diff --git a/stage0/src/Lean/Compiler/InitAttr.lean b/stage0/src/Lean/Compiler/InitAttr.lean
index 460b23abaa..b7a3d8b168 100644
--- a/stage0/src/Lean/Compiler/InitAttr.lean
+++ b/stage0/src/Lean/Compiler/InitAttr.lean
@@ -57,18 +57,26 @@ getInitFnNameForCore? env builtinInitAttr fn
 def getRegularInitFnNameFor? (env : Environment) (fn : Name) : Option Name :=
 getInitFnNameForCore? env regularInitAttr fn
 
--- Only used
-def isIOUnitInitFn (env : Environment) (fn : Name) : Bool :=
-let aux (attr : ParametricAttribute Name) : Bool :=
-  match attr.getParam env fn with
-  | some Name.anonymous => true
-  | _ => false
-aux builtinInitAttr || aux regularInitAttr
-
 @[export lean_get_init_fn_name_for]
 def getInitFnNameFor? (env : Environment) (fn : Name) : Option Name :=
 getBuiltinInitFnNameFor? env fn <|> getRegularInitFnNameFor? env fn
 
+def isIOUnitInitFnCore (env : Environment) (attr : ParametricAttribute Name) (fn : Name) : Bool :=
+match attr.getParam env fn with
+| some Name.anonymous => true
+| _ => false
+
+@[export lean_is_io_unit_regular_init_fn]
+def isIOUnitRegularInitFn (env : Environment) (fn : Name) : Bool :=
+isIOUnitInitFnCore env regularInitAttr fn
+
+@[export lean_is_io_unit_builtin_init_fn]
+def isIOUnitBuiltinInitFn (env : Environment) (fn : Name) : Bool :=
+isIOUnitInitFnCore env builtinInitAttr fn
+
+def isIOUnitInitFn (env : Environment) (fn : Name) : Bool :=
+isIOUnitBuiltinInitFn env fn || isIOUnitRegularInitFn env fn
+
 def hasInitAttr (env : Environment) (fn : Name) : Bool :=
 (getInitFnNameFor? env fn).isSome
 
diff --git a/stage0/src/Lean/Meta/AbstractNestedProofs.lean b/stage0/src/Lean/Meta/AbstractNestedProofs.lean
index e543bcbd6e..977ba9fd33 100644
--- a/stage0/src/Lean/Meta/AbstractNestedProofs.lean
+++ b/stage0/src/Lean/Meta/AbstractNestedProofs.lean
@@ -1,3 +1,4 @@
+#lang lean4
 /-
 Copyright (c) 2020 Microsoft Corporation. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
@@ -5,13 +6,15 @@ Authors: Leonardo de Moura
 -/
 import Lean.Meta.Closure
 
-namespace Lean
-namespace Meta
+namespace Lean.Meta
 namespace AbstractNestedProofs
 
-def isNonTrivialProof (e : Expr) : MetaM Bool :=
-condM (not <$> isProof e) (pure false) $ e.withApp fun f args =>
-  pure $ !f.isAtomic || args.any fun arg => !arg.isAtomic
+def isNonTrivialProof (e : Expr) : MetaM Bool := do
+if ! (← isProof e) then
+  pure false
+else
+  e.withApp fun f args =>
+    pure $ !f.isAtomic || args.any fun arg => !arg.isAtomic
 
 structure Context :=
 (baseName : Name)
@@ -22,40 +25,40 @@ structure State :=
 abbrev M := ReaderT Context $ MonadCacheT Expr Expr $ StateRefT State $ MetaM
 
 private def mkAuxLemma (e : Expr) : M Expr := do
-ctx ← read;
-s ← get;
-lemmaName ← mkAuxName (ctx.baseName ++ `proof) s.nextIdx;
-modify fun s => { s with nextIdx := s.nextIdx + 1 };
+let ctx ← read
+let s ← get
+let lemmaName ← mkAuxName (ctx.baseName ++ `proof) s.nextIdx
+modify fun s => { s with nextIdx := s.nextIdx + 1 }
 mkAuxDefinitionFor lemmaName e
 
