Std/Data/Stack.c ./Std/ShareCommon.c )
diff --git a/stage0/stdlib/Lean/CoreM.c b/stage0/stdlib/Lean/CoreM.c
index c3f200821b..1b4242235a 100644
--- a/stage0/stdlib/Lean/CoreM.c
+++ b/stage0/stdlib/Lean/CoreM.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.CoreM
-// Imports: Init Init.System.IO Init.Control.StateRef Lean.Util.RecDepth Lean.Util.Trace Lean.Environment Lean.InternalExceptionId Lean.Eval
+// Imports: Init Init.System.IO Init.Control.StateRef Lean.Util.RecDepth Lean.Util.Trace Lean.Environment Lean.Exception Lean.InternalExceptionId Lean.Eval
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -16,7 +16,6 @@ extern "C" {
 lean_object* l_Lean_Core_getConstInfo___closed__5;
 lean_object* l_Lean_Core_throwKernelException___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_compileDecl___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_InternalExceptionId_toString(lean_object*);
 extern lean_object* l_Lean_InternalExceptionId_toString___closed__1;
 lean_object* lean_io_error_to_string(lean_object*);
 lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
@@ -29,10 +28,8 @@ lean_object* l_Lean_Core_getEnv___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Core_replaceRef(lean_object*, lean_object*);
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_Core_addContext(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Core_ECoreM_run___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_dbg_trace(lean_object*, lean_object*);
 lean_object* lean_io_mk_ref(lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_toMessageData(lean_object*);
 lean_object* lean_io_ref_get(lean_object*, lean_object*);
 lean_object* l_Lean_Core_Context_replaceRef___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Core_resetTraceState___rarg(lean_object*, lean_object*);
@@ -71,13 +68,14 @@ lean_object* l_Lean_Core_mkFreshId___rarg___boxed(lean_object*, lean_object*);
 uint8_t l_List_elem___main___at_Lean_catchInternalIds___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Core_CoreM_inhabited(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_checkRecDepth___closed__1;
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 lean_object* l_Lean_Core_checkRecDepth___closed__2;
 lean_object* l_Lean_Core_addDecl___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_withIncRecDepth(lean_object*);
 lean_object* l_Lean_Core_tracer___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KernelException_toMessageData(lean_object*, lean_object*);
+lean_object* l_Lean_Core_CoreM_run_x27___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_checkRecDepth(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_getRef(lean_object*);
 lean_object* l_Lean_Core_getEnv___rarg___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_catchInternalIds(lean_object*, lean_object*);
 lean_object* l_Lean_Core_setEnv___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -87,6 +85,7 @@ lean_object* l_Lean_Core_modifyEnv___boxed(lean_object*, lean_object*, lean_obje
 lean_object* l_Lean_Core_checkRecDepth___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_resetTraceState___boxed(lean_object*);
 lean_object* l_Std_PersistentArray_forMAux___main___at_Lean_Core_printTraces___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Core_CoreM_run(lean_object*);
 lean_object* l_Nat_repr(lean_object*);
 extern lean_object* l_Char_HasRepr___closed__1;
 lean_object* l_Lean_Core_getNGen(lean_object*);
@@ -94,7 +93,6 @@ lean_object* l_Lean_Core_dbgTrace___rarg___closed__1;
 lean_object* l___private_Lean_CoreM_1__getTraceState___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_catchInternalId___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getConstInfo___closed__3;
-lean_object* l_Lean_Core_ECoreM_run(lean_object*, lean_object*);
 lean_object* l_Array_forMAux___main___at_Lean_Core_printTraces___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getRef(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_replaceRef___boxed(lean_object*, lean_object*);
@@ -129,6 +127,7 @@ lean_object* l_Lean_Core_throwError___rarg___boxed(lean_object*, lean_object*, l
 lean_object* l_Lean_Core_throwError(lean_object*);
 lean_object* l_IO_print___at_Lean_Core_printTraces___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Core_tracer___closed__4;
+lean_object* l_Lean_Core_CoreM_run___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_Context_incCurrRecDepth(lean_object*);
 lean_object* l_Lean_Core_getEnv___boxed(lean_object*);
 lean_object* l_Lean_getMaxRecDepth(lean_object*);
@@ -140,7 +139,6 @@ extern lean_object* l_Lean_EnvExtension_setState___closed__1;
 lean_object* l_Lean_Core_getTraceState(lean_object*);
 lean_object* l_Lean_Core_getOptions(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_addDecl(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Lean_Core_tracer___closed__1;
 lean_object* l_Lean_Core_CoreM_toIO(lean_object*);
 lean_object* l_Lean_Syntax_getPos(lean_object*);
@@ -155,7 +153,6 @@ lean_object* l_Lean_catchInternalId(lean_object*, lean_object*);
 lean_object* l_Lean_Core_hasEval___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_forMAux___main___at_Lean_Core_printTraces___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_tracer___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Core_ECoreM_run_x27(lean_object*, lean_object*);
 lean_object* l_Lean_catchInternalId___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_setTraceState(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_tracer___closed__2;
@@ -163,20 +160,17 @@ lean_object* l_Lean_Core_liftIOCore(lean_object*);
 lean_object* l_List_elem___main___at_Lean_catchInternalIds___spec__1___boxed(lean_object*, lean_object*);
 extern lean_object* l_Lean_MetavarContext_Inhabited___closed__1;
 lean_object* l_Lean_Core_getConstInfo___closed__4;
+lean_object* l_Lean_Core_CoreM_run_x27(lean_object*);
 lean_object* lean_compile_decl(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_inhabited;
 lean_object* l_Lean_Core_setNGen___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getTraceState___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Core_MonadIO___closed__1;
 lean_object* l_Lean_catchInternalId___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_addContext___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_MessageData_Inhabited___closed__1;
-lean_object* l_Lean_Core_ECoreM_run_x27___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_dbgTrace___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_name_mk_numeral(lean_object*, lean_object*);
 lean_object* l_Lean_Core_addAndCompile(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getNGen___rarg(lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_getRef___boxed(lean_object*);
 lean_object* l_Lean_Core_CoreM_toIO___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_CoreM_1__getTraceState___boxed(lean_object*);
 lean_object* l_Lean_Core_liftIOCore___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -206,84 +200,11 @@ x_1 = l_Lean_Core_State_inhabited___closed__1;
 return x_1;
 }
 }
-lean_object* l_Lean_Core_Exception_toMessageData(lean_object* x_1) {
-_start:
-{
-if (lean_obj_tag(x_1) == 0)
-{
-lean_object* x_2; 
-x_2 = lean_ctor_get(x_1, 1);
-lean_inc(x_2);
-lean_dec(x_1);
-return x_2;
-}
-else
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
-x_3 = lean_ctor_get(x_1, 0);
-lean_inc(x_3);
-lean_dec(x_1);
-x_4 = l_Lean_InternalExceptionId_toString(x_3);
-x_5 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_5, 0, x_4);
-x_6 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_6, 0, x_5);
-return x_6;
-}
-}
-}
-lean_object* l_Lean_Core_Exception_getRef(lean_object* x_1) {
-_start:
-{
-if (lean_obj_tag(x_1) == 0)
-{
-lean_object* x_2; 
-x_2 = lean_ctor_get(x_1, 0);
-lean_inc(x_2);
-return x_2;
-}
-else
-{
-lean_object* x_3; 
-x_3 = lean_box(0);
-return x_3;
-}
-}
-}
-lean_object* l_Lean_Core_Exception_getRef___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_Core_Exception_getRef(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* _init_l_Lean_Core_Exception_inhabited___closed__1() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = lean_box(0);
-x_2 = l_Lean_MessageData_Inhabited___closed__1;
-x_3 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3, 0, x_1);
-lean_ctor_set(x_3, 1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_Core_Exception_inhabited() {
-_start:
-{
-lean_object* x_1; 
-x_1 = l_Lean_Core_Exception_inhabited___closed__1;
-return x_1;
-}
-}
 lean_object* l_Lean_Core_CoreM_inhabited___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -2630,7 +2551,7 @@ lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_Core_ECoreM_run___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Core_CoreM_run___rarg(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; lean_object* x_7; lean_object* x_8; 
@@ -2705,15 +2626,15 @@ return x_22;
 }
 }
 }
-lean_object* l_Lean_Core_ECoreM_run(lean_object* x_1, lean_object* x_2) {
+lean_object* l_Lean_Core_CoreM_run(lean_object* x_1) {
 _start:
 {
-lean_object* x_3; 
-x_3 = lean_alloc_closure((void*)(l_Lean_Core_ECoreM_run___rarg), 4, 0);
-return x_3;
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Core_CoreM_run___rarg), 4, 0);
+return x_2;
 }
 }
-lean_object* l_Lean_Core_ECoreM_run_x27___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Core_CoreM_run_x27___rarg(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; lean_object* x_7; lean_object* x_8; 
@@ -2781,12 +2702,12 @@ return x_19;
 }
 }
 }
-lean_object* l_Lean_Core_ECoreM_run_x27(lean_object* x_1, lean_object* x_2) {
+lean_object* l_Lean_Core_CoreM_run_x27(lean_object* x_1) {
 _start:
 {
-lean_object* x_3; 
-x_3 = lean_alloc_closure((void*)(l_Lean_Core_ECoreM_run_x27___rarg), 4, 0);
-return x_3;
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Core_CoreM_run_x27___rarg), 4, 0);
+return x_2;
 }
 }
 lean_object* l_Lean_Core_CoreM_toIO___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
@@ -3307,6 +3228,7 @@ lean_object* initialize_Init_Control_StateRef(lean_object*);
 lean_object* initialize_Lean_Util_RecDepth(lean_object*);
 lean_object* initialize_Lean_Util_Trace(lean_object*);
 lean_object* initialize_Lean_Environment(lean_object*);
+lean_object* initialize_Lean_Exception(lean_object*);
 lean_object* initialize_Lean_InternalExceptionId(lean_object*);
 lean_object* initialize_Lean_Eval(lean_object*);
 static bool _G_initialized = false;
@@ -3332,6 +3254,9 @@ lean_dec_ref(res);
 res = initialize_Lean_Environment(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+res = initialize_Lean_Exception(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
 res = initialize_Lean_InternalExceptionId(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
@@ -3342,10 +3267,6 @@ l_Lean_Core_State_inhabited___closed__1 = _init_l_Lean_Core_State_inhabited___cl
 lean_mark_persistent(l_Lean_Core_State_inhabited___closed__1);
 l_Lean_Core_State_inhabited = _init_l_Lean_Core_State_inhabited();
 lean_mark_persistent(l_Lean_Core_State_inhabited);
-l_Lean_Core_Exception_inhabited___closed__1 = _init_l_Lean_Core_Exception_inhabited___closed__1();
-lean_mark_persistent(l_Lean_Core_Exception_inhabited___closed__1);
-l_Lean_Core_Exception_inhabited = _init_l_Lean_Core_Exception_inhabited();
-lean_mark_persistent(l_Lean_Core_Exception_inhabited);
 l_Lean_Core_MonadIO___closed__1 = _init_l_Lean_Core_MonadIO___closed__1();
 lean_mark_persistent(l_Lean_Core_MonadIO___closed__1);
 l_Lean_Core_MonadIO = _init_l_Lean_Core_MonadIO();
diff --git a/stage0/stdlib/Lean/Elab/App.c b/stage0/stdlib/Lean/Elab/App.c
index c448262074..1151a11c6a 100644
--- a/stage0/stdlib/Lean/Elab/App.c
+++ b/stage0/stdlib/Lean/Elab/App.c
@@ -77,7 +77,6 @@ lean_object* l___private_Lean_Elab_App_5__getForallBody(lean_object*, lean_objec
 lean_object* l___private_Lean_Elab_App_14__resolveLValLoop___boxed(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_Lean_checkTraceOption(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Term_elabApp___closed__1;
-lean_object* l_Lean_Core_Exception_toMessageData(lean_object*);
 uint8_t l___private_Lean_Elab_App_9__nextArgIsHole(lean_object*);
 lean_object* l_List_append___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_12__throwLValError___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -182,7 +181,6 @@ lean_object* l_Lean_Name_append___main(lean_object*, lean_object*);
 lean_object* l_Array_shrink___main___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_5__getForallBody___main(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_17__addLValArg___main___closed__6;
-lean_object* l_Lean_Core_Exception_getRef(lean_object*);
 lean_object* l___private_Lean_Elab_App_4__tryCoeFun___closed__5;
 lean_object* l_Lean_Elab_Term_elabTerm(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_logException(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -325,6 +323,7 @@ lean_object* l___private_Lean_Elab_App_13__resolveLValAux___closed__10;
 lean_object* l_Lean_Elab_Term_whnfCore(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_25__elabAppAux___closed__1;
 lean_object* l___private_Lean_Elab_App_13__resolveLValAux___closed__20;
+lean_object* l_Lean_Exception_getRef(lean_object*);
 lean_object* l___private_Lean_Elab_App_4__tryCoeFun___closed__2;
 lean_object* l___private_Lean_Elab_App_12__throwLValError___rarg___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_Elab_throwUnsupportedSyntax___at___private_Lean_Elab_App_20__elabAppFnId___spec__1___rarg(lean_object*);
@@ -426,6 +425,7 @@ uint8_t l_Lean_isStructure(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_11__elabAppArgs___closed__2;
 lean_object* l___private_Lean_Elab_App_11__elabAppArgs(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_App_10__elabAppArgsAux___main___closed__7;
+lean_object* l_Lean_Exception_toMessageData(lean_object*);
 lean_object* l___private_Lean_Elab_App_21__elabAppFn___main___closed__3;
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_Arg_inhabited;
@@ -13176,14 +13176,14 @@ if (x_10 == 0)
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 x_11 = lean_ctor_get(x_9, 0);
-x_12 = l_Lean_Core_Exception_getRef(x_1);
+x_12 = l_Lean_Exception_getRef(x_1);
 x_13 = l_Lean_Syntax_getPos(x_12);
 lean_dec(x_12);
 if (lean_obj_tag(x_13) == 0)
 {
 lean_object* x_14; 
 lean_dec(x_11);
-x_14 = l_Lean_Core_Exception_toMessageData(x_1);
+x_14 = l_Lean_Exception_toMessageData(x_1);
 lean_ctor_set(x_9, 0, x_14);
 return x_9;
 }
@@ -13226,7 +13226,7 @@ x_30 = l_Lean_Meta_SynthInstance_getInstances___lambda__1___closed__8;
 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_Lean_Core_Exception_toMessageData(x_1);
+x_32 = l_Lean_Exception_toMessageData(x_1);
 x_33 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_33, 0, x_31);
 lean_ctor_set(x_33, 1, x_32);
@@ -13237,7 +13237,7 @@ else
 {
 lean_object* x_34; 
 lean_dec(x_15);
-x_34 = l_Lean_Core_Exception_toMessageData(x_1);
+x_34 = l_Lean_Exception_toMessageData(x_1);
 lean_ctor_set(x_9, 0, x_34);
 return x_9;
 }
@@ -13251,14 +13251,14 @@ x_36 = lean_ctor_get(x_9, 1);
 lean_inc(x_36);
 lean_inc(x_35);
 lean_dec(x_9);
-x_37 = l_Lean_Core_Exception_getRef(x_1);
+x_37 = l_Lean_Exception_getRef(x_1);
 x_38 = l_Lean_Syntax_getPos(x_37);
 lean_dec(x_37);
 if (lean_obj_tag(x_38) == 0)
 {
 lean_object* x_39; lean_object* x_40; 
 lean_dec(x_35);
-x_39 = l_Lean_Core_Exception_toMessageData(x_1);
+x_39 = l_Lean_Exception_toMessageData(x_1);
 x_40 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_40, 0, x_39);
 lean_ctor_set(x_40, 1, x_36);
@@ -13303,7 +13303,7 @@ x_56 = l_Lean_Meta_SynthInstance_getInstances___lambda__1___closed__8;
 x_57 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_57, 0, x_55);
 lean_ctor_set(x_57, 1, x_56);
-x_58 = l_Lean_Core_Exception_toMessageData(x_1);
+x_58 = l_Lean_Exception_toMessageData(x_1);
 x_59 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_59, 0, x_57);
 lean_ctor_set(x_59, 1, x_58);
@@ -13316,7 +13316,7 @@ else
 {
 lean_object* x_61; lean_object* x_62; 
 lean_dec(x_41);
-x_61 = l_Lean_Core_Exception_toMessageData(x_1);
+x_61 = l_Lean_Exception_toMessageData(x_1);
 x_62 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_62, 0, x_61);
 lean_ctor_set(x_62, 1, x_36);
diff --git a/stage0/stdlib/Lean/Elab/Command.c b/stage0/stdlib/Lean/Elab/Command.c
index efe473a178..dbc23d7768 100644
--- a/stage0/stdlib/Lean/Elab/Command.c
+++ b/stage0/stdlib/Lean/Elab/Command.c
@@ -250,6 +250,7 @@ lean_object* l_Lean_Elab_Command_elabCheck___boxed(lean_object*, lean_object*, l
 lean_object* l_Lean_Elab_Command_Lean_Elab_MonadMacroAdapter___closed__9;
 lean_object* l_Lean_Elab_Command_CommandElabM_monadLog___lambda__3___boxed(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*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 extern lean_object* l_Lean_EnvExtension_Inhabited___rarg___closed__1;
 extern lean_object* l_Lean_Core_checkRecDepth___closed__2;
 lean_object* l_Lean_getOptionDecl(lean_object*, lean_object*);
@@ -520,7 +521,6 @@ lean_object* l_Lean_Elab_Command_mkCommandElabAttribute___closed__2;
 lean_object* l_Std_PersistentHashMap_findAtAux___main___at_Lean_Elab_Command_elabCommand___main___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elbChoice___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabNamespace(lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Lean_Elab_Command_getMainModule___rarg(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_Elab_Command_elabOpen(lean_object*);
 lean_object* l___private_Lean_Elab_Command_4__getVarDecls___boxed(lean_object*);
@@ -5861,7 +5861,7 @@ lean_object* _init_l_Lean_Elab_Command_CommandElabM_inhabited___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Core_Exception_inhabited___closed__1;
+x_1 = l_Lean_Exception_inhabited___closed__1;
 x_2 = lean_alloc_closure((void*)(l_Lean_Elab_Command_CommandElabM_inhabited___lambda__1___boxed), 4, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
@@ -15194,7 +15194,7 @@ lean_object* l_Lean_Elab_Command_elabEval___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 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/Elab/Inductive.c b/stage0/stdlib/Lean/Elab/Inductive.c
index 4b92129c50..071882180e 100644
--- a/stage0/stdlib/Lean/Elab/Inductive.c
+++ b/stage0/stdlib/Lean/Elab/Inductive.c
@@ -150,6 +150,7 @@ lean_object* l___private_Lean_Elab_Inductive_11__checkHeaders___main(lean_object
 lean_object* l_List_map___main___at___private_Lean_Elab_Inductive_32__applyInferMod___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_restoreSynthInstanceCache(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Lean_Elab_Inductive_31__mkCtor2InferMod___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__10;
 lean_object* l_List_map___main___at___private_Lean_Elab_Inductive_32__applyInferMod___spec__1___closed__1;
 lean_object* l___private_Lean_Elab_Inductive_14__withInductiveLocalDecls___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldlM___main___at___private_Lean_Elab_Inductive_22__collectUniverses___spec__2___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*);
@@ -247,7 +248,6 @@ lean_object* l___private_Lean_Elab_Inductive_33__mkInductiveDecl(lean_object*, l
 lean_object* l___private_Lean_Elab_Inductive_23__updateResultingUniverse___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Inductive_23__updateResultingUniverse___closed__1;
 lean_object* l_Lean_Core_Context_replaceRef(lean_object*, lean_object*);
-extern lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__11;
 lean_object* l___private_Lean_Elab_Inductive_19__getResultingUniverse___closed__1;
 lean_object* l_Lean_Elab_Command_shouldInferResultUniverse___closed__2;
 lean_object* l_Lean_Elab_Command_accLevelAtCtor___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -2552,7 +2552,7 @@ x_74 = l___private_Lean_Elab_Inductive_9__checkParamsAndResultType___main___clos
 x_75 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_75, 0, x_74);
 lean_ctor_set(x_75, 1, x_73);
-x_76 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__11;
+x_76 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__10;
 x_77 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_77, 0, x_75);
 lean_ctor_set(x_77, 1, x_76);
diff --git a/stage0/stdlib/Lean/Elab/Match.c b/stage0/stdlib/Lean/Elab/Match.c
index 294a88d297..78db15a2a6 100644
--- a/stage0/stdlib/Lean/Elab/Match.c
+++ b/stage0/stdlib/Lean/Elab/Match.c
@@ -41,6 +41,7 @@ lean_object* l_Lean_mkSort(lean_object*);
 lean_object* l_Lean_Elab_Term_instantiateMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_37__mkNewDiscrs___main___closed__4;
 lean_object* l_Std_RBNode_insert___at_Lean_NameSet_insert___spec__1(lean_object*, lean_object*, lean_object*);
+extern lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 lean_object* l___private_Init_LeanInit_14__mapSepElemsMAux___main___at___private_Lean_Elab_Match_20__collect___main___spec__2(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_Elab_Term_elabMatch(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_unreachable_x21___rarg(lean_object*);
@@ -116,6 +117,7 @@ lean_object* lean_io_ref_get(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabMatchAltView___lambda__1___closed__1;
 lean_object* l_Lean_annotation_x3f(lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_Match_41__expandMatchDiscr_x3f___closed__1;
+extern lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
 lean_object* l___private_Lean_Elab_Match_20__collect___main___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabInaccessible(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_Monad___rarg(lean_object*);
@@ -133,7 +135,6 @@ lean_object* l___private_Lean_Elab_Match_40__mkNewAlts(lean_object*, lean_object
 lean_object* l_Lean_MessageData_ofList(lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Elab_Match_13__getNumExplicitCtorParams___spec__5___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppFn___main(lean_object*);
-extern lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
 lean_object* l___private_Lean_Elab_Match_22__withPatternVarsAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_String_splitAux___main___closed__1;
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
@@ -390,7 +391,6 @@ lean_object* l_Lean_Elab_throwUnsupportedSyntax___at_Lean_Elab_Term_expandMacros
 extern lean_object* l_Lean_nullKind___closed__2;
 lean_object* l_Array_findIdxAux___main___at___private_Lean_Elab_Match_29__mkLocalDeclFor___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_toString___at_Lean_Elab_Term_elabMatchAltView___spec__1(lean_object*);
-extern lean_object* l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
 extern lean_object* l_Lean_Meta_mkEqRefl___closed__2;
 extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__5;
 lean_object* l_Array_umapMAux___main___at___private_Lean_Elab_Match_32__elabMatchAux___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -494,7 +494,6 @@ lean_object* l___private_Lean_Elab_Match_35__mkMatchType___main___closed__4;
 lean_object* l___private_Lean_Elab_Match_3__expandMatchOptTypeAux___main___closed__4;
 lean_object* l_Lean_Parser_registerBuiltinNodeKind(lean_object*, lean_object*);
 extern lean_object* l_Lean_mkHole___closed__1;
-lean_object* l_Lean_Elab_Term_expandMacrosInPatterns___closed__3;
 lean_object* l___regBuiltin_Lean_Elab_Term_elabMatch___closed__1;
 lean_object* l___private_Lean_Elab_Match_9__registerAuxiliaryNodeKind___closed__1;
 lean_object* l_Array_umapMAux___main___at___private_Lean_Elab_Match_31__withElaboratedLHS___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -1797,7 +1796,7 @@ x_79 = l___private_Lean_Elab_Match_6__elabDiscrsAux___main___closed__16;
 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___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
+x_81 = l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 x_82 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_82, 0, x_80);
 lean_ctor_set(x_82, 1, x_81);
@@ -2561,7 +2560,7 @@ lean_object* _init_l_Lean_Elab_Term_expandMacrosInPatterns___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
+x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
 x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
@@ -2575,15 +2574,6 @@ x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_Elab_Term_expandMacrosInPatterns___closed__3() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__2;
-x_2 = l_ReaderT_Monad___rarg(x_1);
-return x_2;
-}
-}
 lean_object* l_Lean_Elab_Term_expandMacrosInPatterns(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:
 {
@@ -2596,8 +2586,8 @@ lean_inc(x_11);
 lean_dec(x_9);
 x_12 = x_1;
 x_13 = l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
-x_14 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__1;
-x_15 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__3;
+x_14 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
+x_15 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__2;
 x_16 = lean_unsigned_to_nat(0u);
 x_17 = lean_alloc_closure((void*)(l_Array_umapMAux___main___at_Lean_Elab_Term_expandMacrosInPatterns___spec__3), 13, 6);
 lean_closure_set(x_17, 0, x_13);
@@ -6251,7 +6241,7 @@ lean_object* _init_l___private_Lean_Elab_Match_16__processIdAux___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__3;
+x_1 = l_Lean_Elab_Term_expandMacrosInPatterns___closed__2;
 x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
@@ -27102,8 +27092,6 @@ l_Lean_Elab_Term_expandMacrosInPatterns___closed__1 = _init_l_Lean_Elab_Term_exp
 lean_mark_persistent(l_Lean_Elab_Term_expandMacrosInPatterns___closed__1);
 l_Lean_Elab_Term_expandMacrosInPatterns___closed__2 = _init_l_Lean_Elab_Term_expandMacrosInPatterns___closed__2();
 lean_mark_persistent(l_Lean_Elab_Term_expandMacrosInPatterns___closed__2);
-l_Lean_Elab_Term_expandMacrosInPatterns___closed__3 = _init_l_Lean_Elab_Term_expandMacrosInPatterns___closed__3();
-lean_mark_persistent(l_Lean_Elab_Term_expandMacrosInPatterns___closed__3);
 l_Lean_Elab_Term_mkInaccessible___closed__1 = _init_l_Lean_Elab_Term_mkInaccessible___closed__1();
 lean_mark_persistent(l_Lean_Elab_Term_mkInaccessible___closed__1);
 l_Lean_Elab_Term_mkInaccessible___closed__2 = _init_l_Lean_Elab_Term_mkInaccessible___closed__2();
diff --git a/stage0/stdlib/Lean/Elab/StructInst.c b/stage0/stdlib/Lean/Elab/StructInst.c
index 6943d7be9a..45f6edec0c 100644
--- a/stage0/stdlib/Lean/Elab/StructInst.c
+++ b/stage0/stdlib/Lean/Elab/StructInst.c
@@ -112,6 +112,7 @@ extern lean_object* l___private_Lean_Elab_Quotation_4__getHeadInfo___elambda__3_
 lean_object* l_List_foldlM___main___at___private_Lean_Elab_StructInst_24__elabStruct___main___spec__1___closed__2;
 lean_object* l_Lean_Elab_Term_StructInst_FieldLHS_inhabited___closed__1;
 lean_object* l___private_Lean_Elab_StructInst_16__mkSubstructSource___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
 lean_object* l_Lean_mkIdentFrom(lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_declareBuiltinParser___closed__3;
 lean_object* l_List_mapM___main___at___private_Lean_Elab_StructInst_10__expandParentFields___spec__2___closed__5;
@@ -135,7 +136,6 @@ lean_object* l_Nat_max(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppFn___main(lean_object*);
 lean_object* l_List_mapM___main___at___private_Lean_Elab_StructInst_10__expandParentFields___spec__2___closed__3;
 extern lean_object* l_Lean_formatKVMap___closed__1;
-extern lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
 extern lean_object* l_Lean_Name_inhabited;
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 lean_object* l_Lean_Elab_Term_StructInst_formatField(lean_object*, lean_object*);
@@ -480,7 +480,6 @@ lean_object* l___private_Lean_Elab_StructInst_4__elabModifyOp___closed__21;
 lean_object* l___private_Lean_Elab_StructInst_14__getFieldIdx(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_5__getStructName___rarg___closed__5;
 lean_object* l_Lean_Core_setTraceState(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Elab_StructInst_17__groupFields___closed__4;
 lean_object* l_Lean_Elab_Term_getOptions___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Elab_StructInst_18__addMissingFields___at___private_Lean_Elab_StructInst_19__expandStruct___main___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at_Lean_Elab_Term_StructInst_formatStruct___main___spec__1___closed__1;
@@ -14639,7 +14638,7 @@ lean_object* _init_l___private_Lean_Elab_StructInst_17__groupFields___closed__1(
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
+x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
 x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
@@ -14662,15 +14661,6 @@ x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
 }
-lean_object* _init_l___private_Lean_Elab_StructInst_17__groupFields___closed__4() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Elab_StructInst_17__groupFields___closed__3;
-x_2 = l_ReaderT_Monad___rarg(x_1);
-return x_2;
-}
-}
 lean_object* l___private_Lean_Elab_StructInst_17__groupFields(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:
 {
@@ -14686,7 +14676,7 @@ lean_inc(x_13);
 lean_inc(x_11);
 x_14 = l_Lean_getStructureFields(x_11, x_13);
 x_15 = l_Lean_Elab_Term_StructInst_Struct_ref(x_2);
-x_16 = l___private_Lean_Elab_StructInst_17__groupFields___closed__4;
+x_16 = l___private_Lean_Elab_StructInst_17__groupFields___closed__3;
 lean_inc(x_15);
 lean_inc(x_2);
 x_17 = lean_alloc_closure((void*)(l___private_Lean_Elab_StructInst_17__groupFields___lambda__4), 15, 7);
@@ -15108,7 +15098,7 @@ lean_closure_set(x_17, 5, x_14);
 lean_closure_set(x_17, 6, x_1);
 x_18 = l_Lean_Core_Context_replaceRef(x_15, x_7);
 lean_dec(x_15);
-x_19 = l___private_Lean_Elab_StructInst_17__groupFields___closed__4;
+x_19 = l___private_Lean_Elab_StructInst_17__groupFields___closed__3;
 x_20 = lean_unsigned_to_nat(0u);
 x_21 = l_Array_iterateMAux___main___rarg(x_19, lean_box(0), x_14, x_17, x_20, x_16);
 x_22 = lean_apply_7(x_21, x_3, x_4, x_5, x_6, x_18, x_8, x_12);
@@ -24207,7 +24197,7 @@ lean_object* _init_l_Lean_Elab_Term_StructInst_DefaultFields_step___main___close
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Elab_StructInst_17__groupFields___closed__4;
+x_1 = l___private_Lean_Elab_StructInst_17__groupFields___closed__3;
 x_2 = l_StateT_Monad___rarg(x_1);
 return x_2;
 }
@@ -26221,8 +26211,6 @@ l___private_Lean_Elab_StructInst_17__groupFields___closed__2 = _init_l___private
 lean_mark_persistent(l___private_Lean_Elab_StructInst_17__groupFields___closed__2);
 l___private_Lean_Elab_StructInst_17__groupFields___closed__3 = _init_l___private_Lean_Elab_StructInst_17__groupFields___closed__3();
 lean_mark_persistent(l___private_Lean_Elab_StructInst_17__groupFields___closed__3);
-l___private_Lean_Elab_StructInst_17__groupFields___closed__4 = _init_l___private_Lean_Elab_StructInst_17__groupFields___closed__4();
-lean_mark_persistent(l___private_Lean_Elab_StructInst_17__groupFields___closed__4);
 l___private_Lean_Elab_StructInst_20__mkCtorHeaderAux___main___closed__1 = _init_l___private_Lean_Elab_StructInst_20__mkCtorHeaderAux___main___closed__1();
 lean_mark_persistent(l___private_Lean_Elab_StructInst_20__mkCtorHeaderAux___main___closed__1);
 l___private_Lean_Elab_StructInst_20__mkCtorHeaderAux___main___closed__2 = _init_l___private_Lean_Elab_StructInst_20__mkCtorHeaderAux___main___closed__2();
diff --git a/stage0/stdlib/Lean/Elab/Syntax.c b/stage0/stdlib/Lean/Elab/Syntax.c
index 0932ea7976..993fd64918 100644
--- a/stage0/stdlib/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Lean/Elab/Syntax.c
@@ -366,6 +366,7 @@ lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__89;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__47;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabSyntax___closed__5;
+extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
 lean_object* l___private_Lean_Elab_Syntax_7__elabKind___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabSyntax___closed__14;
 lean_object* l_Nat_pred(lean_object*);
@@ -395,7 +396,6 @@ lean_object* l_Lean_Elab_Command_expandElab___closed__23;
 extern lean_object* l_Lean_Parser_Syntax_sepBy___elambda__1___closed__1;
 lean_object* l___private_Lean_Elab_Syntax_6__declareSyntaxCatQuotParser___closed__42;
 extern lean_object* l___private_Lean_Elab_Util_4__regTraceClasses___closed__1;
-extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__52;
 lean_object* l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_Term_quot___elambda__1___closed__1;
@@ -744,7 +744,7 @@ lean_dec(x_6);
 if (lean_obj_tag(x_8) == 0)
 {
 lean_object* x_9; 
-x_9 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
+x_9 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
 return x_9;
 }
 else
diff --git a/stage0/stdlib/Lean/Elab/Tactic/Induction.c b/stage0/stdlib/Lean/Elab/Tactic/Induction.c
index 09aabd41d0..9a1069affb 100644
--- a/stage0/stdlib/Lean/Elab/Tactic/Induction.c
+++ b/stage0/stdlib/Lean/Elab/Tactic/Induction.c
@@ -18,6 +18,7 @@ lean_object* l___private_Lean_Elab_Tactic_Induction_5__getGeneralizingFVarIds___
 extern lean_object* l_Lean_Core_getConstInfo___closed__5;
 lean_object* l_Lean_Elab_Tactic_evalCases(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_Name_toString___closed__1;
+extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Elab_Tactic_Induction_14__getRecInfo___spec__2___closed__2;
 lean_object* l___private_Lean_Elab_Tactic_Induction_13__getRecInfoDefault___closed__1;
 lean_object* l___private_Lean_Elab_Tactic_Induction_17__checkCasesResultAux___main___closed__3;
@@ -219,7 +220,6 @@ lean_object* l___private_Lean_Elab_Tactic_Induction_16__processResult___closed__
 lean_object* l___private_Lean_Elab_Tactic_Induction_16__processResult___closed__1;
 uint8_t l_Lean_Syntax_isOfKind(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_resolveGlobalName(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
 extern lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
 lean_object* l_Lean_Elab_Tactic_getRecFromUsing___closed__4;
 extern lean_object* l_Lean_mkHole___closed__2;
@@ -7126,7 +7126,7 @@ lean_ctor_set(x_38, 0, x_37);
 x_39 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_39, 0, x_35);
 lean_ctor_set(x_39, 1, x_38);
-x_40 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
+x_40 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
 x_41 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_41, 0, x_39);
 lean_ctor_set(x_41, 1, x_40);
diff --git a/stage0/stdlib/Lean/Elab/Term.c b/stage0/stdlib/Lean/Elab/Term.c
index 2a78b69722..fde76869b9 100644
--- a/stage0/stdlib/Lean/Elab/Term.c
+++ b/stage0/stdlib/Lean/Elab/Term.c
@@ -330,6 +330,7 @@ lean_object* l_Lean_Elab_Term_elabByTactic(lean_object*, lean_object*, lean_obje
 lean_object* l_Lean_Elab_Term_observing(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkLet___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_withoutMacroStackAtErr(lean_object*);
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 lean_object* l_Lean_Elab_Term_withMacroExpansion(lean_object*);
 lean_object* l_Lean_Elab_Term_getMessageLog(lean_object*);
 lean_object* l_Lean_Elab_Term_State_inhabited___closed__1;
@@ -395,6 +396,7 @@ lean_object* l_Lean_Elab_Term_getFVarLocalDecl_x21(lean_object*, lean_object*, l
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_elabTacticBlock___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_levelMVarToParam___lambda__1___boxed(lean_object*, lean_object*);
+uint8_t l_Lean_Exception_hasSyntheticSorry(lean_object*);
 lean_object* l_Lean_SMap_empty___at_Lean_Elab_Term_termElabAttribute___spec__1___closed__1;
 lean_object* l_Lean_Elab_Term_withTransparency___rarg(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_getMVarDecl___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -495,7 +497,6 @@ lean_object* l_Lean_Elab_Term_withLocalDecl___rarg(lean_object*, uint8_t, lean_o
 lean_object* l_Lean_Elab_Term_getMainModule(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkTermElabAttribute(lean_object*);
 lean_object* l___private_Lean_Elab_Term_27__mkConsts(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Lean_Core_Exception_hasSyntheticSorry(lean_object*);
 extern lean_object* l_Lean_numLitKind___closed__2;
 lean_object* l_Lean_Elab_Term_SavedState_inhabited___closed__1;
 lean_object* l_Lean_Elab_Term_elabTacticBlock___closed__2;
@@ -743,7 +744,6 @@ lean_object* l_Lean_Elab_Term_setNGen___boxed(lean_object*, lean_object*, lean_o
 lean_object* l_Lean_Elab_Term_modifyEnv___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_resolveGlobalName___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Lean_Elab_Term_18__isLambdaWithImplicit(lean_object*);
-extern lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Lean_Elab_Term_expandArrayLit___closed__6;
 lean_object* l_Lean_Elab_Term_MonadIO(lean_object*);
 lean_object* l_Lean_Elab_Term_logException___closed__2;
@@ -1050,7 +1050,7 @@ lean_object* _init_l_Lean_Elab_Term_TermElabM_inhabited___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Core_Exception_inhabited___closed__1;
+x_1 = l_Lean_Exception_inhabited___closed__1;
 x_2 = lean_alloc_closure((void*)(l_Lean_Elab_Term_TermElabM_inhabited___lambda__1___boxed), 8, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
@@ -14920,7 +14920,7 @@ x_21 = l_Lean_Meta_mkSorry___closed__2;
 x_22 = l_Lean_mkConst(x_21, x_20);
 x_23 = l_Lean_Meta_mkSorry___closed__4;
 x_24 = l_Lean_mkAppB(x_22, x_13, x_23);
-x_25 = l_Lean_Core_Exception_hasSyntheticSorry(x_1);
+x_25 = l_Lean_Exception_hasSyntheticSorry(x_1);
 if (x_25 == 0)
 {
 lean_object* x_26; 
@@ -15006,7 +15006,7 @@ x_39 = l_Lean_Meta_mkSorry___closed__2;
 x_40 = l_Lean_mkConst(x_39, x_38);
 x_41 = l_Lean_Meta_mkSorry___closed__4;
 x_42 = l_Lean_mkAppB(x_40, x_13, x_41);
-x_43 = l_Lean_Core_Exception_hasSyntheticSorry(x_1);
+x_43 = l_Lean_Exception_hasSyntheticSorry(x_1);
 if (x_43 == 0)
 {
 lean_object* x_44; 
@@ -15139,7 +15139,7 @@ x_64 = l_Lean_Meta_mkSorry___closed__2;
 x_65 = l_Lean_mkConst(x_64, x_63);
 x_66 = l_Lean_Meta_mkSorry___closed__4;
 x_67 = l_Lean_mkAppB(x_65, x_57, x_66);
-x_68 = l_Lean_Core_Exception_hasSyntheticSorry(x_1);
+x_68 = l_Lean_Exception_hasSyntheticSorry(x_1);
 if (x_68 == 0)
 {
 lean_object* x_69; 
@@ -15225,7 +15225,7 @@ x_82 = l_Lean_Meta_mkSorry___closed__2;
 x_83 = l_Lean_mkConst(x_82, x_81);
 x_84 = l_Lean_Meta_mkSorry___closed__4;
 x_85 = l_Lean_mkAppB(x_83, x_57, x_84);
-x_86 = l_Lean_Core_Exception_hasSyntheticSorry(x_1);
+x_86 = l_Lean_Exception_hasSyntheticSorry(x_1);
 if (x_86 == 0)
 {
 lean_object* x_87; 
diff --git a/stage0/stdlib/Lean/Exception.c b/stage0/stdlib/Lean/Exception.c
new file mode 100644
index 0000000000..14db88e5fa
--- /dev/null
+++ b/stage0/stdlib/Lean/Exception.c
@@ -0,0 +1,121 @@
+// Lean compiler output
+// Module: Lean.Exception
+// Imports: Init Lean.Message Lean.InternalExceptionId
+#include <lean/lean.h>
+#if defined(__clang__)
+#pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wunused-label"
+#elif defined(__GNUC__) && !defined(__CLANG__)
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+lean_object* l_Lean_InternalExceptionId_toString(lean_object*);
+lean_object* l_Lean_Exception_inhabited;
+lean_object* l_Lean_Exception_inhabited___closed__1;
+lean_object* l_Lean_Exception_getRef___boxed(lean_object*);
+lean_object* l_Lean_Exception_getRef(lean_object*);
+extern lean_object* l_Lean_MessageData_Inhabited___closed__1;
+lean_object* l_Lean_Exception_toMessageData(lean_object*);
+lean_object* l_Lean_Exception_toMessageData(lean_object* x_1) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_2; 
+x_2 = lean_ctor_get(x_1, 1);
+lean_inc(x_2);
+lean_dec(x_1);
+return x_2;
+}
+else
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
+x_3 = lean_ctor_get(x_1, 0);
+lean_inc(x_3);
+lean_dec(x_1);
+x_4 = l_Lean_InternalExceptionId_toString(x_3);
+x_5 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_5, 0, x_4);
+x_6 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_6, 0, x_5);
+return x_6;
+}
+}
+}
+lean_object* l_Lean_Exception_getRef(lean_object* x_1) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_2; 
+x_2 = lean_ctor_get(x_1, 0);
+lean_inc(x_2);
+return x_2;
+}
+else
+{
+lean_object* x_3; 
+x_3 = lean_box(0);
+return x_3;
+}
+}
+}
+lean_object* l_Lean_Exception_getRef___boxed(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = l_Lean_Exception_getRef(x_1);
+lean_dec(x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Exception_inhabited___closed__1() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_Lean_MessageData_Inhabited___closed__1;
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_1);
+lean_ctor_set(x_3, 1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Exception_inhabited() {
+_start:
+{
+lean_object* x_1; 
+x_1 = l_Lean_Exception_inhabited___closed__1;
+return x_1;
+}
+}
+lean_object* initialize_Init(lean_object*);
+lean_object* initialize_Lean_Message(lean_object*);
+lean_object* initialize_Lean_InternalExceptionId(lean_object*);
+static bool _G_initialized = false;
+lean_object* initialize_Lean_Exception(lean_object* w) {
+lean_object * res;
+if (_G_initialized) return lean_mk_io_result(lean_box(0));
+_G_initialized = true;
+res = initialize_Init(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+res = initialize_Lean_Message(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+res = initialize_Lean_InternalExceptionId(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_Exception_inhabited___closed__1 = _init_l_Lean_Exception_inhabited___closed__1();
+lean_mark_persistent(l_Lean_Exception_inhabited___closed__1);
+l_Lean_Exception_inhabited = _init_l_Lean_Exception_inhabited();
+lean_mark_persistent(l_Lean_Exception_inhabited);
+return lean_mk_io_result(lean_box(0));
+}
+#ifdef __cplusplus
+}
+#endif
diff --git a/stage0/stdlib/Lean/Meta/Basic.c b/stage0/stdlib/Lean/Meta/Basic.c
index 8d5bb5c001..7e76351f6d 100644
--- a/stage0/stdlib/Lean/Meta/Basic.c
+++ b/stage0/stdlib/Lean/Meta/Basic.c
@@ -46,7 +46,6 @@ lean_object* l_Lean_LocalDecl_userName(lean_object*);
 lean_object* l_unreachable_x21___rarg(lean_object*);
 lean_object* l_Lean_Meta_whnfForall(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_liftCoreM(lean_object*);
 lean_object* l_Lean_Meta_InfoCacheKey_Inhabited;
 extern lean_object* l_Lean_InternalExceptionId_toString___closed__1;
 lean_object* l_Lean_Meta_getEnv(lean_object*, lean_object*, lean_object*);
@@ -159,7 +158,6 @@ lean_object* l_Lean_Meta_setTraceState(lean_object*, lean_object*, lean_object*,
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_isClassExpensive_x3f___main___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkAuxDefinition(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_liftCoreM___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withTransparency___rarg(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_setEnv(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_2__liftMkBindingM___rarg___closed__3;
@@ -210,6 +208,7 @@ lean_object* l_Lean_Meta_mkSynthPendingRef(lean_object*);
 lean_object* l_Lean_Meta_TransparencyMode_lt___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwIsDefEqStuck(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getEnv___rarg___boxed(lean_object*, lean_object*);
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 lean_object* l_Lean_Meta_mkWHNFRef___lambda__1___closed__1;
 lean_object* l_Lean_Meta_MetaM_toIO(lean_object*);
 lean_object* l_Lean_Meta_withMVarContext___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -421,13 +420,11 @@ 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_instantiateLocalDeclMVars___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAuxRef;
-extern lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Lean_Meta_throwError___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_TransparencyMode_HasBeq;
 lean_object* l_Lean_Meta_lambdaTelescope___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getExprMVarAssignment_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_6__forallMetaTelescopeReducingAux(uint8_t, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_liftCoreM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withLocalDeclD___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assignLevelMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withReducible___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -1051,32 +1048,6 @@ x_1 = l_Lean_Meta_State_inhabited___closed__5;
 return x_1;
 }
 }
-lean_object* l_Lean_Meta_liftCoreM___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
-_start:
-{
-lean_object* x_7; 
-x_7 = lean_apply_3(x_1, x_4, x_5, x_6);
-return x_7;
-}
-}
-lean_object* l_Lean_Meta_liftCoreM(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_liftCoreM___rarg___boxed), 6, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_Meta_liftCoreM___rarg___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_Meta_liftCoreM___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
-lean_dec(x_3);
-lean_dec(x_2);
-return x_7;
-}
-}
 lean_object* l_Lean_Meta_mapCoreM(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:
 {
@@ -1187,7 +1158,7 @@ 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_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 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/Meta/Check.c b/stage0/stdlib/Lean/Meta/Check.c
index 63aa43377d..b18036fc10 100644
--- a/stage0/stdlib/Lean/Meta/Check.c
+++ b/stage0/stdlib/Lean/Meta/Check.c
@@ -28,7 +28,6 @@ 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*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_addContext(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_checkTraceOption(lean_object*, lean_object*);
-lean_object* l_Lean_Core_Exception_toMessageData(lean_object*);
 lean_object* l___private_Lean_Meta_Check_2__checkLambdaLet___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_Monad___rarg(lean_object*);
 lean_object* l_Array_forMAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -120,6 +119,7 @@ lean_object* l___private_Lean_Meta_Check_5__getFunctionDomain(lean_object*, lean
 lean_object* l___private_Lean_Meta_Check_2__checkLambdaLet___at___private_Lean_Meta_Check_7__checkAux___main___spec__2___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Check_2__checkLambdaLet(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_check(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Exception_toMessageData(lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getFVarLocalDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_KernelException_toMessageData___closed__39;
@@ -5039,7 +5039,7 @@ lean_object* x_33; lean_object* x_34; lean_object* x_35; uint8_t x_36;
 x_33 = lean_ctor_get(x_22, 1);
 lean_inc(x_33);
 lean_dec(x_22);
-x_34 = l_Lean_Core_Exception_toMessageData(x_7);
+x_34 = l_Lean_Exception_toMessageData(x_7);
 x_35 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(x_21, x_34, x_2, x_3, x_4, x_5, x_33);
 lean_dec(x_5);
 lean_dec(x_4);
diff --git a/stage0/stdlib/Lean/Meta/EqnCompiler/Match.c b/stage0/stdlib/Lean/Meta/EqnCompiler/Match.c
index f85dd558b2..0c685dad66 100644
--- a/stage0/stdlib/Lean/Meta/EqnCompiler/Match.c
+++ b/stage0/stdlib/Lean/Meta/EqnCompiler/Match.c
@@ -31,6 +31,7 @@ lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 lean_object* l___private_Lean_Meta_EqnCompiler_Match_23__unify_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Lean_Meta_EqnCompiler_Match_6__hasAsPattern(lean_object*);
 lean_object* l_Lean_mkSort(lean_object*);
+extern lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 lean_object* l_List_map___main___at_Lean_Meta_Match_Example_applyFVarSubst___main___spec__2(lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_EqnCompiler_Match_24__expandVarIntoCtor_x3f___spec__3(lean_object*, lean_object*);
 lean_object* l_List_foldr___main___at___private_Lean_Meta_EqnCompiler_Match_7__hasCtorPattern___spec__1___boxed(lean_object*, lean_object*);
@@ -346,7 +347,6 @@ lean_object* l___private_Lean_Meta_EqnCompiler_Match_40__getUnusedLevelParam___c
 lean_object* l_Lean_LocalDecl_fvarId(lean_object*);
 uint8_t l___private_Lean_Meta_EqnCompiler_Match_7__hasCtorPattern(lean_object*);
 extern lean_object* l_Std_HashSet_Inhabited___closed__1;
-extern lean_object* l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
 lean_object* l___private_Lean_Meta_EqnCompiler_Match_40__getUnusedLevelParam___closed__1;
 uint8_t l___private_Lean_Meta_EqnCompiler_Match_15__isArrayLitTransition(lean_object*);
 lean_object* l_Lean_Meta_Match_Pattern_toMessageData___main___closed__5;
@@ -718,7 +718,7 @@ lean_inc(x_3);
 x_4 = lean_ctor_get(x_2, 1);
 lean_inc(x_4);
 lean_dec(x_2);
-x_5 = l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
+x_5 = l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 x_6 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_6, 0, x_1);
 lean_ctor_set(x_6, 1, x_5);
@@ -3034,7 +3034,7 @@ lean_inc(x_3);
 x_4 = lean_ctor_get(x_2, 1);
 lean_inc(x_4);
 lean_dec(x_2);
-x_5 = l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
+x_5 = l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 x_6 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_6, 0, x_1);
 lean_ctor_set(x_6, 1, x_5);
diff --git a/stage0/stdlib/Lean/Meta/ExprDefEq.c b/stage0/stdlib/Lean/Meta/ExprDefEq.c
index f8f808778b..ea2b70fbdf 100644
--- a/stage0/stdlib/Lean/Meta/ExprDefEq.c
+++ b/stage0/stdlib/Lean/Meta/ExprDefEq.c
@@ -15,78 +15,79 @@ 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*);
 lean_object* l_Lean_Meta_CheckAssignmentQuick_check___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__1;
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_34__isDefEqDelta(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__11;
 lean_object* l_Lean_Meta_restore(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_forall(lean_object*, uint8_t, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__1(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__3;
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__4(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___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_getMCtx___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_44__isDefEqWHNF(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqWHNF(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignmentQuick_check___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__1;
 extern lean_object* l___private_Lean_Meta_Check_2__checkLambdaLet___lambda__2___closed__1;
-lean_object* l___private_Lean_Meta_ExprDefEq_12__readMeta___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__2;
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_2__isDefEqArgsFirstPass(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__7;
+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet___boxed(lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_Lean_MonadCache___closed__2;
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__4;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__5(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___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(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_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, uint64_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_unreachable_x21___rarg(lean_object*);
 lean_object* l___private_Lean_Expr_3__getAppArgsAux___main(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_47__consumeLet___boxed(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_38__isAssignable___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__11;
 lean_object* l_Lean_Meta_isDefEqStringLit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_setIsExprDefEqAuxRef(lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_checkAssignment___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__3(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_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_CheckAssignment_check___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_isExprDefEq___closed__2;
+lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqWHNF___at_Lean_Meta_isExprDefEqAuxImpl___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__2;
+uint8_t l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__4___lambda__1(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*, lean_object*);
 lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__2___closed__1;
-lean_object* l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_registerCheckAssignmentId___closed__2;
+uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Std_HashMap_inhabited___closed__1;
 extern lean_object* l_Lean_Expr_updateMData_x21___closed__2;
 lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__2___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_checkAssignmentAux___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_ExprDefEq_25__isDefEqLeftRight___closed__1;
 lean_object* l_Lean_Meta_isClassQuick_x3f___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_9__findCached_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_get_expr_assignment(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignment_check___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getEnv___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_2__isDefEqArgsFirstPass___main___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_CheckAssignment_liftMetaM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___rarg(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkMVar(lean_object*);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__5___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*);
 extern lean_object* l_Array_empty___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_21__isDeltaCandidate_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Format_flatten___main___closed__1;
 lean_object* l_Lean_Meta_commitWhenSome_x3f___at_Lean_Meta_isExprDefEqAuxImpl___spec__2___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqBindingDomain___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___spec__1(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_28__unfold(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_27__unfold(lean_object*);
 lean_object* l_Lean_Core_addContext(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__6;
-lean_object* l___private_Lean_Meta_ExprDefEq_36__isAssigned(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isProofQuick___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_io_mk_ref(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_checkAssignmentAux(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_registerOutOfScopeId(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_35__isAssigned(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_1__isDefEqEta(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__2;
 lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__4___boxed(lean_object**);
 lean_object* lean_io_ref_get(lean_object*, lean_object*);
@@ -94,56 +95,56 @@ extern lean_object* l_Lean_Substring_HasQuote___closed__2;
 lean_object* l___private_Lean_Meta_ExprDefEq_3__isDefEqArgsAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___at_Lean_Meta_CheckAssignment_check___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_Lean_MonadCache;
-lean_object* l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalContext_containsFVar(lean_object*, lean_object*);
 lean_object* l_ReaderT_Monad___rarg(lean_object*);
-lean_object* l_Lean_Meta_CheckAssignment_liftMetaM___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldReducibeDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isAppOf(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_LevelDefEq_12__processPostponed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_reduceNat_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, 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___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__2;
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__3;
 lean_object* l_Lean_LocalContext_findFVar_x3f(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isClass_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__12;
+lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isTypeCorrect(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_registerCheckAssignmentId(lean_object*);
 lean_object* l_Lean_Expr_getAppFn___main(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__2;
 lean_object* l_Lean_Meta_getConst_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignment_check___main___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqNative(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*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__4;
-lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAux___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__2;
+lean_object* l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_contains___at_Lean_Meta_CheckAssignment_check___main___spec__2(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__6;
 lean_object* lean_io_ref_take(lean_object*, lean_object*);
 uint8_t l_Lean_isReducible(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_Lean_MonadCache___closed__1;
 uint8_t l_Lean_LocalContext_contains(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_isLevelDefEqAux___main___closed__3;
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__1;
 lean_object* l_Lean_Meta_CheckAssignment_outOfScopeExceptionId;
 lean_object* l_Lean_Meta_isExprDefEqAuxImpl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Environment_isProjectionFn(lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_18__simpAssignmentArg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__4___boxed(lean_object**);
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_7__isDefEqBinding(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_isLevelDefEqAux___main___closed__8;
 lean_object* l_Lean_Meta_CheckAssignment_throwOutOfScopeFVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateLambdaE_x21___closed__1;
 lean_object* l_Lean_Meta_commitWhenSome_x3f___at_Lean_Meta_isExprDefEqAuxImpl___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_toCtorIfLit(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_36__isAssigned___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_5__isDefEqArgs___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l___private_Lean_Meta_Basic_3__forallTelescopeReducingAuxAux___main___rarg___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__6;
 lean_object* l_Lean_Meta_CheckAssignment_checkAssignmentExceptionId;
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_6__isDefEqBindingAux(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_getAppNumArgsAux___main(lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_expr_assigned(lean_object*, lean_object*);
@@ -153,13 +154,16 @@ lean_object* l_Lean_Meta_CheckAssignment_assignToConstFun(lean_object*, lean_obj
 lean_object* l_Lean_Meta_CheckAssignment_check(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_checkAssignment___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_restoreSynthInstanceCache(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_17__simpAssignmentArg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_3__isDefEqArgsAux___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_ExprDefEq_45__isDefEqOnFailure(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashMapImp_find_x3f___at_Lean_Closure_visitExpr___spec__1(lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_isLevelDefEqAux___main___closed__7;
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__4___lambda__1(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*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___closed__2;
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___at_Lean_Meta_CheckAssignment_check___main___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_17__simpAssignmentArgAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_16__simpAssignmentArgAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__2;
 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*);
@@ -170,302 +174,295 @@ lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssign
 uint8_t l_List_elem___main___at_Lean_catchInternalIds___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__3(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___private_Lean_Meta_ExprDefEq_12__readMeta___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_4__trySynthPending(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__3___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* l_Lean_Expr_constLevels_x21(lean_object*);
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__3___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* l___private_Lean_Meta_ExprDefEq_39__isAssignable(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux(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_isTypeCorrect___closed__1;
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux(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_CheckAssignment_checkMVar___closed__9;
+lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__8;
 uint8_t l_Lean_Literal_beq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAuxImpl___closed__1;
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_CheckAssignment_check___main___spec__4___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_ExprDefEq_42__isDefEqQuick___main___closed__4;
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__4;
 lean_object* l_Lean_Meta_isLevelDefEqAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEqAuxImpl___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashMapImp_insert___at_Lean_Closure_visitExpr___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignmentQuick_check___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasExprMVar(lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__4(lean_object*, lean_object*, 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*, lean_object*);
 extern lean_object* l_Array_iterateMAux___main___at_Lean_ppGoal___spec__6___closed__4;
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_3__isDefEqArgsAux(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_formatEntry___closed__2;
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_44__unstuckMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_contains___at_Lean_Meta_CheckAssignment_check___main___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwIsDefEqStuck___rarg(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_45__unstuckMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__6;
 lean_object* l_ReaderT_bind___at_Lean_Meta_isClassExpensive_x3f___main___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_run___closed__2;
-lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___spec__1___boxed(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_41__isLetFVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_38__isAssignable(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_throwOutOfScopeFVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_ConstantInfo_name(lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__2;
 extern lean_object* l_Lean_MessageData_coeOfArrayExpr___closed__2;
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__7;
 lean_object* l_Lean_Meta_isDefEqOffset(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_45__unstuckMVar___at___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__4;
 extern lean_object* l___private_Lean_Meta_Basic_3__forallTelescopeReducingAuxAux___main___rarg___closed__2;
 lean_object* l_Lean_Meta_CheckAssignment_run___closed__1;
-lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, uint64_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__8;
 lean_object* l_Lean_liftMonadTracerAdapter___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__2;
+lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___spec__1(lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__3;
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo___closed__1;
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_16__simpAssignmentArgAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_mkAuxMVar___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_isEtaUnassignedMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqStringLit___closed__1;
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__4___boxed(lean_object**);
-lean_object* l___private_Lean_Meta_ExprDefEq_48__regTraceClasses(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_26__tryHeuristic(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_47__regTraceClasses(lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2___closed__3;
+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet___main___boxed(lean_object*);
 uint8_t l_Lean_Meta_TransparencyMode_beq(uint8_t, uint8_t);
-lean_object* l___private_Lean_Meta_ExprDefEq_14__visit(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_13__visit(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__5;
 lean_object* l___private_Lean_Meta_ExprDefEq_2__isDefEqArgsFirstPass___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_commitWhen___at_Lean_Meta_isExprDefEqAuxImpl___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_6__isDefEqBindingAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_11__visit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_Basic_3__forallTelescopeReducingAuxAux___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__2___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*);
-lean_object* l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__2;
-lean_object* l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isEtaUnassignedMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkLambda(lean_object*, uint8_t, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whenUndefDo(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__4;
 lean_object* l___private_Lean_Meta_ExprDefEq_6__isDefEqBindingAux___main___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_CheckAssignment_assignToConstFun___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_18__processConstApprox(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_27__unfold___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_checkAssignment(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_throwCheckAssignmentFailure___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqBindingDomain___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_let(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isForall(lean_object*);
 lean_object* l___private_Lean_Util_Trace_3__getResetTraces___at_Lean_Meta_check___spec__1___rarg(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_28__unfold___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_16__simpAssignmentArgAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkFVar(lean_object*);
 uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
 lean_object* l_Lean_ConstantInfo_hints(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__3;
 lean_object* l_Lean_Meta_CheckAssignment_throwOutOfScopeFVar___rarg___closed__1;
-lean_object* l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq___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_ExprDefEq_19__processConstApprox(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Core_tracer;
 lean_object* l_Lean_Meta_CheckAssignment_throwOutOfScopeFVar___rarg(lean_object*);
 uint8_t l_Lean_Expr_isLambda(lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_9__findCached_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_mkFreshId___rarg(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_38__isSynthetic(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__3;
+lean_object* l___private_Lean_Meta_ExprDefEq_37__isSynthetic(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_proj(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__1;
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_1__isDefEqEta___spec__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_registerInternalExceptionId(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_contains___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___spec__1___boxed(lean_object*);
 extern lean_object* l_Lean_Meta_commitWhen___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_10__cache(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo___closed__4;
 lean_object* l_Lean_Meta_withNewLocalInstances___main___at_Lean_Meta_CheckAssignment_assignToConstFun___spec__5___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*);
 extern lean_object* l_Lean_Expr_updateProj_x21___closed__2;
+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet(lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_registerCheckAssignmentId___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_35__isAssigned___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqBindingDomain___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isListLevelDefEqAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignmentQuick_check___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_mkFreshExprMVarAt(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_47__consumeLet___main___boxed(lean_object*);
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_type(lean_object*);
 lean_object* l_Lean_LocalDecl_value_x3f(lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__1;
 lean_object* lean_local_ctx_mk_local_decl(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__3___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* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAux___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__3;
-lean_object* l___private_Lean_Meta_ExprDefEq_17__simpAssignmentArgAux___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__4(lean_object*, lean_object*, 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*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_18__simpAssignmentArg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__1(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_assignExprMVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignmentQuick_check___main___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_16__simpAssignmentArgAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentArray_push___rarg(lean_object*, lean_object*);
 lean_object* l_StateRefT_HasMonadLift(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_getMCtx(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarKind_isSyntheticOpaque(uint8_t);
+lean_object* l___private_Lean_Meta_ExprDefEq_17__simpAssignmentArg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_whnfCore___main___at_Lean_Meta_whnfCore___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_ParamInfo_inhabited;
 lean_object* l___private_Lean_Meta_ExprDefEq_5__isDefEqArgs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_throwCheckAssignmentFailure___rarg(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_34__unfoldNonProjFnDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getLocalDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDefEqBindingDomain___main___at___private_Lean_Meta_ExprDefEq_6__isDefEqBindingAux___main___spec__1(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___private_Lean_Meta_ExprDefEq_33__unfoldNonProjFnDefEq___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_ExprDefEq_44__unstuckMVar___at___private_Lean_Meta_ExprDefEq_45__isDefEqOnFailure___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
 extern lean_object* l_Std_PersistentArray_empty___closed__3;
+lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldReducibeDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkMVar___closed__7;
-lean_object* l___private_Lean_Meta_ExprDefEq_47__consumeLet(lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___closed__3;
 uint8_t l_Lean_Expr_isMVar(lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_getStuckMVar_x3f___main___at_Lean_Meta_getStuckMVar_x3f___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_45__unstuckMVar___at___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_37__isSynthetic___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
-lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_19__processConstApprox___spec__4___lambda__1(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*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__4;
+lean_object* l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_saveAndResetSynthInstanceCache___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_27__tryHeuristic(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_12__readMeta(lean_object*, lean_object*);
 extern uint8_t l_Bool_Inhabited;
 lean_object* lean_panic_fn(lean_object*, lean_object*);
-uint8_t l___private_Lean_Meta_ExprDefEq_40__etaEq(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2___closed__1;
+lean_object* l___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignmentQuick_check(uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l___private_Lean_Meta_ExprDefEq_39__etaEq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_checkFVar___closed__6;
-lean_object* l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Bool_toLBool(uint8_t);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2___closed__2;
 lean_object* l_Lean_Meta_CheckAssignment_run(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_ExprDefEq_25__isDefEqRight(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_13__addAssignmentInfo(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_synthPending(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignment_check___main___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_isExprDefEqAuxRef;
 lean_object* l_Lean_Meta_CheckAssignment_throwCheckAssignmentFailure(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_40__isLetFVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignmentQuick_check___main(uint8_t, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_2__isDefEqArgsFirstPass___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_17__simpAssignmentArgAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_CheckAssignment_liftMetaM(lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_21__isDeltaCandidate_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_check___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__9;
-lean_object* l___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main___closed__1;
-lean_object* l___private_Lean_Meta_ExprDefEq_41__isLetFVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_12__addAssignmentInfo(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_28__unfoldBothDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getFunInfoNArgs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_find_decl(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_CheckAssignment_check___main___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isFVar(lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_41__isDefEqProofIrrel(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Expr_2__mkAppRangeAux___main(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_29__unfoldBothDefEq(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_Basic_3__forallTelescopeReducingAuxAux___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__2(lean_object*, lean_object*, 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* l_Lean_Meta_CheckAssignment_checkMVar___closed__10;
 lean_object* l_Lean_Meta_isDefEqBindingDomain___main___at___private_Lean_Meta_ExprDefEq_6__isDefEqBindingAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqProofIrrel(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateLet_x21___closed__1;
 lean_object* lean_expr_update_lambda(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_throwCheckAssignmentFailure___rarg___closed__1;
 lean_object* l_Lean_simpleMonadTracerAdapter___rarg(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_44__unstuckMVar___at___private_Lean_Meta_ExprDefEq_45__isDefEqOnFailure___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_inferType(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_commitWhenSome_x3f___at_Lean_Meta_isExprDefEqAuxImpl___spec__2___lambda__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwUnknownMVar___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_io_ref_set(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_instantiate_rev(lean_object*, lean_object*);
 uint8_t l_Lean_Meta_TransparencyMode_lt(uint8_t, uint8_t);
 extern lean_object* l_Lean_prodToExpr___rarg___lambda__1___closed__3;
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isDelayedAssigned(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasLooseBVars(lean_object*);
 lean_object* l___private_Lean_Expr_9__etaExpandedAux___main(lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___closed__1;
 lean_object* l_Lean_Meta_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarDecl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_Inhabited;
 uint8_t l_Lean_Expr_isStringLit(lean_object*);
+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2(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_instantiateMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isClassExpensive_x3f___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_mk_array(lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withNewLocalInstances___main___at___private_Lean_Meta_ExprDefEq_18__processConstApprox___spec__3(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___private_Lean_Meta_ExprDefEq_10__cache___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_ExprDefEq_24__isDefEqRight___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__10;
 lean_object* l_Lean_Meta_CheckAssignment_mkAuxMVar(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_CheckAssignment_Lean_MonadCache___closed__3;
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__5;
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__2;
 lean_object* l_Lean_Meta_reduceNative_x3f(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_check___main___closed__2;
 extern lean_object* l___private_Lean_Meta_Basic_4__forallTelescopeReducingAux___at___private_Lean_Meta_FunInfo_6__getFunInfoAux___spec__2___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__3;
 lean_object* l_Lean_Meta_whnfD(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_CheckAssignment_getMCtx___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__5;
 lean_object* l_Lean_Meta_setIsExprDefEqAuxRef___closed__1;
 lean_object* l___private_Lean_Meta_ExprDefEq_8__checkTypesAndAssign___closed__5;
+lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__3;
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__3(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_isDefEqNat(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
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 lean_dec(x_6);
 lean_dec(x_5);
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 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -8154,12 +8034,64 @@ lean_closure_set(x_2, 2, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__10() {
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
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+x_3 = l_Lean_simpleMonadTracerAdapter___rarg(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__6() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
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+x_2 = l_Lean_Meta_CheckAssignment_checkFVar___closed__3;
+x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__7() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l___private_Lean_Meta_Basic_3__forallTelescopeReducingAuxAux___main___rarg___closed__2;
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+lean_closure_set(x_2, 0, lean_box(0));
+lean_closure_set(x_2, 1, lean_box(0));
+lean_closure_set(x_2, 2, x_1);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__8() {
+_start:
+{
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+x_2 = l_Lean_Meta_CheckAssignment_checkFVar___closed__7;
+x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__9() {
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+x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
+return x_3;
+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__10() {
+_start:
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 x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
 return x_3;
 }
@@ -8277,7 +8209,7 @@ x_34 = lean_ctor_get(x_29, 1);
 lean_inc(x_34);
 lean_dec(x_29);
 lean_inc(x_3);
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 x_36 = lean_ctor_get(x_35, 0);
 lean_inc(x_36);
 x_37 = lean_ctor_get(x_35, 1);
@@ -8452,7 +8384,7 @@ x_73 = lean_ctor_get(x_68, 1);
 lean_inc(x_73);
 lean_dec(x_68);
 lean_inc(x_3);
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 x_75 = lean_ctor_get(x_74, 0);
 lean_inc(x_75);
 x_76 = lean_ctor_get(x_74, 1);
@@ -8821,36 +8753,40 @@ return x_11;
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 _start:
 {
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-x_1 = lean_mk_string("readOnlyMVarWithBiggerLCtx");
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+x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
+return x_3;
 }
 }
 lean_object* _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__2() {
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 return x_3;
 }
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 lean_object* _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__3() {
 _start:
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-x_1 = lean_mk_string("occursCheck");
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+x_3 = l_Lean_liftMonadTracerAdapter___rarg(x_1, x_2);
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 }
 }
 lean_object* _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__4() {
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 _start:
 {
 lean_object* x_1; 
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+return x_3;
 }
 }
 lean_object* _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__7() {
 _start:
 {
+lean_object* x_1; 
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+}
+}
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+}
+}
+lean_object* _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__9() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("occurs check failed");
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+}
+}
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+lean_ctor_set(x_2, 0, x_1);
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+}
+}
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 lean_ctor_set(x_2, 0, x_1);
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 lean_inc(x_8);
 lean_inc(x_7);
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 lean_dec(x_123);
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 lean_inc(x_8);
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 lean_inc(x_8);
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 lean_dec(x_253);
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 lean_dec(x_260);
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 lean_inc(x_8);
 lean_inc(x_7);
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 lean_dec(x_163);
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 lean_inc(x_31);
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 lean_dec(x_48);
 lean_inc(x_2);
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 lean_inc(x_55);
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 lean_inc(x_103);
 lean_dec(x_98);
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 lean_inc(x_106);
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 lean_inc(x_110);
 lean_dec(x_105);
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 lean_inc(x_2);
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 lean_inc(x_113);
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@@ -13252,7 +13224,7 @@ lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; uint
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 lean_inc(x_23);
 lean_dec(x_18);
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 lean_inc(x_26);
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 lean_inc(x_30);
 lean_dec(x_25);
 lean_inc(x_2);
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 lean_inc(x_32);
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 lean_inc(x_205);
 lean_dec(x_200);
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 lean_inc(x_208);
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 lean_inc(x_212);
 lean_dec(x_207);
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 lean_inc(x_2);
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 lean_inc(x_215);
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@@ -13746,7 +13718,7 @@ lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132;
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 lean_inc(x_129);
 lean_dec(x_124);
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 lean_inc(x_132);
@@ -13775,7 +13747,7 @@ x_136 = lean_ctor_get(x_131, 1);
 lean_inc(x_136);
 lean_dec(x_131);
 lean_inc(x_2);
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 x_138 = lean_ctor_get(x_137, 0);
 lean_inc(x_138);
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@@ -28224,7 +28196,7 @@ x_12 = l_Lean_Meta_CheckAssignment_run(x_1, x_2, x_3, x_11, x_5, x_6, x_7, x_8,
 return x_12;
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_13__visit(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 uint8_t x_3; 
@@ -29825,7 +29797,7 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
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 _start:
 {
 lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; lean_object* x_6; 
@@ -29839,7 +29811,7 @@ lean_dec(x_4);
 return x_6;
 }
 }
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 _start:
 {
 if (lean_obj_tag(x_3) == 5)
@@ -29850,7 +29822,7 @@ lean_inc(x_9);
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 lean_inc(x_10);
 lean_dec(x_3);
-x_11 = l_Array_back___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___spec__1(x_2);
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 lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
@@ -29956,29 +29928,29 @@ return x_32;
 }
 }
 }
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 lean_object* x_2; 
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 lean_dec(x_1);
 return x_2;
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 lean_object* x_9; 
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 lean_dec(x_2);
 return x_9;
 }
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 _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; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-x_9 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___boxed), 8, 3);
+x_9 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___boxed), 8, 3);
 lean_closure_set(x_9, 0, x_1);
 lean_closure_set(x_9, 1, x_2);
 lean_closure_set(x_9, 2, x_3);
@@ -30391,11 +30363,11 @@ return x_74;
 }
 }
 }
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 _start:
 {
 lean_object* x_9; 
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 if (lean_obj_tag(x_9) == 0)
 {
 lean_object* x_10; 
@@ -30483,7 +30455,7 @@ return x_30;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main___closed__1() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -30491,17 +30463,17 @@ x_1 = lean_mk_string("foApprox");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main___closed__2() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___closed__2() {
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 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
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+x_2 = l___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApprox___main___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
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@@ -30551,7 +30523,7 @@ lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean
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 lean_inc(x_63);
 lean_dec(x_58);
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 lean_inc(x_66);
@@ -30577,7 +30549,7 @@ lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean
 lean_inc(x_1);
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 lean_ctor_set(x_43, 0, x_1);
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 lean_ctor_set(x_45, 0, x_43);
 lean_ctor_set(x_45, 1, x_44);
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 lean_inc(x_56);
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 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
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 if (lean_obj_tag(x_10) == 0)
 {
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@@ -30778,15 +30750,15 @@ return x_34;
 }
 }
 }
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 _start:
 {
 switch (lean_obj_tag(x_1)) {
@@ -30905,37 +30877,37 @@ return x_27;
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 }
 }
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 lean_dec(x_4);
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 }
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 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
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 }
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 _start:
 {
 lean_object* x_7; uint8_t x_8; 
@@ -30945,7 +30917,7 @@ lean_dec(x_7);
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 }
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 lean_inc(x_12);
 lean_dec(x_10);
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 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
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 _start:
 {
 lean_object* x_13; uint8_t x_14; 
@@ -31126,7 +31098,7 @@ lean_ctor_set(x_50, 2, x_49);
 lean_inc(x_11);
 lean_inc(x_10);
 lean_inc(x_9);
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 {
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@@ -31262,7 +31234,7 @@ lean_ctor_set(x_85, 2, x_84);
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 lean_inc(x_10);
 lean_inc(x_9);
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 {
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@@ -31435,7 +31407,7 @@ return x_112;
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 _start:
 {
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@@ -31514,12 +31486,12 @@ return x_27;
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 _start:
 {
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@@ -31534,7 +31506,7 @@ lean_inc(x_3);
 lean_inc(x_7);
 lean_inc(x_2);
 lean_inc(x_10);
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 lean_closure_set(x_21, 0, x_10);
 lean_closure_set(x_21, 1, x_2);
 lean_closure_set(x_21, 2, x_7);
@@ -31641,7 +31613,7 @@ lean_ctor_set(x_48, 2, x_47);
 lean_inc(x_16);
 lean_inc(x_15);
 lean_inc(x_14);
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 {
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@@ -31777,7 +31749,7 @@ lean_ctor_set(x_83, 2, x_82);
 lean_inc(x_16);
 lean_inc(x_15);
 lean_inc(x_14);
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 if (lean_obj_tag(x_84) == 0)
 {
 lean_object* x_85; lean_object* x_86; lean_object* x_87; uint8_t x_88; 
@@ -31962,7 +31934,7 @@ return x_110;
 }
 }
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 _start:
 {
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@@ -32115,7 +32087,7 @@ lean_ctor_set(x_50, 2, x_49);
 lean_inc(x_11);
 lean_inc(x_10);
 lean_inc(x_9);
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 {
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@@ -32251,7 +32223,7 @@ lean_ctor_set(x_85, 2, x_84);
 lean_inc(x_11);
 lean_inc(x_10);
 lean_inc(x_9);
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 if (lean_obj_tag(x_86) == 0)
 {
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@@ -32424,7 +32396,7 @@ return x_112;
 }
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@@ -32493,7 +32465,7 @@ x_49 = lean_ctor_get(x_10, 1);
 lean_dec(x_49);
 lean_ctor_set(x_10, 1, x_6);
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 lean_dec(x_46);
 lean_dec(x_7);
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@@ -32512,7 +32484,7 @@ lean_ctor_set(x_53, 0, x_51);
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 lean_inc(x_7);
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 lean_dec(x_46);
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 lean_dec(x_16);
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@@ -32620,7 +32592,7 @@ else
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@@ -32630,7 +32602,7 @@ return x_25;
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@@ -32820,7 +32792,7 @@ lean_inc(x_51);
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@@ -32857,7 +32829,7 @@ return x_59;
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@@ -33013,7 +32985,7 @@ lean_dec(x_40);
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@@ -33082,28 +33054,28 @@ return x_52;
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 lean_dec(x_6);
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 _start:
 {
 lean_object* x_13; 
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 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_2);
 return x_13;
 }
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 {
 uint8_t x_15; lean_object* x_16; 
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 lean_dec(x_4);
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+uint8_t l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; 
@@ -33193,7 +33165,7 @@ return x_10;
 }
 }
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 _start:
 {
 uint8_t x_8; 
@@ -33229,7 +33201,7 @@ return x_11;
 }
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 _start:
 {
 uint8_t x_9; 
@@ -33266,7 +33238,7 @@ return x_12;
 }
 }
 }
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+lean_object* _init_l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
@@ -33276,7 +33248,7 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
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+lean_object* _init_l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__2() {
 _start:
 {
 lean_object* x_1; 
@@ -33284,17 +33256,17 @@ x_1 = lean_mk_string("beforeMkLambda");
 return x_1;
 }
 }
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+lean_object* _init_l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___closed__3() {
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 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___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* x_10) {
 _start:
 {
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@@ -33345,7 +33317,7 @@ lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
-x_23 = l___private_Lean_Meta_ExprDefEq_16__processAssignmentFOApprox___main(x_1, x_4, x_5, x_6, x_7, x_8, x_9, x_22);
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 if (lean_obj_tag(x_23) == 0)
 {
 lean_object* x_24; uint8_t x_25; 
@@ -33359,7 +33331,7 @@ lean_dec(x_24);
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 lean_inc(x_26);
 lean_dec(x_23);
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 return x_27;
 }
 else
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 lean_inc(x_126);
 lean_dec(x_121);
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 lean_inc(x_129);
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 lean_inc(x_41);
 lean_dec(x_39);
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 {
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@@ -33533,7 +33505,7 @@ lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean
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 lean_inc(x_91);
 lean_dec(x_86);
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 lean_inc(x_94);
@@ -33558,7 +33530,7 @@ lean_inc(x_7);
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 lean_inc(x_5);
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 {
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 lean_inc(x_71);
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 lean_ctor_set(x_108, 1, x_107);
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 lean_ctor_set(x_116, 0, x_114);
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 lean_inc(x_119);
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 lean_inc(x_5);
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@@ -33889,7 +33861,7 @@ lean_dec(x_137);
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 return x_140;
 }
 else
@@ -33960,7 +33932,7 @@ lean_object* x_149; lean_object* x_150;
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 lean_inc(x_6);
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@@ -33983,7 +33955,7 @@ if (x_156 == 0)
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@@ -34022,7 +33994,7 @@ lean_inc(x_7);
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 lean_inc(x_5);
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@@ -34036,7 +34008,7 @@ lean_dec(x_166);
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 lean_inc(x_168);
 lean_dec(x_165);
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 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
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@@ -34141,7 +34113,7 @@ lean_dec(x_182);
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 lean_inc(x_184);
 lean_dec(x_181);
-x_185 = l___private_Lean_Meta_ExprDefEq_19__processConstApprox(x_1, x_155, x_5, x_6, x_7, x_8, x_9, x_184);
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 }
 else
@@ -34210,7 +34182,7 @@ else
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 lean_dec(x_4);
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@@ -34249,7 +34221,7 @@ lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
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 if (lean_obj_tag(x_202) == 0)
 {
 lean_object* x_203; uint8_t x_204; 
@@ -34263,7 +34235,7 @@ lean_dec(x_203);
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 lean_inc(x_205);
 lean_dec(x_202);
-x_206 = l___private_Lean_Meta_ExprDefEq_19__processConstApprox(x_1, x_155, x_5, x_6, x_7, x_8, x_9, x_205);
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 return x_206;
 }
 else
@@ -34354,7 +34326,7 @@ lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
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 {
 lean_object* x_219; uint8_t x_220; 
@@ -34368,7 +34340,7 @@ lean_dec(x_219);
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 lean_inc(x_221);
 lean_dec(x_218);
-x_222 = l___private_Lean_Meta_ExprDefEq_19__processConstApprox(x_1, x_155, x_5, x_6, x_7, x_8, x_9, x_221);
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 }
 else
@@ -34449,7 +34421,7 @@ lean_inc(x_6);
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 lean_inc(x_153);
 lean_inc(x_1);
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 if (lean_obj_tag(x_231) == 0)
 {
 lean_object* x_232; uint8_t x_233; 
@@ -34465,7 +34437,7 @@ lean_inc(x_234);
 lean_dec(x_231);
 x_235 = lean_array_get_size(x_153);
 lean_dec(x_153);
-x_236 = l___private_Lean_Meta_ExprDefEq_19__processConstApprox(x_1, x_235, x_5, x_6, x_7, x_8, x_9, x_234);
+x_236 = l___private_Lean_Meta_ExprDefEq_18__processConstApprox(x_1, x_235, x_5, x_6, x_7, x_8, x_9, x_234);
 return x_236;
 }
 else
@@ -34565,11 +34537,11 @@ return x_248;
 }
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__1(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__1(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -34577,11 +34549,11 @@ x_7 = lean_box(x_6);
 return x_7;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 uint8_t x_8; lean_object* x_9; 
-x_8 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
@@ -34591,11 +34563,11 @@ x_9 = lean_box(x_8);
 return x_9;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__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* x_8) {
+lean_object* l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__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* x_8) {
 _start:
 {
 uint8_t x_9; lean_object* x_10; 
-x_9 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Array_anyRangeMAux___main___at___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_4);
@@ -34605,15 +34577,15 @@ x_10 = lean_box(x_9);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux(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) {
+lean_object* l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux(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:
 {
 lean_object* x_11; 
-x_11 = l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_11 = l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 return x_11;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_21__processAssignment(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___private_Lean_Meta_ExprDefEq_20__processAssignment(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 uint8_t x_8; lean_object* x_9; lean_object* x_366; lean_object* x_367; uint8_t x_368; 
@@ -34881,7 +34853,7 @@ x_68 = lean_nat_sub(x_64, x_67);
 lean_dec(x_64);
 x_69 = l___private_Lean_Expr_3__getAppArgsAux___main(x_1, x_66, x_68);
 lean_inc(x_6);
-x_70 = l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(x_58, x_61, x_63, x_69, x_2, x_3, x_4, x_5, x_6, x_62);
+x_70 = l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main(x_58, x_61, x_63, x_69, x_2, x_3, x_4, x_5, x_6, x_62);
 if (lean_obj_tag(x_70) == 0)
 {
 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; uint8_t x_79; 
@@ -35230,7 +35202,7 @@ x_165 = lean_nat_sub(x_161, x_164);
 lean_dec(x_161);
 x_166 = l___private_Lean_Expr_3__getAppArgsAux___main(x_1, x_163, x_165);
 lean_inc(x_6);
-x_167 = l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(x_155, x_158, x_160, x_166, x_2, x_3, x_4, x_5, x_6, x_159);
+x_167 = l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main(x_155, x_158, x_160, x_166, x_2, x_3, x_4, x_5, x_6, x_159);
 if (lean_obj_tag(x_167) == 0)
 {
 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; 
@@ -35540,7 +35512,7 @@ x_253 = lean_nat_sub(x_249, x_252);
 lean_dec(x_249);
 x_254 = l___private_Lean_Expr_3__getAppArgsAux___main(x_1, x_251, x_253);
 lean_inc(x_6);
-x_255 = l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(x_243, x_246, x_248, x_254, x_2, x_3, x_4, x_5, x_6, x_247);
+x_255 = l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main(x_243, x_246, x_248, x_254, x_2, x_3, x_4, x_5, x_6, x_247);
 if (lean_obj_tag(x_255) == 0)
 {
 lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; lean_object* x_267; lean_object* x_268; lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; lean_object* x_274; 
@@ -35756,7 +35728,7 @@ lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_317 = l___private_Lean_Meta_ExprDefEq_20__processAssignmentAux___main(x_305, x_308, x_310, x_316, x_2, x_3, x_4, x_5, x_6, x_309);
+x_317 = l___private_Lean_Meta_ExprDefEq_19__processAssignmentAux___main(x_305, x_308, x_310, x_316, x_2, x_3, x_4, x_5, x_6, x_309);
 if (lean_obj_tag(x_317) == 0)
 {
 lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; uint8_t x_322; 
@@ -35905,7 +35877,7 @@ goto block_342;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f(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_ExprDefEq_21__isDeltaCandidate_x3f(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; 
@@ -35931,11 +35903,11 @@ return x_11;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f___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_ExprDefEq_21__isDeltaCandidate_x3f___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_ExprDefEq_22__isDeltaCandidate_x3f(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_ExprDefEq_21__isDeltaCandidate_x3f(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
@@ -35944,7 +35916,7 @@ lean_dec(x_1);
 return x_7;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq(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___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq(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; 
@@ -36006,11 +35978,11 @@ return x_23;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq___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___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; 
-x_8 = l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
@@ -36018,7 +35990,7 @@ lean_dec(x_3);
 return x_8;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__1() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -36026,17 +35998,17 @@ x_1 = lean_mk_string("delta");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__2() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = l_Lean_Meta_isExprDefEq___closed__2;
-x_2 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__1;
+x_2 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__3() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__3() {
 _start:
 {
 lean_object* x_1; 
@@ -36044,17 +36016,17 @@ x_1 = lean_mk_string("unfoldLeft");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__4() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__2;
-x_2 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__3;
+x_1 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__2;
+x_2 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__3;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(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___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 uint8_t x_9; lean_object* x_10; lean_object* x_48; lean_object* x_49; uint8_t x_50; 
@@ -36080,7 +36052,7 @@ lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean
 x_53 = lean_ctor_get(x_48, 1);
 lean_inc(x_53);
 lean_dec(x_48);
-x_54 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__4;
+x_54 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__4;
 x_55 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_54, x_6, x_7, x_53);
 x_56 = lean_ctor_get(x_55, 0);
 lean_inc(x_56);
@@ -36161,7 +36133,7 @@ else
 lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
 x_27 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_27, 0, x_1);
-x_28 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__4;
+x_28 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__4;
 x_29 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(x_28, x_27, x_4, x_5, x_6, x_7, x_10);
 x_30 = lean_ctor_get(x_29, 1);
 lean_inc(x_30);
@@ -36226,7 +36198,7 @@ return x_46;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_25__isDefEqRight___closed__1() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqRight___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -36234,17 +36206,17 @@ x_1 = lean_mk_string("unfoldRight");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_25__isDefEqRight___closed__2() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_24__isDefEqRight___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__2;
-x_2 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight___closed__1;
+x_1 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__2;
+x_2 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(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___private_Lean_Meta_ExprDefEq_24__isDefEqRight(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 uint8_t x_9; lean_object* x_10; lean_object* x_48; lean_object* x_49; uint8_t x_50; 
@@ -36270,7 +36242,7 @@ lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean
 x_53 = lean_ctor_get(x_48, 1);
 lean_inc(x_53);
 lean_dec(x_48);
-x_54 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight___closed__2;
+x_54 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight___closed__2;
 x_55 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_54, x_6, x_7, x_53);
 x_56 = lean_ctor_get(x_55, 0);
 lean_inc(x_56);
@@ -36351,7 +36323,7 @@ else
 lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
 x_27 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_27, 0, x_1);
-x_28 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight___closed__2;
+x_28 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight___closed__2;
 x_29 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(x_28, x_27, x_4, x_5, x_6, x_7, x_10);
 x_30 = lean_ctor_get(x_29, 1);
 lean_inc(x_30);
@@ -36416,7 +36388,7 @@ return x_46;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__1() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -36424,17 +36396,17 @@ x_1 = lean_mk_string("unfoldLeftRight");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__2() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft___closed__2;
-x_2 = l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__1;
+x_1 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft___closed__2;
+x_2 = l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight(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___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 uint8_t x_9; lean_object* x_10; lean_object* x_48; lean_object* x_49; uint8_t x_50; 
@@ -36460,7 +36432,7 @@ lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean
 x_53 = lean_ctor_get(x_48, 1);
 lean_inc(x_53);
 lean_dec(x_48);
-x_54 = l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__2;
+x_54 = l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__2;
 x_55 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_54, x_6, x_7, x_53);
 x_56 = lean_ctor_get(x_55, 0);
 lean_inc(x_56);
@@ -36541,7 +36513,7 @@ else
 lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
 x_27 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_27, 0, x_1);
-x_28 = l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight___closed__2;
+x_28 = l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight___closed__2;
 x_29 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(x_28, x_27, x_4, x_5, x_6, x_7, x_10);
 x_30 = lean_ctor_get(x_29, 1);
 lean_inc(x_30);
@@ -36606,7 +36578,7 @@ return x_46;
 }
 }
 }
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+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__1(lean_object* x_1, lean_object* x_2, uint8_t x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 if (x_3 == 0)
@@ -36628,7 +36600,7 @@ return x_13;
 }
 }
 }
-lean_object* _init_l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__1() {
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 _start:
 {
 lean_object* x_1; 
@@ -36636,27 +36608,27 @@ x_1 = lean_mk_string("heuristic failed ");
 return x_1;
 }
 }
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 {
 lean_object* x_1; lean_object* x_2; 
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 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_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__3() {
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 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__2;
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 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
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+lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_26__tryHeuristic___spec__2___lambda__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, uint8_t x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 uint8_t x_10; lean_object* x_11; 
@@ -36730,7 +36702,7 @@ else
 lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; 
 x_14 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_14, 0, x_1);
-x_15 = l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_27__tryHeuristic___spec__2___lambda__2___closed__3;
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 x_16 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_16, 0, x_15);
 lean_ctor_set(x_16, 1, x_14);
@@ -36770,7 +36742,7 @@ return x_27;
 }
 }
 }
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 _start:
 {
 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; 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; uint8_t x_38; 
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 lean_closure_set(x_22, 0, x_3);
 lean_closure_set(x_22, 1, x_17);
 lean_closure_set(x_22, 2, x_21);
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 lean_closure_set(x_23, 0, x_3);
 lean_closure_set(x_23, 1, x_4);
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 lean_closure_set(x_24, 0, x_22);
 lean_closure_set(x_24, 1, x_23);
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 lean_closure_set(x_25, 0, x_1);
 lean_closure_set(x_25, 1, x_2);
 lean_closure_set(x_25, 2, x_5);
@@ -37218,11 +37190,11 @@ return x_91;
 }
 }
 }
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 _start:
 {
 lean_object* x_11; 
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 if (lean_obj_tag(x_11) == 0)
 {
 lean_object* x_12; 
@@ -37310,7 +37282,7 @@ return x_32;
 }
 }
 }
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 _start:
 {
 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; 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; uint8_t x_38; 
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 lean_closure_set(x_22, 0, x_3);
 lean_closure_set(x_22, 1, x_17);
 lean_closure_set(x_22, 2, x_21);
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 lean_closure_set(x_23, 0, x_3);
 lean_closure_set(x_23, 1, x_4);
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 lean_closure_set(x_24, 0, x_22);
 lean_closure_set(x_24, 1, x_23);
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 lean_closure_set(x_25, 0, x_1);
 lean_closure_set(x_25, 1, x_2);
 lean_closure_set(x_25, 2, x_5);
@@ -37758,11 +37730,11 @@ return x_91;
 }
 }
 }
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 _start:
 {
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 if (lean_obj_tag(x_11) == 0)
 {
 lean_object* x_12; 
@@ -37850,7 +37822,7 @@ return x_32;
 }
 }
 }
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 _start:
 {
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@@ -37878,7 +37850,7 @@ lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223;
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 lean_inc(x_220);
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 lean_inc(x_223);
@@ -37928,9 +37900,9 @@ x_24 = lean_io_ref_set(x_6, x_17, x_19);
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 lean_inc(x_25);
 lean_dec(x_24);
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@@ -38229,9 +38201,9 @@ x_98 = lean_io_ref_set(x_6, x_17, x_19);
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 lean_inc(x_99);
 lean_dec(x_98);
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@@ -38609,12 +38581,12 @@ lean_inc(x_196);
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 lean_inc(x_197);
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 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
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 {
 lean_object* x_200; lean_object* x_201; lean_object* x_202; uint8_t x_203; 
@@ -38688,13 +38660,13 @@ return x_213;
 }
 }
 }
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 _start:
 {
 uint8_t x_9; lean_object* x_10; 
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 lean_dec(x_3);
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 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
@@ -38704,13 +38676,13 @@ lean_dec(x_1);
 return x_10;
 }
 }
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 _start:
 {
 uint8_t x_10; lean_object* x_11; 
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 lean_dec(x_4);
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 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@@ -38718,7 +38690,7 @@ lean_dec(x_5);
 return x_11;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_28__unfold___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l___private_Lean_Meta_ExprDefEq_27__unfold___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
@@ -38786,15 +38758,15 @@ return x_19;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_28__unfold(lean_object* x_1) {
+lean_object* l___private_Lean_Meta_ExprDefEq_27__unfold(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_28__unfold___rarg), 8, 0);
+x_2 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_27__unfold___rarg), 8, 0);
 return x_2;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_29__unfoldBothDefEq(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___private_Lean_Meta_ExprDefEq_28__unfoldBothDefEq(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:
 {
 switch (lean_obj_tag(x_2)) {
@@ -38810,7 +38782,7 @@ lean_dec(x_2);
 x_10 = lean_ctor_get(x_3, 1);
 lean_inc(x_10);
 lean_dec(x_3);
-x_11 = l___private_Lean_Meta_ExprDefEq_23__isListLevelDefEq(x_9, x_10, x_4, x_5, x_6, x_7, x_8);
+x_11 = l___private_Lean_Meta_ExprDefEq_22__isListLevelDefEq(x_9, x_10, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
@@ -38845,7 +38817,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
-x_15 = l___private_Lean_Meta_ExprDefEq_27__tryHeuristic(x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_15 = l___private_Lean_Meta_ExprDefEq_26__tryHeuristic(x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 if (lean_obj_tag(x_15) == 0)
 {
 lean_object* x_16; uint8_t x_17; 
@@ -38929,7 +38901,7 @@ lean_dec(x_22);
 x_33 = lean_ctor_get(x_23, 0);
 lean_inc(x_33);
 lean_dec(x_23);
-x_34 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_1, x_2, x_33, x_4, x_5, x_6, x_7, x_32);
+x_34 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_1, x_2, x_33, x_4, x_5, x_6, x_7, x_32);
 return x_34;
 }
 }
@@ -38989,7 +38961,7 @@ lean_object* x_43; lean_object* x_44;
 x_43 = lean_ctor_get(x_41, 1);
 lean_inc(x_43);
 lean_dec(x_41);
-x_44 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_1, x_40, x_3, x_4, x_5, x_6, x_7, x_43);
+x_44 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_1, x_40, x_3, x_4, x_5, x_6, x_7, x_43);
 return x_44;
 }
 else
@@ -39002,7 +38974,7 @@ lean_dec(x_41);
 x_46 = lean_ctor_get(x_42, 0);
 lean_inc(x_46);
 lean_dec(x_42);
-x_47 = l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight(x_1, x_40, x_46, x_4, x_5, x_6, x_7, x_45);
+x_47 = l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight(x_1, x_40, x_46, x_4, x_5, x_6, x_7, x_45);
 return x_47;
 }
 }
@@ -39171,7 +39143,7 @@ return x_73;
 }
 }
 }
-uint8_t l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol(lean_object* x_1, lean_object* x_2) {
+uint8_t l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; 
@@ -39205,18 +39177,18 @@ return x_7;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol___boxed(lean_object* x_1, lean_object* x_2) {
+lean_object* l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 uint8_t x_3; lean_object* x_4; 
-x_3 = l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol(x_1, x_2);
+x_3 = l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol(x_1, x_2);
 lean_dec(x_2);
 lean_dec(x_1);
 x_4 = lean_box(x_3);
 return x_4;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(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_ExprDefEq_30__unfoldComparingHeadsDefEq(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; 
@@ -39290,7 +39262,7 @@ x_24 = lean_ctor_get(x_14, 0);
 lean_inc(x_24);
 lean_dec(x_14);
 x_25 = l_Lean_ConstantInfo_name(x_2);
-x_26 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_25, x_3, x_24, x_5, x_6, x_7, x_8, x_23);
+x_26 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_25, x_3, x_24, x_5, x_6, x_7, x_8, x_23);
 return x_26;
 }
 }
@@ -39331,7 +39303,7 @@ lean_dec(x_10);
 x_32 = lean_ctor_get(x_11, 0);
 lean_inc(x_32);
 lean_dec(x_11);
-x_33 = l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol(x_32, x_4);
+x_33 = l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol(x_32, x_4);
 if (x_33 == 0)
 {
 lean_object* x_34; lean_object* x_35; 
@@ -39354,7 +39326,7 @@ lean_dec(x_3);
 x_37 = lean_ctor_get(x_35, 1);
 lean_inc(x_37);
 lean_dec(x_35);
-x_38 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_34, x_32, x_4, x_5, x_6, x_7, x_8, x_37);
+x_38 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_34, x_32, x_4, x_5, x_6, x_7, x_8, x_37);
 return x_38;
 }
 else
@@ -39367,12 +39339,12 @@ lean_dec(x_35);
 x_40 = lean_ctor_get(x_36, 0);
 lean_inc(x_40);
 lean_dec(x_36);
-x_41 = l___private_Lean_Meta_ExprDefEq_30__sameHeadSymbol(x_3, x_40);
+x_41 = l___private_Lean_Meta_ExprDefEq_29__sameHeadSymbol(x_3, x_40);
 if (x_41 == 0)
 {
 lean_object* x_42; 
 lean_dec(x_3);
-x_42 = l___private_Lean_Meta_ExprDefEq_26__isDefEqLeftRight(x_34, x_32, x_40, x_5, x_6, x_7, x_8, x_39);
+x_42 = l___private_Lean_Meta_ExprDefEq_25__isDefEqLeftRight(x_34, x_32, x_40, x_5, x_6, x_7, x_8, x_39);
 return x_42;
 }
 else
@@ -39381,7 +39353,7 @@ lean_object* x_43; lean_object* x_44;
 lean_dec(x_34);
 lean_dec(x_32);
 x_43 = l_Lean_ConstantInfo_name(x_2);
-x_44 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_43, x_3, x_40, x_5, x_6, x_7, x_8, x_39);
+x_44 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_43, x_3, x_40, x_5, x_6, x_7, x_8, x_39);
 return x_44;
 }
 }
@@ -39422,7 +39394,7 @@ else
 lean_object* x_49; lean_object* x_50; 
 lean_dec(x_3);
 x_49 = l_Lean_ConstantInfo_name(x_1);
-x_50 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_49, x_32, x_4, x_5, x_6, x_7, x_8, x_31);
+x_50 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_49, x_32, x_4, x_5, x_6, x_7, x_8, x_31);
 return x_50;
 }
 }
@@ -39457,17 +39429,17 @@ return x_54;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq___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_ExprDefEq_30__unfoldComparingHeadsDefEq___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_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(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_ExprDefEq_31__unfoldDefEq(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:
 {
 uint8_t x_10; 
@@ -39491,7 +39463,7 @@ lean_dec(x_13);
 if (x_15 == 0)
 {
 lean_object* x_16; 
-x_16 = l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_16 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_16;
 }
 else
@@ -39514,7 +39486,7 @@ lean_object* x_19; lean_object* x_20;
 x_19 = lean_ctor_get(x_17, 1);
 lean_inc(x_19);
 lean_dec(x_17);
-x_20 = l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_19);
+x_20 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_19);
 return x_20;
 }
 else
@@ -39528,7 +39500,7 @@ x_22 = lean_ctor_get(x_18, 0);
 lean_inc(x_22);
 lean_dec(x_18);
 x_23 = l_Lean_ConstantInfo_name(x_2);
-x_24 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_23, x_3, x_22, x_5, x_6, x_7, x_8, x_21);
+x_24 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_23, x_3, x_22, x_5, x_6, x_7, x_8, x_21);
 return x_24;
 }
 }
@@ -39584,7 +39556,7 @@ lean_object* x_31; lean_object* x_32;
 x_31 = lean_ctor_get(x_29, 1);
 lean_inc(x_31);
 lean_dec(x_29);
-x_32 = l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_31);
+x_32 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_31);
 return x_32;
 }
 else
@@ -39598,7 +39570,7 @@ x_34 = lean_ctor_get(x_30, 0);
 lean_inc(x_34);
 lean_dec(x_30);
 x_35 = l_Lean_ConstantInfo_name(x_1);
-x_36 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_35, x_34, x_4, x_5, x_6, x_7, x_8, x_33);
+x_36 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_35, x_34, x_4, x_5, x_6, x_7, x_8, x_33);
 return x_36;
 }
 }
@@ -39635,29 +39607,29 @@ return x_40;
 else
 {
 lean_object* x_41; 
-x_41 = l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_41 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_41;
 }
 }
 else
 {
 lean_object* x_42; 
-x_42 = l___private_Lean_Meta_ExprDefEq_31__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_42 = l___private_Lean_Meta_ExprDefEq_30__unfoldComparingHeadsDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_42;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq___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_ExprDefEq_31__unfoldDefEq___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_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq(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_ExprDefEq_32__unfoldReducibeDefEq(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; uint8_t x_11; uint8_t x_12; uint8_t x_13; 
@@ -39720,7 +39692,7 @@ lean_dec(x_14);
 x_42 = lean_ctor_get(x_40, 1);
 lean_inc(x_42);
 lean_dec(x_40);
-x_43 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_42);
+x_43 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_42);
 return x_43;
 }
 else
@@ -39733,7 +39705,7 @@ lean_dec(x_40);
 x_45 = lean_ctor_get(x_41, 0);
 lean_inc(x_45);
 lean_dec(x_41);
-x_46 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_14, x_45, x_4, x_5, x_6, x_7, x_8, x_44);
+x_46 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_14, x_45, x_4, x_5, x_6, x_7, x_8, x_44);
 return x_46;
 }
 }
@@ -39785,7 +39757,7 @@ if (x_23 == 0)
 {
 lean_object* x_25; 
 lean_dec(x_19);
-x_25 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_22);
+x_25 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_22);
 return x_25;
 }
 else
@@ -39809,7 +39781,7 @@ lean_dec(x_19);
 x_28 = lean_ctor_get(x_26, 1);
 lean_inc(x_28);
 lean_dec(x_26);
-x_29 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_28);
+x_29 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_28);
 return x_29;
 }
 else
@@ -39822,7 +39794,7 @@ lean_dec(x_26);
 x_31 = lean_ctor_get(x_27, 0);
 lean_inc(x_31);
 lean_dec(x_27);
-x_32 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_19, x_3, x_31, x_5, x_6, x_7, x_8, x_30);
+x_32 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_19, x_3, x_31, x_5, x_6, x_7, x_8, x_30);
 return x_32;
 }
 }
@@ -39861,7 +39833,7 @@ else
 {
 lean_object* x_37; 
 lean_dec(x_19);
-x_37 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_22);
+x_37 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_22);
 return x_37;
 }
 }
@@ -39869,22 +39841,22 @@ return x_37;
 else
 {
 lean_object* x_52; 
-x_52 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_52 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 return x_52;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq___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_ExprDefEq_32__unfoldReducibeDefEq___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_ExprDefEq_33__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_ExprDefEq_32__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_34__unfoldNonProjFnDefEq(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_ExprDefEq_33__unfoldNonProjFnDefEq(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; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; uint8_t x_16; 
@@ -39908,7 +39880,7 @@ if (x_16 == 0)
 {
 lean_object* x_17; 
 lean_dec(x_13);
-x_17 = l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
+x_17 = l___private_Lean_Meta_ExprDefEq_32__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
 return x_17;
 }
 else
@@ -39932,7 +39904,7 @@ lean_dec(x_13);
 x_20 = lean_ctor_get(x_18, 1);
 lean_inc(x_20);
 lean_dec(x_18);
-x_21 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_20);
+x_21 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_20);
 return x_21;
 }
 else
@@ -39945,7 +39917,7 @@ lean_dec(x_18);
 x_23 = lean_ctor_get(x_19, 0);
 lean_inc(x_23);
 lean_dec(x_19);
-x_24 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_13, x_23, x_4, x_5, x_6, x_7, x_8, x_22);
+x_24 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_13, x_23, x_4, x_5, x_6, x_7, x_8, x_22);
 return x_24;
 }
 }
@@ -40004,7 +39976,7 @@ lean_dec(x_15);
 x_31 = lean_ctor_get(x_29, 1);
 lean_inc(x_31);
 lean_dec(x_29);
-x_32 = l___private_Lean_Meta_ExprDefEq_32__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_31);
+x_32 = l___private_Lean_Meta_ExprDefEq_31__unfoldDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_31);
 return x_32;
 }
 else
@@ -40017,7 +39989,7 @@ lean_dec(x_29);
 x_34 = lean_ctor_get(x_30, 0);
 lean_inc(x_34);
 lean_dec(x_30);
-x_35 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_15, x_3, x_34, x_5, x_6, x_7, x_8, x_33);
+x_35 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_15, x_3, x_34, x_5, x_6, x_7, x_8, x_33);
 return x_35;
 }
 }
@@ -40055,28 +40027,28 @@ else
 {
 lean_object* x_40; 
 lean_dec(x_15);
-x_40 = l___private_Lean_Meta_ExprDefEq_33__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
+x_40 = l___private_Lean_Meta_ExprDefEq_32__unfoldReducibeDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
 return x_40;
 }
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_34__unfoldNonProjFnDefEq___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_ExprDefEq_33__unfoldNonProjFnDefEq___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_ExprDefEq_34__unfoldNonProjFnDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_ExprDefEq_33__unfoldNonProjFnDefEq(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_10;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_35__isDefEqDelta(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___private_Lean_Meta_ExprDefEq_34__isDefEqDelta(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; lean_object* x_9; 
 x_8 = l_Lean_Expr_getAppFn___main(x_1);
-x_9 = l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f(x_8, x_3, x_4, x_5, x_6, x_7);
+x_9 = l___private_Lean_Meta_ExprDefEq_21__isDeltaCandidate_x3f(x_8, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_8);
 if (lean_obj_tag(x_9) == 0)
 {
@@ -40087,7 +40059,7 @@ x_11 = lean_ctor_get(x_9, 1);
 lean_inc(x_11);
 lean_dec(x_9);
 x_12 = l_Lean_Expr_getAppFn___main(x_2);
-x_13 = l___private_Lean_Meta_ExprDefEq_22__isDeltaCandidate_x3f(x_12, x_3, x_4, x_5, x_6, x_11);
+x_13 = l___private_Lean_Meta_ExprDefEq_21__isDeltaCandidate_x3f(x_12, x_3, x_4, x_5, x_6, x_11);
 lean_dec(x_12);
 if (lean_obj_tag(x_13) == 0)
 {
@@ -40194,7 +40166,7 @@ lean_inc(x_36);
 lean_dec(x_26);
 x_37 = l_Lean_ConstantInfo_name(x_24);
 lean_dec(x_24);
-x_38 = l___private_Lean_Meta_ExprDefEq_25__isDefEqRight(x_37, x_1, x_36, x_3, x_4, x_5, x_6, x_35);
+x_38 = l___private_Lean_Meta_ExprDefEq_24__isDefEqRight(x_37, x_1, x_36, x_3, x_4, x_5, x_6, x_35);
 return x_38;
 }
 }
@@ -40297,7 +40269,7 @@ lean_inc(x_57);
 lean_dec(x_47);
 x_58 = l_Lean_ConstantInfo_name(x_45);
 lean_dec(x_45);
-x_59 = l___private_Lean_Meta_ExprDefEq_24__isDefEqLeft(x_58, x_57, x_2, x_3, x_4, x_5, x_6, x_56);
+x_59 = l___private_Lean_Meta_ExprDefEq_23__isDefEqLeft(x_58, x_57, x_2, x_3, x_4, x_5, x_6, x_56);
 return x_59;
 }
 }
@@ -40350,7 +40322,7 @@ if (x_69 == 0)
 {
 lean_object* x_70; 
 lean_dec(x_67);
-x_70 = l___private_Lean_Meta_ExprDefEq_34__unfoldNonProjFnDefEq(x_65, x_66, x_1, x_2, x_3, x_4, x_5, x_6, x_64);
+x_70 = l___private_Lean_Meta_ExprDefEq_33__unfoldNonProjFnDefEq(x_65, x_66, x_1, x_2, x_3, x_4, x_5, x_6, x_64);
 lean_dec(x_66);
 lean_dec(x_65);
 return x_70;
@@ -40360,7 +40332,7 @@ else
 lean_object* x_71; 
 lean_dec(x_66);
 lean_dec(x_65);
-x_71 = l___private_Lean_Meta_ExprDefEq_29__unfoldBothDefEq(x_67, x_1, x_2, x_3, x_4, x_5, x_6, x_64);
+x_71 = l___private_Lean_Meta_ExprDefEq_28__unfoldBothDefEq(x_67, x_1, x_2, x_3, x_4, x_5, x_6, x_64);
 return x_71;
 }
 }
@@ -40426,7 +40398,7 @@ return x_79;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_36__isAssigned(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_ExprDefEq_35__isAssigned(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:
 {
 if (lean_obj_tag(x_1) == 2)
@@ -40481,11 +40453,11 @@ return x_22;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_36__isAssigned___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_ExprDefEq_35__isAssigned___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_ExprDefEq_36__isAssigned(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_ExprDefEq_35__isAssigned(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
@@ -40493,7 +40465,7 @@ lean_dec(x_2);
 return x_7;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead(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___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead(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_1) == 2)
@@ -40612,11 +40584,11 @@ return x_36;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead___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___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; 
-x_8 = l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
@@ -40624,7 +40596,7 @@ lean_dec(x_3);
 return x_8;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_38__isSynthetic(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_ExprDefEq_37__isSynthetic(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:
 {
 if (lean_obj_tag(x_1) == 2)
@@ -40736,11 +40708,11 @@ return x_34;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_38__isSynthetic___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_ExprDefEq_37__isSynthetic___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_ExprDefEq_38__isSynthetic(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_ExprDefEq_37__isSynthetic(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
@@ -40748,7 +40720,7 @@ lean_dec(x_2);
 return x_7;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_39__isAssignable(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_ExprDefEq_38__isAssignable(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:
 {
 if (lean_obj_tag(x_1) == 2)
@@ -40858,11 +40830,11 @@ return x_33;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_39__isAssignable___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_ExprDefEq_38__isAssignable___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_ExprDefEq_39__isAssignable(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_ExprDefEq_38__isAssignable(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
@@ -40870,7 +40842,7 @@ lean_dec(x_2);
 return x_7;
 }
 }
-uint8_t l___private_Lean_Meta_ExprDefEq_40__etaEq(lean_object* x_1, lean_object* x_2) {
+uint8_t l___private_Lean_Meta_ExprDefEq_39__etaEq(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; lean_object* x_4; 
@@ -40894,17 +40866,17 @@ return x_7;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_40__etaEq___boxed(lean_object* x_1, lean_object* x_2) {
+lean_object* l___private_Lean_Meta_ExprDefEq_39__etaEq___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 uint8_t x_3; lean_object* x_4; 
-x_3 = l___private_Lean_Meta_ExprDefEq_40__etaEq(x_1, x_2);
+x_3 = l___private_Lean_Meta_ExprDefEq_39__etaEq(x_1, x_2);
 lean_dec(x_2);
 x_4 = lean_box(x_3);
 return x_4;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_41__isLetFVar(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_ExprDefEq_40__isLetFVar(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; 
@@ -40964,18 +40936,18 @@ return x_20;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_41__isLetFVar___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_ExprDefEq_40__isLetFVar___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_ExprDefEq_41__isLetFVar(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l___private_Lean_Meta_ExprDefEq_40__isLetFVar(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 return x_7;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_42__isDefEqProofIrrel(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___private_Lean_Meta_ExprDefEq_41__isDefEqProofIrrel(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; 
@@ -41432,11 +41404,11 @@ return x_96;
 }
 }
 }
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___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* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___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:
 {
 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; uint8_t x_20; 
-x_8 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_21__processAssignment), 7, 2);
+x_8 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_20__processAssignment), 7, 2);
 lean_closure_set(x_8, 0, x_1);
 lean_closure_set(x_8, 1, x_2);
 x_9 = l_Lean_Core_getEnv___rarg(x_6, x_7);
@@ -41848,11 +41820,11 @@ return x_73;
 }
 }
 }
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; 
-x_8 = l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 if (lean_obj_tag(x_8) == 0)
 {
 lean_object* x_9; 
@@ -41940,11 +41912,11 @@ return x_29;
 }
 }
 }
-lean_object* l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__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, lean_object* x_7) {
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 _start:
 {
 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; uint8_t x_20; 
-x_8 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_21__processAssignment), 7, 2);
+x_8 = lean_alloc_closure((void*)(l___private_Lean_Meta_ExprDefEq_20__processAssignment), 7, 2);
 lean_closure_set(x_8, 0, x_2);
 lean_closure_set(x_8, 1, x_1);
 x_9 = l_Lean_Core_getEnv___rarg(x_6, x_7);
@@ -42356,11 +42328,11 @@ return x_73;
 }
 }
 }
-lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__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) {
+lean_object* l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__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) {
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 {
 lean_object* x_8; 
-x_8 = l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__4(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l_Lean_Meta_commitWhenSome_x3f___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__4(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
 lean_object* x_9; 
@@ -42448,7 +42420,7 @@ return x_29;
 }
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__1() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
@@ -42458,7 +42430,7 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__2() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__2() {
 _start:
 {
 lean_object* x_1; 
@@ -42466,27 +42438,27 @@ x_1 = lean_mk_string(" [nonassignable]");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__3() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__2;
+x_1 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___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___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__4() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__4() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__3;
+x_1 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___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___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__5() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__5() {
 _start:
 {
 lean_object* x_1; 
@@ -42494,27 +42466,27 @@ x_1 = lean_mk_string(" [assignable]");
 return x_1;
 }
 }
-lean_object* _init_l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__6() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__5;
+x_1 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___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___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__7() {
+lean_object* _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__6;
+x_1 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___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___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___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* l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___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) {
 _start:
 {
 lean_object* x_8; lean_object* x_385; 
@@ -42531,7 +42503,7 @@ x_410 = lean_ctor_get(x_2, 0);
 lean_inc(x_410);
 lean_inc(x_3);
 lean_inc(x_409);
-x_411 = l___private_Lean_Meta_ExprDefEq_41__isLetFVar(x_409, x_3, x_4, x_5, x_6, x_7);
+x_411 = l___private_Lean_Meta_ExprDefEq_40__isLetFVar(x_409, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_411) == 0)
 {
 lean_object* x_412; uint8_t x_413; 
@@ -42547,7 +42519,7 @@ lean_inc(x_414);
 lean_dec(x_411);
 lean_inc(x_3);
 lean_inc(x_410);
-x_415 = l___private_Lean_Meta_ExprDefEq_41__isLetFVar(x_410, x_3, x_4, x_5, x_6, x_414);
+x_415 = l___private_Lean_Meta_ExprDefEq_40__isLetFVar(x_410, x_3, x_4, x_5, x_6, x_414);
 if (lean_obj_tag(x_415) == 0)
 {
 lean_object* x_416; uint8_t x_417; 
@@ -42572,7 +42544,7 @@ if (x_421 == 0)
 {
 lean_object* x_422; 
 lean_free_object(x_415);
-x_422 = l___private_Lean_Meta_ExprDefEq_42__isDefEqProofIrrel(x_1, x_2, x_3, x_4, x_5, x_6, x_419);
+x_422 = l___private_Lean_Meta_ExprDefEq_41__isDefEqProofIrrel(x_1, x_2, x_3, x_4, x_5, x_6, x_419);
 return x_422;
 }
 else
@@ -42602,7 +42574,7 @@ lean_dec(x_409);
 if (x_426 == 0)
 {
 lean_object* x_427; 
-x_427 = l___private_Lean_Meta_ExprDefEq_42__isDefEqProofIrrel(x_1, x_2, x_3, x_4, x_5, x_6, x_425);
+x_427 = l___private_Lean_Meta_ExprDefEq_41__isDefEqProofIrrel(x_1, x_2, x_3, x_4, x_5, x_6, x_425);
 return x_427;
 }
 else
@@ -43006,12 +42978,12 @@ if (x_9 == 0)
 {
 uint8_t x_10; 
 lean_inc(x_1);
-x_10 = l___private_Lean_Meta_ExprDefEq_40__etaEq(x_1, x_2);
+x_10 = l___private_Lean_Meta_ExprDefEq_39__etaEq(x_1, x_2);
 if (x_10 == 0)
 {
 uint8_t x_11; 
 lean_inc(x_2);
-x_11 = l___private_Lean_Meta_ExprDefEq_40__etaEq(x_2, x_1);
+x_11 = l___private_Lean_Meta_ExprDefEq_39__etaEq(x_2, x_1);
 if (x_11 == 0)
 {
 lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; 
@@ -43060,7 +43032,7 @@ block_368:
 lean_object* x_16; lean_object* x_17; uint8_t x_18; 
 lean_dec(x_15);
 lean_inc(x_12);
-x_16 = l___private_Lean_Meta_ExprDefEq_36__isAssigned(x_12, x_3, x_4, x_5, x_6, x_7);
+x_16 = l___private_Lean_Meta_ExprDefEq_35__isAssigned(x_12, x_3, x_4, x_5, x_6, x_7);
 x_17 = lean_ctor_get(x_16, 0);
 lean_inc(x_17);
 x_18 = lean_unbox(x_17);
@@ -43072,7 +43044,7 @@ x_19 = lean_ctor_get(x_16, 1);
 lean_inc(x_19);
 lean_dec(x_16);
 lean_inc(x_13);
-x_20 = l___private_Lean_Meta_ExprDefEq_36__isAssigned(x_13, x_3, x_4, x_5, x_6, x_19);
+x_20 = l___private_Lean_Meta_ExprDefEq_35__isAssigned(x_13, x_3, x_4, x_5, x_6, x_19);
 x_21 = lean_ctor_get(x_20, 0);
 lean_inc(x_21);
 x_22 = lean_unbox(x_21);
@@ -43085,7 +43057,7 @@ lean_inc(x_23);
 lean_dec(x_20);
 lean_inc(x_1);
 lean_inc(x_12);
-x_24 = l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead(x_12, x_1, x_3, x_4, x_5, x_6, x_23);
+x_24 = l___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead(x_12, x_1, x_3, x_4, x_5, x_6, x_23);
 x_25 = lean_ctor_get(x_24, 0);
 lean_inc(x_25);
 x_26 = lean_unbox(x_25);
@@ -43098,7 +43070,7 @@ lean_inc(x_27);
 lean_dec(x_24);
 lean_inc(x_2);
 lean_inc(x_13);
-x_28 = l___private_Lean_Meta_ExprDefEq_37__isDelayedAssignedHead(x_13, x_2, x_3, x_4, x_5, x_6, x_27);
+x_28 = l___private_Lean_Meta_ExprDefEq_36__isDelayedAssignedHead(x_13, x_2, x_3, x_4, x_5, x_6, x_27);
 x_29 = lean_ctor_get(x_28, 0);
 lean_inc(x_29);
 x_30 = lean_ctor_get(x_28, 1);
@@ -43110,7 +43082,7 @@ if (x_330 == 0)
 {
 lean_object* x_331; 
 lean_inc(x_12);
-x_331 = l___private_Lean_Meta_ExprDefEq_38__isSynthetic(x_12, x_3, x_4, x_5, x_6, x_30);
+x_331 = l___private_Lean_Meta_ExprDefEq_37__isSynthetic(x_12, x_3, x_4, x_5, x_6, x_30);
 if (lean_obj_tag(x_331) == 0)
 {
 lean_object* x_332; uint8_t x_333; 
@@ -43241,7 +43213,7 @@ if (x_31 == 0)
 {
 lean_object* x_307; 
 lean_inc(x_13);
-x_307 = l___private_Lean_Meta_ExprDefEq_38__isSynthetic(x_13, x_3, x_4, x_5, x_6, x_32);
+x_307 = l___private_Lean_Meta_ExprDefEq_37__isSynthetic(x_13, x_3, x_4, x_5, x_6, x_32);
 if (lean_obj_tag(x_307) == 0)
 {
 lean_object* x_308; uint8_t x_309; 
@@ -43371,7 +43343,7 @@ if (x_33 == 0)
 {
 lean_object* x_35; 
 lean_inc(x_12);
-x_35 = l___private_Lean_Meta_ExprDefEq_39__isAssignable(x_12, x_3, x_4, x_5, x_6, x_34);
+x_35 = l___private_Lean_Meta_ExprDefEq_38__isAssignable(x_12, x_3, x_4, x_5, x_6, 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; 
@@ -43388,7 +43360,7 @@ if (lean_is_exclusive(x_35)) {
  x_38 = lean_box(0);
 }
 lean_inc(x_13);
-x_39 = l___private_Lean_Meta_ExprDefEq_39__isAssignable(x_13, x_3, x_4, x_5, x_6, x_37);
+x_39 = l___private_Lean_Meta_ExprDefEq_38__isAssignable(x_13, x_3, x_4, x_5, x_6, x_37);
 if (lean_obj_tag(x_39) == 0)
 {
 lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; uint8_t x_247; lean_object* x_248; lean_object* x_283; lean_object* x_284; uint8_t x_285; 
@@ -43543,7 +43515,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_52 = l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_50);
+x_52 = l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_50);
 if (lean_obj_tag(x_52) == 0)
 {
 lean_object* x_53; uint8_t x_54; 
@@ -43557,7 +43529,7 @@ lean_object* x_55; lean_object* x_56;
 x_55 = lean_ctor_get(x_52, 1);
 lean_inc(x_55);
 lean_dec(x_52);
-x_56 = l___private_Lean_Meta_ExprDefEq_21__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_55);
+x_56 = l___private_Lean_Meta_ExprDefEq_20__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_55);
 if (lean_obj_tag(x_56) == 0)
 {
 uint8_t x_57; 
@@ -43688,7 +43660,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_86 = l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_50);
+x_86 = l_Lean_Meta_commitWhen___at___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_50);
 if (lean_obj_tag(x_86) == 0)
 {
 lean_object* x_87; uint8_t x_88; 
@@ -43702,7 +43674,7 @@ lean_object* x_89; lean_object* x_90;
 x_89 = lean_ctor_get(x_86, 1);
 lean_inc(x_89);
 lean_dec(x_86);
-x_90 = l___private_Lean_Meta_ExprDefEq_21__processAssignment(x_1, x_2, x_3, x_4, x_5, x_6, x_89);
+x_90 = l___private_Lean_Meta_ExprDefEq_20__processAssignment(x_1, x_2, x_3, x_4, x_5, x_6, x_89);
 if (lean_obj_tag(x_90) == 0)
 {
 uint8_t x_91; 
@@ -43937,7 +43909,7 @@ lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162;
 x_159 = lean_ctor_get(x_154, 1);
 lean_inc(x_159);
 lean_dec(x_154);
-x_160 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__1;
+x_160 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__1;
 x_161 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Meta_check___spec__3(x_160, x_5, x_6, x_159);
 x_162 = lean_ctor_get(x_161, 0);
 lean_inc(x_162);
@@ -43978,7 +43950,7 @@ lean_ctor_set(x_147, 0, x_2);
 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 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__1;
+x_149 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__1;
 x_150 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_Meta_isTypeCorrect___spec__1(x_149, x_148, x_3, x_4, x_5, x_6, x_142);
 lean_dec(x_6);
 lean_dec(x_5);
@@ -44023,7 +43995,7 @@ lean_dec(x_38);
 lean_dec(x_36);
 lean_dec(x_13);
 lean_dec(x_12);
-x_226 = l___private_Lean_Meta_ExprDefEq_21__processAssignment(x_1, x_2, x_3, x_4, x_5, x_6, x_43);
+x_226 = l___private_Lean_Meta_ExprDefEq_20__processAssignment(x_1, x_2, x_3, x_4, x_5, x_6, x_43);
 if (lean_obj_tag(x_226) == 0)
 {
 uint8_t x_227; 
@@ -44098,7 +44070,7 @@ lean_dec(x_40);
 lean_dec(x_38);
 lean_dec(x_13);
 lean_dec(x_12);
-x_189 = l___private_Lean_Meta_ExprDefEq_21__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_43);
+x_189 = l___private_Lean_Meta_ExprDefEq_20__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_43);
 if (lean_obj_tag(x_189) == 0)
 {
 uint8_t x_190; 
@@ -44175,7 +44147,7 @@ lean_dec(x_40);
 lean_dec(x_38);
 lean_dec(x_13);
 lean_dec(x_12);
-x_207 = l___private_Lean_Meta_ExprDefEq_21__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_43);
+x_207 = l___private_Lean_Meta_ExprDefEq_20__processAssignment(x_2, x_1, x_3, x_4, x_5, x_6, x_43);
 if (lean_obj_tag(x_207) == 0)
 {
 uint8_t x_208; 
@@ -44430,7 +44402,7 @@ x_251 = lean_unbox(x_36);
 if (x_251 == 0)
 {
 lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; uint8_t x_257; 
-x_252 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__4;
+x_252 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__4;
 x_253 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_253, 0, x_249);
 lean_ctor_set(x_253, 1, x_252);
@@ -44459,7 +44431,7 @@ goto block_246;
 else
 {
 lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; lean_object* x_266; 
-x_262 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__7;
+x_262 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7;
 x_263 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_263, 0, x_256);
 lean_ctor_set(x_263, 1, x_262);
@@ -44475,7 +44447,7 @@ goto block_246;
 else
 {
 lean_object* x_267; lean_object* x_268; lean_object* x_269; lean_object* x_270; lean_object* x_271; uint8_t x_272; 
-x_267 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__7;
+x_267 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7;
 x_268 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_268, 0, x_249);
 lean_ctor_set(x_268, 1, x_267);
@@ -44490,7 +44462,7 @@ x_272 = lean_unbox(x_40);
 if (x_272 == 0)
 {
 lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; 
-x_273 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main___closed__4;
+x_273 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__4;
 x_274 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_274, 0, x_271);
 lean_ctor_set(x_274, 1, x_273);
@@ -44799,11 +44771,11 @@ return x_407;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick(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___private_Lean_Meta_ExprDefEq_42__isDefEqQuick(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; 
-x_8 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 return x_8;
 }
 }
@@ -44930,7 +44902,7 @@ return x_32;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_44__isDefEqWHNF(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___private_Lean_Meta_ExprDefEq_43__isDefEqWHNF(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; 
@@ -44974,7 +44946,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_13);
 lean_inc(x_10);
-x_16 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main(x_10, x_13, x_4, x_5, x_6, x_7, x_14);
+x_16 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main(x_10, x_13, x_4, x_5, x_6, x_7, x_14);
 if (lean_obj_tag(x_16) == 0)
 {
 lean_object* x_17; uint8_t x_18; 
@@ -45108,7 +45080,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_13);
 lean_inc(x_10);
-x_42 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main(x_10, x_13, x_4, x_5, x_6, x_7, x_14);
+x_42 = l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main(x_10, x_13, x_4, x_5, x_6, x_7, x_14);
 if (lean_obj_tag(x_42) == 0)
 {
 lean_object* x_43; uint8_t x_44; 
@@ -45298,7 +45270,7 @@ return x_75;
 }
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_44__unstuckMVar(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; 
@@ -45435,7 +45407,7 @@ return x_32;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_45__unstuckMVar___at___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure___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) {
+lean_object* l___private_Lean_Meta_ExprDefEq_44__unstuckMVar___at___private_Lean_Meta_ExprDefEq_45__isDefEqOnFailure___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) {
 _start:
 {
 lean_object* x_8; 
@@ -45615,7 +45587,7 @@ return x_43;
 }
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_44__unstuckMVar___at___private_Lean_Meta_ExprDefEq_45__isDefEqOnFailure___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:
 {
 lean_object* x_9; 
@@ -45637,7 +45609,7 @@ lean_dec(x_3);
 x_11 = lean_ctor_get(x_9, 1);
 lean_inc(x_11);
 lean_dec(x_9);
-x_12 = l___private_Lean_Meta_ExprDefEq_45__unstuckMVar___at___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure___spec__1(x_1, x_2, x_4, x_5, x_6, x_7, x_11);