-partial def visit : Expr → M Expr
-| e =>
-  if e.isAtomic then pure e
-  else do
-    let visitBinders (xs : Array Expr) (k : M Expr) : M Expr := do {
-      localInstances ← getLocalInstances;
-      lctx ← getLCtx;
-      lctx ← xs.foldlM
-        (fun (lctx : LocalContext) x => do
-          let xFVarId := x.fvarId!;
-          localDecl ← getLocalDecl xFVarId;
-          type      ← visit localDecl.type;
-          let localDecl := localDecl.setType type;
-          localDecl ← match localDecl.value? with
-            | some value => do value ← visit value; pure $ localDecl.setValue value
-            | none       => pure localDecl;
-          pure $ lctx.modifyLocalDecl xFVarId fun _ => localDecl)
-        lctx;
-      withLCtx lctx localInstances k
-    };
-    checkCache e fun e => condM (liftM $ isNonTrivialProof e) (mkAuxLemma e) $ match e with
-    | Expr.lam _ _ _ _     => lambdaLetTelescope e fun xs b => visitBinders xs do b ← visit b; mkLambdaFVars xs b
-    | Expr.letE _ _ _ _ _  => lambdaLetTelescope e fun xs b => visitBinders xs do b ← visit b; mkLambdaFVars xs b
-    | Expr.forallE _ _ _ _ => forallTelescope e fun xs b => visitBinders xs do b ← visit b; mkForallFVars xs b
-    | Expr.mdata _ b _     => do b ← visit b; pure $ e.updateMData! b
-    | Expr.proj _ _ b _    => do b ← visit b; pure $ e.updateProj! b
-    | Expr.app _ _ _       => e.withApp fun f args => do args ← args.mapM visit; pure $ mkAppN f args
-    | _                    => pure e
+partial def visit (e : Expr) : M Expr := do
+if e.isAtomic then
+  pure e
+else
+  let visitBinders (xs : Array Expr) (k : M Expr) : M Expr := do
+    let localInstances ← getLocalInstances
+    let lctx ← getLCtx
+    for x in xs do
+      let xFVarId := x.fvarId!
+      let localDecl ← getLocalDecl xFVarId
+      let type      ← visit localDecl.type
+      let localDecl := localDecl.setType type
+      let localDecl ← match localDecl.value? with
+         | some value => do let value ← visit value; pure $ localDecl.setValue value
+         | none       => pure localDecl
+      lctx :=lctx.modifyLocalDecl xFVarId fun _ => localDecl
+    withLCtx lctx localInstances k
+  checkCache e fun e =>
+    if (← isNonTrivialProof e) then
+      mkAuxLemma e
+    else match e with
+      | Expr.lam _ _ _ _     => lambdaLetTelescope e fun xs b => visitBinders xs do mkLambdaFVars xs (← visit b)
+      | Expr.letE _ _ _ _ _  => lambdaLetTelescope e fun xs b => visitBinders xs do mkLambdaFVars xs (← visit b)
+      | Expr.forallE _ _ _ _ => forallTelescope e fun xs b => visitBinders xs do mkForallFVars xs (← visit b)
+      | Expr.mdata _ b _     => do pure $ e.updateMData! (← visit b)
+      | Expr.proj _ _ b _    => do pure $ e.updateProj! (← visit b)
+      | Expr.app _ _ _       => e.withApp fun f args => do pure $ mkAppN f (← args.mapM visit)
+      | _                    => pure e
 
 end AbstractNestedProofs
 
@@ -63,5 +66,4 @@ end AbstractNestedProofs
 def abstractNestedProofs (mainDeclName : Name) (e : Expr) : MetaM Expr :=
 (((AbstractNestedProofs.visit e).run { baseName := mainDeclName }).run).run' { nextIdx := 1 }
 