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 return x_12;
 }
 else
@@ -45668,7 +45640,7 @@ lean_dec(x_3);
 x_18 = lean_ctor_get(x_15, 1);
 lean_inc(x_18);
 lean_dec(x_15);
-x_19 = l___private_Lean_Meta_ExprDefEq_45__unstuckMVar___at___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure___spec__1(x_1, x_2, x_4, x_5, x_6, x_7, x_18);
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 return x_19;
 }
 else
@@ -45750,16 +45722,16 @@ return x_32;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_46__isDefEqOnFailure(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___private_Lean_Meta_ExprDefEq_45__isDefEqOnFailure(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; 
 lean_inc(x_1);
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 return x_8;
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet___main(lean_object* x_1) {
 _start:
 {
 if (lean_obj_tag(x_1) == 8)
@@ -45785,28 +45757,28 @@ return x_1;
 }
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_47__consumeLet___main___boxed(lean_object* x_1) {
+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet___main___boxed(lean_object* x_1) {
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 {
 lean_object* x_2; 
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 lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l___private_Lean_Meta_ExprDefEq_47__consumeLet(lean_object* x_1) {
+lean_object* l___private_Lean_Meta_ExprDefEq_46__consumeLet(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = l___private_Lean_Meta_ExprDefEq_47__consumeLet___main(x_1);
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 return x_2;
 }
 }
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 _start:
 {
 lean_object* x_2; 
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 lean_dec(x_1);
 return x_2;
 }
@@ -46372,7 +46344,7 @@ return x_30;
 }
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_43__isDefEqWHNF___at_Lean_Meta_isExprDefEqAuxImpl___spec__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; 
@@ -46424,7 +46396,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_12);
 lean_inc(x_9);
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 if (lean_obj_tag(x_16) == 0)
 {
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@@ -46922,7 +46894,7 @@ lean_object* x_226; lean_object* x_227;
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 lean_inc(x_226);
 lean_dec(x_207);
-x_227 = l___private_Lean_Meta_ExprDefEq_35__isDefEqDelta(x_9, x_12, x_3, x_4, x_5, x_6, x_226);
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 if (lean_obj_tag(x_227) == 0)
 {
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@@ -47417,7 +47389,7 @@ lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
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 if (lean_obj_tag(x_328) == 0)
 {
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@@ -47931,7 +47903,7 @@ lean_inc(x_4);
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 lean_inc(x_12);
 lean_inc(x_9);
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 {
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@@ -48037,7 +48009,7 @@ x_450 = lean_ctor_get(x_447, 1);
 lean_inc(x_450);
 lean_dec(x_447);
 lean_inc(x_9);
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 return x_451;
 }
 else
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 lean_inc(x_3);
 lean_inc(x_12);
 lean_inc(x_9);
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 {
 lean_object* x_101; uint8_t x_102; 
@@ -48713,7 +48685,7 @@ x_139 = lean_ctor_get(x_120, 1);
 lean_inc(x_139);
 lean_dec(x_120);
 lean_inc(x_9);
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 return x_140;
 }
 }
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 lean_inc(x_3);
 lean_inc(x_12);
 lean_inc(x_9);
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 {
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@@ -49417,7 +49389,7 @@ lean_object* x_714; lean_object* x_715;
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 lean_inc(x_714);
 lean_dec(x_695);
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@@ -49912,7 +49884,7 @@ lean_inc(x_6);
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 lean_inc(x_4);
 lean_inc(x_3);
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@@ -50426,7 +50398,7 @@ lean_inc(x_4);
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 lean_inc(x_12);
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 if (lean_obj_tag(x_915) == 0)
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 lean_object* x_916; uint8_t x_917; 
@@ -50532,7 +50504,7 @@ x_938 = lean_ctor_get(x_935, 1);
 lean_inc(x_938);
 lean_dec(x_935);
 lean_inc(x_9);
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 return x_939;
 }
 else
@@ -51035,7 +51007,7 @@ lean_inc(x_4);
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 lean_inc(x_12);
 lean_inc(x_9);
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@@ -51208,7 +51180,7 @@ x_627 = lean_ctor_get(x_608, 1);
 lean_inc(x_627);
 lean_dec(x_608);
 lean_inc(x_9);
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 return x_628;
 }
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 lean_inc(x_1180);
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 lean_inc(x_4);
 lean_inc(x_3);
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@@ -52819,7 +52791,7 @@ lean_inc(x_4);
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 lean_inc(x_12);
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@@ -52925,7 +52897,7 @@ x_1404 = lean_ctor_get(x_1401, 1);
 lean_inc(x_1404);
 lean_dec(x_1401);
 lean_inc(x_9);
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 return x_1405;
 }
 else
@@ -53428,7 +53400,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_12);
 lean_inc(x_9);
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 if (lean_obj_tag(x_1054) == 0)
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 lean_object* x_1055; uint8_t x_1056; 
@@ -53601,7 +53573,7 @@ x_1093 = lean_ctor_get(x_1074, 1);
 lean_inc(x_1093);
 lean_dec(x_1074);
 lean_inc(x_9);
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 return x_1094;
 }
 }
@@ -53837,8 +53809,8 @@ lean_object* l_Lean_Meta_isExprDefEqAuxImpl(lean_object* x_1, lean_object* x_2,
 _start:
 {
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-x_8 = l___private_Lean_Meta_ExprDefEq_47__consumeLet___main(x_1);
-x_9 = l___private_Lean_Meta_ExprDefEq_47__consumeLet___main(x_2);
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+x_9 = l___private_Lean_Meta_ExprDefEq_46__consumeLet___main(x_2);
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 x_73 = lean_ctor_get(x_72, 0);
 lean_inc(x_73);
@@ -53883,7 +53855,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_9);
 lean_inc(x_8);
-x_11 = l___private_Lean_Meta_ExprDefEq_43__isDefEqQuick___main(x_8, x_9, x_3, x_4, x_5, x_6, x_10);
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 if (lean_obj_tag(x_11) == 0)
 {
 lean_object* x_12; uint8_t x_13; 
@@ -53972,7 +53944,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_9);
 lean_inc(x_8);
-x_31 = l___private_Lean_Meta_ExprDefEq_42__isDefEqProofIrrel(x_8, x_9, x_3, x_4, x_5, x_6, x_30);
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 if (lean_obj_tag(x_31) == 0)
 {
 lean_object* x_32; uint8_t x_33; 
@@ -54055,7 +54027,7 @@ lean_object* x_50; lean_object* x_51;
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 lean_inc(x_50);
 lean_dec(x_31);
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 return x_51;
 }
 }
@@ -54209,7 +54181,7 @@ return x_8;
 }
 }
 }
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+lean_object* l___private_Lean_Meta_ExprDefEq_47__regTraceClasses(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
@@ -54221,7 +54193,7 @@ lean_object* x_4; lean_object* x_5; lean_object* x_6;
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 lean_inc(x_4);
 lean_dec(x_3);
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 if (lean_obj_tag(x_6) == 0)
 {
@@ -54229,7 +54201,7 @@ lean_object* x_7; lean_object* x_8; lean_object* x_9;
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 lean_inc(x_7);
 lean_dec(x_6);
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 x_9 = l_Lean_registerTraceClass(x_8, x_7);
 if (lean_obj_tag(x_9) == 0)
 {
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 lean_mark_persistent(l_Lean_Meta_CheckAssignment_Lean_MonadCache___closed__3);
 l_Lean_Meta_CheckAssignment_Lean_MonadCache = _init_l_Lean_Meta_CheckAssignment_Lean_MonadCache();
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 l_Lean_Meta_CheckAssignment_checkFVar___closed__1 = _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__1();
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_checkFVar___closed__1);
 l_Lean_Meta_CheckAssignment_checkFVar___closed__2 = _init_l_Lean_Meta_CheckAssignment_checkFVar___closed__2();
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 lean_mark_persistent(l_Lean_Meta_CheckAssignment_checkMVar___closed__6);
 l_Lean_Meta_CheckAssignment_checkMVar___closed__7 = _init_l_Lean_Meta_CheckAssignment_checkMVar___closed__7();
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_checkMVar___closed__7);
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 l_Lean_Meta_CheckAssignment_check___main___closed__1 = _init_l_Lean_Meta_CheckAssignment_check___main___closed__1();
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_check___main___closed__1);
 l_Lean_Meta_CheckAssignment_check___main___closed__2 = _init_l_Lean_Meta_CheckAssignment_check___main___closed__2();
@@ -54487,52 +54467,52 @@ l_Lean_Meta_CheckAssignment_run___closed__1 = _init_l_Lean_Meta_CheckAssignment_
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_run___closed__1);
 l_Lean_Meta_CheckAssignment_run___closed__2 = _init_l_Lean_Meta_CheckAssignment_run___closed__2();
 lean_mark_persistent(l_Lean_Meta_CheckAssignment_run___closed__2);
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+lean_mark_persistent(l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__6);
+l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7 = _init_l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7();
+lean_mark_persistent(l___private_Lean_Meta_ExprDefEq_42__isDefEqQuick___main___closed__7);
 l_Lean_Meta_isExprDefEqAuxImpl___closed__1 = _init_l_Lean_Meta_isExprDefEqAuxImpl___closed__1();
 lean_mark_persistent(l_Lean_Meta_isExprDefEqAuxImpl___closed__1);
 l_Lean_Meta_setIsExprDefEqAuxRef___closed__1 = _init_l_Lean_Meta_setIsExprDefEqAuxRef___closed__1();
@@ -54540,7 +54520,7 @@ lean_mark_persistent(l_Lean_Meta_setIsExprDefEqAuxRef___closed__1);
 res = l_Lean_Meta_setIsExprDefEqAuxRef(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-res = l___private_Lean_Meta_ExprDefEq_48__regTraceClasses(lean_io_mk_world());
+res = l___private_Lean_Meta_ExprDefEq_47__regTraceClasses(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 return lean_mk_io_result(lean_box(0));
diff --git a/stage0/stdlib/Lean/Meta/RecursorInfo.c b/stage0/stdlib/Lean/Meta/RecursorInfo.c
index c8eaf15a5a..2d86e421ac 100644
--- a/stage0/stdlib/Lean/Meta/RecursorInfo.c
+++ b/stage0/stdlib/Lean/Meta/RecursorInfo.c
@@ -62,7 +62,6 @@ lean_object* l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_9__
 lean_object* l_List_toString___at_Lean_Meta_RecursorInfo_HasToString___spec__7(lean_object*);
 lean_object* l_Lean_Core_getEnv___rarg(lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
-lean_object* l_Array_back___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___spec__1(lean_object*);
 lean_object* lean_io_mk_ref(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___closed__13;
 lean_object* lean_io_ref_get(lean_object*, lean_object*);
@@ -193,6 +192,7 @@ lean_object* lean_name_mk_string(lean_object*, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__2;
 lean_object* l_Nat_foldMAux___main___at___private_Lean_Meta_RecursorInfo_7__getIndicesPos___spec__2(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_List_toString___at_Lean_Meta_RecursorInfo_HasToString___spec__7___boxed(lean_object*);
+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;
@@ -2877,7 +2877,7 @@ x_11 = l_Array_isEmpty___rarg(x_5);
 if (x_11 == 0)
 {
 lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_12 = l_Array_back___at___private_Lean_Meta_ExprDefEq_15__processAssignmentFOApproxAux___spec__1(x_5);
+x_12 = l_Array_back___at___private_Lean_Meta_ExprDefEq_14__processAssignmentFOApproxAux___spec__1(x_5);
 x_13 = lean_unsigned_to_nat(0u);
 x_14 = l_Array_findIdxAux___main___at___private_Lean_Meta_RecursorInfo_5__getMajorPosDepElim___spec__2(x_12, x_3, x_13);
 if (lean_obj_tag(x_14) == 0)
diff --git a/stage0/stdlib/Lean/Meta/SynthInstance.c b/stage0/stdlib/Lean/Meta/SynthInstance.c
index 39ed2ab922..1292d724a5 100644
--- a/stage0/stdlib/Lean/Meta/SynthInstance.c
+++ b/stage0/stdlib/Lean/Meta/SynthInstance.c
@@ -34,7 +34,6 @@ lean_object* l___private_Lean_Expr_3__getAppArgsAux___main(lean_object*, lean_ob
 lean_object* lean_array_uget(lean_object*, size_t);
 lean_object* l___private_Lean_Meta_SynthInstance_6__preprocessOutParam___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM(lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_generate___closed__5;
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -117,7 +116,6 @@ lean_object* l_Std_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_M
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_getInstances(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_AssocList_replace___main___at_Lean_Meta_SynthInstance_MkTableKey_normExpr___main___spec__8(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_findEntry_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 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*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_findAux___main___at_Lean_Meta_synthInstance_x3f___spec__6___boxed(lean_object*, lean_object*, lean_object*);
@@ -142,6 +140,7 @@ uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_getTop___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_findAux___main___at_Lean_Meta_synthInstance_x3f___spec__6(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_Meta_abstractMVars(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 lean_object* l_Lean_Meta_SynthInstance_synth___main___closed__6;
 lean_object* l___private_Lean_Meta_SynthInstance_3__preprocess___closed__1;
 lean_object* l_Lean_Meta_SynthInstance_tryResolve(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -214,7 +213,6 @@ lean_object* l_Lean_Meta_whnf(lean_object*, lean_object*, lean_object*, lean_obj
 lean_object* l_Lean_Meta_SynthInstance_resume___closed__3;
 lean_object* l_Lean_mkFVar(lean_object*);
 uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_AssocList_foldlM___main___at_Lean_Meta_SynthInstance_newSubgoal___spec__5(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_AssocList_replace___main___at_Lean_Meta_SynthInstance_newSubgoal___spec__6(lean_object*, lean_object*, lean_object*);
@@ -281,7 +279,6 @@ uint8_t l_Lean_TagAttribute_hasTag(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_insertAux___main___at_Lean_Meta_synthInstance_x3f___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_getResult___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getOptions(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_register_option(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_synth___main___closed__2;
@@ -2159,31 +2156,6 @@ x_1 = l_Lean_Meta_SynthInstance_Answer_inhabited___closed__1;
 return x_1;
 }
 }
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
-_start:
-{
-lean_object* x_8; 
-x_8 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_7);
-return x_8;
-}
-}
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_SynthInstance_liftMetaM___rarg___boxed), 7, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_Meta_SynthInstance_liftMetaM___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
-_start:
-{
-lean_object* x_8; 
-x_8 = l_Lean_Meta_SynthInstance_liftMetaM___rarg(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
-lean_dec(x_2);
-return x_8;
-}
-}
 lean_object* l_Lean_Meta_SynthInstance_mapMetaM(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:
 {
@@ -2197,7 +2169,7 @@ lean_object* l_Lean_Meta_SynthInstance_SynthM_inhabited___rarg(lean_object* x_1)
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -2616,7 +2588,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__1;
-x_2 = lean_unsigned_to_nat(180u);
+x_2 = lean_unsigned_to_nat(177u);
 x_3 = lean_unsigned_to_nat(13u);
 x_4 = l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__2;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -4556,7 +4528,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__1;
-x_2 = lean_unsigned_to_nat(225u);
+x_2 = lean_unsigned_to_nat(222u);
 x_3 = lean_unsigned_to_nat(16u);
 x_4 = l_Lean_Meta_SynthInstance_getEntry___closed__2;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -10808,7 +10780,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__1;
-x_2 = lean_unsigned_to_nat(422u);
+x_2 = lean_unsigned_to_nat(419u);
 x_3 = lean_unsigned_to_nat(16u);
 x_4 = l_Lean_Meta_SynthInstance_resume___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/WHNF.c b/stage0/stdlib/Lean/Meta/WHNF.c
index f398d38d98..742eabac20 100644
--- a/stage0/stdlib/Lean/Meta/WHNF.c
+++ b/stage0/stdlib/Lean/Meta/WHNF.c
@@ -110,6 +110,7 @@ lean_object* l___private_Lean_Meta_WHNF_4__whnfHeadPredAux___main___at_Lean_Meta
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_setWHNFRef(lean_object*);
 lean_object* l___private_Lean_Meta_WHNF_1__useWHNFCache___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_Exception_inhabited___closed__1;
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 extern lean_object* l_Std_PersistentHashMap_insertAux___main___rarg___closed__3;
 lean_object* l_Array_shrink___main___rarg(lean_object*, lean_object*);
@@ -215,7 +216,6 @@ uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_unfoldDefinition_x3f___spec__
 extern lean_object* l_Lean_Meta_whnfRef;
 lean_object* l_Lean_Meta_synthPending(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_reduceBoolNative___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Core_Exception_inhabited___closed__1;
 lean_object* l_Lean_Meta_reduceBinNatOp___closed__12;
 lean_object* l_Lean_Meta_getExprMVarAssignment_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_WHNF_reduceQuotRec___at_Lean_Meta_whnfCore___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -11470,7 +11470,7 @@ lean_object* l_Lean_Meta_reduceBoolNative___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 x_3 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_3, 0, x_2);
 lean_ctor_set(x_3, 1, x_1);
@@ -11502,7 +11502,7 @@ lean_object* l_Lean_Meta_reduceNatNative___rarg(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_inhabited___closed__1;
+x_2 = l_Lean_Exception_inhabited___closed__1;
 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/Parser/Command.c b/stage0/stdlib/Lean/Parser/Command.c
index 61a0e4d8d2..c52189f087 100644
--- a/stage0/stdlib/Lean/Parser/Command.c
+++ b/stage0/stdlib/Lean/Parser/Command.c
@@ -3346,6 +3346,7 @@ lean_object* x_5;
 x_5 = l_Lean_Parser_Command_commentBody_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -3374,6 +3375,7 @@ lean_object* x_6;
 x_6 = l_Lean_Parser_Command_commentBody_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
diff --git a/stage0/stdlib/Lean/Parser/Level.c b/stage0/stdlib/Lean/Parser/Level.c
index 824a3c0b4a..b2df8a6820 100644
--- a/stage0/stdlib/Lean/Parser/Level.c
+++ b/stage0/stdlib/Lean/Parser/Level.c
@@ -167,7 +167,7 @@ lean_object* l_Lean_Parser_nonReservedSymbolInfo(lean_object*, uint8_t);
 lean_object* l_Lean_Parser_mkAntiquot_parenthesizer___rarg___closed__22;
 lean_object* l_Lean_Parser_Level_paren;
 lean_object* l___regBuiltin_Lean_Parser_Level_addLit_formatter___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_dollarSymbol_parenthesizer(lean_object*);
 lean_object* l_Lean_Name_append___main(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_addLit___elambda__1___closed__2;
@@ -256,7 +256,7 @@ extern lean_object* l_Option_HasRepr___rarg___closed__3;
 lean_object* l_Lean_Parser_Level_hole___elambda__1___closed__3;
 lean_object* l_Lean_Parser_ident___elambda__1(lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_max___closed__4;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_hole___elambda__1___closed__5;
 lean_object* l___regBuiltin_Lean_Parser_Level_addLit_formatter(lean_object*);
 extern lean_object* l_Lean_Parser_numLit;
@@ -267,7 +267,7 @@ lean_object* l_Lean_Parser_mkAntiquot_parenthesizer___rarg___closed__11;
 lean_object* l___regBuiltin_Lean_Parser_Level_hole_parenthesizer___closed__1;
 extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__1___closed__2;
 lean_object* l_Lean_Parser_Level_hole___closed__6;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_mergeOrElseErrors(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_max;
 lean_object* l_Lean_Parser_Level_num;
@@ -287,7 +287,7 @@ lean_object* l_Lean_Parser_mkAntiquot_parenthesizer___rarg___closed__26;
 extern lean_object* l___private_Init_Util_1__mkPanicMessage___closed__2;
 extern lean_object* l_Lean_Parser_epsilonInfo;
 lean_object* l_Lean_Parser_Level_imax___elambda__1___closed__6;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkHole___closed__1;
 lean_object* l_Lean_Parser_categoryParser___elambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter___boxed(lean_object*);
@@ -298,7 +298,7 @@ lean_object* l_Lean_Parser_leadingNode_formatter(lean_object*, lean_object*, lea
 lean_object* l_Lean_Parser_antiquotExpr_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_ident_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_hole_parenthesizer___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Level_paren_formatter___closed__5;
 lean_object* l_Lean_Parser_levelParser_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltinParser_Lean_Parser_Level_hole(lean_object*);
@@ -997,6 +997,7 @@ lean_object* x_6;
 x_6 = l_Lean_Parser_dollarSymbol_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -1146,7 +1147,7 @@ lean_object* _init_l_Lean_Parser_mkAntiquot_formatter___closed__3() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1226,7 +1227,7 @@ lean_object* _init_l_Lean_Parser_mkAntiquot_formatter___closed__11() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1379,7 +1380,7 @@ lean_object* _init_l_Lean_Parser_leadingNode_formatter___closed__1() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1543,6 +1544,7 @@ lean_object* x_5;
 x_5 = l_Lean_Parser_dollarSymbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1674,7 +1676,7 @@ lean_object* _init_l_Lean_Parser_mkAntiquot_parenthesizer___rarg___closed__3() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1848,7 +1850,7 @@ lean_object* _init_l_Lean_Parser_mkAntiquot_parenthesizer___rarg___closed__19()
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed), 4, 0);
 return x_1;
 }
 }
diff --git a/stage0/stdlib/Lean/Parser/Module.c b/stage0/stdlib/Lean/Parser/Module.c
index 9105d61d57..74950c12b9 100644
--- a/stage0/stdlib/Lean/Parser/Module.c
+++ b/stage0/stdlib/Lean/Parser/Module.c
@@ -47,6 +47,7 @@ lean_object* l_Lean_Parser_Module_import;
 lean_object* l_Lean_Parser_Module_import___elambda__1___closed__2;
 lean_object* l___private_Lean_Parser_Module_1__mkErrorMessage___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Module_prelude_formatter___closed__2;
+extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
 lean_object* l_Lean_Parser_Module_header___closed__4;
 lean_object* l___private_Lean_Parser_Module_2__mkEOI(lean_object*);
 lean_object* l_Lean_Parser_mkInputContext(lean_object*, lean_object*);
@@ -205,7 +206,6 @@ lean_object* l_Lean_Parser_Module_import___elambda__1___closed__7;
 lean_object* l_Lean_Parser_Module_header___closed__3;
 lean_object* l_IO_print___at___private_Lean_Parser_Module_4__testModuleParserAux___main___spec__4(lean_object*, lean_object*);
 lean_object* l_String_trim(lean_object*);
-extern lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_optional_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Parser_Module_4__testModuleParserAux(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
 lean_object* l_IO_FS_Handle_mk___at_Lean_Parser_parseFile___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -2701,7 +2701,7 @@ _start:
 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; 
 x_2 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
-x_3 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
+x_3 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
 x_4 = lean_alloc_ctor(0, 3, 0);
 lean_ctor_set(x_4, 0, x_3);
 lean_ctor_set(x_4, 1, x_2);
diff --git a/stage0/stdlib/Lean/Parser/Tactic.c b/stage0/stdlib/Lean/Parser/Tactic.c
index 41f378e86b..b02f052577 100644
--- a/stage0/stdlib/Lean/Parser/Tactic.c
+++ b/stage0/stdlib/Lean/Parser/Tactic.c
@@ -1208,6 +1208,7 @@ lean_object* x_5;
 x_5 = l_Lean_Parser_Tactic_underscore_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1235,6 +1236,7 @@ lean_object* x_6;
 x_6 = l_Lean_Parser_Tactic_underscore_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
diff --git a/stage0/stdlib/Lean/Parser/Term.c b/stage0/stdlib/Lean/Parser/Term.c
index c766027981..10a0d4bd67 100644
--- a/stage0/stdlib/Lean/Parser/Term.c
+++ b/stage0/stdlib/Lean/Parser/Term.c
@@ -319,7 +319,7 @@ lean_object* l___regBuiltinParser_Lean_Parser_Term_pow(lean_object*);
 lean_object* l___regBuiltin_Lean_Parser_Term_match__syntax_formatter___closed__1;
 lean_object* l_Lean_Parser_Term_eq___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Term_match_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_listLit___elambda__1___closed__3;
 lean_object* l_Lean_Parser_Term_doExpr___closed__4;
 lean_object* l_Lean_Parser_Term_letEqnsDecl___closed__1;
@@ -936,7 +936,7 @@ lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_obj
 lean_object* l_Lean_Parser_Term_unicodeInfixR_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_not_parenthesizer___closed__3;
 lean_object* l_Lean_Parser_Term_implicitBinder___closed__4;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Tactic_nonEmptySeq___closed__4;
 lean_object* l_Lean_Parser_Term_fun___elambda__1___closed__11;
 lean_object* l_Lean_PrettyPrinter_Formatter_symbolNoWs_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -1142,7 +1142,7 @@ lean_object* l___regBuiltin_Lean_Parser_Term_hole_parenthesizer___closed__1;
 lean_object* l_Lean_Parser_Term_suffices___elambda__1___closed__5;
 lean_object* l_Lean_Parser_Term_add___elambda__1___closed__2;
 lean_object* l_Lean_Parser_Term_have___elambda__1___closed__6;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_seqRight___closed__1;
 lean_object* l___regBuiltin_Lean_Parser_Term_seqLeft_formatter___closed__1;
 lean_object* l_Lean_Parser_Term_doElem___closed__3;
@@ -1555,7 +1555,7 @@ lean_object* l_Lean_Parser_Term_letIdDecl___elambda__1(lean_object*, lean_object
 lean_object* l___regBuiltin_Lean_Parser_Level_quot_formatter___closed__1;
 lean_object* l_Lean_Parser_Term_equiv___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Term_explicit_parenthesizer___closed__4;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_app_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_not___elambda__1___closed__1;
 lean_object* l_Lean_Parser_Term_doElem___closed__4;
@@ -3513,7 +3513,7 @@ lean_object* l___regBuiltin_Lean_Parser_Term_append_parenthesizer(lean_object*);
 lean_object* l_Lean_Parser_Term_subst_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l___regBuiltinParser_Lean_Parser_Level_num___closed__1;
 lean_object* l___regBuiltin_Lean_Parser_Term_bnot_parenthesizer(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Parser_Term_app___closed__2;
 lean_object* l_Lean_Parser_Term_namedArgument_parenthesizer___closed__5;
 lean_object* l___regBuiltin_Lean_Parser_Term_heq_formatter(lean_object*);
@@ -6520,7 +6520,7 @@ lean_object* _init_l_Lean_Parser_Term_type_parenthesizer___closed__4() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed), 4, 0);
 return x_1;
 }
 }
@@ -35754,6 +35754,7 @@ lean_object* x_6;
 x_6 = l_Lean_Parser_darrow_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -35945,6 +35946,7 @@ lean_object* x_5;
 x_5 = l_Lean_Parser_darrow_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -41387,7 +41389,7 @@ lean_object* _init_l_Lean_Parser_Term_matchAlts_formatter___lambda__1___closed__
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed), 4, 0);
 return x_1;
 }
 }
@@ -41786,7 +41788,7 @@ lean_object* _init_l_Lean_Parser_Term_matchAlts_parenthesizer___lambda__1___clos
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed), 4, 0);
 return x_1;
 }
 }
@@ -52620,6 +52622,7 @@ lean_object* x_6;
 x_6 = l_Lean_Parser_Term_leftArrow_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -52724,6 +52727,7 @@ lean_object* x_5;
 x_5 = l_Lean_Parser_Term_leftArrow_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -61468,7 +61472,7 @@ lean_object* _init_l_Lean_Parser_Term_explicitUniv_formatter___closed__7() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed), 4, 0);
 return x_1;
 }
 }
@@ -61567,7 +61571,7 @@ lean_object* _init_l_Lean_Parser_Term_explicitUniv_parenthesizer___closed__6() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed), 1, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed), 4, 0);
 return x_1;
 }
 }
diff --git a/stage0/stdlib/Lean/PrettyPrinter/Backtrack.c b/stage0/stdlib/Lean/PrettyPrinter/Backtrack.c
new file mode 100644
index 0000000000..1a6af0febb
--- /dev/null
+++ b/stage0/stdlib/Lean/PrettyPrinter/Backtrack.c
@@ -0,0 +1,75 @@
+// Lean compiler output
+// Module: Lean.PrettyPrinter.Backtrack
+// Imports: Init Lean.InternalExceptionId
+#include <lean/lean.h>
+#if defined(__clang__)
+#pragma clang diagnostic ignored "-Wunused-parameter"
+#pragma clang diagnostic ignored "-Wunused-label"
+#elif defined(__GNUC__) && !defined(__CLANG__)
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
+#endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+lean_object* l_Lean_PrettyPrinter_registerBacktrackId___closed__2;
+lean_object* lean_name_mk_string(lean_object*, lean_object*);
+lean_object* l_Lean_registerInternalExceptionId(lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_registerBacktrackId___closed__1;
+lean_object* l_Lean_PrettyPrinter_registerBacktrackId(lean_object*);
+lean_object* l_Lean_PrettyPrinter_backtrackExceptionId;
+lean_object* _init_l_Lean_PrettyPrinter_registerBacktrackId___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_mk_string("backtrackFormatter");
+return x_1;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_registerBacktrackId___closed__2() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = lean_box(0);
+x_2 = l_Lean_PrettyPrinter_registerBacktrackId___closed__1;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_registerBacktrackId(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = l_Lean_PrettyPrinter_registerBacktrackId___closed__2;
+x_3 = l_Lean_registerInternalExceptionId(x_2, x_1);
+return x_3;
+}
+}
+lean_object* initialize_Init(lean_object*);
+lean_object* initialize_Lean_InternalExceptionId(lean_object*);
+static bool _G_initialized = false;
+lean_object* initialize_Lean_PrettyPrinter_Backtrack(lean_object* w) {
+lean_object * res;
+if (_G_initialized) return lean_mk_io_result(lean_box(0));
+_G_initialized = true;
+res = initialize_Init(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+res = initialize_Lean_InternalExceptionId(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_PrettyPrinter_registerBacktrackId___closed__1 = _init_l_Lean_PrettyPrinter_registerBacktrackId___closed__1();
+lean_mark_persistent(l_Lean_PrettyPrinter_registerBacktrackId___closed__1);
+l_Lean_PrettyPrinter_registerBacktrackId___closed__2 = _init_l_Lean_PrettyPrinter_registerBacktrackId___closed__2();
+lean_mark_persistent(l_Lean_PrettyPrinter_registerBacktrackId___closed__2);
+res = l_Lean_PrettyPrinter_registerBacktrackId(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+l_Lean_PrettyPrinter_backtrackExceptionId = lean_io_result_get_value(res);
+lean_mark_persistent(l_Lean_PrettyPrinter_backtrackExceptionId);
+lean_dec_ref(res);
+return lean_mk_io_result(lean_box(0));
+}
+#ifdef __cplusplus
+}
+#endif
diff --git a/stage0/stdlib/Lean/PrettyPrinter/Formatter.c b/stage0/stdlib/Lean/PrettyPrinter/Formatter.c
index 24dee6ebd0..071e744ab4 100644
--- a/stage0/stdlib/Lean/PrettyPrinter/Formatter.c
+++ b/stage0/stdlib/Lean/PrettyPrinter/Formatter.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.PrettyPrinter.Formatter
-// Imports: Init Lean.CoreM Lean.Parser.Extension Lean.KeyedDeclsAttribute Lean.ParserCompiler.Attribute
+// Imports: Init Lean.CoreM Lean.Parser.Extension Lean.KeyedDeclsAttribute Lean.ParserCompiler.Attribute Lean.PrettyPrinter.Backtrack
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -16,44 +16,38 @@ extern "C" {
 lean_object* l_List_reverse___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_strLitNoAntiquot_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Core_getConstInfo___closed__5;
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(lean_object*);
 extern lean_object* l_Lean_Parser_builtinTokenTable;
 extern lean_object* l_Lean_Name_toString___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_ite___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_visitArgs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_fieldIdxKind;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg(lean_object*);
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_getStackSize___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_concat(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_numLitNoAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__4;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_setExpected_formatter___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__12;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_nonReservedSymbol_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_ExceptT_Monad___rarg(lean_object*);
 extern lean_object* l_Lean_nullKind;
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4(lean_object*);
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_many_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__8;
 lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg(lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatTerm(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_Traverser_up(lean_object*);
 extern lean_object* l_Lean_KeyedDeclsAttribute_Def_inhabited___closed__2;
 lean_object* lean_mk_antiquot_formatter(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_map___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -70,9 +64,12 @@ lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1__
 lean_object* l_Lean_Core_addContext(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_checkTraceOption(lean_object*, lean_object*);
 uint8_t l_Array_isEqvAux___main___at_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* lean_io_mk_ref(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4;
 lean_object* l_Lean_Parser_mkParserState(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_orelse(lean_object*);
 lean_object* lean_io_ref_get(lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__6;
@@ -81,6 +78,7 @@ lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__2;
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParserOfStack_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_getStack(lean_object*);
@@ -93,11 +91,10 @@ lean_object* l_List_range(lean_object*);
 lean_object* l_Lean_Parser_tokenFn(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1(uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_lookahead_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
 extern lean_object* l_String_splitAux___main___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_try_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -109,13 +106,13 @@ lean_object* l_Lean_PrettyPrinter_Formatter_fieldIdx_formatter(lean_object*, lea
 lean_object* l_Lean_PrettyPrinter_Formatter_sepBy_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__1;
 lean_object* lean_io_ref_take(lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_symbolNoWs_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_liftCoreM___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_nameLitKind;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__1;
 lean_object* lean_nat_add(lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5;
 lean_object* l_Lean_PrettyPrinter_Formatter_liftCoreM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_optional_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -123,16 +120,16 @@ lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__9;
 lean_object* l_Lean_PrettyPrinter_Formatter_getStack___boxed(lean_object*);
 lean_object* l___private_Lean_PrettyPrinter_Formatter_1__regTraceClasses(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg(lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_concatArgs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_getStackSize(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_formatterForKind(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__10;
 lean_object* l_Lean_PrettyPrinter_Formatter_withAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Formatter_many_formatter___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_String_trimRight(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -141,23 +138,24 @@ lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___boxed(lean_
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkWsBefore_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__4;
 lean_object* l_Lean_PrettyPrinter_Formatter_setExpected_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_strLitNoAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_EnvExtension_Inhabited___rarg___closed__1;
 extern lean_object* l_Lean_numLitKind;
 lean_object* lean_nat_sub(lean_object*, lean_object*);
 extern lean_object* l_Lean_choiceKind___closed__2;
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParserOfStack_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_strLitKind;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object*, lean_object*, 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*);
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_push___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_visitAtom(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg(lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_formatterForKind___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__6;
 lean_object* l_Lean_PrettyPrinter_Formatter_unquotedSymbol_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -166,21 +164,19 @@ lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__5;
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_toggleInsideQuot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_mkHashMapImp___rarg(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_node_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__2(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__13;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_identEq_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Char_HasRepr___closed__1;
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getId(lean_object*);
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Parser_termParser___closed__2;
@@ -192,7 +188,7 @@ lean_object* l_Lean_ParserCompiler_registerCombinatorAttribute(lean_object*, lea
 lean_object* l_Lean_PrettyPrinter_Formatter_symbol_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_forMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg(lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_getValues___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatterAttribute;
 lean_object* l_Lean_PrettyPrinter_Formatter_formatterForKind___closed__1;
@@ -206,10 +202,9 @@ lean_object* l_Lean_PrettyPrinter_Formatter_mkAntiquot_formatter_x27___boxed(lea
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_formatterAttribute___spec__1___closed__1;
 lean_object* l_ReaderT_map___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__3(lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__11;
 lean_object* l_Lean_PrettyPrinter_Formatter_pushToken___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__2;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_FileMap_ofString(lean_object*);
 extern lean_object* l_Lean_Format_Inhabited;
 lean_object* l_Lean_PrettyPrinter_Formatter_visitAtom___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -218,6 +213,7 @@ lean_object* l_Lean_PrettyPrinter_Formatter_setExpected_formatter(lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__6;
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter(lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_formatterAttribute___spec__1___closed__2;
 extern lean_object* l_Lean_quotedSymbolKind;
 lean_object* l_Lean_PrettyPrinter_Formatter_ite(lean_object*, lean_object*);
@@ -228,9 +224,10 @@ lean_object* l_List_forM___main___at_Lean_PrettyPrinter_Formatter_sepBy_formatte
 lean_object* l_Lean_PrettyPrinter_Formatter_nameLitNoAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_withPosition_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_formatterForKind___closed__2;
+lean_object* l_Lean_PrettyPrinter_Formatter_orelse___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__10;
 lean_object* l_Lean_PrettyPrinter_formatCommand___closed__2;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCombinatorFormatterAttribute___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__3;
 lean_object* l_ReaderT_bind___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__4(lean_object*, lean_object*);
@@ -239,6 +236,7 @@ lean_object* l_Lean_PrettyPrinter_Formatter_getStack___rarg___boxed(lean_object*
 lean_object* l_Lean_Syntax_Traverser_fromSyntax(lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatCommand___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_symbolNoWs_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_withPosition_formatter___closed__1;
@@ -246,6 +244,7 @@ lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__
 extern lean_object* l_Lean_formatDataValue___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_setStack___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_FormatterM_orelse___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___lambda__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_parseToken___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_identKind;
@@ -253,37 +252,37 @@ lean_object* l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__11;
 lean_object* l_Lean_PrettyPrinter_formatterAttribute___closed__3;
 extern lean_object* l_Lean_Syntax_inhabited;
+lean_object* l_Lean_PrettyPrinter_FormatterM_orelse(lean_object*);
 lean_object* l_Std_PersistentArray_push___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_getStack___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__7;
 lean_object* l_Lean_PrettyPrinter_formatCommand(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_push(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_Traverser_down(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatterAttribute___closed__5;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___boxed(lean_object*);
 extern lean_object* l_Lean_Format_getWidth___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_pushToken(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getArgs(lean_object*);
 lean_object* l_Array_isEqvAux___main___at_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getKind(lean_object*);
 uint8_t l_Lean_Parser_isValidSyntaxNodeKind(lean_object*, lean_object*);
-lean_object* l_StateT_Monad___rarg(lean_object*);
 lean_object* lean_panic_fn(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_getStackSize___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_format___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__4;
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__3;
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_fieldIdx_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Core_getOptions(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_liftCoreM(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__2;
@@ -292,11 +291,12 @@ lean_object* l_Std_PersistentHashMap_empty___at_Lean_PrettyPrinter_formatterAttr
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_concat___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_setStack(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__5;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_parseToken(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCombinatorFormatterAttribute___closed__3;
 extern lean_object* l_Lean_ParserCompiler_CombinatorAttribute_Inhabited___closed__3;
@@ -318,26 +318,25 @@ lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatte
 lean_object* l_Lean_PrettyPrinter_Formatter_rawIdent_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_rawIdent_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_throwError(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_charLitNoAntiquot_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__3;
 lean_object* l_Lean_PrettyPrinter_Formatter_concat___lambda__1(lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatterAttribute___closed__4;
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
 extern lean_object* l_Lean_mkOptionalNode___closed__2;
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_mod(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_symbol_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkFormatterAttribute___closed__2;
 lean_object* l_Lean_Syntax_formatStxAux___main(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__8;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_sepBy1_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Name_toStringWithSep___main(lean_object*, lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_init___rarg(lean_object*, lean_object*, lean_object*);
@@ -346,6 +345,8 @@ lean_object* l_Lean_PrettyPrinter_Formatter_checkKind(lean_object*, lean_object*
 lean_object* l_Lean_PrettyPrinter_Formatter_nameLitNoAntiquot_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__9;
 lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_PrettyPrinter_backtrackExceptionId;
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_inhabited___rarg___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(lean_object*);
@@ -356,9 +357,9 @@ extern lean_object* l_String_Inhabited;
 lean_object* l_Lean_PrettyPrinter_Formatter_throwError___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_Traverser_left(lean_object*);
 lean_object* l_Lean_Core_getTraceState___rarg(lean_object*, lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_format___closed__1;
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_getStackSize___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__4;
@@ -367,16 +368,13 @@ lean_object* l_Lean_PrettyPrinter_format___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_formatTerm___closed__1;
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__2;
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_andthen_formatter(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__1;
 extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkCombinatorFormatterAttribute___closed__2;
 lean_object* l_Lean_PrettyPrinter_Formatter_nonReservedSymbol_formatter___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___boxed(lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(lean_object*);
 uint8_t lean_string_dec_eq(lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_monadInhabited___rarg(lean_object*, lean_object*);
@@ -384,6 +382,168 @@ lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter(lean_object
 lean_object* l_Lean_PrettyPrinter_formatterAttribute___closed__2;
 lean_object* l_Array_foldl___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_FormatterM_orelse___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = lean_io_ref_get(x_4, x_7);
+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);
+lean_inc(x_6);
+lean_inc(x_5);
+lean_inc(x_4);
+lean_inc(x_3);
+x_11 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_11;
+}
+else
+{
+lean_object* x_12; 
+x_12 = lean_ctor_get(x_11, 0);
+lean_inc(x_12);
+if (lean_obj_tag(x_12) == 0)
+{
+uint8_t x_13; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_13 = !lean_is_exclusive(x_11);
+if (x_13 == 0)
+{
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_11, 0);
+lean_dec(x_14);
+return x_11;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_11, 1);
+lean_inc(x_15);
+lean_dec(x_11);
+x_16 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_16, 0, x_12);
+lean_ctor_set(x_16, 1, x_15);
+return x_16;
+}
+}
+else
+{
+uint8_t x_17; 
+x_17 = !lean_is_exclusive(x_11);
+if (x_17 == 0)
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; 
+x_18 = lean_ctor_get(x_11, 1);
+x_19 = lean_ctor_get(x_11, 0);
+lean_dec(x_19);
+x_20 = lean_ctor_get(x_12, 0);
+lean_inc(x_20);
+x_21 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_22 = lean_nat_dec_eq(x_21, x_20);
+lean_dec(x_20);
+if (x_22 == 0)
+{
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_11;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_free_object(x_11);
+lean_dec(x_12);
+x_23 = lean_io_ref_set(x_4, x_9, x_18);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+lean_dec(x_23);
+x_25 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; uint8_t x_29; 
+x_26 = lean_ctor_get(x_11, 1);
+lean_inc(x_26);
+lean_dec(x_11);
+x_27 = lean_ctor_get(x_12, 0);
+lean_inc(x_27);
+x_28 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_29 = lean_nat_dec_eq(x_28, x_27);
+lean_dec(x_27);
+if (x_29 == 0)
+{
+lean_object* x_30; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_12);
+lean_ctor_set(x_30, 1, x_26);
+return x_30;
+}
+else
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+lean_dec(x_12);
+x_31 = lean_io_ref_set(x_4, x_9, x_26);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_32);
+return x_33;
+}
+}
+}
+}
+}
+}
+lean_object* l_Lean_PrettyPrinter_FormatterM_orelse(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_FormatterM_orelse___rarg), 7, 0);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Formatter_orelse___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_FormatterM_orelse___rarg), 7, 0);
+return x_1;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_orelse(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = l_Lean_PrettyPrinter_Formatter_orelse___closed__1;
+return x_2;
+}
+}
 lean_object* _init_l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__1() {
 _start:
 {
@@ -803,20 +963,70 @@ x_4 = l_Lean_ParserCompiler_registerCombinatorAttribute(x_2, x_3, x_1);
 return x_4;
 }
 }
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* _init_l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1() {
 _start:
 {
-lean_object* x_5; lean_object* x_6; lean_object* x_7; 
-lean_inc(x_1);
-x_5 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_5, 0, x_1);
-lean_ctor_set(x_5, 1, x_1);
-x_6 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_6, 0, x_5);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_4);
-return x_7;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_2 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg), 1, 0);
+return x_6;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_throwBacktrack___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_PrettyPrinter_Formatter_throwBacktrack(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_6;
+}
+}
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; uint8_t x_6; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = !lean_is_exclusive(x_5);
+if (x_6 == 0)
+{
+return x_5;
+}
+else
+{
+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);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_dec(x_5);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_7);
+lean_ctor_set(x_9, 1, x_8);
+return x_9;
+}
 }
 }
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
@@ -842,206 +1052,52 @@ lean_object* x_8;
 x_8 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
-{
-uint8_t x_10; 
-lean_dec(x_1);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
-if (x_12 == 0)
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_8);
+if (x_9 == 0)
 {
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_8, 0);
+x_11 = lean_apply_1(x_1, x_10);
+lean_ctor_set(x_8, 0, x_11);
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
+lean_inc(x_12);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
+x_14 = lean_apply_1(x_1, x_12);
+x_15 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_13);
+return x_15;
 }
 }
 else
 {
-uint8_t x_20; 
-x_20 = !lean_is_exclusive(x_9);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-x_21 = !lean_is_exclusive(x_8);
-if (x_21 == 0)
-{
-lean_object* x_22; lean_object* x_23; uint8_t x_24; 
-x_22 = lean_ctor_get(x_9, 0);
-x_23 = lean_ctor_get(x_8, 0);
-lean_dec(x_23);
-x_24 = !lean_is_exclusive(x_22);
-if (x_24 == 0)
-{
-lean_object* x_25; lean_object* x_26; 
-x_25 = lean_ctor_get(x_22, 0);
-x_26 = lean_apply_1(x_1, x_25);
-lean_ctor_set(x_22, 0, x_26);
-return x_8;
-}
-else
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_27 = lean_ctor_get(x_22, 0);
-x_28 = lean_ctor_get(x_22, 1);
-lean_inc(x_28);
-lean_inc(x_27);
-lean_dec(x_22);
-x_29 = lean_apply_1(x_1, 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_28);
-lean_ctor_set(x_9, 0, x_30);
-return x_8;
-}
-}
-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; 
-x_31 = lean_ctor_get(x_9, 0);
-x_32 = lean_ctor_get(x_8, 1);
-lean_inc(x_32);
-lean_dec(x_8);
-x_33 = lean_ctor_get(x_31, 0);
-lean_inc(x_33);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-if (lean_is_exclusive(x_31)) {
- lean_ctor_release(x_31, 0);
- lean_ctor_release(x_31, 1);
- x_35 = x_31;
-} else {
- lean_dec_ref(x_31);
- x_35 = lean_box(0);
-}
-x_36 = lean_apply_1(x_1, x_33);
-if (lean_is_scalar(x_35)) {
- x_37 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_37 = x_35;
-}
-lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_9, 0, x_37);
-x_38 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_38, 0, x_9);
-lean_ctor_set(x_38, 1, x_32);
-return x_38;
-}
-}
-else
-{
-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_39 = lean_ctor_get(x_9, 0);
-lean_inc(x_39);
-lean_dec(x_9);
-x_40 = lean_ctor_get(x_8, 1);
-lean_inc(x_40);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- lean_ctor_release(x_8, 1);
- x_41 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_41 = lean_box(0);
-}
-x_42 = lean_ctor_get(x_39, 0);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_39, 1);
-lean_inc(x_43);
-if (lean_is_exclusive(x_39)) {
- lean_ctor_release(x_39, 0);
- lean_ctor_release(x_39, 1);
- x_44 = x_39;
-} else {
- lean_dec_ref(x_39);
- x_44 = lean_box(0);
-}
-x_45 = lean_apply_1(x_1, x_42);
-if (lean_is_scalar(x_44)) {
- x_46 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_46 = x_44;
-}
-lean_ctor_set(x_46, 0, x_45);
-lean_ctor_set(x_46, 1, x_43);
-x_47 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_47, 0, x_46);
-if (lean_is_scalar(x_41)) {
- x_48 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_48 = x_41;
-}
-lean_ctor_set(x_48, 0, x_47);
-lean_ctor_set(x_48, 1, x_40);
-return x_48;
-}
-}
-}
-else
-{
-uint8_t x_49; 
+uint8_t x_16; 
 lean_dec(x_1);
-x_49 = !lean_is_exclusive(x_8);
-if (x_49 == 0)
+x_16 = !lean_is_exclusive(x_8);
+if (x_16 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_50; lean_object* x_51; lean_object* x_52; 
-x_50 = lean_ctor_get(x_8, 0);
-x_51 = lean_ctor_get(x_8, 1);
-lean_inc(x_51);
-lean_inc(x_50);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_8, 0);
+x_18 = lean_ctor_get(x_8, 1);
+lean_inc(x_18);
+lean_inc(x_17);
 lean_dec(x_8);
-x_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;
+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;
 }
 }
 }
@@ -1066,134 +1122,162 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___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) {
 _start:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_8 = lean_ctor_get(x_3, 0);
-lean_dec(x_8);
-lean_ctor_set(x_3, 0, x_1);
-x_9 = lean_box(0);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_6);
+lean_object* x_11; lean_object* x_12; uint8_t x_13; 
+x_11 = lean_ctor_get(x_8, 0);
+lean_dec(x_11);
+lean_ctor_set(x_8, 0, x_1);
+x_12 = lean_io_ref_set(x_3, x_8, x_9);
+x_13 = !lean_is_exclusive(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_ctor_get(x_12, 0);
+lean_dec(x_14);
+x_15 = lean_box(0);
+lean_ctor_set(x_12, 0, x_15);
 return x_12;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_13 = lean_ctor_get(x_3, 1);
-x_14 = lean_ctor_get(x_3, 2);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_dec(x_3);
-x_15 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_15, 0, x_1);
-lean_ctor_set(x_15, 1, x_13);
-lean_ctor_set(x_15, 2, x_14);
-x_16 = lean_box(0);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_15);
-x_18 = lean_alloc_ctor(1, 1, 0);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_16 = lean_ctor_get(x_12, 1);
+lean_inc(x_16);
+lean_dec(x_12);
+x_17 = lean_box(0);
+x_18 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_6);
-return x_19;
+lean_ctor_set(x_18, 1, x_16);
+return x_18;
+}
+}
+else
+{
+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_19 = lean_ctor_get(x_8, 1);
+x_20 = lean_ctor_get(x_8, 2);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_dec(x_8);
+x_21 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_21, 0, x_1);
+lean_ctor_set(x_21, 1, x_19);
+lean_ctor_set(x_21, 2, x_20);
+x_22 = lean_io_ref_set(x_3, x_21, x_9);
+x_23 = lean_ctor_get(x_22, 1);
+lean_inc(x_23);
+if (lean_is_exclusive(x_22)) {
+ lean_ctor_release(x_22, 0);
+ lean_ctor_release(x_22, 1);
+ x_24 = x_22;
+} else {
+ lean_dec_ref(x_22);
+ x_24 = lean_box(0);
+}
+x_25 = lean_box(0);
+if (lean_is_scalar(x_24)) {
+ x_26 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_26 = x_24;
+}
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_23);
+return x_26;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___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:
 {
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_4);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; uint8_t x_11; 
-x_9 = lean_ctor_get(x_4, 0);
-x_10 = lean_apply_1(x_2, x_9);
-x_11 = !lean_is_exclusive(x_10);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = lean_io_ref_take(x_4, x_7);
+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_is_exclusive(x_9);
 if (x_11 == 0)
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_12 = lean_ctor_get(x_10, 1);
-lean_ctor_set(x_4, 0, x_12);
-lean_ctor_set(x_10, 1, x_4);
-x_13 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_13, 0, x_10);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_7);
-return x_14;
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_10, 0);
-x_16 = lean_ctor_get(x_10, 1);
-lean_inc(x_16);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; 
+x_12 = lean_ctor_get(x_9, 0);
+x_13 = lean_apply_1(x_2, x_12);
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_13, 1);
 lean_inc(x_15);
-lean_dec(x_10);
-lean_ctor_set(x_4, 0, x_16);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_15);
-lean_ctor_set(x_17, 1, x_4);
-x_18 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_7);
-return x_19;
+lean_dec(x_13);
+lean_ctor_set(x_9, 0, x_15);
+x_16 = lean_io_ref_set(x_4, x_9, x_10);
+x_17 = !lean_is_exclusive(x_16);
+if (x_17 == 0)
+{
+lean_object* x_18; 
+x_18 = lean_ctor_get(x_16, 0);
+lean_dec(x_18);
+lean_ctor_set(x_16, 0, x_14);
+return x_16;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; 
+x_19 = lean_ctor_get(x_16, 1);
+lean_inc(x_19);
+lean_dec(x_16);
+x_20 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_20, 0, x_14);
+lean_ctor_set(x_20, 1, x_19);
+return x_20;
 }
 }
 else
 {
-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; 
-x_20 = lean_ctor_get(x_4, 0);
-x_21 = lean_ctor_get(x_4, 1);
-x_22 = lean_ctor_get(x_4, 2);
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+x_21 = lean_ctor_get(x_9, 0);
+x_22 = lean_ctor_get(x_9, 1);
+x_23 = lean_ctor_get(x_9, 2);
+lean_inc(x_23);
 lean_inc(x_22);
 lean_inc(x_21);
-lean_inc(x_20);
-lean_dec(x_4);
-x_23 = lean_apply_1(x_2, x_20);
-x_24 = lean_ctor_get(x_23, 0);
-lean_inc(x_24);
-x_25 = lean_ctor_get(x_23, 1);
+lean_dec(x_9);
+x_24 = lean_apply_1(x_2, x_21);
+x_25 = lean_ctor_get(x_24, 0);
 lean_inc(x_25);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- x_26 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_26 = lean_box(0);
-}
+x_26 = lean_ctor_get(x_24, 1);
+lean_inc(x_26);
+lean_dec(x_24);
 x_27 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_27, 0, x_25);
-lean_ctor_set(x_27, 1, x_21);
-lean_ctor_set(x_27, 2, x_22);
-if (lean_is_scalar(x_26)) {
- x_28 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_22);
+lean_ctor_set(x_27, 2, x_23);
+x_28 = lean_io_ref_set(x_4, x_27, x_10);
+x_29 = lean_ctor_get(x_28, 1);
+lean_inc(x_29);
+if (lean_is_exclusive(x_28)) {
+ lean_ctor_release(x_28, 0);
+ lean_ctor_release(x_28, 1);
+ x_30 = x_28;
 } else {
- x_28 = x_26;
+ lean_dec_ref(x_28);
+ x_30 = lean_box(0);
 }
-lean_ctor_set(x_28, 0, x_24);
-lean_ctor_set(x_28, 1, x_27);
-x_29 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_29, 0, x_28);
-x_30 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_30, 0, x_29);
-lean_ctor_set(x_30, 1, x_7);
-return x_30;
+if (lean_is_scalar(x_30)) {
+ x_31 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_31 = x_30;
+}
+lean_ctor_set(x_31, 0, x_25);
+lean_ctor_set(x_31, 1, x_29);
+return x_31;
 }
 }
 }
@@ -1201,7 +1285,7 @@ lean_object* _init_l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___cl
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1___boxed), 4, 0);
+x_1 = lean_alloc_closure((void*)(l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1273,13 +1357,14 @@ x_1 = l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__7;
 return x_1;
 }
 }
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___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_StateT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(x_1, x_2, x_3, x_4);
+x_5 = l_StateRefT_get___at_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___spec__1(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1308,6 +1393,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___lambda__2(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -1319,6 +1405,7 @@ lean_object* x_8;
 x_8 = l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 return x_8;
 }
@@ -1326,18 +1413,35 @@ return x_8;
 lean_object* l_Lean_PrettyPrinter_Formatter_getStack___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_ctor_get(x_1, 2);
-lean_inc(x_5);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
+lean_object* x_5; uint8_t x_6; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = !lean_is_exclusive(x_5);
+if (x_6 == 0)
+{
+lean_object* x_7; lean_object* x_8; 
+x_7 = lean_ctor_get(x_5, 0);
+x_8 = lean_ctor_get(x_7, 2);
+lean_inc(x_8);
+lean_dec(x_7);
+lean_ctor_set(x_5, 0, x_8);
+return x_5;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_9 = lean_ctor_get(x_5, 0);
+x_10 = lean_ctor_get(x_5, 1);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_dec(x_5);
+x_11 = lean_ctor_get(x_9, 2);
+lean_inc(x_11);
+lean_dec(x_9);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_10);
+return x_12;
+}
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_getStack(lean_object* x_1) {
@@ -1355,6 +1459,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1370,130 +1475,32 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_getStackSize___rarg(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; uint8_t x_7; 
+lean_object* x_5; uint8_t x_6; 
 x_5 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_1, x_2, x_3, x_4);
-x_6 = lean_ctor_get(x_5, 0);
-lean_inc(x_6);
-x_7 = !lean_is_exclusive(x_6);
-if (x_7 == 0)
+x_6 = !lean_is_exclusive(x_5);
+if (x_6 == 0)
 {
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_5);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; uint8_t x_11; 
-x_9 = lean_ctor_get(x_6, 0);
-x_10 = lean_ctor_get(x_5, 0);
-lean_dec(x_10);
-x_11 = !lean_is_exclusive(x_9);
-if (x_11 == 0)
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_9, 0);
-x_13 = lean_array_get_size(x_12);
-lean_dec(x_12);
-lean_ctor_set(x_9, 0, x_13);
+lean_object* x_7; lean_object* x_8; 
+x_7 = lean_ctor_get(x_5, 0);
+x_8 = lean_array_get_size(x_7);
+lean_dec(x_7);
+lean_ctor_set(x_5, 0, x_8);
 return x_5;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; 
-x_14 = lean_ctor_get(x_9, 0);
-x_15 = lean_ctor_get(x_9, 1);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_9);
-x_16 = lean_array_get_size(x_14);
-lean_dec(x_14);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_15);
-lean_ctor_set(x_6, 0, x_17);
-return x_5;
-}
-}
-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; 
-x_18 = lean_ctor_get(x_6, 0);
-x_19 = lean_ctor_get(x_5, 1);
-lean_inc(x_19);
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_9 = lean_ctor_get(x_5, 0);
+x_10 = lean_ctor_get(x_5, 1);
+lean_inc(x_10);
+lean_inc(x_9);
 lean_dec(x_5);
-x_20 = lean_ctor_get(x_18, 0);
-lean_inc(x_20);
-x_21 = lean_ctor_get(x_18, 1);
-lean_inc(x_21);
-if (lean_is_exclusive(x_18)) {
- lean_ctor_release(x_18, 0);
- lean_ctor_release(x_18, 1);
- x_22 = x_18;
-} else {
- lean_dec_ref(x_18);
- x_22 = lean_box(0);
-}
-x_23 = lean_array_get_size(x_20);
-lean_dec(x_20);
-if (lean_is_scalar(x_22)) {
- x_24 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_24 = x_22;
-}
-lean_ctor_set(x_24, 0, x_23);
-lean_ctor_set(x_24, 1, x_21);
-lean_ctor_set(x_6, 0, x_24);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_6);
-lean_ctor_set(x_25, 1, x_19);
-return x_25;
-}
-}
-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; 
-x_26 = lean_ctor_get(x_6, 0);
-lean_inc(x_26);
-lean_dec(x_6);
-x_27 = lean_ctor_get(x_5, 1);
-lean_inc(x_27);
-if (lean_is_exclusive(x_5)) {
- lean_ctor_release(x_5, 0);
- lean_ctor_release(x_5, 1);
- x_28 = x_5;
-} else {
- lean_dec_ref(x_5);
- x_28 = lean_box(0);
-}
-x_29 = lean_ctor_get(x_26, 0);
-lean_inc(x_29);
-x_30 = lean_ctor_get(x_26, 1);
-lean_inc(x_30);
-if (lean_is_exclusive(x_26)) {
- lean_ctor_release(x_26, 0);
- lean_ctor_release(x_26, 1);
- x_31 = x_26;
-} else {
- lean_dec_ref(x_26);
- x_31 = lean_box(0);
-}
-x_32 = lean_array_get_size(x_29);
-lean_dec(x_29);
-if (lean_is_scalar(x_31)) {
- x_33 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_33 = x_31;
-}
-lean_ctor_set(x_33, 0, x_32);
-lean_ctor_set(x_33, 1, x_30);
-x_34 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_34, 0, x_33);
-if (lean_is_scalar(x_28)) {
- x_35 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_35 = x_28;
-}
-lean_ctor_set(x_35, 0, x_34);
-lean_ctor_set(x_35, 1, x_27);
-return x_35;
+x_11 = lean_array_get_size(x_9);
+lean_dec(x_9);
+x_12 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_12, 0, x_11);
+lean_ctor_set(x_12, 1, x_10);
+return x_12;
 }
 }
 }
@@ -1512,6 +1519,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Formatter_getStackSize___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1527,47 +1535,76 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_setStack(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_8 = lean_ctor_get(x_3, 2);
-lean_dec(x_8);
-lean_ctor_set(x_3, 2, x_1);
-x_9 = lean_box(0);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_6);
+lean_object* x_11; lean_object* x_12; uint8_t x_13; 
+x_11 = lean_ctor_get(x_8, 2);
+lean_dec(x_11);
+lean_ctor_set(x_8, 2, x_1);
+x_12 = lean_io_ref_set(x_3, x_8, x_9);
+x_13 = !lean_is_exclusive(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_ctor_get(x_12, 0);
+lean_dec(x_14);
+x_15 = lean_box(0);
+lean_ctor_set(x_12, 0, x_15);
 return x_12;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_13 = lean_ctor_get(x_3, 0);
-x_14 = lean_ctor_get(x_3, 1);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_dec(x_3);
-x_15 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_15, 0, x_13);
-lean_ctor_set(x_15, 1, x_14);
-lean_ctor_set(x_15, 2, x_1);
-x_16 = lean_box(0);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_15);
-x_18 = lean_alloc_ctor(1, 1, 0);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_16 = lean_ctor_get(x_12, 1);
+lean_inc(x_16);
+lean_dec(x_12);
+x_17 = lean_box(0);
+x_18 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_6);
-return x_19;
+lean_ctor_set(x_18, 1, x_16);
+return x_18;
+}
+}
+else
+{
+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_19 = lean_ctor_get(x_8, 0);
+x_20 = lean_ctor_get(x_8, 1);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_dec(x_8);
+x_21 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_21, 0, x_19);
+lean_ctor_set(x_21, 1, x_20);
+lean_ctor_set(x_21, 2, x_1);
+x_22 = lean_io_ref_set(x_3, x_21, x_9);
+x_23 = lean_ctor_get(x_22, 1);
+lean_inc(x_23);
+if (lean_is_exclusive(x_22)) {
+ lean_ctor_release(x_22, 0);
+ lean_ctor_release(x_22, 1);
+ x_24 = x_22;
+} else {
+ lean_dec_ref(x_22);
+ x_24 = lean_box(0);
+}
+x_25 = lean_box(0);
+if (lean_is_scalar(x_24)) {
+ x_26 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_26 = x_24;
+}
+lean_ctor_set(x_26, 0, x_25);
+lean_ctor_set(x_26, 1, x_23);
+return x_26;
 }
 }
 }
@@ -1578,6 +1615,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_setStack(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -1585,50 +1623,79 @@ return x_7;
 lean_object* l_Lean_PrettyPrinter_Formatter_push(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_8 = lean_ctor_get(x_3, 2);
-x_9 = lean_array_push(x_8, x_1);
-lean_ctor_set(x_3, 2, x_9);
-x_10 = lean_box(0);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_3);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_6);
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_11 = lean_ctor_get(x_8, 2);
+x_12 = lean_array_push(x_11, x_1);
+lean_ctor_set(x_8, 2, x_12);
+x_13 = lean_io_ref_set(x_3, x_8, x_9);
+x_14 = !lean_is_exclusive(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_13, 0);
+lean_dec(x_15);
+x_16 = lean_box(0);
+lean_ctor_set(x_13, 0, x_16);
 return x_13;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_14 = lean_ctor_get(x_3, 0);
-x_15 = lean_ctor_get(x_3, 1);
-x_16 = lean_ctor_get(x_3, 2);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_3);
-x_17 = lean_array_push(x_16, x_1);
-x_18 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_18, 0, x_14);
-lean_ctor_set(x_18, 1, x_15);
-lean_ctor_set(x_18, 2, x_17);
-x_19 = lean_box(0);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_18);
-x_21 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_21, 0, x_20);
-x_22 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_6);
-return x_22;
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 1);
+lean_inc(x_17);
+lean_dec(x_13);
+x_18 = lean_box(0);
+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+return x_19;
+}
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_20 = lean_ctor_get(x_8, 0);
+x_21 = lean_ctor_get(x_8, 1);
+x_22 = lean_ctor_get(x_8, 2);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_8);
+x_23 = lean_array_push(x_22, x_1);
+x_24 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_24, 0, x_20);
+lean_ctor_set(x_24, 1, x_21);
+lean_ctor_set(x_24, 2, x_23);
+x_25 = lean_io_ref_set(x_3, x_24, x_9);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+if (lean_is_exclusive(x_25)) {
+ lean_ctor_release(x_25, 0);
+ lean_ctor_release(x_25, 1);
+ x_27 = x_25;
+} else {
+ lean_dec_ref(x_25);
+ x_27 = lean_box(0);
+}
+x_28 = lean_box(0);
+if (lean_is_scalar(x_27)) {
+ x_29 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_29 = x_27;
+}
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_26);
+return x_29;
 }
 }
 }
@@ -1639,193 +1706,299 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_push(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = lean_ctor_get(x_5, 0);
+lean_inc(x_6);
+x_7 = lean_ctor_get(x_6, 0);
+lean_inc(x_7);
+lean_dec(x_6);
+x_8 = !lean_is_exclusive(x_5);
+if (x_8 == 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; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = l_Lean_Syntax_Traverser_left(x_6);
-lean_ctor_set(x_1, 0, x_7);
-x_8 = lean_box(0);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_5, 0);
+lean_dec(x_9);
+x_10 = lean_ctor_get(x_7, 0);
+lean_inc(x_10);
+lean_dec(x_7);
+lean_ctor_set(x_5, 0, x_10);
+return x_5;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_5, 1);
+lean_inc(x_11);
+lean_dec(x_5);
+x_12 = lean_ctor_get(x_7, 0);
+lean_inc(x_12);
+lean_dec(x_7);
+x_13 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_11);
+return x_13;
+}
+}
+}
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed), 4, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(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; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 0)
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_6, 0);
+x_10 = l_Lean_Syntax_Traverser_left(x_9);
+lean_ctor_set(x_6, 0, x_10);
+x_11 = lean_io_ref_set(x_1, x_6, x_7);
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+lean_dec(x_13);
+x_14 = lean_box(0);
+lean_ctor_set(x_11, 0, x_14);
 return x_11;
 }
 else
 {
-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_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 1);
-x_14 = lean_ctor_get(x_1, 2);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_15 = l_Lean_Syntax_Traverser_left(x_12);
-x_16 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_13);
-lean_ctor_set(x_16, 2, x_14);
-x_17 = lean_box(0);
-x_18 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_16);
-x_19 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_19, 0, x_18);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_4);
-return x_20;
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_11, 1);
+lean_inc(x_15);
+lean_dec(x_11);
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+x_20 = lean_ctor_get(x_6, 2);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_21 = l_Lean_Syntax_Traverser_left(x_18);
+x_22 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_19);
+lean_ctor_set(x_22, 2, x_20);
+x_23 = lean_io_ref_set(x_1, x_22, x_7);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+if (lean_is_exclusive(x_23)) {
+ lean_ctor_release(x_23, 0);
+ lean_ctor_release(x_23, 1);
+ x_25 = x_23;
+} else {
+ lean_dec_ref(x_23);
+ x_25 = lean_box(0);
+}
+x_26 = lean_box(0);
+if (lean_is_scalar(x_25)) {
+ x_27 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_27 = x_25;
+}
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_24);
+return x_27;
 }
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(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; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-x_5 = lean_ctor_get(x_1, 0);
-lean_inc(x_5);
-x_6 = lean_ctor_get(x_5, 0);
-lean_inc(x_6);
-lean_dec(x_5);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_1);
-x_8 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_8, 0, x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-}
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed), 4, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed), 4, 0);
 return x_2;
 }
 }
 lean_object* l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__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:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_8 = lean_ctor_get(x_3, 0);
-x_9 = l_Lean_Syntax_Traverser_down(x_8, x_1);
-lean_ctor_set(x_3, 0, x_9);
-x_10 = lean_box(0);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_3);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_6);
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_11 = lean_ctor_get(x_8, 0);
+x_12 = l_Lean_Syntax_Traverser_down(x_11, x_1);
+lean_ctor_set(x_8, 0, x_12);
+x_13 = lean_io_ref_set(x_3, x_8, x_9);
+x_14 = !lean_is_exclusive(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_13, 0);
+lean_dec(x_15);
+x_16 = lean_box(0);
+lean_ctor_set(x_13, 0, x_16);
 return x_13;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_14 = lean_ctor_get(x_3, 0);
-x_15 = lean_ctor_get(x_3, 1);
-x_16 = lean_ctor_get(x_3, 2);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_3);
-x_17 = l_Lean_Syntax_Traverser_down(x_14, x_1);
-x_18 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_15);
-lean_ctor_set(x_18, 2, x_16);
-x_19 = lean_box(0);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_18);
-x_21 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_21, 0, x_20);
-x_22 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_6);
-return x_22;
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 1);
+lean_inc(x_17);
+lean_dec(x_13);
+x_18 = lean_box(0);
+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+return x_19;
+}
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_20 = lean_ctor_get(x_8, 0);
+x_21 = lean_ctor_get(x_8, 1);
+x_22 = lean_ctor_get(x_8, 2);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_8);
+x_23 = l_Lean_Syntax_Traverser_down(x_20, x_1);
+x_24 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_24, 0, x_23);
+lean_ctor_set(x_24, 1, x_21);
+lean_ctor_set(x_24, 2, x_22);
+x_25 = lean_io_ref_set(x_3, x_24, x_9);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+if (lean_is_exclusive(x_25)) {
+ lean_ctor_release(x_25, 0);
+ lean_ctor_release(x_25, 1);
+ x_27 = x_25;
+} else {
+ lean_dec_ref(x_25);
+ x_27 = lean_box(0);
+}
+x_28 = lean_box(0);
+if (lean_is_scalar(x_27)) {
+ x_29 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_29 = x_27;
+}
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_26);
+return x_29;
 }
 }
 }
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 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; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = l_Lean_Syntax_Traverser_up(x_6);
-lean_ctor_set(x_1, 0, x_7);
-x_8 = lean_box(0);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_6, 0);
+x_10 = l_Lean_Syntax_Traverser_up(x_9);
+lean_ctor_set(x_6, 0, x_10);
+x_11 = lean_io_ref_set(x_1, x_6, x_7);
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+lean_dec(x_13);
+x_14 = lean_box(0);
+lean_ctor_set(x_11, 0, x_14);
 return x_11;
 }
 else
 {
-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_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 1);
-x_14 = lean_ctor_get(x_1, 2);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_15 = l_Lean_Syntax_Traverser_up(x_12);
-x_16 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_13);
-lean_ctor_set(x_16, 2, x_14);
-x_17 = lean_box(0);
-x_18 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_16);
-x_19 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_19, 0, x_18);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_4);
-return x_20;
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_11, 1);
+lean_inc(x_15);
+lean_dec(x_11);
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+x_20 = lean_ctor_get(x_6, 2);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_21 = l_Lean_Syntax_Traverser_up(x_18);
+x_22 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_22, 0, x_21);
+lean_ctor_set(x_22, 1, x_19);
+lean_ctor_set(x_22, 2, x_20);
+x_23 = lean_io_ref_set(x_1, x_22, x_7);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+if (lean_is_exclusive(x_23)) {
+ lean_ctor_release(x_23, 0);
+ lean_ctor_release(x_23, 1);
+ x_25 = x_23;
+} else {
+ lean_dec_ref(x_23);
+ x_25 = lean_box(0);
+}
+x_26 = lean_box(0);
+if (lean_is_scalar(x_25)) {
+ x_27 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_27 = x_25;
+}
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_24);
+return x_27;
 }
 }
 }
@@ -1840,281 +2013,125 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_visitArgs(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_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; uint8_t x_27; 
-x_18 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-lean_dec(x_19);
-x_21 = lean_ctor_get(x_18, 1);
-lean_inc(x_21);
-lean_dec(x_18);
-x_22 = lean_ctor_get(x_20, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = l_Lean_Syntax_getArgs(x_22);
-lean_dec(x_22);
-x_25 = lean_array_get_size(x_24);
-lean_dec(x_24);
-x_26 = lean_unsigned_to_nat(0u);
-x_27 = lean_nat_dec_lt(x_26, x_25);
-if (x_27 == 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; uint8_t x_13; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = l_Lean_Syntax_getArgs(x_8);
+lean_dec(x_8);
+x_11 = lean_array_get_size(x_10);
+lean_dec(x_10);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = lean_nat_dec_lt(x_12, x_11);
+if (x_13 == 0)
 {
-lean_object* x_28; 
-lean_dec(x_25);
+lean_object* x_14; 
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_28 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_23, x_4, x_5, x_21);
+x_14 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_9);
 lean_dec(x_5);
 lean_dec(x_4);
-return x_28;
+lean_dec(x_3);
+return x_14;
 }
 else
 {
-lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_29 = lean_unsigned_to_nat(1u);
-x_30 = lean_nat_sub(x_25, x_29);
-lean_dec(x_25);
-x_31 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__3(x_30, x_2, x_23, x_4, x_5, x_21);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_32, 0);
-lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_ctor_get(x_33, 1);
-lean_inc(x_35);
-lean_dec(x_33);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_sub(x_11, x_15);
+lean_dec(x_11);
+x_17 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__3(x_16, x_2, x_3, x_4, x_5, x_9);
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
 lean_inc(x_5);
 lean_inc(x_4);
-x_36 = lean_apply_5(x_1, x_2, x_35, x_4, x_5, x_34);
-if (lean_obj_tag(x_36) == 0)
+lean_inc(x_3);
+x_19 = lean_apply_5(x_1, x_2, x_3, x_4, x_5, x_18);
+if (lean_obj_tag(x_19) == 0)
 {
-lean_object* x_37; 
-x_37 = lean_ctor_get(x_36, 0);
-lean_inc(x_37);
-if (lean_obj_tag(x_37) == 0)
-{
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_36, 1);
-lean_inc(x_38);
-lean_dec(x_36);
-x_39 = !lean_is_exclusive(x_37);
-if (x_39 == 0)
-{
-x_7 = x_37;
-x_8 = x_38;
-goto block_17;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_37, 0);
-lean_inc(x_40);
-lean_dec(x_37);
-x_41 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_41, 0, x_40);
-x_7 = x_41;
-x_8 = x_38;
-goto block_17;
-}
-}
-else
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_42 = lean_ctor_get(x_37, 0);
-lean_inc(x_42);
-lean_dec(x_37);
-x_43 = lean_ctor_get(x_36, 1);
-lean_inc(x_43);
-lean_dec(x_36);
-x_44 = lean_ctor_get(x_42, 0);
-lean_inc(x_44);
-x_45 = lean_ctor_get(x_42, 1);
-lean_inc(x_45);
-lean_dec(x_42);
-x_46 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___rarg(x_45, x_4, x_5, x_43);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = !lean_is_exclusive(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; lean_object* x_50; uint8_t x_51; 
-x_49 = lean_ctor_get(x_47, 0);
-x_50 = lean_ctor_get(x_46, 1);
-lean_inc(x_50);
-lean_dec(x_46);
-x_51 = !lean_is_exclusive(x_49);
-if (x_51 == 0)
-{
-lean_object* x_52; 
-x_52 = lean_ctor_get(x_49, 0);
-lean_dec(x_52);
-lean_ctor_set(x_49, 0, x_44);
-x_7 = x_47;
-x_8 = x_50;
-goto block_17;
-}
-else
-{
-lean_object* x_53; lean_object* x_54; 
-x_53 = lean_ctor_get(x_49, 1);
-lean_inc(x_53);
-lean_dec(x_49);
-x_54 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_54, 0, x_44);
-lean_ctor_set(x_54, 1, x_53);
-lean_ctor_set(x_47, 0, x_54);
-x_7 = x_47;
-x_8 = x_50;
-goto block_17;
-}
-}
-else
-{
-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_55 = lean_ctor_get(x_47, 0);
-lean_inc(x_55);
-lean_dec(x_47);
-x_56 = lean_ctor_get(x_46, 1);
-lean_inc(x_56);
-lean_dec(x_46);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-if (lean_is_exclusive(x_55)) {
- lean_ctor_release(x_55, 0);
- lean_ctor_release(x_55, 1);
- x_58 = x_55;
-} else {
- lean_dec_ref(x_55);
- x_58 = lean_box(0);
-}
-if (lean_is_scalar(x_58)) {
- x_59 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_59 = x_58;
-}
-lean_ctor_set(x_59, 0, x_44);
-lean_ctor_set(x_59, 1, x_57);
-x_60 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_60, 0, x_59);
-x_7 = x_60;
-x_8 = x_56;
-goto block_17;
-}
-}
-}
-else
-{
-uint8_t x_61; 
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+x_20 = lean_ctor_get(x_19, 1);
+lean_inc(x_20);
+lean_dec(x_19);
+x_21 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___rarg(x_3, x_4, x_5, x_20);
+x_22 = lean_ctor_get(x_21, 1);
+lean_inc(x_22);
+lean_dec(x_21);
+x_23 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_22);
 lean_dec(x_5);
 lean_dec(x_4);
-x_61 = !lean_is_exclusive(x_36);
-if (x_61 == 0)
-{
-return x_36;
+lean_dec(x_3);
+return x_23;
 }
 else
 {
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_36, 0);
-x_63 = lean_ctor_get(x_36, 1);
-lean_inc(x_63);
-lean_inc(x_62);
-lean_dec(x_36);
-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;
-}
-}
-}
-block_17:
-{
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_9; 
+uint8_t x_24; 
 lean_dec(x_5);
 lean_dec(x_4);
-x_9 = !lean_is_exclusive(x_7);
-if (x_9 == 0)
+lean_dec(x_3);
+x_24 = !lean_is_exclusive(x_19);
+if (x_24 == 0)
 {
-lean_object* x_10; 
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_7);
-lean_ctor_set(x_10, 1, x_8);
-return x_10;
+return x_19;
 }
 else
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_11 = lean_ctor_get(x_7, 0);
-lean_inc(x_11);
-lean_dec(x_7);
-x_12 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_8);
-return x_13;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_7, 0);
-lean_inc(x_14);
-lean_dec(x_7);
-x_15 = lean_ctor_get(x_14, 1);
-lean_inc(x_15);
-lean_dec(x_14);
-x_16 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_15, x_4, x_5, x_8);
-lean_dec(x_5);
-lean_dec(x_4);
-return x_16;
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_19, 0);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_inc(x_25);
+lean_dec(x_19);
+x_27 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_27, 0, x_25);
+lean_ctor_set(x_27, 1, x_26);
+return x_27;
 }
 }
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+}
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___boxed(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___boxed(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(x_1);
+x_2 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1(x_1);
 lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___boxed(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___boxed(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(x_1);
+x_2 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2(x_1);
 lean_dec(x_1);
 return x_2;
 }
@@ -2126,6 +2143,7 @@ lean_object* x_7;
 x_7 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__3(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -2137,6 +2155,7 @@ lean_object* x_5;
 x_5 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__4___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -2152,154 +2171,71 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_fold(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_8 = l_Lean_PrettyPrinter_Formatter_getStackSize___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
-x_14 = lean_apply_5(x_2, x_3, x_13, x_5, x_6, x_11);
-if (lean_obj_tag(x_14) == 0)
+x_11 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_11) == 0)
 {
-lean_object* x_15; 
-x_15 = lean_ctor_get(x_14, 0);
-lean_inc(x_15);
-if (lean_obj_tag(x_15) == 0)
-{
-uint8_t x_16; 
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_1);
-x_16 = !lean_is_exclusive(x_14);
-if (x_16 == 0)
-{
-lean_object* x_17; uint8_t x_18; 
-x_17 = lean_ctor_get(x_14, 0);
-lean_dec(x_17);
-x_18 = !lean_is_exclusive(x_15);
-if (x_18 == 0)
-{
-return x_14;
-}
-else
-{
-lean_object* x_19; lean_object* x_20; 
-x_19 = lean_ctor_get(x_15, 0);
-lean_inc(x_19);
-lean_dec(x_15);
-x_20 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_14, 0, x_20);
-return x_14;
-}
-}
-else
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_21 = lean_ctor_get(x_14, 1);
-lean_inc(x_21);
-lean_dec(x_14);
-x_22 = lean_ctor_get(x_15, 0);
-lean_inc(x_22);
-if (lean_is_exclusive(x_15)) {
- lean_ctor_release(x_15, 0);
- x_23 = x_15;
-} else {
- lean_dec_ref(x_15);
- x_23 = lean_box(0);
-}
-if (lean_is_scalar(x_23)) {
- x_24 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_24 = x_23;
-}
-lean_ctor_set(x_24, 0, x_22);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_21);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
-x_26 = lean_ctor_get(x_15, 0);
-lean_inc(x_26);
-lean_dec(x_15);
-x_27 = lean_ctor_get(x_14, 1);
-lean_inc(x_27);
-lean_dec(x_14);
-x_28 = lean_ctor_get(x_26, 1);
-lean_inc(x_28);
-lean_dec(x_26);
-x_29 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_28, x_5, x_6, x_27);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-lean_dec(x_30);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_31, 0);
-lean_inc(x_33);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_array_get_size(x_33);
+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_12 = lean_ctor_get(x_11, 1);
 lean_inc(x_12);
-x_36 = l_Array_extract___rarg(x_33, x_12, x_35);
-lean_dec(x_35);
-x_37 = lean_apply_1(x_1, x_36);
-x_38 = l_Array_shrink___main___rarg(x_33, x_12);
-lean_dec(x_12);
-x_39 = lean_array_push(x_38, x_37);
-x_40 = l_Lean_PrettyPrinter_Formatter_setStack(x_39, x_3, x_34, x_5, x_6, x_32);
+lean_dec(x_11);
+x_13 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_4, x_5, x_6, x_12);
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_13, 1);
+lean_inc(x_15);
+lean_dec(x_13);
+x_16 = lean_array_get_size(x_14);
+lean_inc(x_9);
+x_17 = l_Array_extract___rarg(x_14, x_9, x_16);
+lean_dec(x_16);
+x_18 = lean_apply_1(x_1, x_17);
+x_19 = l_Array_shrink___main___rarg(x_14, x_9);
+lean_dec(x_9);
+x_20 = lean_array_push(x_19, x_18);
+x_21 = l_Lean_PrettyPrinter_Formatter_setStack(x_20, x_3, x_4, x_5, x_6, x_15);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
-return x_40;
-}
+return x_21;
 }
 else
 {
-uint8_t x_41; 
-lean_dec(x_12);
+uint8_t x_22; 
+lean_dec(x_9);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_41 = !lean_is_exclusive(x_14);
-if (x_41 == 0)
+x_22 = !lean_is_exclusive(x_11);
+if (x_22 == 0)
 {
-return x_14;
+return x_11;
 }
 else
 {
-lean_object* x_42; lean_object* x_43; lean_object* x_44; 
-x_42 = lean_ctor_get(x_14, 0);
-x_43 = lean_ctor_get(x_14, 1);
-lean_inc(x_43);
-lean_inc(x_42);
-lean_dec(x_14);
-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;
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_23 = lean_ctor_get(x_11, 0);
+x_24 = lean_ctor_get(x_11, 1);
+lean_inc(x_24);
+lean_inc(x_23);
+lean_dec(x_11);
+x_25 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_25, 0, x_23);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
 }
 }
 }
@@ -2360,65 +2296,8 @@ _start:
 {
 lean_object* x_7; 
 x_7 = lean_apply_3(x_1, x_4, x_5, x_6);
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_7);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_9 = lean_ctor_get(x_7, 0);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_7, 0, x_11);
 return x_7;
 }
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_12 = lean_ctor_get(x_7, 0);
-x_13 = lean_ctor_get(x_7, 1);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_7);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_12);
-lean_ctor_set(x_14, 1, x_3);
-x_15 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_15, 0, x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_13);
-return x_16;
-}
-}
-else
-{
-uint8_t x_17; 
-lean_dec(x_3);
-x_17 = !lean_is_exclusive(x_7);
-if (x_17 == 0)
-{
-return x_7;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_18 = lean_ctor_get(x_7, 0);
-x_19 = lean_ctor_get(x_7, 1);
-lean_inc(x_19);
-lean_inc(x_18);
-lean_dec(x_7);
-x_20 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_20, 0, x_18);
-lean_ctor_set(x_20, 1, x_19);
-return x_20;
-}
-}
-}
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_liftCoreM(lean_object* x_1) {
 _start:
@@ -2433,99 +2312,54 @@ _start:
 {
 lean_object* x_7; 
 x_7 = l_Lean_PrettyPrinter_Formatter_liftCoreM___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = l_Lean_Core_getEnv___rarg(x_3, x_4);
-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_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_1);
-x_9 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_5, 0, x_9);
-return x_5;
-}
-else
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_10 = lean_ctor_get(x_5, 0);
-x_11 = lean_ctor_get(x_5, 1);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_dec(x_5);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_10);
-lean_ctor_set(x_12, 1, x_1);
-x_13 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_11);
-return x_14;
+lean_object* x_3; 
+x_3 = l_Lean_Core_getEnv___rarg(x_1, x_2);
+return x_3;
 }
 }
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed), 4, 0);
-return x_2;
+lean_object* x_4; 
+x_4 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed), 2, 0);
+return x_4;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___rarg___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_getEnv___rarg(x_1, x_2, x_3, x_4);
+lean_object* x_3; 
+x_3 = l_Lean_PrettyPrinter_Formatter_getEnv___rarg(x_1, x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_PrettyPrinter_Formatter_getEnv(x_1, x_2, x_3);
 lean_dec(x_3);
 lean_dec(x_2);
-return x_5;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_getEnv___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_getEnv(x_1);
 lean_dec(x_1);
-return x_2;
+return x_4;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_throwError___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_7; uint8_t x_8; 
+lean_object* x_7; 
 x_7 = l_Lean_Core_throwError___rarg(x_1, x_4, x_5, x_6);
-x_8 = !lean_is_exclusive(x_7);
-if (x_8 == 0)
-{
 return x_7;
 }
-else
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_9 = lean_ctor_get(x_7, 0);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_dec(x_7);
-x_11 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_11, 0, x_9);
-lean_ctor_set(x_11, 1, x_10);
-return x_11;
-}
-}
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_throwError(lean_object* x_1) {
 _start:
@@ -2550,81 +2384,137 @@ return x_7;
 lean_object* l_Lean_PrettyPrinter_Formatter_orelse_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = lean_io_ref_get(x_4, x_7);
+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);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_8 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_8) == 0)
+x_11 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_11) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
-{
-lean_object* x_10; lean_object* x_11; 
 lean_dec(x_9);
-x_10 = lean_ctor_get(x_8, 1);
-lean_inc(x_10);
-lean_dec(x_8);
-x_11 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_10);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
 return x_11;
 }
 else
 {
-uint8_t x_12; 
+lean_object* x_12; 
+x_12 = lean_ctor_get(x_11, 0);
+lean_inc(x_12);
+if (lean_obj_tag(x_12) == 0)
+{
+uint8_t x_13; 
+lean_dec(x_9);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_12 = !lean_is_exclusive(x_8);
-if (x_12 == 0)
+x_13 = !lean_is_exclusive(x_11);
+if (x_13 == 0)
 {
-lean_object* x_13; 
-x_13 = lean_ctor_get(x_8, 0);
-lean_dec(x_13);
-return x_8;
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_11, 0);
+lean_dec(x_14);
+return x_11;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; 
-x_14 = lean_ctor_get(x_8, 1);
-lean_inc(x_14);
-lean_dec(x_8);
-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;
-}
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_11, 1);
+lean_inc(x_15);
+lean_dec(x_11);
+x_16 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_16, 0, x_12);
+lean_ctor_set(x_16, 1, x_15);
+return x_16;
 }
 }
 else
 {
-uint8_t x_16; 
+uint8_t x_17; 
+x_17 = !lean_is_exclusive(x_11);
+if (x_17 == 0)
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; 
+x_18 = lean_ctor_get(x_11, 1);
+x_19 = lean_ctor_get(x_11, 0);
+lean_dec(x_19);
+x_20 = lean_ctor_get(x_12, 0);
+lean_inc(x_20);
+x_21 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_22 = lean_nat_dec_eq(x_21, x_20);
+lean_dec(x_20);
+if (x_22 == 0)
+{
+lean_dec(x_9);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_16 = !lean_is_exclusive(x_8);
-if (x_16 == 0)
-{
-return x_8;
+return x_11;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_17 = lean_ctor_get(x_8, 0);
-x_18 = lean_ctor_get(x_8, 1);
-lean_inc(x_18);
-lean_inc(x_17);
-lean_dec(x_8);
-x_19 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_19, 0, x_17);
-lean_ctor_set(x_19, 1, x_18);
-return x_19;
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_free_object(x_11);
+lean_dec(x_12);
+x_23 = lean_io_ref_set(x_4, x_9, x_18);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+lean_dec(x_23);
+x_25 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; uint8_t x_29; 
+x_26 = lean_ctor_get(x_11, 1);
+lean_inc(x_26);
+lean_dec(x_11);
+x_27 = lean_ctor_get(x_12, 0);
+lean_inc(x_27);
+x_28 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_29 = lean_nat_dec_eq(x_28, x_27);
+lean_dec(x_27);
+if (x_29 == 0)
+{
+lean_object* x_30; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_12);
+lean_ctor_set(x_30, 1, x_26);
+return x_30;
+}
+else
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+lean_dec(x_12);
+x_31 = lean_io_ref_set(x_4, x_9, x_26);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_32);
+return x_33;
+}
+}
 }
 }
 }
@@ -2670,53 +2560,45 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_formatterForKind(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_7 = l_Lean_PrettyPrinter_Formatter_getEnv___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_7 = l_Lean_Core_getEnv___rarg(x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_PrettyPrinter_formatterAttribute;
-x_14 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_13, x_11, x_1);
-lean_dec(x_11);
-if (lean_obj_tag(x_14) == 0)
+x_10 = l_Lean_PrettyPrinter_formatterAttribute;
+x_11 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_10, x_8, x_1);
+lean_dec(x_8);
+if (lean_obj_tag(x_11) == 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; 
-x_15 = lean_alloc_ctor(4, 1, 0);
-lean_ctor_set(x_15, 0, x_1);
-x_16 = l_Lean_PrettyPrinter_Formatter_formatterForKind___closed__3;
-x_17 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_15);
-x_18 = l_Lean_Core_getConstInfo___closed__5;
-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 = l_Lean_PrettyPrinter_Formatter_throwError___rarg(x_19, x_2, x_12, x_4, x_5, x_10);
+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_3);
+lean_dec(x_2);
+x_12 = lean_alloc_ctor(4, 1, 0);
+lean_ctor_set(x_12, 0, x_1);
+x_13 = l_Lean_PrettyPrinter_Formatter_formatterForKind___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 = l_Lean_Core_getConstInfo___closed__5;
+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 = l_Lean_Core_throwError___rarg(x_16, x_4, x_5, x_9);
 lean_dec(x_5);
 lean_dec(x_4);
-lean_dec(x_12);
-lean_dec(x_2);
-return x_20;
+return x_17;
 }
 else
 {
-lean_object* x_21; lean_object* x_22; 
+lean_object* x_18; lean_object* x_19; 
 lean_dec(x_1);
-x_21 = lean_ctor_get(x_14, 0);
-lean_inc(x_21);
-lean_dec(x_14);
-x_22 = lean_apply_5(x_21, x_2, x_12, x_4, x_5, x_10);
-return x_22;
+x_18 = lean_ctor_get(x_11, 0);
+lean_inc(x_18);
+lean_dec(x_11);
+x_19 = lean_apply_5(x_18, x_2, x_3, x_4, x_5, x_9);
+return x_19;
 }
 }
 }
@@ -2737,138 +2619,66 @@ x_9 = lean_nat_dec_lt(x_2, x_8);
 lean_dec(x_8);
 if (x_9 == 0)
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+lean_object* x_10; lean_object* x_11; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 x_10 = lean_box(0);
 x_11 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_7);
-return x_13;
+lean_ctor_set(x_11, 1, x_7);
+return x_11;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_array_fget(x_1, x_2);
-x_15 = l_Lean_Syntax_getKind(x_14);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_array_fget(x_1, x_2);
+x_13 = l_Lean_Syntax_getKind(x_12);
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
-x_16 = l_Lean_PrettyPrinter_Formatter_formatterForKind(x_15, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_16) == 0)
+x_14 = l_Lean_PrettyPrinter_Formatter_formatterForKind(x_13, x_3, x_4, x_5, x_6, x_7);
+if (lean_obj_tag(x_14) == 0)
 {
-lean_object* x_17; 
-x_17 = lean_ctor_get(x_16, 0);
-lean_inc(x_17);
-if (lean_obj_tag(x_17) == 0)
-{
-uint8_t x_18; 
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+lean_dec(x_14);
+x_16 = lean_unsigned_to_nat(1u);
+x_17 = lean_nat_add(x_2, x_16);
 lean_dec(x_2);
-x_18 = !lean_is_exclusive(x_16);
-if (x_18 == 0)
-{
-lean_object* x_19; uint8_t x_20; 
-x_19 = lean_ctor_get(x_16, 0);
-lean_dec(x_19);
-x_20 = !lean_is_exclusive(x_17);
-if (x_20 == 0)
-{
-return x_16;
-}
-else
-{
-lean_object* x_21; lean_object* x_22; 
-x_21 = lean_ctor_get(x_17, 0);
-lean_inc(x_21);
-lean_dec(x_17);
-x_22 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_16, 0, x_22);
-return x_16;
-}
-}
-else
-{
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_23 = lean_ctor_get(x_16, 1);
-lean_inc(x_23);
-lean_dec(x_16);
-x_24 = lean_ctor_get(x_17, 0);
-lean_inc(x_24);
-if (lean_is_exclusive(x_17)) {
- lean_ctor_release(x_17, 0);
- x_25 = x_17;
-} else {
- lean_dec_ref(x_17);
- x_25 = lean_box(0);
-}
-if (lean_is_scalar(x_25)) {
- x_26 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_26 = x_25;
-}
-lean_ctor_set(x_26, 0, x_24);
-x_27 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_27, 0, x_26);
-lean_ctor_set(x_27, 1, x_23);
-return x_27;
-}
-}
-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, 0);
-lean_inc(x_28);
-lean_dec(x_17);
-x_29 = lean_ctor_get(x_16, 1);
-lean_inc(x_29);
-lean_dec(x_16);
-x_30 = lean_ctor_get(x_28, 1);
-lean_inc(x_30);
-lean_dec(x_28);
-x_31 = lean_unsigned_to_nat(1u);
-x_32 = lean_nat_add(x_2, x_31);
-lean_dec(x_2);
-x_2 = x_32;
-x_4 = x_30;
-x_7 = x_29;
+x_2 = x_17;
+x_7 = x_15;
 goto _start;
 }
-}
 else
 {
-uint8_t x_34; 
+uint8_t x_19; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_34 = !lean_is_exclusive(x_16);
-if (x_34 == 0)
+x_19 = !lean_is_exclusive(x_14);
+if (x_19 == 0)
 {
-return x_16;
+return x_14;
 }
 else
 {
-lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-x_35 = lean_ctor_get(x_16, 0);
-x_36 = lean_ctor_get(x_16, 1);
-lean_inc(x_36);
-lean_inc(x_35);
-lean_dec(x_16);
-x_37 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_37, 0, x_35);
-lean_ctor_set(x_37, 1, x_36);
-return x_37;
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_14, 0);
+x_21 = lean_ctor_get(x_14, 1);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_14);
+x_22 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_22, 0, x_20);
+lean_ctor_set(x_22, 1, x_21);
+return x_22;
 }
 }
 }
@@ -2967,112 +2777,45 @@ _start:
 lean_object* x_8; 
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
 x_8 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
+lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
+x_10 = lean_ctor_get(x_8, 1);
+lean_inc(x_10);
+lean_dec(x_8);
+x_11 = lean_apply_6(x_2, x_9, x_3, x_4, x_5, x_6, x_10);
+return x_11;
+}
+else
 {
-uint8_t x_10; 
+uint8_t x_12; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
+x_12 = !lean_is_exclusive(x_8);
 if (x_12 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_13 = lean_ctor_get(x_8, 0);
+x_14 = lean_ctor_get(x_8, 1);
+lean_inc(x_14);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_20 = lean_ctor_get(x_9, 0);
-lean_inc(x_20);
-lean_dec(x_9);
-x_21 = lean_ctor_get(x_8, 1);
-lean_inc(x_21);
-lean_dec(x_8);
-x_22 = lean_ctor_get(x_20, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = lean_apply_6(x_2, x_22, x_3, x_23, x_5, x_6, x_21);
-return x_24;
-}
-}
-else
-{
-uint8_t x_25; 
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-x_25 = !lean_is_exclusive(x_8);
-if (x_25 == 0)
-{
-return x_8;
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_8, 0);
-x_27 = lean_ctor_get(x_8, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_8);
-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;
+x_15 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_15, 0, x_13);
+lean_ctor_set(x_15, 1, x_14);
+return x_15;
 }
 }
 }
@@ -3106,7 +2849,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__1;
-x_2 = lean_unsigned_to_nat(214u);
+x_2 = lean_unsigned_to_nat(223u);
 x_3 = lean_unsigned_to_nat(6u);
 x_4 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__2;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -3116,472 +2859,257 @@ return x_5;
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___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) {
 _start:
 {
-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_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 x_8 = l_Lean_PrettyPrinter_Formatter_getStackSize___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-x_14 = l_Lean_Syntax_getArgs(x_2);
-x_15 = lean_unsigned_to_nat(0u);
+x_11 = l_Lean_Syntax_getArgs(x_2);
+x_12 = lean_unsigned_to_nat(0u);
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
-x_16 = l_Array_forMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__1(x_14, x_15, x_3, x_13, x_5, x_6, x_11);
-lean_dec(x_14);
-if (lean_obj_tag(x_16) == 0)
+x_13 = l_Array_forMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__1(x_11, x_12, x_3, x_4, x_5, x_6, x_10);
+lean_dec(x_11);
+if (lean_obj_tag(x_13) == 0)
 {
-lean_object* x_17; 
-x_17 = lean_ctor_get(x_16, 0);
+lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; 
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_4, x_5, x_6, x_14);
+x_16 = lean_ctor_get(x_15, 0);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_15, 1);
 lean_inc(x_17);
-if (lean_obj_tag(x_17) == 0)
+lean_dec(x_15);
+x_18 = lean_array_get_size(x_16);
+x_19 = lean_nat_dec_lt(x_9, x_18);
+if (x_19 == 0)
 {
-uint8_t x_18; 
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+lean_dec(x_18);
 lean_dec(x_1);
-x_18 = !lean_is_exclusive(x_16);
-if (x_18 == 0)
-{
-lean_object* x_19; uint8_t x_20; 
-x_19 = lean_ctor_get(x_16, 0);
-lean_dec(x_19);
-x_20 = !lean_is_exclusive(x_17);
-if (x_20 == 0)
-{
-return x_16;
-}
-else
-{
-lean_object* x_21; lean_object* x_22; 
-x_21 = lean_ctor_get(x_17, 0);
-lean_inc(x_21);
-lean_dec(x_17);
-x_22 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_16, 0, x_22);
-return x_16;
-}
-}
-else
-{
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_23 = lean_ctor_get(x_16, 1);
-lean_inc(x_23);
+x_20 = lean_unsigned_to_nat(1u);
+x_21 = lean_nat_add(x_9, x_20);
+lean_dec(x_9);
+x_22 = l_Array_extract___rarg(x_16, x_12, x_21);
+lean_dec(x_21);
 lean_dec(x_16);
-x_24 = lean_ctor_get(x_17, 0);
-lean_inc(x_24);
-if (lean_is_exclusive(x_17)) {
- lean_ctor_release(x_17, 0);
- x_25 = x_17;
-} else {
- lean_dec_ref(x_17);
- x_25 = lean_box(0);
-}
-if (lean_is_scalar(x_25)) {
- x_26 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_26 = x_25;
-}
-lean_ctor_set(x_26, 0, x_24);
-x_27 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_27, 0, x_26);
-lean_ctor_set(x_27, 1, x_23);
-return x_27;
-}
+x_23 = l_Lean_PrettyPrinter_Formatter_setStack(x_22, x_3, x_4, x_5, x_6, x_17);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_23;
 }
 else
 {
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; uint8_t x_38; 
-x_28 = lean_ctor_get(x_17, 0);
-lean_inc(x_28);
-lean_dec(x_17);
-x_29 = lean_ctor_get(x_16, 1);
-lean_inc(x_29);
+uint8_t x_24; 
+x_24 = lean_nat_dec_le(x_18, x_18);
+if (x_24 == 0)
+{
+uint8_t x_25; 
+lean_inc(x_9);
+x_25 = l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__2(x_9, x_16, x_16, x_18, x_9);
+lean_dec(x_18);
+if (x_25 == 0)
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+lean_dec(x_1);
+x_26 = lean_unsigned_to_nat(1u);
+x_27 = lean_nat_add(x_9, x_26);
+lean_dec(x_9);
+x_28 = l_Array_extract___rarg(x_16, x_12, x_27);
+lean_dec(x_27);
 lean_dec(x_16);
-x_30 = lean_ctor_get(x_28, 1);
-lean_inc(x_30);
-lean_dec(x_28);
-x_31 = l_Lean_PrettyPrinter_Formatter_getStack___rarg(x_30, x_5, x_6, x_29);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_32, 0);
-lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_ctor_get(x_33, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_33, 1);
-lean_inc(x_36);
-lean_dec(x_33);
-x_37 = lean_array_get_size(x_35);
-x_38 = lean_nat_dec_lt(x_12, x_37);
-if (x_38 == 0)
-{
-lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
-lean_dec(x_37);
-lean_dec(x_1);
-x_39 = lean_unsigned_to_nat(1u);
-x_40 = lean_nat_add(x_12, x_39);
-lean_dec(x_12);
-x_41 = l_Array_extract___rarg(x_35, x_15, x_40);
-lean_dec(x_40);
-lean_dec(x_35);
-x_42 = l_Lean_PrettyPrinter_Formatter_setStack(x_41, x_3, x_36, x_5, x_6, x_34);
+x_29 = l_Lean_PrettyPrinter_Formatter_setStack(x_28, x_3, x_4, x_5, x_6, x_17);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
-return x_42;
+return x_29;
 }
 else
 {
-uint8_t x_43; 
-x_43 = lean_nat_dec_le(x_37, x_37);
-if (x_43 == 0)
-{
-uint8_t x_44; 
-lean_inc(x_12);
-x_44 = l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__2(x_12, x_35, x_35, x_37, x_12);
-lean_dec(x_37);
-if (x_44 == 0)
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-lean_dec(x_1);
-x_45 = lean_unsigned_to_nat(1u);
-x_46 = lean_nat_add(x_12, x_45);
-lean_dec(x_12);
-x_47 = l_Array_extract___rarg(x_35, x_15, x_46);
-lean_dec(x_46);
-lean_dec(x_35);
-x_48 = l_Lean_PrettyPrinter_Formatter_setStack(x_47, x_3, x_36, x_5, x_6, x_34);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-return x_48;
-}
-else
-{
-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_49 = l_PUnit_Inhabited;
-x_50 = l_monadInhabited___rarg(x_1, x_49);
-x_51 = lean_alloc_closure((void*)(l_ReaderT_inhabited___rarg___boxed), 2, 1);
-lean_closure_set(x_51, 0, x_50);
-x_52 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__3;
-x_53 = lean_panic_fn(x_51, x_52);
+lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_30 = l_PUnit_Inhabited;
+x_31 = l_monadInhabited___rarg(x_1, x_30);
+x_32 = lean_alloc_closure((void*)(l_ReaderT_inhabited___rarg___boxed), 2, 1);
+lean_closure_set(x_32, 0, x_31);
+x_33 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__3;
+x_34 = lean_panic_fn(x_32, x_33);
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
-x_54 = lean_apply_5(x_53, x_3, x_36, x_5, x_6, x_34);
-if (lean_obj_tag(x_54) == 0)
+x_35 = lean_apply_5(x_34, x_3, x_4, x_5, x_6, x_17);
+if (lean_obj_tag(x_35) == 0)
 {
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_54, 0);
-lean_inc(x_55);
+lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_36 = lean_ctor_get(x_35, 1);
+lean_inc(x_36);
+lean_dec(x_35);
+x_37 = lean_unsigned_to_nat(1u);
+x_38 = lean_nat_add(x_9, x_37);
+lean_dec(x_9);
+x_39 = l_Array_extract___rarg(x_16, x_12, x_38);
+lean_dec(x_38);
+lean_dec(x_16);
+x_40 = l_Lean_PrettyPrinter_Formatter_setStack(x_39, x_3, x_4, x_5, x_6, x_36);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_40;
+}
+else
+{
+uint8_t x_41; 
+lean_dec(x_16);
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+x_41 = !lean_is_exclusive(x_35);
+if (x_41 == 0)
+{
+return x_35;
+}
+else
+{
+lean_object* x_42; lean_object* x_43; lean_object* x_44; 
+x_42 = lean_ctor_get(x_35, 0);
+x_43 = lean_ctor_get(x_35, 1);
+lean_inc(x_43);
+lean_inc(x_42);
+lean_dec(x_35);
+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;
+}
+}
+}
+}
+else
+{
+uint8_t x_45; 
+lean_inc(x_9);
+x_45 = l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__3(x_9, x_16, lean_box(0), x_16, x_18, x_9);
+lean_dec(x_18);
+if (x_45 == 0)
+{
+lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; 
+lean_dec(x_1);
+x_46 = lean_unsigned_to_nat(1u);
+x_47 = lean_nat_add(x_9, x_46);
+lean_dec(x_9);
+x_48 = l_Array_extract___rarg(x_16, x_12, x_47);
+lean_dec(x_47);
+lean_dec(x_16);
+x_49 = l_Lean_PrettyPrinter_Formatter_setStack(x_48, x_3, x_4, x_5, x_6, x_17);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_49;
+}
+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; 
+x_50 = l_PUnit_Inhabited;
+x_51 = l_monadInhabited___rarg(x_1, x_50);
+x_52 = lean_alloc_closure((void*)(l_ReaderT_inhabited___rarg___boxed), 2, 1);
+lean_closure_set(x_52, 0, x_51);
+x_53 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__3;
+x_54 = lean_panic_fn(x_52, x_53);
+lean_inc(x_6);
+lean_inc(x_5);
+lean_inc(x_4);
+lean_inc(x_3);
+x_55 = lean_apply_5(x_54, x_3, x_4, x_5, x_6, x_17);
 if (lean_obj_tag(x_55) == 0)
 {
-uint8_t x_56; 
-lean_dec(x_35);
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_56 = !lean_is_exclusive(x_54);
-if (x_56 == 0)
-{
-lean_object* x_57; uint8_t x_58; 
-x_57 = lean_ctor_get(x_54, 0);
-lean_dec(x_57);
-x_58 = !lean_is_exclusive(x_55);
-if (x_58 == 0)
-{
-return x_54;
-}
-else
-{
-lean_object* x_59; lean_object* x_60; 
-x_59 = lean_ctor_get(x_55, 0);
-lean_inc(x_59);
+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, 1);
+lean_inc(x_56);
 lean_dec(x_55);
-x_60 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_60, 0, x_59);
-lean_ctor_set(x_54, 0, x_60);
-return x_54;
-}
-}
-else
-{
-lean_object* x_61; lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; 
-x_61 = lean_ctor_get(x_54, 1);
-lean_inc(x_61);
-lean_dec(x_54);
-x_62 = lean_ctor_get(x_55, 0);
-lean_inc(x_62);
-if (lean_is_exclusive(x_55)) {
- lean_ctor_release(x_55, 0);
- x_63 = x_55;
-} else {
- lean_dec_ref(x_55);
- x_63 = lean_box(0);
-}
-if (lean_is_scalar(x_63)) {
- x_64 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_64 = x_63;
-}
-lean_ctor_set(x_64, 0, x_62);
-x_65 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_65, 0, x_64);
-lean_ctor_set(x_65, 1, x_61);
-return x_65;
-}
-}
-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; 
-x_66 = lean_ctor_get(x_55, 0);
-lean_inc(x_66);
-lean_dec(x_55);
-x_67 = lean_ctor_get(x_54, 1);
-lean_inc(x_67);
-lean_dec(x_54);
-x_68 = lean_ctor_get(x_66, 1);
-lean_inc(x_68);
-lean_dec(x_66);
-x_69 = lean_unsigned_to_nat(1u);
-x_70 = lean_nat_add(x_12, x_69);
-lean_dec(x_12);
-x_71 = l_Array_extract___rarg(x_35, x_15, x_70);
-lean_dec(x_70);
-lean_dec(x_35);
-x_72 = l_Lean_PrettyPrinter_Formatter_setStack(x_71, x_3, x_68, x_5, x_6, x_67);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-return x_72;
-}
-}
-else
-{
-uint8_t x_73; 
-lean_dec(x_35);
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_73 = !lean_is_exclusive(x_54);
-if (x_73 == 0)
-{
-return x_54;
-}
-else
-{
-lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_74 = lean_ctor_get(x_54, 0);
-x_75 = lean_ctor_get(x_54, 1);
-lean_inc(x_75);
-lean_inc(x_74);
-lean_dec(x_54);
-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
-{
-uint8_t x_77; 
-lean_inc(x_12);
-x_77 = l_Array_anyRangeMAux___main___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__3(x_12, x_35, lean_box(0), x_35, x_37, x_12);
-lean_dec(x_37);
-if (x_77 == 0)
-{
-lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; 
-lean_dec(x_1);
-x_78 = lean_unsigned_to_nat(1u);
-x_79 = lean_nat_add(x_12, x_78);
-lean_dec(x_12);
-x_80 = l_Array_extract___rarg(x_35, x_15, x_79);
-lean_dec(x_79);
-lean_dec(x_35);
-x_81 = l_Lean_PrettyPrinter_Formatter_setStack(x_80, x_3, x_36, x_5, x_6, x_34);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-return x_81;
-}
-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; 
-x_82 = l_PUnit_Inhabited;
-x_83 = l_monadInhabited___rarg(x_1, x_82);
-x_84 = lean_alloc_closure((void*)(l_ReaderT_inhabited___rarg___boxed), 2, 1);
-lean_closure_set(x_84, 0, x_83);
-x_85 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__3;
-x_86 = lean_panic_fn(x_84, x_85);
-lean_inc(x_6);
-lean_inc(x_5);
-lean_inc(x_3);
-x_87 = lean_apply_5(x_86, x_3, x_36, x_5, x_6, x_34);
-if (lean_obj_tag(x_87) == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_87, 0);
-lean_inc(x_88);
-if (lean_obj_tag(x_88) == 0)
-{
-uint8_t x_89; 
-lean_dec(x_35);
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_89 = !lean_is_exclusive(x_87);
-if (x_89 == 0)
-{
-lean_object* x_90; uint8_t x_91; 
-x_90 = lean_ctor_get(x_87, 0);
-lean_dec(x_90);
-x_91 = !lean_is_exclusive(x_88);
-if (x_91 == 0)
-{
-return x_87;
-}
-else
-{
-lean_object* x_92; lean_object* x_93; 
-x_92 = lean_ctor_get(x_88, 0);
-lean_inc(x_92);
-lean_dec(x_88);
-x_93 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_93, 0, x_92);
-lean_ctor_set(x_87, 0, x_93);
-return x_87;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; 
-x_94 = lean_ctor_get(x_87, 1);
-lean_inc(x_94);
-lean_dec(x_87);
-x_95 = lean_ctor_get(x_88, 0);
-lean_inc(x_95);
-if (lean_is_exclusive(x_88)) {
- lean_ctor_release(x_88, 0);
- x_96 = x_88;
-} else {
- lean_dec_ref(x_88);
- x_96 = lean_box(0);
-}
-if (lean_is_scalar(x_96)) {
- x_97 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_97 = x_96;
-}
-lean_ctor_set(x_97, 0, x_95);
-x_98 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_98, 0, x_97);
-lean_ctor_set(x_98, 1, x_94);
-return x_98;
-}
-}
-else
-{
-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; 
-x_99 = lean_ctor_get(x_88, 0);
-lean_inc(x_99);
-lean_dec(x_88);
-x_100 = lean_ctor_get(x_87, 1);
-lean_inc(x_100);
-lean_dec(x_87);
-x_101 = lean_ctor_get(x_99, 1);
-lean_inc(x_101);
-lean_dec(x_99);
-x_102 = lean_unsigned_to_nat(1u);
-x_103 = lean_nat_add(x_12, x_102);
-lean_dec(x_12);
-x_104 = l_Array_extract___rarg(x_35, x_15, x_103);
-lean_dec(x_103);
-lean_dec(x_35);
-x_105 = l_Lean_PrettyPrinter_Formatter_setStack(x_104, x_3, x_101, x_5, x_6, x_100);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-return x_105;
-}
-}
-else
-{
-uint8_t x_106; 
-lean_dec(x_35);
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_106 = !lean_is_exclusive(x_87);
-if (x_106 == 0)
-{
-return x_87;
-}
-else
-{
-lean_object* x_107; lean_object* x_108; lean_object* x_109; 
-x_107 = lean_ctor_get(x_87, 0);
-x_108 = lean_ctor_get(x_87, 1);
-lean_inc(x_108);
-lean_inc(x_107);
-lean_dec(x_87);
-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;
-}
-}
-}
-}
-}
-}
-}
-else
-{
-uint8_t x_110; 
-lean_dec(x_12);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_1);
-x_110 = !lean_is_exclusive(x_16);
-if (x_110 == 0)
-{
-return x_16;
-}
-else
-{
-lean_object* x_111; lean_object* x_112; lean_object* x_113; 
-x_111 = lean_ctor_get(x_16, 0);
-x_112 = lean_ctor_get(x_16, 1);
-lean_inc(x_112);
-lean_inc(x_111);
+x_57 = lean_unsigned_to_nat(1u);
+x_58 = lean_nat_add(x_9, x_57);
+lean_dec(x_9);
+x_59 = l_Array_extract___rarg(x_16, x_12, x_58);
+lean_dec(x_58);
 lean_dec(x_16);
-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;
+x_60 = l_Lean_PrettyPrinter_Formatter_setStack(x_59, x_3, x_4, x_5, x_6, x_56);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_60;
+}
+else
+{
+uint8_t x_61; 
+lean_dec(x_16);
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+x_61 = !lean_is_exclusive(x_55);
+if (x_61 == 0)
+{
+return x_55;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; lean_object* x_64; 
+x_62 = lean_ctor_get(x_55, 0);
+x_63 = lean_ctor_get(x_55, 1);
+lean_inc(x_63);
+lean_inc(x_62);
+lean_dec(x_55);
+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
+{
+uint8_t x_65; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_1);
+x_65 = !lean_is_exclusive(x_13);
+if (x_65 == 0)
+{
+return x_13;
+}
+else
+{
+lean_object* x_66; lean_object* x_67; lean_object* x_68; 
+x_66 = lean_ctor_get(x_13, 0);
+x_67 = lean_ctor_get(x_13, 1);
+lean_inc(x_67);
+lean_inc(x_66);
+lean_dec(x_13);
+x_68 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_68, 0, x_66);
+lean_ctor_set(x_68, 1, x_67);
+return x_68;
 }
 }
 }
@@ -3600,7 +3128,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__1;
-x_2 = l_ExceptT_Monad___rarg(x_1);
+x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
 }
@@ -3609,34 +3137,25 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__2;
-x_2 = l_StateT_Monad___rarg(x_1);
+x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___boxed), 7, 1);
+lean_closure_set(x_2, 0, x_1);
 return x_2;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__3;
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___boxed), 7, 1);
-lean_closure_set(x_2, 0, x_1);
-return x_2;
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___boxed), 1, 0);
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___boxed), 1, 0);
-return x_1;
-}
-}
-lean_object* _init_l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5;
-x_2 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4;
+x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4;
+x_2 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__3;
 x_3 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__4___rarg), 7, 2);
 lean_closure_set(x_3, 0, x_1);
 lean_closure_set(x_3, 1, x_2);
@@ -3646,49 +3165,41 @@ return x_3;
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParser_formatter(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_Syntax_getKind(x_11);
-x_14 = l_Lean_choiceKind___closed__2;
-x_15 = lean_name_eq(x_13, x_14);
-if (x_15 == 0)
+x_10 = l_Lean_Syntax_getKind(x_8);
+x_11 = l_Lean_choiceKind___closed__2;
+x_12 = lean_name_eq(x_10, x_11);
+if (x_12 == 0)
 {
-lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_16 = l_Lean_Name_toString___closed__1;
-x_17 = l_Lean_Name_toStringWithSep___main(x_16, x_1);
-x_18 = lean_box(0);
-x_19 = 1;
-x_20 = lean_box(x_19);
-x_21 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_mkAntiquot_formatter_x27___boxed), 8, 3);
-lean_closure_set(x_21, 0, x_17);
-lean_closure_set(x_21, 1, x_18);
-lean_closure_set(x_21, 2, x_20);
-x_22 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_formatterForKind), 6, 1);
-lean_closure_set(x_22, 0, x_13);
-x_23 = l_Lean_PrettyPrinter_Formatter_orelse_formatter(x_21, x_22, x_2, x_12, x_4, x_5, x_10);
-return x_23;
+lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+x_13 = l_Lean_Name_toString___closed__1;
+x_14 = l_Lean_Name_toStringWithSep___main(x_13, x_1);
+x_15 = lean_box(0);
+x_16 = 1;
+x_17 = lean_box(x_16);
+x_18 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_mkAntiquot_formatter_x27___boxed), 8, 3);
+lean_closure_set(x_18, 0, x_14);
+lean_closure_set(x_18, 1, x_15);
+lean_closure_set(x_18, 2, x_17);
+x_19 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_formatterForKind), 6, 1);
+lean_closure_set(x_19, 0, x_10);
+x_20 = l_Lean_PrettyPrinter_Formatter_orelse_formatter(x_18, x_19, x_2, x_3, x_4, x_5, x_9);
+return x_20;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; 
-lean_dec(x_13);
+lean_object* x_21; lean_object* x_22; 
+lean_dec(x_10);
 lean_dec(x_1);
-x_24 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6;
-x_25 = l_Lean_PrettyPrinter_Formatter_visitArgs(x_24, x_2, x_12, x_4, x_5, x_10);
-return x_25;
+x_21 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5;
+x_22 = l_Lean_PrettyPrinter_Formatter_visitArgs(x_21, x_2, x_3, x_4, x_5, x_9);
+return x_22;
 }
 }
 }
@@ -3739,27 +3250,34 @@ return x_8;
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParserOfStack_formatter(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-x_7 = lean_ctor_get(x_3, 0);
-lean_inc(x_7);
-x_8 = lean_ctor_get(x_7, 1);
+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; 
+x_7 = lean_io_ref_get(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_8);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 2);
-lean_inc(x_10);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
 lean_dec(x_7);
-x_11 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_10);
-lean_dec(x_10);
-x_12 = lean_nat_sub(x_11, x_1);
+x_10 = lean_ctor_get(x_8, 0);
+lean_inc(x_10);
+lean_dec(x_8);
+x_11 = lean_ctor_get(x_10, 1);
+lean_inc(x_11);
+x_12 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_11);
 lean_dec(x_11);
-x_13 = l_Lean_Syntax_getArg(x_9, x_12);
-lean_dec(x_12);
-lean_dec(x_9);
-x_14 = l_Lean_Syntax_getId(x_13);
+x_13 = lean_ctor_get(x_10, 2);
+lean_inc(x_13);
+lean_dec(x_10);
+x_14 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_13);
 lean_dec(x_13);
-x_15 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter(x_14, x_2, x_3, x_4, x_5, x_6);
-return x_15;
+x_15 = lean_nat_sub(x_14, x_1);
+lean_dec(x_14);
+x_16 = l_Lean_Syntax_getArg(x_12, x_15);
+lean_dec(x_15);
+lean_dec(x_12);
+x_17 = l_Lean_Syntax_getId(x_16);
+lean_dec(x_16);
+x_18 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter(x_17, x_2, x_3, x_4, x_5, x_9);
+return x_18;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_categoryParserOfStack_formatter___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) {
@@ -3793,110 +3311,43 @@ _start:
 lean_object* x_8; 
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
 x_8 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_8, 1);
 lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
+lean_dec(x_8);
+x_10 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_9);
+return x_10;
+}
+else
 {
-uint8_t x_10; 
+uint8_t x_11; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
-if (x_12 == 0)
+x_11 = !lean_is_exclusive(x_8);
+if (x_11 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
+lean_inc(x_12);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_20 = lean_ctor_get(x_9, 0);
-lean_inc(x_20);
-lean_dec(x_9);
-x_21 = lean_ctor_get(x_8, 1);
-lean_inc(x_21);
-lean_dec(x_8);
-x_22 = lean_ctor_get(x_20, 1);
-lean_inc(x_22);
-lean_dec(x_20);
-x_23 = lean_apply_5(x_1, x_3, x_22, x_5, x_6, x_21);
-return x_23;
-}
-}
-else
-{
-uint8_t x_24; 
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_1);
-x_24 = !lean_is_exclusive(x_8);
-if (x_24 == 0)
-{
-return x_8;
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_8, 0);
-x_26 = lean_ctor_get(x_8, 1);
-lean_inc(x_26);
-lean_inc(x_25);
-lean_dec(x_8);
-x_27 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_27, 0, x_25);
-lean_ctor_set(x_27, 1, x_26);
-return x_27;
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+return x_14;
 }
 }
 }
@@ -3939,136 +3390,116 @@ x_21 = lean_io_ref_set(x_6, x_12, x_14);
 x_22 = !lean_is_exclusive(x_21);
 if (x_22 == 0)
 {
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+lean_object* x_23; lean_object* x_24; 
 x_23 = lean_ctor_get(x_21, 0);
 lean_dec(x_23);
 x_24 = lean_box(0);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_4);
-x_26 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_21, 0, x_26);
+lean_ctor_set(x_21, 0, x_24);
 return x_21;
 }
 else
 {
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_27 = lean_ctor_get(x_21, 1);
-lean_inc(x_27);
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_21, 1);
+lean_inc(x_25);
 lean_dec(x_21);
-x_28 = lean_box(0);
-x_29 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_29, 0, x_28);
-lean_ctor_set(x_29, 1, x_4);
-x_30 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_30, 0, x_29);
-x_31 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_27);
-return x_31;
+x_26 = lean_box(0);
+x_27 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_25);
+return x_27;
 }
 }
 else
 {
-uint8_t 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_object* x_43; 
-x_32 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
-x_33 = lean_ctor_get(x_13, 0);
-lean_inc(x_33);
+uint8_t 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_28 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
+x_29 = lean_ctor_get(x_13, 0);
+lean_inc(x_29);
 lean_dec(x_13);
-x_34 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_34, 0, x_1);
-lean_ctor_set(x_34, 1, x_9);
-x_35 = l_Std_PersistentArray_push___rarg(x_33, x_34);
-x_36 = lean_alloc_ctor(0, 1, 1);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set_uint8(x_36, sizeof(void*)*1, x_32);
-lean_ctor_set(x_12, 2, x_36);
-x_37 = lean_io_ref_set(x_6, x_12, x_14);
-x_38 = lean_ctor_get(x_37, 1);
-lean_inc(x_38);
-if (lean_is_exclusive(x_37)) {
- lean_ctor_release(x_37, 0);
- lean_ctor_release(x_37, 1);
- x_39 = x_37;
+x_30 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_30, 0, x_1);
+lean_ctor_set(x_30, 1, x_9);
+x_31 = l_Std_PersistentArray_push___rarg(x_29, x_30);
+x_32 = lean_alloc_ctor(0, 1, 1);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set_uint8(x_32, sizeof(void*)*1, x_28);
+lean_ctor_set(x_12, 2, x_32);
+x_33 = lean_io_ref_set(x_6, x_12, x_14);
+x_34 = lean_ctor_get(x_33, 1);
+lean_inc(x_34);
+if (lean_is_exclusive(x_33)) {
+ lean_ctor_release(x_33, 0);
+ lean_ctor_release(x_33, 1);
+ x_35 = x_33;
 } else {
- lean_dec_ref(x_37);
- x_39 = lean_box(0);
+ lean_dec_ref(x_33);
+ x_35 = lean_box(0);
 }
-x_40 = lean_box(0);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_40);
-lean_ctor_set(x_41, 1, x_4);
-x_42 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_42, 0, x_41);
-if (lean_is_scalar(x_39)) {
- x_43 = lean_alloc_ctor(0, 2, 0);
+x_36 = lean_box(0);
+if (lean_is_scalar(x_35)) {
+ x_37 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_43 = x_39;
+ x_37 = x_35;
 }
-lean_ctor_set(x_43, 0, x_42);
-lean_ctor_set(x_43, 1, x_38);
-return x_43;
+lean_ctor_set(x_37, 0, x_36);
+lean_ctor_set(x_37, 1, x_34);
+return x_37;
 }
 }
 else
 {
-lean_object* x_44; lean_object* x_45; uint8_t x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_44 = lean_ctor_get(x_12, 0);
-x_45 = lean_ctor_get(x_12, 1);
-lean_inc(x_45);
-lean_inc(x_44);
+lean_object* x_38; lean_object* x_39; uint8_t 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; 
+x_38 = lean_ctor_get(x_12, 0);
+x_39 = lean_ctor_get(x_12, 1);
+lean_inc(x_39);
+lean_inc(x_38);
 lean_dec(x_12);
-x_46 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
-x_47 = lean_ctor_get(x_13, 0);
-lean_inc(x_47);
+x_40 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
+x_41 = lean_ctor_get(x_13, 0);
+lean_inc(x_41);
 if (lean_is_exclusive(x_13)) {
  lean_ctor_release(x_13, 0);
- x_48 = x_13;
+ x_42 = x_13;
 } else {
  lean_dec_ref(x_13);
- x_48 = lean_box(0);
+ x_42 = lean_box(0);
 }
-x_49 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_49, 0, x_1);
-lean_ctor_set(x_49, 1, x_9);
-x_50 = l_Std_PersistentArray_push___rarg(x_47, x_49);
-if (lean_is_scalar(x_48)) {
- x_51 = lean_alloc_ctor(0, 1, 1);
+x_43 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_43, 0, x_1);
+lean_ctor_set(x_43, 1, x_9);
+x_44 = l_Std_PersistentArray_push___rarg(x_41, x_43);
+if (lean_is_scalar(x_42)) {
+ x_45 = lean_alloc_ctor(0, 1, 1);
 } else {
- x_51 = x_48;
+ x_45 = x_42;
+}
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set_uint8(x_45, sizeof(void*)*1, x_40);
+x_46 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_46, 0, x_38);
+lean_ctor_set(x_46, 1, x_39);
+lean_ctor_set(x_46, 2, x_45);
+x_47 = lean_io_ref_set(x_6, x_46, x_14);
+x_48 = lean_ctor_get(x_47, 1);
+lean_inc(x_48);
+if (lean_is_exclusive(x_47)) {
+ lean_ctor_release(x_47, 0);
+ lean_ctor_release(x_47, 1);
+ x_49 = x_47;
+} else {
+ lean_dec_ref(x_47);
+ x_49 = lean_box(0);
+}
+x_50 = lean_box(0);
+if (lean_is_scalar(x_49)) {
+ x_51 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_51 = x_49;
 }
 lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set_uint8(x_51, sizeof(void*)*1, x_46);
-x_52 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_52, 0, x_44);
-lean_ctor_set(x_52, 1, x_45);
-lean_ctor_set(x_52, 2, x_51);
-x_53 = lean_io_ref_set(x_6, x_52, x_14);
-x_54 = lean_ctor_get(x_53, 1);
-lean_inc(x_54);
-if (lean_is_exclusive(x_53)) {
- lean_ctor_release(x_53, 0);
- lean_ctor_release(x_53, 1);
- x_55 = x_53;
-} else {
- lean_dec_ref(x_53);
- x_55 = lean_box(0);
-}
-x_56 = lean_box(0);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_56);
-lean_ctor_set(x_57, 1, x_4);
-x_58 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_58, 0, x_57);
-if (lean_is_scalar(x_55)) {
- x_59 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_59 = x_55;
-}
-lean_ctor_set(x_59, 0, x_58);
-lean_ctor_set(x_59, 1, x_54);
-return x_59;
+lean_ctor_set(x_51, 1, x_48);
+return x_51;
 }
 }
 }
@@ -4147,19 +3578,19 @@ return x_3;
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__5() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = lean_box(0);
-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("unexpected node kind '");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__6() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("unexpected node kind '");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___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_Formatter_checkKind___closed__7() {
@@ -4167,7 +3598,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__6;
-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;
 }
@@ -4175,19 +3606,19 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__8() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__7;
-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("', expected '");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__9() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("', expected '");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___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_PrettyPrinter_Formatter_checkKind___closed__10() {
@@ -4195,16 +3626,6 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___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_Lean_PrettyPrinter_Formatter_checkKind___closed__11() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__10;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
@@ -4213,524 +3634,221 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkKind(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; uint8_t x_9; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
-x_8 = lean_ctor_get(x_7, 0);
-lean_inc(x_8);
-x_9 = !lean_is_exclusive(x_8);
-if (x_9 == 0)
+lean_object* x_7; uint8_t x_8; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
+x_8 = !lean_is_exclusive(x_7);
+if (x_8 == 0)
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; uint8_t x_13; 
-x_10 = lean_ctor_get(x_8, 0);
-x_11 = lean_ctor_get(x_7, 1);
-lean_inc(x_11);
-if (lean_is_exclusive(x_7)) {
- lean_ctor_release(x_7, 0);
- lean_ctor_release(x_7, 1);
- x_12 = x_7;
-} else {
- lean_dec_ref(x_7);
- x_12 = lean_box(0);
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_7, 0);
+x_10 = lean_ctor_get(x_7, 1);
+x_11 = l_Lean_Syntax_getKind(x_9);
+x_12 = lean_name_eq(x_1, x_11);
+if (x_12 == 0)
+{
+uint8_t x_13; lean_object* x_14; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_free_object(x_7);
+x_35 = l_Lean_Core_getTraceState___rarg(x_5, x_10);
+x_36 = lean_ctor_get(x_35, 0);
+lean_inc(x_36);
+x_37 = lean_ctor_get_uint8(x_36, sizeof(void*)*1);
+lean_dec(x_36);
+if (x_37 == 0)
+{
+lean_object* x_38; uint8_t x_39; 
+x_38 = lean_ctor_get(x_35, 1);
+lean_inc(x_38);
+lean_dec(x_35);
+x_39 = 0;
+x_13 = x_39;
+x_14 = x_38;
+goto block_34;
 }
-x_13 = !lean_is_exclusive(x_10);
+else
+{
+lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; uint8_t x_45; 
+x_40 = lean_ctor_get(x_35, 1);
+lean_inc(x_40);
+lean_dec(x_35);
+x_41 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
+x_42 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(x_41, x_4, x_5, x_40);
+x_43 = lean_ctor_get(x_42, 0);
+lean_inc(x_43);
+x_44 = lean_ctor_get(x_42, 1);
+lean_inc(x_44);
+lean_dec(x_42);
+x_45 = lean_unbox(x_43);
+lean_dec(x_43);
+x_13 = x_45;
+x_14 = x_44;
+goto block_34;
+}
+block_34:
+{
 if (x_13 == 0)
 {
-lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_14 = lean_ctor_get(x_10, 0);
-x_15 = l_Lean_Syntax_getKind(x_14);
-x_16 = lean_name_eq(x_1, x_15);
-if (x_16 == 0)
+lean_object* x_15; 
+lean_dec(x_11);
+lean_dec(x_1);
+x_15 = l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(x_14);
+return x_15;
+}
+else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_48; lean_object* x_49; uint8_t x_50; 
-x_48 = l_Lean_Core_getTraceState___rarg(x_5, x_11);
-x_49 = lean_ctor_get(x_48, 0);
-lean_inc(x_49);
-x_50 = lean_ctor_get_uint8(x_49, sizeof(void*)*1);
-lean_dec(x_49);
+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_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_16 = l_Lean_Name_toString___closed__1;
+x_17 = l_Lean_Name_toStringWithSep___main(x_16, x_11);
+x_18 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_18, 0, x_17);
+x_19 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_19, 0, x_18);
+x_20 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__7;
+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_PrettyPrinter_Formatter_checkKind___closed__10;
+x_23 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_23, 0, x_21);
+lean_ctor_set(x_23, 1, x_22);
+x_24 = l_Lean_Name_toStringWithSep___main(x_16, x_1);
+x_25 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_25, 0, x_24);
+x_26 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_23);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Lean_Core_getConstInfo___closed__5;
+x_29 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+x_30 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
+x_31 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_30, x_29, x_2, x_3, x_4, x_5, x_14);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(x_32);
+return x_33;
+}
+}
+}
+else
+{
+lean_object* x_46; 
+lean_dec(x_11);
+lean_dec(x_1);
+x_46 = lean_box(0);
+lean_ctor_set(x_7, 0, x_46);
+return x_7;
+}
+}
+else
+{
+lean_object* x_47; lean_object* x_48; lean_object* x_49; uint8_t x_50; 
+x_47 = lean_ctor_get(x_7, 0);
+x_48 = lean_ctor_get(x_7, 1);
+lean_inc(x_48);
+lean_inc(x_47);
+lean_dec(x_7);
+x_49 = l_Lean_Syntax_getKind(x_47);
+x_50 = lean_name_eq(x_1, x_49);
 if (x_50 == 0)
 {
-lean_object* x_51; uint8_t x_52; lean_object* x_53; 
-x_51 = lean_ctor_get(x_48, 1);
-lean_inc(x_51);
-lean_dec(x_48);
-x_52 = 0;
-x_53 = lean_box(x_52);
-lean_ctor_set(x_10, 0, x_53);
-x_17 = x_8;
-x_18 = x_51;
-goto block_47;
+uint8_t x_51; lean_object* x_52; lean_object* x_73; lean_object* x_74; uint8_t x_75; 
+x_73 = l_Lean_Core_getTraceState___rarg(x_5, x_48);
+x_74 = lean_ctor_get(x_73, 0);
+lean_inc(x_74);
+x_75 = lean_ctor_get_uint8(x_74, sizeof(void*)*1);
+lean_dec(x_74);
+if (x_75 == 0)
+{
+lean_object* x_76; uint8_t x_77; 
+x_76 = lean_ctor_get(x_73, 1);
+lean_inc(x_76);
+lean_dec(x_73);
+x_77 = 0;
+x_51 = x_77;
+x_52 = x_76;
+goto block_72;
 }
 else
 {
-lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; 
-x_54 = lean_ctor_get(x_48, 1);
-lean_inc(x_54);
-lean_dec(x_48);
-x_55 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_56 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(x_55, x_4, x_5, x_54);
-x_57 = lean_ctor_get(x_56, 0);
-lean_inc(x_57);
-x_58 = lean_ctor_get(x_56, 1);
-lean_inc(x_58);
-lean_dec(x_56);
-lean_ctor_set(x_10, 0, x_57);
-x_17 = x_8;
-x_18 = x_58;
-goto block_47;
+lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
+x_78 = lean_ctor_get(x_73, 1);
+lean_inc(x_78);
+lean_dec(x_73);
+x_79 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
+x_80 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(x_79, x_4, x_5, x_78);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_ctor_get(x_80, 1);
+lean_inc(x_82);
+lean_dec(x_80);
+x_83 = lean_unbox(x_81);
+lean_dec(x_81);
+x_51 = x_83;
+x_52 = x_82;
+goto block_72;
 }
-block_47:
+block_72:
 {
-lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-x_19 = lean_ctor_get(x_17, 0);
-lean_inc(x_19);
-lean_dec(x_17);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-lean_dec(x_20);
-if (x_21 == 0)
+if (x_51 == 0)
 {
-lean_object* x_22; lean_object* x_23; 
-lean_dec(x_19);
-lean_dec(x_15);
+lean_object* x_53; 
+lean_dec(x_49);
 lean_dec(x_1);
-x_22 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-if (lean_is_scalar(x_12)) {
- x_23 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_23 = x_12;
-}
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_18);
-return x_23;
+x_53 = l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(x_52);
+return x_53;
 }
 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_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; uint8_t x_41; 
-lean_dec(x_12);
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = l_Lean_Name_toString___closed__1;
-x_26 = l_Lean_Name_toStringWithSep___main(x_25, x_15);
-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_Formatter_checkKind___closed__8;
-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_PrettyPrinter_Formatter_checkKind___closed__11;
-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_Lean_Name_toStringWithSep___main(x_25, x_1);
-x_34 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_34, 0, x_33);
-x_35 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_35, 0, x_34);
-x_36 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_36, 0, x_32);
-lean_ctor_set(x_36, 1, x_35);
-x_37 = l_Lean_Core_getConstInfo___closed__5;
-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_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_40 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_39, x_38, x_2, x_24, x_4, x_5, x_18);
-x_41 = !lean_is_exclusive(x_40);
-if (x_41 == 0)
-{
-lean_object* x_42; lean_object* x_43; 
-x_42 = lean_ctor_get(x_40, 0);
-lean_dec(x_42);
-x_43 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-lean_ctor_set(x_40, 0, x_43);
-return x_40;
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_40, 1);
-lean_inc(x_44);
-lean_dec(x_40);
-x_45 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-x_46 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_46, 0, x_45);
-lean_ctor_set(x_46, 1, x_44);
-return x_46;
-}
-}
-}
-}
-else
-{
-lean_object* x_59; lean_object* x_60; 
-lean_dec(x_15);
-lean_dec(x_1);
-x_59 = lean_box(0);
-lean_ctor_set(x_10, 0, x_59);
-if (lean_is_scalar(x_12)) {
- x_60 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_60 = x_12;
-}
-lean_ctor_set(x_60, 0, x_8);
-lean_ctor_set(x_60, 1, x_11);
-return x_60;
-}
-}
-else
-{
-lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; 
-x_61 = lean_ctor_get(x_10, 0);
-x_62 = lean_ctor_get(x_10, 1);
-lean_inc(x_62);
-lean_inc(x_61);
-lean_dec(x_10);
-x_63 = l_Lean_Syntax_getKind(x_61);
-x_64 = lean_name_eq(x_1, x_63);
-if (x_64 == 0)
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_94; lean_object* x_95; uint8_t x_96; 
-x_94 = l_Lean_Core_getTraceState___rarg(x_5, x_11);
-x_95 = lean_ctor_get(x_94, 0);
-lean_inc(x_95);
-x_96 = lean_ctor_get_uint8(x_95, sizeof(void*)*1);
-lean_dec(x_95);
-if (x_96 == 0)
-{
-lean_object* x_97; uint8_t x_98; lean_object* x_99; lean_object* x_100; 
-x_97 = lean_ctor_get(x_94, 1);
-lean_inc(x_97);
-lean_dec(x_94);
-x_98 = 0;
-x_99 = lean_box(x_98);
-x_100 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_100, 0, x_99);
-lean_ctor_set(x_100, 1, x_62);
-lean_ctor_set(x_8, 0, x_100);
-x_65 = x_8;
-x_66 = x_97;
-goto block_93;
-}
-else
-{
-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_101 = lean_ctor_get(x_94, 1);
-lean_inc(x_101);
-lean_dec(x_94);
-x_102 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_103 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(x_102, x_4, x_5, x_101);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_ctor_get(x_103, 1);
-lean_inc(x_105);
-lean_dec(x_103);
-x_106 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_106, 0, x_104);
-lean_ctor_set(x_106, 1, x_62);
-lean_ctor_set(x_8, 0, x_106);
-x_65 = x_8;
-x_66 = x_105;
-goto block_93;
-}
-block_93:
-{
-lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_67 = lean_ctor_get(x_65, 0);
-lean_inc(x_67);
-lean_dec(x_65);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; 
-lean_dec(x_67);
-lean_dec(x_63);
-lean_dec(x_1);
-x_70 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-if (lean_is_scalar(x_12)) {
- x_71 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_71 = x_12;
-}
-lean_ctor_set(x_71, 0, x_70);
-lean_ctor_set(x_71, 1, x_66);
+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; 
+x_54 = l_Lean_Name_toString___closed__1;
+x_55 = l_Lean_Name_toStringWithSep___main(x_54, x_49);
+x_56 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_56, 0, x_55);
+x_57 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_57, 0, x_56);
+x_58 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__7;
+x_59 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_59, 0, x_58);
+lean_ctor_set(x_59, 1, x_57);
+x_60 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__10;
+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 = l_Lean_Name_toStringWithSep___main(x_54, x_1);
+x_63 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_63, 0, x_62);
+x_64 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_64, 0, 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_Lean_Core_getConstInfo___closed__5;
+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_PrettyPrinter_Formatter_checkKind___closed__4;
+x_69 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_68, x_67, x_2, x_3, x_4, x_5, x_52);
+x_70 = lean_ctor_get(x_69, 1);
+lean_inc(x_70);
+lean_dec(x_69);
+x_71 = l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg(x_70);
 return x_71;
 }
-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; 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_dec(x_12);
-x_72 = lean_ctor_get(x_67, 1);
-lean_inc(x_72);
-lean_dec(x_67);
-x_73 = l_Lean_Name_toString___closed__1;
-x_74 = l_Lean_Name_toStringWithSep___main(x_73, x_63);
-x_75 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_75, 0, x_74);
-x_76 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_76, 0, x_75);
-x_77 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__8;
-x_78 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_78, 0, x_77);
-lean_ctor_set(x_78, 1, x_76);
-x_79 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__11;
-x_80 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_80, 0, x_78);
-lean_ctor_set(x_80, 1, x_79);
-x_81 = l_Lean_Name_toStringWithSep___main(x_73, x_1);
-x_82 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_82, 0, x_81);
-x_83 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_83, 0, x_82);
-x_84 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_84, 0, x_80);
-lean_ctor_set(x_84, 1, x_83);
-x_85 = l_Lean_Core_getConstInfo___closed__5;
-x_86 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_86, 0, x_84);
-lean_ctor_set(x_86, 1, x_85);
-x_87 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_88 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_87, x_86, x_2, x_72, x_4, x_5, x_66);
-x_89 = lean_ctor_get(x_88, 1);
-lean_inc(x_89);
-if (lean_is_exclusive(x_88)) {
- lean_ctor_release(x_88, 0);
- lean_ctor_release(x_88, 1);
- x_90 = x_88;
-} else {
- lean_dec_ref(x_88);
- x_90 = lean_box(0);
-}
-x_91 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-if (lean_is_scalar(x_90)) {
- x_92 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_92 = x_90;
-}
-lean_ctor_set(x_92, 0, x_91);
-lean_ctor_set(x_92, 1, x_89);
-return x_92;
-}
 }
 }
 else
 {
-lean_object* x_107; lean_object* x_108; lean_object* x_109; 
-lean_dec(x_63);
+lean_object* x_84; lean_object* x_85; 
+lean_dec(x_49);
 lean_dec(x_1);
-x_107 = lean_box(0);
-x_108 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_62);
-lean_ctor_set(x_8, 0, x_108);
-if (lean_is_scalar(x_12)) {
- x_109 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_109 = x_12;
-}
-lean_ctor_set(x_109, 0, x_8);
-lean_ctor_set(x_109, 1, x_11);
-return x_109;
-}
-}
-}
-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; uint8_t x_117; 
-x_110 = lean_ctor_get(x_8, 0);
-lean_inc(x_110);
-lean_dec(x_8);
-x_111 = lean_ctor_get(x_7, 1);
-lean_inc(x_111);
-if (lean_is_exclusive(x_7)) {
- lean_ctor_release(x_7, 0);
- lean_ctor_release(x_7, 1);
- x_112 = x_7;
-} else {
- lean_dec_ref(x_7);
- x_112 = lean_box(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);
-if (lean_is_exclusive(x_110)) {
- lean_ctor_release(x_110, 0);
- lean_ctor_release(x_110, 1);
- x_115 = x_110;
-} else {
- lean_dec_ref(x_110);
- x_115 = lean_box(0);
-}
-x_116 = l_Lean_Syntax_getKind(x_113);
-x_117 = lean_name_eq(x_1, x_116);
-if (x_117 == 0)
-{
-lean_object* x_118; lean_object* x_119; lean_object* x_147; lean_object* x_148; uint8_t x_149; 
-x_147 = l_Lean_Core_getTraceState___rarg(x_5, x_111);
-x_148 = lean_ctor_get(x_147, 0);
-lean_inc(x_148);
-x_149 = lean_ctor_get_uint8(x_148, sizeof(void*)*1);
-lean_dec(x_148);
-if (x_149 == 0)
-{
-lean_object* x_150; uint8_t x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; 
-x_150 = lean_ctor_get(x_147, 1);
-lean_inc(x_150);
-lean_dec(x_147);
-x_151 = 0;
-x_152 = lean_box(x_151);
-if (lean_is_scalar(x_115)) {
- x_153 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_153 = x_115;
-}
-lean_ctor_set(x_153, 0, x_152);
-lean_ctor_set(x_153, 1, x_114);
-x_154 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_154, 0, x_153);
-x_118 = x_154;
-x_119 = x_150;
-goto block_146;
-}
-else
-{
-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_155 = lean_ctor_get(x_147, 1);
-lean_inc(x_155);
-lean_dec(x_147);
-x_156 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_157 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Formatter_checkKind___spec__2(x_156, x_4, x_5, x_155);
-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);
-if (lean_is_scalar(x_115)) {
- x_160 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_160 = x_115;
-}
-lean_ctor_set(x_160, 0, x_158);
-lean_ctor_set(x_160, 1, x_114);
-x_161 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_161, 0, x_160);
-x_118 = x_161;
-x_119 = x_159;
-goto block_146;
-}
-block_146:
-{
-lean_object* x_120; lean_object* x_121; uint8_t x_122; 
-x_120 = lean_ctor_get(x_118, 0);
-lean_inc(x_120);
-lean_dec(x_118);
-x_121 = lean_ctor_get(x_120, 0);
-lean_inc(x_121);
-x_122 = lean_unbox(x_121);
-lean_dec(x_121);
-if (x_122 == 0)
-{
-lean_object* x_123; lean_object* x_124; 
-lean_dec(x_120);
-lean_dec(x_116);
-lean_dec(x_1);
-x_123 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-if (lean_is_scalar(x_112)) {
- x_124 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_124 = x_112;
-}
-lean_ctor_set(x_124, 0, x_123);
-lean_ctor_set(x_124, 1, x_119);
-return x_124;
-}
-else
-{
-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; 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_112);
-x_125 = lean_ctor_get(x_120, 1);
-lean_inc(x_125);
-lean_dec(x_120);
-x_126 = l_Lean_Name_toString___closed__1;
-x_127 = l_Lean_Name_toStringWithSep___main(x_126, x_116);
-x_128 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_128, 0, x_127);
-x_129 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_129, 0, x_128);
-x_130 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__8;
-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_PrettyPrinter_Formatter_checkKind___closed__11;
-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 = l_Lean_Name_toStringWithSep___main(x_126, x_1);
-x_135 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_135, 0, x_134);
-x_136 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_136, 0, x_135);
-x_137 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_137, 0, x_133);
-lean_ctor_set(x_137, 1, x_136);
-x_138 = l_Lean_Core_getConstInfo___closed__5;
-x_139 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_139, 0, x_137);
-lean_ctor_set(x_139, 1, x_138);
-x_140 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__4;
-x_141 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_140, x_139, x_2, x_125, x_4, x_5, x_119);
-x_142 = lean_ctor_get(x_141, 1);
-lean_inc(x_142);
-if (lean_is_exclusive(x_141)) {
- lean_ctor_release(x_141, 0);
- lean_ctor_release(x_141, 1);
- x_143 = x_141;
-} else {
- lean_dec_ref(x_141);
- x_143 = lean_box(0);
-}
-x_144 = l_Lean_PrettyPrinter_Formatter_checkKind___closed__5;
-if (lean_is_scalar(x_143)) {
- x_145 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_145 = x_143;
-}
-lean_ctor_set(x_145, 0, x_144);
-lean_ctor_set(x_145, 1, x_142);
-return x_145;
-}
-}
-}
-else
-{
-lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; 
-lean_dec(x_116);
-lean_dec(x_1);
-x_162 = lean_box(0);
-if (lean_is_scalar(x_115)) {
- x_163 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_163 = x_115;
-}
-lean_ctor_set(x_163, 0, x_162);
-lean_ctor_set(x_163, 1, x_114);
-x_164 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_164, 0, x_163);
-if (lean_is_scalar(x_112)) {
- x_165 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_165 = x_112;
-}
-lean_ctor_set(x_165, 0, x_164);
-lean_ctor_set(x_165, 1, x_111);
-return x_165;
+x_84 = lean_box(0);
+x_85 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_85, 0, x_84);
+lean_ctor_set(x_85, 1, x_48);
+return x_85;
 }
 }
 }
@@ -4742,6 +3860,7 @@ lean_object* x_8;
 x_8 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Formatter_checkKind___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 return x_8;
 }
@@ -4763,6 +3882,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_checkKind(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -4770,81 +3890,43 @@ return x_7;
 lean_object* l_Lean_PrettyPrinter_Formatter_node_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; 
+lean_object* x_8; 
 x_8 = l_Lean_PrettyPrinter_Formatter_checkKind(x_1, x_3, x_4, x_5, x_6, x_7);
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
+if (lean_obj_tag(x_8) == 0)
 {
-uint8_t x_10; 
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_8, 1);
+lean_inc(x_9);
+lean_dec(x_8);
+x_10 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_2, x_3, x_4, x_5, x_6, x_9);
+return x_10;
+}
+else
+{
+uint8_t x_11; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
-if (x_12 == 0)
+x_11 = !lean_is_exclusive(x_8);
+if (x_11 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
+lean_inc(x_12);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+return x_14;
 }
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_20 = lean_ctor_get(x_9, 0);
-lean_inc(x_20);
-lean_dec(x_9);
-x_21 = lean_ctor_get(x_8, 1);
-lean_inc(x_21);
-lean_dec(x_8);
-x_22 = lean_ctor_get(x_20, 1);
-lean_inc(x_22);
-lean_dec(x_20);
-x_23 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_2, x_3, x_22, x_5, x_6, x_21);
-return x_23;
 }
 }
 }
@@ -4886,85 +3968,47 @@ return x_1;
 lean_object* l_Lean_PrettyPrinter_Formatter_trailingNode_formatter(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_9; 
 x_9 = l_Lean_PrettyPrinter_Formatter_checkKind(x_1, x_4, x_5, x_6, x_7, x_8);
-x_10 = lean_ctor_get(x_9, 0);
-lean_inc(x_10);
-if (lean_obj_tag(x_10) == 0)
+if (lean_obj_tag(x_9) == 0)
 {
-uint8_t x_11; 
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_10 = lean_ctor_get(x_9, 1);
+lean_inc(x_10);
+lean_dec(x_9);
+x_11 = l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___closed__1;
+x_12 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__4___rarg), 7, 2);
+lean_closure_set(x_12, 0, x_3);
+lean_closure_set(x_12, 1, x_11);
+x_13 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_12, x_4, x_5, x_6, x_7, x_10);
+return x_13;
+}
+else
+{
+uint8_t x_14; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_11 = !lean_is_exclusive(x_9);
-if (x_11 == 0)
-{
-lean_object* x_12; uint8_t x_13; 
-x_12 = lean_ctor_get(x_9, 0);
-lean_dec(x_12);
-x_13 = !lean_is_exclusive(x_10);
-if (x_13 == 0)
+x_14 = !lean_is_exclusive(x_9);
+if (x_14 == 0)
 {
 return x_9;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; 
-x_14 = lean_ctor_get(x_10, 0);
-lean_inc(x_14);
-lean_dec(x_10);
-x_15 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_9, 0, x_15);
-return x_9;
-}
-}
-else
-{
-lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_9, 0);
 x_16 = lean_ctor_get(x_9, 1);
 lean_inc(x_16);
+lean_inc(x_15);
 lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-if (lean_is_exclusive(x_10)) {
- lean_ctor_release(x_10, 0);
- x_18 = x_10;
-} else {
- lean_dec_ref(x_10);
- x_18 = lean_box(0);
+x_17 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_17, 0, x_15);
+lean_ctor_set(x_17, 1, x_16);
+return x_17;
 }
-if (lean_is_scalar(x_18)) {
- x_19 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_19 = x_18;
-}
-lean_ctor_set(x_19, 0, 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_16);
-return x_20;
-}
-}
-else
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_21 = lean_ctor_get(x_10, 0);
-lean_inc(x_21);
-lean_dec(x_10);
-x_22 = lean_ctor_get(x_9, 1);
-lean_inc(x_22);
-lean_dec(x_9);
-x_23 = lean_ctor_get(x_21, 1);
-lean_inc(x_23);
-lean_dec(x_21);
-x_24 = l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___closed__1;
-x_25 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Formatter_categoryParser_formatter___spec__4___rarg), 7, 2);
-lean_closure_set(x_25, 0, x_3);
-lean_closure_set(x_25, 1, x_24);
-x_26 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_25, x_4, x_23, x_6, x_7, x_22);
-return x_26;
 }
 }
 }
@@ -4998,194 +4042,64 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_parseToken(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; uint8_t x_9; 
-x_7 = l_Lean_PrettyPrinter_Formatter_getEnv___rarg(x_3, x_4, x_5, x_6);
-x_8 = lean_ctor_get(x_7, 0);
-lean_inc(x_8);
-x_9 = !lean_is_exclusive(x_8);
-if (x_9 == 0)
+lean_object* x_7; uint8_t x_8; 
+x_7 = l_Lean_Core_getEnv___rarg(x_5, x_6);
+x_8 = !lean_is_exclusive(x_7);
+if (x_8 == 0)
 {
-uint8_t x_10; 
-x_10 = !lean_is_exclusive(x_7);
-if (x_10 == 0)
-{
-lean_object* x_11; lean_object* x_12; uint8_t x_13; 
-x_11 = lean_ctor_get(x_8, 0);
-x_12 = lean_ctor_get(x_7, 0);
-lean_dec(x_12);
-x_13 = !lean_is_exclusive(x_11);
-if (x_13 == 0)
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_14 = lean_ctor_get(x_11, 0);
-x_15 = l_String_splitAux___main___closed__1;
-x_16 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
+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; lean_object* x_16; lean_object* x_17; 
+x_9 = lean_ctor_get(x_7, 0);
+x_10 = l_String_splitAux___main___closed__1;
+x_11 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
 lean_inc(x_1);
-x_17 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_17, 0, x_1);
-lean_ctor_set(x_17, 1, x_15);
-lean_ctor_set(x_17, 2, x_16);
-x_18 = lean_unsigned_to_nat(0u);
-x_19 = 0;
-x_20 = lean_alloc_ctor(0, 4, 1);
-lean_ctor_set(x_20, 0, x_17);
-lean_ctor_set(x_20, 1, x_18);
-lean_ctor_set(x_20, 2, x_14);
-lean_ctor_set(x_20, 3, x_2);
-lean_ctor_set_uint8(x_20, sizeof(void*)*4, x_19);
-x_21 = l_Lean_Parser_mkParserState(x_1);
+x_12 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_12, 0, x_1);
+lean_ctor_set(x_12, 1, x_10);
+lean_ctor_set(x_12, 2, x_11);
+x_13 = lean_unsigned_to_nat(0u);
+x_14 = 0;
+x_15 = lean_alloc_ctor(0, 4, 1);
+lean_ctor_set(x_15, 0, x_12);
+lean_ctor_set(x_15, 1, x_13);
+lean_ctor_set(x_15, 2, x_9);
+lean_ctor_set(x_15, 3, x_2);
+lean_ctor_set_uint8(x_15, sizeof(void*)*4, x_14);
+x_16 = l_Lean_Parser_mkParserState(x_1);
 lean_dec(x_1);
-x_22 = l_Lean_Parser_tokenFn(x_20, x_21);
-lean_ctor_set(x_11, 0, x_22);
+x_17 = l_Lean_Parser_tokenFn(x_15, x_16);
+lean_ctor_set(x_7, 0, x_17);
 return x_7;
 }
 else
 {
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; uint8_t x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_23 = lean_ctor_get(x_11, 0);
-x_24 = lean_ctor_get(x_11, 1);
-lean_inc(x_24);
-lean_inc(x_23);
-lean_dec(x_11);
-x_25 = l_String_splitAux___main___closed__1;
-x_26 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
-lean_inc(x_1);
-x_27 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_27, 0, x_1);
-lean_ctor_set(x_27, 1, x_25);
-lean_ctor_set(x_27, 2, x_26);
-x_28 = lean_unsigned_to_nat(0u);
-x_29 = 0;
-x_30 = lean_alloc_ctor(0, 4, 1);
-lean_ctor_set(x_30, 0, x_27);
-lean_ctor_set(x_30, 1, x_28);
-lean_ctor_set(x_30, 2, x_23);
-lean_ctor_set(x_30, 3, x_2);
-lean_ctor_set_uint8(x_30, sizeof(void*)*4, x_29);
-x_31 = l_Lean_Parser_mkParserState(x_1);
-lean_dec(x_1);
-x_32 = l_Lean_Parser_tokenFn(x_30, x_31);
-x_33 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_33, 0, x_32);
-lean_ctor_set(x_33, 1, x_24);
-lean_ctor_set(x_8, 0, x_33);
-return x_7;
-}
-}
-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; uint8_t x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-x_34 = lean_ctor_get(x_8, 0);
-x_35 = lean_ctor_get(x_7, 1);
-lean_inc(x_35);
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; uint8_t x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_18 = lean_ctor_get(x_7, 0);
+x_19 = lean_ctor_get(x_7, 1);
+lean_inc(x_19);
+lean_inc(x_18);
 lean_dec(x_7);
-x_36 = lean_ctor_get(x_34, 0);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_34, 1);
-lean_inc(x_37);
-if (lean_is_exclusive(x_34)) {
- lean_ctor_release(x_34, 0);
- lean_ctor_release(x_34, 1);
- x_38 = x_34;
-} else {
- lean_dec_ref(x_34);
- x_38 = lean_box(0);
-}
-x_39 = l_String_splitAux___main___closed__1;
-x_40 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
+x_20 = l_String_splitAux___main___closed__1;
+x_21 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
 lean_inc(x_1);
-x_41 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_41, 0, x_1);
-lean_ctor_set(x_41, 1, x_39);
-lean_ctor_set(x_41, 2, x_40);
-x_42 = lean_unsigned_to_nat(0u);
-x_43 = 0;
-x_44 = lean_alloc_ctor(0, 4, 1);
-lean_ctor_set(x_44, 0, x_41);
-lean_ctor_set(x_44, 1, x_42);
-lean_ctor_set(x_44, 2, x_36);
-lean_ctor_set(x_44, 3, x_2);
-lean_ctor_set_uint8(x_44, sizeof(void*)*4, x_43);
-x_45 = l_Lean_Parser_mkParserState(x_1);
+x_22 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_22, 0, x_1);
+lean_ctor_set(x_22, 1, x_20);
+lean_ctor_set(x_22, 2, x_21);
+x_23 = lean_unsigned_to_nat(0u);
+x_24 = 0;
+x_25 = lean_alloc_ctor(0, 4, 1);
+lean_ctor_set(x_25, 0, x_22);
+lean_ctor_set(x_25, 1, x_23);
+lean_ctor_set(x_25, 2, x_18);
+lean_ctor_set(x_25, 3, x_2);
+lean_ctor_set_uint8(x_25, sizeof(void*)*4, x_24);
+x_26 = l_Lean_Parser_mkParserState(x_1);
 lean_dec(x_1);
-x_46 = l_Lean_Parser_tokenFn(x_44, x_45);
-if (lean_is_scalar(x_38)) {
- x_47 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_47 = x_38;
-}
-lean_ctor_set(x_47, 0, x_46);
-lean_ctor_set(x_47, 1, x_37);
-lean_ctor_set(x_8, 0, x_47);
-x_48 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_48, 0, x_8);
-lean_ctor_set(x_48, 1, x_35);
-return x_48;
-}
-}
-else
-{
-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; uint8_t 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_49 = lean_ctor_get(x_8, 0);
-lean_inc(x_49);
-lean_dec(x_8);
-x_50 = lean_ctor_get(x_7, 1);
-lean_inc(x_50);
-if (lean_is_exclusive(x_7)) {
- lean_ctor_release(x_7, 0);
- lean_ctor_release(x_7, 1);
- x_51 = x_7;
-} else {
- lean_dec_ref(x_7);
- x_51 = lean_box(0);
-}
-x_52 = lean_ctor_get(x_49, 0);
-lean_inc(x_52);
-x_53 = lean_ctor_get(x_49, 1);
-lean_inc(x_53);
-if (lean_is_exclusive(x_49)) {
- lean_ctor_release(x_49, 0);
- lean_ctor_release(x_49, 1);
- x_54 = x_49;
-} else {
- lean_dec_ref(x_49);
- x_54 = lean_box(0);
-}
-x_55 = l_String_splitAux___main___closed__1;
-x_56 = l_Lean_PrettyPrinter_Formatter_parseToken___closed__1;
-lean_inc(x_1);
-x_57 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_57, 0, x_1);
-lean_ctor_set(x_57, 1, x_55);
-lean_ctor_set(x_57, 2, x_56);
-x_58 = lean_unsigned_to_nat(0u);
-x_59 = 0;
-x_60 = lean_alloc_ctor(0, 4, 1);
-lean_ctor_set(x_60, 0, x_57);
-lean_ctor_set(x_60, 1, x_58);
-lean_ctor_set(x_60, 2, x_52);
-lean_ctor_set(x_60, 3, x_2);
-lean_ctor_set_uint8(x_60, sizeof(void*)*4, x_59);
-x_61 = l_Lean_Parser_mkParserState(x_1);
-lean_dec(x_1);
-x_62 = l_Lean_Parser_tokenFn(x_60, x_61);
-if (lean_is_scalar(x_54)) {
- x_63 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_63 = x_54;
-}
-lean_ctor_set(x_63, 0, x_62);
-lean_ctor_set(x_63, 1, x_53);
-x_64 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_64, 0, x_63);
-if (lean_is_scalar(x_51)) {
- x_65 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_65 = x_51;
-}
-lean_ctor_set(x_65, 0, x_64);
-lean_ctor_set(x_65, 1, x_50);
-return x_65;
+x_27 = l_Lean_Parser_tokenFn(x_25, 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_19);
+return x_28;
 }
 }
 }
@@ -5196,402 +4110,397 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_parseToken(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_pushToken(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; lean_object* x_10; uint8_t x_11; 
-x_7 = lean_ctor_get(x_3, 0);
-lean_inc(x_7);
-x_8 = lean_ctor_get(x_3, 1);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_43; lean_object* x_44; uint8_t x_45; 
+x_7 = lean_io_ref_get(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_3, 2);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-x_10 = l_String_splitAux___main___closed__1;
-x_11 = lean_string_dec_eq(x_8, x_10);
-if (x_11 == 0)
-{
-lean_object* x_12; uint8_t x_13; 
-x_12 = l_String_trimRight(x_1);
-x_13 = lean_string_dec_eq(x_12, x_1);
-lean_dec(x_12);
-if (x_13 == 0)
-{
-uint8_t x_14; 
-lean_dec(x_8);
-x_14 = !lean_is_exclusive(x_3);
-if (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_3, 2);
-lean_dec(x_15);
-x_16 = lean_ctor_get(x_3, 1);
-lean_dec(x_16);
-x_17 = lean_ctor_get(x_3, 0);
-lean_dec(x_17);
-x_18 = l_String_trimLeft(x_1);
-x_19 = lean_string_dec_eq(x_18, x_1);
-lean_dec(x_18);
-if (x_19 == 0)
-{
-lean_object* x_20; lean_object* x_21; 
-lean_ctor_set(x_3, 1, x_10);
-x_20 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_20, 0, x_1);
-x_21 = l_Lean_PrettyPrinter_Formatter_push(x_20, x_2, x_3, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_21;
-}
-else
-{
-lean_object* x_22; lean_object* x_23; 
-lean_inc(x_1);
-lean_ctor_set(x_3, 1, x_1);
-x_22 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_22, 0, x_1);
-x_23 = l_Lean_PrettyPrinter_Formatter_push(x_22, x_2, x_3, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_23;
-}
-}
-else
-{
-lean_object* x_24; uint8_t x_25; 
-lean_dec(x_3);
-x_24 = l_String_trimLeft(x_1);
-x_25 = lean_string_dec_eq(x_24, x_1);
-lean_dec(x_24);
-if (x_25 == 0)
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_26, 0, x_7);
-lean_ctor_set(x_26, 1, x_10);
-lean_ctor_set(x_26, 2, x_9);
-x_27 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_27, 0, x_1);
-x_28 = l_Lean_PrettyPrinter_Formatter_push(x_27, x_2, x_26, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_28;
-}
-else
-{
-lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-lean_inc(x_1);
-x_29 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_29, 0, x_7);
-lean_ctor_set(x_29, 1, x_1);
-lean_ctor_set(x_29, 2, x_9);
-x_30 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_30, 0, x_1);
-x_31 = l_Lean_PrettyPrinter_Formatter_push(x_30, x_2, x_29, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_31;
-}
-}
-}
-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; 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; uint8_t x_48; 
-lean_dec(x_9);
 lean_dec(x_7);
-x_32 = l_String_trimLeft(x_1);
-lean_inc(x_2);
-lean_inc(x_32);
-x_33 = l_Lean_PrettyPrinter_Formatter_parseToken(x_32, x_2, x_3, x_4, x_5, x_6);
-x_34 = lean_ctor_get(x_33, 0);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-lean_dec(x_34);
-x_36 = lean_ctor_get(x_33, 1);
-lean_inc(x_36);
-lean_dec(x_33);
-x_37 = lean_ctor_get(x_35, 0);
-lean_inc(x_37);
-x_38 = lean_ctor_get(x_35, 1);
-lean_inc(x_38);
-lean_dec(x_35);
-lean_inc(x_32);
-x_39 = lean_string_append(x_32, x_8);
-lean_dec(x_8);
-lean_inc(x_2);
-x_40 = l_Lean_PrettyPrinter_Formatter_parseToken(x_39, x_2, x_38, x_4, x_5, x_36);
-x_41 = lean_ctor_get(x_40, 0);
-lean_inc(x_41);
-x_42 = lean_ctor_get(x_41, 0);
-lean_inc(x_42);
-lean_dec(x_41);
-x_43 = lean_ctor_get(x_40, 1);
+x_43 = lean_ctor_get(x_8, 1);
 lean_inc(x_43);
-lean_dec(x_40);
-x_44 = lean_ctor_get(x_42, 0);
-lean_inc(x_44);
-x_45 = lean_ctor_get(x_42, 1);
-lean_inc(x_45);
-lean_dec(x_42);
-x_46 = lean_ctor_get(x_37, 1);
-lean_inc(x_46);
-lean_dec(x_37);
-x_47 = lean_ctor_get(x_44, 1);
-lean_inc(x_47);
-lean_dec(x_44);
-x_48 = lean_nat_dec_eq(x_46, x_47);
-lean_dec(x_47);
+lean_dec(x_8);
+x_44 = l_String_splitAux___main___closed__1;
+x_45 = lean_string_dec_eq(x_43, x_44);
+if (x_45 == 0)
+{
+lean_object* x_46; uint8_t x_47; 
+x_46 = l_String_trimRight(x_1);
+x_47 = lean_string_dec_eq(x_46, x_1);
 lean_dec(x_46);
-if (x_48 == 0)
+if (x_47 == 0)
 {
-uint8_t x_49; 
-x_49 = !lean_is_exclusive(x_45);
-if (x_49 == 0)
+lean_object* x_48; 
+lean_dec(x_43);
+x_48 = lean_box(0);
+x_10 = x_48;
+goto block_42;
+}
+else
 {
-lean_object* x_50; uint8_t x_51; 
-x_50 = lean_ctor_get(x_45, 1);
+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; uint8_t x_59; 
+x_49 = l_String_trimLeft(x_1);
+lean_inc(x_2);
+lean_inc(x_49);
+x_50 = l_Lean_PrettyPrinter_Formatter_parseToken(x_49, x_2, x_3, x_4, x_5, x_9);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_ctor_get(x_50, 1);
+lean_inc(x_52);
 lean_dec(x_50);
-x_51 = lean_string_dec_eq(x_32, x_1);
-lean_dec(x_32);
-if (x_51 == 0)
+lean_inc(x_49);
+x_53 = lean_string_append(x_49, x_43);
+lean_dec(x_43);
+lean_inc(x_2);
+x_54 = l_Lean_PrettyPrinter_Formatter_parseToken(x_53, x_2, x_3, x_4, x_5, x_52);
+x_55 = lean_ctor_get(x_54, 0);
+lean_inc(x_55);
+x_56 = lean_ctor_get(x_54, 1);
+lean_inc(x_56);
+lean_dec(x_54);
+x_57 = lean_ctor_get(x_51, 1);
+lean_inc(x_57);
+lean_dec(x_51);
+x_58 = lean_ctor_get(x_55, 1);
+lean_inc(x_58);
+lean_dec(x_55);
+x_59 = lean_nat_dec_eq(x_57, x_58);
+lean_dec(x_58);
+lean_dec(x_57);
+if (x_59 == 0)
 {
-lean_object* x_52; uint8_t x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; 
-lean_ctor_set(x_45, 1, x_10);
-x_52 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_52, 0, x_1);
-x_53 = 0;
-x_54 = l_Lean_Format_flatten___main___closed__1;
-x_55 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_55, 0, x_52);
-lean_ctor_set(x_55, 1, x_54);
-lean_ctor_set_uint8(x_55, sizeof(void*)*2, x_53);
-x_56 = l_Lean_PrettyPrinter_Formatter_push(x_55, x_2, x_45, x_4, x_5, x_43);
-lean_dec(x_2);
-return x_56;
-}
-else
-{
-lean_object* x_57; uint8_t x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; 
-lean_inc(x_1);
-lean_ctor_set(x_45, 1, x_1);
-x_57 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_57, 0, x_1);
-x_58 = 0;
-x_59 = l_Lean_Format_flatten___main___closed__1;
-x_60 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_60, 0, x_57);
-lean_ctor_set(x_60, 1, x_59);
-lean_ctor_set_uint8(x_60, sizeof(void*)*2, x_58);
-x_61 = l_Lean_PrettyPrinter_Formatter_push(x_60, x_2, x_45, x_4, x_5, x_43);
-lean_dec(x_2);
-return x_61;
-}
-}
-else
-{
-lean_object* x_62; lean_object* x_63; uint8_t x_64; 
-x_62 = lean_ctor_get(x_45, 0);
-x_63 = lean_ctor_get(x_45, 2);
-lean_inc(x_63);
+lean_object* x_60; lean_object* x_61; lean_object* x_62; uint8_t x_63; 
+x_60 = lean_io_ref_take(x_3, x_56);
+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_45);
-x_64 = lean_string_dec_eq(x_32, x_1);
-lean_dec(x_32);
-if (x_64 == 0)
+lean_dec(x_60);
+x_63 = !lean_is_exclusive(x_61);
+if (x_63 == 0)
 {
-lean_object* x_65; lean_object* x_66; uint8_t x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; 
-x_65 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_65, 0, x_62);
-lean_ctor_set(x_65, 1, x_10);
-lean_ctor_set(x_65, 2, x_63);
-x_66 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_66, 0, x_1);
-x_67 = 0;
-x_68 = l_Lean_Format_flatten___main___closed__1;
-x_69 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_69, 0, x_66);
-lean_ctor_set(x_69, 1, x_68);
-lean_ctor_set_uint8(x_69, sizeof(void*)*2, x_67);
-x_70 = l_Lean_PrettyPrinter_Formatter_push(x_69, x_2, x_65, x_4, x_5, x_43);
+lean_object* x_64; uint8_t x_65; 
+x_64 = lean_ctor_get(x_61, 1);
+lean_dec(x_64);
+x_65 = lean_string_dec_eq(x_49, x_1);
+lean_dec(x_49);
+if (x_65 == 0)
+{
+lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; 
+lean_ctor_set(x_61, 1, x_44);
+x_66 = lean_io_ref_set(x_3, x_61, x_62);
+x_67 = lean_ctor_get(x_66, 1);
+lean_inc(x_67);
+lean_dec(x_66);
+x_68 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_68, 0, x_1);
+x_69 = 0;
+x_70 = l_Lean_Format_flatten___main___closed__1;
+x_71 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_71, 0, x_68);
+lean_ctor_set(x_71, 1, x_70);
+lean_ctor_set_uint8(x_71, sizeof(void*)*2, x_69);
+x_72 = l_Lean_PrettyPrinter_Formatter_push(x_71, x_2, x_3, x_4, x_5, x_67);
 lean_dec(x_2);
-return x_70;
+return x_72;
 }
 else
 {
-lean_object* x_71; lean_object* x_72; uint8_t x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; 
+lean_object* x_73; lean_object* x_74; lean_object* x_75; uint8_t x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; 
 lean_inc(x_1);
-x_71 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_71, 0, x_62);
-lean_ctor_set(x_71, 1, x_1);
-lean_ctor_set(x_71, 2, x_63);
-x_72 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_72, 0, x_1);
-x_73 = 0;
-x_74 = l_Lean_Format_flatten___main___closed__1;
-x_75 = lean_alloc_ctor(4, 2, 1);
-lean_ctor_set(x_75, 0, x_72);
-lean_ctor_set(x_75, 1, x_74);
-lean_ctor_set_uint8(x_75, sizeof(void*)*2, x_73);
-x_76 = l_Lean_PrettyPrinter_Formatter_push(x_75, x_2, x_71, x_4, x_5, x_43);
+lean_ctor_set(x_61, 1, x_1);
+x_73 = lean_io_ref_set(x_3, x_61, x_62);
+x_74 = lean_ctor_get(x_73, 1);
+lean_inc(x_74);
+lean_dec(x_73);
+x_75 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_75, 0, x_1);
+x_76 = 0;
+x_77 = l_Lean_Format_flatten___main___closed__1;
+x_78 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_78, 0, x_75);
+lean_ctor_set(x_78, 1, x_77);
+lean_ctor_set_uint8(x_78, sizeof(void*)*2, x_76);
+x_79 = l_Lean_PrettyPrinter_Formatter_push(x_78, x_2, x_3, x_4, x_5, x_74);
 lean_dec(x_2);
-return x_76;
-}
+return x_79;
 }
 }
 else
 {
-uint8_t x_77; 
-x_77 = !lean_is_exclusive(x_45);
-if (x_77 == 0)
+lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_80 = lean_ctor_get(x_61, 0);
+x_81 = lean_ctor_get(x_61, 2);
+lean_inc(x_81);
+lean_inc(x_80);
+lean_dec(x_61);
+x_82 = lean_string_dec_eq(x_49, x_1);
+lean_dec(x_49);
+if (x_82 == 0)
 {
-lean_object* x_78; uint8_t x_79; 
-x_78 = lean_ctor_get(x_45, 1);
-x_79 = lean_string_dec_eq(x_32, x_1);
-lean_dec(x_32);
-if (x_79 == 0)
-{
-lean_object* x_80; lean_object* x_81; 
-lean_dec(x_78);
-lean_ctor_set(x_45, 1, x_10);
-x_80 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_80, 0, x_1);
-x_81 = l_Lean_PrettyPrinter_Formatter_push(x_80, x_2, x_45, x_4, x_5, x_43);
-lean_dec(x_2);
-return x_81;
-}
-else
-{
-lean_object* x_82; lean_object* x_83; lean_object* x_84; 
-lean_inc(x_1);
-x_82 = lean_string_append(x_1, x_78);
-lean_dec(x_78);
-lean_ctor_set(x_45, 1, x_82);
-x_83 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_83, 0, x_1);
-x_84 = l_Lean_PrettyPrinter_Formatter_push(x_83, x_2, x_45, x_4, x_5, x_43);
-lean_dec(x_2);
-return x_84;
-}
-}
-else
-{
-lean_object* x_85; lean_object* x_86; lean_object* x_87; uint8_t x_88; 
-x_85 = lean_ctor_get(x_45, 0);
-x_86 = lean_ctor_get(x_45, 1);
-x_87 = lean_ctor_get(x_45, 2);
-lean_inc(x_87);
-lean_inc(x_86);
+lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; 
+x_83 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_83, 0, x_80);
+lean_ctor_set(x_83, 1, x_44);
+lean_ctor_set(x_83, 2, x_81);
+x_84 = lean_io_ref_set(x_3, x_83, x_62);
+x_85 = lean_ctor_get(x_84, 1);
 lean_inc(x_85);
-lean_dec(x_45);
-x_88 = lean_string_dec_eq(x_32, x_1);
-lean_dec(x_32);
-if (x_88 == 0)
-{
-lean_object* x_89; lean_object* x_90; lean_object* x_91; 
-lean_dec(x_86);
-x_89 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_89, 0, x_85);
-lean_ctor_set(x_89, 1, x_10);
-lean_ctor_set(x_89, 2, x_87);
-x_90 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_90, 0, x_1);
-x_91 = l_Lean_PrettyPrinter_Formatter_push(x_90, x_2, x_89, x_4, x_5, x_43);
+lean_dec(x_84);
+x_86 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_86, 0, x_1);
+x_87 = 0;
+x_88 = l_Lean_Format_flatten___main___closed__1;
+x_89 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_89, 0, x_86);
+lean_ctor_set(x_89, 1, x_88);
+lean_ctor_set_uint8(x_89, sizeof(void*)*2, x_87);
+x_90 = l_Lean_PrettyPrinter_Formatter_push(x_89, x_2, x_3, x_4, x_5, x_85);
 lean_dec(x_2);
-return x_91;
+return x_90;
 }
 else
 {
-lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; 
+lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; uint8_t x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; 
 lean_inc(x_1);
-x_92 = lean_string_append(x_1, x_86);
-lean_dec(x_86);
-x_93 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_93, 0, x_85);
-lean_ctor_set(x_93, 1, x_92);
-lean_ctor_set(x_93, 2, x_87);
+x_91 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_91, 0, x_80);
+lean_ctor_set(x_91, 1, x_1);
+lean_ctor_set(x_91, 2, x_81);
+x_92 = lean_io_ref_set(x_3, x_91, x_62);
+x_93 = lean_ctor_get(x_92, 1);
+lean_inc(x_93);
+lean_dec(x_92);
 x_94 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_94, 0, x_1);
-x_95 = l_Lean_PrettyPrinter_Formatter_push(x_94, x_2, x_93, x_4, x_5, x_43);
+x_95 = 0;
+x_96 = l_Lean_Format_flatten___main___closed__1;
+x_97 = lean_alloc_ctor(4, 2, 1);
+lean_ctor_set(x_97, 0, x_94);
+lean_ctor_set(x_97, 1, x_96);
+lean_ctor_set_uint8(x_97, sizeof(void*)*2, x_95);
+x_98 = l_Lean_PrettyPrinter_Formatter_push(x_97, x_2, x_3, x_4, x_5, x_93);
 lean_dec(x_2);
-return x_95;
-}
-}
+return x_98;
 }
 }
 }
 else
 {
-uint8_t x_96; 
-lean_dec(x_8);
-x_96 = !lean_is_exclusive(x_3);
-if (x_96 == 0)
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 2);
-lean_dec(x_97);
-x_98 = lean_ctor_get(x_3, 1);
-lean_dec(x_98);
-x_99 = lean_ctor_get(x_3, 0);
+lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
+x_99 = lean_io_ref_take(x_3, x_56);
+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);
-x_100 = l_String_trimLeft(x_1);
-x_101 = lean_string_dec_eq(x_100, x_1);
-lean_dec(x_100);
-if (x_101 == 0)
+x_102 = !lean_is_exclusive(x_100);
+if (x_102 == 0)
 {
-lean_object* x_102; lean_object* x_103; 
-lean_ctor_set(x_3, 1, x_10);
-x_102 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_102, 0, x_1);
-x_103 = l_Lean_PrettyPrinter_Formatter_push(x_102, x_2, x_3, x_4, x_5, x_6);
+lean_object* x_103; uint8_t x_104; 
+x_103 = lean_ctor_get(x_100, 1);
+x_104 = lean_string_dec_eq(x_49, x_1);
+lean_dec(x_49);
+if (x_104 == 0)
+{
+lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; 
+lean_dec(x_103);
+lean_ctor_set(x_100, 1, x_44);
+x_105 = lean_io_ref_set(x_3, x_100, x_101);
+x_106 = lean_ctor_get(x_105, 1);
+lean_inc(x_106);
+lean_dec(x_105);
+x_107 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_107, 0, x_1);
+x_108 = l_Lean_PrettyPrinter_Formatter_push(x_107, x_2, x_3, x_4, x_5, x_106);
 lean_dec(x_2);
-return x_103;
+return x_108;
 }
 else
 {
-lean_object* x_104; lean_object* x_105; 
+lean_object* x_109; lean_object* x_110; lean_object* x_111; lean_object* x_112; lean_object* x_113; 
 lean_inc(x_1);
-lean_ctor_set(x_3, 1, x_1);
-x_104 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_104, 0, x_1);
-x_105 = l_Lean_PrettyPrinter_Formatter_push(x_104, x_2, x_3, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_105;
-}
-}
-else
-{
-lean_object* x_106; uint8_t x_107; 
-lean_dec(x_3);
-x_106 = l_String_trimLeft(x_1);
-x_107 = lean_string_dec_eq(x_106, x_1);
-lean_dec(x_106);
-if (x_107 == 0)
-{
-lean_object* x_108; lean_object* x_109; lean_object* x_110; 
-x_108 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_108, 0, x_7);
-lean_ctor_set(x_108, 1, x_10);
-lean_ctor_set(x_108, 2, x_9);
-x_109 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_109, 0, x_1);
-x_110 = l_Lean_PrettyPrinter_Formatter_push(x_109, x_2, x_108, x_4, x_5, x_6);
-lean_dec(x_2);
-return x_110;
-}
-else
-{
-lean_object* x_111; lean_object* x_112; lean_object* x_113; 
-lean_inc(x_1);
-x_111 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_111, 0, x_7);
-lean_ctor_set(x_111, 1, x_1);
-lean_ctor_set(x_111, 2, x_9);
+x_109 = lean_string_append(x_1, x_103);
+lean_dec(x_103);
+lean_ctor_set(x_100, 1, x_109);
+x_110 = lean_io_ref_set(x_3, x_100, x_101);
+x_111 = lean_ctor_get(x_110, 1);
+lean_inc(x_111);
+lean_dec(x_110);
 x_112 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_112, 0, x_1);
-x_113 = l_Lean_PrettyPrinter_Formatter_push(x_112, x_2, x_111, x_4, x_5, x_6);
+x_113 = l_Lean_PrettyPrinter_Formatter_push(x_112, x_2, x_3, x_4, x_5, x_111);
 lean_dec(x_2);
 return x_113;
 }
 }
+else
+{
+lean_object* x_114; lean_object* x_115; lean_object* x_116; uint8_t x_117; 
+x_114 = lean_ctor_get(x_100, 0);
+x_115 = lean_ctor_get(x_100, 1);
+x_116 = lean_ctor_get(x_100, 2);
+lean_inc(x_116);
+lean_inc(x_115);
+lean_inc(x_114);
+lean_dec(x_100);
+x_117 = lean_string_dec_eq(x_49, x_1);
+lean_dec(x_49);
+if (x_117 == 0)
+{
+lean_object* x_118; lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; 
+lean_dec(x_115);
+x_118 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_118, 0, x_114);
+lean_ctor_set(x_118, 1, x_44);
+lean_ctor_set(x_118, 2, x_116);
+x_119 = lean_io_ref_set(x_3, x_118, x_101);
+x_120 = lean_ctor_get(x_119, 1);
+lean_inc(x_120);
+lean_dec(x_119);
+x_121 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_121, 0, x_1);
+x_122 = l_Lean_PrettyPrinter_Formatter_push(x_121, x_2, x_3, x_4, x_5, x_120);
+lean_dec(x_2);
+return x_122;
+}
+else
+{
+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_inc(x_1);
+x_123 = lean_string_append(x_1, x_115);
+lean_dec(x_115);
+x_124 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_124, 0, x_114);
+lean_ctor_set(x_124, 1, x_123);
+lean_ctor_set(x_124, 2, x_116);
+x_125 = lean_io_ref_set(x_3, x_124, x_101);
+x_126 = lean_ctor_get(x_125, 1);
+lean_inc(x_126);
+lean_dec(x_125);
+x_127 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_127, 0, x_1);
+x_128 = l_Lean_PrettyPrinter_Formatter_push(x_127, x_2, x_3, x_4, x_5, x_126);
+lean_dec(x_2);
+return x_128;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_129; 
+lean_dec(x_43);
+x_129 = lean_box(0);
+x_10 = x_129;
+goto block_42;
+}
+block_42:
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+lean_dec(x_10);
+x_11 = lean_io_ref_take(x_3, x_9);
+x_12 = lean_ctor_get(x_11, 0);
+lean_inc(x_12);
+x_13 = lean_ctor_get(x_11, 1);
+lean_inc(x_13);
+lean_dec(x_11);
+x_14 = !lean_is_exclusive(x_12);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; uint8_t x_17; 
+x_15 = lean_ctor_get(x_12, 1);
+lean_dec(x_15);
+x_16 = l_String_trimLeft(x_1);
+x_17 = lean_string_dec_eq(x_16, x_1);
+lean_dec(x_16);
+if (x_17 == 0)
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_18 = l_String_splitAux___main___closed__1;
+lean_ctor_set(x_12, 1, x_18);
+x_19 = lean_io_ref_set(x_3, x_12, x_13);
+x_20 = lean_ctor_get(x_19, 1);
+lean_inc(x_20);
+lean_dec(x_19);
+x_21 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_21, 0, x_1);
+x_22 = l_Lean_PrettyPrinter_Formatter_push(x_21, x_2, x_3, x_4, x_5, x_20);
+lean_dec(x_2);
+return x_22;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+lean_inc(x_1);
+lean_ctor_set(x_12, 1, x_1);
+x_23 = lean_io_ref_set(x_3, x_12, x_13);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+lean_dec(x_23);
+x_25 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_25, 0, x_1);
+x_26 = l_Lean_PrettyPrinter_Formatter_push(x_25, x_2, x_3, x_4, x_5, x_24);
+lean_dec(x_2);
+return x_26;
+}
+}
+else
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; 
+x_27 = lean_ctor_get(x_12, 0);
+x_28 = lean_ctor_get(x_12, 2);
+lean_inc(x_28);
+lean_inc(x_27);
+lean_dec(x_12);
+x_29 = l_String_trimLeft(x_1);
+x_30 = lean_string_dec_eq(x_29, x_1);
+lean_dec(x_29);
+if (x_30 == 0)
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+x_31 = l_String_splitAux___main___closed__1;
+x_32 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_32, 0, x_27);
+lean_ctor_set(x_32, 1, x_31);
+lean_ctor_set(x_32, 2, x_28);
+x_33 = lean_io_ref_set(x_3, x_32, x_13);
+x_34 = lean_ctor_get(x_33, 1);
+lean_inc(x_34);
+lean_dec(x_33);
+x_35 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_35, 0, x_1);
+x_36 = l_Lean_PrettyPrinter_Formatter_push(x_35, x_2, x_3, x_4, x_5, x_34);
+lean_dec(x_2);
+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_inc(x_1);
+x_37 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_37, 0, x_27);
+lean_ctor_set(x_37, 1, x_1);
+lean_ctor_set(x_37, 2, x_28);
+x_38 = lean_io_ref_set(x_3, x_37, x_13);
+x_39 = lean_ctor_get(x_38, 1);
+lean_inc(x_39);
+lean_dec(x_38);
+x_40 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_40, 0, x_1);
+x_41 = l_Lean_PrettyPrinter_Formatter_push(x_40, x_2, x_3, x_4, x_5, x_39);
+lean_dec(x_2);
+return x_41;
+}
+}
 }
 }
 }
@@ -5602,27 +4511,20 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_pushToken(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_symbol_formatter(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+lean_object* x_7; lean_object* x_8; lean_object* x_9; 
 x_7 = l_Lean_PrettyPrinter_Formatter_pushToken(x_1, x_2, x_3, x_4, x_5, x_6);
-x_8 = lean_ctor_get(x_7, 0);
+x_8 = lean_ctor_get(x_7, 1);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 1);
-lean_inc(x_11);
-lean_dec(x_9);
-x_12 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_11, x_4, x_5, x_10);
-return x_12;
+x_9 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_8);
+return x_9;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_symbol_formatter___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) {
@@ -5632,6 +4534,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_symbol_formatter(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
@@ -5650,6 +4553,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_symbolNoWs_formatter(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
@@ -5668,6 +4572,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_nonReservedSymbol_formatter(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
@@ -5702,101 +4607,76 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_7);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-if (lean_obj_tag(x_12) == 2)
+if (lean_obj_tag(x_9) == 2)
 {
-lean_object* x_27; lean_object* x_28; uint8_t x_29; 
-x_27 = lean_ctor_get(x_12, 1);
-lean_inc(x_27);
-lean_dec(x_12);
-x_28 = l_String_trim(x_1);
-x_29 = lean_string_dec_eq(x_27, x_28);
-lean_dec(x_28);
+lean_object* x_24; lean_object* x_25; uint8_t x_26; 
+x_24 = lean_ctor_get(x_9, 1);
+lean_inc(x_24);
+lean_dec(x_9);
+x_25 = l_String_trim(x_1);
+x_26 = lean_string_dec_eq(x_24, x_25);
+lean_dec(x_25);
+lean_dec(x_24);
+if (x_26 == 0)
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+lean_dec(x_1);
+x_27 = l_Lean_PrettyPrinter_Formatter_pushToken(x_2, x_3, x_4, x_5, x_6, x_10);
+x_28 = lean_ctor_get(x_27, 1);
+lean_inc(x_28);
 lean_dec(x_27);
-if (x_29 == 0)
+x_29 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_28);
+return x_29;
+}
+else
 {
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-lean_dec(x_1);
-x_30 = l_Lean_PrettyPrinter_Formatter_pushToken(x_2, x_3, x_13, x_5, x_6, x_11);
-x_31 = lean_ctor_get(x_30, 0);
+lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+lean_dec(x_2);
+x_30 = l_Lean_PrettyPrinter_Formatter_pushToken(x_1, x_3, x_4, x_5, x_6, x_10);
+x_31 = lean_ctor_get(x_30, 1);
 lean_inc(x_31);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-lean_dec(x_31);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
 lean_dec(x_30);
-x_34 = lean_ctor_get(x_32, 1);
-lean_inc(x_34);
-lean_dec(x_32);
-x_35 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_34, x_5, x_6, x_33);
-return x_35;
-}
-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_dec(x_2);
-x_36 = l_Lean_PrettyPrinter_Formatter_pushToken(x_1, x_3, x_13, x_5, x_6, x_11);
-x_37 = lean_ctor_get(x_36, 0);
-lean_inc(x_37);
-x_38 = lean_ctor_get(x_37, 0);
-lean_inc(x_38);
-lean_dec(x_37);
-x_39 = lean_ctor_get(x_36, 1);
-lean_inc(x_39);
-lean_dec(x_36);
-x_40 = lean_ctor_get(x_38, 1);
-lean_inc(x_40);
-lean_dec(x_38);
-x_41 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_40, x_5, x_6, x_39);
-return x_41;
+x_32 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_31);
+return x_32;
 }
 }
 else
 {
-lean_object* x_42; 
+lean_object* x_33; 
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_42 = lean_box(0);
-x_14 = x_42;
-goto block_26;
+x_33 = lean_box(0);
+x_11 = x_33;
+goto block_23;
 }
-block_26:
+block_23:
 {
-lean_object* x_15; uint8_t x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-lean_dec(x_14);
-x_15 = lean_box(0);
-x_16 = 0;
-x_17 = lean_unsigned_to_nat(0u);
-x_18 = l_Lean_Syntax_formatStxAux___main(x_15, x_16, x_17, x_12);
-x_19 = l_Lean_Options_empty;
-x_20 = l_Lean_Format_pretty(x_18, x_19);
-x_21 = lean_alloc_ctor(2, 1, 0);
+lean_object* x_12; uint8_t 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_11);
+x_12 = lean_box(0);
+x_13 = 0;
+x_14 = lean_unsigned_to_nat(0u);
+x_15 = l_Lean_Syntax_formatStxAux___main(x_12, x_13, x_14, x_9);
+x_16 = l_Lean_Options_empty;
+x_17 = l_Lean_Format_pretty(x_15, x_16);
+x_18 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_18, 0, x_17);
+x_19 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_19, 0, x_18);
+x_20 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
+x_21 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_21, 0, x_20);
-x_22 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-x_23 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
-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_PrettyPrinter_Formatter_throwError___rarg(x_24, x_3, x_13, x_5, x_6, x_11);
-lean_dec(x_13);
-lean_dec(x_3);
-return x_25;
+lean_ctor_set(x_21, 1, x_19);
+x_22 = l_Lean_Core_throwError___rarg(x_21, x_5, x_6, x_10);
+return x_22;
 }
 }
 }
@@ -5807,6 +4687,7 @@ lean_object* x_8;
 x_8 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 return x_8;
 }
 }
@@ -5865,7 +4746,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
 x_1 = l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___lambda__1___closed__1;
-x_2 = lean_unsigned_to_nat(313u);
+x_2 = lean_unsigned_to_nat(321u);
 x_3 = lean_unsigned_to_nat(35u);
 x_4 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__1;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
@@ -5891,250 +4772,163 @@ return x_1;
 lean_object* l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+lean_object* x_6; lean_object* x_7; 
 x_6 = l_Lean_identKind;
 x_7 = l_Lean_PrettyPrinter_Formatter_checkKind(x_6, x_1, x_2, x_3, x_4, x_5);
-x_8 = lean_ctor_get(x_7, 0);
+if (lean_obj_tag(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_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; uint8_t x_46; 
+x_8 = lean_ctor_get(x_7, 1);
 lean_inc(x_8);
-if (lean_obj_tag(x_8) == 0)
-{
-uint8_t x_9; 
-lean_dec(x_1);
-x_9 = !lean_is_exclusive(x_7);
-if (x_9 == 0)
-{
-lean_object* x_10; uint8_t x_11; 
-x_10 = lean_ctor_get(x_7, 0);
-lean_dec(x_10);
-x_11 = !lean_is_exclusive(x_8);
-if (x_11 == 0)
-{
-return x_7;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_8, 0);
+lean_dec(x_7);
+x_9 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_2, x_3, x_4, x_8);
+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 = l_Lean_Syntax_getId(x_10);
+x_13 = l_Lean_Name_toString___closed__1;
 lean_inc(x_12);
-lean_dec(x_8);
-x_13 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_7, 0, x_13);
+x_14 = l_Lean_Name_toStringWithSep___main(x_13, x_12);
+lean_inc(x_1);
+lean_inc(x_14);
+x_15 = l_Lean_PrettyPrinter_Formatter_parseToken(x_14, x_1, x_2, x_3, x_4, x_11);
+x_16 = lean_ctor_get(x_15, 0);
+lean_inc(x_16);
+x_17 = lean_ctor_get(x_15, 1);
+lean_inc(x_17);
+lean_dec(x_15);
+x_41 = lean_ctor_get(x_16, 0);
+lean_inc(x_41);
+x_42 = l_Lean_mkOptionalNode___closed__2;
+lean_inc(x_10);
+x_43 = lean_array_push(x_42, x_10);
+x_44 = lean_array_get_size(x_41);
+x_45 = lean_array_get_size(x_43);
+x_46 = lean_nat_dec_eq(x_44, x_45);
+lean_dec(x_45);
+lean_dec(x_44);
+if (x_46 == 0)
+{
+lean_object* x_47; 
+lean_dec(x_43);
+lean_dec(x_41);
+lean_dec(x_16);
+lean_dec(x_14);
+lean_dec(x_10);
+x_47 = lean_box(0);
+x_18 = x_47;
+goto block_40;
+}
+else
+{
+lean_object* x_48; uint8_t x_49; 
+x_48 = lean_unsigned_to_nat(0u);
+x_49 = l_Array_isEqvAux___main___at_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___spec__1(x_10, x_16, lean_box(0), x_41, x_43, x_48);
+lean_dec(x_43);
+lean_dec(x_41);
+lean_dec(x_16);
+lean_dec(x_10);
+if (x_49 == 0)
+{
+lean_object* x_50; 
+lean_dec(x_14);
+x_50 = lean_box(0);
+x_18 = x_50;
+goto block_40;
+}
+else
+{
+lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+lean_dec(x_12);
+x_51 = l_Lean_PrettyPrinter_Formatter_pushToken(x_14, x_1, x_2, x_3, x_4, x_17);
+x_52 = lean_ctor_get(x_51, 1);
+lean_inc(x_52);
+lean_dec(x_51);
+x_53 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_2, x_3, x_4, x_52);
+return x_53;
+}
+}
+block_40:
+{
+lean_dec(x_18);
+if (lean_obj_tag(x_12) == 1)
+{
+lean_object* x_19; 
+x_19 = lean_ctor_get(x_12, 0);
+lean_inc(x_19);
+if (lean_obj_tag(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; 
+x_20 = lean_ctor_get(x_12, 1);
+lean_inc(x_20);
+lean_dec(x_12);
+x_21 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__3;
+x_22 = lean_string_append(x_21, x_20);
+lean_dec(x_20);
+x_23 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__4;
+x_24 = lean_string_append(x_22, x_23);
+x_25 = l_Lean_PrettyPrinter_Formatter_pushToken(x_24, x_1, x_2, x_3, x_4, x_17);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+lean_dec(x_25);
+x_27 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_2, x_3, x_4, x_26);
+return x_27;
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+lean_dec(x_19);
+lean_dec(x_12);
+x_28 = l_String_Inhabited;
+x_29 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__2;
+x_30 = lean_panic_fn(x_28, x_29);
+x_31 = l_Lean_PrettyPrinter_Formatter_pushToken(x_30, x_1, x_2, x_3, x_4, x_17);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_2, x_3, x_4, x_32);
+return x_33;
+}
+}
+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_dec(x_12);
+x_34 = l_String_Inhabited;
+x_35 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__2;
+x_36 = lean_panic_fn(x_34, x_35);
+x_37 = l_Lean_PrettyPrinter_Formatter_pushToken(x_36, x_1, x_2, x_3, x_4, x_17);
+x_38 = lean_ctor_get(x_37, 1);
+lean_inc(x_38);
+lean_dec(x_37);
+x_39 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_2, x_3, x_4, x_38);
+return x_39;
+}
+}
+}
+else
+{
+uint8_t x_54; 
+lean_dec(x_1);
+x_54 = !lean_is_exclusive(x_7);
+if (x_54 == 0)
+{
 return x_7;
 }
-}
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_14 = lean_ctor_get(x_7, 1);
-lean_inc(x_14);
-lean_dec(x_7);
-x_15 = lean_ctor_get(x_8, 0);
-lean_inc(x_15);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- x_16 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_16 = lean_box(0);
-}
-if (lean_is_scalar(x_16)) {
- x_17 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_17 = x_16;
-}
-lean_ctor_set(x_17, 0, x_15);
-x_18 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_14);
-return x_18;
-}
-}
-else
-{
-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_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; uint8_t x_74; 
-x_19 = lean_ctor_get(x_8, 0);
-lean_inc(x_19);
-lean_dec(x_8);
-x_20 = lean_ctor_get(x_7, 1);
-lean_inc(x_20);
-lean_dec(x_7);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_21, x_3, x_4, x_20);
-x_23 = lean_ctor_get(x_22, 0);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_23, 0);
-lean_inc(x_24);
-lean_dec(x_23);
-x_25 = lean_ctor_get(x_22, 1);
-lean_inc(x_25);
-lean_dec(x_22);
-x_26 = lean_ctor_get(x_24, 0);
-lean_inc(x_26);
-x_27 = lean_ctor_get(x_24, 1);
-lean_inc(x_27);
-lean_dec(x_24);
-x_28 = l_Lean_Syntax_getId(x_26);
-x_29 = l_Lean_Name_toString___closed__1;
-lean_inc(x_28);
-x_30 = l_Lean_Name_toStringWithSep___main(x_29, x_28);
-lean_inc(x_1);
-lean_inc(x_30);
-x_31 = l_Lean_PrettyPrinter_Formatter_parseToken(x_30, x_1, x_27, x_3, x_4, x_25);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_32, 0);
-lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_ctor_get(x_33, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_33, 1);
-lean_inc(x_36);
-lean_dec(x_33);
-x_69 = lean_ctor_get(x_35, 0);
-lean_inc(x_69);
-x_70 = l_Lean_mkOptionalNode___closed__2;
-lean_inc(x_26);
-x_71 = lean_array_push(x_70, x_26);
-x_72 = lean_array_get_size(x_69);
-x_73 = lean_array_get_size(x_71);
-x_74 = lean_nat_dec_eq(x_72, x_73);
-lean_dec(x_73);
-lean_dec(x_72);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-lean_dec(x_71);
-lean_dec(x_69);
-lean_dec(x_35);
-lean_dec(x_30);
-lean_dec(x_26);
-x_75 = lean_box(0);
-x_37 = x_75;
-goto block_68;
-}
-else
-{
-lean_object* x_76; uint8_t x_77; 
-x_76 = lean_unsigned_to_nat(0u);
-x_77 = l_Array_isEqvAux___main___at_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___spec__1(x_26, x_35, lean_box(0), x_69, x_71, x_76);
-lean_dec(x_71);
-lean_dec(x_69);
-lean_dec(x_35);
-lean_dec(x_26);
-if (x_77 == 0)
-{
-lean_object* x_78; 
-lean_dec(x_30);
-x_78 = lean_box(0);
-x_37 = x_78;
-goto block_68;
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; 
-lean_dec(x_28);
-x_79 = l_Lean_PrettyPrinter_Formatter_pushToken(x_30, x_1, x_36, x_3, x_4, x_34);
-x_80 = lean_ctor_get(x_79, 0);
-lean_inc(x_80);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-lean_dec(x_80);
-x_82 = lean_ctor_get(x_79, 1);
-lean_inc(x_82);
-lean_dec(x_79);
-x_83 = lean_ctor_get(x_81, 1);
-lean_inc(x_83);
-lean_dec(x_81);
-x_84 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_83, x_3, x_4, x_82);
-return x_84;
-}
-}
-block_68:
-{
-lean_dec(x_37);
-if (lean_obj_tag(x_28) == 1)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_28, 0);
-lean_inc(x_38);
-if (lean_obj_tag(x_38) == 0)
-{
-lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-x_39 = lean_ctor_get(x_28, 1);
-lean_inc(x_39);
-lean_dec(x_28);
-x_40 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__3;
-x_41 = lean_string_append(x_40, x_39);
-lean_dec(x_39);
-x_42 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__4;
-x_43 = lean_string_append(x_41, x_42);
-x_44 = l_Lean_PrettyPrinter_Formatter_pushToken(x_43, x_1, x_36, x_3, x_4, x_34);
-x_45 = lean_ctor_get(x_44, 0);
-lean_inc(x_45);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-lean_dec(x_45);
-x_47 = lean_ctor_get(x_44, 1);
-lean_inc(x_47);
-lean_dec(x_44);
-x_48 = lean_ctor_get(x_46, 1);
-lean_inc(x_48);
-lean_dec(x_46);
-x_49 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_48, x_3, x_4, x_47);
-return x_49;
-}
-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; lean_object* x_58; 
-lean_dec(x_38);
-lean_dec(x_28);
-x_50 = l_String_Inhabited;
-x_51 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__2;
-x_52 = lean_panic_fn(x_50, x_51);
-x_53 = l_Lean_PrettyPrinter_Formatter_pushToken(x_52, x_1, x_36, x_3, x_4, x_34);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-x_55 = lean_ctor_get(x_54, 0);
-lean_inc(x_55);
-lean_dec(x_54);
-x_56 = lean_ctor_get(x_53, 1);
+lean_object* x_55; lean_object* x_56; lean_object* x_57; 
+x_55 = lean_ctor_get(x_7, 0);
+x_56 = lean_ctor_get(x_7, 1);
 lean_inc(x_56);
-lean_dec(x_53);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-lean_dec(x_55);
-x_58 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_57, x_3, x_4, x_56);
-return x_58;
-}
-}
-else
-{
-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_28);
-x_59 = l_String_Inhabited;
-x_60 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter___closed__2;
-x_61 = lean_panic_fn(x_59, x_60);
-x_62 = l_Lean_PrettyPrinter_Formatter_pushToken(x_61, x_1, x_36, x_3, x_4, x_34);
-x_63 = lean_ctor_get(x_62, 0);
-lean_inc(x_63);
-x_64 = lean_ctor_get(x_63, 0);
-lean_inc(x_64);
-lean_dec(x_63);
-x_65 = lean_ctor_get(x_62, 1);
-lean_inc(x_65);
-lean_dec(x_62);
-x_66 = lean_ctor_get(x_64, 1);
-lean_inc(x_66);
-lean_dec(x_64);
-x_67 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_66, x_3, x_4, x_65);
-return x_67;
-}
+lean_inc(x_55);
+lean_dec(x_7);
+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;
 }
 }
 }
@@ -6159,115 +4953,61 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_identNoAntiquot_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_rawIdent_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+lean_object* x_6; lean_object* x_7; 
 x_6 = l_Lean_identKind;
 x_7 = l_Lean_PrettyPrinter_Formatter_checkKind(x_6, x_1, x_2, x_3, x_4, x_5);
-x_8 = lean_ctor_get(x_7, 0);
+if (lean_obj_tag(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; 
+x_8 = lean_ctor_get(x_7, 1);
 lean_inc(x_8);
-if (lean_obj_tag(x_8) == 0)
-{
-uint8_t x_9; 
-lean_dec(x_1);
-x_9 = !lean_is_exclusive(x_7);
-if (x_9 == 0)
-{
-lean_object* x_10; uint8_t x_11; 
-x_10 = lean_ctor_get(x_7, 0);
-lean_dec(x_10);
-x_11 = !lean_is_exclusive(x_8);
-if (x_11 == 0)
-{
-return x_7;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_7, 0, x_13);
-return x_7;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_14 = lean_ctor_get(x_7, 1);
-lean_inc(x_14);
 lean_dec(x_7);
-x_15 = lean_ctor_get(x_8, 0);
-lean_inc(x_15);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- x_16 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_16 = lean_box(0);
-}
-if (lean_is_scalar(x_16)) {
- x_17 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_17 = x_16;
-}
-lean_ctor_set(x_17, 0, x_15);
-x_18 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_14);
-return x_18;
-}
+x_9 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_2, x_3, x_4, x_8);
+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 = l_Lean_Syntax_getId(x_10);
+lean_dec(x_10);
+x_13 = l_Lean_Name_toString___closed__1;
+x_14 = l_Lean_Name_toStringWithSep___main(x_13, x_12);
+x_15 = l_Lean_PrettyPrinter_Formatter_pushToken(x_14, x_1, x_2, x_3, x_4, x_11);
+x_16 = lean_ctor_get(x_15, 1);
+lean_inc(x_16);
+lean_dec(x_15);
+x_17 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_2, x_3, x_4, x_16);
+return x_17;
 }
 else
 {
-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_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_19 = lean_ctor_get(x_8, 0);
-lean_inc(x_19);
-lean_dec(x_8);
+uint8_t x_18; 
+lean_dec(x_1);
+x_18 = !lean_is_exclusive(x_7);
+if (x_18 == 0)
+{
+return x_7;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+x_19 = lean_ctor_get(x_7, 0);
 x_20 = lean_ctor_get(x_7, 1);
 lean_inc(x_20);
+lean_inc(x_19);
 lean_dec(x_7);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_21, x_3, x_4, x_20);
-x_23 = lean_ctor_get(x_22, 0);
-lean_inc(x_23);
-x_24 = lean_ctor_get(x_23, 0);
-lean_inc(x_24);
-lean_dec(x_23);
-x_25 = lean_ctor_get(x_22, 1);
-lean_inc(x_25);
-lean_dec(x_22);
-x_26 = lean_ctor_get(x_24, 0);
-lean_inc(x_26);
-x_27 = lean_ctor_get(x_24, 1);
-lean_inc(x_27);
-lean_dec(x_24);
-x_28 = l_Lean_Syntax_getId(x_26);
-lean_dec(x_26);
-x_29 = l_Lean_Name_toString___closed__1;
-x_30 = l_Lean_Name_toStringWithSep___main(x_29, x_28);
-x_31 = l_Lean_PrettyPrinter_Formatter_pushToken(x_30, x_1, x_27, x_3, x_4, x_25);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_32, 0);
-lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_ctor_get(x_33, 1);
-lean_inc(x_35);
-lean_dec(x_33);
-x_36 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_35, x_3, x_4, x_34);
-return x_36;
+x_21 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_21, 0, x_19);
+lean_ctor_set(x_21, 1, x_20);
+return x_21;
+}
 }
 }
 }
@@ -6278,6 +5018,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_rawIdent_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6296,333 +5037,146 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_identEq_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_visitAtom(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_39; uint8_t x_40; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = lean_box(0);
-x_14 = lean_name_eq(x_1, x_13);
-if (x_14 == 0)
+x_39 = lean_box(0);
+x_40 = lean_name_eq(x_1, x_39);
+if (x_40 == 0)
 {
-lean_object* x_15; lean_object* x_16; 
-x_15 = l_Lean_PrettyPrinter_Formatter_checkKind(x_1, x_2, x_12, x_4, x_5, x_10);
-x_16 = lean_ctor_get(x_15, 0);
-lean_inc(x_16);
-if (lean_obj_tag(x_16) == 0)
+lean_object* x_41; 
+x_41 = l_Lean_PrettyPrinter_Formatter_checkKind(x_1, x_2, x_3, x_4, x_5, x_9);
+if (lean_obj_tag(x_41) == 0)
 {
-uint8_t x_17; 
-lean_dec(x_11);
+lean_object* x_42; 
+x_42 = lean_ctor_get(x_41, 1);
+lean_inc(x_42);
+lean_dec(x_41);
+x_10 = x_42;
+goto block_38;
+}
+else
+{
+uint8_t x_43; 
+lean_dec(x_8);
 lean_dec(x_2);
-x_17 = !lean_is_exclusive(x_15);
-if (x_17 == 0)
+x_43 = !lean_is_exclusive(x_41);
+if (x_43 == 0)
 {
-lean_object* x_18; uint8_t x_19; 
-x_18 = lean_ctor_get(x_15, 0);
-lean_dec(x_18);
-x_19 = !lean_is_exclusive(x_16);
-if (x_19 == 0)
-{
-return x_15;
+return x_41;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_16, 0);
-lean_inc(x_20);
-lean_dec(x_16);
-x_21 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_15, 0, x_21);
-return x_15;
-}
-}
-else
-{
-lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_22 = lean_ctor_get(x_15, 1);
-lean_inc(x_22);
-lean_dec(x_15);
-x_23 = lean_ctor_get(x_16, 0);
-lean_inc(x_23);
-if (lean_is_exclusive(x_16)) {
- lean_ctor_release(x_16, 0);
- x_24 = x_16;
-} else {
- lean_dec_ref(x_16);
- x_24 = lean_box(0);
-}
-if (lean_is_scalar(x_24)) {
- x_25 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_25 = x_24;
-}
-lean_ctor_set(x_25, 0, x_23);
-x_26 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_26, 1, x_22);
-return x_26;
-}
-}
-else
-{
-lean_object* x_27; 
-x_27 = lean_ctor_get(x_16, 0);
-lean_inc(x_27);
-lean_dec(x_16);
-switch (lean_obj_tag(x_11)) {
-case 1:
-{
-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_28 = lean_ctor_get(x_15, 1);
-lean_inc(x_28);
-lean_dec(x_15);
-x_29 = lean_ctor_get(x_27, 1);
-lean_inc(x_29);
-lean_dec(x_27);
-x_30 = lean_ctor_get(x_11, 1);
-lean_inc(x_30);
-x_31 = l_Lean_Syntax_inhabited;
-x_32 = lean_unsigned_to_nat(0u);
-x_33 = lean_array_get(x_31, x_30, x_32);
-lean_dec(x_30);
-if (lean_obj_tag(x_33) == 2)
-{
-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_11);
-x_46 = lean_ctor_get(x_33, 1);
-lean_inc(x_46);
-lean_dec(x_33);
-x_47 = l_Lean_PrettyPrinter_Formatter_pushToken(x_46, x_2, x_29, x_4, x_5, x_28);
-x_48 = lean_ctor_get(x_47, 0);
-lean_inc(x_48);
-x_49 = lean_ctor_get(x_48, 0);
-lean_inc(x_49);
-lean_dec(x_48);
-x_50 = lean_ctor_get(x_47, 1);
-lean_inc(x_50);
-lean_dec(x_47);
-x_51 = lean_ctor_get(x_49, 1);
-lean_inc(x_51);
-lean_dec(x_49);
-x_52 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_51, x_4, x_5, x_50);
-return x_52;
-}
-else
-{
-lean_object* x_53; 
-lean_dec(x_33);
-x_53 = lean_box(0);
-x_34 = x_53;
-goto block_45;
-}
-block_45:
-{
-lean_object* x_35; uint8_t 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_34);
-x_35 = lean_box(0);
-x_36 = 0;
-x_37 = l_Lean_Syntax_formatStxAux___main(x_35, x_36, x_32, x_11);
-x_38 = l_Lean_Options_empty;
-x_39 = l_Lean_Format_pretty(x_37, x_38);
-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_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___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_PrettyPrinter_Formatter_throwError___rarg(x_43, x_2, x_29, x_4, x_5, x_28);
-lean_dec(x_29);
-lean_dec(x_2);
-return x_44;
-}
-}
-case 2:
-{
-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; 
-x_54 = lean_ctor_get(x_15, 1);
-lean_inc(x_54);
-lean_dec(x_15);
-x_55 = lean_ctor_get(x_27, 1);
-lean_inc(x_55);
-lean_dec(x_27);
-x_56 = lean_ctor_get(x_11, 1);
-lean_inc(x_56);
-lean_dec(x_11);
-x_57 = l_Lean_PrettyPrinter_Formatter_pushToken(x_56, x_2, x_55, x_4, x_5, x_54);
-x_58 = lean_ctor_get(x_57, 0);
-lean_inc(x_58);
-x_59 = lean_ctor_get(x_58, 0);
-lean_inc(x_59);
-lean_dec(x_58);
-x_60 = lean_ctor_get(x_57, 1);
-lean_inc(x_60);
-lean_dec(x_57);
-x_61 = lean_ctor_get(x_59, 1);
-lean_inc(x_61);
-lean_dec(x_59);
-x_62 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_61, x_4, x_5, x_60);
-return x_62;
-}
-default: 
-{
-lean_object* x_63; lean_object* x_64; lean_object* x_65; uint8_t 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_63 = lean_ctor_get(x_15, 1);
-lean_inc(x_63);
-lean_dec(x_15);
-x_64 = lean_ctor_get(x_27, 1);
-lean_inc(x_64);
-lean_dec(x_27);
-x_65 = lean_box(0);
-x_66 = 0;
-x_67 = lean_unsigned_to_nat(0u);
-x_68 = l_Lean_Syntax_formatStxAux___main(x_65, x_66, x_67, x_11);
-x_69 = l_Lean_Options_empty;
-x_70 = l_Lean_Format_pretty(x_68, x_69);
-x_71 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_71, 0, x_70);
-x_72 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_72, 0, x_71);
-x_73 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
-x_74 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_74, 0, x_73);
-lean_ctor_set(x_74, 1, x_72);
-x_75 = l_Lean_PrettyPrinter_Formatter_throwError___rarg(x_74, x_2, x_64, x_4, x_5, x_63);
-lean_dec(x_64);
-lean_dec(x_2);
-return x_75;
-}
+lean_object* x_44; lean_object* x_45; lean_object* x_46; 
+x_44 = lean_ctor_get(x_41, 0);
+x_45 = lean_ctor_get(x_41, 1);
+lean_inc(x_45);
+lean_inc(x_44);
+lean_dec(x_41);
+x_46 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_46, 0, x_44);
+lean_ctor_set(x_46, 1, x_45);
+return x_46;
 }
 }
 }
 else
 {
 lean_dec(x_1);
-switch (lean_obj_tag(x_11)) {
+x_10 = x_9;
+goto block_38;
+}
+block_38:
+{
+lean_object* x_11; 
+switch (lean_obj_tag(x_8)) {
 case 1:
 {
-lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; 
-x_76 = lean_ctor_get(x_11, 1);
-lean_inc(x_76);
-x_77 = l_Lean_Syntax_inhabited;
-x_78 = lean_unsigned_to_nat(0u);
-x_79 = lean_array_get(x_77, x_76, x_78);
-lean_dec(x_76);
-if (lean_obj_tag(x_79) == 2)
+lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_24 = lean_ctor_get(x_8, 1);
+lean_inc(x_24);
+x_25 = l_Lean_Syntax_inhabited;
+x_26 = lean_unsigned_to_nat(0u);
+x_27 = lean_array_get(x_25, x_24, x_26);
+lean_dec(x_24);
+if (lean_obj_tag(x_27) == 2)
 {
-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_11);
-x_92 = lean_ctor_get(x_79, 1);
-lean_inc(x_92);
-lean_dec(x_79);
-x_93 = l_Lean_PrettyPrinter_Formatter_pushToken(x_92, x_2, x_12, x_4, x_5, x_10);
-x_94 = lean_ctor_get(x_93, 0);
-lean_inc(x_94);
-x_95 = lean_ctor_get(x_94, 0);
-lean_inc(x_95);
-lean_dec(x_94);
-x_96 = lean_ctor_get(x_93, 1);
-lean_inc(x_96);
-lean_dec(x_93);
-x_97 = lean_ctor_get(x_95, 1);
-lean_inc(x_97);
-lean_dec(x_95);
-x_98 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_97, x_4, x_5, x_96);
-return x_98;
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
+lean_dec(x_8);
+x_28 = lean_ctor_get(x_27, 1);
+lean_inc(x_28);
+lean_dec(x_27);
+x_29 = l_Lean_PrettyPrinter_Formatter_pushToken(x_28, x_2, x_3, x_4, x_5, x_10);
+x_30 = lean_ctor_get(x_29, 1);
+lean_inc(x_30);
+lean_dec(x_29);
+x_31 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_30);
+return x_31;
 }
 else
 {
-lean_object* x_99; 
-lean_dec(x_79);
-x_99 = lean_box(0);
-x_80 = x_99;
-goto block_91;
-}
-block_91:
-{
-lean_object* x_81; uint8_t 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_dec(x_80);
-x_81 = lean_box(0);
-x_82 = 0;
-x_83 = l_Lean_Syntax_formatStxAux___main(x_81, x_82, x_78, x_11);
-x_84 = l_Lean_Options_empty;
-x_85 = l_Lean_Format_pretty(x_83, x_84);
-x_86 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_86, 0, x_85);
-x_87 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_87, 0, x_86);
-x_88 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
-x_89 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_89, 0, x_88);
-lean_ctor_set(x_89, 1, x_87);
-x_90 = l_Lean_PrettyPrinter_Formatter_throwError___rarg(x_89, x_2, x_12, x_4, x_5, x_10);
-lean_dec(x_12);
+lean_object* x_32; 
+lean_dec(x_27);
 lean_dec(x_2);
-return x_90;
+x_32 = lean_box(0);
+x_11 = x_32;
+goto block_23;
 }
 }
 case 2:
 {
-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_100 = lean_ctor_get(x_11, 1);
-lean_inc(x_100);
-lean_dec(x_11);
-x_101 = l_Lean_PrettyPrinter_Formatter_pushToken(x_100, x_2, x_12, x_4, x_5, x_10);
-x_102 = lean_ctor_get(x_101, 0);
-lean_inc(x_102);
-x_103 = lean_ctor_get(x_102, 0);
-lean_inc(x_103);
-lean_dec(x_102);
-x_104 = lean_ctor_get(x_101, 1);
-lean_inc(x_104);
-lean_dec(x_101);
-x_105 = lean_ctor_get(x_103, 1);
-lean_inc(x_105);
-lean_dec(x_103);
-x_106 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_105, x_4, x_5, x_104);
-return x_106;
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+x_33 = lean_ctor_get(x_8, 1);
+lean_inc(x_33);
+lean_dec(x_8);
+x_34 = l_Lean_PrettyPrinter_Formatter_pushToken(x_33, x_2, x_3, x_4, x_5, x_10);
+x_35 = lean_ctor_get(x_34, 1);
+lean_inc(x_35);
+lean_dec(x_34);
+x_36 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_35);
+return x_36;
 }
 default: 
 {
-lean_object* x_107; uint8_t 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_box(0);
-x_108 = 0;
-x_109 = lean_unsigned_to_nat(0u);
-x_110 = l_Lean_Syntax_formatStxAux___main(x_107, x_108, x_109, x_11);
-x_111 = l_Lean_Options_empty;
-x_112 = l_Lean_Format_pretty(x_110, x_111);
-x_113 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_113, 0, x_112);
-x_114 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_114, 0, x_113);
-x_115 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
-x_116 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_116, 0, x_115);
-lean_ctor_set(x_116, 1, x_114);
-x_117 = l_Lean_PrettyPrinter_Formatter_throwError___rarg(x_116, x_2, x_12, x_4, x_5, x_10);
-lean_dec(x_12);
+lean_object* x_37; 
 lean_dec(x_2);
-return x_117;
+x_37 = lean_box(0);
+x_11 = x_37;
+goto block_23;
 }
 }
+block_23:
+{
+lean_object* x_12; uint8_t 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_11);
+x_12 = lean_box(0);
+x_13 = 0;
+x_14 = lean_unsigned_to_nat(0u);
+x_15 = l_Lean_Syntax_formatStxAux___main(x_12, x_13, x_14, x_8);
+x_16 = l_Lean_Options_empty;
+x_17 = l_Lean_Format_pretty(x_15, x_16);
+x_18 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_18, 0, x_17);
+x_19 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_19, 0, x_18);
+x_20 = l_Lean_PrettyPrinter_Formatter_unicodeSymbol_formatter___closed__3;
+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_Core_throwError___rarg(x_21, x_4, x_5, x_10);
+return x_22;
+}
 }
 }
 }
@@ -6633,6 +5187,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_visitAtom(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
@@ -6652,6 +5207,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_charLitNoAntiquot_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6671,6 +5227,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_strLitNoAntiquot_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6690,6 +5247,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_nameLitNoAntiquot_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6709,6 +5267,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_numLitNoAntiquot_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6728,6 +5287,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_fieldIdx_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -6746,167 +5306,86 @@ lean_dec(x_3);
 lean_inc(x_1);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
 x_13 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
 if (lean_obj_tag(x_13) == 0)
 {
 lean_object* x_14; 
-x_14 = lean_ctor_get(x_13, 0);
+x_14 = lean_ctor_get(x_13, 1);
 lean_inc(x_14);
-if (lean_obj_tag(x_14) == 0)
-{
-uint8_t x_15; 
-lean_dec(x_12);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_1);
-x_15 = !lean_is_exclusive(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; uint8_t x_17; 
-x_16 = lean_ctor_get(x_13, 0);
-lean_dec(x_16);
-x_17 = !lean_is_exclusive(x_14);
-if (x_17 == 0)
-{
-return x_13;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; 
-x_18 = lean_ctor_get(x_14, 0);
-lean_inc(x_18);
-lean_dec(x_14);
-x_19 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_13, 0, x_19);
-return x_13;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_20 = lean_ctor_get(x_13, 1);
-lean_inc(x_20);
 lean_dec(x_13);
-x_21 = lean_ctor_get(x_14, 0);
-lean_inc(x_21);
-if (lean_is_exclusive(x_14)) {
- lean_ctor_release(x_14, 0);
- x_22 = x_14;
-} else {
- lean_dec_ref(x_14);
- x_22 = lean_box(0);
-}
-if (lean_is_scalar(x_22)) {
- x_23 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_23 = x_22;
-}
-lean_ctor_set(x_23, 0, x_21);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_23);
-lean_ctor_set(x_24, 1, x_20);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_14, 0);
-lean_inc(x_25);
-lean_dec(x_14);
-x_26 = lean_ctor_get(x_13, 1);
-lean_inc(x_26);
-lean_dec(x_13);
-x_27 = lean_ctor_get(x_25, 1);
-lean_inc(x_27);
-lean_dec(x_25);
 x_3 = x_12;
-x_5 = x_27;
-x_8 = x_26;
+x_8 = x_14;
 goto _start;
 }
-}
 else
 {
-uint8_t x_29; 
+uint8_t x_16; 
 lean_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_29 = !lean_is_exclusive(x_13);
-if (x_29 == 0)
+x_16 = !lean_is_exclusive(x_13);
+if (x_16 == 0)
 {
 return x_13;
 }
 else
 {
-lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-x_30 = lean_ctor_get(x_13, 0);
-x_31 = lean_ctor_get(x_13, 1);
-lean_inc(x_31);
-lean_inc(x_30);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 0);
+x_18 = lean_ctor_get(x_13, 1);
+lean_inc(x_18);
+lean_inc(x_17);
 lean_dec(x_13);
-x_32 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_32, 0, x_30);
-lean_ctor_set(x_32, 1, x_31);
-return x_32;
+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;
 }
 }
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+lean_object* x_20; lean_object* x_21; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_33 = lean_box(0);
-x_34 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_34, 0, x_33);
-lean_ctor_set(x_34, 1, x_5);
-x_35 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_35, 0, x_34);
-x_36 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set(x_36, 1, x_8);
-return x_36;
+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_8);
+return x_21;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_many_formatter(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, 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_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
+x_10 = l_Lean_Syntax_getArgs(x_8);
+lean_dec(x_8);
+x_11 = lean_array_get_size(x_10);
+lean_dec(x_10);
 lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_Syntax_getArgs(x_11);
-lean_dec(x_11);
-x_14 = lean_array_get_size(x_13);
-lean_dec(x_13);
-lean_inc(x_14);
-x_15 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Formatter_many_formatter___spec__1___boxed), 8, 3);
-lean_closure_set(x_15, 0, x_1);
-lean_closure_set(x_15, 1, x_14);
-lean_closure_set(x_15, 2, x_14);
-x_16 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_15, x_2, x_12, x_4, x_5, x_10);
-return x_16;
+x_12 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Formatter_many_formatter___spec__1___boxed), 8, 3);
+lean_closure_set(x_12, 0, x_1);
+lean_closure_set(x_12, 1, x_11);
+lean_closure_set(x_12, 2, x_11);
+x_13 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_12, x_2, x_3, x_4, x_5, x_9);
+return x_13;
 }
 }
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Formatter_many_formatter___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
@@ -6921,36 +5400,28 @@ return x_9;
 lean_object* l_Lean_PrettyPrinter_Formatter_many1_formatter(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_Syntax_getKind(x_11);
-x_14 = l_Lean_nullKind;
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_13);
-if (x_15 == 0)
+x_10 = l_Lean_Syntax_getKind(x_8);
+x_11 = l_Lean_nullKind;
+x_12 = lean_name_eq(x_10, x_11);
+lean_dec(x_10);
+if (x_12 == 0)
 {
-lean_object* x_16; 
-x_16 = lean_apply_5(x_1, x_2, x_12, x_4, x_5, x_10);
-return x_16;
+lean_object* x_13; 
+x_13 = lean_apply_5(x_1, x_2, x_3, x_4, x_5, x_9);
+return x_13;
 }
 else
 {
-lean_object* x_17; 
-x_17 = l_Lean_PrettyPrinter_Formatter_many_formatter(x_1, x_2, x_12, x_4, x_5, x_10);
-return x_17;
+lean_object* x_14; 
+x_14 = l_Lean_PrettyPrinter_Formatter_many_formatter(x_1, x_2, x_3, x_4, x_5, x_9);
+return x_14;
 }
 }
 }
@@ -6967,264 +5438,122 @@ _start:
 {
 if (lean_obj_tag(x_3) == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+lean_object* x_9; lean_object* x_10; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
 x_9 = lean_box(0);
 x_10 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_5);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_8);
-return x_12;
+lean_ctor_set(x_10, 1, x_8);
+return x_10;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
-x_13 = lean_ctor_get(x_3, 0);
-x_14 = lean_ctor_get(x_3, 1);
-x_15 = lean_unsigned_to_nat(2u);
-x_16 = lean_nat_mod(x_13, x_15);
-x_17 = lean_unsigned_to_nat(0u);
-x_18 = lean_nat_dec_eq(x_16, x_17);
-lean_dec(x_16);
-if (x_18 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_11 = lean_ctor_get(x_3, 0);
+x_12 = lean_ctor_get(x_3, 1);
+x_13 = lean_unsigned_to_nat(2u);
+x_14 = lean_nat_mod(x_11, x_13);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = lean_nat_dec_eq(x_14, x_15);
+lean_dec(x_14);
+if (x_16 == 0)
 {
-lean_object* x_19; 
+lean_object* x_17; 
 lean_inc(x_2);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
-x_19 = lean_apply_5(x_2, x_4, x_5, x_6, x_7, x_8);
-if (lean_obj_tag(x_19) == 0)
+x_17 = lean_apply_5(x_2, x_4, x_5, x_6, x_7, x_8);
+if (lean_obj_tag(x_17) == 0)
 {
-lean_object* x_20; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-if (lean_obj_tag(x_20) == 0)
-{
-uint8_t x_21; 
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_21 = !lean_is_exclusive(x_19);
-if (x_21 == 0)
-{
-lean_object* x_22; uint8_t x_23; 
-x_22 = lean_ctor_get(x_19, 0);
-lean_dec(x_22);
-x_23 = !lean_is_exclusive(x_20);
-if (x_23 == 0)
-{
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_20, 0);
-lean_inc(x_24);
-lean_dec(x_20);
-x_25 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_19, 0, x_25);
-return x_19;
-}
-}
-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_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_27 = lean_ctor_get(x_20, 0);
-lean_inc(x_27);
-if (lean_is_exclusive(x_20)) {
- lean_ctor_release(x_20, 0);
- x_28 = x_20;
-} else {
- lean_dec_ref(x_20);
- x_28 = lean_box(0);
-}
-if (lean_is_scalar(x_28)) {
- x_29 = lean_alloc_ctor(0, 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_31; lean_object* x_32; lean_object* x_33; 
-x_31 = lean_ctor_get(x_20, 0);
-lean_inc(x_31);
-lean_dec(x_20);
-x_32 = lean_ctor_get(x_19, 1);
-lean_inc(x_32);
-lean_dec(x_19);
-x_33 = lean_ctor_get(x_31, 1);
-lean_inc(x_33);
-lean_dec(x_31);
-x_3 = x_14;
-x_5 = x_33;
-x_8 = x_32;
+lean_object* x_18; 
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
+x_3 = x_12;
+x_8 = x_18;
 goto _start;
 }
-}
 else
 {
-uint8_t x_35; 
+uint8_t x_20; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_35 = !lean_is_exclusive(x_19);
-if (x_35 == 0)
+x_20 = !lean_is_exclusive(x_17);
+if (x_20 == 0)
 {
-return x_19;
+return x_17;
 }
 else
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_36 = lean_ctor_get(x_19, 0);
-x_37 = lean_ctor_get(x_19, 1);
-lean_inc(x_37);
-lean_inc(x_36);
-lean_dec(x_19);
-x_38 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_38, 0, x_36);
-lean_ctor_set(x_38, 1, x_37);
-return x_38;
+lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+x_21 = lean_ctor_get(x_17, 0);
+x_22 = lean_ctor_get(x_17, 1);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_dec(x_17);
+x_23 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_23, 0, x_21);
+lean_ctor_set(x_23, 1, x_22);
+return x_23;
 }
 }
 }
 else
 {
-lean_object* x_39; 
+lean_object* x_24; 
 lean_inc(x_1);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
-x_39 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
-if (lean_obj_tag(x_39) == 0)
+x_24 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_40; 
-x_40 = lean_ctor_get(x_39, 0);
-lean_inc(x_40);
-if (lean_obj_tag(x_40) == 0)
-{
-uint8_t x_41; 
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_41 = !lean_is_exclusive(x_39);
-if (x_41 == 0)
-{
-lean_object* x_42; uint8_t x_43; 
-x_42 = lean_ctor_get(x_39, 0);
-lean_dec(x_42);
-x_43 = !lean_is_exclusive(x_40);
-if (x_43 == 0)
-{
-return x_39;
-}
-else
-{
-lean_object* x_44; lean_object* x_45; 
-x_44 = lean_ctor_get(x_40, 0);
-lean_inc(x_44);
-lean_dec(x_40);
-x_45 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_39, 0, x_45);
-return x_39;
-}
-}
-else
-{
-lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; 
-x_46 = lean_ctor_get(x_39, 1);
-lean_inc(x_46);
-lean_dec(x_39);
-x_47 = lean_ctor_get(x_40, 0);
-lean_inc(x_47);
-if (lean_is_exclusive(x_40)) {
- lean_ctor_release(x_40, 0);
- x_48 = x_40;
-} else {
- lean_dec_ref(x_40);
- x_48 = lean_box(0);
-}
-if (lean_is_scalar(x_48)) {
- x_49 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_49 = x_48;
-}
-lean_ctor_set(x_49, 0, x_47);
-x_50 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_50, 0, x_49);
-lean_ctor_set(x_50, 1, x_46);
-return x_50;
-}
-}
-else
-{
-lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_51 = lean_ctor_get(x_40, 0);
-lean_inc(x_51);
-lean_dec(x_40);
-x_52 = lean_ctor_get(x_39, 1);
-lean_inc(x_52);
-lean_dec(x_39);
-x_53 = lean_ctor_get(x_51, 1);
-lean_inc(x_53);
-lean_dec(x_51);
-x_3 = x_14;
-x_5 = x_53;
-x_8 = x_52;
+lean_object* x_25; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+lean_dec(x_24);
+x_3 = x_12;
+x_8 = x_25;
 goto _start;
 }
-}
 else
 {
-uint8_t x_55; 
+uint8_t x_27; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_55 = !lean_is_exclusive(x_39);
-if (x_55 == 0)
+x_27 = !lean_is_exclusive(x_24);
+if (x_27 == 0)
 {
-return x_39;
+return x_24;
 }
 else
 {
-lean_object* x_56; lean_object* x_57; lean_object* x_58; 
-x_56 = lean_ctor_get(x_39, 0);
-x_57 = lean_ctor_get(x_39, 1);
-lean_inc(x_57);
-lean_inc(x_56);
-lean_dec(x_39);
-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* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_24, 0);
+x_29 = lean_ctor_get(x_24, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_24);
+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;
 }
 }
 }
@@ -7234,33 +5563,25 @@ return x_58;
 lean_object* l_Lean_PrettyPrinter_Formatter_sepBy_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, 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; 
+x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-x_14 = l_Lean_Syntax_getArgs(x_12);
-lean_dec(x_12);
-x_15 = lean_array_get_size(x_14);
-lean_dec(x_14);
-x_16 = l_List_range(x_15);
-x_17 = l_List_reverse___rarg(x_16);
-x_18 = lean_alloc_closure((void*)(l_List_forM___main___at_Lean_PrettyPrinter_Formatter_sepBy_formatter___spec__1___boxed), 8, 3);
-lean_closure_set(x_18, 0, x_1);
-lean_closure_set(x_18, 1, x_2);
-lean_closure_set(x_18, 2, x_17);
-x_19 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_18, x_3, x_13, x_5, x_6, x_11);
-return x_19;
+x_11 = l_Lean_Syntax_getArgs(x_9);
+lean_dec(x_9);
+x_12 = lean_array_get_size(x_11);
+lean_dec(x_11);
+x_13 = l_List_range(x_12);
+x_14 = l_List_reverse___rarg(x_13);
+x_15 = lean_alloc_closure((void*)(l_List_forM___main___at_Lean_PrettyPrinter_Formatter_sepBy_formatter___spec__1___boxed), 8, 3);
+lean_closure_set(x_15, 0, x_1);
+lean_closure_set(x_15, 1, x_2);
+lean_closure_set(x_15, 2, x_14);
+x_16 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_15, x_3, x_4, x_5, x_6, x_10);
+return x_16;
 }
 }
 lean_object* l_List_forM___main___at_Lean_PrettyPrinter_Formatter_sepBy_formatter___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
@@ -7336,35 +5657,49 @@ return x_7;
 lean_object* l_Lean_PrettyPrinter_Formatter_checkWsBefore_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-uint8_t x_6; 
-x_6 = !lean_is_exclusive(x_2);
-if (x_6 == 0)
+lean_object* x_6; lean_object* x_7; lean_object* x_8; uint8_t x_9; 
+x_6 = lean_io_ref_take(x_2, x_5);
+x_7 = lean_ctor_get(x_6, 0);
+lean_inc(x_7);
+x_8 = lean_ctor_get(x_6, 1);
+lean_inc(x_8);
+lean_dec(x_6);
+x_9 = !lean_is_exclusive(x_7);
+if (x_9 == 0)
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_7 = lean_ctor_get(x_2, 1);
-lean_dec(x_7);
-x_8 = l_String_splitAux___main___closed__1;
-lean_ctor_set(x_2, 1, x_8);
-x_9 = l_Lean_Format_flatten___main___closed__1;
-x_10 = l_Lean_PrettyPrinter_Formatter_push(x_9, x_1, x_2, x_3, x_4, x_5);
-return x_10;
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_10 = lean_ctor_get(x_7, 1);
+lean_dec(x_10);
+x_11 = l_String_splitAux___main___closed__1;
+lean_ctor_set(x_7, 1, x_11);
+x_12 = lean_io_ref_set(x_2, x_7, x_8);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_Lean_Format_flatten___main___closed__1;
+x_15 = l_Lean_PrettyPrinter_Formatter_push(x_14, x_1, x_2, x_3, x_4, x_13);
+return x_15;
 }
 else
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = lean_ctor_get(x_2, 0);
-x_12 = lean_ctor_get(x_2, 2);
-lean_inc(x_12);
-lean_inc(x_11);
-lean_dec(x_2);
-x_13 = l_String_splitAux___main___closed__1;
-x_14 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_14, 0, x_11);
-lean_ctor_set(x_14, 1, x_13);
-lean_ctor_set(x_14, 2, x_12);
-x_15 = l_Lean_Format_flatten___main___closed__1;
-x_16 = l_Lean_PrettyPrinter_Formatter_push(x_15, x_1, x_14, x_3, x_4, x_5);
-return x_16;
+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; 
+x_16 = lean_ctor_get(x_7, 0);
+x_17 = lean_ctor_get(x_7, 2);
+lean_inc(x_17);
+lean_inc(x_16);
+lean_dec(x_7);
+x_18 = l_String_splitAux___main___closed__1;
+x_19 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_19, 0, x_16);
+lean_ctor_set(x_19, 1, x_18);
+lean_ctor_set(x_19, 2, x_17);
+x_20 = lean_io_ref_set(x_2, x_19, x_8);
+x_21 = lean_ctor_get(x_20, 1);
+lean_inc(x_21);
+lean_dec(x_20);
+x_22 = l_Lean_Format_flatten___main___closed__1;
+x_23 = l_Lean_PrettyPrinter_Formatter_push(x_22, x_1, x_2, x_3, x_4, x_21);
+return x_23;
 }
 }
 }
@@ -7375,359 +5710,264 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_checkWsBefore_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
 return x_6;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkPrec_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Formatter_checkPrec_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Formatter_checkStackTop_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Formatter_checkNoWsBefore_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Formatter_checkTailWs_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(x_1);
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkColGe_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Formatter_checkColGe_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
-return x_2;
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Formatter_checkNoImmediateColon_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Formatter_checkInsideQuot_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Formatter_checkOutsideQuot_formatter(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Formatter_pushNone_formatter___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
 return x_5;
 }
 }
@@ -7746,6 +5986,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Formatter_pushNone_formatter___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -7761,133 +6002,50 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___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) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_8 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
-x_9 = lean_ctor_get(x_8, 0);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_7);
+x_9 = lean_ctor_get(x_8, 1);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
-lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 1);
-lean_inc(x_12);
-lean_dec(x_10);
-x_13 = lean_box(0);
+x_10 = lean_box(0);
 lean_inc(x_3);
-x_14 = l_Lean_PrettyPrinter_Formatter_visitAtom(x_13, x_3, x_12, x_5, x_6, x_11);
-if (lean_obj_tag(x_14) == 0)
+x_11 = l_Lean_PrettyPrinter_Formatter_visitAtom(x_10, x_3, x_4, x_5, x_6, x_9);
+if (lean_obj_tag(x_11) == 0)
 {
-lean_object* x_15; 
-x_15 = lean_ctor_get(x_14, 0);
-lean_inc(x_15);
-if (lean_obj_tag(x_15) == 0)
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = l_Lean_PrettyPrinter_Formatter_push(x_1, x_3, x_4, x_5, x_6, x_12);
+lean_dec(x_3);
+x_14 = lean_ctor_get(x_13, 1);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_14);
+return x_15;
+}
+else
 {
 uint8_t x_16; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_16 = !lean_is_exclusive(x_14);
+x_16 = !lean_is_exclusive(x_11);
 if (x_16 == 0)
 {
-lean_object* x_17; uint8_t x_18; 
-x_17 = lean_ctor_get(x_14, 0);
-lean_dec(x_17);
-x_18 = !lean_is_exclusive(x_15);
-if (x_18 == 0)
-{
-return x_14;
+return x_11;
 }
 else
 {
-lean_object* x_19; lean_object* x_20; 
-x_19 = lean_ctor_get(x_15, 0);
-lean_inc(x_19);
-lean_dec(x_15);
-x_20 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_14, 0, x_20);
-return x_14;
-}
-}
-else
-{
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_21 = lean_ctor_get(x_14, 1);
-lean_inc(x_21);
-lean_dec(x_14);
-x_22 = lean_ctor_get(x_15, 0);
-lean_inc(x_22);
-if (lean_is_exclusive(x_15)) {
- lean_ctor_release(x_15, 0);
- x_23 = x_15;
-} else {
- lean_dec_ref(x_15);
- x_23 = lean_box(0);
-}
-if (lean_is_scalar(x_23)) {
- x_24 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_24 = x_23;
-}
-lean_ctor_set(x_24, 0, x_22);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_21);
-return x_25;
-}
-}
-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; 
-x_26 = lean_ctor_get(x_15, 0);
-lean_inc(x_26);
-lean_dec(x_15);
-x_27 = lean_ctor_get(x_14, 1);
-lean_inc(x_27);
-lean_dec(x_14);
-x_28 = lean_ctor_get(x_26, 1);
-lean_inc(x_28);
-lean_dec(x_26);
-x_29 = l_Lean_PrettyPrinter_Formatter_push(x_1, x_3, x_28, x_5, x_6, x_27);
-lean_dec(x_3);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-lean_dec(x_30);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_31, 1);
-lean_inc(x_33);
-lean_dec(x_31);
-x_34 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Formatter_visitArgs___spec__1___rarg(x_33, x_5, x_6, x_32);
-return x_34;
-}
-}
-else
-{
-uint8_t x_35; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_35 = !lean_is_exclusive(x_14);
-if (x_35 == 0)
-{
-return x_14;
-}
-else
-{
-lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_36 = lean_ctor_get(x_14, 0);
-x_37 = lean_ctor_get(x_14, 1);
-lean_inc(x_37);
-lean_inc(x_36);
-lean_dec(x_14);
-x_38 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_38, 0, x_36);
-lean_ctor_set(x_38, 1, x_37);
-return x_38;
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_11, 0);
+x_18 = lean_ctor_get(x_11, 1);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_11);
+x_19 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_19, 0, x_17);
+lean_ctor_set(x_19, 1, x_18);
+return x_19;
 }
 }
 }
@@ -7927,82 +6085,44 @@ return x_3;
 lean_object* l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; 
+lean_object* x_6; lean_object* x_7; 
 x_6 = l_Lean_quotedSymbolKind;
 x_7 = l_Lean_PrettyPrinter_Formatter_checkKind(x_6, x_1, x_2, x_3, x_4, x_5);
-x_8 = lean_ctor_get(x_7, 0);
-lean_inc(x_8);
-if (lean_obj_tag(x_8) == 0)
+if (lean_obj_tag(x_7) == 0)
 {
-uint8_t x_9; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = lean_ctor_get(x_7, 1);
+lean_inc(x_8);
+lean_dec(x_7);
+x_9 = l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___closed__3;
+x_10 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_9, x_1, x_2, x_3, x_4, x_8);
+return x_10;
+}
+else
+{
+uint8_t x_11; 
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
-x_9 = !lean_is_exclusive(x_7);
-if (x_9 == 0)
-{
-lean_object* x_10; uint8_t x_11; 
-x_10 = lean_ctor_get(x_7, 0);
-lean_dec(x_10);
-x_11 = !lean_is_exclusive(x_8);
+x_11 = !lean_is_exclusive(x_7);
 if (x_11 == 0)
 {
 return x_7;
 }
 else
 {
-lean_object* x_12; lean_object* x_13; 
-x_12 = lean_ctor_get(x_8, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_7, 0);
+x_13 = lean_ctor_get(x_7, 1);
+lean_inc(x_13);
 lean_inc(x_12);
-lean_dec(x_8);
-x_13 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_7, 0, x_13);
-return x_7;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-x_14 = lean_ctor_get(x_7, 1);
-lean_inc(x_14);
 lean_dec(x_7);
-x_15 = lean_ctor_get(x_8, 0);
-lean_inc(x_15);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- x_16 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_16 = lean_box(0);
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+return x_14;
 }
-if (lean_is_scalar(x_16)) {
- x_17 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_17 = x_16;
-}
-lean_ctor_set(x_17, 0, x_15);
-x_18 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_18, 0, x_17);
-lean_ctor_set(x_18, 1, x_14);
-return x_18;
-}
-}
-else
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_19 = lean_ctor_get(x_8, 0);
-lean_inc(x_19);
-lean_dec(x_8);
-x_20 = lean_ctor_get(x_7, 1);
-lean_inc(x_20);
-lean_dec(x_7);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___closed__3;
-x_23 = l_Lean_PrettyPrinter_Formatter_concatArgs(x_22, x_1, x_21, x_3, x_4, x_20);
-return x_23;
 }
 }
 }
@@ -8013,6 +6133,7 @@ lean_object* x_8;
 x_8 = l_Lean_PrettyPrinter_Formatter_quotedSymbol_formatter___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_2);
 return x_8;
 }
@@ -8033,6 +6154,7 @@ lean_object* x_6;
 x_6 = l_Lean_PrettyPrinter_Formatter_unquotedSymbol_formatter(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
+lean_dec(x_2);
 return x_6;
 }
 }
@@ -8104,7 +6226,7 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_format(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; 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_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_6 = l_Lean_Parser_builtinTokenTable;
 x_7 = lean_io_ref_get(x_6, x_5);
 x_8 = lean_ctor_get(x_7, 0);
@@ -8119,101 +6241,160 @@ x_13 = lean_alloc_ctor(0, 3, 0);
 lean_ctor_set(x_13, 0, x_10);
 lean_ctor_set(x_13, 1, x_11);
 lean_ctor_set(x_13, 2, x_12);
-lean_inc(x_4);
-lean_inc(x_3);
-x_14 = lean_apply_5(x_1, x_8, x_13, x_3, x_4, x_9);
-if (lean_obj_tag(x_14) == 0)
-{
-lean_object* x_15; 
+x_14 = lean_io_mk_ref(x_13, x_9);
 x_15 = lean_ctor_get(x_14, 0);
 lean_inc(x_15);
-if (lean_obj_tag(x_15) == 0)
-{
-lean_object* x_16; lean_object* x_17; lean_object* x_18; 
-lean_dec(x_15);
 x_16 = lean_ctor_get(x_14, 1);
 lean_inc(x_16);
 lean_dec(x_14);
-x_17 = l_Lean_PrettyPrinter_format___closed__3;
-x_18 = l_Lean_Core_throwError___rarg(x_17, x_3, x_4, x_16);
-lean_dec(x_4);
-lean_dec(x_3);
-return x_18;
-}
-else
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_15);
+x_17 = lean_apply_5(x_1, x_8, x_15, x_3, x_4, x_16);
+if (lean_obj_tag(x_17) == 0)
 {
-lean_object* x_19; uint8_t x_20; 
+lean_object* x_18; lean_object* x_19; uint8_t x_20; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_19 = lean_ctor_get(x_15, 0);
-lean_inc(x_19);
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
+x_19 = lean_io_ref_get(x_15, x_18);
 lean_dec(x_15);
-x_20 = !lean_is_exclusive(x_14);
+x_20 = !lean_is_exclusive(x_19);
 if (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; 
-x_21 = lean_ctor_get(x_14, 0);
-lean_dec(x_21);
-x_22 = lean_ctor_get(x_19, 1);
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_21 = lean_ctor_get(x_19, 0);
+x_22 = lean_ctor_get(x_21, 2);
 lean_inc(x_22);
-lean_dec(x_19);
-x_23 = lean_ctor_get(x_22, 2);
-lean_inc(x_23);
+lean_dec(x_21);
+x_23 = l_Lean_Format_Inhabited;
+x_24 = lean_unsigned_to_nat(0u);
+x_25 = lean_array_get(x_23, x_22, x_24);
 lean_dec(x_22);
-x_24 = l_Lean_Format_Inhabited;
-x_25 = lean_unsigned_to_nat(0u);
-x_26 = lean_array_get(x_24, x_23, x_25);
-lean_dec(x_23);
-lean_ctor_set(x_14, 0, x_26);
-return x_14;
+lean_ctor_set(x_19, 0, x_25);
+return x_19;
 }
 else
 {
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_27 = lean_ctor_get(x_14, 1);
+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_19, 0);
+x_27 = lean_ctor_get(x_19, 1);
 lean_inc(x_27);
-lean_dec(x_14);
-x_28 = lean_ctor_get(x_19, 1);
-lean_inc(x_28);
+lean_inc(x_26);
 lean_dec(x_19);
-x_29 = lean_ctor_get(x_28, 2);
-lean_inc(x_29);
+x_28 = lean_ctor_get(x_26, 2);
+lean_inc(x_28);
+lean_dec(x_26);
+x_29 = l_Lean_Format_Inhabited;
+x_30 = lean_unsigned_to_nat(0u);
+x_31 = lean_array_get(x_29, x_28, x_30);
 lean_dec(x_28);
-x_30 = l_Lean_Format_Inhabited;
-x_31 = lean_unsigned_to_nat(0u);
-x_32 = lean_array_get(x_30, x_29, x_31);
-lean_dec(x_29);
-x_33 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_33, 0, x_32);
-lean_ctor_set(x_33, 1, x_27);
-return x_33;
-}
+x_32 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_27);
+return x_32;
 }
 }
 else
 {
+lean_object* x_33; 
+lean_dec(x_15);
+x_33 = lean_ctor_get(x_17, 0);
+lean_inc(x_33);
+if (lean_obj_tag(x_33) == 0)
+{
 uint8_t x_34; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_34 = !lean_is_exclusive(x_14);
+x_34 = !lean_is_exclusive(x_17);
 if (x_34 == 0)
 {
-return x_14;
+lean_object* x_35; 
+x_35 = lean_ctor_get(x_17, 0);
+lean_dec(x_35);
+return x_17;
 }
 else
 {
-lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-x_35 = lean_ctor_get(x_14, 0);
-x_36 = lean_ctor_get(x_14, 1);
+lean_object* x_36; lean_object* x_37; 
+x_36 = lean_ctor_get(x_17, 1);
 lean_inc(x_36);
-lean_inc(x_35);
-lean_dec(x_14);
+lean_dec(x_17);
 x_37 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_37, 0, x_35);
+lean_ctor_set(x_37, 0, x_33);
 lean_ctor_set(x_37, 1, x_36);
 return x_37;
 }
 }
+else
+{
+uint8_t x_38; 
+x_38 = !lean_is_exclusive(x_17);
+if (x_38 == 0)
+{
+lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; uint8_t x_43; 
+x_39 = lean_ctor_get(x_17, 1);
+x_40 = lean_ctor_get(x_17, 0);
+lean_dec(x_40);
+x_41 = lean_ctor_get(x_33, 0);
+lean_inc(x_41);
+x_42 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_43 = lean_nat_dec_eq(x_42, x_41);
+lean_dec(x_41);
+if (x_43 == 0)
+{
+lean_dec(x_4);
+lean_dec(x_3);
+return x_17;
+}
+else
+{
+lean_object* x_44; lean_object* x_45; 
+lean_free_object(x_17);
+lean_dec(x_33);
+x_44 = l_Lean_PrettyPrinter_format___closed__3;
+x_45 = l_Lean_Core_throwError___rarg(x_44, x_3, x_4, x_39);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_45;
+}
+}
+else
+{
+lean_object* x_46; lean_object* x_47; lean_object* x_48; uint8_t x_49; 
+x_46 = lean_ctor_get(x_17, 1);
+lean_inc(x_46);
+lean_dec(x_17);
+x_47 = lean_ctor_get(x_33, 0);
+lean_inc(x_47);
+x_48 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_49 = lean_nat_dec_eq(x_48, x_47);
+lean_dec(x_47);
+if (x_49 == 0)
+{
+lean_object* x_50; 
+lean_dec(x_4);
+lean_dec(x_3);
+x_50 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_50, 0, x_33);
+lean_ctor_set(x_50, 1, x_46);
+return x_50;
+}
+else
+{
+lean_object* x_51; lean_object* x_52; 
+lean_dec(x_33);
+x_51 = l_Lean_PrettyPrinter_format___closed__3;
+x_52 = l_Lean_Core_throwError___rarg(x_51, x_3, x_4, x_46);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_52;
+}
+}
+}
+}
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_formatTerm___closed__1() {
@@ -8333,6 +6514,7 @@ lean_object* initialize_Lean_CoreM(lean_object*);
 lean_object* initialize_Lean_Parser_Extension(lean_object*);
 lean_object* initialize_Lean_KeyedDeclsAttribute(lean_object*);
 lean_object* initialize_Lean_ParserCompiler_Attribute(lean_object*);
+lean_object* initialize_Lean_PrettyPrinter_Backtrack(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Lean_PrettyPrinter_Formatter(lean_object* w) {
 lean_object * res;
@@ -8353,6 +6535,11 @@ lean_dec_ref(res);
 res = initialize_Lean_ParserCompiler_Attribute(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+res = initialize_Lean_PrettyPrinter_Backtrack(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_PrettyPrinter_Formatter_orelse___closed__1 = _init_l_Lean_PrettyPrinter_Formatter_orelse___closed__1();
+lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_orelse___closed__1);
 l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__1 = _init_l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__1);
 l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__2 = _init_l_Lean_PrettyPrinter_mkFormatterAttribute___lambda__1___closed__2();
@@ -8419,6 +6606,8 @@ if (lean_io_result_is_error(res)) return res;
 l_Lean_PrettyPrinter_combinatorFormatterAttribute = lean_io_result_get_value(res);
 lean_mark_persistent(l_Lean_PrettyPrinter_combinatorFormatterAttribute);
 lean_dec_ref(res);
+l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1 = _init_l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1();
+lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_throwBacktrack___rarg___closed__1);
 l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__1 = _init_l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__1);
 l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__2 = _init_l_Lean_PrettyPrinter_Formatter_FormatterM_monadTraverser___closed__2();
@@ -8461,8 +6650,6 @@ l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4 = _init_l_Le
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__4);
 l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5 = _init_l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5();
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__5);
-l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6 = _init_l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6();
-lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_categoryParser_formatter___closed__6);
 l_Lean_PrettyPrinter_Formatter_checkKind___closed__1 = _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_checkKind___closed__1);
 l_Lean_PrettyPrinter_Formatter_checkKind___closed__2 = _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__2();
@@ -8483,8 +6670,6 @@ l_Lean_PrettyPrinter_Formatter_checkKind___closed__9 = _init_l_Lean_PrettyPrinte
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_checkKind___closed__9);
 l_Lean_PrettyPrinter_Formatter_checkKind___closed__10 = _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__10();
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_checkKind___closed__10);
-l_Lean_PrettyPrinter_Formatter_checkKind___closed__11 = _init_l_Lean_PrettyPrinter_Formatter_checkKind___closed__11();
-lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_checkKind___closed__11);
 l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__1 = _init_l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__1);
 l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__2 = _init_l_Lean_PrettyPrinter_Formatter_trailingNode_formatter___lambda__1___closed__2();
diff --git a/stage0/stdlib/Lean/PrettyPrinter/Meta.c b/stage0/stdlib/Lean/PrettyPrinter/Meta.c
index da1e689880..6f9926c629 100644
--- a/stage0/stdlib/Lean/PrettyPrinter/Meta.c
+++ b/stage0/stdlib/Lean/PrettyPrinter/Meta.c
@@ -2864,6 +2864,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_interpretParserDescr___main___elambda__12(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
@@ -2874,6 +2875,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Formatter_interpretParserDescr___main___elambda__13(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 return x_7;
 }
 }
diff --git a/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c b/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
index d375999490..e5f73d076e 100644
--- a/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
+++ b/stage0/stdlib/Lean/PrettyPrinter/Parenthesizer.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.PrettyPrinter.Parenthesizer
-// Imports: Init Lean.CoreM Lean.KeyedDeclsAttribute Lean.Parser.Extension Lean.ParserCompiler.Attribute
+// Imports: Init Lean.CoreM Lean.KeyedDeclsAttribute Lean.Parser.Extension Lean.ParserCompiler.Attribute Lean.PrettyPrinter.Backtrack
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -13,7 +13,6 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_reverse___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitToken___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -28,7 +27,7 @@ extern lean_object* l_Option_HasRepr___rarg___closed__2;
 lean_object* l_Lean_PrettyPrinter_categoryParenthesizerAttribute___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___lambda__1___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_registerTraceClass(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
@@ -41,7 +40,6 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer(lean_
 lean_object* l_Lean_PrettyPrinter_parenthesize___closed__1;
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withAntiquot_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_ExceptT_Monad___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute___closed__1;
 extern lean_object* l_Lean_nullKind;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -52,11 +50,11 @@ extern lean_object* l_Option_HasRepr___rarg___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_fieldIdx_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer___boxed(lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
@@ -73,7 +71,7 @@ lean_object* l_Lean_PrettyPrinter_categoryParenthesizerAttribute___closed__2;
 lean_object* l_Lean_Core_getEnv___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_unicodeSymbol_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_fieldIdx_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
 lean_object* lean_environment_find(lean_object*, lean_object*);
@@ -84,17 +82,21 @@ lean_object* l_Lean_Core_addContext(lean_object*, lean_object*, lean_object*, le
 uint8_t l_Lean_checkTraceOption(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__7;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__24;
+lean_object* lean_io_mk_ref(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__6;
+lean_object* lean_io_ref_get(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___closed__3;
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__7;
 lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute___closed__4;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__20;
 lean_object* l_ReaderT_Monad___rarg(lean_object*);
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_parenthesizerAttribute___spec__1;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_object* l_Lean_PrettyPrinter_ParenthesizerM_orelse(lean_object*);
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitToken(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__18;
@@ -108,7 +110,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__1
 lean_object* l_Lean_Core_throwError___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_range(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_toggleInsideQuot_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCombinatorParenthesizerAttribute___closed__1;
 lean_object* l_Lean_PrettyPrinter_parenthesizeCommand(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_setTailInfo(lean_object*, lean_object*);
@@ -116,8 +118,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer(lean_object*,
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__8;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkPrec_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizeTerm(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__5;
@@ -131,6 +132,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__1
 lean_object* l_Lean_Syntax_setHeadInfo(lean_object*, lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_addBuiltin___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_orelse(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_andthen_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -146,17 +148,18 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__1
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__17;
-lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__3;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__2;
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__1;
 lean_object* l_Lean_PrettyPrinter_parenthesize___closed__3;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__2(lean_object*);
+lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__4;
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_mkHashMap___at_Lean_PrettyPrinter_parenthesizerAttribute___spec__2(lean_object*);
@@ -165,7 +168,6 @@ lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_setExpected_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_Traverser_setCur(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__2;
@@ -181,21 +183,20 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__1_
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__2;
 extern lean_object* l_Lean_Option_format___rarg___closed__1;
 extern lean_object* l_Lean_EnvExtension_Inhabited___rarg___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__23;
+lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identEq_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_choiceKind___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_ParenthesizerM_orelse___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ite___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitArgs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__2;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_monadQuotation;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_charLitNoAntiquot_parenthesizer(lean_object*);
@@ -203,7 +204,7 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer(l
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_fieldIdx_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__13;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__2(lean_object*);
@@ -215,7 +216,6 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParserOfStack_parenthesi
 lean_object* l_Std_mkHashMapImp___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__1___closed__5;
 extern lean_object* l_Lean_Unhygienic_MonadQuotation___closed__4;
-lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_setExpected_parenthesizer___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__21;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__1___closed__3;
@@ -236,7 +236,7 @@ extern lean_object* l_List_reprAux___main___rarg___closed__1;
 lean_object* l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(lean_object*);
 extern lean_object* l_Lean_Parser_maxPrec;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__1(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__11;
 lean_object* l_Lean_ParserCompiler_registerCombinatorAttribute(lean_object*, lean_object*, lean_object*);
@@ -244,7 +244,7 @@ lean_object* l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_getValues___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_addParenHeuristic(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30;
@@ -253,73 +253,76 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___closed__2
 extern lean_object* l_Lean_mkAppStx___closed__6;
 lean_object* l_Lean_attrParamSyntaxToIdentifier(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_liftCoreM___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1;
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_parenthesizerAttribute___spec__1___closed__2;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__13;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbol_parenthesizer___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__3;
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_pushNone_parenthesizer___boxed(lean_object*);
+lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_categoryParenthesizerAttribute___spec__1___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbol_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
 lean_object* l_ReaderT_map___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__3(lean_object*, lean_object*);
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1(uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizerAttribute___closed__5;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbol_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_fieldIdx_parenthesizer___boxed(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__6;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__9;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__2;
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1;
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_categoryParenthesizerAttribute___spec__1___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitToken___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__3;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_nullKind___closed__2;
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__5;
 lean_object* l_Lean_Syntax_Traverser_fromSyntax(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCombinatorParenthesizerAttribute___closed__3;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 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*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_pushNone_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__9;
 extern lean_object* l_Option_HasRepr___rarg___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identEq_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__4;
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Format_paren___closed__1;
 lean_object* l_Std_PersistentArray_push___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_Traverser_down(lean_object*, lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__1___closed__2;
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___lambda__1(uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_setExpected_parenthesizer(lean_object*);
@@ -328,9 +331,8 @@ lean_object* l_Lean_PrettyPrinter_combinatorParenthesizerAttribute;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__2(lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 extern lean_object* l_Lean_SourceInfo_inhabited___closed__1;
-lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__8;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__10;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__1___boxed(lean_object*);
@@ -343,8 +345,8 @@ lean_object* l_Lean_Syntax_Traverser_right(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_monadQuotation___closed__4;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitToken___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_StateT_Monad___rarg(lean_object*);
 lean_object* lean_panic_fn(lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nameLitNoAntiquot_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -352,22 +354,21 @@ extern lean_object* l_Lean_Format_paren___closed__2;
 lean_object* l_Lean_Core_getOptions(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__3;
 lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_parenthesizerAttribute___spec__1___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__1;
 lean_object* l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg(lean_object*);
 lean_object* l_Lean_PrettyPrinter_parenthesizeCommand___closed__1;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__9;
 lean_object* lean_format_group(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___closed__1;
 lean_object* l_Lean_Option_format___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__7(lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(lean_object*);
 lean_object* l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__1;
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4(lean_object*);
 extern lean_object* l_Lean_ParserCompiler_CombinatorAttribute_Inhabited___closed__3;
@@ -376,23 +377,21 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer___box
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_io_ref_set(lean_object*, lean_object*, lean_object*);
 extern lean_object* l_PUnit_Inhabited;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__3;
+lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_nameLitNoAntiquot_parenthesizer(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwError(lean_object*);
 extern lean_object* l_Lean_Option_format___rarg___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_mkAntiquot_parenthesizer_x27___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_optional_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_lookahead_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCombinatorParenthesizerAttribute(lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbolNoWs_parenthesizer(lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbolNoWs_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(lean_object*);
@@ -402,10 +401,10 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer___
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_withPosition_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_List_format___rarg___closed__3;
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__6;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__4;
 lean_object* l_Lean_Syntax_getArg(lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___boxed(lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__5;
 extern lean_object* l_Lean_Format_paren___closed__3;
 lean_object* l_ReaderT_map___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -418,21 +417,20 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer__
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_formatStxAux___main(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__2(lean_object*);
 lean_object* l_Lean_Name_toStringWithSep___main(lean_object*, lean_object*);
 lean_object* l_Lean_KeyedDeclsAttribute_init___rarg(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
 lean_object* l_Nat_min(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_many1_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__6;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_level_parenthesizer___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
+extern lean_object* l_Lean_PrettyPrinter_backtrackExceptionId;
 lean_object* l_Lean_PrettyPrinter_parenthesizeTerm___closed__1;
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31;
 lean_object* l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__6;
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_inhabited___rarg___boxed(lean_object*, lean_object*);
@@ -447,7 +445,7 @@ lean_object* l_Lean_Core_getTraceState___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_categoryParenthesizerAttribute___closed__3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_symbolNoWs_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_categoryParenthesizerAttribute___closed__4;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParserOfStack_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -455,7 +453,7 @@ lean_object* l_Std_mkHashMap___at_Lean_PrettyPrinter_categoryParenthesizerAttrib
 lean_object* l_Lean_PrettyPrinter_mkCombinatorParenthesizerAttribute___closed__2;
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Syntax_getTailInfo___main(lean_object*);
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___boxed(lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute(lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__4;
 lean_object* l_List_forM___main___at_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -470,8 +468,9 @@ lean_object* l_Lean_SMap_empty___at_Lean_PrettyPrinter_categoryParenthesizerAttr
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__26;
 extern lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_liftCoreM___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_try_parenthesizer(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_mk_antiquot_parenthesizer(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_mkCategoryParenthesizerAttribute___closed__5;
@@ -483,6 +482,168 @@ lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_tactic_parenthesizer___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_unicodeSymbol_parenthesizer(lean_object*);
+lean_object* l_Lean_PrettyPrinter_ParenthesizerM_orelse___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+_start:
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_8 = lean_io_ref_get(x_4, x_7);
+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);
+lean_inc(x_6);
+lean_inc(x_5);
+lean_inc(x_4);
+lean_inc(x_3);
+x_11 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_11) == 0)
+{
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_11;
+}
+else
+{
+lean_object* x_12; 
+x_12 = lean_ctor_get(x_11, 0);
+lean_inc(x_12);
+if (lean_obj_tag(x_12) == 0)
+{
+uint8_t x_13; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_13 = !lean_is_exclusive(x_11);
+if (x_13 == 0)
+{
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_11, 0);
+lean_dec(x_14);
+return x_11;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_11, 1);
+lean_inc(x_15);
+lean_dec(x_11);
+x_16 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_16, 0, x_12);
+lean_ctor_set(x_16, 1, x_15);
+return x_16;
+}
+}
+else
+{
+uint8_t x_17; 
+x_17 = !lean_is_exclusive(x_11);
+if (x_17 == 0)
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; 
+x_18 = lean_ctor_get(x_11, 1);
+x_19 = lean_ctor_get(x_11, 0);
+lean_dec(x_19);
+x_20 = lean_ctor_get(x_12, 0);
+lean_inc(x_20);
+x_21 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_22 = lean_nat_dec_eq(x_21, x_20);
+lean_dec(x_20);
+if (x_22 == 0)
+{
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_11;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_free_object(x_11);
+lean_dec(x_12);
+x_23 = lean_io_ref_set(x_4, x_9, x_18);
+x_24 = lean_ctor_get(x_23, 1);
+lean_inc(x_24);
+lean_dec(x_23);
+x_25 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_24);
+return x_25;
+}
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; uint8_t x_29; 
+x_26 = lean_ctor_get(x_11, 1);
+lean_inc(x_26);
+lean_dec(x_11);
+x_27 = lean_ctor_get(x_12, 0);
+lean_inc(x_27);
+x_28 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_29 = lean_nat_dec_eq(x_28, x_27);
+lean_dec(x_27);
+if (x_29 == 0)
+{
+lean_object* x_30; 
+lean_dec(x_9);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_30 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_30, 0, x_12);
+lean_ctor_set(x_30, 1, x_26);
+return x_30;
+}
+else
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+lean_dec(x_12);
+x_31 = lean_io_ref_set(x_4, x_9, x_26);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_32);
+return x_33;
+}
+}
+}
+}
+}
+}
+lean_object* l_Lean_PrettyPrinter_ParenthesizerM_orelse(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_ParenthesizerM_orelse___rarg), 7, 0);
+return x_2;
+}
+}
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_ParenthesizerM_orelse___rarg), 7, 0);
+return x_1;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_orelse(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1;
+return x_2;
+}
+}
 lean_object* _init_l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__1() {
 _start:
 {
@@ -1199,20 +1360,70 @@ x_4 = l_Lean_ParserCompiler_registerCombinatorAttribute(x_2, x_3, x_1);
 return x_4;
 }
 }
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1() {
 _start:
 {
-lean_object* x_5; lean_object* x_6; lean_object* x_7; 
-lean_inc(x_1);
-x_5 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_5, 0, x_1);
-lean_ctor_set(x_5, 1, x_1);
-x_6 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_6, 0, x_5);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_4);
-return x_7;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_2 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_2, 0, x_1);
+return x_2;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1;
+x_3 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg), 1, 0);
+return x_6;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_6;
+}
+}
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; uint8_t x_6; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = !lean_is_exclusive(x_5);
+if (x_6 == 0)
+{
+return x_5;
+}
+else
+{
+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);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_dec(x_5);
+x_9 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_9, 0, x_7);
+lean_ctor_set(x_9, 1, x_8);
+return x_9;
+}
 }
 }
 lean_object* l_ReaderT_lift___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
@@ -1238,206 +1449,52 @@ lean_object* x_8;
 x_8 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
-{
-uint8_t x_10; 
-lean_dec(x_1);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
-if (x_12 == 0)
+uint8_t x_9; 
+x_9 = !lean_is_exclusive(x_8);
+if (x_9 == 0)
 {
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_ctor_get(x_8, 0);
+x_11 = lean_apply_1(x_1, x_10);
+lean_ctor_set(x_8, 0, x_11);
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
+lean_inc(x_12);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
+x_14 = lean_apply_1(x_1, x_12);
+x_15 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_15, 0, x_14);
+lean_ctor_set(x_15, 1, x_13);
+return x_15;
 }
 }
 else
 {
-uint8_t x_20; 
-x_20 = !lean_is_exclusive(x_9);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-x_21 = !lean_is_exclusive(x_8);
-if (x_21 == 0)
-{
-lean_object* x_22; lean_object* x_23; uint8_t x_24; 
-x_22 = lean_ctor_get(x_9, 0);
-x_23 = lean_ctor_get(x_8, 0);
-lean_dec(x_23);
-x_24 = !lean_is_exclusive(x_22);
-if (x_24 == 0)
-{
-lean_object* x_25; lean_object* x_26; 
-x_25 = lean_ctor_get(x_22, 0);
-x_26 = lean_apply_1(x_1, x_25);
-lean_ctor_set(x_22, 0, x_26);
-return x_8;
-}
-else
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_27 = lean_ctor_get(x_22, 0);
-x_28 = lean_ctor_get(x_22, 1);
-lean_inc(x_28);
-lean_inc(x_27);
-lean_dec(x_22);
-x_29 = lean_apply_1(x_1, 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_28);
-lean_ctor_set(x_9, 0, x_30);
-return x_8;
-}
-}
-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; 
-x_31 = lean_ctor_get(x_9, 0);
-x_32 = lean_ctor_get(x_8, 1);
-lean_inc(x_32);
-lean_dec(x_8);
-x_33 = lean_ctor_get(x_31, 0);
-lean_inc(x_33);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-if (lean_is_exclusive(x_31)) {
- lean_ctor_release(x_31, 0);
- lean_ctor_release(x_31, 1);
- x_35 = x_31;
-} else {
- lean_dec_ref(x_31);
- x_35 = lean_box(0);
-}
-x_36 = lean_apply_1(x_1, x_33);
-if (lean_is_scalar(x_35)) {
- x_37 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_37 = x_35;
-}
-lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_37, 1, x_34);
-lean_ctor_set(x_9, 0, x_37);
-x_38 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_38, 0, x_9);
-lean_ctor_set(x_38, 1, x_32);
-return x_38;
-}
-}
-else
-{
-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_39 = lean_ctor_get(x_9, 0);
-lean_inc(x_39);
-lean_dec(x_9);
-x_40 = lean_ctor_get(x_8, 1);
-lean_inc(x_40);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- lean_ctor_release(x_8, 1);
- x_41 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_41 = lean_box(0);
-}
-x_42 = lean_ctor_get(x_39, 0);
-lean_inc(x_42);
-x_43 = lean_ctor_get(x_39, 1);
-lean_inc(x_43);
-if (lean_is_exclusive(x_39)) {
- lean_ctor_release(x_39, 0);
- lean_ctor_release(x_39, 1);
- x_44 = x_39;
-} else {
- lean_dec_ref(x_39);
- x_44 = lean_box(0);
-}
-x_45 = lean_apply_1(x_1, x_42);
-if (lean_is_scalar(x_44)) {
- x_46 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_46 = x_44;
-}
-lean_ctor_set(x_46, 0, x_45);
-lean_ctor_set(x_46, 1, x_43);
-x_47 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_47, 0, x_46);
-if (lean_is_scalar(x_41)) {
- x_48 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_48 = x_41;
-}
-lean_ctor_set(x_48, 0, x_47);
-lean_ctor_set(x_48, 1, x_40);
-return x_48;
-}
-}
-}
-else
-{
-uint8_t x_49; 
+uint8_t x_16; 
 lean_dec(x_1);
-x_49 = !lean_is_exclusive(x_8);
-if (x_49 == 0)
+x_16 = !lean_is_exclusive(x_8);
+if (x_16 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_50; lean_object* x_51; lean_object* x_52; 
-x_50 = lean_ctor_get(x_8, 0);
-x_51 = lean_ctor_get(x_8, 1);
-lean_inc(x_51);
-lean_inc(x_50);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_8, 0);
+x_18 = lean_ctor_get(x_8, 1);
+lean_inc(x_18);
+lean_inc(x_17);
 lean_dec(x_8);
-x_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;
+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;
 }
 }
 }
@@ -1462,150 +1519,178 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___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) {
 _start:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_8 = lean_ctor_get(x_3, 0);
-lean_dec(x_8);
-lean_ctor_set(x_3, 0, x_1);
-x_9 = lean_box(0);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_6);
+lean_object* x_11; lean_object* x_12; uint8_t x_13; 
+x_11 = lean_ctor_get(x_8, 0);
+lean_dec(x_11);
+lean_ctor_set(x_8, 0, x_1);
+x_12 = lean_io_ref_set(x_3, x_8, x_9);
+x_13 = !lean_is_exclusive(x_12);
+if (x_13 == 0)
+{
+lean_object* x_14; lean_object* x_15; 
+x_14 = lean_ctor_get(x_12, 0);
+lean_dec(x_14);
+x_15 = lean_box(0);
+lean_ctor_set(x_12, 0, x_15);
 return x_12;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_13 = lean_ctor_get(x_3, 1);
-x_14 = lean_ctor_get(x_3, 2);
-x_15 = lean_ctor_get(x_3, 3);
-x_16 = lean_ctor_get(x_3, 4);
-x_17 = lean_ctor_get_uint8(x_3, sizeof(void*)*5);
+lean_object* x_16; lean_object* x_17; lean_object* x_18; 
+x_16 = lean_ctor_get(x_12, 1);
 lean_inc(x_16);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_dec(x_3);
-x_18 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_18, 0, x_1);
-lean_ctor_set(x_18, 1, x_13);
-lean_ctor_set(x_18, 2, x_14);
-lean_ctor_set(x_18, 3, x_15);
-lean_ctor_set(x_18, 4, x_16);
-lean_ctor_set_uint8(x_18, sizeof(void*)*5, x_17);
-x_19 = lean_box(0);
-x_20 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_18);
-x_21 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_21, 0, x_20);
-x_22 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_6);
-return x_22;
+lean_dec(x_12);
+x_17 = lean_box(0);
+x_18 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_18, 0, x_17);
+lean_ctor_set(x_18, 1, x_16);
+return x_18;
+}
+}
+else
+{
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_19 = lean_ctor_get(x_8, 1);
+x_20 = lean_ctor_get(x_8, 2);
+x_21 = lean_ctor_get(x_8, 3);
+x_22 = lean_ctor_get(x_8, 4);
+x_23 = lean_ctor_get_uint8(x_8, sizeof(void*)*5);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_dec(x_8);
+x_24 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_24, 0, x_1);
+lean_ctor_set(x_24, 1, x_19);
+lean_ctor_set(x_24, 2, x_20);
+lean_ctor_set(x_24, 3, x_21);
+lean_ctor_set(x_24, 4, x_22);
+lean_ctor_set_uint8(x_24, sizeof(void*)*5, x_23);
+x_25 = lean_io_ref_set(x_3, x_24, x_9);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+if (lean_is_exclusive(x_25)) {
+ lean_ctor_release(x_25, 0);
+ lean_ctor_release(x_25, 1);
+ x_27 = x_25;
+} else {
+ lean_dec_ref(x_25);
+ x_27 = lean_box(0);
+}
+x_28 = lean_box(0);
+if (lean_is_scalar(x_27)) {
+ x_29 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_29 = x_27;
+}
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_26);
+return x_29;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___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:
 {
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_4);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; uint8_t x_11; 
-x_9 = lean_ctor_get(x_4, 0);
-x_10 = lean_apply_1(x_2, x_9);
-x_11 = !lean_is_exclusive(x_10);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; uint8_t x_11; 
+x_8 = lean_io_ref_take(x_4, x_7);
+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_is_exclusive(x_9);
 if (x_11 == 0)
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_12 = lean_ctor_get(x_10, 1);
-lean_ctor_set(x_4, 0, x_12);
-lean_ctor_set(x_10, 1, x_4);
-x_13 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_13, 0, x_10);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_7);
-return x_14;
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_10, 0);
-x_16 = lean_ctor_get(x_10, 1);
-lean_inc(x_16);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; 
+x_12 = lean_ctor_get(x_9, 0);
+x_13 = lean_apply_1(x_2, x_12);
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_13, 1);
 lean_inc(x_15);
-lean_dec(x_10);
-lean_ctor_set(x_4, 0, x_16);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_15);
-lean_ctor_set(x_17, 1, x_4);
-x_18 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_18, 0, x_17);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_7);
-return x_19;
+lean_dec(x_13);
+lean_ctor_set(x_9, 0, x_15);
+x_16 = lean_io_ref_set(x_4, x_9, x_10);
+x_17 = !lean_is_exclusive(x_16);
+if (x_17 == 0)
+{
+lean_object* x_18; 
+x_18 = lean_ctor_get(x_16, 0);
+lean_dec(x_18);
+lean_ctor_set(x_16, 0, x_14);
+return x_16;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; 
+x_19 = lean_ctor_get(x_16, 1);
+lean_inc(x_19);
+lean_dec(x_16);
+x_20 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_20, 0, x_14);
+lean_ctor_set(x_20, 1, x_19);
+return x_20;
 }
 }
 else
 {
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; uint8_t 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_20 = lean_ctor_get(x_4, 0);
-x_21 = lean_ctor_get(x_4, 1);
-x_22 = lean_ctor_get(x_4, 2);
-x_23 = lean_ctor_get(x_4, 3);
-x_24 = lean_ctor_get(x_4, 4);
-x_25 = lean_ctor_get_uint8(x_4, sizeof(void*)*5);
+lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; uint8_t 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_21 = lean_ctor_get(x_9, 0);
+x_22 = lean_ctor_get(x_9, 1);
+x_23 = lean_ctor_get(x_9, 2);
+x_24 = lean_ctor_get(x_9, 3);
+x_25 = lean_ctor_get(x_9, 4);
+x_26 = lean_ctor_get_uint8(x_9, sizeof(void*)*5);
+lean_inc(x_25);
 lean_inc(x_24);
 lean_inc(x_23);
 lean_inc(x_22);
 lean_inc(x_21);
-lean_inc(x_20);
-lean_dec(x_4);
-x_26 = lean_apply_1(x_2, x_20);
-x_27 = lean_ctor_get(x_26, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_26, 1);
+lean_dec(x_9);
+x_27 = lean_apply_1(x_2, x_21);
+x_28 = lean_ctor_get(x_27, 0);
 lean_inc(x_28);
-if (lean_is_exclusive(x_26)) {
- lean_ctor_release(x_26, 0);
- lean_ctor_release(x_26, 1);
- x_29 = x_26;
-} else {
- lean_dec_ref(x_26);
- x_29 = lean_box(0);
-}
+x_29 = lean_ctor_get(x_27, 1);
+lean_inc(x_29);
+lean_dec(x_27);
 x_30 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_30, 0, x_28);
-lean_ctor_set(x_30, 1, x_21);
-lean_ctor_set(x_30, 2, x_22);
-lean_ctor_set(x_30, 3, x_23);
-lean_ctor_set(x_30, 4, x_24);
-lean_ctor_set_uint8(x_30, sizeof(void*)*5, x_25);
-if (lean_is_scalar(x_29)) {
- x_31 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_22);
+lean_ctor_set(x_30, 2, x_23);
+lean_ctor_set(x_30, 3, x_24);
+lean_ctor_set(x_30, 4, x_25);
+lean_ctor_set_uint8(x_30, sizeof(void*)*5, x_26);
+x_31 = lean_io_ref_set(x_4, x_30, x_10);
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+if (lean_is_exclusive(x_31)) {
+ lean_ctor_release(x_31, 0);
+ lean_ctor_release(x_31, 1);
+ x_33 = x_31;
 } else {
- x_31 = x_29;
+ lean_dec_ref(x_31);
+ x_33 = lean_box(0);
 }
-lean_ctor_set(x_31, 0, x_27);
-lean_ctor_set(x_31, 1, x_30);
-x_32 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_32, 0, x_31);
-x_33 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_33, 0, x_32);
-lean_ctor_set(x_33, 1, x_7);
-return x_33;
+if (lean_is_scalar(x_33)) {
+ x_34 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_34 = x_33;
+}
+lean_ctor_set(x_34, 0, x_28);
+lean_ctor_set(x_34, 1, x_32);
+return x_34;
 }
 }
 }
@@ -1613,7 +1698,7 @@ lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraver
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1___boxed), 4, 0);
+x_1 = lean_alloc_closure((void*)(l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1___boxed), 4, 0);
 return x_1;
 }
 }
@@ -1685,13 +1770,14 @@ x_1 = l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed_
 return x_1;
 }
 }
-lean_object* l_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___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_StateT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(x_1, x_2, x_3, x_4);
+x_5 = l_StateRefT_get___at_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___spec__1(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -1720,6 +1806,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__2(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -1731,6 +1818,7 @@ lean_object* x_8;
 x_8 = l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___lambda__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 return x_8;
 }
@@ -1738,402 +1826,543 @@ return x_8;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(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 = lean_ctor_get(x_3, 1);
-lean_inc(x_7);
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_3);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
-x_9 = lean_ctor_get(x_3, 3);
-x_10 = lean_ctor_get(x_3, 1);
-lean_dec(x_10);
-x_11 = l_Nat_min(x_1, x_1);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_8, 1);
+lean_inc(x_9);
 if (lean_obj_tag(x_9) == 0)
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-lean_inc(x_12);
-lean_ctor_set(x_3, 3, x_12);
-lean_ctor_set(x_3, 1, x_12);
-x_13 = lean_box(0);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_3);
+lean_object* x_10; uint8_t x_11; 
+x_10 = lean_ctor_get(x_7, 1);
+lean_inc(x_10);
+lean_dec(x_7);
+x_11 = !lean_is_exclusive(x_8);
+if (x_11 == 0)
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_12 = lean_ctor_get(x_8, 3);
+x_13 = lean_ctor_get(x_8, 1);
+lean_dec(x_13);
+x_14 = l_Nat_min(x_1, x_1);
 x_15 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_15, 0, x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_6);
+if (lean_obj_tag(x_12) == 0)
+{
+lean_object* x_16; uint8_t x_17; 
+lean_inc(x_15);
+lean_ctor_set(x_8, 3, x_15);
+lean_ctor_set(x_8, 1, x_15);
+x_16 = lean_io_ref_set(x_3, x_8, x_10);
+x_17 = !lean_is_exclusive(x_16);
+if (x_17 == 0)
+{
+lean_object* x_18; lean_object* x_19; 
+x_18 = lean_ctor_get(x_16, 0);
+lean_dec(x_18);
+x_19 = lean_box(0);
+lean_ctor_set(x_16, 0, x_19);
 return x_16;
 }
 else
 {
-uint8_t x_17; 
-x_17 = !lean_is_exclusive(x_9);
-if (x_17 == 0)
-{
-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_18 = lean_ctor_get(x_9, 0);
-x_19 = l_Nat_min(x_18, x_1);
-lean_dec(x_18);
-lean_ctor_set(x_9, 0, x_19);
-lean_ctor_set(x_3, 1, x_12);
-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_3);
-x_22 = lean_alloc_ctor(1, 1, 0);
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_16, 1);
+lean_inc(x_20);
+lean_dec(x_16);
+x_21 = lean_box(0);
+x_22 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_22, 0, x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_6);
-return x_23;
+lean_ctor_set(x_22, 1, x_20);
+return x_22;
+}
 }
 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_30; 
-x_24 = lean_ctor_get(x_9, 0);
-lean_inc(x_24);
-lean_dec(x_9);
+uint8_t x_23; 
+x_23 = !lean_is_exclusive(x_12);
+if (x_23 == 0)
+{
+lean_object* x_24; lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_24 = lean_ctor_get(x_12, 0);
 x_25 = l_Nat_min(x_24, x_1);
 lean_dec(x_24);
-x_26 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_3, 3, x_26);
-lean_ctor_set(x_3, 1, x_12);
-x_27 = lean_box(0);
-x_28 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_28, 0, x_27);
-lean_ctor_set(x_28, 1, x_3);
-x_29 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_29, 0, x_28);
-x_30 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_30, 0, x_29);
-lean_ctor_set(x_30, 1, x_6);
-return x_30;
+lean_ctor_set(x_12, 0, x_25);
+lean_ctor_set(x_8, 1, x_15);
+x_26 = lean_io_ref_set(x_3, x_8, x_10);
+x_27 = !lean_is_exclusive(x_26);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; 
+x_28 = lean_ctor_get(x_26, 0);
+lean_dec(x_28);
+x_29 = lean_box(0);
+lean_ctor_set(x_26, 0, x_29);
+return x_26;
 }
+else
+{
+lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_30 = lean_ctor_get(x_26, 1);
+lean_inc(x_30);
+lean_dec(x_26);
+x_31 = lean_box(0);
+x_32 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_30);
+return x_32;
 }
 }
 else
 {
-lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; uint8_t x_35; lean_object* x_36; lean_object* x_37; 
-x_31 = lean_ctor_get(x_3, 0);
-x_32 = lean_ctor_get(x_3, 2);
-x_33 = lean_ctor_get(x_3, 3);
-x_34 = lean_ctor_get(x_3, 4);
-x_35 = lean_ctor_get_uint8(x_3, sizeof(void*)*5);
-lean_inc(x_34);
+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_33 = lean_ctor_get(x_12, 0);
 lean_inc(x_33);
-lean_inc(x_32);
-lean_inc(x_31);
-lean_dec(x_3);
-x_36 = l_Nat_min(x_1, x_1);
-x_37 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_37, 0, x_36);
-if (lean_obj_tag(x_33) == 0)
-{
-lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+lean_dec(x_12);
+x_34 = l_Nat_min(x_33, x_1);
+lean_dec(x_33);
+x_35 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_35, 0, x_34);
+lean_ctor_set(x_8, 3, x_35);
+lean_ctor_set(x_8, 1, x_15);
+x_36 = lean_io_ref_set(x_3, x_8, x_10);
+x_37 = lean_ctor_get(x_36, 1);
 lean_inc(x_37);
-x_38 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_38, 0, x_31);
-lean_ctor_set(x_38, 1, x_37);
-lean_ctor_set(x_38, 2, x_32);
-lean_ctor_set(x_38, 3, x_37);
-lean_ctor_set(x_38, 4, x_34);
-lean_ctor_set_uint8(x_38, sizeof(void*)*5, x_35);
+if (lean_is_exclusive(x_36)) {
+ lean_ctor_release(x_36, 0);
+ lean_ctor_release(x_36, 1);
+ x_38 = x_36;
+} else {
+ lean_dec_ref(x_36);
+ x_38 = lean_box(0);
+}
 x_39 = lean_box(0);
-x_40 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_scalar(x_38)) {
+ x_40 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_40 = x_38;
+}
 lean_ctor_set(x_40, 0, x_39);
-lean_ctor_set(x_40, 1, x_38);
-x_41 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_41, 0, x_40);
-x_42 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_42, 0, x_41);
-lean_ctor_set(x_42, 1, x_6);
-return x_42;
+lean_ctor_set(x_40, 1, x_37);
+return x_40;
+}
+}
 }
 else
 {
-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; 
-x_43 = lean_ctor_get(x_33, 0);
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; uint8_t x_45; lean_object* x_46; lean_object* x_47; 
+x_41 = lean_ctor_get(x_8, 0);
+x_42 = lean_ctor_get(x_8, 2);
+x_43 = lean_ctor_get(x_8, 3);
+x_44 = lean_ctor_get(x_8, 4);
+x_45 = lean_ctor_get_uint8(x_8, sizeof(void*)*5);
+lean_inc(x_44);
 lean_inc(x_43);
-if (lean_is_exclusive(x_33)) {
- lean_ctor_release(x_33, 0);
- x_44 = x_33;
+lean_inc(x_42);
+lean_inc(x_41);
+lean_dec(x_8);
+x_46 = l_Nat_min(x_1, x_1);
+x_47 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_47, 0, x_46);
+if (lean_obj_tag(x_43) == 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_inc(x_47);
+x_48 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_48, 0, x_41);
+lean_ctor_set(x_48, 1, x_47);
+lean_ctor_set(x_48, 2, x_42);
+lean_ctor_set(x_48, 3, x_47);
+lean_ctor_set(x_48, 4, x_44);
+lean_ctor_set_uint8(x_48, sizeof(void*)*5, x_45);
+x_49 = lean_io_ref_set(x_3, x_48, x_10);
+x_50 = lean_ctor_get(x_49, 1);
+lean_inc(x_50);
+if (lean_is_exclusive(x_49)) {
+ lean_ctor_release(x_49, 0);
+ lean_ctor_release(x_49, 1);
+ x_51 = x_49;
 } else {
- lean_dec_ref(x_33);
- x_44 = lean_box(0);
+ lean_dec_ref(x_49);
+ x_51 = lean_box(0);
 }
-x_45 = l_Nat_min(x_43, x_1);
-lean_dec(x_43);
-if (lean_is_scalar(x_44)) {
- x_46 = lean_alloc_ctor(1, 1, 0);
+x_52 = lean_box(0);
+if (lean_is_scalar(x_51)) {
+ x_53 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_46 = x_44;
-}
-lean_ctor_set(x_46, 0, x_45);
-x_47 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_47, 0, x_31);
-lean_ctor_set(x_47, 1, x_37);
-lean_ctor_set(x_47, 2, x_32);
-lean_ctor_set(x_47, 3, x_46);
-lean_ctor_set(x_47, 4, x_34);
-lean_ctor_set_uint8(x_47, sizeof(void*)*5, x_35);
-x_48 = lean_box(0);
-x_49 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_49, 0, x_48);
-lean_ctor_set(x_49, 1, x_47);
-x_50 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_50, 0, x_49);
-x_51 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set(x_51, 1, x_6);
-return x_51;
-}
+ x_53 = x_51;
 }
+lean_ctor_set(x_53, 0, x_52);
+lean_ctor_set(x_53, 1, x_50);
+return x_53;
 }
 else
 {
-uint8_t x_52; 
-x_52 = !lean_is_exclusive(x_3);
-if (x_52 == 0)
-{
-lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_53 = lean_ctor_get(x_3, 3);
-x_54 = lean_ctor_get(x_3, 1);
+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; 
+x_54 = lean_ctor_get(x_43, 0);
+lean_inc(x_54);
+if (lean_is_exclusive(x_43)) {
+ lean_ctor_release(x_43, 0);
+ x_55 = x_43;
+} else {
+ lean_dec_ref(x_43);
+ x_55 = lean_box(0);
+}
+x_56 = l_Nat_min(x_54, x_1);
 lean_dec(x_54);
-x_55 = !lean_is_exclusive(x_7);
-if (x_55 == 0)
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_7, 0);
-x_57 = l_Nat_min(x_56, x_1);
-lean_dec(x_56);
-lean_ctor_set(x_7, 0, x_57);
-if (lean_obj_tag(x_53) == 0)
-{
-lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-x_58 = l_Nat_min(x_1, x_1);
-x_59 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_59, 0, x_58);
-lean_ctor_set(x_3, 3, x_59);
-x_60 = lean_box(0);
-x_61 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_61, 0, x_60);
-lean_ctor_set(x_61, 1, x_3);
-x_62 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_62, 0, x_61);
-x_63 = lean_alloc_ctor(0, 2, 0);
+if (lean_is_scalar(x_55)) {
+ x_57 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_57 = x_55;
+}
+lean_ctor_set(x_57, 0, x_56);
+x_58 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_58, 0, x_41);
+lean_ctor_set(x_58, 1, x_47);
+lean_ctor_set(x_58, 2, x_42);
+lean_ctor_set(x_58, 3, x_57);
+lean_ctor_set(x_58, 4, x_44);
+lean_ctor_set_uint8(x_58, sizeof(void*)*5, x_45);
+x_59 = lean_io_ref_set(x_3, x_58, x_10);
+x_60 = lean_ctor_get(x_59, 1);
+lean_inc(x_60);
+if (lean_is_exclusive(x_59)) {
+ lean_ctor_release(x_59, 0);
+ lean_ctor_release(x_59, 1);
+ x_61 = x_59;
+} else {
+ lean_dec_ref(x_59);
+ x_61 = lean_box(0);
+}
+x_62 = lean_box(0);
+if (lean_is_scalar(x_61)) {
+ x_63 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_63 = x_61;
+}
 lean_ctor_set(x_63, 0, x_62);
-lean_ctor_set(x_63, 1, x_6);
+lean_ctor_set(x_63, 1, x_60);
 return x_63;
 }
-else
-{
-uint8_t x_64; 
-x_64 = !lean_is_exclusive(x_53);
-if (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_53, 0);
-x_66 = l_Nat_min(x_65, x_1);
-lean_dec(x_65);
-lean_ctor_set(x_53, 0, x_66);
-x_67 = lean_box(0);
-x_68 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_68, 0, x_67);
-lean_ctor_set(x_68, 1, x_3);
-x_69 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_69, 0, x_68);
-x_70 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_70, 0, x_69);
-lean_ctor_set(x_70, 1, x_6);
-return x_70;
-}
-else
-{
-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_71 = lean_ctor_get(x_53, 0);
-lean_inc(x_71);
-lean_dec(x_53);
-x_72 = l_Nat_min(x_71, x_1);
-lean_dec(x_71);
-x_73 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_73, 0, x_72);
-lean_ctor_set(x_3, 3, x_73);
-x_74 = lean_box(0);
-x_75 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_75, 0, x_74);
-lean_ctor_set(x_75, 1, x_3);
-x_76 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_76, 0, x_75);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_76);
-lean_ctor_set(x_77, 1, x_6);
-return x_77;
-}
 }
 }
 else
 {
-lean_object* x_78; lean_object* x_79; lean_object* x_80; 
-x_78 = lean_ctor_get(x_7, 0);
-lean_inc(x_78);
+lean_object* x_64; uint8_t x_65; 
+x_64 = lean_ctor_get(x_7, 1);
+lean_inc(x_64);
 lean_dec(x_7);
-x_79 = l_Nat_min(x_78, x_1);
-lean_dec(x_78);
-x_80 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_80, 0, x_79);
-if (lean_obj_tag(x_53) == 0)
+x_65 = !lean_is_exclusive(x_8);
+if (x_65 == 0)
 {
-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 = l_Nat_min(x_1, x_1);
-x_82 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_82, 0, x_81);
-lean_ctor_set(x_3, 3, x_82);
-lean_ctor_set(x_3, 1, x_80);
-x_83 = lean_box(0);
-x_84 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_84, 0, x_83);
-lean_ctor_set(x_84, 1, x_3);
-x_85 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_85, 0, x_84);
-x_86 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_86, 0, x_85);
-lean_ctor_set(x_86, 1, x_6);
-return x_86;
+lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_66 = lean_ctor_get(x_8, 3);
+x_67 = lean_ctor_get(x_8, 1);
+lean_dec(x_67);
+x_68 = !lean_is_exclusive(x_9);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; 
+x_69 = lean_ctor_get(x_9, 0);
+x_70 = l_Nat_min(x_69, x_1);
+lean_dec(x_69);
+lean_ctor_set(x_9, 0, x_70);
+if (lean_obj_tag(x_66) == 0)
+{
+lean_object* x_71; lean_object* x_72; lean_object* x_73; uint8_t x_74; 
+x_71 = l_Nat_min(x_1, x_1);
+x_72 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_72, 0, x_71);
+lean_ctor_set(x_8, 3, x_72);
+x_73 = lean_io_ref_set(x_3, x_8, x_64);
+x_74 = !lean_is_exclusive(x_73);
+if (x_74 == 0)
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_73, 0);
+lean_dec(x_75);
+x_76 = lean_box(0);
+lean_ctor_set(x_73, 0, x_76);
+return x_73;
 }
 else
 {
-lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; 
-x_87 = lean_ctor_get(x_53, 0);
+lean_object* x_77; lean_object* x_78; lean_object* x_79; 
+x_77 = lean_ctor_get(x_73, 1);
+lean_inc(x_77);
+lean_dec(x_73);
+x_78 = lean_box(0);
+x_79 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_79, 0, x_78);
+lean_ctor_set(x_79, 1, x_77);
+return x_79;
+}
+}
+else
+{
+uint8_t x_80; 
+x_80 = !lean_is_exclusive(x_66);
+if (x_80 == 0)
+{
+lean_object* x_81; lean_object* x_82; lean_object* x_83; uint8_t x_84; 
+x_81 = lean_ctor_get(x_66, 0);
+x_82 = l_Nat_min(x_81, x_1);
+lean_dec(x_81);
+lean_ctor_set(x_66, 0, x_82);
+x_83 = lean_io_ref_set(x_3, x_8, x_64);
+x_84 = !lean_is_exclusive(x_83);
+if (x_84 == 0)
+{
+lean_object* x_85; lean_object* x_86; 
+x_85 = lean_ctor_get(x_83, 0);
+lean_dec(x_85);
+x_86 = lean_box(0);
+lean_ctor_set(x_83, 0, x_86);
+return x_83;
+}
+else
+{
+lean_object* x_87; lean_object* x_88; lean_object* x_89; 
+x_87 = lean_ctor_get(x_83, 1);
 lean_inc(x_87);
-if (lean_is_exclusive(x_53)) {
- lean_ctor_release(x_53, 0);
- x_88 = x_53;
-} else {
- lean_dec_ref(x_53);
- x_88 = lean_box(0);
+lean_dec(x_83);
+x_88 = lean_box(0);
+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_89 = l_Nat_min(x_87, x_1);
-lean_dec(x_87);
-if (lean_is_scalar(x_88)) {
- x_90 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_90 = x_88;
 }
-lean_ctor_set(x_90, 0, x_89);
-lean_ctor_set(x_3, 3, x_90);
-lean_ctor_set(x_3, 1, x_80);
-x_91 = lean_box(0);
-x_92 = lean_alloc_ctor(0, 2, 0);
+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; 
+x_90 = lean_ctor_get(x_66, 0);
+lean_inc(x_90);
+lean_dec(x_66);
+x_91 = l_Nat_min(x_90, x_1);
+lean_dec(x_90);
+x_92 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_92, 0, x_91);
-lean_ctor_set(x_92, 1, x_3);
-x_93 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_93, 0, x_92);
-x_94 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_94, 0, x_93);
-lean_ctor_set(x_94, 1, x_6);
-return x_94;
+lean_ctor_set(x_8, 3, x_92);
+x_93 = lean_io_ref_set(x_3, x_8, x_64);
+x_94 = lean_ctor_get(x_93, 1);
+lean_inc(x_94);
+if (lean_is_exclusive(x_93)) {
+ lean_ctor_release(x_93, 0);
+ lean_ctor_release(x_93, 1);
+ x_95 = x_93;
+} else {
+ lean_dec_ref(x_93);
+ x_95 = lean_box(0);
+}
+x_96 = lean_box(0);
+if (lean_is_scalar(x_95)) {
+ x_97 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_97 = x_95;
+}
+lean_ctor_set(x_97, 0, x_96);
+lean_ctor_set(x_97, 1, x_94);
+return x_97;
 }
 }
 }
 else
 {
-lean_object* x_95; lean_object* x_96; lean_object* x_97; lean_object* x_98; uint8_t x_99; lean_object* x_100; lean_object* x_101; lean_object* x_102; lean_object* x_103; 
-x_95 = lean_ctor_get(x_3, 0);
-x_96 = lean_ctor_get(x_3, 2);
-x_97 = lean_ctor_get(x_3, 3);
-x_98 = lean_ctor_get(x_3, 4);
-x_99 = lean_ctor_get_uint8(x_3, sizeof(void*)*5);
+lean_object* x_98; lean_object* x_99; lean_object* x_100; 
+x_98 = lean_ctor_get(x_9, 0);
 lean_inc(x_98);
-lean_inc(x_97);
-lean_inc(x_96);
-lean_inc(x_95);
-lean_dec(x_3);
-x_100 = lean_ctor_get(x_7, 0);
-lean_inc(x_100);
-if (lean_is_exclusive(x_7)) {
- lean_ctor_release(x_7, 0);
- x_101 = x_7;
-} else {
- lean_dec_ref(x_7);
- x_101 = lean_box(0);
-}
-x_102 = l_Nat_min(x_100, x_1);
-lean_dec(x_100);
-if (lean_is_scalar(x_101)) {
- x_103 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_103 = x_101;
-}
-lean_ctor_set(x_103, 0, x_102);
-if (lean_obj_tag(x_97) == 0)
+lean_dec(x_9);
+x_99 = l_Nat_min(x_98, x_1);
+lean_dec(x_98);
+x_100 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_100, 0, x_99);
+if (lean_obj_tag(x_66) == 0)
 {
-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_104 = l_Nat_min(x_1, x_1);
-x_105 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_105, 0, x_104);
-x_106 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_106, 0, x_95);
-lean_ctor_set(x_106, 1, x_103);
-lean_ctor_set(x_106, 2, x_96);
-lean_ctor_set(x_106, 3, x_105);
-lean_ctor_set(x_106, 4, x_98);
-lean_ctor_set_uint8(x_106, sizeof(void*)*5, x_99);
-x_107 = lean_box(0);
-x_108 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_108, 0, x_107);
-lean_ctor_set(x_108, 1, x_106);
-x_109 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_109, 0, x_108);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_109);
-lean_ctor_set(x_110, 1, x_6);
-return x_110;
+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_Nat_min(x_1, x_1);
+x_102 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_102, 0, x_101);
+lean_ctor_set(x_8, 3, x_102);
+lean_ctor_set(x_8, 1, x_100);
+x_103 = lean_io_ref_set(x_3, x_8, x_64);
+x_104 = lean_ctor_get(x_103, 1);
+lean_inc(x_104);
+if (lean_is_exclusive(x_103)) {
+ lean_ctor_release(x_103, 0);
+ lean_ctor_release(x_103, 1);
+ x_105 = x_103;
+} else {
+ lean_dec_ref(x_103);
+ x_105 = lean_box(0);
+}
+x_106 = lean_box(0);
+if (lean_is_scalar(x_105)) {
+ x_107 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_107 = x_105;
+}
+lean_ctor_set(x_107, 0, x_106);
+lean_ctor_set(x_107, 1, x_104);
+return x_107;
 }
 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; 
-x_111 = lean_ctor_get(x_97, 0);
-lean_inc(x_111);
-if (lean_is_exclusive(x_97)) {
- lean_ctor_release(x_97, 0);
- x_112 = x_97;
+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_108 = lean_ctor_get(x_66, 0);
+lean_inc(x_108);
+if (lean_is_exclusive(x_66)) {
+ lean_ctor_release(x_66, 0);
+ x_109 = x_66;
 } else {
- lean_dec_ref(x_97);
- x_112 = lean_box(0);
+ lean_dec_ref(x_66);
+ x_109 = lean_box(0);
 }
-x_113 = l_Nat_min(x_111, x_1);
-lean_dec(x_111);
-if (lean_is_scalar(x_112)) {
- x_114 = lean_alloc_ctor(1, 1, 0);
+x_110 = l_Nat_min(x_108, x_1);
+lean_dec(x_108);
+if (lean_is_scalar(x_109)) {
+ x_111 = lean_alloc_ctor(1, 1, 0);
 } else {
+ x_111 = x_109;
+}
+lean_ctor_set(x_111, 0, x_110);
+lean_ctor_set(x_8, 3, x_111);
+lean_ctor_set(x_8, 1, x_100);
+x_112 = lean_io_ref_set(x_3, x_8, x_64);
+x_113 = lean_ctor_get(x_112, 1);
+lean_inc(x_113);
+if (lean_is_exclusive(x_112)) {
+ lean_ctor_release(x_112, 0);
+ lean_ctor_release(x_112, 1);
  x_114 = x_112;
+} else {
+ lean_dec_ref(x_112);
+ x_114 = lean_box(0);
 }
-lean_ctor_set(x_114, 0, x_113);
-x_115 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_115, 0, x_95);
-lean_ctor_set(x_115, 1, x_103);
-lean_ctor_set(x_115, 2, x_96);
-lean_ctor_set(x_115, 3, x_114);
-lean_ctor_set(x_115, 4, x_98);
-lean_ctor_set_uint8(x_115, sizeof(void*)*5, x_99);
-x_116 = lean_box(0);
-x_117 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_117, 0, x_116);
-lean_ctor_set(x_117, 1, x_115);
-x_118 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_118, 0, x_117);
-x_119 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_119, 0, x_118);
-lean_ctor_set(x_119, 1, x_6);
-return x_119;
+x_115 = lean_box(0);
+if (lean_is_scalar(x_114)) {
+ x_116 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_116 = x_114;
+}
+lean_ctor_set(x_116, 0, x_115);
+lean_ctor_set(x_116, 1, x_113);
+return x_116;
+}
+}
+}
+else
+{
+lean_object* x_117; lean_object* x_118; lean_object* x_119; lean_object* x_120; uint8_t x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; lean_object* x_125; 
+x_117 = lean_ctor_get(x_8, 0);
+x_118 = lean_ctor_get(x_8, 2);
+x_119 = lean_ctor_get(x_8, 3);
+x_120 = lean_ctor_get(x_8, 4);
+x_121 = lean_ctor_get_uint8(x_8, sizeof(void*)*5);
+lean_inc(x_120);
+lean_inc(x_119);
+lean_inc(x_118);
+lean_inc(x_117);
+lean_dec(x_8);
+x_122 = lean_ctor_get(x_9, 0);
+lean_inc(x_122);
+if (lean_is_exclusive(x_9)) {
+ lean_ctor_release(x_9, 0);
+ x_123 = x_9;
+} else {
+ lean_dec_ref(x_9);
+ x_123 = lean_box(0);
+}
+x_124 = l_Nat_min(x_122, x_1);
+lean_dec(x_122);
+if (lean_is_scalar(x_123)) {
+ x_125 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_125 = x_123;
+}
+lean_ctor_set(x_125, 0, x_124);
+if (lean_obj_tag(x_119) == 0)
+{
+lean_object* x_126; lean_object* x_127; lean_object* x_128; lean_object* x_129; lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; 
+x_126 = l_Nat_min(x_1, x_1);
+x_127 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_127, 0, x_126);
+x_128 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_128, 0, x_117);
+lean_ctor_set(x_128, 1, x_125);
+lean_ctor_set(x_128, 2, x_118);
+lean_ctor_set(x_128, 3, x_127);
+lean_ctor_set(x_128, 4, x_120);
+lean_ctor_set_uint8(x_128, sizeof(void*)*5, x_121);
+x_129 = lean_io_ref_set(x_3, x_128, x_64);
+x_130 = lean_ctor_get(x_129, 1);
+lean_inc(x_130);
+if (lean_is_exclusive(x_129)) {
+ lean_ctor_release(x_129, 0);
+ lean_ctor_release(x_129, 1);
+ x_131 = x_129;
+} else {
+ lean_dec_ref(x_129);
+ x_131 = lean_box(0);
+}
+x_132 = lean_box(0);
+if (lean_is_scalar(x_131)) {
+ x_133 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_133 = x_131;
+}
+lean_ctor_set(x_133, 0, x_132);
+lean_ctor_set(x_133, 1, x_130);
+return x_133;
+}
+else
+{
+lean_object* x_134; lean_object* x_135; lean_object* x_136; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
+x_134 = lean_ctor_get(x_119, 0);
+lean_inc(x_134);
+if (lean_is_exclusive(x_119)) {
+ lean_ctor_release(x_119, 0);
+ x_135 = x_119;
+} else {
+ lean_dec_ref(x_119);
+ x_135 = lean_box(0);
+}
+x_136 = l_Nat_min(x_134, x_1);
+lean_dec(x_134);
+if (lean_is_scalar(x_135)) {
+ x_137 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_137 = x_135;
+}
+lean_ctor_set(x_137, 0, x_136);
+x_138 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_138, 0, x_117);
+lean_ctor_set(x_138, 1, x_125);
+lean_ctor_set(x_138, 2, x_118);
+lean_ctor_set(x_138, 3, x_137);
+lean_ctor_set(x_138, 4, x_120);
+lean_ctor_set_uint8(x_138, sizeof(void*)*5, x_121);
+x_139 = lean_io_ref_set(x_3, x_138, x_64);
+x_140 = lean_ctor_get(x_139, 1);
+lean_inc(x_140);
+if (lean_is_exclusive(x_139)) {
+ lean_ctor_release(x_139, 0);
+ lean_ctor_release(x_139, 1);
+ x_141 = x_139;
+} else {
+ lean_dec_ref(x_139);
+ x_141 = lean_box(0);
+}
+x_142 = lean_box(0);
+if (lean_is_scalar(x_141)) {
+ x_143 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_143 = x_141;
+}
+lean_ctor_set(x_143, 0, x_142);
+lean_ctor_set(x_143, 1, x_140);
+return x_143;
 }
 }
 }
@@ -2146,218 +2375,324 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_7;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = lean_ctor_get(x_5, 0);
+lean_inc(x_6);
+x_7 = lean_ctor_get(x_6, 0);
+lean_inc(x_7);
+lean_dec(x_6);
+x_8 = !lean_is_exclusive(x_5);
+if (x_8 == 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; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = l_Lean_Syntax_Traverser_left(x_6);
-lean_ctor_set(x_1, 0, x_7);
-x_8 = lean_box(0);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_5, 0);
+lean_dec(x_9);
+x_10 = lean_ctor_get(x_7, 0);
+lean_inc(x_10);
+lean_dec(x_7);
+lean_ctor_set(x_5, 0, x_10);
+return x_5;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_5, 1);
+lean_inc(x_11);
+lean_dec(x_5);
+x_12 = lean_ctor_get(x_7, 0);
+lean_inc(x_12);
+lean_dec(x_7);
+x_13 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_13, 0, x_12);
+lean_ctor_set(x_13, 1, x_11);
+return x_13;
+}
+}
+}