-end Meta
-end Lean
+end Lean.Meta
diff --git a/stage0/src/Lean/Meta/GeneralizeTelescope.lean b/stage0/src/Lean/Meta/GeneralizeTelescope.lean
index 79eecf72fe..390ac3f32a 100644
--- a/stage0/src/Lean/Meta/GeneralizeTelescope.lean
+++ b/stage0/src/Lean/Meta/GeneralizeTelescope.lean
@@ -1,3 +1,4 @@
+#lang lean4
 /-
 Copyright (c) 2020 Microsoft Corporation. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
@@ -5,8 +6,7 @@ Authors: Leonardo de Moura
 -/
 import Lean.Meta.KAbstract
 
-namespace Lean
-namespace Meta
+namespace Lean.Meta
 namespace GeneralizeTelescope
 
 structure Entry :=
@@ -14,40 +14,40 @@ structure Entry :=
 (type     : Expr)
 (modified : Bool)
 
-partial def updateTypes (e newE : Expr) : Array Entry → Nat → MetaM (Array Entry)
+partial def updateTypes (e eNew : Expr) : Array Entry → Nat → MetaM (Array Entry)
 | entries, i =>
   if h : i < entries.size then
-    let entry := entries.get ⟨i, h⟩;
+    let entry := entries.get ⟨i, h⟩
     match entry with
     | ⟨_, type, _⟩ => do
-      typeAbst ← kabstract type e;
+      let typeAbst ← kabstract type e
       if typeAbst.hasLooseBVars then do
-        let typeNew := typeAbst.instantiate1 newE;
-        let entries := entries.set ⟨i, h⟩ { entry with type := typeNew, modified := true };
-        updateTypes entries (i+1)
+        let typeNew := typeAbst.instantiate1 eNew
+        let entries := entries.set ⟨i, h⟩ { entry with type := typeNew, modified := true }
+        updateTypes e eNew entries (i+1)
       else
-        updateTypes entries (i+1)
+        updateTypes e eNew entries (i+1)
   else
     pure entries
 