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed), 4, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(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; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 0)
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_6, 0);
+x_10 = l_Lean_Syntax_Traverser_left(x_9);
+lean_ctor_set(x_6, 0, x_10);
+x_11 = lean_io_ref_set(x_1, x_6, x_7);
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+lean_dec(x_13);
+x_14 = lean_box(0);
+lean_ctor_set(x_11, 0, x_14);
 return x_11;
 }
 else
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 1);
-x_14 = lean_ctor_get(x_1, 2);
-x_15 = lean_ctor_get(x_1, 3);
-x_16 = lean_ctor_get(x_1, 4);
-x_17 = lean_ctor_get_uint8(x_1, sizeof(void*)*5);
-lean_inc(x_16);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_11, 1);
 lean_inc(x_15);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_18 = l_Lean_Syntax_Traverser_left(x_12);
-x_19 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_13);
-lean_ctor_set(x_19, 2, x_14);
-lean_ctor_set(x_19, 3, x_15);
-lean_ctor_set(x_19, 4, x_16);
-lean_ctor_set_uint8(x_19, sizeof(void*)*5, x_17);
-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_19);
-x_22 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_4);
-return x_23;
+lean_dec(x_11);
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+x_20 = lean_ctor_get(x_6, 2);
+x_21 = lean_ctor_get(x_6, 3);
+x_22 = lean_ctor_get(x_6, 4);
+x_23 = lean_ctor_get_uint8(x_6, sizeof(void*)*5);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_24 = l_Lean_Syntax_Traverser_left(x_18);
+x_25 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_19);
+lean_ctor_set(x_25, 2, x_20);
+lean_ctor_set(x_25, 3, x_21);
+lean_ctor_set(x_25, 4, x_22);
+lean_ctor_set_uint8(x_25, sizeof(void*)*5, x_23);
+x_26 = lean_io_ref_set(x_1, x_25, x_7);
+x_27 = lean_ctor_get(x_26, 1);
+lean_inc(x_27);
+if (lean_is_exclusive(x_26)) {
+ lean_ctor_release(x_26, 0);
+ lean_ctor_release(x_26, 1);
+ x_28 = x_26;
+} else {
+ lean_dec_ref(x_26);
+ x_28 = lean_box(0);
+}
+x_29 = lean_box(0);
+if (lean_is_scalar(x_28)) {
+ x_30 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_30 = x_28;
+}
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_27);
+return x_30;
 }
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(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; lean_object* x_7; lean_object* x_8; lean_object* x_9; 
-x_5 = lean_ctor_get(x_1, 0);
-lean_inc(x_5);
-x_6 = lean_ctor_get(x_5, 0);
-lean_inc(x_6);
-lean_dec(x_5);
-x_7 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_7, 0, x_6);
-lean_ctor_set(x_7, 1, x_1);
-x_8 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_8, 0, x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-}
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed), 4, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed), 4, 0);
 return x_2;
 }
 }
 lean_object* l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__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:
 {
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(x_3);
-if (x_7 == 0)
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_8 = lean_ctor_get(x_3, 0);
-x_9 = l_Lean_Syntax_Traverser_down(x_8, x_1);
-lean_ctor_set(x_3, 0, x_9);
-x_10 = lean_box(0);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_3);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_6);
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_11 = lean_ctor_get(x_8, 0);
+x_12 = l_Lean_Syntax_Traverser_down(x_11, x_1);
+lean_ctor_set(x_8, 0, x_12);
+x_13 = lean_io_ref_set(x_3, x_8, x_9);
+x_14 = !lean_is_exclusive(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_13, 0);
+lean_dec(x_15);
+x_16 = lean_box(0);
+lean_ctor_set(x_13, 0, x_16);
 return x_13;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_14 = lean_ctor_get(x_3, 0);
-x_15 = lean_ctor_get(x_3, 1);
-x_16 = lean_ctor_get(x_3, 2);
-x_17 = lean_ctor_get(x_3, 3);
-x_18 = lean_ctor_get(x_3, 4);
-x_19 = lean_ctor_get_uint8(x_3, sizeof(void*)*5);
-lean_inc(x_18);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 1);
 lean_inc(x_17);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_3);
-x_20 = l_Lean_Syntax_Traverser_down(x_14, x_1);
-x_21 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_21, 1, x_15);
-lean_ctor_set(x_21, 2, x_16);
-lean_ctor_set(x_21, 3, x_17);
-lean_ctor_set(x_21, 4, x_18);
-lean_ctor_set_uint8(x_21, sizeof(void*)*5, x_19);
-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_21);
-x_24 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_24, 0, 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_6);
-return x_25;
+lean_dec(x_13);
+x_18 = lean_box(0);
+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+return x_19;
+}
+}
+else
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; uint8_t x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_20 = lean_ctor_get(x_8, 0);
+x_21 = lean_ctor_get(x_8, 1);
+x_22 = lean_ctor_get(x_8, 2);
+x_23 = lean_ctor_get(x_8, 3);
+x_24 = lean_ctor_get(x_8, 4);
+x_25 = lean_ctor_get_uint8(x_8, sizeof(void*)*5);
+lean_inc(x_24);
+lean_inc(x_23);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_8);
+x_26 = l_Lean_Syntax_Traverser_down(x_20, x_1);
+x_27 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_21);
+lean_ctor_set(x_27, 2, x_22);
+lean_ctor_set(x_27, 3, x_23);
+lean_ctor_set(x_27, 4, x_24);
+lean_ctor_set_uint8(x_27, sizeof(void*)*5, x_25);
+x_28 = lean_io_ref_set(x_3, x_27, x_9);
+x_29 = lean_ctor_get(x_28, 1);
+lean_inc(x_29);
+if (lean_is_exclusive(x_28)) {
+ lean_ctor_release(x_28, 0);
+ lean_ctor_release(x_28, 1);
+ x_30 = x_28;
+} else {
+ lean_dec_ref(x_28);
+ x_30 = lean_box(0);
+}
+x_31 = lean_box(0);
+if (lean_is_scalar(x_30)) {
+ x_32 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_32 = x_30;
+}
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_29);
+return x_32;
 }
 }
 }
 lean_object* l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 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; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = l_Lean_Syntax_Traverser_up(x_6);
-lean_ctor_set(x_1, 0, x_7);
-x_8 = lean_box(0);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_6, 0);
+x_10 = l_Lean_Syntax_Traverser_up(x_9);
+lean_ctor_set(x_6, 0, x_10);
+x_11 = lean_io_ref_set(x_1, x_6, x_7);
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+lean_dec(x_13);
+x_14 = lean_box(0);
+lean_ctor_set(x_11, 0, x_14);
 return x_11;
 }
 else
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 1);
-x_14 = lean_ctor_get(x_1, 2);
-x_15 = lean_ctor_get(x_1, 3);
-x_16 = lean_ctor_get(x_1, 4);
-x_17 = lean_ctor_get_uint8(x_1, sizeof(void*)*5);
-lean_inc(x_16);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_11, 1);
 lean_inc(x_15);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_18 = l_Lean_Syntax_Traverser_up(x_12);
-x_19 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_13);
-lean_ctor_set(x_19, 2, x_14);
-lean_ctor_set(x_19, 3, x_15);
-lean_ctor_set(x_19, 4, x_16);
-lean_ctor_set_uint8(x_19, sizeof(void*)*5, x_17);
-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_19);
-x_22 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_4);
-return x_23;
+lean_dec(x_11);
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+x_20 = lean_ctor_get(x_6, 2);
+x_21 = lean_ctor_get(x_6, 3);
+x_22 = lean_ctor_get(x_6, 4);
+x_23 = lean_ctor_get_uint8(x_6, sizeof(void*)*5);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_24 = l_Lean_Syntax_Traverser_up(x_18);
+x_25 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_19);
+lean_ctor_set(x_25, 2, x_20);
+lean_ctor_set(x_25, 3, x_21);
+lean_ctor_set(x_25, 4, x_22);
+lean_ctor_set_uint8(x_25, sizeof(void*)*5, x_23);
+x_26 = lean_io_ref_set(x_1, x_25, x_7);
+x_27 = lean_ctor_get(x_26, 1);
+lean_inc(x_27);
+if (lean_is_exclusive(x_26)) {
+ lean_ctor_release(x_26, 0);
+ lean_ctor_release(x_26, 1);
+ x_28 = x_26;
+} else {
+ lean_dec_ref(x_26);
+ x_28 = lean_box(0);
+}
+x_29 = lean_box(0);
+if (lean_is_scalar(x_28)) {
+ x_30 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_30 = x_28;
+}
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_27);
+return x_30;
 }
 }
 }
@@ -2372,281 +2707,125 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitArgs(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_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; uint8_t x_27; 
-x_18 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-lean_dec(x_19);
-x_21 = lean_ctor_get(x_18, 1);
-lean_inc(x_21);
-lean_dec(x_18);
-x_22 = lean_ctor_get(x_20, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = l_Lean_Syntax_getArgs(x_22);
-lean_dec(x_22);
-x_25 = lean_array_get_size(x_24);
-lean_dec(x_24);
-x_26 = lean_unsigned_to_nat(0u);
-x_27 = lean_nat_dec_lt(x_26, x_25);
-if (x_27 == 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; uint8_t x_13; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = l_Lean_Syntax_getArgs(x_8);
+lean_dec(x_8);
+x_11 = lean_array_get_size(x_10);
+lean_dec(x_10);
+x_12 = lean_unsigned_to_nat(0u);
+x_13 = lean_nat_dec_lt(x_12, x_11);
+if (x_13 == 0)
 {
-lean_object* x_28; 
-lean_dec(x_25);
+lean_object* x_14; 
+lean_dec(x_11);
 lean_dec(x_2);
 lean_dec(x_1);
-x_28 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_23, x_4, x_5, x_21);
+x_14 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_9);
 lean_dec(x_5);
 lean_dec(x_4);
-return x_28;
+lean_dec(x_3);
+return x_14;
 }
 else
 {
-lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
-x_29 = lean_unsigned_to_nat(1u);
-x_30 = lean_nat_sub(x_25, x_29);
-lean_dec(x_25);
-x_31 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__3(x_30, x_2, x_23, x_4, x_5, x_21);
-x_32 = lean_ctor_get(x_31, 0);
-lean_inc(x_32);
-x_33 = lean_ctor_get(x_32, 0);
-lean_inc(x_33);
-lean_dec(x_32);
-x_34 = lean_ctor_get(x_31, 1);
-lean_inc(x_34);
-lean_dec(x_31);
-x_35 = lean_ctor_get(x_33, 1);
-lean_inc(x_35);
-lean_dec(x_33);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_sub(x_11, x_15);
+lean_dec(x_11);
+x_17 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__3(x_16, x_2, x_3, x_4, x_5, x_9);
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
 lean_inc(x_5);
 lean_inc(x_4);
-x_36 = lean_apply_5(x_1, x_2, x_35, x_4, x_5, x_34);
-if (lean_obj_tag(x_36) == 0)
+lean_inc(x_3);
+x_19 = lean_apply_5(x_1, x_2, x_3, x_4, x_5, x_18);
+if (lean_obj_tag(x_19) == 0)
 {
-lean_object* x_37; 
-x_37 = lean_ctor_get(x_36, 0);
-lean_inc(x_37);
-if (lean_obj_tag(x_37) == 0)
-{
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_36, 1);
-lean_inc(x_38);
-lean_dec(x_36);
-x_39 = !lean_is_exclusive(x_37);
-if (x_39 == 0)
-{
-x_7 = x_37;
-x_8 = x_38;
-goto block_17;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_37, 0);
-lean_inc(x_40);
-lean_dec(x_37);
-x_41 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_41, 0, x_40);
-x_7 = x_41;
-x_8 = x_38;
-goto block_17;
-}
-}
-else
-{
-lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_42 = lean_ctor_get(x_37, 0);
-lean_inc(x_42);
-lean_dec(x_37);
-x_43 = lean_ctor_get(x_36, 1);
-lean_inc(x_43);
-lean_dec(x_36);
-x_44 = lean_ctor_get(x_42, 0);
-lean_inc(x_44);
-x_45 = lean_ctor_get(x_42, 1);
-lean_inc(x_45);
-lean_dec(x_42);
-x_46 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___rarg(x_45, x_4, x_5, x_43);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = !lean_is_exclusive(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; lean_object* x_50; uint8_t x_51; 
-x_49 = lean_ctor_get(x_47, 0);
-x_50 = lean_ctor_get(x_46, 1);
-lean_inc(x_50);
-lean_dec(x_46);
-x_51 = !lean_is_exclusive(x_49);
-if (x_51 == 0)
-{
-lean_object* x_52; 
-x_52 = lean_ctor_get(x_49, 0);
-lean_dec(x_52);
-lean_ctor_set(x_49, 0, x_44);
-x_7 = x_47;
-x_8 = x_50;
-goto block_17;
-}
-else
-{
-lean_object* x_53; lean_object* x_54; 
-x_53 = lean_ctor_get(x_49, 1);
-lean_inc(x_53);
-lean_dec(x_49);
-x_54 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_54, 0, x_44);
-lean_ctor_set(x_54, 1, x_53);
-lean_ctor_set(x_47, 0, x_54);
-x_7 = x_47;
-x_8 = x_50;
-goto block_17;
-}
-}
-else
-{
-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_55 = lean_ctor_get(x_47, 0);
-lean_inc(x_55);
-lean_dec(x_47);
-x_56 = lean_ctor_get(x_46, 1);
-lean_inc(x_56);
-lean_dec(x_46);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-if (lean_is_exclusive(x_55)) {
- lean_ctor_release(x_55, 0);
- lean_ctor_release(x_55, 1);
- x_58 = x_55;
-} else {
- lean_dec_ref(x_55);
- x_58 = lean_box(0);
-}
-if (lean_is_scalar(x_58)) {
- x_59 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_59 = x_58;
-}
-lean_ctor_set(x_59, 0, x_44);
-lean_ctor_set(x_59, 1, x_57);
-x_60 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_60, 0, x_59);
-x_7 = x_60;
-x_8 = x_56;
-goto block_17;
-}
-}
-}
-else
-{
-uint8_t x_61; 
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+x_20 = lean_ctor_get(x_19, 1);
+lean_inc(x_20);
+lean_dec(x_19);
+x_21 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___rarg(x_3, x_4, x_5, x_20);
+x_22 = lean_ctor_get(x_21, 1);
+lean_inc(x_22);
+lean_dec(x_21);
+x_23 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_22);
 lean_dec(x_5);
 lean_dec(x_4);
-x_61 = !lean_is_exclusive(x_36);
-if (x_61 == 0)
-{
-return x_36;
+lean_dec(x_3);
+return x_23;
 }
 else
 {
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_36, 0);
-x_63 = lean_ctor_get(x_36, 1);
-lean_inc(x_63);
-lean_inc(x_62);
-lean_dec(x_36);
-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;
-}
-}
-}
-block_17:
-{
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_9; 
+uint8_t x_24; 
 lean_dec(x_5);
 lean_dec(x_4);
-x_9 = !lean_is_exclusive(x_7);
-if (x_9 == 0)
+lean_dec(x_3);
+x_24 = !lean_is_exclusive(x_19);
+if (x_24 == 0)
 {
-lean_object* x_10; 
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_7);
-lean_ctor_set(x_10, 1, x_8);
-return x_10;
+return x_19;
 }
 else
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_11 = lean_ctor_get(x_7, 0);
-lean_inc(x_11);
-lean_dec(x_7);
-x_12 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_8);
-return x_13;
-}
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_14 = lean_ctor_get(x_7, 0);
-lean_inc(x_14);
-lean_dec(x_7);
-x_15 = lean_ctor_get(x_14, 1);
-lean_inc(x_15);
-lean_dec(x_14);
-x_16 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_15, x_4, x_5, x_8);
-lean_dec(x_5);
-lean_dec(x_4);
-return x_16;
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_19, 0);
+x_26 = lean_ctor_get(x_19, 1);
+lean_inc(x_26);
+lean_inc(x_25);
+lean_dec(x_19);
+x_27 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_27, 0, x_25);
+lean_ctor_set(x_27, 1, x_26);
+return x_27;
 }
 }
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+}
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___boxed(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___boxed(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(x_1);
+x_2 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1(x_1);
 lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___boxed(lean_object* x_1) {
+lean_object* l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___boxed(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(x_1);
+x_2 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2(x_1);
 lean_dec(x_1);
 return x_2;
 }
@@ -2658,6 +2837,7 @@ lean_object* x_7;
 x_7 = l_Lean_Syntax_MonadTraverser_goDown___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__3(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -2669,6 +2849,7 @@ lean_object* x_5;
 x_5 = l_Lean_Syntax_MonadTraverser_goUp___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__4___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -2684,16 +2865,11 @@ return x_2;
 lean_object* l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation___spec__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_7; lean_object* x_8; lean_object* x_9; 
+lean_object* x_7; 
 x_7 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_7, 0, x_1);
-lean_ctor_set(x_7, 1, x_3);
-x_8 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_8, 0, x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_6);
-return x_9;
+lean_ctor_set(x_7, 1, x_6);
+return x_7;
 }
 }
 lean_object* l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation___spec__1(lean_object* x_1) {
@@ -2769,6 +2945,7 @@ lean_object* x_7;
 x_7 = l_ReaderT_pure___at_Lean_PrettyPrinter_Parenthesizer_monadQuotation___spec__1___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
@@ -2776,23 +2953,45 @@ return x_7;
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg(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; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_5 = lean_ctor_get(x_1, 0);
-lean_inc(x_5);
-x_6 = lean_ctor_get(x_5, 2);
-lean_inc(x_6);
+lean_object* x_5; uint8_t x_6; 
+x_5 = lean_io_ref_get(x_1, x_4);
+x_6 = !lean_is_exclusive(x_5);
+if (x_6 == 0)
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_7 = lean_ctor_get(x_5, 0);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+lean_dec(x_7);
+x_9 = lean_ctor_get(x_8, 2);
+lean_inc(x_9);
+lean_dec(x_8);
+x_10 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_9);
+lean_dec(x_9);
+lean_ctor_set(x_5, 0, x_10);
+return x_5;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = lean_ctor_get(x_5, 0);
+x_12 = lean_ctor_get(x_5, 1);
+lean_inc(x_12);
+lean_inc(x_11);
 lean_dec(x_5);
-x_7 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_6);
-lean_dec(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_1);
-x_9 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_9, 0, x_8);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_4);
-return x_10;
+x_13 = lean_ctor_get(x_11, 0);
+lean_inc(x_13);
+lean_dec(x_11);
+x_14 = lean_ctor_get(x_13, 2);
+lean_inc(x_14);
+lean_dec(x_13);
+x_15 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_14);
+lean_dec(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_12);
+return x_16;
+}
 }
 }
 lean_object* l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1(lean_object* x_1) {
@@ -2803,65 +3002,7 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_P
 return x_2;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___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) {
-_start:
-{
-uint8_t x_7; 
-x_7 = !lean_is_exclusive(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; 
-x_8 = lean_ctor_get(x_3, 0);
-x_9 = l_Lean_Syntax_Traverser_setCur(x_8, x_1);
-lean_ctor_set(x_3, 0, x_9);
-x_10 = lean_box(0);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_3);
-x_12 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_12, 0, x_11);
-x_13 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_13, 0, x_12);
-lean_ctor_set(x_13, 1, x_6);
-return x_13;
-}
-else
-{
-lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
-x_14 = lean_ctor_get(x_3, 0);
-x_15 = lean_ctor_get(x_3, 1);
-x_16 = lean_ctor_get(x_3, 2);
-x_17 = lean_ctor_get(x_3, 3);
-x_18 = lean_ctor_get(x_3, 4);
-x_19 = lean_ctor_get_uint8(x_3, sizeof(void*)*5);
-lean_inc(x_18);
-lean_inc(x_17);
-lean_inc(x_16);
-lean_inc(x_15);
-lean_inc(x_14);
-lean_dec(x_3);
-x_20 = l_Lean_Syntax_Traverser_setCur(x_14, x_1);
-x_21 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_21, 0, x_20);
-lean_ctor_set(x_21, 1, x_15);
-lean_ctor_set(x_21, 2, x_16);
-lean_ctor_set(x_21, 3, x_17);
-lean_ctor_set(x_21, 4, x_18);
-lean_ctor_set_uint8(x_21, sizeof(void*)*5, x_19);
-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_21);
-x_24 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_24, 0, 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_6);
-return x_25;
-}
-}
-}
-lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__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) {
+lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___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:
 {
 lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
@@ -2899,140 +3040,120 @@ x_21 = lean_io_ref_set(x_6, x_12, x_14);
 x_22 = !lean_is_exclusive(x_21);
 if (x_22 == 0)
 {
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+lean_object* x_23; lean_object* x_24; 
 x_23 = lean_ctor_get(x_21, 0);
 lean_dec(x_23);
 x_24 = lean_box(0);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_4);
-x_26 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-lean_ctor_set(x_21, 0, x_26);
+lean_ctor_set(x_21, 0, x_24);
 return x_21;
 }
 else
 {
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; 
-x_27 = lean_ctor_get(x_21, 1);
-lean_inc(x_27);
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_21, 1);
+lean_inc(x_25);
 lean_dec(x_21);
-x_28 = lean_box(0);
-x_29 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_29, 0, x_28);
-lean_ctor_set(x_29, 1, x_4);
-x_30 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_30, 0, x_29);
-x_31 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_31, 0, x_30);
-lean_ctor_set(x_31, 1, x_27);
-return x_31;
+x_26 = lean_box(0);
+x_27 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_25);
+return x_27;
 }
 }
 else
 {
-uint8_t 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_object* x_43; 
-x_32 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
-x_33 = lean_ctor_get(x_13, 0);
-lean_inc(x_33);
+uint8_t 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_28 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
+x_29 = lean_ctor_get(x_13, 0);
+lean_inc(x_29);
 lean_dec(x_13);
-x_34 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_34, 0, x_1);
-lean_ctor_set(x_34, 1, x_9);
-x_35 = l_Std_PersistentArray_push___rarg(x_33, x_34);
-x_36 = lean_alloc_ctor(0, 1, 1);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set_uint8(x_36, sizeof(void*)*1, x_32);
-lean_ctor_set(x_12, 2, x_36);
-x_37 = lean_io_ref_set(x_6, x_12, x_14);
-x_38 = lean_ctor_get(x_37, 1);
-lean_inc(x_38);
-if (lean_is_exclusive(x_37)) {
- lean_ctor_release(x_37, 0);
- lean_ctor_release(x_37, 1);
- x_39 = x_37;
+x_30 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_30, 0, x_1);
+lean_ctor_set(x_30, 1, x_9);
+x_31 = l_Std_PersistentArray_push___rarg(x_29, x_30);
+x_32 = lean_alloc_ctor(0, 1, 1);
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set_uint8(x_32, sizeof(void*)*1, x_28);
+lean_ctor_set(x_12, 2, x_32);
+x_33 = lean_io_ref_set(x_6, x_12, x_14);
+x_34 = lean_ctor_get(x_33, 1);
+lean_inc(x_34);
+if (lean_is_exclusive(x_33)) {
+ lean_ctor_release(x_33, 0);
+ lean_ctor_release(x_33, 1);
+ x_35 = x_33;
 } else {
- lean_dec_ref(x_37);
- x_39 = lean_box(0);
+ lean_dec_ref(x_33);
+ x_35 = lean_box(0);
 }
-x_40 = lean_box(0);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_40);
-lean_ctor_set(x_41, 1, x_4);
-x_42 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_42, 0, x_41);
-if (lean_is_scalar(x_39)) {
- x_43 = lean_alloc_ctor(0, 2, 0);
+x_36 = lean_box(0);
+if (lean_is_scalar(x_35)) {
+ x_37 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_43 = x_39;
+ x_37 = x_35;
 }
-lean_ctor_set(x_43, 0, x_42);
-lean_ctor_set(x_43, 1, x_38);
-return x_43;
+lean_ctor_set(x_37, 0, x_36);
+lean_ctor_set(x_37, 1, x_34);
+return x_37;
 }
 }
 else
 {
-lean_object* x_44; lean_object* x_45; uint8_t x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_44 = lean_ctor_get(x_12, 0);
-x_45 = lean_ctor_get(x_12, 1);
-lean_inc(x_45);
-lean_inc(x_44);
+lean_object* x_38; lean_object* x_39; uint8_t 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; 
+x_38 = lean_ctor_get(x_12, 0);
+x_39 = lean_ctor_get(x_12, 1);
+lean_inc(x_39);
+lean_inc(x_38);
 lean_dec(x_12);
-x_46 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
-x_47 = lean_ctor_get(x_13, 0);
-lean_inc(x_47);
+x_40 = lean_ctor_get_uint8(x_13, sizeof(void*)*1);
+x_41 = lean_ctor_get(x_13, 0);
+lean_inc(x_41);
 if (lean_is_exclusive(x_13)) {
  lean_ctor_release(x_13, 0);
- x_48 = x_13;
+ x_42 = x_13;
 } else {
  lean_dec_ref(x_13);
- x_48 = lean_box(0);
+ x_42 = lean_box(0);
 }
-x_49 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_49, 0, x_1);
-lean_ctor_set(x_49, 1, x_9);
-x_50 = l_Std_PersistentArray_push___rarg(x_47, x_49);
-if (lean_is_scalar(x_48)) {
- x_51 = lean_alloc_ctor(0, 1, 1);
+x_43 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_43, 0, x_1);
+lean_ctor_set(x_43, 1, x_9);
+x_44 = l_Std_PersistentArray_push___rarg(x_41, x_43);
+if (lean_is_scalar(x_42)) {
+ x_45 = lean_alloc_ctor(0, 1, 1);
 } else {
- x_51 = x_48;
+ x_45 = x_42;
+}
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set_uint8(x_45, sizeof(void*)*1, x_40);
+x_46 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_46, 0, x_38);
+lean_ctor_set(x_46, 1, x_39);
+lean_ctor_set(x_46, 2, x_45);
+x_47 = lean_io_ref_set(x_6, x_46, x_14);
+x_48 = lean_ctor_get(x_47, 1);
+lean_inc(x_48);
+if (lean_is_exclusive(x_47)) {
+ lean_ctor_release(x_47, 0);
+ lean_ctor_release(x_47, 1);
+ x_49 = x_47;
+} else {
+ lean_dec_ref(x_47);
+ x_49 = lean_box(0);
+}
+x_50 = lean_box(0);
+if (lean_is_scalar(x_49)) {
+ x_51 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_51 = x_49;
 }
 lean_ctor_set(x_51, 0, x_50);
-lean_ctor_set_uint8(x_51, sizeof(void*)*1, x_46);
-x_52 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_52, 0, x_44);
-lean_ctor_set(x_52, 1, x_45);
-lean_ctor_set(x_52, 2, x_51);
-x_53 = lean_io_ref_set(x_6, x_52, x_14);
-x_54 = lean_ctor_get(x_53, 1);
-lean_inc(x_54);
-if (lean_is_exclusive(x_53)) {
- lean_ctor_release(x_53, 0);
- lean_ctor_release(x_53, 1);
- x_55 = x_53;
-} else {
- lean_dec_ref(x_53);
- x_55 = lean_box(0);
-}
-x_56 = lean_box(0);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_56);
-lean_ctor_set(x_57, 1, x_4);
-x_58 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_58, 0, x_57);
-if (lean_is_scalar(x_55)) {
- x_59 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_59 = x_55;
-}
-lean_ctor_set(x_59, 0, x_58);
-lean_ctor_set(x_59, 1, x_54);
-return x_59;
+lean_ctor_set(x_51, 1, x_48);
+return x_51;
 }
 }
 }
-lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(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; 
@@ -3066,61 +3187,177 @@ return x_14;
 }
 }
 }
+lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__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; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_io_ref_take(x_3, x_6);
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_ctor_get(x_7, 1);
+lean_inc(x_9);
+lean_dec(x_7);
+x_10 = !lean_is_exclusive(x_8);
+if (x_10 == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_11 = lean_ctor_get(x_8, 0);
+x_12 = l_Lean_Syntax_Traverser_setCur(x_11, x_1);
+lean_ctor_set(x_8, 0, x_12);
+x_13 = lean_io_ref_set(x_3, x_8, x_9);
+x_14 = !lean_is_exclusive(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_ctor_get(x_13, 0);
+lean_dec(x_15);
+x_16 = lean_box(0);
+lean_ctor_set(x_13, 0, x_16);
+return x_13;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 1);
+lean_inc(x_17);
+lean_dec(x_13);
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+x_19 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_19, 0, x_18);
+lean_ctor_set(x_19, 1, x_17);
+return x_19;
+}
+}
+else
+{
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+lean_inc(x_24);
+lean_inc(x_23);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_8);
+x_26 = l_Lean_Syntax_Traverser_setCur(x_20, x_1);
+x_27 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_21);
+lean_ctor_set(x_27, 2, x_22);
+lean_ctor_set(x_27, 3, x_23);
+lean_ctor_set(x_27, 4, x_24);
+lean_ctor_set_uint8(x_27, sizeof(void*)*5, x_25);
+x_28 = lean_io_ref_set(x_3, x_27, x_9);
+x_29 = lean_ctor_get(x_28, 1);
+lean_inc(x_29);
+if (lean_is_exclusive(x_28)) {
+ lean_ctor_release(x_28, 0);
+ lean_ctor_release(x_28, 1);
+ x_30 = x_28;
+} else {
+ lean_dec_ref(x_28);
+ x_30 = lean_box(0);
+}
+x_31 = lean_box(0);
+if (lean_is_scalar(x_30)) {
+ x_32 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_32 = x_30;
+}
+lean_ctor_set(x_32, 0, x_31);
+lean_ctor_set(x_32, 1, x_29);
+return x_32;
+}
+}
+}
 lean_object* l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 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; 
-x_6 = lean_ctor_get(x_1, 0);
-x_7 = l_Lean_Syntax_Traverser_right(x_6);
-lean_ctor_set(x_1, 0, x_7);
-x_8 = lean_box(0);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_1);
-x_10 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_10, 0, x_9);
-x_11 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_11, 1, x_4);
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_ctor_get(x_6, 0);
+x_10 = l_Lean_Syntax_Traverser_right(x_9);
+lean_ctor_set(x_6, 0, x_10);
+x_11 = lean_io_ref_set(x_1, x_6, x_7);
+x_12 = !lean_is_exclusive(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+x_13 = lean_ctor_get(x_11, 0);
+lean_dec(x_13);
+x_14 = lean_box(0);
+lean_ctor_set(x_11, 0, x_14);
 return x_11;
 }
 else
 {
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 1);
-x_14 = lean_ctor_get(x_1, 2);
-x_15 = lean_ctor_get(x_1, 3);
-x_16 = lean_ctor_get(x_1, 4);
-x_17 = lean_ctor_get_uint8(x_1, sizeof(void*)*5);
-lean_inc(x_16);
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_ctor_get(x_11, 1);
 lean_inc(x_15);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_18 = l_Lean_Syntax_Traverser_right(x_12);
-x_19 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_13);
-lean_ctor_set(x_19, 2, x_14);
-lean_ctor_set(x_19, 3, x_15);
-lean_ctor_set(x_19, 4, x_16);
-lean_ctor_set_uint8(x_19, sizeof(void*)*5, x_17);
-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_19);
-x_22 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_22, 0, x_21);
-x_23 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_23, 0, x_22);
-lean_ctor_set(x_23, 1, x_4);
-return x_23;
+lean_dec(x_11);
+x_16 = lean_box(0);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_15);
+return x_17;
+}
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_18 = lean_ctor_get(x_6, 0);
+x_19 = lean_ctor_get(x_6, 1);
+x_20 = lean_ctor_get(x_6, 2);
+x_21 = lean_ctor_get(x_6, 3);
+x_22 = lean_ctor_get(x_6, 4);
+x_23 = lean_ctor_get_uint8(x_6, sizeof(void*)*5);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_dec(x_6);
+x_24 = l_Lean_Syntax_Traverser_right(x_18);
+x_25 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_25, 0, x_24);
+lean_ctor_set(x_25, 1, x_19);
+lean_ctor_set(x_25, 2, x_20);
+lean_ctor_set(x_25, 3, x_21);
+lean_ctor_set(x_25, 4, x_22);
+lean_ctor_set_uint8(x_25, sizeof(void*)*5, x_23);
+x_26 = lean_io_ref_set(x_1, x_25, x_7);
+x_27 = lean_ctor_get(x_26, 1);
+lean_inc(x_27);
+if (lean_is_exclusive(x_26)) {
+ lean_ctor_release(x_26, 0);
+ lean_ctor_release(x_26, 1);
+ x_28 = x_26;
+} else {
+ lean_dec_ref(x_26);
+ x_28 = lean_box(0);
+}
+x_29 = lean_box(0);
+if (lean_is_scalar(x_28)) {
+ x_30 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_30 = x_28;
+}
+lean_ctor_set(x_30, 0, x_29);
+lean_ctor_set(x_30, 1, x_27);
+return x_30;
 }
 }
 }
@@ -3219,22 +3456,13 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__1;
-x_2 = l_ExceptT_Monad___rarg(x_1);
+x_2 = l_ReaderT_Monad___rarg(x_1);
 return x_2;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__3() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__2;
-x_2 = l_StateT_Monad___rarg(x_1);
-return x_2;
-}
-}
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__4() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
 x_2 = l_Lean_PrettyPrinter_mkParenthesizerAttribute___closed__5;
@@ -3242,7 +3470,7 @@ x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__4() {
 _start:
 {
 lean_object* x_1; 
@@ -3250,37 +3478,37 @@ x_1 = lean_mk_string("parenthesize");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; lean_object* x_3; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__3;
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__4;
+x_3 = lean_name_mk_string(x_1, x_2);
+return x_3;
+}
+}
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__4;
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
-x_3 = lean_name_mk_string(x_1, x_2);
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__2;
+x_2 = l_PUnit_Inhabited;
+x_3 = l_monadInhabited___rarg(x_1, x_2);
 return x_3;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__7() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__3;
-x_2 = l_PUnit_Inhabited;
-x_3 = l_monadInhabited___rarg(x_1, x_2);
-return x_3;
-}
-}
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8() {
-_start:
-{
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__7;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
 x_2 = lean_alloc_closure((void*)(l_ReaderT_inhabited___rarg___boxed), 2, 1);
 lean_closure_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__9() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8() {
 _start:
 {
 lean_object* x_1; 
@@ -3288,7 +3516,7 @@ x_1 = lean_mk_string("Lean.PrettyPrinter.Parenthesizer");
 return x_1;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__9() {
 _start:
 {
 lean_object* x_1; 
@@ -3296,19 +3524,19 @@ x_1 = lean_mk_string("maybeParenthesize: visited a syntax tree without precedenc
 return x_1;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; lean_object* x_4; lean_object* x_5; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__9;
-x_2 = lean_unsigned_to_nat(198u);
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
+x_2 = lean_unsigned_to_nat(206u);
 x_3 = lean_unsigned_to_nat(4u);
-x_4 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10;
+x_4 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__9;
 x_5 = l___private_Init_Util_1__mkPanicMessage(x_1, x_2, x_3, x_4);
 return x_5;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -3318,7 +3546,7 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__13() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12() {
 _start:
 {
 lean_object* x_1; 
@@ -3326,27 +3554,27 @@ x_1 = lean_mk_string("parenthesized: ");
 return x_1;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__13() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__13;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___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_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___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_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -3356,7 +3584,7 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__17() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16() {
 _start:
 {
 lean_object* x_1; 
@@ -3364,12 +3592,22 @@ x_1 = lean_mk_string("...precedences are ");
 return x_1;
 }
 }
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__17() {
+_start:
+{
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
+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_maybeParenthesize___closed__18() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__17;
-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;
 }
@@ -3377,19 +3615,19 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__18;
-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(" >? ");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__20() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string(" >? ");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
+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_maybeParenthesize___closed__21() {
@@ -3397,7 +3635,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__20;
-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;
 }
@@ -3405,19 +3643,19 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__21;
-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(" <=? ");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__23() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string(" <=? ");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
+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_maybeParenthesize___closed__24() {
@@ -3425,7 +3663,7 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__23;
-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;
 }
@@ -3433,19 +3671,19 @@ return x_2;
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25() {
 _start:
 {
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__24;
-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 (cont := ");
+return x_1;
 }
 }
 lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__26() {
 _start:
 {
-lean_object* x_1; 
-x_1 = lean_mk_string("parenthesizing (cont := ");
-return x_1;
+lean_object* x_1; lean_object* x_2; 
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
+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_maybeParenthesize___closed__27() {
@@ -3453,22 +3691,12 @@ _start:
 {
 lean_object* x_1; lean_object* x_2; 
 x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__26;
-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_maybeParenthesize___closed__28() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
 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_maybeParenthesize___closed__29() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -3478,7 +3706,7 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
@@ -3488,11 +3716,11 @@ x_3 = lean_string_append(x_1, x_2);
 return x_3;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31() {
+lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
 x_2 = l_List_reprAux___main___rarg___closed__1;
 x_3 = lean_string_append(x_1, x_2);
 return x_3;
@@ -3501,17797 +3729,2413 @@ return x_3;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize(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; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
-x_10 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_6, x_7, x_8, x_9);
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; 
+x_10 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_9);
 x_11 = lean_ctor_get(x_10, 0);
 lean_inc(x_11);
-x_12 = lean_ctor_get(x_11, 0);
+x_12 = lean_ctor_get(x_10, 1);
 lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
 lean_dec(x_10);
-x_14 = lean_ctor_get(x_12, 0);
+x_13 = l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg(x_6, x_7, x_8, x_12);
+x_14 = lean_ctor_get(x_13, 0);
 lean_inc(x_14);
-x_15 = lean_ctor_get(x_12, 1);
+x_15 = lean_ctor_get(x_13, 1);
 lean_inc(x_15);
-lean_dec(x_12);
-x_16 = l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg(x_15, x_7, x_8, x_13);
+lean_dec(x_13);
+x_16 = lean_io_ref_get(x_6, x_15);
 x_17 = lean_ctor_get(x_16, 0);
 lean_inc(x_17);
-x_18 = !lean_is_exclusive(x_17);
-if (x_18 == 0)
-{
-lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-x_19 = lean_ctor_get(x_17, 0);
-x_20 = lean_ctor_get(x_16, 1);
-lean_inc(x_20);
+x_18 = lean_ctor_get(x_16, 1);
+lean_inc(x_18);
 lean_dec(x_16);
-x_21 = !lean_is_exclusive(x_19);
-if (x_21 == 0)
+x_19 = !lean_is_exclusive(x_17);
+if (x_19 == 0)
 {
-lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_223; lean_object* x_224; lean_object* x_225; uint8_t x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_3374; lean_object* x_3375; lean_object* x_3493; lean_object* x_3494; uint8_t x_3495; 
-x_22 = lean_ctor_get(x_19, 0);
-x_23 = lean_ctor_get(x_19, 1);
-x_223 = lean_ctor_get(x_23, 0);
-lean_inc(x_223);
-x_224 = lean_box(0);
-x_225 = lean_box(0);
-x_226 = 0;
-x_227 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_227, 0, x_223);
-lean_ctor_set(x_227, 1, x_224);
-lean_ctor_set(x_227, 2, x_225);
-lean_ctor_set(x_227, 3, x_224);
-lean_ctor_set(x_227, 4, x_224);
-lean_ctor_set_uint8(x_227, sizeof(void*)*5, x_226);
-x_3493 = l_Lean_Core_getTraceState___rarg(x_8, x_20);
-x_3494 = lean_ctor_get(x_3493, 0);
-lean_inc(x_3494);
-x_3495 = lean_ctor_get_uint8(x_3494, sizeof(void*)*1);
-lean_dec(x_3494);
-if (x_3495 == 0)
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; uint8_t x_24; lean_object* x_25; lean_object* x_26; uint8_t x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_367; lean_object* x_368; lean_object* x_414; lean_object* x_415; uint8_t x_416; 
+x_20 = lean_ctor_get(x_17, 1);
+x_21 = lean_ctor_get(x_17, 2);
+x_22 = lean_ctor_get(x_17, 3);
+x_23 = lean_ctor_get(x_17, 4);
+x_24 = lean_ctor_get_uint8(x_17, sizeof(void*)*5);
+x_25 = lean_box(0);
+x_26 = lean_box(0);
+x_27 = 0;
+lean_ctor_set(x_17, 4, x_25);
+lean_ctor_set(x_17, 3, x_25);
+lean_ctor_set(x_17, 2, x_26);
+lean_ctor_set(x_17, 1, x_25);
+lean_ctor_set_uint8(x_17, sizeof(void*)*5, x_27);
+x_28 = lean_io_ref_set(x_6, x_17, x_18);
+x_29 = lean_ctor_get(x_28, 1);
+lean_inc(x_29);
+lean_dec(x_28);
+x_414 = l_Lean_Core_getTraceState___rarg(x_8, x_29);
+x_415 = lean_ctor_get(x_414, 0);
+lean_inc(x_415);
+x_416 = lean_ctor_get_uint8(x_415, sizeof(void*)*1);
+lean_dec(x_415);
+if (x_416 == 0)
 {
-lean_object* x_3496; lean_object* x_3497; 
-x_3496 = lean_ctor_get(x_3493, 1);
-lean_inc(x_3496);
-lean_dec(x_3493);
-x_3497 = lean_box(x_226);
-lean_ctor_set(x_19, 1, x_227);
-lean_ctor_set(x_19, 0, x_3497);
-x_3374 = x_17;
-x_3375 = x_3496;
-goto block_3492;
+lean_object* x_417; 
+x_417 = lean_ctor_get(x_414, 1);
+lean_inc(x_417);
+lean_dec(x_414);
+x_367 = x_27;
+x_368 = x_417;
+goto block_413;
 }
 else
 {
-lean_object* x_3498; lean_object* x_3499; lean_object* x_3500; lean_object* x_3501; lean_object* x_3502; 
-x_3498 = lean_ctor_get(x_3493, 1);
-lean_inc(x_3498);
-lean_dec(x_3493);
-x_3499 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3500 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3499, x_7, x_8, x_3498);
-x_3501 = lean_ctor_get(x_3500, 0);
-lean_inc(x_3501);
-x_3502 = lean_ctor_get(x_3500, 1);
-lean_inc(x_3502);
-lean_dec(x_3500);
-lean_ctor_set(x_19, 1, x_227);
-lean_ctor_set(x_19, 0, x_3501);
-x_3374 = x_17;
-x_3375 = x_3502;
-goto block_3492;
-}
-block_222:
-{
-lean_object* x_25; uint8_t x_26; 
-x_25 = lean_ctor_get(x_24, 0);
-lean_inc(x_25);
-x_26 = !lean_is_exclusive(x_25);
-if (x_26 == 0)
-{
-lean_object* x_27; uint8_t x_28; 
-x_27 = lean_ctor_get(x_25, 0);
-x_28 = !lean_is_exclusive(x_27);
-if (x_28 == 0)
-{
-lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_29 = lean_ctor_get(x_27, 1);
-x_30 = lean_ctor_get(x_27, 0);
-lean_dec(x_30);
-x_31 = lean_ctor_get_uint8(x_23, sizeof(void*)*5);
-if (x_31 == 0)
-{
-lean_object* x_32; 
-x_32 = lean_ctor_get(x_29, 4);
-lean_inc(x_32);
-if (lean_obj_tag(x_32) == 0)
-{
-uint8_t x_33; 
-x_33 = !lean_is_exclusive(x_24);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; uint8_t x_38; uint8_t x_39; 
-x_34 = lean_ctor_get(x_24, 0);
-lean_dec(x_34);
-x_35 = lean_ctor_get(x_29, 0);
-lean_inc(x_35);
-x_36 = lean_ctor_get(x_29, 1);
-lean_inc(x_36);
-x_37 = lean_ctor_get(x_29, 2);
-lean_inc(x_37);
-x_38 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_39 = !lean_is_exclusive(x_23);
-if (x_39 == 0)
-{
-lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; 
-x_40 = lean_ctor_get(x_23, 4);
-lean_dec(x_40);
-x_41 = lean_ctor_get(x_23, 2);
-lean_dec(x_41);
-x_42 = lean_ctor_get(x_23, 1);
-lean_dec(x_42);
-x_43 = lean_ctor_get(x_23, 0);
-lean_dec(x_43);
-x_44 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_44, 0, x_3);
-lean_ctor_set(x_23, 4, x_44);
-lean_ctor_set(x_23, 2, x_37);
-lean_ctor_set(x_23, 1, x_36);
-lean_ctor_set(x_23, 0, x_35);
-lean_ctor_set_uint8(x_23, sizeof(void*)*5, x_38);
-x_45 = lean_box(0);
-lean_ctor_set(x_27, 1, x_23);
-lean_ctor_set(x_27, 0, x_45);
-return x_24;
-}
-else
-{
-lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; 
-x_46 = lean_ctor_get(x_23, 3);
-lean_inc(x_46);
-lean_dec(x_23);
-x_47 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_47, 0, x_3);
-x_48 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_48, 0, x_35);
-lean_ctor_set(x_48, 1, x_36);
-lean_ctor_set(x_48, 2, x_37);
-lean_ctor_set(x_48, 3, x_46);
-lean_ctor_set(x_48, 4, x_47);
-lean_ctor_set_uint8(x_48, sizeof(void*)*5, x_38);
-x_49 = lean_box(0);
-lean_ctor_set(x_27, 1, x_48);
-lean_ctor_set(x_27, 0, x_49);
-return x_24;
-}
-}
-else
-{
-lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; uint8_t x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; 
-x_50 = lean_ctor_get(x_24, 1);
-lean_inc(x_50);
-lean_dec(x_24);
-x_51 = lean_ctor_get(x_29, 0);
-lean_inc(x_51);
-x_52 = lean_ctor_get(x_29, 1);
-lean_inc(x_52);
-x_53 = lean_ctor_get(x_29, 2);
-lean_inc(x_53);
-x_54 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_55 = lean_ctor_get(x_23, 3);
-lean_inc(x_55);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_56 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_56 = lean_box(0);
-}
-x_57 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_57, 0, x_3);
-if (lean_is_scalar(x_56)) {
- x_58 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_58 = x_56;
-}
-lean_ctor_set(x_58, 0, x_51);
-lean_ctor_set(x_58, 1, x_52);
-lean_ctor_set(x_58, 2, x_53);
-lean_ctor_set(x_58, 3, x_55);
-lean_ctor_set(x_58, 4, x_57);
-lean_ctor_set_uint8(x_58, sizeof(void*)*5, x_54);
-x_59 = lean_box(0);
-lean_ctor_set(x_27, 1, x_58);
-lean_ctor_set(x_27, 0, x_59);
-x_60 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_60, 0, x_25);
-lean_ctor_set(x_60, 1, x_50);
-return x_60;
-}
-}
-else
-{
-uint8_t x_61; 
-x_61 = !lean_is_exclusive(x_24);
-if (x_61 == 0)
-{
-lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; uint8_t x_66; uint8_t x_67; 
-x_62 = lean_ctor_get(x_24, 0);
-lean_dec(x_62);
-x_63 = lean_ctor_get(x_29, 0);
-lean_inc(x_63);
-x_64 = lean_ctor_get(x_29, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_29, 2);
-lean_inc(x_65);
-x_66 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_67 = !lean_is_exclusive(x_23);
-if (x_67 == 0)
-{
-lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-x_68 = lean_ctor_get(x_23, 4);
-lean_dec(x_68);
-x_69 = lean_ctor_get(x_23, 2);
-lean_dec(x_69);
-x_70 = lean_ctor_get(x_23, 1);
-lean_dec(x_70);
-x_71 = lean_ctor_get(x_23, 0);
-lean_dec(x_71);
-x_72 = !lean_is_exclusive(x_32);
-if (x_72 == 0)
-{
-lean_object* x_73; lean_object* x_74; lean_object* x_75; 
-x_73 = lean_ctor_get(x_32, 0);
-x_74 = l_Nat_min(x_73, x_3);
-lean_dec(x_3);
-lean_dec(x_73);
-lean_ctor_set(x_32, 0, x_74);
-lean_ctor_set(x_23, 4, x_32);
-lean_ctor_set(x_23, 2, x_65);
-lean_ctor_set(x_23, 1, x_64);
-lean_ctor_set(x_23, 0, x_63);
-lean_ctor_set_uint8(x_23, sizeof(void*)*5, x_66);
-x_75 = lean_box(0);
-lean_ctor_set(x_27, 1, x_23);
-lean_ctor_set(x_27, 0, x_75);
-return x_24;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; 
-x_76 = lean_ctor_get(x_32, 0);
-lean_inc(x_76);
-lean_dec(x_32);
-x_77 = l_Nat_min(x_76, x_3);
-lean_dec(x_3);
-lean_dec(x_76);
-x_78 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_78, 0, x_77);
-lean_ctor_set(x_23, 4, x_78);
-lean_ctor_set(x_23, 2, x_65);
-lean_ctor_set(x_23, 1, x_64);
-lean_ctor_set(x_23, 0, x_63);
-lean_ctor_set_uint8(x_23, sizeof(void*)*5, x_66);
-x_79 = lean_box(0);
-lean_ctor_set(x_27, 1, x_23);
-lean_ctor_set(x_27, 0, x_79);
-return x_24;
-}
-}
-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; 
-x_80 = lean_ctor_get(x_23, 3);
-lean_inc(x_80);
-lean_dec(x_23);
-x_81 = lean_ctor_get(x_32, 0);
-lean_inc(x_81);
-if (lean_is_exclusive(x_32)) {
- lean_ctor_release(x_32, 0);
- x_82 = x_32;
-} else {
- lean_dec_ref(x_32);
- x_82 = lean_box(0);
-}
-x_83 = l_Nat_min(x_81, x_3);
-lean_dec(x_3);
-lean_dec(x_81);
-if (lean_is_scalar(x_82)) {
- x_84 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_84 = x_82;
-}
-lean_ctor_set(x_84, 0, x_83);
-x_85 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_85, 0, x_63);
-lean_ctor_set(x_85, 1, x_64);
-lean_ctor_set(x_85, 2, x_65);
-lean_ctor_set(x_85, 3, x_80);
-lean_ctor_set(x_85, 4, x_84);
-lean_ctor_set_uint8(x_85, sizeof(void*)*5, x_66);
-x_86 = lean_box(0);
-lean_ctor_set(x_27, 1, x_85);
-lean_ctor_set(x_27, 0, x_86);
-return x_24;
-}
-}
-else
-{
-lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; uint8_t 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_87 = lean_ctor_get(x_24, 1);
-lean_inc(x_87);
-lean_dec(x_24);
-x_88 = lean_ctor_get(x_29, 0);
-lean_inc(x_88);
-x_89 = lean_ctor_get(x_29, 1);
-lean_inc(x_89);
-x_90 = lean_ctor_get(x_29, 2);
-lean_inc(x_90);
-x_91 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_92 = lean_ctor_get(x_23, 3);
-lean_inc(x_92);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_93 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_93 = lean_box(0);
-}
-x_94 = lean_ctor_get(x_32, 0);
-lean_inc(x_94);
-if (lean_is_exclusive(x_32)) {
- lean_ctor_release(x_32, 0);
- x_95 = x_32;
-} else {
- lean_dec_ref(x_32);
- x_95 = lean_box(0);
-}
-x_96 = l_Nat_min(x_94, x_3);
-lean_dec(x_3);
-lean_dec(x_94);
-if (lean_is_scalar(x_95)) {
- x_97 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_97 = x_95;
-}
-lean_ctor_set(x_97, 0, x_96);
-if (lean_is_scalar(x_93)) {
- x_98 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_98 = x_93;
-}
-lean_ctor_set(x_98, 0, x_88);
-lean_ctor_set(x_98, 1, x_89);
-lean_ctor_set(x_98, 2, x_90);
-lean_ctor_set(x_98, 3, x_92);
-lean_ctor_set(x_98, 4, x_97);
-lean_ctor_set_uint8(x_98, sizeof(void*)*5, x_91);
-x_99 = lean_box(0);
-lean_ctor_set(x_27, 1, x_98);
-lean_ctor_set(x_27, 0, x_99);
-x_100 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_100, 0, x_25);
-lean_ctor_set(x_100, 1, x_87);
-return x_100;
-}
-}
-}
-else
-{
-uint8_t x_101; 
-lean_dec(x_3);
-x_101 = !lean_is_exclusive(x_24);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; uint8_t x_107; 
-x_102 = lean_ctor_get(x_24, 0);
-lean_dec(x_102);
-x_103 = lean_ctor_get(x_29, 0);
-lean_inc(x_103);
-x_104 = lean_ctor_get(x_29, 1);
-lean_inc(x_104);
-x_105 = lean_ctor_get(x_29, 2);
-lean_inc(x_105);
-x_106 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_107 = !lean_is_exclusive(x_23);
-if (x_107 == 0)
-{
-lean_object* x_108; lean_object* x_109; lean_object* x_110; lean_object* x_111; 
-x_108 = lean_ctor_get(x_23, 2);
-lean_dec(x_108);
-x_109 = lean_ctor_get(x_23, 1);
-lean_dec(x_109);
-x_110 = lean_ctor_get(x_23, 0);
-lean_dec(x_110);
-lean_ctor_set(x_23, 2, x_105);
-lean_ctor_set(x_23, 1, x_104);
-lean_ctor_set(x_23, 0, x_103);
-lean_ctor_set_uint8(x_23, sizeof(void*)*5, x_106);
-x_111 = lean_box(0);
-lean_ctor_set(x_27, 1, x_23);
-lean_ctor_set(x_27, 0, x_111);
-return x_24;
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; lean_object* x_115; 
-x_112 = lean_ctor_get(x_23, 3);
-x_113 = lean_ctor_get(x_23, 4);
-lean_inc(x_113);
-lean_inc(x_112);
-lean_dec(x_23);
-x_114 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_114, 0, x_103);
-lean_ctor_set(x_114, 1, x_104);
-lean_ctor_set(x_114, 2, x_105);
-lean_ctor_set(x_114, 3, x_112);
-lean_ctor_set(x_114, 4, x_113);
-lean_ctor_set_uint8(x_114, sizeof(void*)*5, x_106);
-x_115 = lean_box(0);
-lean_ctor_set(x_27, 1, x_114);
-lean_ctor_set(x_27, 0, x_115);
-return x_24;
-}
-}
-else
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t 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_116 = lean_ctor_get(x_24, 1);
-lean_inc(x_116);
-lean_dec(x_24);
-x_117 = lean_ctor_get(x_29, 0);
-lean_inc(x_117);
-x_118 = lean_ctor_get(x_29, 1);
-lean_inc(x_118);
-x_119 = lean_ctor_get(x_29, 2);
-lean_inc(x_119);
-x_120 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_dec(x_29);
-x_121 = lean_ctor_get(x_23, 3);
-lean_inc(x_121);
-x_122 = lean_ctor_get(x_23, 4);
-lean_inc(x_122);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_123 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_123 = lean_box(0);
-}
-if (lean_is_scalar(x_123)) {
- x_124 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_124 = x_123;
-}
-lean_ctor_set(x_124, 0, x_117);
-lean_ctor_set(x_124, 1, x_118);
-lean_ctor_set(x_124, 2, x_119);
-lean_ctor_set(x_124, 3, x_121);
-lean_ctor_set(x_124, 4, x_122);
-lean_ctor_set_uint8(x_124, sizeof(void*)*5, x_120);
-x_125 = lean_box(0);
-lean_ctor_set(x_27, 1, x_124);
-lean_ctor_set(x_27, 0, x_125);
-x_126 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_126, 0, x_25);
-lean_ctor_set(x_126, 1, x_116);
-return x_126;
-}
-}
-}
-else
-{
-lean_object* x_127; uint8_t x_128; 
-x_127 = lean_ctor_get(x_27, 1);
-lean_inc(x_127);
-lean_dec(x_27);
-x_128 = lean_ctor_get_uint8(x_23, sizeof(void*)*5);
-if (x_128 == 0)
-{
-lean_object* x_129; 
-x_129 = lean_ctor_get(x_127, 4);
-lean_inc(x_129);
-if (lean_obj_tag(x_129) == 0)
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; lean_object* x_134; uint8_t 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_130 = lean_ctor_get(x_24, 1);
-lean_inc(x_130);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_131 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_131 = lean_box(0);
-}
-x_132 = lean_ctor_get(x_127, 0);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_127, 1);
-lean_inc(x_133);
-x_134 = lean_ctor_get(x_127, 2);
-lean_inc(x_134);
-x_135 = lean_ctor_get_uint8(x_127, sizeof(void*)*5);
-lean_dec(x_127);
-x_136 = lean_ctor_get(x_23, 3);
-lean_inc(x_136);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_137 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_137 = lean_box(0);
-}
-x_138 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_138, 0, x_3);
-if (lean_is_scalar(x_137)) {
- x_139 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_139 = x_137;
-}
-lean_ctor_set(x_139, 0, x_132);
-lean_ctor_set(x_139, 1, x_133);
-lean_ctor_set(x_139, 2, x_134);
-lean_ctor_set(x_139, 3, x_136);
-lean_ctor_set(x_139, 4, x_138);
-lean_ctor_set_uint8(x_139, sizeof(void*)*5, x_135);
-x_140 = lean_box(0);
-x_141 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_141, 0, x_140);
-lean_ctor_set(x_141, 1, x_139);
-lean_ctor_set(x_25, 0, x_141);
-if (lean_is_scalar(x_131)) {
- x_142 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_142 = x_131;
-}
-lean_ctor_set(x_142, 0, x_25);
-lean_ctor_set(x_142, 1, x_130);
-return x_142;
-}
-else
-{
-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; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; 
-x_143 = lean_ctor_get(x_24, 1);
-lean_inc(x_143);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_144 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_144 = lean_box(0);
-}
-x_145 = lean_ctor_get(x_127, 0);
-lean_inc(x_145);
-x_146 = lean_ctor_get(x_127, 1);
-lean_inc(x_146);
-x_147 = lean_ctor_get(x_127, 2);
-lean_inc(x_147);
-x_148 = lean_ctor_get_uint8(x_127, sizeof(void*)*5);
-lean_dec(x_127);
-x_149 = lean_ctor_get(x_23, 3);
-lean_inc(x_149);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_150 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_150 = lean_box(0);
-}
-x_151 = lean_ctor_get(x_129, 0);
-lean_inc(x_151);
-if (lean_is_exclusive(x_129)) {
- lean_ctor_release(x_129, 0);
- x_152 = x_129;
-} else {
- lean_dec_ref(x_129);
- x_152 = lean_box(0);
-}
-x_153 = l_Nat_min(x_151, x_3);
-lean_dec(x_3);
-lean_dec(x_151);
-if (lean_is_scalar(x_152)) {
- x_154 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_154 = x_152;
-}
-lean_ctor_set(x_154, 0, x_153);
-if (lean_is_scalar(x_150)) {
- x_155 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_155 = x_150;
-}
-lean_ctor_set(x_155, 0, x_145);
-lean_ctor_set(x_155, 1, x_146);
-lean_ctor_set(x_155, 2, x_147);
-lean_ctor_set(x_155, 3, x_149);
-lean_ctor_set(x_155, 4, x_154);
-lean_ctor_set_uint8(x_155, sizeof(void*)*5, x_148);
-x_156 = lean_box(0);
-x_157 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_157, 0, x_156);
-lean_ctor_set(x_157, 1, x_155);
-lean_ctor_set(x_25, 0, x_157);
-if (lean_is_scalar(x_144)) {
- x_158 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_158 = x_144;
-}
-lean_ctor_set(x_158, 0, x_25);
-lean_ctor_set(x_158, 1, x_143);
-return x_158;
-}
-}
-else
-{
-lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; uint8_t x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; 
-lean_dec(x_3);
-x_159 = lean_ctor_get(x_24, 1);
-lean_inc(x_159);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_160 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_160 = lean_box(0);
-}
-x_161 = lean_ctor_get(x_127, 0);
-lean_inc(x_161);
-x_162 = lean_ctor_get(x_127, 1);
-lean_inc(x_162);
-x_163 = lean_ctor_get(x_127, 2);
-lean_inc(x_163);
-x_164 = lean_ctor_get_uint8(x_127, sizeof(void*)*5);
-lean_dec(x_127);
-x_165 = lean_ctor_get(x_23, 3);
-lean_inc(x_165);
-x_166 = lean_ctor_get(x_23, 4);
-lean_inc(x_166);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_167 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_167 = lean_box(0);
-}
-if (lean_is_scalar(x_167)) {
- x_168 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_168 = x_167;
-}
-lean_ctor_set(x_168, 0, x_161);
-lean_ctor_set(x_168, 1, x_162);
-lean_ctor_set(x_168, 2, x_163);
-lean_ctor_set(x_168, 3, x_165);
-lean_ctor_set(x_168, 4, x_166);
-lean_ctor_set_uint8(x_168, sizeof(void*)*5, x_164);
-x_169 = lean_box(0);
-x_170 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_170, 0, x_169);
-lean_ctor_set(x_170, 1, x_168);
-lean_ctor_set(x_25, 0, x_170);
-if (lean_is_scalar(x_160)) {
- x_171 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_171 = x_160;
-}
-lean_ctor_set(x_171, 0, x_25);
-lean_ctor_set(x_171, 1, x_159);
-return x_171;
-}
-}
-}
-else
-{
-lean_object* x_172; lean_object* x_173; lean_object* x_174; uint8_t x_175; 
-x_172 = lean_ctor_get(x_25, 0);
-lean_inc(x_172);
-lean_dec(x_25);
-x_173 = lean_ctor_get(x_172, 1);
-lean_inc(x_173);
-if (lean_is_exclusive(x_172)) {
- lean_ctor_release(x_172, 0);
- lean_ctor_release(x_172, 1);
- x_174 = x_172;
-} else {
- lean_dec_ref(x_172);
- x_174 = lean_box(0);
-}
-x_175 = lean_ctor_get_uint8(x_23, sizeof(void*)*5);
-if (x_175 == 0)
-{
-lean_object* x_176; 
-x_176 = lean_ctor_get(x_173, 4);
-lean_inc(x_176);
-if (lean_obj_tag(x_176) == 0)
-{
-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; 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; 
-x_177 = lean_ctor_get(x_24, 1);
-lean_inc(x_177);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_178 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_178 = lean_box(0);
-}
-x_179 = lean_ctor_get(x_173, 0);
-lean_inc(x_179);
-x_180 = lean_ctor_get(x_173, 1);
-lean_inc(x_180);
-x_181 = lean_ctor_get(x_173, 2);
-lean_inc(x_181);
-x_182 = lean_ctor_get_uint8(x_173, sizeof(void*)*5);
-lean_dec(x_173);
-x_183 = lean_ctor_get(x_23, 3);
-lean_inc(x_183);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_184 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_184 = lean_box(0);
-}
-x_185 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_185, 0, x_3);
-if (lean_is_scalar(x_184)) {
- x_186 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_186 = x_184;
-}
-lean_ctor_set(x_186, 0, x_179);
-lean_ctor_set(x_186, 1, x_180);
-lean_ctor_set(x_186, 2, x_181);
-lean_ctor_set(x_186, 3, x_183);
-lean_ctor_set(x_186, 4, x_185);
-lean_ctor_set_uint8(x_186, sizeof(void*)*5, x_182);
-x_187 = lean_box(0);
-if (lean_is_scalar(x_174)) {
- x_188 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_188 = x_174;
-}
-lean_ctor_set(x_188, 0, x_187);
-lean_ctor_set(x_188, 1, x_186);
-x_189 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_189, 0, x_188);
-if (lean_is_scalar(x_178)) {
- x_190 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_190 = x_178;
-}
-lean_ctor_set(x_190, 0, x_189);
-lean_ctor_set(x_190, 1, x_177);
-return x_190;
-}
-else
-{
-lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; uint8_t x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_206; lean_object* x_207; 
-x_191 = lean_ctor_get(x_24, 1);
-lean_inc(x_191);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_192 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_192 = lean_box(0);
-}
-x_193 = lean_ctor_get(x_173, 0);
-lean_inc(x_193);
-x_194 = lean_ctor_get(x_173, 1);
-lean_inc(x_194);
-x_195 = lean_ctor_get(x_173, 2);
-lean_inc(x_195);
-x_196 = lean_ctor_get_uint8(x_173, sizeof(void*)*5);
-lean_dec(x_173);
-x_197 = lean_ctor_get(x_23, 3);
-lean_inc(x_197);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_198 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_198 = lean_box(0);
-}
-x_199 = lean_ctor_get(x_176, 0);
-lean_inc(x_199);
-if (lean_is_exclusive(x_176)) {
- lean_ctor_release(x_176, 0);
- x_200 = x_176;
-} else {
- lean_dec_ref(x_176);
- x_200 = lean_box(0);
-}
-x_201 = l_Nat_min(x_199, x_3);
-lean_dec(x_3);
-lean_dec(x_199);
-if (lean_is_scalar(x_200)) {
- x_202 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_202 = x_200;
-}
-lean_ctor_set(x_202, 0, x_201);
-if (lean_is_scalar(x_198)) {
- x_203 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_203 = x_198;
-}
-lean_ctor_set(x_203, 0, x_193);
-lean_ctor_set(x_203, 1, x_194);
-lean_ctor_set(x_203, 2, x_195);
-lean_ctor_set(x_203, 3, x_197);
-lean_ctor_set(x_203, 4, x_202);
-lean_ctor_set_uint8(x_203, sizeof(void*)*5, x_196);
-x_204 = lean_box(0);
-if (lean_is_scalar(x_174)) {
- x_205 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_205 = x_174;
-}
-lean_ctor_set(x_205, 0, x_204);
-lean_ctor_set(x_205, 1, x_203);
-x_206 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_206, 0, x_205);
-if (lean_is_scalar(x_192)) {
- x_207 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_207 = x_192;
-}
-lean_ctor_set(x_207, 0, x_206);
-lean_ctor_set(x_207, 1, x_191);
-return x_207;
-}
-}
-else
-{
-lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; uint8_t 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_dec(x_3);
-x_208 = lean_ctor_get(x_24, 1);
-lean_inc(x_208);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_209 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_209 = lean_box(0);
-}
-x_210 = lean_ctor_get(x_173, 0);
-lean_inc(x_210);
-x_211 = lean_ctor_get(x_173, 1);
-lean_inc(x_211);
-x_212 = lean_ctor_get(x_173, 2);
-lean_inc(x_212);
-x_213 = lean_ctor_get_uint8(x_173, sizeof(void*)*5);
-lean_dec(x_173);
-x_214 = lean_ctor_get(x_23, 3);
-lean_inc(x_214);
-x_215 = lean_ctor_get(x_23, 4);
-lean_inc(x_215);
-if (lean_is_exclusive(x_23)) {
- lean_ctor_release(x_23, 0);
- lean_ctor_release(x_23, 1);
- lean_ctor_release(x_23, 2);
- lean_ctor_release(x_23, 3);
- lean_ctor_release(x_23, 4);
- x_216 = x_23;
-} else {
- lean_dec_ref(x_23);
- x_216 = lean_box(0);
-}
-if (lean_is_scalar(x_216)) {
- x_217 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_217 = x_216;
-}
-lean_ctor_set(x_217, 0, x_210);
-lean_ctor_set(x_217, 1, x_211);
-lean_ctor_set(x_217, 2, x_212);
-lean_ctor_set(x_217, 3, x_214);
-lean_ctor_set(x_217, 4, x_215);
-lean_ctor_set_uint8(x_217, sizeof(void*)*5, x_213);
-x_218 = lean_box(0);
-if (lean_is_scalar(x_174)) {
- x_219 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_219 = x_174;
-}
-lean_ctor_set(x_219, 0, x_218);
-lean_ctor_set(x_219, 1, x_217);
-x_220 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_220, 0, x_219);
-if (lean_is_scalar(x_209)) {
- x_221 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_221 = x_209;
-}
-lean_ctor_set(x_221, 0, x_220);
-lean_ctor_set(x_221, 1, x_208);
-return x_221;
-}
-}
-}
-block_3373:
-{
-lean_object* x_230; uint8_t x_231; 
-x_230 = lean_ctor_get(x_228, 0);
-lean_inc(x_230);
-lean_dec(x_228);
-x_231 = !lean_is_exclusive(x_230);
-if (x_231 == 0)
-{
-lean_object* x_232; lean_object* x_233; lean_object* x_234; 
-x_232 = lean_ctor_get(x_230, 1);
-x_233 = lean_ctor_get(x_230, 0);
-lean_dec(x_233);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_5);
-x_234 = lean_apply_5(x_4, x_5, x_232, x_7, x_8, x_229);
-if (lean_obj_tag(x_234) == 0)
-{
-lean_object* x_235; 
-x_235 = lean_ctor_get(x_234, 0);
-lean_inc(x_235);
-if (lean_obj_tag(x_235) == 0)
-{
-uint8_t x_236; 
-lean_free_object(x_230);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_236 = !lean_is_exclusive(x_234);
-if (x_236 == 0)
-{
-lean_object* x_237; uint8_t x_238; 
-x_237 = lean_ctor_get(x_234, 0);
-lean_dec(x_237);
-x_238 = !lean_is_exclusive(x_235);
-if (x_238 == 0)
-{
-return x_234;
-}
-else
-{
-lean_object* x_239; lean_object* x_240; 
-x_239 = lean_ctor_get(x_235, 0);
-lean_inc(x_239);
-lean_dec(x_235);
-x_240 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_240, 0, x_239);
-lean_ctor_set(x_234, 0, x_240);
-return x_234;
-}
-}
-else
-{
-lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; 
-x_241 = lean_ctor_get(x_234, 1);
-lean_inc(x_241);
-lean_dec(x_234);
-x_242 = lean_ctor_get(x_235, 0);
-lean_inc(x_242);
-if (lean_is_exclusive(x_235)) {
- lean_ctor_release(x_235, 0);
- x_243 = x_235;
-} else {
- lean_dec_ref(x_235);
- x_243 = lean_box(0);
-}
-if (lean_is_scalar(x_243)) {
- x_244 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_244 = x_243;
-}
-lean_ctor_set(x_244, 0, x_242);
-x_245 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_245, 0, x_244);
-lean_ctor_set(x_245, 1, x_241);
-return x_245;
-}
-}
-else
-{
-uint8_t x_246; 
-x_246 = !lean_is_exclusive(x_235);
-if (x_246 == 0)
-{
-lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; 
-x_247 = lean_ctor_get(x_235, 0);
-x_248 = lean_ctor_get(x_247, 1);
-lean_inc(x_248);
-if (lean_is_exclusive(x_247)) {
- lean_ctor_release(x_247, 0);
- lean_ctor_release(x_247, 1);
- x_249 = x_247;
-} else {
- lean_dec_ref(x_247);
- x_249 = lean_box(0);
-}
-x_250 = lean_ctor_get(x_248, 3);
-lean_inc(x_250);
-if (lean_obj_tag(x_250) == 0)
-{
-lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; 
-lean_dec(x_249);
-lean_free_object(x_235);
-lean_free_object(x_230);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_251 = lean_ctor_get(x_234, 1);
-lean_inc(x_251);
-lean_dec(x_234);
-x_252 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
-x_253 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
-x_254 = lean_panic_fn(x_252, x_253);
-x_255 = lean_apply_5(x_254, x_5, x_248, x_7, x_8, x_251);
-return x_255;
-}
-else
-{
-lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_2280; lean_object* x_2281; lean_object* x_2387; lean_object* x_2388; uint8_t x_2389; 
-x_256 = lean_ctor_get(x_234, 1);
-lean_inc(x_256);
-if (lean_is_exclusive(x_234)) {
- lean_ctor_release(x_234, 0);
- lean_ctor_release(x_234, 1);
- x_257 = x_234;
-} else {
- lean_dec_ref(x_234);
- x_257 = lean_box(0);
-}
-x_258 = lean_ctor_get(x_248, 4);
-lean_inc(x_258);
-x_259 = lean_ctor_get(x_250, 0);
-lean_inc(x_259);
-lean_dec(x_250);
-x_2387 = l_Lean_Core_getTraceState___rarg(x_8, x_256);
-x_2388 = lean_ctor_get(x_2387, 0);
-lean_inc(x_2388);
-x_2389 = lean_ctor_get_uint8(x_2388, sizeof(void*)*1);
-lean_dec(x_2388);
-if (x_2389 == 0)
-{
-lean_object* x_2390; lean_object* x_2391; 
-x_2390 = lean_ctor_get(x_2387, 1);
-lean_inc(x_2390);
-lean_dec(x_2387);
-x_2391 = lean_box(x_226);
-lean_ctor_set(x_230, 1, x_248);
-lean_ctor_set(x_230, 0, x_2391);
-lean_ctor_set(x_235, 0, x_230);
-x_2280 = x_235;
-x_2281 = x_2390;
-goto block_2386;
-}
-else
-{
-lean_object* x_2392; lean_object* x_2393; lean_object* x_2394; lean_object* x_2395; lean_object* x_2396; 
-x_2392 = lean_ctor_get(x_2387, 1);
-lean_inc(x_2392);
-lean_dec(x_2387);
-x_2393 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2394 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2393, x_7, x_8, x_2392);
-x_2395 = lean_ctor_get(x_2394, 0);
-lean_inc(x_2395);
-x_2396 = lean_ctor_get(x_2394, 1);
-lean_inc(x_2396);
-lean_dec(x_2394);
-lean_ctor_set(x_230, 1, x_248);
-lean_ctor_set(x_230, 0, x_2395);
-lean_ctor_set(x_235, 0, x_230);
-x_2280 = x_235;
-x_2281 = x_2396;
-goto block_2386;
-}
-block_2279:
-{
-uint8_t x_262; 
-x_262 = !lean_is_exclusive(x_260);
-if (x_262 == 0)
-{
-lean_object* x_263; uint8_t x_264; 
-x_263 = lean_ctor_get(x_260, 0);
-x_264 = !lean_is_exclusive(x_263);
-if (x_264 == 0)
-{
-lean_object* x_265; lean_object* x_266; lean_object* x_267; lean_object* x_268; lean_object* x_329; uint8_t x_1452; 
-x_265 = lean_ctor_get(x_263, 1);
-x_266 = lean_ctor_get(x_263, 0);
-lean_dec(x_266);
-x_1452 = lean_nat_dec_lt(x_259, x_3);
-lean_dec(x_259);
-if (x_1452 == 0)
-{
-if (lean_obj_tag(x_258) == 0)
-{
-lean_object* x_1453; lean_object* x_1454; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1453 = lean_box(0);
-lean_ctor_set(x_263, 0, x_1453);
-if (lean_is_scalar(x_257)) {
- x_1454 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1454 = x_257;
-}
-lean_ctor_set(x_1454, 0, x_260);
-lean_ctor_set(x_1454, 1, x_261);
-x_24 = x_1454;
-goto block_222;
-}
-else
-{
-lean_object* x_1455; 
-x_1455 = lean_ctor_get(x_23, 1);
-lean_inc(x_1455);
-if (lean_obj_tag(x_1455) == 0)
-{
-lean_object* x_1456; lean_object* x_1457; 
-lean_dec(x_258);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1456 = lean_box(0);
-lean_ctor_set(x_263, 0, x_1456);
-if (lean_is_scalar(x_257)) {
- x_1457 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1457 = x_257;
-}
-lean_ctor_set(x_1457, 0, x_260);
-lean_ctor_set(x_1457, 1, x_261);
-x_24 = x_1457;
-goto block_222;
-}
-else
-{
-lean_object* x_1458; lean_object* x_1459; lean_object* x_1460; uint8_t x_1461; 
-x_1458 = lean_ctor_get(x_258, 0);
-lean_inc(x_1458);
-lean_dec(x_258);
-x_1459 = lean_ctor_get(x_1455, 0);
-lean_inc(x_1459);
-lean_dec(x_1455);
-x_1460 = lean_ctor_get(x_23, 2);
-lean_inc(x_1460);
-x_1461 = lean_name_eq(x_1, x_1460);
-lean_dec(x_1460);
-if (x_1461 == 0)
-{
-lean_object* x_1462; lean_object* x_1463; 
-lean_dec(x_1459);
-lean_dec(x_1458);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1462 = lean_box(0);
-lean_ctor_set(x_263, 0, x_1462);
-if (lean_is_scalar(x_257)) {
- x_1463 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1463 = x_257;
-}
-lean_ctor_set(x_1463, 0, x_260);
-lean_ctor_set(x_1463, 1, x_261);
-x_24 = x_1463;
-goto block_222;
-}
-else
-{
-uint8_t x_1464; 
-x_1464 = lean_nat_dec_le(x_1458, x_1459);
-lean_dec(x_1459);
-lean_dec(x_1458);
-if (x_1464 == 0)
-{
-lean_object* x_1465; lean_object* x_1466; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1465 = lean_box(0);
-lean_ctor_set(x_263, 0, x_1465);
-if (lean_is_scalar(x_257)) {
- x_1466 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1466 = x_257;
-}
-lean_ctor_set(x_1466, 0, x_260);
-lean_ctor_set(x_1466, 1, x_261);
-x_24 = x_1466;
-goto block_222;
-}
-else
-{
-lean_object* x_1467; 
-lean_free_object(x_263);
-lean_free_object(x_260);
-lean_dec(x_257);
-x_1467 = lean_box(0);
-x_329 = x_1467;
-goto block_1451;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_1468; 
-lean_free_object(x_263);
-lean_free_object(x_260);
-lean_dec(x_258);
-lean_dec(x_257);
-x_1468 = lean_box(0);
-x_329 = x_1468;
-goto block_1451;
-}
-block_328:
-{
-lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; uint8_t x_273; 
-x_269 = lean_ctor_get(x_267, 0);
-lean_inc(x_269);
-lean_dec(x_267);
-x_270 = lean_ctor_get(x_269, 1);
-lean_inc(x_270);
-lean_dec(x_269);
-x_271 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_270, x_7, x_8, x_268);
-lean_dec(x_8);
-lean_dec(x_7);
-x_272 = lean_ctor_get(x_271, 0);
-lean_inc(x_272);
-x_273 = !lean_is_exclusive(x_272);
-if (x_273 == 0)
-{
-lean_object* x_274; uint8_t x_275; 
-x_274 = lean_ctor_get(x_272, 0);
-x_275 = !lean_is_exclusive(x_274);
-if (x_275 == 0)
-{
-lean_object* x_276; lean_object* x_277; uint8_t x_278; 
-x_276 = lean_ctor_get(x_274, 1);
-x_277 = lean_ctor_get(x_274, 0);
-lean_dec(x_277);
-x_278 = !lean_is_exclusive(x_271);
-if (x_278 == 0)
-{
-lean_object* x_279; uint8_t x_280; 
-x_279 = lean_ctor_get(x_271, 0);
-lean_dec(x_279);
-x_280 = !lean_is_exclusive(x_276);
-if (x_280 == 0)
-{
-lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; 
-x_281 = lean_ctor_get(x_276, 4);
-lean_dec(x_281);
-x_282 = lean_ctor_get(x_276, 2);
-lean_dec(x_282);
-x_283 = lean_ctor_get(x_276, 1);
-lean_dec(x_283);
-x_284 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-lean_ctor_set(x_276, 4, x_224);
-lean_ctor_set(x_276, 2, x_1);
-lean_ctor_set(x_276, 1, x_284);
-x_285 = lean_box(0);
-lean_ctor_set(x_274, 0, x_285);
-x_24 = x_271;
-goto block_222;
-}
-else
-{
-lean_object* x_286; lean_object* x_287; uint8_t x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; 
-x_286 = lean_ctor_get(x_276, 0);
-x_287 = lean_ctor_get(x_276, 3);
-x_288 = lean_ctor_get_uint8(x_276, sizeof(void*)*5);
-lean_inc(x_287);
-lean_inc(x_286);
-lean_dec(x_276);
-x_289 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-x_290 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_290, 0, x_286);
-lean_ctor_set(x_290, 1, x_289);
-lean_ctor_set(x_290, 2, x_1);
-lean_ctor_set(x_290, 3, x_287);
-lean_ctor_set(x_290, 4, x_224);
-lean_ctor_set_uint8(x_290, sizeof(void*)*5, x_288);
-x_291 = lean_box(0);
-lean_ctor_set(x_274, 1, x_290);
-lean_ctor_set(x_274, 0, x_291);
-x_24 = x_271;
-goto block_222;
-}
-}
-else
-{
-lean_object* x_292; lean_object* x_293; lean_object* x_294; uint8_t x_295; lean_object* x_296; lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; 
-x_292 = lean_ctor_get(x_271, 1);
-lean_inc(x_292);
-lean_dec(x_271);
-x_293 = lean_ctor_get(x_276, 0);
-lean_inc(x_293);
-x_294 = lean_ctor_get(x_276, 3);
-lean_inc(x_294);
-x_295 = lean_ctor_get_uint8(x_276, sizeof(void*)*5);
-if (lean_is_exclusive(x_276)) {
- lean_ctor_release(x_276, 0);
- lean_ctor_release(x_276, 1);
- lean_ctor_release(x_276, 2);
- lean_ctor_release(x_276, 3);
- lean_ctor_release(x_276, 4);
- x_296 = x_276;
-} else {
- lean_dec_ref(x_276);
- x_296 = lean_box(0);
-}
-x_297 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_296)) {
- x_298 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_298 = x_296;
-}
-lean_ctor_set(x_298, 0, x_293);
-lean_ctor_set(x_298, 1, x_297);
-lean_ctor_set(x_298, 2, x_1);
-lean_ctor_set(x_298, 3, x_294);
-lean_ctor_set(x_298, 4, x_224);
-lean_ctor_set_uint8(x_298, sizeof(void*)*5, x_295);
-x_299 = lean_box(0);
-lean_ctor_set(x_274, 1, x_298);
-lean_ctor_set(x_274, 0, x_299);
-x_300 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_300, 0, x_272);
-lean_ctor_set(x_300, 1, x_292);
-x_24 = x_300;
-goto block_222;
-}
-}
-else
-{
-lean_object* x_301; lean_object* x_302; lean_object* x_303; lean_object* x_304; lean_object* x_305; uint8_t 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; 
-x_301 = lean_ctor_get(x_274, 1);
-lean_inc(x_301);
-lean_dec(x_274);
-x_302 = lean_ctor_get(x_271, 1);
-lean_inc(x_302);
-if (lean_is_exclusive(x_271)) {
- lean_ctor_release(x_271, 0);
- lean_ctor_release(x_271, 1);
- x_303 = x_271;
-} else {
- lean_dec_ref(x_271);
- x_303 = lean_box(0);
-}
-x_304 = lean_ctor_get(x_301, 0);
-lean_inc(x_304);
-x_305 = lean_ctor_get(x_301, 3);
-lean_inc(x_305);
-x_306 = lean_ctor_get_uint8(x_301, sizeof(void*)*5);
-if (lean_is_exclusive(x_301)) {
- lean_ctor_release(x_301, 0);
- lean_ctor_release(x_301, 1);
- lean_ctor_release(x_301, 2);
- lean_ctor_release(x_301, 3);
- lean_ctor_release(x_301, 4);
- x_307 = x_301;
-} else {
- lean_dec_ref(x_301);
- x_307 = lean_box(0);
-}
-x_308 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_307)) {
- x_309 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_309 = x_307;
-}
-lean_ctor_set(x_309, 0, x_304);
-lean_ctor_set(x_309, 1, x_308);
-lean_ctor_set(x_309, 2, x_1);
-lean_ctor_set(x_309, 3, x_305);
-lean_ctor_set(x_309, 4, x_224);
-lean_ctor_set_uint8(x_309, sizeof(void*)*5, x_306);
-x_310 = lean_box(0);
-x_311 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_311, 0, x_310);
-lean_ctor_set(x_311, 1, x_309);
-lean_ctor_set(x_272, 0, x_311);
-if (lean_is_scalar(x_303)) {
- x_312 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_312 = x_303;
-}
-lean_ctor_set(x_312, 0, x_272);
-lean_ctor_set(x_312, 1, x_302);
-x_24 = x_312;
-goto block_222;
-}
-}
-else
-{
-lean_object* x_313; lean_object* x_314; lean_object* x_315; lean_object* x_316; lean_object* x_317; lean_object* x_318; lean_object* x_319; uint8_t x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; lean_object* x_326; lean_object* x_327; 
-x_313 = lean_ctor_get(x_272, 0);
-lean_inc(x_313);
-lean_dec(x_272);
-x_314 = lean_ctor_get(x_313, 1);
-lean_inc(x_314);
-if (lean_is_exclusive(x_313)) {
- lean_ctor_release(x_313, 0);
- lean_ctor_release(x_313, 1);
- x_315 = x_313;
-} else {
- lean_dec_ref(x_313);
- x_315 = lean_box(0);
-}
-x_316 = lean_ctor_get(x_271, 1);
-lean_inc(x_316);
-if (lean_is_exclusive(x_271)) {
- lean_ctor_release(x_271, 0);
- lean_ctor_release(x_271, 1);
- x_317 = x_271;
-} else {
- lean_dec_ref(x_271);
- x_317 = lean_box(0);
-}
-x_318 = lean_ctor_get(x_314, 0);
-lean_inc(x_318);
-x_319 = lean_ctor_get(x_314, 3);
-lean_inc(x_319);
-x_320 = lean_ctor_get_uint8(x_314, sizeof(void*)*5);
-if (lean_is_exclusive(x_314)) {
- lean_ctor_release(x_314, 0);
- lean_ctor_release(x_314, 1);
- lean_ctor_release(x_314, 2);
- lean_ctor_release(x_314, 3);
- lean_ctor_release(x_314, 4);
- x_321 = x_314;
-} else {
- lean_dec_ref(x_314);
- x_321 = lean_box(0);
-}
-x_322 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_321)) {
- x_323 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_323 = x_321;
-}
-lean_ctor_set(x_323, 0, x_318);
-lean_ctor_set(x_323, 1, x_322);
-lean_ctor_set(x_323, 2, x_1);
-lean_ctor_set(x_323, 3, x_319);
-lean_ctor_set(x_323, 4, x_224);
-lean_ctor_set_uint8(x_323, sizeof(void*)*5, x_320);
-x_324 = lean_box(0);
-if (lean_is_scalar(x_315)) {
- x_325 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_325 = x_315;
-}
-lean_ctor_set(x_325, 0, x_324);
-lean_ctor_set(x_325, 1, x_323);
-x_326 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_326, 0, x_325);
-if (lean_is_scalar(x_317)) {
- x_327 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_327 = x_317;
-}
-lean_ctor_set(x_327, 0, x_326);
-lean_ctor_set(x_327, 1, x_316);
-x_24 = x_327;
-goto block_222;
-}
-}
-block_1451:
-{
-lean_object* x_330; uint8_t x_331; 
-lean_dec(x_329);
-x_330 = lean_unsigned_to_nat(0u);
-x_331 = lean_nat_dec_lt(x_330, x_22);
-lean_dec(x_22);
-if (x_331 == 0)
-{
-lean_object* x_332; lean_object* x_333; lean_object* x_334; lean_object* x_335; lean_object* x_336; lean_object* x_337; lean_object* x_338; 
-x_332 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_265, x_7, x_8, x_261);
-x_333 = lean_ctor_get(x_332, 0);
-lean_inc(x_333);
-x_334 = lean_ctor_get(x_333, 0);
-lean_inc(x_334);
-lean_dec(x_333);
-x_335 = lean_ctor_get(x_332, 1);
-lean_inc(x_335);
-lean_dec(x_332);
-x_336 = lean_ctor_get(x_334, 0);
-lean_inc(x_336);
-x_337 = lean_ctor_get(x_334, 1);
-lean_inc(x_337);
-lean_dec(x_334);
-x_338 = l_Lean_Syntax_getHeadInfo___main(x_336);
-if (lean_obj_tag(x_338) == 0)
-{
-lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; lean_object* x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; uint8_t x_347; 
-x_339 = lean_apply_1(x_2, x_336);
-x_340 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_339, x_5, x_337, x_7, x_8, x_335);
-x_341 = lean_ctor_get(x_340, 0);
-lean_inc(x_341);
-x_342 = lean_ctor_get(x_341, 0);
-lean_inc(x_342);
-lean_dec(x_341);
-x_343 = lean_ctor_get(x_340, 1);
-lean_inc(x_343);
-lean_dec(x_340);
-x_344 = lean_ctor_get(x_342, 1);
-lean_inc(x_344);
-lean_dec(x_342);
-x_345 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_344, x_7, x_8, x_343);
-x_346 = lean_ctor_get(x_345, 0);
-lean_inc(x_346);
-x_347 = !lean_is_exclusive(x_346);
-if (x_347 == 0)
-{
-lean_object* x_348; lean_object* x_349; uint8_t x_350; 
-x_348 = lean_ctor_get(x_346, 0);
-x_349 = lean_ctor_get(x_345, 1);
-lean_inc(x_349);
-lean_dec(x_345);
-x_350 = !lean_is_exclusive(x_348);
-if (x_350 == 0)
-{
-lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_391; lean_object* x_392; uint8_t x_393; 
-x_351 = lean_ctor_get(x_348, 0);
-x_391 = l_Lean_Core_getTraceState___rarg(x_8, x_349);
-x_392 = lean_ctor_get(x_391, 0);
-lean_inc(x_392);
-x_393 = lean_ctor_get_uint8(x_392, sizeof(void*)*1);
-lean_dec(x_392);
-if (x_393 == 0)
-{
-lean_object* x_394; lean_object* x_395; 
-x_394 = lean_ctor_get(x_391, 1);
-lean_inc(x_394);
-lean_dec(x_391);
-x_395 = lean_box(x_226);
-lean_ctor_set(x_348, 0, x_395);
-x_352 = x_346;
-x_353 = x_394;
-goto block_390;
-}
-else
-{
-lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; 
-x_396 = lean_ctor_get(x_391, 1);
-lean_inc(x_396);
-lean_dec(x_391);
-x_397 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_398 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_397, x_7, x_8, x_396);
-x_399 = lean_ctor_get(x_398, 0);
-lean_inc(x_399);
-x_400 = lean_ctor_get(x_398, 1);
-lean_inc(x_400);
-lean_dec(x_398);
-lean_ctor_set(x_348, 0, x_399);
-x_352 = x_346;
-x_353 = x_400;
-goto block_390;
-}
-block_390:
-{
-uint8_t x_354; 
-x_354 = !lean_is_exclusive(x_352);
-if (x_354 == 0)
-{
-lean_object* x_355; lean_object* x_356; uint8_t x_357; 
-x_355 = lean_ctor_get(x_352, 0);
-x_356 = lean_ctor_get(x_355, 0);
-lean_inc(x_356);
-x_357 = lean_unbox(x_356);
-lean_dec(x_356);
-if (x_357 == 0)
-{
-uint8_t x_358; 
-lean_dec(x_351);
-lean_dec(x_5);
-x_358 = !lean_is_exclusive(x_355);
-if (x_358 == 0)
-{
-lean_object* x_359; lean_object* x_360; 
-x_359 = lean_ctor_get(x_355, 0);
-lean_dec(x_359);
-x_360 = lean_box(0);
-lean_ctor_set(x_355, 0, x_360);
-x_267 = x_352;
-x_268 = x_353;
-goto block_328;
-}
-else
-{
-lean_object* x_361; lean_object* x_362; lean_object* x_363; 
-x_361 = lean_ctor_get(x_355, 1);
-lean_inc(x_361);
-lean_dec(x_355);
-x_362 = lean_box(0);
-x_363 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_363, 0, x_362);
-lean_ctor_set(x_363, 1, x_361);
-lean_ctor_set(x_352, 0, x_363);
-x_267 = x_352;
-x_268 = x_353;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; 
-lean_free_object(x_352);
-x_364 = lean_ctor_get(x_355, 1);
-lean_inc(x_364);
-lean_dec(x_355);
-x_365 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_351);
-x_366 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_366, 0, x_365);
-x_367 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_368 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_368, 0, x_367);
-lean_ctor_set(x_368, 1, x_366);
-x_369 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_370 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_369, x_368, x_5, x_364, x_7, x_8, x_353);
-lean_dec(x_5);
-x_371 = lean_ctor_get(x_370, 0);
-lean_inc(x_371);
-x_372 = lean_ctor_get(x_370, 1);
-lean_inc(x_372);
-lean_dec(x_370);
-x_267 = x_371;
-x_268 = x_372;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_373; lean_object* x_374; uint8_t x_375; 
-x_373 = lean_ctor_get(x_352, 0);
-lean_inc(x_373);
-lean_dec(x_352);
-x_374 = lean_ctor_get(x_373, 0);
-lean_inc(x_374);
-x_375 = lean_unbox(x_374);
-lean_dec(x_374);
-if (x_375 == 0)
-{
-lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; 
-lean_dec(x_351);
-lean_dec(x_5);
-x_376 = lean_ctor_get(x_373, 1);
-lean_inc(x_376);
-if (lean_is_exclusive(x_373)) {
- lean_ctor_release(x_373, 0);
- lean_ctor_release(x_373, 1);
- x_377 = x_373;
-} else {
- lean_dec_ref(x_373);
- x_377 = lean_box(0);
-}
-x_378 = lean_box(0);
-if (lean_is_scalar(x_377)) {
- x_379 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_379 = x_377;
-}
-lean_ctor_set(x_379, 0, x_378);
-lean_ctor_set(x_379, 1, x_376);
-x_380 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_380, 0, x_379);
-x_267 = x_380;
-x_268 = x_353;
-goto block_328;
-}
-else
-{
-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; lean_object* x_388; lean_object* x_389; 
-x_381 = lean_ctor_get(x_373, 1);
-lean_inc(x_381);
-lean_dec(x_373);
-x_382 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_351);
-x_383 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_383, 0, x_382);
-x_384 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_385 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_385, 0, x_384);
-lean_ctor_set(x_385, 1, x_383);
-x_386 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_387 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_386, x_385, x_5, x_381, x_7, x_8, x_353);
-lean_dec(x_5);
-x_388 = lean_ctor_get(x_387, 0);
-lean_inc(x_388);
-x_389 = lean_ctor_get(x_387, 1);
-lean_inc(x_389);
-lean_dec(x_387);
-x_267 = x_388;
-x_268 = x_389;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_424; lean_object* x_425; uint8_t x_426; 
-x_401 = lean_ctor_get(x_348, 0);
-x_402 = lean_ctor_get(x_348, 1);
-lean_inc(x_402);
-lean_inc(x_401);
-lean_dec(x_348);
-x_424 = l_Lean_Core_getTraceState___rarg(x_8, x_349);
-x_425 = lean_ctor_get(x_424, 0);
-lean_inc(x_425);
-x_426 = lean_ctor_get_uint8(x_425, sizeof(void*)*1);
-lean_dec(x_425);
-if (x_426 == 0)
-{
-lean_object* x_427; lean_object* x_428; lean_object* x_429; 
-x_427 = lean_ctor_get(x_424, 1);
-lean_inc(x_427);
-lean_dec(x_424);
-x_428 = lean_box(x_226);
-x_429 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_429, 0, x_428);
-lean_ctor_set(x_429, 1, x_402);
-lean_ctor_set(x_346, 0, x_429);
-x_403 = x_346;
-x_404 = x_427;
-goto block_423;
-}
-else
-{
-lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; lean_object* x_434; lean_object* x_435; 
-x_430 = lean_ctor_get(x_424, 1);
-lean_inc(x_430);
-lean_dec(x_424);
-x_431 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_432 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_431, x_7, x_8, x_430);
-x_433 = lean_ctor_get(x_432, 0);
-lean_inc(x_433);
-x_434 = lean_ctor_get(x_432, 1);
-lean_inc(x_434);
-lean_dec(x_432);
-x_435 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_435, 0, x_433);
-lean_ctor_set(x_435, 1, x_402);
-lean_ctor_set(x_346, 0, x_435);
-x_403 = x_346;
-x_404 = x_434;
-goto block_423;
-}
-block_423:
-{
-lean_object* x_405; lean_object* x_406; lean_object* x_407; uint8_t x_408; 
-x_405 = lean_ctor_get(x_403, 0);
-lean_inc(x_405);
-if (lean_is_exclusive(x_403)) {
- lean_ctor_release(x_403, 0);
- x_406 = x_403;
-} else {
- lean_dec_ref(x_403);
- x_406 = lean_box(0);
-}
-x_407 = lean_ctor_get(x_405, 0);
-lean_inc(x_407);
-x_408 = lean_unbox(x_407);
-lean_dec(x_407);
-if (x_408 == 0)
-{
-lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; 
-lean_dec(x_401);
-lean_dec(x_5);
-x_409 = lean_ctor_get(x_405, 1);
-lean_inc(x_409);
-if (lean_is_exclusive(x_405)) {
- lean_ctor_release(x_405, 0);
- lean_ctor_release(x_405, 1);
- x_410 = x_405;
-} else {
- lean_dec_ref(x_405);
- x_410 = lean_box(0);
-}
-x_411 = lean_box(0);
-if (lean_is_scalar(x_410)) {
- x_412 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_412 = x_410;
-}
-lean_ctor_set(x_412, 0, x_411);
-lean_ctor_set(x_412, 1, x_409);
-if (lean_is_scalar(x_406)) {
- x_413 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_413 = x_406;
-}
-lean_ctor_set(x_413, 0, x_412);
-x_267 = x_413;
-x_268 = x_404;
-goto block_328;
-}
-else
-{
-lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; lean_object* x_422; 
-lean_dec(x_406);
-x_414 = lean_ctor_get(x_405, 1);
-lean_inc(x_414);
-lean_dec(x_405);
-x_415 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_401);
-x_416 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_416, 0, x_415);
-x_417 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_418 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_418, 0, x_417);
-lean_ctor_set(x_418, 1, x_416);
-x_419 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_420 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_419, x_418, x_5, x_414, x_7, x_8, x_404);
-lean_dec(x_5);
+lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; lean_object* x_422; uint8_t x_423; 
+x_418 = lean_ctor_get(x_414, 1);
+lean_inc(x_418);
+lean_dec(x_414);
+x_419 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_420 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_419, x_7, x_8, x_418);
 x_421 = lean_ctor_get(x_420, 0);
 lean_inc(x_421);
 x_422 = lean_ctor_get(x_420, 1);
 lean_inc(x_422);
 lean_dec(x_420);
-x_267 = x_421;
-x_268 = x_422;
-goto block_328;
+x_423 = lean_unbox(x_421);
+lean_dec(x_421);
+x_367 = x_423;
+x_368 = x_422;
+goto block_413;
+}
+block_366:
+{
+lean_object* x_31; 
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+x_31 = lean_apply_5(x_4, x_5, x_6, x_7, x_8, x_30);
+if (lean_obj_tag(x_31) == 0)
+{
+lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_32 = lean_ctor_get(x_31, 1);
+lean_inc(x_32);
+lean_dec(x_31);
+x_33 = lean_io_ref_get(x_6, x_32);
+x_34 = lean_ctor_get(x_33, 0);
+lean_inc(x_34);
+x_35 = lean_ctor_get(x_34, 3);
+lean_inc(x_35);
+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_dec(x_34);
+lean_dec(x_23);
+lean_dec(x_22);
+lean_dec(x_21);
+lean_dec(x_20);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_36 = lean_ctor_get(x_33, 1);
+lean_inc(x_36);
+lean_dec(x_33);
+x_37 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__7;
+x_38 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10;
+x_39 = lean_panic_fn(x_37, x_38);
+x_40 = lean_apply_5(x_39, x_5, x_6, x_7, x_8, x_36);
+return x_40;
+}
+else
+{
+lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; uint8_t x_325; lean_object* x_326; lean_object* x_352; lean_object* x_353; uint8_t x_354; 
+x_41 = lean_ctor_get(x_33, 1);
+lean_inc(x_41);
+lean_dec(x_33);
+x_42 = lean_ctor_get(x_34, 4);
+lean_inc(x_42);
+lean_dec(x_34);
+x_43 = lean_ctor_get(x_35, 0);
+lean_inc(x_43);
+if (lean_is_exclusive(x_35)) {
+ lean_ctor_release(x_35, 0);
+ x_44 = x_35;
+} else {
+ lean_dec_ref(x_35);
+ x_44 = lean_box(0);
+}
+x_352 = l_Lean_Core_getTraceState___rarg(x_8, x_41);
+x_353 = lean_ctor_get(x_352, 0);
+lean_inc(x_353);
+x_354 = lean_ctor_get_uint8(x_353, sizeof(void*)*1);
+lean_dec(x_353);
+if (x_354 == 0)
+{
+lean_object* x_355; 
+x_355 = lean_ctor_get(x_352, 1);
+lean_inc(x_355);
+lean_dec(x_352);
+x_325 = x_27;
+x_326 = x_355;
+goto block_351;
+}
+else
+{
+lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; uint8_t x_361; 
+x_356 = lean_ctor_get(x_352, 1);
+lean_inc(x_356);
+lean_dec(x_352);
+x_357 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_358 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_357, x_7, x_8, x_356);
+x_359 = lean_ctor_get(x_358, 0);
+lean_inc(x_359);
+x_360 = lean_ctor_get(x_358, 1);
+lean_inc(x_360);
+lean_dec(x_358);
+x_361 = lean_unbox(x_359);
+lean_dec(x_359);
+x_325 = x_361;
+x_326 = x_360;
+goto block_351;
+}
+block_324:
+{
+lean_object* x_46; lean_object* x_144; lean_object* x_165; lean_object* x_191; uint8_t x_317; 
+x_317 = lean_nat_dec_lt(x_43, x_3);
+lean_dec(x_43);
+if (x_317 == 0)
+{
+if (lean_obj_tag(x_42) == 0)
+{
+lean_dec(x_21);
+lean_dec(x_20);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_46 = x_45;
+goto block_143;
+}
+else
+{
+if (lean_obj_tag(x_20) == 0)
+{
+lean_dec(x_42);
+lean_dec(x_21);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_46 = x_45;
+goto block_143;
+}
+else
+{
+lean_object* x_318; lean_object* x_319; uint8_t x_320; 
+x_318 = lean_ctor_get(x_42, 0);
+lean_inc(x_318);
+lean_dec(x_42);
+x_319 = lean_ctor_get(x_20, 0);
+lean_inc(x_319);
+lean_dec(x_20);
+x_320 = lean_name_eq(x_1, x_21);
+lean_dec(x_21);
+if (x_320 == 0)
+{
+lean_dec(x_319);
+lean_dec(x_318);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_46 = x_45;
+goto block_143;
+}
+else
+{
+uint8_t x_321; 
+x_321 = lean_nat_dec_le(x_318, x_319);
+lean_dec(x_319);
+lean_dec(x_318);
+if (x_321 == 0)
+{
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_46 = x_45;
+goto block_143;
+}
+else
+{
+lean_object* x_322; 
+x_322 = lean_box(0);
+x_191 = x_322;
+goto block_316;
+}
 }
 }
 }
 }
 else
 {
-lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_440; lean_object* x_441; lean_object* x_442; lean_object* x_462; lean_object* x_463; uint8_t x_464; 
-x_436 = lean_ctor_get(x_346, 0);
-lean_inc(x_436);
-lean_dec(x_346);
-x_437 = lean_ctor_get(x_345, 1);
-lean_inc(x_437);
-lean_dec(x_345);
-x_438 = lean_ctor_get(x_436, 0);
+lean_object* x_323; 
+lean_dec(x_42);
+lean_dec(x_21);
+lean_dec(x_20);
+x_323 = lean_box(0);
+x_191 = x_323;
+goto block_316;
+}
+block_143:
+{
+lean_object* x_47; lean_object* x_48; 
+x_47 = lean_io_ref_get(x_6, x_46);
+x_48 = lean_ctor_get(x_47, 0);
+lean_inc(x_48);
+if (x_24 == 0)
+{
+lean_object* x_49; 
+lean_dec(x_23);
+x_49 = lean_ctor_get(x_48, 4);
+lean_inc(x_49);
+lean_dec(x_48);
+if (lean_obj_tag(x_49) == 0)
+{
+lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
+x_50 = lean_ctor_get(x_47, 1);
+lean_inc(x_50);
+lean_dec(x_47);
+if (lean_is_scalar(x_44)) {
+ x_51 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_51 = x_44;
+}
+lean_ctor_set(x_51, 0, x_3);
+x_52 = lean_io_ref_take(x_6, x_50);
+x_53 = lean_ctor_get(x_52, 0);
+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_object* x_56; lean_object* x_57; lean_object* x_58; uint8_t x_59; 
+x_56 = lean_ctor_get(x_53, 4);
+lean_dec(x_56);
+x_57 = lean_ctor_get(x_53, 3);
+lean_dec(x_57);
+lean_ctor_set(x_53, 4, x_51);
+lean_ctor_set(x_53, 3, x_22);
+x_58 = lean_io_ref_set(x_6, x_53, x_54);
+lean_dec(x_6);
+x_59 = !lean_is_exclusive(x_58);
+if (x_59 == 0)
+{
+lean_object* x_60; lean_object* x_61; 
+x_60 = lean_ctor_get(x_58, 0);
+lean_dec(x_60);
+x_61 = lean_box(0);
+lean_ctor_set(x_58, 0, x_61);
+return x_58;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; lean_object* x_64; 
+x_62 = lean_ctor_get(x_58, 1);
+lean_inc(x_62);
+lean_dec(x_58);
+x_63 = lean_box(0);
+x_64 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_64, 0, x_63);
+lean_ctor_set(x_64, 1, x_62);
+return x_64;
+}
+}
+else
+{
+lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t 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);
+x_67 = lean_ctor_get(x_53, 2);
+x_68 = lean_ctor_get_uint8(x_53, sizeof(void*)*5);
+lean_inc(x_67);
+lean_inc(x_66);
+lean_inc(x_65);
+lean_dec(x_53);
+x_69 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_69, 0, x_65);
+lean_ctor_set(x_69, 1, x_66);
+lean_ctor_set(x_69, 2, x_67);
+lean_ctor_set(x_69, 3, x_22);
+lean_ctor_set(x_69, 4, x_51);
+lean_ctor_set_uint8(x_69, sizeof(void*)*5, x_68);
+x_70 = lean_io_ref_set(x_6, x_69, x_54);
+lean_dec(x_6);
+x_71 = lean_ctor_get(x_70, 1);
+lean_inc(x_71);
+if (lean_is_exclusive(x_70)) {
+ lean_ctor_release(x_70, 0);
+ lean_ctor_release(x_70, 1);
+ x_72 = x_70;
+} else {
+ lean_dec_ref(x_70);
+ x_72 = lean_box(0);
+}
+x_73 = lean_box(0);
+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
+{
+lean_object* x_75; uint8_t x_76; 
+lean_dec(x_44);
+x_75 = lean_ctor_get(x_47, 1);
+lean_inc(x_75);
+lean_dec(x_47);
+x_76 = !lean_is_exclusive(x_49);
+if (x_76 == 0)
+{
+lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_77 = lean_ctor_get(x_49, 0);
+x_78 = l_Nat_min(x_77, x_3);
+lean_dec(x_3);
+lean_dec(x_77);
+lean_ctor_set(x_49, 0, x_78);
+x_79 = lean_io_ref_take(x_6, x_75);
+x_80 = lean_ctor_get(x_79, 0);
+lean_inc(x_80);
+x_81 = lean_ctor_get(x_79, 1);
+lean_inc(x_81);
+lean_dec(x_79);
+x_82 = !lean_is_exclusive(x_80);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+x_83 = lean_ctor_get(x_80, 4);
+lean_dec(x_83);
+x_84 = lean_ctor_get(x_80, 3);
+lean_dec(x_84);
+lean_ctor_set(x_80, 4, x_49);
+lean_ctor_set(x_80, 3, x_22);
+x_85 = lean_io_ref_set(x_6, x_80, x_81);
+lean_dec(x_6);
+x_86 = !lean_is_exclusive(x_85);
+if (x_86 == 0)
+{
+lean_object* x_87; lean_object* x_88; 
+x_87 = lean_ctor_get(x_85, 0);
+lean_dec(x_87);
+x_88 = lean_box(0);
+lean_ctor_set(x_85, 0, x_88);
+return x_85;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; lean_object* x_91; 
+x_89 = lean_ctor_get(x_85, 1);
+lean_inc(x_89);
+lean_dec(x_85);
+x_90 = lean_box(0);
+x_91 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_91, 0, x_90);
+lean_ctor_set(x_91, 1, x_89);
+return x_91;
+}
+}
+else
+{
+lean_object* x_92; lean_object* x_93; lean_object* x_94; uint8_t 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; 
+x_92 = lean_ctor_get(x_80, 0);
+x_93 = lean_ctor_get(x_80, 1);
+x_94 = lean_ctor_get(x_80, 2);
+x_95 = lean_ctor_get_uint8(x_80, sizeof(void*)*5);
+lean_inc(x_94);
+lean_inc(x_93);
+lean_inc(x_92);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_96, 0, x_92);
+lean_ctor_set(x_96, 1, x_93);
+lean_ctor_set(x_96, 2, x_94);
+lean_ctor_set(x_96, 3, x_22);
+lean_ctor_set(x_96, 4, x_49);
+lean_ctor_set_uint8(x_96, sizeof(void*)*5, x_95);
+x_97 = lean_io_ref_set(x_6, x_96, x_81);
+lean_dec(x_6);
+x_98 = lean_ctor_get(x_97, 1);
+lean_inc(x_98);
+if (lean_is_exclusive(x_97)) {
+ lean_ctor_release(x_97, 0);
+ lean_ctor_release(x_97, 1);
+ x_99 = x_97;
+} else {
+ lean_dec_ref(x_97);
+ x_99 = lean_box(0);
+}
+x_100 = lean_box(0);
+if (lean_is_scalar(x_99)) {
+ x_101 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_101 = x_99;
+}
+lean_ctor_set(x_101, 0, x_100);
+lean_ctor_set(x_101, 1, x_98);
+return x_101;
+}
+}
+else
+{
+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; uint8_t 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_102 = lean_ctor_get(x_49, 0);
+lean_inc(x_102);
+lean_dec(x_49);
+x_103 = l_Nat_min(x_102, x_3);
+lean_dec(x_3);
+lean_dec(x_102);
+x_104 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_104, 0, x_103);
+x_105 = lean_io_ref_take(x_6, x_75);
+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_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_106, 2);
+lean_inc(x_110);
+x_111 = lean_ctor_get_uint8(x_106, sizeof(void*)*5);
+if (lean_is_exclusive(x_106)) {
+ lean_ctor_release(x_106, 0);
+ lean_ctor_release(x_106, 1);
+ lean_ctor_release(x_106, 2);
+ lean_ctor_release(x_106, 3);
+ lean_ctor_release(x_106, 4);
+ x_112 = x_106;
+} else {
+ lean_dec_ref(x_106);
+ x_112 = lean_box(0);
+}
+if (lean_is_scalar(x_112)) {
+ x_113 = lean_alloc_ctor(0, 5, 1);
+} else {
+ x_113 = x_112;
+}
+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_22);
+lean_ctor_set(x_113, 4, x_104);
+lean_ctor_set_uint8(x_113, sizeof(void*)*5, x_111);
+x_114 = lean_io_ref_set(x_6, x_113, x_107);
+lean_dec(x_6);
+x_115 = lean_ctor_get(x_114, 1);
+lean_inc(x_115);
+if (lean_is_exclusive(x_114)) {
+ lean_ctor_release(x_114, 0);
+ lean_ctor_release(x_114, 1);
+ x_116 = x_114;
+} else {
+ lean_dec_ref(x_114);
+ x_116 = lean_box(0);
+}
+x_117 = lean_box(0);
+if (lean_is_scalar(x_116)) {
+ x_118 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_118 = x_116;
+}
+lean_ctor_set(x_118, 0, x_117);
+lean_ctor_set(x_118, 1, x_115);
+return x_118;
+}
+}
+}
+else
+{
+lean_object* x_119; lean_object* x_120; lean_object* x_121; lean_object* x_122; uint8_t x_123; 
+lean_dec(x_48);
+lean_dec(x_44);
+lean_dec(x_3);
+x_119 = lean_ctor_get(x_47, 1);
+lean_inc(x_119);
+lean_dec(x_47);
+x_120 = lean_io_ref_take(x_6, x_119);
+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 = !lean_is_exclusive(x_121);
+if (x_123 == 0)
+{
+lean_object* x_124; lean_object* x_125; lean_object* x_126; uint8_t x_127; 
+x_124 = lean_ctor_get(x_121, 4);
+lean_dec(x_124);
+x_125 = lean_ctor_get(x_121, 3);
+lean_dec(x_125);
+lean_ctor_set(x_121, 4, x_23);
+lean_ctor_set(x_121, 3, x_22);
+x_126 = lean_io_ref_set(x_6, x_121, x_122);
+lean_dec(x_6);
+x_127 = !lean_is_exclusive(x_126);
+if (x_127 == 0)
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_126, 0);
+lean_dec(x_128);
+x_129 = lean_box(0);
+lean_ctor_set(x_126, 0, x_129);
+return x_126;
+}
+else
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; 
+x_130 = lean_ctor_get(x_126, 1);
+lean_inc(x_130);
+lean_dec(x_126);
+x_131 = lean_box(0);
+x_132 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_132, 0, x_131);
+lean_ctor_set(x_132, 1, x_130);
+return x_132;
+}
+}
+else
+{
+lean_object* x_133; lean_object* x_134; lean_object* x_135; uint8_t 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_121, 0);
+x_134 = lean_ctor_get(x_121, 1);
+x_135 = lean_ctor_get(x_121, 2);
+x_136 = lean_ctor_get_uint8(x_121, sizeof(void*)*5);
+lean_inc(x_135);
+lean_inc(x_134);
+lean_inc(x_133);
+lean_dec(x_121);
+x_137 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_137, 0, x_133);
+lean_ctor_set(x_137, 1, x_134);
+lean_ctor_set(x_137, 2, x_135);
+lean_ctor_set(x_137, 3, x_22);
+lean_ctor_set(x_137, 4, x_23);
+lean_ctor_set_uint8(x_137, sizeof(void*)*5, x_136);
+x_138 = lean_io_ref_set(x_6, x_137, x_122);
+lean_dec(x_6);
+x_139 = lean_ctor_get(x_138, 1);
+lean_inc(x_139);
+if (lean_is_exclusive(x_138)) {
+ lean_ctor_release(x_138, 0);
+ lean_ctor_release(x_138, 1);
+ x_140 = x_138;
+} else {
+ lean_dec_ref(x_138);
+ x_140 = lean_box(0);
+}
+x_141 = lean_box(0);
+if (lean_is_scalar(x_140)) {
+ x_142 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_142 = x_140;
+}
+lean_ctor_set(x_142, 0, x_141);
+lean_ctor_set(x_142, 1, x_139);
+return x_142;
+}
+}
+}
+block_164:
+{
+lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; uint8_t x_150; 
+x_145 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_6, x_7, x_8, x_144);
+lean_dec(x_8);
+lean_dec(x_7);
+x_146 = lean_ctor_get(x_145, 1);
+lean_inc(x_146);
+lean_dec(x_145);
+x_147 = lean_io_ref_take(x_6, x_146);
+x_148 = lean_ctor_get(x_147, 0);
+lean_inc(x_148);
+x_149 = lean_ctor_get(x_147, 1);
+lean_inc(x_149);
+lean_dec(x_147);
+x_150 = !lean_is_exclusive(x_148);
+if (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; 
+x_151 = lean_ctor_get(x_148, 4);
+lean_dec(x_151);
+x_152 = lean_ctor_get(x_148, 2);
+lean_dec(x_152);
+x_153 = lean_ctor_get(x_148, 1);
+lean_dec(x_153);
+x_154 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
+lean_ctor_set(x_148, 4, x_25);
+lean_ctor_set(x_148, 2, x_1);
+lean_ctor_set(x_148, 1, x_154);
+x_155 = lean_io_ref_set(x_6, x_148, x_149);
+x_156 = lean_ctor_get(x_155, 1);
+lean_inc(x_156);
+lean_dec(x_155);
+x_46 = x_156;
+goto block_143;
+}
+else
+{
+lean_object* x_157; lean_object* x_158; uint8_t x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+x_157 = lean_ctor_get(x_148, 0);
+x_158 = lean_ctor_get(x_148, 3);
+x_159 = lean_ctor_get_uint8(x_148, sizeof(void*)*5);
+lean_inc(x_158);
+lean_inc(x_157);
+lean_dec(x_148);
+x_160 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
+x_161 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_161, 0, x_157);
+lean_ctor_set(x_161, 1, x_160);
+lean_ctor_set(x_161, 2, x_1);
+lean_ctor_set(x_161, 3, x_158);
+lean_ctor_set(x_161, 4, x_25);
+lean_ctor_set_uint8(x_161, sizeof(void*)*5, x_159);
+x_162 = lean_io_ref_set(x_6, x_161, x_149);
+x_163 = lean_ctor_get(x_162, 1);
+lean_inc(x_163);
+lean_dec(x_162);
+x_46 = x_163;
+goto block_143;
+}
+}
+block_190:
+{
+lean_object* x_166; lean_object* x_167; lean_object* x_168; uint8_t x_169; lean_object* x_170; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_166 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_165);
+x_167 = lean_ctor_get(x_166, 0);
+lean_inc(x_167);
+x_168 = lean_ctor_get(x_166, 1);
+lean_inc(x_168);
+lean_dec(x_166);
+x_180 = l_Lean_Core_getTraceState___rarg(x_8, x_168);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_ctor_get_uint8(x_181, sizeof(void*)*1);
+lean_dec(x_181);
+if (x_182 == 0)
+{
+lean_object* x_183; 
+x_183 = lean_ctor_get(x_180, 1);
+lean_inc(x_183);
+lean_dec(x_180);
+x_169 = x_27;
+x_170 = x_183;
+goto block_179;
+}
+else
+{
+lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; uint8_t x_189; 
+x_184 = lean_ctor_get(x_180, 1);
+lean_inc(x_184);
+lean_dec(x_180);
+x_185 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_186 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_185, x_7, x_8, x_184);
+x_187 = lean_ctor_get(x_186, 0);
+lean_inc(x_187);
+x_188 = lean_ctor_get(x_186, 1);
+lean_inc(x_188);
+lean_dec(x_186);
+x_189 = lean_unbox(x_187);
+lean_dec(x_187);
+x_169 = x_189;
+x_170 = x_188;
+goto block_179;
+}
+block_179:
+{
+if (x_169 == 0)
+{
+lean_dec(x_167);
+lean_dec(x_5);
+x_144 = x_170;
+goto block_164;
+}
+else
+{
+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; 
+x_171 = lean_unsigned_to_nat(0u);
+x_172 = l_Lean_Syntax_formatStxAux___main(x_25, x_27, x_171, x_167);
+x_173 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_173, 0, x_172);
+x_174 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14;
+x_175 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_175, 0, x_174);
+lean_ctor_set(x_175, 1, x_173);
+x_176 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_177 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_176, x_175, x_5, x_6, x_7, x_8, x_170);
+lean_dec(x_5);
+x_178 = lean_ctor_get(x_177, 1);
+lean_inc(x_178);
+lean_dec(x_177);
+x_144 = x_178;
+goto block_164;
+}
+}
+}
+block_316:
+{
+lean_object* x_192; uint8_t x_193; 
+lean_dec(x_191);
+x_192 = lean_unsigned_to_nat(0u);
+x_193 = lean_nat_dec_lt(x_192, x_14);
+lean_dec(x_14);
+if (x_193 == 0)
+{
+lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; 
+x_194 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_45);
+x_195 = lean_ctor_get(x_194, 0);
+lean_inc(x_195);
+x_196 = lean_ctor_get(x_194, 1);
+lean_inc(x_196);
+lean_dec(x_194);
+x_197 = l_Lean_Syntax_getHeadInfo___main(x_195);
+if (lean_obj_tag(x_197) == 0)
+{
+lean_object* x_198; lean_object* x_199; lean_object* x_200; 
+x_198 = lean_apply_1(x_2, x_195);
+x_199 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_198, x_5, x_6, x_7, x_8, x_196);
+x_200 = lean_ctor_get(x_199, 1);
+lean_inc(x_200);
+lean_dec(x_199);
+x_165 = x_200;
+goto block_190;
+}
+else
+{
+lean_object* x_201; lean_object* x_202; 
+x_201 = lean_ctor_get(x_197, 0);
+lean_inc(x_201);
+lean_dec(x_197);
+x_202 = l_Lean_Syntax_getTailInfo___main(x_195);
+if (lean_obj_tag(x_202) == 0)
+{
+lean_object* x_203; lean_object* x_204; lean_object* x_205; 
+lean_dec(x_201);
+x_203 = lean_apply_1(x_2, x_195);
+x_204 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_203, x_5, x_6, x_7, x_8, x_196);
+x_205 = lean_ctor_get(x_204, 1);
+lean_inc(x_205);
+lean_dec(x_204);
+x_165 = x_205;
+goto block_190;
+}
+else
+{
+lean_object* x_206; uint8_t x_207; 
+x_206 = lean_ctor_get(x_202, 0);
+lean_inc(x_206);
+lean_dec(x_202);
+x_207 = !lean_is_exclusive(x_201);
+if (x_207 == 0)
+{
+lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; uint8_t x_212; 
+x_208 = lean_ctor_get(x_201, 0);
+x_209 = lean_ctor_get(x_201, 1);
+x_210 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_209);
+lean_ctor_set(x_201, 0, x_210);
+x_211 = l_Lean_Syntax_setHeadInfo(x_195, x_201);
+x_212 = !lean_is_exclusive(x_206);
+if (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; lean_object* x_219; lean_object* x_220; lean_object* x_221; lean_object* x_222; 
+x_213 = lean_ctor_get(x_206, 1);
+x_214 = lean_ctor_get(x_206, 2);
+lean_inc(x_213);
+lean_ctor_set(x_206, 2, x_210);
+x_215 = l_Lean_Syntax_setTailInfo(x_211, x_206);
+x_216 = lean_apply_1(x_2, x_215);
+x_217 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_217, 0, x_208);
+lean_ctor_set(x_217, 1, x_209);
+lean_ctor_set(x_217, 2, x_210);
+x_218 = l_Lean_Syntax_setHeadInfo(x_216, x_217);
+x_219 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_219, 0, x_210);
+lean_ctor_set(x_219, 1, x_213);
+lean_ctor_set(x_219, 2, x_214);
+x_220 = l_Lean_Syntax_setTailInfo(x_218, x_219);
+x_221 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_220, x_5, x_6, x_7, x_8, x_196);
+x_222 = lean_ctor_get(x_221, 1);
+lean_inc(x_222);
+lean_dec(x_221);
+x_165 = x_222;
+goto block_190;
+}
+else
+{
+lean_object* x_223; lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; lean_object* x_233; lean_object* x_234; 
+x_223 = lean_ctor_get(x_206, 0);
+x_224 = lean_ctor_get(x_206, 1);
+x_225 = lean_ctor_get(x_206, 2);
+lean_inc(x_225);
+lean_inc(x_224);
+lean_inc(x_223);
+lean_dec(x_206);
+lean_inc(x_224);
+x_226 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_226, 0, x_223);
+lean_ctor_set(x_226, 1, x_224);
+lean_ctor_set(x_226, 2, x_210);
+x_227 = l_Lean_Syntax_setTailInfo(x_211, x_226);
+x_228 = lean_apply_1(x_2, x_227);
+x_229 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_229, 0, x_208);
+lean_ctor_set(x_229, 1, x_209);
+lean_ctor_set(x_229, 2, x_210);
+x_230 = l_Lean_Syntax_setHeadInfo(x_228, x_229);
+x_231 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_231, 0, x_210);
+lean_ctor_set(x_231, 1, x_224);
+lean_ctor_set(x_231, 2, x_225);
+x_232 = l_Lean_Syntax_setTailInfo(x_230, x_231);
+x_233 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_232, x_5, x_6, x_7, x_8, x_196);
+x_234 = lean_ctor_get(x_233, 1);
+lean_inc(x_234);
+lean_dec(x_233);
+x_165 = x_234;
+goto block_190;
+}
+}
+else
+{
+lean_object* x_235; lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; lean_object* x_245; lean_object* x_246; lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; 
+x_235 = lean_ctor_get(x_201, 0);
+x_236 = lean_ctor_get(x_201, 1);
+x_237 = lean_ctor_get(x_201, 2);
+lean_inc(x_237);
+lean_inc(x_236);
+lean_inc(x_235);
+lean_dec(x_201);
+x_238 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_236);
+x_239 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_239, 0, x_238);
+lean_ctor_set(x_239, 1, x_236);
+lean_ctor_set(x_239, 2, x_237);
+x_240 = l_Lean_Syntax_setHeadInfo(x_195, x_239);
+x_241 = lean_ctor_get(x_206, 0);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_206, 1);
+lean_inc(x_242);
+x_243 = lean_ctor_get(x_206, 2);
+lean_inc(x_243);
+if (lean_is_exclusive(x_206)) {
+ lean_ctor_release(x_206, 0);
+ lean_ctor_release(x_206, 1);
+ lean_ctor_release(x_206, 2);
+ x_244 = x_206;
+} else {
+ lean_dec_ref(x_206);
+ x_244 = lean_box(0);
+}
+lean_inc(x_242);
+if (lean_is_scalar(x_244)) {
+ x_245 = lean_alloc_ctor(0, 3, 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_238);
+x_246 = l_Lean_Syntax_setTailInfo(x_240, x_245);
+x_247 = lean_apply_1(x_2, x_246);
+x_248 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_248, 0, x_235);
+lean_ctor_set(x_248, 1, x_236);
+lean_ctor_set(x_248, 2, x_238);
+x_249 = l_Lean_Syntax_setHeadInfo(x_247, x_248);
+x_250 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_250, 0, x_238);
+lean_ctor_set(x_250, 1, x_242);
+lean_ctor_set(x_250, 2, x_243);
+x_251 = l_Lean_Syntax_setTailInfo(x_249, x_250);
+x_252 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_251, x_5, x_6, x_7, x_8, x_196);
+x_253 = lean_ctor_get(x_252, 1);
+lean_inc(x_253);
+lean_dec(x_252);
+x_165 = x_253;
+goto block_190;
+}
+}
+}
+}
+else
+{
+lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; lean_object* x_259; 
+x_254 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_6, x_7, x_8, x_45);
+x_255 = lean_ctor_get(x_254, 1);
+lean_inc(x_255);
+lean_dec(x_254);
+x_256 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_255);
+x_257 = lean_ctor_get(x_256, 0);
+lean_inc(x_257);
+x_258 = lean_ctor_get(x_256, 1);
+lean_inc(x_258);
+lean_dec(x_256);
+x_259 = l_Lean_Syntax_getHeadInfo___main(x_257);
+if (lean_obj_tag(x_259) == 0)
+{
+lean_object* x_260; lean_object* x_261; lean_object* x_262; 
+x_260 = lean_apply_1(x_2, x_257);
+x_261 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_260, x_5, x_6, x_7, x_8, x_258);
+x_262 = lean_ctor_get(x_261, 1);
+lean_inc(x_262);
+lean_dec(x_261);
+x_165 = x_262;
+goto block_190;
+}
+else
+{
+lean_object* x_263; lean_object* x_264; 
+x_263 = lean_ctor_get(x_259, 0);
+lean_inc(x_263);
+lean_dec(x_259);
+x_264 = l_Lean_Syntax_getTailInfo___main(x_257);
+if (lean_obj_tag(x_264) == 0)
+{
+lean_object* x_265; lean_object* x_266; lean_object* x_267; 
+lean_dec(x_263);
+x_265 = lean_apply_1(x_2, x_257);
+x_266 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_265, x_5, x_6, x_7, x_8, x_258);
+x_267 = lean_ctor_get(x_266, 1);
+lean_inc(x_267);
+lean_dec(x_266);
+x_165 = x_267;
+goto block_190;
+}
+else
+{
+lean_object* x_268; uint8_t x_269; 
+x_268 = lean_ctor_get(x_264, 0);
+lean_inc(x_268);
+lean_dec(x_264);
+x_269 = !lean_is_exclusive(x_263);
+if (x_269 == 0)
+{
+lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_273; uint8_t x_274; 
+x_270 = lean_ctor_get(x_263, 0);
+x_271 = lean_ctor_get(x_263, 1);
+x_272 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_271);
+lean_ctor_set(x_263, 0, x_272);
+x_273 = l_Lean_Syntax_setHeadInfo(x_257, x_263);
+x_274 = !lean_is_exclusive(x_268);
+if (x_274 == 0)
+{
+lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; 
+x_275 = lean_ctor_get(x_268, 1);
+x_276 = lean_ctor_get(x_268, 2);
+lean_inc(x_275);
+lean_ctor_set(x_268, 2, x_272);
+x_277 = l_Lean_Syntax_setTailInfo(x_273, x_268);
+x_278 = lean_apply_1(x_2, x_277);
+x_279 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_279, 0, x_270);
+lean_ctor_set(x_279, 1, x_271);
+lean_ctor_set(x_279, 2, x_272);
+x_280 = l_Lean_Syntax_setHeadInfo(x_278, x_279);
+x_281 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_281, 0, x_272);
+lean_ctor_set(x_281, 1, x_275);
+lean_ctor_set(x_281, 2, x_276);
+x_282 = l_Lean_Syntax_setTailInfo(x_280, x_281);
+x_283 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_282, x_5, x_6, x_7, x_8, x_258);
+x_284 = lean_ctor_get(x_283, 1);
+lean_inc(x_284);
+lean_dec(x_283);
+x_165 = x_284;
+goto block_190;
+}
+else
+{
+lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; 
+x_285 = lean_ctor_get(x_268, 0);
+x_286 = lean_ctor_get(x_268, 1);
+x_287 = lean_ctor_get(x_268, 2);
+lean_inc(x_287);
+lean_inc(x_286);
+lean_inc(x_285);
+lean_dec(x_268);
+lean_inc(x_286);
+x_288 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_288, 0, x_285);
+lean_ctor_set(x_288, 1, x_286);
+lean_ctor_set(x_288, 2, x_272);
+x_289 = l_Lean_Syntax_setTailInfo(x_273, x_288);
+x_290 = lean_apply_1(x_2, x_289);
+x_291 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_291, 0, x_270);
+lean_ctor_set(x_291, 1, x_271);
+lean_ctor_set(x_291, 2, x_272);
+x_292 = l_Lean_Syntax_setHeadInfo(x_290, x_291);
+x_293 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_293, 0, x_272);
+lean_ctor_set(x_293, 1, x_286);
+lean_ctor_set(x_293, 2, x_287);
+x_294 = l_Lean_Syntax_setTailInfo(x_292, x_293);
+x_295 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_294, x_5, x_6, x_7, x_8, x_258);
+x_296 = lean_ctor_get(x_295, 1);
+lean_inc(x_296);
+lean_dec(x_295);
+x_165 = x_296;
+goto block_190;
+}
+}
+else
+{
+lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; lean_object* x_301; lean_object* x_302; lean_object* x_303; lean_object* x_304; lean_object* x_305; lean_object* x_306; lean_object* x_307; lean_object* x_308; lean_object* x_309; lean_object* x_310; lean_object* x_311; lean_object* x_312; lean_object* x_313; lean_object* x_314; lean_object* x_315; 
+x_297 = lean_ctor_get(x_263, 0);
+x_298 = lean_ctor_get(x_263, 1);
+x_299 = lean_ctor_get(x_263, 2);
+lean_inc(x_299);
+lean_inc(x_298);
+lean_inc(x_297);
+lean_dec(x_263);
+x_300 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_298);
+x_301 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_301, 0, x_300);
+lean_ctor_set(x_301, 1, x_298);
+lean_ctor_set(x_301, 2, x_299);
+x_302 = l_Lean_Syntax_setHeadInfo(x_257, x_301);
+x_303 = lean_ctor_get(x_268, 0);
+lean_inc(x_303);
+x_304 = lean_ctor_get(x_268, 1);
+lean_inc(x_304);
+x_305 = lean_ctor_get(x_268, 2);
+lean_inc(x_305);
+if (lean_is_exclusive(x_268)) {
+ lean_ctor_release(x_268, 0);
+ lean_ctor_release(x_268, 1);
+ lean_ctor_release(x_268, 2);
+ x_306 = x_268;
+} else {
+ lean_dec_ref(x_268);
+ x_306 = lean_box(0);
+}
+lean_inc(x_304);
+if (lean_is_scalar(x_306)) {
+ x_307 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_307 = x_306;
+}
+lean_ctor_set(x_307, 0, x_303);
+lean_ctor_set(x_307, 1, x_304);
+lean_ctor_set(x_307, 2, x_300);
+x_308 = l_Lean_Syntax_setTailInfo(x_302, x_307);
+x_309 = lean_apply_1(x_2, x_308);
+x_310 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_310, 0, x_297);
+lean_ctor_set(x_310, 1, x_298);
+lean_ctor_set(x_310, 2, x_300);
+x_311 = l_Lean_Syntax_setHeadInfo(x_309, x_310);
+x_312 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_312, 0, x_300);
+lean_ctor_set(x_312, 1, x_304);
+lean_ctor_set(x_312, 2, x_305);
+x_313 = l_Lean_Syntax_setTailInfo(x_311, x_312);
+x_314 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_313, x_5, x_6, x_7, x_8, x_258);
+x_315 = lean_ctor_get(x_314, 1);
+lean_inc(x_315);
+lean_dec(x_314);
+x_165 = x_315;
+goto block_190;
+}
+}
+}
+}
+}
+}
+block_351:
+{
+if (x_325 == 0)
+{
+x_45 = x_326;
+goto block_324;
+}
+else
+{
+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; lean_object* x_335; lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; 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; lean_object* x_350; 
+lean_inc(x_3);
+x_327 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
+x_328 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_328, 0, x_327);
+x_329 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__18;
+x_330 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_330, 0, x_329);
+lean_ctor_set(x_330, 1, x_328);
+x_331 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__21;
+x_332 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_332, 0, x_330);
+lean_ctor_set(x_332, 1, x_331);
+lean_inc(x_43);
+x_333 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_43);
+x_334 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_334, 0, x_333);
+x_335 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_335, 0, x_332);
+lean_ctor_set(x_335, 1, x_334);
+x_336 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
+x_337 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_337, 0, x_335);
+lean_ctor_set(x_337, 1, x_336);
+lean_inc(x_1);
+lean_inc(x_42);
+x_338 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_338, 0, x_42);
+lean_ctor_set(x_338, 1, x_1);
+x_339 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_338);
+x_340 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_340, 0, x_339);
+x_341 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_341, 0, x_337);
+lean_ctor_set(x_341, 1, x_340);
+x_342 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__24;
+x_343 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_343, 0, x_341);
+lean_ctor_set(x_343, 1, x_342);
+lean_inc(x_21);
+lean_inc(x_20);
+x_344 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_344, 0, x_20);
+lean_ctor_set(x_344, 1, x_21);
+x_345 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_344);
+x_346 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_346, 0, x_345);
+x_347 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_347, 0, x_343);
+lean_ctor_set(x_347, 1, x_346);
+x_348 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_349 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_348, x_347, x_5, x_6, x_7, x_8, x_326);
+x_350 = lean_ctor_get(x_349, 1);
+lean_inc(x_350);
+lean_dec(x_349);
+x_45 = x_350;
+goto block_324;
+}
+}
+}
+}
+else
+{
+uint8_t x_362; 
+lean_dec(x_23);
+lean_dec(x_22);
+lean_dec(x_21);
+lean_dec(x_20);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_362 = !lean_is_exclusive(x_31);
+if (x_362 == 0)
+{
+return x_31;
+}
+else
+{
+lean_object* x_363; lean_object* x_364; lean_object* x_365; 
+x_363 = lean_ctor_get(x_31, 0);
+x_364 = lean_ctor_get(x_31, 1);
+lean_inc(x_364);
+lean_inc(x_363);
+lean_dec(x_31);
+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;
+}
+}
+}
+block_413:
+{
+if (x_367 == 0)
+{
+lean_dec(x_11);
+x_30 = x_368;
+goto block_366;
+}
+else
+{
+lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; lean_object* x_373; lean_object* x_374; lean_object* x_375; 
+x_369 = l_Lean_Name_toString___closed__1;
+lean_inc(x_21);
+x_370 = l_Lean_Name_toStringWithSep___main(x_369, x_21);
+x_371 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_371, 0, x_11);
+x_372 = l_Lean_MessageData_ofList___closed__3;
+x_373 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_373, 0, x_372);
+lean_ctor_set(x_373, 1, x_371);
+x_374 = lean_unsigned_to_nat(2u);
+x_375 = lean_alloc_ctor(7, 2, 0);
+lean_ctor_set(x_375, 0, x_374);
+lean_ctor_set(x_375, 1, x_373);
+if (lean_obj_tag(x_20) == 0)
+{
+lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; lean_object* x_383; lean_object* x_384; lean_object* x_385; lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; 
+x_376 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30;
+x_377 = lean_string_append(x_376, x_370);
+lean_dec(x_370);
+x_378 = l_Option_HasRepr___rarg___closed__3;
+x_379 = lean_string_append(x_377, x_378);
+x_380 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_380, 0, x_379);
+x_381 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_381, 0, x_380);
+x_382 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
+x_383 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_383, 0, x_382);
+lean_ctor_set(x_383, 1, x_381);
+x_384 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
+x_385 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_385, 0, x_383);
+lean_ctor_set(x_385, 1, x_384);
+x_386 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_386, 0, x_385);
+lean_ctor_set(x_386, 1, x_375);
+x_387 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_388 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_387, x_386, x_5, x_6, x_7, x_8, x_368);
+x_389 = lean_ctor_get(x_388, 1);
+lean_inc(x_389);
+lean_dec(x_388);
+x_30 = x_389;
+goto block_366;
+}
+else
+{
+lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; lean_object* x_395; lean_object* x_396; lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; lean_object* x_410; lean_object* x_411; lean_object* x_412; 
+x_390 = lean_ctor_get(x_20, 0);
+lean_inc(x_390);
+x_391 = l_Nat_repr(x_390);
+x_392 = l_addParenHeuristic(x_391);
+lean_dec(x_391);
+x_393 = l_Option_HasRepr___rarg___closed__2;
+x_394 = lean_string_append(x_393, x_392);
+lean_dec(x_392);
+x_395 = l_Option_HasRepr___rarg___closed__3;
+x_396 = lean_string_append(x_394, x_395);
+x_397 = l_Prod_HasRepr___rarg___closed__1;
+x_398 = lean_string_append(x_397, x_396);
+lean_dec(x_396);
+x_399 = l_List_reprAux___main___rarg___closed__1;
+x_400 = lean_string_append(x_398, x_399);
+x_401 = lean_string_append(x_400, x_370);
+lean_dec(x_370);
+x_402 = lean_string_append(x_401, x_395);
+x_403 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_403, 0, x_402);
+x_404 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_404, 0, x_403);
+x_405 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
+x_406 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_406, 0, x_405);
+lean_ctor_set(x_406, 1, x_404);
+x_407 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
+x_408 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_408, 0, x_406);
+lean_ctor_set(x_408, 1, x_407);
+x_409 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_409, 0, x_408);
+lean_ctor_set(x_409, 1, x_375);
+x_410 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_411 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_410, x_409, x_5, x_6, x_7, x_8, x_368);
+x_412 = lean_ctor_get(x_411, 1);
+lean_inc(x_412);
+lean_dec(x_411);
+x_30 = x_412;
+goto block_366;
+}
+}
+}
+}
+else
+{
+lean_object* x_424; lean_object* x_425; lean_object* x_426; lean_object* x_427; lean_object* x_428; uint8_t x_429; lean_object* x_430; lean_object* x_431; uint8_t x_432; lean_object* x_433; lean_object* x_434; lean_object* x_435; lean_object* x_436; uint8_t x_670; lean_object* x_671; lean_object* x_717; lean_object* x_718; uint8_t x_719; 
+x_424 = lean_ctor_get(x_17, 0);
+x_425 = lean_ctor_get(x_17, 1);
+x_426 = lean_ctor_get(x_17, 2);
+x_427 = lean_ctor_get(x_17, 3);
+x_428 = lean_ctor_get(x_17, 4);
+x_429 = lean_ctor_get_uint8(x_17, sizeof(void*)*5);
+lean_inc(x_428);
+lean_inc(x_427);
+lean_inc(x_426);
+lean_inc(x_425);
+lean_inc(x_424);
+lean_dec(x_17);
+x_430 = lean_box(0);
+x_431 = lean_box(0);
+x_432 = 0;
+x_433 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_433, 0, x_424);
+lean_ctor_set(x_433, 1, x_430);
+lean_ctor_set(x_433, 2, x_431);
+lean_ctor_set(x_433, 3, x_430);
+lean_ctor_set(x_433, 4, x_430);
+lean_ctor_set_uint8(x_433, sizeof(void*)*5, x_432);
+x_434 = lean_io_ref_set(x_6, x_433, x_18);
+x_435 = lean_ctor_get(x_434, 1);
+lean_inc(x_435);
+lean_dec(x_434);
+x_717 = l_Lean_Core_getTraceState___rarg(x_8, x_435);
+x_718 = lean_ctor_get(x_717, 0);
+lean_inc(x_718);
+x_719 = lean_ctor_get_uint8(x_718, sizeof(void*)*1);
+lean_dec(x_718);
+if (x_719 == 0)
+{
+lean_object* x_720; 
+x_720 = lean_ctor_get(x_717, 1);
+lean_inc(x_720);
+lean_dec(x_717);
+x_670 = x_432;
+x_671 = x_720;
+goto block_716;
+}
+else
+{
+lean_object* x_721; lean_object* x_722; lean_object* x_723; lean_object* x_724; lean_object* x_725; uint8_t x_726; 
+x_721 = lean_ctor_get(x_717, 1);
+lean_inc(x_721);
+lean_dec(x_717);
+x_722 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_723 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_722, x_7, x_8, x_721);
+x_724 = lean_ctor_get(x_723, 0);
+lean_inc(x_724);
+x_725 = lean_ctor_get(x_723, 1);
+lean_inc(x_725);
+lean_dec(x_723);
+x_726 = lean_unbox(x_724);
+lean_dec(x_724);
+x_670 = x_726;
+x_671 = x_725;
+goto block_716;
+}
+block_669:
+{
+lean_object* x_437; 
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+x_437 = lean_apply_5(x_4, x_5, x_6, x_7, x_8, x_436);
+if (lean_obj_tag(x_437) == 0)
+{
+lean_object* x_438; lean_object* x_439; lean_object* x_440; lean_object* x_441; 
+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_436);
- x_440 = lean_box(0);
-}
-x_462 = l_Lean_Core_getTraceState___rarg(x_8, x_437);
-x_463 = lean_ctor_get(x_462, 0);
-lean_inc(x_463);
-x_464 = lean_ctor_get_uint8(x_463, sizeof(void*)*1);
-lean_dec(x_463);
-if (x_464 == 0)
+lean_dec(x_437);
+x_439 = lean_io_ref_get(x_6, x_438);
+x_440 = lean_ctor_get(x_439, 0);
+lean_inc(x_440);
+x_441 = lean_ctor_get(x_440, 3);
+lean_inc(x_441);
+if (lean_obj_tag(x_441) == 0)
 {
-lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; 
-x_465 = lean_ctor_get(x_462, 1);
-lean_inc(x_465);
-lean_dec(x_462);
-x_466 = lean_box(x_226);
-if (lean_is_scalar(x_440)) {
- x_467 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_467 = x_440;
-}
-lean_ctor_set(x_467, 0, x_466);
-lean_ctor_set(x_467, 1, x_439);
-x_468 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_468, 0, x_467);
-x_441 = x_468;
-x_442 = x_465;
-goto block_461;
+lean_object* x_442; lean_object* x_443; lean_object* x_444; lean_object* x_445; lean_object* x_446; 
+lean_dec(x_440);
+lean_dec(x_428);
+lean_dec(x_427);
+lean_dec(x_426);
+lean_dec(x_425);
+lean_dec(x_14);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_442 = lean_ctor_get(x_439, 1);
+lean_inc(x_442);
+lean_dec(x_439);
+x_443 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__7;
+x_444 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__10;
+x_445 = lean_panic_fn(x_443, x_444);
+x_446 = lean_apply_5(x_445, x_5, x_6, x_7, x_8, x_442);
+return x_446;
 }
 else
 {
-lean_object* x_469; lean_object* x_470; lean_object* x_471; lean_object* x_472; lean_object* x_473; lean_object* x_474; lean_object* x_475; 
-x_469 = lean_ctor_get(x_462, 1);
-lean_inc(x_469);
-lean_dec(x_462);
-x_470 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_471 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_470, x_7, x_8, x_469);
-x_472 = lean_ctor_get(x_471, 0);
-lean_inc(x_472);
-x_473 = lean_ctor_get(x_471, 1);
-lean_inc(x_473);
-lean_dec(x_471);
-if (lean_is_scalar(x_440)) {
- x_474 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_474 = x_440;
-}
-lean_ctor_set(x_474, 0, x_472);
-lean_ctor_set(x_474, 1, x_439);
-x_475 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_475, 0, x_474);
-x_441 = x_475;
-x_442 = x_473;
-goto block_461;
-}
-block_461:
-{
-lean_object* x_443; lean_object* x_444; lean_object* x_445; uint8_t x_446; 
-x_443 = lean_ctor_get(x_441, 0);
-lean_inc(x_443);
+lean_object* x_447; lean_object* x_448; lean_object* x_449; lean_object* x_450; lean_object* x_451; uint8_t x_628; lean_object* x_629; lean_object* x_655; lean_object* x_656; uint8_t x_657; 
+x_447 = lean_ctor_get(x_439, 1);
+lean_inc(x_447);
+lean_dec(x_439);
+x_448 = lean_ctor_get(x_440, 4);
+lean_inc(x_448);
+lean_dec(x_440);
+x_449 = lean_ctor_get(x_441, 0);
+lean_inc(x_449);
 if (lean_is_exclusive(x_441)) {
  lean_ctor_release(x_441, 0);
- x_444 = x_441;
+ x_450 = x_441;
 } else {
  lean_dec_ref(x_441);
- x_444 = lean_box(0);
+ x_450 = lean_box(0);
 }
-x_445 = lean_ctor_get(x_443, 0);
-lean_inc(x_445);
-x_446 = lean_unbox(x_445);
-lean_dec(x_445);
-if (x_446 == 0)
+x_655 = l_Lean_Core_getTraceState___rarg(x_8, x_447);
+x_656 = lean_ctor_get(x_655, 0);
+lean_inc(x_656);
+x_657 = lean_ctor_get_uint8(x_656, sizeof(void*)*1);
+lean_dec(x_656);
+if (x_657 == 0)
 {
-lean_object* x_447; lean_object* x_448; lean_object* x_449; lean_object* x_450; lean_object* x_451; 
-lean_dec(x_438);
-lean_dec(x_5);
-x_447 = lean_ctor_get(x_443, 1);
-lean_inc(x_447);
-if (lean_is_exclusive(x_443)) {
- lean_ctor_release(x_443, 0);
- lean_ctor_release(x_443, 1);
- x_448 = x_443;
-} else {
- lean_dec_ref(x_443);
- x_448 = lean_box(0);
-}
-x_449 = lean_box(0);
-if (lean_is_scalar(x_448)) {
- x_450 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_450 = x_448;
-}
-lean_ctor_set(x_450, 0, x_449);
-lean_ctor_set(x_450, 1, x_447);
-if (lean_is_scalar(x_444)) {
- x_451 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_451 = x_444;
-}
-lean_ctor_set(x_451, 0, x_450);
-x_267 = x_451;
-x_268 = x_442;
-goto block_328;
+lean_object* x_658; 
+x_658 = lean_ctor_get(x_655, 1);
+lean_inc(x_658);
+lean_dec(x_655);
+x_628 = x_432;
+x_629 = x_658;
+goto block_654;
 }
 else
 {
-lean_object* x_452; lean_object* x_453; lean_object* x_454; lean_object* x_455; lean_object* x_456; lean_object* x_457; lean_object* x_458; lean_object* x_459; lean_object* x_460; 
-lean_dec(x_444);
-x_452 = lean_ctor_get(x_443, 1);
-lean_inc(x_452);
-lean_dec(x_443);
-x_453 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_438);
-x_454 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_454, 0, x_453);
-x_455 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_456 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_456, 0, x_455);
-lean_ctor_set(x_456, 1, x_454);
-x_457 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_458 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_457, x_456, x_5, x_452, x_7, x_8, x_442);
+lean_object* x_659; lean_object* x_660; lean_object* x_661; lean_object* x_662; lean_object* x_663; uint8_t x_664; 
+x_659 = lean_ctor_get(x_655, 1);
+lean_inc(x_659);
+lean_dec(x_655);
+x_660 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_661 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_660, x_7, x_8, x_659);
+x_662 = lean_ctor_get(x_661, 0);
+lean_inc(x_662);
+x_663 = lean_ctor_get(x_661, 1);
+lean_inc(x_663);
+lean_dec(x_661);
+x_664 = lean_unbox(x_662);
+lean_dec(x_662);
+x_628 = x_664;
+x_629 = x_663;
+goto block_654;
+}
+block_627:
+{
+lean_object* x_452; lean_object* x_507; lean_object* x_522; lean_object* x_548; uint8_t x_620; 
+x_620 = lean_nat_dec_lt(x_449, x_3);
+lean_dec(x_449);
+if (x_620 == 0)
+{
+if (lean_obj_tag(x_448) == 0)
+{
+lean_dec(x_426);
+lean_dec(x_425);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
 lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_452 = x_451;
+goto block_506;
+}
+else
+{
+if (lean_obj_tag(x_425) == 0)
+{
+lean_dec(x_448);
+lean_dec(x_426);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_452 = x_451;
+goto block_506;
+}
+else
+{
+lean_object* x_621; lean_object* x_622; uint8_t x_623; 
+x_621 = lean_ctor_get(x_448, 0);
+lean_inc(x_621);
+lean_dec(x_448);
+x_622 = lean_ctor_get(x_425, 0);
+lean_inc(x_622);
+lean_dec(x_425);
+x_623 = lean_name_eq(x_1, x_426);
+lean_dec(x_426);
+if (x_623 == 0)
+{
+lean_dec(x_622);
+lean_dec(x_621);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_452 = x_451;
+goto block_506;
+}
+else
+{
+uint8_t x_624; 
+x_624 = lean_nat_dec_le(x_621, x_622);
+lean_dec(x_622);
+lean_dec(x_621);
+if (x_624 == 0)
+{
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_2);
+lean_dec(x_1);
+x_452 = x_451;
+goto block_506;
+}
+else
+{
+lean_object* x_625; 
+x_625 = lean_box(0);
+x_548 = x_625;
+goto block_619;
+}
+}
+}
+}
+}
+else
+{
+lean_object* x_626; 
+lean_dec(x_448);
+lean_dec(x_426);
+lean_dec(x_425);
+x_626 = lean_box(0);
+x_548 = x_626;
+goto block_619;
+}
+block_506:
+{
+lean_object* x_453; lean_object* x_454; 
+x_453 = lean_io_ref_get(x_6, x_452);
+x_454 = lean_ctor_get(x_453, 0);
+lean_inc(x_454);
+if (x_429 == 0)
+{
+lean_object* x_455; 
+lean_dec(x_428);
+x_455 = lean_ctor_get(x_454, 4);
+lean_inc(x_455);
+lean_dec(x_454);
+if (lean_obj_tag(x_455) == 0)
+{
+lean_object* x_456; lean_object* x_457; lean_object* x_458; lean_object* x_459; lean_object* x_460; lean_object* x_461; lean_object* x_462; lean_object* x_463; uint8_t x_464; lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; lean_object* x_469; lean_object* x_470; lean_object* x_471; 
+x_456 = lean_ctor_get(x_453, 1);
+lean_inc(x_456);
+lean_dec(x_453);
+if (lean_is_scalar(x_450)) {
+ x_457 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_457 = x_450;
+}
+lean_ctor_set(x_457, 0, x_3);
+x_458 = lean_io_ref_take(x_6, x_456);
 x_459 = lean_ctor_get(x_458, 0);
 lean_inc(x_459);
 x_460 = lean_ctor_get(x_458, 1);
 lean_inc(x_460);
 lean_dec(x_458);
-x_267 = x_459;
-x_268 = x_460;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_476; lean_object* x_477; 
-x_476 = lean_ctor_get(x_338, 0);
-lean_inc(x_476);
-lean_dec(x_338);
-x_477 = l_Lean_Syntax_getTailInfo___main(x_336);
-if (lean_obj_tag(x_477) == 0)
-{
-lean_object* x_478; lean_object* x_479; lean_object* x_480; lean_object* x_481; lean_object* x_482; lean_object* x_483; lean_object* x_484; lean_object* x_485; uint8_t x_486; 
-lean_dec(x_476);
-x_478 = lean_apply_1(x_2, x_336);
-x_479 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_478, x_5, x_337, x_7, x_8, x_335);
-x_480 = lean_ctor_get(x_479, 0);
-lean_inc(x_480);
-x_481 = lean_ctor_get(x_480, 0);
-lean_inc(x_481);
-lean_dec(x_480);
-x_482 = lean_ctor_get(x_479, 1);
-lean_inc(x_482);
-lean_dec(x_479);
-x_483 = lean_ctor_get(x_481, 1);
-lean_inc(x_483);
-lean_dec(x_481);
-x_484 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_483, x_7, x_8, x_482);
-x_485 = lean_ctor_get(x_484, 0);
-lean_inc(x_485);
-x_486 = !lean_is_exclusive(x_485);
-if (x_486 == 0)
-{
-lean_object* x_487; lean_object* x_488; uint8_t x_489; 
-x_487 = lean_ctor_get(x_485, 0);
-x_488 = lean_ctor_get(x_484, 1);
-lean_inc(x_488);
-lean_dec(x_484);
-x_489 = !lean_is_exclusive(x_487);
-if (x_489 == 0)
-{
-lean_object* x_490; lean_object* x_491; lean_object* x_492; lean_object* x_530; lean_object* x_531; uint8_t x_532; 
-x_490 = lean_ctor_get(x_487, 0);
-x_530 = l_Lean_Core_getTraceState___rarg(x_8, x_488);
-x_531 = lean_ctor_get(x_530, 0);
-lean_inc(x_531);
-x_532 = lean_ctor_get_uint8(x_531, sizeof(void*)*1);
-lean_dec(x_531);
-if (x_532 == 0)
-{
-lean_object* x_533; lean_object* x_534; 
-x_533 = lean_ctor_get(x_530, 1);
-lean_inc(x_533);
-lean_dec(x_530);
-x_534 = lean_box(x_226);
-lean_ctor_set(x_487, 0, x_534);
-x_491 = x_485;
-x_492 = x_533;
-goto block_529;
-}
-else
-{
-lean_object* x_535; lean_object* x_536; lean_object* x_537; lean_object* x_538; lean_object* x_539; 
-x_535 = lean_ctor_get(x_530, 1);
-lean_inc(x_535);
-lean_dec(x_530);
-x_536 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_537 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_536, x_7, x_8, x_535);
-x_538 = lean_ctor_get(x_537, 0);
-lean_inc(x_538);
-x_539 = lean_ctor_get(x_537, 1);
-lean_inc(x_539);
-lean_dec(x_537);
-lean_ctor_set(x_487, 0, x_538);
-x_491 = x_485;
-x_492 = x_539;
-goto block_529;
-}
-block_529:
-{
-uint8_t x_493; 
-x_493 = !lean_is_exclusive(x_491);
-if (x_493 == 0)
-{
-lean_object* x_494; lean_object* x_495; uint8_t x_496; 
-x_494 = lean_ctor_get(x_491, 0);
-x_495 = lean_ctor_get(x_494, 0);
-lean_inc(x_495);
-x_496 = lean_unbox(x_495);
-lean_dec(x_495);
-if (x_496 == 0)
-{
-uint8_t x_497; 
-lean_dec(x_490);
-lean_dec(x_5);
-x_497 = !lean_is_exclusive(x_494);
-if (x_497 == 0)
-{
-lean_object* x_498; lean_object* x_499; 
-x_498 = lean_ctor_get(x_494, 0);
-lean_dec(x_498);
-x_499 = lean_box(0);
-lean_ctor_set(x_494, 0, x_499);
-x_267 = x_491;
-x_268 = x_492;
-goto block_328;
-}
-else
-{
-lean_object* x_500; lean_object* x_501; lean_object* x_502; 
-x_500 = lean_ctor_get(x_494, 1);
-lean_inc(x_500);
-lean_dec(x_494);
-x_501 = lean_box(0);
-x_502 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_502, 0, x_501);
-lean_ctor_set(x_502, 1, x_500);
-lean_ctor_set(x_491, 0, x_502);
-x_267 = x_491;
-x_268 = x_492;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_503; lean_object* x_504; lean_object* x_505; lean_object* x_506; lean_object* x_507; lean_object* x_508; lean_object* x_509; lean_object* x_510; lean_object* x_511; 
-lean_free_object(x_491);
-x_503 = lean_ctor_get(x_494, 1);
-lean_inc(x_503);
-lean_dec(x_494);
-x_504 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_490);
-x_505 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_505, 0, x_504);
-x_506 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_507 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_507, 0, x_506);
-lean_ctor_set(x_507, 1, x_505);
-x_508 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_509 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_508, x_507, x_5, x_503, x_7, x_8, x_492);
-lean_dec(x_5);
-x_510 = lean_ctor_get(x_509, 0);
-lean_inc(x_510);
-x_511 = lean_ctor_get(x_509, 1);
-lean_inc(x_511);
-lean_dec(x_509);
-x_267 = x_510;
-x_268 = x_511;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_512; lean_object* x_513; uint8_t x_514; 
-x_512 = lean_ctor_get(x_491, 0);
-lean_inc(x_512);
-lean_dec(x_491);
-x_513 = lean_ctor_get(x_512, 0);
-lean_inc(x_513);
-x_514 = lean_unbox(x_513);
-lean_dec(x_513);
-if (x_514 == 0)
-{
-lean_object* x_515; lean_object* x_516; lean_object* x_517; lean_object* x_518; lean_object* x_519; 
-lean_dec(x_490);
-lean_dec(x_5);
-x_515 = lean_ctor_get(x_512, 1);
-lean_inc(x_515);
-if (lean_is_exclusive(x_512)) {
- lean_ctor_release(x_512, 0);
- lean_ctor_release(x_512, 1);
- x_516 = x_512;
+x_461 = lean_ctor_get(x_459, 0);
+lean_inc(x_461);
+x_462 = lean_ctor_get(x_459, 1);
+lean_inc(x_462);
+x_463 = lean_ctor_get(x_459, 2);
+lean_inc(x_463);
+x_464 = lean_ctor_get_uint8(x_459, sizeof(void*)*5);
+if (lean_is_exclusive(x_459)) {
+ lean_ctor_release(x_459, 0);
+ lean_ctor_release(x_459, 1);
+ lean_ctor_release(x_459, 2);
+ lean_ctor_release(x_459, 3);
+ lean_ctor_release(x_459, 4);
+ x_465 = x_459;
 } else {
- lean_dec_ref(x_512);
+ lean_dec_ref(x_459);
+ x_465 = lean_box(0);
+}
+if (lean_is_scalar(x_465)) {
+ x_466 = lean_alloc_ctor(0, 5, 1);
+} else {
+ x_466 = x_465;
+}
+lean_ctor_set(x_466, 0, x_461);
+lean_ctor_set(x_466, 1, x_462);
+lean_ctor_set(x_466, 2, x_463);
+lean_ctor_set(x_466, 3, x_427);
+lean_ctor_set(x_466, 4, x_457);
+lean_ctor_set_uint8(x_466, sizeof(void*)*5, x_464);
+x_467 = lean_io_ref_set(x_6, x_466, x_460);
+lean_dec(x_6);
+x_468 = lean_ctor_get(x_467, 1);
+lean_inc(x_468);
+if (lean_is_exclusive(x_467)) {
+ lean_ctor_release(x_467, 0);
+ lean_ctor_release(x_467, 1);
+ x_469 = x_467;
+} else {
+ lean_dec_ref(x_467);
+ x_469 = lean_box(0);
+}
+x_470 = lean_box(0);
+if (lean_is_scalar(x_469)) {
+ x_471 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_471 = x_469;
+}
+lean_ctor_set(x_471, 0, x_470);
+lean_ctor_set(x_471, 1, x_468);
+return x_471;
+}
+else
+{
+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; lean_object* x_479; lean_object* x_480; lean_object* x_481; lean_object* x_482; uint8_t x_483; lean_object* x_484; lean_object* x_485; lean_object* x_486; lean_object* x_487; lean_object* x_488; lean_object* x_489; lean_object* x_490; 
+lean_dec(x_450);
+x_472 = lean_ctor_get(x_453, 1);
+lean_inc(x_472);
+lean_dec(x_453);
+x_473 = lean_ctor_get(x_455, 0);
+lean_inc(x_473);
+if (lean_is_exclusive(x_455)) {
+ lean_ctor_release(x_455, 0);
+ x_474 = x_455;
+} else {
+ lean_dec_ref(x_455);
+ x_474 = lean_box(0);
+}
+x_475 = l_Nat_min(x_473, x_3);
+lean_dec(x_3);
+lean_dec(x_473);
+if (lean_is_scalar(x_474)) {
+ x_476 = lean_alloc_ctor(1, 1, 0);
+} else {
+ x_476 = x_474;
+}
+lean_ctor_set(x_476, 0, x_475);
+x_477 = lean_io_ref_take(x_6, x_472);
+x_478 = lean_ctor_get(x_477, 0);
+lean_inc(x_478);
+x_479 = lean_ctor_get(x_477, 1);
+lean_inc(x_479);
+lean_dec(x_477);
+x_480 = lean_ctor_get(x_478, 0);
+lean_inc(x_480);
+x_481 = lean_ctor_get(x_478, 1);
+lean_inc(x_481);
+x_482 = lean_ctor_get(x_478, 2);
+lean_inc(x_482);
+x_483 = lean_ctor_get_uint8(x_478, sizeof(void*)*5);
+if (lean_is_exclusive(x_478)) {
+ lean_ctor_release(x_478, 0);
+ lean_ctor_release(x_478, 1);
+ lean_ctor_release(x_478, 2);
+ lean_ctor_release(x_478, 3);
+ lean_ctor_release(x_478, 4);
+ x_484 = x_478;
+} else {
+ lean_dec_ref(x_478);
+ x_484 = lean_box(0);
+}
+if (lean_is_scalar(x_484)) {
+ x_485 = lean_alloc_ctor(0, 5, 1);
+} else {
+ x_485 = x_484;
+}
+lean_ctor_set(x_485, 0, x_480);
+lean_ctor_set(x_485, 1, x_481);
+lean_ctor_set(x_485, 2, x_482);
+lean_ctor_set(x_485, 3, x_427);
+lean_ctor_set(x_485, 4, x_476);
+lean_ctor_set_uint8(x_485, sizeof(void*)*5, x_483);
+x_486 = lean_io_ref_set(x_6, x_485, x_479);
+lean_dec(x_6);
+x_487 = lean_ctor_get(x_486, 1);
+lean_inc(x_487);
+if (lean_is_exclusive(x_486)) {
+ lean_ctor_release(x_486, 0);
+ lean_ctor_release(x_486, 1);
+ x_488 = x_486;
+} else {
+ lean_dec_ref(x_486);
+ x_488 = lean_box(0);
+}
+x_489 = lean_box(0);
+if (lean_is_scalar(x_488)) {
+ x_490 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_490 = x_488;
+}
+lean_ctor_set(x_490, 0, x_489);
+lean_ctor_set(x_490, 1, x_487);
+return x_490;
+}
+}
+else
+{
+lean_object* x_491; lean_object* x_492; lean_object* x_493; lean_object* x_494; lean_object* x_495; lean_object* x_496; lean_object* x_497; uint8_t x_498; lean_object* x_499; lean_object* x_500; lean_object* x_501; lean_object* x_502; lean_object* x_503; lean_object* x_504; lean_object* x_505; 
+lean_dec(x_454);
+lean_dec(x_450);
+lean_dec(x_3);
+x_491 = lean_ctor_get(x_453, 1);
+lean_inc(x_491);
+lean_dec(x_453);
+x_492 = lean_io_ref_take(x_6, x_491);
+x_493 = lean_ctor_get(x_492, 0);
+lean_inc(x_493);
+x_494 = lean_ctor_get(x_492, 1);
+lean_inc(x_494);
+lean_dec(x_492);
+x_495 = lean_ctor_get(x_493, 0);
+lean_inc(x_495);
+x_496 = lean_ctor_get(x_493, 1);
+lean_inc(x_496);
+x_497 = lean_ctor_get(x_493, 2);
+lean_inc(x_497);
+x_498 = lean_ctor_get_uint8(x_493, sizeof(void*)*5);
+if (lean_is_exclusive(x_493)) {
+ lean_ctor_release(x_493, 0);
+ lean_ctor_release(x_493, 1);
+ lean_ctor_release(x_493, 2);
+ lean_ctor_release(x_493, 3);
+ lean_ctor_release(x_493, 4);
+ x_499 = x_493;
+} else {
+ lean_dec_ref(x_493);
+ x_499 = lean_box(0);
+}
+if (lean_is_scalar(x_499)) {
+ x_500 = lean_alloc_ctor(0, 5, 1);
+} else {
+ x_500 = x_499;
+}
+lean_ctor_set(x_500, 0, x_495);
+lean_ctor_set(x_500, 1, x_496);
+lean_ctor_set(x_500, 2, x_497);
+lean_ctor_set(x_500, 3, x_427);
+lean_ctor_set(x_500, 4, x_428);
+lean_ctor_set_uint8(x_500, sizeof(void*)*5, x_498);
+x_501 = lean_io_ref_set(x_6, x_500, x_494);
+lean_dec(x_6);
+x_502 = lean_ctor_get(x_501, 1);
+lean_inc(x_502);
+if (lean_is_exclusive(x_501)) {
+ lean_ctor_release(x_501, 0);
+ lean_ctor_release(x_501, 1);
+ x_503 = x_501;
+} else {
+ lean_dec_ref(x_501);
+ x_503 = lean_box(0);
+}
+x_504 = lean_box(0);
+if (lean_is_scalar(x_503)) {
+ x_505 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_505 = x_503;
+}
+lean_ctor_set(x_505, 0, x_504);
+lean_ctor_set(x_505, 1, x_502);
+return x_505;
+}
+}
+block_521:
+{
+lean_object* x_508; lean_object* x_509; lean_object* x_510; lean_object* x_511; lean_object* x_512; lean_object* x_513; lean_object* x_514; uint8_t x_515; lean_object* x_516; lean_object* x_517; lean_object* x_518; lean_object* x_519; lean_object* x_520; 
+x_508 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_6, x_7, x_8, x_507);
+lean_dec(x_8);
+lean_dec(x_7);
+x_509 = lean_ctor_get(x_508, 1);
+lean_inc(x_509);
+lean_dec(x_508);
+x_510 = lean_io_ref_take(x_6, x_509);
+x_511 = lean_ctor_get(x_510, 0);
+lean_inc(x_511);
+x_512 = lean_ctor_get(x_510, 1);
+lean_inc(x_512);
+lean_dec(x_510);
+x_513 = lean_ctor_get(x_511, 0);
+lean_inc(x_513);
+x_514 = lean_ctor_get(x_511, 3);
+lean_inc(x_514);
+x_515 = lean_ctor_get_uint8(x_511, sizeof(void*)*5);
+if (lean_is_exclusive(x_511)) {
+ lean_ctor_release(x_511, 0);
+ lean_ctor_release(x_511, 1);
+ lean_ctor_release(x_511, 2);
+ lean_ctor_release(x_511, 3);
+ lean_ctor_release(x_511, 4);
+ x_516 = x_511;
+} else {
+ lean_dec_ref(x_511);
  x_516 = lean_box(0);
 }
-x_517 = lean_box(0);
+x_517 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
 if (lean_is_scalar(x_516)) {
- x_518 = lean_alloc_ctor(0, 2, 0);
+ x_518 = lean_alloc_ctor(0, 5, 1);
 } else {
  x_518 = x_516;
 }
-lean_ctor_set(x_518, 0, x_517);
-lean_ctor_set(x_518, 1, x_515);
-x_519 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_519, 0, x_518);
-x_267 = x_519;
-x_268 = x_492;
-goto block_328;
-}
-else
-{
-lean_object* x_520; 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; 
-x_520 = lean_ctor_get(x_512, 1);
+lean_ctor_set(x_518, 0, x_513);
+lean_ctor_set(x_518, 1, x_517);
+lean_ctor_set(x_518, 2, x_1);
+lean_ctor_set(x_518, 3, x_514);
+lean_ctor_set(x_518, 4, x_430);
+lean_ctor_set_uint8(x_518, sizeof(void*)*5, x_515);
+x_519 = lean_io_ref_set(x_6, x_518, x_512);
+x_520 = lean_ctor_get(x_519, 1);
 lean_inc(x_520);
-lean_dec(x_512);
-x_521 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_490);
-x_522 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_522, 0, x_521);
-x_523 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_524 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_524, 0, x_523);
-lean_ctor_set(x_524, 1, x_522);
-x_525 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_526 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_525, x_524, x_5, x_520, x_7, x_8, x_492);
-lean_dec(x_5);
-x_527 = lean_ctor_get(x_526, 0);
-lean_inc(x_527);
-x_528 = lean_ctor_get(x_526, 1);
-lean_inc(x_528);
-lean_dec(x_526);
-x_267 = x_527;
-x_268 = x_528;
-goto block_328;
+lean_dec(x_519);
+x_452 = x_520;
+goto block_506;
 }
-}
-}
-}
-else
+block_547:
 {
-lean_object* x_540; lean_object* x_541; lean_object* x_542; lean_object* x_543; lean_object* x_563; lean_object* x_564; uint8_t x_565; 
-x_540 = lean_ctor_get(x_487, 0);
-x_541 = lean_ctor_get(x_487, 1);
-lean_inc(x_541);
+lean_object* x_523; lean_object* x_524; lean_object* x_525; uint8_t x_526; lean_object* x_527; lean_object* x_537; lean_object* x_538; uint8_t x_539; 
+x_523 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_522);
+x_524 = lean_ctor_get(x_523, 0);
+lean_inc(x_524);
+x_525 = lean_ctor_get(x_523, 1);
+lean_inc(x_525);
+lean_dec(x_523);
+x_537 = l_Lean_Core_getTraceState___rarg(x_8, x_525);
+x_538 = lean_ctor_get(x_537, 0);
+lean_inc(x_538);
+x_539 = lean_ctor_get_uint8(x_538, sizeof(void*)*1);
+lean_dec(x_538);
+if (x_539 == 0)
+{
+lean_object* x_540; 
+x_540 = lean_ctor_get(x_537, 1);
 lean_inc(x_540);
-lean_dec(x_487);
-x_563 = l_Lean_Core_getTraceState___rarg(x_8, x_488);
-x_564 = lean_ctor_get(x_563, 0);
-lean_inc(x_564);
-x_565 = lean_ctor_get_uint8(x_564, sizeof(void*)*1);
-lean_dec(x_564);
-if (x_565 == 0)
-{
-lean_object* x_566; lean_object* x_567; lean_object* x_568; 
-x_566 = lean_ctor_get(x_563, 1);
-lean_inc(x_566);
-lean_dec(x_563);
-x_567 = lean_box(x_226);
-x_568 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_568, 0, x_567);
-lean_ctor_set(x_568, 1, x_541);
-lean_ctor_set(x_485, 0, x_568);
-x_542 = x_485;
-x_543 = x_566;
-goto block_562;
+lean_dec(x_537);
+x_526 = x_432;
+x_527 = x_540;
+goto block_536;
 }
 else
 {
-lean_object* x_569; lean_object* x_570; lean_object* x_571; lean_object* x_572; lean_object* x_573; lean_object* x_574; 
-x_569 = lean_ctor_get(x_563, 1);
-lean_inc(x_569);
-lean_dec(x_563);
-x_570 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_571 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_570, x_7, x_8, x_569);
-x_572 = lean_ctor_get(x_571, 0);
-lean_inc(x_572);
-x_573 = lean_ctor_get(x_571, 1);
-lean_inc(x_573);
-lean_dec(x_571);
-x_574 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_574, 0, x_572);
-lean_ctor_set(x_574, 1, x_541);
-lean_ctor_set(x_485, 0, x_574);
-x_542 = x_485;
-x_543 = x_573;
-goto block_562;
-}
-block_562:
-{
-lean_object* x_544; lean_object* x_545; lean_object* x_546; uint8_t x_547; 
-x_544 = lean_ctor_get(x_542, 0);
+lean_object* x_541; lean_object* x_542; lean_object* x_543; lean_object* x_544; lean_object* x_545; uint8_t x_546; 
+x_541 = lean_ctor_get(x_537, 1);
+lean_inc(x_541);
+lean_dec(x_537);
+x_542 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_543 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_542, x_7, x_8, x_541);
+x_544 = lean_ctor_get(x_543, 0);
 lean_inc(x_544);
-if (lean_is_exclusive(x_542)) {
- lean_ctor_release(x_542, 0);
- x_545 = x_542;
-} else {
- lean_dec_ref(x_542);
- x_545 = lean_box(0);
-}
-x_546 = lean_ctor_get(x_544, 0);
-lean_inc(x_546);
-x_547 = lean_unbox(x_546);
-lean_dec(x_546);
-if (x_547 == 0)
-{
-lean_object* x_548; lean_object* x_549; lean_object* x_550; lean_object* x_551; lean_object* x_552; 
-lean_dec(x_540);
-lean_dec(x_5);
-x_548 = lean_ctor_get(x_544, 1);
-lean_inc(x_548);
-if (lean_is_exclusive(x_544)) {
- lean_ctor_release(x_544, 0);
- lean_ctor_release(x_544, 1);
- x_549 = x_544;
-} else {
- lean_dec_ref(x_544);
- x_549 = lean_box(0);
-}
-x_550 = lean_box(0);
-if (lean_is_scalar(x_549)) {
- x_551 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_551 = x_549;
-}
-lean_ctor_set(x_551, 0, x_550);
-lean_ctor_set(x_551, 1, x_548);
-if (lean_is_scalar(x_545)) {
- x_552 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_552 = x_545;
-}
-lean_ctor_set(x_552, 0, x_551);
-x_267 = x_552;
-x_268 = x_543;
-goto block_328;
-}
-else
-{
-lean_object* x_553; lean_object* x_554; lean_object* x_555; lean_object* x_556; lean_object* x_557; lean_object* x_558; lean_object* x_559; lean_object* x_560; lean_object* x_561; 
-lean_dec(x_545);
-x_553 = lean_ctor_get(x_544, 1);
-lean_inc(x_553);
+x_545 = lean_ctor_get(x_543, 1);
+lean_inc(x_545);
+lean_dec(x_543);
+x_546 = lean_unbox(x_544);
 lean_dec(x_544);
-x_554 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_540);
-x_555 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_555, 0, x_554);
-x_556 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_557 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_557, 0, x_556);
-lean_ctor_set(x_557, 1, x_555);
-x_558 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_559 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_558, x_557, x_5, x_553, x_7, x_8, x_543);
+x_526 = x_546;
+x_527 = x_545;
+goto block_536;
+}
+block_536:
+{
+if (x_526 == 0)
+{
+lean_dec(x_524);
 lean_dec(x_5);
-x_560 = lean_ctor_get(x_559, 0);
-lean_inc(x_560);
-x_561 = lean_ctor_get(x_559, 1);
-lean_inc(x_561);
+x_507 = x_527;
+goto block_521;
+}
+else
+{
+lean_object* x_528; lean_object* x_529; lean_object* x_530; lean_object* x_531; lean_object* x_532; lean_object* x_533; lean_object* x_534; lean_object* x_535; 
+x_528 = lean_unsigned_to_nat(0u);
+x_529 = l_Lean_Syntax_formatStxAux___main(x_430, x_432, x_528, x_524);
+x_530 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_530, 0, x_529);
+x_531 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__14;
+x_532 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_532, 0, x_531);
+lean_ctor_set(x_532, 1, x_530);
+x_533 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_534 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_533, x_532, x_5, x_6, x_7, x_8, x_527);
+lean_dec(x_5);
+x_535 = lean_ctor_get(x_534, 1);
+lean_inc(x_535);
+lean_dec(x_534);
+x_507 = x_535;
+goto block_521;
+}
+}
+}
+block_619:
+{
+lean_object* x_549; uint8_t x_550; 
+lean_dec(x_548);
+x_549 = lean_unsigned_to_nat(0u);
+x_550 = lean_nat_dec_lt(x_549, x_14);
+lean_dec(x_14);
+if (x_550 == 0)
+{
+lean_object* x_551; lean_object* x_552; lean_object* x_553; lean_object* x_554; 
+x_551 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_451);
+x_552 = lean_ctor_get(x_551, 0);
+lean_inc(x_552);
+x_553 = lean_ctor_get(x_551, 1);
+lean_inc(x_553);
+lean_dec(x_551);
+x_554 = l_Lean_Syntax_getHeadInfo___main(x_552);
+if (lean_obj_tag(x_554) == 0)
+{
+lean_object* x_555; lean_object* x_556; lean_object* x_557; 
+x_555 = lean_apply_1(x_2, x_552);
+x_556 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_555, x_5, x_6, x_7, x_8, x_553);
+x_557 = lean_ctor_get(x_556, 1);
+lean_inc(x_557);
+lean_dec(x_556);
+x_522 = x_557;
+goto block_547;
+}
+else
+{
+lean_object* x_558; lean_object* x_559; 
+x_558 = lean_ctor_get(x_554, 0);
+lean_inc(x_558);
+lean_dec(x_554);
+x_559 = l_Lean_Syntax_getTailInfo___main(x_552);
+if (lean_obj_tag(x_559) == 0)
+{
+lean_object* x_560; lean_object* x_561; lean_object* x_562; 
+lean_dec(x_558);
+x_560 = lean_apply_1(x_2, x_552);
+x_561 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_560, x_5, x_6, x_7, x_8, x_553);
+x_562 = lean_ctor_get(x_561, 1);
+lean_inc(x_562);
+lean_dec(x_561);
+x_522 = x_562;
+goto block_547;
+}
+else
+{
+lean_object* x_563; 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_object* x_574; lean_object* x_575; lean_object* x_576; lean_object* x_577; lean_object* x_578; lean_object* x_579; lean_object* x_580; lean_object* x_581; lean_object* x_582; lean_object* x_583; 
+x_563 = lean_ctor_get(x_559, 0);
+lean_inc(x_563);
 lean_dec(x_559);
-x_267 = x_560;
-x_268 = x_561;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_575; lean_object* x_576; lean_object* x_577; lean_object* x_578; lean_object* x_579; lean_object* x_580; lean_object* x_581; lean_object* x_601; lean_object* x_602; uint8_t x_603; 
-x_575 = lean_ctor_get(x_485, 0);
-lean_inc(x_575);
-lean_dec(x_485);
-x_576 = lean_ctor_get(x_484, 1);
-lean_inc(x_576);
-lean_dec(x_484);
-x_577 = lean_ctor_get(x_575, 0);
-lean_inc(x_577);
-x_578 = lean_ctor_get(x_575, 1);
-lean_inc(x_578);
-if (lean_is_exclusive(x_575)) {
- lean_ctor_release(x_575, 0);
- lean_ctor_release(x_575, 1);
- x_579 = x_575;
+x_564 = lean_ctor_get(x_558, 0);
+lean_inc(x_564);
+x_565 = lean_ctor_get(x_558, 1);
+lean_inc(x_565);
+x_566 = lean_ctor_get(x_558, 2);
+lean_inc(x_566);
+if (lean_is_exclusive(x_558)) {
+ lean_ctor_release(x_558, 0);
+ lean_ctor_release(x_558, 1);
+ lean_ctor_release(x_558, 2);
+ x_567 = x_558;
 } else {
- lean_dec_ref(x_575);
- x_579 = lean_box(0);
+ lean_dec_ref(x_558);
+ x_567 = lean_box(0);
 }
-x_601 = l_Lean_Core_getTraceState___rarg(x_8, x_576);
-x_602 = lean_ctor_get(x_601, 0);
-lean_inc(x_602);
-x_603 = lean_ctor_get_uint8(x_602, sizeof(void*)*1);
-lean_dec(x_602);
-if (x_603 == 0)
-{
-lean_object* x_604; lean_object* x_605; lean_object* x_606; lean_object* x_607; 
-x_604 = lean_ctor_get(x_601, 1);
-lean_inc(x_604);
-lean_dec(x_601);
-x_605 = lean_box(x_226);
-if (lean_is_scalar(x_579)) {
- x_606 = lean_alloc_ctor(0, 2, 0);
+x_568 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_565);
+if (lean_is_scalar(x_567)) {
+ x_569 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_606 = x_579;
+ x_569 = x_567;
 }
-lean_ctor_set(x_606, 0, x_605);
-lean_ctor_set(x_606, 1, x_578);
-x_607 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_607, 0, x_606);
-x_580 = x_607;
-x_581 = x_604;
-goto block_600;
-}
-else
-{
-lean_object* x_608; lean_object* x_609; lean_object* x_610; lean_object* x_611; lean_object* x_612; lean_object* x_613; lean_object* x_614; 
-x_608 = lean_ctor_get(x_601, 1);
-lean_inc(x_608);
-lean_dec(x_601);
-x_609 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_610 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_609, x_7, x_8, x_608);
-x_611 = lean_ctor_get(x_610, 0);
-lean_inc(x_611);
-x_612 = lean_ctor_get(x_610, 1);
-lean_inc(x_612);
-lean_dec(x_610);
-if (lean_is_scalar(x_579)) {
- x_613 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_569, 0, x_568);
+lean_ctor_set(x_569, 1, x_565);
+lean_ctor_set(x_569, 2, x_566);
+x_570 = l_Lean_Syntax_setHeadInfo(x_552, x_569);
+x_571 = lean_ctor_get(x_563, 0);
+lean_inc(x_571);
+x_572 = lean_ctor_get(x_563, 1);
+lean_inc(x_572);
+x_573 = lean_ctor_get(x_563, 2);
+lean_inc(x_573);
+if (lean_is_exclusive(x_563)) {
+ lean_ctor_release(x_563, 0);
+ lean_ctor_release(x_563, 1);
+ lean_ctor_release(x_563, 2);
+ x_574 = x_563;
 } else {
- x_613 = x_579;
+ lean_dec_ref(x_563);
+ x_574 = lean_box(0);
 }
-lean_ctor_set(x_613, 0, x_611);
-lean_ctor_set(x_613, 1, x_578);
-x_614 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_614, 0, x_613);
-x_580 = x_614;
-x_581 = x_612;
-goto block_600;
-}
-block_600:
-{
-lean_object* x_582; lean_object* x_583; lean_object* x_584; uint8_t x_585; 
-x_582 = lean_ctor_get(x_580, 0);
-lean_inc(x_582);
-if (lean_is_exclusive(x_580)) {
- lean_ctor_release(x_580, 0);
- x_583 = x_580;
+lean_inc(x_572);
+if (lean_is_scalar(x_574)) {
+ x_575 = lean_alloc_ctor(0, 3, 0);
 } else {
- lean_dec_ref(x_580);
- x_583 = lean_box(0);
+ x_575 = x_574;
 }
-x_584 = lean_ctor_get(x_582, 0);
-lean_inc(x_584);
-x_585 = lean_unbox(x_584);
-lean_dec(x_584);
-if (x_585 == 0)
-{
-lean_object* x_586; lean_object* x_587; lean_object* x_588; lean_object* x_589; lean_object* x_590; 
-lean_dec(x_577);
-lean_dec(x_5);
-x_586 = lean_ctor_get(x_582, 1);
-lean_inc(x_586);
-if (lean_is_exclusive(x_582)) {
- lean_ctor_release(x_582, 0);
- lean_ctor_release(x_582, 1);
- x_587 = x_582;
-} else {
- lean_dec_ref(x_582);
- x_587 = lean_box(0);
-}
-x_588 = lean_box(0);
-if (lean_is_scalar(x_587)) {
- x_589 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_589 = x_587;
-}
-lean_ctor_set(x_589, 0, x_588);
-lean_ctor_set(x_589, 1, x_586);
-if (lean_is_scalar(x_583)) {
- x_590 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_590 = x_583;
-}
-lean_ctor_set(x_590, 0, x_589);
-x_267 = x_590;
-x_268 = x_581;
-goto block_328;
-}
-else
-{
-lean_object* x_591; lean_object* x_592; 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_dec(x_583);
-x_591 = lean_ctor_get(x_582, 1);
-lean_inc(x_591);
+lean_ctor_set(x_575, 0, x_571);
+lean_ctor_set(x_575, 1, x_572);
+lean_ctor_set(x_575, 2, x_568);
+x_576 = l_Lean_Syntax_setTailInfo(x_570, x_575);
+x_577 = lean_apply_1(x_2, x_576);
+x_578 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_578, 0, x_564);
+lean_ctor_set(x_578, 1, x_565);
+lean_ctor_set(x_578, 2, x_568);
+x_579 = l_Lean_Syntax_setHeadInfo(x_577, x_578);
+x_580 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_580, 0, x_568);
+lean_ctor_set(x_580, 1, x_572);
+lean_ctor_set(x_580, 2, x_573);
+x_581 = l_Lean_Syntax_setTailInfo(x_579, x_580);
+x_582 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_581, x_5, x_6, x_7, x_8, x_553);
+x_583 = lean_ctor_get(x_582, 1);
+lean_inc(x_583);
 lean_dec(x_582);
-x_592 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_577);
-x_593 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_593, 0, x_592);
-x_594 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_595 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_595, 0, x_594);
-lean_ctor_set(x_595, 1, x_593);
-x_596 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_597 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_596, x_595, x_5, x_591, x_7, x_8, x_581);
-lean_dec(x_5);
-x_598 = lean_ctor_get(x_597, 0);
+x_522 = x_583;
+goto block_547;
+}
+}
+}
+else
+{
+lean_object* x_584; lean_object* x_585; lean_object* x_586; lean_object* x_587; lean_object* x_588; lean_object* x_589; 
+x_584 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_6, x_7, x_8, x_451);
+x_585 = lean_ctor_get(x_584, 1);
+lean_inc(x_585);
+lean_dec(x_584);
+x_586 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_6, x_7, x_8, x_585);
+x_587 = lean_ctor_get(x_586, 0);
+lean_inc(x_587);
+x_588 = lean_ctor_get(x_586, 1);
+lean_inc(x_588);
+lean_dec(x_586);
+x_589 = l_Lean_Syntax_getHeadInfo___main(x_587);
+if (lean_obj_tag(x_589) == 0)
+{
+lean_object* x_590; lean_object* x_591; lean_object* x_592; 
+x_590 = lean_apply_1(x_2, x_587);
+x_591 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_590, x_5, x_6, x_7, x_8, x_588);
+x_592 = lean_ctor_get(x_591, 1);
+lean_inc(x_592);
+lean_dec(x_591);
+x_522 = x_592;
+goto block_547;
+}
+else
+{
+lean_object* x_593; lean_object* x_594; 
+x_593 = lean_ctor_get(x_589, 0);
+lean_inc(x_593);
+lean_dec(x_589);
+x_594 = l_Lean_Syntax_getTailInfo___main(x_587);
+if (lean_obj_tag(x_594) == 0)
+{
+lean_object* x_595; lean_object* x_596; lean_object* x_597; 
+lean_dec(x_593);
+x_595 = lean_apply_1(x_2, x_587);
+x_596 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_595, x_5, x_6, x_7, x_8, x_588);
+x_597 = lean_ctor_get(x_596, 1);
+lean_inc(x_597);
+lean_dec(x_596);
+x_522 = x_597;
+goto block_547;
+}
+else
+{
+lean_object* x_598; lean_object* x_599; lean_object* x_600; lean_object* x_601; lean_object* x_602; 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; lean_object* x_610; lean_object* x_611; lean_object* x_612; lean_object* x_613; lean_object* x_614; lean_object* x_615; lean_object* x_616; lean_object* x_617; lean_object* x_618; 
+x_598 = lean_ctor_get(x_594, 0);
 lean_inc(x_598);
-x_599 = lean_ctor_get(x_597, 1);
+lean_dec(x_594);
+x_599 = lean_ctor_get(x_593, 0);
 lean_inc(x_599);
-lean_dec(x_597);
-x_267 = x_598;
-x_268 = x_599;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_615; uint8_t x_616; 
-x_615 = lean_ctor_get(x_477, 0);
-lean_inc(x_615);
-lean_dec(x_477);
-x_616 = !lean_is_exclusive(x_476);
-if (x_616 == 0)
-{
-lean_object* x_617; lean_object* x_618; lean_object* x_619; lean_object* x_620; uint8_t x_621; 
-x_617 = lean_ctor_get(x_476, 0);
-x_618 = lean_ctor_get(x_476, 1);
-x_619 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_618);
-lean_ctor_set(x_476, 0, x_619);
-x_620 = l_Lean_Syntax_setHeadInfo(x_336, x_476);
-x_621 = !lean_is_exclusive(x_615);
-if (x_621 == 0)
-{
-lean_object* x_622; lean_object* x_623; lean_object* x_624; lean_object* x_625; lean_object* x_626; lean_object* x_627; lean_object* x_628; lean_object* x_629; lean_object* x_630; lean_object* x_631; lean_object* x_632; lean_object* x_633; lean_object* x_634; lean_object* x_635; lean_object* x_636; uint8_t x_637; 
-x_622 = lean_ctor_get(x_615, 1);
-x_623 = lean_ctor_get(x_615, 2);
-lean_inc(x_622);
-lean_ctor_set(x_615, 2, x_619);
-x_624 = l_Lean_Syntax_setTailInfo(x_620, x_615);
-x_625 = lean_apply_1(x_2, x_624);
-x_626 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_626, 0, x_617);
-lean_ctor_set(x_626, 1, x_618);
-lean_ctor_set(x_626, 2, x_619);
-x_627 = l_Lean_Syntax_setHeadInfo(x_625, x_626);
-x_628 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_628, 0, x_619);
-lean_ctor_set(x_628, 1, x_622);
-lean_ctor_set(x_628, 2, x_623);
-x_629 = l_Lean_Syntax_setTailInfo(x_627, x_628);
-x_630 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_629, x_5, x_337, x_7, x_8, x_335);
-x_631 = lean_ctor_get(x_630, 0);
-lean_inc(x_631);
-x_632 = lean_ctor_get(x_631, 0);
-lean_inc(x_632);
-lean_dec(x_631);
-x_633 = lean_ctor_get(x_630, 1);
-lean_inc(x_633);
-lean_dec(x_630);
-x_634 = lean_ctor_get(x_632, 1);
-lean_inc(x_634);
-lean_dec(x_632);
-x_635 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_634, x_7, x_8, x_633);
-x_636 = lean_ctor_get(x_635, 0);
-lean_inc(x_636);
-x_637 = !lean_is_exclusive(x_636);
-if (x_637 == 0)
-{
-lean_object* x_638; lean_object* x_639; uint8_t x_640; 
-x_638 = lean_ctor_get(x_636, 0);
-x_639 = lean_ctor_get(x_635, 1);
-lean_inc(x_639);
-lean_dec(x_635);
-x_640 = !lean_is_exclusive(x_638);
-if (x_640 == 0)
-{
-lean_object* x_641; lean_object* x_642; lean_object* x_643; lean_object* x_681; lean_object* x_682; uint8_t x_683; 
-x_641 = lean_ctor_get(x_638, 0);
-x_681 = l_Lean_Core_getTraceState___rarg(x_8, x_639);
-x_682 = lean_ctor_get(x_681, 0);
-lean_inc(x_682);
-x_683 = lean_ctor_get_uint8(x_682, sizeof(void*)*1);
-lean_dec(x_682);
-if (x_683 == 0)
-{
-lean_object* x_684; lean_object* x_685; 
-x_684 = lean_ctor_get(x_681, 1);
-lean_inc(x_684);
-lean_dec(x_681);
-x_685 = lean_box(x_226);
-lean_ctor_set(x_638, 0, x_685);
-x_642 = x_636;
-x_643 = x_684;
-goto block_680;
-}
-else
-{
-lean_object* x_686; lean_object* x_687; lean_object* x_688; lean_object* x_689; lean_object* x_690; 
-x_686 = lean_ctor_get(x_681, 1);
-lean_inc(x_686);
-lean_dec(x_681);
-x_687 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_688 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_687, x_7, x_8, x_686);
-x_689 = lean_ctor_get(x_688, 0);
-lean_inc(x_689);
-x_690 = lean_ctor_get(x_688, 1);
-lean_inc(x_690);
-lean_dec(x_688);
-lean_ctor_set(x_638, 0, x_689);
-x_642 = x_636;
-x_643 = x_690;
-goto block_680;
-}
-block_680:
-{
-uint8_t x_644; 
-x_644 = !lean_is_exclusive(x_642);
-if (x_644 == 0)
-{
-lean_object* x_645; lean_object* x_646; uint8_t x_647; 
-x_645 = lean_ctor_get(x_642, 0);
-x_646 = lean_ctor_get(x_645, 0);
-lean_inc(x_646);
-x_647 = lean_unbox(x_646);
-lean_dec(x_646);
-if (x_647 == 0)
-{
-uint8_t x_648; 
-lean_dec(x_641);
-lean_dec(x_5);
-x_648 = !lean_is_exclusive(x_645);
-if (x_648 == 0)
-{
-lean_object* x_649; lean_object* x_650; 
-x_649 = lean_ctor_get(x_645, 0);
-lean_dec(x_649);
-x_650 = lean_box(0);
-lean_ctor_set(x_645, 0, x_650);
-x_267 = x_642;
-x_268 = x_643;
-goto block_328;
-}
-else
-{
-lean_object* x_651; lean_object* x_652; lean_object* x_653; 
-x_651 = lean_ctor_get(x_645, 1);
-lean_inc(x_651);
-lean_dec(x_645);
-x_652 = lean_box(0);
-x_653 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_653, 0, x_652);
-lean_ctor_set(x_653, 1, x_651);
-lean_ctor_set(x_642, 0, x_653);
-x_267 = x_642;
-x_268 = x_643;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_654; lean_object* x_655; lean_object* x_656; lean_object* x_657; lean_object* x_658; lean_object* x_659; lean_object* x_660; lean_object* x_661; lean_object* x_662; 
-lean_free_object(x_642);
-x_654 = lean_ctor_get(x_645, 1);
-lean_inc(x_654);
-lean_dec(x_645);
-x_655 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_641);
-x_656 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_656, 0, x_655);
-x_657 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_658 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_658, 0, x_657);
-lean_ctor_set(x_658, 1, x_656);
-x_659 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_660 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_659, x_658, x_5, x_654, x_7, x_8, x_643);
-lean_dec(x_5);
-x_661 = lean_ctor_get(x_660, 0);
-lean_inc(x_661);
-x_662 = lean_ctor_get(x_660, 1);
-lean_inc(x_662);
-lean_dec(x_660);
-x_267 = x_661;
-x_268 = x_662;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_663; lean_object* x_664; uint8_t x_665; 
-x_663 = lean_ctor_get(x_642, 0);
-lean_inc(x_663);
-lean_dec(x_642);
-x_664 = lean_ctor_get(x_663, 0);
-lean_inc(x_664);
-x_665 = lean_unbox(x_664);
-lean_dec(x_664);
-if (x_665 == 0)
-{
-lean_object* x_666; lean_object* x_667; lean_object* x_668; lean_object* x_669; lean_object* x_670; 
-lean_dec(x_641);
-lean_dec(x_5);
-x_666 = lean_ctor_get(x_663, 1);
-lean_inc(x_666);
-if (lean_is_exclusive(x_663)) {
- lean_ctor_release(x_663, 0);
- lean_ctor_release(x_663, 1);
- x_667 = x_663;
+x_600 = lean_ctor_get(x_593, 1);
+lean_inc(x_600);
+x_601 = lean_ctor_get(x_593, 2);
+lean_inc(x_601);
+if (lean_is_exclusive(x_593)) {
+ lean_ctor_release(x_593, 0);
+ lean_ctor_release(x_593, 1);
+ lean_ctor_release(x_593, 2);
+ x_602 = x_593;
 } else {
- lean_dec_ref(x_663);
+ lean_dec_ref(x_593);
+ x_602 = lean_box(0);
+}
+x_603 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
+lean_inc(x_600);
+if (lean_is_scalar(x_602)) {
+ x_604 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_604 = x_602;
+}
+lean_ctor_set(x_604, 0, x_603);
+lean_ctor_set(x_604, 1, x_600);
+lean_ctor_set(x_604, 2, x_601);
+x_605 = l_Lean_Syntax_setHeadInfo(x_587, x_604);
+x_606 = lean_ctor_get(x_598, 0);
+lean_inc(x_606);
+x_607 = lean_ctor_get(x_598, 1);
+lean_inc(x_607);
+x_608 = lean_ctor_get(x_598, 2);
+lean_inc(x_608);
+if (lean_is_exclusive(x_598)) {
+ lean_ctor_release(x_598, 0);
+ lean_ctor_release(x_598, 1);
+ lean_ctor_release(x_598, 2);
+ x_609 = x_598;
+} else {
+ lean_dec_ref(x_598);
+ x_609 = lean_box(0);
+}
+lean_inc(x_607);
+if (lean_is_scalar(x_609)) {
+ x_610 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_610 = x_609;
+}
+lean_ctor_set(x_610, 0, x_606);
+lean_ctor_set(x_610, 1, x_607);
+lean_ctor_set(x_610, 2, x_603);
+x_611 = l_Lean_Syntax_setTailInfo(x_605, x_610);
+x_612 = lean_apply_1(x_2, x_611);
+x_613 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_613, 0, x_599);
+lean_ctor_set(x_613, 1, x_600);
+lean_ctor_set(x_613, 2, x_603);
+x_614 = l_Lean_Syntax_setHeadInfo(x_612, x_613);
+x_615 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_615, 0, x_603);
+lean_ctor_set(x_615, 1, x_607);
+lean_ctor_set(x_615, 2, x_608);
+x_616 = l_Lean_Syntax_setTailInfo(x_614, x_615);
+x_617 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_616, x_5, x_6, x_7, x_8, x_588);
+x_618 = lean_ctor_get(x_617, 1);
+lean_inc(x_618);
+lean_dec(x_617);
+x_522 = x_618;
+goto block_547;
+}
+}
+}
+}
+}
+block_654:
+{
+if (x_628 == 0)
+{
+x_451 = x_629;
+goto block_627;
+}
+else
+{
+lean_object* x_630; lean_object* x_631; lean_object* x_632; lean_object* x_633; lean_object* x_634; lean_object* x_635; lean_object* x_636; lean_object* x_637; lean_object* x_638; lean_object* x_639; lean_object* x_640; lean_object* x_641; lean_object* x_642; lean_object* x_643; lean_object* x_644; lean_object* x_645; lean_object* x_646; lean_object* x_647; lean_object* x_648; lean_object* x_649; lean_object* x_650; lean_object* x_651; lean_object* x_652; lean_object* x_653; 
+lean_inc(x_3);
+x_630 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
+x_631 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_631, 0, x_630);
+x_632 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__18;
+x_633 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_633, 0, x_632);
+lean_ctor_set(x_633, 1, x_631);
+x_634 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__21;
+x_635 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_635, 0, x_633);
+lean_ctor_set(x_635, 1, x_634);
+lean_inc(x_449);
+x_636 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_449);
+x_637 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_637, 0, x_636);
+x_638 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_638, 0, x_635);
+lean_ctor_set(x_638, 1, x_637);
+x_639 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
+x_640 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_640, 0, x_638);
+lean_ctor_set(x_640, 1, x_639);
+lean_inc(x_1);
+lean_inc(x_448);
+x_641 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_641, 0, x_448);
+lean_ctor_set(x_641, 1, x_1);
+x_642 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_641);
+x_643 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_643, 0, x_642);
+x_644 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_644, 0, x_640);
+lean_ctor_set(x_644, 1, x_643);
+x_645 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__24;
+x_646 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_646, 0, x_644);
+lean_ctor_set(x_646, 1, x_645);
+lean_inc(x_426);
+lean_inc(x_425);
+x_647 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_647, 0, x_425);
+lean_ctor_set(x_647, 1, x_426);
+x_648 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_647);
+x_649 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_649, 0, x_648);
+x_650 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_650, 0, x_646);
+lean_ctor_set(x_650, 1, x_649);
+x_651 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_652 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_651, x_650, x_5, x_6, x_7, x_8, x_629);
+x_653 = lean_ctor_get(x_652, 1);
+lean_inc(x_653);
+lean_dec(x_652);
+x_451 = x_653;
+goto block_627;
+}
+}
+}
+}
+else
+{
+lean_object* x_665; lean_object* x_666; lean_object* x_667; lean_object* x_668; 
+lean_dec(x_428);
+lean_dec(x_427);
+lean_dec(x_426);
+lean_dec(x_425);
+lean_dec(x_14);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_665 = lean_ctor_get(x_437, 0);
+lean_inc(x_665);
+x_666 = lean_ctor_get(x_437, 1);
+lean_inc(x_666);
+if (lean_is_exclusive(x_437)) {
+ lean_ctor_release(x_437, 0);
+ lean_ctor_release(x_437, 1);
+ x_667 = x_437;
+} else {
+ lean_dec_ref(x_437);
  x_667 = lean_box(0);
 }
-x_668 = lean_box(0);
 if (lean_is_scalar(x_667)) {
- x_669 = lean_alloc_ctor(0, 2, 0);
+ x_668 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_669 = x_667;
+ x_668 = x_667;
 }
-lean_ctor_set(x_669, 0, x_668);
-lean_ctor_set(x_669, 1, x_666);
-x_670 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_670, 0, x_669);
-x_267 = x_670;
-x_268 = x_643;
-goto block_328;
+lean_ctor_set(x_668, 0, x_665);
+lean_ctor_set(x_668, 1, x_666);
+return x_668;
+}
+}
+block_716:
+{
+if (x_670 == 0)
+{
+lean_dec(x_11);
+x_436 = x_671;
+goto block_669;
 }
 else
 {
-lean_object* x_671; lean_object* x_672; lean_object* x_673; lean_object* x_674; lean_object* x_675; lean_object* x_676; lean_object* x_677; lean_object* x_678; lean_object* x_679; 
-x_671 = lean_ctor_get(x_663, 1);
-lean_inc(x_671);
-lean_dec(x_663);
-x_672 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_641);
-x_673 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_673, 0, x_672);
-x_674 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_675 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_675, 0, x_674);
-lean_ctor_set(x_675, 1, x_673);
-x_676 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_677 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_676, x_675, x_5, x_671, x_7, x_8, x_643);
-lean_dec(x_5);
-x_678 = lean_ctor_get(x_677, 0);
-lean_inc(x_678);
-x_679 = lean_ctor_get(x_677, 1);
-lean_inc(x_679);
-lean_dec(x_677);
-x_267 = x_678;
-x_268 = x_679;
-goto block_328;
-}
-}
-}
-}
-else
+lean_object* x_672; lean_object* x_673; lean_object* x_674; lean_object* x_675; lean_object* x_676; lean_object* x_677; lean_object* x_678; 
+x_672 = l_Lean_Name_toString___closed__1;
+lean_inc(x_426);
+x_673 = l_Lean_Name_toStringWithSep___main(x_672, x_426);
+x_674 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_674, 0, x_11);
+x_675 = l_Lean_MessageData_ofList___closed__3;
+x_676 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_676, 0, x_675);
+lean_ctor_set(x_676, 1, x_674);
+x_677 = lean_unsigned_to_nat(2u);
+x_678 = lean_alloc_ctor(7, 2, 0);
+lean_ctor_set(x_678, 0, x_677);
+lean_ctor_set(x_678, 1, x_676);
+if (lean_obj_tag(x_425) == 0)
 {
-lean_object* x_691; lean_object* x_692; lean_object* x_693; lean_object* x_694; lean_object* x_714; lean_object* x_715; uint8_t x_716; 
-x_691 = lean_ctor_get(x_638, 0);
-x_692 = lean_ctor_get(x_638, 1);
+lean_object* x_679; lean_object* x_680; lean_object* x_681; lean_object* x_682; lean_object* x_683; lean_object* x_684; lean_object* x_685; lean_object* x_686; lean_object* x_687; lean_object* x_688; lean_object* x_689; lean_object* x_690; lean_object* x_691; lean_object* x_692; 
+x_679 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30;
+x_680 = lean_string_append(x_679, x_673);
+lean_dec(x_673);
+x_681 = l_Option_HasRepr___rarg___closed__3;
+x_682 = lean_string_append(x_680, x_681);
+x_683 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_683, 0, x_682);
+x_684 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_684, 0, x_683);
+x_685 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
+x_686 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_686, 0, x_685);
+lean_ctor_set(x_686, 1, x_684);
+x_687 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
+x_688 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_688, 0, x_686);
+lean_ctor_set(x_688, 1, x_687);
+x_689 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_689, 0, x_688);
+lean_ctor_set(x_689, 1, x_678);
+x_690 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_691 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_690, x_689, x_5, x_6, x_7, x_8, x_671);
+x_692 = lean_ctor_get(x_691, 1);
 lean_inc(x_692);
-lean_inc(x_691);
-lean_dec(x_638);
-x_714 = l_Lean_Core_getTraceState___rarg(x_8, x_639);
-x_715 = lean_ctor_get(x_714, 0);
-lean_inc(x_715);
-x_716 = lean_ctor_get_uint8(x_715, sizeof(void*)*1);
-lean_dec(x_715);
-if (x_716 == 0)
-{
-lean_object* x_717; lean_object* x_718; lean_object* x_719; 
-x_717 = lean_ctor_get(x_714, 1);
-lean_inc(x_717);
-lean_dec(x_714);
-x_718 = lean_box(x_226);
-x_719 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_719, 0, x_718);
-lean_ctor_set(x_719, 1, x_692);
-lean_ctor_set(x_636, 0, x_719);
-x_693 = x_636;
-x_694 = x_717;
-goto block_713;
-}
-else
-{
-lean_object* x_720; lean_object* x_721; lean_object* x_722; lean_object* x_723; lean_object* x_724; lean_object* x_725; 
-x_720 = lean_ctor_get(x_714, 1);
-lean_inc(x_720);
-lean_dec(x_714);
-x_721 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_722 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_721, x_7, x_8, x_720);
-x_723 = lean_ctor_get(x_722, 0);
-lean_inc(x_723);
-x_724 = lean_ctor_get(x_722, 1);
-lean_inc(x_724);
-lean_dec(x_722);
-x_725 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_725, 0, x_723);
-lean_ctor_set(x_725, 1, x_692);
-lean_ctor_set(x_636, 0, x_725);
-x_693 = x_636;
-x_694 = x_724;
-goto block_713;
-}
-block_713:
-{
-lean_object* x_695; lean_object* x_696; lean_object* x_697; uint8_t x_698; 
-x_695 = lean_ctor_get(x_693, 0);
-lean_inc(x_695);
-if (lean_is_exclusive(x_693)) {
- lean_ctor_release(x_693, 0);
- x_696 = x_693;
-} else {
- lean_dec_ref(x_693);
- x_696 = lean_box(0);
-}
-x_697 = lean_ctor_get(x_695, 0);
-lean_inc(x_697);
-x_698 = lean_unbox(x_697);
-lean_dec(x_697);
-if (x_698 == 0)
-{
-lean_object* x_699; lean_object* x_700; lean_object* x_701; lean_object* x_702; lean_object* x_703; 
 lean_dec(x_691);
-lean_dec(x_5);
-x_699 = lean_ctor_get(x_695, 1);
-lean_inc(x_699);
-if (lean_is_exclusive(x_695)) {
- lean_ctor_release(x_695, 0);
- lean_ctor_release(x_695, 1);
- x_700 = x_695;
-} else {
- lean_dec_ref(x_695);
- x_700 = lean_box(0);
-}
-x_701 = lean_box(0);
-if (lean_is_scalar(x_700)) {
- x_702 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_702 = x_700;
-}
-lean_ctor_set(x_702, 0, x_701);
-lean_ctor_set(x_702, 1, x_699);
-if (lean_is_scalar(x_696)) {
- x_703 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_703 = x_696;
-}
-lean_ctor_set(x_703, 0, x_702);
-x_267 = x_703;
-x_268 = x_694;
-goto block_328;
+x_436 = x_692;
+goto block_669;
 }
 else
 {
-lean_object* x_704; lean_object* x_705; lean_object* x_706; lean_object* x_707; lean_object* x_708; lean_object* x_709; lean_object* x_710; lean_object* x_711; lean_object* x_712; 
-lean_dec(x_696);
-x_704 = lean_ctor_get(x_695, 1);
-lean_inc(x_704);
+lean_object* x_693; lean_object* x_694; lean_object* x_695; lean_object* x_696; lean_object* x_697; lean_object* x_698; lean_object* x_699; lean_object* x_700; lean_object* x_701; lean_object* x_702; lean_object* x_703; lean_object* x_704; lean_object* x_705; lean_object* x_706; lean_object* x_707; lean_object* x_708; lean_object* x_709; lean_object* x_710; lean_object* x_711; lean_object* x_712; lean_object* x_713; lean_object* x_714; lean_object* x_715; 
+x_693 = lean_ctor_get(x_425, 0);
+lean_inc(x_693);
+x_694 = l_Nat_repr(x_693);
+x_695 = l_addParenHeuristic(x_694);
+lean_dec(x_694);
+x_696 = l_Option_HasRepr___rarg___closed__2;
+x_697 = lean_string_append(x_696, x_695);
 lean_dec(x_695);
-x_705 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_691);
-x_706 = lean_alloc_ctor(0, 1, 0);
+x_698 = l_Option_HasRepr___rarg___closed__3;
+x_699 = lean_string_append(x_697, x_698);
+x_700 = l_Prod_HasRepr___rarg___closed__1;
+x_701 = lean_string_append(x_700, x_699);
+lean_dec(x_699);
+x_702 = l_List_reprAux___main___rarg___closed__1;
+x_703 = lean_string_append(x_701, x_702);
+x_704 = lean_string_append(x_703, x_673);
+lean_dec(x_673);
+x_705 = lean_string_append(x_704, x_698);
+x_706 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_706, 0, x_705);
-x_707 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_708 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_708, 0, x_707);
-lean_ctor_set(x_708, 1, x_706);
-x_709 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_710 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_709, x_708, x_5, x_704, x_7, x_8, x_694);
-lean_dec(x_5);
-x_711 = lean_ctor_get(x_710, 0);
-lean_inc(x_711);
-x_712 = lean_ctor_get(x_710, 1);
-lean_inc(x_712);
-lean_dec(x_710);
-x_267 = x_711;
-x_268 = x_712;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_726; lean_object* x_727; lean_object* x_728; lean_object* x_729; lean_object* x_730; lean_object* x_731; lean_object* x_732; lean_object* x_752; lean_object* x_753; uint8_t x_754; 
-x_726 = lean_ctor_get(x_636, 0);
-lean_inc(x_726);
-lean_dec(x_636);
-x_727 = lean_ctor_get(x_635, 1);
-lean_inc(x_727);
-lean_dec(x_635);
-x_728 = lean_ctor_get(x_726, 0);
-lean_inc(x_728);
-x_729 = lean_ctor_get(x_726, 1);
-lean_inc(x_729);
-if (lean_is_exclusive(x_726)) {
- lean_ctor_release(x_726, 0);
- lean_ctor_release(x_726, 1);
- x_730 = x_726;
-} else {
- lean_dec_ref(x_726);
- x_730 = lean_box(0);
-}
-x_752 = l_Lean_Core_getTraceState___rarg(x_8, x_727);
-x_753 = lean_ctor_get(x_752, 0);
-lean_inc(x_753);
-x_754 = lean_ctor_get_uint8(x_753, sizeof(void*)*1);
-lean_dec(x_753);
-if (x_754 == 0)
-{
-lean_object* x_755; lean_object* x_756; lean_object* x_757; lean_object* x_758; 
-x_755 = lean_ctor_get(x_752, 1);
-lean_inc(x_755);
-lean_dec(x_752);
-x_756 = lean_box(x_226);
-if (lean_is_scalar(x_730)) {
- x_757 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_757 = x_730;
-}
-lean_ctor_set(x_757, 0, x_756);
-lean_ctor_set(x_757, 1, x_729);
-x_758 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_758, 0, x_757);
-x_731 = x_758;
-x_732 = x_755;
-goto block_751;
-}
-else
-{
-lean_object* x_759; lean_object* x_760; lean_object* x_761; lean_object* x_762; lean_object* x_763; lean_object* x_764; lean_object* x_765; 
-x_759 = lean_ctor_get(x_752, 1);
-lean_inc(x_759);
-lean_dec(x_752);
-x_760 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_761 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_760, x_7, x_8, x_759);
-x_762 = lean_ctor_get(x_761, 0);
-lean_inc(x_762);
-x_763 = lean_ctor_get(x_761, 1);
-lean_inc(x_763);
-lean_dec(x_761);
-if (lean_is_scalar(x_730)) {
- x_764 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_764 = x_730;
-}
-lean_ctor_set(x_764, 0, x_762);
-lean_ctor_set(x_764, 1, x_729);
-x_765 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_765, 0, x_764);
-x_731 = x_765;
-x_732 = x_763;
-goto block_751;
-}
-block_751:
-{
-lean_object* x_733; lean_object* x_734; lean_object* x_735; uint8_t x_736; 
-x_733 = lean_ctor_get(x_731, 0);
-lean_inc(x_733);
-if (lean_is_exclusive(x_731)) {
- lean_ctor_release(x_731, 0);
- x_734 = x_731;
-} else {
- lean_dec_ref(x_731);
- x_734 = lean_box(0);
-}
-x_735 = lean_ctor_get(x_733, 0);
-lean_inc(x_735);
-x_736 = lean_unbox(x_735);
-lean_dec(x_735);
-if (x_736 == 0)
-{
-lean_object* x_737; lean_object* x_738; lean_object* x_739; lean_object* x_740; lean_object* x_741; 
-lean_dec(x_728);
-lean_dec(x_5);
-x_737 = lean_ctor_get(x_733, 1);
-lean_inc(x_737);
-if (lean_is_exclusive(x_733)) {
- lean_ctor_release(x_733, 0);
- lean_ctor_release(x_733, 1);
- x_738 = x_733;
-} else {
- lean_dec_ref(x_733);
- x_738 = lean_box(0);
-}
-x_739 = lean_box(0);
-if (lean_is_scalar(x_738)) {
- x_740 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_740 = x_738;
-}
-lean_ctor_set(x_740, 0, x_739);
-lean_ctor_set(x_740, 1, x_737);
-if (lean_is_scalar(x_734)) {
- x_741 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_741 = x_734;
-}
-lean_ctor_set(x_741, 0, x_740);
-x_267 = x_741;
-x_268 = x_732;
-goto block_328;
-}
-else
-{
-lean_object* x_742; lean_object* x_743; lean_object* x_744; lean_object* x_745; lean_object* x_746; lean_object* x_747; lean_object* x_748; lean_object* x_749; lean_object* x_750; 
-lean_dec(x_734);
-x_742 = lean_ctor_get(x_733, 1);
-lean_inc(x_742);
-lean_dec(x_733);
-x_743 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_728);
-x_744 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_744, 0, x_743);
-x_745 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_746 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_746, 0, x_745);
-lean_ctor_set(x_746, 1, x_744);
-x_747 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_748 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_747, x_746, x_5, x_742, x_7, x_8, x_732);
-lean_dec(x_5);
-x_749 = lean_ctor_get(x_748, 0);
-lean_inc(x_749);
-x_750 = lean_ctor_get(x_748, 1);
-lean_inc(x_750);
-lean_dec(x_748);
-x_267 = x_749;
-x_268 = x_750;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_766; lean_object* x_767; lean_object* x_768; lean_object* x_769; lean_object* x_770; lean_object* x_771; lean_object* x_772; lean_object* x_773; lean_object* x_774; lean_object* x_775; lean_object* x_776; lean_object* x_777; lean_object* x_778; lean_object* x_779; lean_object* x_780; lean_object* x_781; lean_object* x_782; lean_object* x_783; lean_object* x_784; lean_object* x_785; lean_object* x_786; lean_object* x_787; lean_object* x_788; lean_object* x_789; lean_object* x_790; lean_object* x_810; lean_object* x_811; uint8_t x_812; 
-x_766 = lean_ctor_get(x_615, 0);
-x_767 = lean_ctor_get(x_615, 1);
-x_768 = lean_ctor_get(x_615, 2);
-lean_inc(x_768);
-lean_inc(x_767);
-lean_inc(x_766);
-lean_dec(x_615);
-lean_inc(x_767);
-x_769 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_769, 0, x_766);
-lean_ctor_set(x_769, 1, x_767);
-lean_ctor_set(x_769, 2, x_619);
-x_770 = l_Lean_Syntax_setTailInfo(x_620, x_769);
-x_771 = lean_apply_1(x_2, x_770);
-x_772 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_772, 0, x_617);
-lean_ctor_set(x_772, 1, x_618);
-lean_ctor_set(x_772, 2, x_619);
-x_773 = l_Lean_Syntax_setHeadInfo(x_771, x_772);
-x_774 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_774, 0, x_619);
-lean_ctor_set(x_774, 1, x_767);
-lean_ctor_set(x_774, 2, x_768);
-x_775 = l_Lean_Syntax_setTailInfo(x_773, x_774);
-x_776 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_775, x_5, x_337, x_7, x_8, x_335);
-x_777 = lean_ctor_get(x_776, 0);
-lean_inc(x_777);
-x_778 = lean_ctor_get(x_777, 0);
-lean_inc(x_778);
-lean_dec(x_777);
-x_779 = lean_ctor_get(x_776, 1);
-lean_inc(x_779);
-lean_dec(x_776);
-x_780 = lean_ctor_get(x_778, 1);
-lean_inc(x_780);
-lean_dec(x_778);
-x_781 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_780, x_7, x_8, x_779);
-x_782 = lean_ctor_get(x_781, 0);
-lean_inc(x_782);
-x_783 = lean_ctor_get(x_782, 0);
-lean_inc(x_783);
-if (lean_is_exclusive(x_782)) {
- lean_ctor_release(x_782, 0);
- x_784 = x_782;
-} else {
- lean_dec_ref(x_782);
- x_784 = lean_box(0);
-}
-x_785 = lean_ctor_get(x_781, 1);
-lean_inc(x_785);
-lean_dec(x_781);
-x_786 = lean_ctor_get(x_783, 0);
-lean_inc(x_786);
-x_787 = lean_ctor_get(x_783, 1);
-lean_inc(x_787);
-if (lean_is_exclusive(x_783)) {
- lean_ctor_release(x_783, 0);
- lean_ctor_release(x_783, 1);
- x_788 = x_783;
-} else {
- lean_dec_ref(x_783);
- x_788 = lean_box(0);
-}
-x_810 = l_Lean_Core_getTraceState___rarg(x_8, x_785);
-x_811 = lean_ctor_get(x_810, 0);
-lean_inc(x_811);
-x_812 = lean_ctor_get_uint8(x_811, sizeof(void*)*1);
-lean_dec(x_811);
-if (x_812 == 0)
-{
-lean_object* x_813; lean_object* x_814; lean_object* x_815; lean_object* x_816; 
-x_813 = lean_ctor_get(x_810, 1);
-lean_inc(x_813);
-lean_dec(x_810);
-x_814 = lean_box(x_226);
-if (lean_is_scalar(x_788)) {
- x_815 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_815 = x_788;
-}
-lean_ctor_set(x_815, 0, x_814);
-lean_ctor_set(x_815, 1, x_787);
-if (lean_is_scalar(x_784)) {
- x_816 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_816 = x_784;
-}
-lean_ctor_set(x_816, 0, x_815);
-x_789 = x_816;
-x_790 = x_813;
-goto block_809;
-}
-else
-{
-lean_object* x_817; lean_object* x_818; lean_object* x_819; lean_object* x_820; lean_object* x_821; lean_object* x_822; lean_object* x_823; 
-x_817 = lean_ctor_get(x_810, 1);
-lean_inc(x_817);
-lean_dec(x_810);
-x_818 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_819 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_818, x_7, x_8, x_817);
-x_820 = lean_ctor_get(x_819, 0);
-lean_inc(x_820);
-x_821 = lean_ctor_get(x_819, 1);
-lean_inc(x_821);
-lean_dec(x_819);
-if (lean_is_scalar(x_788)) {
- x_822 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_822 = x_788;
-}
-lean_ctor_set(x_822, 0, x_820);
-lean_ctor_set(x_822, 1, x_787);
-if (lean_is_scalar(x_784)) {
- x_823 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_823 = x_784;
-}
-lean_ctor_set(x_823, 0, x_822);
-x_789 = x_823;
-x_790 = x_821;
-goto block_809;
-}
-block_809:
-{
-lean_object* x_791; lean_object* x_792; lean_object* x_793; uint8_t x_794; 
-x_791 = lean_ctor_get(x_789, 0);
-lean_inc(x_791);
-if (lean_is_exclusive(x_789)) {
- lean_ctor_release(x_789, 0);
- x_792 = x_789;
-} else {
- lean_dec_ref(x_789);
- x_792 = lean_box(0);
-}
-x_793 = lean_ctor_get(x_791, 0);
-lean_inc(x_793);
-x_794 = lean_unbox(x_793);
-lean_dec(x_793);
-if (x_794 == 0)
-{
-lean_object* x_795; lean_object* x_796; lean_object* x_797; lean_object* x_798; lean_object* x_799; 
-lean_dec(x_786);
-lean_dec(x_5);
-x_795 = lean_ctor_get(x_791, 1);
-lean_inc(x_795);
-if (lean_is_exclusive(x_791)) {
- lean_ctor_release(x_791, 0);
- lean_ctor_release(x_791, 1);
- x_796 = x_791;
-} else {
- lean_dec_ref(x_791);
- x_796 = lean_box(0);
-}
-x_797 = lean_box(0);
-if (lean_is_scalar(x_796)) {
- x_798 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_798 = x_796;
-}
-lean_ctor_set(x_798, 0, x_797);
-lean_ctor_set(x_798, 1, x_795);
-if (lean_is_scalar(x_792)) {
- x_799 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_799 = x_792;
-}
-lean_ctor_set(x_799, 0, x_798);
-x_267 = x_799;
-x_268 = x_790;
-goto block_328;
-}
-else
-{
-lean_object* x_800; lean_object* x_801; lean_object* x_802; lean_object* x_803; lean_object* x_804; lean_object* x_805; lean_object* x_806; lean_object* x_807; lean_object* x_808; 
-lean_dec(x_792);
-x_800 = lean_ctor_get(x_791, 1);
-lean_inc(x_800);
-lean_dec(x_791);
-x_801 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_786);
-x_802 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_802, 0, x_801);
-x_803 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_804 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_804, 0, x_803);
-lean_ctor_set(x_804, 1, x_802);
-x_805 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_806 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_805, x_804, x_5, x_800, x_7, x_8, x_790);
-lean_dec(x_5);
-x_807 = lean_ctor_get(x_806, 0);
-lean_inc(x_807);
-x_808 = lean_ctor_get(x_806, 1);
-lean_inc(x_808);
-lean_dec(x_806);
-x_267 = x_807;
-x_268 = x_808;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_824; lean_object* x_825; lean_object* x_826; lean_object* x_827; lean_object* x_828; lean_object* x_829; lean_object* x_830; lean_object* x_831; lean_object* x_832; lean_object* x_833; lean_object* x_834; lean_object* x_835; lean_object* x_836; lean_object* x_837; lean_object* x_838; lean_object* x_839; lean_object* x_840; lean_object* x_841; lean_object* x_842; lean_object* x_843; lean_object* x_844; lean_object* x_845; lean_object* x_846; lean_object* x_847; lean_object* x_848; lean_object* x_849; lean_object* x_850; lean_object* x_851; lean_object* x_852; lean_object* x_853; lean_object* x_854; lean_object* x_855; lean_object* x_875; lean_object* x_876; uint8_t x_877; 
-x_824 = lean_ctor_get(x_476, 0);
-x_825 = lean_ctor_get(x_476, 1);
-x_826 = lean_ctor_get(x_476, 2);
-lean_inc(x_826);
-lean_inc(x_825);
-lean_inc(x_824);
-lean_dec(x_476);
-x_827 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_825);
-x_828 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_828, 0, x_827);
-lean_ctor_set(x_828, 1, x_825);
-lean_ctor_set(x_828, 2, x_826);
-x_829 = l_Lean_Syntax_setHeadInfo(x_336, x_828);
-x_830 = lean_ctor_get(x_615, 0);
-lean_inc(x_830);
-x_831 = lean_ctor_get(x_615, 1);
-lean_inc(x_831);
-x_832 = lean_ctor_get(x_615, 2);
-lean_inc(x_832);
-if (lean_is_exclusive(x_615)) {
- lean_ctor_release(x_615, 0);
- lean_ctor_release(x_615, 1);
- lean_ctor_release(x_615, 2);
- x_833 = x_615;
-} else {
- lean_dec_ref(x_615);
- x_833 = lean_box(0);
-}
-lean_inc(x_831);
-if (lean_is_scalar(x_833)) {
- x_834 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_834 = x_833;
-}
-lean_ctor_set(x_834, 0, x_830);
-lean_ctor_set(x_834, 1, x_831);
-lean_ctor_set(x_834, 2, x_827);
-x_835 = l_Lean_Syntax_setTailInfo(x_829, x_834);
-x_836 = lean_apply_1(x_2, x_835);
-x_837 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_837, 0, x_824);
-lean_ctor_set(x_837, 1, x_825);
-lean_ctor_set(x_837, 2, x_827);
-x_838 = l_Lean_Syntax_setHeadInfo(x_836, x_837);
-x_839 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_839, 0, x_827);
-lean_ctor_set(x_839, 1, x_831);
-lean_ctor_set(x_839, 2, x_832);
-x_840 = l_Lean_Syntax_setTailInfo(x_838, x_839);
-x_841 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_840, x_5, x_337, x_7, x_8, x_335);
-x_842 = lean_ctor_get(x_841, 0);
-lean_inc(x_842);
-x_843 = lean_ctor_get(x_842, 0);
-lean_inc(x_843);
-lean_dec(x_842);
-x_844 = lean_ctor_get(x_841, 1);
-lean_inc(x_844);
-lean_dec(x_841);
-x_845 = lean_ctor_get(x_843, 1);
-lean_inc(x_845);
-lean_dec(x_843);
-x_846 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_845, x_7, x_8, x_844);
-x_847 = lean_ctor_get(x_846, 0);
-lean_inc(x_847);
-x_848 = lean_ctor_get(x_847, 0);
-lean_inc(x_848);
-if (lean_is_exclusive(x_847)) {
- lean_ctor_release(x_847, 0);
- x_849 = x_847;
-} else {
- lean_dec_ref(x_847);
- x_849 = lean_box(0);
-}
-x_850 = lean_ctor_get(x_846, 1);
-lean_inc(x_850);
-lean_dec(x_846);
-x_851 = lean_ctor_get(x_848, 0);
-lean_inc(x_851);
-x_852 = lean_ctor_get(x_848, 1);
-lean_inc(x_852);
-if (lean_is_exclusive(x_848)) {
- lean_ctor_release(x_848, 0);
- lean_ctor_release(x_848, 1);
- x_853 = x_848;
-} else {
- lean_dec_ref(x_848);
- x_853 = lean_box(0);
-}
-x_875 = l_Lean_Core_getTraceState___rarg(x_8, x_850);
-x_876 = lean_ctor_get(x_875, 0);
-lean_inc(x_876);
-x_877 = lean_ctor_get_uint8(x_876, sizeof(void*)*1);
-lean_dec(x_876);
-if (x_877 == 0)
-{
-lean_object* x_878; lean_object* x_879; lean_object* x_880; lean_object* x_881; 
-x_878 = lean_ctor_get(x_875, 1);
-lean_inc(x_878);
-lean_dec(x_875);
-x_879 = lean_box(x_226);
-if (lean_is_scalar(x_853)) {
- x_880 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_880 = x_853;
-}
-lean_ctor_set(x_880, 0, x_879);
-lean_ctor_set(x_880, 1, x_852);
-if (lean_is_scalar(x_849)) {
- x_881 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_881 = x_849;
-}
-lean_ctor_set(x_881, 0, x_880);
-x_854 = x_881;
-x_855 = x_878;
-goto block_874;
-}
-else
-{
-lean_object* x_882; lean_object* x_883; lean_object* x_884; lean_object* x_885; lean_object* x_886; lean_object* x_887; lean_object* x_888; 
-x_882 = lean_ctor_get(x_875, 1);
-lean_inc(x_882);
-lean_dec(x_875);
-x_883 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_884 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_883, x_7, x_8, x_882);
-x_885 = lean_ctor_get(x_884, 0);
-lean_inc(x_885);
-x_886 = lean_ctor_get(x_884, 1);
-lean_inc(x_886);
-lean_dec(x_884);
-if (lean_is_scalar(x_853)) {
- x_887 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_887 = x_853;
-}
-lean_ctor_set(x_887, 0, x_885);
-lean_ctor_set(x_887, 1, x_852);
-if (lean_is_scalar(x_849)) {
- x_888 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_888 = x_849;
-}
-lean_ctor_set(x_888, 0, x_887);
-x_854 = x_888;
-x_855 = x_886;
-goto block_874;
-}
-block_874:
-{
-lean_object* x_856; lean_object* x_857; lean_object* x_858; uint8_t x_859; 
-x_856 = lean_ctor_get(x_854, 0);
-lean_inc(x_856);
-if (lean_is_exclusive(x_854)) {
- lean_ctor_release(x_854, 0);
- x_857 = x_854;
-} else {
- lean_dec_ref(x_854);
- x_857 = lean_box(0);
-}
-x_858 = lean_ctor_get(x_856, 0);
-lean_inc(x_858);
-x_859 = lean_unbox(x_858);
-lean_dec(x_858);
-if (x_859 == 0)
-{
-lean_object* x_860; lean_object* x_861; lean_object* x_862; lean_object* x_863; lean_object* x_864; 
-lean_dec(x_851);
-lean_dec(x_5);
-x_860 = lean_ctor_get(x_856, 1);
-lean_inc(x_860);
-if (lean_is_exclusive(x_856)) {
- lean_ctor_release(x_856, 0);
- lean_ctor_release(x_856, 1);
- x_861 = x_856;
-} else {
- lean_dec_ref(x_856);
- x_861 = lean_box(0);
-}
-x_862 = lean_box(0);
-if (lean_is_scalar(x_861)) {
- x_863 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_863 = x_861;
-}
-lean_ctor_set(x_863, 0, x_862);
-lean_ctor_set(x_863, 1, x_860);
-if (lean_is_scalar(x_857)) {
- x_864 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_864 = x_857;
-}
-lean_ctor_set(x_864, 0, x_863);
-x_267 = x_864;
-x_268 = x_855;
-goto block_328;
-}
-else
-{
-lean_object* x_865; lean_object* x_866; lean_object* x_867; lean_object* x_868; lean_object* x_869; lean_object* x_870; lean_object* x_871; lean_object* x_872; lean_object* x_873; 
-lean_dec(x_857);
-x_865 = lean_ctor_get(x_856, 1);
-lean_inc(x_865);
-lean_dec(x_856);
-x_866 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_851);
-x_867 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_867, 0, x_866);
-x_868 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_869 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_869, 0, x_868);
-lean_ctor_set(x_869, 1, x_867);
-x_870 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_871 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_870, x_869, x_5, x_865, x_7, x_8, x_855);
-lean_dec(x_5);
-x_872 = lean_ctor_get(x_871, 0);
-lean_inc(x_872);
-x_873 = lean_ctor_get(x_871, 1);
-lean_inc(x_873);
-lean_dec(x_871);
-x_267 = x_872;
-x_268 = x_873;
-goto block_328;
-}
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_889; lean_object* x_890; lean_object* x_891; lean_object* x_892; lean_object* x_893; lean_object* x_894; lean_object* x_895; lean_object* x_896; lean_object* x_897; lean_object* x_898; lean_object* x_899; lean_object* x_900; 
-x_889 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_265, x_7, x_8, x_261);
-x_890 = lean_ctor_get(x_889, 0);
-lean_inc(x_890);
-x_891 = lean_ctor_get(x_890, 0);
-lean_inc(x_891);
-lean_dec(x_890);
-x_892 = lean_ctor_get(x_889, 1);
-lean_inc(x_892);
-lean_dec(x_889);
-x_893 = lean_ctor_get(x_891, 1);
-lean_inc(x_893);
-lean_dec(x_891);
-x_894 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_893, x_7, x_8, x_892);
-x_895 = lean_ctor_get(x_894, 0);
-lean_inc(x_895);
-x_896 = lean_ctor_get(x_895, 0);
-lean_inc(x_896);
-lean_dec(x_895);
-x_897 = lean_ctor_get(x_894, 1);
-lean_inc(x_897);
-lean_dec(x_894);
-x_898 = lean_ctor_get(x_896, 0);
-lean_inc(x_898);
-x_899 = lean_ctor_get(x_896, 1);
-lean_inc(x_899);
-lean_dec(x_896);
-x_900 = l_Lean_Syntax_getHeadInfo___main(x_898);
-if (lean_obj_tag(x_900) == 0)
-{
-lean_object* x_901; lean_object* x_902; lean_object* x_903; lean_object* x_904; lean_object* x_905; lean_object* x_906; lean_object* x_907; lean_object* x_908; uint8_t x_909; 
-x_901 = lean_apply_1(x_2, x_898);
-x_902 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_901, x_5, x_899, x_7, x_8, x_897);
-x_903 = lean_ctor_get(x_902, 0);
-lean_inc(x_903);
-x_904 = lean_ctor_get(x_903, 0);
-lean_inc(x_904);
-lean_dec(x_903);
-x_905 = lean_ctor_get(x_902, 1);
-lean_inc(x_905);
-lean_dec(x_902);
-x_906 = lean_ctor_get(x_904, 1);
-lean_inc(x_906);
-lean_dec(x_904);
-x_907 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_906, x_7, x_8, x_905);
-x_908 = lean_ctor_get(x_907, 0);
-lean_inc(x_908);
-x_909 = !lean_is_exclusive(x_908);
-if (x_909 == 0)
-{
-lean_object* x_910; lean_object* x_911; uint8_t x_912; 
-x_910 = lean_ctor_get(x_908, 0);
-x_911 = lean_ctor_get(x_907, 1);
-lean_inc(x_911);
-lean_dec(x_907);
-x_912 = !lean_is_exclusive(x_910);
-if (x_912 == 0)
-{
-lean_object* x_913; lean_object* x_914; lean_object* x_915; lean_object* x_953; lean_object* x_954; uint8_t x_955; 
-x_913 = lean_ctor_get(x_910, 0);
-x_953 = l_Lean_Core_getTraceState___rarg(x_8, x_911);
-x_954 = lean_ctor_get(x_953, 0);
-lean_inc(x_954);
-x_955 = lean_ctor_get_uint8(x_954, sizeof(void*)*1);
-lean_dec(x_954);
-if (x_955 == 0)
-{
-lean_object* x_956; lean_object* x_957; 
-x_956 = lean_ctor_get(x_953, 1);
-lean_inc(x_956);
-lean_dec(x_953);
-x_957 = lean_box(x_226);
-lean_ctor_set(x_910, 0, x_957);
-x_914 = x_908;
-x_915 = x_956;
-goto block_952;
-}
-else
-{
-lean_object* x_958; lean_object* x_959; lean_object* x_960; lean_object* x_961; lean_object* x_962; 
-x_958 = lean_ctor_get(x_953, 1);
-lean_inc(x_958);
-lean_dec(x_953);
-x_959 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_960 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_959, x_7, x_8, x_958);
-x_961 = lean_ctor_get(x_960, 0);
-lean_inc(x_961);
-x_962 = lean_ctor_get(x_960, 1);
-lean_inc(x_962);
-lean_dec(x_960);
-lean_ctor_set(x_910, 0, x_961);
-x_914 = x_908;
-x_915 = x_962;
-goto block_952;
-}
-block_952:
-{
-uint8_t x_916; 
-x_916 = !lean_is_exclusive(x_914);
-if (x_916 == 0)
-{
-lean_object* x_917; lean_object* x_918; uint8_t x_919; 
-x_917 = lean_ctor_get(x_914, 0);
-x_918 = lean_ctor_get(x_917, 0);
-lean_inc(x_918);
-x_919 = lean_unbox(x_918);
-lean_dec(x_918);
-if (x_919 == 0)
-{
-uint8_t x_920; 
-lean_dec(x_913);
-lean_dec(x_5);
-x_920 = !lean_is_exclusive(x_917);
-if (x_920 == 0)
-{
-lean_object* x_921; lean_object* x_922; 
-x_921 = lean_ctor_get(x_917, 0);
-lean_dec(x_921);
-x_922 = lean_box(0);
-lean_ctor_set(x_917, 0, x_922);
-x_267 = x_914;
-x_268 = x_915;
-goto block_328;
-}
-else
-{
-lean_object* x_923; lean_object* x_924; lean_object* x_925; 
-x_923 = lean_ctor_get(x_917, 1);
-lean_inc(x_923);
-lean_dec(x_917);
-x_924 = lean_box(0);
-x_925 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_925, 0, x_924);
-lean_ctor_set(x_925, 1, x_923);
-lean_ctor_set(x_914, 0, x_925);
-x_267 = x_914;
-x_268 = x_915;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_926; lean_object* x_927; lean_object* x_928; lean_object* x_929; lean_object* x_930; lean_object* x_931; lean_object* x_932; lean_object* x_933; lean_object* x_934; 
-lean_free_object(x_914);
-x_926 = lean_ctor_get(x_917, 1);
-lean_inc(x_926);
-lean_dec(x_917);
-x_927 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_913);
-x_928 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_928, 0, x_927);
-x_929 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_930 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_930, 0, x_929);
-lean_ctor_set(x_930, 1, x_928);
-x_931 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_932 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_931, x_930, x_5, x_926, x_7, x_8, x_915);
-lean_dec(x_5);
-x_933 = lean_ctor_get(x_932, 0);
-lean_inc(x_933);
-x_934 = lean_ctor_get(x_932, 1);
-lean_inc(x_934);
-lean_dec(x_932);
-x_267 = x_933;
-x_268 = x_934;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_935; lean_object* x_936; uint8_t x_937; 
-x_935 = lean_ctor_get(x_914, 0);
-lean_inc(x_935);
-lean_dec(x_914);
-x_936 = lean_ctor_get(x_935, 0);
-lean_inc(x_936);
-x_937 = lean_unbox(x_936);
-lean_dec(x_936);
-if (x_937 == 0)
-{
-lean_object* x_938; lean_object* x_939; lean_object* x_940; lean_object* x_941; lean_object* x_942; 
-lean_dec(x_913);
-lean_dec(x_5);
-x_938 = lean_ctor_get(x_935, 1);
-lean_inc(x_938);
-if (lean_is_exclusive(x_935)) {
- lean_ctor_release(x_935, 0);
- lean_ctor_release(x_935, 1);
- x_939 = x_935;
-} else {
- lean_dec_ref(x_935);
- x_939 = lean_box(0);
-}
-x_940 = lean_box(0);
-if (lean_is_scalar(x_939)) {
- x_941 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_941 = x_939;
-}
-lean_ctor_set(x_941, 0, x_940);
-lean_ctor_set(x_941, 1, x_938);
-x_942 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_942, 0, x_941);
-x_267 = x_942;
-x_268 = x_915;
-goto block_328;
-}
-else
-{
-lean_object* x_943; lean_object* x_944; lean_object* x_945; lean_object* x_946; lean_object* x_947; lean_object* x_948; lean_object* x_949; lean_object* x_950; lean_object* x_951; 
-x_943 = lean_ctor_get(x_935, 1);
-lean_inc(x_943);
-lean_dec(x_935);
-x_944 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_913);
-x_945 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_945, 0, x_944);
-x_946 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_947 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_947, 0, x_946);
-lean_ctor_set(x_947, 1, x_945);
-x_948 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_949 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_948, x_947, x_5, x_943, x_7, x_8, x_915);
-lean_dec(x_5);
-x_950 = lean_ctor_get(x_949, 0);
-lean_inc(x_950);
-x_951 = lean_ctor_get(x_949, 1);
-lean_inc(x_951);
-lean_dec(x_949);
-x_267 = x_950;
-x_268 = x_951;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_963; lean_object* x_964; lean_object* x_965; lean_object* x_966; lean_object* x_986; lean_object* x_987; uint8_t x_988; 
-x_963 = lean_ctor_get(x_910, 0);
-x_964 = lean_ctor_get(x_910, 1);
-lean_inc(x_964);
-lean_inc(x_963);
-lean_dec(x_910);
-x_986 = l_Lean_Core_getTraceState___rarg(x_8, x_911);
-x_987 = lean_ctor_get(x_986, 0);
-lean_inc(x_987);
-x_988 = lean_ctor_get_uint8(x_987, sizeof(void*)*1);
-lean_dec(x_987);
-if (x_988 == 0)
-{
-lean_object* x_989; lean_object* x_990; lean_object* x_991; 
-x_989 = lean_ctor_get(x_986, 1);
-lean_inc(x_989);
-lean_dec(x_986);
-x_990 = lean_box(x_226);
-x_991 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_991, 0, x_990);
-lean_ctor_set(x_991, 1, x_964);
-lean_ctor_set(x_908, 0, x_991);
-x_965 = x_908;
-x_966 = x_989;
-goto block_985;
-}
-else
-{
-lean_object* x_992; lean_object* x_993; lean_object* x_994; lean_object* x_995; lean_object* x_996; lean_object* x_997; 
-x_992 = lean_ctor_get(x_986, 1);
-lean_inc(x_992);
-lean_dec(x_986);
-x_993 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_994 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_993, x_7, x_8, x_992);
-x_995 = lean_ctor_get(x_994, 0);
-lean_inc(x_995);
-x_996 = lean_ctor_get(x_994, 1);
-lean_inc(x_996);
-lean_dec(x_994);
-x_997 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_997, 0, x_995);
-lean_ctor_set(x_997, 1, x_964);
-lean_ctor_set(x_908, 0, x_997);
-x_965 = x_908;
-x_966 = x_996;
-goto block_985;
-}
-block_985:
-{
-lean_object* x_967; lean_object* x_968; lean_object* x_969; uint8_t x_970; 
-x_967 = lean_ctor_get(x_965, 0);
-lean_inc(x_967);
-if (lean_is_exclusive(x_965)) {
- lean_ctor_release(x_965, 0);
- x_968 = x_965;
-} else {
- lean_dec_ref(x_965);
- x_968 = lean_box(0);
-}
-x_969 = lean_ctor_get(x_967, 0);
-lean_inc(x_969);
-x_970 = lean_unbox(x_969);
-lean_dec(x_969);
-if (x_970 == 0)
-{
-lean_object* x_971; lean_object* x_972; lean_object* x_973; lean_object* x_974; lean_object* x_975; 
-lean_dec(x_963);
-lean_dec(x_5);
-x_971 = lean_ctor_get(x_967, 1);
-lean_inc(x_971);
-if (lean_is_exclusive(x_967)) {
- lean_ctor_release(x_967, 0);
- lean_ctor_release(x_967, 1);
- x_972 = x_967;
-} else {
- lean_dec_ref(x_967);
- x_972 = lean_box(0);
-}
-x_973 = lean_box(0);
-if (lean_is_scalar(x_972)) {
- x_974 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_974 = x_972;
-}
-lean_ctor_set(x_974, 0, x_973);
-lean_ctor_set(x_974, 1, x_971);
-if (lean_is_scalar(x_968)) {
- x_975 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_975 = x_968;
-}
-lean_ctor_set(x_975, 0, x_974);
-x_267 = x_975;
-x_268 = x_966;
-goto block_328;
-}
-else
-{
-lean_object* x_976; lean_object* x_977; lean_object* x_978; lean_object* x_979; lean_object* x_980; lean_object* x_981; lean_object* x_982; lean_object* x_983; lean_object* x_984; 
-lean_dec(x_968);
-x_976 = lean_ctor_get(x_967, 1);
-lean_inc(x_976);
-lean_dec(x_967);
-x_977 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_963);
-x_978 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_978, 0, x_977);
-x_979 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_980 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_980, 0, x_979);
-lean_ctor_set(x_980, 1, x_978);
-x_981 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_982 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_981, x_980, x_5, x_976, x_7, x_8, x_966);
-lean_dec(x_5);
-x_983 = lean_ctor_get(x_982, 0);
-lean_inc(x_983);
-x_984 = lean_ctor_get(x_982, 1);
-lean_inc(x_984);
-lean_dec(x_982);
-x_267 = x_983;
-x_268 = x_984;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_998; lean_object* x_999; lean_object* x_1000; lean_object* x_1001; lean_object* x_1002; lean_object* x_1003; lean_object* x_1004; lean_object* x_1024; lean_object* x_1025; uint8_t x_1026; 
-x_998 = lean_ctor_get(x_908, 0);
-lean_inc(x_998);
-lean_dec(x_908);
-x_999 = lean_ctor_get(x_907, 1);
-lean_inc(x_999);
-lean_dec(x_907);
-x_1000 = lean_ctor_get(x_998, 0);
-lean_inc(x_1000);
-x_1001 = lean_ctor_get(x_998, 1);
-lean_inc(x_1001);
-if (lean_is_exclusive(x_998)) {
- lean_ctor_release(x_998, 0);
- lean_ctor_release(x_998, 1);
- x_1002 = x_998;
-} else {
- lean_dec_ref(x_998);
- x_1002 = lean_box(0);
-}
-x_1024 = l_Lean_Core_getTraceState___rarg(x_8, x_999);
-x_1025 = lean_ctor_get(x_1024, 0);
-lean_inc(x_1025);
-x_1026 = lean_ctor_get_uint8(x_1025, sizeof(void*)*1);
-lean_dec(x_1025);
-if (x_1026 == 0)
-{
-lean_object* x_1027; lean_object* x_1028; lean_object* x_1029; lean_object* x_1030; 
-x_1027 = lean_ctor_get(x_1024, 1);
-lean_inc(x_1027);
-lean_dec(x_1024);
-x_1028 = lean_box(x_226);
-if (lean_is_scalar(x_1002)) {
- x_1029 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1029 = x_1002;
-}
-lean_ctor_set(x_1029, 0, x_1028);
-lean_ctor_set(x_1029, 1, x_1001);
-x_1030 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1030, 0, x_1029);
-x_1003 = x_1030;
-x_1004 = x_1027;
-goto block_1023;
-}
-else
-{
-lean_object* x_1031; lean_object* x_1032; lean_object* x_1033; lean_object* x_1034; lean_object* x_1035; lean_object* x_1036; lean_object* x_1037; 
-x_1031 = lean_ctor_get(x_1024, 1);
-lean_inc(x_1031);
-lean_dec(x_1024);
-x_1032 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1033 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1032, x_7, x_8, x_1031);
-x_1034 = lean_ctor_get(x_1033, 0);
-lean_inc(x_1034);
-x_1035 = lean_ctor_get(x_1033, 1);
-lean_inc(x_1035);
-lean_dec(x_1033);
-if (lean_is_scalar(x_1002)) {
- x_1036 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1036 = x_1002;
-}
-lean_ctor_set(x_1036, 0, x_1034);
-lean_ctor_set(x_1036, 1, x_1001);
-x_1037 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1037, 0, x_1036);
-x_1003 = x_1037;
-x_1004 = x_1035;
-goto block_1023;
-}
-block_1023:
-{
-lean_object* x_1005; lean_object* x_1006; lean_object* x_1007; uint8_t x_1008; 
-x_1005 = lean_ctor_get(x_1003, 0);
-lean_inc(x_1005);
-if (lean_is_exclusive(x_1003)) {
- lean_ctor_release(x_1003, 0);
- x_1006 = x_1003;
-} else {
- lean_dec_ref(x_1003);
- x_1006 = lean_box(0);
-}
-x_1007 = lean_ctor_get(x_1005, 0);
-lean_inc(x_1007);
-x_1008 = lean_unbox(x_1007);
-lean_dec(x_1007);
-if (x_1008 == 0)
-{
-lean_object* x_1009; lean_object* x_1010; lean_object* x_1011; lean_object* x_1012; lean_object* x_1013; 
-lean_dec(x_1000);
-lean_dec(x_5);
-x_1009 = lean_ctor_get(x_1005, 1);
-lean_inc(x_1009);
-if (lean_is_exclusive(x_1005)) {
- lean_ctor_release(x_1005, 0);
- lean_ctor_release(x_1005, 1);
- x_1010 = x_1005;
-} else {
- lean_dec_ref(x_1005);
- x_1010 = lean_box(0);
-}
-x_1011 = lean_box(0);
-if (lean_is_scalar(x_1010)) {
- x_1012 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1012 = x_1010;
-}
-lean_ctor_set(x_1012, 0, x_1011);
-lean_ctor_set(x_1012, 1, x_1009);
-if (lean_is_scalar(x_1006)) {
- x_1013 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1013 = x_1006;
-}
-lean_ctor_set(x_1013, 0, x_1012);
-x_267 = x_1013;
-x_268 = x_1004;
-goto block_328;
-}
-else
-{
-lean_object* x_1014; lean_object* x_1015; lean_object* x_1016; lean_object* x_1017; lean_object* x_1018; lean_object* x_1019; lean_object* x_1020; lean_object* x_1021; lean_object* x_1022; 
-lean_dec(x_1006);
-x_1014 = lean_ctor_get(x_1005, 1);
-lean_inc(x_1014);
-lean_dec(x_1005);
-x_1015 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1000);
-x_1016 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1016, 0, x_1015);
-x_1017 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1018 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1018, 0, x_1017);
-lean_ctor_set(x_1018, 1, x_1016);
-x_1019 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1020 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1019, x_1018, x_5, x_1014, x_7, x_8, x_1004);
-lean_dec(x_5);
-x_1021 = lean_ctor_get(x_1020, 0);
-lean_inc(x_1021);
-x_1022 = lean_ctor_get(x_1020, 1);
-lean_inc(x_1022);
-lean_dec(x_1020);
-x_267 = x_1021;
-x_268 = x_1022;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1038; lean_object* x_1039; 
-x_1038 = lean_ctor_get(x_900, 0);
-lean_inc(x_1038);
-lean_dec(x_900);
-x_1039 = l_Lean_Syntax_getTailInfo___main(x_898);
-if (lean_obj_tag(x_1039) == 0)
-{
-lean_object* x_1040; lean_object* x_1041; lean_object* x_1042; lean_object* x_1043; lean_object* x_1044; lean_object* x_1045; lean_object* x_1046; lean_object* x_1047; uint8_t x_1048; 
-lean_dec(x_1038);
-x_1040 = lean_apply_1(x_2, x_898);
-x_1041 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1040, x_5, x_899, x_7, x_8, x_897);
-x_1042 = lean_ctor_get(x_1041, 0);
-lean_inc(x_1042);
-x_1043 = lean_ctor_get(x_1042, 0);
-lean_inc(x_1043);
-lean_dec(x_1042);
-x_1044 = lean_ctor_get(x_1041, 1);
-lean_inc(x_1044);
-lean_dec(x_1041);
-x_1045 = lean_ctor_get(x_1043, 1);
-lean_inc(x_1045);
-lean_dec(x_1043);
-x_1046 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1045, x_7, x_8, x_1044);
-x_1047 = lean_ctor_get(x_1046, 0);
-lean_inc(x_1047);
-x_1048 = !lean_is_exclusive(x_1047);
-if (x_1048 == 0)
-{
-lean_object* x_1049; lean_object* x_1050; uint8_t x_1051; 
-x_1049 = lean_ctor_get(x_1047, 0);
-x_1050 = lean_ctor_get(x_1046, 1);
-lean_inc(x_1050);
-lean_dec(x_1046);
-x_1051 = !lean_is_exclusive(x_1049);
-if (x_1051 == 0)
-{
-lean_object* x_1052; lean_object* x_1053; lean_object* x_1054; lean_object* x_1092; lean_object* x_1093; uint8_t x_1094; 
-x_1052 = lean_ctor_get(x_1049, 0);
-x_1092 = l_Lean_Core_getTraceState___rarg(x_8, x_1050);
-x_1093 = lean_ctor_get(x_1092, 0);
-lean_inc(x_1093);
-x_1094 = lean_ctor_get_uint8(x_1093, sizeof(void*)*1);
-lean_dec(x_1093);
-if (x_1094 == 0)
-{
-lean_object* x_1095; lean_object* x_1096; 
-x_1095 = lean_ctor_get(x_1092, 1);
-lean_inc(x_1095);
-lean_dec(x_1092);
-x_1096 = lean_box(x_226);
-lean_ctor_set(x_1049, 0, x_1096);
-x_1053 = x_1047;
-x_1054 = x_1095;
-goto block_1091;
-}
-else
-{
-lean_object* x_1097; lean_object* x_1098; lean_object* x_1099; lean_object* x_1100; lean_object* x_1101; 
-x_1097 = lean_ctor_get(x_1092, 1);
-lean_inc(x_1097);
-lean_dec(x_1092);
-x_1098 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1099 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1098, x_7, x_8, x_1097);
-x_1100 = lean_ctor_get(x_1099, 0);
-lean_inc(x_1100);
-x_1101 = lean_ctor_get(x_1099, 1);
-lean_inc(x_1101);
-lean_dec(x_1099);
-lean_ctor_set(x_1049, 0, x_1100);
-x_1053 = x_1047;
-x_1054 = x_1101;
-goto block_1091;
-}
-block_1091:
-{
-uint8_t x_1055; 
-x_1055 = !lean_is_exclusive(x_1053);
-if (x_1055 == 0)
-{
-lean_object* x_1056; lean_object* x_1057; uint8_t x_1058; 
-x_1056 = lean_ctor_get(x_1053, 0);
-x_1057 = lean_ctor_get(x_1056, 0);
-lean_inc(x_1057);
-x_1058 = lean_unbox(x_1057);
-lean_dec(x_1057);
-if (x_1058 == 0)
-{
-uint8_t x_1059; 
-lean_dec(x_1052);
-lean_dec(x_5);
-x_1059 = !lean_is_exclusive(x_1056);
-if (x_1059 == 0)
-{
-lean_object* x_1060; lean_object* x_1061; 
-x_1060 = lean_ctor_get(x_1056, 0);
-lean_dec(x_1060);
-x_1061 = lean_box(0);
-lean_ctor_set(x_1056, 0, x_1061);
-x_267 = x_1053;
-x_268 = x_1054;
-goto block_328;
-}
-else
-{
-lean_object* x_1062; lean_object* x_1063; lean_object* x_1064; 
-x_1062 = lean_ctor_get(x_1056, 1);
-lean_inc(x_1062);
-lean_dec(x_1056);
-x_1063 = lean_box(0);
-x_1064 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1064, 0, x_1063);
-lean_ctor_set(x_1064, 1, x_1062);
-lean_ctor_set(x_1053, 0, x_1064);
-x_267 = x_1053;
-x_268 = x_1054;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_1065; lean_object* x_1066; lean_object* x_1067; lean_object* x_1068; lean_object* x_1069; lean_object* x_1070; lean_object* x_1071; lean_object* x_1072; lean_object* x_1073; 
-lean_free_object(x_1053);
-x_1065 = lean_ctor_get(x_1056, 1);
-lean_inc(x_1065);
-lean_dec(x_1056);
-x_1066 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1052);
-x_1067 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1067, 0, x_1066);
-x_1068 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1069 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1069, 0, x_1068);
-lean_ctor_set(x_1069, 1, x_1067);
-x_1070 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1071 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1070, x_1069, x_5, x_1065, x_7, x_8, x_1054);
-lean_dec(x_5);
-x_1072 = lean_ctor_get(x_1071, 0);
-lean_inc(x_1072);
-x_1073 = lean_ctor_get(x_1071, 1);
-lean_inc(x_1073);
-lean_dec(x_1071);
-x_267 = x_1072;
-x_268 = x_1073;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_1074; lean_object* x_1075; uint8_t x_1076; 
-x_1074 = lean_ctor_get(x_1053, 0);
-lean_inc(x_1074);
-lean_dec(x_1053);
-x_1075 = lean_ctor_get(x_1074, 0);
-lean_inc(x_1075);
-x_1076 = lean_unbox(x_1075);
-lean_dec(x_1075);
-if (x_1076 == 0)
-{
-lean_object* x_1077; lean_object* x_1078; lean_object* x_1079; lean_object* x_1080; lean_object* x_1081; 
-lean_dec(x_1052);
-lean_dec(x_5);
-x_1077 = lean_ctor_get(x_1074, 1);
-lean_inc(x_1077);
-if (lean_is_exclusive(x_1074)) {
- lean_ctor_release(x_1074, 0);
- lean_ctor_release(x_1074, 1);
- x_1078 = x_1074;
-} else {
- lean_dec_ref(x_1074);
- x_1078 = lean_box(0);
-}
-x_1079 = lean_box(0);
-if (lean_is_scalar(x_1078)) {
- x_1080 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1080 = x_1078;
-}
-lean_ctor_set(x_1080, 0, x_1079);
-lean_ctor_set(x_1080, 1, x_1077);
-x_1081 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1081, 0, x_1080);
-x_267 = x_1081;
-x_268 = x_1054;
-goto block_328;
-}
-else
-{
-lean_object* x_1082; lean_object* x_1083; lean_object* x_1084; lean_object* x_1085; lean_object* x_1086; lean_object* x_1087; lean_object* x_1088; lean_object* x_1089; lean_object* x_1090; 
-x_1082 = lean_ctor_get(x_1074, 1);
-lean_inc(x_1082);
-lean_dec(x_1074);
-x_1083 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1052);
-x_1084 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1084, 0, x_1083);
-x_1085 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1086 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1086, 0, x_1085);
-lean_ctor_set(x_1086, 1, x_1084);
-x_1087 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1088 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1087, x_1086, x_5, x_1082, x_7, x_8, x_1054);
-lean_dec(x_5);
-x_1089 = lean_ctor_get(x_1088, 0);
-lean_inc(x_1089);
-x_1090 = lean_ctor_get(x_1088, 1);
-lean_inc(x_1090);
-lean_dec(x_1088);
-x_267 = x_1089;
-x_268 = x_1090;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1102; lean_object* x_1103; lean_object* x_1104; lean_object* x_1105; lean_object* x_1125; lean_object* x_1126; uint8_t x_1127; 
-x_1102 = lean_ctor_get(x_1049, 0);
-x_1103 = lean_ctor_get(x_1049, 1);
-lean_inc(x_1103);
-lean_inc(x_1102);
-lean_dec(x_1049);
-x_1125 = l_Lean_Core_getTraceState___rarg(x_8, x_1050);
-x_1126 = lean_ctor_get(x_1125, 0);
-lean_inc(x_1126);
-x_1127 = lean_ctor_get_uint8(x_1126, sizeof(void*)*1);
-lean_dec(x_1126);
-if (x_1127 == 0)
-{
-lean_object* x_1128; lean_object* x_1129; lean_object* x_1130; 
-x_1128 = lean_ctor_get(x_1125, 1);
-lean_inc(x_1128);
-lean_dec(x_1125);
-x_1129 = lean_box(x_226);
-x_1130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1130, 0, x_1129);
-lean_ctor_set(x_1130, 1, x_1103);
-lean_ctor_set(x_1047, 0, x_1130);
-x_1104 = x_1047;
-x_1105 = x_1128;
-goto block_1124;
-}
-else
-{
-lean_object* x_1131; lean_object* x_1132; lean_object* x_1133; lean_object* x_1134; lean_object* x_1135; lean_object* x_1136; 
-x_1131 = lean_ctor_get(x_1125, 1);
-lean_inc(x_1131);
-lean_dec(x_1125);
-x_1132 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1133 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1132, x_7, x_8, x_1131);
-x_1134 = lean_ctor_get(x_1133, 0);
-lean_inc(x_1134);
-x_1135 = lean_ctor_get(x_1133, 1);
-lean_inc(x_1135);
-lean_dec(x_1133);
-x_1136 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1136, 0, x_1134);
-lean_ctor_set(x_1136, 1, x_1103);
-lean_ctor_set(x_1047, 0, x_1136);
-x_1104 = x_1047;
-x_1105 = x_1135;
-goto block_1124;
-}
-block_1124:
-{
-lean_object* x_1106; lean_object* x_1107; lean_object* x_1108; uint8_t x_1109; 
-x_1106 = lean_ctor_get(x_1104, 0);
-lean_inc(x_1106);
-if (lean_is_exclusive(x_1104)) {
- lean_ctor_release(x_1104, 0);
- x_1107 = x_1104;
-} else {
- lean_dec_ref(x_1104);
- x_1107 = lean_box(0);
-}
-x_1108 = lean_ctor_get(x_1106, 0);
-lean_inc(x_1108);
-x_1109 = lean_unbox(x_1108);
-lean_dec(x_1108);
-if (x_1109 == 0)
-{
-lean_object* x_1110; lean_object* x_1111; lean_object* x_1112; lean_object* x_1113; lean_object* x_1114; 
-lean_dec(x_1102);
-lean_dec(x_5);
-x_1110 = lean_ctor_get(x_1106, 1);
-lean_inc(x_1110);
-if (lean_is_exclusive(x_1106)) {
- lean_ctor_release(x_1106, 0);
- lean_ctor_release(x_1106, 1);
- x_1111 = x_1106;
-} else {
- lean_dec_ref(x_1106);
- x_1111 = lean_box(0);
-}
-x_1112 = lean_box(0);
-if (lean_is_scalar(x_1111)) {
- x_1113 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1113 = x_1111;
-}
-lean_ctor_set(x_1113, 0, x_1112);
-lean_ctor_set(x_1113, 1, x_1110);
-if (lean_is_scalar(x_1107)) {
- x_1114 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1114 = x_1107;
-}
-lean_ctor_set(x_1114, 0, x_1113);
-x_267 = x_1114;
-x_268 = x_1105;
-goto block_328;
-}
-else
-{
-lean_object* x_1115; lean_object* x_1116; lean_object* x_1117; lean_object* x_1118; lean_object* x_1119; lean_object* x_1120; lean_object* x_1121; lean_object* x_1122; lean_object* x_1123; 
-lean_dec(x_1107);
-x_1115 = lean_ctor_get(x_1106, 1);
-lean_inc(x_1115);
-lean_dec(x_1106);
-x_1116 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1102);
-x_1117 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1117, 0, x_1116);
-x_1118 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1119 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1119, 0, x_1118);
-lean_ctor_set(x_1119, 1, x_1117);
-x_1120 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1121 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1120, x_1119, x_5, x_1115, x_7, x_8, x_1105);
-lean_dec(x_5);
-x_1122 = lean_ctor_get(x_1121, 0);
-lean_inc(x_1122);
-x_1123 = lean_ctor_get(x_1121, 1);
-lean_inc(x_1123);
-lean_dec(x_1121);
-x_267 = x_1122;
-x_268 = x_1123;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1137; lean_object* x_1138; lean_object* x_1139; lean_object* x_1140; lean_object* x_1141; lean_object* x_1142; lean_object* x_1143; lean_object* x_1163; lean_object* x_1164; uint8_t x_1165; 
-x_1137 = lean_ctor_get(x_1047, 0);
-lean_inc(x_1137);
-lean_dec(x_1047);
-x_1138 = lean_ctor_get(x_1046, 1);
-lean_inc(x_1138);
-lean_dec(x_1046);
-x_1139 = lean_ctor_get(x_1137, 0);
-lean_inc(x_1139);
-x_1140 = lean_ctor_get(x_1137, 1);
-lean_inc(x_1140);
-if (lean_is_exclusive(x_1137)) {
- lean_ctor_release(x_1137, 0);
- lean_ctor_release(x_1137, 1);
- x_1141 = x_1137;
-} else {
- lean_dec_ref(x_1137);
- x_1141 = lean_box(0);
-}
-x_1163 = l_Lean_Core_getTraceState___rarg(x_8, x_1138);
-x_1164 = lean_ctor_get(x_1163, 0);
-lean_inc(x_1164);
-x_1165 = lean_ctor_get_uint8(x_1164, sizeof(void*)*1);
-lean_dec(x_1164);
-if (x_1165 == 0)
-{
-lean_object* x_1166; lean_object* x_1167; lean_object* x_1168; lean_object* x_1169; 
-x_1166 = lean_ctor_get(x_1163, 1);
-lean_inc(x_1166);
-lean_dec(x_1163);
-x_1167 = lean_box(x_226);
-if (lean_is_scalar(x_1141)) {
- x_1168 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1168 = x_1141;
-}
-lean_ctor_set(x_1168, 0, x_1167);
-lean_ctor_set(x_1168, 1, x_1140);
-x_1169 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1169, 0, x_1168);
-x_1142 = x_1169;
-x_1143 = x_1166;
-goto block_1162;
-}
-else
-{
-lean_object* x_1170; lean_object* x_1171; lean_object* x_1172; lean_object* x_1173; lean_object* x_1174; lean_object* x_1175; lean_object* x_1176; 
-x_1170 = lean_ctor_get(x_1163, 1);
-lean_inc(x_1170);
-lean_dec(x_1163);
-x_1171 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1172 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1171, x_7, x_8, x_1170);
-x_1173 = lean_ctor_get(x_1172, 0);
-lean_inc(x_1173);
-x_1174 = lean_ctor_get(x_1172, 1);
-lean_inc(x_1174);
-lean_dec(x_1172);
-if (lean_is_scalar(x_1141)) {
- x_1175 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1175 = x_1141;
-}
-lean_ctor_set(x_1175, 0, x_1173);
-lean_ctor_set(x_1175, 1, x_1140);
-x_1176 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1176, 0, x_1175);
-x_1142 = x_1176;
-x_1143 = x_1174;
-goto block_1162;
-}
-block_1162:
-{
-lean_object* x_1144; lean_object* x_1145; lean_object* x_1146; uint8_t x_1147; 
-x_1144 = lean_ctor_get(x_1142, 0);
-lean_inc(x_1144);
-if (lean_is_exclusive(x_1142)) {
- lean_ctor_release(x_1142, 0);
- x_1145 = x_1142;
-} else {
- lean_dec_ref(x_1142);
- x_1145 = lean_box(0);
-}
-x_1146 = lean_ctor_get(x_1144, 0);
-lean_inc(x_1146);
-x_1147 = lean_unbox(x_1146);
-lean_dec(x_1146);
-if (x_1147 == 0)
-{
-lean_object* x_1148; lean_object* x_1149; lean_object* x_1150; lean_object* x_1151; lean_object* x_1152; 
-lean_dec(x_1139);
-lean_dec(x_5);
-x_1148 = lean_ctor_get(x_1144, 1);
-lean_inc(x_1148);
-if (lean_is_exclusive(x_1144)) {
- lean_ctor_release(x_1144, 0);
- lean_ctor_release(x_1144, 1);
- x_1149 = x_1144;
-} else {
- lean_dec_ref(x_1144);
- x_1149 = lean_box(0);
-}
-x_1150 = lean_box(0);
-if (lean_is_scalar(x_1149)) {
- x_1151 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1151 = x_1149;
-}
-lean_ctor_set(x_1151, 0, x_1150);
-lean_ctor_set(x_1151, 1, x_1148);
-if (lean_is_scalar(x_1145)) {
- x_1152 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1152 = x_1145;
-}
-lean_ctor_set(x_1152, 0, x_1151);
-x_267 = x_1152;
-x_268 = x_1143;
-goto block_328;
-}
-else
-{
-lean_object* x_1153; lean_object* x_1154; lean_object* x_1155; lean_object* x_1156; lean_object* x_1157; lean_object* x_1158; lean_object* x_1159; lean_object* x_1160; lean_object* x_1161; 
-lean_dec(x_1145);
-x_1153 = lean_ctor_get(x_1144, 1);
-lean_inc(x_1153);
-lean_dec(x_1144);
-x_1154 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1139);
-x_1155 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1155, 0, x_1154);
-x_1156 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1157 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1157, 0, x_1156);
-lean_ctor_set(x_1157, 1, x_1155);
-x_1158 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1159 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1158, x_1157, x_5, x_1153, x_7, x_8, x_1143);
-lean_dec(x_5);
-x_1160 = lean_ctor_get(x_1159, 0);
-lean_inc(x_1160);
-x_1161 = lean_ctor_get(x_1159, 1);
-lean_inc(x_1161);
-lean_dec(x_1159);
-x_267 = x_1160;
-x_268 = x_1161;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1177; uint8_t x_1178; 
-x_1177 = lean_ctor_get(x_1039, 0);
-lean_inc(x_1177);
-lean_dec(x_1039);
-x_1178 = !lean_is_exclusive(x_1038);
-if (x_1178 == 0)
-{
-lean_object* x_1179; lean_object* x_1180; lean_object* x_1181; lean_object* x_1182; uint8_t x_1183; 
-x_1179 = lean_ctor_get(x_1038, 0);
-x_1180 = lean_ctor_get(x_1038, 1);
-x_1181 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_1180);
-lean_ctor_set(x_1038, 0, x_1181);
-x_1182 = l_Lean_Syntax_setHeadInfo(x_898, x_1038);
-x_1183 = !lean_is_exclusive(x_1177);
-if (x_1183 == 0)
-{
-lean_object* x_1184; lean_object* x_1185; lean_object* x_1186; lean_object* x_1187; lean_object* x_1188; lean_object* x_1189; lean_object* x_1190; lean_object* x_1191; lean_object* x_1192; lean_object* x_1193; lean_object* x_1194; lean_object* x_1195; lean_object* x_1196; lean_object* x_1197; lean_object* x_1198; uint8_t x_1199; 
-x_1184 = lean_ctor_get(x_1177, 1);
-x_1185 = lean_ctor_get(x_1177, 2);
-lean_inc(x_1184);
-lean_ctor_set(x_1177, 2, x_1181);
-x_1186 = l_Lean_Syntax_setTailInfo(x_1182, x_1177);
-x_1187 = lean_apply_1(x_2, x_1186);
-x_1188 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1188, 0, x_1179);
-lean_ctor_set(x_1188, 1, x_1180);
-lean_ctor_set(x_1188, 2, x_1181);
-x_1189 = l_Lean_Syntax_setHeadInfo(x_1187, x_1188);
-x_1190 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1190, 0, x_1181);
-lean_ctor_set(x_1190, 1, x_1184);
-lean_ctor_set(x_1190, 2, x_1185);
-x_1191 = l_Lean_Syntax_setTailInfo(x_1189, x_1190);
-x_1192 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1191, x_5, x_899, x_7, x_8, x_897);
-x_1193 = lean_ctor_get(x_1192, 0);
-lean_inc(x_1193);
-x_1194 = lean_ctor_get(x_1193, 0);
-lean_inc(x_1194);
-lean_dec(x_1193);
-x_1195 = lean_ctor_get(x_1192, 1);
-lean_inc(x_1195);
-lean_dec(x_1192);
-x_1196 = lean_ctor_get(x_1194, 1);
-lean_inc(x_1196);
-lean_dec(x_1194);
-x_1197 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1196, x_7, x_8, x_1195);
-x_1198 = lean_ctor_get(x_1197, 0);
-lean_inc(x_1198);
-x_1199 = !lean_is_exclusive(x_1198);
-if (x_1199 == 0)
-{
-lean_object* x_1200; lean_object* x_1201; uint8_t x_1202; 
-x_1200 = lean_ctor_get(x_1198, 0);
-x_1201 = lean_ctor_get(x_1197, 1);
-lean_inc(x_1201);
-lean_dec(x_1197);
-x_1202 = !lean_is_exclusive(x_1200);
-if (x_1202 == 0)
-{
-lean_object* x_1203; lean_object* x_1204; lean_object* x_1205; lean_object* x_1243; lean_object* x_1244; uint8_t x_1245; 
-x_1203 = lean_ctor_get(x_1200, 0);
-x_1243 = l_Lean_Core_getTraceState___rarg(x_8, x_1201);
-x_1244 = lean_ctor_get(x_1243, 0);
-lean_inc(x_1244);
-x_1245 = lean_ctor_get_uint8(x_1244, sizeof(void*)*1);
-lean_dec(x_1244);
-if (x_1245 == 0)
-{
-lean_object* x_1246; lean_object* x_1247; 
-x_1246 = lean_ctor_get(x_1243, 1);
-lean_inc(x_1246);
-lean_dec(x_1243);
-x_1247 = lean_box(x_226);
-lean_ctor_set(x_1200, 0, x_1247);
-x_1204 = x_1198;
-x_1205 = x_1246;
-goto block_1242;
-}
-else
-{
-lean_object* x_1248; lean_object* x_1249; lean_object* x_1250; lean_object* x_1251; lean_object* x_1252; 
-x_1248 = lean_ctor_get(x_1243, 1);
-lean_inc(x_1248);
-lean_dec(x_1243);
-x_1249 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1250 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1249, x_7, x_8, x_1248);
-x_1251 = lean_ctor_get(x_1250, 0);
-lean_inc(x_1251);
-x_1252 = lean_ctor_get(x_1250, 1);
-lean_inc(x_1252);
-lean_dec(x_1250);
-lean_ctor_set(x_1200, 0, x_1251);
-x_1204 = x_1198;
-x_1205 = x_1252;
-goto block_1242;
-}
-block_1242:
-{
-uint8_t x_1206; 
-x_1206 = !lean_is_exclusive(x_1204);
-if (x_1206 == 0)
-{
-lean_object* x_1207; lean_object* x_1208; uint8_t x_1209; 
-x_1207 = lean_ctor_get(x_1204, 0);
-x_1208 = lean_ctor_get(x_1207, 0);
-lean_inc(x_1208);
-x_1209 = lean_unbox(x_1208);
-lean_dec(x_1208);
-if (x_1209 == 0)
-{
-uint8_t x_1210; 
-lean_dec(x_1203);
-lean_dec(x_5);
-x_1210 = !lean_is_exclusive(x_1207);
-if (x_1210 == 0)
-{
-lean_object* x_1211; lean_object* x_1212; 
-x_1211 = lean_ctor_get(x_1207, 0);
-lean_dec(x_1211);
-x_1212 = lean_box(0);
-lean_ctor_set(x_1207, 0, x_1212);
-x_267 = x_1204;
-x_268 = x_1205;
-goto block_328;
-}
-else
-{
-lean_object* x_1213; lean_object* x_1214; lean_object* x_1215; 
-x_1213 = lean_ctor_get(x_1207, 1);
-lean_inc(x_1213);
-lean_dec(x_1207);
-x_1214 = lean_box(0);
-x_1215 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1215, 0, x_1214);
-lean_ctor_set(x_1215, 1, x_1213);
-lean_ctor_set(x_1204, 0, x_1215);
-x_267 = x_1204;
-x_268 = x_1205;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_1216; lean_object* x_1217; lean_object* x_1218; lean_object* x_1219; lean_object* x_1220; lean_object* x_1221; lean_object* x_1222; lean_object* x_1223; lean_object* x_1224; 
-lean_free_object(x_1204);
-x_1216 = lean_ctor_get(x_1207, 1);
-lean_inc(x_1216);
-lean_dec(x_1207);
-x_1217 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1203);
-x_1218 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1218, 0, x_1217);
-x_1219 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1220 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1220, 0, x_1219);
-lean_ctor_set(x_1220, 1, x_1218);
-x_1221 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1222 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1221, x_1220, x_5, x_1216, x_7, x_8, x_1205);
-lean_dec(x_5);
-x_1223 = lean_ctor_get(x_1222, 0);
-lean_inc(x_1223);
-x_1224 = lean_ctor_get(x_1222, 1);
-lean_inc(x_1224);
-lean_dec(x_1222);
-x_267 = x_1223;
-x_268 = x_1224;
-goto block_328;
-}
-}
-else
-{
-lean_object* x_1225; lean_object* x_1226; uint8_t x_1227; 
-x_1225 = lean_ctor_get(x_1204, 0);
-lean_inc(x_1225);
-lean_dec(x_1204);
-x_1226 = lean_ctor_get(x_1225, 0);
-lean_inc(x_1226);
-x_1227 = lean_unbox(x_1226);
-lean_dec(x_1226);
-if (x_1227 == 0)
-{
-lean_object* x_1228; lean_object* x_1229; lean_object* x_1230; lean_object* x_1231; lean_object* x_1232; 
-lean_dec(x_1203);
-lean_dec(x_5);
-x_1228 = lean_ctor_get(x_1225, 1);
-lean_inc(x_1228);
-if (lean_is_exclusive(x_1225)) {
- lean_ctor_release(x_1225, 0);
- lean_ctor_release(x_1225, 1);
- x_1229 = x_1225;
-} else {
- lean_dec_ref(x_1225);
- x_1229 = lean_box(0);
-}
-x_1230 = lean_box(0);
-if (lean_is_scalar(x_1229)) {
- x_1231 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1231 = x_1229;
-}
-lean_ctor_set(x_1231, 0, x_1230);
-lean_ctor_set(x_1231, 1, x_1228);
-x_1232 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1232, 0, x_1231);
-x_267 = x_1232;
-x_268 = x_1205;
-goto block_328;
-}
-else
-{
-lean_object* x_1233; lean_object* x_1234; lean_object* x_1235; lean_object* x_1236; lean_object* x_1237; lean_object* x_1238; lean_object* x_1239; lean_object* x_1240; lean_object* x_1241; 
-x_1233 = lean_ctor_get(x_1225, 1);
-lean_inc(x_1233);
-lean_dec(x_1225);
-x_1234 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1203);
-x_1235 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1235, 0, x_1234);
-x_1236 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1237 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1237, 0, x_1236);
-lean_ctor_set(x_1237, 1, x_1235);
-x_1238 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1239 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1238, x_1237, x_5, x_1233, x_7, x_8, x_1205);
-lean_dec(x_5);
-x_1240 = lean_ctor_get(x_1239, 0);
-lean_inc(x_1240);
-x_1241 = lean_ctor_get(x_1239, 1);
-lean_inc(x_1241);
-lean_dec(x_1239);
-x_267 = x_1240;
-x_268 = x_1241;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1253; lean_object* x_1254; lean_object* x_1255; lean_object* x_1256; lean_object* x_1276; lean_object* x_1277; uint8_t x_1278; 
-x_1253 = lean_ctor_get(x_1200, 0);
-x_1254 = lean_ctor_get(x_1200, 1);
-lean_inc(x_1254);
-lean_inc(x_1253);
-lean_dec(x_1200);
-x_1276 = l_Lean_Core_getTraceState___rarg(x_8, x_1201);
-x_1277 = lean_ctor_get(x_1276, 0);
-lean_inc(x_1277);
-x_1278 = lean_ctor_get_uint8(x_1277, sizeof(void*)*1);
-lean_dec(x_1277);
-if (x_1278 == 0)
-{
-lean_object* x_1279; lean_object* x_1280; lean_object* x_1281; 
-x_1279 = lean_ctor_get(x_1276, 1);
-lean_inc(x_1279);
-lean_dec(x_1276);
-x_1280 = lean_box(x_226);
-x_1281 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1281, 0, x_1280);
-lean_ctor_set(x_1281, 1, x_1254);
-lean_ctor_set(x_1198, 0, x_1281);
-x_1255 = x_1198;
-x_1256 = x_1279;
-goto block_1275;
-}
-else
-{
-lean_object* x_1282; lean_object* x_1283; lean_object* x_1284; lean_object* x_1285; lean_object* x_1286; lean_object* x_1287; 
-x_1282 = lean_ctor_get(x_1276, 1);
-lean_inc(x_1282);
-lean_dec(x_1276);
-x_1283 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1284 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1283, x_7, x_8, x_1282);
-x_1285 = lean_ctor_get(x_1284, 0);
-lean_inc(x_1285);
-x_1286 = lean_ctor_get(x_1284, 1);
-lean_inc(x_1286);
-lean_dec(x_1284);
-x_1287 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1287, 0, x_1285);
-lean_ctor_set(x_1287, 1, x_1254);
-lean_ctor_set(x_1198, 0, x_1287);
-x_1255 = x_1198;
-x_1256 = x_1286;
-goto block_1275;
-}
-block_1275:
-{
-lean_object* x_1257; lean_object* x_1258; lean_object* x_1259; uint8_t x_1260; 
-x_1257 = lean_ctor_get(x_1255, 0);
-lean_inc(x_1257);
-if (lean_is_exclusive(x_1255)) {
- lean_ctor_release(x_1255, 0);
- x_1258 = x_1255;
-} else {
- lean_dec_ref(x_1255);
- x_1258 = lean_box(0);
-}
-x_1259 = lean_ctor_get(x_1257, 0);
-lean_inc(x_1259);
-x_1260 = lean_unbox(x_1259);
-lean_dec(x_1259);
-if (x_1260 == 0)
-{
-lean_object* x_1261; lean_object* x_1262; lean_object* x_1263; lean_object* x_1264; lean_object* x_1265; 
-lean_dec(x_1253);
-lean_dec(x_5);
-x_1261 = lean_ctor_get(x_1257, 1);
-lean_inc(x_1261);
-if (lean_is_exclusive(x_1257)) {
- lean_ctor_release(x_1257, 0);
- lean_ctor_release(x_1257, 1);
- x_1262 = x_1257;
-} else {
- lean_dec_ref(x_1257);
- x_1262 = lean_box(0);
-}
-x_1263 = lean_box(0);
-if (lean_is_scalar(x_1262)) {
- x_1264 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1264 = x_1262;
-}
-lean_ctor_set(x_1264, 0, x_1263);
-lean_ctor_set(x_1264, 1, x_1261);
-if (lean_is_scalar(x_1258)) {
- x_1265 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1265 = x_1258;
-}
-lean_ctor_set(x_1265, 0, x_1264);
-x_267 = x_1265;
-x_268 = x_1256;
-goto block_328;
-}
-else
-{
-lean_object* x_1266; lean_object* x_1267; lean_object* x_1268; lean_object* x_1269; lean_object* x_1270; lean_object* x_1271; lean_object* x_1272; lean_object* x_1273; lean_object* x_1274; 
-lean_dec(x_1258);
-x_1266 = lean_ctor_get(x_1257, 1);
-lean_inc(x_1266);
-lean_dec(x_1257);
-x_1267 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1253);
-x_1268 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1268, 0, x_1267);
-x_1269 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1270 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1270, 0, x_1269);
-lean_ctor_set(x_1270, 1, x_1268);
-x_1271 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1272 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1271, x_1270, x_5, x_1266, x_7, x_8, x_1256);
-lean_dec(x_5);
-x_1273 = lean_ctor_get(x_1272, 0);
-lean_inc(x_1273);
-x_1274 = lean_ctor_get(x_1272, 1);
-lean_inc(x_1274);
-lean_dec(x_1272);
-x_267 = x_1273;
-x_268 = x_1274;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1288; lean_object* x_1289; lean_object* x_1290; lean_object* x_1291; lean_object* x_1292; lean_object* x_1293; lean_object* x_1294; lean_object* x_1314; lean_object* x_1315; uint8_t x_1316; 
-x_1288 = lean_ctor_get(x_1198, 0);
-lean_inc(x_1288);
-lean_dec(x_1198);
-x_1289 = lean_ctor_get(x_1197, 1);
-lean_inc(x_1289);
-lean_dec(x_1197);
-x_1290 = lean_ctor_get(x_1288, 0);
-lean_inc(x_1290);
-x_1291 = lean_ctor_get(x_1288, 1);
-lean_inc(x_1291);
-if (lean_is_exclusive(x_1288)) {
- lean_ctor_release(x_1288, 0);
- lean_ctor_release(x_1288, 1);
- x_1292 = x_1288;
-} else {
- lean_dec_ref(x_1288);
- x_1292 = lean_box(0);
-}
-x_1314 = l_Lean_Core_getTraceState___rarg(x_8, x_1289);
-x_1315 = lean_ctor_get(x_1314, 0);
-lean_inc(x_1315);
-x_1316 = lean_ctor_get_uint8(x_1315, sizeof(void*)*1);
-lean_dec(x_1315);
-if (x_1316 == 0)
-{
-lean_object* x_1317; lean_object* x_1318; lean_object* x_1319; lean_object* x_1320; 
-x_1317 = lean_ctor_get(x_1314, 1);
-lean_inc(x_1317);
-lean_dec(x_1314);
-x_1318 = lean_box(x_226);
-if (lean_is_scalar(x_1292)) {
- x_1319 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1319 = x_1292;
-}
-lean_ctor_set(x_1319, 0, x_1318);
-lean_ctor_set(x_1319, 1, x_1291);
-x_1320 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1320, 0, x_1319);
-x_1293 = x_1320;
-x_1294 = x_1317;
-goto block_1313;
-}
-else
-{
-lean_object* x_1321; lean_object* x_1322; lean_object* x_1323; lean_object* x_1324; lean_object* x_1325; lean_object* x_1326; lean_object* x_1327; 
-x_1321 = lean_ctor_get(x_1314, 1);
-lean_inc(x_1321);
-lean_dec(x_1314);
-x_1322 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1323 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1322, x_7, x_8, x_1321);
-x_1324 = lean_ctor_get(x_1323, 0);
-lean_inc(x_1324);
-x_1325 = lean_ctor_get(x_1323, 1);
-lean_inc(x_1325);
-lean_dec(x_1323);
-if (lean_is_scalar(x_1292)) {
- x_1326 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1326 = x_1292;
-}
-lean_ctor_set(x_1326, 0, x_1324);
-lean_ctor_set(x_1326, 1, x_1291);
-x_1327 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_1327, 0, x_1326);
-x_1293 = x_1327;
-x_1294 = x_1325;
-goto block_1313;
-}
-block_1313:
-{
-lean_object* x_1295; lean_object* x_1296; lean_object* x_1297; uint8_t x_1298; 
-x_1295 = lean_ctor_get(x_1293, 0);
-lean_inc(x_1295);
-if (lean_is_exclusive(x_1293)) {
- lean_ctor_release(x_1293, 0);
- x_1296 = x_1293;
-} else {
- lean_dec_ref(x_1293);
- x_1296 = lean_box(0);
-}
-x_1297 = lean_ctor_get(x_1295, 0);
-lean_inc(x_1297);
-x_1298 = lean_unbox(x_1297);
-lean_dec(x_1297);
-if (x_1298 == 0)
-{
-lean_object* x_1299; lean_object* x_1300; lean_object* x_1301; lean_object* x_1302; lean_object* x_1303; 
-lean_dec(x_1290);
-lean_dec(x_5);
-x_1299 = lean_ctor_get(x_1295, 1);
-lean_inc(x_1299);
-if (lean_is_exclusive(x_1295)) {
- lean_ctor_release(x_1295, 0);
- lean_ctor_release(x_1295, 1);
- x_1300 = x_1295;
-} else {
- lean_dec_ref(x_1295);
- x_1300 = lean_box(0);
-}
-x_1301 = lean_box(0);
-if (lean_is_scalar(x_1300)) {
- x_1302 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1302 = x_1300;
-}
-lean_ctor_set(x_1302, 0, x_1301);
-lean_ctor_set(x_1302, 1, x_1299);
-if (lean_is_scalar(x_1296)) {
- x_1303 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1303 = x_1296;
-}
-lean_ctor_set(x_1303, 0, x_1302);
-x_267 = x_1303;
-x_268 = x_1294;
-goto block_328;
-}
-else
-{
-lean_object* x_1304; lean_object* x_1305; lean_object* x_1306; lean_object* x_1307; lean_object* x_1308; lean_object* x_1309; lean_object* x_1310; lean_object* x_1311; lean_object* x_1312; 
-lean_dec(x_1296);
-x_1304 = lean_ctor_get(x_1295, 1);
-lean_inc(x_1304);
-lean_dec(x_1295);
-x_1305 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1290);
-x_1306 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1306, 0, x_1305);
-x_1307 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1308 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1308, 0, x_1307);
-lean_ctor_set(x_1308, 1, x_1306);
-x_1309 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1310 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1309, x_1308, x_5, x_1304, x_7, x_8, x_1294);
-lean_dec(x_5);
-x_1311 = lean_ctor_get(x_1310, 0);
-lean_inc(x_1311);
-x_1312 = lean_ctor_get(x_1310, 1);
-lean_inc(x_1312);
-lean_dec(x_1310);
-x_267 = x_1311;
-x_268 = x_1312;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1328; lean_object* x_1329; lean_object* x_1330; lean_object* x_1331; lean_object* x_1332; lean_object* x_1333; lean_object* x_1334; lean_object* x_1335; lean_object* x_1336; lean_object* x_1337; lean_object* x_1338; lean_object* x_1339; lean_object* x_1340; lean_object* x_1341; lean_object* x_1342; lean_object* x_1343; lean_object* x_1344; lean_object* x_1345; lean_object* x_1346; lean_object* x_1347; lean_object* x_1348; lean_object* x_1349; lean_object* x_1350; lean_object* x_1351; lean_object* x_1352; lean_object* x_1372; lean_object* x_1373; uint8_t x_1374; 
-x_1328 = lean_ctor_get(x_1177, 0);
-x_1329 = lean_ctor_get(x_1177, 1);
-x_1330 = lean_ctor_get(x_1177, 2);
-lean_inc(x_1330);
-lean_inc(x_1329);
-lean_inc(x_1328);
-lean_dec(x_1177);
-lean_inc(x_1329);
-x_1331 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1331, 0, x_1328);
-lean_ctor_set(x_1331, 1, x_1329);
-lean_ctor_set(x_1331, 2, x_1181);
-x_1332 = l_Lean_Syntax_setTailInfo(x_1182, x_1331);
-x_1333 = lean_apply_1(x_2, x_1332);
-x_1334 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1334, 0, x_1179);
-lean_ctor_set(x_1334, 1, x_1180);
-lean_ctor_set(x_1334, 2, x_1181);
-x_1335 = l_Lean_Syntax_setHeadInfo(x_1333, x_1334);
-x_1336 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1336, 0, x_1181);
-lean_ctor_set(x_1336, 1, x_1329);
-lean_ctor_set(x_1336, 2, x_1330);
-x_1337 = l_Lean_Syntax_setTailInfo(x_1335, x_1336);
-x_1338 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1337, x_5, x_899, x_7, x_8, x_897);
-x_1339 = lean_ctor_get(x_1338, 0);
-lean_inc(x_1339);
-x_1340 = lean_ctor_get(x_1339, 0);
-lean_inc(x_1340);
-lean_dec(x_1339);
-x_1341 = lean_ctor_get(x_1338, 1);
-lean_inc(x_1341);
-lean_dec(x_1338);
-x_1342 = lean_ctor_get(x_1340, 1);
-lean_inc(x_1342);
-lean_dec(x_1340);
-x_1343 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1342, x_7, x_8, x_1341);
-x_1344 = lean_ctor_get(x_1343, 0);
-lean_inc(x_1344);
-x_1345 = lean_ctor_get(x_1344, 0);
-lean_inc(x_1345);
-if (lean_is_exclusive(x_1344)) {
- lean_ctor_release(x_1344, 0);
- x_1346 = x_1344;
-} else {
- lean_dec_ref(x_1344);
- x_1346 = lean_box(0);
-}
-x_1347 = lean_ctor_get(x_1343, 1);
-lean_inc(x_1347);
-lean_dec(x_1343);
-x_1348 = lean_ctor_get(x_1345, 0);
-lean_inc(x_1348);
-x_1349 = lean_ctor_get(x_1345, 1);
-lean_inc(x_1349);
-if (lean_is_exclusive(x_1345)) {
- lean_ctor_release(x_1345, 0);
- lean_ctor_release(x_1345, 1);
- x_1350 = x_1345;
-} else {
- lean_dec_ref(x_1345);
- x_1350 = lean_box(0);
-}
-x_1372 = l_Lean_Core_getTraceState___rarg(x_8, x_1347);
-x_1373 = lean_ctor_get(x_1372, 0);
-lean_inc(x_1373);
-x_1374 = lean_ctor_get_uint8(x_1373, sizeof(void*)*1);
-lean_dec(x_1373);
-if (x_1374 == 0)
-{
-lean_object* x_1375; lean_object* x_1376; lean_object* x_1377; lean_object* x_1378; 
-x_1375 = lean_ctor_get(x_1372, 1);
-lean_inc(x_1375);
-lean_dec(x_1372);
-x_1376 = lean_box(x_226);
-if (lean_is_scalar(x_1350)) {
- x_1377 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1377 = x_1350;
-}
-lean_ctor_set(x_1377, 0, x_1376);
-lean_ctor_set(x_1377, 1, x_1349);
-if (lean_is_scalar(x_1346)) {
- x_1378 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1378 = x_1346;
-}
-lean_ctor_set(x_1378, 0, x_1377);
-x_1351 = x_1378;
-x_1352 = x_1375;
-goto block_1371;
-}
-else
-{
-lean_object* x_1379; lean_object* x_1380; lean_object* x_1381; lean_object* x_1382; lean_object* x_1383; lean_object* x_1384; lean_object* x_1385; 
-x_1379 = lean_ctor_get(x_1372, 1);
-lean_inc(x_1379);
-lean_dec(x_1372);
-x_1380 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1381 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1380, x_7, x_8, x_1379);
-x_1382 = lean_ctor_get(x_1381, 0);
-lean_inc(x_1382);
-x_1383 = lean_ctor_get(x_1381, 1);
-lean_inc(x_1383);
-lean_dec(x_1381);
-if (lean_is_scalar(x_1350)) {
- x_1384 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1384 = x_1350;
-}
-lean_ctor_set(x_1384, 0, x_1382);
-lean_ctor_set(x_1384, 1, x_1349);
-if (lean_is_scalar(x_1346)) {
- x_1385 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1385 = x_1346;
-}
-lean_ctor_set(x_1385, 0, x_1384);
-x_1351 = x_1385;
-x_1352 = x_1383;
-goto block_1371;
-}
-block_1371:
-{
-lean_object* x_1353; lean_object* x_1354; lean_object* x_1355; uint8_t x_1356; 
-x_1353 = lean_ctor_get(x_1351, 0);
-lean_inc(x_1353);
-if (lean_is_exclusive(x_1351)) {
- lean_ctor_release(x_1351, 0);
- x_1354 = x_1351;
-} else {
- lean_dec_ref(x_1351);
- x_1354 = lean_box(0);
-}
-x_1355 = lean_ctor_get(x_1353, 0);
-lean_inc(x_1355);
-x_1356 = lean_unbox(x_1355);
-lean_dec(x_1355);
-if (x_1356 == 0)
-{
-lean_object* x_1357; lean_object* x_1358; lean_object* x_1359; lean_object* x_1360; lean_object* x_1361; 
-lean_dec(x_1348);
-lean_dec(x_5);
-x_1357 = lean_ctor_get(x_1353, 1);
-lean_inc(x_1357);
-if (lean_is_exclusive(x_1353)) {
- lean_ctor_release(x_1353, 0);
- lean_ctor_release(x_1353, 1);
- x_1358 = x_1353;
-} else {
- lean_dec_ref(x_1353);
- x_1358 = lean_box(0);
-}
-x_1359 = lean_box(0);
-if (lean_is_scalar(x_1358)) {
- x_1360 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1360 = x_1358;
-}
-lean_ctor_set(x_1360, 0, x_1359);
-lean_ctor_set(x_1360, 1, x_1357);
-if (lean_is_scalar(x_1354)) {
- x_1361 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1361 = x_1354;
-}
-lean_ctor_set(x_1361, 0, x_1360);
-x_267 = x_1361;
-x_268 = x_1352;
-goto block_328;
-}
-else
-{
-lean_object* x_1362; lean_object* x_1363; lean_object* x_1364; lean_object* x_1365; lean_object* x_1366; lean_object* x_1367; lean_object* x_1368; lean_object* x_1369; lean_object* x_1370; 
-lean_dec(x_1354);
-x_1362 = lean_ctor_get(x_1353, 1);
-lean_inc(x_1362);
-lean_dec(x_1353);
-x_1363 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1348);
-x_1364 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1364, 0, x_1363);
-x_1365 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1366 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1366, 0, x_1365);
-lean_ctor_set(x_1366, 1, x_1364);
-x_1367 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1368 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1367, x_1366, x_5, x_1362, x_7, x_8, x_1352);
-lean_dec(x_5);
-x_1369 = lean_ctor_get(x_1368, 0);
-lean_inc(x_1369);
-x_1370 = lean_ctor_get(x_1368, 1);
-lean_inc(x_1370);
-lean_dec(x_1368);
-x_267 = x_1369;
-x_268 = x_1370;
-goto block_328;
-}
-}
-}
-}
-else
-{
-lean_object* x_1386; lean_object* x_1387; lean_object* x_1388; lean_object* x_1389; lean_object* x_1390; lean_object* x_1391; lean_object* x_1392; lean_object* x_1393; lean_object* x_1394; lean_object* x_1395; lean_object* x_1396; lean_object* x_1397; lean_object* x_1398; lean_object* x_1399; lean_object* x_1400; lean_object* x_1401; lean_object* x_1402; lean_object* x_1403; lean_object* x_1404; lean_object* x_1405; lean_object* x_1406; lean_object* x_1407; lean_object* x_1408; lean_object* x_1409; lean_object* x_1410; lean_object* x_1411; lean_object* x_1412; lean_object* x_1413; lean_object* x_1414; lean_object* x_1415; lean_object* x_1416; lean_object* x_1417; lean_object* x_1437; lean_object* x_1438; uint8_t x_1439; 
-x_1386 = lean_ctor_get(x_1038, 0);
-x_1387 = lean_ctor_get(x_1038, 1);
-x_1388 = lean_ctor_get(x_1038, 2);
-lean_inc(x_1388);
-lean_inc(x_1387);
-lean_inc(x_1386);
-lean_dec(x_1038);
-x_1389 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_1387);
-x_1390 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1390, 0, x_1389);
-lean_ctor_set(x_1390, 1, x_1387);
-lean_ctor_set(x_1390, 2, x_1388);
-x_1391 = l_Lean_Syntax_setHeadInfo(x_898, x_1390);
-x_1392 = lean_ctor_get(x_1177, 0);
-lean_inc(x_1392);
-x_1393 = lean_ctor_get(x_1177, 1);
-lean_inc(x_1393);
-x_1394 = lean_ctor_get(x_1177, 2);
-lean_inc(x_1394);
-if (lean_is_exclusive(x_1177)) {
- lean_ctor_release(x_1177, 0);
- lean_ctor_release(x_1177, 1);
- lean_ctor_release(x_1177, 2);
- x_1395 = x_1177;
-} else {
- lean_dec_ref(x_1177);
- x_1395 = lean_box(0);
-}
-lean_inc(x_1393);
-if (lean_is_scalar(x_1395)) {
- x_1396 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_1396 = x_1395;
-}
-lean_ctor_set(x_1396, 0, x_1392);
-lean_ctor_set(x_1396, 1, x_1393);
-lean_ctor_set(x_1396, 2, x_1389);
-x_1397 = l_Lean_Syntax_setTailInfo(x_1391, x_1396);
-x_1398 = lean_apply_1(x_2, x_1397);
-x_1399 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1399, 0, x_1386);
-lean_ctor_set(x_1399, 1, x_1387);
-lean_ctor_set(x_1399, 2, x_1389);
-x_1400 = l_Lean_Syntax_setHeadInfo(x_1398, x_1399);
-x_1401 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1401, 0, x_1389);
-lean_ctor_set(x_1401, 1, x_1393);
-lean_ctor_set(x_1401, 2, x_1394);
-x_1402 = l_Lean_Syntax_setTailInfo(x_1400, x_1401);
-x_1403 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1402, x_5, x_899, x_7, x_8, x_897);
-x_1404 = lean_ctor_get(x_1403, 0);
-lean_inc(x_1404);
-x_1405 = lean_ctor_get(x_1404, 0);
-lean_inc(x_1405);
-lean_dec(x_1404);
-x_1406 = lean_ctor_get(x_1403, 1);
-lean_inc(x_1406);
-lean_dec(x_1403);
-x_1407 = lean_ctor_get(x_1405, 1);
-lean_inc(x_1407);
-lean_dec(x_1405);
-x_1408 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1407, x_7, x_8, x_1406);
-x_1409 = lean_ctor_get(x_1408, 0);
-lean_inc(x_1409);
-x_1410 = lean_ctor_get(x_1409, 0);
-lean_inc(x_1410);
-if (lean_is_exclusive(x_1409)) {
- lean_ctor_release(x_1409, 0);
- x_1411 = x_1409;
-} else {
- lean_dec_ref(x_1409);
- x_1411 = lean_box(0);
-}
-x_1412 = lean_ctor_get(x_1408, 1);
-lean_inc(x_1412);
-lean_dec(x_1408);
-x_1413 = lean_ctor_get(x_1410, 0);
-lean_inc(x_1413);
-x_1414 = lean_ctor_get(x_1410, 1);
-lean_inc(x_1414);
-if (lean_is_exclusive(x_1410)) {
- lean_ctor_release(x_1410, 0);
- lean_ctor_release(x_1410, 1);
- x_1415 = x_1410;
-} else {
- lean_dec_ref(x_1410);
- x_1415 = lean_box(0);
-}
-x_1437 = l_Lean_Core_getTraceState___rarg(x_8, x_1412);
-x_1438 = lean_ctor_get(x_1437, 0);
-lean_inc(x_1438);
-x_1439 = lean_ctor_get_uint8(x_1438, sizeof(void*)*1);
-lean_dec(x_1438);
-if (x_1439 == 0)
-{
-lean_object* x_1440; lean_object* x_1441; lean_object* x_1442; lean_object* x_1443; 
-x_1440 = lean_ctor_get(x_1437, 1);
-lean_inc(x_1440);
-lean_dec(x_1437);
-x_1441 = lean_box(x_226);
-if (lean_is_scalar(x_1415)) {
- x_1442 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1442 = x_1415;
-}
-lean_ctor_set(x_1442, 0, x_1441);
-lean_ctor_set(x_1442, 1, x_1414);
-if (lean_is_scalar(x_1411)) {
- x_1443 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1443 = x_1411;
-}
-lean_ctor_set(x_1443, 0, x_1442);
-x_1416 = x_1443;
-x_1417 = x_1440;
-goto block_1436;
-}
-else
-{
-lean_object* x_1444; lean_object* x_1445; lean_object* x_1446; lean_object* x_1447; lean_object* x_1448; lean_object* x_1449; lean_object* x_1450; 
-x_1444 = lean_ctor_get(x_1437, 1);
-lean_inc(x_1444);
-lean_dec(x_1437);
-x_1445 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1446 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1445, x_7, x_8, x_1444);
-x_1447 = lean_ctor_get(x_1446, 0);
-lean_inc(x_1447);
-x_1448 = lean_ctor_get(x_1446, 1);
-lean_inc(x_1448);
-lean_dec(x_1446);
-if (lean_is_scalar(x_1415)) {
- x_1449 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1449 = x_1415;
-}
-lean_ctor_set(x_1449, 0, x_1447);
-lean_ctor_set(x_1449, 1, x_1414);
-if (lean_is_scalar(x_1411)) {
- x_1450 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1450 = x_1411;
-}
-lean_ctor_set(x_1450, 0, x_1449);
-x_1416 = x_1450;
-x_1417 = x_1448;
-goto block_1436;
-}
-block_1436:
-{
-lean_object* x_1418; lean_object* x_1419; lean_object* x_1420; uint8_t x_1421; 
-x_1418 = lean_ctor_get(x_1416, 0);
-lean_inc(x_1418);
-if (lean_is_exclusive(x_1416)) {
- lean_ctor_release(x_1416, 0);
- x_1419 = x_1416;
-} else {
- lean_dec_ref(x_1416);
- x_1419 = lean_box(0);
-}
-x_1420 = lean_ctor_get(x_1418, 0);
-lean_inc(x_1420);
-x_1421 = lean_unbox(x_1420);
-lean_dec(x_1420);
-if (x_1421 == 0)
-{
-lean_object* x_1422; lean_object* x_1423; lean_object* x_1424; lean_object* x_1425; lean_object* x_1426; 
-lean_dec(x_1413);
-lean_dec(x_5);
-x_1422 = lean_ctor_get(x_1418, 1);
-lean_inc(x_1422);
-if (lean_is_exclusive(x_1418)) {
- lean_ctor_release(x_1418, 0);
- lean_ctor_release(x_1418, 1);
- x_1423 = x_1418;
-} else {
- lean_dec_ref(x_1418);
- x_1423 = lean_box(0);
-}
-x_1424 = lean_box(0);
-if (lean_is_scalar(x_1423)) {
- x_1425 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1425 = x_1423;
-}
-lean_ctor_set(x_1425, 0, x_1424);
-lean_ctor_set(x_1425, 1, x_1422);
-if (lean_is_scalar(x_1419)) {
- x_1426 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1426 = x_1419;
-}
-lean_ctor_set(x_1426, 0, x_1425);
-x_267 = x_1426;
-x_268 = x_1417;
-goto block_328;
-}
-else
-{
-lean_object* x_1427; lean_object* x_1428; lean_object* x_1429; lean_object* x_1430; lean_object* x_1431; lean_object* x_1432; lean_object* x_1433; lean_object* x_1434; lean_object* x_1435; 
-lean_dec(x_1419);
-x_1427 = lean_ctor_get(x_1418, 1);
-lean_inc(x_1427);
-lean_dec(x_1418);
-x_1428 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_330, x_1413);
-x_1429 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1429, 0, x_1428);
-x_1430 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1431 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1431, 0, x_1430);
-lean_ctor_set(x_1431, 1, x_1429);
-x_1432 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1433 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1432, x_1431, x_5, x_1427, x_7, x_8, x_1417);
-lean_dec(x_5);
-x_1434 = lean_ctor_get(x_1433, 0);
-lean_inc(x_1434);
-x_1435 = lean_ctor_get(x_1433, 1);
-lean_inc(x_1435);
-lean_dec(x_1433);
-x_267 = x_1434;
-x_268 = x_1435;
-goto block_328;
-}
-}
-}
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_1469; lean_object* x_1470; lean_object* x_1471; lean_object* x_1493; uint8_t x_1850; 
-x_1469 = lean_ctor_get(x_263, 1);
-lean_inc(x_1469);
-lean_dec(x_263);
-x_1850 = lean_nat_dec_lt(x_259, x_3);
-lean_dec(x_259);
-if (x_1850 == 0)
-{
-if (lean_obj_tag(x_258) == 0)
-{
-lean_object* x_1851; lean_object* x_1852; lean_object* x_1853; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1851 = lean_box(0);
-x_1852 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1852, 0, x_1851);
-lean_ctor_set(x_1852, 1, x_1469);
-lean_ctor_set(x_260, 0, x_1852);
-if (lean_is_scalar(x_257)) {
- x_1853 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1853 = x_257;
-}
-lean_ctor_set(x_1853, 0, x_260);
-lean_ctor_set(x_1853, 1, x_261);
-x_24 = x_1853;
-goto block_222;
-}
-else
-{
-lean_object* x_1854; 
-x_1854 = lean_ctor_get(x_23, 1);
-lean_inc(x_1854);
-if (lean_obj_tag(x_1854) == 0)
-{
-lean_object* x_1855; lean_object* x_1856; lean_object* x_1857; 
-lean_dec(x_258);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1855 = lean_box(0);
-x_1856 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1856, 0, x_1855);
-lean_ctor_set(x_1856, 1, x_1469);
-lean_ctor_set(x_260, 0, x_1856);
-if (lean_is_scalar(x_257)) {
- x_1857 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1857 = x_257;
-}
-lean_ctor_set(x_1857, 0, x_260);
-lean_ctor_set(x_1857, 1, x_261);
-x_24 = x_1857;
-goto block_222;
-}
-else
-{
-lean_object* x_1858; lean_object* x_1859; lean_object* x_1860; uint8_t x_1861; 
-x_1858 = lean_ctor_get(x_258, 0);
-lean_inc(x_1858);
-lean_dec(x_258);
-x_1859 = lean_ctor_get(x_1854, 0);
-lean_inc(x_1859);
-lean_dec(x_1854);
-x_1860 = lean_ctor_get(x_23, 2);
-lean_inc(x_1860);
-x_1861 = lean_name_eq(x_1, x_1860);
-lean_dec(x_1860);
-if (x_1861 == 0)
-{
-lean_object* x_1862; lean_object* x_1863; lean_object* x_1864; 
-lean_dec(x_1859);
-lean_dec(x_1858);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1862 = lean_box(0);
-x_1863 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1863, 0, x_1862);
-lean_ctor_set(x_1863, 1, x_1469);
-lean_ctor_set(x_260, 0, x_1863);
-if (lean_is_scalar(x_257)) {
- x_1864 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1864 = x_257;
-}
-lean_ctor_set(x_1864, 0, x_260);
-lean_ctor_set(x_1864, 1, x_261);
-x_24 = x_1864;
-goto block_222;
-}
-else
-{
-uint8_t x_1865; 
-x_1865 = lean_nat_dec_le(x_1858, x_1859);
-lean_dec(x_1859);
-lean_dec(x_1858);
-if (x_1865 == 0)
-{
-lean_object* x_1866; lean_object* x_1867; lean_object* x_1868; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_1866 = lean_box(0);
-x_1867 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_1867, 0, x_1866);
-lean_ctor_set(x_1867, 1, x_1469);
-lean_ctor_set(x_260, 0, x_1867);
-if (lean_is_scalar(x_257)) {
- x_1868 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1868 = x_257;
-}
-lean_ctor_set(x_1868, 0, x_260);
-lean_ctor_set(x_1868, 1, x_261);
-x_24 = x_1868;
-goto block_222;
-}
-else
-{
-lean_object* x_1869; 
-lean_free_object(x_260);
-lean_dec(x_257);
-x_1869 = lean_box(0);
-x_1493 = x_1869;
-goto block_1849;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_1870; 
-lean_free_object(x_260);
-lean_dec(x_258);
-lean_dec(x_257);
-x_1870 = lean_box(0);
-x_1493 = x_1870;
-goto block_1849;
-}
-block_1492:
-{
-lean_object* x_1472; lean_object* x_1473; lean_object* x_1474; lean_object* x_1475; lean_object* x_1476; lean_object* x_1477; lean_object* x_1478; lean_object* x_1479; lean_object* x_1480; lean_object* x_1481; lean_object* x_1482; lean_object* x_1483; uint8_t x_1484; lean_object* x_1485; lean_object* x_1486; lean_object* x_1487; lean_object* x_1488; lean_object* x_1489; lean_object* x_1490; lean_object* x_1491; 
-x_1472 = lean_ctor_get(x_1470, 0);
-lean_inc(x_1472);
-lean_dec(x_1470);
-x_1473 = lean_ctor_get(x_1472, 1);
-lean_inc(x_1473);
-lean_dec(x_1472);
-x_1474 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1473, x_7, x_8, x_1471);
-lean_dec(x_8);
-lean_dec(x_7);
-x_1475 = lean_ctor_get(x_1474, 0);
-lean_inc(x_1475);
-x_1476 = lean_ctor_get(x_1475, 0);
-lean_inc(x_1476);
-if (lean_is_exclusive(x_1475)) {
- lean_ctor_release(x_1475, 0);
- x_1477 = x_1475;
-} else {
- lean_dec_ref(x_1475);
- x_1477 = lean_box(0);
-}
-x_1478 = lean_ctor_get(x_1476, 1);
-lean_inc(x_1478);
-if (lean_is_exclusive(x_1476)) {
- lean_ctor_release(x_1476, 0);
- lean_ctor_release(x_1476, 1);
- x_1479 = x_1476;
-} else {
- lean_dec_ref(x_1476);
- x_1479 = lean_box(0);
-}
-x_1480 = lean_ctor_get(x_1474, 1);
-lean_inc(x_1480);
-if (lean_is_exclusive(x_1474)) {
- lean_ctor_release(x_1474, 0);
- lean_ctor_release(x_1474, 1);
- x_1481 = x_1474;
-} else {
- lean_dec_ref(x_1474);
- x_1481 = lean_box(0);
-}
-x_1482 = lean_ctor_get(x_1478, 0);
-lean_inc(x_1482);
-x_1483 = lean_ctor_get(x_1478, 3);
-lean_inc(x_1483);
-x_1484 = lean_ctor_get_uint8(x_1478, sizeof(void*)*5);
-if (lean_is_exclusive(x_1478)) {
- lean_ctor_release(x_1478, 0);
- lean_ctor_release(x_1478, 1);
- lean_ctor_release(x_1478, 2);
- lean_ctor_release(x_1478, 3);
- lean_ctor_release(x_1478, 4);
- x_1485 = x_1478;
-} else {
- lean_dec_ref(x_1478);
- x_1485 = lean_box(0);
-}
-x_1486 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_1485)) {
- x_1487 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_1487 = x_1485;
-}
-lean_ctor_set(x_1487, 0, x_1482);
-lean_ctor_set(x_1487, 1, x_1486);
-lean_ctor_set(x_1487, 2, x_1);
-lean_ctor_set(x_1487, 3, x_1483);
-lean_ctor_set(x_1487, 4, x_224);
-lean_ctor_set_uint8(x_1487, sizeof(void*)*5, x_1484);
-x_1488 = lean_box(0);
-if (lean_is_scalar(x_1479)) {
- x_1489 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1489 = x_1479;
-}
-lean_ctor_set(x_1489, 0, x_1488);
-lean_ctor_set(x_1489, 1, x_1487);
-if (lean_is_scalar(x_1477)) {
- x_1490 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1490 = x_1477;
-}
-lean_ctor_set(x_1490, 0, x_1489);
-if (lean_is_scalar(x_1481)) {
- x_1491 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1491 = x_1481;
-}
-lean_ctor_set(x_1491, 0, x_1490);
-lean_ctor_set(x_1491, 1, x_1480);
-x_24 = x_1491;
-goto block_222;
-}
-block_1849:
-{
-lean_object* x_1494; uint8_t x_1495; 
-lean_dec(x_1493);
-x_1494 = lean_unsigned_to_nat(0u);
-x_1495 = lean_nat_dec_lt(x_1494, x_22);
-lean_dec(x_22);
-if (x_1495 == 0)
-{
-lean_object* x_1496; lean_object* x_1497; lean_object* x_1498; lean_object* x_1499; lean_object* x_1500; lean_object* x_1501; lean_object* x_1502; 
-x_1496 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1469, x_7, x_8, x_261);
-x_1497 = lean_ctor_get(x_1496, 0);
-lean_inc(x_1497);
-x_1498 = lean_ctor_get(x_1497, 0);
-lean_inc(x_1498);
-lean_dec(x_1497);
-x_1499 = lean_ctor_get(x_1496, 1);
-lean_inc(x_1499);
-lean_dec(x_1496);
-x_1500 = lean_ctor_get(x_1498, 0);
-lean_inc(x_1500);
-x_1501 = lean_ctor_get(x_1498, 1);
-lean_inc(x_1501);
-lean_dec(x_1498);
-x_1502 = l_Lean_Syntax_getHeadInfo___main(x_1500);
-if (lean_obj_tag(x_1502) == 0)
-{
-lean_object* x_1503; lean_object* x_1504; lean_object* x_1505; lean_object* x_1506; lean_object* x_1507; lean_object* x_1508; lean_object* x_1509; lean_object* x_1510; lean_object* x_1511; lean_object* x_1512; lean_object* x_1513; lean_object* x_1514; lean_object* x_1515; lean_object* x_1516; lean_object* x_1517; lean_object* x_1518; lean_object* x_1538; lean_object* x_1539; uint8_t x_1540; 
-x_1503 = lean_apply_1(x_2, x_1500);
-x_1504 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1503, x_5, x_1501, x_7, x_8, x_1499);
-x_1505 = lean_ctor_get(x_1504, 0);
-lean_inc(x_1505);
-x_1506 = lean_ctor_get(x_1505, 0);
-lean_inc(x_1506);
-lean_dec(x_1505);
-x_1507 = lean_ctor_get(x_1504, 1);
-lean_inc(x_1507);
-lean_dec(x_1504);
-x_1508 = lean_ctor_get(x_1506, 1);
-lean_inc(x_1508);
-lean_dec(x_1506);
-x_1509 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1508, x_7, x_8, x_1507);
-x_1510 = lean_ctor_get(x_1509, 0);
-lean_inc(x_1510);
-x_1511 = lean_ctor_get(x_1510, 0);
-lean_inc(x_1511);
-if (lean_is_exclusive(x_1510)) {
- lean_ctor_release(x_1510, 0);
- x_1512 = x_1510;
-} else {
- lean_dec_ref(x_1510);
- x_1512 = lean_box(0);
-}
-x_1513 = lean_ctor_get(x_1509, 1);
-lean_inc(x_1513);
-lean_dec(x_1509);
-x_1514 = lean_ctor_get(x_1511, 0);
-lean_inc(x_1514);
-x_1515 = lean_ctor_get(x_1511, 1);
-lean_inc(x_1515);
-if (lean_is_exclusive(x_1511)) {
- lean_ctor_release(x_1511, 0);
- lean_ctor_release(x_1511, 1);
- x_1516 = x_1511;
-} else {
- lean_dec_ref(x_1511);
- x_1516 = lean_box(0);
-}
-x_1538 = l_Lean_Core_getTraceState___rarg(x_8, x_1513);
-x_1539 = lean_ctor_get(x_1538, 0);
-lean_inc(x_1539);
-x_1540 = lean_ctor_get_uint8(x_1539, sizeof(void*)*1);
-lean_dec(x_1539);
-if (x_1540 == 0)
-{
-lean_object* x_1541; lean_object* x_1542; lean_object* x_1543; lean_object* x_1544; 
-x_1541 = lean_ctor_get(x_1538, 1);
-lean_inc(x_1541);
-lean_dec(x_1538);
-x_1542 = lean_box(x_226);
-if (lean_is_scalar(x_1516)) {
- x_1543 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1543 = x_1516;
-}
-lean_ctor_set(x_1543, 0, x_1542);
-lean_ctor_set(x_1543, 1, x_1515);
-if (lean_is_scalar(x_1512)) {
- x_1544 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1544 = x_1512;
-}
-lean_ctor_set(x_1544, 0, x_1543);
-x_1517 = x_1544;
-x_1518 = x_1541;
-goto block_1537;
-}
-else
-{
-lean_object* x_1545; lean_object* x_1546; lean_object* x_1547; lean_object* x_1548; lean_object* x_1549; lean_object* x_1550; lean_object* x_1551; 
-x_1545 = lean_ctor_get(x_1538, 1);
-lean_inc(x_1545);
-lean_dec(x_1538);
-x_1546 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1547 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1546, x_7, x_8, x_1545);
-x_1548 = lean_ctor_get(x_1547, 0);
-lean_inc(x_1548);
-x_1549 = lean_ctor_get(x_1547, 1);
-lean_inc(x_1549);
-lean_dec(x_1547);
-if (lean_is_scalar(x_1516)) {
- x_1550 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1550 = x_1516;
-}
-lean_ctor_set(x_1550, 0, x_1548);
-lean_ctor_set(x_1550, 1, x_1515);
-if (lean_is_scalar(x_1512)) {
- x_1551 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1551 = x_1512;
-}
-lean_ctor_set(x_1551, 0, x_1550);
-x_1517 = x_1551;
-x_1518 = x_1549;
-goto block_1537;
-}
-block_1537:
-{
-lean_object* x_1519; lean_object* x_1520; lean_object* x_1521; uint8_t x_1522; 
-x_1519 = lean_ctor_get(x_1517, 0);
-lean_inc(x_1519);
-if (lean_is_exclusive(x_1517)) {
- lean_ctor_release(x_1517, 0);
- x_1520 = x_1517;
-} else {
- lean_dec_ref(x_1517);
- x_1520 = lean_box(0);
-}
-x_1521 = lean_ctor_get(x_1519, 0);
-lean_inc(x_1521);
-x_1522 = lean_unbox(x_1521);
-lean_dec(x_1521);
-if (x_1522 == 0)
-{
-lean_object* x_1523; lean_object* x_1524; lean_object* x_1525; lean_object* x_1526; lean_object* x_1527; 
-lean_dec(x_1514);
-lean_dec(x_5);
-x_1523 = lean_ctor_get(x_1519, 1);
-lean_inc(x_1523);
-if (lean_is_exclusive(x_1519)) {
- lean_ctor_release(x_1519, 0);
- lean_ctor_release(x_1519, 1);
- x_1524 = x_1519;
-} else {
- lean_dec_ref(x_1519);
- x_1524 = lean_box(0);
-}
-x_1525 = lean_box(0);
-if (lean_is_scalar(x_1524)) {
- x_1526 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1526 = x_1524;
-}
-lean_ctor_set(x_1526, 0, x_1525);
-lean_ctor_set(x_1526, 1, x_1523);
-if (lean_is_scalar(x_1520)) {
- x_1527 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1527 = x_1520;
-}
-lean_ctor_set(x_1527, 0, x_1526);
-x_1470 = x_1527;
-x_1471 = x_1518;
-goto block_1492;
-}
-else
-{
-lean_object* x_1528; lean_object* x_1529; lean_object* x_1530; lean_object* x_1531; lean_object* x_1532; lean_object* x_1533; lean_object* x_1534; lean_object* x_1535; lean_object* x_1536; 
-lean_dec(x_1520);
-x_1528 = lean_ctor_get(x_1519, 1);
-lean_inc(x_1528);
-lean_dec(x_1519);
-x_1529 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1514);
-x_1530 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1530, 0, x_1529);
-x_1531 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1532 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1532, 0, x_1531);
-lean_ctor_set(x_1532, 1, x_1530);
-x_1533 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1534 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1533, x_1532, x_5, x_1528, x_7, x_8, x_1518);
-lean_dec(x_5);
-x_1535 = lean_ctor_get(x_1534, 0);
-lean_inc(x_1535);
-x_1536 = lean_ctor_get(x_1534, 1);
-lean_inc(x_1536);
-lean_dec(x_1534);
-x_1470 = x_1535;
-x_1471 = x_1536;
-goto block_1492;
-}
-}
-}
-else
-{
-lean_object* x_1552; lean_object* x_1553; 
-x_1552 = lean_ctor_get(x_1502, 0);
-lean_inc(x_1552);
-lean_dec(x_1502);
-x_1553 = l_Lean_Syntax_getTailInfo___main(x_1500);
-if (lean_obj_tag(x_1553) == 0)
-{
-lean_object* x_1554; lean_object* x_1555; lean_object* x_1556; lean_object* x_1557; lean_object* x_1558; lean_object* x_1559; lean_object* x_1560; lean_object* x_1561; lean_object* x_1562; lean_object* x_1563; lean_object* x_1564; lean_object* x_1565; lean_object* x_1566; lean_object* x_1567; lean_object* x_1568; lean_object* x_1569; lean_object* x_1589; lean_object* x_1590; uint8_t x_1591; 
-lean_dec(x_1552);
-x_1554 = lean_apply_1(x_2, x_1500);
-x_1555 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1554, x_5, x_1501, x_7, x_8, x_1499);
-x_1556 = lean_ctor_get(x_1555, 0);
-lean_inc(x_1556);
-x_1557 = lean_ctor_get(x_1556, 0);
-lean_inc(x_1557);
-lean_dec(x_1556);
-x_1558 = lean_ctor_get(x_1555, 1);
-lean_inc(x_1558);
-lean_dec(x_1555);
-x_1559 = lean_ctor_get(x_1557, 1);
-lean_inc(x_1559);
-lean_dec(x_1557);
-x_1560 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1559, x_7, x_8, x_1558);
-x_1561 = lean_ctor_get(x_1560, 0);
-lean_inc(x_1561);
-x_1562 = lean_ctor_get(x_1561, 0);
-lean_inc(x_1562);
-if (lean_is_exclusive(x_1561)) {
- lean_ctor_release(x_1561, 0);
- x_1563 = x_1561;
-} else {
- lean_dec_ref(x_1561);
- x_1563 = lean_box(0);
-}
-x_1564 = lean_ctor_get(x_1560, 1);
-lean_inc(x_1564);
-lean_dec(x_1560);
-x_1565 = lean_ctor_get(x_1562, 0);
-lean_inc(x_1565);
-x_1566 = lean_ctor_get(x_1562, 1);
-lean_inc(x_1566);
-if (lean_is_exclusive(x_1562)) {
- lean_ctor_release(x_1562, 0);
- lean_ctor_release(x_1562, 1);
- x_1567 = x_1562;
-} else {
- lean_dec_ref(x_1562);
- x_1567 = lean_box(0);
-}
-x_1589 = l_Lean_Core_getTraceState___rarg(x_8, x_1564);
-x_1590 = lean_ctor_get(x_1589, 0);
-lean_inc(x_1590);
-x_1591 = lean_ctor_get_uint8(x_1590, sizeof(void*)*1);
-lean_dec(x_1590);
-if (x_1591 == 0)
-{
-lean_object* x_1592; lean_object* x_1593; lean_object* x_1594; lean_object* x_1595; 
-x_1592 = lean_ctor_get(x_1589, 1);
-lean_inc(x_1592);
-lean_dec(x_1589);
-x_1593 = lean_box(x_226);
-if (lean_is_scalar(x_1567)) {
- x_1594 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1594 = x_1567;
-}
-lean_ctor_set(x_1594, 0, x_1593);
-lean_ctor_set(x_1594, 1, x_1566);
-if (lean_is_scalar(x_1563)) {
- x_1595 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1595 = x_1563;
-}
-lean_ctor_set(x_1595, 0, x_1594);
-x_1568 = x_1595;
-x_1569 = x_1592;
-goto block_1588;
-}
-else
-{
-lean_object* x_1596; lean_object* x_1597; lean_object* x_1598; lean_object* x_1599; lean_object* x_1600; lean_object* x_1601; lean_object* x_1602; 
-x_1596 = lean_ctor_get(x_1589, 1);
-lean_inc(x_1596);
-lean_dec(x_1589);
-x_1597 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1598 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1597, x_7, x_8, x_1596);
-x_1599 = lean_ctor_get(x_1598, 0);
-lean_inc(x_1599);
-x_1600 = lean_ctor_get(x_1598, 1);
-lean_inc(x_1600);
-lean_dec(x_1598);
-if (lean_is_scalar(x_1567)) {
- x_1601 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1601 = x_1567;
-}
-lean_ctor_set(x_1601, 0, x_1599);
-lean_ctor_set(x_1601, 1, x_1566);
-if (lean_is_scalar(x_1563)) {
- x_1602 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1602 = x_1563;
-}
-lean_ctor_set(x_1602, 0, x_1601);
-x_1568 = x_1602;
-x_1569 = x_1600;
-goto block_1588;
-}
-block_1588:
-{
-lean_object* x_1570; lean_object* x_1571; lean_object* x_1572; uint8_t x_1573; 
-x_1570 = lean_ctor_get(x_1568, 0);
-lean_inc(x_1570);
-if (lean_is_exclusive(x_1568)) {
- lean_ctor_release(x_1568, 0);
- x_1571 = x_1568;
-} else {
- lean_dec_ref(x_1568);
- x_1571 = lean_box(0);
-}
-x_1572 = lean_ctor_get(x_1570, 0);
-lean_inc(x_1572);
-x_1573 = lean_unbox(x_1572);
-lean_dec(x_1572);
-if (x_1573 == 0)
-{
-lean_object* x_1574; lean_object* x_1575; lean_object* x_1576; lean_object* x_1577; lean_object* x_1578; 
-lean_dec(x_1565);
-lean_dec(x_5);
-x_1574 = lean_ctor_get(x_1570, 1);
-lean_inc(x_1574);
-if (lean_is_exclusive(x_1570)) {
- lean_ctor_release(x_1570, 0);
- lean_ctor_release(x_1570, 1);
- x_1575 = x_1570;
-} else {
- lean_dec_ref(x_1570);
- x_1575 = lean_box(0);
-}
-x_1576 = lean_box(0);
-if (lean_is_scalar(x_1575)) {
- x_1577 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1577 = x_1575;
-}
-lean_ctor_set(x_1577, 0, x_1576);
-lean_ctor_set(x_1577, 1, x_1574);
-if (lean_is_scalar(x_1571)) {
- x_1578 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1578 = x_1571;
-}
-lean_ctor_set(x_1578, 0, x_1577);
-x_1470 = x_1578;
-x_1471 = x_1569;
-goto block_1492;
-}
-else
-{
-lean_object* x_1579; lean_object* x_1580; lean_object* x_1581; lean_object* x_1582; lean_object* x_1583; lean_object* x_1584; lean_object* x_1585; lean_object* x_1586; lean_object* x_1587; 
-lean_dec(x_1571);
-x_1579 = lean_ctor_get(x_1570, 1);
-lean_inc(x_1579);
-lean_dec(x_1570);
-x_1580 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1565);
-x_1581 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1581, 0, x_1580);
-x_1582 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1583 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1583, 0, x_1582);
-lean_ctor_set(x_1583, 1, x_1581);
-x_1584 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1585 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1584, x_1583, x_5, x_1579, x_7, x_8, x_1569);
-lean_dec(x_5);
-x_1586 = lean_ctor_get(x_1585, 0);
-lean_inc(x_1586);
-x_1587 = lean_ctor_get(x_1585, 1);
-lean_inc(x_1587);
-lean_dec(x_1585);
-x_1470 = x_1586;
-x_1471 = x_1587;
-goto block_1492;
-}
-}
-}
-else
-{
-lean_object* x_1603; lean_object* x_1604; lean_object* x_1605; lean_object* x_1606; lean_object* x_1607; lean_object* x_1608; lean_object* x_1609; lean_object* x_1610; lean_object* x_1611; lean_object* x_1612; lean_object* x_1613; lean_object* x_1614; lean_object* x_1615; lean_object* x_1616; lean_object* x_1617; lean_object* x_1618; lean_object* x_1619; lean_object* x_1620; lean_object* x_1621; lean_object* x_1622; lean_object* x_1623; lean_object* x_1624; lean_object* x_1625; lean_object* x_1626; lean_object* x_1627; lean_object* x_1628; lean_object* x_1629; lean_object* x_1630; lean_object* x_1631; lean_object* x_1632; lean_object* x_1633; lean_object* x_1634; lean_object* x_1635; lean_object* x_1636; lean_object* x_1656; lean_object* x_1657; uint8_t x_1658; 
-x_1603 = lean_ctor_get(x_1553, 0);
-lean_inc(x_1603);
-lean_dec(x_1553);
-x_1604 = lean_ctor_get(x_1552, 0);
-lean_inc(x_1604);
-x_1605 = lean_ctor_get(x_1552, 1);
-lean_inc(x_1605);
-x_1606 = lean_ctor_get(x_1552, 2);
-lean_inc(x_1606);
-if (lean_is_exclusive(x_1552)) {
- lean_ctor_release(x_1552, 0);
- lean_ctor_release(x_1552, 1);
- lean_ctor_release(x_1552, 2);
- x_1607 = x_1552;
-} else {
- lean_dec_ref(x_1552);
- x_1607 = lean_box(0);
-}
-x_1608 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_1605);
-if (lean_is_scalar(x_1607)) {
- x_1609 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_1609 = x_1607;
-}
-lean_ctor_set(x_1609, 0, x_1608);
-lean_ctor_set(x_1609, 1, x_1605);
-lean_ctor_set(x_1609, 2, x_1606);
-x_1610 = l_Lean_Syntax_setHeadInfo(x_1500, x_1609);
-x_1611 = lean_ctor_get(x_1603, 0);
-lean_inc(x_1611);
-x_1612 = lean_ctor_get(x_1603, 1);
-lean_inc(x_1612);
-x_1613 = lean_ctor_get(x_1603, 2);
-lean_inc(x_1613);
-if (lean_is_exclusive(x_1603)) {
- lean_ctor_release(x_1603, 0);
- lean_ctor_release(x_1603, 1);
- lean_ctor_release(x_1603, 2);
- x_1614 = x_1603;
-} else {
- lean_dec_ref(x_1603);
- x_1614 = lean_box(0);
-}
-lean_inc(x_1612);
-if (lean_is_scalar(x_1614)) {
- x_1615 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_1615 = x_1614;
-}
-lean_ctor_set(x_1615, 0, x_1611);
-lean_ctor_set(x_1615, 1, x_1612);
-lean_ctor_set(x_1615, 2, x_1608);
-x_1616 = l_Lean_Syntax_setTailInfo(x_1610, x_1615);
-x_1617 = lean_apply_1(x_2, x_1616);
-x_1618 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1618, 0, x_1604);
-lean_ctor_set(x_1618, 1, x_1605);
-lean_ctor_set(x_1618, 2, x_1608);
-x_1619 = l_Lean_Syntax_setHeadInfo(x_1617, x_1618);
-x_1620 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1620, 0, x_1608);
-lean_ctor_set(x_1620, 1, x_1612);
-lean_ctor_set(x_1620, 2, x_1613);
-x_1621 = l_Lean_Syntax_setTailInfo(x_1619, x_1620);
-x_1622 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1621, x_5, x_1501, x_7, x_8, x_1499);
-x_1623 = lean_ctor_get(x_1622, 0);
-lean_inc(x_1623);
-x_1624 = lean_ctor_get(x_1623, 0);
-lean_inc(x_1624);
-lean_dec(x_1623);
-x_1625 = lean_ctor_get(x_1622, 1);
-lean_inc(x_1625);
-lean_dec(x_1622);
-x_1626 = lean_ctor_get(x_1624, 1);
-lean_inc(x_1626);
-lean_dec(x_1624);
-x_1627 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1626, x_7, x_8, x_1625);
-x_1628 = lean_ctor_get(x_1627, 0);
-lean_inc(x_1628);
-x_1629 = lean_ctor_get(x_1628, 0);
-lean_inc(x_1629);
-if (lean_is_exclusive(x_1628)) {
- lean_ctor_release(x_1628, 0);
- x_1630 = x_1628;
-} else {
- lean_dec_ref(x_1628);
- x_1630 = lean_box(0);
-}
-x_1631 = lean_ctor_get(x_1627, 1);
-lean_inc(x_1631);
-lean_dec(x_1627);
-x_1632 = lean_ctor_get(x_1629, 0);
-lean_inc(x_1632);
-x_1633 = lean_ctor_get(x_1629, 1);
-lean_inc(x_1633);
-if (lean_is_exclusive(x_1629)) {
- lean_ctor_release(x_1629, 0);
- lean_ctor_release(x_1629, 1);
- x_1634 = x_1629;
-} else {
- lean_dec_ref(x_1629);
- x_1634 = lean_box(0);
-}
-x_1656 = l_Lean_Core_getTraceState___rarg(x_8, x_1631);
-x_1657 = lean_ctor_get(x_1656, 0);
-lean_inc(x_1657);
-x_1658 = lean_ctor_get_uint8(x_1657, sizeof(void*)*1);
-lean_dec(x_1657);
-if (x_1658 == 0)
-{
-lean_object* x_1659; lean_object* x_1660; lean_object* x_1661; lean_object* x_1662; 
-x_1659 = lean_ctor_get(x_1656, 1);
-lean_inc(x_1659);
-lean_dec(x_1656);
-x_1660 = lean_box(x_226);
-if (lean_is_scalar(x_1634)) {
- x_1661 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1661 = x_1634;
-}
-lean_ctor_set(x_1661, 0, x_1660);
-lean_ctor_set(x_1661, 1, x_1633);
-if (lean_is_scalar(x_1630)) {
- x_1662 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1662 = x_1630;
-}
-lean_ctor_set(x_1662, 0, x_1661);
-x_1635 = x_1662;
-x_1636 = x_1659;
-goto block_1655;
-}
-else
-{
-lean_object* x_1663; lean_object* x_1664; lean_object* x_1665; lean_object* x_1666; lean_object* x_1667; lean_object* x_1668; lean_object* x_1669; 
-x_1663 = lean_ctor_get(x_1656, 1);
-lean_inc(x_1663);
-lean_dec(x_1656);
-x_1664 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1665 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1664, x_7, x_8, x_1663);
-x_1666 = lean_ctor_get(x_1665, 0);
-lean_inc(x_1666);
-x_1667 = lean_ctor_get(x_1665, 1);
-lean_inc(x_1667);
-lean_dec(x_1665);
-if (lean_is_scalar(x_1634)) {
- x_1668 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1668 = x_1634;
-}
-lean_ctor_set(x_1668, 0, x_1666);
-lean_ctor_set(x_1668, 1, x_1633);
-if (lean_is_scalar(x_1630)) {
- x_1669 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1669 = x_1630;
-}
-lean_ctor_set(x_1669, 0, x_1668);
-x_1635 = x_1669;
-x_1636 = x_1667;
-goto block_1655;
-}
-block_1655:
-{
-lean_object* x_1637; lean_object* x_1638; lean_object* x_1639; uint8_t x_1640; 
-x_1637 = lean_ctor_get(x_1635, 0);
-lean_inc(x_1637);
-if (lean_is_exclusive(x_1635)) {
- lean_ctor_release(x_1635, 0);
- x_1638 = x_1635;
-} else {
- lean_dec_ref(x_1635);
- x_1638 = lean_box(0);
-}
-x_1639 = lean_ctor_get(x_1637, 0);
-lean_inc(x_1639);
-x_1640 = lean_unbox(x_1639);
-lean_dec(x_1639);
-if (x_1640 == 0)
-{
-lean_object* x_1641; lean_object* x_1642; lean_object* x_1643; lean_object* x_1644; lean_object* x_1645; 
-lean_dec(x_1632);
-lean_dec(x_5);
-x_1641 = lean_ctor_get(x_1637, 1);
-lean_inc(x_1641);
-if (lean_is_exclusive(x_1637)) {
- lean_ctor_release(x_1637, 0);
- lean_ctor_release(x_1637, 1);
- x_1642 = x_1637;
-} else {
- lean_dec_ref(x_1637);
- x_1642 = lean_box(0);
-}
-x_1643 = lean_box(0);
-if (lean_is_scalar(x_1642)) {
- x_1644 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1644 = x_1642;
-}
-lean_ctor_set(x_1644, 0, x_1643);
-lean_ctor_set(x_1644, 1, x_1641);
-if (lean_is_scalar(x_1638)) {
- x_1645 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1645 = x_1638;
-}
-lean_ctor_set(x_1645, 0, x_1644);
-x_1470 = x_1645;
-x_1471 = x_1636;
-goto block_1492;
-}
-else
-{
-lean_object* x_1646; lean_object* x_1647; lean_object* x_1648; lean_object* x_1649; lean_object* x_1650; lean_object* x_1651; lean_object* x_1652; lean_object* x_1653; lean_object* x_1654; 
-lean_dec(x_1638);
-x_1646 = lean_ctor_get(x_1637, 1);
-lean_inc(x_1646);
-lean_dec(x_1637);
-x_1647 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1632);
-x_1648 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1648, 0, x_1647);
-x_1649 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1650 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1650, 0, x_1649);
-lean_ctor_set(x_1650, 1, x_1648);
-x_1651 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1652 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1651, x_1650, x_5, x_1646, x_7, x_8, x_1636);
-lean_dec(x_5);
-x_1653 = lean_ctor_get(x_1652, 0);
-lean_inc(x_1653);
-x_1654 = lean_ctor_get(x_1652, 1);
-lean_inc(x_1654);
-lean_dec(x_1652);
-x_1470 = x_1653;
-x_1471 = x_1654;
-goto block_1492;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_1670; lean_object* x_1671; lean_object* x_1672; lean_object* x_1673; lean_object* x_1674; lean_object* x_1675; lean_object* x_1676; lean_object* x_1677; lean_object* x_1678; lean_object* x_1679; lean_object* x_1680; lean_object* x_1681; 
-x_1670 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_1469, x_7, x_8, x_261);
-x_1671 = lean_ctor_get(x_1670, 0);
-lean_inc(x_1671);
-x_1672 = lean_ctor_get(x_1671, 0);
-lean_inc(x_1672);
-lean_dec(x_1671);
-x_1673 = lean_ctor_get(x_1670, 1);
-lean_inc(x_1673);
-lean_dec(x_1670);
-x_1674 = lean_ctor_get(x_1672, 1);
-lean_inc(x_1674);
-lean_dec(x_1672);
-x_1675 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1674, x_7, x_8, x_1673);
-x_1676 = lean_ctor_get(x_1675, 0);
-lean_inc(x_1676);
-x_1677 = lean_ctor_get(x_1676, 0);
-lean_inc(x_1677);
-lean_dec(x_1676);
-x_1678 = lean_ctor_get(x_1675, 1);
-lean_inc(x_1678);
-lean_dec(x_1675);
-x_1679 = lean_ctor_get(x_1677, 0);
-lean_inc(x_1679);
-x_1680 = lean_ctor_get(x_1677, 1);
-lean_inc(x_1680);
-lean_dec(x_1677);
-x_1681 = l_Lean_Syntax_getHeadInfo___main(x_1679);
-if (lean_obj_tag(x_1681) == 0)
-{
-lean_object* x_1682; lean_object* x_1683; lean_object* x_1684; lean_object* x_1685; lean_object* x_1686; lean_object* x_1687; lean_object* x_1688; lean_object* x_1689; lean_object* x_1690; lean_object* x_1691; lean_object* x_1692; lean_object* x_1693; lean_object* x_1694; lean_object* x_1695; lean_object* x_1696; lean_object* x_1697; lean_object* x_1717; lean_object* x_1718; uint8_t x_1719; 
-x_1682 = lean_apply_1(x_2, x_1679);
-x_1683 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1682, x_5, x_1680, x_7, x_8, x_1678);
-x_1684 = lean_ctor_get(x_1683, 0);
-lean_inc(x_1684);
-x_1685 = lean_ctor_get(x_1684, 0);
-lean_inc(x_1685);
-lean_dec(x_1684);
-x_1686 = lean_ctor_get(x_1683, 1);
-lean_inc(x_1686);
-lean_dec(x_1683);
-x_1687 = lean_ctor_get(x_1685, 1);
-lean_inc(x_1687);
-lean_dec(x_1685);
-x_1688 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1687, x_7, x_8, x_1686);
-x_1689 = lean_ctor_get(x_1688, 0);
-lean_inc(x_1689);
-x_1690 = lean_ctor_get(x_1689, 0);
-lean_inc(x_1690);
-if (lean_is_exclusive(x_1689)) {
- lean_ctor_release(x_1689, 0);
- x_1691 = x_1689;
-} else {
- lean_dec_ref(x_1689);
- x_1691 = lean_box(0);
-}
-x_1692 = lean_ctor_get(x_1688, 1);
-lean_inc(x_1692);
-lean_dec(x_1688);
-x_1693 = lean_ctor_get(x_1690, 0);
-lean_inc(x_1693);
-x_1694 = lean_ctor_get(x_1690, 1);
-lean_inc(x_1694);
-if (lean_is_exclusive(x_1690)) {
- lean_ctor_release(x_1690, 0);
- lean_ctor_release(x_1690, 1);
- x_1695 = x_1690;
-} else {
- lean_dec_ref(x_1690);
- x_1695 = lean_box(0);
-}
-x_1717 = l_Lean_Core_getTraceState___rarg(x_8, x_1692);
-x_1718 = lean_ctor_get(x_1717, 0);
-lean_inc(x_1718);
-x_1719 = lean_ctor_get_uint8(x_1718, sizeof(void*)*1);
-lean_dec(x_1718);
-if (x_1719 == 0)
-{
-lean_object* x_1720; lean_object* x_1721; lean_object* x_1722; lean_object* x_1723; 
-x_1720 = lean_ctor_get(x_1717, 1);
-lean_inc(x_1720);
-lean_dec(x_1717);
-x_1721 = lean_box(x_226);
-if (lean_is_scalar(x_1695)) {
- x_1722 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1722 = x_1695;
-}
-lean_ctor_set(x_1722, 0, x_1721);
-lean_ctor_set(x_1722, 1, x_1694);
-if (lean_is_scalar(x_1691)) {
- x_1723 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1723 = x_1691;
-}
-lean_ctor_set(x_1723, 0, x_1722);
-x_1696 = x_1723;
-x_1697 = x_1720;
-goto block_1716;
-}
-else
-{
-lean_object* x_1724; lean_object* x_1725; lean_object* x_1726; lean_object* x_1727; lean_object* x_1728; lean_object* x_1729; lean_object* x_1730; 
-x_1724 = lean_ctor_get(x_1717, 1);
-lean_inc(x_1724);
-lean_dec(x_1717);
-x_1725 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1726 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1725, x_7, x_8, x_1724);
-x_1727 = lean_ctor_get(x_1726, 0);
-lean_inc(x_1727);
-x_1728 = lean_ctor_get(x_1726, 1);
-lean_inc(x_1728);
-lean_dec(x_1726);
-if (lean_is_scalar(x_1695)) {
- x_1729 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1729 = x_1695;
-}
-lean_ctor_set(x_1729, 0, x_1727);
-lean_ctor_set(x_1729, 1, x_1694);
-if (lean_is_scalar(x_1691)) {
- x_1730 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1730 = x_1691;
-}
-lean_ctor_set(x_1730, 0, x_1729);
-x_1696 = x_1730;
-x_1697 = x_1728;
-goto block_1716;
-}
-block_1716:
-{
-lean_object* x_1698; lean_object* x_1699; lean_object* x_1700; uint8_t x_1701; 
-x_1698 = lean_ctor_get(x_1696, 0);
-lean_inc(x_1698);
-if (lean_is_exclusive(x_1696)) {
- lean_ctor_release(x_1696, 0);
- x_1699 = x_1696;
-} else {
- lean_dec_ref(x_1696);
- x_1699 = lean_box(0);
-}
-x_1700 = lean_ctor_get(x_1698, 0);
-lean_inc(x_1700);
-x_1701 = lean_unbox(x_1700);
-lean_dec(x_1700);
-if (x_1701 == 0)
-{
-lean_object* x_1702; lean_object* x_1703; lean_object* x_1704; lean_object* x_1705; lean_object* x_1706; 
-lean_dec(x_1693);
-lean_dec(x_5);
-x_1702 = lean_ctor_get(x_1698, 1);
-lean_inc(x_1702);
-if (lean_is_exclusive(x_1698)) {
- lean_ctor_release(x_1698, 0);
- lean_ctor_release(x_1698, 1);
- x_1703 = x_1698;
-} else {
- lean_dec_ref(x_1698);
- x_1703 = lean_box(0);
-}
-x_1704 = lean_box(0);
-if (lean_is_scalar(x_1703)) {
- x_1705 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1705 = x_1703;
-}
-lean_ctor_set(x_1705, 0, x_1704);
-lean_ctor_set(x_1705, 1, x_1702);
-if (lean_is_scalar(x_1699)) {
- x_1706 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1706 = x_1699;
-}
-lean_ctor_set(x_1706, 0, x_1705);
-x_1470 = x_1706;
-x_1471 = x_1697;
-goto block_1492;
-}
-else
-{
-lean_object* x_1707; lean_object* x_1708; lean_object* x_1709; lean_object* x_1710; lean_object* x_1711; lean_object* x_1712; lean_object* x_1713; lean_object* x_1714; lean_object* x_1715; 
-lean_dec(x_1699);
-x_1707 = lean_ctor_get(x_1698, 1);
-lean_inc(x_1707);
-lean_dec(x_1698);
-x_1708 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1693);
-x_1709 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1709, 0, x_1708);
-x_1710 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1711 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1711, 0, x_1710);
-lean_ctor_set(x_1711, 1, x_1709);
-x_1712 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1713 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1712, x_1711, x_5, x_1707, x_7, x_8, x_1697);
-lean_dec(x_5);
-x_1714 = lean_ctor_get(x_1713, 0);
-lean_inc(x_1714);
-x_1715 = lean_ctor_get(x_1713, 1);
-lean_inc(x_1715);
-lean_dec(x_1713);
-x_1470 = x_1714;
-x_1471 = x_1715;
-goto block_1492;
-}
-}
-}
-else
-{
-lean_object* x_1731; lean_object* x_1732; 
-x_1731 = lean_ctor_get(x_1681, 0);
-lean_inc(x_1731);
-lean_dec(x_1681);
-x_1732 = l_Lean_Syntax_getTailInfo___main(x_1679);
-if (lean_obj_tag(x_1732) == 0)
-{
-lean_object* x_1733; lean_object* x_1734; lean_object* x_1735; lean_object* x_1736; lean_object* x_1737; lean_object* x_1738; lean_object* x_1739; lean_object* x_1740; lean_object* x_1741; lean_object* x_1742; lean_object* x_1743; lean_object* x_1744; lean_object* x_1745; lean_object* x_1746; lean_object* x_1747; lean_object* x_1748; lean_object* x_1768; lean_object* x_1769; uint8_t x_1770; 
-lean_dec(x_1731);
-x_1733 = lean_apply_1(x_2, x_1679);
-x_1734 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1733, x_5, x_1680, x_7, x_8, x_1678);
-x_1735 = lean_ctor_get(x_1734, 0);
-lean_inc(x_1735);
-x_1736 = lean_ctor_get(x_1735, 0);
-lean_inc(x_1736);
-lean_dec(x_1735);
-x_1737 = lean_ctor_get(x_1734, 1);
-lean_inc(x_1737);
-lean_dec(x_1734);
-x_1738 = lean_ctor_get(x_1736, 1);
-lean_inc(x_1738);
-lean_dec(x_1736);
-x_1739 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1738, x_7, x_8, x_1737);
-x_1740 = lean_ctor_get(x_1739, 0);
-lean_inc(x_1740);
-x_1741 = lean_ctor_get(x_1740, 0);
-lean_inc(x_1741);
-if (lean_is_exclusive(x_1740)) {
- lean_ctor_release(x_1740, 0);
- x_1742 = x_1740;
-} else {
- lean_dec_ref(x_1740);
- x_1742 = lean_box(0);
-}
-x_1743 = lean_ctor_get(x_1739, 1);
-lean_inc(x_1743);
-lean_dec(x_1739);
-x_1744 = lean_ctor_get(x_1741, 0);
-lean_inc(x_1744);
-x_1745 = lean_ctor_get(x_1741, 1);
-lean_inc(x_1745);
-if (lean_is_exclusive(x_1741)) {
- lean_ctor_release(x_1741, 0);
- lean_ctor_release(x_1741, 1);
- x_1746 = x_1741;
-} else {
- lean_dec_ref(x_1741);
- x_1746 = lean_box(0);
-}
-x_1768 = l_Lean_Core_getTraceState___rarg(x_8, x_1743);
-x_1769 = lean_ctor_get(x_1768, 0);
-lean_inc(x_1769);
-x_1770 = lean_ctor_get_uint8(x_1769, sizeof(void*)*1);
-lean_dec(x_1769);
-if (x_1770 == 0)
-{
-lean_object* x_1771; lean_object* x_1772; lean_object* x_1773; lean_object* x_1774; 
-x_1771 = lean_ctor_get(x_1768, 1);
-lean_inc(x_1771);
-lean_dec(x_1768);
-x_1772 = lean_box(x_226);
-if (lean_is_scalar(x_1746)) {
- x_1773 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1773 = x_1746;
-}
-lean_ctor_set(x_1773, 0, x_1772);
-lean_ctor_set(x_1773, 1, x_1745);
-if (lean_is_scalar(x_1742)) {
- x_1774 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1774 = x_1742;
-}
-lean_ctor_set(x_1774, 0, x_1773);
-x_1747 = x_1774;
-x_1748 = x_1771;
-goto block_1767;
-}
-else
-{
-lean_object* x_1775; lean_object* x_1776; lean_object* x_1777; lean_object* x_1778; lean_object* x_1779; lean_object* x_1780; lean_object* x_1781; 
-x_1775 = lean_ctor_get(x_1768, 1);
-lean_inc(x_1775);
-lean_dec(x_1768);
-x_1776 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1777 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1776, x_7, x_8, x_1775);
-x_1778 = lean_ctor_get(x_1777, 0);
-lean_inc(x_1778);
-x_1779 = lean_ctor_get(x_1777, 1);
-lean_inc(x_1779);
-lean_dec(x_1777);
-if (lean_is_scalar(x_1746)) {
- x_1780 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1780 = x_1746;
-}
-lean_ctor_set(x_1780, 0, x_1778);
-lean_ctor_set(x_1780, 1, x_1745);
-if (lean_is_scalar(x_1742)) {
- x_1781 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1781 = x_1742;
-}
-lean_ctor_set(x_1781, 0, x_1780);
-x_1747 = x_1781;
-x_1748 = x_1779;
-goto block_1767;
-}
-block_1767:
-{
-lean_object* x_1749; lean_object* x_1750; lean_object* x_1751; uint8_t x_1752; 
-x_1749 = lean_ctor_get(x_1747, 0);
-lean_inc(x_1749);
-if (lean_is_exclusive(x_1747)) {
- lean_ctor_release(x_1747, 0);
- x_1750 = x_1747;
-} else {
- lean_dec_ref(x_1747);
- x_1750 = lean_box(0);
-}
-x_1751 = lean_ctor_get(x_1749, 0);
-lean_inc(x_1751);
-x_1752 = lean_unbox(x_1751);
-lean_dec(x_1751);
-if (x_1752 == 0)
-{
-lean_object* x_1753; lean_object* x_1754; lean_object* x_1755; lean_object* x_1756; lean_object* x_1757; 
-lean_dec(x_1744);
-lean_dec(x_5);
-x_1753 = lean_ctor_get(x_1749, 1);
-lean_inc(x_1753);
-if (lean_is_exclusive(x_1749)) {
- lean_ctor_release(x_1749, 0);
- lean_ctor_release(x_1749, 1);
- x_1754 = x_1749;
-} else {
- lean_dec_ref(x_1749);
- x_1754 = lean_box(0);
-}
-x_1755 = lean_box(0);
-if (lean_is_scalar(x_1754)) {
- x_1756 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1756 = x_1754;
-}
-lean_ctor_set(x_1756, 0, x_1755);
-lean_ctor_set(x_1756, 1, x_1753);
-if (lean_is_scalar(x_1750)) {
- x_1757 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1757 = x_1750;
-}
-lean_ctor_set(x_1757, 0, x_1756);
-x_1470 = x_1757;
-x_1471 = x_1748;
-goto block_1492;
-}
-else
-{
-lean_object* x_1758; lean_object* x_1759; lean_object* x_1760; lean_object* x_1761; lean_object* x_1762; lean_object* x_1763; lean_object* x_1764; lean_object* x_1765; lean_object* x_1766; 
-lean_dec(x_1750);
-x_1758 = lean_ctor_get(x_1749, 1);
-lean_inc(x_1758);
-lean_dec(x_1749);
-x_1759 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1744);
-x_1760 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1760, 0, x_1759);
-x_1761 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1762 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1762, 0, x_1761);
-lean_ctor_set(x_1762, 1, x_1760);
-x_1763 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1764 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1763, x_1762, x_5, x_1758, x_7, x_8, x_1748);
-lean_dec(x_5);
-x_1765 = lean_ctor_get(x_1764, 0);
-lean_inc(x_1765);
-x_1766 = lean_ctor_get(x_1764, 1);
-lean_inc(x_1766);
-lean_dec(x_1764);
-x_1470 = x_1765;
-x_1471 = x_1766;
-goto block_1492;
-}
-}
-}
-else
-{
-lean_object* x_1782; lean_object* x_1783; lean_object* x_1784; lean_object* x_1785; lean_object* x_1786; lean_object* x_1787; lean_object* x_1788; lean_object* x_1789; lean_object* x_1790; lean_object* x_1791; lean_object* x_1792; lean_object* x_1793; lean_object* x_1794; lean_object* x_1795; lean_object* x_1796; lean_object* x_1797; lean_object* x_1798; lean_object* x_1799; lean_object* x_1800; lean_object* x_1801; lean_object* x_1802; lean_object* x_1803; lean_object* x_1804; lean_object* x_1805; lean_object* x_1806; lean_object* x_1807; lean_object* x_1808; lean_object* x_1809; lean_object* x_1810; lean_object* x_1811; lean_object* x_1812; lean_object* x_1813; lean_object* x_1814; lean_object* x_1815; lean_object* x_1835; lean_object* x_1836; uint8_t x_1837; 
-x_1782 = lean_ctor_get(x_1732, 0);
-lean_inc(x_1782);
-lean_dec(x_1732);
-x_1783 = lean_ctor_get(x_1731, 0);
-lean_inc(x_1783);
-x_1784 = lean_ctor_get(x_1731, 1);
-lean_inc(x_1784);
-x_1785 = lean_ctor_get(x_1731, 2);
-lean_inc(x_1785);
-if (lean_is_exclusive(x_1731)) {
- lean_ctor_release(x_1731, 0);
- lean_ctor_release(x_1731, 1);
- lean_ctor_release(x_1731, 2);
- x_1786 = x_1731;
-} else {
- lean_dec_ref(x_1731);
- x_1786 = lean_box(0);
-}
-x_1787 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_1784);
-if (lean_is_scalar(x_1786)) {
- x_1788 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_1788 = x_1786;
-}
-lean_ctor_set(x_1788, 0, x_1787);
-lean_ctor_set(x_1788, 1, x_1784);
-lean_ctor_set(x_1788, 2, x_1785);
-x_1789 = l_Lean_Syntax_setHeadInfo(x_1679, x_1788);
-x_1790 = lean_ctor_get(x_1782, 0);
-lean_inc(x_1790);
-x_1791 = lean_ctor_get(x_1782, 1);
-lean_inc(x_1791);
-x_1792 = lean_ctor_get(x_1782, 2);
-lean_inc(x_1792);
-if (lean_is_exclusive(x_1782)) {
- lean_ctor_release(x_1782, 0);
- lean_ctor_release(x_1782, 1);
- lean_ctor_release(x_1782, 2);
- x_1793 = x_1782;
-} else {
- lean_dec_ref(x_1782);
- x_1793 = lean_box(0);
-}
-lean_inc(x_1791);
-if (lean_is_scalar(x_1793)) {
- x_1794 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_1794 = x_1793;
-}
-lean_ctor_set(x_1794, 0, x_1790);
-lean_ctor_set(x_1794, 1, x_1791);
-lean_ctor_set(x_1794, 2, x_1787);
-x_1795 = l_Lean_Syntax_setTailInfo(x_1789, x_1794);
-x_1796 = lean_apply_1(x_2, x_1795);
-x_1797 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1797, 0, x_1783);
-lean_ctor_set(x_1797, 1, x_1784);
-lean_ctor_set(x_1797, 2, x_1787);
-x_1798 = l_Lean_Syntax_setHeadInfo(x_1796, x_1797);
-x_1799 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_1799, 0, x_1787);
-lean_ctor_set(x_1799, 1, x_1791);
-lean_ctor_set(x_1799, 2, x_1792);
-x_1800 = l_Lean_Syntax_setTailInfo(x_1798, x_1799);
-x_1801 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1800, x_5, x_1680, x_7, x_8, x_1678);
-x_1802 = lean_ctor_get(x_1801, 0);
-lean_inc(x_1802);
-x_1803 = lean_ctor_get(x_1802, 0);
-lean_inc(x_1803);
-lean_dec(x_1802);
-x_1804 = lean_ctor_get(x_1801, 1);
-lean_inc(x_1804);
-lean_dec(x_1801);
-x_1805 = lean_ctor_get(x_1803, 1);
-lean_inc(x_1805);
-lean_dec(x_1803);
-x_1806 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1805, x_7, x_8, x_1804);
-x_1807 = lean_ctor_get(x_1806, 0);
-lean_inc(x_1807);
-x_1808 = lean_ctor_get(x_1807, 0);
-lean_inc(x_1808);
-if (lean_is_exclusive(x_1807)) {
- lean_ctor_release(x_1807, 0);
- x_1809 = x_1807;
-} else {
- lean_dec_ref(x_1807);
- x_1809 = lean_box(0);
-}
-x_1810 = lean_ctor_get(x_1806, 1);
-lean_inc(x_1810);
-lean_dec(x_1806);
-x_1811 = lean_ctor_get(x_1808, 0);
-lean_inc(x_1811);
-x_1812 = lean_ctor_get(x_1808, 1);
-lean_inc(x_1812);
-if (lean_is_exclusive(x_1808)) {
- lean_ctor_release(x_1808, 0);
- lean_ctor_release(x_1808, 1);
- x_1813 = x_1808;
-} else {
- lean_dec_ref(x_1808);
- x_1813 = lean_box(0);
-}
-x_1835 = l_Lean_Core_getTraceState___rarg(x_8, x_1810);
-x_1836 = lean_ctor_get(x_1835, 0);
-lean_inc(x_1836);
-x_1837 = lean_ctor_get_uint8(x_1836, sizeof(void*)*1);
-lean_dec(x_1836);
-if (x_1837 == 0)
-{
-lean_object* x_1838; lean_object* x_1839; lean_object* x_1840; lean_object* x_1841; 
-x_1838 = lean_ctor_get(x_1835, 1);
-lean_inc(x_1838);
-lean_dec(x_1835);
-x_1839 = lean_box(x_226);
-if (lean_is_scalar(x_1813)) {
- x_1840 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1840 = x_1813;
-}
-lean_ctor_set(x_1840, 0, x_1839);
-lean_ctor_set(x_1840, 1, x_1812);
-if (lean_is_scalar(x_1809)) {
- x_1841 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1841 = x_1809;
-}
-lean_ctor_set(x_1841, 0, x_1840);
-x_1814 = x_1841;
-x_1815 = x_1838;
-goto block_1834;
-}
-else
-{
-lean_object* x_1842; lean_object* x_1843; lean_object* x_1844; lean_object* x_1845; lean_object* x_1846; lean_object* x_1847; lean_object* x_1848; 
-x_1842 = lean_ctor_get(x_1835, 1);
-lean_inc(x_1842);
-lean_dec(x_1835);
-x_1843 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1844 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1843, x_7, x_8, x_1842);
-x_1845 = lean_ctor_get(x_1844, 0);
-lean_inc(x_1845);
-x_1846 = lean_ctor_get(x_1844, 1);
-lean_inc(x_1846);
-lean_dec(x_1844);
-if (lean_is_scalar(x_1813)) {
- x_1847 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1847 = x_1813;
-}
-lean_ctor_set(x_1847, 0, x_1845);
-lean_ctor_set(x_1847, 1, x_1812);
-if (lean_is_scalar(x_1809)) {
- x_1848 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1848 = x_1809;
-}
-lean_ctor_set(x_1848, 0, x_1847);
-x_1814 = x_1848;
-x_1815 = x_1846;
-goto block_1834;
-}
-block_1834:
-{
-lean_object* x_1816; lean_object* x_1817; lean_object* x_1818; uint8_t x_1819; 
-x_1816 = lean_ctor_get(x_1814, 0);
-lean_inc(x_1816);
-if (lean_is_exclusive(x_1814)) {
- lean_ctor_release(x_1814, 0);
- x_1817 = x_1814;
-} else {
- lean_dec_ref(x_1814);
- x_1817 = lean_box(0);
-}
-x_1818 = lean_ctor_get(x_1816, 0);
-lean_inc(x_1818);
-x_1819 = lean_unbox(x_1818);
-lean_dec(x_1818);
-if (x_1819 == 0)
-{
-lean_object* x_1820; lean_object* x_1821; lean_object* x_1822; lean_object* x_1823; lean_object* x_1824; 
-lean_dec(x_1811);
-lean_dec(x_5);
-x_1820 = lean_ctor_get(x_1816, 1);
-lean_inc(x_1820);
-if (lean_is_exclusive(x_1816)) {
- lean_ctor_release(x_1816, 0);
- lean_ctor_release(x_1816, 1);
- x_1821 = x_1816;
-} else {
- lean_dec_ref(x_1816);
- x_1821 = lean_box(0);
-}
-x_1822 = lean_box(0);
-if (lean_is_scalar(x_1821)) {
- x_1823 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1823 = x_1821;
-}
-lean_ctor_set(x_1823, 0, x_1822);
-lean_ctor_set(x_1823, 1, x_1820);
-if (lean_is_scalar(x_1817)) {
- x_1824 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1824 = x_1817;
-}
-lean_ctor_set(x_1824, 0, x_1823);
-x_1470 = x_1824;
-x_1471 = x_1815;
-goto block_1492;
-}
-else
-{
-lean_object* x_1825; lean_object* x_1826; lean_object* x_1827; lean_object* x_1828; lean_object* x_1829; lean_object* x_1830; lean_object* x_1831; lean_object* x_1832; lean_object* x_1833; 
-lean_dec(x_1817);
-x_1825 = lean_ctor_get(x_1816, 1);
-lean_inc(x_1825);
-lean_dec(x_1816);
-x_1826 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1494, x_1811);
-x_1827 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1827, 0, x_1826);
-x_1828 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1829 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1829, 0, x_1828);
-lean_ctor_set(x_1829, 1, x_1827);
-x_1830 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1831 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1830, x_1829, x_5, x_1825, x_7, x_8, x_1815);
-lean_dec(x_5);
-x_1832 = lean_ctor_get(x_1831, 0);
-lean_inc(x_1832);
-x_1833 = lean_ctor_get(x_1831, 1);
-lean_inc(x_1833);
-lean_dec(x_1831);
-x_1470 = x_1832;
-x_1471 = x_1833;
-goto block_1492;
-}
-}
-}
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_1871; lean_object* x_1872; lean_object* x_1873; lean_object* x_1874; lean_object* x_1875; lean_object* x_1897; uint8_t x_2254; 
-x_1871 = lean_ctor_get(x_260, 0);
-lean_inc(x_1871);
-lean_dec(x_260);
-x_1872 = lean_ctor_get(x_1871, 1);
-lean_inc(x_1872);
-if (lean_is_exclusive(x_1871)) {
- lean_ctor_release(x_1871, 0);
- lean_ctor_release(x_1871, 1);
- x_1873 = x_1871;
-} else {
- lean_dec_ref(x_1871);
- x_1873 = lean_box(0);
-}
-x_2254 = lean_nat_dec_lt(x_259, x_3);
-lean_dec(x_259);
-if (x_2254 == 0)
-{
-if (lean_obj_tag(x_258) == 0)
-{
-lean_object* x_2255; lean_object* x_2256; lean_object* x_2257; lean_object* x_2258; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2255 = lean_box(0);
-if (lean_is_scalar(x_1873)) {
- x_2256 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2256 = x_1873;
-}
-lean_ctor_set(x_2256, 0, x_2255);
-lean_ctor_set(x_2256, 1, x_1872);
-x_2257 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2257, 0, x_2256);
-if (lean_is_scalar(x_257)) {
- x_2258 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2258 = x_257;
-}
-lean_ctor_set(x_2258, 0, x_2257);
-lean_ctor_set(x_2258, 1, x_261);
-x_24 = x_2258;
-goto block_222;
-}
-else
-{
-lean_object* x_2259; 
-x_2259 = lean_ctor_get(x_23, 1);
-lean_inc(x_2259);
-if (lean_obj_tag(x_2259) == 0)
-{
-lean_object* x_2260; lean_object* x_2261; lean_object* x_2262; lean_object* x_2263; 
-lean_dec(x_258);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2260 = lean_box(0);
-if (lean_is_scalar(x_1873)) {
- x_2261 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2261 = x_1873;
-}
-lean_ctor_set(x_2261, 0, x_2260);
-lean_ctor_set(x_2261, 1, x_1872);
-x_2262 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2262, 0, x_2261);
-if (lean_is_scalar(x_257)) {
- x_2263 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2263 = x_257;
-}
-lean_ctor_set(x_2263, 0, x_2262);
-lean_ctor_set(x_2263, 1, x_261);
-x_24 = x_2263;
-goto block_222;
-}
-else
-{
-lean_object* x_2264; lean_object* x_2265; lean_object* x_2266; uint8_t x_2267; 
-x_2264 = lean_ctor_get(x_258, 0);
-lean_inc(x_2264);
-lean_dec(x_258);
-x_2265 = lean_ctor_get(x_2259, 0);
-lean_inc(x_2265);
-lean_dec(x_2259);
-x_2266 = lean_ctor_get(x_23, 2);
-lean_inc(x_2266);
-x_2267 = lean_name_eq(x_1, x_2266);
-lean_dec(x_2266);
-if (x_2267 == 0)
-{
-lean_object* x_2268; lean_object* x_2269; lean_object* x_2270; lean_object* x_2271; 
-lean_dec(x_2265);
-lean_dec(x_2264);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2268 = lean_box(0);
-if (lean_is_scalar(x_1873)) {
- x_2269 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2269 = x_1873;
-}
-lean_ctor_set(x_2269, 0, x_2268);
-lean_ctor_set(x_2269, 1, x_1872);
-x_2270 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2270, 0, x_2269);