 partial def generalizeTelescopeAux {α} (prefixForNewVars : Name) (k : Array Expr → MetaM α) : Array Entry → Nat → Nat → Array Expr → MetaM α
-| entries, i, nextVarIdx, fvars =>
+| entries, i, nextVarIdx, fvars => do
   if h : i < entries.size then
-    let replace (e : Expr) (type : Expr) : MetaM α := do {
-      let userName := prefixForNewVars.appendIndexAfter nextVarIdx;
-      withLocalDeclD userName type $ fun x => do
-        entries ← updateTypes e x entries (i+1);
-        generalizeTelescopeAux entries (i+1) (nextVarIdx+1) (fvars.push x)
-    };
+    let replace (e : Expr) (type : Expr) : MetaM α := do
+      let userName := prefixForNewVars.appendIndexAfter nextVarIdx
+      withLocalDeclD userName type fun x => do
+        entries ← updateTypes e x entries (i+1)
+        generalizeTelescopeAux prefixForNewVars k entries (i+1) (nextVarIdx+1) (fvars.push x)
     match entries.get ⟨i, h⟩ with
-    | ⟨e@(Expr.fvar fvarId _), type, false⟩ => do
-      localDecl ← getLocalDecl fvarId;
+    | ⟨e@(Expr.fvar fvarId _), type, false⟩ =>
+      let localDecl ← getLocalDecl fvarId
       match localDecl with
-      | LocalDecl.cdecl _ _ _ _ _   => generalizeTelescopeAux entries (i+1) nextVarIdx (fvars.push e)
-      | LocalDecl.ldecl _ _ _ _ _ _ => replace e type
-    | ⟨e, type, modified⟩ => do
-      when modified $ unlessM (isTypeCorrect type) $
-        throwError $ "failed to create telescope generalizing " ++ (entries.map Entry.expr);
+      | LocalDecl.cdecl .. => generalizeTelescopeAux prefixForNewVars k entries (i+1) nextVarIdx (fvars.push e)
+      | LocalDecl.ldecl .. => replace e type
+    | ⟨e, type, modified⟩ =>
+      if modified then
+        unless (← isTypeCorrect type) do
+          throwError! "failed to create telescope generalizing {entries.map Entry.expr}"
       replace e type
   else
     k fvars
@@ -88,12 +88,10 @@ open GeneralizeTelescope
   ```
   and the type for the new variable abstracting `h` is `xs = aux_2` which is not type correct. -/
 def generalizeTelescope {α} (es : Array Expr) (prefixForNewVars : Name) (k : Array Expr → MetaM α) : MetaM α := do
-es ← es.mapM $ fun e => do {
-  type ← inferType e;
-  type ← instantiateMVars type;
+let es ← es.mapM fun e => do
+  let type ← inferType e
+  let type ← instantiateMVars type
   pure { expr := e, type := type, modified := false : Entry }
-};
 generalizeTelescopeAux prefixForNewVars k es 0 1 #[]
 
-end Meta
-end Lean
+end Lean.Meta
diff --git a/stage0/stdlib/Lean/Compiler/InitAttr.c b/stage0/stdlib/Lean/Compiler/InitAttr.c
index 611efd5fd7..7b8bfbd260 100644
--- a/stage0/stdlib/Lean/Compiler/InitAttr.c
+++ b/stage0/stdlib/Lean/Compiler/InitAttr.c
@@ -30,6 +30,7 @@ extern lean_object* l_Lean_registerInternalExceptionId___closed__2;
 lean_object* l_Lean_EnvExtensionInterfaceUnsafe_registerExt___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__7;
 lean_object* l_List_map___main___at_Lean_resolveGlobalConstNoOverload___spec__1(lean_object*, lean_object*);
+uint8_t lean_is_io_unit_regular_init_fn(lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
 lean_object* lean_environment_find(lean_object*, lean_object*);
 lean_object* l_Lean_getConstInfo___at_Lean_registerInitAttr___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -44,11 +45,11 @@ lean_object* lean_array_get_size(lean_object*);
 lean_object* l_Lean_registerInitAttr(lean_object*, lean_object*);
 lean_object* lean_string_append(lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_isIOUnitInitFn_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__10;
 extern lean_object* l_Lean_Name_inhabited;
 extern lean_object* l_String_splitAux___main___closed__1;
 lean_object* l_Lean_resolveGlobalConst___at_Lean_registerInitAttr___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_isIOUnitInitFnCore_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr_match__3(lean_object*);
 lean_object* l_Lean_resolveGlobalConst___at_Lean_registerInitAttr___spec__4___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Compiler_InitAttr_0__Lean_getIOTypeArg___boxed(lean_object*);