-if (lean_is_scalar(x_257)) {
- x_2271 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2271 = x_257;
-}
-lean_ctor_set(x_2271, 0, x_2270);
-lean_ctor_set(x_2271, 1, x_261);
-x_24 = x_2271;
-goto block_222;
-}
-else
-{
-uint8_t x_2272; 
-x_2272 = lean_nat_dec_le(x_2264, x_2265);
-lean_dec(x_2265);
-lean_dec(x_2264);
-if (x_2272 == 0)
-{
-lean_object* x_2273; lean_object* x_2274; lean_object* x_2275; lean_object* x_2276; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2273 = lean_box(0);
-if (lean_is_scalar(x_1873)) {
- x_2274 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2274 = x_1873;
-}
-lean_ctor_set(x_2274, 0, x_2273);
-lean_ctor_set(x_2274, 1, x_1872);
-x_2275 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2275, 0, x_2274);
-if (lean_is_scalar(x_257)) {
- x_2276 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2276 = x_257;
-}
-lean_ctor_set(x_2276, 0, x_2275);
-lean_ctor_set(x_2276, 1, x_261);
-x_24 = x_2276;
-goto block_222;
-}
-else
-{
-lean_object* x_2277; 
-lean_dec(x_1873);
-lean_dec(x_257);
-x_2277 = lean_box(0);
-x_1897 = x_2277;
-goto block_2253;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_2278; 
-lean_dec(x_1873);
-lean_dec(x_258);
-lean_dec(x_257);
-x_2278 = lean_box(0);
-x_1897 = x_2278;
-goto block_2253;
-}
-block_1896:
-{
-lean_object* x_1876; lean_object* x_1877; lean_object* x_1878; lean_object* x_1879; lean_object* x_1880; lean_object* x_1881; lean_object* x_1882; lean_object* x_1883; lean_object* x_1884; lean_object* x_1885; lean_object* x_1886; lean_object* x_1887; uint8_t x_1888; lean_object* x_1889; lean_object* x_1890; lean_object* x_1891; lean_object* x_1892; lean_object* x_1893; lean_object* x_1894; lean_object* x_1895; 
-x_1876 = lean_ctor_get(x_1874, 0);
-lean_inc(x_1876);
-lean_dec(x_1874);
-x_1877 = lean_ctor_get(x_1876, 1);
-lean_inc(x_1877);
-lean_dec(x_1876);
-x_1878 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1877, x_7, x_8, x_1875);
-lean_dec(x_8);
-lean_dec(x_7);
-x_1879 = lean_ctor_get(x_1878, 0);
-lean_inc(x_1879);
-x_1880 = lean_ctor_get(x_1879, 0);
-lean_inc(x_1880);
-if (lean_is_exclusive(x_1879)) {
- lean_ctor_release(x_1879, 0);
- x_1881 = x_1879;
-} else {
- lean_dec_ref(x_1879);
- x_1881 = lean_box(0);
-}
-x_1882 = lean_ctor_get(x_1880, 1);
-lean_inc(x_1882);
-if (lean_is_exclusive(x_1880)) {
- lean_ctor_release(x_1880, 0);
- lean_ctor_release(x_1880, 1);
- x_1883 = x_1880;
-} else {
- lean_dec_ref(x_1880);
- x_1883 = lean_box(0);
-}
-x_1884 = lean_ctor_get(x_1878, 1);
-lean_inc(x_1884);
-if (lean_is_exclusive(x_1878)) {
- lean_ctor_release(x_1878, 0);
- lean_ctor_release(x_1878, 1);
- x_1885 = x_1878;
-} else {
- lean_dec_ref(x_1878);
- x_1885 = lean_box(0);
-}
-x_1886 = lean_ctor_get(x_1882, 0);
-lean_inc(x_1886);
-x_1887 = lean_ctor_get(x_1882, 3);
-lean_inc(x_1887);
-x_1888 = lean_ctor_get_uint8(x_1882, sizeof(void*)*5);
-if (lean_is_exclusive(x_1882)) {
- lean_ctor_release(x_1882, 0);
- lean_ctor_release(x_1882, 1);
- lean_ctor_release(x_1882, 2);
- lean_ctor_release(x_1882, 3);
- lean_ctor_release(x_1882, 4);
- x_1889 = x_1882;
-} else {
- lean_dec_ref(x_1882);
- x_1889 = lean_box(0);
-}
-x_1890 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_1889)) {
- x_1891 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_1891 = x_1889;
-}
-lean_ctor_set(x_1891, 0, x_1886);
-lean_ctor_set(x_1891, 1, x_1890);
-lean_ctor_set(x_1891, 2, x_1);
-lean_ctor_set(x_1891, 3, x_1887);
-lean_ctor_set(x_1891, 4, x_224);
-lean_ctor_set_uint8(x_1891, sizeof(void*)*5, x_1888);
-x_1892 = lean_box(0);
-if (lean_is_scalar(x_1883)) {
- x_1893 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1893 = x_1883;
-}
-lean_ctor_set(x_1893, 0, x_1892);
-lean_ctor_set(x_1893, 1, x_1891);
-if (lean_is_scalar(x_1881)) {
- x_1894 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1894 = x_1881;
-}
-lean_ctor_set(x_1894, 0, x_1893);
-if (lean_is_scalar(x_1885)) {
- x_1895 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1895 = x_1885;
-}
-lean_ctor_set(x_1895, 0, x_1894);
-lean_ctor_set(x_1895, 1, x_1884);
-x_24 = x_1895;
-goto block_222;
-}
-block_2253:
-{
-lean_object* x_1898; uint8_t x_1899; 
-lean_dec(x_1897);
-x_1898 = lean_unsigned_to_nat(0u);
-x_1899 = lean_nat_dec_lt(x_1898, x_22);
-lean_dec(x_22);
-if (x_1899 == 0)
-{
-lean_object* x_1900; lean_object* x_1901; lean_object* x_1902; lean_object* x_1903; lean_object* x_1904; lean_object* x_1905; lean_object* x_1906; 
-x_1900 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1872, x_7, x_8, x_261);
-x_1901 = lean_ctor_get(x_1900, 0);
-lean_inc(x_1901);
-x_1902 = lean_ctor_get(x_1901, 0);
-lean_inc(x_1902);
-lean_dec(x_1901);
-x_1903 = lean_ctor_get(x_1900, 1);
-lean_inc(x_1903);
-lean_dec(x_1900);
-x_1904 = lean_ctor_get(x_1902, 0);
-lean_inc(x_1904);
-x_1905 = lean_ctor_get(x_1902, 1);
-lean_inc(x_1905);
-lean_dec(x_1902);
-x_1906 = l_Lean_Syntax_getHeadInfo___main(x_1904);
-if (lean_obj_tag(x_1906) == 0)
-{
-lean_object* x_1907; lean_object* x_1908; lean_object* x_1909; lean_object* x_1910; lean_object* x_1911; lean_object* x_1912; lean_object* x_1913; lean_object* x_1914; lean_object* x_1915; lean_object* x_1916; lean_object* x_1917; lean_object* x_1918; lean_object* x_1919; lean_object* x_1920; lean_object* x_1921; lean_object* x_1922; lean_object* x_1942; lean_object* x_1943; uint8_t x_1944; 
-x_1907 = lean_apply_1(x_2, x_1904);
-x_1908 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1907, x_5, x_1905, x_7, x_8, x_1903);
-x_1909 = lean_ctor_get(x_1908, 0);
-lean_inc(x_1909);
-x_1910 = lean_ctor_get(x_1909, 0);
-lean_inc(x_1910);
-lean_dec(x_1909);
-x_1911 = lean_ctor_get(x_1908, 1);
-lean_inc(x_1911);
-lean_dec(x_1908);
-x_1912 = lean_ctor_get(x_1910, 1);
-lean_inc(x_1912);
-lean_dec(x_1910);
-x_1913 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1912, x_7, x_8, x_1911);
-x_1914 = lean_ctor_get(x_1913, 0);
-lean_inc(x_1914);
-x_1915 = lean_ctor_get(x_1914, 0);
-lean_inc(x_1915);
-if (lean_is_exclusive(x_1914)) {
- lean_ctor_release(x_1914, 0);
- x_1916 = x_1914;
-} else {
- lean_dec_ref(x_1914);
- x_1916 = lean_box(0);
-}
-x_1917 = lean_ctor_get(x_1913, 1);
-lean_inc(x_1917);
-lean_dec(x_1913);
-x_1918 = lean_ctor_get(x_1915, 0);
-lean_inc(x_1918);
-x_1919 = lean_ctor_get(x_1915, 1);
-lean_inc(x_1919);
-if (lean_is_exclusive(x_1915)) {
- lean_ctor_release(x_1915, 0);
- lean_ctor_release(x_1915, 1);
- x_1920 = x_1915;
-} else {
- lean_dec_ref(x_1915);
- x_1920 = lean_box(0);
-}
-x_1942 = l_Lean_Core_getTraceState___rarg(x_8, x_1917);
-x_1943 = lean_ctor_get(x_1942, 0);
-lean_inc(x_1943);
-x_1944 = lean_ctor_get_uint8(x_1943, sizeof(void*)*1);
-lean_dec(x_1943);
-if (x_1944 == 0)
-{
-lean_object* x_1945; lean_object* x_1946; lean_object* x_1947; lean_object* x_1948; 
-x_1945 = lean_ctor_get(x_1942, 1);
-lean_inc(x_1945);
-lean_dec(x_1942);
-x_1946 = lean_box(x_226);
-if (lean_is_scalar(x_1920)) {
- x_1947 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1947 = x_1920;
-}
-lean_ctor_set(x_1947, 0, x_1946);
-lean_ctor_set(x_1947, 1, x_1919);
-if (lean_is_scalar(x_1916)) {
- x_1948 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1948 = x_1916;
-}
-lean_ctor_set(x_1948, 0, x_1947);
-x_1921 = x_1948;
-x_1922 = x_1945;
-goto block_1941;
-}
-else
-{
-lean_object* x_1949; lean_object* x_1950; lean_object* x_1951; lean_object* x_1952; lean_object* x_1953; lean_object* x_1954; lean_object* x_1955; 
-x_1949 = lean_ctor_get(x_1942, 1);
-lean_inc(x_1949);
-lean_dec(x_1942);
-x_1950 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1951 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1950, x_7, x_8, x_1949);
-x_1952 = lean_ctor_get(x_1951, 0);
-lean_inc(x_1952);
-x_1953 = lean_ctor_get(x_1951, 1);
-lean_inc(x_1953);
-lean_dec(x_1951);
-if (lean_is_scalar(x_1920)) {
- x_1954 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1954 = x_1920;
-}
-lean_ctor_set(x_1954, 0, x_1952);
-lean_ctor_set(x_1954, 1, x_1919);
-if (lean_is_scalar(x_1916)) {
- x_1955 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1955 = x_1916;
-}
-lean_ctor_set(x_1955, 0, x_1954);
-x_1921 = x_1955;
-x_1922 = x_1953;
-goto block_1941;
-}
-block_1941:
-{
-lean_object* x_1923; lean_object* x_1924; lean_object* x_1925; uint8_t x_1926; 
-x_1923 = lean_ctor_get(x_1921, 0);
-lean_inc(x_1923);
-if (lean_is_exclusive(x_1921)) {
- lean_ctor_release(x_1921, 0);
- x_1924 = x_1921;
-} else {
- lean_dec_ref(x_1921);
- x_1924 = lean_box(0);
-}
-x_1925 = lean_ctor_get(x_1923, 0);
-lean_inc(x_1925);
-x_1926 = lean_unbox(x_1925);
-lean_dec(x_1925);
-if (x_1926 == 0)
-{
-lean_object* x_1927; lean_object* x_1928; lean_object* x_1929; lean_object* x_1930; lean_object* x_1931; 
-lean_dec(x_1918);
-lean_dec(x_5);
-x_1927 = lean_ctor_get(x_1923, 1);
-lean_inc(x_1927);
-if (lean_is_exclusive(x_1923)) {
- lean_ctor_release(x_1923, 0);
- lean_ctor_release(x_1923, 1);
- x_1928 = x_1923;
-} else {
- lean_dec_ref(x_1923);
- x_1928 = lean_box(0);
-}
-x_1929 = lean_box(0);
-if (lean_is_scalar(x_1928)) {
- x_1930 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1930 = x_1928;
-}
-lean_ctor_set(x_1930, 0, x_1929);
-lean_ctor_set(x_1930, 1, x_1927);
-if (lean_is_scalar(x_1924)) {
- x_1931 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1931 = x_1924;
-}
-lean_ctor_set(x_1931, 0, x_1930);
-x_1874 = x_1931;
-x_1875 = x_1922;
-goto block_1896;
-}
-else
-{
-lean_object* x_1932; lean_object* x_1933; lean_object* x_1934; lean_object* x_1935; lean_object* x_1936; lean_object* x_1937; lean_object* x_1938; lean_object* x_1939; lean_object* x_1940; 
-lean_dec(x_1924);
-x_1932 = lean_ctor_get(x_1923, 1);
-lean_inc(x_1932);
-lean_dec(x_1923);
-x_1933 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_1918);
-x_1934 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1934, 0, x_1933);
-x_1935 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1936 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1936, 0, x_1935);
-lean_ctor_set(x_1936, 1, x_1934);
-x_1937 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1938 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1937, x_1936, x_5, x_1932, x_7, x_8, x_1922);
-lean_dec(x_5);
-x_1939 = lean_ctor_get(x_1938, 0);
-lean_inc(x_1939);
-x_1940 = lean_ctor_get(x_1938, 1);
-lean_inc(x_1940);
-lean_dec(x_1938);
-x_1874 = x_1939;
-x_1875 = x_1940;
-goto block_1896;
-}
-}
-}
-else
-{
-lean_object* x_1956; lean_object* x_1957; 
-x_1956 = lean_ctor_get(x_1906, 0);
-lean_inc(x_1956);
-lean_dec(x_1906);
-x_1957 = l_Lean_Syntax_getTailInfo___main(x_1904);
-if (lean_obj_tag(x_1957) == 0)
-{
-lean_object* x_1958; lean_object* x_1959; lean_object* x_1960; lean_object* x_1961; lean_object* x_1962; lean_object* x_1963; lean_object* x_1964; lean_object* x_1965; lean_object* x_1966; lean_object* x_1967; lean_object* x_1968; lean_object* x_1969; lean_object* x_1970; lean_object* x_1971; lean_object* x_1972; lean_object* x_1973; lean_object* x_1993; lean_object* x_1994; uint8_t x_1995; 
-lean_dec(x_1956);
-x_1958 = lean_apply_1(x_2, x_1904);
-x_1959 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1958, x_5, x_1905, x_7, x_8, x_1903);
-x_1960 = lean_ctor_get(x_1959, 0);
-lean_inc(x_1960);
-x_1961 = lean_ctor_get(x_1960, 0);
-lean_inc(x_1961);
-lean_dec(x_1960);
-x_1962 = lean_ctor_get(x_1959, 1);
-lean_inc(x_1962);
-lean_dec(x_1959);
-x_1963 = lean_ctor_get(x_1961, 1);
-lean_inc(x_1963);
-lean_dec(x_1961);
-x_1964 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1963, x_7, x_8, x_1962);
-x_1965 = lean_ctor_get(x_1964, 0);
-lean_inc(x_1965);
-x_1966 = lean_ctor_get(x_1965, 0);
-lean_inc(x_1966);
-if (lean_is_exclusive(x_1965)) {
- lean_ctor_release(x_1965, 0);
- x_1967 = x_1965;
-} else {
- lean_dec_ref(x_1965);
- x_1967 = lean_box(0);
-}
-x_1968 = lean_ctor_get(x_1964, 1);
-lean_inc(x_1968);
-lean_dec(x_1964);
-x_1969 = lean_ctor_get(x_1966, 0);
-lean_inc(x_1969);
-x_1970 = lean_ctor_get(x_1966, 1);
-lean_inc(x_1970);
-if (lean_is_exclusive(x_1966)) {
- lean_ctor_release(x_1966, 0);
- lean_ctor_release(x_1966, 1);
- x_1971 = x_1966;
-} else {
- lean_dec_ref(x_1966);
- x_1971 = lean_box(0);
-}
-x_1993 = l_Lean_Core_getTraceState___rarg(x_8, x_1968);
-x_1994 = lean_ctor_get(x_1993, 0);
-lean_inc(x_1994);
-x_1995 = lean_ctor_get_uint8(x_1994, sizeof(void*)*1);
-lean_dec(x_1994);
-if (x_1995 == 0)
-{
-lean_object* x_1996; lean_object* x_1997; lean_object* x_1998; lean_object* x_1999; 
-x_1996 = lean_ctor_get(x_1993, 1);
-lean_inc(x_1996);
-lean_dec(x_1993);
-x_1997 = lean_box(x_226);
-if (lean_is_scalar(x_1971)) {
- x_1998 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1998 = x_1971;
-}
-lean_ctor_set(x_1998, 0, x_1997);
-lean_ctor_set(x_1998, 1, x_1970);
-if (lean_is_scalar(x_1967)) {
- x_1999 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1999 = x_1967;
-}
-lean_ctor_set(x_1999, 0, x_1998);
-x_1972 = x_1999;
-x_1973 = x_1996;
-goto block_1992;
-}
-else
-{
-lean_object* x_2000; lean_object* x_2001; lean_object* x_2002; lean_object* x_2003; lean_object* x_2004; lean_object* x_2005; lean_object* x_2006; 
-x_2000 = lean_ctor_get(x_1993, 1);
-lean_inc(x_2000);
-lean_dec(x_1993);
-x_2001 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2002 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2001, x_7, x_8, x_2000);
-x_2003 = lean_ctor_get(x_2002, 0);
-lean_inc(x_2003);
-x_2004 = lean_ctor_get(x_2002, 1);
-lean_inc(x_2004);
-lean_dec(x_2002);
-if (lean_is_scalar(x_1971)) {
- x_2005 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2005 = x_1971;
-}
-lean_ctor_set(x_2005, 0, x_2003);
-lean_ctor_set(x_2005, 1, x_1970);
-if (lean_is_scalar(x_1967)) {
- x_2006 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2006 = x_1967;
-}
-lean_ctor_set(x_2006, 0, x_2005);
-x_1972 = x_2006;
-x_1973 = x_2004;
-goto block_1992;
-}
-block_1992:
-{
-lean_object* x_1974; lean_object* x_1975; lean_object* x_1976; uint8_t x_1977; 
-x_1974 = lean_ctor_get(x_1972, 0);
-lean_inc(x_1974);
-if (lean_is_exclusive(x_1972)) {
- lean_ctor_release(x_1972, 0);
- x_1975 = x_1972;
-} else {
- lean_dec_ref(x_1972);
- x_1975 = lean_box(0);
-}
-x_1976 = lean_ctor_get(x_1974, 0);
-lean_inc(x_1976);
-x_1977 = lean_unbox(x_1976);
-lean_dec(x_1976);
-if (x_1977 == 0)
-{
-lean_object* x_1978; lean_object* x_1979; lean_object* x_1980; lean_object* x_1981; lean_object* x_1982; 
-lean_dec(x_1969);
-lean_dec(x_5);
-x_1978 = lean_ctor_get(x_1974, 1);
-lean_inc(x_1978);
-if (lean_is_exclusive(x_1974)) {
- lean_ctor_release(x_1974, 0);
- lean_ctor_release(x_1974, 1);
- x_1979 = x_1974;
-} else {
- lean_dec_ref(x_1974);
- x_1979 = lean_box(0);
-}
-x_1980 = lean_box(0);
-if (lean_is_scalar(x_1979)) {
- x_1981 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_1981 = x_1979;
-}
-lean_ctor_set(x_1981, 0, x_1980);
-lean_ctor_set(x_1981, 1, x_1978);
-if (lean_is_scalar(x_1975)) {
- x_1982 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_1982 = x_1975;
-}
-lean_ctor_set(x_1982, 0, x_1981);
-x_1874 = x_1982;
-x_1875 = x_1973;
-goto block_1896;
-}
-else
-{
-lean_object* x_1983; lean_object* x_1984; lean_object* x_1985; lean_object* x_1986; lean_object* x_1987; lean_object* x_1988; lean_object* x_1989; lean_object* x_1990; lean_object* x_1991; 
-lean_dec(x_1975);
-x_1983 = lean_ctor_get(x_1974, 1);
-lean_inc(x_1983);
-lean_dec(x_1974);
-x_1984 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_1969);
-x_1985 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_1985, 0, x_1984);
-x_1986 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_1987 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_1987, 0, x_1986);
-lean_ctor_set(x_1987, 1, x_1985);
-x_1988 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_1989 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1988, x_1987, x_5, x_1983, x_7, x_8, x_1973);
-lean_dec(x_5);
-x_1990 = lean_ctor_get(x_1989, 0);
-lean_inc(x_1990);
-x_1991 = lean_ctor_get(x_1989, 1);
-lean_inc(x_1991);
-lean_dec(x_1989);
-x_1874 = x_1990;
-x_1875 = x_1991;
-goto block_1896;
-}
-}
-}
-else
-{
-lean_object* x_2007; lean_object* x_2008; lean_object* x_2009; lean_object* x_2010; lean_object* x_2011; lean_object* x_2012; lean_object* x_2013; lean_object* x_2014; lean_object* x_2015; lean_object* x_2016; lean_object* x_2017; lean_object* x_2018; lean_object* x_2019; lean_object* x_2020; lean_object* x_2021; lean_object* x_2022; lean_object* x_2023; lean_object* x_2024; lean_object* x_2025; lean_object* x_2026; lean_object* x_2027; lean_object* x_2028; lean_object* x_2029; lean_object* x_2030; lean_object* x_2031; lean_object* x_2032; lean_object* x_2033; lean_object* x_2034; lean_object* x_2035; lean_object* x_2036; lean_object* x_2037; lean_object* x_2038; lean_object* x_2039; lean_object* x_2040; lean_object* x_2060; lean_object* x_2061; uint8_t x_2062; 
-x_2007 = lean_ctor_get(x_1957, 0);
-lean_inc(x_2007);
-lean_dec(x_1957);
-x_2008 = lean_ctor_get(x_1956, 0);
-lean_inc(x_2008);
-x_2009 = lean_ctor_get(x_1956, 1);
-lean_inc(x_2009);
-x_2010 = lean_ctor_get(x_1956, 2);
-lean_inc(x_2010);
-if (lean_is_exclusive(x_1956)) {
- lean_ctor_release(x_1956, 0);
- lean_ctor_release(x_1956, 1);
- lean_ctor_release(x_1956, 2);
- x_2011 = x_1956;
-} else {
- lean_dec_ref(x_1956);
- x_2011 = lean_box(0);
-}
-x_2012 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_2009);
-if (lean_is_scalar(x_2011)) {
- x_2013 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2013 = x_2011;
-}
-lean_ctor_set(x_2013, 0, x_2012);
-lean_ctor_set(x_2013, 1, x_2009);
-lean_ctor_set(x_2013, 2, x_2010);
-x_2014 = l_Lean_Syntax_setHeadInfo(x_1904, x_2013);
-x_2015 = lean_ctor_get(x_2007, 0);
-lean_inc(x_2015);
-x_2016 = lean_ctor_get(x_2007, 1);
-lean_inc(x_2016);
-x_2017 = lean_ctor_get(x_2007, 2);
-lean_inc(x_2017);
-if (lean_is_exclusive(x_2007)) {
- lean_ctor_release(x_2007, 0);
- lean_ctor_release(x_2007, 1);
- lean_ctor_release(x_2007, 2);
- x_2018 = x_2007;
-} else {
- lean_dec_ref(x_2007);
- x_2018 = lean_box(0);
-}
-lean_inc(x_2016);
-if (lean_is_scalar(x_2018)) {
- x_2019 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2019 = x_2018;
-}
-lean_ctor_set(x_2019, 0, x_2015);
-lean_ctor_set(x_2019, 1, x_2016);
-lean_ctor_set(x_2019, 2, x_2012);
-x_2020 = l_Lean_Syntax_setTailInfo(x_2014, x_2019);
-x_2021 = lean_apply_1(x_2, x_2020);
-x_2022 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2022, 0, x_2008);
-lean_ctor_set(x_2022, 1, x_2009);
-lean_ctor_set(x_2022, 2, x_2012);
-x_2023 = l_Lean_Syntax_setHeadInfo(x_2021, x_2022);
-x_2024 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2024, 0, x_2012);
-lean_ctor_set(x_2024, 1, x_2016);
-lean_ctor_set(x_2024, 2, x_2017);
-x_2025 = l_Lean_Syntax_setTailInfo(x_2023, x_2024);
-x_2026 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2025, x_5, x_1905, x_7, x_8, x_1903);
-x_2027 = lean_ctor_get(x_2026, 0);
-lean_inc(x_2027);
-x_2028 = lean_ctor_get(x_2027, 0);
-lean_inc(x_2028);
-lean_dec(x_2027);
-x_2029 = lean_ctor_get(x_2026, 1);
-lean_inc(x_2029);
-lean_dec(x_2026);
-x_2030 = lean_ctor_get(x_2028, 1);
-lean_inc(x_2030);
-lean_dec(x_2028);
-x_2031 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2030, x_7, x_8, x_2029);
-x_2032 = lean_ctor_get(x_2031, 0);
-lean_inc(x_2032);
-x_2033 = lean_ctor_get(x_2032, 0);
-lean_inc(x_2033);
-if (lean_is_exclusive(x_2032)) {
- lean_ctor_release(x_2032, 0);
- x_2034 = x_2032;
-} else {
- lean_dec_ref(x_2032);
- x_2034 = lean_box(0);
-}
-x_2035 = lean_ctor_get(x_2031, 1);
-lean_inc(x_2035);
-lean_dec(x_2031);
-x_2036 = lean_ctor_get(x_2033, 0);
-lean_inc(x_2036);
-x_2037 = lean_ctor_get(x_2033, 1);
-lean_inc(x_2037);
-if (lean_is_exclusive(x_2033)) {
- lean_ctor_release(x_2033, 0);
- lean_ctor_release(x_2033, 1);
- x_2038 = x_2033;
-} else {
- lean_dec_ref(x_2033);
- x_2038 = lean_box(0);
-}
-x_2060 = l_Lean_Core_getTraceState___rarg(x_8, x_2035);
-x_2061 = lean_ctor_get(x_2060, 0);
-lean_inc(x_2061);
-x_2062 = lean_ctor_get_uint8(x_2061, sizeof(void*)*1);
-lean_dec(x_2061);
-if (x_2062 == 0)
-{
-lean_object* x_2063; lean_object* x_2064; lean_object* x_2065; lean_object* x_2066; 
-x_2063 = lean_ctor_get(x_2060, 1);
-lean_inc(x_2063);
-lean_dec(x_2060);
-x_2064 = lean_box(x_226);
-if (lean_is_scalar(x_2038)) {
- x_2065 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2065 = x_2038;
-}
-lean_ctor_set(x_2065, 0, x_2064);
-lean_ctor_set(x_2065, 1, x_2037);
-if (lean_is_scalar(x_2034)) {
- x_2066 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2066 = x_2034;
-}
-lean_ctor_set(x_2066, 0, x_2065);
-x_2039 = x_2066;
-x_2040 = x_2063;
-goto block_2059;
-}
-else
-{
-lean_object* x_2067; lean_object* x_2068; lean_object* x_2069; lean_object* x_2070; lean_object* x_2071; lean_object* x_2072; lean_object* x_2073; 
-x_2067 = lean_ctor_get(x_2060, 1);
-lean_inc(x_2067);
-lean_dec(x_2060);
-x_2068 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2069 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2068, x_7, x_8, x_2067);
-x_2070 = lean_ctor_get(x_2069, 0);
-lean_inc(x_2070);
-x_2071 = lean_ctor_get(x_2069, 1);
-lean_inc(x_2071);
-lean_dec(x_2069);
-if (lean_is_scalar(x_2038)) {
- x_2072 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2072 = x_2038;
-}
-lean_ctor_set(x_2072, 0, x_2070);
-lean_ctor_set(x_2072, 1, x_2037);
-if (lean_is_scalar(x_2034)) {
- x_2073 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2073 = x_2034;
-}
-lean_ctor_set(x_2073, 0, x_2072);
-x_2039 = x_2073;
-x_2040 = x_2071;
-goto block_2059;
-}
-block_2059:
-{
-lean_object* x_2041; lean_object* x_2042; lean_object* x_2043; uint8_t x_2044; 
-x_2041 = lean_ctor_get(x_2039, 0);
-lean_inc(x_2041);
-if (lean_is_exclusive(x_2039)) {
- lean_ctor_release(x_2039, 0);
- x_2042 = x_2039;
-} else {
- lean_dec_ref(x_2039);
- x_2042 = lean_box(0);
-}
-x_2043 = lean_ctor_get(x_2041, 0);
-lean_inc(x_2043);
-x_2044 = lean_unbox(x_2043);
-lean_dec(x_2043);
-if (x_2044 == 0)
-{
-lean_object* x_2045; lean_object* x_2046; lean_object* x_2047; lean_object* x_2048; lean_object* x_2049; 
-lean_dec(x_2036);
-lean_dec(x_5);
-x_2045 = lean_ctor_get(x_2041, 1);
-lean_inc(x_2045);
-if (lean_is_exclusive(x_2041)) {
- lean_ctor_release(x_2041, 0);
- lean_ctor_release(x_2041, 1);
- x_2046 = x_2041;
-} else {
- lean_dec_ref(x_2041);
- x_2046 = lean_box(0);
-}
-x_2047 = lean_box(0);
-if (lean_is_scalar(x_2046)) {
- x_2048 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2048 = x_2046;
-}
-lean_ctor_set(x_2048, 0, x_2047);
-lean_ctor_set(x_2048, 1, x_2045);
-if (lean_is_scalar(x_2042)) {
- x_2049 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2049 = x_2042;
-}
-lean_ctor_set(x_2049, 0, x_2048);
-x_1874 = x_2049;
-x_1875 = x_2040;
-goto block_1896;
-}
-else
-{
-lean_object* x_2050; lean_object* x_2051; lean_object* x_2052; lean_object* x_2053; lean_object* x_2054; lean_object* x_2055; lean_object* x_2056; lean_object* x_2057; lean_object* x_2058; 
-lean_dec(x_2042);
-x_2050 = lean_ctor_get(x_2041, 1);
-lean_inc(x_2050);
-lean_dec(x_2041);
-x_2051 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_2036);
-x_2052 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2052, 0, x_2051);
-x_2053 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2054 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2054, 0, x_2053);
-lean_ctor_set(x_2054, 1, x_2052);
-x_2055 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2056 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2055, x_2054, x_5, x_2050, x_7, x_8, x_2040);
-lean_dec(x_5);
-x_2057 = lean_ctor_get(x_2056, 0);
-lean_inc(x_2057);
-x_2058 = lean_ctor_get(x_2056, 1);
-lean_inc(x_2058);
-lean_dec(x_2056);
-x_1874 = x_2057;
-x_1875 = x_2058;
-goto block_1896;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_2074; lean_object* x_2075; lean_object* x_2076; lean_object* x_2077; lean_object* x_2078; lean_object* x_2079; lean_object* x_2080; lean_object* x_2081; lean_object* x_2082; lean_object* x_2083; lean_object* x_2084; lean_object* x_2085; 
-x_2074 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_1872, x_7, x_8, x_261);
-x_2075 = lean_ctor_get(x_2074, 0);
-lean_inc(x_2075);
-x_2076 = lean_ctor_get(x_2075, 0);
-lean_inc(x_2076);
-lean_dec(x_2075);
-x_2077 = lean_ctor_get(x_2074, 1);
-lean_inc(x_2077);
-lean_dec(x_2074);
-x_2078 = lean_ctor_get(x_2076, 1);
-lean_inc(x_2078);
-lean_dec(x_2076);
-x_2079 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2078, x_7, x_8, x_2077);
-x_2080 = lean_ctor_get(x_2079, 0);
-lean_inc(x_2080);
-x_2081 = lean_ctor_get(x_2080, 0);
-lean_inc(x_2081);
-lean_dec(x_2080);
-x_2082 = lean_ctor_get(x_2079, 1);
-lean_inc(x_2082);
-lean_dec(x_2079);
-x_2083 = lean_ctor_get(x_2081, 0);
-lean_inc(x_2083);
-x_2084 = lean_ctor_get(x_2081, 1);
-lean_inc(x_2084);
-lean_dec(x_2081);
-x_2085 = l_Lean_Syntax_getHeadInfo___main(x_2083);
-if (lean_obj_tag(x_2085) == 0)
-{
-lean_object* x_2086; lean_object* x_2087; lean_object* x_2088; lean_object* x_2089; lean_object* x_2090; lean_object* x_2091; lean_object* x_2092; lean_object* x_2093; lean_object* x_2094; lean_object* x_2095; lean_object* x_2096; lean_object* x_2097; lean_object* x_2098; lean_object* x_2099; lean_object* x_2100; lean_object* x_2101; lean_object* x_2121; lean_object* x_2122; uint8_t x_2123; 
-x_2086 = lean_apply_1(x_2, x_2083);
-x_2087 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2086, x_5, x_2084, x_7, x_8, x_2082);
-x_2088 = lean_ctor_get(x_2087, 0);
-lean_inc(x_2088);
-x_2089 = lean_ctor_get(x_2088, 0);
-lean_inc(x_2089);
-lean_dec(x_2088);
-x_2090 = lean_ctor_get(x_2087, 1);
-lean_inc(x_2090);
-lean_dec(x_2087);
-x_2091 = lean_ctor_get(x_2089, 1);
-lean_inc(x_2091);
-lean_dec(x_2089);
-x_2092 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2091, x_7, x_8, x_2090);
-x_2093 = lean_ctor_get(x_2092, 0);
-lean_inc(x_2093);
-x_2094 = lean_ctor_get(x_2093, 0);
-lean_inc(x_2094);
-if (lean_is_exclusive(x_2093)) {
- lean_ctor_release(x_2093, 0);
- x_2095 = x_2093;
-} else {
- lean_dec_ref(x_2093);
- x_2095 = lean_box(0);
-}
-x_2096 = lean_ctor_get(x_2092, 1);
-lean_inc(x_2096);
-lean_dec(x_2092);
-x_2097 = lean_ctor_get(x_2094, 0);
-lean_inc(x_2097);
-x_2098 = lean_ctor_get(x_2094, 1);
-lean_inc(x_2098);
-if (lean_is_exclusive(x_2094)) {
- lean_ctor_release(x_2094, 0);
- lean_ctor_release(x_2094, 1);
- x_2099 = x_2094;
-} else {
- lean_dec_ref(x_2094);
- x_2099 = lean_box(0);
-}
-x_2121 = l_Lean_Core_getTraceState___rarg(x_8, x_2096);
-x_2122 = lean_ctor_get(x_2121, 0);
-lean_inc(x_2122);
-x_2123 = lean_ctor_get_uint8(x_2122, sizeof(void*)*1);
-lean_dec(x_2122);
-if (x_2123 == 0)
-{
-lean_object* x_2124; lean_object* x_2125; lean_object* x_2126; lean_object* x_2127; 
-x_2124 = lean_ctor_get(x_2121, 1);
-lean_inc(x_2124);
-lean_dec(x_2121);
-x_2125 = lean_box(x_226);
-if (lean_is_scalar(x_2099)) {
- x_2126 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2126 = x_2099;
-}
-lean_ctor_set(x_2126, 0, x_2125);
-lean_ctor_set(x_2126, 1, x_2098);
-if (lean_is_scalar(x_2095)) {
- x_2127 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2127 = x_2095;
-}
-lean_ctor_set(x_2127, 0, x_2126);
-x_2100 = x_2127;
-x_2101 = x_2124;
-goto block_2120;
-}
-else
-{
-lean_object* x_2128; lean_object* x_2129; lean_object* x_2130; lean_object* x_2131; lean_object* x_2132; lean_object* x_2133; lean_object* x_2134; 
-x_2128 = lean_ctor_get(x_2121, 1);
-lean_inc(x_2128);
-lean_dec(x_2121);
-x_2129 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2130 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2129, x_7, x_8, x_2128);
-x_2131 = lean_ctor_get(x_2130, 0);
-lean_inc(x_2131);
-x_2132 = lean_ctor_get(x_2130, 1);
-lean_inc(x_2132);
-lean_dec(x_2130);
-if (lean_is_scalar(x_2099)) {
- x_2133 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2133 = x_2099;
-}
-lean_ctor_set(x_2133, 0, x_2131);
-lean_ctor_set(x_2133, 1, x_2098);
-if (lean_is_scalar(x_2095)) {
- x_2134 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2134 = x_2095;
-}
-lean_ctor_set(x_2134, 0, x_2133);
-x_2100 = x_2134;
-x_2101 = x_2132;
-goto block_2120;
-}
-block_2120:
-{
-lean_object* x_2102; lean_object* x_2103; lean_object* x_2104; uint8_t x_2105; 
-x_2102 = lean_ctor_get(x_2100, 0);
-lean_inc(x_2102);
-if (lean_is_exclusive(x_2100)) {
- lean_ctor_release(x_2100, 0);
- x_2103 = x_2100;
-} else {
- lean_dec_ref(x_2100);
- x_2103 = lean_box(0);
-}
-x_2104 = lean_ctor_get(x_2102, 0);
-lean_inc(x_2104);
-x_2105 = lean_unbox(x_2104);
-lean_dec(x_2104);
-if (x_2105 == 0)
-{
-lean_object* x_2106; lean_object* x_2107; lean_object* x_2108; lean_object* x_2109; lean_object* x_2110; 
-lean_dec(x_2097);
-lean_dec(x_5);
-x_2106 = lean_ctor_get(x_2102, 1);
-lean_inc(x_2106);
-if (lean_is_exclusive(x_2102)) {
- lean_ctor_release(x_2102, 0);
- lean_ctor_release(x_2102, 1);
- x_2107 = x_2102;
-} else {
- lean_dec_ref(x_2102);
- x_2107 = lean_box(0);
-}
-x_2108 = lean_box(0);
-if (lean_is_scalar(x_2107)) {
- x_2109 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2109 = x_2107;
-}
-lean_ctor_set(x_2109, 0, x_2108);
-lean_ctor_set(x_2109, 1, x_2106);
-if (lean_is_scalar(x_2103)) {
- x_2110 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2110 = x_2103;
-}
-lean_ctor_set(x_2110, 0, x_2109);
-x_1874 = x_2110;
-x_1875 = x_2101;
-goto block_1896;
-}
-else
-{
-lean_object* x_2111; lean_object* x_2112; lean_object* x_2113; lean_object* x_2114; lean_object* x_2115; lean_object* x_2116; lean_object* x_2117; lean_object* x_2118; lean_object* x_2119; 
-lean_dec(x_2103);
-x_2111 = lean_ctor_get(x_2102, 1);
-lean_inc(x_2111);
-lean_dec(x_2102);
-x_2112 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_2097);
-x_2113 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2113, 0, x_2112);
-x_2114 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2115 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2115, 0, x_2114);
-lean_ctor_set(x_2115, 1, x_2113);
-x_2116 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2117 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2116, x_2115, x_5, x_2111, x_7, x_8, x_2101);
-lean_dec(x_5);
-x_2118 = lean_ctor_get(x_2117, 0);
-lean_inc(x_2118);
-x_2119 = lean_ctor_get(x_2117, 1);
-lean_inc(x_2119);
-lean_dec(x_2117);
-x_1874 = x_2118;
-x_1875 = x_2119;
-goto block_1896;
-}
-}
-}
-else
-{
-lean_object* x_2135; lean_object* x_2136; 
-x_2135 = lean_ctor_get(x_2085, 0);
-lean_inc(x_2135);
-lean_dec(x_2085);
-x_2136 = l_Lean_Syntax_getTailInfo___main(x_2083);
-if (lean_obj_tag(x_2136) == 0)
-{
-lean_object* x_2137; lean_object* x_2138; lean_object* x_2139; lean_object* x_2140; lean_object* x_2141; lean_object* x_2142; lean_object* x_2143; lean_object* x_2144; lean_object* x_2145; lean_object* x_2146; lean_object* x_2147; lean_object* x_2148; lean_object* x_2149; lean_object* x_2150; lean_object* x_2151; lean_object* x_2152; lean_object* x_2172; lean_object* x_2173; uint8_t x_2174; 
-lean_dec(x_2135);
-x_2137 = lean_apply_1(x_2, x_2083);
-x_2138 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2137, x_5, x_2084, x_7, x_8, x_2082);
-x_2139 = lean_ctor_get(x_2138, 0);
-lean_inc(x_2139);
-x_2140 = lean_ctor_get(x_2139, 0);
-lean_inc(x_2140);
-lean_dec(x_2139);
-x_2141 = lean_ctor_get(x_2138, 1);
-lean_inc(x_2141);
-lean_dec(x_2138);
-x_2142 = lean_ctor_get(x_2140, 1);
-lean_inc(x_2142);
-lean_dec(x_2140);
-x_2143 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2142, x_7, x_8, x_2141);
-x_2144 = lean_ctor_get(x_2143, 0);
-lean_inc(x_2144);
-x_2145 = lean_ctor_get(x_2144, 0);
-lean_inc(x_2145);
-if (lean_is_exclusive(x_2144)) {
- lean_ctor_release(x_2144, 0);
- x_2146 = x_2144;
-} else {
- lean_dec_ref(x_2144);
- x_2146 = lean_box(0);
-}
-x_2147 = lean_ctor_get(x_2143, 1);
-lean_inc(x_2147);
-lean_dec(x_2143);
-x_2148 = lean_ctor_get(x_2145, 0);
-lean_inc(x_2148);
-x_2149 = lean_ctor_get(x_2145, 1);
-lean_inc(x_2149);
-if (lean_is_exclusive(x_2145)) {
- lean_ctor_release(x_2145, 0);
- lean_ctor_release(x_2145, 1);
- x_2150 = x_2145;
-} else {
- lean_dec_ref(x_2145);
- x_2150 = lean_box(0);
-}
-x_2172 = l_Lean_Core_getTraceState___rarg(x_8, x_2147);
-x_2173 = lean_ctor_get(x_2172, 0);
-lean_inc(x_2173);
-x_2174 = lean_ctor_get_uint8(x_2173, sizeof(void*)*1);
-lean_dec(x_2173);
-if (x_2174 == 0)
-{
-lean_object* x_2175; lean_object* x_2176; lean_object* x_2177; lean_object* x_2178; 
-x_2175 = lean_ctor_get(x_2172, 1);
-lean_inc(x_2175);
-lean_dec(x_2172);
-x_2176 = lean_box(x_226);
-if (lean_is_scalar(x_2150)) {
- x_2177 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2177 = x_2150;
-}
-lean_ctor_set(x_2177, 0, x_2176);
-lean_ctor_set(x_2177, 1, x_2149);
-if (lean_is_scalar(x_2146)) {
- x_2178 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2178 = x_2146;
-}
-lean_ctor_set(x_2178, 0, x_2177);
-x_2151 = x_2178;
-x_2152 = x_2175;
-goto block_2171;
-}
-else
-{
-lean_object* x_2179; lean_object* x_2180; lean_object* x_2181; lean_object* x_2182; lean_object* x_2183; lean_object* x_2184; lean_object* x_2185; 
-x_2179 = lean_ctor_get(x_2172, 1);
-lean_inc(x_2179);
-lean_dec(x_2172);
-x_2180 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2181 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2180, x_7, x_8, x_2179);
-x_2182 = lean_ctor_get(x_2181, 0);
-lean_inc(x_2182);
-x_2183 = lean_ctor_get(x_2181, 1);
-lean_inc(x_2183);
-lean_dec(x_2181);
-if (lean_is_scalar(x_2150)) {
- x_2184 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2184 = x_2150;
-}
-lean_ctor_set(x_2184, 0, x_2182);
-lean_ctor_set(x_2184, 1, x_2149);
-if (lean_is_scalar(x_2146)) {
- x_2185 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2185 = x_2146;
-}
-lean_ctor_set(x_2185, 0, x_2184);
-x_2151 = x_2185;
-x_2152 = x_2183;
-goto block_2171;
-}
-block_2171:
-{
-lean_object* x_2153; lean_object* x_2154; lean_object* x_2155; uint8_t x_2156; 
-x_2153 = lean_ctor_get(x_2151, 0);
-lean_inc(x_2153);
-if (lean_is_exclusive(x_2151)) {
- lean_ctor_release(x_2151, 0);
- x_2154 = x_2151;
-} else {
- lean_dec_ref(x_2151);
- x_2154 = lean_box(0);
-}
-x_2155 = lean_ctor_get(x_2153, 0);
-lean_inc(x_2155);
-x_2156 = lean_unbox(x_2155);
-lean_dec(x_2155);
-if (x_2156 == 0)
-{
-lean_object* x_2157; lean_object* x_2158; lean_object* x_2159; lean_object* x_2160; lean_object* x_2161; 
-lean_dec(x_2148);
-lean_dec(x_5);
-x_2157 = lean_ctor_get(x_2153, 1);
-lean_inc(x_2157);
-if (lean_is_exclusive(x_2153)) {
- lean_ctor_release(x_2153, 0);
- lean_ctor_release(x_2153, 1);
- x_2158 = x_2153;
-} else {
- lean_dec_ref(x_2153);
- x_2158 = lean_box(0);
-}
-x_2159 = lean_box(0);
-if (lean_is_scalar(x_2158)) {
- x_2160 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2160 = x_2158;
-}
-lean_ctor_set(x_2160, 0, x_2159);
-lean_ctor_set(x_2160, 1, x_2157);
-if (lean_is_scalar(x_2154)) {
- x_2161 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2161 = x_2154;
-}
-lean_ctor_set(x_2161, 0, x_2160);
-x_1874 = x_2161;
-x_1875 = x_2152;
-goto block_1896;
-}
-else
-{
-lean_object* x_2162; lean_object* x_2163; lean_object* x_2164; lean_object* x_2165; lean_object* x_2166; lean_object* x_2167; lean_object* x_2168; lean_object* x_2169; lean_object* x_2170; 
-lean_dec(x_2154);
-x_2162 = lean_ctor_get(x_2153, 1);
-lean_inc(x_2162);
-lean_dec(x_2153);
-x_2163 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_2148);
-x_2164 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2164, 0, x_2163);
-x_2165 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2166 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2166, 0, x_2165);
-lean_ctor_set(x_2166, 1, x_2164);
-x_2167 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2168 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2167, x_2166, x_5, x_2162, x_7, x_8, x_2152);
-lean_dec(x_5);
-x_2169 = lean_ctor_get(x_2168, 0);
-lean_inc(x_2169);
-x_2170 = lean_ctor_get(x_2168, 1);
-lean_inc(x_2170);
-lean_dec(x_2168);
-x_1874 = x_2169;
-x_1875 = x_2170;
-goto block_1896;
-}
-}
-}
-else
-{
-lean_object* x_2186; lean_object* x_2187; lean_object* x_2188; lean_object* x_2189; lean_object* x_2190; lean_object* x_2191; lean_object* x_2192; lean_object* x_2193; lean_object* x_2194; lean_object* x_2195; lean_object* x_2196; lean_object* x_2197; lean_object* x_2198; lean_object* x_2199; lean_object* x_2200; lean_object* x_2201; lean_object* x_2202; lean_object* x_2203; lean_object* x_2204; lean_object* x_2205; lean_object* x_2206; lean_object* x_2207; lean_object* x_2208; lean_object* x_2209; lean_object* x_2210; lean_object* x_2211; lean_object* x_2212; lean_object* x_2213; lean_object* x_2214; lean_object* x_2215; lean_object* x_2216; lean_object* x_2217; lean_object* x_2218; lean_object* x_2219; lean_object* x_2239; lean_object* x_2240; uint8_t x_2241; 
-x_2186 = lean_ctor_get(x_2136, 0);
-lean_inc(x_2186);
-lean_dec(x_2136);
-x_2187 = lean_ctor_get(x_2135, 0);
-lean_inc(x_2187);
-x_2188 = lean_ctor_get(x_2135, 1);
-lean_inc(x_2188);
-x_2189 = lean_ctor_get(x_2135, 2);
-lean_inc(x_2189);
-if (lean_is_exclusive(x_2135)) {
- lean_ctor_release(x_2135, 0);
- lean_ctor_release(x_2135, 1);
- lean_ctor_release(x_2135, 2);
- x_2190 = x_2135;
-} else {
- lean_dec_ref(x_2135);
- x_2190 = lean_box(0);
-}
-x_2191 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_2188);
-if (lean_is_scalar(x_2190)) {
- x_2192 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2192 = x_2190;
-}
-lean_ctor_set(x_2192, 0, x_2191);
-lean_ctor_set(x_2192, 1, x_2188);
-lean_ctor_set(x_2192, 2, x_2189);
-x_2193 = l_Lean_Syntax_setHeadInfo(x_2083, x_2192);
-x_2194 = lean_ctor_get(x_2186, 0);
-lean_inc(x_2194);
-x_2195 = lean_ctor_get(x_2186, 1);
-lean_inc(x_2195);
-x_2196 = lean_ctor_get(x_2186, 2);
-lean_inc(x_2196);
-if (lean_is_exclusive(x_2186)) {
- lean_ctor_release(x_2186, 0);
- lean_ctor_release(x_2186, 1);
- lean_ctor_release(x_2186, 2);
- x_2197 = x_2186;
-} else {
- lean_dec_ref(x_2186);
- x_2197 = lean_box(0);
-}
-lean_inc(x_2195);
-if (lean_is_scalar(x_2197)) {
- x_2198 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2198 = x_2197;
-}
-lean_ctor_set(x_2198, 0, x_2194);
-lean_ctor_set(x_2198, 1, x_2195);
-lean_ctor_set(x_2198, 2, x_2191);
-x_2199 = l_Lean_Syntax_setTailInfo(x_2193, x_2198);
-x_2200 = lean_apply_1(x_2, x_2199);
-x_2201 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2201, 0, x_2187);
-lean_ctor_set(x_2201, 1, x_2188);
-lean_ctor_set(x_2201, 2, x_2191);
-x_2202 = l_Lean_Syntax_setHeadInfo(x_2200, x_2201);
-x_2203 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2203, 0, x_2191);
-lean_ctor_set(x_2203, 1, x_2195);
-lean_ctor_set(x_2203, 2, x_2196);
-x_2204 = l_Lean_Syntax_setTailInfo(x_2202, x_2203);
-x_2205 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2204, x_5, x_2084, x_7, x_8, x_2082);
-x_2206 = lean_ctor_get(x_2205, 0);
-lean_inc(x_2206);
-x_2207 = lean_ctor_get(x_2206, 0);
-lean_inc(x_2207);
-lean_dec(x_2206);
-x_2208 = lean_ctor_get(x_2205, 1);
-lean_inc(x_2208);
-lean_dec(x_2205);
-x_2209 = lean_ctor_get(x_2207, 1);
-lean_inc(x_2209);
-lean_dec(x_2207);
-x_2210 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2209, x_7, x_8, x_2208);
-x_2211 = lean_ctor_get(x_2210, 0);
-lean_inc(x_2211);
-x_2212 = lean_ctor_get(x_2211, 0);
-lean_inc(x_2212);
-if (lean_is_exclusive(x_2211)) {
- lean_ctor_release(x_2211, 0);
- x_2213 = x_2211;
-} else {
- lean_dec_ref(x_2211);
- x_2213 = lean_box(0);
-}
-x_2214 = lean_ctor_get(x_2210, 1);
-lean_inc(x_2214);
-lean_dec(x_2210);
-x_2215 = lean_ctor_get(x_2212, 0);
-lean_inc(x_2215);
-x_2216 = lean_ctor_get(x_2212, 1);
-lean_inc(x_2216);
-if (lean_is_exclusive(x_2212)) {
- lean_ctor_release(x_2212, 0);
- lean_ctor_release(x_2212, 1);
- x_2217 = x_2212;
-} else {
- lean_dec_ref(x_2212);
- x_2217 = lean_box(0);
-}
-x_2239 = l_Lean_Core_getTraceState___rarg(x_8, x_2214);
-x_2240 = lean_ctor_get(x_2239, 0);
-lean_inc(x_2240);
-x_2241 = lean_ctor_get_uint8(x_2240, sizeof(void*)*1);
-lean_dec(x_2240);
-if (x_2241 == 0)
-{
-lean_object* x_2242; lean_object* x_2243; lean_object* x_2244; lean_object* x_2245; 
-x_2242 = lean_ctor_get(x_2239, 1);
-lean_inc(x_2242);
-lean_dec(x_2239);
-x_2243 = lean_box(x_226);
-if (lean_is_scalar(x_2217)) {
- x_2244 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2244 = x_2217;
-}
-lean_ctor_set(x_2244, 0, x_2243);
-lean_ctor_set(x_2244, 1, x_2216);
-if (lean_is_scalar(x_2213)) {
- x_2245 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2245 = x_2213;
-}
-lean_ctor_set(x_2245, 0, x_2244);
-x_2218 = x_2245;
-x_2219 = x_2242;
-goto block_2238;
-}
-else
-{
-lean_object* x_2246; lean_object* x_2247; lean_object* x_2248; lean_object* x_2249; lean_object* x_2250; lean_object* x_2251; lean_object* x_2252; 
-x_2246 = lean_ctor_get(x_2239, 1);
-lean_inc(x_2246);
-lean_dec(x_2239);
-x_2247 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2248 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2247, x_7, x_8, x_2246);
-x_2249 = lean_ctor_get(x_2248, 0);
-lean_inc(x_2249);
-x_2250 = lean_ctor_get(x_2248, 1);
-lean_inc(x_2250);
-lean_dec(x_2248);
-if (lean_is_scalar(x_2217)) {
- x_2251 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2251 = x_2217;
-}
-lean_ctor_set(x_2251, 0, x_2249);
-lean_ctor_set(x_2251, 1, x_2216);
-if (lean_is_scalar(x_2213)) {
- x_2252 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2252 = x_2213;
-}
-lean_ctor_set(x_2252, 0, x_2251);
-x_2218 = x_2252;
-x_2219 = x_2250;
-goto block_2238;
-}
-block_2238:
-{
-lean_object* x_2220; lean_object* x_2221; lean_object* x_2222; uint8_t x_2223; 
-x_2220 = lean_ctor_get(x_2218, 0);
-lean_inc(x_2220);
-if (lean_is_exclusive(x_2218)) {
- lean_ctor_release(x_2218, 0);
- x_2221 = x_2218;
-} else {
- lean_dec_ref(x_2218);
- x_2221 = lean_box(0);
-}
-x_2222 = lean_ctor_get(x_2220, 0);
-lean_inc(x_2222);
-x_2223 = lean_unbox(x_2222);
-lean_dec(x_2222);
-if (x_2223 == 0)
-{
-lean_object* x_2224; lean_object* x_2225; lean_object* x_2226; lean_object* x_2227; lean_object* x_2228; 
-lean_dec(x_2215);
-lean_dec(x_5);
-x_2224 = lean_ctor_get(x_2220, 1);
-lean_inc(x_2224);
-if (lean_is_exclusive(x_2220)) {
- lean_ctor_release(x_2220, 0);
- lean_ctor_release(x_2220, 1);
- x_2225 = x_2220;
-} else {
- lean_dec_ref(x_2220);
- x_2225 = lean_box(0);
-}
-x_2226 = lean_box(0);
-if (lean_is_scalar(x_2225)) {
- x_2227 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2227 = x_2225;
-}
-lean_ctor_set(x_2227, 0, x_2226);
-lean_ctor_set(x_2227, 1, x_2224);
-if (lean_is_scalar(x_2221)) {
- x_2228 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2228 = x_2221;
-}
-lean_ctor_set(x_2228, 0, x_2227);
-x_1874 = x_2228;
-x_1875 = x_2219;
-goto block_1896;
-}
-else
-{
-lean_object* x_2229; lean_object* x_2230; lean_object* x_2231; lean_object* x_2232; lean_object* x_2233; lean_object* x_2234; lean_object* x_2235; lean_object* x_2236; lean_object* x_2237; 
-lean_dec(x_2221);
-x_2229 = lean_ctor_get(x_2220, 1);
-lean_inc(x_2229);
-lean_dec(x_2220);
-x_2230 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_1898, x_2215);
-x_2231 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2231, 0, x_2230);
-x_2232 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2233 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2233, 0, x_2232);
-lean_ctor_set(x_2233, 1, x_2231);
-x_2234 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2235 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2234, x_2233, x_5, x_2229, x_7, x_8, x_2219);
-lean_dec(x_5);
-x_2236 = lean_ctor_get(x_2235, 0);
-lean_inc(x_2236);
-x_2237 = lean_ctor_get(x_2235, 1);
-lean_inc(x_2237);
-lean_dec(x_2235);
-x_1874 = x_2236;
-x_1875 = x_2237;
-goto block_1896;
-}
-}
-}
-}
-}
-}
-}
-}
-block_2386:
-{
-uint8_t x_2282; 
-x_2282 = !lean_is_exclusive(x_2280);
-if (x_2282 == 0)
-{
-lean_object* x_2283; lean_object* x_2284; uint8_t x_2285; 
-x_2283 = lean_ctor_get(x_2280, 0);
-x_2284 = lean_ctor_get(x_2283, 0);
-lean_inc(x_2284);
-x_2285 = lean_unbox(x_2284);
-lean_dec(x_2284);
-if (x_2285 == 0)
-{
-uint8_t x_2286; 
-lean_dec(x_249);
-x_2286 = !lean_is_exclusive(x_2283);
-if (x_2286 == 0)
-{
-lean_object* x_2287; lean_object* x_2288; 
-x_2287 = lean_ctor_get(x_2283, 0);
-lean_dec(x_2287);
-x_2288 = lean_box(0);
-lean_ctor_set(x_2283, 0, x_2288);
-x_260 = x_2280;
-x_261 = x_2281;
-goto block_2279;
-}
-else
-{
-lean_object* x_2289; lean_object* x_2290; lean_object* x_2291; 
-x_2289 = lean_ctor_get(x_2283, 1);
-lean_inc(x_2289);
-lean_dec(x_2283);
-x_2290 = lean_box(0);
-x_2291 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_2291, 0, x_2290);
-lean_ctor_set(x_2291, 1, x_2289);
-lean_ctor_set(x_2280, 0, x_2291);
-x_260 = x_2280;
-x_261 = x_2281;
-goto block_2279;
-}
-}
-else
-{
-uint8_t x_2292; 
-lean_free_object(x_2280);
-x_2292 = !lean_is_exclusive(x_2283);
-if (x_2292 == 0)
-{
-lean_object* x_2293; lean_object* x_2294; lean_object* x_2295; lean_object* x_2296; lean_object* x_2297; lean_object* x_2298; lean_object* x_2299; lean_object* x_2300; lean_object* x_2301; lean_object* x_2302; lean_object* x_2303; lean_object* x_2304; lean_object* x_2305; lean_object* x_2306; lean_object* x_2307; lean_object* x_2308; lean_object* x_2309; lean_object* x_2310; lean_object* x_2311; lean_object* x_2312; lean_object* x_2313; lean_object* x_2314; lean_object* x_2315; lean_object* x_2316; lean_object* x_2317; lean_object* x_2318; lean_object* x_2319; lean_object* x_2320; 
-x_2293 = lean_ctor_get(x_2283, 1);
-x_2294 = lean_ctor_get(x_2283, 0);
-lean_dec(x_2294);
-lean_inc(x_3);
-x_2295 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_2296 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2296, 0, x_2295);
-x_2297 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_2298 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2298, 0, x_2297);
-lean_ctor_set(x_2298, 1, x_2296);
-x_2299 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_2300 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2300, 0, x_2298);
-lean_ctor_set(x_2300, 1, x_2299);
-lean_inc(x_259);
-x_2301 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_259);
-x_2302 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2302, 0, x_2301);
-x_2303 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2303, 0, x_2300);
-lean_ctor_set(x_2303, 1, x_2302);
-x_2304 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_2305 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2305, 0, x_2303);
-lean_ctor_set(x_2305, 1, x_2304);
-lean_inc(x_1);
-lean_inc(x_258);
-lean_ctor_set(x_2283, 1, x_1);
-lean_ctor_set(x_2283, 0, x_258);
-x_2306 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2283);
-x_2307 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2307, 0, x_2306);
-x_2308 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2308, 0, x_2305);
-lean_ctor_set(x_2308, 1, x_2307);
-x_2309 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_2310 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2310, 0, x_2308);
-lean_ctor_set(x_2310, 1, x_2309);
-x_2311 = lean_ctor_get(x_23, 1);
-lean_inc(x_2311);
-x_2312 = lean_ctor_get(x_23, 2);
-lean_inc(x_2312);
-if (lean_is_scalar(x_249)) {
- x_2313 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2313 = x_249;
-}
-lean_ctor_set(x_2313, 0, x_2311);
-lean_ctor_set(x_2313, 1, x_2312);
-x_2314 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2313);
-x_2315 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2315, 0, x_2314);
-x_2316 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2316, 0, x_2310);
-lean_ctor_set(x_2316, 1, x_2315);
-x_2317 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2318 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2317, x_2316, x_5, x_2293, x_7, x_8, x_2281);
-x_2319 = lean_ctor_get(x_2318, 0);
-lean_inc(x_2319);
-x_2320 = lean_ctor_get(x_2318, 1);
-lean_inc(x_2320);
-lean_dec(x_2318);
-x_260 = x_2319;
-x_261 = x_2320;
-goto block_2279;
-}
-else
-{
-lean_object* x_2321; lean_object* x_2322; lean_object* x_2323; lean_object* x_2324; lean_object* x_2325; lean_object* x_2326; lean_object* x_2327; lean_object* x_2328; lean_object* x_2329; lean_object* x_2330; lean_object* x_2331; lean_object* x_2332; lean_object* x_2333; lean_object* x_2334; lean_object* x_2335; lean_object* x_2336; lean_object* x_2337; lean_object* x_2338; lean_object* x_2339; lean_object* x_2340; lean_object* x_2341; lean_object* x_2342; lean_object* x_2343; lean_object* x_2344; lean_object* x_2345; lean_object* x_2346; lean_object* x_2347; lean_object* x_2348; 
-x_2321 = lean_ctor_get(x_2283, 1);
-lean_inc(x_2321);
-lean_dec(x_2283);
-lean_inc(x_3);
-x_2322 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_2323 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2323, 0, x_2322);
-x_2324 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_2325 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2325, 0, x_2324);
-lean_ctor_set(x_2325, 1, x_2323);
-x_2326 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_2327 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2327, 0, x_2325);
-lean_ctor_set(x_2327, 1, x_2326);
-lean_inc(x_259);
-x_2328 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_259);
-x_2329 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2329, 0, x_2328);
-x_2330 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2330, 0, x_2327);
-lean_ctor_set(x_2330, 1, x_2329);
-x_2331 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_2332 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2332, 0, x_2330);
-lean_ctor_set(x_2332, 1, x_2331);
-lean_inc(x_1);
-lean_inc(x_258);
-x_2333 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_2333, 0, x_258);
-lean_ctor_set(x_2333, 1, x_1);
-x_2334 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2333);
-x_2335 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2335, 0, x_2334);
-x_2336 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2336, 0, x_2332);
-lean_ctor_set(x_2336, 1, x_2335);
-x_2337 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_2338 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2338, 0, x_2336);
-lean_ctor_set(x_2338, 1, x_2337);
-x_2339 = lean_ctor_get(x_23, 1);
-lean_inc(x_2339);
-x_2340 = lean_ctor_get(x_23, 2);
-lean_inc(x_2340);
-if (lean_is_scalar(x_249)) {
- x_2341 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2341 = x_249;
-}
-lean_ctor_set(x_2341, 0, x_2339);
-lean_ctor_set(x_2341, 1, x_2340);
-x_2342 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2341);
-x_2343 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2343, 0, x_2342);
-x_2344 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2344, 0, x_2338);
-lean_ctor_set(x_2344, 1, x_2343);
-x_2345 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2346 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2345, x_2344, x_5, x_2321, x_7, x_8, x_2281);
-x_2347 = lean_ctor_get(x_2346, 0);
-lean_inc(x_2347);
-x_2348 = lean_ctor_get(x_2346, 1);
-lean_inc(x_2348);
-lean_dec(x_2346);
-x_260 = x_2347;
-x_261 = x_2348;
-goto block_2279;
-}
-}
-}
-else
-{
-lean_object* x_2349; lean_object* x_2350; uint8_t x_2351; 
-x_2349 = lean_ctor_get(x_2280, 0);
-lean_inc(x_2349);
-lean_dec(x_2280);
-x_2350 = lean_ctor_get(x_2349, 0);
-lean_inc(x_2350);
-x_2351 = lean_unbox(x_2350);
-lean_dec(x_2350);
-if (x_2351 == 0)
-{
-lean_object* x_2352; lean_object* x_2353; lean_object* x_2354; lean_object* x_2355; lean_object* x_2356; 
-lean_dec(x_249);
-x_2352 = lean_ctor_get(x_2349, 1);
-lean_inc(x_2352);
-if (lean_is_exclusive(x_2349)) {
- lean_ctor_release(x_2349, 0);
- lean_ctor_release(x_2349, 1);
- x_2353 = x_2349;
-} else {
- lean_dec_ref(x_2349);
- x_2353 = lean_box(0);
-}
-x_2354 = lean_box(0);
-if (lean_is_scalar(x_2353)) {
- x_2355 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2355 = x_2353;
-}
-lean_ctor_set(x_2355, 0, x_2354);
-lean_ctor_set(x_2355, 1, x_2352);
-x_2356 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2356, 0, x_2355);
-x_260 = x_2356;
-x_261 = x_2281;
-goto block_2279;
-}
-else
-{
-lean_object* x_2357; lean_object* x_2358; lean_object* x_2359; lean_object* x_2360; lean_object* x_2361; lean_object* x_2362; lean_object* x_2363; lean_object* x_2364; lean_object* x_2365; lean_object* x_2366; lean_object* x_2367; lean_object* x_2368; lean_object* x_2369; lean_object* x_2370; lean_object* x_2371; lean_object* x_2372; lean_object* x_2373; lean_object* x_2374; lean_object* x_2375; lean_object* x_2376; lean_object* x_2377; lean_object* x_2378; lean_object* x_2379; lean_object* x_2380; lean_object* x_2381; lean_object* x_2382; lean_object* x_2383; lean_object* x_2384; lean_object* x_2385; 
-x_2357 = lean_ctor_get(x_2349, 1);
-lean_inc(x_2357);
-if (lean_is_exclusive(x_2349)) {
- lean_ctor_release(x_2349, 0);
- lean_ctor_release(x_2349, 1);
- x_2358 = x_2349;
-} else {
- lean_dec_ref(x_2349);
- x_2358 = lean_box(0);
-}
-lean_inc(x_3);
-x_2359 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_2360 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2360, 0, x_2359);
-x_2361 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_2362 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2362, 0, x_2361);
-lean_ctor_set(x_2362, 1, x_2360);
-x_2363 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_2364 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2364, 0, x_2362);
-lean_ctor_set(x_2364, 1, x_2363);
-lean_inc(x_259);
-x_2365 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_259);
-x_2366 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2366, 0, x_2365);
-x_2367 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2367, 0, x_2364);
-lean_ctor_set(x_2367, 1, x_2366);
-x_2368 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_2369 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2369, 0, x_2367);
-lean_ctor_set(x_2369, 1, x_2368);
-lean_inc(x_1);
-lean_inc(x_258);
-if (lean_is_scalar(x_2358)) {
- x_2370 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2370 = x_2358;
-}
-lean_ctor_set(x_2370, 0, x_258);
-lean_ctor_set(x_2370, 1, x_1);
-x_2371 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2370);
-x_2372 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2372, 0, x_2371);
-x_2373 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2373, 0, x_2369);
-lean_ctor_set(x_2373, 1, x_2372);
-x_2374 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_2375 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2375, 0, x_2373);
-lean_ctor_set(x_2375, 1, x_2374);
-x_2376 = lean_ctor_get(x_23, 1);
-lean_inc(x_2376);
-x_2377 = lean_ctor_get(x_23, 2);
-lean_inc(x_2377);
-if (lean_is_scalar(x_249)) {
- x_2378 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2378 = x_249;
-}
-lean_ctor_set(x_2378, 0, x_2376);
-lean_ctor_set(x_2378, 1, x_2377);
-x_2379 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2378);
-x_2380 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2380, 0, x_2379);
-x_2381 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2381, 0, x_2375);
-lean_ctor_set(x_2381, 1, x_2380);
-x_2382 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2383 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2382, x_2381, x_5, x_2357, x_7, x_8, x_2281);
-x_2384 = lean_ctor_get(x_2383, 0);
-lean_inc(x_2384);
-x_2385 = lean_ctor_get(x_2383, 1);
-lean_inc(x_2385);
-lean_dec(x_2383);
-x_260 = x_2384;
-x_261 = x_2385;
-goto block_2279;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_2397; lean_object* x_2398; lean_object* x_2399; lean_object* x_2400; 
-x_2397 = lean_ctor_get(x_235, 0);
-lean_inc(x_2397);
-lean_dec(x_235);
-x_2398 = lean_ctor_get(x_2397, 1);
-lean_inc(x_2398);
-if (lean_is_exclusive(x_2397)) {
- lean_ctor_release(x_2397, 0);
- lean_ctor_release(x_2397, 1);
- x_2399 = x_2397;
-} else {
- lean_dec_ref(x_2397);
- x_2399 = lean_box(0);
-}
-x_2400 = lean_ctor_get(x_2398, 3);
-lean_inc(x_2400);
-if (lean_obj_tag(x_2400) == 0)
-{
-lean_object* x_2401; lean_object* x_2402; lean_object* x_2403; lean_object* x_2404; lean_object* x_2405; 
-lean_dec(x_2399);
-lean_free_object(x_230);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2401 = lean_ctor_get(x_234, 1);
-lean_inc(x_2401);
-lean_dec(x_234);
-x_2402 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
-x_2403 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
-x_2404 = lean_panic_fn(x_2402, x_2403);
-x_2405 = lean_apply_5(x_2404, x_5, x_2398, x_7, x_8, x_2401);
-return x_2405;
-}
-else
-{
-lean_object* x_2406; lean_object* x_2407; lean_object* x_2408; lean_object* x_2409; lean_object* x_2410; lean_object* x_2411; lean_object* x_2822; lean_object* x_2823; lean_object* x_2863; lean_object* x_2864; uint8_t x_2865; 
-x_2406 = lean_ctor_get(x_234, 1);
-lean_inc(x_2406);
-if (lean_is_exclusive(x_234)) {
- lean_ctor_release(x_234, 0);
- lean_ctor_release(x_234, 1);
- x_2407 = x_234;
-} else {
- lean_dec_ref(x_234);
- x_2407 = lean_box(0);
-}
-x_2408 = lean_ctor_get(x_2398, 4);
-lean_inc(x_2408);
-x_2409 = lean_ctor_get(x_2400, 0);
-lean_inc(x_2409);
-lean_dec(x_2400);
-x_2863 = l_Lean_Core_getTraceState___rarg(x_8, x_2406);
-x_2864 = lean_ctor_get(x_2863, 0);
-lean_inc(x_2864);
-x_2865 = lean_ctor_get_uint8(x_2864, sizeof(void*)*1);
-lean_dec(x_2864);
-if (x_2865 == 0)
-{
-lean_object* x_2866; lean_object* x_2867; lean_object* x_2868; 
-x_2866 = lean_ctor_get(x_2863, 1);
-lean_inc(x_2866);
-lean_dec(x_2863);
-x_2867 = lean_box(x_226);
-lean_ctor_set(x_230, 1, x_2398);
-lean_ctor_set(x_230, 0, x_2867);
-x_2868 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2868, 0, x_230);
-x_2822 = x_2868;
-x_2823 = x_2866;
-goto block_2862;
-}
-else
-{
-lean_object* x_2869; lean_object* x_2870; lean_object* x_2871; lean_object* x_2872; lean_object* x_2873; lean_object* x_2874; 
-x_2869 = lean_ctor_get(x_2863, 1);
-lean_inc(x_2869);
-lean_dec(x_2863);
-x_2870 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2871 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2870, x_7, x_8, x_2869);
-x_2872 = lean_ctor_get(x_2871, 0);
-lean_inc(x_2872);
-x_2873 = lean_ctor_get(x_2871, 1);
-lean_inc(x_2873);
-lean_dec(x_2871);
-lean_ctor_set(x_230, 1, x_2398);
-lean_ctor_set(x_230, 0, x_2872);
-x_2874 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_2874, 0, x_230);
-x_2822 = x_2874;
-x_2823 = x_2873;
-goto block_2862;
-}
-block_2821:
-{
-lean_object* x_2412; lean_object* x_2413; lean_object* x_2414; lean_object* x_2415; lean_object* x_2416; lean_object* x_2417; lean_object* x_2439; uint8_t x_2796; 
-x_2412 = lean_ctor_get(x_2410, 0);
-lean_inc(x_2412);
-if (lean_is_exclusive(x_2410)) {
- lean_ctor_release(x_2410, 0);
- x_2413 = x_2410;
-} else {
- lean_dec_ref(x_2410);
- x_2413 = lean_box(0);
-}
-x_2414 = lean_ctor_get(x_2412, 1);
-lean_inc(x_2414);
-if (lean_is_exclusive(x_2412)) {
- lean_ctor_release(x_2412, 0);
- lean_ctor_release(x_2412, 1);
- x_2415 = x_2412;
-} else {
- lean_dec_ref(x_2412);
- x_2415 = lean_box(0);
-}
-x_2796 = lean_nat_dec_lt(x_2409, x_3);
-lean_dec(x_2409);
-if (x_2796 == 0)
-{
-if (lean_obj_tag(x_2408) == 0)
-{
-lean_object* x_2797; lean_object* x_2798; lean_object* x_2799; lean_object* x_2800; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2797 = lean_box(0);
-if (lean_is_scalar(x_2415)) {
- x_2798 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2798 = x_2415;
-}
-lean_ctor_set(x_2798, 0, x_2797);
-lean_ctor_set(x_2798, 1, x_2414);
-if (lean_is_scalar(x_2413)) {
- x_2799 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2799 = x_2413;
-}
-lean_ctor_set(x_2799, 0, x_2798);
-if (lean_is_scalar(x_2407)) {
- x_2800 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2800 = x_2407;
-}
-lean_ctor_set(x_2800, 0, x_2799);
-lean_ctor_set(x_2800, 1, x_2411);
-x_24 = x_2800;
-goto block_222;
-}
-else
-{
-lean_object* x_2801; 
-x_2801 = lean_ctor_get(x_23, 1);
-lean_inc(x_2801);
-if (lean_obj_tag(x_2801) == 0)
-{
-lean_object* x_2802; lean_object* x_2803; lean_object* x_2804; lean_object* x_2805; 
-lean_dec(x_2408);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2802 = lean_box(0);
-if (lean_is_scalar(x_2415)) {
- x_2803 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2803 = x_2415;
-}
-lean_ctor_set(x_2803, 0, x_2802);
-lean_ctor_set(x_2803, 1, x_2414);
-if (lean_is_scalar(x_2413)) {
- x_2804 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2804 = x_2413;
-}
-lean_ctor_set(x_2804, 0, x_2803);
-if (lean_is_scalar(x_2407)) {
- x_2805 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2805 = x_2407;
-}
-lean_ctor_set(x_2805, 0, x_2804);
-lean_ctor_set(x_2805, 1, x_2411);
-x_24 = x_2805;
-goto block_222;
-}
-else
-{
-lean_object* x_2806; lean_object* x_2807; lean_object* x_2808; uint8_t x_2809; 
-x_2806 = lean_ctor_get(x_2408, 0);
-lean_inc(x_2806);
-lean_dec(x_2408);
-x_2807 = lean_ctor_get(x_2801, 0);
-lean_inc(x_2807);
-lean_dec(x_2801);
-x_2808 = lean_ctor_get(x_23, 2);
-lean_inc(x_2808);
-x_2809 = lean_name_eq(x_1, x_2808);
-lean_dec(x_2808);
-if (x_2809 == 0)
-{
-lean_object* x_2810; lean_object* x_2811; lean_object* x_2812; lean_object* x_2813; 
-lean_dec(x_2807);
-lean_dec(x_2806);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2810 = lean_box(0);
-if (lean_is_scalar(x_2415)) {
- x_2811 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2811 = x_2415;
-}
-lean_ctor_set(x_2811, 0, x_2810);
-lean_ctor_set(x_2811, 1, x_2414);
-if (lean_is_scalar(x_2413)) {
- x_2812 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2812 = x_2413;
-}
-lean_ctor_set(x_2812, 0, x_2811);
-if (lean_is_scalar(x_2407)) {
- x_2813 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2813 = x_2407;
-}
-lean_ctor_set(x_2813, 0, x_2812);
-lean_ctor_set(x_2813, 1, x_2411);
-x_24 = x_2813;
-goto block_222;
-}
-else
-{
-uint8_t x_2814; 
-x_2814 = lean_nat_dec_le(x_2806, x_2807);
-lean_dec(x_2807);
-lean_dec(x_2806);
-if (x_2814 == 0)
-{
-lean_object* x_2815; lean_object* x_2816; lean_object* x_2817; lean_object* x_2818; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2815 = lean_box(0);
-if (lean_is_scalar(x_2415)) {
- x_2816 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2816 = x_2415;
-}
-lean_ctor_set(x_2816, 0, x_2815);
-lean_ctor_set(x_2816, 1, x_2414);
-if (lean_is_scalar(x_2413)) {
- x_2817 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2817 = x_2413;
-}
-lean_ctor_set(x_2817, 0, x_2816);
-if (lean_is_scalar(x_2407)) {
- x_2818 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2818 = x_2407;
-}
-lean_ctor_set(x_2818, 0, x_2817);
-lean_ctor_set(x_2818, 1, x_2411);
-x_24 = x_2818;
-goto block_222;
-}
-else
-{
-lean_object* x_2819; 
-lean_dec(x_2415);
-lean_dec(x_2413);
-lean_dec(x_2407);
-x_2819 = lean_box(0);
-x_2439 = x_2819;
-goto block_2795;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_2820; 
-lean_dec(x_2415);
-lean_dec(x_2413);
-lean_dec(x_2408);
-lean_dec(x_2407);
-x_2820 = lean_box(0);
-x_2439 = x_2820;
-goto block_2795;
-}
-block_2438:
-{
-lean_object* x_2418; lean_object* x_2419; lean_object* x_2420; lean_object* x_2421; lean_object* x_2422; lean_object* x_2423; lean_object* x_2424; lean_object* x_2425; lean_object* x_2426; lean_object* x_2427; lean_object* x_2428; lean_object* x_2429; uint8_t x_2430; lean_object* x_2431; lean_object* x_2432; lean_object* x_2433; lean_object* x_2434; lean_object* x_2435; lean_object* x_2436; lean_object* x_2437; 
-x_2418 = lean_ctor_get(x_2416, 0);
-lean_inc(x_2418);
-lean_dec(x_2416);
-x_2419 = lean_ctor_get(x_2418, 1);
-lean_inc(x_2419);
-lean_dec(x_2418);
-x_2420 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_2419, x_7, x_8, x_2417);
-lean_dec(x_8);
-lean_dec(x_7);
-x_2421 = lean_ctor_get(x_2420, 0);
-lean_inc(x_2421);
-x_2422 = lean_ctor_get(x_2421, 0);
-lean_inc(x_2422);
-if (lean_is_exclusive(x_2421)) {
- lean_ctor_release(x_2421, 0);
- x_2423 = x_2421;
-} else {
- lean_dec_ref(x_2421);
- x_2423 = lean_box(0);
-}
-x_2424 = lean_ctor_get(x_2422, 1);
-lean_inc(x_2424);
-if (lean_is_exclusive(x_2422)) {
- lean_ctor_release(x_2422, 0);
- lean_ctor_release(x_2422, 1);
- x_2425 = x_2422;
-} else {
- lean_dec_ref(x_2422);
- x_2425 = lean_box(0);
-}
-x_2426 = lean_ctor_get(x_2420, 1);
-lean_inc(x_2426);
-if (lean_is_exclusive(x_2420)) {
- lean_ctor_release(x_2420, 0);
- lean_ctor_release(x_2420, 1);
- x_2427 = x_2420;
-} else {
- lean_dec_ref(x_2420);
- x_2427 = lean_box(0);
-}
-x_2428 = lean_ctor_get(x_2424, 0);
-lean_inc(x_2428);
-x_2429 = lean_ctor_get(x_2424, 3);
-lean_inc(x_2429);
-x_2430 = lean_ctor_get_uint8(x_2424, sizeof(void*)*5);
-if (lean_is_exclusive(x_2424)) {
- lean_ctor_release(x_2424, 0);
- lean_ctor_release(x_2424, 1);
- lean_ctor_release(x_2424, 2);
- lean_ctor_release(x_2424, 3);
- lean_ctor_release(x_2424, 4);
- x_2431 = x_2424;
-} else {
- lean_dec_ref(x_2424);
- x_2431 = lean_box(0);
-}
-x_2432 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_2431)) {
- x_2433 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_2433 = x_2431;
-}
-lean_ctor_set(x_2433, 0, x_2428);
-lean_ctor_set(x_2433, 1, x_2432);
-lean_ctor_set(x_2433, 2, x_1);
-lean_ctor_set(x_2433, 3, x_2429);
-lean_ctor_set(x_2433, 4, x_224);
-lean_ctor_set_uint8(x_2433, sizeof(void*)*5, x_2430);
-x_2434 = lean_box(0);
-if (lean_is_scalar(x_2425)) {
- x_2435 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2435 = x_2425;
-}
-lean_ctor_set(x_2435, 0, x_2434);
-lean_ctor_set(x_2435, 1, x_2433);
-if (lean_is_scalar(x_2423)) {
- x_2436 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2436 = x_2423;
-}
-lean_ctor_set(x_2436, 0, x_2435);
-if (lean_is_scalar(x_2427)) {
- x_2437 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2437 = x_2427;
-}
-lean_ctor_set(x_2437, 0, x_2436);
-lean_ctor_set(x_2437, 1, x_2426);
-x_24 = x_2437;
-goto block_222;
-}
-block_2795:
-{
-lean_object* x_2440; uint8_t x_2441; 
-lean_dec(x_2439);
-x_2440 = lean_unsigned_to_nat(0u);
-x_2441 = lean_nat_dec_lt(x_2440, x_22);
-lean_dec(x_22);
-if (x_2441 == 0)
-{
-lean_object* x_2442; lean_object* x_2443; lean_object* x_2444; lean_object* x_2445; lean_object* x_2446; lean_object* x_2447; lean_object* x_2448; 
-x_2442 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2414, x_7, x_8, x_2411);
-x_2443 = lean_ctor_get(x_2442, 0);
-lean_inc(x_2443);
-x_2444 = lean_ctor_get(x_2443, 0);
-lean_inc(x_2444);
-lean_dec(x_2443);
-x_2445 = lean_ctor_get(x_2442, 1);
-lean_inc(x_2445);
-lean_dec(x_2442);
-x_2446 = lean_ctor_get(x_2444, 0);
-lean_inc(x_2446);
-x_2447 = lean_ctor_get(x_2444, 1);
-lean_inc(x_2447);
-lean_dec(x_2444);
-x_2448 = l_Lean_Syntax_getHeadInfo___main(x_2446);
-if (lean_obj_tag(x_2448) == 0)
-{
-lean_object* x_2449; lean_object* x_2450; lean_object* x_2451; lean_object* x_2452; lean_object* x_2453; lean_object* x_2454; lean_object* x_2455; lean_object* x_2456; lean_object* x_2457; lean_object* x_2458; lean_object* x_2459; lean_object* x_2460; lean_object* x_2461; lean_object* x_2462; lean_object* x_2463; lean_object* x_2464; lean_object* x_2484; lean_object* x_2485; uint8_t x_2486; 
-x_2449 = lean_apply_1(x_2, x_2446);
-x_2450 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2449, x_5, x_2447, x_7, x_8, x_2445);
-x_2451 = lean_ctor_get(x_2450, 0);
-lean_inc(x_2451);
-x_2452 = lean_ctor_get(x_2451, 0);
-lean_inc(x_2452);
-lean_dec(x_2451);
-x_2453 = lean_ctor_get(x_2450, 1);
-lean_inc(x_2453);
-lean_dec(x_2450);
-x_2454 = lean_ctor_get(x_2452, 1);
-lean_inc(x_2454);
-lean_dec(x_2452);
-x_2455 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2454, x_7, x_8, x_2453);
-x_2456 = lean_ctor_get(x_2455, 0);
-lean_inc(x_2456);
-x_2457 = lean_ctor_get(x_2456, 0);
-lean_inc(x_2457);
-if (lean_is_exclusive(x_2456)) {
- lean_ctor_release(x_2456, 0);
- x_2458 = x_2456;
-} else {
- lean_dec_ref(x_2456);
- x_2458 = lean_box(0);
-}
-x_2459 = lean_ctor_get(x_2455, 1);
-lean_inc(x_2459);
-lean_dec(x_2455);
-x_2460 = lean_ctor_get(x_2457, 0);
-lean_inc(x_2460);
-x_2461 = lean_ctor_get(x_2457, 1);
-lean_inc(x_2461);
-if (lean_is_exclusive(x_2457)) {
- lean_ctor_release(x_2457, 0);
- lean_ctor_release(x_2457, 1);
- x_2462 = x_2457;
-} else {
- lean_dec_ref(x_2457);
- x_2462 = lean_box(0);
-}
-x_2484 = l_Lean_Core_getTraceState___rarg(x_8, x_2459);
-x_2485 = lean_ctor_get(x_2484, 0);
-lean_inc(x_2485);
-x_2486 = lean_ctor_get_uint8(x_2485, sizeof(void*)*1);
-lean_dec(x_2485);
-if (x_2486 == 0)
-{
-lean_object* x_2487; lean_object* x_2488; lean_object* x_2489; lean_object* x_2490; 
-x_2487 = lean_ctor_get(x_2484, 1);
-lean_inc(x_2487);
-lean_dec(x_2484);
-x_2488 = lean_box(x_226);
-if (lean_is_scalar(x_2462)) {
- x_2489 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2489 = x_2462;
-}
-lean_ctor_set(x_2489, 0, x_2488);
-lean_ctor_set(x_2489, 1, x_2461);
-if (lean_is_scalar(x_2458)) {
- x_2490 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2490 = x_2458;
-}
-lean_ctor_set(x_2490, 0, x_2489);
-x_2463 = x_2490;
-x_2464 = x_2487;
-goto block_2483;
-}
-else
-{
-lean_object* x_2491; lean_object* x_2492; lean_object* x_2493; lean_object* x_2494; lean_object* x_2495; lean_object* x_2496; lean_object* x_2497; 
-x_2491 = lean_ctor_get(x_2484, 1);
-lean_inc(x_2491);
-lean_dec(x_2484);
-x_2492 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2493 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2492, x_7, x_8, x_2491);
-x_2494 = lean_ctor_get(x_2493, 0);
-lean_inc(x_2494);
-x_2495 = lean_ctor_get(x_2493, 1);
-lean_inc(x_2495);
-lean_dec(x_2493);
-if (lean_is_scalar(x_2462)) {
- x_2496 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2496 = x_2462;
-}
-lean_ctor_set(x_2496, 0, x_2494);
-lean_ctor_set(x_2496, 1, x_2461);
-if (lean_is_scalar(x_2458)) {
- x_2497 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2497 = x_2458;
-}
-lean_ctor_set(x_2497, 0, x_2496);
-x_2463 = x_2497;
-x_2464 = x_2495;
-goto block_2483;
-}
-block_2483:
-{
-lean_object* x_2465; lean_object* x_2466; lean_object* x_2467; uint8_t x_2468; 
-x_2465 = lean_ctor_get(x_2463, 0);
-lean_inc(x_2465);
-if (lean_is_exclusive(x_2463)) {
- lean_ctor_release(x_2463, 0);
- x_2466 = x_2463;
-} else {
- lean_dec_ref(x_2463);
- x_2466 = lean_box(0);
-}
-x_2467 = lean_ctor_get(x_2465, 0);
-lean_inc(x_2467);
-x_2468 = lean_unbox(x_2467);
-lean_dec(x_2467);
-if (x_2468 == 0)
-{
-lean_object* x_2469; lean_object* x_2470; lean_object* x_2471; lean_object* x_2472; lean_object* x_2473; 
-lean_dec(x_2460);
-lean_dec(x_5);
-x_2469 = lean_ctor_get(x_2465, 1);
-lean_inc(x_2469);
-if (lean_is_exclusive(x_2465)) {
- lean_ctor_release(x_2465, 0);
- lean_ctor_release(x_2465, 1);
- x_2470 = x_2465;
-} else {
- lean_dec_ref(x_2465);
- x_2470 = lean_box(0);
-}
-x_2471 = lean_box(0);
-if (lean_is_scalar(x_2470)) {
- x_2472 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2472 = x_2470;
-}
-lean_ctor_set(x_2472, 0, x_2471);
-lean_ctor_set(x_2472, 1, x_2469);
-if (lean_is_scalar(x_2466)) {
- x_2473 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2473 = x_2466;
-}
-lean_ctor_set(x_2473, 0, x_2472);
-x_2416 = x_2473;
-x_2417 = x_2464;
-goto block_2438;
-}
-else
-{
-lean_object* x_2474; lean_object* x_2475; lean_object* x_2476; lean_object* x_2477; lean_object* x_2478; lean_object* x_2479; lean_object* x_2480; lean_object* x_2481; lean_object* x_2482; 
-lean_dec(x_2466);
-x_2474 = lean_ctor_get(x_2465, 1);
-lean_inc(x_2474);
-lean_dec(x_2465);
-x_2475 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2460);
-x_2476 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2476, 0, x_2475);
-x_2477 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2478 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2478, 0, x_2477);
-lean_ctor_set(x_2478, 1, x_2476);
-x_2479 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2480 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2479, x_2478, x_5, x_2474, x_7, x_8, x_2464);
-lean_dec(x_5);
-x_2481 = lean_ctor_get(x_2480, 0);
-lean_inc(x_2481);
-x_2482 = lean_ctor_get(x_2480, 1);
-lean_inc(x_2482);
-lean_dec(x_2480);
-x_2416 = x_2481;
-x_2417 = x_2482;
-goto block_2438;
-}
-}
-}
-else
-{
-lean_object* x_2498; lean_object* x_2499; 
-x_2498 = lean_ctor_get(x_2448, 0);
-lean_inc(x_2498);
-lean_dec(x_2448);
-x_2499 = l_Lean_Syntax_getTailInfo___main(x_2446);
-if (lean_obj_tag(x_2499) == 0)
-{
-lean_object* x_2500; lean_object* x_2501; lean_object* x_2502; lean_object* x_2503; lean_object* x_2504; lean_object* x_2505; lean_object* x_2506; lean_object* x_2507; lean_object* x_2508; lean_object* x_2509; lean_object* x_2510; lean_object* x_2511; lean_object* x_2512; lean_object* x_2513; lean_object* x_2514; lean_object* x_2515; lean_object* x_2535; lean_object* x_2536; uint8_t x_2537; 
-lean_dec(x_2498);
-x_2500 = lean_apply_1(x_2, x_2446);
-x_2501 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2500, x_5, x_2447, x_7, x_8, x_2445);
-x_2502 = lean_ctor_get(x_2501, 0);
-lean_inc(x_2502);
-x_2503 = lean_ctor_get(x_2502, 0);
-lean_inc(x_2503);
-lean_dec(x_2502);
-x_2504 = lean_ctor_get(x_2501, 1);
-lean_inc(x_2504);
-lean_dec(x_2501);
-x_2505 = lean_ctor_get(x_2503, 1);
-lean_inc(x_2505);
-lean_dec(x_2503);
-x_2506 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2505, x_7, x_8, x_2504);
-x_2507 = lean_ctor_get(x_2506, 0);
-lean_inc(x_2507);
-x_2508 = lean_ctor_get(x_2507, 0);
-lean_inc(x_2508);
-if (lean_is_exclusive(x_2507)) {
- lean_ctor_release(x_2507, 0);
- x_2509 = x_2507;
-} else {
- lean_dec_ref(x_2507);
- x_2509 = lean_box(0);
-}
-x_2510 = lean_ctor_get(x_2506, 1);
-lean_inc(x_2510);
-lean_dec(x_2506);
-x_2511 = lean_ctor_get(x_2508, 0);
-lean_inc(x_2511);
-x_2512 = lean_ctor_get(x_2508, 1);
-lean_inc(x_2512);
-if (lean_is_exclusive(x_2508)) {
- lean_ctor_release(x_2508, 0);
- lean_ctor_release(x_2508, 1);
- x_2513 = x_2508;
-} else {
- lean_dec_ref(x_2508);
- x_2513 = lean_box(0);
-}
-x_2535 = l_Lean_Core_getTraceState___rarg(x_8, x_2510);
-x_2536 = lean_ctor_get(x_2535, 0);
-lean_inc(x_2536);
-x_2537 = lean_ctor_get_uint8(x_2536, sizeof(void*)*1);
-lean_dec(x_2536);
-if (x_2537 == 0)
-{
-lean_object* x_2538; lean_object* x_2539; lean_object* x_2540; lean_object* x_2541; 
-x_2538 = lean_ctor_get(x_2535, 1);
-lean_inc(x_2538);
-lean_dec(x_2535);
-x_2539 = lean_box(x_226);
-if (lean_is_scalar(x_2513)) {
- x_2540 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2540 = x_2513;
-}
-lean_ctor_set(x_2540, 0, x_2539);
-lean_ctor_set(x_2540, 1, x_2512);
-if (lean_is_scalar(x_2509)) {
- x_2541 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2541 = x_2509;
-}
-lean_ctor_set(x_2541, 0, x_2540);
-x_2514 = x_2541;
-x_2515 = x_2538;
-goto block_2534;
-}
-else
-{
-lean_object* x_2542; lean_object* x_2543; lean_object* x_2544; lean_object* x_2545; lean_object* x_2546; lean_object* x_2547; lean_object* x_2548; 
-x_2542 = lean_ctor_get(x_2535, 1);
-lean_inc(x_2542);
-lean_dec(x_2535);
-x_2543 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2544 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2543, x_7, x_8, x_2542);
-x_2545 = lean_ctor_get(x_2544, 0);
-lean_inc(x_2545);
-x_2546 = lean_ctor_get(x_2544, 1);
-lean_inc(x_2546);
-lean_dec(x_2544);
-if (lean_is_scalar(x_2513)) {
- x_2547 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2547 = x_2513;
-}
-lean_ctor_set(x_2547, 0, x_2545);
-lean_ctor_set(x_2547, 1, x_2512);
-if (lean_is_scalar(x_2509)) {
- x_2548 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2548 = x_2509;
-}
-lean_ctor_set(x_2548, 0, x_2547);
-x_2514 = x_2548;
-x_2515 = x_2546;
-goto block_2534;
-}
-block_2534:
-{
-lean_object* x_2516; lean_object* x_2517; lean_object* x_2518; uint8_t x_2519; 
-x_2516 = lean_ctor_get(x_2514, 0);
-lean_inc(x_2516);
-if (lean_is_exclusive(x_2514)) {
- lean_ctor_release(x_2514, 0);
- x_2517 = x_2514;
-} else {
- lean_dec_ref(x_2514);
- x_2517 = lean_box(0);
-}
-x_2518 = lean_ctor_get(x_2516, 0);
-lean_inc(x_2518);
-x_2519 = lean_unbox(x_2518);
-lean_dec(x_2518);
-if (x_2519 == 0)
-{
-lean_object* x_2520; lean_object* x_2521; lean_object* x_2522; lean_object* x_2523; lean_object* x_2524; 
-lean_dec(x_2511);
-lean_dec(x_5);
-x_2520 = lean_ctor_get(x_2516, 1);
-lean_inc(x_2520);
-if (lean_is_exclusive(x_2516)) {
- lean_ctor_release(x_2516, 0);
- lean_ctor_release(x_2516, 1);
- x_2521 = x_2516;
-} else {
- lean_dec_ref(x_2516);
- x_2521 = lean_box(0);
-}
-x_2522 = lean_box(0);
-if (lean_is_scalar(x_2521)) {
- x_2523 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2523 = x_2521;
-}
-lean_ctor_set(x_2523, 0, x_2522);
-lean_ctor_set(x_2523, 1, x_2520);
-if (lean_is_scalar(x_2517)) {
- x_2524 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2524 = x_2517;
-}
-lean_ctor_set(x_2524, 0, x_2523);
-x_2416 = x_2524;
-x_2417 = x_2515;
-goto block_2438;
-}
-else
-{
-lean_object* x_2525; lean_object* x_2526; lean_object* x_2527; lean_object* x_2528; lean_object* x_2529; lean_object* x_2530; lean_object* x_2531; lean_object* x_2532; lean_object* x_2533; 
-lean_dec(x_2517);
-x_2525 = lean_ctor_get(x_2516, 1);
-lean_inc(x_2525);
-lean_dec(x_2516);
-x_2526 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2511);
-x_2527 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2527, 0, x_2526);
-x_2528 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2529 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2529, 0, x_2528);
-lean_ctor_set(x_2529, 1, x_2527);
-x_2530 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2531 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2530, x_2529, x_5, x_2525, x_7, x_8, x_2515);
-lean_dec(x_5);
-x_2532 = lean_ctor_get(x_2531, 0);
-lean_inc(x_2532);
-x_2533 = lean_ctor_get(x_2531, 1);
-lean_inc(x_2533);
-lean_dec(x_2531);
-x_2416 = x_2532;
-x_2417 = x_2533;
-goto block_2438;
-}
-}
-}
-else
-{
-lean_object* x_2549; lean_object* x_2550; lean_object* x_2551; lean_object* x_2552; lean_object* x_2553; lean_object* x_2554; lean_object* x_2555; lean_object* x_2556; lean_object* x_2557; lean_object* x_2558; lean_object* x_2559; lean_object* x_2560; lean_object* x_2561; lean_object* x_2562; lean_object* x_2563; lean_object* x_2564; lean_object* x_2565; lean_object* x_2566; lean_object* x_2567; lean_object* x_2568; lean_object* x_2569; lean_object* x_2570; lean_object* x_2571; lean_object* x_2572; lean_object* x_2573; lean_object* x_2574; lean_object* x_2575; lean_object* x_2576; lean_object* x_2577; lean_object* x_2578; lean_object* x_2579; lean_object* x_2580; lean_object* x_2581; lean_object* x_2582; lean_object* x_2602; lean_object* x_2603; uint8_t x_2604; 
-x_2549 = lean_ctor_get(x_2499, 0);
-lean_inc(x_2549);
-lean_dec(x_2499);
-x_2550 = lean_ctor_get(x_2498, 0);
-lean_inc(x_2550);
-x_2551 = lean_ctor_get(x_2498, 1);
-lean_inc(x_2551);
-x_2552 = lean_ctor_get(x_2498, 2);
-lean_inc(x_2552);
-if (lean_is_exclusive(x_2498)) {
- lean_ctor_release(x_2498, 0);
- lean_ctor_release(x_2498, 1);
- lean_ctor_release(x_2498, 2);
- x_2553 = x_2498;
-} else {
- lean_dec_ref(x_2498);
- x_2553 = lean_box(0);
-}
-x_2554 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_2551);
-if (lean_is_scalar(x_2553)) {
- x_2555 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2555 = x_2553;
-}
-lean_ctor_set(x_2555, 0, x_2554);
-lean_ctor_set(x_2555, 1, x_2551);
-lean_ctor_set(x_2555, 2, x_2552);
-x_2556 = l_Lean_Syntax_setHeadInfo(x_2446, x_2555);
-x_2557 = lean_ctor_get(x_2549, 0);
-lean_inc(x_2557);
-x_2558 = lean_ctor_get(x_2549, 1);
-lean_inc(x_2558);
-x_2559 = lean_ctor_get(x_2549, 2);
-lean_inc(x_2559);
-if (lean_is_exclusive(x_2549)) {
- lean_ctor_release(x_2549, 0);
- lean_ctor_release(x_2549, 1);
- lean_ctor_release(x_2549, 2);
- x_2560 = x_2549;
-} else {
- lean_dec_ref(x_2549);
- x_2560 = lean_box(0);
-}
-lean_inc(x_2558);
-if (lean_is_scalar(x_2560)) {
- x_2561 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2561 = x_2560;
-}
-lean_ctor_set(x_2561, 0, x_2557);
-lean_ctor_set(x_2561, 1, x_2558);
-lean_ctor_set(x_2561, 2, x_2554);
-x_2562 = l_Lean_Syntax_setTailInfo(x_2556, x_2561);
-x_2563 = lean_apply_1(x_2, x_2562);
-x_2564 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2564, 0, x_2550);
-lean_ctor_set(x_2564, 1, x_2551);
-lean_ctor_set(x_2564, 2, x_2554);
-x_2565 = l_Lean_Syntax_setHeadInfo(x_2563, x_2564);
-x_2566 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2566, 0, x_2554);
-lean_ctor_set(x_2566, 1, x_2558);
-lean_ctor_set(x_2566, 2, x_2559);
-x_2567 = l_Lean_Syntax_setTailInfo(x_2565, x_2566);
-x_2568 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2567, x_5, x_2447, x_7, x_8, x_2445);
-x_2569 = lean_ctor_get(x_2568, 0);
-lean_inc(x_2569);
-x_2570 = lean_ctor_get(x_2569, 0);
-lean_inc(x_2570);
-lean_dec(x_2569);
-x_2571 = lean_ctor_get(x_2568, 1);
-lean_inc(x_2571);
-lean_dec(x_2568);
-x_2572 = lean_ctor_get(x_2570, 1);
-lean_inc(x_2572);
-lean_dec(x_2570);
-x_2573 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2572, x_7, x_8, x_2571);
-x_2574 = lean_ctor_get(x_2573, 0);
-lean_inc(x_2574);
-x_2575 = lean_ctor_get(x_2574, 0);
-lean_inc(x_2575);
-if (lean_is_exclusive(x_2574)) {
- lean_ctor_release(x_2574, 0);
- x_2576 = x_2574;
-} else {
- lean_dec_ref(x_2574);
- x_2576 = lean_box(0);
-}
-x_2577 = lean_ctor_get(x_2573, 1);
-lean_inc(x_2577);
-lean_dec(x_2573);
-x_2578 = lean_ctor_get(x_2575, 0);
-lean_inc(x_2578);
-x_2579 = lean_ctor_get(x_2575, 1);
-lean_inc(x_2579);
-if (lean_is_exclusive(x_2575)) {
- lean_ctor_release(x_2575, 0);
- lean_ctor_release(x_2575, 1);
- x_2580 = x_2575;
-} else {
- lean_dec_ref(x_2575);
- x_2580 = lean_box(0);
-}
-x_2602 = l_Lean_Core_getTraceState___rarg(x_8, x_2577);
-x_2603 = lean_ctor_get(x_2602, 0);
-lean_inc(x_2603);
-x_2604 = lean_ctor_get_uint8(x_2603, sizeof(void*)*1);
-lean_dec(x_2603);
-if (x_2604 == 0)
-{
-lean_object* x_2605; lean_object* x_2606; lean_object* x_2607; lean_object* x_2608; 
-x_2605 = lean_ctor_get(x_2602, 1);
-lean_inc(x_2605);
-lean_dec(x_2602);
-x_2606 = lean_box(x_226);
-if (lean_is_scalar(x_2580)) {
- x_2607 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2607 = x_2580;
-}
-lean_ctor_set(x_2607, 0, x_2606);
-lean_ctor_set(x_2607, 1, x_2579);
-if (lean_is_scalar(x_2576)) {
- x_2608 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2608 = x_2576;
-}
-lean_ctor_set(x_2608, 0, x_2607);
-x_2581 = x_2608;
-x_2582 = x_2605;
-goto block_2601;
-}
-else
-{
-lean_object* x_2609; lean_object* x_2610; lean_object* x_2611; lean_object* x_2612; lean_object* x_2613; lean_object* x_2614; lean_object* x_2615; 
-x_2609 = lean_ctor_get(x_2602, 1);
-lean_inc(x_2609);
-lean_dec(x_2602);
-x_2610 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2611 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2610, x_7, x_8, x_2609);
-x_2612 = lean_ctor_get(x_2611, 0);
-lean_inc(x_2612);
-x_2613 = lean_ctor_get(x_2611, 1);
-lean_inc(x_2613);
-lean_dec(x_2611);
-if (lean_is_scalar(x_2580)) {
- x_2614 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2614 = x_2580;
-}
-lean_ctor_set(x_2614, 0, x_2612);
-lean_ctor_set(x_2614, 1, x_2579);
-if (lean_is_scalar(x_2576)) {
- x_2615 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2615 = x_2576;
-}
-lean_ctor_set(x_2615, 0, x_2614);
-x_2581 = x_2615;
-x_2582 = x_2613;
-goto block_2601;
-}
-block_2601:
-{
-lean_object* x_2583; lean_object* x_2584; lean_object* x_2585; uint8_t x_2586; 
-x_2583 = lean_ctor_get(x_2581, 0);
-lean_inc(x_2583);
-if (lean_is_exclusive(x_2581)) {
- lean_ctor_release(x_2581, 0);
- x_2584 = x_2581;
-} else {
- lean_dec_ref(x_2581);
- x_2584 = lean_box(0);
-}
-x_2585 = lean_ctor_get(x_2583, 0);
-lean_inc(x_2585);
-x_2586 = lean_unbox(x_2585);
-lean_dec(x_2585);
-if (x_2586 == 0)
-{
-lean_object* x_2587; lean_object* x_2588; lean_object* x_2589; lean_object* x_2590; lean_object* x_2591; 
-lean_dec(x_2578);
-lean_dec(x_5);
-x_2587 = lean_ctor_get(x_2583, 1);
-lean_inc(x_2587);
-if (lean_is_exclusive(x_2583)) {
- lean_ctor_release(x_2583, 0);
- lean_ctor_release(x_2583, 1);
- x_2588 = x_2583;
-} else {
- lean_dec_ref(x_2583);
- x_2588 = lean_box(0);
-}
-x_2589 = lean_box(0);
-if (lean_is_scalar(x_2588)) {
- x_2590 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2590 = x_2588;
-}
-lean_ctor_set(x_2590, 0, x_2589);
-lean_ctor_set(x_2590, 1, x_2587);
-if (lean_is_scalar(x_2584)) {
- x_2591 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2591 = x_2584;
-}
-lean_ctor_set(x_2591, 0, x_2590);
-x_2416 = x_2591;
-x_2417 = x_2582;
-goto block_2438;
-}
-else
-{
-lean_object* x_2592; lean_object* x_2593; lean_object* x_2594; lean_object* x_2595; lean_object* x_2596; lean_object* x_2597; lean_object* x_2598; lean_object* x_2599; lean_object* x_2600; 
-lean_dec(x_2584);
-x_2592 = lean_ctor_get(x_2583, 1);
-lean_inc(x_2592);
-lean_dec(x_2583);
-x_2593 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2578);
-x_2594 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2594, 0, x_2593);
-x_2595 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2596 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2596, 0, x_2595);
-lean_ctor_set(x_2596, 1, x_2594);
-x_2597 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2598 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2597, x_2596, x_5, x_2592, x_7, x_8, x_2582);
-lean_dec(x_5);
-x_2599 = lean_ctor_get(x_2598, 0);
-lean_inc(x_2599);
-x_2600 = lean_ctor_get(x_2598, 1);
-lean_inc(x_2600);
-lean_dec(x_2598);
-x_2416 = x_2599;
-x_2417 = x_2600;
-goto block_2438;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_2616; lean_object* x_2617; lean_object* x_2618; lean_object* x_2619; lean_object* x_2620; lean_object* x_2621; lean_object* x_2622; lean_object* x_2623; lean_object* x_2624; lean_object* x_2625; lean_object* x_2626; lean_object* x_2627; 
-x_2616 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_2414, x_7, x_8, x_2411);
-x_2617 = lean_ctor_get(x_2616, 0);
-lean_inc(x_2617);
-x_2618 = lean_ctor_get(x_2617, 0);
-lean_inc(x_2618);
-lean_dec(x_2617);
-x_2619 = lean_ctor_get(x_2616, 1);
-lean_inc(x_2619);
-lean_dec(x_2616);
-x_2620 = lean_ctor_get(x_2618, 1);
-lean_inc(x_2620);
-lean_dec(x_2618);
-x_2621 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2620, x_7, x_8, x_2619);
-x_2622 = lean_ctor_get(x_2621, 0);
-lean_inc(x_2622);
-x_2623 = lean_ctor_get(x_2622, 0);
-lean_inc(x_2623);
-lean_dec(x_2622);
-x_2624 = lean_ctor_get(x_2621, 1);
-lean_inc(x_2624);
-lean_dec(x_2621);
-x_2625 = lean_ctor_get(x_2623, 0);
-lean_inc(x_2625);
-x_2626 = lean_ctor_get(x_2623, 1);
-lean_inc(x_2626);
-lean_dec(x_2623);
-x_2627 = l_Lean_Syntax_getHeadInfo___main(x_2625);
-if (lean_obj_tag(x_2627) == 0)
-{
-lean_object* x_2628; lean_object* x_2629; lean_object* x_2630; lean_object* x_2631; lean_object* x_2632; lean_object* x_2633; lean_object* x_2634; lean_object* x_2635; lean_object* x_2636; lean_object* x_2637; lean_object* x_2638; lean_object* x_2639; lean_object* x_2640; lean_object* x_2641; lean_object* x_2642; lean_object* x_2643; lean_object* x_2663; lean_object* x_2664; uint8_t x_2665; 
-x_2628 = lean_apply_1(x_2, x_2625);
-x_2629 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2628, x_5, x_2626, x_7, x_8, x_2624);
-x_2630 = lean_ctor_get(x_2629, 0);
-lean_inc(x_2630);
-x_2631 = lean_ctor_get(x_2630, 0);
-lean_inc(x_2631);
-lean_dec(x_2630);
-x_2632 = lean_ctor_get(x_2629, 1);
-lean_inc(x_2632);
-lean_dec(x_2629);
-x_2633 = lean_ctor_get(x_2631, 1);
-lean_inc(x_2633);
-lean_dec(x_2631);
-x_2634 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2633, x_7, x_8, x_2632);
-x_2635 = lean_ctor_get(x_2634, 0);
-lean_inc(x_2635);
-x_2636 = lean_ctor_get(x_2635, 0);
-lean_inc(x_2636);
-if (lean_is_exclusive(x_2635)) {
- lean_ctor_release(x_2635, 0);
- x_2637 = x_2635;
-} else {
- lean_dec_ref(x_2635);
- x_2637 = lean_box(0);
-}
-x_2638 = lean_ctor_get(x_2634, 1);
-lean_inc(x_2638);
-lean_dec(x_2634);
-x_2639 = lean_ctor_get(x_2636, 0);
-lean_inc(x_2639);
-x_2640 = lean_ctor_get(x_2636, 1);
-lean_inc(x_2640);
-if (lean_is_exclusive(x_2636)) {
- lean_ctor_release(x_2636, 0);
- lean_ctor_release(x_2636, 1);
- x_2641 = x_2636;
-} else {
- lean_dec_ref(x_2636);
- x_2641 = lean_box(0);
-}
-x_2663 = l_Lean_Core_getTraceState___rarg(x_8, x_2638);
-x_2664 = lean_ctor_get(x_2663, 0);
-lean_inc(x_2664);
-x_2665 = lean_ctor_get_uint8(x_2664, sizeof(void*)*1);
-lean_dec(x_2664);
-if (x_2665 == 0)
-{
-lean_object* x_2666; lean_object* x_2667; lean_object* x_2668; lean_object* x_2669; 
-x_2666 = lean_ctor_get(x_2663, 1);
-lean_inc(x_2666);
-lean_dec(x_2663);
-x_2667 = lean_box(x_226);
-if (lean_is_scalar(x_2641)) {
- x_2668 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2668 = x_2641;
-}
-lean_ctor_set(x_2668, 0, x_2667);
-lean_ctor_set(x_2668, 1, x_2640);
-if (lean_is_scalar(x_2637)) {
- x_2669 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2669 = x_2637;
-}
-lean_ctor_set(x_2669, 0, x_2668);
-x_2642 = x_2669;
-x_2643 = x_2666;
-goto block_2662;
-}
-else
-{
-lean_object* x_2670; lean_object* x_2671; lean_object* x_2672; lean_object* x_2673; lean_object* x_2674; lean_object* x_2675; lean_object* x_2676; 
-x_2670 = lean_ctor_get(x_2663, 1);
-lean_inc(x_2670);
-lean_dec(x_2663);
-x_2671 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2672 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2671, x_7, x_8, x_2670);
-x_2673 = lean_ctor_get(x_2672, 0);
-lean_inc(x_2673);
-x_2674 = lean_ctor_get(x_2672, 1);
-lean_inc(x_2674);
-lean_dec(x_2672);
-if (lean_is_scalar(x_2641)) {
- x_2675 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2675 = x_2641;
-}
-lean_ctor_set(x_2675, 0, x_2673);
-lean_ctor_set(x_2675, 1, x_2640);
-if (lean_is_scalar(x_2637)) {
- x_2676 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2676 = x_2637;
-}
-lean_ctor_set(x_2676, 0, x_2675);
-x_2642 = x_2676;
-x_2643 = x_2674;
-goto block_2662;
-}
-block_2662:
-{
-lean_object* x_2644; lean_object* x_2645; lean_object* x_2646; uint8_t x_2647; 
-x_2644 = lean_ctor_get(x_2642, 0);
-lean_inc(x_2644);
-if (lean_is_exclusive(x_2642)) {
- lean_ctor_release(x_2642, 0);
- x_2645 = x_2642;
-} else {
- lean_dec_ref(x_2642);
- x_2645 = lean_box(0);
-}
-x_2646 = lean_ctor_get(x_2644, 0);
-lean_inc(x_2646);
-x_2647 = lean_unbox(x_2646);
-lean_dec(x_2646);
-if (x_2647 == 0)
-{
-lean_object* x_2648; lean_object* x_2649; lean_object* x_2650; lean_object* x_2651; lean_object* x_2652; 
-lean_dec(x_2639);
-lean_dec(x_5);
-x_2648 = lean_ctor_get(x_2644, 1);
-lean_inc(x_2648);
-if (lean_is_exclusive(x_2644)) {
- lean_ctor_release(x_2644, 0);
- lean_ctor_release(x_2644, 1);
- x_2649 = x_2644;
-} else {
- lean_dec_ref(x_2644);
- x_2649 = lean_box(0);
-}
-x_2650 = lean_box(0);
-if (lean_is_scalar(x_2649)) {
- x_2651 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2651 = x_2649;
-}
-lean_ctor_set(x_2651, 0, x_2650);
-lean_ctor_set(x_2651, 1, x_2648);
-if (lean_is_scalar(x_2645)) {
- x_2652 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2652 = x_2645;
-}
-lean_ctor_set(x_2652, 0, x_2651);
-x_2416 = x_2652;
-x_2417 = x_2643;
-goto block_2438;
-}
-else
-{
-lean_object* x_2653; lean_object* x_2654; lean_object* x_2655; lean_object* x_2656; lean_object* x_2657; lean_object* x_2658; lean_object* x_2659; lean_object* x_2660; lean_object* x_2661; 
-lean_dec(x_2645);
-x_2653 = lean_ctor_get(x_2644, 1);
-lean_inc(x_2653);
-lean_dec(x_2644);
-x_2654 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2639);
-x_2655 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2655, 0, x_2654);
-x_2656 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2657 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2657, 0, x_2656);
-lean_ctor_set(x_2657, 1, x_2655);
-x_2658 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2659 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2658, x_2657, x_5, x_2653, x_7, x_8, x_2643);
-lean_dec(x_5);
-x_2660 = lean_ctor_get(x_2659, 0);
-lean_inc(x_2660);
-x_2661 = lean_ctor_get(x_2659, 1);
-lean_inc(x_2661);
-lean_dec(x_2659);
-x_2416 = x_2660;
-x_2417 = x_2661;
-goto block_2438;
-}
-}
-}
-else
-{
-lean_object* x_2677; lean_object* x_2678; 
-x_2677 = lean_ctor_get(x_2627, 0);
-lean_inc(x_2677);
-lean_dec(x_2627);
-x_2678 = l_Lean_Syntax_getTailInfo___main(x_2625);
-if (lean_obj_tag(x_2678) == 0)
-{
-lean_object* x_2679; lean_object* x_2680; lean_object* x_2681; lean_object* x_2682; lean_object* x_2683; lean_object* x_2684; lean_object* x_2685; lean_object* x_2686; lean_object* x_2687; lean_object* x_2688; lean_object* x_2689; lean_object* x_2690; lean_object* x_2691; lean_object* x_2692; lean_object* x_2693; lean_object* x_2694; lean_object* x_2714; lean_object* x_2715; uint8_t x_2716; 
-lean_dec(x_2677);
-x_2679 = lean_apply_1(x_2, x_2625);
-x_2680 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2679, x_5, x_2626, x_7, x_8, x_2624);
-x_2681 = lean_ctor_get(x_2680, 0);
-lean_inc(x_2681);
-x_2682 = lean_ctor_get(x_2681, 0);
-lean_inc(x_2682);
-lean_dec(x_2681);
-x_2683 = lean_ctor_get(x_2680, 1);
-lean_inc(x_2683);
-lean_dec(x_2680);
-x_2684 = lean_ctor_get(x_2682, 1);
-lean_inc(x_2684);
-lean_dec(x_2682);
-x_2685 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2684, x_7, x_8, x_2683);
-x_2686 = lean_ctor_get(x_2685, 0);
-lean_inc(x_2686);
-x_2687 = lean_ctor_get(x_2686, 0);
-lean_inc(x_2687);
-if (lean_is_exclusive(x_2686)) {
- lean_ctor_release(x_2686, 0);
- x_2688 = x_2686;
-} else {
- lean_dec_ref(x_2686);
- x_2688 = lean_box(0);
-}
-x_2689 = lean_ctor_get(x_2685, 1);
-lean_inc(x_2689);
-lean_dec(x_2685);
-x_2690 = lean_ctor_get(x_2687, 0);
-lean_inc(x_2690);
-x_2691 = lean_ctor_get(x_2687, 1);
-lean_inc(x_2691);
-if (lean_is_exclusive(x_2687)) {
- lean_ctor_release(x_2687, 0);
- lean_ctor_release(x_2687, 1);
- x_2692 = x_2687;
-} else {
- lean_dec_ref(x_2687);
- x_2692 = lean_box(0);
-}
-x_2714 = l_Lean_Core_getTraceState___rarg(x_8, x_2689);
-x_2715 = lean_ctor_get(x_2714, 0);
-lean_inc(x_2715);
-x_2716 = lean_ctor_get_uint8(x_2715, sizeof(void*)*1);
-lean_dec(x_2715);
-if (x_2716 == 0)
-{
-lean_object* x_2717; lean_object* x_2718; lean_object* x_2719; lean_object* x_2720; 
-x_2717 = lean_ctor_get(x_2714, 1);
-lean_inc(x_2717);
-lean_dec(x_2714);
-x_2718 = lean_box(x_226);
-if (lean_is_scalar(x_2692)) {
- x_2719 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2719 = x_2692;
-}
-lean_ctor_set(x_2719, 0, x_2718);
-lean_ctor_set(x_2719, 1, x_2691);
-if (lean_is_scalar(x_2688)) {
- x_2720 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2720 = x_2688;
-}
-lean_ctor_set(x_2720, 0, x_2719);
-x_2693 = x_2720;
-x_2694 = x_2717;
-goto block_2713;
-}
-else
-{
-lean_object* x_2721; lean_object* x_2722; lean_object* x_2723; lean_object* x_2724; lean_object* x_2725; lean_object* x_2726; lean_object* x_2727; 
-x_2721 = lean_ctor_get(x_2714, 1);
-lean_inc(x_2721);
-lean_dec(x_2714);
-x_2722 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2723 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2722, x_7, x_8, x_2721);
-x_2724 = lean_ctor_get(x_2723, 0);
-lean_inc(x_2724);
-x_2725 = lean_ctor_get(x_2723, 1);
-lean_inc(x_2725);
-lean_dec(x_2723);
-if (lean_is_scalar(x_2692)) {
- x_2726 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2726 = x_2692;
-}
-lean_ctor_set(x_2726, 0, x_2724);
-lean_ctor_set(x_2726, 1, x_2691);
-if (lean_is_scalar(x_2688)) {
- x_2727 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2727 = x_2688;
-}
-lean_ctor_set(x_2727, 0, x_2726);
-x_2693 = x_2727;
-x_2694 = x_2725;
-goto block_2713;
-}
-block_2713:
-{
-lean_object* x_2695; lean_object* x_2696; lean_object* x_2697; uint8_t x_2698; 
-x_2695 = lean_ctor_get(x_2693, 0);
-lean_inc(x_2695);
-if (lean_is_exclusive(x_2693)) {
- lean_ctor_release(x_2693, 0);
- x_2696 = x_2693;
-} else {
- lean_dec_ref(x_2693);
- x_2696 = lean_box(0);
-}
-x_2697 = lean_ctor_get(x_2695, 0);
-lean_inc(x_2697);
-x_2698 = lean_unbox(x_2697);
-lean_dec(x_2697);
-if (x_2698 == 0)
-{
-lean_object* x_2699; lean_object* x_2700; lean_object* x_2701; lean_object* x_2702; lean_object* x_2703; 
-lean_dec(x_2690);
-lean_dec(x_5);
-x_2699 = lean_ctor_get(x_2695, 1);
-lean_inc(x_2699);
-if (lean_is_exclusive(x_2695)) {
- lean_ctor_release(x_2695, 0);
- lean_ctor_release(x_2695, 1);
- x_2700 = x_2695;
-} else {
- lean_dec_ref(x_2695);
- x_2700 = lean_box(0);
-}
-x_2701 = lean_box(0);
-if (lean_is_scalar(x_2700)) {
- x_2702 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2702 = x_2700;
-}
-lean_ctor_set(x_2702, 0, x_2701);
-lean_ctor_set(x_2702, 1, x_2699);
-if (lean_is_scalar(x_2696)) {
- x_2703 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2703 = x_2696;
-}
-lean_ctor_set(x_2703, 0, x_2702);
-x_2416 = x_2703;
-x_2417 = x_2694;
-goto block_2438;
-}
-else
-{
-lean_object* x_2704; lean_object* x_2705; lean_object* x_2706; lean_object* x_2707; lean_object* x_2708; lean_object* x_2709; lean_object* x_2710; lean_object* x_2711; lean_object* x_2712; 
-lean_dec(x_2696);
-x_2704 = lean_ctor_get(x_2695, 1);
-lean_inc(x_2704);
-lean_dec(x_2695);
-x_2705 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2690);
-x_2706 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2706, 0, x_2705);
-x_2707 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2708 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2708, 0, x_2707);
-lean_ctor_set(x_2708, 1, x_2706);
-x_2709 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2710 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2709, x_2708, x_5, x_2704, x_7, x_8, x_2694);
-lean_dec(x_5);
-x_2711 = lean_ctor_get(x_2710, 0);
-lean_inc(x_2711);
-x_2712 = lean_ctor_get(x_2710, 1);
-lean_inc(x_2712);
-lean_dec(x_2710);
-x_2416 = x_2711;
-x_2417 = x_2712;
-goto block_2438;
-}
-}
-}
-else
-{
-lean_object* x_2728; lean_object* x_2729; lean_object* x_2730; lean_object* x_2731; lean_object* x_2732; lean_object* x_2733; lean_object* x_2734; lean_object* x_2735; lean_object* x_2736; lean_object* x_2737; lean_object* x_2738; lean_object* x_2739; lean_object* x_2740; lean_object* x_2741; lean_object* x_2742; lean_object* x_2743; lean_object* x_2744; lean_object* x_2745; lean_object* x_2746; lean_object* x_2747; lean_object* x_2748; lean_object* x_2749; lean_object* x_2750; lean_object* x_2751; lean_object* x_2752; lean_object* x_2753; lean_object* x_2754; lean_object* x_2755; lean_object* x_2756; lean_object* x_2757; lean_object* x_2758; lean_object* x_2759; lean_object* x_2760; lean_object* x_2761; lean_object* x_2781; lean_object* x_2782; uint8_t x_2783; 
-x_2728 = lean_ctor_get(x_2678, 0);
-lean_inc(x_2728);
-lean_dec(x_2678);
-x_2729 = lean_ctor_get(x_2677, 0);
-lean_inc(x_2729);
-x_2730 = lean_ctor_get(x_2677, 1);
-lean_inc(x_2730);
-x_2731 = lean_ctor_get(x_2677, 2);
-lean_inc(x_2731);
-if (lean_is_exclusive(x_2677)) {
- lean_ctor_release(x_2677, 0);
- lean_ctor_release(x_2677, 1);
- lean_ctor_release(x_2677, 2);
- x_2732 = x_2677;
-} else {
- lean_dec_ref(x_2677);
- x_2732 = lean_box(0);
-}
-x_2733 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_2730);
-if (lean_is_scalar(x_2732)) {
- x_2734 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2734 = x_2732;
-}
-lean_ctor_set(x_2734, 0, x_2733);
-lean_ctor_set(x_2734, 1, x_2730);
-lean_ctor_set(x_2734, 2, x_2731);
-x_2735 = l_Lean_Syntax_setHeadInfo(x_2625, x_2734);
-x_2736 = lean_ctor_get(x_2728, 0);
-lean_inc(x_2736);
-x_2737 = lean_ctor_get(x_2728, 1);
-lean_inc(x_2737);
-x_2738 = lean_ctor_get(x_2728, 2);
-lean_inc(x_2738);
-if (lean_is_exclusive(x_2728)) {
- lean_ctor_release(x_2728, 0);
- lean_ctor_release(x_2728, 1);
- lean_ctor_release(x_2728, 2);
- x_2739 = x_2728;
-} else {
- lean_dec_ref(x_2728);
- x_2739 = lean_box(0);
-}
-lean_inc(x_2737);
-if (lean_is_scalar(x_2739)) {
- x_2740 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_2740 = x_2739;
-}
-lean_ctor_set(x_2740, 0, x_2736);
-lean_ctor_set(x_2740, 1, x_2737);
-lean_ctor_set(x_2740, 2, x_2733);
-x_2741 = l_Lean_Syntax_setTailInfo(x_2735, x_2740);
-x_2742 = lean_apply_1(x_2, x_2741);
-x_2743 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2743, 0, x_2729);
-lean_ctor_set(x_2743, 1, x_2730);
-lean_ctor_set(x_2743, 2, x_2733);
-x_2744 = l_Lean_Syntax_setHeadInfo(x_2742, x_2743);
-x_2745 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_2745, 0, x_2733);
-lean_ctor_set(x_2745, 1, x_2737);
-lean_ctor_set(x_2745, 2, x_2738);
-x_2746 = l_Lean_Syntax_setTailInfo(x_2744, x_2745);
-x_2747 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2746, x_5, x_2626, x_7, x_8, x_2624);
-x_2748 = lean_ctor_get(x_2747, 0);
-lean_inc(x_2748);
-x_2749 = lean_ctor_get(x_2748, 0);
-lean_inc(x_2749);
-lean_dec(x_2748);
-x_2750 = lean_ctor_get(x_2747, 1);
-lean_inc(x_2750);
-lean_dec(x_2747);
-x_2751 = lean_ctor_get(x_2749, 1);
-lean_inc(x_2751);
-lean_dec(x_2749);
-x_2752 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2751, x_7, x_8, x_2750);
-x_2753 = lean_ctor_get(x_2752, 0);
-lean_inc(x_2753);
-x_2754 = lean_ctor_get(x_2753, 0);
-lean_inc(x_2754);
-if (lean_is_exclusive(x_2753)) {
- lean_ctor_release(x_2753, 0);
- x_2755 = x_2753;
-} else {
- lean_dec_ref(x_2753);
- x_2755 = lean_box(0);
-}
-x_2756 = lean_ctor_get(x_2752, 1);
-lean_inc(x_2756);
-lean_dec(x_2752);
-x_2757 = lean_ctor_get(x_2754, 0);
-lean_inc(x_2757);
-x_2758 = lean_ctor_get(x_2754, 1);
-lean_inc(x_2758);
-if (lean_is_exclusive(x_2754)) {
- lean_ctor_release(x_2754, 0);
- lean_ctor_release(x_2754, 1);
- x_2759 = x_2754;
-} else {
- lean_dec_ref(x_2754);
- x_2759 = lean_box(0);
-}
-x_2781 = l_Lean_Core_getTraceState___rarg(x_8, x_2756);
-x_2782 = lean_ctor_get(x_2781, 0);
-lean_inc(x_2782);
-x_2783 = lean_ctor_get_uint8(x_2782, sizeof(void*)*1);
-lean_dec(x_2782);
-if (x_2783 == 0)
-{
-lean_object* x_2784; lean_object* x_2785; lean_object* x_2786; lean_object* x_2787; 
-x_2784 = lean_ctor_get(x_2781, 1);
-lean_inc(x_2784);
-lean_dec(x_2781);
-x_2785 = lean_box(x_226);
-if (lean_is_scalar(x_2759)) {
- x_2786 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2786 = x_2759;
-}
-lean_ctor_set(x_2786, 0, x_2785);
-lean_ctor_set(x_2786, 1, x_2758);
-if (lean_is_scalar(x_2755)) {
- x_2787 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2787 = x_2755;
-}
-lean_ctor_set(x_2787, 0, x_2786);
-x_2760 = x_2787;
-x_2761 = x_2784;
-goto block_2780;
-}
-else
-{
-lean_object* x_2788; lean_object* x_2789; lean_object* x_2790; lean_object* x_2791; lean_object* x_2792; lean_object* x_2793; lean_object* x_2794; 
-x_2788 = lean_ctor_get(x_2781, 1);
-lean_inc(x_2788);
-lean_dec(x_2781);
-x_2789 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2790 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2789, x_7, x_8, x_2788);
-x_2791 = lean_ctor_get(x_2790, 0);
-lean_inc(x_2791);
-x_2792 = lean_ctor_get(x_2790, 1);
-lean_inc(x_2792);
-lean_dec(x_2790);
-if (lean_is_scalar(x_2759)) {
- x_2793 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2793 = x_2759;
-}
-lean_ctor_set(x_2793, 0, x_2791);
-lean_ctor_set(x_2793, 1, x_2758);
-if (lean_is_scalar(x_2755)) {
- x_2794 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2794 = x_2755;
-}
-lean_ctor_set(x_2794, 0, x_2793);
-x_2760 = x_2794;
-x_2761 = x_2792;
-goto block_2780;
-}
-block_2780:
-{
-lean_object* x_2762; lean_object* x_2763; lean_object* x_2764; uint8_t x_2765; 
-x_2762 = lean_ctor_get(x_2760, 0);
-lean_inc(x_2762);
-if (lean_is_exclusive(x_2760)) {
- lean_ctor_release(x_2760, 0);
- x_2763 = x_2760;
-} else {
- lean_dec_ref(x_2760);
- x_2763 = lean_box(0);
-}
-x_2764 = lean_ctor_get(x_2762, 0);
-lean_inc(x_2764);
-x_2765 = lean_unbox(x_2764);
-lean_dec(x_2764);
-if (x_2765 == 0)
-{
-lean_object* x_2766; lean_object* x_2767; lean_object* x_2768; lean_object* x_2769; lean_object* x_2770; 
-lean_dec(x_2757);
-lean_dec(x_5);
-x_2766 = lean_ctor_get(x_2762, 1);
-lean_inc(x_2766);
-if (lean_is_exclusive(x_2762)) {
- lean_ctor_release(x_2762, 0);
- lean_ctor_release(x_2762, 1);
- x_2767 = x_2762;
-} else {
- lean_dec_ref(x_2762);
- x_2767 = lean_box(0);
-}
-x_2768 = lean_box(0);
-if (lean_is_scalar(x_2767)) {
- x_2769 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2769 = x_2767;
-}
-lean_ctor_set(x_2769, 0, x_2768);
-lean_ctor_set(x_2769, 1, x_2766);
-if (lean_is_scalar(x_2763)) {
- x_2770 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2770 = x_2763;
-}
-lean_ctor_set(x_2770, 0, x_2769);
-x_2416 = x_2770;
-x_2417 = x_2761;
-goto block_2438;
-}
-else
-{
-lean_object* x_2771; lean_object* x_2772; lean_object* x_2773; lean_object* x_2774; lean_object* x_2775; lean_object* x_2776; lean_object* x_2777; lean_object* x_2778; lean_object* x_2779; 
-lean_dec(x_2763);
-x_2771 = lean_ctor_get(x_2762, 1);
-lean_inc(x_2771);
-lean_dec(x_2762);
-x_2772 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2440, x_2757);
-x_2773 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2773, 0, x_2772);
-x_2774 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2775 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2775, 0, x_2774);
-lean_ctor_set(x_2775, 1, x_2773);
-x_2776 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2777 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2776, x_2775, x_5, x_2771, x_7, x_8, x_2761);
-lean_dec(x_5);
-x_2778 = lean_ctor_get(x_2777, 0);
-lean_inc(x_2778);
-x_2779 = lean_ctor_get(x_2777, 1);
-lean_inc(x_2779);
-lean_dec(x_2777);
-x_2416 = x_2778;
-x_2417 = x_2779;
-goto block_2438;
-}
-}
-}
-}
-}
-}
-}
-block_2862:
-{
-lean_object* x_2824; lean_object* x_2825; lean_object* x_2826; uint8_t x_2827; 
-x_2824 = lean_ctor_get(x_2822, 0);
-lean_inc(x_2824);
-if (lean_is_exclusive(x_2822)) {
- lean_ctor_release(x_2822, 0);
- x_2825 = x_2822;
-} else {
- lean_dec_ref(x_2822);
- x_2825 = lean_box(0);
-}
-x_2826 = lean_ctor_get(x_2824, 0);
-lean_inc(x_2826);
-x_2827 = lean_unbox(x_2826);
-lean_dec(x_2826);
-if (x_2827 == 0)
-{
-lean_object* x_2828; lean_object* x_2829; lean_object* x_2830; lean_object* x_2831; lean_object* x_2832; 
-lean_dec(x_2399);
-x_2828 = lean_ctor_get(x_2824, 1);
-lean_inc(x_2828);
-if (lean_is_exclusive(x_2824)) {
- lean_ctor_release(x_2824, 0);
- lean_ctor_release(x_2824, 1);
- x_2829 = x_2824;
-} else {
- lean_dec_ref(x_2824);
- x_2829 = lean_box(0);
-}
-x_2830 = lean_box(0);
-if (lean_is_scalar(x_2829)) {
- x_2831 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2831 = x_2829;
-}
-lean_ctor_set(x_2831, 0, x_2830);
-lean_ctor_set(x_2831, 1, x_2828);
-if (lean_is_scalar(x_2825)) {
- x_2832 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2832 = x_2825;
-}
-lean_ctor_set(x_2832, 0, x_2831);
-x_2410 = x_2832;
-x_2411 = x_2823;
-goto block_2821;
-}
-else
-{
-lean_object* x_2833; lean_object* x_2834; lean_object* x_2835; lean_object* x_2836; lean_object* x_2837; lean_object* x_2838; lean_object* x_2839; lean_object* x_2840; lean_object* x_2841; lean_object* x_2842; lean_object* x_2843; lean_object* x_2844; lean_object* x_2845; lean_object* x_2846; lean_object* x_2847; lean_object* x_2848; lean_object* x_2849; lean_object* x_2850; lean_object* x_2851; lean_object* x_2852; lean_object* x_2853; lean_object* x_2854; lean_object* x_2855; lean_object* x_2856; lean_object* x_2857; lean_object* x_2858; lean_object* x_2859; lean_object* x_2860; lean_object* x_2861; 
-lean_dec(x_2825);
-x_2833 = lean_ctor_get(x_2824, 1);
-lean_inc(x_2833);
-if (lean_is_exclusive(x_2824)) {
- lean_ctor_release(x_2824, 0);
- lean_ctor_release(x_2824, 1);
- x_2834 = x_2824;
-} else {
- lean_dec_ref(x_2824);
- x_2834 = lean_box(0);
-}
-lean_inc(x_3);
-x_2835 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_2836 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2836, 0, x_2835);
-x_2837 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_2838 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2838, 0, x_2837);
-lean_ctor_set(x_2838, 1, x_2836);
-x_2839 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_2840 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2840, 0, x_2838);
-lean_ctor_set(x_2840, 1, x_2839);
-lean_inc(x_2409);
-x_2841 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_2409);
-x_2842 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2842, 0, x_2841);
-x_2843 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2843, 0, x_2840);
-lean_ctor_set(x_2843, 1, x_2842);
-x_2844 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_2845 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2845, 0, x_2843);
-lean_ctor_set(x_2845, 1, x_2844);
-lean_inc(x_1);
-lean_inc(x_2408);
-if (lean_is_scalar(x_2834)) {
- x_2846 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2846 = x_2834;
-}
-lean_ctor_set(x_2846, 0, x_2408);
-lean_ctor_set(x_2846, 1, x_1);
-x_2847 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2846);
-x_2848 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2848, 0, x_2847);
-x_2849 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2849, 0, x_2845);
-lean_ctor_set(x_2849, 1, x_2848);
-x_2850 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_2851 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2851, 0, x_2849);
-lean_ctor_set(x_2851, 1, x_2850);
-x_2852 = lean_ctor_get(x_23, 1);
-lean_inc(x_2852);
-x_2853 = lean_ctor_get(x_23, 2);
-lean_inc(x_2853);
-if (lean_is_scalar(x_2399)) {
- x_2854 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2854 = x_2399;
-}
-lean_ctor_set(x_2854, 0, x_2852);
-lean_ctor_set(x_2854, 1, x_2853);
-x_2855 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_2854);
-x_2856 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2856, 0, x_2855);
-x_2857 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2857, 0, x_2851);
-lean_ctor_set(x_2857, 1, x_2856);
-x_2858 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2859 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2858, x_2857, x_5, x_2833, x_7, x_8, x_2823);
-x_2860 = lean_ctor_get(x_2859, 0);
-lean_inc(x_2860);
-x_2861 = lean_ctor_get(x_2859, 1);
-lean_inc(x_2861);
-lean_dec(x_2859);
-x_2410 = x_2860;
-x_2411 = x_2861;
-goto block_2821;
-}
-}
-}
-}
-}
-}
-else
-{
-uint8_t x_2875; 
-lean_free_object(x_230);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2875 = !lean_is_exclusive(x_234);
-if (x_2875 == 0)
-{
-return x_234;
-}
-else
-{
-lean_object* x_2876; lean_object* x_2877; lean_object* x_2878; 
-x_2876 = lean_ctor_get(x_234, 0);
-x_2877 = lean_ctor_get(x_234, 1);
-lean_inc(x_2877);
-lean_inc(x_2876);
-lean_dec(x_234);
-x_2878 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_2878, 0, x_2876);
-lean_ctor_set(x_2878, 1, x_2877);
-return x_2878;
-}
-}
-}
-else
-{
-lean_object* x_2879; lean_object* x_2880; 
-x_2879 = lean_ctor_get(x_230, 1);
-lean_inc(x_2879);
-lean_dec(x_230);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_5);
-x_2880 = lean_apply_5(x_4, x_5, x_2879, x_7, x_8, x_229);
-if (lean_obj_tag(x_2880) == 0)
-{
-lean_object* x_2881; 
-x_2881 = lean_ctor_get(x_2880, 0);
-lean_inc(x_2881);
-if (lean_obj_tag(x_2881) == 0)
-{
-lean_object* x_2882; lean_object* x_2883; lean_object* x_2884; lean_object* x_2885; lean_object* x_2886; lean_object* x_2887; 
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2882 = lean_ctor_get(x_2880, 1);
-lean_inc(x_2882);
-if (lean_is_exclusive(x_2880)) {
- lean_ctor_release(x_2880, 0);
- lean_ctor_release(x_2880, 1);
- x_2883 = x_2880;
-} else {
- lean_dec_ref(x_2880);
- x_2883 = lean_box(0);
-}
-x_2884 = lean_ctor_get(x_2881, 0);
-lean_inc(x_2884);
-if (lean_is_exclusive(x_2881)) {
- lean_ctor_release(x_2881, 0);
- x_2885 = x_2881;
-} else {
- lean_dec_ref(x_2881);
- x_2885 = lean_box(0);
-}
-if (lean_is_scalar(x_2885)) {
- x_2886 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_2886 = x_2885;
-}
-lean_ctor_set(x_2886, 0, x_2884);
-if (lean_is_scalar(x_2883)) {
- x_2887 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2887 = x_2883;
-}
-lean_ctor_set(x_2887, 0, x_2886);
-lean_ctor_set(x_2887, 1, x_2882);
-return x_2887;
-}
-else
-{
-lean_object* x_2888; lean_object* x_2889; lean_object* x_2890; lean_object* x_2891; lean_object* x_2892; 
-x_2888 = lean_ctor_get(x_2881, 0);
-lean_inc(x_2888);
-if (lean_is_exclusive(x_2881)) {
- lean_ctor_release(x_2881, 0);
- x_2889 = x_2881;
-} else {
- lean_dec_ref(x_2881);
- x_2889 = lean_box(0);
-}
-x_2890 = lean_ctor_get(x_2888, 1);
-lean_inc(x_2890);
-if (lean_is_exclusive(x_2888)) {
- lean_ctor_release(x_2888, 0);
- lean_ctor_release(x_2888, 1);
- x_2891 = x_2888;
-} else {
- lean_dec_ref(x_2888);
- x_2891 = lean_box(0);
-}
-x_2892 = lean_ctor_get(x_2890, 3);
-lean_inc(x_2892);
-if (lean_obj_tag(x_2892) == 0)
-{
-lean_object* x_2893; lean_object* x_2894; lean_object* x_2895; lean_object* x_2896; lean_object* x_2897; 
-lean_dec(x_2891);
-lean_dec(x_2889);
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_2893 = lean_ctor_get(x_2880, 1);
-lean_inc(x_2893);
-lean_dec(x_2880);
-x_2894 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
-x_2895 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
-x_2896 = lean_panic_fn(x_2894, x_2895);
-x_2897 = lean_apply_5(x_2896, x_5, x_2890, x_7, x_8, x_2893);
-return x_2897;
-}
-else
-{
-lean_object* x_2898; lean_object* x_2899; lean_object* x_2900; lean_object* x_2901; lean_object* x_2902; lean_object* x_2903; lean_object* x_3314; lean_object* x_3315; lean_object* x_3355; lean_object* x_3356; uint8_t x_3357; 
-x_2898 = lean_ctor_get(x_2880, 1);
-lean_inc(x_2898);
-if (lean_is_exclusive(x_2880)) {
- lean_ctor_release(x_2880, 0);
- lean_ctor_release(x_2880, 1);
- x_2899 = x_2880;
-} else {
- lean_dec_ref(x_2880);
- x_2899 = lean_box(0);
-}
-x_2900 = lean_ctor_get(x_2890, 4);
-lean_inc(x_2900);
-x_2901 = lean_ctor_get(x_2892, 0);
-lean_inc(x_2901);
-lean_dec(x_2892);
-x_3355 = l_Lean_Core_getTraceState___rarg(x_8, x_2898);
-x_3356 = lean_ctor_get(x_3355, 0);
-lean_inc(x_3356);
-x_3357 = lean_ctor_get_uint8(x_3356, sizeof(void*)*1);
-lean_dec(x_3356);
-if (x_3357 == 0)
-{
-lean_object* x_3358; lean_object* x_3359; lean_object* x_3360; lean_object* x_3361; 
-x_3358 = lean_ctor_get(x_3355, 1);
-lean_inc(x_3358);
-lean_dec(x_3355);
-x_3359 = lean_box(x_226);
-x_3360 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3360, 0, x_3359);
-lean_ctor_set(x_3360, 1, x_2890);
-if (lean_is_scalar(x_2889)) {
- x_3361 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3361 = x_2889;
-}
-lean_ctor_set(x_3361, 0, x_3360);
-x_3314 = x_3361;
-x_3315 = x_3358;
-goto block_3354;
-}
-else
-{
-lean_object* x_3362; lean_object* x_3363; lean_object* x_3364; lean_object* x_3365; lean_object* x_3366; lean_object* x_3367; lean_object* x_3368; 
-x_3362 = lean_ctor_get(x_3355, 1);
-lean_inc(x_3362);
-lean_dec(x_3355);
-x_3363 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3364 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3363, x_7, x_8, x_3362);
-x_3365 = lean_ctor_get(x_3364, 0);
-lean_inc(x_3365);
-x_3366 = lean_ctor_get(x_3364, 1);
-lean_inc(x_3366);
-lean_dec(x_3364);
-x_3367 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3367, 0, x_3365);
-lean_ctor_set(x_3367, 1, x_2890);
-if (lean_is_scalar(x_2889)) {
- x_3368 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3368 = x_2889;
-}
-lean_ctor_set(x_3368, 0, x_3367);
-x_3314 = x_3368;
-x_3315 = x_3366;
-goto block_3354;
-}
-block_3313:
-{
-lean_object* x_2904; lean_object* x_2905; lean_object* x_2906; lean_object* x_2907; lean_object* x_2908; lean_object* x_2909; lean_object* x_2931; uint8_t x_3288; 
-x_2904 = lean_ctor_get(x_2902, 0);
-lean_inc(x_2904);
-if (lean_is_exclusive(x_2902)) {
- lean_ctor_release(x_2902, 0);
- x_2905 = x_2902;
-} else {
- lean_dec_ref(x_2902);
- x_2905 = lean_box(0);
-}
-x_2906 = lean_ctor_get(x_2904, 1);
-lean_inc(x_2906);
-if (lean_is_exclusive(x_2904)) {
- lean_ctor_release(x_2904, 0);
- lean_ctor_release(x_2904, 1);
- x_2907 = x_2904;
-} else {
- lean_dec_ref(x_2904);
- x_2907 = lean_box(0);
-}
-x_3288 = lean_nat_dec_lt(x_2901, x_3);
-lean_dec(x_2901);
-if (x_3288 == 0)
-{
-if (lean_obj_tag(x_2900) == 0)
-{
-lean_object* x_3289; lean_object* x_3290; lean_object* x_3291; lean_object* x_3292; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3289 = lean_box(0);
-if (lean_is_scalar(x_2907)) {
- x_3290 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3290 = x_2907;
-}
-lean_ctor_set(x_3290, 0, x_3289);
-lean_ctor_set(x_3290, 1, x_2906);
-if (lean_is_scalar(x_2905)) {
- x_3291 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3291 = x_2905;
-}
-lean_ctor_set(x_3291, 0, x_3290);
-if (lean_is_scalar(x_2899)) {
- x_3292 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3292 = x_2899;
-}
-lean_ctor_set(x_3292, 0, x_3291);
-lean_ctor_set(x_3292, 1, x_2903);
-x_24 = x_3292;
-goto block_222;
-}
-else
-{
-lean_object* x_3293; 
-x_3293 = lean_ctor_get(x_23, 1);
-lean_inc(x_3293);
-if (lean_obj_tag(x_3293) == 0)
-{
-lean_object* x_3294; lean_object* x_3295; lean_object* x_3296; lean_object* x_3297; 
-lean_dec(x_2900);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3294 = lean_box(0);
-if (lean_is_scalar(x_2907)) {
- x_3295 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3295 = x_2907;
-}
-lean_ctor_set(x_3295, 0, x_3294);
-lean_ctor_set(x_3295, 1, x_2906);
-if (lean_is_scalar(x_2905)) {
- x_3296 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3296 = x_2905;
-}
-lean_ctor_set(x_3296, 0, x_3295);
-if (lean_is_scalar(x_2899)) {
- x_3297 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3297 = x_2899;
-}
-lean_ctor_set(x_3297, 0, x_3296);
-lean_ctor_set(x_3297, 1, x_2903);
-x_24 = x_3297;
-goto block_222;
-}
-else
-{
-lean_object* x_3298; lean_object* x_3299; lean_object* x_3300; uint8_t x_3301; 
-x_3298 = lean_ctor_get(x_2900, 0);
-lean_inc(x_3298);
-lean_dec(x_2900);
-x_3299 = lean_ctor_get(x_3293, 0);
-lean_inc(x_3299);
-lean_dec(x_3293);
-x_3300 = lean_ctor_get(x_23, 2);
-lean_inc(x_3300);
-x_3301 = lean_name_eq(x_1, x_3300);
-lean_dec(x_3300);
-if (x_3301 == 0)
-{
-lean_object* x_3302; lean_object* x_3303; lean_object* x_3304; lean_object* x_3305; 
-lean_dec(x_3299);
-lean_dec(x_3298);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3302 = lean_box(0);
-if (lean_is_scalar(x_2907)) {
- x_3303 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3303 = x_2907;
-}
-lean_ctor_set(x_3303, 0, x_3302);
-lean_ctor_set(x_3303, 1, x_2906);
-if (lean_is_scalar(x_2905)) {
- x_3304 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3304 = x_2905;
-}
-lean_ctor_set(x_3304, 0, x_3303);
-if (lean_is_scalar(x_2899)) {
- x_3305 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3305 = x_2899;
-}
-lean_ctor_set(x_3305, 0, x_3304);
-lean_ctor_set(x_3305, 1, x_2903);
-x_24 = x_3305;
-goto block_222;
-}
-else
-{
-uint8_t x_3306; 
-x_3306 = lean_nat_dec_le(x_3298, x_3299);
-lean_dec(x_3299);
-lean_dec(x_3298);
-if (x_3306 == 0)
-{
-lean_object* x_3307; lean_object* x_3308; lean_object* x_3309; lean_object* x_3310; 
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3307 = lean_box(0);
-if (lean_is_scalar(x_2907)) {
- x_3308 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3308 = x_2907;
-}
-lean_ctor_set(x_3308, 0, x_3307);
-lean_ctor_set(x_3308, 1, x_2906);
-if (lean_is_scalar(x_2905)) {
- x_3309 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3309 = x_2905;
-}
-lean_ctor_set(x_3309, 0, x_3308);
-if (lean_is_scalar(x_2899)) {
- x_3310 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3310 = x_2899;
-}
-lean_ctor_set(x_3310, 0, x_3309);
-lean_ctor_set(x_3310, 1, x_2903);
-x_24 = x_3310;
-goto block_222;
-}
-else
-{
-lean_object* x_3311; 
-lean_dec(x_2907);
-lean_dec(x_2905);
-lean_dec(x_2899);
-x_3311 = lean_box(0);
-x_2931 = x_3311;
-goto block_3287;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_3312; 
-lean_dec(x_2907);
-lean_dec(x_2905);
-lean_dec(x_2900);
-lean_dec(x_2899);
-x_3312 = lean_box(0);
-x_2931 = x_3312;
-goto block_3287;
-}
-block_2930:
-{
-lean_object* x_2910; lean_object* x_2911; lean_object* x_2912; lean_object* x_2913; lean_object* x_2914; lean_object* x_2915; lean_object* x_2916; lean_object* x_2917; lean_object* x_2918; lean_object* x_2919; lean_object* x_2920; lean_object* x_2921; uint8_t x_2922; lean_object* x_2923; lean_object* x_2924; lean_object* x_2925; lean_object* x_2926; lean_object* x_2927; lean_object* x_2928; lean_object* x_2929; 
-x_2910 = lean_ctor_get(x_2908, 0);
-lean_inc(x_2910);
-lean_dec(x_2908);
-x_2911 = lean_ctor_get(x_2910, 1);
-lean_inc(x_2911);
-lean_dec(x_2910);
-x_2912 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_2911, x_7, x_8, x_2909);
-lean_dec(x_8);
-lean_dec(x_7);
-x_2913 = lean_ctor_get(x_2912, 0);
-lean_inc(x_2913);
-x_2914 = lean_ctor_get(x_2913, 0);
-lean_inc(x_2914);
-if (lean_is_exclusive(x_2913)) {
- lean_ctor_release(x_2913, 0);
- x_2915 = x_2913;
-} else {
- lean_dec_ref(x_2913);
- x_2915 = lean_box(0);
-}
-x_2916 = lean_ctor_get(x_2914, 1);
-lean_inc(x_2916);
-if (lean_is_exclusive(x_2914)) {
- lean_ctor_release(x_2914, 0);
- lean_ctor_release(x_2914, 1);
- x_2917 = x_2914;
-} else {
- lean_dec_ref(x_2914);
- x_2917 = lean_box(0);
-}
-x_2918 = lean_ctor_get(x_2912, 1);
-lean_inc(x_2918);
-if (lean_is_exclusive(x_2912)) {
- lean_ctor_release(x_2912, 0);
- lean_ctor_release(x_2912, 1);
- x_2919 = x_2912;
-} else {
- lean_dec_ref(x_2912);
- x_2919 = lean_box(0);
-}
-x_2920 = lean_ctor_get(x_2916, 0);
-lean_inc(x_2920);
-x_2921 = lean_ctor_get(x_2916, 3);
-lean_inc(x_2921);
-x_2922 = lean_ctor_get_uint8(x_2916, sizeof(void*)*5);
-if (lean_is_exclusive(x_2916)) {
- lean_ctor_release(x_2916, 0);
- lean_ctor_release(x_2916, 1);
- lean_ctor_release(x_2916, 2);
- lean_ctor_release(x_2916, 3);
- lean_ctor_release(x_2916, 4);
- x_2923 = x_2916;
-} else {
- lean_dec_ref(x_2916);
- x_2923 = lean_box(0);
-}
-x_2924 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_2923)) {
- x_2925 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_2925 = x_2923;
-}
-lean_ctor_set(x_2925, 0, x_2920);
-lean_ctor_set(x_2925, 1, x_2924);
-lean_ctor_set(x_2925, 2, x_1);
-lean_ctor_set(x_2925, 3, x_2921);
-lean_ctor_set(x_2925, 4, x_224);
-lean_ctor_set_uint8(x_2925, sizeof(void*)*5, x_2922);
-x_2926 = lean_box(0);
-if (lean_is_scalar(x_2917)) {
- x_2927 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2927 = x_2917;
-}
-lean_ctor_set(x_2927, 0, x_2926);
-lean_ctor_set(x_2927, 1, x_2925);
-if (lean_is_scalar(x_2915)) {
- x_2928 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2928 = x_2915;
-}
-lean_ctor_set(x_2928, 0, x_2927);
-if (lean_is_scalar(x_2919)) {
- x_2929 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2929 = x_2919;
-}
-lean_ctor_set(x_2929, 0, x_2928);
-lean_ctor_set(x_2929, 1, x_2918);
-x_24 = x_2929;
-goto block_222;
-}
-block_3287:
-{
-lean_object* x_2932; uint8_t x_2933; 
-lean_dec(x_2931);
-x_2932 = lean_unsigned_to_nat(0u);
-x_2933 = lean_nat_dec_lt(x_2932, x_22);
-lean_dec(x_22);
-if (x_2933 == 0)
-{
-lean_object* x_2934; lean_object* x_2935; lean_object* x_2936; lean_object* x_2937; lean_object* x_2938; lean_object* x_2939; lean_object* x_2940; 
-x_2934 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2906, x_7, x_8, x_2903);
-x_2935 = lean_ctor_get(x_2934, 0);
-lean_inc(x_2935);
-x_2936 = lean_ctor_get(x_2935, 0);
-lean_inc(x_2936);
-lean_dec(x_2935);
-x_2937 = lean_ctor_get(x_2934, 1);
-lean_inc(x_2937);
-lean_dec(x_2934);
-x_2938 = lean_ctor_get(x_2936, 0);
-lean_inc(x_2938);
-x_2939 = lean_ctor_get(x_2936, 1);
-lean_inc(x_2939);
-lean_dec(x_2936);
-x_2940 = l_Lean_Syntax_getHeadInfo___main(x_2938);
-if (lean_obj_tag(x_2940) == 0)
-{
-lean_object* x_2941; lean_object* x_2942; lean_object* x_2943; lean_object* x_2944; lean_object* x_2945; lean_object* x_2946; lean_object* x_2947; lean_object* x_2948; lean_object* x_2949; lean_object* x_2950; lean_object* x_2951; lean_object* x_2952; lean_object* x_2953; lean_object* x_2954; lean_object* x_2955; lean_object* x_2956; lean_object* x_2976; lean_object* x_2977; uint8_t x_2978; 
-x_2941 = lean_apply_1(x_2, x_2938);
-x_2942 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2941, x_5, x_2939, x_7, x_8, x_2937);
-x_2943 = lean_ctor_get(x_2942, 0);
-lean_inc(x_2943);
-x_2944 = lean_ctor_get(x_2943, 0);
-lean_inc(x_2944);
-lean_dec(x_2943);
-x_2945 = lean_ctor_get(x_2942, 1);
-lean_inc(x_2945);
-lean_dec(x_2942);
-x_2946 = lean_ctor_get(x_2944, 1);
-lean_inc(x_2946);
-lean_dec(x_2944);
-x_2947 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2946, x_7, x_8, x_2945);
-x_2948 = lean_ctor_get(x_2947, 0);
-lean_inc(x_2948);
-x_2949 = lean_ctor_get(x_2948, 0);
-lean_inc(x_2949);
-if (lean_is_exclusive(x_2948)) {
- lean_ctor_release(x_2948, 0);
- x_2950 = x_2948;
-} else {
- lean_dec_ref(x_2948);
- x_2950 = lean_box(0);
-}
-x_2951 = lean_ctor_get(x_2947, 1);
-lean_inc(x_2951);
-lean_dec(x_2947);
-x_2952 = lean_ctor_get(x_2949, 0);
-lean_inc(x_2952);
-x_2953 = lean_ctor_get(x_2949, 1);
-lean_inc(x_2953);
-if (lean_is_exclusive(x_2949)) {
- lean_ctor_release(x_2949, 0);
- lean_ctor_release(x_2949, 1);
- x_2954 = x_2949;
-} else {
- lean_dec_ref(x_2949);
- x_2954 = lean_box(0);
-}
-x_2976 = l_Lean_Core_getTraceState___rarg(x_8, x_2951);
-x_2977 = lean_ctor_get(x_2976, 0);
-lean_inc(x_2977);
-x_2978 = lean_ctor_get_uint8(x_2977, sizeof(void*)*1);
-lean_dec(x_2977);
-if (x_2978 == 0)
-{
-lean_object* x_2979; lean_object* x_2980; lean_object* x_2981; lean_object* x_2982; 
-x_2979 = lean_ctor_get(x_2976, 1);
-lean_inc(x_2979);
-lean_dec(x_2976);
-x_2980 = lean_box(x_226);
-if (lean_is_scalar(x_2954)) {
- x_2981 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2981 = x_2954;
-}
-lean_ctor_set(x_2981, 0, x_2980);
-lean_ctor_set(x_2981, 1, x_2953);
-if (lean_is_scalar(x_2950)) {
- x_2982 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2982 = x_2950;
-}
-lean_ctor_set(x_2982, 0, x_2981);
-x_2955 = x_2982;
-x_2956 = x_2979;
-goto block_2975;
-}
-else
-{
-lean_object* x_2983; lean_object* x_2984; lean_object* x_2985; lean_object* x_2986; lean_object* x_2987; lean_object* x_2988; lean_object* x_2989; 
-x_2983 = lean_ctor_get(x_2976, 1);
-lean_inc(x_2983);
-lean_dec(x_2976);
-x_2984 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2985 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_2984, x_7, x_8, x_2983);
-x_2986 = lean_ctor_get(x_2985, 0);
-lean_inc(x_2986);
-x_2987 = lean_ctor_get(x_2985, 1);
-lean_inc(x_2987);
-lean_dec(x_2985);
-if (lean_is_scalar(x_2954)) {
- x_2988 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2988 = x_2954;
-}
-lean_ctor_set(x_2988, 0, x_2986);
-lean_ctor_set(x_2988, 1, x_2953);
-if (lean_is_scalar(x_2950)) {
- x_2989 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2989 = x_2950;
-}
-lean_ctor_set(x_2989, 0, x_2988);
-x_2955 = x_2989;
-x_2956 = x_2987;
-goto block_2975;
-}
-block_2975:
-{
-lean_object* x_2957; lean_object* x_2958; lean_object* x_2959; uint8_t x_2960; 
-x_2957 = lean_ctor_get(x_2955, 0);
-lean_inc(x_2957);
-if (lean_is_exclusive(x_2955)) {
- lean_ctor_release(x_2955, 0);
- x_2958 = x_2955;
-} else {
- lean_dec_ref(x_2955);
- x_2958 = lean_box(0);
-}
-x_2959 = lean_ctor_get(x_2957, 0);
-lean_inc(x_2959);
-x_2960 = lean_unbox(x_2959);
-lean_dec(x_2959);
-if (x_2960 == 0)
-{
-lean_object* x_2961; lean_object* x_2962; lean_object* x_2963; lean_object* x_2964; lean_object* x_2965; 
-lean_dec(x_2952);
-lean_dec(x_5);
-x_2961 = lean_ctor_get(x_2957, 1);
-lean_inc(x_2961);
-if (lean_is_exclusive(x_2957)) {
- lean_ctor_release(x_2957, 0);
- lean_ctor_release(x_2957, 1);
- x_2962 = x_2957;
-} else {
- lean_dec_ref(x_2957);
- x_2962 = lean_box(0);
-}
-x_2963 = lean_box(0);
-if (lean_is_scalar(x_2962)) {
- x_2964 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_2964 = x_2962;
-}
-lean_ctor_set(x_2964, 0, x_2963);
-lean_ctor_set(x_2964, 1, x_2961);
-if (lean_is_scalar(x_2958)) {
- x_2965 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_2965 = x_2958;
-}
-lean_ctor_set(x_2965, 0, x_2964);
-x_2908 = x_2965;
-x_2909 = x_2956;
-goto block_2930;
-}
-else
-{
-lean_object* x_2966; lean_object* x_2967; lean_object* x_2968; lean_object* x_2969; lean_object* x_2970; lean_object* x_2971; lean_object* x_2972; lean_object* x_2973; lean_object* x_2974; 
-lean_dec(x_2958);
-x_2966 = lean_ctor_get(x_2957, 1);
-lean_inc(x_2966);
-lean_dec(x_2957);
-x_2967 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_2952);
-x_2968 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2968, 0, x_2967);
-x_2969 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_2970 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_2970, 0, x_2969);
-lean_ctor_set(x_2970, 1, x_2968);
-x_2971 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_2972 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_2971, x_2970, x_5, x_2966, x_7, x_8, x_2956);
-lean_dec(x_5);
-x_2973 = lean_ctor_get(x_2972, 0);
-lean_inc(x_2973);
-x_2974 = lean_ctor_get(x_2972, 1);
-lean_inc(x_2974);
-lean_dec(x_2972);
-x_2908 = x_2973;
-x_2909 = x_2974;
-goto block_2930;
-}
-}
-}
-else
-{
-lean_object* x_2990; lean_object* x_2991; 
-x_2990 = lean_ctor_get(x_2940, 0);
-lean_inc(x_2990);
-lean_dec(x_2940);
-x_2991 = l_Lean_Syntax_getTailInfo___main(x_2938);
-if (lean_obj_tag(x_2991) == 0)
-{
-lean_object* x_2992; lean_object* x_2993; lean_object* x_2994; lean_object* x_2995; lean_object* x_2996; lean_object* x_2997; lean_object* x_2998; lean_object* x_2999; lean_object* x_3000; lean_object* x_3001; lean_object* x_3002; lean_object* x_3003; lean_object* x_3004; lean_object* x_3005; lean_object* x_3006; lean_object* x_3007; lean_object* x_3027; lean_object* x_3028; uint8_t x_3029; 
-lean_dec(x_2990);
-x_2992 = lean_apply_1(x_2, x_2938);
-x_2993 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_2992, x_5, x_2939, x_7, x_8, x_2937);
-x_2994 = lean_ctor_get(x_2993, 0);
-lean_inc(x_2994);
-x_2995 = lean_ctor_get(x_2994, 0);
-lean_inc(x_2995);
-lean_dec(x_2994);
-x_2996 = lean_ctor_get(x_2993, 1);
-lean_inc(x_2996);
-lean_dec(x_2993);
-x_2997 = lean_ctor_get(x_2995, 1);
-lean_inc(x_2997);
-lean_dec(x_2995);
-x_2998 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_2997, x_7, x_8, x_2996);
-x_2999 = lean_ctor_get(x_2998, 0);
-lean_inc(x_2999);
-x_3000 = lean_ctor_get(x_2999, 0);
-lean_inc(x_3000);
-if (lean_is_exclusive(x_2999)) {
- lean_ctor_release(x_2999, 0);
- x_3001 = x_2999;
-} else {
- lean_dec_ref(x_2999);
- x_3001 = lean_box(0);
-}
-x_3002 = lean_ctor_get(x_2998, 1);
-lean_inc(x_3002);
-lean_dec(x_2998);
-x_3003 = lean_ctor_get(x_3000, 0);
-lean_inc(x_3003);
-x_3004 = lean_ctor_get(x_3000, 1);
-lean_inc(x_3004);
-if (lean_is_exclusive(x_3000)) {
- lean_ctor_release(x_3000, 0);
- lean_ctor_release(x_3000, 1);
- x_3005 = x_3000;
-} else {
- lean_dec_ref(x_3000);
- x_3005 = lean_box(0);
-}
-x_3027 = l_Lean_Core_getTraceState___rarg(x_8, x_3002);
-x_3028 = lean_ctor_get(x_3027, 0);
-lean_inc(x_3028);
-x_3029 = lean_ctor_get_uint8(x_3028, sizeof(void*)*1);
-lean_dec(x_3028);
-if (x_3029 == 0)
-{
-lean_object* x_3030; lean_object* x_3031; lean_object* x_3032; lean_object* x_3033; 
-x_3030 = lean_ctor_get(x_3027, 1);
-lean_inc(x_3030);
-lean_dec(x_3027);
-x_3031 = lean_box(x_226);
-if (lean_is_scalar(x_3005)) {
- x_3032 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3032 = x_3005;
-}
-lean_ctor_set(x_3032, 0, x_3031);
-lean_ctor_set(x_3032, 1, x_3004);
-if (lean_is_scalar(x_3001)) {
- x_3033 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3033 = x_3001;
-}
-lean_ctor_set(x_3033, 0, x_3032);
-x_3006 = x_3033;
-x_3007 = x_3030;
-goto block_3026;
-}
-else
-{
-lean_object* x_3034; lean_object* x_3035; lean_object* x_3036; lean_object* x_3037; lean_object* x_3038; lean_object* x_3039; lean_object* x_3040; 
-x_3034 = lean_ctor_get(x_3027, 1);
-lean_inc(x_3034);
-lean_dec(x_3027);
-x_3035 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3036 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3035, x_7, x_8, x_3034);
-x_3037 = lean_ctor_get(x_3036, 0);
-lean_inc(x_3037);
-x_3038 = lean_ctor_get(x_3036, 1);
-lean_inc(x_3038);
-lean_dec(x_3036);
-if (lean_is_scalar(x_3005)) {
- x_3039 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3039 = x_3005;
-}
-lean_ctor_set(x_3039, 0, x_3037);
-lean_ctor_set(x_3039, 1, x_3004);
-if (lean_is_scalar(x_3001)) {
- x_3040 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3040 = x_3001;
-}
-lean_ctor_set(x_3040, 0, x_3039);
-x_3006 = x_3040;
-x_3007 = x_3038;
-goto block_3026;
-}
-block_3026:
-{
-lean_object* x_3008; lean_object* x_3009; lean_object* x_3010; uint8_t x_3011; 
-x_3008 = lean_ctor_get(x_3006, 0);
-lean_inc(x_3008);
-if (lean_is_exclusive(x_3006)) {
- lean_ctor_release(x_3006, 0);
- x_3009 = x_3006;
-} else {
- lean_dec_ref(x_3006);
- x_3009 = lean_box(0);
-}
-x_3010 = lean_ctor_get(x_3008, 0);
-lean_inc(x_3010);
-x_3011 = lean_unbox(x_3010);
-lean_dec(x_3010);
-if (x_3011 == 0)
-{
-lean_object* x_3012; lean_object* x_3013; lean_object* x_3014; lean_object* x_3015; lean_object* x_3016; 
-lean_dec(x_3003);
-lean_dec(x_5);
-x_3012 = lean_ctor_get(x_3008, 1);
-lean_inc(x_3012);
-if (lean_is_exclusive(x_3008)) {
- lean_ctor_release(x_3008, 0);
- lean_ctor_release(x_3008, 1);
- x_3013 = x_3008;
-} else {
- lean_dec_ref(x_3008);
- x_3013 = lean_box(0);
-}
-x_3014 = lean_box(0);
-if (lean_is_scalar(x_3013)) {
- x_3015 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3015 = x_3013;
-}
-lean_ctor_set(x_3015, 0, x_3014);
-lean_ctor_set(x_3015, 1, x_3012);
-if (lean_is_scalar(x_3009)) {
- x_3016 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3016 = x_3009;
-}
-lean_ctor_set(x_3016, 0, x_3015);
-x_2908 = x_3016;
-x_2909 = x_3007;
-goto block_2930;
-}
-else
-{
-lean_object* x_3017; lean_object* x_3018; lean_object* x_3019; lean_object* x_3020; lean_object* x_3021; lean_object* x_3022; lean_object* x_3023; lean_object* x_3024; lean_object* x_3025; 
-lean_dec(x_3009);
-x_3017 = lean_ctor_get(x_3008, 1);
-lean_inc(x_3017);
-lean_dec(x_3008);
-x_3018 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_3003);
-x_3019 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3019, 0, x_3018);
-x_3020 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3021 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3021, 0, x_3020);
-lean_ctor_set(x_3021, 1, x_3019);
-x_3022 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3023 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3022, x_3021, x_5, x_3017, x_7, x_8, x_3007);
-lean_dec(x_5);
-x_3024 = lean_ctor_get(x_3023, 0);
-lean_inc(x_3024);
-x_3025 = lean_ctor_get(x_3023, 1);
-lean_inc(x_3025);
-lean_dec(x_3023);
-x_2908 = x_3024;
-x_2909 = x_3025;
-goto block_2930;
-}
-}
-}
-else
-{
-lean_object* x_3041; lean_object* x_3042; lean_object* x_3043; lean_object* x_3044; lean_object* x_3045; lean_object* x_3046; lean_object* x_3047; lean_object* x_3048; lean_object* x_3049; lean_object* x_3050; lean_object* x_3051; lean_object* x_3052; lean_object* x_3053; lean_object* x_3054; lean_object* x_3055; lean_object* x_3056; lean_object* x_3057; lean_object* x_3058; lean_object* x_3059; lean_object* x_3060; lean_object* x_3061; lean_object* x_3062; lean_object* x_3063; lean_object* x_3064; lean_object* x_3065; lean_object* x_3066; lean_object* x_3067; lean_object* x_3068; lean_object* x_3069; lean_object* x_3070; lean_object* x_3071; lean_object* x_3072; lean_object* x_3073; lean_object* x_3074; lean_object* x_3094; lean_object* x_3095; uint8_t x_3096; 
-x_3041 = lean_ctor_get(x_2991, 0);
-lean_inc(x_3041);
-lean_dec(x_2991);
-x_3042 = lean_ctor_get(x_2990, 0);
-lean_inc(x_3042);
-x_3043 = lean_ctor_get(x_2990, 1);
-lean_inc(x_3043);
-x_3044 = lean_ctor_get(x_2990, 2);
-lean_inc(x_3044);
-if (lean_is_exclusive(x_2990)) {
- lean_ctor_release(x_2990, 0);
- lean_ctor_release(x_2990, 1);
- lean_ctor_release(x_2990, 2);
- x_3045 = x_2990;
-} else {
- lean_dec_ref(x_2990);
- x_3045 = lean_box(0);
-}
-x_3046 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_3043);
-if (lean_is_scalar(x_3045)) {
- x_3047 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3047 = x_3045;
-}
-lean_ctor_set(x_3047, 0, x_3046);
-lean_ctor_set(x_3047, 1, x_3043);
-lean_ctor_set(x_3047, 2, x_3044);
-x_3048 = l_Lean_Syntax_setHeadInfo(x_2938, x_3047);
-x_3049 = lean_ctor_get(x_3041, 0);
-lean_inc(x_3049);
-x_3050 = lean_ctor_get(x_3041, 1);
-lean_inc(x_3050);
-x_3051 = lean_ctor_get(x_3041, 2);
-lean_inc(x_3051);
-if (lean_is_exclusive(x_3041)) {
- lean_ctor_release(x_3041, 0);
- lean_ctor_release(x_3041, 1);
- lean_ctor_release(x_3041, 2);
- x_3052 = x_3041;
-} else {
- lean_dec_ref(x_3041);
- x_3052 = lean_box(0);
-}
-lean_inc(x_3050);
-if (lean_is_scalar(x_3052)) {
- x_3053 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3053 = x_3052;
-}
-lean_ctor_set(x_3053, 0, x_3049);
-lean_ctor_set(x_3053, 1, x_3050);
-lean_ctor_set(x_3053, 2, x_3046);
-x_3054 = l_Lean_Syntax_setTailInfo(x_3048, x_3053);
-x_3055 = lean_apply_1(x_2, x_3054);
-x_3056 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3056, 0, x_3042);
-lean_ctor_set(x_3056, 1, x_3043);
-lean_ctor_set(x_3056, 2, x_3046);
-x_3057 = l_Lean_Syntax_setHeadInfo(x_3055, x_3056);
-x_3058 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3058, 0, x_3046);
-lean_ctor_set(x_3058, 1, x_3050);
-lean_ctor_set(x_3058, 2, x_3051);
-x_3059 = l_Lean_Syntax_setTailInfo(x_3057, x_3058);
-x_3060 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3059, x_5, x_2939, x_7, x_8, x_2937);
-x_3061 = lean_ctor_get(x_3060, 0);
-lean_inc(x_3061);
-x_3062 = lean_ctor_get(x_3061, 0);
-lean_inc(x_3062);
-lean_dec(x_3061);
-x_3063 = lean_ctor_get(x_3060, 1);
-lean_inc(x_3063);
-lean_dec(x_3060);
-x_3064 = lean_ctor_get(x_3062, 1);
-lean_inc(x_3064);
-lean_dec(x_3062);
-x_3065 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3064, x_7, x_8, x_3063);
-x_3066 = lean_ctor_get(x_3065, 0);
-lean_inc(x_3066);
-x_3067 = lean_ctor_get(x_3066, 0);
-lean_inc(x_3067);
-if (lean_is_exclusive(x_3066)) {
- lean_ctor_release(x_3066, 0);
- x_3068 = x_3066;
-} else {
- lean_dec_ref(x_3066);
- x_3068 = lean_box(0);
-}
-x_3069 = lean_ctor_get(x_3065, 1);
-lean_inc(x_3069);
-lean_dec(x_3065);
-x_3070 = lean_ctor_get(x_3067, 0);
-lean_inc(x_3070);
-x_3071 = lean_ctor_get(x_3067, 1);
-lean_inc(x_3071);
-if (lean_is_exclusive(x_3067)) {
- lean_ctor_release(x_3067, 0);
- lean_ctor_release(x_3067, 1);
- x_3072 = x_3067;
-} else {
- lean_dec_ref(x_3067);
- x_3072 = lean_box(0);
-}
-x_3094 = l_Lean_Core_getTraceState___rarg(x_8, x_3069);
-x_3095 = lean_ctor_get(x_3094, 0);
-lean_inc(x_3095);
-x_3096 = lean_ctor_get_uint8(x_3095, sizeof(void*)*1);
-lean_dec(x_3095);
-if (x_3096 == 0)
-{
-lean_object* x_3097; lean_object* x_3098; lean_object* x_3099; lean_object* x_3100; 
-x_3097 = lean_ctor_get(x_3094, 1);
-lean_inc(x_3097);
-lean_dec(x_3094);
-x_3098 = lean_box(x_226);
-if (lean_is_scalar(x_3072)) {
- x_3099 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3099 = x_3072;
-}
-lean_ctor_set(x_3099, 0, x_3098);
-lean_ctor_set(x_3099, 1, x_3071);
-if (lean_is_scalar(x_3068)) {
- x_3100 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3100 = x_3068;
-}
-lean_ctor_set(x_3100, 0, x_3099);
-x_3073 = x_3100;
-x_3074 = x_3097;
-goto block_3093;
-}
-else
-{
-lean_object* x_3101; lean_object* x_3102; lean_object* x_3103; lean_object* x_3104; lean_object* x_3105; lean_object* x_3106; lean_object* x_3107; 
-x_3101 = lean_ctor_get(x_3094, 1);
-lean_inc(x_3101);
-lean_dec(x_3094);
-x_3102 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3103 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3102, x_7, x_8, x_3101);
-x_3104 = lean_ctor_get(x_3103, 0);
-lean_inc(x_3104);
-x_3105 = lean_ctor_get(x_3103, 1);
-lean_inc(x_3105);
-lean_dec(x_3103);
-if (lean_is_scalar(x_3072)) {
- x_3106 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3106 = x_3072;
-}
-lean_ctor_set(x_3106, 0, x_3104);
-lean_ctor_set(x_3106, 1, x_3071);
-if (lean_is_scalar(x_3068)) {
- x_3107 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3107 = x_3068;
-}
-lean_ctor_set(x_3107, 0, x_3106);
-x_3073 = x_3107;
-x_3074 = x_3105;
-goto block_3093;
-}
-block_3093:
-{
-lean_object* x_3075; lean_object* x_3076; lean_object* x_3077; uint8_t x_3078; 
-x_3075 = lean_ctor_get(x_3073, 0);
-lean_inc(x_3075);
-if (lean_is_exclusive(x_3073)) {
- lean_ctor_release(x_3073, 0);
- x_3076 = x_3073;
-} else {
- lean_dec_ref(x_3073);
- x_3076 = lean_box(0);
-}
-x_3077 = lean_ctor_get(x_3075, 0);
-lean_inc(x_3077);
-x_3078 = lean_unbox(x_3077);
-lean_dec(x_3077);
-if (x_3078 == 0)
-{
-lean_object* x_3079; lean_object* x_3080; lean_object* x_3081; lean_object* x_3082; lean_object* x_3083; 
-lean_dec(x_3070);
-lean_dec(x_5);
-x_3079 = lean_ctor_get(x_3075, 1);
-lean_inc(x_3079);
-if (lean_is_exclusive(x_3075)) {
- lean_ctor_release(x_3075, 0);
- lean_ctor_release(x_3075, 1);
- x_3080 = x_3075;
-} else {
- lean_dec_ref(x_3075);
- x_3080 = lean_box(0);
-}
-x_3081 = lean_box(0);
-if (lean_is_scalar(x_3080)) {
- x_3082 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3082 = x_3080;
-}
-lean_ctor_set(x_3082, 0, x_3081);
-lean_ctor_set(x_3082, 1, x_3079);
-if (lean_is_scalar(x_3076)) {
- x_3083 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3083 = x_3076;
-}
-lean_ctor_set(x_3083, 0, x_3082);
-x_2908 = x_3083;
-x_2909 = x_3074;
-goto block_2930;
-}
-else
-{
-lean_object* x_3084; lean_object* x_3085; lean_object* x_3086; lean_object* x_3087; lean_object* x_3088; lean_object* x_3089; lean_object* x_3090; lean_object* x_3091; lean_object* x_3092; 
-lean_dec(x_3076);
-x_3084 = lean_ctor_get(x_3075, 1);
-lean_inc(x_3084);
-lean_dec(x_3075);
-x_3085 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_3070);
-x_3086 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3086, 0, x_3085);
-x_3087 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3088 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3088, 0, x_3087);
-lean_ctor_set(x_3088, 1, x_3086);
-x_3089 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3090 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3089, x_3088, x_5, x_3084, x_7, x_8, x_3074);
-lean_dec(x_5);
-x_3091 = lean_ctor_get(x_3090, 0);
-lean_inc(x_3091);
-x_3092 = lean_ctor_get(x_3090, 1);
-lean_inc(x_3092);
-lean_dec(x_3090);
-x_2908 = x_3091;
-x_2909 = x_3092;
-goto block_2930;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_3108; lean_object* x_3109; lean_object* x_3110; lean_object* x_3111; lean_object* x_3112; lean_object* x_3113; lean_object* x_3114; lean_object* x_3115; lean_object* x_3116; lean_object* x_3117; lean_object* x_3118; lean_object* x_3119; 
-x_3108 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_2906, x_7, x_8, x_2903);
-x_3109 = lean_ctor_get(x_3108, 0);
-lean_inc(x_3109);
-x_3110 = lean_ctor_get(x_3109, 0);
-lean_inc(x_3110);
-lean_dec(x_3109);
-x_3111 = lean_ctor_get(x_3108, 1);
-lean_inc(x_3111);
-lean_dec(x_3108);
-x_3112 = lean_ctor_get(x_3110, 1);
-lean_inc(x_3112);
-lean_dec(x_3110);
-x_3113 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3112, x_7, x_8, x_3111);
-x_3114 = lean_ctor_get(x_3113, 0);
-lean_inc(x_3114);
-x_3115 = lean_ctor_get(x_3114, 0);
-lean_inc(x_3115);
-lean_dec(x_3114);
-x_3116 = lean_ctor_get(x_3113, 1);
-lean_inc(x_3116);
-lean_dec(x_3113);
-x_3117 = lean_ctor_get(x_3115, 0);
-lean_inc(x_3117);
-x_3118 = lean_ctor_get(x_3115, 1);
-lean_inc(x_3118);
-lean_dec(x_3115);
-x_3119 = l_Lean_Syntax_getHeadInfo___main(x_3117);
-if (lean_obj_tag(x_3119) == 0)
-{
-lean_object* x_3120; lean_object* x_3121; lean_object* x_3122; lean_object* x_3123; lean_object* x_3124; lean_object* x_3125; lean_object* x_3126; lean_object* x_3127; lean_object* x_3128; lean_object* x_3129; lean_object* x_3130; lean_object* x_3131; lean_object* x_3132; lean_object* x_3133; lean_object* x_3134; lean_object* x_3135; lean_object* x_3155; lean_object* x_3156; uint8_t x_3157; 
-x_3120 = lean_apply_1(x_2, x_3117);
-x_3121 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3120, x_5, x_3118, x_7, x_8, x_3116);
-x_3122 = lean_ctor_get(x_3121, 0);
-lean_inc(x_3122);
-x_3123 = lean_ctor_get(x_3122, 0);
-lean_inc(x_3123);
-lean_dec(x_3122);
-x_3124 = lean_ctor_get(x_3121, 1);
-lean_inc(x_3124);
-lean_dec(x_3121);
-x_3125 = lean_ctor_get(x_3123, 1);
-lean_inc(x_3125);
-lean_dec(x_3123);
-x_3126 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3125, x_7, x_8, x_3124);
-x_3127 = lean_ctor_get(x_3126, 0);
-lean_inc(x_3127);
-x_3128 = lean_ctor_get(x_3127, 0);
-lean_inc(x_3128);
-if (lean_is_exclusive(x_3127)) {
- lean_ctor_release(x_3127, 0);
- x_3129 = x_3127;
-} else {
- lean_dec_ref(x_3127);
- x_3129 = lean_box(0);
-}
-x_3130 = lean_ctor_get(x_3126, 1);
-lean_inc(x_3130);
-lean_dec(x_3126);
-x_3131 = lean_ctor_get(x_3128, 0);
-lean_inc(x_3131);
-x_3132 = lean_ctor_get(x_3128, 1);
-lean_inc(x_3132);
-if (lean_is_exclusive(x_3128)) {
- lean_ctor_release(x_3128, 0);
- lean_ctor_release(x_3128, 1);
- x_3133 = x_3128;
-} else {
- lean_dec_ref(x_3128);
- x_3133 = lean_box(0);
-}
-x_3155 = l_Lean_Core_getTraceState___rarg(x_8, x_3130);
-x_3156 = lean_ctor_get(x_3155, 0);
-lean_inc(x_3156);
-x_3157 = lean_ctor_get_uint8(x_3156, sizeof(void*)*1);
-lean_dec(x_3156);
-if (x_3157 == 0)
-{
-lean_object* x_3158; lean_object* x_3159; lean_object* x_3160; lean_object* x_3161; 
-x_3158 = lean_ctor_get(x_3155, 1);
-lean_inc(x_3158);
-lean_dec(x_3155);
-x_3159 = lean_box(x_226);
-if (lean_is_scalar(x_3133)) {
- x_3160 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3160 = x_3133;
-}
-lean_ctor_set(x_3160, 0, x_3159);
-lean_ctor_set(x_3160, 1, x_3132);
-if (lean_is_scalar(x_3129)) {
- x_3161 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3161 = x_3129;
-}
-lean_ctor_set(x_3161, 0, x_3160);
-x_3134 = x_3161;
-x_3135 = x_3158;
-goto block_3154;
-}
-else
-{
-lean_object* x_3162; lean_object* x_3163; lean_object* x_3164; lean_object* x_3165; lean_object* x_3166; lean_object* x_3167; lean_object* x_3168; 
-x_3162 = lean_ctor_get(x_3155, 1);
-lean_inc(x_3162);
-lean_dec(x_3155);
-x_3163 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3164 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3163, x_7, x_8, x_3162);
-x_3165 = lean_ctor_get(x_3164, 0);
-lean_inc(x_3165);
-x_3166 = lean_ctor_get(x_3164, 1);
-lean_inc(x_3166);
-lean_dec(x_3164);
-if (lean_is_scalar(x_3133)) {
- x_3167 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3167 = x_3133;
-}
-lean_ctor_set(x_3167, 0, x_3165);
-lean_ctor_set(x_3167, 1, x_3132);
-if (lean_is_scalar(x_3129)) {
- x_3168 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3168 = x_3129;
-}
-lean_ctor_set(x_3168, 0, x_3167);
-x_3134 = x_3168;
-x_3135 = x_3166;
-goto block_3154;
-}
-block_3154:
-{
-lean_object* x_3136; lean_object* x_3137; lean_object* x_3138; uint8_t x_3139; 
-x_3136 = lean_ctor_get(x_3134, 0);
-lean_inc(x_3136);
-if (lean_is_exclusive(x_3134)) {
- lean_ctor_release(x_3134, 0);
- x_3137 = x_3134;
-} else {
- lean_dec_ref(x_3134);
- x_3137 = lean_box(0);
-}
-x_3138 = lean_ctor_get(x_3136, 0);
-lean_inc(x_3138);
-x_3139 = lean_unbox(x_3138);
-lean_dec(x_3138);
-if (x_3139 == 0)
-{
-lean_object* x_3140; lean_object* x_3141; lean_object* x_3142; lean_object* x_3143; lean_object* x_3144; 
-lean_dec(x_3131);
-lean_dec(x_5);
-x_3140 = lean_ctor_get(x_3136, 1);
-lean_inc(x_3140);
-if (lean_is_exclusive(x_3136)) {
- lean_ctor_release(x_3136, 0);
- lean_ctor_release(x_3136, 1);
- x_3141 = x_3136;
-} else {
- lean_dec_ref(x_3136);
- x_3141 = lean_box(0);
-}
-x_3142 = lean_box(0);
-if (lean_is_scalar(x_3141)) {
- x_3143 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3143 = x_3141;
-}
-lean_ctor_set(x_3143, 0, x_3142);
-lean_ctor_set(x_3143, 1, x_3140);
-if (lean_is_scalar(x_3137)) {
- x_3144 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3144 = x_3137;
-}
-lean_ctor_set(x_3144, 0, x_3143);
-x_2908 = x_3144;
-x_2909 = x_3135;
-goto block_2930;
-}
-else
-{
-lean_object* x_3145; lean_object* x_3146; lean_object* x_3147; lean_object* x_3148; lean_object* x_3149; lean_object* x_3150; lean_object* x_3151; lean_object* x_3152; lean_object* x_3153; 
-lean_dec(x_3137);
-x_3145 = lean_ctor_get(x_3136, 1);
-lean_inc(x_3145);
-lean_dec(x_3136);
-x_3146 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_3131);
-x_3147 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3147, 0, x_3146);
-x_3148 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3149 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3149, 0, x_3148);
-lean_ctor_set(x_3149, 1, x_3147);
-x_3150 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3151 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3150, x_3149, x_5, x_3145, x_7, x_8, x_3135);
-lean_dec(x_5);
-x_3152 = lean_ctor_get(x_3151, 0);
-lean_inc(x_3152);
-x_3153 = lean_ctor_get(x_3151, 1);
-lean_inc(x_3153);
-lean_dec(x_3151);
-x_2908 = x_3152;
-x_2909 = x_3153;
-goto block_2930;
-}
-}
-}
-else
-{
-lean_object* x_3169; lean_object* x_3170; 
-x_3169 = lean_ctor_get(x_3119, 0);
-lean_inc(x_3169);
-lean_dec(x_3119);
-x_3170 = l_Lean_Syntax_getTailInfo___main(x_3117);
-if (lean_obj_tag(x_3170) == 0)
-{
-lean_object* x_3171; lean_object* x_3172; lean_object* x_3173; lean_object* x_3174; lean_object* x_3175; lean_object* x_3176; lean_object* x_3177; lean_object* x_3178; lean_object* x_3179; lean_object* x_3180; lean_object* x_3181; lean_object* x_3182; lean_object* x_3183; lean_object* x_3184; lean_object* x_3185; lean_object* x_3186; lean_object* x_3206; lean_object* x_3207; uint8_t x_3208; 
-lean_dec(x_3169);
-x_3171 = lean_apply_1(x_2, x_3117);
-x_3172 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3171, x_5, x_3118, x_7, x_8, x_3116);
-x_3173 = lean_ctor_get(x_3172, 0);
-lean_inc(x_3173);
-x_3174 = lean_ctor_get(x_3173, 0);
-lean_inc(x_3174);
-lean_dec(x_3173);
-x_3175 = lean_ctor_get(x_3172, 1);
-lean_inc(x_3175);
-lean_dec(x_3172);
-x_3176 = lean_ctor_get(x_3174, 1);
-lean_inc(x_3176);
-lean_dec(x_3174);
-x_3177 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3176, x_7, x_8, x_3175);
-x_3178 = lean_ctor_get(x_3177, 0);
-lean_inc(x_3178);
-x_3179 = lean_ctor_get(x_3178, 0);
-lean_inc(x_3179);
-if (lean_is_exclusive(x_3178)) {
- lean_ctor_release(x_3178, 0);
- x_3180 = x_3178;
-} else {
- lean_dec_ref(x_3178);
- x_3180 = lean_box(0);
-}
-x_3181 = lean_ctor_get(x_3177, 1);
-lean_inc(x_3181);
-lean_dec(x_3177);
-x_3182 = lean_ctor_get(x_3179, 0);
-lean_inc(x_3182);
-x_3183 = lean_ctor_get(x_3179, 1);
-lean_inc(x_3183);
-if (lean_is_exclusive(x_3179)) {
- lean_ctor_release(x_3179, 0);
- lean_ctor_release(x_3179, 1);
- x_3184 = x_3179;
-} else {
- lean_dec_ref(x_3179);
- x_3184 = lean_box(0);
-}
-x_3206 = l_Lean_Core_getTraceState___rarg(x_8, x_3181);
-x_3207 = lean_ctor_get(x_3206, 0);
-lean_inc(x_3207);
-x_3208 = lean_ctor_get_uint8(x_3207, sizeof(void*)*1);
-lean_dec(x_3207);
-if (x_3208 == 0)
-{
-lean_object* x_3209; lean_object* x_3210; lean_object* x_3211; lean_object* x_3212; 
-x_3209 = lean_ctor_get(x_3206, 1);
-lean_inc(x_3209);
-lean_dec(x_3206);
-x_3210 = lean_box(x_226);
-if (lean_is_scalar(x_3184)) {
- x_3211 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3211 = x_3184;
-}
-lean_ctor_set(x_3211, 0, x_3210);
-lean_ctor_set(x_3211, 1, x_3183);
-if (lean_is_scalar(x_3180)) {
- x_3212 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3212 = x_3180;
-}
-lean_ctor_set(x_3212, 0, x_3211);
-x_3185 = x_3212;
-x_3186 = x_3209;
-goto block_3205;
-}
-else
-{
-lean_object* x_3213; lean_object* x_3214; lean_object* x_3215; lean_object* x_3216; lean_object* x_3217; lean_object* x_3218; lean_object* x_3219; 
-x_3213 = lean_ctor_get(x_3206, 1);
-lean_inc(x_3213);
-lean_dec(x_3206);
-x_3214 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3215 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3214, x_7, x_8, x_3213);
-x_3216 = lean_ctor_get(x_3215, 0);
-lean_inc(x_3216);
-x_3217 = lean_ctor_get(x_3215, 1);
-lean_inc(x_3217);
-lean_dec(x_3215);
-if (lean_is_scalar(x_3184)) {
- x_3218 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3218 = x_3184;
-}
-lean_ctor_set(x_3218, 0, x_3216);
-lean_ctor_set(x_3218, 1, x_3183);
-if (lean_is_scalar(x_3180)) {
- x_3219 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3219 = x_3180;
-}
-lean_ctor_set(x_3219, 0, x_3218);
-x_3185 = x_3219;
-x_3186 = x_3217;
-goto block_3205;
-}
-block_3205:
-{
-lean_object* x_3187; lean_object* x_3188; lean_object* x_3189; uint8_t x_3190; 
-x_3187 = lean_ctor_get(x_3185, 0);
-lean_inc(x_3187);
-if (lean_is_exclusive(x_3185)) {
- lean_ctor_release(x_3185, 0);
- x_3188 = x_3185;
-} else {
- lean_dec_ref(x_3185);
- x_3188 = lean_box(0);
-}
-x_3189 = lean_ctor_get(x_3187, 0);
-lean_inc(x_3189);
-x_3190 = lean_unbox(x_3189);
-lean_dec(x_3189);
-if (x_3190 == 0)
-{
-lean_object* x_3191; lean_object* x_3192; lean_object* x_3193; lean_object* x_3194; lean_object* x_3195; 
-lean_dec(x_3182);
-lean_dec(x_5);
-x_3191 = lean_ctor_get(x_3187, 1);
-lean_inc(x_3191);
-if (lean_is_exclusive(x_3187)) {
- lean_ctor_release(x_3187, 0);
- lean_ctor_release(x_3187, 1);
- x_3192 = x_3187;
-} else {
- lean_dec_ref(x_3187);
- x_3192 = lean_box(0);
-}
-x_3193 = lean_box(0);
-if (lean_is_scalar(x_3192)) {
- x_3194 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3194 = x_3192;
-}
-lean_ctor_set(x_3194, 0, x_3193);
-lean_ctor_set(x_3194, 1, x_3191);
-if (lean_is_scalar(x_3188)) {
- x_3195 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3195 = x_3188;
-}
-lean_ctor_set(x_3195, 0, x_3194);
-x_2908 = x_3195;
-x_2909 = x_3186;
-goto block_2930;
-}
-else
-{
-lean_object* x_3196; lean_object* x_3197; lean_object* x_3198; lean_object* x_3199; lean_object* x_3200; lean_object* x_3201; lean_object* x_3202; lean_object* x_3203; lean_object* x_3204; 
-lean_dec(x_3188);
-x_3196 = lean_ctor_get(x_3187, 1);
-lean_inc(x_3196);
-lean_dec(x_3187);
-x_3197 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_3182);
-x_3198 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3198, 0, x_3197);
-x_3199 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3200 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3200, 0, x_3199);
-lean_ctor_set(x_3200, 1, x_3198);
-x_3201 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3202 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3201, x_3200, x_5, x_3196, x_7, x_8, x_3186);
-lean_dec(x_5);
-x_3203 = lean_ctor_get(x_3202, 0);
-lean_inc(x_3203);
-x_3204 = lean_ctor_get(x_3202, 1);
-lean_inc(x_3204);
-lean_dec(x_3202);
-x_2908 = x_3203;
-x_2909 = x_3204;
-goto block_2930;
-}
-}
-}
-else
-{
-lean_object* x_3220; lean_object* x_3221; lean_object* x_3222; lean_object* x_3223; lean_object* x_3224; lean_object* x_3225; lean_object* x_3226; lean_object* x_3227; lean_object* x_3228; lean_object* x_3229; lean_object* x_3230; lean_object* x_3231; lean_object* x_3232; lean_object* x_3233; lean_object* x_3234; lean_object* x_3235; lean_object* x_3236; lean_object* x_3237; lean_object* x_3238; lean_object* x_3239; lean_object* x_3240; lean_object* x_3241; lean_object* x_3242; lean_object* x_3243; lean_object* x_3244; lean_object* x_3245; lean_object* x_3246; lean_object* x_3247; lean_object* x_3248; lean_object* x_3249; lean_object* x_3250; lean_object* x_3251; lean_object* x_3252; lean_object* x_3253; lean_object* x_3273; lean_object* x_3274; uint8_t x_3275; 
-x_3220 = lean_ctor_get(x_3170, 0);
-lean_inc(x_3220);
-lean_dec(x_3170);
-x_3221 = lean_ctor_get(x_3169, 0);
-lean_inc(x_3221);
-x_3222 = lean_ctor_get(x_3169, 1);
-lean_inc(x_3222);
-x_3223 = lean_ctor_get(x_3169, 2);
-lean_inc(x_3223);
-if (lean_is_exclusive(x_3169)) {
- lean_ctor_release(x_3169, 0);
- lean_ctor_release(x_3169, 1);
- lean_ctor_release(x_3169, 2);
- x_3224 = x_3169;
-} else {
- lean_dec_ref(x_3169);
- x_3224 = lean_box(0);
-}
-x_3225 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_3222);
-if (lean_is_scalar(x_3224)) {
- x_3226 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3226 = x_3224;
-}
-lean_ctor_set(x_3226, 0, x_3225);
-lean_ctor_set(x_3226, 1, x_3222);
-lean_ctor_set(x_3226, 2, x_3223);
-x_3227 = l_Lean_Syntax_setHeadInfo(x_3117, x_3226);
-x_3228 = lean_ctor_get(x_3220, 0);
-lean_inc(x_3228);
-x_3229 = lean_ctor_get(x_3220, 1);
-lean_inc(x_3229);
-x_3230 = lean_ctor_get(x_3220, 2);
-lean_inc(x_3230);
-if (lean_is_exclusive(x_3220)) {
- lean_ctor_release(x_3220, 0);
- lean_ctor_release(x_3220, 1);
- lean_ctor_release(x_3220, 2);
- x_3231 = x_3220;
-} else {
- lean_dec_ref(x_3220);
- x_3231 = lean_box(0);
-}
-lean_inc(x_3229);
-if (lean_is_scalar(x_3231)) {
- x_3232 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3232 = x_3231;
-}
-lean_ctor_set(x_3232, 0, x_3228);
-lean_ctor_set(x_3232, 1, x_3229);
-lean_ctor_set(x_3232, 2, x_3225);
-x_3233 = l_Lean_Syntax_setTailInfo(x_3227, x_3232);
-x_3234 = lean_apply_1(x_2, x_3233);
-x_3235 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3235, 0, x_3221);
-lean_ctor_set(x_3235, 1, x_3222);
-lean_ctor_set(x_3235, 2, x_3225);
-x_3236 = l_Lean_Syntax_setHeadInfo(x_3234, x_3235);
-x_3237 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3237, 0, x_3225);
-lean_ctor_set(x_3237, 1, x_3229);
-lean_ctor_set(x_3237, 2, x_3230);
-x_3238 = l_Lean_Syntax_setTailInfo(x_3236, x_3237);
-x_3239 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3238, x_5, x_3118, x_7, x_8, x_3116);
-x_3240 = lean_ctor_get(x_3239, 0);
-lean_inc(x_3240);
-x_3241 = lean_ctor_get(x_3240, 0);
-lean_inc(x_3241);
-lean_dec(x_3240);
-x_3242 = lean_ctor_get(x_3239, 1);
-lean_inc(x_3242);
-lean_dec(x_3239);
-x_3243 = lean_ctor_get(x_3241, 1);
-lean_inc(x_3243);
-lean_dec(x_3241);
-x_3244 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3243, x_7, x_8, x_3242);
-x_3245 = lean_ctor_get(x_3244, 0);
-lean_inc(x_3245);
-x_3246 = lean_ctor_get(x_3245, 0);
-lean_inc(x_3246);
-if (lean_is_exclusive(x_3245)) {
- lean_ctor_release(x_3245, 0);
- x_3247 = x_3245;
-} else {
- lean_dec_ref(x_3245);
- x_3247 = lean_box(0);
-}
-x_3248 = lean_ctor_get(x_3244, 1);
-lean_inc(x_3248);
-lean_dec(x_3244);
-x_3249 = lean_ctor_get(x_3246, 0);
-lean_inc(x_3249);
-x_3250 = lean_ctor_get(x_3246, 1);
-lean_inc(x_3250);
-if (lean_is_exclusive(x_3246)) {
- lean_ctor_release(x_3246, 0);
- lean_ctor_release(x_3246, 1);
- x_3251 = x_3246;
-} else {
- lean_dec_ref(x_3246);
- x_3251 = lean_box(0);
-}
-x_3273 = l_Lean_Core_getTraceState___rarg(x_8, x_3248);
-x_3274 = lean_ctor_get(x_3273, 0);
-lean_inc(x_3274);
-x_3275 = lean_ctor_get_uint8(x_3274, sizeof(void*)*1);
-lean_dec(x_3274);
-if (x_3275 == 0)
-{
-lean_object* x_3276; lean_object* x_3277; lean_object* x_3278; lean_object* x_3279; 
-x_3276 = lean_ctor_get(x_3273, 1);
-lean_inc(x_3276);
-lean_dec(x_3273);
-x_3277 = lean_box(x_226);
-if (lean_is_scalar(x_3251)) {
- x_3278 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3278 = x_3251;
-}
-lean_ctor_set(x_3278, 0, x_3277);
-lean_ctor_set(x_3278, 1, x_3250);
-if (lean_is_scalar(x_3247)) {
- x_3279 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3279 = x_3247;
-}
-lean_ctor_set(x_3279, 0, x_3278);
-x_3252 = x_3279;
-x_3253 = x_3276;
-goto block_3272;
-}
-else
-{
-lean_object* x_3280; lean_object* x_3281; lean_object* x_3282; lean_object* x_3283; lean_object* x_3284; lean_object* x_3285; lean_object* x_3286; 
-x_3280 = lean_ctor_get(x_3273, 1);
-lean_inc(x_3280);
-lean_dec(x_3273);
-x_3281 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3282 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3281, x_7, x_8, x_3280);
-x_3283 = lean_ctor_get(x_3282, 0);
-lean_inc(x_3283);
-x_3284 = lean_ctor_get(x_3282, 1);
-lean_inc(x_3284);
-lean_dec(x_3282);
-if (lean_is_scalar(x_3251)) {
- x_3285 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3285 = x_3251;
-}
-lean_ctor_set(x_3285, 0, x_3283);
-lean_ctor_set(x_3285, 1, x_3250);
-if (lean_is_scalar(x_3247)) {
- x_3286 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3286 = x_3247;
-}
-lean_ctor_set(x_3286, 0, x_3285);
-x_3252 = x_3286;
-x_3253 = x_3284;
-goto block_3272;
-}
-block_3272:
-{
-lean_object* x_3254; lean_object* x_3255; lean_object* x_3256; uint8_t x_3257; 
-x_3254 = lean_ctor_get(x_3252, 0);
-lean_inc(x_3254);
-if (lean_is_exclusive(x_3252)) {
- lean_ctor_release(x_3252, 0);
- x_3255 = x_3252;
-} else {
- lean_dec_ref(x_3252);
- x_3255 = lean_box(0);
-}
-x_3256 = lean_ctor_get(x_3254, 0);
-lean_inc(x_3256);
-x_3257 = lean_unbox(x_3256);
-lean_dec(x_3256);
-if (x_3257 == 0)
-{
-lean_object* x_3258; lean_object* x_3259; lean_object* x_3260; lean_object* x_3261; lean_object* x_3262; 
-lean_dec(x_3249);
-lean_dec(x_5);
-x_3258 = lean_ctor_get(x_3254, 1);
-lean_inc(x_3258);
-if (lean_is_exclusive(x_3254)) {
- lean_ctor_release(x_3254, 0);
- lean_ctor_release(x_3254, 1);
- x_3259 = x_3254;
-} else {
- lean_dec_ref(x_3254);
- x_3259 = lean_box(0);
-}
-x_3260 = lean_box(0);
-if (lean_is_scalar(x_3259)) {
- x_3261 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3261 = x_3259;
-}
-lean_ctor_set(x_3261, 0, x_3260);
-lean_ctor_set(x_3261, 1, x_3258);
-if (lean_is_scalar(x_3255)) {
- x_3262 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3262 = x_3255;
-}
-lean_ctor_set(x_3262, 0, x_3261);
-x_2908 = x_3262;
-x_2909 = x_3253;
-goto block_2930;
-}
-else
-{
-lean_object* x_3263; lean_object* x_3264; lean_object* x_3265; lean_object* x_3266; lean_object* x_3267; lean_object* x_3268; lean_object* x_3269; lean_object* x_3270; lean_object* x_3271; 
-lean_dec(x_3255);
-x_3263 = lean_ctor_get(x_3254, 1);
-lean_inc(x_3263);
-lean_dec(x_3254);
-x_3264 = l_Lean_Syntax_formatStxAux___main(x_224, x_226, x_2932, x_3249);
-x_3265 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3265, 0, x_3264);
-x_3266 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3267 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3267, 0, x_3266);
-lean_ctor_set(x_3267, 1, x_3265);
-x_3268 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3269 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3268, x_3267, x_5, x_3263, x_7, x_8, x_3253);
-lean_dec(x_5);
-x_3270 = lean_ctor_get(x_3269, 0);
-lean_inc(x_3270);
-x_3271 = lean_ctor_get(x_3269, 1);
-lean_inc(x_3271);
-lean_dec(x_3269);
-x_2908 = x_3270;
-x_2909 = x_3271;
-goto block_2930;
-}
-}
-}
-}
-}
-}
-}
-block_3354:
-{
-lean_object* x_3316; lean_object* x_3317; lean_object* x_3318; uint8_t x_3319; 
-x_3316 = lean_ctor_get(x_3314, 0);
-lean_inc(x_3316);
-if (lean_is_exclusive(x_3314)) {
- lean_ctor_release(x_3314, 0);
- x_3317 = x_3314;
-} else {
- lean_dec_ref(x_3314);
- x_3317 = lean_box(0);
-}
-x_3318 = lean_ctor_get(x_3316, 0);
-lean_inc(x_3318);
-x_3319 = lean_unbox(x_3318);
-lean_dec(x_3318);
-if (x_3319 == 0)
-{
-lean_object* x_3320; lean_object* x_3321; lean_object* x_3322; lean_object* x_3323; lean_object* x_3324; 
-lean_dec(x_2891);
-x_3320 = lean_ctor_get(x_3316, 1);
-lean_inc(x_3320);
-if (lean_is_exclusive(x_3316)) {
- lean_ctor_release(x_3316, 0);
- lean_ctor_release(x_3316, 1);
- x_3321 = x_3316;
-} else {
- lean_dec_ref(x_3316);
- x_3321 = lean_box(0);
-}
-x_3322 = lean_box(0);
-if (lean_is_scalar(x_3321)) {
- x_3323 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3323 = x_3321;
-}
-lean_ctor_set(x_3323, 0, x_3322);
-lean_ctor_set(x_3323, 1, x_3320);
-if (lean_is_scalar(x_3317)) {
- x_3324 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3324 = x_3317;
-}
-lean_ctor_set(x_3324, 0, x_3323);
-x_2902 = x_3324;
-x_2903 = x_3315;
-goto block_3313;
-}
-else
-{
-lean_object* x_3325; lean_object* x_3326; lean_object* x_3327; lean_object* x_3328; lean_object* x_3329; lean_object* x_3330; lean_object* x_3331; lean_object* x_3332; lean_object* x_3333; lean_object* x_3334; lean_object* x_3335; lean_object* x_3336; lean_object* x_3337; lean_object* x_3338; lean_object* x_3339; lean_object* x_3340; lean_object* x_3341; lean_object* x_3342; lean_object* x_3343; lean_object* x_3344; lean_object* x_3345; lean_object* x_3346; lean_object* x_3347; lean_object* x_3348; lean_object* x_3349; lean_object* x_3350; lean_object* x_3351; lean_object* x_3352; lean_object* x_3353; 
-lean_dec(x_3317);
-x_3325 = lean_ctor_get(x_3316, 1);
-lean_inc(x_3325);
-if (lean_is_exclusive(x_3316)) {
- lean_ctor_release(x_3316, 0);
- lean_ctor_release(x_3316, 1);
- x_3326 = x_3316;
-} else {
- lean_dec_ref(x_3316);
- x_3326 = lean_box(0);
-}
-lean_inc(x_3);
-x_3327 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_3328 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3328, 0, x_3327);
-x_3329 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_3330 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3330, 0, x_3329);
-lean_ctor_set(x_3330, 1, x_3328);
-x_3331 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_3332 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3332, 0, x_3330);
-lean_ctor_set(x_3332, 1, x_3331);
-lean_inc(x_2901);
-x_3333 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_2901);
-x_3334 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3334, 0, x_3333);
-x_3335 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3335, 0, x_3332);
-lean_ctor_set(x_3335, 1, x_3334);
-x_3336 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_3337 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3337, 0, x_3335);
-lean_ctor_set(x_3337, 1, x_3336);
-lean_inc(x_1);
-lean_inc(x_2900);
-if (lean_is_scalar(x_3326)) {
- x_3338 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3338 = x_3326;
-}
-lean_ctor_set(x_3338, 0, x_2900);
-lean_ctor_set(x_3338, 1, x_1);
-x_3339 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_3338);
-x_3340 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3340, 0, x_3339);
-x_3341 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3341, 0, x_3337);
-lean_ctor_set(x_3341, 1, x_3340);
-x_3342 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_3343 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3343, 0, x_3341);
-lean_ctor_set(x_3343, 1, x_3342);
-x_3344 = lean_ctor_get(x_23, 1);
-lean_inc(x_3344);
-x_3345 = lean_ctor_get(x_23, 2);
-lean_inc(x_3345);
-if (lean_is_scalar(x_2891)) {
- x_3346 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3346 = x_2891;
-}
-lean_ctor_set(x_3346, 0, x_3344);
-lean_ctor_set(x_3346, 1, x_3345);
-x_3347 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_3346);
-x_3348 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3348, 0, x_3347);
-x_3349 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3349, 0, x_3343);
-lean_ctor_set(x_3349, 1, x_3348);
-x_3350 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3351 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3350, x_3349, x_5, x_3325, x_7, x_8, x_3315);
-x_3352 = lean_ctor_get(x_3351, 0);
-lean_inc(x_3352);
-x_3353 = lean_ctor_get(x_3351, 1);
-lean_inc(x_3353);
-lean_dec(x_3351);
-x_2902 = x_3352;
-x_2903 = x_3353;
-goto block_3313;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_3369; lean_object* x_3370; lean_object* x_3371; lean_object* x_3372; 
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3369 = lean_ctor_get(x_2880, 0);
-lean_inc(x_3369);
-x_3370 = lean_ctor_get(x_2880, 1);
-lean_inc(x_3370);
-if (lean_is_exclusive(x_2880)) {
- lean_ctor_release(x_2880, 0);
- lean_ctor_release(x_2880, 1);
- x_3371 = x_2880;
-} else {
- lean_dec_ref(x_2880);
- x_3371 = lean_box(0);
-}
-if (lean_is_scalar(x_3371)) {
- x_3372 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_3372 = x_3371;
-}
-lean_ctor_set(x_3372, 0, x_3369);
-lean_ctor_set(x_3372, 1, x_3370);
-return x_3372;
-}
-}
-}
-block_3492:
-{
-uint8_t x_3376; 
-x_3376 = !lean_is_exclusive(x_3374);
-if (x_3376 == 0)
-{
-lean_object* x_3377; lean_object* x_3378; uint8_t x_3379; 
-x_3377 = lean_ctor_get(x_3374, 0);
-x_3378 = lean_ctor_get(x_3377, 0);
-lean_inc(x_3378);
-x_3379 = lean_unbox(x_3378);
-lean_dec(x_3378);
-if (x_3379 == 0)
-{
-uint8_t x_3380; 
-lean_dec(x_14);
-x_3380 = !lean_is_exclusive(x_3377);
-if (x_3380 == 0)
-{
-lean_object* x_3381; lean_object* x_3382; 
-x_3381 = lean_ctor_get(x_3377, 0);
-lean_dec(x_3381);
-x_3382 = lean_box(0);
-lean_ctor_set(x_3377, 0, x_3382);
-x_228 = x_3374;
-x_229 = x_3375;
-goto block_3373;
-}
-else
-{
-lean_object* x_3383; lean_object* x_3384; lean_object* x_3385; 
-x_3383 = lean_ctor_get(x_3377, 1);
-lean_inc(x_3383);
-lean_dec(x_3377);
-x_3384 = lean_box(0);
-x_3385 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_3385, 0, x_3384);
-lean_ctor_set(x_3385, 1, x_3383);
-lean_ctor_set(x_3374, 0, x_3385);
-x_228 = x_3374;
-x_229 = x_3375;
-goto block_3373;
-}
-}
-else
-{
-lean_object* x_3386; lean_object* x_3387; lean_object* x_3388; lean_object* x_3389; lean_object* x_3390; lean_object* x_3391; lean_object* x_3392; lean_object* x_3393; lean_object* x_3394; lean_object* x_3395; 
-lean_free_object(x_3374);
-x_3386 = lean_ctor_get(x_3377, 1);
-lean_inc(x_3386);
-lean_dec(x_3377);
-x_3387 = lean_ctor_get(x_23, 1);
-lean_inc(x_3387);
-x_3388 = lean_ctor_get(x_23, 2);
-lean_inc(x_3388);
-x_3389 = l_Lean_Name_toString___closed__1;
-x_3390 = l_Lean_Name_toStringWithSep___main(x_3389, x_3388);
-x_3391 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_3391, 0, x_14);
-x_3392 = l_Lean_MessageData_ofList___closed__3;
-x_3393 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3393, 0, x_3392);
-lean_ctor_set(x_3393, 1, x_3391);
-x_3394 = lean_unsigned_to_nat(2u);
-x_3395 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_3395, 0, x_3394);
-lean_ctor_set(x_3395, 1, x_3393);
-if (lean_obj_tag(x_3387) == 0)
-{
-lean_object* x_3396; lean_object* x_3397; lean_object* x_3398; lean_object* x_3399; lean_object* x_3400; lean_object* x_3401; lean_object* x_3402; lean_object* x_3403; lean_object* x_3404; lean_object* x_3405; lean_object* x_3406; lean_object* x_3407; lean_object* x_3408; lean_object* x_3409; lean_object* x_3410; 
-x_3396 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31;
-x_3397 = lean_string_append(x_3396, x_3390);
-lean_dec(x_3390);
-x_3398 = l_Option_HasRepr___rarg___closed__3;
-x_3399 = lean_string_append(x_3397, x_3398);
-x_3400 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_3400, 0, x_3399);
-x_3401 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3401, 0, x_3400);
-x_3402 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_3403 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3403, 0, x_3402);
-lean_ctor_set(x_3403, 1, x_3401);
-x_3404 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_3405 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3405, 0, x_3403);
-lean_ctor_set(x_3405, 1, x_3404);
-x_3406 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3406, 0, x_3405);
-lean_ctor_set(x_3406, 1, x_3395);
-x_3407 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3408 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3407, x_3406, x_5, x_3386, x_7, x_8, x_3375);
-x_3409 = lean_ctor_get(x_3408, 0);
-lean_inc(x_3409);
-x_3410 = lean_ctor_get(x_3408, 1);
-lean_inc(x_3410);
-lean_dec(x_3408);
-x_228 = x_3409;
-x_229 = x_3410;
-goto block_3373;
-}
-else
-{
-lean_object* x_3411; lean_object* x_3412; lean_object* x_3413; lean_object* x_3414; lean_object* x_3415; lean_object* x_3416; lean_object* x_3417; lean_object* x_3418; lean_object* x_3419; lean_object* x_3420; lean_object* x_3421; lean_object* x_3422; lean_object* x_3423; lean_object* x_3424; lean_object* x_3425; lean_object* x_3426; lean_object* x_3427; lean_object* x_3428; lean_object* x_3429; lean_object* x_3430; lean_object* x_3431; lean_object* x_3432; lean_object* x_3433; lean_object* x_3434; 
-x_3411 = lean_ctor_get(x_3387, 0);
-lean_inc(x_3411);
-lean_dec(x_3387);
-x_3412 = l_Nat_repr(x_3411);
-x_3413 = l_addParenHeuristic(x_3412);
-lean_dec(x_3412);
-x_3414 = l_Option_HasRepr___rarg___closed__2;
-x_3415 = lean_string_append(x_3414, x_3413);
-lean_dec(x_3413);
-x_3416 = l_Option_HasRepr___rarg___closed__3;
-x_3417 = lean_string_append(x_3415, x_3416);
-x_3418 = l_Prod_HasRepr___rarg___closed__1;
-x_3419 = lean_string_append(x_3418, x_3417);
-lean_dec(x_3417);
-x_3420 = l_List_reprAux___main___rarg___closed__1;
-x_3421 = lean_string_append(x_3419, x_3420);
-x_3422 = lean_string_append(x_3421, x_3390);
-lean_dec(x_3390);
-x_3423 = lean_string_append(x_3422, x_3416);
-x_3424 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_3424, 0, x_3423);
-x_3425 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3425, 0, x_3424);
-x_3426 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_3427 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3427, 0, x_3426);
-lean_ctor_set(x_3427, 1, x_3425);
-x_3428 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_3429 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3429, 0, x_3427);
-lean_ctor_set(x_3429, 1, x_3428);
-x_3430 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3430, 0, x_3429);
-lean_ctor_set(x_3430, 1, x_3395);
-x_3431 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3432 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3431, x_3430, x_5, x_3386, x_7, x_8, x_3375);
-x_3433 = lean_ctor_get(x_3432, 0);
-lean_inc(x_3433);
-x_3434 = lean_ctor_get(x_3432, 1);
-lean_inc(x_3434);
-lean_dec(x_3432);
-x_228 = x_3433;
-x_229 = x_3434;
-goto block_3373;
-}
-}
-}
-else
-{
-lean_object* x_3435; lean_object* x_3436; uint8_t x_3437; 
-x_3435 = lean_ctor_get(x_3374, 0);
-lean_inc(x_3435);
-lean_dec(x_3374);
-x_3436 = lean_ctor_get(x_3435, 0);
-lean_inc(x_3436);
-x_3437 = lean_unbox(x_3436);
-lean_dec(x_3436);
-if (x_3437 == 0)
-{
-lean_object* x_3438; lean_object* x_3439; lean_object* x_3440; lean_object* x_3441; lean_object* x_3442; 
-lean_dec(x_14);
-x_3438 = lean_ctor_get(x_3435, 1);
-lean_inc(x_3438);
-if (lean_is_exclusive(x_3435)) {
- lean_ctor_release(x_3435, 0);
- lean_ctor_release(x_3435, 1);
- x_3439 = x_3435;
-} else {
- lean_dec_ref(x_3435);
- x_3439 = lean_box(0);
-}
-x_3440 = lean_box(0);
-if (lean_is_scalar(x_3439)) {
- x_3441 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3441 = x_3439;
-}
-lean_ctor_set(x_3441, 0, x_3440);
-lean_ctor_set(x_3441, 1, x_3438);
-x_3442 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_3442, 0, x_3441);
-x_228 = x_3442;
-x_229 = x_3375;
-goto block_3373;
-}
-else
-{
-lean_object* x_3443; lean_object* x_3444; lean_object* x_3445; lean_object* x_3446; lean_object* x_3447; lean_object* x_3448; lean_object* x_3449; lean_object* x_3450; lean_object* x_3451; lean_object* x_3452; 
-x_3443 = lean_ctor_get(x_3435, 1);
-lean_inc(x_3443);
-lean_dec(x_3435);
-x_3444 = lean_ctor_get(x_23, 1);
-lean_inc(x_3444);
-x_3445 = lean_ctor_get(x_23, 2);
-lean_inc(x_3445);
-x_3446 = l_Lean_Name_toString___closed__1;
-x_3447 = l_Lean_Name_toStringWithSep___main(x_3446, x_3445);
-x_3448 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_3448, 0, x_14);
-x_3449 = l_Lean_MessageData_ofList___closed__3;
-x_3450 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3450, 0, x_3449);
-lean_ctor_set(x_3450, 1, x_3448);
-x_3451 = lean_unsigned_to_nat(2u);
-x_3452 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_3452, 0, x_3451);
-lean_ctor_set(x_3452, 1, x_3450);
-if (lean_obj_tag(x_3444) == 0)
-{
-lean_object* x_3453; lean_object* x_3454; lean_object* x_3455; lean_object* x_3456; lean_object* x_3457; lean_object* x_3458; lean_object* x_3459; lean_object* x_3460; lean_object* x_3461; lean_object* x_3462; lean_object* x_3463; lean_object* x_3464; lean_object* x_3465; lean_object* x_3466; lean_object* x_3467; 
-x_3453 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31;
-x_3454 = lean_string_append(x_3453, x_3447);
-lean_dec(x_3447);
-x_3455 = l_Option_HasRepr___rarg___closed__3;
-x_3456 = lean_string_append(x_3454, x_3455);
-x_3457 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_3457, 0, x_3456);
-x_3458 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3458, 0, x_3457);
-x_3459 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_3460 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3460, 0, x_3459);
-lean_ctor_set(x_3460, 1, x_3458);
-x_3461 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_3462 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3462, 0, x_3460);
-lean_ctor_set(x_3462, 1, x_3461);
-x_3463 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3463, 0, x_3462);
-lean_ctor_set(x_3463, 1, x_3452);
-x_3464 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3465 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3464, x_3463, x_5, x_3443, x_7, x_8, x_3375);
-x_3466 = lean_ctor_get(x_3465, 0);
-lean_inc(x_3466);
-x_3467 = lean_ctor_get(x_3465, 1);
-lean_inc(x_3467);
-lean_dec(x_3465);
-x_228 = x_3466;
-x_229 = x_3467;
-goto block_3373;
-}
-else
-{
-lean_object* x_3468; lean_object* x_3469; lean_object* x_3470; lean_object* x_3471; lean_object* x_3472; lean_object* x_3473; lean_object* x_3474; lean_object* x_3475; lean_object* x_3476; lean_object* x_3477; lean_object* x_3478; lean_object* x_3479; lean_object* x_3480; lean_object* x_3481; lean_object* x_3482; lean_object* x_3483; lean_object* x_3484; lean_object* x_3485; lean_object* x_3486; lean_object* x_3487; lean_object* x_3488; lean_object* x_3489; lean_object* x_3490; lean_object* x_3491; 
-x_3468 = lean_ctor_get(x_3444, 0);
-lean_inc(x_3468);
-lean_dec(x_3444);
-x_3469 = l_Nat_repr(x_3468);
-x_3470 = l_addParenHeuristic(x_3469);
-lean_dec(x_3469);
-x_3471 = l_Option_HasRepr___rarg___closed__2;
-x_3472 = lean_string_append(x_3471, x_3470);
-lean_dec(x_3470);
-x_3473 = l_Option_HasRepr___rarg___closed__3;
-x_3474 = lean_string_append(x_3472, x_3473);
-x_3475 = l_Prod_HasRepr___rarg___closed__1;
-x_3476 = lean_string_append(x_3475, x_3474);
-lean_dec(x_3474);
-x_3477 = l_List_reprAux___main___rarg___closed__1;
-x_3478 = lean_string_append(x_3476, x_3477);
-x_3479 = lean_string_append(x_3478, x_3447);
-lean_dec(x_3447);
-x_3480 = lean_string_append(x_3479, x_3473);
-x_3481 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_3481, 0, x_3480);
-x_3482 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3482, 0, x_3481);
-x_3483 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_3484 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3484, 0, x_3483);
-lean_ctor_set(x_3484, 1, x_3482);
-x_3485 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_3486 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3486, 0, x_3484);
-lean_ctor_set(x_3486, 1, x_3485);
-x_3487 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3487, 0, x_3486);
-lean_ctor_set(x_3487, 1, x_3452);
-x_3488 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3489 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3488, x_3487, x_5, x_3443, x_7, x_8, x_3375);
-x_3490 = lean_ctor_get(x_3489, 0);
-lean_inc(x_3490);
-x_3491 = lean_ctor_get(x_3489, 1);
-lean_inc(x_3491);
-lean_dec(x_3489);
-x_228 = x_3490;
-x_229 = x_3491;
-goto block_3373;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_3503; lean_object* x_3504; lean_object* x_3505; lean_object* x_3559; lean_object* x_3560; lean_object* x_3561; uint8_t x_3562; lean_object* x_3563; lean_object* x_3564; lean_object* x_3565; lean_object* x_4063; lean_object* x_4064; lean_object* x_4124; lean_object* x_4125; uint8_t x_4126; 
-x_3503 = lean_ctor_get(x_19, 0);
-x_3504 = lean_ctor_get(x_19, 1);
-lean_inc(x_3504);
-lean_inc(x_3503);
-lean_dec(x_19);
-x_3559 = lean_ctor_get(x_3504, 0);
-lean_inc(x_3559);
-x_3560 = lean_box(0);
-x_3561 = lean_box(0);
-x_3562 = 0;
-x_3563 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_3563, 0, x_3559);
-lean_ctor_set(x_3563, 1, x_3560);
-lean_ctor_set(x_3563, 2, x_3561);
-lean_ctor_set(x_3563, 3, x_3560);
-lean_ctor_set(x_3563, 4, x_3560);
-lean_ctor_set_uint8(x_3563, sizeof(void*)*5, x_3562);
-x_4124 = l_Lean_Core_getTraceState___rarg(x_8, x_20);
-x_4125 = lean_ctor_get(x_4124, 0);
-lean_inc(x_4125);
-x_4126 = lean_ctor_get_uint8(x_4125, sizeof(void*)*1);
-lean_dec(x_4125);
-if (x_4126 == 0)
-{
-lean_object* x_4127; lean_object* x_4128; lean_object* x_4129; 
-x_4127 = lean_ctor_get(x_4124, 1);
-lean_inc(x_4127);
-lean_dec(x_4124);
-x_4128 = lean_box(x_3562);
-x_4129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_4129, 0, x_4128);
-lean_ctor_set(x_4129, 1, x_3563);
-lean_ctor_set(x_17, 0, x_4129);
-x_4063 = x_17;
-x_4064 = x_4127;
-goto block_4123;
-}
-else
-{
-lean_object* x_4130; lean_object* x_4131; lean_object* x_4132; lean_object* x_4133; lean_object* x_4134; lean_object* x_4135; 
-x_4130 = lean_ctor_get(x_4124, 1);
-lean_inc(x_4130);
-lean_dec(x_4124);
-x_4131 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4132 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4131, x_7, x_8, x_4130);
-x_4133 = lean_ctor_get(x_4132, 0);
-lean_inc(x_4133);
-x_4134 = lean_ctor_get(x_4132, 1);
-lean_inc(x_4134);
-lean_dec(x_4132);
-x_4135 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_4135, 0, x_4133);
-lean_ctor_set(x_4135, 1, x_3563);
-lean_ctor_set(x_17, 0, x_4135);
-x_4063 = x_17;
-x_4064 = x_4134;
-goto block_4123;
-}
-block_3558:
-{
-lean_object* x_3506; lean_object* x_3507; lean_object* x_3508; lean_object* x_3509; lean_object* x_3510; uint8_t x_3511; 
-x_3506 = lean_ctor_get(x_3505, 0);
-lean_inc(x_3506);
-x_3507 = lean_ctor_get(x_3506, 0);
-lean_inc(x_3507);
-if (lean_is_exclusive(x_3506)) {
- lean_ctor_release(x_3506, 0);
- x_3508 = x_3506;
-} else {
- lean_dec_ref(x_3506);
- x_3508 = lean_box(0);
-}
-x_3509 = lean_ctor_get(x_3507, 1);
-lean_inc(x_3509);
-if (lean_is_exclusive(x_3507)) {
- lean_ctor_release(x_3507, 0);
- lean_ctor_release(x_3507, 1);
- x_3510 = x_3507;
-} else {
- lean_dec_ref(x_3507);
- x_3510 = lean_box(0);
-}
-x_3511 = lean_ctor_get_uint8(x_3504, sizeof(void*)*5);
-if (x_3511 == 0)
-{
-lean_object* x_3512; 
-x_3512 = lean_ctor_get(x_3509, 4);
-lean_inc(x_3512);
-if (lean_obj_tag(x_3512) == 0)
-{
-lean_object* x_3513; lean_object* x_3514; lean_object* x_3515; lean_object* x_3516; lean_object* x_3517; uint8_t x_3518; lean_object* x_3519; lean_object* x_3520; lean_object* x_3521; lean_object* x_3522; lean_object* x_3523; lean_object* x_3524; lean_object* x_3525; lean_object* x_3526; 
-x_3513 = lean_ctor_get(x_3505, 1);
-lean_inc(x_3513);
-if (lean_is_exclusive(x_3505)) {
- lean_ctor_release(x_3505, 0);
- lean_ctor_release(x_3505, 1);
- x_3514 = x_3505;
-} else {
- lean_dec_ref(x_3505);
- x_3514 = lean_box(0);
-}
-x_3515 = lean_ctor_get(x_3509, 0);
-lean_inc(x_3515);
-x_3516 = lean_ctor_get(x_3509, 1);
-lean_inc(x_3516);
-x_3517 = lean_ctor_get(x_3509, 2);
-lean_inc(x_3517);
-x_3518 = lean_ctor_get_uint8(x_3509, sizeof(void*)*5);
-lean_dec(x_3509);
-x_3519 = lean_ctor_get(x_3504, 3);
-lean_inc(x_3519);
-if (lean_is_exclusive(x_3504)) {
- lean_ctor_release(x_3504, 0);
- lean_ctor_release(x_3504, 1);
- lean_ctor_release(x_3504, 2);
- lean_ctor_release(x_3504, 3);
- lean_ctor_release(x_3504, 4);
- x_3520 = x_3504;
-} else {
- lean_dec_ref(x_3504);
- x_3520 = lean_box(0);
-}
-x_3521 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_3521, 0, x_3);
-if (lean_is_scalar(x_3520)) {
- x_3522 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_3522 = x_3520;
-}
-lean_ctor_set(x_3522, 0, x_3515);
-lean_ctor_set(x_3522, 1, x_3516);
-lean_ctor_set(x_3522, 2, x_3517);
-lean_ctor_set(x_3522, 3, x_3519);
-lean_ctor_set(x_3522, 4, x_3521);
-lean_ctor_set_uint8(x_3522, sizeof(void*)*5, x_3518);
-x_3523 = lean_box(0);
-if (lean_is_scalar(x_3510)) {
- x_3524 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3524 = x_3510;
-}
-lean_ctor_set(x_3524, 0, x_3523);
-lean_ctor_set(x_3524, 1, x_3522);
-if (lean_is_scalar(x_3508)) {
- x_3525 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3525 = x_3508;
-}
-lean_ctor_set(x_3525, 0, x_3524);
-if (lean_is_scalar(x_3514)) {
- x_3526 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3526 = x_3514;
-}
-lean_ctor_set(x_3526, 0, x_3525);
-lean_ctor_set(x_3526, 1, x_3513);
-return x_3526;
-}
-else
-{
-lean_object* x_3527; lean_object* x_3528; lean_object* x_3529; lean_object* x_3530; lean_object* x_3531; uint8_t x_3532; lean_object* x_3533; lean_object* x_3534; lean_object* x_3535; lean_object* x_3536; lean_object* x_3537; lean_object* x_3538; lean_object* x_3539; lean_object* x_3540; lean_object* x_3541; lean_object* x_3542; lean_object* x_3543; 
-x_3527 = lean_ctor_get(x_3505, 1);
-lean_inc(x_3527);
-if (lean_is_exclusive(x_3505)) {
- lean_ctor_release(x_3505, 0);
- lean_ctor_release(x_3505, 1);
- x_3528 = x_3505;
-} else {
- lean_dec_ref(x_3505);
- x_3528 = lean_box(0);
-}
-x_3529 = lean_ctor_get(x_3509, 0);
-lean_inc(x_3529);
-x_3530 = lean_ctor_get(x_3509, 1);
-lean_inc(x_3530);
-x_3531 = lean_ctor_get(x_3509, 2);
-lean_inc(x_3531);
-x_3532 = lean_ctor_get_uint8(x_3509, sizeof(void*)*5);
-lean_dec(x_3509);
-x_3533 = lean_ctor_get(x_3504, 3);
-lean_inc(x_3533);
-if (lean_is_exclusive(x_3504)) {
- lean_ctor_release(x_3504, 0);
- lean_ctor_release(x_3504, 1);
- lean_ctor_release(x_3504, 2);
- lean_ctor_release(x_3504, 3);
- lean_ctor_release(x_3504, 4);
- x_3534 = x_3504;
-} else {
- lean_dec_ref(x_3504);
- x_3534 = lean_box(0);
-}
-x_3535 = lean_ctor_get(x_3512, 0);
-lean_inc(x_3535);
-if (lean_is_exclusive(x_3512)) {
- lean_ctor_release(x_3512, 0);
- x_3536 = x_3512;
-} else {
- lean_dec_ref(x_3512);
- x_3536 = lean_box(0);
-}
-x_3537 = l_Nat_min(x_3535, x_3);
-lean_dec(x_3);
-lean_dec(x_3535);
-if (lean_is_scalar(x_3536)) {
- x_3538 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3538 = x_3536;
-}
-lean_ctor_set(x_3538, 0, x_3537);
-if (lean_is_scalar(x_3534)) {
- x_3539 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_3539 = x_3534;
-}
-lean_ctor_set(x_3539, 0, x_3529);
-lean_ctor_set(x_3539, 1, x_3530);
-lean_ctor_set(x_3539, 2, x_3531);
-lean_ctor_set(x_3539, 3, x_3533);
-lean_ctor_set(x_3539, 4, x_3538);
-lean_ctor_set_uint8(x_3539, sizeof(void*)*5, x_3532);
-x_3540 = lean_box(0);
-if (lean_is_scalar(x_3510)) {
- x_3541 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3541 = x_3510;
-}
-lean_ctor_set(x_3541, 0, x_3540);
-lean_ctor_set(x_3541, 1, x_3539);
-if (lean_is_scalar(x_3508)) {
- x_3542 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3542 = x_3508;
-}
-lean_ctor_set(x_3542, 0, x_3541);
-if (lean_is_scalar(x_3528)) {
- x_3543 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3543 = x_3528;
-}
-lean_ctor_set(x_3543, 0, x_3542);
-lean_ctor_set(x_3543, 1, x_3527);
-return x_3543;
-}
-}
-else
-{
-lean_object* x_3544; lean_object* x_3545; lean_object* x_3546; lean_object* x_3547; lean_object* x_3548; uint8_t x_3549; lean_object* x_3550; lean_object* x_3551; lean_object* x_3552; lean_object* x_3553; lean_object* x_3554; lean_object* x_3555; lean_object* x_3556; lean_object* x_3557; 
-lean_dec(x_3);
-x_3544 = lean_ctor_get(x_3505, 1);
-lean_inc(x_3544);
-if (lean_is_exclusive(x_3505)) {
- lean_ctor_release(x_3505, 0);
- lean_ctor_release(x_3505, 1);
- x_3545 = x_3505;
-} else {
- lean_dec_ref(x_3505);
- x_3545 = lean_box(0);
-}
-x_3546 = lean_ctor_get(x_3509, 0);
-lean_inc(x_3546);
-x_3547 = lean_ctor_get(x_3509, 1);
-lean_inc(x_3547);
-x_3548 = lean_ctor_get(x_3509, 2);
-lean_inc(x_3548);
-x_3549 = lean_ctor_get_uint8(x_3509, sizeof(void*)*5);
-lean_dec(x_3509);
-x_3550 = lean_ctor_get(x_3504, 3);
-lean_inc(x_3550);
-x_3551 = lean_ctor_get(x_3504, 4);
-lean_inc(x_3551);
-if (lean_is_exclusive(x_3504)) {
- lean_ctor_release(x_3504, 0);
- lean_ctor_release(x_3504, 1);
- lean_ctor_release(x_3504, 2);
- lean_ctor_release(x_3504, 3);
- lean_ctor_release(x_3504, 4);
- x_3552 = x_3504;
-} else {
- lean_dec_ref(x_3504);
- x_3552 = lean_box(0);
-}
-if (lean_is_scalar(x_3552)) {
- x_3553 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_3553 = x_3552;
-}
-lean_ctor_set(x_3553, 0, x_3546);
-lean_ctor_set(x_3553, 1, x_3547);
-lean_ctor_set(x_3553, 2, x_3548);
-lean_ctor_set(x_3553, 3, x_3550);
-lean_ctor_set(x_3553, 4, x_3551);
-lean_ctor_set_uint8(x_3553, sizeof(void*)*5, x_3549);
-x_3554 = lean_box(0);
-if (lean_is_scalar(x_3510)) {
- x_3555 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3555 = x_3510;
-}
-lean_ctor_set(x_3555, 0, x_3554);
-lean_ctor_set(x_3555, 1, x_3553);
-if (lean_is_scalar(x_3508)) {
- x_3556 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3556 = x_3508;
-}
-lean_ctor_set(x_3556, 0, x_3555);
-if (lean_is_scalar(x_3545)) {
- x_3557 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3557 = x_3545;
-}
-lean_ctor_set(x_3557, 0, x_3556);
-lean_ctor_set(x_3557, 1, x_3544);
-return x_3557;
-}
-}
-block_4062:
-{
-lean_object* x_3566; lean_object* x_3567; lean_object* x_3568; lean_object* x_3569; 
-x_3566 = lean_ctor_get(x_3564, 0);
-lean_inc(x_3566);
-lean_dec(x_3564);
-x_3567 = lean_ctor_get(x_3566, 1);
-lean_inc(x_3567);
-if (lean_is_exclusive(x_3566)) {
- lean_ctor_release(x_3566, 0);
- lean_ctor_release(x_3566, 1);
- x_3568 = x_3566;
-} else {
- lean_dec_ref(x_3566);
- x_3568 = lean_box(0);
-}
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_5);
-x_3569 = lean_apply_5(x_4, x_5, x_3567, x_7, x_8, x_3565);
-if (lean_obj_tag(x_3569) == 0)
-{
-lean_object* x_3570; 
-x_3570 = lean_ctor_get(x_3569, 0);
-lean_inc(x_3570);
-if (lean_obj_tag(x_3570) == 0)
-{
-lean_object* x_3571; lean_object* x_3572; lean_object* x_3573; lean_object* x_3574; lean_object* x_3575; lean_object* x_3576; 
-lean_dec(x_3568);
-lean_dec(x_3504);
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3571 = lean_ctor_get(x_3569, 1);
-lean_inc(x_3571);
-if (lean_is_exclusive(x_3569)) {
- lean_ctor_release(x_3569, 0);
- lean_ctor_release(x_3569, 1);
- x_3572 = x_3569;
-} else {
- lean_dec_ref(x_3569);
- x_3572 = lean_box(0);
-}
-x_3573 = lean_ctor_get(x_3570, 0);
-lean_inc(x_3573);
-if (lean_is_exclusive(x_3570)) {
- lean_ctor_release(x_3570, 0);
- x_3574 = x_3570;
-} else {
- lean_dec_ref(x_3570);
- x_3574 = lean_box(0);
-}
-if (lean_is_scalar(x_3574)) {
- x_3575 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_3575 = x_3574;
-}
-lean_ctor_set(x_3575, 0, x_3573);
-if (lean_is_scalar(x_3572)) {
- x_3576 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3576 = x_3572;
-}
-lean_ctor_set(x_3576, 0, x_3575);
-lean_ctor_set(x_3576, 1, x_3571);
-return x_3576;
-}
-else
-{
-lean_object* x_3577; lean_object* x_3578; lean_object* x_3579; lean_object* x_3580; lean_object* x_3581; 
-x_3577 = lean_ctor_get(x_3570, 0);
-lean_inc(x_3577);
-if (lean_is_exclusive(x_3570)) {
- lean_ctor_release(x_3570, 0);
- x_3578 = x_3570;
-} else {
- lean_dec_ref(x_3570);
- x_3578 = lean_box(0);
-}
-x_3579 = lean_ctor_get(x_3577, 1);
-lean_inc(x_3579);
-if (lean_is_exclusive(x_3577)) {
- lean_ctor_release(x_3577, 0);
- lean_ctor_release(x_3577, 1);
- x_3580 = x_3577;
-} else {
- lean_dec_ref(x_3577);
- x_3580 = lean_box(0);
-}
-x_3581 = lean_ctor_get(x_3579, 3);
-lean_inc(x_3581);
-if (lean_obj_tag(x_3581) == 0)
-{
-lean_object* x_3582; lean_object* x_3583; lean_object* x_3584; lean_object* x_3585; lean_object* x_3586; 
-lean_dec(x_3580);
-lean_dec(x_3578);
-lean_dec(x_3568);
-lean_dec(x_3504);
-lean_dec(x_3503);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3582 = lean_ctor_get(x_3569, 1);
-lean_inc(x_3582);
-lean_dec(x_3569);
-x_3583 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
-x_3584 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
-x_3585 = lean_panic_fn(x_3583, x_3584);
-x_3586 = lean_apply_5(x_3585, x_5, x_3579, x_7, x_8, x_3582);
-return x_3586;
-}
-else
-{
-lean_object* x_3587; lean_object* x_3588; lean_object* x_3589; lean_object* x_3590; lean_object* x_3591; lean_object* x_3592; lean_object* x_4003; lean_object* x_4004; lean_object* x_4044; lean_object* x_4045; uint8_t x_4046; 
-x_3587 = lean_ctor_get(x_3569, 1);
-lean_inc(x_3587);
-if (lean_is_exclusive(x_3569)) {
- lean_ctor_release(x_3569, 0);
- lean_ctor_release(x_3569, 1);
- x_3588 = x_3569;
-} else {
- lean_dec_ref(x_3569);
- x_3588 = lean_box(0);
-}
-x_3589 = lean_ctor_get(x_3579, 4);
-lean_inc(x_3589);
-x_3590 = lean_ctor_get(x_3581, 0);
-lean_inc(x_3590);
-lean_dec(x_3581);
-x_4044 = l_Lean_Core_getTraceState___rarg(x_8, x_3587);
-x_4045 = lean_ctor_get(x_4044, 0);
-lean_inc(x_4045);
-x_4046 = lean_ctor_get_uint8(x_4045, sizeof(void*)*1);
-lean_dec(x_4045);
-if (x_4046 == 0)
-{
-lean_object* x_4047; lean_object* x_4048; lean_object* x_4049; lean_object* x_4050; 
-x_4047 = lean_ctor_get(x_4044, 1);
-lean_inc(x_4047);
-lean_dec(x_4044);
-x_4048 = lean_box(x_3562);
-if (lean_is_scalar(x_3568)) {
- x_4049 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4049 = x_3568;
-}
-lean_ctor_set(x_4049, 0, x_4048);
-lean_ctor_set(x_4049, 1, x_3579);
-if (lean_is_scalar(x_3578)) {
- x_4050 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4050 = x_3578;
-}
-lean_ctor_set(x_4050, 0, x_4049);
-x_4003 = x_4050;
-x_4004 = x_4047;
-goto block_4043;
-}
-else
-{
-lean_object* x_4051; lean_object* x_4052; lean_object* x_4053; lean_object* x_4054; lean_object* x_4055; lean_object* x_4056; lean_object* x_4057; 
-x_4051 = lean_ctor_get(x_4044, 1);
-lean_inc(x_4051);
-lean_dec(x_4044);
-x_4052 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4053 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4052, x_7, x_8, x_4051);
-x_4054 = lean_ctor_get(x_4053, 0);
-lean_inc(x_4054);
-x_4055 = lean_ctor_get(x_4053, 1);
-lean_inc(x_4055);
-lean_dec(x_4053);
-if (lean_is_scalar(x_3568)) {
- x_4056 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4056 = x_3568;
-}
-lean_ctor_set(x_4056, 0, x_4054);
-lean_ctor_set(x_4056, 1, x_3579);
-if (lean_is_scalar(x_3578)) {
- x_4057 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4057 = x_3578;
-}
-lean_ctor_set(x_4057, 0, x_4056);
-x_4003 = x_4057;
-x_4004 = x_4055;
-goto block_4043;
-}
-block_4002:
-{
-lean_object* x_3593; lean_object* x_3594; lean_object* x_3595; lean_object* x_3596; lean_object* x_3597; lean_object* x_3598; lean_object* x_3620; uint8_t x_3977; 
-x_3593 = lean_ctor_get(x_3591, 0);
-lean_inc(x_3593);
-if (lean_is_exclusive(x_3591)) {
- lean_ctor_release(x_3591, 0);
- x_3594 = x_3591;
-} else {
- lean_dec_ref(x_3591);
- x_3594 = lean_box(0);
-}
-x_3595 = lean_ctor_get(x_3593, 1);
-lean_inc(x_3595);
-if (lean_is_exclusive(x_3593)) {
- lean_ctor_release(x_3593, 0);
- lean_ctor_release(x_3593, 1);
- x_3596 = x_3593;
-} else {
- lean_dec_ref(x_3593);
- x_3596 = lean_box(0);
-}
-x_3977 = lean_nat_dec_lt(x_3590, x_3);
-lean_dec(x_3590);
-if (x_3977 == 0)
-{
-if (lean_obj_tag(x_3589) == 0)
-{
-lean_object* x_3978; lean_object* x_3979; lean_object* x_3980; lean_object* x_3981; 
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3978 = lean_box(0);
-if (lean_is_scalar(x_3596)) {
- x_3979 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3979 = x_3596;
-}
-lean_ctor_set(x_3979, 0, x_3978);
-lean_ctor_set(x_3979, 1, x_3595);
-if (lean_is_scalar(x_3594)) {
- x_3980 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3980 = x_3594;
-}
-lean_ctor_set(x_3980, 0, x_3979);
-if (lean_is_scalar(x_3588)) {
- x_3981 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3981 = x_3588;
-}
-lean_ctor_set(x_3981, 0, x_3980);
-lean_ctor_set(x_3981, 1, x_3592);
-x_3505 = x_3981;
-goto block_3558;
-}
-else
-{
-lean_object* x_3982; 
-x_3982 = lean_ctor_get(x_3504, 1);
-lean_inc(x_3982);
-if (lean_obj_tag(x_3982) == 0)
-{
-lean_object* x_3983; lean_object* x_3984; lean_object* x_3985; lean_object* x_3986; 
-lean_dec(x_3589);
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3983 = lean_box(0);
-if (lean_is_scalar(x_3596)) {
- x_3984 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3984 = x_3596;
-}
-lean_ctor_set(x_3984, 0, x_3983);
-lean_ctor_set(x_3984, 1, x_3595);
-if (lean_is_scalar(x_3594)) {
- x_3985 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3985 = x_3594;
-}
-lean_ctor_set(x_3985, 0, x_3984);
-if (lean_is_scalar(x_3588)) {
- x_3986 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3986 = x_3588;
-}
-lean_ctor_set(x_3986, 0, x_3985);
-lean_ctor_set(x_3986, 1, x_3592);
-x_3505 = x_3986;
-goto block_3558;
-}
-else
-{
-lean_object* x_3987; lean_object* x_3988; lean_object* x_3989; uint8_t x_3990; 
-x_3987 = lean_ctor_get(x_3589, 0);
-lean_inc(x_3987);
-lean_dec(x_3589);
-x_3988 = lean_ctor_get(x_3982, 0);
-lean_inc(x_3988);
-lean_dec(x_3982);
-x_3989 = lean_ctor_get(x_3504, 2);
-lean_inc(x_3989);
-x_3990 = lean_name_eq(x_1, x_3989);
-lean_dec(x_3989);
-if (x_3990 == 0)
-{
-lean_object* x_3991; lean_object* x_3992; lean_object* x_3993; lean_object* x_3994; 
-lean_dec(x_3988);
-lean_dec(x_3987);
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3991 = lean_box(0);
-if (lean_is_scalar(x_3596)) {
- x_3992 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3992 = x_3596;
-}
-lean_ctor_set(x_3992, 0, x_3991);
-lean_ctor_set(x_3992, 1, x_3595);
-if (lean_is_scalar(x_3594)) {
- x_3993 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3993 = x_3594;
-}
-lean_ctor_set(x_3993, 0, x_3992);
-if (lean_is_scalar(x_3588)) {
- x_3994 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3994 = x_3588;
-}
-lean_ctor_set(x_3994, 0, x_3993);
-lean_ctor_set(x_3994, 1, x_3592);
-x_3505 = x_3994;
-goto block_3558;
-}
-else
-{
-uint8_t x_3995; 
-x_3995 = lean_nat_dec_le(x_3987, x_3988);
-lean_dec(x_3988);
-lean_dec(x_3987);
-if (x_3995 == 0)
-{
-lean_object* x_3996; lean_object* x_3997; lean_object* x_3998; lean_object* x_3999; 
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_3996 = lean_box(0);
-if (lean_is_scalar(x_3596)) {
- x_3997 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3997 = x_3596;
-}
-lean_ctor_set(x_3997, 0, x_3996);
-lean_ctor_set(x_3997, 1, x_3595);
-if (lean_is_scalar(x_3594)) {
- x_3998 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3998 = x_3594;
-}
-lean_ctor_set(x_3998, 0, x_3997);
-if (lean_is_scalar(x_3588)) {
- x_3999 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3999 = x_3588;
-}
-lean_ctor_set(x_3999, 0, x_3998);
-lean_ctor_set(x_3999, 1, x_3592);
-x_3505 = x_3999;
-goto block_3558;
-}
-else
-{
-lean_object* x_4000; 
-lean_dec(x_3596);
-lean_dec(x_3594);
-lean_dec(x_3588);
-x_4000 = lean_box(0);
-x_3620 = x_4000;
-goto block_3976;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4001; 
-lean_dec(x_3596);
-lean_dec(x_3594);
-lean_dec(x_3589);
-lean_dec(x_3588);
-x_4001 = lean_box(0);
-x_3620 = x_4001;
-goto block_3976;
-}
-block_3619:
-{
-lean_object* x_3599; lean_object* x_3600; lean_object* x_3601; lean_object* x_3602; lean_object* x_3603; lean_object* x_3604; lean_object* x_3605; lean_object* x_3606; lean_object* x_3607; lean_object* x_3608; lean_object* x_3609; lean_object* x_3610; uint8_t x_3611; lean_object* x_3612; lean_object* x_3613; lean_object* x_3614; lean_object* x_3615; lean_object* x_3616; lean_object* x_3617; lean_object* x_3618; 
-x_3599 = lean_ctor_get(x_3597, 0);
-lean_inc(x_3599);
-lean_dec(x_3597);
-x_3600 = lean_ctor_get(x_3599, 1);
-lean_inc(x_3600);
-lean_dec(x_3599);
-x_3601 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_3600, x_7, x_8, x_3598);
-lean_dec(x_8);
-lean_dec(x_7);
-x_3602 = lean_ctor_get(x_3601, 0);
-lean_inc(x_3602);
-x_3603 = lean_ctor_get(x_3602, 0);
-lean_inc(x_3603);
-if (lean_is_exclusive(x_3602)) {
- lean_ctor_release(x_3602, 0);
- x_3604 = x_3602;
-} else {
- lean_dec_ref(x_3602);
- x_3604 = lean_box(0);
-}
-x_3605 = lean_ctor_get(x_3603, 1);
-lean_inc(x_3605);
-if (lean_is_exclusive(x_3603)) {
- lean_ctor_release(x_3603, 0);
- lean_ctor_release(x_3603, 1);
- x_3606 = x_3603;
-} else {
- lean_dec_ref(x_3603);
- x_3606 = lean_box(0);
-}
-x_3607 = lean_ctor_get(x_3601, 1);
-lean_inc(x_3607);
-if (lean_is_exclusive(x_3601)) {
- lean_ctor_release(x_3601, 0);
- lean_ctor_release(x_3601, 1);
- x_3608 = x_3601;
-} else {
- lean_dec_ref(x_3601);
- x_3608 = lean_box(0);
-}
-x_3609 = lean_ctor_get(x_3605, 0);
-lean_inc(x_3609);
-x_3610 = lean_ctor_get(x_3605, 3);
-lean_inc(x_3610);
-x_3611 = lean_ctor_get_uint8(x_3605, sizeof(void*)*5);
-if (lean_is_exclusive(x_3605)) {
- lean_ctor_release(x_3605, 0);
- lean_ctor_release(x_3605, 1);
- lean_ctor_release(x_3605, 2);
- lean_ctor_release(x_3605, 3);
- lean_ctor_release(x_3605, 4);
- x_3612 = x_3605;
-} else {
- lean_dec_ref(x_3605);
- x_3612 = lean_box(0);
-}
-x_3613 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_3612)) {
- x_3614 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_3614 = x_3612;
-}
-lean_ctor_set(x_3614, 0, x_3609);
-lean_ctor_set(x_3614, 1, x_3613);
-lean_ctor_set(x_3614, 2, x_1);
-lean_ctor_set(x_3614, 3, x_3610);
-lean_ctor_set(x_3614, 4, x_3560);
-lean_ctor_set_uint8(x_3614, sizeof(void*)*5, x_3611);
-x_3615 = lean_box(0);
-if (lean_is_scalar(x_3606)) {
- x_3616 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3616 = x_3606;
-}
-lean_ctor_set(x_3616, 0, x_3615);
-lean_ctor_set(x_3616, 1, x_3614);
-if (lean_is_scalar(x_3604)) {
- x_3617 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3617 = x_3604;
-}
-lean_ctor_set(x_3617, 0, x_3616);
-if (lean_is_scalar(x_3608)) {
- x_3618 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3618 = x_3608;
-}
-lean_ctor_set(x_3618, 0, x_3617);
-lean_ctor_set(x_3618, 1, x_3607);
-x_3505 = x_3618;
-goto block_3558;
-}
-block_3976:
-{
-lean_object* x_3621; uint8_t x_3622; 
-lean_dec(x_3620);
-x_3621 = lean_unsigned_to_nat(0u);
-x_3622 = lean_nat_dec_lt(x_3621, x_3503);
-lean_dec(x_3503);
-if (x_3622 == 0)
-{
-lean_object* x_3623; lean_object* x_3624; lean_object* x_3625; lean_object* x_3626; lean_object* x_3627; lean_object* x_3628; lean_object* x_3629; 
-x_3623 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3595, x_7, x_8, x_3592);
-x_3624 = lean_ctor_get(x_3623, 0);
-lean_inc(x_3624);
-x_3625 = lean_ctor_get(x_3624, 0);
-lean_inc(x_3625);
-lean_dec(x_3624);
-x_3626 = lean_ctor_get(x_3623, 1);
-lean_inc(x_3626);
-lean_dec(x_3623);
-x_3627 = lean_ctor_get(x_3625, 0);
-lean_inc(x_3627);
-x_3628 = lean_ctor_get(x_3625, 1);
-lean_inc(x_3628);
-lean_dec(x_3625);
-x_3629 = l_Lean_Syntax_getHeadInfo___main(x_3627);
-if (lean_obj_tag(x_3629) == 0)
-{
-lean_object* x_3630; lean_object* x_3631; lean_object* x_3632; lean_object* x_3633; lean_object* x_3634; lean_object* x_3635; lean_object* x_3636; lean_object* x_3637; lean_object* x_3638; lean_object* x_3639; lean_object* x_3640; lean_object* x_3641; lean_object* x_3642; lean_object* x_3643; lean_object* x_3644; lean_object* x_3645; lean_object* x_3665; lean_object* x_3666; uint8_t x_3667; 
-x_3630 = lean_apply_1(x_2, x_3627);
-x_3631 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3630, x_5, x_3628, x_7, x_8, x_3626);
-x_3632 = lean_ctor_get(x_3631, 0);
-lean_inc(x_3632);
-x_3633 = lean_ctor_get(x_3632, 0);
-lean_inc(x_3633);
-lean_dec(x_3632);
-x_3634 = lean_ctor_get(x_3631, 1);
-lean_inc(x_3634);
-lean_dec(x_3631);
-x_3635 = lean_ctor_get(x_3633, 1);
-lean_inc(x_3635);
-lean_dec(x_3633);
-x_3636 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3635, x_7, x_8, x_3634);
-x_3637 = lean_ctor_get(x_3636, 0);
-lean_inc(x_3637);
-x_3638 = lean_ctor_get(x_3637, 0);
-lean_inc(x_3638);
-if (lean_is_exclusive(x_3637)) {
- lean_ctor_release(x_3637, 0);
- x_3639 = x_3637;
-} else {
- lean_dec_ref(x_3637);
- x_3639 = lean_box(0);
-}
-x_3640 = lean_ctor_get(x_3636, 1);
-lean_inc(x_3640);
-lean_dec(x_3636);
-x_3641 = lean_ctor_get(x_3638, 0);
-lean_inc(x_3641);
-x_3642 = lean_ctor_get(x_3638, 1);
-lean_inc(x_3642);
-if (lean_is_exclusive(x_3638)) {
- lean_ctor_release(x_3638, 0);
- lean_ctor_release(x_3638, 1);
- x_3643 = x_3638;
-} else {
- lean_dec_ref(x_3638);
- x_3643 = lean_box(0);
-}
-x_3665 = l_Lean_Core_getTraceState___rarg(x_8, x_3640);
-x_3666 = lean_ctor_get(x_3665, 0);
-lean_inc(x_3666);
-x_3667 = lean_ctor_get_uint8(x_3666, sizeof(void*)*1);
-lean_dec(x_3666);
-if (x_3667 == 0)
-{
-lean_object* x_3668; lean_object* x_3669; lean_object* x_3670; lean_object* x_3671; 
-x_3668 = lean_ctor_get(x_3665, 1);
-lean_inc(x_3668);
-lean_dec(x_3665);
-x_3669 = lean_box(x_3562);
-if (lean_is_scalar(x_3643)) {
- x_3670 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3670 = x_3643;
-}
-lean_ctor_set(x_3670, 0, x_3669);
-lean_ctor_set(x_3670, 1, x_3642);
-if (lean_is_scalar(x_3639)) {
- x_3671 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3671 = x_3639;
-}
-lean_ctor_set(x_3671, 0, x_3670);
-x_3644 = x_3671;
-x_3645 = x_3668;
-goto block_3664;
-}
-else
-{
-lean_object* x_3672; lean_object* x_3673; lean_object* x_3674; lean_object* x_3675; lean_object* x_3676; lean_object* x_3677; lean_object* x_3678; 
-x_3672 = lean_ctor_get(x_3665, 1);
-lean_inc(x_3672);
-lean_dec(x_3665);
-x_3673 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3674 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3673, x_7, x_8, x_3672);
-x_3675 = lean_ctor_get(x_3674, 0);
-lean_inc(x_3675);
-x_3676 = lean_ctor_get(x_3674, 1);
-lean_inc(x_3676);
-lean_dec(x_3674);
-if (lean_is_scalar(x_3643)) {
- x_3677 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3677 = x_3643;
-}
-lean_ctor_set(x_3677, 0, x_3675);
-lean_ctor_set(x_3677, 1, x_3642);
-if (lean_is_scalar(x_3639)) {
- x_3678 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3678 = x_3639;
-}
-lean_ctor_set(x_3678, 0, x_3677);
-x_3644 = x_3678;
-x_3645 = x_3676;
-goto block_3664;
-}
-block_3664:
-{
-lean_object* x_3646; lean_object* x_3647; lean_object* x_3648; uint8_t x_3649; 
-x_3646 = lean_ctor_get(x_3644, 0);
-lean_inc(x_3646);
-if (lean_is_exclusive(x_3644)) {
- lean_ctor_release(x_3644, 0);
- x_3647 = x_3644;
-} else {
- lean_dec_ref(x_3644);
- x_3647 = lean_box(0);
-}
-x_3648 = lean_ctor_get(x_3646, 0);
-lean_inc(x_3648);
-x_3649 = lean_unbox(x_3648);
-lean_dec(x_3648);
-if (x_3649 == 0)
-{
-lean_object* x_3650; lean_object* x_3651; lean_object* x_3652; lean_object* x_3653; lean_object* x_3654; 
-lean_dec(x_3641);
-lean_dec(x_5);
-x_3650 = lean_ctor_get(x_3646, 1);
-lean_inc(x_3650);
-if (lean_is_exclusive(x_3646)) {
- lean_ctor_release(x_3646, 0);
- lean_ctor_release(x_3646, 1);
- x_3651 = x_3646;
-} else {
- lean_dec_ref(x_3646);
- x_3651 = lean_box(0);
-}
-x_3652 = lean_box(0);
-if (lean_is_scalar(x_3651)) {
- x_3653 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3653 = x_3651;
-}
-lean_ctor_set(x_3653, 0, x_3652);
-lean_ctor_set(x_3653, 1, x_3650);
-if (lean_is_scalar(x_3647)) {
- x_3654 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3654 = x_3647;
-}
-lean_ctor_set(x_3654, 0, x_3653);
-x_3597 = x_3654;
-x_3598 = x_3645;
-goto block_3619;
-}
-else
-{
-lean_object* x_3655; lean_object* x_3656; lean_object* x_3657; lean_object* x_3658; lean_object* x_3659; lean_object* x_3660; lean_object* x_3661; lean_object* x_3662; lean_object* x_3663; 
-lean_dec(x_3647);
-x_3655 = lean_ctor_get(x_3646, 1);
-lean_inc(x_3655);
-lean_dec(x_3646);
-x_3656 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3641);
-x_3657 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3657, 0, x_3656);
-x_3658 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3659 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3659, 0, x_3658);
-lean_ctor_set(x_3659, 1, x_3657);
-x_3660 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3661 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3660, x_3659, x_5, x_3655, x_7, x_8, x_3645);
-lean_dec(x_5);
-x_3662 = lean_ctor_get(x_3661, 0);
-lean_inc(x_3662);
-x_3663 = lean_ctor_get(x_3661, 1);
-lean_inc(x_3663);
-lean_dec(x_3661);
-x_3597 = x_3662;
-x_3598 = x_3663;
-goto block_3619;
-}
-}
-}
-else
-{
-lean_object* x_3679; lean_object* x_3680; 
-x_3679 = lean_ctor_get(x_3629, 0);
-lean_inc(x_3679);
-lean_dec(x_3629);
-x_3680 = l_Lean_Syntax_getTailInfo___main(x_3627);
-if (lean_obj_tag(x_3680) == 0)
-{
-lean_object* x_3681; lean_object* x_3682; lean_object* x_3683; lean_object* x_3684; lean_object* x_3685; lean_object* x_3686; lean_object* x_3687; lean_object* x_3688; lean_object* x_3689; lean_object* x_3690; lean_object* x_3691; lean_object* x_3692; lean_object* x_3693; lean_object* x_3694; lean_object* x_3695; lean_object* x_3696; lean_object* x_3716; lean_object* x_3717; uint8_t x_3718; 
-lean_dec(x_3679);
-x_3681 = lean_apply_1(x_2, x_3627);
-x_3682 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3681, x_5, x_3628, x_7, x_8, x_3626);
-x_3683 = lean_ctor_get(x_3682, 0);
-lean_inc(x_3683);
-x_3684 = lean_ctor_get(x_3683, 0);
-lean_inc(x_3684);
-lean_dec(x_3683);
-x_3685 = lean_ctor_get(x_3682, 1);
-lean_inc(x_3685);
-lean_dec(x_3682);
-x_3686 = lean_ctor_get(x_3684, 1);
-lean_inc(x_3686);
-lean_dec(x_3684);
-x_3687 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3686, x_7, x_8, x_3685);
-x_3688 = lean_ctor_get(x_3687, 0);
-lean_inc(x_3688);
-x_3689 = lean_ctor_get(x_3688, 0);
-lean_inc(x_3689);
-if (lean_is_exclusive(x_3688)) {
- lean_ctor_release(x_3688, 0);
- x_3690 = x_3688;
-} else {
- lean_dec_ref(x_3688);
- x_3690 = lean_box(0);
-}
-x_3691 = lean_ctor_get(x_3687, 1);
-lean_inc(x_3691);
-lean_dec(x_3687);
-x_3692 = lean_ctor_get(x_3689, 0);
-lean_inc(x_3692);
-x_3693 = lean_ctor_get(x_3689, 1);
-lean_inc(x_3693);
-if (lean_is_exclusive(x_3689)) {
- lean_ctor_release(x_3689, 0);
- lean_ctor_release(x_3689, 1);
- x_3694 = x_3689;
-} else {
- lean_dec_ref(x_3689);
- x_3694 = lean_box(0);
-}
-x_3716 = l_Lean_Core_getTraceState___rarg(x_8, x_3691);
-x_3717 = lean_ctor_get(x_3716, 0);
-lean_inc(x_3717);
-x_3718 = lean_ctor_get_uint8(x_3717, sizeof(void*)*1);
-lean_dec(x_3717);
-if (x_3718 == 0)
-{
-lean_object* x_3719; lean_object* x_3720; lean_object* x_3721; lean_object* x_3722; 
-x_3719 = lean_ctor_get(x_3716, 1);
-lean_inc(x_3719);
-lean_dec(x_3716);
-x_3720 = lean_box(x_3562);
-if (lean_is_scalar(x_3694)) {
- x_3721 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3721 = x_3694;
-}
-lean_ctor_set(x_3721, 0, x_3720);
-lean_ctor_set(x_3721, 1, x_3693);
-if (lean_is_scalar(x_3690)) {
- x_3722 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3722 = x_3690;
-}
-lean_ctor_set(x_3722, 0, x_3721);
-x_3695 = x_3722;
-x_3696 = x_3719;
-goto block_3715;
-}
-else
-{
-lean_object* x_3723; lean_object* x_3724; lean_object* x_3725; lean_object* x_3726; lean_object* x_3727; lean_object* x_3728; lean_object* x_3729; 
-x_3723 = lean_ctor_get(x_3716, 1);
-lean_inc(x_3723);
-lean_dec(x_3716);
-x_3724 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3725 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3724, x_7, x_8, x_3723);
-x_3726 = lean_ctor_get(x_3725, 0);
-lean_inc(x_3726);
-x_3727 = lean_ctor_get(x_3725, 1);
-lean_inc(x_3727);
-lean_dec(x_3725);
-if (lean_is_scalar(x_3694)) {
- x_3728 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3728 = x_3694;
-}
-lean_ctor_set(x_3728, 0, x_3726);
-lean_ctor_set(x_3728, 1, x_3693);
-if (lean_is_scalar(x_3690)) {
- x_3729 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3729 = x_3690;
-}
-lean_ctor_set(x_3729, 0, x_3728);
-x_3695 = x_3729;
-x_3696 = x_3727;
-goto block_3715;
-}
-block_3715:
-{
-lean_object* x_3697; lean_object* x_3698; lean_object* x_3699; uint8_t x_3700; 
-x_3697 = lean_ctor_get(x_3695, 0);
-lean_inc(x_3697);
-if (lean_is_exclusive(x_3695)) {
- lean_ctor_release(x_3695, 0);
- x_3698 = x_3695;
-} else {
- lean_dec_ref(x_3695);
- x_3698 = lean_box(0);
-}
-x_3699 = lean_ctor_get(x_3697, 0);
-lean_inc(x_3699);
-x_3700 = lean_unbox(x_3699);
-lean_dec(x_3699);
-if (x_3700 == 0)
-{
-lean_object* x_3701; lean_object* x_3702; lean_object* x_3703; lean_object* x_3704; lean_object* x_3705; 
-lean_dec(x_3692);
-lean_dec(x_5);
-x_3701 = lean_ctor_get(x_3697, 1);
-lean_inc(x_3701);
-if (lean_is_exclusive(x_3697)) {
- lean_ctor_release(x_3697, 0);
- lean_ctor_release(x_3697, 1);
- x_3702 = x_3697;
-} else {
- lean_dec_ref(x_3697);
- x_3702 = lean_box(0);
-}
-x_3703 = lean_box(0);
-if (lean_is_scalar(x_3702)) {
- x_3704 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3704 = x_3702;
-}
-lean_ctor_set(x_3704, 0, x_3703);
-lean_ctor_set(x_3704, 1, x_3701);
-if (lean_is_scalar(x_3698)) {
- x_3705 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3705 = x_3698;
-}
-lean_ctor_set(x_3705, 0, x_3704);
-x_3597 = x_3705;
-x_3598 = x_3696;
-goto block_3619;
-}
-else
-{
-lean_object* x_3706; lean_object* x_3707; lean_object* x_3708; lean_object* x_3709; lean_object* x_3710; lean_object* x_3711; lean_object* x_3712; lean_object* x_3713; lean_object* x_3714; 
-lean_dec(x_3698);
-x_3706 = lean_ctor_get(x_3697, 1);
-lean_inc(x_3706);
-lean_dec(x_3697);
-x_3707 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3692);
-x_3708 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3708, 0, x_3707);
-x_3709 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3710 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3710, 0, x_3709);
-lean_ctor_set(x_3710, 1, x_3708);
-x_3711 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3712 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3711, x_3710, x_5, x_3706, x_7, x_8, x_3696);
-lean_dec(x_5);
-x_3713 = lean_ctor_get(x_3712, 0);
-lean_inc(x_3713);
-x_3714 = lean_ctor_get(x_3712, 1);
-lean_inc(x_3714);
-lean_dec(x_3712);
-x_3597 = x_3713;
-x_3598 = x_3714;
-goto block_3619;
-}
-}
-}
-else
-{
-lean_object* x_3730; lean_object* x_3731; lean_object* x_3732; lean_object* x_3733; lean_object* x_3734; lean_object* x_3735; lean_object* x_3736; lean_object* x_3737; lean_object* x_3738; lean_object* x_3739; lean_object* x_3740; lean_object* x_3741; lean_object* x_3742; lean_object* x_3743; lean_object* x_3744; lean_object* x_3745; lean_object* x_3746; lean_object* x_3747; lean_object* x_3748; lean_object* x_3749; lean_object* x_3750; lean_object* x_3751; lean_object* x_3752; lean_object* x_3753; lean_object* x_3754; lean_object* x_3755; lean_object* x_3756; lean_object* x_3757; lean_object* x_3758; lean_object* x_3759; lean_object* x_3760; lean_object* x_3761; lean_object* x_3762; lean_object* x_3763; lean_object* x_3783; lean_object* x_3784; uint8_t x_3785; 
-x_3730 = lean_ctor_get(x_3680, 0);
-lean_inc(x_3730);
-lean_dec(x_3680);
-x_3731 = lean_ctor_get(x_3679, 0);
-lean_inc(x_3731);
-x_3732 = lean_ctor_get(x_3679, 1);
-lean_inc(x_3732);
-x_3733 = lean_ctor_get(x_3679, 2);
-lean_inc(x_3733);
-if (lean_is_exclusive(x_3679)) {
- lean_ctor_release(x_3679, 0);
- lean_ctor_release(x_3679, 1);
- lean_ctor_release(x_3679, 2);
- x_3734 = x_3679;
-} else {
- lean_dec_ref(x_3679);
- x_3734 = lean_box(0);
-}
-x_3735 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_3732);
-if (lean_is_scalar(x_3734)) {
- x_3736 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3736 = x_3734;
-}
-lean_ctor_set(x_3736, 0, x_3735);
-lean_ctor_set(x_3736, 1, x_3732);
-lean_ctor_set(x_3736, 2, x_3733);
-x_3737 = l_Lean_Syntax_setHeadInfo(x_3627, x_3736);
-x_3738 = lean_ctor_get(x_3730, 0);
-lean_inc(x_3738);
-x_3739 = lean_ctor_get(x_3730, 1);
-lean_inc(x_3739);
-x_3740 = lean_ctor_get(x_3730, 2);
-lean_inc(x_3740);
-if (lean_is_exclusive(x_3730)) {
- lean_ctor_release(x_3730, 0);
- lean_ctor_release(x_3730, 1);
- lean_ctor_release(x_3730, 2);
- x_3741 = x_3730;
-} else {
- lean_dec_ref(x_3730);
- x_3741 = lean_box(0);
-}
-lean_inc(x_3739);
-if (lean_is_scalar(x_3741)) {
- x_3742 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3742 = x_3741;
-}
-lean_ctor_set(x_3742, 0, x_3738);
-lean_ctor_set(x_3742, 1, x_3739);
-lean_ctor_set(x_3742, 2, x_3735);
-x_3743 = l_Lean_Syntax_setTailInfo(x_3737, x_3742);
-x_3744 = lean_apply_1(x_2, x_3743);
-x_3745 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3745, 0, x_3731);
-lean_ctor_set(x_3745, 1, x_3732);
-lean_ctor_set(x_3745, 2, x_3735);
-x_3746 = l_Lean_Syntax_setHeadInfo(x_3744, x_3745);
-x_3747 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3747, 0, x_3735);
-lean_ctor_set(x_3747, 1, x_3739);
-lean_ctor_set(x_3747, 2, x_3740);
-x_3748 = l_Lean_Syntax_setTailInfo(x_3746, x_3747);
-x_3749 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3748, x_5, x_3628, x_7, x_8, x_3626);
-x_3750 = lean_ctor_get(x_3749, 0);
-lean_inc(x_3750);
-x_3751 = lean_ctor_get(x_3750, 0);
-lean_inc(x_3751);
-lean_dec(x_3750);
-x_3752 = lean_ctor_get(x_3749, 1);
-lean_inc(x_3752);
-lean_dec(x_3749);
-x_3753 = lean_ctor_get(x_3751, 1);
-lean_inc(x_3753);
-lean_dec(x_3751);
-x_3754 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3753, x_7, x_8, x_3752);
-x_3755 = lean_ctor_get(x_3754, 0);
-lean_inc(x_3755);
-x_3756 = lean_ctor_get(x_3755, 0);
-lean_inc(x_3756);
-if (lean_is_exclusive(x_3755)) {
- lean_ctor_release(x_3755, 0);
- x_3757 = x_3755;
-} else {
- lean_dec_ref(x_3755);
- x_3757 = lean_box(0);
-}
-x_3758 = lean_ctor_get(x_3754, 1);
-lean_inc(x_3758);
-lean_dec(x_3754);
-x_3759 = lean_ctor_get(x_3756, 0);
-lean_inc(x_3759);
-x_3760 = lean_ctor_get(x_3756, 1);
-lean_inc(x_3760);
-if (lean_is_exclusive(x_3756)) {
- lean_ctor_release(x_3756, 0);
- lean_ctor_release(x_3756, 1);
- x_3761 = x_3756;
-} else {
- lean_dec_ref(x_3756);
- x_3761 = lean_box(0);
-}
-x_3783 = l_Lean_Core_getTraceState___rarg(x_8, x_3758);
-x_3784 = lean_ctor_get(x_3783, 0);
-lean_inc(x_3784);
-x_3785 = lean_ctor_get_uint8(x_3784, sizeof(void*)*1);
-lean_dec(x_3784);
-if (x_3785 == 0)
-{
-lean_object* x_3786; lean_object* x_3787; lean_object* x_3788; lean_object* x_3789; 
-x_3786 = lean_ctor_get(x_3783, 1);
-lean_inc(x_3786);
-lean_dec(x_3783);
-x_3787 = lean_box(x_3562);
-if (lean_is_scalar(x_3761)) {
- x_3788 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3788 = x_3761;
-}
-lean_ctor_set(x_3788, 0, x_3787);
-lean_ctor_set(x_3788, 1, x_3760);
-if (lean_is_scalar(x_3757)) {
- x_3789 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3789 = x_3757;
-}
-lean_ctor_set(x_3789, 0, x_3788);
-x_3762 = x_3789;
-x_3763 = x_3786;
-goto block_3782;
-}
-else
-{
-lean_object* x_3790; lean_object* x_3791; lean_object* x_3792; lean_object* x_3793; lean_object* x_3794; lean_object* x_3795; lean_object* x_3796; 
-x_3790 = lean_ctor_get(x_3783, 1);
-lean_inc(x_3790);
-lean_dec(x_3783);
-x_3791 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3792 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3791, x_7, x_8, x_3790);
-x_3793 = lean_ctor_get(x_3792, 0);
-lean_inc(x_3793);
-x_3794 = lean_ctor_get(x_3792, 1);
-lean_inc(x_3794);
-lean_dec(x_3792);
-if (lean_is_scalar(x_3761)) {
- x_3795 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3795 = x_3761;
-}
-lean_ctor_set(x_3795, 0, x_3793);
-lean_ctor_set(x_3795, 1, x_3760);
-if (lean_is_scalar(x_3757)) {
- x_3796 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3796 = x_3757;
-}
-lean_ctor_set(x_3796, 0, x_3795);
-x_3762 = x_3796;
-x_3763 = x_3794;
-goto block_3782;
-}
-block_3782:
-{
-lean_object* x_3764; lean_object* x_3765; lean_object* x_3766; uint8_t x_3767; 
-x_3764 = lean_ctor_get(x_3762, 0);
-lean_inc(x_3764);
-if (lean_is_exclusive(x_3762)) {
- lean_ctor_release(x_3762, 0);
- x_3765 = x_3762;
-} else {
- lean_dec_ref(x_3762);
- x_3765 = lean_box(0);
-}
-x_3766 = lean_ctor_get(x_3764, 0);
-lean_inc(x_3766);
-x_3767 = lean_unbox(x_3766);
-lean_dec(x_3766);
-if (x_3767 == 0)
-{
-lean_object* x_3768; lean_object* x_3769; lean_object* x_3770; lean_object* x_3771; lean_object* x_3772; 
-lean_dec(x_3759);
-lean_dec(x_5);
-x_3768 = lean_ctor_get(x_3764, 1);
-lean_inc(x_3768);
-if (lean_is_exclusive(x_3764)) {
- lean_ctor_release(x_3764, 0);
- lean_ctor_release(x_3764, 1);
- x_3769 = x_3764;
-} else {
- lean_dec_ref(x_3764);
- x_3769 = lean_box(0);
-}
-x_3770 = lean_box(0);
-if (lean_is_scalar(x_3769)) {
- x_3771 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3771 = x_3769;
-}
-lean_ctor_set(x_3771, 0, x_3770);
-lean_ctor_set(x_3771, 1, x_3768);
-if (lean_is_scalar(x_3765)) {
- x_3772 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3772 = x_3765;
-}
-lean_ctor_set(x_3772, 0, x_3771);
-x_3597 = x_3772;
-x_3598 = x_3763;
-goto block_3619;
-}
-else
-{
-lean_object* x_3773; lean_object* x_3774; lean_object* x_3775; lean_object* x_3776; lean_object* x_3777; lean_object* x_3778; lean_object* x_3779; lean_object* x_3780; lean_object* x_3781; 
-lean_dec(x_3765);
-x_3773 = lean_ctor_get(x_3764, 1);
-lean_inc(x_3773);
-lean_dec(x_3764);
-x_3774 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3759);
-x_3775 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3775, 0, x_3774);
-x_3776 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3777 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3777, 0, x_3776);
-lean_ctor_set(x_3777, 1, x_3775);
-x_3778 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3779 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3778, x_3777, x_5, x_3773, x_7, x_8, x_3763);
-lean_dec(x_5);
-x_3780 = lean_ctor_get(x_3779, 0);
-lean_inc(x_3780);
-x_3781 = lean_ctor_get(x_3779, 1);
-lean_inc(x_3781);
-lean_dec(x_3779);
-x_3597 = x_3780;
-x_3598 = x_3781;
-goto block_3619;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_3797; lean_object* x_3798; lean_object* x_3799; lean_object* x_3800; lean_object* x_3801; lean_object* x_3802; lean_object* x_3803; lean_object* x_3804; lean_object* x_3805; lean_object* x_3806; lean_object* x_3807; lean_object* x_3808; 
-x_3797 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_3595, x_7, x_8, x_3592);
-x_3798 = lean_ctor_get(x_3797, 0);
-lean_inc(x_3798);
-x_3799 = lean_ctor_get(x_3798, 0);
-lean_inc(x_3799);
-lean_dec(x_3798);
-x_3800 = lean_ctor_get(x_3797, 1);
-lean_inc(x_3800);
-lean_dec(x_3797);
-x_3801 = lean_ctor_get(x_3799, 1);
-lean_inc(x_3801);
-lean_dec(x_3799);
-x_3802 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3801, x_7, x_8, x_3800);
-x_3803 = lean_ctor_get(x_3802, 0);
-lean_inc(x_3803);
-x_3804 = lean_ctor_get(x_3803, 0);
-lean_inc(x_3804);
-lean_dec(x_3803);
-x_3805 = lean_ctor_get(x_3802, 1);
-lean_inc(x_3805);
-lean_dec(x_3802);
-x_3806 = lean_ctor_get(x_3804, 0);
-lean_inc(x_3806);
-x_3807 = lean_ctor_get(x_3804, 1);
-lean_inc(x_3807);
-lean_dec(x_3804);
-x_3808 = l_Lean_Syntax_getHeadInfo___main(x_3806);
-if (lean_obj_tag(x_3808) == 0)
-{
-lean_object* x_3809; lean_object* x_3810; lean_object* x_3811; lean_object* x_3812; lean_object* x_3813; lean_object* x_3814; lean_object* x_3815; lean_object* x_3816; lean_object* x_3817; lean_object* x_3818; lean_object* x_3819; lean_object* x_3820; lean_object* x_3821; lean_object* x_3822; lean_object* x_3823; lean_object* x_3824; lean_object* x_3844; lean_object* x_3845; uint8_t x_3846; 
-x_3809 = lean_apply_1(x_2, x_3806);
-x_3810 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3809, x_5, x_3807, x_7, x_8, x_3805);
-x_3811 = lean_ctor_get(x_3810, 0);
-lean_inc(x_3811);
-x_3812 = lean_ctor_get(x_3811, 0);
-lean_inc(x_3812);
-lean_dec(x_3811);
-x_3813 = lean_ctor_get(x_3810, 1);
-lean_inc(x_3813);
-lean_dec(x_3810);
-x_3814 = lean_ctor_get(x_3812, 1);
-lean_inc(x_3814);
-lean_dec(x_3812);
-x_3815 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3814, x_7, x_8, x_3813);
-x_3816 = lean_ctor_get(x_3815, 0);
-lean_inc(x_3816);
-x_3817 = lean_ctor_get(x_3816, 0);
-lean_inc(x_3817);
-if (lean_is_exclusive(x_3816)) {
- lean_ctor_release(x_3816, 0);
- x_3818 = x_3816;
-} else {
- lean_dec_ref(x_3816);
- x_3818 = lean_box(0);
-}
-x_3819 = lean_ctor_get(x_3815, 1);
-lean_inc(x_3819);
-lean_dec(x_3815);
-x_3820 = lean_ctor_get(x_3817, 0);
-lean_inc(x_3820);
-x_3821 = lean_ctor_get(x_3817, 1);
-lean_inc(x_3821);
-if (lean_is_exclusive(x_3817)) {
- lean_ctor_release(x_3817, 0);
- lean_ctor_release(x_3817, 1);
- x_3822 = x_3817;
-} else {
- lean_dec_ref(x_3817);
- x_3822 = lean_box(0);
-}
-x_3844 = l_Lean_Core_getTraceState___rarg(x_8, x_3819);
-x_3845 = lean_ctor_get(x_3844, 0);
-lean_inc(x_3845);
-x_3846 = lean_ctor_get_uint8(x_3845, sizeof(void*)*1);
-lean_dec(x_3845);
-if (x_3846 == 0)
-{
-lean_object* x_3847; lean_object* x_3848; lean_object* x_3849; lean_object* x_3850; 
-x_3847 = lean_ctor_get(x_3844, 1);
-lean_inc(x_3847);
-lean_dec(x_3844);
-x_3848 = lean_box(x_3562);
-if (lean_is_scalar(x_3822)) {
- x_3849 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3849 = x_3822;
-}
-lean_ctor_set(x_3849, 0, x_3848);
-lean_ctor_set(x_3849, 1, x_3821);
-if (lean_is_scalar(x_3818)) {
- x_3850 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3850 = x_3818;
-}
-lean_ctor_set(x_3850, 0, x_3849);
-x_3823 = x_3850;
-x_3824 = x_3847;
-goto block_3843;
-}
-else
-{
-lean_object* x_3851; lean_object* x_3852; lean_object* x_3853; lean_object* x_3854; lean_object* x_3855; lean_object* x_3856; lean_object* x_3857; 
-x_3851 = lean_ctor_get(x_3844, 1);
-lean_inc(x_3851);
-lean_dec(x_3844);
-x_3852 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3853 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3852, x_7, x_8, x_3851);
-x_3854 = lean_ctor_get(x_3853, 0);
-lean_inc(x_3854);
-x_3855 = lean_ctor_get(x_3853, 1);
-lean_inc(x_3855);
-lean_dec(x_3853);
-if (lean_is_scalar(x_3822)) {
- x_3856 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3856 = x_3822;
-}
-lean_ctor_set(x_3856, 0, x_3854);
-lean_ctor_set(x_3856, 1, x_3821);
-if (lean_is_scalar(x_3818)) {
- x_3857 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3857 = x_3818;
-}
-lean_ctor_set(x_3857, 0, x_3856);
-x_3823 = x_3857;
-x_3824 = x_3855;
-goto block_3843;
-}
-block_3843:
-{
-lean_object* x_3825; lean_object* x_3826; lean_object* x_3827; uint8_t x_3828; 
-x_3825 = lean_ctor_get(x_3823, 0);
-lean_inc(x_3825);
-if (lean_is_exclusive(x_3823)) {
- lean_ctor_release(x_3823, 0);
- x_3826 = x_3823;
-} else {
- lean_dec_ref(x_3823);
- x_3826 = lean_box(0);
-}
-x_3827 = lean_ctor_get(x_3825, 0);
-lean_inc(x_3827);
-x_3828 = lean_unbox(x_3827);
-lean_dec(x_3827);
-if (x_3828 == 0)
-{
-lean_object* x_3829; lean_object* x_3830; lean_object* x_3831; lean_object* x_3832; lean_object* x_3833; 
-lean_dec(x_3820);
-lean_dec(x_5);
-x_3829 = lean_ctor_get(x_3825, 1);
-lean_inc(x_3829);
-if (lean_is_exclusive(x_3825)) {
- lean_ctor_release(x_3825, 0);
- lean_ctor_release(x_3825, 1);
- x_3830 = x_3825;
-} else {
- lean_dec_ref(x_3825);
- x_3830 = lean_box(0);
-}
-x_3831 = lean_box(0);
-if (lean_is_scalar(x_3830)) {
- x_3832 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3832 = x_3830;
-}
-lean_ctor_set(x_3832, 0, x_3831);
-lean_ctor_set(x_3832, 1, x_3829);
-if (lean_is_scalar(x_3826)) {
- x_3833 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3833 = x_3826;
-}
-lean_ctor_set(x_3833, 0, x_3832);
-x_3597 = x_3833;
-x_3598 = x_3824;
-goto block_3619;
-}
-else
-{
-lean_object* x_3834; lean_object* x_3835; lean_object* x_3836; lean_object* x_3837; lean_object* x_3838; lean_object* x_3839; lean_object* x_3840; lean_object* x_3841; lean_object* x_3842; 
-lean_dec(x_3826);
-x_3834 = lean_ctor_get(x_3825, 1);
-lean_inc(x_3834);
-lean_dec(x_3825);
-x_3835 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3820);
-x_3836 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3836, 0, x_3835);
-x_3837 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3838 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3838, 0, x_3837);
-lean_ctor_set(x_3838, 1, x_3836);
-x_3839 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3840 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3839, x_3838, x_5, x_3834, x_7, x_8, x_3824);
-lean_dec(x_5);
-x_3841 = lean_ctor_get(x_3840, 0);
-lean_inc(x_3841);
-x_3842 = lean_ctor_get(x_3840, 1);
-lean_inc(x_3842);
-lean_dec(x_3840);
-x_3597 = x_3841;
-x_3598 = x_3842;
-goto block_3619;
-}
-}
-}
-else
-{
-lean_object* x_3858; lean_object* x_3859; 
-x_3858 = lean_ctor_get(x_3808, 0);
-lean_inc(x_3858);
-lean_dec(x_3808);
-x_3859 = l_Lean_Syntax_getTailInfo___main(x_3806);
-if (lean_obj_tag(x_3859) == 0)
-{
-lean_object* x_3860; lean_object* x_3861; lean_object* x_3862; lean_object* x_3863; lean_object* x_3864; lean_object* x_3865; lean_object* x_3866; lean_object* x_3867; lean_object* x_3868; lean_object* x_3869; lean_object* x_3870; lean_object* x_3871; lean_object* x_3872; lean_object* x_3873; lean_object* x_3874; lean_object* x_3875; lean_object* x_3895; lean_object* x_3896; uint8_t x_3897; 
-lean_dec(x_3858);
-x_3860 = lean_apply_1(x_2, x_3806);
-x_3861 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3860, x_5, x_3807, x_7, x_8, x_3805);
-x_3862 = lean_ctor_get(x_3861, 0);
-lean_inc(x_3862);
-x_3863 = lean_ctor_get(x_3862, 0);
-lean_inc(x_3863);
-lean_dec(x_3862);
-x_3864 = lean_ctor_get(x_3861, 1);
-lean_inc(x_3864);
-lean_dec(x_3861);
-x_3865 = lean_ctor_get(x_3863, 1);
-lean_inc(x_3865);
-lean_dec(x_3863);
-x_3866 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3865, x_7, x_8, x_3864);
-x_3867 = lean_ctor_get(x_3866, 0);
-lean_inc(x_3867);
-x_3868 = lean_ctor_get(x_3867, 0);
-lean_inc(x_3868);
-if (lean_is_exclusive(x_3867)) {
- lean_ctor_release(x_3867, 0);
- x_3869 = x_3867;
-} else {
- lean_dec_ref(x_3867);
- x_3869 = lean_box(0);
-}
-x_3870 = lean_ctor_get(x_3866, 1);
-lean_inc(x_3870);
-lean_dec(x_3866);
-x_3871 = lean_ctor_get(x_3868, 0);
-lean_inc(x_3871);
-x_3872 = lean_ctor_get(x_3868, 1);
-lean_inc(x_3872);
-if (lean_is_exclusive(x_3868)) {
- lean_ctor_release(x_3868, 0);
- lean_ctor_release(x_3868, 1);
- x_3873 = x_3868;
-} else {
- lean_dec_ref(x_3868);
- x_3873 = lean_box(0);
-}
-x_3895 = l_Lean_Core_getTraceState___rarg(x_8, x_3870);
-x_3896 = lean_ctor_get(x_3895, 0);
-lean_inc(x_3896);
-x_3897 = lean_ctor_get_uint8(x_3896, sizeof(void*)*1);
-lean_dec(x_3896);
-if (x_3897 == 0)
-{
-lean_object* x_3898; lean_object* x_3899; lean_object* x_3900; lean_object* x_3901; 
-x_3898 = lean_ctor_get(x_3895, 1);
-lean_inc(x_3898);
-lean_dec(x_3895);
-x_3899 = lean_box(x_3562);
-if (lean_is_scalar(x_3873)) {
- x_3900 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3900 = x_3873;
-}
-lean_ctor_set(x_3900, 0, x_3899);
-lean_ctor_set(x_3900, 1, x_3872);
-if (lean_is_scalar(x_3869)) {
- x_3901 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3901 = x_3869;
-}
-lean_ctor_set(x_3901, 0, x_3900);
-x_3874 = x_3901;
-x_3875 = x_3898;
-goto block_3894;
-}
-else
-{
-lean_object* x_3902; lean_object* x_3903; lean_object* x_3904; lean_object* x_3905; lean_object* x_3906; lean_object* x_3907; lean_object* x_3908; 
-x_3902 = lean_ctor_get(x_3895, 1);
-lean_inc(x_3902);
-lean_dec(x_3895);
-x_3903 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3904 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3903, x_7, x_8, x_3902);
-x_3905 = lean_ctor_get(x_3904, 0);
-lean_inc(x_3905);
-x_3906 = lean_ctor_get(x_3904, 1);
-lean_inc(x_3906);
-lean_dec(x_3904);
-if (lean_is_scalar(x_3873)) {
- x_3907 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3907 = x_3873;
-}
-lean_ctor_set(x_3907, 0, x_3905);
-lean_ctor_set(x_3907, 1, x_3872);
-if (lean_is_scalar(x_3869)) {
- x_3908 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3908 = x_3869;
-}
-lean_ctor_set(x_3908, 0, x_3907);
-x_3874 = x_3908;
-x_3875 = x_3906;
-goto block_3894;
-}
-block_3894:
-{
-lean_object* x_3876; lean_object* x_3877; lean_object* x_3878; uint8_t x_3879; 
-x_3876 = lean_ctor_get(x_3874, 0);
-lean_inc(x_3876);
-if (lean_is_exclusive(x_3874)) {
- lean_ctor_release(x_3874, 0);
- x_3877 = x_3874;
-} else {
- lean_dec_ref(x_3874);
- x_3877 = lean_box(0);
-}
-x_3878 = lean_ctor_get(x_3876, 0);
-lean_inc(x_3878);
-x_3879 = lean_unbox(x_3878);
-lean_dec(x_3878);
-if (x_3879 == 0)
-{
-lean_object* x_3880; lean_object* x_3881; lean_object* x_3882; lean_object* x_3883; lean_object* x_3884; 
-lean_dec(x_3871);
-lean_dec(x_5);
-x_3880 = lean_ctor_get(x_3876, 1);
-lean_inc(x_3880);
-if (lean_is_exclusive(x_3876)) {
- lean_ctor_release(x_3876, 0);
- lean_ctor_release(x_3876, 1);
- x_3881 = x_3876;
-} else {
- lean_dec_ref(x_3876);
- x_3881 = lean_box(0);
-}
-x_3882 = lean_box(0);
-if (lean_is_scalar(x_3881)) {
- x_3883 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3883 = x_3881;
-}
-lean_ctor_set(x_3883, 0, x_3882);
-lean_ctor_set(x_3883, 1, x_3880);
-if (lean_is_scalar(x_3877)) {
- x_3884 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3884 = x_3877;
-}
-lean_ctor_set(x_3884, 0, x_3883);
-x_3597 = x_3884;
-x_3598 = x_3875;
-goto block_3619;
-}
-else
-{
-lean_object* x_3885; lean_object* x_3886; lean_object* x_3887; lean_object* x_3888; lean_object* x_3889; lean_object* x_3890; lean_object* x_3891; lean_object* x_3892; lean_object* x_3893; 
-lean_dec(x_3877);
-x_3885 = lean_ctor_get(x_3876, 1);
-lean_inc(x_3885);
-lean_dec(x_3876);
-x_3886 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3871);
-x_3887 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3887, 0, x_3886);
-x_3888 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3889 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3889, 0, x_3888);
-lean_ctor_set(x_3889, 1, x_3887);
-x_3890 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3891 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3890, x_3889, x_5, x_3885, x_7, x_8, x_3875);
-lean_dec(x_5);
-x_3892 = lean_ctor_get(x_3891, 0);
-lean_inc(x_3892);
-x_3893 = lean_ctor_get(x_3891, 1);
-lean_inc(x_3893);
-lean_dec(x_3891);
-x_3597 = x_3892;
-x_3598 = x_3893;
-goto block_3619;
-}
-}
-}
-else
-{
-lean_object* x_3909; lean_object* x_3910; lean_object* x_3911; lean_object* x_3912; lean_object* x_3913; lean_object* x_3914; lean_object* x_3915; lean_object* x_3916; lean_object* x_3917; lean_object* x_3918; lean_object* x_3919; lean_object* x_3920; lean_object* x_3921; lean_object* x_3922; lean_object* x_3923; lean_object* x_3924; lean_object* x_3925; lean_object* x_3926; lean_object* x_3927; lean_object* x_3928; lean_object* x_3929; lean_object* x_3930; lean_object* x_3931; lean_object* x_3932; lean_object* x_3933; lean_object* x_3934; lean_object* x_3935; lean_object* x_3936; lean_object* x_3937; lean_object* x_3938; lean_object* x_3939; lean_object* x_3940; lean_object* x_3941; lean_object* x_3942; lean_object* x_3962; lean_object* x_3963; uint8_t x_3964; 
-x_3909 = lean_ctor_get(x_3859, 0);
-lean_inc(x_3909);
-lean_dec(x_3859);
-x_3910 = lean_ctor_get(x_3858, 0);
-lean_inc(x_3910);
-x_3911 = lean_ctor_get(x_3858, 1);
-lean_inc(x_3911);
-x_3912 = lean_ctor_get(x_3858, 2);
-lean_inc(x_3912);
-if (lean_is_exclusive(x_3858)) {
- lean_ctor_release(x_3858, 0);
- lean_ctor_release(x_3858, 1);
- lean_ctor_release(x_3858, 2);
- x_3913 = x_3858;
-} else {
- lean_dec_ref(x_3858);
- x_3913 = lean_box(0);
-}
-x_3914 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_3911);
-if (lean_is_scalar(x_3913)) {
- x_3915 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3915 = x_3913;
-}
-lean_ctor_set(x_3915, 0, x_3914);
-lean_ctor_set(x_3915, 1, x_3911);
-lean_ctor_set(x_3915, 2, x_3912);
-x_3916 = l_Lean_Syntax_setHeadInfo(x_3806, x_3915);
-x_3917 = lean_ctor_get(x_3909, 0);
-lean_inc(x_3917);
-x_3918 = lean_ctor_get(x_3909, 1);
-lean_inc(x_3918);
-x_3919 = lean_ctor_get(x_3909, 2);
-lean_inc(x_3919);
-if (lean_is_exclusive(x_3909)) {
- lean_ctor_release(x_3909, 0);
- lean_ctor_release(x_3909, 1);
- lean_ctor_release(x_3909, 2);
- x_3920 = x_3909;
-} else {
- lean_dec_ref(x_3909);
- x_3920 = lean_box(0);
-}
-lean_inc(x_3918);
-if (lean_is_scalar(x_3920)) {
- x_3921 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_3921 = x_3920;
-}
-lean_ctor_set(x_3921, 0, x_3917);
-lean_ctor_set(x_3921, 1, x_3918);
-lean_ctor_set(x_3921, 2, x_3914);
-x_3922 = l_Lean_Syntax_setTailInfo(x_3916, x_3921);
-x_3923 = lean_apply_1(x_2, x_3922);
-x_3924 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3924, 0, x_3910);
-lean_ctor_set(x_3924, 1, x_3911);
-lean_ctor_set(x_3924, 2, x_3914);
-x_3925 = l_Lean_Syntax_setHeadInfo(x_3923, x_3924);
-x_3926 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_3926, 0, x_3914);
-lean_ctor_set(x_3926, 1, x_3918);
-lean_ctor_set(x_3926, 2, x_3919);
-x_3927 = l_Lean_Syntax_setTailInfo(x_3925, x_3926);
-x_3928 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_3927, x_5, x_3807, x_7, x_8, x_3805);
-x_3929 = lean_ctor_get(x_3928, 0);
-lean_inc(x_3929);
-x_3930 = lean_ctor_get(x_3929, 0);
-lean_inc(x_3930);
-lean_dec(x_3929);
-x_3931 = lean_ctor_get(x_3928, 1);
-lean_inc(x_3931);
-lean_dec(x_3928);
-x_3932 = lean_ctor_get(x_3930, 1);
-lean_inc(x_3932);
-lean_dec(x_3930);
-x_3933 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3932, x_7, x_8, x_3931);
-x_3934 = lean_ctor_get(x_3933, 0);
-lean_inc(x_3934);
-x_3935 = lean_ctor_get(x_3934, 0);
-lean_inc(x_3935);
-if (lean_is_exclusive(x_3934)) {
- lean_ctor_release(x_3934, 0);
- x_3936 = x_3934;
-} else {
- lean_dec_ref(x_3934);
- x_3936 = lean_box(0);
-}
-x_3937 = lean_ctor_get(x_3933, 1);
-lean_inc(x_3937);
-lean_dec(x_3933);
-x_3938 = lean_ctor_get(x_3935, 0);
-lean_inc(x_3938);
-x_3939 = lean_ctor_get(x_3935, 1);
-lean_inc(x_3939);
-if (lean_is_exclusive(x_3935)) {
- lean_ctor_release(x_3935, 0);
- lean_ctor_release(x_3935, 1);
- x_3940 = x_3935;
-} else {
- lean_dec_ref(x_3935);
- x_3940 = lean_box(0);
-}
-x_3962 = l_Lean_Core_getTraceState___rarg(x_8, x_3937);
-x_3963 = lean_ctor_get(x_3962, 0);
-lean_inc(x_3963);
-x_3964 = lean_ctor_get_uint8(x_3963, sizeof(void*)*1);
-lean_dec(x_3963);
-if (x_3964 == 0)
-{
-lean_object* x_3965; lean_object* x_3966; lean_object* x_3967; lean_object* x_3968; 
-x_3965 = lean_ctor_get(x_3962, 1);
-lean_inc(x_3965);
-lean_dec(x_3962);
-x_3966 = lean_box(x_3562);
-if (lean_is_scalar(x_3940)) {
- x_3967 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3967 = x_3940;
-}
-lean_ctor_set(x_3967, 0, x_3966);
-lean_ctor_set(x_3967, 1, x_3939);
-if (lean_is_scalar(x_3936)) {
- x_3968 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3968 = x_3936;
-}
-lean_ctor_set(x_3968, 0, x_3967);
-x_3941 = x_3968;
-x_3942 = x_3965;
-goto block_3961;
-}
-else
-{
-lean_object* x_3969; lean_object* x_3970; lean_object* x_3971; lean_object* x_3972; lean_object* x_3973; lean_object* x_3974; lean_object* x_3975; 
-x_3969 = lean_ctor_get(x_3962, 1);
-lean_inc(x_3969);
-lean_dec(x_3962);
-x_3970 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3971 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_3970, x_7, x_8, x_3969);
-x_3972 = lean_ctor_get(x_3971, 0);
-lean_inc(x_3972);
-x_3973 = lean_ctor_get(x_3971, 1);
-lean_inc(x_3973);
-lean_dec(x_3971);
-if (lean_is_scalar(x_3940)) {
- x_3974 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3974 = x_3940;
-}
-lean_ctor_set(x_3974, 0, x_3972);
-lean_ctor_set(x_3974, 1, x_3939);
-if (lean_is_scalar(x_3936)) {
- x_3975 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3975 = x_3936;
-}
-lean_ctor_set(x_3975, 0, x_3974);
-x_3941 = x_3975;
-x_3942 = x_3973;
-goto block_3961;
-}
-block_3961:
-{
-lean_object* x_3943; lean_object* x_3944; lean_object* x_3945; uint8_t x_3946; 
-x_3943 = lean_ctor_get(x_3941, 0);
-lean_inc(x_3943);
-if (lean_is_exclusive(x_3941)) {
- lean_ctor_release(x_3941, 0);
- x_3944 = x_3941;
-} else {
- lean_dec_ref(x_3941);
- x_3944 = lean_box(0);
-}
-x_3945 = lean_ctor_get(x_3943, 0);
-lean_inc(x_3945);
-x_3946 = lean_unbox(x_3945);
-lean_dec(x_3945);
-if (x_3946 == 0)
-{
-lean_object* x_3947; lean_object* x_3948; lean_object* x_3949; lean_object* x_3950; lean_object* x_3951; 
-lean_dec(x_3938);
-lean_dec(x_5);
-x_3947 = lean_ctor_get(x_3943, 1);
-lean_inc(x_3947);
-if (lean_is_exclusive(x_3943)) {
- lean_ctor_release(x_3943, 0);
- lean_ctor_release(x_3943, 1);
- x_3948 = x_3943;
-} else {
- lean_dec_ref(x_3943);
- x_3948 = lean_box(0);
-}
-x_3949 = lean_box(0);
-if (lean_is_scalar(x_3948)) {
- x_3950 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_3950 = x_3948;
-}
-lean_ctor_set(x_3950, 0, x_3949);
-lean_ctor_set(x_3950, 1, x_3947);
-if (lean_is_scalar(x_3944)) {
- x_3951 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_3951 = x_3944;
-}
-lean_ctor_set(x_3951, 0, x_3950);
-x_3597 = x_3951;
-x_3598 = x_3942;
-goto block_3619;
-}
-else
-{
-lean_object* x_3952; lean_object* x_3953; lean_object* x_3954; lean_object* x_3955; lean_object* x_3956; lean_object* x_3957; lean_object* x_3958; lean_object* x_3959; lean_object* x_3960; 
-lean_dec(x_3944);
-x_3952 = lean_ctor_get(x_3943, 1);
-lean_inc(x_3952);
-lean_dec(x_3943);
-x_3953 = l_Lean_Syntax_formatStxAux___main(x_3560, x_3562, x_3621, x_3938);
-x_3954 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_3954, 0, x_3953);
-x_3955 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_3956 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_3956, 0, x_3955);
-lean_ctor_set(x_3956, 1, x_3954);
-x_3957 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_3958 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_3957, x_3956, x_5, x_3952, x_7, x_8, x_3942);
-lean_dec(x_5);
-x_3959 = lean_ctor_get(x_3958, 0);
-lean_inc(x_3959);
-x_3960 = lean_ctor_get(x_3958, 1);
-lean_inc(x_3960);
-lean_dec(x_3958);
-x_3597 = x_3959;
-x_3598 = x_3960;
-goto block_3619;
-}
-}
-}
-}
-}
-}
-}
-block_4043:
-{
-lean_object* x_4005; lean_object* x_4006; lean_object* x_4007; uint8_t x_4008; 
-x_4005 = lean_ctor_get(x_4003, 0);
-lean_inc(x_4005);
-if (lean_is_exclusive(x_4003)) {
- lean_ctor_release(x_4003, 0);
- x_4006 = x_4003;
-} else {
- lean_dec_ref(x_4003);
- x_4006 = lean_box(0);
-}
-x_4007 = lean_ctor_get(x_4005, 0);
-lean_inc(x_4007);
-x_4008 = lean_unbox(x_4007);
-lean_dec(x_4007);
-if (x_4008 == 0)
-{
-lean_object* x_4009; lean_object* x_4010; lean_object* x_4011; lean_object* x_4012; lean_object* x_4013; 
-lean_dec(x_3580);
-x_4009 = lean_ctor_get(x_4005, 1);
-lean_inc(x_4009);
-if (lean_is_exclusive(x_4005)) {
- lean_ctor_release(x_4005, 0);
- lean_ctor_release(x_4005, 1);
- x_4010 = x_4005;
-} else {
- lean_dec_ref(x_4005);
- x_4010 = lean_box(0);
-}
-x_4011 = lean_box(0);
-if (lean_is_scalar(x_4010)) {
- x_4012 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4012 = x_4010;
-}
-lean_ctor_set(x_4012, 0, x_4011);
-lean_ctor_set(x_4012, 1, x_4009);
-if (lean_is_scalar(x_4006)) {
- x_4013 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4013 = x_4006;
-}
-lean_ctor_set(x_4013, 0, x_4012);
-x_3591 = x_4013;
-x_3592 = x_4004;
-goto block_4002;
-}
-else
-{
-lean_object* x_4014; lean_object* x_4015; lean_object* x_4016; lean_object* x_4017; lean_object* x_4018; lean_object* x_4019; lean_object* x_4020; lean_object* x_4021; lean_object* x_4022; lean_object* x_4023; lean_object* x_4024; lean_object* x_4025; lean_object* x_4026; lean_object* x_4027; lean_object* x_4028; lean_object* x_4029; lean_object* x_4030; lean_object* x_4031; lean_object* x_4032; lean_object* x_4033; lean_object* x_4034; lean_object* x_4035; lean_object* x_4036; lean_object* x_4037; lean_object* x_4038; lean_object* x_4039; lean_object* x_4040; lean_object* x_4041; lean_object* x_4042; 
-lean_dec(x_4006);
-x_4014 = lean_ctor_get(x_4005, 1);
-lean_inc(x_4014);
-if (lean_is_exclusive(x_4005)) {
- lean_ctor_release(x_4005, 0);
- lean_ctor_release(x_4005, 1);
- x_4015 = x_4005;
-} else {
- lean_dec_ref(x_4005);
- x_4015 = lean_box(0);
-}
-lean_inc(x_3);
-x_4016 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_4017 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4017, 0, x_4016);
-x_4018 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_4019 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4019, 0, x_4018);
-lean_ctor_set(x_4019, 1, x_4017);
-x_4020 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_4021 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4021, 0, x_4019);
-lean_ctor_set(x_4021, 1, x_4020);
-lean_inc(x_3590);
-x_4022 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3590);
-x_4023 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4023, 0, x_4022);
-x_4024 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4024, 0, x_4021);
-lean_ctor_set(x_4024, 1, x_4023);
-x_4025 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_4026 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4026, 0, x_4024);
-lean_ctor_set(x_4026, 1, x_4025);
-lean_inc(x_1);
-lean_inc(x_3589);
-if (lean_is_scalar(x_4015)) {
- x_4027 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4027 = x_4015;
-}
-lean_ctor_set(x_4027, 0, x_3589);
-lean_ctor_set(x_4027, 1, x_1);
-x_4028 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_4027);
-x_4029 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4029, 0, x_4028);
-x_4030 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4030, 0, x_4026);
-lean_ctor_set(x_4030, 1, x_4029);
-x_4031 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_4032 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4032, 0, x_4030);
-lean_ctor_set(x_4032, 1, x_4031);
-x_4033 = lean_ctor_get(x_3504, 1);
-lean_inc(x_4033);
-x_4034 = lean_ctor_get(x_3504, 2);
-lean_inc(x_4034);
-if (lean_is_scalar(x_3580)) {
- x_4035 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4035 = x_3580;
-}
-lean_ctor_set(x_4035, 0, x_4033);
-lean_ctor_set(x_4035, 1, x_4034);
-x_4036 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_4035);
-x_4037 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4037, 0, x_4036);
-x_4038 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4038, 0, x_4032);
-lean_ctor_set(x_4038, 1, x_4037);
-x_4039 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4040 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4039, x_4038, x_5, x_4014, x_7, x_8, x_4004);
-x_4041 = lean_ctor_get(x_4040, 0);
-lean_inc(x_4041);
-x_4042 = lean_ctor_get(x_4040, 1);
-lean_inc(x_4042);
-lean_dec(x_4040);
-x_3591 = x_4041;
-x_3592 = x_4042;
-goto block_4002;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4058; lean_object* x_4059; lean_object* x_4060; lean_object* x_4061; 
-lean_dec(x_3568);
-lean_dec(x_3504);
-lean_dec(x_3503);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4058 = lean_ctor_get(x_3569, 0);
-lean_inc(x_4058);
-x_4059 = lean_ctor_get(x_3569, 1);
-lean_inc(x_4059);
-if (lean_is_exclusive(x_3569)) {
- lean_ctor_release(x_3569, 0);
- lean_ctor_release(x_3569, 1);
- x_4060 = x_3569;
-} else {
- lean_dec_ref(x_3569);
- x_4060 = lean_box(0);
-}
-if (lean_is_scalar(x_4060)) {
- x_4061 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_4061 = x_4060;
-}
-lean_ctor_set(x_4061, 0, x_4058);
-lean_ctor_set(x_4061, 1, x_4059);
-return x_4061;
-}
-}
-block_4123:
-{
-lean_object* x_4065; lean_object* x_4066; lean_object* x_4067; uint8_t x_4068; 
-x_4065 = lean_ctor_get(x_4063, 0);
-lean_inc(x_4065);
-if (lean_is_exclusive(x_4063)) {
- lean_ctor_release(x_4063, 0);
- x_4066 = x_4063;
-} else {
- lean_dec_ref(x_4063);
- x_4066 = lean_box(0);
-}
-x_4067 = lean_ctor_get(x_4065, 0);
-lean_inc(x_4067);
-x_4068 = lean_unbox(x_4067);
-lean_dec(x_4067);
-if (x_4068 == 0)
-{
-lean_object* x_4069; lean_object* x_4070; lean_object* x_4071; lean_object* x_4072; lean_object* x_4073; 
-lean_dec(x_14);
-x_4069 = lean_ctor_get(x_4065, 1);
-lean_inc(x_4069);
-if (lean_is_exclusive(x_4065)) {
- lean_ctor_release(x_4065, 0);
- lean_ctor_release(x_4065, 1);
- x_4070 = x_4065;
-} else {
- lean_dec_ref(x_4065);
- x_4070 = lean_box(0);
-}
-x_4071 = lean_box(0);
-if (lean_is_scalar(x_4070)) {
- x_4072 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4072 = x_4070;
-}
-lean_ctor_set(x_4072, 0, x_4071);
-lean_ctor_set(x_4072, 1, x_4069);
-if (lean_is_scalar(x_4066)) {
- x_4073 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4073 = x_4066;
-}
-lean_ctor_set(x_4073, 0, x_4072);
-x_3564 = x_4073;
-x_3565 = x_4064;
-goto block_4062;
-}
-else
-{
-lean_object* x_4074; lean_object* x_4075; lean_object* x_4076; lean_object* x_4077; lean_object* x_4078; lean_object* x_4079; lean_object* x_4080; lean_object* x_4081; lean_object* x_4082; lean_object* x_4083; 
-lean_dec(x_4066);
-x_4074 = lean_ctor_get(x_4065, 1);
-lean_inc(x_4074);
-lean_dec(x_4065);
-x_4075 = lean_ctor_get(x_3504, 1);
-lean_inc(x_4075);
-x_4076 = lean_ctor_get(x_3504, 2);
-lean_inc(x_4076);
-x_4077 = l_Lean_Name_toString___closed__1;
-x_4078 = l_Lean_Name_toStringWithSep___main(x_4077, x_4076);
-x_4079 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_4079, 0, x_14);
-x_4080 = l_Lean_MessageData_ofList___closed__3;
-x_4081 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4081, 0, x_4080);
-lean_ctor_set(x_4081, 1, x_4079);
-x_4082 = lean_unsigned_to_nat(2u);
-x_4083 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_4083, 0, x_4082);
-lean_ctor_set(x_4083, 1, x_4081);
-if (lean_obj_tag(x_4075) == 0)
-{
-lean_object* x_4084; lean_object* x_4085; lean_object* x_4086; lean_object* x_4087; lean_object* x_4088; lean_object* x_4089; lean_object* x_4090; lean_object* x_4091; lean_object* x_4092; lean_object* x_4093; lean_object* x_4094; lean_object* x_4095; lean_object* x_4096; lean_object* x_4097; lean_object* x_4098; 
-x_4084 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31;
-x_4085 = lean_string_append(x_4084, x_4078);
-lean_dec(x_4078);
-x_4086 = l_Option_HasRepr___rarg___closed__3;
-x_4087 = lean_string_append(x_4085, x_4086);
-x_4088 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_4088, 0, x_4087);
-x_4089 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4089, 0, x_4088);
-x_4090 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_4091 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4091, 0, x_4090);
-lean_ctor_set(x_4091, 1, x_4089);
-x_4092 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_4093 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4093, 0, x_4091);
-lean_ctor_set(x_4093, 1, x_4092);
-x_4094 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4094, 0, x_4093);
-lean_ctor_set(x_4094, 1, x_4083);
-x_4095 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4096 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4095, x_4094, x_5, x_4074, x_7, x_8, x_4064);
-x_4097 = lean_ctor_get(x_4096, 0);
-lean_inc(x_4097);
-x_4098 = lean_ctor_get(x_4096, 1);
-lean_inc(x_4098);
-lean_dec(x_4096);
-x_3564 = x_4097;
-x_3565 = x_4098;
-goto block_4062;
-}
-else
-{
-lean_object* x_4099; lean_object* x_4100; lean_object* x_4101; lean_object* x_4102; lean_object* x_4103; lean_object* x_4104; lean_object* x_4105; lean_object* x_4106; lean_object* x_4107; lean_object* x_4108; lean_object* x_4109; lean_object* x_4110; lean_object* x_4111; lean_object* x_4112; lean_object* x_4113; lean_object* x_4114; lean_object* x_4115; lean_object* x_4116; lean_object* x_4117; lean_object* x_4118; lean_object* x_4119; lean_object* x_4120; lean_object* x_4121; lean_object* x_4122; 
-x_4099 = lean_ctor_get(x_4075, 0);
-lean_inc(x_4099);
-lean_dec(x_4075);
-x_4100 = l_Nat_repr(x_4099);
-x_4101 = l_addParenHeuristic(x_4100);
-lean_dec(x_4100);
-x_4102 = l_Option_HasRepr___rarg___closed__2;
-x_4103 = lean_string_append(x_4102, x_4101);
-lean_dec(x_4101);
-x_4104 = l_Option_HasRepr___rarg___closed__3;
-x_4105 = lean_string_append(x_4103, x_4104);
-x_4106 = l_Prod_HasRepr___rarg___closed__1;
-x_4107 = lean_string_append(x_4106, x_4105);
-lean_dec(x_4105);
-x_4108 = l_List_reprAux___main___rarg___closed__1;
-x_4109 = lean_string_append(x_4107, x_4108);
-x_4110 = lean_string_append(x_4109, x_4078);
-lean_dec(x_4078);
-x_4111 = lean_string_append(x_4110, x_4104);
-x_4112 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_4112, 0, x_4111);
-x_4113 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4113, 0, x_4112);
-x_4114 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_4115 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4115, 0, x_4114);
-lean_ctor_set(x_4115, 1, x_4113);
-x_4116 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_4117 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4117, 0, x_4115);
-lean_ctor_set(x_4117, 1, x_4116);
-x_4118 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4118, 0, x_4117);
-lean_ctor_set(x_4118, 1, x_4083);
-x_4119 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4120 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4119, x_4118, x_5, x_4074, x_7, x_8, x_4064);
-x_4121 = lean_ctor_get(x_4120, 0);
-lean_inc(x_4121);
-x_4122 = lean_ctor_get(x_4120, 1);
-lean_inc(x_4122);
-lean_dec(x_4120);
-x_3564 = x_4121;
-x_3565 = x_4122;
-goto block_4062;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4136; lean_object* x_4137; lean_object* x_4138; lean_object* x_4139; lean_object* x_4140; lean_object* x_4141; lean_object* x_4195; lean_object* x_4196; lean_object* x_4197; uint8_t x_4198; lean_object* x_4199; lean_object* x_4200; lean_object* x_4201; lean_object* x_4699; lean_object* x_4700; lean_object* x_4760; lean_object* x_4761; uint8_t x_4762; 
-x_4136 = lean_ctor_get(x_17, 0);
-lean_inc(x_4136);
-lean_dec(x_17);
-x_4137 = lean_ctor_get(x_16, 1);
-lean_inc(x_4137);
-lean_dec(x_16);
-x_4138 = lean_ctor_get(x_4136, 0);
-lean_inc(x_4138);
-x_4139 = lean_ctor_get(x_4136, 1);
-lean_inc(x_4139);
-if (lean_is_exclusive(x_4136)) {
- lean_ctor_release(x_4136, 0);
- lean_ctor_release(x_4136, 1);
- x_4140 = x_4136;
-} else {
- lean_dec_ref(x_4136);
- x_4140 = lean_box(0);
-}
-x_4195 = lean_ctor_get(x_4139, 0);
-lean_inc(x_4195);
-x_4196 = lean_box(0);
-x_4197 = lean_box(0);
-x_4198 = 0;
-x_4199 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_4199, 0, x_4195);
-lean_ctor_set(x_4199, 1, x_4196);
-lean_ctor_set(x_4199, 2, x_4197);
-lean_ctor_set(x_4199, 3, x_4196);
-lean_ctor_set(x_4199, 4, x_4196);
-lean_ctor_set_uint8(x_4199, sizeof(void*)*5, x_4198);
-x_4760 = l_Lean_Core_getTraceState___rarg(x_8, x_4137);
-x_4761 = lean_ctor_get(x_4760, 0);
-lean_inc(x_4761);
-x_4762 = lean_ctor_get_uint8(x_4761, sizeof(void*)*1);
-lean_dec(x_4761);
-if (x_4762 == 0)
-{
-lean_object* x_4763; lean_object* x_4764; lean_object* x_4765; lean_object* x_4766; 
-x_4763 = lean_ctor_get(x_4760, 1);
-lean_inc(x_4763);
-lean_dec(x_4760);
-x_4764 = lean_box(x_4198);
-if (lean_is_scalar(x_4140)) {
- x_4765 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4765 = x_4140;
-}
-lean_ctor_set(x_4765, 0, x_4764);
-lean_ctor_set(x_4765, 1, x_4199);
-x_4766 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_4766, 0, x_4765);
-x_4699 = x_4766;
-x_4700 = x_4763;
-goto block_4759;
-}
-else
-{
-lean_object* x_4767; lean_object* x_4768; lean_object* x_4769; lean_object* x_4770; lean_object* x_4771; lean_object* x_4772; lean_object* x_4773; 
-x_4767 = lean_ctor_get(x_4760, 1);
-lean_inc(x_4767);
-lean_dec(x_4760);
-x_4768 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4769 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4768, x_7, x_8, x_4767);
-x_4770 = lean_ctor_get(x_4769, 0);
-lean_inc(x_4770);
-x_4771 = lean_ctor_get(x_4769, 1);
-lean_inc(x_4771);
-lean_dec(x_4769);
-if (lean_is_scalar(x_4140)) {
- x_4772 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4772 = x_4140;
-}
-lean_ctor_set(x_4772, 0, x_4770);
-lean_ctor_set(x_4772, 1, x_4199);
-x_4773 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_4773, 0, x_4772);
-x_4699 = x_4773;
-x_4700 = x_4771;
-goto block_4759;
-}
-block_4194:
-{
-lean_object* x_4142; lean_object* x_4143; lean_object* x_4144; lean_object* x_4145; lean_object* x_4146; uint8_t x_4147; 
-x_4142 = lean_ctor_get(x_4141, 0);
-lean_inc(x_4142);
-x_4143 = lean_ctor_get(x_4142, 0);
-lean_inc(x_4143);
-if (lean_is_exclusive(x_4142)) {
- lean_ctor_release(x_4142, 0);
- x_4144 = x_4142;
-} else {
- lean_dec_ref(x_4142);
- x_4144 = lean_box(0);
-}
-x_4145 = lean_ctor_get(x_4143, 1);
-lean_inc(x_4145);
-if (lean_is_exclusive(x_4143)) {
- lean_ctor_release(x_4143, 0);
- lean_ctor_release(x_4143, 1);
- x_4146 = x_4143;
-} else {
- lean_dec_ref(x_4143);
- x_4146 = lean_box(0);
-}
-x_4147 = lean_ctor_get_uint8(x_4139, sizeof(void*)*5);
-if (x_4147 == 0)
-{
-lean_object* x_4148; 
-x_4148 = lean_ctor_get(x_4145, 4);
-lean_inc(x_4148);
-if (lean_obj_tag(x_4148) == 0)
-{
-lean_object* x_4149; lean_object* x_4150; lean_object* x_4151; lean_object* x_4152; lean_object* x_4153; uint8_t x_4154; lean_object* x_4155; lean_object* x_4156; lean_object* x_4157; lean_object* x_4158; lean_object* x_4159; lean_object* x_4160; lean_object* x_4161; lean_object* x_4162; 
-x_4149 = lean_ctor_get(x_4141, 1);
-lean_inc(x_4149);
-if (lean_is_exclusive(x_4141)) {
- lean_ctor_release(x_4141, 0);
- lean_ctor_release(x_4141, 1);
- x_4150 = x_4141;
-} else {
- lean_dec_ref(x_4141);
- x_4150 = lean_box(0);
-}
-x_4151 = lean_ctor_get(x_4145, 0);
-lean_inc(x_4151);
-x_4152 = lean_ctor_get(x_4145, 1);
-lean_inc(x_4152);
-x_4153 = lean_ctor_get(x_4145, 2);
-lean_inc(x_4153);
-x_4154 = lean_ctor_get_uint8(x_4145, sizeof(void*)*5);
-lean_dec(x_4145);
-x_4155 = lean_ctor_get(x_4139, 3);
-lean_inc(x_4155);
-if (lean_is_exclusive(x_4139)) {
- lean_ctor_release(x_4139, 0);
- lean_ctor_release(x_4139, 1);
- lean_ctor_release(x_4139, 2);
- lean_ctor_release(x_4139, 3);
- lean_ctor_release(x_4139, 4);
- x_4156 = x_4139;
-} else {
- lean_dec_ref(x_4139);
- x_4156 = lean_box(0);
-}
-x_4157 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_4157, 0, x_3);
-if (lean_is_scalar(x_4156)) {
- x_4158 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_4158 = x_4156;
-}
-lean_ctor_set(x_4158, 0, x_4151);
-lean_ctor_set(x_4158, 1, x_4152);
-lean_ctor_set(x_4158, 2, x_4153);
-lean_ctor_set(x_4158, 3, x_4155);
-lean_ctor_set(x_4158, 4, x_4157);
-lean_ctor_set_uint8(x_4158, sizeof(void*)*5, x_4154);
-x_4159 = lean_box(0);
-if (lean_is_scalar(x_4146)) {
- x_4160 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4160 = x_4146;
-}
-lean_ctor_set(x_4160, 0, x_4159);
-lean_ctor_set(x_4160, 1, x_4158);
-if (lean_is_scalar(x_4144)) {
- x_4161 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4161 = x_4144;
-}
-lean_ctor_set(x_4161, 0, x_4160);
-if (lean_is_scalar(x_4150)) {
- x_4162 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4162 = x_4150;
-}
-lean_ctor_set(x_4162, 0, x_4161);
-lean_ctor_set(x_4162, 1, x_4149);
-return x_4162;
-}
-else
-{
-lean_object* x_4163; lean_object* x_4164; lean_object* x_4165; lean_object* x_4166; lean_object* x_4167; uint8_t x_4168; lean_object* x_4169; lean_object* x_4170; lean_object* x_4171; lean_object* x_4172; lean_object* x_4173; lean_object* x_4174; lean_object* x_4175; lean_object* x_4176; lean_object* x_4177; lean_object* x_4178; lean_object* x_4179; 
-x_4163 = lean_ctor_get(x_4141, 1);
-lean_inc(x_4163);
-if (lean_is_exclusive(x_4141)) {
- lean_ctor_release(x_4141, 0);
- lean_ctor_release(x_4141, 1);
- x_4164 = x_4141;
-} else {
- lean_dec_ref(x_4141);
- x_4164 = lean_box(0);
-}
-x_4165 = lean_ctor_get(x_4145, 0);
-lean_inc(x_4165);
-x_4166 = lean_ctor_get(x_4145, 1);
-lean_inc(x_4166);
-x_4167 = lean_ctor_get(x_4145, 2);
-lean_inc(x_4167);
-x_4168 = lean_ctor_get_uint8(x_4145, sizeof(void*)*5);
-lean_dec(x_4145);
-x_4169 = lean_ctor_get(x_4139, 3);
-lean_inc(x_4169);
-if (lean_is_exclusive(x_4139)) {
- lean_ctor_release(x_4139, 0);
- lean_ctor_release(x_4139, 1);
- lean_ctor_release(x_4139, 2);
- lean_ctor_release(x_4139, 3);
- lean_ctor_release(x_4139, 4);
- x_4170 = x_4139;
-} else {
- lean_dec_ref(x_4139);
- x_4170 = lean_box(0);
-}
-x_4171 = lean_ctor_get(x_4148, 0);
-lean_inc(x_4171);
-if (lean_is_exclusive(x_4148)) {
- lean_ctor_release(x_4148, 0);
- x_4172 = x_4148;
-} else {
- lean_dec_ref(x_4148);
- x_4172 = lean_box(0);
-}
-x_4173 = l_Nat_min(x_4171, x_3);
-lean_dec(x_3);
-lean_dec(x_4171);
-if (lean_is_scalar(x_4172)) {
- x_4174 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4174 = x_4172;
-}
-lean_ctor_set(x_4174, 0, x_4173);
-if (lean_is_scalar(x_4170)) {
- x_4175 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_4175 = x_4170;
-}
-lean_ctor_set(x_4175, 0, x_4165);
-lean_ctor_set(x_4175, 1, x_4166);
-lean_ctor_set(x_4175, 2, x_4167);
-lean_ctor_set(x_4175, 3, x_4169);
-lean_ctor_set(x_4175, 4, x_4174);
-lean_ctor_set_uint8(x_4175, sizeof(void*)*5, x_4168);
-x_4176 = lean_box(0);
-if (lean_is_scalar(x_4146)) {
- x_4177 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4177 = x_4146;
-}
-lean_ctor_set(x_4177, 0, x_4176);
-lean_ctor_set(x_4177, 1, x_4175);
-if (lean_is_scalar(x_4144)) {
- x_4178 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4178 = x_4144;
-}
-lean_ctor_set(x_4178, 0, x_4177);
-if (lean_is_scalar(x_4164)) {
- x_4179 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4179 = x_4164;
-}
-lean_ctor_set(x_4179, 0, x_4178);
-lean_ctor_set(x_4179, 1, x_4163);
-return x_4179;
-}
-}
-else
-{
-lean_object* x_4180; lean_object* x_4181; lean_object* x_4182; lean_object* x_4183; lean_object* x_4184; uint8_t x_4185; lean_object* x_4186; lean_object* x_4187; lean_object* x_4188; lean_object* x_4189; lean_object* x_4190; lean_object* x_4191; lean_object* x_4192; lean_object* x_4193; 
-lean_dec(x_3);
-x_4180 = lean_ctor_get(x_4141, 1);
-lean_inc(x_4180);
-if (lean_is_exclusive(x_4141)) {
- lean_ctor_release(x_4141, 0);
- lean_ctor_release(x_4141, 1);
- x_4181 = x_4141;
-} else {
- lean_dec_ref(x_4141);
- x_4181 = lean_box(0);
-}
-x_4182 = lean_ctor_get(x_4145, 0);
-lean_inc(x_4182);
-x_4183 = lean_ctor_get(x_4145, 1);
-lean_inc(x_4183);
-x_4184 = lean_ctor_get(x_4145, 2);
-lean_inc(x_4184);
-x_4185 = lean_ctor_get_uint8(x_4145, sizeof(void*)*5);
-lean_dec(x_4145);
-x_4186 = lean_ctor_get(x_4139, 3);
-lean_inc(x_4186);
-x_4187 = lean_ctor_get(x_4139, 4);
-lean_inc(x_4187);
-if (lean_is_exclusive(x_4139)) {
- lean_ctor_release(x_4139, 0);
- lean_ctor_release(x_4139, 1);
- lean_ctor_release(x_4139, 2);
- lean_ctor_release(x_4139, 3);
- lean_ctor_release(x_4139, 4);
- x_4188 = x_4139;
-} else {
- lean_dec_ref(x_4139);
- x_4188 = lean_box(0);
-}
-if (lean_is_scalar(x_4188)) {
- x_4189 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_4189 = x_4188;
-}
-lean_ctor_set(x_4189, 0, x_4182);
-lean_ctor_set(x_4189, 1, x_4183);
-lean_ctor_set(x_4189, 2, x_4184);
-lean_ctor_set(x_4189, 3, x_4186);
-lean_ctor_set(x_4189, 4, x_4187);
-lean_ctor_set_uint8(x_4189, sizeof(void*)*5, x_4185);
-x_4190 = lean_box(0);
-if (lean_is_scalar(x_4146)) {
- x_4191 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4191 = x_4146;
-}
-lean_ctor_set(x_4191, 0, x_4190);
-lean_ctor_set(x_4191, 1, x_4189);
-if (lean_is_scalar(x_4144)) {
- x_4192 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4192 = x_4144;
-}
-lean_ctor_set(x_4192, 0, x_4191);
-if (lean_is_scalar(x_4181)) {
- x_4193 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4193 = x_4181;
-}
-lean_ctor_set(x_4193, 0, x_4192);
-lean_ctor_set(x_4193, 1, x_4180);
-return x_4193;
-}
-}
-block_4698:
-{
-lean_object* x_4202; lean_object* x_4203; lean_object* x_4204; lean_object* x_4205; 
-x_4202 = lean_ctor_get(x_4200, 0);
-lean_inc(x_4202);
-lean_dec(x_4200);
-x_4203 = lean_ctor_get(x_4202, 1);
-lean_inc(x_4203);
-if (lean_is_exclusive(x_4202)) {
- lean_ctor_release(x_4202, 0);
- lean_ctor_release(x_4202, 1);
- x_4204 = x_4202;
-} else {
- lean_dec_ref(x_4202);
- x_4204 = lean_box(0);
-}
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_5);
-x_4205 = lean_apply_5(x_4, x_5, x_4203, x_7, x_8, x_4201);
-if (lean_obj_tag(x_4205) == 0)
-{
-lean_object* x_4206; 
-x_4206 = lean_ctor_get(x_4205, 0);
-lean_inc(x_4206);
-if (lean_obj_tag(x_4206) == 0)
-{
-lean_object* x_4207; lean_object* x_4208; lean_object* x_4209; lean_object* x_4210; lean_object* x_4211; lean_object* x_4212; 
-lean_dec(x_4204);
-lean_dec(x_4139);
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4207 = lean_ctor_get(x_4205, 1);
-lean_inc(x_4207);
-if (lean_is_exclusive(x_4205)) {
- lean_ctor_release(x_4205, 0);
- lean_ctor_release(x_4205, 1);
- x_4208 = x_4205;
-} else {
- lean_dec_ref(x_4205);
- x_4208 = lean_box(0);
-}
-x_4209 = lean_ctor_get(x_4206, 0);
-lean_inc(x_4209);
-if (lean_is_exclusive(x_4206)) {
- lean_ctor_release(x_4206, 0);
- x_4210 = x_4206;
-} else {
- lean_dec_ref(x_4206);
- x_4210 = lean_box(0);
-}
-if (lean_is_scalar(x_4210)) {
- x_4211 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_4211 = x_4210;
-}
-lean_ctor_set(x_4211, 0, x_4209);
-if (lean_is_scalar(x_4208)) {
- x_4212 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4212 = x_4208;
-}
-lean_ctor_set(x_4212, 0, x_4211);
-lean_ctor_set(x_4212, 1, x_4207);
-return x_4212;
-}
-else
-{
-lean_object* x_4213; lean_object* x_4214; lean_object* x_4215; lean_object* x_4216; lean_object* x_4217; 
-x_4213 = lean_ctor_get(x_4206, 0);
-lean_inc(x_4213);
-if (lean_is_exclusive(x_4206)) {
- lean_ctor_release(x_4206, 0);
- x_4214 = x_4206;
-} else {
- lean_dec_ref(x_4206);
- x_4214 = lean_box(0);
-}
-x_4215 = lean_ctor_get(x_4213, 1);
-lean_inc(x_4215);
-if (lean_is_exclusive(x_4213)) {
- lean_ctor_release(x_4213, 0);
- lean_ctor_release(x_4213, 1);
- x_4216 = x_4213;
-} else {
- lean_dec_ref(x_4213);
- x_4216 = lean_box(0);
-}
-x_4217 = lean_ctor_get(x_4215, 3);
-lean_inc(x_4217);
-if (lean_obj_tag(x_4217) == 0)
-{
-lean_object* x_4218; lean_object* x_4219; lean_object* x_4220; lean_object* x_4221; lean_object* x_4222; 
-lean_dec(x_4216);
-lean_dec(x_4214);
-lean_dec(x_4204);
-lean_dec(x_4139);
-lean_dec(x_4138);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4218 = lean_ctor_get(x_4205, 1);
-lean_inc(x_4218);
-lean_dec(x_4205);
-x_4219 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__8;
-x_4220 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__11;
-x_4221 = lean_panic_fn(x_4219, x_4220);
-x_4222 = lean_apply_5(x_4221, x_5, x_4215, x_7, x_8, x_4218);
-return x_4222;
-}
-else
-{
-lean_object* x_4223; lean_object* x_4224; lean_object* x_4225; lean_object* x_4226; lean_object* x_4227; lean_object* x_4228; lean_object* x_4639; lean_object* x_4640; lean_object* x_4680; lean_object* x_4681; uint8_t x_4682; 
-x_4223 = lean_ctor_get(x_4205, 1);
-lean_inc(x_4223);
-if (lean_is_exclusive(x_4205)) {
- lean_ctor_release(x_4205, 0);
- lean_ctor_release(x_4205, 1);
- x_4224 = x_4205;
-} else {
- lean_dec_ref(x_4205);
- x_4224 = lean_box(0);
-}
-x_4225 = lean_ctor_get(x_4215, 4);
-lean_inc(x_4225);
-x_4226 = lean_ctor_get(x_4217, 0);
-lean_inc(x_4226);
-lean_dec(x_4217);
-x_4680 = l_Lean_Core_getTraceState___rarg(x_8, x_4223);
-x_4681 = lean_ctor_get(x_4680, 0);
-lean_inc(x_4681);
-x_4682 = lean_ctor_get_uint8(x_4681, sizeof(void*)*1);
-lean_dec(x_4681);
-if (x_4682 == 0)
-{
-lean_object* x_4683; lean_object* x_4684; lean_object* x_4685; lean_object* x_4686; 
-x_4683 = lean_ctor_get(x_4680, 1);
-lean_inc(x_4683);
-lean_dec(x_4680);
-x_4684 = lean_box(x_4198);
-if (lean_is_scalar(x_4204)) {
- x_4685 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4685 = x_4204;
-}
-lean_ctor_set(x_4685, 0, x_4684);
-lean_ctor_set(x_4685, 1, x_4215);
-if (lean_is_scalar(x_4214)) {
- x_4686 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4686 = x_4214;
-}
-lean_ctor_set(x_4686, 0, x_4685);
-x_4639 = x_4686;
-x_4640 = x_4683;
-goto block_4679;
-}
-else
-{
-lean_object* x_4687; lean_object* x_4688; lean_object* x_4689; lean_object* x_4690; lean_object* x_4691; lean_object* x_4692; lean_object* x_4693; 
-x_4687 = lean_ctor_get(x_4680, 1);
-lean_inc(x_4687);
-lean_dec(x_4680);
-x_4688 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4689 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4688, x_7, x_8, x_4687);
-x_4690 = lean_ctor_get(x_4689, 0);
-lean_inc(x_4690);
-x_4691 = lean_ctor_get(x_4689, 1);
-lean_inc(x_4691);
-lean_dec(x_4689);
-if (lean_is_scalar(x_4204)) {
- x_4692 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4692 = x_4204;
-}
-lean_ctor_set(x_4692, 0, x_4690);
-lean_ctor_set(x_4692, 1, x_4215);
-if (lean_is_scalar(x_4214)) {
- x_4693 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4693 = x_4214;
-}
-lean_ctor_set(x_4693, 0, x_4692);
-x_4639 = x_4693;
-x_4640 = x_4691;
-goto block_4679;
-}
-block_4638:
-{
-lean_object* x_4229; lean_object* x_4230; lean_object* x_4231; lean_object* x_4232; lean_object* x_4233; lean_object* x_4234; lean_object* x_4256; uint8_t x_4613; 
-x_4229 = lean_ctor_get(x_4227, 0);
-lean_inc(x_4229);
-if (lean_is_exclusive(x_4227)) {
- lean_ctor_release(x_4227, 0);
- x_4230 = x_4227;
-} else {
- lean_dec_ref(x_4227);
- x_4230 = lean_box(0);
-}
-x_4231 = lean_ctor_get(x_4229, 1);
-lean_inc(x_4231);
-if (lean_is_exclusive(x_4229)) {
- lean_ctor_release(x_4229, 0);
- lean_ctor_release(x_4229, 1);
- x_4232 = x_4229;
-} else {
- lean_dec_ref(x_4229);
- x_4232 = lean_box(0);
-}
-x_4613 = lean_nat_dec_lt(x_4226, x_3);
-lean_dec(x_4226);
-if (x_4613 == 0)
-{
-if (lean_obj_tag(x_4225) == 0)
-{
-lean_object* x_4614; lean_object* x_4615; lean_object* x_4616; lean_object* x_4617; 
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4614 = lean_box(0);
-if (lean_is_scalar(x_4232)) {
- x_4615 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4615 = x_4232;
-}
-lean_ctor_set(x_4615, 0, x_4614);
-lean_ctor_set(x_4615, 1, x_4231);
-if (lean_is_scalar(x_4230)) {
- x_4616 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4616 = x_4230;
-}
-lean_ctor_set(x_4616, 0, x_4615);
-if (lean_is_scalar(x_4224)) {
- x_4617 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4617 = x_4224;
-}
-lean_ctor_set(x_4617, 0, x_4616);
-lean_ctor_set(x_4617, 1, x_4228);
-x_4141 = x_4617;
-goto block_4194;
-}
-else
-{
-lean_object* x_4618; 
-x_4618 = lean_ctor_get(x_4139, 1);
-lean_inc(x_4618);
-if (lean_obj_tag(x_4618) == 0)
-{
-lean_object* x_4619; lean_object* x_4620; lean_object* x_4621; lean_object* x_4622; 
-lean_dec(x_4225);
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4619 = lean_box(0);
-if (lean_is_scalar(x_4232)) {
- x_4620 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4620 = x_4232;
-}
-lean_ctor_set(x_4620, 0, x_4619);
-lean_ctor_set(x_4620, 1, x_4231);
-if (lean_is_scalar(x_4230)) {
- x_4621 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4621 = x_4230;
-}
-lean_ctor_set(x_4621, 0, x_4620);
-if (lean_is_scalar(x_4224)) {
- x_4622 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4622 = x_4224;
-}
-lean_ctor_set(x_4622, 0, x_4621);
-lean_ctor_set(x_4622, 1, x_4228);
-x_4141 = x_4622;
-goto block_4194;
-}
-else
-{
-lean_object* x_4623; lean_object* x_4624; lean_object* x_4625; uint8_t x_4626; 
-x_4623 = lean_ctor_get(x_4225, 0);
-lean_inc(x_4623);
-lean_dec(x_4225);
-x_4624 = lean_ctor_get(x_4618, 0);
-lean_inc(x_4624);
-lean_dec(x_4618);
-x_4625 = lean_ctor_get(x_4139, 2);
-lean_inc(x_4625);
-x_4626 = lean_name_eq(x_1, x_4625);
-lean_dec(x_4625);
-if (x_4626 == 0)
-{
-lean_object* x_4627; lean_object* x_4628; lean_object* x_4629; lean_object* x_4630; 
-lean_dec(x_4624);
-lean_dec(x_4623);
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4627 = lean_box(0);
-if (lean_is_scalar(x_4232)) {
- x_4628 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4628 = x_4232;
-}
-lean_ctor_set(x_4628, 0, x_4627);
-lean_ctor_set(x_4628, 1, x_4231);
-if (lean_is_scalar(x_4230)) {
- x_4629 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4629 = x_4230;
-}
-lean_ctor_set(x_4629, 0, x_4628);
-if (lean_is_scalar(x_4224)) {
- x_4630 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4630 = x_4224;
-}
-lean_ctor_set(x_4630, 0, x_4629);
-lean_ctor_set(x_4630, 1, x_4228);
-x_4141 = x_4630;
-goto block_4194;
-}
-else
-{
-uint8_t x_4631; 
-x_4631 = lean_nat_dec_le(x_4623, x_4624);
-lean_dec(x_4624);
-lean_dec(x_4623);
-if (x_4631 == 0)
-{
-lean_object* x_4632; lean_object* x_4633; lean_object* x_4634; lean_object* x_4635; 
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4632 = lean_box(0);
-if (lean_is_scalar(x_4232)) {
- x_4633 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4633 = x_4232;
-}
-lean_ctor_set(x_4633, 0, x_4632);
-lean_ctor_set(x_4633, 1, x_4231);
-if (lean_is_scalar(x_4230)) {
- x_4634 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4634 = x_4230;
-}
-lean_ctor_set(x_4634, 0, x_4633);
-if (lean_is_scalar(x_4224)) {
- x_4635 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4635 = x_4224;
-}
-lean_ctor_set(x_4635, 0, x_4634);
-lean_ctor_set(x_4635, 1, x_4228);
-x_4141 = x_4635;
-goto block_4194;
-}
-else
-{
-lean_object* x_4636; 
-lean_dec(x_4232);
-lean_dec(x_4230);
-lean_dec(x_4224);
-x_4636 = lean_box(0);
-x_4256 = x_4636;
-goto block_4612;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4637; 
-lean_dec(x_4232);
-lean_dec(x_4230);
-lean_dec(x_4225);
-lean_dec(x_4224);
-x_4637 = lean_box(0);
-x_4256 = x_4637;
-goto block_4612;
-}
-block_4255:
-{
-lean_object* x_4235; lean_object* x_4236; lean_object* x_4237; lean_object* x_4238; lean_object* x_4239; lean_object* x_4240; lean_object* x_4241; lean_object* x_4242; lean_object* x_4243; lean_object* x_4244; lean_object* x_4245; lean_object* x_4246; uint8_t x_4247; lean_object* x_4248; lean_object* x_4249; lean_object* x_4250; lean_object* x_4251; lean_object* x_4252; lean_object* x_4253; lean_object* x_4254; 
-x_4235 = lean_ctor_get(x_4233, 0);
-lean_inc(x_4235);
-lean_dec(x_4233);
-x_4236 = lean_ctor_get(x_4235, 1);
-lean_inc(x_4236);
-lean_dec(x_4235);
-x_4237 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_4236, x_7, x_8, x_4234);
-lean_dec(x_8);
-lean_dec(x_7);
-x_4238 = lean_ctor_get(x_4237, 0);
-lean_inc(x_4238);
-x_4239 = lean_ctor_get(x_4238, 0);
-lean_inc(x_4239);
-if (lean_is_exclusive(x_4238)) {
- lean_ctor_release(x_4238, 0);
- x_4240 = x_4238;
-} else {
- lean_dec_ref(x_4238);
- x_4240 = lean_box(0);
-}
-x_4241 = lean_ctor_get(x_4239, 1);
-lean_inc(x_4241);
-if (lean_is_exclusive(x_4239)) {
- lean_ctor_release(x_4239, 0);
- lean_ctor_release(x_4239, 1);
- x_4242 = x_4239;
-} else {
- lean_dec_ref(x_4239);
- x_4242 = lean_box(0);
-}
-x_4243 = lean_ctor_get(x_4237, 1);
-lean_inc(x_4243);
-if (lean_is_exclusive(x_4237)) {
- lean_ctor_release(x_4237, 0);
- lean_ctor_release(x_4237, 1);
- x_4244 = x_4237;
-} else {
- lean_dec_ref(x_4237);
- x_4244 = lean_box(0);
-}
-x_4245 = lean_ctor_get(x_4241, 0);
-lean_inc(x_4245);
-x_4246 = lean_ctor_get(x_4241, 3);
-lean_inc(x_4246);
-x_4247 = lean_ctor_get_uint8(x_4241, sizeof(void*)*5);
-if (lean_is_exclusive(x_4241)) {
- lean_ctor_release(x_4241, 0);
- lean_ctor_release(x_4241, 1);
- lean_ctor_release(x_4241, 2);
- lean_ctor_release(x_4241, 3);
- lean_ctor_release(x_4241, 4);
- x_4248 = x_4241;
-} else {
- lean_dec_ref(x_4241);
- x_4248 = lean_box(0);
-}
-x_4249 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__12;
-if (lean_is_scalar(x_4248)) {
- x_4250 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_4250 = x_4248;
-}
-lean_ctor_set(x_4250, 0, x_4245);
-lean_ctor_set(x_4250, 1, x_4249);
-lean_ctor_set(x_4250, 2, x_1);
-lean_ctor_set(x_4250, 3, x_4246);
-lean_ctor_set(x_4250, 4, x_4196);
-lean_ctor_set_uint8(x_4250, sizeof(void*)*5, x_4247);
-x_4251 = lean_box(0);
-if (lean_is_scalar(x_4242)) {
- x_4252 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4252 = x_4242;
-}
-lean_ctor_set(x_4252, 0, x_4251);
-lean_ctor_set(x_4252, 1, x_4250);
-if (lean_is_scalar(x_4240)) {
- x_4253 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4253 = x_4240;
-}
-lean_ctor_set(x_4253, 0, x_4252);
-if (lean_is_scalar(x_4244)) {
- x_4254 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4254 = x_4244;
-}
-lean_ctor_set(x_4254, 0, x_4253);
-lean_ctor_set(x_4254, 1, x_4243);
-x_4141 = x_4254;
-goto block_4194;
-}
-block_4612:
-{
-lean_object* x_4257; uint8_t x_4258; 
-lean_dec(x_4256);
-x_4257 = lean_unsigned_to_nat(0u);
-x_4258 = lean_nat_dec_lt(x_4257, x_4138);
-lean_dec(x_4138);
-if (x_4258 == 0)
-{
-lean_object* x_4259; lean_object* x_4260; lean_object* x_4261; lean_object* x_4262; lean_object* x_4263; lean_object* x_4264; lean_object* x_4265; 
-x_4259 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4231, x_7, x_8, x_4228);
-x_4260 = lean_ctor_get(x_4259, 0);
-lean_inc(x_4260);
-x_4261 = lean_ctor_get(x_4260, 0);
-lean_inc(x_4261);
-lean_dec(x_4260);
-x_4262 = lean_ctor_get(x_4259, 1);
-lean_inc(x_4262);
-lean_dec(x_4259);
-x_4263 = lean_ctor_get(x_4261, 0);
-lean_inc(x_4263);
-x_4264 = lean_ctor_get(x_4261, 1);
-lean_inc(x_4264);
-lean_dec(x_4261);
-x_4265 = l_Lean_Syntax_getHeadInfo___main(x_4263);
-if (lean_obj_tag(x_4265) == 0)
-{
-lean_object* x_4266; lean_object* x_4267; lean_object* x_4268; lean_object* x_4269; lean_object* x_4270; lean_object* x_4271; lean_object* x_4272; lean_object* x_4273; lean_object* x_4274; lean_object* x_4275; lean_object* x_4276; lean_object* x_4277; lean_object* x_4278; lean_object* x_4279; lean_object* x_4280; lean_object* x_4281; lean_object* x_4301; lean_object* x_4302; uint8_t x_4303; 
-x_4266 = lean_apply_1(x_2, x_4263);
-x_4267 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4266, x_5, x_4264, x_7, x_8, x_4262);
-x_4268 = lean_ctor_get(x_4267, 0);
-lean_inc(x_4268);
-x_4269 = lean_ctor_get(x_4268, 0);
-lean_inc(x_4269);
-lean_dec(x_4268);
-x_4270 = lean_ctor_get(x_4267, 1);
-lean_inc(x_4270);
-lean_dec(x_4267);
-x_4271 = lean_ctor_get(x_4269, 1);
-lean_inc(x_4271);
-lean_dec(x_4269);
-x_4272 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4271, x_7, x_8, x_4270);
-x_4273 = lean_ctor_get(x_4272, 0);
-lean_inc(x_4273);
-x_4274 = lean_ctor_get(x_4273, 0);
-lean_inc(x_4274);
-if (lean_is_exclusive(x_4273)) {
- lean_ctor_release(x_4273, 0);
- x_4275 = x_4273;
-} else {
- lean_dec_ref(x_4273);
- x_4275 = lean_box(0);
-}
-x_4276 = lean_ctor_get(x_4272, 1);
-lean_inc(x_4276);
-lean_dec(x_4272);
-x_4277 = lean_ctor_get(x_4274, 0);
-lean_inc(x_4277);
-x_4278 = lean_ctor_get(x_4274, 1);
-lean_inc(x_4278);
-if (lean_is_exclusive(x_4274)) {
- lean_ctor_release(x_4274, 0);
- lean_ctor_release(x_4274, 1);
- x_4279 = x_4274;
-} else {
- lean_dec_ref(x_4274);
- x_4279 = lean_box(0);
-}
-x_4301 = l_Lean_Core_getTraceState___rarg(x_8, x_4276);
-x_4302 = lean_ctor_get(x_4301, 0);
-lean_inc(x_4302);
-x_4303 = lean_ctor_get_uint8(x_4302, sizeof(void*)*1);
-lean_dec(x_4302);
-if (x_4303 == 0)
-{
-lean_object* x_4304; lean_object* x_4305; lean_object* x_4306; lean_object* x_4307; 
-x_4304 = lean_ctor_get(x_4301, 1);
-lean_inc(x_4304);
-lean_dec(x_4301);
-x_4305 = lean_box(x_4198);
-if (lean_is_scalar(x_4279)) {
- x_4306 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4306 = x_4279;
-}
-lean_ctor_set(x_4306, 0, x_4305);
-lean_ctor_set(x_4306, 1, x_4278);
-if (lean_is_scalar(x_4275)) {
- x_4307 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4307 = x_4275;
-}
-lean_ctor_set(x_4307, 0, x_4306);
-x_4280 = x_4307;
-x_4281 = x_4304;
-goto block_4300;
-}
-else
-{
-lean_object* x_4308; lean_object* x_4309; lean_object* x_4310; lean_object* x_4311; lean_object* x_4312; lean_object* x_4313; lean_object* x_4314; 
-x_4308 = lean_ctor_get(x_4301, 1);
-lean_inc(x_4308);
-lean_dec(x_4301);
-x_4309 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4310 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4309, x_7, x_8, x_4308);
-x_4311 = lean_ctor_get(x_4310, 0);
-lean_inc(x_4311);
-x_4312 = lean_ctor_get(x_4310, 1);
-lean_inc(x_4312);
-lean_dec(x_4310);
-if (lean_is_scalar(x_4279)) {
- x_4313 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4313 = x_4279;
-}
-lean_ctor_set(x_4313, 0, x_4311);
-lean_ctor_set(x_4313, 1, x_4278);
-if (lean_is_scalar(x_4275)) {
- x_4314 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4314 = x_4275;
-}
-lean_ctor_set(x_4314, 0, x_4313);
-x_4280 = x_4314;
-x_4281 = x_4312;
-goto block_4300;
-}
-block_4300:
-{
-lean_object* x_4282; lean_object* x_4283; lean_object* x_4284; uint8_t x_4285; 
-x_4282 = lean_ctor_get(x_4280, 0);
-lean_inc(x_4282);
-if (lean_is_exclusive(x_4280)) {
- lean_ctor_release(x_4280, 0);
- x_4283 = x_4280;
-} else {
- lean_dec_ref(x_4280);
- x_4283 = lean_box(0);
-}
-x_4284 = lean_ctor_get(x_4282, 0);
-lean_inc(x_4284);
-x_4285 = lean_unbox(x_4284);
-lean_dec(x_4284);
-if (x_4285 == 0)
-{
-lean_object* x_4286; lean_object* x_4287; lean_object* x_4288; lean_object* x_4289; lean_object* x_4290; 
-lean_dec(x_4277);
-lean_dec(x_5);
-x_4286 = lean_ctor_get(x_4282, 1);
-lean_inc(x_4286);
-if (lean_is_exclusive(x_4282)) {
- lean_ctor_release(x_4282, 0);
- lean_ctor_release(x_4282, 1);
- x_4287 = x_4282;
-} else {
- lean_dec_ref(x_4282);
- x_4287 = lean_box(0);
-}
-x_4288 = lean_box(0);
-if (lean_is_scalar(x_4287)) {
- x_4289 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4289 = x_4287;
-}
-lean_ctor_set(x_4289, 0, x_4288);
-lean_ctor_set(x_4289, 1, x_4286);
-if (lean_is_scalar(x_4283)) {
- x_4290 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4290 = x_4283;
-}
-lean_ctor_set(x_4290, 0, x_4289);
-x_4233 = x_4290;
-x_4234 = x_4281;
-goto block_4255;
-}
-else
-{
-lean_object* x_4291; lean_object* x_4292; lean_object* x_4293; lean_object* x_4294; lean_object* x_4295; lean_object* x_4296; lean_object* x_4297; lean_object* x_4298; lean_object* x_4299; 
-lean_dec(x_4283);
-x_4291 = lean_ctor_get(x_4282, 1);
-lean_inc(x_4291);
-lean_dec(x_4282);
-x_4292 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4277);
-x_4293 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4293, 0, x_4292);
-x_4294 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4295 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4295, 0, x_4294);
-lean_ctor_set(x_4295, 1, x_4293);
-x_4296 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4297 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4296, x_4295, x_5, x_4291, x_7, x_8, x_4281);
-lean_dec(x_5);
-x_4298 = lean_ctor_get(x_4297, 0);
-lean_inc(x_4298);
-x_4299 = lean_ctor_get(x_4297, 1);
-lean_inc(x_4299);
-lean_dec(x_4297);
-x_4233 = x_4298;
-x_4234 = x_4299;
-goto block_4255;
-}
-}
-}
-else
-{
-lean_object* x_4315; lean_object* x_4316; 
-x_4315 = lean_ctor_get(x_4265, 0);
-lean_inc(x_4315);
-lean_dec(x_4265);
-x_4316 = l_Lean_Syntax_getTailInfo___main(x_4263);
-if (lean_obj_tag(x_4316) == 0)
-{
-lean_object* x_4317; lean_object* x_4318; lean_object* x_4319; lean_object* x_4320; lean_object* x_4321; lean_object* x_4322; lean_object* x_4323; lean_object* x_4324; lean_object* x_4325; lean_object* x_4326; lean_object* x_4327; lean_object* x_4328; lean_object* x_4329; lean_object* x_4330; lean_object* x_4331; lean_object* x_4332; lean_object* x_4352; lean_object* x_4353; uint8_t x_4354; 
-lean_dec(x_4315);
-x_4317 = lean_apply_1(x_2, x_4263);
-x_4318 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4317, x_5, x_4264, x_7, x_8, x_4262);
-x_4319 = lean_ctor_get(x_4318, 0);
-lean_inc(x_4319);
-x_4320 = lean_ctor_get(x_4319, 0);
-lean_inc(x_4320);
-lean_dec(x_4319);
-x_4321 = lean_ctor_get(x_4318, 1);
-lean_inc(x_4321);
-lean_dec(x_4318);
-x_4322 = lean_ctor_get(x_4320, 1);
-lean_inc(x_4322);
-lean_dec(x_4320);
-x_4323 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4322, x_7, x_8, x_4321);
-x_4324 = lean_ctor_get(x_4323, 0);
-lean_inc(x_4324);
-x_4325 = lean_ctor_get(x_4324, 0);
-lean_inc(x_4325);
-if (lean_is_exclusive(x_4324)) {
- lean_ctor_release(x_4324, 0);
- x_4326 = x_4324;
-} else {
- lean_dec_ref(x_4324);
- x_4326 = lean_box(0);
-}
-x_4327 = lean_ctor_get(x_4323, 1);
-lean_inc(x_4327);
-lean_dec(x_4323);
-x_4328 = lean_ctor_get(x_4325, 0);
-lean_inc(x_4328);
-x_4329 = lean_ctor_get(x_4325, 1);
-lean_inc(x_4329);
-if (lean_is_exclusive(x_4325)) {
- lean_ctor_release(x_4325, 0);
- lean_ctor_release(x_4325, 1);
- x_4330 = x_4325;
-} else {
- lean_dec_ref(x_4325);
- x_4330 = lean_box(0);
-}
-x_4352 = l_Lean_Core_getTraceState___rarg(x_8, x_4327);
-x_4353 = lean_ctor_get(x_4352, 0);
-lean_inc(x_4353);
-x_4354 = lean_ctor_get_uint8(x_4353, sizeof(void*)*1);
-lean_dec(x_4353);
-if (x_4354 == 0)
-{
-lean_object* x_4355; lean_object* x_4356; lean_object* x_4357; lean_object* x_4358; 
-x_4355 = lean_ctor_get(x_4352, 1);
-lean_inc(x_4355);
-lean_dec(x_4352);
-x_4356 = lean_box(x_4198);
-if (lean_is_scalar(x_4330)) {
- x_4357 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4357 = x_4330;
-}
-lean_ctor_set(x_4357, 0, x_4356);
-lean_ctor_set(x_4357, 1, x_4329);
-if (lean_is_scalar(x_4326)) {
- x_4358 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4358 = x_4326;
-}
-lean_ctor_set(x_4358, 0, x_4357);
-x_4331 = x_4358;
-x_4332 = x_4355;
-goto block_4351;
-}
-else
-{
-lean_object* x_4359; lean_object* x_4360; lean_object* x_4361; lean_object* x_4362; lean_object* x_4363; lean_object* x_4364; lean_object* x_4365; 
-x_4359 = lean_ctor_get(x_4352, 1);
-lean_inc(x_4359);
-lean_dec(x_4352);
-x_4360 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4361 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4360, x_7, x_8, x_4359);
-x_4362 = lean_ctor_get(x_4361, 0);
-lean_inc(x_4362);
-x_4363 = lean_ctor_get(x_4361, 1);
-lean_inc(x_4363);
-lean_dec(x_4361);
-if (lean_is_scalar(x_4330)) {
- x_4364 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4364 = x_4330;
-}
-lean_ctor_set(x_4364, 0, x_4362);
-lean_ctor_set(x_4364, 1, x_4329);
-if (lean_is_scalar(x_4326)) {
- x_4365 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4365 = x_4326;
-}
-lean_ctor_set(x_4365, 0, x_4364);
-x_4331 = x_4365;
-x_4332 = x_4363;
-goto block_4351;
-}
-block_4351:
-{
-lean_object* x_4333; lean_object* x_4334; lean_object* x_4335; uint8_t x_4336; 
-x_4333 = lean_ctor_get(x_4331, 0);
-lean_inc(x_4333);
-if (lean_is_exclusive(x_4331)) {
- lean_ctor_release(x_4331, 0);
- x_4334 = x_4331;
-} else {
- lean_dec_ref(x_4331);
- x_4334 = lean_box(0);
-}
-x_4335 = lean_ctor_get(x_4333, 0);
-lean_inc(x_4335);
-x_4336 = lean_unbox(x_4335);
-lean_dec(x_4335);
-if (x_4336 == 0)
-{
-lean_object* x_4337; lean_object* x_4338; lean_object* x_4339; lean_object* x_4340; lean_object* x_4341; 
-lean_dec(x_4328);
-lean_dec(x_5);
-x_4337 = lean_ctor_get(x_4333, 1);
-lean_inc(x_4337);
-if (lean_is_exclusive(x_4333)) {
- lean_ctor_release(x_4333, 0);
- lean_ctor_release(x_4333, 1);
- x_4338 = x_4333;
-} else {
- lean_dec_ref(x_4333);
- x_4338 = lean_box(0);
-}
-x_4339 = lean_box(0);
-if (lean_is_scalar(x_4338)) {
- x_4340 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4340 = x_4338;
-}
-lean_ctor_set(x_4340, 0, x_4339);
-lean_ctor_set(x_4340, 1, x_4337);
-if (lean_is_scalar(x_4334)) {
- x_4341 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4341 = x_4334;
-}
-lean_ctor_set(x_4341, 0, x_4340);
-x_4233 = x_4341;
-x_4234 = x_4332;
-goto block_4255;
-}
-else
-{
-lean_object* x_4342; lean_object* x_4343; lean_object* x_4344; lean_object* x_4345; lean_object* x_4346; lean_object* x_4347; lean_object* x_4348; lean_object* x_4349; lean_object* x_4350; 
-lean_dec(x_4334);
-x_4342 = lean_ctor_get(x_4333, 1);
-lean_inc(x_4342);
-lean_dec(x_4333);
-x_4343 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4328);
-x_4344 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4344, 0, x_4343);
-x_4345 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4346 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4346, 0, x_4345);
-lean_ctor_set(x_4346, 1, x_4344);
-x_4347 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4348 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4347, x_4346, x_5, x_4342, x_7, x_8, x_4332);
-lean_dec(x_5);
-x_4349 = lean_ctor_get(x_4348, 0);
-lean_inc(x_4349);
-x_4350 = lean_ctor_get(x_4348, 1);
-lean_inc(x_4350);
-lean_dec(x_4348);
-x_4233 = x_4349;
-x_4234 = x_4350;
-goto block_4255;
-}
-}
-}
-else
-{
-lean_object* x_4366; lean_object* x_4367; lean_object* x_4368; lean_object* x_4369; lean_object* x_4370; lean_object* x_4371; lean_object* x_4372; lean_object* x_4373; lean_object* x_4374; lean_object* x_4375; lean_object* x_4376; lean_object* x_4377; lean_object* x_4378; lean_object* x_4379; lean_object* x_4380; lean_object* x_4381; lean_object* x_4382; lean_object* x_4383; lean_object* x_4384; lean_object* x_4385; lean_object* x_4386; lean_object* x_4387; lean_object* x_4388; lean_object* x_4389; lean_object* x_4390; lean_object* x_4391; lean_object* x_4392; lean_object* x_4393; lean_object* x_4394; lean_object* x_4395; lean_object* x_4396; lean_object* x_4397; lean_object* x_4398; lean_object* x_4399; lean_object* x_4419; lean_object* x_4420; uint8_t x_4421; 
-x_4366 = lean_ctor_get(x_4316, 0);
-lean_inc(x_4366);
-lean_dec(x_4316);
-x_4367 = lean_ctor_get(x_4315, 0);
-lean_inc(x_4367);
-x_4368 = lean_ctor_get(x_4315, 1);
-lean_inc(x_4368);
-x_4369 = lean_ctor_get(x_4315, 2);
-lean_inc(x_4369);
-if (lean_is_exclusive(x_4315)) {
- lean_ctor_release(x_4315, 0);
- lean_ctor_release(x_4315, 1);
- lean_ctor_release(x_4315, 2);
- x_4370 = x_4315;
-} else {
- lean_dec_ref(x_4315);
- x_4370 = lean_box(0);
-}
-x_4371 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_4368);
-if (lean_is_scalar(x_4370)) {
- x_4372 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_4372 = x_4370;
-}
-lean_ctor_set(x_4372, 0, x_4371);
-lean_ctor_set(x_4372, 1, x_4368);
-lean_ctor_set(x_4372, 2, x_4369);
-x_4373 = l_Lean_Syntax_setHeadInfo(x_4263, x_4372);
-x_4374 = lean_ctor_get(x_4366, 0);
-lean_inc(x_4374);
-x_4375 = lean_ctor_get(x_4366, 1);
-lean_inc(x_4375);
-x_4376 = lean_ctor_get(x_4366, 2);
-lean_inc(x_4376);
-if (lean_is_exclusive(x_4366)) {
- lean_ctor_release(x_4366, 0);
- lean_ctor_release(x_4366, 1);
- lean_ctor_release(x_4366, 2);
- x_4377 = x_4366;
-} else {
- lean_dec_ref(x_4366);
- x_4377 = lean_box(0);
-}
-lean_inc(x_4375);
-if (lean_is_scalar(x_4377)) {
- x_4378 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_4378 = x_4377;
-}
-lean_ctor_set(x_4378, 0, x_4374);
-lean_ctor_set(x_4378, 1, x_4375);
-lean_ctor_set(x_4378, 2, x_4371);
-x_4379 = l_Lean_Syntax_setTailInfo(x_4373, x_4378);
-x_4380 = lean_apply_1(x_2, x_4379);
-x_4381 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_4381, 0, x_4367);
-lean_ctor_set(x_4381, 1, x_4368);
-lean_ctor_set(x_4381, 2, x_4371);
-x_4382 = l_Lean_Syntax_setHeadInfo(x_4380, x_4381);
-x_4383 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_4383, 0, x_4371);
-lean_ctor_set(x_4383, 1, x_4375);
-lean_ctor_set(x_4383, 2, x_4376);
-x_4384 = l_Lean_Syntax_setTailInfo(x_4382, x_4383);
-x_4385 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4384, x_5, x_4264, x_7, x_8, x_4262);
-x_4386 = lean_ctor_get(x_4385, 0);
-lean_inc(x_4386);
-x_4387 = lean_ctor_get(x_4386, 0);
-lean_inc(x_4387);
-lean_dec(x_4386);
-x_4388 = lean_ctor_get(x_4385, 1);
-lean_inc(x_4388);
-lean_dec(x_4385);
-x_4389 = lean_ctor_get(x_4387, 1);
-lean_inc(x_4389);
-lean_dec(x_4387);
-x_4390 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4389, x_7, x_8, x_4388);
-x_4391 = lean_ctor_get(x_4390, 0);
-lean_inc(x_4391);
-x_4392 = lean_ctor_get(x_4391, 0);
-lean_inc(x_4392);
-if (lean_is_exclusive(x_4391)) {
- lean_ctor_release(x_4391, 0);
- x_4393 = x_4391;
-} else {
- lean_dec_ref(x_4391);
- x_4393 = lean_box(0);
-}
-x_4394 = lean_ctor_get(x_4390, 1);
-lean_inc(x_4394);
-lean_dec(x_4390);
-x_4395 = lean_ctor_get(x_4392, 0);
-lean_inc(x_4395);
-x_4396 = lean_ctor_get(x_4392, 1);
-lean_inc(x_4396);
-if (lean_is_exclusive(x_4392)) {
- lean_ctor_release(x_4392, 0);
- lean_ctor_release(x_4392, 1);
- x_4397 = x_4392;
-} else {
- lean_dec_ref(x_4392);
- x_4397 = lean_box(0);
-}
-x_4419 = l_Lean_Core_getTraceState___rarg(x_8, x_4394);
-x_4420 = lean_ctor_get(x_4419, 0);
-lean_inc(x_4420);
-x_4421 = lean_ctor_get_uint8(x_4420, sizeof(void*)*1);
-lean_dec(x_4420);
-if (x_4421 == 0)
-{
-lean_object* x_4422; lean_object* x_4423; lean_object* x_4424; lean_object* x_4425; 
-x_4422 = lean_ctor_get(x_4419, 1);
-lean_inc(x_4422);
-lean_dec(x_4419);
-x_4423 = lean_box(x_4198);
-if (lean_is_scalar(x_4397)) {
- x_4424 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4424 = x_4397;
-}
-lean_ctor_set(x_4424, 0, x_4423);
-lean_ctor_set(x_4424, 1, x_4396);
-if (lean_is_scalar(x_4393)) {
- x_4425 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4425 = x_4393;
-}
-lean_ctor_set(x_4425, 0, x_4424);
-x_4398 = x_4425;
-x_4399 = x_4422;
-goto block_4418;
-}
-else
-{
-lean_object* x_4426; lean_object* x_4427; lean_object* x_4428; lean_object* x_4429; lean_object* x_4430; lean_object* x_4431; lean_object* x_4432; 
-x_4426 = lean_ctor_get(x_4419, 1);
-lean_inc(x_4426);
-lean_dec(x_4419);
-x_4427 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4428 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4427, x_7, x_8, x_4426);
-x_4429 = lean_ctor_get(x_4428, 0);
-lean_inc(x_4429);
-x_4430 = lean_ctor_get(x_4428, 1);
-lean_inc(x_4430);
-lean_dec(x_4428);
-if (lean_is_scalar(x_4397)) {
- x_4431 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4431 = x_4397;
-}
-lean_ctor_set(x_4431, 0, x_4429);
-lean_ctor_set(x_4431, 1, x_4396);
-if (lean_is_scalar(x_4393)) {
- x_4432 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4432 = x_4393;
-}
-lean_ctor_set(x_4432, 0, x_4431);
-x_4398 = x_4432;
-x_4399 = x_4430;
-goto block_4418;
-}
-block_4418:
-{
-lean_object* x_4400; lean_object* x_4401; lean_object* x_4402; uint8_t x_4403; 
-x_4400 = lean_ctor_get(x_4398, 0);
-lean_inc(x_4400);
-if (lean_is_exclusive(x_4398)) {
- lean_ctor_release(x_4398, 0);
- x_4401 = x_4398;
-} else {
- lean_dec_ref(x_4398);
- x_4401 = lean_box(0);
-}
-x_4402 = lean_ctor_get(x_4400, 0);
-lean_inc(x_4402);
-x_4403 = lean_unbox(x_4402);
-lean_dec(x_4402);
-if (x_4403 == 0)
-{
-lean_object* x_4404; lean_object* x_4405; lean_object* x_4406; lean_object* x_4407; lean_object* x_4408; 
-lean_dec(x_4395);
-lean_dec(x_5);
-x_4404 = lean_ctor_get(x_4400, 1);
-lean_inc(x_4404);
-if (lean_is_exclusive(x_4400)) {
- lean_ctor_release(x_4400, 0);
- lean_ctor_release(x_4400, 1);
- x_4405 = x_4400;
-} else {
- lean_dec_ref(x_4400);
- x_4405 = lean_box(0);
-}
-x_4406 = lean_box(0);
-if (lean_is_scalar(x_4405)) {
- x_4407 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4407 = x_4405;
-}
-lean_ctor_set(x_4407, 0, x_4406);
-lean_ctor_set(x_4407, 1, x_4404);
-if (lean_is_scalar(x_4401)) {
- x_4408 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4408 = x_4401;
-}
-lean_ctor_set(x_4408, 0, x_4407);
-x_4233 = x_4408;
-x_4234 = x_4399;
-goto block_4255;
-}
-else
-{
-lean_object* x_4409; lean_object* x_4410; lean_object* x_4411; lean_object* x_4412; lean_object* x_4413; lean_object* x_4414; lean_object* x_4415; lean_object* x_4416; lean_object* x_4417; 
-lean_dec(x_4401);
-x_4409 = lean_ctor_get(x_4400, 1);
-lean_inc(x_4409);
-lean_dec(x_4400);
-x_4410 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4395);
-x_4411 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4411, 0, x_4410);
-x_4412 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4413 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4413, 0, x_4412);
-lean_ctor_set(x_4413, 1, x_4411);
-x_4414 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4415 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4414, x_4413, x_5, x_4409, x_7, x_8, x_4399);
-lean_dec(x_5);
-x_4416 = lean_ctor_get(x_4415, 0);
-lean_inc(x_4416);
-x_4417 = lean_ctor_get(x_4415, 1);
-lean_inc(x_4417);
-lean_dec(x_4415);
-x_4233 = x_4416;
-x_4234 = x_4417;
-goto block_4255;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4433; lean_object* x_4434; lean_object* x_4435; lean_object* x_4436; lean_object* x_4437; lean_object* x_4438; lean_object* x_4439; lean_object* x_4440; lean_object* x_4441; lean_object* x_4442; lean_object* x_4443; lean_object* x_4444; 
-x_4433 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_4231, x_7, x_8, x_4228);
-x_4434 = lean_ctor_get(x_4433, 0);
-lean_inc(x_4434);
-x_4435 = lean_ctor_get(x_4434, 0);
-lean_inc(x_4435);
-lean_dec(x_4434);
-x_4436 = lean_ctor_get(x_4433, 1);
-lean_inc(x_4436);
-lean_dec(x_4433);
-x_4437 = lean_ctor_get(x_4435, 1);
-lean_inc(x_4437);
-lean_dec(x_4435);
-x_4438 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4437, x_7, x_8, x_4436);
-x_4439 = lean_ctor_get(x_4438, 0);
-lean_inc(x_4439);
-x_4440 = lean_ctor_get(x_4439, 0);
-lean_inc(x_4440);
-lean_dec(x_4439);
-x_4441 = lean_ctor_get(x_4438, 1);
-lean_inc(x_4441);
-lean_dec(x_4438);
-x_4442 = lean_ctor_get(x_4440, 0);
-lean_inc(x_4442);
-x_4443 = lean_ctor_get(x_4440, 1);
-lean_inc(x_4443);
-lean_dec(x_4440);
-x_4444 = l_Lean_Syntax_getHeadInfo___main(x_4442);
-if (lean_obj_tag(x_4444) == 0)
-{
-lean_object* x_4445; lean_object* x_4446; lean_object* x_4447; lean_object* x_4448; lean_object* x_4449; lean_object* x_4450; lean_object* x_4451; lean_object* x_4452; lean_object* x_4453; lean_object* x_4454; lean_object* x_4455; lean_object* x_4456; lean_object* x_4457; lean_object* x_4458; lean_object* x_4459; lean_object* x_4460; lean_object* x_4480; lean_object* x_4481; uint8_t x_4482; 
-x_4445 = lean_apply_1(x_2, x_4442);
-x_4446 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4445, x_5, x_4443, x_7, x_8, x_4441);
-x_4447 = lean_ctor_get(x_4446, 0);
-lean_inc(x_4447);
-x_4448 = lean_ctor_get(x_4447, 0);
-lean_inc(x_4448);
-lean_dec(x_4447);
-x_4449 = lean_ctor_get(x_4446, 1);
-lean_inc(x_4449);
-lean_dec(x_4446);
-x_4450 = lean_ctor_get(x_4448, 1);
-lean_inc(x_4450);
-lean_dec(x_4448);
-x_4451 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4450, x_7, x_8, x_4449);
-x_4452 = lean_ctor_get(x_4451, 0);
-lean_inc(x_4452);
-x_4453 = lean_ctor_get(x_4452, 0);
-lean_inc(x_4453);
-if (lean_is_exclusive(x_4452)) {
- lean_ctor_release(x_4452, 0);
- x_4454 = x_4452;
-} else {
- lean_dec_ref(x_4452);
- x_4454 = lean_box(0);
-}
-x_4455 = lean_ctor_get(x_4451, 1);
-lean_inc(x_4455);
-lean_dec(x_4451);
-x_4456 = lean_ctor_get(x_4453, 0);
-lean_inc(x_4456);
-x_4457 = lean_ctor_get(x_4453, 1);
-lean_inc(x_4457);
-if (lean_is_exclusive(x_4453)) {
- lean_ctor_release(x_4453, 0);
- lean_ctor_release(x_4453, 1);
- x_4458 = x_4453;
-} else {
- lean_dec_ref(x_4453);
- x_4458 = lean_box(0);
-}
-x_4480 = l_Lean_Core_getTraceState___rarg(x_8, x_4455);
-x_4481 = lean_ctor_get(x_4480, 0);
-lean_inc(x_4481);
-x_4482 = lean_ctor_get_uint8(x_4481, sizeof(void*)*1);
-lean_dec(x_4481);
-if (x_4482 == 0)
-{
-lean_object* x_4483; lean_object* x_4484; lean_object* x_4485; lean_object* x_4486; 
-x_4483 = lean_ctor_get(x_4480, 1);
-lean_inc(x_4483);
-lean_dec(x_4480);
-x_4484 = lean_box(x_4198);
-if (lean_is_scalar(x_4458)) {
- x_4485 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4485 = x_4458;
-}
-lean_ctor_set(x_4485, 0, x_4484);
-lean_ctor_set(x_4485, 1, x_4457);
-if (lean_is_scalar(x_4454)) {
- x_4486 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4486 = x_4454;
-}
-lean_ctor_set(x_4486, 0, x_4485);
-x_4459 = x_4486;
-x_4460 = x_4483;
-goto block_4479;
-}
-else
-{
-lean_object* x_4487; lean_object* x_4488; lean_object* x_4489; lean_object* x_4490; lean_object* x_4491; lean_object* x_4492; lean_object* x_4493; 
-x_4487 = lean_ctor_get(x_4480, 1);
-lean_inc(x_4487);
-lean_dec(x_4480);
-x_4488 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4489 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4488, x_7, x_8, x_4487);
-x_4490 = lean_ctor_get(x_4489, 0);
-lean_inc(x_4490);
-x_4491 = lean_ctor_get(x_4489, 1);
-lean_inc(x_4491);
-lean_dec(x_4489);
-if (lean_is_scalar(x_4458)) {
- x_4492 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4492 = x_4458;
-}
-lean_ctor_set(x_4492, 0, x_4490);
-lean_ctor_set(x_4492, 1, x_4457);
-if (lean_is_scalar(x_4454)) {
- x_4493 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4493 = x_4454;
-}
-lean_ctor_set(x_4493, 0, x_4492);
-x_4459 = x_4493;
-x_4460 = x_4491;
-goto block_4479;
-}
-block_4479:
-{
-lean_object* x_4461; lean_object* x_4462; lean_object* x_4463; uint8_t x_4464; 
-x_4461 = lean_ctor_get(x_4459, 0);
-lean_inc(x_4461);
-if (lean_is_exclusive(x_4459)) {
- lean_ctor_release(x_4459, 0);
- x_4462 = x_4459;
-} else {
- lean_dec_ref(x_4459);
- x_4462 = lean_box(0);
-}
-x_4463 = lean_ctor_get(x_4461, 0);
-lean_inc(x_4463);
-x_4464 = lean_unbox(x_4463);
-lean_dec(x_4463);
-if (x_4464 == 0)
-{
-lean_object* x_4465; lean_object* x_4466; lean_object* x_4467; lean_object* x_4468; lean_object* x_4469; 
-lean_dec(x_4456);
-lean_dec(x_5);
-x_4465 = lean_ctor_get(x_4461, 1);
-lean_inc(x_4465);
-if (lean_is_exclusive(x_4461)) {
- lean_ctor_release(x_4461, 0);
- lean_ctor_release(x_4461, 1);
- x_4466 = x_4461;
-} else {
- lean_dec_ref(x_4461);
- x_4466 = lean_box(0);
-}
-x_4467 = lean_box(0);
-if (lean_is_scalar(x_4466)) {
- x_4468 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4468 = x_4466;
-}
-lean_ctor_set(x_4468, 0, x_4467);
-lean_ctor_set(x_4468, 1, x_4465);
-if (lean_is_scalar(x_4462)) {
- x_4469 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4469 = x_4462;
-}
-lean_ctor_set(x_4469, 0, x_4468);
-x_4233 = x_4469;
-x_4234 = x_4460;
-goto block_4255;
-}
-else
-{
-lean_object* x_4470; lean_object* x_4471; lean_object* x_4472; lean_object* x_4473; lean_object* x_4474; lean_object* x_4475; lean_object* x_4476; lean_object* x_4477; lean_object* x_4478; 
-lean_dec(x_4462);
-x_4470 = lean_ctor_get(x_4461, 1);
-lean_inc(x_4470);
-lean_dec(x_4461);
-x_4471 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4456);
-x_4472 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4472, 0, x_4471);
-x_4473 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4474 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4474, 0, x_4473);
-lean_ctor_set(x_4474, 1, x_4472);
-x_4475 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4476 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4475, x_4474, x_5, x_4470, x_7, x_8, x_4460);
-lean_dec(x_5);
-x_4477 = lean_ctor_get(x_4476, 0);
-lean_inc(x_4477);
-x_4478 = lean_ctor_get(x_4476, 1);
-lean_inc(x_4478);
-lean_dec(x_4476);
-x_4233 = x_4477;
-x_4234 = x_4478;
-goto block_4255;
-}
-}
-}
-else
-{
-lean_object* x_4494; lean_object* x_4495; 
-x_4494 = lean_ctor_get(x_4444, 0);
-lean_inc(x_4494);
-lean_dec(x_4444);
-x_4495 = l_Lean_Syntax_getTailInfo___main(x_4442);
-if (lean_obj_tag(x_4495) == 0)
-{
-lean_object* x_4496; lean_object* x_4497; lean_object* x_4498; lean_object* x_4499; lean_object* x_4500; lean_object* x_4501; lean_object* x_4502; lean_object* x_4503; lean_object* x_4504; lean_object* x_4505; lean_object* x_4506; lean_object* x_4507; lean_object* x_4508; lean_object* x_4509; lean_object* x_4510; lean_object* x_4511; lean_object* x_4531; lean_object* x_4532; uint8_t x_4533; 
-lean_dec(x_4494);
-x_4496 = lean_apply_1(x_2, x_4442);
-x_4497 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4496, x_5, x_4443, x_7, x_8, x_4441);
-x_4498 = lean_ctor_get(x_4497, 0);
-lean_inc(x_4498);
-x_4499 = lean_ctor_get(x_4498, 0);
-lean_inc(x_4499);
-lean_dec(x_4498);
-x_4500 = lean_ctor_get(x_4497, 1);
-lean_inc(x_4500);
-lean_dec(x_4497);
-x_4501 = lean_ctor_get(x_4499, 1);
-lean_inc(x_4501);
-lean_dec(x_4499);
-x_4502 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4501, x_7, x_8, x_4500);
-x_4503 = lean_ctor_get(x_4502, 0);
-lean_inc(x_4503);
-x_4504 = lean_ctor_get(x_4503, 0);
-lean_inc(x_4504);
-if (lean_is_exclusive(x_4503)) {
- lean_ctor_release(x_4503, 0);
- x_4505 = x_4503;
-} else {
- lean_dec_ref(x_4503);
- x_4505 = lean_box(0);
-}
-x_4506 = lean_ctor_get(x_4502, 1);
-lean_inc(x_4506);
-lean_dec(x_4502);
-x_4507 = lean_ctor_get(x_4504, 0);
-lean_inc(x_4507);
-x_4508 = lean_ctor_get(x_4504, 1);
-lean_inc(x_4508);
-if (lean_is_exclusive(x_4504)) {
- lean_ctor_release(x_4504, 0);
- lean_ctor_release(x_4504, 1);
- x_4509 = x_4504;
-} else {
- lean_dec_ref(x_4504);
- x_4509 = lean_box(0);
-}
-x_4531 = l_Lean_Core_getTraceState___rarg(x_8, x_4506);
-x_4532 = lean_ctor_get(x_4531, 0);
-lean_inc(x_4532);
-x_4533 = lean_ctor_get_uint8(x_4532, sizeof(void*)*1);
-lean_dec(x_4532);
-if (x_4533 == 0)
-{
-lean_object* x_4534; lean_object* x_4535; lean_object* x_4536; lean_object* x_4537; 
-x_4534 = lean_ctor_get(x_4531, 1);
-lean_inc(x_4534);
-lean_dec(x_4531);
-x_4535 = lean_box(x_4198);
-if (lean_is_scalar(x_4509)) {
- x_4536 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4536 = x_4509;
-}
-lean_ctor_set(x_4536, 0, x_4535);
-lean_ctor_set(x_4536, 1, x_4508);
-if (lean_is_scalar(x_4505)) {
- x_4537 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4537 = x_4505;
-}
-lean_ctor_set(x_4537, 0, x_4536);
-x_4510 = x_4537;
-x_4511 = x_4534;
-goto block_4530;
-}
-else
-{
-lean_object* x_4538; lean_object* x_4539; lean_object* x_4540; lean_object* x_4541; lean_object* x_4542; lean_object* x_4543; lean_object* x_4544; 
-x_4538 = lean_ctor_get(x_4531, 1);
-lean_inc(x_4538);
-lean_dec(x_4531);
-x_4539 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4540 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4539, x_7, x_8, x_4538);
-x_4541 = lean_ctor_get(x_4540, 0);
-lean_inc(x_4541);
-x_4542 = lean_ctor_get(x_4540, 1);
-lean_inc(x_4542);
-lean_dec(x_4540);
-if (lean_is_scalar(x_4509)) {
- x_4543 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4543 = x_4509;
-}
-lean_ctor_set(x_4543, 0, x_4541);
-lean_ctor_set(x_4543, 1, x_4508);
-if (lean_is_scalar(x_4505)) {
- x_4544 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4544 = x_4505;
-}
-lean_ctor_set(x_4544, 0, x_4543);
-x_4510 = x_4544;
-x_4511 = x_4542;
-goto block_4530;
-}
-block_4530:
-{
-lean_object* x_4512; lean_object* x_4513; lean_object* x_4514; uint8_t x_4515; 
-x_4512 = lean_ctor_get(x_4510, 0);
-lean_inc(x_4512);
-if (lean_is_exclusive(x_4510)) {
- lean_ctor_release(x_4510, 0);
- x_4513 = x_4510;
-} else {
- lean_dec_ref(x_4510);
- x_4513 = lean_box(0);
-}
-x_4514 = lean_ctor_get(x_4512, 0);
-lean_inc(x_4514);
-x_4515 = lean_unbox(x_4514);
-lean_dec(x_4514);
-if (x_4515 == 0)
-{
-lean_object* x_4516; lean_object* x_4517; lean_object* x_4518; lean_object* x_4519; lean_object* x_4520; 
-lean_dec(x_4507);
-lean_dec(x_5);
-x_4516 = lean_ctor_get(x_4512, 1);
-lean_inc(x_4516);
-if (lean_is_exclusive(x_4512)) {
- lean_ctor_release(x_4512, 0);
- lean_ctor_release(x_4512, 1);