@@ -66,6 +67,7 @@ lean_object* lean_array_fget(lean_object*, lean_object*);
 lean_object* l_Lean_throwUnknownConstant___at_Lean_registerInitAttr___spec__6___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_get_init_fn_name_for(lean_object*, lean_object*);
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
+uint8_t l_Lean_isIOUnitInitFnCore(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_qsortAux___main___at_Lean_registerInitAttr___spec__9(lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_take(lean_object*, lean_object*);
 lean_object* l_EStateM_bind___rarg(lean_object*, lean_object*, lean_object*);
@@ -82,6 +84,7 @@ lean_object* l_Std_RBNode_fold___main___at_Lean_registerInitAttr___spec__8(lean_
 lean_object* l_Lean_throwUnknownConstant___at_Lean_registerInitAttr___spec__6(lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_initFn____x40_Lean_Compiler_InitAttr___hyg_378____closed__1;
+lean_object* l_Lean_isIOUnitInitFnCore_match__1(lean_object*);
 lean_object* l_Lean_registerParametricAttribute___rarg___lambda__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwUnknownConstant___at_Lean_registerInitAttr___spec__6___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_QSort_1__qpartitionAux___main___at_Lean_registerInitAttr___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -92,7 +95,7 @@ lean_object* l_Lean_registerInitAttr___lambda__2(lean_object*, lean_object*, lea
 lean_object* l_Lean_getInitFnNameForCore_x3f___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_resolveGlobalName___at_Lean_registerInitAttr___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-lean_object* l_Lean_isIOUnitInitFn_match__1(lean_object*);
+lean_object* l_Lean_isIOUnitBuiltinInitFn___boxed(lean_object*, lean_object*);
 lean_object* l_Array_binSearchAux___main___at_Lean_getInitFnNameForCore_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_hasInitAttr___boxed(lean_object*, lean_object*);
 extern lean_object* l_Lean_throwUnknownConstant___rarg___closed__5;
@@ -107,6 +110,7 @@ lean_object* l_Lean_throwError___at_Lean_registerInitAttr___spec__2(lean_object*
 extern lean_object* l_Lean_throwUnknownConstant___rarg___closed__3;
 lean_object* l_Lean_ParametricAttribute_getParam___at_Lean_getInitFnNameForCore_x3f___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_ResolveName_resolveGlobalName(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t lean_is_io_unit_builtin_init_fn(lean_object*, lean_object*);
 lean_object* l___private_Lean_Compiler_InitAttr_0__Lean_getIOTypeArg_match__1(lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__13;
 extern lean_object* l_Lean_registerParametricAttribute___rarg___closed__4;
@@ -129,8 +133,10 @@ uint8_t l___private_Lean_Compiler_InitAttr_0__Lean_isIOUnit(lean_object*);
 lean_object* l_Lean_registerParametricAttribute___at_Lean_registerInitAttr___spec__7___lambda__1___boxed(lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
 lean_object* l_Lean_addMessageContextPartial___at_Lean_Core_Lean_AddMessageContext___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_isIOUnitInitFnCore___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__8;
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
+lean_object* l_Lean_isIOUnitRegularInitFn___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__2;
 lean_object* l_Lean_ParametricAttribute_getParam___at_Lean_getInitFnNameForCore_x3f___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_registerInitAttr___lambda__1___closed__1;
@@ -2954,7 +2960,30 @@ lean_dec(x_1);
 return x_4;
 }
 }
-lean_object* l_Lean_isIOUnitInitFn_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* lean_get_init_fn_name_for(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; 
+x_3 = l_Lean_builtinInitAttr;
+lean_inc(x_2);
+x_4 = l_Lean_getInitFnNameForCore_x3f(x_1, x_3, x_2);
+if (lean_obj_tag(x_4) == 0)
+{
+lean_object* x_5; lean_object* x_6; 
+x_5 = l_Lean_regularInitAttr;