- x_4517 = x_4512;
-} else {
- lean_dec_ref(x_4512);
- x_4517 = lean_box(0);
-}
-x_4518 = lean_box(0);
-if (lean_is_scalar(x_4517)) {
- x_4519 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4519 = x_4517;
-}
-lean_ctor_set(x_4519, 0, x_4518);
-lean_ctor_set(x_4519, 1, x_4516);
-if (lean_is_scalar(x_4513)) {
- x_4520 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4520 = x_4513;
-}
-lean_ctor_set(x_4520, 0, x_4519);
-x_4233 = x_4520;
-x_4234 = x_4511;
-goto block_4255;
-}
-else
-{
-lean_object* x_4521; lean_object* x_4522; lean_object* x_4523; lean_object* x_4524; lean_object* x_4525; lean_object* x_4526; lean_object* x_4527; lean_object* x_4528; lean_object* x_4529; 
-lean_dec(x_4513);
-x_4521 = lean_ctor_get(x_4512, 1);
-lean_inc(x_4521);
-lean_dec(x_4512);
-x_4522 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4507);
-x_4523 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4523, 0, x_4522);
-x_4524 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4525 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4525, 0, x_4524);
-lean_ctor_set(x_4525, 1, x_4523);
-x_4526 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4527 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4526, x_4525, x_5, x_4521, x_7, x_8, x_4511);
-lean_dec(x_5);
-x_4528 = lean_ctor_get(x_4527, 0);
-lean_inc(x_4528);
-x_4529 = lean_ctor_get(x_4527, 1);
-lean_inc(x_4529);
-lean_dec(x_4527);
-x_4233 = x_4528;
-x_4234 = x_4529;
-goto block_4255;
-}
-}
-}
-else
-{
-lean_object* x_4545; lean_object* x_4546; lean_object* x_4547; lean_object* x_4548; lean_object* x_4549; lean_object* x_4550; lean_object* x_4551; lean_object* x_4552; lean_object* x_4553; lean_object* x_4554; lean_object* x_4555; lean_object* x_4556; lean_object* x_4557; lean_object* x_4558; lean_object* x_4559; lean_object* x_4560; lean_object* x_4561; lean_object* x_4562; lean_object* x_4563; lean_object* x_4564; lean_object* x_4565; lean_object* x_4566; lean_object* x_4567; lean_object* x_4568; lean_object* x_4569; lean_object* x_4570; lean_object* x_4571; lean_object* x_4572; lean_object* x_4573; lean_object* x_4574; lean_object* x_4575; lean_object* x_4576; lean_object* x_4577; lean_object* x_4578; lean_object* x_4598; lean_object* x_4599; uint8_t x_4600; 
-x_4545 = lean_ctor_get(x_4495, 0);
-lean_inc(x_4545);
-lean_dec(x_4495);
-x_4546 = lean_ctor_get(x_4494, 0);
-lean_inc(x_4546);
-x_4547 = lean_ctor_get(x_4494, 1);
-lean_inc(x_4547);
-x_4548 = lean_ctor_get(x_4494, 2);
-lean_inc(x_4548);
-if (lean_is_exclusive(x_4494)) {
- lean_ctor_release(x_4494, 0);
- lean_ctor_release(x_4494, 1);
- lean_ctor_release(x_4494, 2);
- x_4549 = x_4494;
-} else {
- lean_dec_ref(x_4494);
- x_4549 = lean_box(0);
-}
-x_4550 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__16;
-lean_inc(x_4547);
-if (lean_is_scalar(x_4549)) {
- x_4551 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_4551 = x_4549;
-}
-lean_ctor_set(x_4551, 0, x_4550);
-lean_ctor_set(x_4551, 1, x_4547);
-lean_ctor_set(x_4551, 2, x_4548);
-x_4552 = l_Lean_Syntax_setHeadInfo(x_4442, x_4551);
-x_4553 = lean_ctor_get(x_4545, 0);
-lean_inc(x_4553);
-x_4554 = lean_ctor_get(x_4545, 1);
-lean_inc(x_4554);
-x_4555 = lean_ctor_get(x_4545, 2);
-lean_inc(x_4555);
-if (lean_is_exclusive(x_4545)) {
- lean_ctor_release(x_4545, 0);
- lean_ctor_release(x_4545, 1);
- lean_ctor_release(x_4545, 2);
- x_4556 = x_4545;
-} else {
- lean_dec_ref(x_4545);
- x_4556 = lean_box(0);
-}
-lean_inc(x_4554);
-if (lean_is_scalar(x_4556)) {
- x_4557 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_4557 = x_4556;
-}
-lean_ctor_set(x_4557, 0, x_4553);
-lean_ctor_set(x_4557, 1, x_4554);
-lean_ctor_set(x_4557, 2, x_4550);
-x_4558 = l_Lean_Syntax_setTailInfo(x_4552, x_4557);
-x_4559 = lean_apply_1(x_2, x_4558);
-x_4560 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_4560, 0, x_4546);
-lean_ctor_set(x_4560, 1, x_4547);
-lean_ctor_set(x_4560, 2, x_4550);
-x_4561 = l_Lean_Syntax_setHeadInfo(x_4559, x_4560);
-x_4562 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_4562, 0, x_4550);
-lean_ctor_set(x_4562, 1, x_4554);
-lean_ctor_set(x_4562, 2, x_4555);
-x_4563 = l_Lean_Syntax_setTailInfo(x_4561, x_4562);
-x_4564 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_4563, x_5, x_4443, x_7, x_8, x_4441);
-x_4565 = lean_ctor_get(x_4564, 0);
-lean_inc(x_4565);
-x_4566 = lean_ctor_get(x_4565, 0);
-lean_inc(x_4566);
-lean_dec(x_4565);
-x_4567 = lean_ctor_get(x_4564, 1);
-lean_inc(x_4567);
-lean_dec(x_4564);
-x_4568 = lean_ctor_get(x_4566, 1);
-lean_inc(x_4568);
-lean_dec(x_4566);
-x_4569 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4568, x_7, x_8, x_4567);
-x_4570 = lean_ctor_get(x_4569, 0);
-lean_inc(x_4570);
-x_4571 = lean_ctor_get(x_4570, 0);
-lean_inc(x_4571);
-if (lean_is_exclusive(x_4570)) {
- lean_ctor_release(x_4570, 0);
- x_4572 = x_4570;
-} else {
- lean_dec_ref(x_4570);
- x_4572 = lean_box(0);
-}
-x_4573 = lean_ctor_get(x_4569, 1);
-lean_inc(x_4573);
-lean_dec(x_4569);
-x_4574 = lean_ctor_get(x_4571, 0);
-lean_inc(x_4574);
-x_4575 = lean_ctor_get(x_4571, 1);
-lean_inc(x_4575);
-if (lean_is_exclusive(x_4571)) {
- lean_ctor_release(x_4571, 0);
- lean_ctor_release(x_4571, 1);
- x_4576 = x_4571;
-} else {
- lean_dec_ref(x_4571);
- x_4576 = lean_box(0);
-}
-x_4598 = l_Lean_Core_getTraceState___rarg(x_8, x_4573);
-x_4599 = lean_ctor_get(x_4598, 0);
-lean_inc(x_4599);
-x_4600 = lean_ctor_get_uint8(x_4599, sizeof(void*)*1);
-lean_dec(x_4599);
-if (x_4600 == 0)
-{
-lean_object* x_4601; lean_object* x_4602; lean_object* x_4603; lean_object* x_4604; 
-x_4601 = lean_ctor_get(x_4598, 1);
-lean_inc(x_4601);
-lean_dec(x_4598);
-x_4602 = lean_box(x_4198);
-if (lean_is_scalar(x_4576)) {
- x_4603 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4603 = x_4576;
-}
-lean_ctor_set(x_4603, 0, x_4602);
-lean_ctor_set(x_4603, 1, x_4575);
-if (lean_is_scalar(x_4572)) {
- x_4604 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4604 = x_4572;
-}
-lean_ctor_set(x_4604, 0, x_4603);
-x_4577 = x_4604;
-x_4578 = x_4601;
-goto block_4597;
-}
-else
-{
-lean_object* x_4605; lean_object* x_4606; lean_object* x_4607; lean_object* x_4608; lean_object* x_4609; lean_object* x_4610; lean_object* x_4611; 
-x_4605 = lean_ctor_get(x_4598, 1);
-lean_inc(x_4605);
-lean_dec(x_4598);
-x_4606 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4607 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_4606, x_7, x_8, x_4605);
-x_4608 = lean_ctor_get(x_4607, 0);
-lean_inc(x_4608);
-x_4609 = lean_ctor_get(x_4607, 1);
-lean_inc(x_4609);
-lean_dec(x_4607);
-if (lean_is_scalar(x_4576)) {
- x_4610 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4610 = x_4576;
-}
-lean_ctor_set(x_4610, 0, x_4608);
-lean_ctor_set(x_4610, 1, x_4575);
-if (lean_is_scalar(x_4572)) {
- x_4611 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4611 = x_4572;
-}
-lean_ctor_set(x_4611, 0, x_4610);
-x_4577 = x_4611;
-x_4578 = x_4609;
-goto block_4597;
-}
-block_4597:
-{
-lean_object* x_4579; lean_object* x_4580; lean_object* x_4581; uint8_t x_4582; 
-x_4579 = lean_ctor_get(x_4577, 0);
-lean_inc(x_4579);
-if (lean_is_exclusive(x_4577)) {
- lean_ctor_release(x_4577, 0);
- x_4580 = x_4577;
-} else {
- lean_dec_ref(x_4577);
- x_4580 = lean_box(0);
-}
-x_4581 = lean_ctor_get(x_4579, 0);
-lean_inc(x_4581);
-x_4582 = lean_unbox(x_4581);
-lean_dec(x_4581);
-if (x_4582 == 0)
-{
-lean_object* x_4583; lean_object* x_4584; lean_object* x_4585; lean_object* x_4586; lean_object* x_4587; 
-lean_dec(x_4574);
-lean_dec(x_5);
-x_4583 = lean_ctor_get(x_4579, 1);
-lean_inc(x_4583);
-if (lean_is_exclusive(x_4579)) {
- lean_ctor_release(x_4579, 0);
- lean_ctor_release(x_4579, 1);
- x_4584 = x_4579;
-} else {
- lean_dec_ref(x_4579);
- x_4584 = lean_box(0);
-}
-x_4585 = lean_box(0);
-if (lean_is_scalar(x_4584)) {
- x_4586 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4586 = x_4584;
-}
-lean_ctor_set(x_4586, 0, x_4585);
-lean_ctor_set(x_4586, 1, x_4583);
-if (lean_is_scalar(x_4580)) {
- x_4587 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4587 = x_4580;
-}
-lean_ctor_set(x_4587, 0, x_4586);
-x_4233 = x_4587;
-x_4234 = x_4578;
-goto block_4255;
-}
-else
-{
-lean_object* x_4588; lean_object* x_4589; lean_object* x_4590; lean_object* x_4591; lean_object* x_4592; lean_object* x_4593; lean_object* x_4594; lean_object* x_4595; lean_object* x_4596; 
-lean_dec(x_4580);
-x_4588 = lean_ctor_get(x_4579, 1);
-lean_inc(x_4588);
-lean_dec(x_4579);
-x_4589 = l_Lean_Syntax_formatStxAux___main(x_4196, x_4198, x_4257, x_4574);
-x_4590 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4590, 0, x_4589);
-x_4591 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__15;
-x_4592 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4592, 0, x_4591);
-lean_ctor_set(x_4592, 1, x_4590);
-x_4593 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4594 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4593, x_4592, x_5, x_4588, x_7, x_8, x_4578);
-lean_dec(x_5);
-x_4595 = lean_ctor_get(x_4594, 0);
-lean_inc(x_4595);
-x_4596 = lean_ctor_get(x_4594, 1);
-lean_inc(x_4596);
-lean_dec(x_4594);
-x_4233 = x_4595;
-x_4234 = x_4596;
-goto block_4255;
-}
-}
-}
-}
-}
-}
-}
-block_4679:
-{
-lean_object* x_4641; lean_object* x_4642; lean_object* x_4643; uint8_t x_4644; 
-x_4641 = lean_ctor_get(x_4639, 0);
-lean_inc(x_4641);
-if (lean_is_exclusive(x_4639)) {
- lean_ctor_release(x_4639, 0);
- x_4642 = x_4639;
-} else {
- lean_dec_ref(x_4639);
- x_4642 = lean_box(0);
-}
-x_4643 = lean_ctor_get(x_4641, 0);
-lean_inc(x_4643);
-x_4644 = lean_unbox(x_4643);
-lean_dec(x_4643);
-if (x_4644 == 0)
-{
-lean_object* x_4645; lean_object* x_4646; lean_object* x_4647; lean_object* x_4648; lean_object* x_4649; 
-lean_dec(x_4216);
-x_4645 = lean_ctor_get(x_4641, 1);
-lean_inc(x_4645);
-if (lean_is_exclusive(x_4641)) {
- lean_ctor_release(x_4641, 0);
- lean_ctor_release(x_4641, 1);
- x_4646 = x_4641;
-} else {
- lean_dec_ref(x_4641);
- x_4646 = lean_box(0);
-}
-x_4647 = lean_box(0);
-if (lean_is_scalar(x_4646)) {
- x_4648 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4648 = x_4646;
-}
-lean_ctor_set(x_4648, 0, x_4647);
-lean_ctor_set(x_4648, 1, x_4645);
-if (lean_is_scalar(x_4642)) {
- x_4649 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4649 = x_4642;
-}
-lean_ctor_set(x_4649, 0, x_4648);
-x_4227 = x_4649;
-x_4228 = x_4640;
-goto block_4638;
-}
-else
-{
-lean_object* x_4650; lean_object* x_4651; lean_object* x_4652; lean_object* x_4653; lean_object* x_4654; lean_object* x_4655; lean_object* x_4656; lean_object* x_4657; lean_object* x_4658; lean_object* x_4659; lean_object* x_4660; lean_object* x_4661; lean_object* x_4662; lean_object* x_4663; lean_object* x_4664; lean_object* x_4665; lean_object* x_4666; lean_object* x_4667; lean_object* x_4668; lean_object* x_4669; lean_object* x_4670; lean_object* x_4671; lean_object* x_4672; lean_object* x_4673; lean_object* x_4674; lean_object* x_4675; lean_object* x_4676; lean_object* x_4677; lean_object* x_4678; 
-lean_dec(x_4642);
-x_4650 = lean_ctor_get(x_4641, 1);
-lean_inc(x_4650);
-if (lean_is_exclusive(x_4641)) {
- lean_ctor_release(x_4641, 0);
- lean_ctor_release(x_4641, 1);
- x_4651 = x_4641;
-} else {
- lean_dec_ref(x_4641);
- x_4651 = lean_box(0);
-}
-lean_inc(x_3);
-x_4652 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_3);
-x_4653 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4653, 0, x_4652);
-x_4654 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__19;
-x_4655 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4655, 0, x_4654);
-lean_ctor_set(x_4655, 1, x_4653);
-x_4656 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__22;
-x_4657 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4657, 0, x_4655);
-lean_ctor_set(x_4657, 1, x_4656);
-lean_inc(x_4226);
-x_4658 = l_Lean_fmt___at_Lean_Level_LevelToFormat_Result_format___main___spec__1(x_4226);
-x_4659 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4659, 0, x_4658);
-x_4660 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4660, 0, x_4657);
-lean_ctor_set(x_4660, 1, x_4659);
-x_4661 = l_Lean_MessageData_arrayExpr_toMessageData___main___closed__2;
-x_4662 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4662, 0, x_4660);
-lean_ctor_set(x_4662, 1, x_4661);
-lean_inc(x_1);
-lean_inc(x_4225);
-if (lean_is_scalar(x_4651)) {
- x_4663 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4663 = x_4651;
-}
-lean_ctor_set(x_4663, 0, x_4225);
-lean_ctor_set(x_4663, 1, x_1);
-x_4664 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_4663);
-x_4665 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4665, 0, x_4664);
-x_4666 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4666, 0, x_4662);
-lean_ctor_set(x_4666, 1, x_4665);
-x_4667 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__25;
-x_4668 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4668, 0, x_4666);
-lean_ctor_set(x_4668, 1, x_4667);
-x_4669 = lean_ctor_get(x_4139, 1);
-lean_inc(x_4669);
-x_4670 = lean_ctor_get(x_4139, 2);
-lean_inc(x_4670);
-if (lean_is_scalar(x_4216)) {
- x_4671 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4671 = x_4216;
-}
-lean_ctor_set(x_4671, 0, x_4669);
-lean_ctor_set(x_4671, 1, x_4670);
-x_4672 = l_Lean_fmt___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__6(x_4671);
-x_4673 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4673, 0, x_4672);
-x_4674 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4674, 0, x_4668);
-lean_ctor_set(x_4674, 1, x_4673);
-x_4675 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4676 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4675, x_4674, x_5, x_4650, x_7, x_8, x_4640);
-x_4677 = lean_ctor_get(x_4676, 0);
-lean_inc(x_4677);
-x_4678 = lean_ctor_get(x_4676, 1);
-lean_inc(x_4678);
-lean_dec(x_4676);
-x_4227 = x_4677;
-x_4228 = x_4678;
-goto block_4638;
-}
-}
-}
-}
-}
-else
-{
-lean_object* x_4694; lean_object* x_4695; lean_object* x_4696; lean_object* x_4697; 
-lean_dec(x_4204);
-lean_dec(x_4139);
-lean_dec(x_4138);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4694 = lean_ctor_get(x_4205, 0);
-lean_inc(x_4694);
-x_4695 = lean_ctor_get(x_4205, 1);
-lean_inc(x_4695);
-if (lean_is_exclusive(x_4205)) {
- lean_ctor_release(x_4205, 0);
- lean_ctor_release(x_4205, 1);
- x_4696 = x_4205;
-} else {
- lean_dec_ref(x_4205);
- x_4696 = lean_box(0);
-}
-if (lean_is_scalar(x_4696)) {
- x_4697 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_4697 = x_4696;
-}
-lean_ctor_set(x_4697, 0, x_4694);
-lean_ctor_set(x_4697, 1, x_4695);
-return x_4697;
-}
-}
-block_4759:
-{
-lean_object* x_4701; lean_object* x_4702; lean_object* x_4703; uint8_t x_4704; 
-x_4701 = lean_ctor_get(x_4699, 0);
-lean_inc(x_4701);
-if (lean_is_exclusive(x_4699)) {
- lean_ctor_release(x_4699, 0);
- x_4702 = x_4699;
-} else {
- lean_dec_ref(x_4699);
- x_4702 = lean_box(0);
-}
-x_4703 = lean_ctor_get(x_4701, 0);
-lean_inc(x_4703);
-x_4704 = lean_unbox(x_4703);
-lean_dec(x_4703);
-if (x_4704 == 0)
-{
-lean_object* x_4705; lean_object* x_4706; lean_object* x_4707; lean_object* x_4708; lean_object* x_4709; 
-lean_dec(x_14);
-x_4705 = lean_ctor_get(x_4701, 1);
-lean_inc(x_4705);
-if (lean_is_exclusive(x_4701)) {
- lean_ctor_release(x_4701, 0);
- lean_ctor_release(x_4701, 1);
- x_4706 = x_4701;
-} else {
- lean_dec_ref(x_4701);
- x_4706 = lean_box(0);
-}
-x_4707 = lean_box(0);
-if (lean_is_scalar(x_4706)) {
- x_4708 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_4708 = x_4706;
-}
-lean_ctor_set(x_4708, 0, x_4707);
-lean_ctor_set(x_4708, 1, x_4705);
-if (lean_is_scalar(x_4702)) {
- x_4709 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_4709 = x_4702;
-}
-lean_ctor_set(x_4709, 0, x_4708);
-x_4200 = x_4709;
-x_4201 = x_4700;
-goto block_4698;
-}
-else
-{
-lean_object* x_4710; lean_object* x_4711; lean_object* x_4712; lean_object* x_4713; lean_object* x_4714; lean_object* x_4715; lean_object* x_4716; lean_object* x_4717; lean_object* x_4718; lean_object* x_4719; 
-lean_dec(x_4702);
-x_4710 = lean_ctor_get(x_4701, 1);
-lean_inc(x_4710);
-lean_dec(x_4701);
-x_4711 = lean_ctor_get(x_4139, 1);
-lean_inc(x_4711);
-x_4712 = lean_ctor_get(x_4139, 2);
-lean_inc(x_4712);
-x_4713 = l_Lean_Name_toString___closed__1;
-x_4714 = l_Lean_Name_toStringWithSep___main(x_4713, x_4712);
-x_4715 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_4715, 0, x_14);
-x_4716 = l_Lean_MessageData_ofList___closed__3;
-x_4717 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4717, 0, x_4716);
-lean_ctor_set(x_4717, 1, x_4715);
-x_4718 = lean_unsigned_to_nat(2u);
-x_4719 = lean_alloc_ctor(7, 2, 0);
-lean_ctor_set(x_4719, 0, x_4718);
-lean_ctor_set(x_4719, 1, x_4717);
-if (lean_obj_tag(x_4711) == 0)
-{
-lean_object* x_4720; lean_object* x_4721; lean_object* x_4722; lean_object* x_4723; lean_object* x_4724; lean_object* x_4725; lean_object* x_4726; lean_object* x_4727; lean_object* x_4728; lean_object* x_4729; lean_object* x_4730; lean_object* x_4731; lean_object* x_4732; lean_object* x_4733; lean_object* x_4734; 
-x_4720 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31;
-x_4721 = lean_string_append(x_4720, x_4714);
-lean_dec(x_4714);
-x_4722 = l_Option_HasRepr___rarg___closed__3;
-x_4723 = lean_string_append(x_4721, x_4722);
-x_4724 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_4724, 0, x_4723);
-x_4725 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4725, 0, x_4724);
-x_4726 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_4727 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4727, 0, x_4726);
-lean_ctor_set(x_4727, 1, x_4725);
-x_4728 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_4729 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4729, 0, x_4727);
-lean_ctor_set(x_4729, 1, x_4728);
-x_4730 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4730, 0, x_4729);
-lean_ctor_set(x_4730, 1, x_4719);
-x_4731 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4732 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4731, x_4730, x_5, x_4710, x_7, x_8, x_4700);
-x_4733 = lean_ctor_get(x_4732, 0);
-lean_inc(x_4733);
-x_4734 = lean_ctor_get(x_4732, 1);
-lean_inc(x_4734);
-lean_dec(x_4732);
-x_4200 = x_4733;
-x_4201 = x_4734;
-goto block_4698;
-}
-else
-{
-lean_object* x_4735; lean_object* x_4736; lean_object* x_4737; lean_object* x_4738; lean_object* x_4739; lean_object* x_4740; lean_object* x_4741; lean_object* x_4742; lean_object* x_4743; lean_object* x_4744; lean_object* x_4745; lean_object* x_4746; lean_object* x_4747; lean_object* x_4748; lean_object* x_4749; lean_object* x_4750; lean_object* x_4751; lean_object* x_4752; lean_object* x_4753; lean_object* x_4754; lean_object* x_4755; lean_object* x_4756; lean_object* x_4757; lean_object* x_4758; 
-x_4735 = lean_ctor_get(x_4711, 0);
-lean_inc(x_4735);
-lean_dec(x_4711);
-x_4736 = l_Nat_repr(x_4735);
-x_4737 = l_addParenHeuristic(x_4736);
-lean_dec(x_4736);
-x_4738 = l_Option_HasRepr___rarg___closed__2;
-x_4739 = lean_string_append(x_4738, x_4737);
-lean_dec(x_4737);
-x_4740 = l_Option_HasRepr___rarg___closed__3;
-x_4741 = lean_string_append(x_4739, x_4740);
-x_4742 = l_Prod_HasRepr___rarg___closed__1;
-x_4743 = lean_string_append(x_4742, x_4741);
-lean_dec(x_4741);
-x_4744 = l_List_reprAux___main___rarg___closed__1;
-x_4745 = lean_string_append(x_4743, x_4744);
-x_4746 = lean_string_append(x_4745, x_4714);
-lean_dec(x_4714);
-x_4747 = lean_string_append(x_4746, x_4740);
-x_4748 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_4748, 0, x_4747);
-x_4749 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_4749, 0, x_4748);
-x_4750 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
-x_4751 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4751, 0, x_4750);
-lean_ctor_set(x_4751, 1, x_4749);
-x_4752 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29;
-x_4753 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4753, 0, x_4751);
-lean_ctor_set(x_4753, 1, x_4752);
-x_4754 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_4754, 0, x_4753);
-lean_ctor_set(x_4754, 1, x_4719);
-x_4755 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
-x_4756 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_4755, x_4754, x_5, x_4710, x_7, x_8, x_4700);
-x_4757 = lean_ctor_get(x_4756, 0);
-lean_inc(x_4757);
-x_4758 = lean_ctor_get(x_4756, 1);
-lean_inc(x_4758);
-lean_dec(x_4756);
-x_4200 = x_4757;
-x_4201 = x_4758;
-goto block_4698;
+x_707 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_707, 0, x_706);
+x_708 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__27;
+x_709 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_709, 0, x_708);
+lean_ctor_set(x_709, 1, x_707);
+x_710 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__28;
+x_711 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_711, 0, x_709);
+lean_ctor_set(x_711, 1, x_710);
+x_712 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_712, 0, x_711);
+lean_ctor_set(x_712, 1, x_678);
+x_713 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
+x_714 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_713, x_712, x_5, x_6, x_7, x_8, x_671);
+x_715 = lean_ctor_get(x_714, 1);
+lean_inc(x_715);
+lean_dec(x_714);
+x_436 = x_715;
+goto block_669;
 }
 }
 }
@@ -21305,6 +6149,7 @@ lean_object* x_5;
 x_5 = l_Lean_Syntax_MonadTraverser_getIdx___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__1___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -21317,38 +6162,40 @@ lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
-_start:
-{
-lean_object* x_7; 
-x_7 = l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1, x_2, x_3, x_4, x_5, x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-return x_7;
-}
-}
-lean_object* l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__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_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; 
-x_8 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 return x_8;
 }
 }
-lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1, x_2, x_3, x_4);
+x_5 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 return x_5;
 }
 }
+lean_object* l_Lean_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__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_Syntax_MonadTraverser_setCur___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_7;
+}
+}
 lean_object* l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
@@ -21356,6 +6203,7 @@ lean_object* x_5;
 x_5 = l_Lean_Syntax_MonadTraverser_goRight___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__5___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -21371,46 +6219,60 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_visitToken___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_1);
-if (x_5 == 0)
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_io_ref_take(x_1, x_4);
+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);
+x_8 = !lean_is_exclusive(x_6);
+if (x_8 == 0)
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; lean_object* x_11; 
-x_6 = lean_ctor_get(x_1, 2);
-lean_dec(x_6);
-x_7 = lean_ctor_get(x_1, 1);
-lean_dec(x_7);
-x_8 = lean_box(0);
-x_9 = lean_box(0);
-x_10 = 1;
-lean_ctor_set(x_1, 2, x_9);
-lean_ctor_set(x_1, 1, x_8);
-lean_ctor_set_uint8(x_1, sizeof(void*)*5, x_10);
-x_11 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
-return x_11;
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; uint8_t x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_9 = lean_ctor_get(x_6, 2);
+lean_dec(x_9);
+x_10 = lean_ctor_get(x_6, 1);
+lean_dec(x_10);
+x_11 = lean_box(0);
+x_12 = lean_box(0);
+x_13 = 1;
+lean_ctor_set(x_6, 2, x_12);
+lean_ctor_set(x_6, 1, x_11);
+lean_ctor_set_uint8(x_6, sizeof(void*)*5, x_13);
+x_14 = lean_io_ref_set(x_1, x_6, x_7);
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+lean_dec(x_14);
+x_16 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_15);
+return x_16;
 }
 else
 {
-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_12 = lean_ctor_get(x_1, 0);
-x_13 = lean_ctor_get(x_1, 3);
-x_14 = lean_ctor_get(x_1, 4);
-lean_inc(x_14);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_1);
-x_15 = lean_box(0);
-x_16 = lean_box(0);
-x_17 = 1;
-x_18 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_18, 0, x_12);
-lean_ctor_set(x_18, 1, x_15);
-lean_ctor_set(x_18, 2, x_16);
-lean_ctor_set(x_18, 3, x_13);
-lean_ctor_set(x_18, 4, x_14);
-lean_ctor_set_uint8(x_18, sizeof(void*)*5, x_17);
-x_19 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_18, x_2, x_3, x_4);
-return x_19;
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; 
+x_17 = lean_ctor_get(x_6, 0);
+x_18 = lean_ctor_get(x_6, 3);
+x_19 = lean_ctor_get(x_6, 4);
+lean_inc(x_19);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_6);
+x_20 = lean_box(0);
+x_21 = lean_box(0);
+x_22 = 1;
+x_23 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_23, 0, x_17);
+lean_ctor_set(x_23, 1, x_20);
+lean_ctor_set(x_23, 2, x_21);
+lean_ctor_set(x_23, 3, x_18);
+lean_ctor_set(x_23, 4, x_19);
+lean_ctor_set_uint8(x_23, sizeof(void*)*5, x_22);
+x_24 = lean_io_ref_set(x_1, x_23, x_7);
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+lean_dec(x_24);
+x_26 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_25);
+return x_26;
 }
 }
 }
@@ -21429,6 +6291,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_visitToken___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -21444,81 +6307,141 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_orelse_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; 
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_8 = lean_io_ref_get(x_4, x_7);
+x_9 = lean_ctor_get(x_8, 1);
+lean_inc(x_9);
+lean_dec(x_8);
+x_10 = lean_io_ref_get(x_4, x_9);
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 1);
+lean_inc(x_12);
+lean_dec(x_10);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_8 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_7);
-if (lean_obj_tag(x_8) == 0)
+x_13 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_12);
+if (lean_obj_tag(x_13) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
-lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-lean_dec(x_9);
-x_10 = lean_ctor_get(x_8, 1);
-lean_inc(x_10);
-lean_dec(x_8);
-x_11 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_10);
-return x_11;
-}
-else
-{
-uint8_t x_12; 
+lean_dec(x_11);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_12 = !lean_is_exclusive(x_8);
-if (x_12 == 0)
-{
-lean_object* x_13; 
-x_13 = lean_ctor_get(x_8, 0);
-lean_dec(x_13);
-return x_8;
+return x_13;
 }
 else
 {
-lean_object* x_14; lean_object* x_15; 
-x_14 = lean_ctor_get(x_8, 1);
+lean_object* x_14; 
+x_14 = lean_ctor_get(x_13, 0);
 lean_inc(x_14);
-lean_dec(x_8);
-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;
-}
-}
-}
-else
+if (lean_obj_tag(x_14) == 0)
 {
-uint8_t x_16; 
+uint8_t x_15; 
+lean_dec(x_11);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_16 = !lean_is_exclusive(x_8);
-if (x_16 == 0)
+x_15 = !lean_is_exclusive(x_13);
+if (x_15 == 0)
 {
-return x_8;
+lean_object* x_16; 
+x_16 = lean_ctor_get(x_13, 0);
+lean_dec(x_16);
+return x_13;
 }
 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_17; lean_object* x_18; 
+x_17 = lean_ctor_get(x_13, 1);
 lean_inc(x_17);
-lean_dec(x_8);
-x_19 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_19, 0, x_17);
-lean_ctor_set(x_19, 1, x_18);
-return x_19;
+lean_dec(x_13);
+x_18 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_18, 0, x_14);
+lean_ctor_set(x_18, 1, x_17);
+return x_18;
+}
+}
+else
+{
+uint8_t x_19; 
+x_19 = !lean_is_exclusive(x_13);
+if (x_19 == 0)
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; uint8_t x_24; 
+x_20 = lean_ctor_get(x_13, 1);
+x_21 = lean_ctor_get(x_13, 0);
+lean_dec(x_21);
+x_22 = lean_ctor_get(x_14, 0);
+lean_inc(x_22);
+x_23 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_24 = lean_nat_dec_eq(x_23, x_22);
+lean_dec(x_22);
+if (x_24 == 0)
+{
+lean_dec(x_11);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_13;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+lean_free_object(x_13);
+lean_dec(x_14);
+x_25 = lean_io_ref_set(x_4, x_11, x_20);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+lean_dec(x_25);
+x_27 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_26);
+return x_27;
+}
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_28 = lean_ctor_get(x_13, 1);
+lean_inc(x_28);
+lean_dec(x_13);
+x_29 = lean_ctor_get(x_14, 0);
+lean_inc(x_29);
+x_30 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_31 = lean_nat_dec_eq(x_30, x_29);
+lean_dec(x_29);
+if (x_31 == 0)
+{
+lean_object* x_32; 
+lean_dec(x_11);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_32 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_32, 0, x_14);
+lean_ctor_set(x_32, 1, x_28);
+return x_32;
+}
+else
+{
+lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+lean_dec(x_14);
+x_33 = lean_io_ref_set(x_4, x_11, x_28);
+x_34 = lean_ctor_get(x_33, 1);
+lean_inc(x_34);
+lean_dec(x_33);
+x_35 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_34);
+return x_35;
+}
+}
 }
 }
 }
@@ -21538,65 +6461,8 @@ _start:
 {
 lean_object* x_7; 
 x_7 = lean_apply_3(x_1, x_4, x_5, x_6);
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_8; 
-x_8 = !lean_is_exclusive(x_7);
-if (x_8 == 0)
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_9 = lean_ctor_get(x_7, 0);
-x_10 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_3);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-lean_ctor_set(x_7, 0, x_11);
 return x_7;
 }
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_12 = lean_ctor_get(x_7, 0);
-x_13 = lean_ctor_get(x_7, 1);
-lean_inc(x_13);
-lean_inc(x_12);
-lean_dec(x_7);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_12);
-lean_ctor_set(x_14, 1, x_3);
-x_15 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_15, 0, x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_13);
-return x_16;
-}
-}
-else
-{
-uint8_t x_17; 
-lean_dec(x_3);
-x_17 = !lean_is_exclusive(x_7);
-if (x_17 == 0)
-{
-return x_7;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_18 = lean_ctor_get(x_7, 0);
-x_19 = lean_ctor_get(x_7, 1);
-lean_inc(x_19);
-lean_inc(x_18);
-lean_dec(x_7);
-x_20 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_20, 0, x_18);
-lean_ctor_set(x_20, 1, x_19);
-return x_20;
-}
-}
-}
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_liftCoreM(lean_object* x_1) {
 _start:
@@ -21611,99 +6477,54 @@ _start:
 {
 lean_object* x_7; 
 x_7 = l_Lean_PrettyPrinter_Parenthesizer_liftCoreM___rarg(x_1, x_2, x_3, x_4, x_5, x_6);
+lean_dec(x_3);
 lean_dec(x_2);
 return x_7;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-lean_object* x_5; uint8_t x_6; 
-x_5 = l_Lean_Core_getEnv___rarg(x_3, x_4);
-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_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_1);
-x_9 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_5, 0, x_9);
-return x_5;
-}
-else
-{
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_10 = lean_ctor_get(x_5, 0);
-x_11 = lean_ctor_get(x_5, 1);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_dec(x_5);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_10);
-lean_ctor_set(x_12, 1, x_1);
-x_13 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_13, 0, x_12);
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_11);
-return x_14;
+lean_object* x_3; 
+x_3 = l_Lean_Core_getEnv___rarg(x_1, x_2);
+return x_3;
 }
 }
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed), 4, 0);
-return x_2;
+lean_object* x_4; 
+x_4 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed), 2, 0);
+return x_4;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg___boxed(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(x_1, x_2, x_3, x_4);
+lean_object* x_3; 
+x_3 = l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(x_1, x_2);
+lean_dec(x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_PrettyPrinter_Parenthesizer_getEnv(x_1, x_2, x_3);
 lean_dec(x_3);
 lean_dec(x_2);
-return x_5;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_getEnv___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_getEnv(x_1);
 lean_dec(x_1);
-return x_2;
+return x_4;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwError___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
-lean_object* x_7; uint8_t x_8; 
+lean_object* x_7; 
 x_7 = l_Lean_Core_throwError___rarg(x_1, x_4, x_5, x_6);
-x_8 = !lean_is_exclusive(x_7);
-if (x_8 == 0)
-{
 return x_7;
 }
-else
-{
-lean_object* x_9; lean_object* x_10; lean_object* x_11; 
-x_9 = lean_ctor_get(x_7, 0);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_dec(x_7);
-x_11 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_11, 0, x_9);
-lean_ctor_set(x_11, 1, x_10);
-return x_11;
-}
-}
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_throwError(lean_object* x_1) {
 _start:
@@ -21756,57 +6577,49 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
-x_7 = l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_7 = l_Lean_Core_getEnv___rarg(x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_PrettyPrinter_parenthesizerAttribute;
-x_14 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_13, x_11, x_1);
-lean_dec(x_11);
-if (lean_obj_tag(x_14) == 0)
+x_10 = l_Lean_PrettyPrinter_parenthesizerAttribute;
+x_11 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_10, x_8, x_1);
+lean_dec(x_8);
+if (lean_obj_tag(x_11) == 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; 
-x_15 = l_Lean_Name_toString___closed__1;
-x_16 = l_Lean_Name_toStringWithSep___main(x_15, x_1);
-x_17 = lean_alloc_ctor(2, 1, 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_dec(x_3);
+lean_dec(x_2);
+x_12 = l_Lean_Name_toString___closed__1;
+x_13 = l_Lean_Name_toStringWithSep___main(x_12, x_1);
+x_14 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_14, 0, x_13);
+x_15 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_15, 0, x_14);
+x_16 = l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__3;
+x_17 = lean_alloc_ctor(9, 2, 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_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__3;
-x_20 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_18);
-x_21 = l_Lean_Core_getConstInfo___closed__5;
-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_PrettyPrinter_Parenthesizer_throwError___rarg(x_22, x_2, x_12, x_4, x_5, x_10);
+lean_ctor_set(x_17, 1, x_15);
+x_18 = l_Lean_Core_getConstInfo___closed__5;
+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 = l_Lean_Core_throwError___rarg(x_19, x_4, x_5, x_9);
 lean_dec(x_5);
 lean_dec(x_4);
-lean_dec(x_12);
-lean_dec(x_2);
-return x_23;
+return x_20;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; 
+lean_object* x_21; lean_object* x_22; 
 lean_dec(x_1);
-x_24 = lean_ctor_get(x_14, 0);
-lean_inc(x_24);
-lean_dec(x_14);
-x_25 = lean_apply_5(x_24, x_2, x_12, x_4, x_5, x_10);
-return x_25;
+x_21 = lean_ctor_get(x_11, 0);
+lean_inc(x_21);
+lean_dec(x_11);
+x_22 = lean_apply_5(x_21, x_2, x_3, x_4, x_5, x_9);
+return x_22;
 }
 }
 }
@@ -21826,861 +6639,345 @@ x_8 = lean_unsigned_to_nat(0u);
 x_9 = lean_nat_dec_eq(x_2, x_8);
 if (x_9 == 0)
 {
-lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
 x_10 = lean_unsigned_to_nat(1u);
 x_11 = lean_nat_sub(x_2, x_10);
 lean_dec(x_2);
-x_12 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_7);
+x_12 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
-x_14 = lean_ctor_get(x_13, 0);
+x_14 = lean_ctor_get(x_12, 1);
 lean_inc(x_14);
-lean_dec(x_13);
-x_15 = lean_ctor_get(x_12, 1);
-lean_inc(x_15);
 lean_dec(x_12);
-x_16 = lean_ctor_get(x_14, 0);
-lean_inc(x_16);
-x_17 = lean_ctor_get(x_14, 1);
-lean_inc(x_17);
-lean_dec(x_14);
-x_18 = l_Lean_Syntax_getKind(x_16);
+x_15 = l_Lean_Syntax_getKind(x_13);
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
-x_19 = l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind(x_18, x_3, x_17, x_5, x_6, x_15);
-if (lean_obj_tag(x_19) == 0)
+x_16 = l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind(x_15, x_3, x_4, x_5, x_6, x_14);
+if (lean_obj_tag(x_16) == 0)
 {
-lean_object* x_20; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-if (lean_obj_tag(x_20) == 0)
-{
-uint8_t x_21; 
-lean_dec(x_11);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_21 = !lean_is_exclusive(x_19);
-if (x_21 == 0)
-{
-lean_object* x_22; uint8_t x_23; 
-x_22 = lean_ctor_get(x_19, 0);
-lean_dec(x_22);
-x_23 = !lean_is_exclusive(x_20);
-if (x_23 == 0)
-{
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_20, 0);
-lean_inc(x_24);
-lean_dec(x_20);
-x_25 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_19, 0, x_25);
-return x_19;
-}
-}
-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_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_27 = lean_ctor_get(x_20, 0);
-lean_inc(x_27);
-if (lean_is_exclusive(x_20)) {
- lean_ctor_release(x_20, 0);
- x_28 = x_20;
-} else {
- lean_dec_ref(x_20);
- x_28 = lean_box(0);
-}
-if (lean_is_scalar(x_28)) {
- x_29 = lean_alloc_ctor(0, 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_31; lean_object* x_32; lean_object* x_33; 
-x_31 = lean_ctor_get(x_20, 0);
-lean_inc(x_31);
-lean_dec(x_20);
-x_32 = lean_ctor_get(x_19, 1);
-lean_inc(x_32);
-lean_dec(x_19);
-x_33 = lean_ctor_get(x_31, 1);
-lean_inc(x_33);
-lean_dec(x_31);
+lean_object* x_17; 
+x_17 = lean_ctor_get(x_16, 1);
+lean_inc(x_17);
+lean_dec(x_16);
 x_2 = x_11;
-x_4 = x_33;
-x_7 = x_32;
+x_7 = x_17;
 goto _start;
 }
-}
 else
 {
-uint8_t x_35; 
+uint8_t x_19; 
 lean_dec(x_11);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
-x_35 = !lean_is_exclusive(x_19);
-if (x_35 == 0)
+x_19 = !lean_is_exclusive(x_16);
+if (x_19 == 0)
 {
-return x_19;
+return x_16;
 }
 else
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_36 = lean_ctor_get(x_19, 0);
-x_37 = lean_ctor_get(x_19, 1);
-lean_inc(x_37);
-lean_inc(x_36);
-lean_dec(x_19);
-x_38 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_38, 0, x_36);
-lean_ctor_set(x_38, 1, x_37);
-return x_38;
+lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+x_20 = lean_ctor_get(x_16, 0);
+x_21 = lean_ctor_get(x_16, 1);
+lean_inc(x_21);
+lean_inc(x_20);
+lean_dec(x_16);
+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;
 }
 }
 }
 else
 {
-lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; 
+lean_object* x_23; lean_object* x_24; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-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_4);
-x_41 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_41, 0, x_40);
-x_42 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_42, 0, x_41);
-lean_ctor_set(x_42, 1, x_7);
-return x_42;
+x_23 = lean_box(0);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_23);
+lean_ctor_set(x_24, 1, x_7);
+return x_24;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
-x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_7);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; uint8_t x_13; 
+x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-lean_inc(x_12);
-x_14 = l_Lean_Syntax_getKind(x_12);
-x_15 = l_Lean_choiceKind___closed__2;
-x_16 = lean_name_eq(x_14, x_15);
-if (x_16 == 0)
+lean_inc(x_9);
+x_11 = l_Lean_Syntax_getKind(x_9);
+x_12 = l_Lean_choiceKind___closed__2;
+x_13 = lean_name_eq(x_11, x_12);
+if (x_13 == 0)
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-lean_dec(x_12);
-x_17 = l_Lean_Name_toString___closed__1;
+lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+lean_dec(x_9);
+x_14 = l_Lean_Name_toString___closed__1;
 lean_inc(x_1);
-x_18 = l_Lean_Name_toStringWithSep___main(x_17, x_1);
-x_19 = lean_box(0);
-x_20 = 1;
-x_21 = lean_box(x_20);
-x_22 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_mkAntiquot_parenthesizer_x27___boxed), 8, 3);
-lean_closure_set(x_22, 0, x_18);
-lean_closure_set(x_22, 1, x_19);
-lean_closure_set(x_22, 2, x_21);
-x_23 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind), 6, 1);
-lean_closure_set(x_23, 0, x_14);
+x_15 = l_Lean_Name_toStringWithSep___main(x_14, x_1);
+x_16 = lean_box(0);
+x_17 = 1;
+x_18 = lean_box(x_17);
+x_19 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_mkAntiquot_parenthesizer_x27___boxed), 8, 3);
+lean_closure_set(x_19, 0, x_15);
+lean_closure_set(x_19, 1, x_16);
+lean_closure_set(x_19, 2, x_18);
+x_20 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind), 6, 1);
+lean_closure_set(x_20, 0, x_11);
+lean_inc(x_4);
 lean_inc(x_1);
-x_24 = l_Lean_PrettyPrinter_Parenthesizer_orelse_parenthesizer(x_22, x_23, x_1, x_13, x_5, x_6, x_11);
-if (lean_obj_tag(x_24) == 0)
+x_21 = l_Lean_PrettyPrinter_Parenthesizer_orelse_parenthesizer(x_19, x_20, x_1, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_21) == 0)
 {
-lean_object* x_25; 
-x_25 = lean_ctor_get(x_24, 0);
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; uint8_t x_26; 
+x_22 = lean_ctor_get(x_21, 1);
+lean_inc(x_22);
+lean_dec(x_21);
+x_23 = lean_io_ref_take(x_4, x_22);
+x_24 = lean_ctor_get(x_23, 0);
+lean_inc(x_24);
+x_25 = lean_ctor_get(x_23, 1);
 lean_inc(x_25);
-if (lean_obj_tag(x_25) == 0)
-{
-uint8_t x_26; 
-lean_dec(x_1);
+lean_dec(x_23);
 x_26 = !lean_is_exclusive(x_24);
 if (x_26 == 0)
 {
-lean_object* x_27; uint8_t x_28; 
-x_27 = lean_ctor_get(x_24, 0);
+lean_object* x_27; lean_object* x_28; uint8_t x_29; 
+x_27 = lean_ctor_get(x_24, 2);
 lean_dec(x_27);
-x_28 = !lean_is_exclusive(x_25);
-if (x_28 == 0)
+lean_ctor_set(x_24, 2, x_1);
+x_28 = lean_io_ref_set(x_4, x_24, x_25);
+lean_dec(x_4);
+x_29 = !lean_is_exclusive(x_28);
+if (x_29 == 0)
 {
-return x_24;
+lean_object* x_30; lean_object* x_31; 
+x_30 = lean_ctor_get(x_28, 0);
+lean_dec(x_30);
+x_31 = lean_box(0);
+lean_ctor_set(x_28, 0, x_31);
+return x_28;
 }
 else
 {
-lean_object* x_29; lean_object* x_30; 
-x_29 = lean_ctor_get(x_25, 0);
-lean_inc(x_29);
-lean_dec(x_25);
-x_30 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_30, 0, x_29);
-lean_ctor_set(x_24, 0, x_30);
-return x_24;
-}
-}
-else
-{
-lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; 
-x_31 = lean_ctor_get(x_24, 1);
-lean_inc(x_31);
-lean_dec(x_24);
-x_32 = lean_ctor_get(x_25, 0);
+lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+x_32 = lean_ctor_get(x_28, 1);
 lean_inc(x_32);
-if (lean_is_exclusive(x_25)) {
- lean_ctor_release(x_25, 0);
- x_33 = x_25;
-} else {
- lean_dec_ref(x_25);
- x_33 = lean_box(0);
-}
-if (lean_is_scalar(x_33)) {
- x_34 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_34 = x_33;
-}
-lean_ctor_set(x_34, 0, x_32);
-x_35 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_35, 0, x_34);
-lean_ctor_set(x_35, 1, x_31);
-return x_35;
+lean_dec(x_28);
+x_33 = lean_box(0);
+x_34 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_34, 0, x_33);
+lean_ctor_set(x_34, 1, x_32);
+return x_34;
 }
 }
 else
 {
-uint8_t x_36; 
-x_36 = !lean_is_exclusive(x_25);
-if (x_36 == 0)
-{
-lean_object* x_37; uint8_t x_38; 
-x_37 = lean_ctor_get(x_25, 0);
-x_38 = !lean_is_exclusive(x_37);
-if (x_38 == 0)
-{
-lean_object* x_39; lean_object* x_40; uint8_t x_41; 
-x_39 = lean_ctor_get(x_37, 1);
-x_40 = lean_ctor_get(x_37, 0);
-lean_dec(x_40);
-x_41 = !lean_is_exclusive(x_24);
-if (x_41 == 0)
-{
-lean_object* x_42; uint8_t x_43; 
-x_42 = lean_ctor_get(x_24, 0);
-lean_dec(x_42);
-x_43 = !lean_is_exclusive(x_39);
-if (x_43 == 0)
-{
-lean_object* x_44; lean_object* x_45; 
-x_44 = lean_ctor_get(x_39, 2);
-lean_dec(x_44);
-lean_ctor_set(x_39, 2, x_1);
-x_45 = lean_box(0);
-lean_ctor_set(x_37, 0, x_45);
-return x_24;
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; uint8_t 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_35 = lean_ctor_get(x_24, 0);
+x_36 = lean_ctor_get(x_24, 1);
+x_37 = lean_ctor_get(x_24, 3);
+x_38 = lean_ctor_get(x_24, 4);
+x_39 = lean_ctor_get_uint8(x_24, sizeof(void*)*5);
+lean_inc(x_38);
+lean_inc(x_37);
+lean_inc(x_36);
+lean_inc(x_35);
+lean_dec(x_24);
+x_40 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_36);
+lean_ctor_set(x_40, 2, x_1);
+lean_ctor_set(x_40, 3, x_37);
+lean_ctor_set(x_40, 4, x_38);
+lean_ctor_set_uint8(x_40, sizeof(void*)*5, x_39);
+x_41 = lean_io_ref_set(x_4, x_40, x_25);
+lean_dec(x_4);
+x_42 = lean_ctor_get(x_41, 1);
+lean_inc(x_42);
+if (lean_is_exclusive(x_41)) {
+ lean_ctor_release(x_41, 0);
+ lean_ctor_release(x_41, 1);
+ x_43 = x_41;
+} else {
+ lean_dec_ref(x_41);
+ x_43 = lean_box(0);
+}
+x_44 = lean_box(0);
+if (lean_is_scalar(x_43)) {
+ x_45 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_45 = x_43;
+}
+lean_ctor_set(x_45, 0, x_44);
+lean_ctor_set(x_45, 1, x_42);
+return x_45;
+}
 }
 else
 {
-lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; uint8_t x_50; lean_object* x_51; lean_object* x_52; 
-x_46 = lean_ctor_get(x_39, 0);
-x_47 = lean_ctor_get(x_39, 1);
-x_48 = lean_ctor_get(x_39, 3);
-x_49 = lean_ctor_get(x_39, 4);
-x_50 = lean_ctor_get_uint8(x_39, sizeof(void*)*5);
-lean_inc(x_49);
+uint8_t x_46; 
+lean_dec(x_4);
+lean_dec(x_1);
+x_46 = !lean_is_exclusive(x_21);
+if (x_46 == 0)
+{
+return x_21;
+}
+else
+{
+lean_object* x_47; lean_object* x_48; lean_object* x_49; 
+x_47 = lean_ctor_get(x_21, 0);
+x_48 = lean_ctor_get(x_21, 1);
 lean_inc(x_48);
 lean_inc(x_47);
-lean_inc(x_46);
-lean_dec(x_39);
-x_51 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_51, 0, x_46);
-lean_ctor_set(x_51, 1, x_47);
-lean_ctor_set(x_51, 2, x_1);
-lean_ctor_set(x_51, 3, x_48);
-lean_ctor_set(x_51, 4, x_49);
-lean_ctor_set_uint8(x_51, sizeof(void*)*5, x_50);
-x_52 = lean_box(0);
-lean_ctor_set(x_37, 1, x_51);
-lean_ctor_set(x_37, 0, x_52);
-return x_24;
-}
-}
-else
-{
-lean_object* x_53; lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; uint8_t x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; 
-x_53 = lean_ctor_get(x_24, 1);
-lean_inc(x_53);
-lean_dec(x_24);
-x_54 = lean_ctor_get(x_39, 0);
-lean_inc(x_54);
-x_55 = lean_ctor_get(x_39, 1);
-lean_inc(x_55);
-x_56 = lean_ctor_get(x_39, 3);
-lean_inc(x_56);
-x_57 = lean_ctor_get(x_39, 4);
-lean_inc(x_57);
-x_58 = lean_ctor_get_uint8(x_39, sizeof(void*)*5);
-if (lean_is_exclusive(x_39)) {
- lean_ctor_release(x_39, 0);
- lean_ctor_release(x_39, 1);
- lean_ctor_release(x_39, 2);
- lean_ctor_release(x_39, 3);
- lean_ctor_release(x_39, 4);
- x_59 = x_39;
-} else {
- lean_dec_ref(x_39);
- x_59 = lean_box(0);
-}
-if (lean_is_scalar(x_59)) {
- x_60 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_60 = x_59;
-}
-lean_ctor_set(x_60, 0, x_54);
-lean_ctor_set(x_60, 1, x_55);
-lean_ctor_set(x_60, 2, x_1);
-lean_ctor_set(x_60, 3, x_56);
-lean_ctor_set(x_60, 4, x_57);
-lean_ctor_set_uint8(x_60, sizeof(void*)*5, x_58);
-x_61 = lean_box(0);
-lean_ctor_set(x_37, 1, x_60);
-lean_ctor_set(x_37, 0, x_61);
-x_62 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_62, 0, x_25);
-lean_ctor_set(x_62, 1, x_53);
-return x_62;
-}
-}
-else
-{
-lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; lean_object* x_69; uint8_t x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; 
-x_63 = lean_ctor_get(x_37, 1);
-lean_inc(x_63);
-lean_dec(x_37);
-x_64 = lean_ctor_get(x_24, 1);
-lean_inc(x_64);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_65 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_65 = lean_box(0);
-}
-x_66 = lean_ctor_get(x_63, 0);
-lean_inc(x_66);
-x_67 = lean_ctor_get(x_63, 1);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_63, 3);
-lean_inc(x_68);
-x_69 = lean_ctor_get(x_63, 4);
-lean_inc(x_69);
-x_70 = lean_ctor_get_uint8(x_63, sizeof(void*)*5);
-if (lean_is_exclusive(x_63)) {
- lean_ctor_release(x_63, 0);
- lean_ctor_release(x_63, 1);
- lean_ctor_release(x_63, 2);
- lean_ctor_release(x_63, 3);
- lean_ctor_release(x_63, 4);
- x_71 = x_63;
-} else {
- lean_dec_ref(x_63);
- x_71 = lean_box(0);
-}
-if (lean_is_scalar(x_71)) {
- x_72 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_72 = x_71;
-}
-lean_ctor_set(x_72, 0, x_66);
-lean_ctor_set(x_72, 1, x_67);
-lean_ctor_set(x_72, 2, x_1);
-lean_ctor_set(x_72, 3, x_68);
-lean_ctor_set(x_72, 4, x_69);
-lean_ctor_set_uint8(x_72, sizeof(void*)*5, x_70);
-x_73 = lean_box(0);
-x_74 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_74, 0, x_73);
-lean_ctor_set(x_74, 1, x_72);
-lean_ctor_set(x_25, 0, x_74);
-if (lean_is_scalar(x_65)) {
- x_75 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_75 = x_65;
-}
-lean_ctor_set(x_75, 0, x_25);
-lean_ctor_set(x_75, 1, x_64);
-return x_75;
-}
-}
-else
-{
-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; uint8_t 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_76 = lean_ctor_get(x_25, 0);
-lean_inc(x_76);
-lean_dec(x_25);
-x_77 = lean_ctor_get(x_76, 1);
-lean_inc(x_77);
-if (lean_is_exclusive(x_76)) {
- lean_ctor_release(x_76, 0);
- lean_ctor_release(x_76, 1);
- x_78 = x_76;
-} else {
- lean_dec_ref(x_76);
- x_78 = lean_box(0);
-}
-x_79 = lean_ctor_get(x_24, 1);
-lean_inc(x_79);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_80 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_80 = lean_box(0);
-}
-x_81 = lean_ctor_get(x_77, 0);
-lean_inc(x_81);
-x_82 = lean_ctor_get(x_77, 1);
-lean_inc(x_82);
-x_83 = lean_ctor_get(x_77, 3);
-lean_inc(x_83);
-x_84 = lean_ctor_get(x_77, 4);
-lean_inc(x_84);
-x_85 = lean_ctor_get_uint8(x_77, sizeof(void*)*5);
-if (lean_is_exclusive(x_77)) {
- lean_ctor_release(x_77, 0);
- lean_ctor_release(x_77, 1);
- lean_ctor_release(x_77, 2);
- lean_ctor_release(x_77, 3);
- lean_ctor_release(x_77, 4);
- x_86 = x_77;
-} else {
- lean_dec_ref(x_77);
- x_86 = lean_box(0);
-}
-if (lean_is_scalar(x_86)) {
- x_87 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_87 = x_86;
-}
-lean_ctor_set(x_87, 0, x_81);
-lean_ctor_set(x_87, 1, x_82);
-lean_ctor_set(x_87, 2, x_1);
-lean_ctor_set(x_87, 3, x_83);
-lean_ctor_set(x_87, 4, x_84);
-lean_ctor_set_uint8(x_87, sizeof(void*)*5, x_85);
-x_88 = lean_box(0);
-if (lean_is_scalar(x_78)) {
- x_89 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_89 = x_78;
-}
-lean_ctor_set(x_89, 0, x_88);
-lean_ctor_set(x_89, 1, x_87);
-x_90 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_90, 0, x_89);
-if (lean_is_scalar(x_80)) {
- x_91 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_91 = x_80;
-}
-lean_ctor_set(x_91, 0, x_90);
-lean_ctor_set(x_91, 1, x_79);
-return x_91;
+lean_dec(x_21);
+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;
 }
 }
 }
 else
 {
-uint8_t x_92; 
-lean_dec(x_1);
-x_92 = !lean_is_exclusive(x_24);
-if (x_92 == 0)
-{
-return x_24;
-}
-else
-{
-lean_object* x_93; lean_object* x_94; lean_object* x_95; 
-x_93 = lean_ctor_get(x_24, 0);
-x_94 = lean_ctor_get(x_24, 1);
-lean_inc(x_94);
-lean_inc(x_93);
-lean_dec(x_24);
-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;
-}
-}
-}
-else
-{
-lean_object* x_96; lean_object* x_97; lean_object* x_98; lean_object* x_99; 
-lean_dec(x_14);
-x_96 = l_Lean_Syntax_getArgs(x_12);
-lean_dec(x_12);
-x_97 = lean_array_get_size(x_96);
-lean_dec(x_96);
-lean_inc(x_97);
-x_98 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___spec__1___boxed), 7, 2);
-lean_closure_set(x_98, 0, x_97);
-lean_closure_set(x_98, 1, x_97);
+lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+lean_dec(x_11);
+x_50 = l_Lean_Syntax_getArgs(x_9);
+lean_dec(x_9);
+x_51 = lean_array_get_size(x_50);
+lean_dec(x_50);
+lean_inc(x_51);
+x_52 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___spec__1___boxed), 7, 2);
+lean_closure_set(x_52, 0, x_51);
+lean_closure_set(x_52, 1, x_51);
+lean_inc(x_4);
 lean_inc(x_1);
-x_99 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_98, x_1, x_13, x_5, x_6, x_11);
-if (lean_obj_tag(x_99) == 0)
+x_53 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_52, x_1, x_4, x_5, x_6, x_10);
+if (lean_obj_tag(x_53) == 0)
 {
-lean_object* x_100; 
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-if (lean_obj_tag(x_100) == 0)
+lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; uint8_t x_58; 
+x_54 = lean_ctor_get(x_53, 1);
+lean_inc(x_54);
+lean_dec(x_53);
+x_55 = lean_io_ref_take(x_4, x_54);
+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 = !lean_is_exclusive(x_56);
+if (x_58 == 0)
 {
-uint8_t x_101; 
+lean_object* x_59; lean_object* x_60; uint8_t x_61; 
+x_59 = lean_ctor_get(x_56, 2);
+lean_dec(x_59);
+lean_ctor_set(x_56, 2, x_1);
+x_60 = lean_io_ref_set(x_4, x_56, x_57);
+lean_dec(x_4);
+x_61 = !lean_is_exclusive(x_60);
+if (x_61 == 0)
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_60, 0);
+lean_dec(x_62);
+x_63 = lean_box(0);
+lean_ctor_set(x_60, 0, x_63);
+return x_60;
+}
+else
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; 
+x_64 = lean_ctor_get(x_60, 1);
+lean_inc(x_64);
+lean_dec(x_60);
+x_65 = lean_box(0);
+x_66 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_66, 0, x_65);
+lean_ctor_set(x_66, 1, x_64);
+return x_66;
+}
+}
+else
+{
+lean_object* x_67; lean_object* x_68; lean_object* x_69; lean_object* x_70; uint8_t 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_67 = lean_ctor_get(x_56, 0);
+x_68 = lean_ctor_get(x_56, 1);
+x_69 = lean_ctor_get(x_56, 3);
+x_70 = lean_ctor_get(x_56, 4);
+x_71 = lean_ctor_get_uint8(x_56, sizeof(void*)*5);
+lean_inc(x_70);
+lean_inc(x_69);
+lean_inc(x_68);
+lean_inc(x_67);
+lean_dec(x_56);
+x_72 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_72, 0, x_67);
+lean_ctor_set(x_72, 1, x_68);
+lean_ctor_set(x_72, 2, x_1);
+lean_ctor_set(x_72, 3, x_69);
+lean_ctor_set(x_72, 4, x_70);
+lean_ctor_set_uint8(x_72, sizeof(void*)*5, x_71);
+x_73 = lean_io_ref_set(x_4, x_72, x_57);
+lean_dec(x_4);
+x_74 = lean_ctor_get(x_73, 1);
+lean_inc(x_74);
+if (lean_is_exclusive(x_73)) {
+ lean_ctor_release(x_73, 0);
+ lean_ctor_release(x_73, 1);
+ x_75 = x_73;
+} else {
+ lean_dec_ref(x_73);
+ x_75 = lean_box(0);
+}
+x_76 = lean_box(0);
+if (lean_is_scalar(x_75)) {
+ x_77 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_77 = x_75;
+}
+lean_ctor_set(x_77, 0, x_76);
+lean_ctor_set(x_77, 1, x_74);
+return x_77;
+}
+}
+else
+{
+uint8_t x_78; 
+lean_dec(x_4);
 lean_dec(x_1);
-x_101 = !lean_is_exclusive(x_99);
-if (x_101 == 0)
+x_78 = !lean_is_exclusive(x_53);
+if (x_78 == 0)
 {
-lean_object* x_102; uint8_t x_103; 
-x_102 = lean_ctor_get(x_99, 0);
-lean_dec(x_102);
-x_103 = !lean_is_exclusive(x_100);
-if (x_103 == 0)
-{
-return x_99;
+return x_53;
 }
 else
 {
-lean_object* x_104; lean_object* x_105; 
-x_104 = lean_ctor_get(x_100, 0);
-lean_inc(x_104);
-lean_dec(x_100);
-x_105 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_105, 0, x_104);
-lean_ctor_set(x_99, 0, x_105);
-return x_99;
-}
-}
-else
-{
-lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; 
-x_106 = lean_ctor_get(x_99, 1);
-lean_inc(x_106);
-lean_dec(x_99);
-x_107 = lean_ctor_get(x_100, 0);
-lean_inc(x_107);
-if (lean_is_exclusive(x_100)) {
- lean_ctor_release(x_100, 0);
- x_108 = x_100;
-} else {
- lean_dec_ref(x_100);
- x_108 = lean_box(0);
-}
-if (lean_is_scalar(x_108)) {
- x_109 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_109 = x_108;
-}
-lean_ctor_set(x_109, 0, x_107);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_109);
-lean_ctor_set(x_110, 1, x_106);
-return x_110;
-}
-}
-else
-{
-uint8_t x_111; 
-x_111 = !lean_is_exclusive(x_100);
-if (x_111 == 0)
-{
-lean_object* x_112; uint8_t x_113; 
-x_112 = lean_ctor_get(x_100, 0);
-x_113 = !lean_is_exclusive(x_112);
-if (x_113 == 0)
-{
-lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_114 = lean_ctor_get(x_112, 1);
-x_115 = lean_ctor_get(x_112, 0);
-lean_dec(x_115);
-x_116 = !lean_is_exclusive(x_99);
-if (x_116 == 0)
-{
-lean_object* x_117; uint8_t x_118; 
-x_117 = lean_ctor_get(x_99, 0);
-lean_dec(x_117);
-x_118 = !lean_is_exclusive(x_114);
-if (x_118 == 0)
-{
-lean_object* x_119; lean_object* x_120; 
-x_119 = lean_ctor_get(x_114, 2);
-lean_dec(x_119);
-lean_ctor_set(x_114, 2, x_1);
-x_120 = lean_box(0);
-lean_ctor_set(x_112, 0, x_120);
-return x_99;
-}
-else
-{
-lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; uint8_t x_125; lean_object* x_126; lean_object* x_127; 
-x_121 = lean_ctor_get(x_114, 0);
-x_122 = lean_ctor_get(x_114, 1);
-x_123 = lean_ctor_get(x_114, 3);
-x_124 = lean_ctor_get(x_114, 4);
-x_125 = lean_ctor_get_uint8(x_114, sizeof(void*)*5);
-lean_inc(x_124);
-lean_inc(x_123);
-lean_inc(x_122);
-lean_inc(x_121);
-lean_dec(x_114);
-x_126 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_126, 0, x_121);
-lean_ctor_set(x_126, 1, x_122);
-lean_ctor_set(x_126, 2, x_1);
-lean_ctor_set(x_126, 3, x_123);
-lean_ctor_set(x_126, 4, x_124);
-lean_ctor_set_uint8(x_126, sizeof(void*)*5, x_125);
-x_127 = lean_box(0);
-lean_ctor_set(x_112, 1, x_126);
-lean_ctor_set(x_112, 0, x_127);
-return x_99;
-}
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 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_object* x_136; lean_object* x_137; 
-x_128 = lean_ctor_get(x_99, 1);
-lean_inc(x_128);
-lean_dec(x_99);
-x_129 = lean_ctor_get(x_114, 0);
-lean_inc(x_129);
-x_130 = lean_ctor_get(x_114, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_114, 3);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_114, 4);
-lean_inc(x_132);
-x_133 = lean_ctor_get_uint8(x_114, sizeof(void*)*5);
-if (lean_is_exclusive(x_114)) {
- lean_ctor_release(x_114, 0);
- lean_ctor_release(x_114, 1);
- lean_ctor_release(x_114, 2);
- lean_ctor_release(x_114, 3);
- lean_ctor_release(x_114, 4);
- x_134 = x_114;
-} else {
- lean_dec_ref(x_114);
- x_134 = lean_box(0);
-}
-if (lean_is_scalar(x_134)) {
- x_135 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_135 = x_134;
-}
-lean_ctor_set(x_135, 0, x_129);
-lean_ctor_set(x_135, 1, x_130);
-lean_ctor_set(x_135, 2, x_1);
-lean_ctor_set(x_135, 3, x_131);
-lean_ctor_set(x_135, 4, x_132);
-lean_ctor_set_uint8(x_135, sizeof(void*)*5, x_133);
-x_136 = lean_box(0);
-lean_ctor_set(x_112, 1, x_135);
-lean_ctor_set(x_112, 0, x_136);
-x_137 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_137, 0, x_100);
-lean_ctor_set(x_137, 1, x_128);
-return x_137;
-}
-}
-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; uint8_t x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; 
-x_138 = lean_ctor_get(x_112, 1);
-lean_inc(x_138);
-lean_dec(x_112);
-x_139 = lean_ctor_get(x_99, 1);
-lean_inc(x_139);
-if (lean_is_exclusive(x_99)) {
- lean_ctor_release(x_99, 0);
- lean_ctor_release(x_99, 1);
- x_140 = x_99;
-} else {
- lean_dec_ref(x_99);
- x_140 = lean_box(0);
-}
-x_141 = lean_ctor_get(x_138, 0);
-lean_inc(x_141);
-x_142 = lean_ctor_get(x_138, 1);
-lean_inc(x_142);
-x_143 = lean_ctor_get(x_138, 3);
-lean_inc(x_143);
-x_144 = lean_ctor_get(x_138, 4);
-lean_inc(x_144);
-x_145 = lean_ctor_get_uint8(x_138, sizeof(void*)*5);
-if (lean_is_exclusive(x_138)) {
- lean_ctor_release(x_138, 0);
- lean_ctor_release(x_138, 1);
- lean_ctor_release(x_138, 2);
- lean_ctor_release(x_138, 3);
- lean_ctor_release(x_138, 4);
- x_146 = x_138;
-} else {
- lean_dec_ref(x_138);
- x_146 = lean_box(0);
-}
-if (lean_is_scalar(x_146)) {
- x_147 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_147 = x_146;
-}
-lean_ctor_set(x_147, 0, x_141);
-lean_ctor_set(x_147, 1, x_142);
-lean_ctor_set(x_147, 2, x_1);
-lean_ctor_set(x_147, 3, x_143);
-lean_ctor_set(x_147, 4, x_144);
-lean_ctor_set_uint8(x_147, sizeof(void*)*5, x_145);
-x_148 = lean_box(0);
-x_149 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_149, 0, x_148);
-lean_ctor_set(x_149, 1, x_147);
-lean_ctor_set(x_100, 0, x_149);
-if (lean_is_scalar(x_140)) {
- x_150 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_150 = x_140;
-}
-lean_ctor_set(x_150, 0, x_100);
-lean_ctor_set(x_150, 1, x_139);
-return x_150;
-}
-}
-else
-{
-lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; uint8_t 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; 
-x_151 = lean_ctor_get(x_100, 0);
-lean_inc(x_151);
-lean_dec(x_100);
-x_152 = lean_ctor_get(x_151, 1);
-lean_inc(x_152);
-if (lean_is_exclusive(x_151)) {
- lean_ctor_release(x_151, 0);
- lean_ctor_release(x_151, 1);
- x_153 = x_151;
-} else {
- lean_dec_ref(x_151);
- x_153 = lean_box(0);
-}
-x_154 = lean_ctor_get(x_99, 1);
-lean_inc(x_154);
-if (lean_is_exclusive(x_99)) {
- lean_ctor_release(x_99, 0);
- lean_ctor_release(x_99, 1);
- x_155 = x_99;
-} else {
- lean_dec_ref(x_99);
- x_155 = lean_box(0);
-}
-x_156 = lean_ctor_get(x_152, 0);
-lean_inc(x_156);
-x_157 = lean_ctor_get(x_152, 1);
-lean_inc(x_157);
-x_158 = lean_ctor_get(x_152, 3);
-lean_inc(x_158);
-x_159 = lean_ctor_get(x_152, 4);
-lean_inc(x_159);
-x_160 = lean_ctor_get_uint8(x_152, sizeof(void*)*5);
-if (lean_is_exclusive(x_152)) {
- lean_ctor_release(x_152, 0);
- lean_ctor_release(x_152, 1);
- lean_ctor_release(x_152, 2);
- lean_ctor_release(x_152, 3);
- lean_ctor_release(x_152, 4);
- x_161 = x_152;
-} else {
- lean_dec_ref(x_152);
- x_161 = lean_box(0);
-}
-if (lean_is_scalar(x_161)) {
- x_162 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_162 = x_161;
-}
-lean_ctor_set(x_162, 0, x_156);
-lean_ctor_set(x_162, 1, x_157);
-lean_ctor_set(x_162, 2, x_1);
-lean_ctor_set(x_162, 3, x_158);
-lean_ctor_set(x_162, 4, x_159);
-lean_ctor_set_uint8(x_162, sizeof(void*)*5, x_160);
-x_163 = lean_box(0);
-if (lean_is_scalar(x_153)) {
- x_164 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_164 = x_153;
-}
-lean_ctor_set(x_164, 0, x_163);
-lean_ctor_set(x_164, 1, x_162);
-x_165 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_165, 0, x_164);
-if (lean_is_scalar(x_155)) {
- x_166 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_166 = x_155;
-}
-lean_ctor_set(x_166, 0, x_165);
-lean_ctor_set(x_166, 1, x_154);
-return x_166;
-}
-}
-}
-else
-{
-uint8_t x_167; 
-lean_dec(x_1);
-x_167 = !lean_is_exclusive(x_99);
-if (x_167 == 0)
-{
-return x_99;
-}
-else
-{
-lean_object* x_168; lean_object* x_169; lean_object* x_170; 
-x_168 = lean_ctor_get(x_99, 0);
-x_169 = lean_ctor_get(x_99, 1);
-lean_inc(x_169);
-lean_inc(x_168);
-lean_dec(x_99);
-x_170 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_170, 0, x_168);
-lean_ctor_set(x_170, 1, x_169);
-return x_170;
+lean_object* x_79; lean_object* x_80; lean_object* x_81; 
+x_79 = lean_ctor_get(x_53, 0);
+x_80 = lean_ctor_get(x_53, 1);
+lean_inc(x_80);
+lean_inc(x_79);
+lean_dec(x_53);
+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;
 }
 }
 }
@@ -22708,68 +7005,67 @@ return x_8;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-x_8 = l_Lean_PrettyPrinter_Parenthesizer_getEnv___rarg(x_4, x_5, x_6, x_7);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_8 = l_Lean_Core_getEnv___rarg(x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-x_14 = l_Lean_PrettyPrinter_categoryParenthesizerAttribute;
-x_15 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_14, x_12, x_1);
-lean_dec(x_12);
-if (lean_obj_tag(x_15) == 0)
+x_11 = l_Lean_PrettyPrinter_categoryParenthesizerAttribute;
+x_12 = l_Lean_KeyedDeclsAttribute_getValues___rarg(x_11, x_9, x_1);
+lean_dec(x_9);
+if (lean_obj_tag(x_12) == 0)
 {
-lean_object* x_16; 
-x_16 = l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore(x_1, x_2, x_3, x_13, x_5, x_6, x_11);
+lean_object* x_13; 
+x_13 = l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore(x_1, x_2, x_3, x_4, x_5, x_6, x_10);
 lean_dec(x_3);
 lean_dec(x_2);
-return x_16;
+return x_13;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; 
+lean_object* x_14; lean_object* x_15; 
 lean_dec(x_1);
-x_17 = lean_ctor_get(x_15, 0);
-lean_inc(x_17);
-lean_dec(x_15);
-x_18 = lean_apply_6(x_17, x_2, x_3, x_13, x_5, x_6, x_11);
-return x_18;
+x_14 = lean_ctor_get(x_12, 0);
+lean_inc(x_14);
+lean_dec(x_12);
+x_15 = lean_apply_6(x_14, x_2, x_3, x_4, x_5, x_6, x_10);
+return x_15;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParserOfStack_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_8 = lean_ctor_get(x_4, 0);
-lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 1);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_8 = lean_io_ref_get(x_4, x_7);
+x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_9);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 2);
-lean_inc(x_11);
+x_10 = lean_ctor_get(x_8, 1);
+lean_inc(x_10);
 lean_dec(x_8);
-x_12 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_11);
-lean_dec(x_11);
-x_13 = lean_nat_sub(x_12, x_1);
+x_11 = lean_ctor_get(x_9, 0);
+lean_inc(x_11);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+x_13 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__2(x_12);
 lean_dec(x_12);
-x_14 = l_Lean_Syntax_getArg(x_10, x_13);
-lean_dec(x_13);
-lean_dec(x_10);
-x_15 = l_Lean_Syntax_getId(x_14);
+x_14 = lean_ctor_get(x_11, 2);
+lean_inc(x_14);
+lean_dec(x_11);
+x_15 = l_Array_back___at_Lean_Syntax_Traverser_up___spec__1(x_14);
 lean_dec(x_14);
-x_16 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_15, x_2, x_3, x_4, x_5, x_6, x_7);
-return x_16;
+x_16 = lean_nat_sub(x_15, x_1);
+lean_dec(x_15);
+x_17 = l_Lean_Syntax_getArg(x_13, x_16);
+lean_dec(x_16);
+lean_dec(x_13);
+x_18 = l_Lean_Syntax_getId(x_17);
+lean_dec(x_17);
+x_19 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_18, x_2, x_3, x_4, x_5, x_6, x_10);
+return x_19;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_categoryParserOfStack_parenthesizer___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) {
@@ -22916,109 +7212,42 @@ x_1 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_term_parenth
 return x_1;
 }
 }
-lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = lean_box(0);
-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_term_parenthesizer(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; uint8_t x_10; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = !lean_is_exclusive(x_7);
-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; uint8_t x_17; 
-x_11 = lean_ctor_get(x_7, 1);
-x_12 = lean_ctor_get(x_7, 0);
-lean_dec(x_12);
-x_13 = lean_ctor_get(x_9, 0);
-lean_inc(x_13);
-x_14 = lean_ctor_get(x_9, 1);
-lean_inc(x_14);
-lean_dec(x_9);
-x_15 = l_Lean_Syntax_getKind(x_13);
-x_16 = l_Lean_nullKind;
-x_17 = lean_name_eq(x_15, x_16);
-lean_dec(x_15);
-if (x_17 == 0)
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
-lean_free_object(x_7);
-x_18 = l_Lean_Parser_termParser___closed__2;
-lean_inc(x_1);
-x_19 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___boxed), 7, 2);
-lean_closure_set(x_19, 0, x_18);
-lean_closure_set(x_19, 1, x_1);
-x_20 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1;
-x_21 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize(x_18, x_20, x_1, x_19, x_2, x_14, x_4, x_5, x_11);
-return x_21;
-}
-else
-{
-lean_object* x_22; 
-lean_dec(x_14);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_22 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-lean_ctor_set(x_7, 0, x_22);
-return x_7;
-}
-}
-else
-{
-lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; uint8_t x_28; 
-x_23 = lean_ctor_get(x_7, 1);
-lean_inc(x_23);
 lean_dec(x_7);
-x_24 = lean_ctor_get(x_9, 0);
-lean_inc(x_24);
-x_25 = lean_ctor_get(x_9, 1);
-lean_inc(x_25);
-lean_dec(x_9);
-x_26 = l_Lean_Syntax_getKind(x_24);
-x_27 = l_Lean_nullKind;
-x_28 = lean_name_eq(x_26, x_27);
-lean_dec(x_26);
-if (x_28 == 0)
+x_10 = l_Lean_Syntax_getKind(x_8);
+x_11 = l_Lean_nullKind;
+x_12 = lean_name_eq(x_10, x_11);
+lean_dec(x_10);
+if (x_12 == 0)
 {
-lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-x_29 = l_Lean_Parser_termParser___closed__2;
+lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+x_13 = l_Lean_Parser_termParser___closed__2;
 lean_inc(x_1);
-x_30 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___boxed), 7, 2);
-lean_closure_set(x_30, 0, x_29);
-lean_closure_set(x_30, 1, x_1);
-x_31 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1;
-x_32 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize(x_29, x_31, x_1, x_30, x_2, x_25, x_4, x_5, x_23);
-return x_32;
+x_14 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_parenthesizeCategoryCore___boxed), 7, 2);
+lean_closure_set(x_14, 0, x_13);
+lean_closure_set(x_14, 1, x_1);
+x_15 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1;
+x_16 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize(x_13, x_15, x_1, x_14, x_2, x_3, x_4, x_5, x_9);
+return x_16;
 }
 else
 {
-lean_object* x_33; lean_object* x_34; 
-lean_dec(x_25);
+lean_object* x_17; 
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_33 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_34 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_34, 0, x_33);
-lean_ctor_set(x_34, 1, x_23);
-return x_34;
-}
+x_17 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(x_9);
+return x_17;
 }
 }
 }
@@ -23360,110 +7589,43 @@ _start:
 lean_object* x_8; 
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
 x_8 = lean_apply_5(x_2, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
-x_9 = lean_ctor_get(x_8, 0);
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_8, 1);
 lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
+lean_dec(x_8);
+x_10 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_9);
+return x_10;
+}
+else
 {
-uint8_t x_10; 
+uint8_t x_11; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
-if (x_12 == 0)
+x_11 = !lean_is_exclusive(x_8);
+if (x_11 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+x_13 = lean_ctor_get(x_8, 1);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
+lean_inc(x_12);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_20 = lean_ctor_get(x_9, 0);
-lean_inc(x_20);
-lean_dec(x_9);
-x_21 = lean_ctor_get(x_8, 1);
-lean_inc(x_21);
-lean_dec(x_8);
-x_22 = lean_ctor_get(x_20, 1);
-lean_inc(x_22);
-lean_dec(x_20);
-x_23 = lean_apply_5(x_1, x_3, x_22, x_5, x_6, x_21);
-return x_23;
-}
-}
-else
-{
-uint8_t x_24; 
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_1);
-x_24 = !lean_is_exclusive(x_8);
-if (x_24 == 0)
-{
-return x_8;
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_8, 0);
-x_26 = lean_ctor_get(x_8, 1);
-lean_inc(x_26);
-lean_inc(x_25);
-lean_dec(x_8);
-x_27 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_27, 0, x_25);
-lean_ctor_set(x_27, 1, x_26);
-return x_27;
+x_14 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_14, 0, x_12);
+lean_ctor_set(x_14, 1, x_13);
+return x_14;
 }
 }
 }
@@ -23480,7 +7642,7 @@ lean_object* _init_l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___close
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
-x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
+x_1 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
 x_2 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
@@ -23545,519 +7707,152 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4, x_5, x_6, x_7);
+lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = !lean_is_exclusive(x_9);
-if (x_10 == 0)
+x_10 = lean_ctor_get(x_8, 1);
+lean_inc(x_10);
+lean_dec(x_8);
+x_11 = l_Lean_Syntax_getKind(x_9);
+x_12 = lean_name_eq(x_1, x_11);
+if (x_12 == 0)
 {
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_11 = lean_ctor_get(x_9, 0);
-x_12 = lean_ctor_get(x_8, 1);
-lean_inc(x_12);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- lean_ctor_release(x_8, 1);
- x_13 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_13 = lean_box(0);
-}
-x_14 = !lean_is_exclusive(x_11);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
-x_15 = lean_ctor_get(x_11, 0);
-x_16 = lean_ctor_get(x_11, 1);
-x_17 = l_Lean_Syntax_getKind(x_15);
-x_18 = lean_name_eq(x_1, x_17);
-if (x_18 == 0)
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+uint8_t x_13; lean_object* x_14; lean_object* x_43; lean_object* x_44; uint8_t x_45; 
 lean_dec(x_2);
-x_50 = l_Lean_Core_getTraceState___rarg(x_6, x_12);
+x_43 = l_Lean_Core_getTraceState___rarg(x_6, x_10);
+x_44 = lean_ctor_get(x_43, 0);
+lean_inc(x_44);
+x_45 = lean_ctor_get_uint8(x_44, sizeof(void*)*1);
+lean_dec(x_44);
+if (x_45 == 0)
+{
+lean_object* x_46; uint8_t x_47; 
+x_46 = lean_ctor_get(x_43, 1);
+lean_inc(x_46);
+lean_dec(x_43);
+x_47 = 0;
+x_13 = x_47;
+x_14 = x_46;
+goto block_42;
+}
+else
+{
+lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+x_48 = lean_ctor_get(x_43, 1);
+lean_inc(x_48);
+lean_dec(x_43);
+x_49 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
+x_50 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_49, x_5, x_6, x_48);
 x_51 = lean_ctor_get(x_50, 0);
 lean_inc(x_51);
-x_52 = lean_ctor_get_uint8(x_51, sizeof(void*)*1);
+x_52 = lean_ctor_get(x_50, 1);
+lean_inc(x_52);
+lean_dec(x_50);
+x_53 = lean_unbox(x_51);
 lean_dec(x_51);
-if (x_52 == 0)
-{
-lean_object* x_53; uint8_t x_54; lean_object* x_55; 
-x_53 = lean_ctor_get(x_50, 1);
-lean_inc(x_53);
-lean_dec(x_50);
-x_54 = 0;
-x_55 = lean_box(x_54);
-lean_ctor_set(x_11, 0, x_55);
-x_19 = x_9;
-x_20 = x_53;
-goto block_49;
+x_13 = x_53;
+x_14 = x_52;
+goto block_42;
 }
-else
+block_42:
 {
-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_50, 1);
-lean_inc(x_56);
-lean_dec(x_50);
-x_57 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_58 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_57, x_5, x_6, x_56);
-x_59 = lean_ctor_get(x_58, 0);
-lean_inc(x_59);
-x_60 = lean_ctor_get(x_58, 1);
-lean_inc(x_60);
-lean_dec(x_58);
-lean_ctor_set(x_11, 0, x_59);
-x_19 = x_9;
-x_20 = x_60;
-goto block_49;
-}
-block_49:
+if (x_13 == 0)
 {
-lean_object* x_21; lean_object* x_22; uint8_t x_23; 
-x_21 = lean_ctor_get(x_19, 0);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = lean_ctor_get(x_21, 0);
-lean_inc(x_22);
-x_23 = lean_unbox(x_22);
-lean_dec(x_22);
-if (x_23 == 0)
-{
-lean_object* x_24; lean_object* x_25; 
-lean_dec(x_21);
-lean_dec(x_17);
+lean_object* x_15; uint8_t x_16; 
+lean_dec(x_11);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_24 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-if (lean_is_scalar(x_13)) {
- x_25 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_25 = x_13;
-}
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_25, 1, x_20);
-return x_25;
+x_15 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(x_14);
+x_16 = !lean_is_exclusive(x_15);
+if (x_16 == 0)
+{
+return x_15;
 }
 else
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; uint8_t x_43; 
-lean_dec(x_13);
-x_26 = lean_ctor_get(x_21, 1);
-lean_inc(x_26);
-lean_dec(x_21);
-x_27 = l_Lean_Name_toString___closed__1;
-x_28 = l_Lean_Name_toStringWithSep___main(x_27, x_17);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_15, 0);
+x_18 = lean_ctor_get(x_15, 1);
+lean_inc(x_18);
+lean_inc(x_17);
+lean_dec(x_15);
+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;
+}
+}
+else
+{
+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; uint8_t x_38; 
+x_20 = l_Lean_Name_toString___closed__1;
+x_21 = l_Lean_Name_toStringWithSep___main(x_20, x_11);
+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_node_parenthesizer___closed__5;
+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 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
+x_27 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_27, 0, x_25);
+lean_ctor_set(x_27, 1, x_26);
+x_28 = l_Lean_Name_toStringWithSep___main(x_20, x_1);
 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_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___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_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-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_Lean_Name_toStringWithSep___main(x_27, x_1);
-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 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_38, 0, x_34);
-lean_ctor_set(x_38, 1, x_37);
-x_39 = l_Lean_Core_getConstInfo___closed__5;
-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 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_42 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_41, x_40, x_3, x_26, x_5, x_6, x_20);
+x_31 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_31, 0, x_27);
+lean_ctor_set(x_31, 1, x_30);
+x_32 = l_Lean_Core_getConstInfo___closed__5;
+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 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
+x_35 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_34, x_33, x_3, x_4, x_5, x_6, x_14);
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
-x_43 = !lean_is_exclusive(x_42);
-if (x_43 == 0)
+x_36 = lean_ctor_get(x_35, 1);
+lean_inc(x_36);
+lean_dec(x_35);
+x_37 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(x_36);
+x_38 = !lean_is_exclusive(x_37);
+if (x_38 == 0)
 {
-lean_object* x_44; lean_object* x_45; 
-x_44 = lean_ctor_get(x_42, 0);
-lean_dec(x_44);
-x_45 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-lean_ctor_set(x_42, 0, x_45);
-return x_42;
+return x_37;
 }
 else
 {
-lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-x_46 = lean_ctor_get(x_42, 1);
-lean_inc(x_46);
-lean_dec(x_42);
-x_47 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_48 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_48, 0, x_47);
-lean_ctor_set(x_48, 1, x_46);
-return x_48;
+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);
+lean_inc(x_40);
+lean_inc(x_39);
+lean_dec(x_37);
+x_41 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_41, 0, x_39);
+lean_ctor_set(x_41, 1, x_40);
+return x_41;
 }
 }
 }
 }
 else
 {
-lean_object* x_61; 
-lean_dec(x_17);
-lean_free_object(x_11);
-lean_dec(x_13);
-lean_free_object(x_9);
-lean_dec(x_1);
-x_61 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_2, x_3, x_16, x_5, x_6, x_12);
-return x_61;
-}
-}
-else
-{
-lean_object* x_62; lean_object* x_63; lean_object* x_64; uint8_t x_65; 
-x_62 = lean_ctor_get(x_11, 0);
-x_63 = lean_ctor_get(x_11, 1);
-lean_inc(x_63);
-lean_inc(x_62);
+lean_object* x_54; 
 lean_dec(x_11);
-x_64 = l_Lean_Syntax_getKind(x_62);
-x_65 = lean_name_eq(x_1, x_64);
-if (x_65 == 0)
-{
-lean_object* x_66; lean_object* x_67; lean_object* x_95; lean_object* x_96; uint8_t x_97; 
-lean_dec(x_2);
-x_95 = l_Lean_Core_getTraceState___rarg(x_6, x_12);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get_uint8(x_96, sizeof(void*)*1);
-lean_dec(x_96);
-if (x_97 == 0)
-{
-lean_object* x_98; uint8_t x_99; lean_object* x_100; lean_object* x_101; 
-x_98 = lean_ctor_get(x_95, 1);
-lean_inc(x_98);
-lean_dec(x_95);
-x_99 = 0;
-x_100 = lean_box(x_99);
-x_101 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_101, 0, x_100);
-lean_ctor_set(x_101, 1, x_63);
-lean_ctor_set(x_9, 0, x_101);
-x_66 = x_9;
-x_67 = x_98;
-goto block_94;
-}
-else
-{
-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_102 = lean_ctor_get(x_95, 1);
-lean_inc(x_102);
-lean_dec(x_95);
-x_103 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_104 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_103, x_5, x_6, x_102);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_ctor_get(x_104, 1);
-lean_inc(x_106);
-lean_dec(x_104);
-x_107 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_107, 0, x_105);
-lean_ctor_set(x_107, 1, x_63);
-lean_ctor_set(x_9, 0, x_107);
-x_66 = x_9;
-x_67 = x_106;
-goto block_94;
-}
-block_94:
-{
-lean_object* x_68; lean_object* x_69; uint8_t x_70; 
-x_68 = lean_ctor_get(x_66, 0);
-lean_inc(x_68);
-lean_dec(x_66);
-x_69 = lean_ctor_get(x_68, 0);
-lean_inc(x_69);
-x_70 = lean_unbox(x_69);
-lean_dec(x_69);
-if (x_70 == 0)
-{
-lean_object* x_71; lean_object* x_72; 
-lean_dec(x_68);
-lean_dec(x_64);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
 lean_dec(x_1);
-x_71 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-if (lean_is_scalar(x_13)) {
- x_72 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_72 = x_13;
-}
-lean_ctor_set(x_72, 0, x_71);
-lean_ctor_set(x_72, 1, x_67);
-return x_72;
-}
-else
-{
-lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; 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_dec(x_13);
-x_73 = lean_ctor_get(x_68, 1);
-lean_inc(x_73);
-lean_dec(x_68);
-x_74 = l_Lean_Name_toString___closed__1;
-x_75 = l_Lean_Name_toStringWithSep___main(x_74, x_64);
-x_76 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_76, 0, x_75);
-x_77 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_77, 0, x_76);
-x_78 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
-x_79 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_79, 0, x_78);
-lean_ctor_set(x_79, 1, x_77);
-x_80 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-x_81 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_81, 0, x_79);
-lean_ctor_set(x_81, 1, x_80);
-x_82 = l_Lean_Name_toStringWithSep___main(x_74, x_1);
-x_83 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_83, 0, x_82);
-x_84 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_84, 0, x_83);
-x_85 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_85, 0, x_81);
-lean_ctor_set(x_85, 1, x_84);
-x_86 = l_Lean_Core_getConstInfo___closed__5;
-x_87 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_87, 0, x_85);
-lean_ctor_set(x_87, 1, x_86);
-x_88 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_89 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_88, x_87, x_3, x_73, x_5, x_6, x_67);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_90 = lean_ctor_get(x_89, 1);
-lean_inc(x_90);
-if (lean_is_exclusive(x_89)) {
- lean_ctor_release(x_89, 0);
- lean_ctor_release(x_89, 1);
- x_91 = x_89;
-} else {
- lean_dec_ref(x_89);
- x_91 = lean_box(0);
-}
-x_92 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-if (lean_is_scalar(x_91)) {
- x_93 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_93 = x_91;
-}
-lean_ctor_set(x_93, 0, x_92);
-lean_ctor_set(x_93, 1, x_90);
-return x_93;
-}
-}
-}
-else
-{
-lean_object* x_108; 
-lean_dec(x_64);
-lean_dec(x_13);
-lean_free_object(x_9);
-lean_dec(x_1);
-x_108 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_2, x_3, x_63, x_5, x_6, x_12);
-return x_108;
-}
-}
-}
-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; uint8_t x_116; 
-x_109 = lean_ctor_get(x_9, 0);
-lean_inc(x_109);
-lean_dec(x_9);
-x_110 = lean_ctor_get(x_8, 1);
-lean_inc(x_110);
-if (lean_is_exclusive(x_8)) {
- lean_ctor_release(x_8, 0);
- lean_ctor_release(x_8, 1);
- x_111 = x_8;
-} else {
- lean_dec_ref(x_8);
- x_111 = lean_box(0);
-}
-x_112 = lean_ctor_get(x_109, 0);
-lean_inc(x_112);
-x_113 = lean_ctor_get(x_109, 1);
-lean_inc(x_113);
-if (lean_is_exclusive(x_109)) {
- lean_ctor_release(x_109, 0);
- lean_ctor_release(x_109, 1);
- x_114 = x_109;
-} else {
- lean_dec_ref(x_109);
- x_114 = lean_box(0);
-}
-x_115 = l_Lean_Syntax_getKind(x_112);
-x_116 = lean_name_eq(x_1, x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_146; lean_object* x_147; uint8_t x_148; 
-lean_dec(x_2);
-x_146 = l_Lean_Core_getTraceState___rarg(x_6, x_110);
-x_147 = lean_ctor_get(x_146, 0);
-lean_inc(x_147);
-x_148 = lean_ctor_get_uint8(x_147, sizeof(void*)*1);
-lean_dec(x_147);
-if (x_148 == 0)
-{
-lean_object* x_149; uint8_t x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; 
-x_149 = lean_ctor_get(x_146, 1);
-lean_inc(x_149);
-lean_dec(x_146);
-x_150 = 0;
-x_151 = lean_box(x_150);
-if (lean_is_scalar(x_114)) {
- x_152 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_152 = x_114;
-}
-lean_ctor_set(x_152, 0, x_151);
-lean_ctor_set(x_152, 1, x_113);
-x_153 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_153, 0, x_152);
-x_117 = x_153;
-x_118 = x_149;
-goto block_145;
-}
-else
-{
-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; 
-x_154 = lean_ctor_get(x_146, 1);
-lean_inc(x_154);
-lean_dec(x_146);
-x_155 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_156 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_155, x_5, x_6, x_154);
-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);
-if (lean_is_scalar(x_114)) {
- x_159 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_159 = x_114;
-}
-lean_ctor_set(x_159, 0, x_157);
-lean_ctor_set(x_159, 1, x_113);
-x_160 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_160, 0, x_159);
-x_117 = x_160;
-x_118 = x_158;
-goto block_145;
-}
-block_145:
-{
-lean_object* x_119; lean_object* x_120; uint8_t x_121; 
-x_119 = lean_ctor_get(x_117, 0);
-lean_inc(x_119);
-lean_dec(x_117);
-x_120 = lean_ctor_get(x_119, 0);
-lean_inc(x_120);
-x_121 = lean_unbox(x_120);
-lean_dec(x_120);
-if (x_121 == 0)
-{
-lean_object* x_122; lean_object* x_123; 
-lean_dec(x_119);
-lean_dec(x_115);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_1);
-x_122 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-if (lean_is_scalar(x_111)) {
- x_123 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_123 = x_111;
-}
-lean_ctor_set(x_123, 0, x_122);
-lean_ctor_set(x_123, 1, x_118);
-return x_123;
-}
-else
-{
-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; lean_object* x_137; lean_object* x_138; lean_object* x_139; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; 
-lean_dec(x_111);
-x_124 = lean_ctor_get(x_119, 1);
-lean_inc(x_124);
-lean_dec(x_119);
-x_125 = l_Lean_Name_toString___closed__1;
-x_126 = l_Lean_Name_toStringWithSep___main(x_125, x_115);
-x_127 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_127, 0, x_126);
-x_128 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_128, 0, x_127);
-x_129 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
-x_130 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_130, 0, x_129);
-lean_ctor_set(x_130, 1, x_128);
-x_131 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-x_132 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_132, 0, x_130);
-lean_ctor_set(x_132, 1, x_131);
-x_133 = l_Lean_Name_toStringWithSep___main(x_125, x_1);
-x_134 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_134, 0, x_133);
-x_135 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_135, 0, x_134);
-x_136 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_136, 0, x_132);
-lean_ctor_set(x_136, 1, x_135);
-x_137 = l_Lean_Core_getConstInfo___closed__5;
-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 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_140 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_139, x_138, x_3, x_124, x_5, x_6, x_118);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_141 = lean_ctor_get(x_140, 1);
-lean_inc(x_141);
-if (lean_is_exclusive(x_140)) {
- lean_ctor_release(x_140, 0);
- lean_ctor_release(x_140, 1);
- x_142 = x_140;
-} else {
- lean_dec_ref(x_140);
- x_142 = lean_box(0);
-}
-x_143 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-if (lean_is_scalar(x_142)) {
- x_144 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_144 = x_142;
-}
-lean_ctor_set(x_144, 0, x_143);
-lean_ctor_set(x_144, 1, x_141);
-return x_144;
-}
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_115);
-lean_dec(x_114);
-lean_dec(x_111);
-lean_dec(x_1);
-x_161 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_2, x_3, x_113, x_5, x_6, x_110);
-return x_161;
-}
+x_54 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_2, x_3, x_4, x_5, x_6, x_10);
+return x_54;
 }
 }
 }
@@ -24076,6 +7871,7 @@ lean_object* x_7;
 x_7 = l_Lean_PrettyPrinter_Parenthesizer_checkPrec_parenthesizer(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_7;
@@ -24097,371 +7893,135 @@ _start:
 lean_object* x_9; 
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
 x_9 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer(x_1, x_3, x_4, x_5, x_6, x_7, x_8);
 if (lean_obj_tag(x_9) == 0)
 {
-lean_object* x_10; 
-x_10 = lean_ctor_get(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; 
+x_10 = lean_ctor_get(x_9, 1);
 lean_inc(x_10);
-if (lean_obj_tag(x_10) == 0)
-{
-uint8_t x_11; 
+lean_dec(x_9);
+x_11 = l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(x_2, x_4, x_5, x_6, x_7, x_10);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_4);
-x_11 = !lean_is_exclusive(x_9);
-if (x_11 == 0)
-{
-lean_object* x_12; uint8_t x_13; 
-x_12 = lean_ctor_get(x_9, 0);
-lean_dec(x_12);
-x_13 = !lean_is_exclusive(x_10);
-if (x_13 == 0)
-{
-return x_9;
-}
-else
-{
-lean_object* x_14; lean_object* x_15; 
-x_14 = lean_ctor_get(x_10, 0);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_io_ref_take(x_5, x_12);
+x_14 = lean_ctor_get(x_13, 0);
 lean_inc(x_14);
-lean_dec(x_10);
-x_15 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_9, 0, x_15);
-return x_9;
-}
-}
-else
+x_15 = lean_ctor_get(x_13, 1);
+lean_inc(x_15);
+lean_dec(x_13);
+x_16 = !lean_is_exclusive(x_14);
+if (x_16 == 0)
 {
-lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
-x_16 = lean_ctor_get(x_9, 1);
-lean_inc(x_16);
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-if (lean_is_exclusive(x_10)) {
- lean_ctor_release(x_10, 0);
- x_18 = x_10;
-} else {
- lean_dec_ref(x_10);
- x_18 = lean_box(0);
-}
-if (lean_is_scalar(x_18)) {
- x_19 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_19 = x_18;
-}
-lean_ctor_set(x_19, 0, x_17);
-x_20 = lean_alloc_ctor(0, 2, 0);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; uint8_t x_22; 
+x_17 = lean_ctor_get(x_14, 1);
+lean_dec(x_17);
+x_18 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
+x_19 = l_Nat_min(x_18, x_2);
+x_20 = lean_alloc_ctor(1, 1, 0);
 lean_ctor_set(x_20, 0, x_19);
-lean_ctor_set(x_20, 1, x_16);
-return x_20;
-}
+lean_ctor_set(x_14, 1, x_20);
+x_21 = lean_io_ref_set(x_5, x_14, x_15);
+lean_dec(x_5);
+x_22 = !lean_is_exclusive(x_21);
+if (x_22 == 0)
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_21, 0);
+lean_dec(x_23);
+x_24 = lean_box(0);
+lean_ctor_set(x_21, 0, x_24);
+return x_21;
 }
 else
 {
-lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; uint8_t x_26; 
-x_21 = lean_ctor_get(x_10, 0);
-lean_inc(x_21);
-lean_dec(x_10);
-x_22 = lean_ctor_get(x_9, 1);
-lean_inc(x_22);
-lean_dec(x_9);
-x_23 = lean_ctor_get(x_21, 1);
-lean_inc(x_23);
-lean_dec(x_21);
-x_24 = l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(x_2, x_4, x_23, x_6, x_7, x_22);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-x_25 = lean_ctor_get(x_24, 0);
+lean_object* x_25; lean_object* x_26; lean_object* x_27; 
+x_25 = lean_ctor_get(x_21, 1);
 lean_inc(x_25);
-x_26 = !lean_is_exclusive(x_25);
-if (x_26 == 0)
-{
-lean_object* x_27; uint8_t x_28; 
-x_27 = lean_ctor_get(x_25, 0);
-x_28 = !lean_is_exclusive(x_27);
-if (x_28 == 0)
-{
-lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_29 = lean_ctor_get(x_27, 1);
-x_30 = lean_ctor_get(x_27, 0);
-lean_dec(x_30);
-x_31 = !lean_is_exclusive(x_24);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-x_32 = lean_ctor_get(x_24, 0);
-lean_dec(x_32);
-x_33 = !lean_is_exclusive(x_29);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_34 = lean_ctor_get(x_29, 1);
-lean_dec(x_34);
-x_35 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
-x_36 = l_Nat_min(x_35, x_2);
-x_37 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_37, 0, x_36);
-lean_ctor_set(x_29, 1, x_37);
-x_38 = lean_box(0);
-lean_ctor_set(x_27, 0, x_38);
-return x_24;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; uint8_t x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; 
-x_39 = lean_ctor_get(x_29, 0);
-x_40 = lean_ctor_get(x_29, 2);
-x_41 = lean_ctor_get(x_29, 3);
-x_42 = lean_ctor_get(x_29, 4);
-x_43 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-lean_inc(x_42);
-lean_inc(x_41);
-lean_inc(x_40);
-lean_inc(x_39);
-lean_dec(x_29);
-x_44 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
-x_45 = l_Nat_min(x_44, x_2);
-x_46 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_46, 0, x_45);
-x_47 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_47, 0, x_39);
-lean_ctor_set(x_47, 1, x_46);
-lean_ctor_set(x_47, 2, x_40);
-lean_ctor_set(x_47, 3, x_41);
-lean_ctor_set(x_47, 4, x_42);
-lean_ctor_set_uint8(x_47, sizeof(void*)*5, x_43);
-x_48 = lean_box(0);
-lean_ctor_set(x_27, 1, x_47);
-lean_ctor_set(x_27, 0, x_48);
-return x_24;
+lean_dec(x_21);
+x_26 = lean_box(0);
+x_27 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_25);
+return x_27;
 }
 }
 else
 {
-lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; lean_object* x_53; uint8_t x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; 
-x_49 = lean_ctor_get(x_24, 1);
-lean_inc(x_49);
-lean_dec(x_24);
-x_50 = lean_ctor_get(x_29, 0);
-lean_inc(x_50);
-x_51 = lean_ctor_get(x_29, 2);
-lean_inc(x_51);
-x_52 = lean_ctor_get(x_29, 3);
-lean_inc(x_52);
-x_53 = lean_ctor_get(x_29, 4);
-lean_inc(x_53);
-x_54 = lean_ctor_get_uint8(x_29, sizeof(void*)*5);
-if (lean_is_exclusive(x_29)) {
- lean_ctor_release(x_29, 0);
- lean_ctor_release(x_29, 1);
- lean_ctor_release(x_29, 2);
- lean_ctor_release(x_29, 3);
- lean_ctor_release(x_29, 4);
- x_55 = x_29;
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; 
+x_28 = lean_ctor_get(x_14, 0);
+x_29 = lean_ctor_get(x_14, 2);
+x_30 = lean_ctor_get(x_14, 3);
+x_31 = lean_ctor_get(x_14, 4);
+x_32 = lean_ctor_get_uint8(x_14, sizeof(void*)*5);
+lean_inc(x_31);
+lean_inc(x_30);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_14);
+x_33 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
+x_34 = l_Nat_min(x_33, x_2);
+x_35 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_35, 0, x_34);
+x_36 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_36, 0, x_28);
+lean_ctor_set(x_36, 1, x_35);
+lean_ctor_set(x_36, 2, x_29);
+lean_ctor_set(x_36, 3, x_30);
+lean_ctor_set(x_36, 4, x_31);
+lean_ctor_set_uint8(x_36, sizeof(void*)*5, x_32);
+x_37 = lean_io_ref_set(x_5, x_36, x_15);
+lean_dec(x_5);
+x_38 = lean_ctor_get(x_37, 1);
+lean_inc(x_38);
+if (lean_is_exclusive(x_37)) {
+ lean_ctor_release(x_37, 0);
+ lean_ctor_release(x_37, 1);
+ x_39 = x_37;
 } else {
- lean_dec_ref(x_29);
- x_55 = lean_box(0);
+ lean_dec_ref(x_37);
+ x_39 = lean_box(0);
 }
-x_56 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
-x_57 = l_Nat_min(x_56, x_2);
-x_58 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_58, 0, x_57);
-if (lean_is_scalar(x_55)) {
- x_59 = lean_alloc_ctor(0, 5, 1);
+x_40 = lean_box(0);
+if (lean_is_scalar(x_39)) {
+ x_41 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_59 = x_55;
+ x_41 = x_39;
 }
-lean_ctor_set(x_59, 0, x_50);
-lean_ctor_set(x_59, 1, x_58);
-lean_ctor_set(x_59, 2, x_51);
-lean_ctor_set(x_59, 3, x_52);
-lean_ctor_set(x_59, 4, x_53);
-lean_ctor_set_uint8(x_59, sizeof(void*)*5, x_54);
-x_60 = lean_box(0);
-lean_ctor_set(x_27, 1, x_59);
-lean_ctor_set(x_27, 0, x_60);
-x_61 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_61, 0, x_25);
-lean_ctor_set(x_61, 1, x_49);
-return x_61;
+lean_ctor_set(x_41, 0, x_40);
+lean_ctor_set(x_41, 1, x_38);
+return x_41;
 }
 }
 else
 {
-lean_object* x_62; lean_object* x_63; lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t 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; 
-x_62 = lean_ctor_get(x_27, 1);
-lean_inc(x_62);
-lean_dec(x_27);
-x_63 = lean_ctor_get(x_24, 1);
-lean_inc(x_63);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_64 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_64 = lean_box(0);
-}
-x_65 = lean_ctor_get(x_62, 0);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_62, 2);
-lean_inc(x_66);
-x_67 = lean_ctor_get(x_62, 3);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_62, 4);
-lean_inc(x_68);
-x_69 = lean_ctor_get_uint8(x_62, sizeof(void*)*5);
-if (lean_is_exclusive(x_62)) {
- lean_ctor_release(x_62, 0);
- lean_ctor_release(x_62, 1);
- lean_ctor_release(x_62, 2);
- lean_ctor_release(x_62, 3);
- lean_ctor_release(x_62, 4);
- x_70 = x_62;
-} else {
- lean_dec_ref(x_62);
- x_70 = lean_box(0);
-}
-x_71 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
-x_72 = l_Nat_min(x_71, x_2);
-x_73 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_73, 0, x_72);
-if (lean_is_scalar(x_70)) {
- x_74 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_74 = x_70;
-}
-lean_ctor_set(x_74, 0, x_65);
-lean_ctor_set(x_74, 1, x_73);
-lean_ctor_set(x_74, 2, x_66);
-lean_ctor_set(x_74, 3, x_67);
-lean_ctor_set(x_74, 4, x_68);
-lean_ctor_set_uint8(x_74, sizeof(void*)*5, x_69);
-x_75 = lean_box(0);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_75);
-lean_ctor_set(x_76, 1, x_74);
-lean_ctor_set(x_25, 0, x_76);
-if (lean_is_scalar(x_64)) {
- x_77 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_77 = x_64;
-}
-lean_ctor_set(x_77, 0, x_25);
-lean_ctor_set(x_77, 1, x_63);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; 
-x_78 = lean_ctor_get(x_25, 0);
-lean_inc(x_78);
-lean_dec(x_25);
-x_79 = lean_ctor_get(x_78, 1);
-lean_inc(x_79);
-if (lean_is_exclusive(x_78)) {
- lean_ctor_release(x_78, 0);
- lean_ctor_release(x_78, 1);
- x_80 = x_78;
-} else {
- lean_dec_ref(x_78);
- x_80 = lean_box(0);
-}
-x_81 = lean_ctor_get(x_24, 1);
-lean_inc(x_81);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- lean_ctor_release(x_24, 1);
- x_82 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_82 = lean_box(0);
-}
-x_83 = lean_ctor_get(x_79, 0);
-lean_inc(x_83);
-x_84 = lean_ctor_get(x_79, 2);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_79, 3);
-lean_inc(x_85);
-x_86 = lean_ctor_get(x_79, 4);
-lean_inc(x_86);
-x_87 = lean_ctor_get_uint8(x_79, sizeof(void*)*5);
-if (lean_is_exclusive(x_79)) {
- lean_ctor_release(x_79, 0);
- lean_ctor_release(x_79, 1);
- lean_ctor_release(x_79, 2);
- lean_ctor_release(x_79, 3);
- lean_ctor_release(x_79, 4);
- x_88 = x_79;
-} else {
- lean_dec_ref(x_79);
- x_88 = lean_box(0);
-}
-x_89 = l_Lean_PrettyPrinter_Parenthesizer_leadingNode_parenthesizer___closed__1;
-x_90 = l_Nat_min(x_89, x_2);
-x_91 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_91, 0, x_90);
-if (lean_is_scalar(x_88)) {
- x_92 = lean_alloc_ctor(0, 5, 1);
-} else {
- x_92 = x_88;
-}
-lean_ctor_set(x_92, 0, x_83);
-lean_ctor_set(x_92, 1, x_91);
-lean_ctor_set(x_92, 2, x_84);
-lean_ctor_set(x_92, 3, x_85);
-lean_ctor_set(x_92, 4, x_86);
-lean_ctor_set_uint8(x_92, sizeof(void*)*5, x_87);
-x_93 = lean_box(0);
-if (lean_is_scalar(x_80)) {
- x_94 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_94 = x_80;
-}
-lean_ctor_set(x_94, 0, x_93);
-lean_ctor_set(x_94, 1, x_92);
-x_95 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_95, 0, x_94);
-if (lean_is_scalar(x_82)) {
- x_96 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_96 = x_82;
-}
-lean_ctor_set(x_96, 0, x_95);
-lean_ctor_set(x_96, 1, x_81);
-return x_96;
-}
-}
-}
-else
-{
-uint8_t x_97; 
+uint8_t x_42; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
-x_97 = !lean_is_exclusive(x_9);
-if (x_97 == 0)
+x_42 = !lean_is_exclusive(x_9);
+if (x_42 == 0)
 {
 return x_9;
 }
 else
 {
-lean_object* x_98; lean_object* x_99; lean_object* x_100; 
-x_98 = lean_ctor_get(x_9, 0);
-x_99 = lean_ctor_get(x_9, 1);
-lean_inc(x_99);
-lean_inc(x_98);
+lean_object* x_43; lean_object* x_44; lean_object* x_45; 
+x_43 = lean_ctor_get(x_9, 0);
+x_44 = lean_ctor_get(x_9, 1);
+lean_inc(x_44);
+lean_inc(x_43);
 lean_dec(x_9);
-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;
+x_45 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_45, 0, x_43);
+lean_ctor_set(x_45, 1, x_44);
+return x_45;
 }
 }
 }
@@ -24481,112 +8041,45 @@ _start:
 lean_object* x_8; 
 lean_inc(x_6);
 lean_inc(x_5);
+lean_inc(x_4);
 lean_inc(x_3);
 x_8 = lean_apply_5(x_1, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_8) == 0)
 {
-lean_object* x_9; 
+lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-if (lean_obj_tag(x_9) == 0)
+x_10 = lean_ctor_get(x_8, 1);
+lean_inc(x_10);
+lean_dec(x_8);
+x_11 = lean_apply_6(x_2, x_9, x_3, x_4, x_5, x_6, x_10);
+return x_11;
+}
+else
 {
-uint8_t x_10; 
+uint8_t x_12; 
 lean_dec(x_6);
 lean_dec(x_5);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_10 = !lean_is_exclusive(x_8);
-if (x_10 == 0)
-{
-lean_object* x_11; uint8_t x_12; 
-x_11 = lean_ctor_get(x_8, 0);
-lean_dec(x_11);
-x_12 = !lean_is_exclusive(x_9);
+x_12 = !lean_is_exclusive(x_8);
 if (x_12 == 0)
 {
 return x_8;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; 
-x_13 = lean_ctor_get(x_9, 0);
+lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+x_13 = lean_ctor_get(x_8, 0);
+x_14 = lean_ctor_get(x_8, 1);
+lean_inc(x_14);
 lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_8, 0, x_14);
-return x_8;
-}
-}
-else
-{
-lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_15 = lean_ctor_get(x_8, 1);
-lean_inc(x_15);
 lean_dec(x_8);
-x_16 = lean_ctor_get(x_9, 0);
-lean_inc(x_16);
-if (lean_is_exclusive(x_9)) {
- lean_ctor_release(x_9, 0);
- x_17 = x_9;
-} else {
- lean_dec_ref(x_9);
- x_17 = lean_box(0);
-}
-if (lean_is_scalar(x_17)) {
- x_18 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_18 = x_17;
-}
-lean_ctor_set(x_18, 0, x_16);
-x_19 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_19, 1, x_15);
-return x_19;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_20 = lean_ctor_get(x_9, 0);
-lean_inc(x_20);
-lean_dec(x_9);
-x_21 = lean_ctor_get(x_8, 1);
-lean_inc(x_21);
-lean_dec(x_8);
-x_22 = lean_ctor_get(x_20, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = lean_apply_6(x_2, x_22, x_3, x_23, x_5, x_6, x_21);
-return x_24;
-}
-}
-else
-{
-uint8_t x_25; 
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-lean_dec(x_2);
-x_25 = !lean_is_exclusive(x_8);
-if (x_25 == 0)
-{
-return x_8;
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_8, 0);
-x_27 = lean_ctor_get(x_8, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_8);
-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;
+x_15 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_15, 0, x_13);
+lean_ctor_set(x_15, 1, x_14);
+return x_15;
 }
 }
 }
@@ -24604,545 +8097,225 @@ _start:
 {
 lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; uint8_t x_13; 
 x_8 = l_Lean_PrettyPrinter_Parenthesizer_addPrecCheck(x_1, x_3, x_4, x_5, x_6, x_7);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_8, 1);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
-lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_10, 1);
-lean_inc(x_11);
-lean_dec(x_10);
-x_12 = lean_ctor_get(x_8, 1);
-lean_inc(x_12);
 lean_dec(x_8);
+x_10 = lean_io_ref_take(x_4, x_9);
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_10, 1);
+lean_inc(x_12);
+lean_dec(x_10);
 x_13 = !lean_is_exclusive(x_11);
 if (x_13 == 0)
 {
-lean_object* x_14; lean_object* x_15; lean_object* x_16; 
+lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; 
 x_14 = lean_ctor_get(x_11, 2);
 lean_dec(x_14);
 lean_inc(x_3);
 lean_ctor_set(x_11, 2, x_3);
-x_15 = lean_unsigned_to_nat(0u);
+x_15 = lean_io_ref_set(x_4, x_11, x_12);
+x_16 = lean_ctor_get(x_15, 1);
+lean_inc(x_16);
+lean_dec(x_15);
+x_17 = lean_unsigned_to_nat(0u);
 lean_inc(x_3);
-x_16 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_3, x_15, x_3, x_11, x_5, x_6, x_12);
-return x_16;
+x_18 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_3, x_17, x_3, x_4, x_5, x_6, x_16);
+return x_18;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_17 = lean_ctor_get(x_11, 0);
-x_18 = lean_ctor_get(x_11, 1);
-x_19 = lean_ctor_get(x_11, 3);
-x_20 = lean_ctor_get(x_11, 4);
-x_21 = lean_ctor_get_uint8(x_11, sizeof(void*)*5);
+lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_19 = lean_ctor_get(x_11, 0);
+x_20 = lean_ctor_get(x_11, 1);
+x_21 = lean_ctor_get(x_11, 3);
+x_22 = lean_ctor_get(x_11, 4);
+x_23 = lean_ctor_get_uint8(x_11, sizeof(void*)*5);
+lean_inc(x_22);
+lean_inc(x_21);
 lean_inc(x_20);
 lean_inc(x_19);
-lean_inc(x_18);
-lean_inc(x_17);
 lean_dec(x_11);
 lean_inc(x_3);
-x_22 = lean_alloc_ctor(0, 5, 1);
-lean_ctor_set(x_22, 0, x_17);
-lean_ctor_set(x_22, 1, x_18);
-lean_ctor_set(x_22, 2, x_3);
-lean_ctor_set(x_22, 3, x_19);
-lean_ctor_set(x_22, 4, x_20);
-lean_ctor_set_uint8(x_22, sizeof(void*)*5, x_21);
-x_23 = lean_unsigned_to_nat(0u);
+x_24 = lean_alloc_ctor(0, 5, 1);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_20);
+lean_ctor_set(x_24, 2, x_3);
+lean_ctor_set(x_24, 3, x_21);
+lean_ctor_set(x_24, 4, x_22);
+lean_ctor_set_uint8(x_24, sizeof(void*)*5, x_23);
+x_25 = lean_io_ref_set(x_4, x_24, x_12);
+x_26 = lean_ctor_get(x_25, 1);
+lean_inc(x_26);
+lean_dec(x_25);
+x_27 = lean_unsigned_to_nat(0u);
 lean_inc(x_3);
-x_24 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_3, x_23, x_3, x_22, x_5, x_6, x_12);
-return x_24;
+x_28 = l_Lean_PrettyPrinter_Parenthesizer_categoryParser_parenthesizer(x_3, x_27, x_3, x_4, x_5, x_6, x_26);
+return x_28;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer(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_17; lean_object* x_18; uint8_t x_19; 
-x_17 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_5, x_6, x_7, x_8);
-x_18 = lean_ctor_get(x_17, 0);
-lean_inc(x_18);
-x_19 = !lean_is_exclusive(x_18);
+lean_object* x_9; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
+x_14 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_5, x_6, x_7, x_8);
+x_15 = lean_ctor_get(x_14, 0);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_14, 1);
+lean_inc(x_16);
+lean_dec(x_14);
+x_17 = l_Lean_Syntax_getKind(x_15);
+x_18 = lean_name_eq(x_1, x_17);
+if (x_18 == 0)
+{
+uint8_t x_19; lean_object* x_20; lean_object* x_49; lean_object* x_50; uint8_t x_51; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_49 = l_Lean_Core_getTraceState___rarg(x_7, x_16);
+x_50 = lean_ctor_get(x_49, 0);
+lean_inc(x_50);
+x_51 = lean_ctor_get_uint8(x_50, sizeof(void*)*1);
+lean_dec(x_50);
+if (x_51 == 0)
+{
+lean_object* x_52; uint8_t x_53; 
+x_52 = lean_ctor_get(x_49, 1);
+lean_inc(x_52);
+lean_dec(x_49);
+x_53 = 0;
+x_19 = x_53;
+x_20 = x_52;
+goto block_48;
+}
+else
+{
+lean_object* x_54; lean_object* x_55; lean_object* x_56; lean_object* x_57; lean_object* x_58; uint8_t x_59; 
+x_54 = lean_ctor_get(x_49, 1);
+lean_inc(x_54);
+lean_dec(x_49);
+x_55 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
+x_56 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_55, x_6, x_7, x_54);
+x_57 = lean_ctor_get(x_56, 0);
+lean_inc(x_57);
+x_58 = lean_ctor_get(x_56, 1);
+lean_inc(x_58);
+lean_dec(x_56);
+x_59 = lean_unbox(x_57);
+lean_dec(x_57);
+x_19 = x_59;
+x_20 = x_58;
+goto block_48;
+}
+block_48:
+{
 if (x_19 == 0)
 {
-lean_object* x_20; lean_object* x_21; uint8_t x_22; 
-x_20 = lean_ctor_get(x_18, 0);
-x_21 = lean_ctor_get(x_17, 1);
-lean_inc(x_21);
+lean_object* x_21; uint8_t x_22; 
 lean_dec(x_17);
-x_22 = !lean_is_exclusive(x_20);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_1);
+x_21 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(x_20);
+x_22 = !lean_is_exclusive(x_21);
 if (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, 0);
-x_24 = lean_ctor_get(x_20, 1);
-x_25 = l_Lean_Syntax_getKind(x_23);
-x_26 = lean_name_eq(x_1, x_25);
-if (x_26 == 0)
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_53 = l_Lean_Core_getTraceState___rarg(x_7, x_21);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-x_55 = lean_ctor_get_uint8(x_54, sizeof(void*)*1);
-lean_dec(x_54);
-if (x_55 == 0)
-{
-lean_object* x_56; uint8_t x_57; lean_object* x_58; 
-x_56 = lean_ctor_get(x_53, 1);
-lean_inc(x_56);
-lean_dec(x_53);
-x_57 = 0;
-x_58 = lean_box(x_57);
-lean_ctor_set(x_20, 0, x_58);
-x_27 = x_18;
-x_28 = x_56;
-goto block_52;
+return x_21;
 }
 else
 {
-lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-x_59 = lean_ctor_get(x_53, 1);
-lean_inc(x_59);
-lean_dec(x_53);
-x_60 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_61 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_60, x_6, x_7, x_59);
-x_62 = lean_ctor_get(x_61, 0);
-lean_inc(x_62);
-x_63 = lean_ctor_get(x_61, 1);
-lean_inc(x_63);
-lean_dec(x_61);
-lean_ctor_set(x_20, 0, x_62);
-x_27 = x_18;
-x_28 = x_63;
-goto block_52;
+lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_23 = lean_ctor_get(x_21, 0);
+x_24 = lean_ctor_get(x_21, 1);
+lean_inc(x_24);
+lean_inc(x_23);
+lean_dec(x_21);
+x_25 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_25, 0, x_23);
+lean_ctor_set(x_25, 1, x_24);
+return x_25;
 }
-block_52:
+}
+else
 {
-lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_29 = lean_ctor_get(x_27, 0);
-lean_inc(x_29);
-lean_dec(x_27);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; 
-lean_dec(x_29);
-lean_dec(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_object* x_42; lean_object* x_43; uint8_t x_44; 
+x_26 = l_Lean_Name_toString___closed__1;
+x_27 = l_Lean_Name_toStringWithSep___main(x_26, x_17);
+x_28 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_28, 0, x_27);
+x_29 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_29, 0, x_28);
+x_30 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
+x_31 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_31, 0, x_30);
+lean_ctor_set(x_31, 1, x_29);
+x_32 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___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 = l_Lean_Name_toStringWithSep___main(x_26, x_1);
+x_35 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_35, 0, x_34);
+x_36 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_36, 0, 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_Lean_Core_getConstInfo___closed__5;
+x_39 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_39, 0, x_37);
+lean_ctor_set(x_39, 1, x_38);
+x_40 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
+x_41 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__2(x_40, x_39, x_4, x_5, x_6, x_7, x_20);
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
-lean_dec(x_1);
-x_32 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_32;
-x_10 = x_28;
-goto block_16;
+x_42 = lean_ctor_get(x_41, 1);
+lean_inc(x_42);
+lean_dec(x_41);
+x_43 = l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg(x_42);
+x_44 = !lean_is_exclusive(x_43);
+if (x_44 == 0)
+{
+return x_43;
 }
 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_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; 
-x_33 = lean_ctor_get(x_29, 1);
-lean_inc(x_33);
-lean_dec(x_29);
-x_34 = l_Lean_Name_toString___closed__1;
-x_35 = l_Lean_Name_toStringWithSep___main(x_34, x_25);
-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_node_parenthesizer___closed__5;
-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_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-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 = l_Lean_Name_toStringWithSep___main(x_34, x_1);
-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 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_45, 0, x_41);
-lean_ctor_set(x_45, 1, x_44);
-x_46 = l_Lean_Core_getConstInfo___closed__5;
-x_47 = lean_alloc_ctor(9, 2, 0);
+lean_object* x_45; lean_object* x_46; lean_object* x_47; 
+x_45 = lean_ctor_get(x_43, 0);
+x_46 = lean_ctor_get(x_43, 1);
+lean_inc(x_46);
+lean_inc(x_45);
+lean_dec(x_43);
+x_47 = lean_alloc_ctor(1, 2, 0);
 lean_ctor_set(x_47, 0, x_45);
 lean_ctor_set(x_47, 1, x_46);
-x_48 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_49 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_48, x_47, x_4, x_33, x_6, x_7, x_28);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-x_50 = lean_ctor_get(x_49, 1);
-lean_inc(x_50);
-lean_dec(x_49);
-x_51 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_51;
-x_10 = x_50;
-goto block_16;
+return x_47;
+}
 }
 }
 }
 else
 {
-lean_object* x_64; lean_object* x_65; lean_object* x_66; 
-lean_dec(x_25);
-lean_free_object(x_20);
-lean_free_object(x_18);
-lean_dec(x_1);
-x_64 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed), 7, 1);
-lean_closure_set(x_64, 0, x_2);
-x_65 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___spec__1___rarg), 7, 2);
-lean_closure_set(x_65, 0, x_3);
-lean_closure_set(x_65, 1, x_64);
-x_66 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_65, x_4, x_24, x_6, x_7, x_21);
-return x_66;
-}
-}
-else
-{
-lean_object* x_67; lean_object* x_68; lean_object* x_69; uint8_t x_70; 
-x_67 = lean_ctor_get(x_20, 0);
-x_68 = lean_ctor_get(x_20, 1);
-lean_inc(x_68);
-lean_inc(x_67);
-lean_dec(x_20);
-x_69 = l_Lean_Syntax_getKind(x_67);
-x_70 = lean_name_eq(x_1, x_69);
-if (x_70 == 0)
-{
-lean_object* x_71; lean_object* x_72; lean_object* x_97; lean_object* x_98; uint8_t x_99; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_97 = l_Lean_Core_getTraceState___rarg(x_7, x_21);
-x_98 = lean_ctor_get(x_97, 0);
-lean_inc(x_98);
-x_99 = lean_ctor_get_uint8(x_98, sizeof(void*)*1);
-lean_dec(x_98);
-if (x_99 == 0)
-{
-lean_object* x_100; uint8_t x_101; lean_object* x_102; lean_object* x_103; 
-x_100 = lean_ctor_get(x_97, 1);
-lean_inc(x_100);
-lean_dec(x_97);
-x_101 = 0;
-x_102 = lean_box(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_68);
-lean_ctor_set(x_18, 0, x_103);
-x_71 = x_18;
-x_72 = x_100;
-goto block_96;
-}
-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; 
-x_104 = lean_ctor_get(x_97, 1);
-lean_inc(x_104);
-lean_dec(x_97);
-x_105 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_106 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_105, x_6, x_7, x_104);
-x_107 = lean_ctor_get(x_106, 0);
-lean_inc(x_107);
-x_108 = lean_ctor_get(x_106, 1);
-lean_inc(x_108);
-lean_dec(x_106);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_107);
-lean_ctor_set(x_109, 1, x_68);
-lean_ctor_set(x_18, 0, x_109);
-x_71 = x_18;
-x_72 = x_108;
-goto block_96;
-}
-block_96:
-{
-lean_object* x_73; lean_object* x_74; uint8_t x_75; 
-x_73 = lean_ctor_get(x_71, 0);
-lean_inc(x_73);
-lean_dec(x_71);
-x_74 = lean_ctor_get(x_73, 0);
-lean_inc(x_74);
-x_75 = lean_unbox(x_74);
-lean_dec(x_74);
-if (x_75 == 0)
-{
-lean_object* x_76; 
-lean_dec(x_73);
-lean_dec(x_69);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_1);
-x_76 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_76;
-x_10 = x_72;
-goto block_16;
-}
-else
-{
-lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; lean_object* x_81; lean_object* x_82; lean_object* x_83; lean_object* x_84; lean_object* x_85; lean_object* x_86; lean_object* x_87; lean_object* x_88; lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; 
-x_77 = lean_ctor_get(x_73, 1);
-lean_inc(x_77);
-lean_dec(x_73);
-x_78 = l_Lean_Name_toString___closed__1;
-x_79 = l_Lean_Name_toStringWithSep___main(x_78, x_69);
-x_80 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_80, 0, x_79);
-x_81 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_81, 0, x_80);
-x_82 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
-x_83 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_83, 0, x_82);
-lean_ctor_set(x_83, 1, x_81);
-x_84 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-x_85 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_85, 0, x_83);
-lean_ctor_set(x_85, 1, x_84);
-x_86 = l_Lean_Name_toStringWithSep___main(x_78, x_1);
-x_87 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_87, 0, x_86);
-x_88 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_88, 0, x_87);
-x_89 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_89, 0, x_85);
-lean_ctor_set(x_89, 1, x_88);
-x_90 = l_Lean_Core_getConstInfo___closed__5;
-x_91 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_91, 0, x_89);
-lean_ctor_set(x_91, 1, x_90);
-x_92 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_93 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_92, x_91, x_4, x_77, x_6, x_7, x_72);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-x_94 = lean_ctor_get(x_93, 1);
-lean_inc(x_94);
-lean_dec(x_93);
-x_95 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_95;
-x_10 = x_94;
-goto block_16;
-}
-}
-}
-else
-{
-lean_object* x_110; lean_object* x_111; lean_object* x_112; 
-lean_dec(x_69);
-lean_free_object(x_18);
-lean_dec(x_1);
-x_110 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed), 7, 1);
-lean_closure_set(x_110, 0, x_2);
-x_111 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___spec__1___rarg), 7, 2);
-lean_closure_set(x_111, 0, x_3);
-lean_closure_set(x_111, 1, x_110);
-x_112 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_111, x_4, x_68, x_6, x_7, x_21);
-return x_112;
-}
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-x_113 = lean_ctor_get(x_18, 0);
-lean_inc(x_113);
-lean_dec(x_18);
-x_114 = lean_ctor_get(x_17, 1);
-lean_inc(x_114);
 lean_dec(x_17);
-x_115 = lean_ctor_get(x_113, 0);
-lean_inc(x_115);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-if (lean_is_exclusive(x_113)) {
- lean_ctor_release(x_113, 0);
- lean_ctor_release(x_113, 1);
- x_117 = x_113;
-} else {
- lean_dec_ref(x_113);
- x_117 = lean_box(0);
-}
-x_118 = l_Lean_Syntax_getKind(x_115);
-x_119 = lean_name_eq(x_1, x_118);
-if (x_119 == 0)
-{
-lean_object* x_120; lean_object* x_121; lean_object* x_146; lean_object* x_147; uint8_t x_148; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_146 = l_Lean_Core_getTraceState___rarg(x_7, x_114);
-x_147 = lean_ctor_get(x_146, 0);
-lean_inc(x_147);
-x_148 = lean_ctor_get_uint8(x_147, sizeof(void*)*1);
-lean_dec(x_147);
-if (x_148 == 0)
-{
-lean_object* x_149; uint8_t x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; 
-x_149 = lean_ctor_get(x_146, 1);
-lean_inc(x_149);
-lean_dec(x_146);
-x_150 = 0;
-x_151 = lean_box(x_150);
-if (lean_is_scalar(x_117)) {
- x_152 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_152 = x_117;
-}
-lean_ctor_set(x_152, 0, x_151);
-lean_ctor_set(x_152, 1, x_116);
-x_153 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_153, 0, x_152);
-x_120 = x_153;
-x_121 = x_149;
-goto block_145;
-}
-else
-{
-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; 
-x_154 = lean_ctor_get(x_146, 1);
-lean_inc(x_154);
-lean_dec(x_146);
-x_155 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_156 = l___private_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__4(x_155, x_6, x_7, x_154);
-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);
-if (lean_is_scalar(x_117)) {
- x_159 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_159 = x_117;
-}
-lean_ctor_set(x_159, 0, x_157);
-lean_ctor_set(x_159, 1, x_116);
-x_160 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_160, 0, x_159);
-x_120 = x_160;
-x_121 = x_158;
-goto block_145;
-}
-block_145:
-{
-lean_object* x_122; lean_object* x_123; uint8_t x_124; 
-x_122 = lean_ctor_get(x_120, 0);
-lean_inc(x_122);
-lean_dec(x_120);
-x_123 = lean_ctor_get(x_122, 0);
-lean_inc(x_123);
-x_124 = lean_unbox(x_123);
-lean_dec(x_123);
-if (x_124 == 0)
-{
-lean_object* x_125; 
-lean_dec(x_122);
-lean_dec(x_118);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
 lean_dec(x_1);
-x_125 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_125;
-x_10 = x_121;
-goto block_16;
+x_9 = x_16;
+goto block_13;
 }
-else
+block_13:
 {
-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; lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; lean_object* x_144; 
-x_126 = lean_ctor_get(x_122, 1);
-lean_inc(x_126);
-lean_dec(x_122);
-x_127 = l_Lean_Name_toString___closed__1;
-x_128 = l_Lean_Name_toStringWithSep___main(x_127, x_118);
-x_129 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_129, 0, x_128);
-x_130 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_130, 0, x_129);
-x_131 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__5;
-x_132 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_132, 0, x_131);
-lean_ctor_set(x_132, 1, x_130);
-x_133 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__8;
-x_134 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_134, 0, x_132);
-lean_ctor_set(x_134, 1, x_133);
-x_135 = l_Lean_Name_toStringWithSep___main(x_127, x_1);
-x_136 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_136, 0, x_135);
-x_137 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_137, 0, x_136);
-x_138 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_138, 0, x_134);
-lean_ctor_set(x_138, 1, x_137);
-x_139 = l_Lean_Core_getConstInfo___closed__5;
-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 = l_Lean_PrettyPrinter_Parenthesizer_node_parenthesizer___closed__2;
-x_142 = l_Lean_MonadTracerAdapter_addTrace___at_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___spec__3(x_141, x_140, x_4, x_126, x_6, x_7, x_121);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-x_143 = lean_ctor_get(x_142, 1);
-lean_inc(x_143);
-lean_dec(x_142);
-x_144 = l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2;
-x_9 = x_144;
-x_10 = x_143;
-goto block_16;
-}
-}
-}
-else
-{
-lean_object* x_161; lean_object* x_162; lean_object* x_163; 
-lean_dec(x_118);
-lean_dec(x_117);
-lean_dec(x_1);
-x_161 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed), 7, 1);
-lean_closure_set(x_161, 0, x_2);
-x_162 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___spec__1___rarg), 7, 2);
-lean_closure_set(x_162, 0, x_3);
-lean_closure_set(x_162, 1, x_161);
-x_163 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_162, x_4, x_116, x_6, x_7, x_114);
-return x_163;
-}
-}
-block_16:
-{
-uint8_t x_11; 
-x_11 = !lean_is_exclusive(x_9);
-if (x_11 == 0)
-{
-lean_object* x_12; 
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_9);
-lean_ctor_set(x_12, 1, x_10);
+lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+x_10 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed), 7, 1);
+lean_closure_set(x_10, 0, x_2);
+x_11 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___spec__1___rarg), 7, 2);
+lean_closure_set(x_11, 0, x_3);
+lean_closure_set(x_11, 1, x_10);
+x_12 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_11, x_4, x_5, x_6, x_7, x_9);
 return x_12;
 }
-else
-{
-lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-x_13 = lean_ctor_get(x_9, 0);
-lean_inc(x_13);
-lean_dec(x_9);
-x_14 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_14, 0, x_13);
-x_15 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_15, 0, x_14);
-lean_ctor_set(x_15, 1, x_10);
-return x_15;
-}
-}
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_trailingNode_parenthesizer___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
@@ -25178,6 +8351,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_symbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25213,6 +8387,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_symbolNoWs_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25248,6 +8423,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_unicodeSymbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25283,6 +8459,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_identNoAntiquot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25318,6 +8495,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_rawIdent_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25353,6 +8531,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_identEq_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25388,6 +8567,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_nonReservedSymbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25423,6 +8603,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_charLitNoAntiquot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25458,6 +8639,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_strLitNoAntiquot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25493,6 +8675,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_nameLitNoAntiquot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25528,6 +8711,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_numLitNoAntiquot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25563,6 +8747,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_fieldIdx_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -25590,167 +8775,86 @@ lean_dec(x_3);
 lean_inc(x_1);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
 x_13 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
 if (lean_obj_tag(x_13) == 0)
 {
 lean_object* x_14; 
-x_14 = lean_ctor_get(x_13, 0);
+x_14 = lean_ctor_get(x_13, 1);
 lean_inc(x_14);
-if (lean_obj_tag(x_14) == 0)
-{
-uint8_t x_15; 
-lean_dec(x_12);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_1);
-x_15 = !lean_is_exclusive(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; uint8_t x_17; 
-x_16 = lean_ctor_get(x_13, 0);
-lean_dec(x_16);
-x_17 = !lean_is_exclusive(x_14);
-if (x_17 == 0)
-{
-return x_13;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; 
-x_18 = lean_ctor_get(x_14, 0);
-lean_inc(x_18);
-lean_dec(x_14);
-x_19 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_19, 0, x_18);
-lean_ctor_set(x_13, 0, x_19);
-return x_13;
-}
-}
-else
-{
-lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_20 = lean_ctor_get(x_13, 1);
-lean_inc(x_20);
 lean_dec(x_13);
-x_21 = lean_ctor_get(x_14, 0);
-lean_inc(x_21);
-if (lean_is_exclusive(x_14)) {
- lean_ctor_release(x_14, 0);
- x_22 = x_14;
-} else {
- lean_dec_ref(x_14);
- x_22 = lean_box(0);
-}
-if (lean_is_scalar(x_22)) {
- x_23 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_23 = x_22;
-}
-lean_ctor_set(x_23, 0, x_21);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_23);
-lean_ctor_set(x_24, 1, x_20);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_14, 0);
-lean_inc(x_25);
-lean_dec(x_14);
-x_26 = lean_ctor_get(x_13, 1);
-lean_inc(x_26);
-lean_dec(x_13);
-x_27 = lean_ctor_get(x_25, 1);
-lean_inc(x_27);
-lean_dec(x_25);
 x_3 = x_12;
-x_5 = x_27;
-x_8 = x_26;
+x_8 = x_14;
 goto _start;
 }
-}
 else
 {
-uint8_t x_29; 
+uint8_t x_16; 
 lean_dec(x_12);
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_1);
-x_29 = !lean_is_exclusive(x_13);
-if (x_29 == 0)
+x_16 = !lean_is_exclusive(x_13);
+if (x_16 == 0)
 {
 return x_13;
 }
 else
 {
-lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-x_30 = lean_ctor_get(x_13, 0);
-x_31 = lean_ctor_get(x_13, 1);
-lean_inc(x_31);
-lean_inc(x_30);
+lean_object* x_17; lean_object* x_18; lean_object* x_19; 
+x_17 = lean_ctor_get(x_13, 0);
+x_18 = lean_ctor_get(x_13, 1);
+lean_inc(x_18);
+lean_inc(x_17);
 lean_dec(x_13);
-x_32 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_32, 0, x_30);
-lean_ctor_set(x_32, 1, x_31);
-return x_32;
+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;
 }
 }
 }
 else
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; 
+lean_object* x_20; lean_object* x_21; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_1);
-x_33 = lean_box(0);
-x_34 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_34, 0, x_33);
-lean_ctor_set(x_34, 1, x_5);
-x_35 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_35, 0, x_34);
-x_36 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_36, 0, x_35);
-lean_ctor_set(x_36, 1, x_8);
-return x_36;
+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_8);
+return x_21;
 }
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, 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_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
+x_10 = l_Lean_Syntax_getArgs(x_8);
+lean_dec(x_8);
+x_11 = lean_array_get_size(x_10);
+lean_dec(x_10);
 lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_Syntax_getArgs(x_11);
-lean_dec(x_11);
-x_14 = lean_array_get_size(x_13);
-lean_dec(x_13);
-lean_inc(x_14);
-x_15 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer___spec__1___boxed), 8, 3);
-lean_closure_set(x_15, 0, x_1);
-lean_closure_set(x_15, 1, x_14);
-lean_closure_set(x_15, 2, x_14);
-x_16 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_15, x_2, x_12, x_4, x_5, x_10);
-return x_16;
+x_12 = lean_alloc_closure((void*)(l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer___spec__1___boxed), 8, 3);
+lean_closure_set(x_12, 0, x_1);
+lean_closure_set(x_12, 1, x_11);
+lean_closure_set(x_12, 2, x_11);
+x_13 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_12, x_2, x_3, x_4, x_5, x_9);
+return x_13;
 }
 }
 lean_object* l_Nat_forMAux___main___at_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
@@ -25765,36 +8869,28 @@ return x_9;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_many1_parenthesizer(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; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_3, x_4, x_5, x_6);
+lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_7 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_3, x_4, x_5, x_6);
 x_8 = lean_ctor_get(x_7, 0);
 lean_inc(x_8);
-x_9 = lean_ctor_get(x_8, 0);
+x_9 = lean_ctor_get(x_7, 1);
 lean_inc(x_9);
-lean_dec(x_8);
-x_10 = lean_ctor_get(x_7, 1);
-lean_inc(x_10);
 lean_dec(x_7);
-x_11 = lean_ctor_get(x_9, 0);
-lean_inc(x_11);
-x_12 = lean_ctor_get(x_9, 1);
-lean_inc(x_12);
-lean_dec(x_9);
-x_13 = l_Lean_Syntax_getKind(x_11);
-x_14 = l_Lean_nullKind;
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_13);
-if (x_15 == 0)
+x_10 = l_Lean_Syntax_getKind(x_8);
+x_11 = l_Lean_nullKind;
+x_12 = lean_name_eq(x_10, x_11);
+lean_dec(x_10);
+if (x_12 == 0)
 {
-lean_object* x_16; 
-x_16 = lean_apply_5(x_1, x_2, x_12, x_4, x_5, x_10);
-return x_16;
+lean_object* x_13; 
+x_13 = lean_apply_5(x_1, x_2, x_3, x_4, x_5, x_9);
+return x_13;
 }
 else
 {
-lean_object* x_17; 
-x_17 = l_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer(x_1, x_2, x_12, x_4, x_5, x_10);
-return x_17;
+lean_object* x_14; 
+x_14 = l_Lean_PrettyPrinter_Parenthesizer_many_parenthesizer(x_1, x_2, x_3, x_4, x_5, x_9);
+return x_14;
 }
 }
 }
@@ -25811,264 +8907,122 @@ _start:
 {
 if (lean_obj_tag(x_3) == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; 
+lean_object* x_9; lean_object* x_10; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
 x_9 = lean_box(0);
 x_10 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_10, 0, x_9);
-lean_ctor_set(x_10, 1, x_5);
-x_11 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_11, 0, x_10);
-x_12 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_12, 0, x_11);
-lean_ctor_set(x_12, 1, x_8);
-return x_12;
+lean_ctor_set(x_10, 1, x_8);
+return x_10;
 }
 else
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
-x_13 = lean_ctor_get(x_3, 0);
-x_14 = lean_ctor_get(x_3, 1);
-x_15 = lean_unsigned_to_nat(2u);
-x_16 = lean_nat_mod(x_13, x_15);
-x_17 = lean_unsigned_to_nat(0u);
-x_18 = lean_nat_dec_eq(x_16, x_17);
-lean_dec(x_16);
-if (x_18 == 0)
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; 
+x_11 = lean_ctor_get(x_3, 0);
+x_12 = lean_ctor_get(x_3, 1);
+x_13 = lean_unsigned_to_nat(2u);
+x_14 = lean_nat_mod(x_11, x_13);
+x_15 = lean_unsigned_to_nat(0u);
+x_16 = lean_nat_dec_eq(x_14, x_15);
+lean_dec(x_14);
+if (x_16 == 0)
 {
-lean_object* x_19; 
+lean_object* x_17; 
 lean_inc(x_2);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
-x_19 = lean_apply_5(x_2, x_4, x_5, x_6, x_7, x_8);
-if (lean_obj_tag(x_19) == 0)
+x_17 = lean_apply_5(x_2, x_4, x_5, x_6, x_7, x_8);
+if (lean_obj_tag(x_17) == 0)
 {
-lean_object* x_20; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-if (lean_obj_tag(x_20) == 0)
-{
-uint8_t x_21; 
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_21 = !lean_is_exclusive(x_19);
-if (x_21 == 0)
-{
-lean_object* x_22; uint8_t x_23; 
-x_22 = lean_ctor_get(x_19, 0);
-lean_dec(x_22);
-x_23 = !lean_is_exclusive(x_20);
-if (x_23 == 0)
-{
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_20, 0);
-lean_inc(x_24);
-lean_dec(x_20);
-x_25 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_25, 0, x_24);
-lean_ctor_set(x_19, 0, x_25);
-return x_19;
-}
-}
-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_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_27 = lean_ctor_get(x_20, 0);
-lean_inc(x_27);
-if (lean_is_exclusive(x_20)) {
- lean_ctor_release(x_20, 0);
- x_28 = x_20;
-} else {
- lean_dec_ref(x_20);
- x_28 = lean_box(0);
-}
-if (lean_is_scalar(x_28)) {
- x_29 = lean_alloc_ctor(0, 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_31; lean_object* x_32; lean_object* x_33; 
-x_31 = lean_ctor_get(x_20, 0);
-lean_inc(x_31);
-lean_dec(x_20);
-x_32 = lean_ctor_get(x_19, 1);
-lean_inc(x_32);
-lean_dec(x_19);
-x_33 = lean_ctor_get(x_31, 1);
-lean_inc(x_33);
-lean_dec(x_31);
-x_3 = x_14;
-x_5 = x_33;
-x_8 = x_32;
+lean_object* x_18; 
+x_18 = lean_ctor_get(x_17, 1);
+lean_inc(x_18);
+lean_dec(x_17);
+x_3 = x_12;
+x_8 = x_18;
 goto _start;
 }
-}
 else
 {
-uint8_t x_35; 
+uint8_t x_20; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_35 = !lean_is_exclusive(x_19);
-if (x_35 == 0)
+x_20 = !lean_is_exclusive(x_17);
+if (x_20 == 0)
 {
-return x_19;
+return x_17;
 }
 else
 {
-lean_object* x_36; lean_object* x_37; lean_object* x_38; 
-x_36 = lean_ctor_get(x_19, 0);
-x_37 = lean_ctor_get(x_19, 1);
-lean_inc(x_37);
-lean_inc(x_36);
-lean_dec(x_19);
-x_38 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_38, 0, x_36);
-lean_ctor_set(x_38, 1, x_37);
-return x_38;
+lean_object* x_21; lean_object* x_22; lean_object* x_23; 
+x_21 = lean_ctor_get(x_17, 0);
+x_22 = lean_ctor_get(x_17, 1);
+lean_inc(x_22);
+lean_inc(x_21);
+lean_dec(x_17);
+x_23 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_23, 0, x_21);
+lean_ctor_set(x_23, 1, x_22);
+return x_23;
 }
 }
 }
 else
 {
-lean_object* x_39; 
+lean_object* x_24; 
 lean_inc(x_1);
 lean_inc(x_7);
 lean_inc(x_6);
+lean_inc(x_5);
 lean_inc(x_4);
-x_39 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
-if (lean_obj_tag(x_39) == 0)
+x_24 = lean_apply_5(x_1, x_4, x_5, x_6, x_7, x_8);
+if (lean_obj_tag(x_24) == 0)
 {
-lean_object* x_40; 
-x_40 = lean_ctor_get(x_39, 0);
-lean_inc(x_40);
-if (lean_obj_tag(x_40) == 0)
-{
-uint8_t x_41; 
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_dec(x_1);
-x_41 = !lean_is_exclusive(x_39);
-if (x_41 == 0)
-{
-lean_object* x_42; uint8_t x_43; 
-x_42 = lean_ctor_get(x_39, 0);
-lean_dec(x_42);
-x_43 = !lean_is_exclusive(x_40);
-if (x_43 == 0)
-{
-return x_39;
-}
-else
-{
-lean_object* x_44; lean_object* x_45; 
-x_44 = lean_ctor_get(x_40, 0);
-lean_inc(x_44);
-lean_dec(x_40);
-x_45 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_45, 0, x_44);
-lean_ctor_set(x_39, 0, x_45);
-return x_39;
-}
-}
-else
-{
-lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; 
-x_46 = lean_ctor_get(x_39, 1);
-lean_inc(x_46);
-lean_dec(x_39);
-x_47 = lean_ctor_get(x_40, 0);
-lean_inc(x_47);
-if (lean_is_exclusive(x_40)) {
- lean_ctor_release(x_40, 0);
- x_48 = x_40;
-} else {
- lean_dec_ref(x_40);
- x_48 = lean_box(0);
-}
-if (lean_is_scalar(x_48)) {
- x_49 = lean_alloc_ctor(0, 1, 0);
-} else {
- x_49 = x_48;
-}
-lean_ctor_set(x_49, 0, x_47);
-x_50 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_50, 0, x_49);
-lean_ctor_set(x_50, 1, x_46);
-return x_50;
-}
-}
-else
-{
-lean_object* x_51; lean_object* x_52; lean_object* x_53; 
-x_51 = lean_ctor_get(x_40, 0);
-lean_inc(x_51);
-lean_dec(x_40);
-x_52 = lean_ctor_get(x_39, 1);
-lean_inc(x_52);
-lean_dec(x_39);
-x_53 = lean_ctor_get(x_51, 1);
-lean_inc(x_53);
-lean_dec(x_51);
-x_3 = x_14;
-x_5 = x_53;
-x_8 = x_52;
+lean_object* x_25; 
+x_25 = lean_ctor_get(x_24, 1);
+lean_inc(x_25);
+lean_dec(x_24);
+x_3 = x_12;
+x_8 = x_25;
 goto _start;
 }
-}
 else
 {
-uint8_t x_55; 
+uint8_t x_27; 
 lean_dec(x_7);
 lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_55 = !lean_is_exclusive(x_39);
-if (x_55 == 0)
+x_27 = !lean_is_exclusive(x_24);
+if (x_27 == 0)
 {
-return x_39;
+return x_24;
 }
 else
 {
-lean_object* x_56; lean_object* x_57; lean_object* x_58; 
-x_56 = lean_ctor_get(x_39, 0);
-x_57 = lean_ctor_get(x_39, 1);
-lean_inc(x_57);
-lean_inc(x_56);
-lean_dec(x_39);
-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* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_24, 0);
+x_29 = lean_ctor_get(x_24, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_24);
+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;
 }
 }
 }
@@ -26078,33 +9032,25 @@ return x_58;
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
-lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; 
-x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_4, x_5, x_6, 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; 
+x_8 = l_Lean_Syntax_MonadTraverser_getCur___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_4, x_5, x_6, x_7);
 x_9 = lean_ctor_get(x_8, 0);
 lean_inc(x_9);
-x_10 = lean_ctor_get(x_9, 0);
+x_10 = lean_ctor_get(x_8, 1);
 lean_inc(x_10);
-lean_dec(x_9);
-x_11 = lean_ctor_get(x_8, 1);
-lean_inc(x_11);
 lean_dec(x_8);
-x_12 = lean_ctor_get(x_10, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_10, 1);
-lean_inc(x_13);
-lean_dec(x_10);
-x_14 = l_Lean_Syntax_getArgs(x_12);
-lean_dec(x_12);
-x_15 = lean_array_get_size(x_14);
-lean_dec(x_14);
-x_16 = l_List_range(x_15);
-x_17 = l_List_reverse___rarg(x_16);
-x_18 = lean_alloc_closure((void*)(l_List_forM___main___at_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer___spec__1___boxed), 8, 3);
-lean_closure_set(x_18, 0, x_1);
-lean_closure_set(x_18, 1, x_2);
-lean_closure_set(x_18, 2, x_17);
-x_19 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_18, x_3, x_13, x_5, x_6, x_11);
-return x_19;
+x_11 = l_Lean_Syntax_getArgs(x_9);
+lean_dec(x_9);
+x_12 = lean_array_get_size(x_11);
+lean_dec(x_11);
+x_13 = l_List_range(x_12);
+x_14 = l_List_reverse___rarg(x_13);
+x_15 = lean_alloc_closure((void*)(l_List_forM___main___at_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer___spec__1___boxed), 8, 3);
+lean_closure_set(x_15, 0, x_1);
+lean_closure_set(x_15, 1, x_2);
+lean_closure_set(x_15, 2, x_14);
+x_16 = l_Lean_PrettyPrinter_Parenthesizer_visitArgs(x_15, x_3, x_4, x_5, x_6, x_10);
+return x_16;
 }
 }
 lean_object* l_List_forM___main___at_Lean_PrettyPrinter_Parenthesizer_sepBy_parenthesizer___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
@@ -26177,355 +9123,259 @@ x_7 = lean_apply_5(x_1, x_2, x_3, x_4, x_5, x_6);
 return x_7;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_5; lean_object* x_6; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkStackTop_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkWsBefore_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkNoWsBefore_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
-lean_dec(x_3);
-lean_dec(x_2);
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___rarg), 1, 0);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___boxed(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(x_1);
-lean_dec(x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg(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; lean_object* x_7; lean_object* x_8; 
-x_5 = lean_box(0);
-x_6 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_6, 0, x_5);
-lean_ctor_set(x_6, 1, x_1);
-x_7 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_7, 0, x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(lean_object* x_1) {
-_start:
-{
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg___boxed), 4, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkTailWs_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
-lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___boxed(lean_object* x_1) {
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg(lean_object* x_1) {
 _start:
 {
-lean_object* x_2; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(x_1);
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkColGe_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
-return x_2;
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkNoImmediateColon_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkInsideQuot_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; lean_object* x_3; 
+x_2 = lean_box(0);
+x_3 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_3, 0, x_2);
+lean_ctor_set(x_3, 1, x_1);
+return x_3;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = lean_alloc_closure((void*)(l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___rarg), 1, 0);
+return x_5;
+}
+}
+lean_object* l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l_Lean_PrettyPrinter_Parenthesizer_checkOutsideQuot_parenthesizer(x_1, x_2, x_3, x_4);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+return x_5;
 }
 }
 lean_object* l_Lean_PrettyPrinter_Parenthesizer_pushNone_parenthesizer___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
 lean_object* x_5; 
-x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__1___rarg(x_1, x_2, x_3, x_4);
+x_5 = l_Lean_Syntax_MonadTraverser_goLeft___at_Lean_PrettyPrinter_Parenthesizer_visitArgs___spec__2___rarg(x_1, x_2, x_3, x_4);
 return x_5;
 }
 }
@@ -26544,6 +9394,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_pushNone_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -26579,6 +9430,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_quotedSymbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -26614,6 +9466,7 @@ lean_object* x_5;
 x_5 = l_Lean_PrettyPrinter_Parenthesizer_unquotedSymbol_parenthesizer___rarg(x_1, x_2, x_3, x_4);
 lean_dec(x_3);
 lean_dec(x_2);
+lean_dec(x_1);
 return x_5;
 }
 }
@@ -26694,7 +9547,7 @@ return x_2;
 lean_object* l_Lean_PrettyPrinter_parenthesize(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; uint8_t x_9; lean_object* x_10; lean_object* x_11; 
+lean_object* x_6; lean_object* x_7; lean_object* x_8; uint8_t x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; 
 x_6 = l_Lean_Syntax_Traverser_fromSyntax(x_2);
 x_7 = lean_box(0);
 x_8 = lean_box(0);
@@ -26706,59 +9559,49 @@ lean_ctor_set(x_10, 2, x_8);
 lean_ctor_set(x_10, 3, x_7);
 lean_ctor_set(x_10, 4, x_7);
 lean_ctor_set_uint8(x_10, sizeof(void*)*5, x_9);
-lean_inc(x_4);
-lean_inc(x_3);
-x_11 = lean_apply_5(x_1, x_8, x_10, x_3, x_4, x_5);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; 
+x_11 = lean_io_mk_ref(x_10, x_5);
 x_12 = lean_ctor_get(x_11, 0);
 lean_inc(x_12);
-if (lean_obj_tag(x_12) == 0)
-{
-lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-lean_dec(x_12);
 x_13 = lean_ctor_get(x_11, 1);
 lean_inc(x_13);
 lean_dec(x_11);
-x_14 = l_Lean_PrettyPrinter_parenthesize___closed__3;
-x_15 = l_Lean_Core_throwError___rarg(x_14, x_3, x_4, x_13);
-lean_dec(x_4);
-lean_dec(x_3);
-return x_15;
-}
-else
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_12);
+x_14 = lean_apply_5(x_1, x_8, x_12, x_3, x_4, x_13);
+if (lean_obj_tag(x_14) == 0)
 {
-lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; 
+lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; uint8_t x_19; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_16 = lean_ctor_get(x_12, 0);
-lean_inc(x_16);
+x_15 = lean_ctor_get(x_14, 1);
+lean_inc(x_15);
+lean_dec(x_14);
+x_16 = lean_io_ref_get(x_12, x_15);
 lean_dec(x_12);
-x_17 = lean_ctor_get(x_16, 1);
+x_17 = lean_ctor_get(x_16, 0);
 lean_inc(x_17);
-lean_dec(x_16);
 x_18 = lean_ctor_get(x_17, 0);
 lean_inc(x_18);
 lean_dec(x_17);
-x_19 = !lean_is_exclusive(x_11);
+x_19 = !lean_is_exclusive(x_16);
 if (x_19 == 0)
 {
 lean_object* x_20; lean_object* x_21; 
-x_20 = lean_ctor_get(x_11, 0);
+x_20 = lean_ctor_get(x_16, 0);
 lean_dec(x_20);
 x_21 = lean_ctor_get(x_18, 0);
 lean_inc(x_21);
 lean_dec(x_18);
-lean_ctor_set(x_11, 0, x_21);
-return x_11;
+lean_ctor_set(x_16, 0, x_21);
+return x_16;
 }
 else
 {
 lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_22 = lean_ctor_get(x_11, 1);
+x_22 = lean_ctor_get(x_16, 1);
 lean_inc(x_22);
-lean_dec(x_11);
+lean_dec(x_16);
 x_23 = lean_ctor_get(x_18, 0);
 lean_inc(x_23);
 lean_dec(x_18);
@@ -26768,29 +9611,102 @@ lean_ctor_set(x_24, 1, x_22);
 return x_24;
 }
 }
-}
 else
 {
-uint8_t x_25; 
+lean_object* x_25; 
+lean_dec(x_12);
+x_25 = lean_ctor_get(x_14, 0);
+lean_inc(x_25);
+if (lean_obj_tag(x_25) == 0)
+{
+uint8_t x_26; 
 lean_dec(x_4);
 lean_dec(x_3);
-x_25 = !lean_is_exclusive(x_11);
-if (x_25 == 0)
+x_26 = !lean_is_exclusive(x_14);
+if (x_26 == 0)
 {
-return x_11;
+lean_object* x_27; 
+x_27 = lean_ctor_get(x_14, 0);
+lean_dec(x_27);
+return x_14;
 }
 else
 {
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_11, 0);
-x_27 = lean_ctor_get(x_11, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_11);
-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; 
+x_28 = lean_ctor_get(x_14, 1);
+lean_inc(x_28);
+lean_dec(x_14);
+x_29 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_29, 0, x_25);
+lean_ctor_set(x_29, 1, x_28);
+return x_29;
+}
+}
+else
+{
+uint8_t x_30; 
+x_30 = !lean_is_exclusive(x_14);
+if (x_30 == 0)
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; uint8_t x_35; 
+x_31 = lean_ctor_get(x_14, 1);
+x_32 = lean_ctor_get(x_14, 0);
+lean_dec(x_32);
+x_33 = lean_ctor_get(x_25, 0);
+lean_inc(x_33);
+x_34 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_35 = lean_nat_dec_eq(x_34, x_33);
+lean_dec(x_33);
+if (x_35 == 0)
+{
+lean_dec(x_4);
+lean_dec(x_3);
+return x_14;
+}
+else
+{
+lean_object* x_36; lean_object* x_37; 
+lean_free_object(x_14);
+lean_dec(x_25);
+x_36 = l_Lean_PrettyPrinter_parenthesize___closed__3;
+x_37 = l_Lean_Core_throwError___rarg(x_36, x_3, x_4, x_31);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_37;
+}
+}
+else
+{
+lean_object* x_38; lean_object* x_39; lean_object* x_40; uint8_t x_41; 
+x_38 = lean_ctor_get(x_14, 1);
+lean_inc(x_38);
+lean_dec(x_14);
+x_39 = lean_ctor_get(x_25, 0);
+lean_inc(x_39);
+x_40 = l_Lean_PrettyPrinter_backtrackExceptionId;
+x_41 = lean_nat_dec_eq(x_40, x_39);
+lean_dec(x_39);
+if (x_41 == 0)
+{
+lean_object* x_42; 
+lean_dec(x_4);
+lean_dec(x_3);
+x_42 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_42, 0, x_25);
+lean_ctor_set(x_42, 1, x_38);
+return x_42;
+}
+else
+{
+lean_object* x_43; lean_object* x_44; 
+lean_dec(x_25);
+x_43 = l_Lean_PrettyPrinter_parenthesize___closed__3;
+x_44 = l_Lean_Core_throwError___rarg(x_43, x_3, x_4, x_38);
+lean_dec(x_4);
+lean_dec(x_3);
+return x_44;
+}
+}
 }
 }
 }
@@ -26859,7 +9775,7 @@ lean_object* l___private_Lean_PrettyPrinter_Parenthesizer_1__regTraceClasses(lea
 _start:
 {
 lean_object* x_2; lean_object* x_3; 
-x_2 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__6;
+x_2 = l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__5;
 x_3 = l_Lean_registerTraceClass(x_2, x_1);
 if (lean_obj_tag(x_3) == 0)
 {
@@ -26916,6 +9832,7 @@ lean_object* initialize_Lean_CoreM(lean_object*);
 lean_object* initialize_Lean_KeyedDeclsAttribute(lean_object*);
 lean_object* initialize_Lean_Parser_Extension(lean_object*);
 lean_object* initialize_Lean_ParserCompiler_Attribute(lean_object*);
+lean_object* initialize_Lean_PrettyPrinter_Backtrack(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Lean_PrettyPrinter_Parenthesizer(lean_object* w) {
 lean_object * res;
@@ -26936,6 +9853,11 @@ lean_dec_ref(res);
 res = initialize_Lean_ParserCompiler_Attribute(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
+res = initialize_Lean_PrettyPrinter_Backtrack(lean_io_mk_world());
+if (lean_io_result_is_error(res)) return res;
+lean_dec_ref(res);
+l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_orelse___closed__1);
 l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__1 = _init_l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__1);
 l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__2 = _init_l_Lean_PrettyPrinter_mkParenthesizerAttribute___lambda__1___closed__2();
@@ -27049,6 +9971,8 @@ if (lean_io_result_is_error(res)) return res;
 l_Lean_PrettyPrinter_combinatorParenthesizerAttribute = lean_io_result_get_value(res);
 lean_mark_persistent(l_Lean_PrettyPrinter_combinatorParenthesizerAttribute);
 lean_dec_ref(res);
+l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1();
+lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_throwBacktrack___rarg___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_ParenthesizerM_monadTraverser___closed__2();
@@ -27135,8 +10059,6 @@ l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29 = _init_l_Lean
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__29);
 l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30 = _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__30);
-l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31 = _init_l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31();
-lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_maybeParenthesize___closed__31);
 l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__1);
 l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_parenthesizerForKind___closed__2();
@@ -27157,8 +10079,6 @@ l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__6 =
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___lambda__1___closed__6);
 l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1 = _init_l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1();
 lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1);
-l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2 = _init_l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2();
-lean_mark_persistent(l_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__2);
 l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1 = _init_l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1();
 lean_mark_persistent(l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer___closed__1);
 res = l___regBuiltin_Lean_PrettyPrinter_Parenthesizer_term_parenthesizer(lean_io_mk_world());
diff --git a/stage0/stdlib/Lean/Util/Sorry.c b/stage0/stdlib/Lean/Util/Sorry.c
index aaeeb58864..9e2da87189 100644
--- a/stage0/stdlib/Lean/Util/Sorry.c
+++ b/stage0/stdlib/Lean/Util/Sorry.c
@@ -1,6 +1,6 @@
 // Lean compiler output
 // Module: Lean.Util.Sorry
-// Imports: Init Lean.Message Lean.CoreM
+// Imports: Init Lean.Message Lean.Exception
 #include <lean/lean.h>
 #if defined(__clang__)
 #pragma clang diagnostic ignored "-Wunused-parameter"
@@ -22,7 +22,6 @@ uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l_Lean_MessageData_hasSyntheticSorry___main___boxed(lean_object*);
 uint8_t l_Lean_Expr_hasSorry___main(lean_object*);
 lean_object* l_Lean_MessageData_hasSyntheticSorry___boxed(lean_object*);
-lean_object* l_Lean_Core_Exception_hasSyntheticSorry___boxed(lean_object*);
 lean_object* lean_array_get_size(lean_object*);
 uint8_t l_Lean_Expr_hasSyntheticSorry(lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
@@ -32,10 +31,10 @@ lean_object* l_Lean_Expr_isSyntheticSorry___closed__1;
 lean_object* l_Lean_Expr_hasSyntheticSorry___boxed(lean_object*);
 lean_object* l_Lean_Expr_isSyntheticSorry___boxed(lean_object*);
 uint8_t l_Lean_MessageData_hasSorry___main(lean_object*);
+uint8_t l_Lean_Exception_hasSyntheticSorry(lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at_Lean_MessageData_hasSorry___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasSyntheticSorry___main(lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-uint8_t l_Lean_Core_Exception_hasSyntheticSorry(lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at_Lean_MessageData_hasSorry___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_isSorry___closed__1;
 uint8_t l_Lean_MessageData_hasSyntheticSorry(lean_object*);
@@ -43,6 +42,7 @@ lean_object* l_Array_anyRangeMAux___main___at_Lean_MessageData_hasSyntheticSorry
 lean_object* l_Lean_MessageData_hasSorry___boxed(lean_object*);
 lean_object* l_Lean_Expr_isSorry___boxed(lean_object*);
 extern lean_object* l_Bool_HasRepr___closed__2;
+lean_object* l_Lean_Exception_hasSyntheticSorry___boxed(lean_object*);
 uint8_t l_Lean_Expr_hasSorry(lean_object*);
 lean_object* l_Lean_Expr_hasSorry___boxed(lean_object*);
 lean_object* l_Lean_Expr_hasSyntheticSorry___main___boxed(lean_object*);
@@ -890,7 +890,7 @@ x_3 = lean_box(x_2);
 return x_3;
 }
 }
-uint8_t l_Lean_Core_Exception_hasSyntheticSorry(lean_object* x_1) {
+uint8_t l_Lean_Exception_hasSyntheticSorry(lean_object* x_1) {
 _start:
 {
 if (lean_obj_tag(x_1) == 0)
@@ -908,11 +908,11 @@ return x_4;
 }
 }
 }
-lean_object* l_Lean_Core_Exception_hasSyntheticSorry___boxed(lean_object* x_1) {
+lean_object* l_Lean_Exception_hasSyntheticSorry___boxed(lean_object* x_1) {
 _start:
 {
 uint8_t x_2; lean_object* x_3; 
-x_2 = l_Lean_Core_Exception_hasSyntheticSorry(x_1);
+x_2 = l_Lean_Exception_hasSyntheticSorry(x_1);
 lean_dec(x_1);
 x_3 = lean_box(x_2);
 return x_3;
@@ -920,7 +920,7 @@ return x_3;
 }
 lean_object* initialize_Init(lean_object*);
 lean_object* initialize_Lean_Message(lean_object*);
-lean_object* initialize_Lean_CoreM(lean_object*);
+lean_object* initialize_Lean_Exception(lean_object*);
 static bool _G_initialized = false;
 lean_object* initialize_Lean_Util_Sorry(lean_object* w) {
 lean_object * res;
@@ -932,7 +932,7 @@ lean_dec_ref(res);
 res = initialize_Lean_Message(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-res = initialize_Lean_CoreM(lean_io_mk_world());
+res = initialize_Lean_Exception(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
 l_Lean_Expr_isSorry___closed__1 = _init_l_Lean_Expr_isSorry___closed__1();