+x_6 = l_Lean_getInitFnNameForCore_x3f(x_1, x_5, x_2);
+lean_dec(x_1);
+return x_6;
+}
+else
+{
+lean_dec(x_2);
+lean_dec(x_1);
+return x_4;
+}
+}
+}
+lean_object* l_Lean_isIOUnitInitFnCore_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 if (lean_obj_tag(x_1) == 0)
@@ -2989,82 +3018,116 @@ return x_8;
 }
 }
 }
-lean_object* l_Lean_isIOUnitInitFn_match__1(lean_object* x_1) {
+lean_object* l_Lean_isIOUnitInitFnCore_match__1(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_isIOUnitInitFn_match__1___rarg), 3, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_isIOUnitInitFnCore_match__1___rarg), 3, 0);
 return x_2;
 }
 }
+uint8_t l_Lean_isIOUnitInitFnCore(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_ParametricAttribute_getParam___at_Lean_getInitFnNameForCore_x3f___spec__1(x_2, x_1, x_3);
+if (lean_obj_tag(x_4) == 0)
+{
+uint8_t x_5; 
+x_5 = 0;
+return x_5;
+}
+else
+{
+lean_object* x_6; 
+x_6 = lean_ctor_get(x_4, 0);
+lean_inc(x_6);
+lean_dec(x_4);
+if (lean_obj_tag(x_6) == 0)
+{
+uint8_t x_7; 
+x_7 = 1;
+return x_7;
+}
+else
+{
+uint8_t x_8; 
+lean_dec(x_6);
+x_8 = 0;
+return x_8;
+}
+}
+}
+}
+lean_object* l_Lean_isIOUnitInitFnCore___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; lean_object* x_5; 
+x_4 = l_Lean_isIOUnitInitFnCore(x_1, x_2, x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_5 = lean_box(x_4);
+return x_5;
+}
+}
+uint8_t lean_is_io_unit_regular_init_fn(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = l_Lean_regularInitAttr;
+x_4 = l_Lean_isIOUnitInitFnCore(x_1, x_3, x_2);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Lean_isIOUnitRegularInitFn___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = lean_is_io_unit_regular_init_fn(x_1, x_2);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+uint8_t lean_is_io_unit_builtin_init_fn(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = l_Lean_builtinInitAttr;
+x_4 = l_Lean_isIOUnitInitFnCore(x_1, x_3, x_2);
+lean_dec(x_1);
+return x_4;
+}
+}
+lean_object* l_Lean_isIOUnitBuiltinInitFn___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = lean_is_io_unit_builtin_init_fn(x_1, x_2);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
 uint8_t l_Lean_isIOUnitInitFn(lean_object* x_1, lean_object* x_2) {
 _start:
 {
-lean_object* x_3; lean_object* x_11; lean_object* x_12; 
-x_11 = l_Lean_builtinInitAttr;
+lean_object* x_3; uint8_t x_4; 
+x_3 = l_Lean_builtinInitAttr;
 lean_inc(x_2);
-x_12 = l_Lean_ParametricAttribute_getParam___at_Lean_getInitFnNameForCore_x3f___spec__1(x_11, x_1, x_2);
-if (lean_obj_tag(x_12) == 0)
+x_4 = l_Lean_isIOUnitInitFnCore(x_1, x_3, x_2);
+if (x_4 == 0)
 {
-lean_object* x_13; 
-x_13 = lean_box(0);
-x_3 = x_13;
-goto block_10;
-}
-else
-{
-lean_object* x_14; 
-x_14 = lean_ctor_get(x_12, 0);
-lean_inc(x_14);
-lean_dec(x_12);
-if (lean_obj_tag(x_14) == 0)
-{
-uint8_t x_15; 
-lean_dec(x_2);
-x_15 = 1;
-return x_15;
-}
-else
-{
-lean_object* x_16; 
-lean_dec(x_14);
-x_16 = lean_box(0);
-x_3 = x_16;
-goto block_10;
-}
-}
-block_10:
-{
-lean_object* x_4; lean_object* x_5; 
-lean_dec(x_3);
-x_4 = l_Lean_regularInitAttr;
-x_5 = l_Lean_ParametricAttribute_getParam___at_Lean_getInitFnNameForCore_x3f___spec__1(x_4, x_1, x_2);
-if (lean_obj_tag(x_5) == 0)
-{
-uint8_t x_6; 
-x_6 = 0;
+lean_object* x_5; uint8_t x_6; 
+x_5 = l_Lean_regularInitAttr;
+x_6 = l_Lean_isIOUnitInitFnCore(x_1, x_5, x_2);
 return x_6;
 }
 else
 {
-lean_object* x_7; 
-x_7 = lean_ctor_get(x_5, 0);
-lean_inc(x_7);
-lean_dec(x_5);
-if (lean_obj_tag(x_7) == 0)
-{
-uint8_t x_8; 
-x_8 = 1;
-return x_8;
-}
-else
-{
-uint8_t x_9; 
-lean_dec(x_7);
-x_9 = 0;
-return x_9;
-}
-}
+uint8_t x_7; 
+lean_dec(x_2);
+x_7 = 1;
+return x_7;
 }
 }
 }
@@ -3078,29 +3141,6 @@ x_4 = lean_box(x_3);
 return x_4;
 }
 }
-lean_object* lean_get_init_fn_name_for(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; lean_object* x_4; 
-x_3 = l_Lean_builtinInitAttr;
-lean_inc(x_2);
-x_4 = l_Lean_getInitFnNameForCore_x3f(x_1, x_3, x_2);
-if (lean_obj_tag(x_4) == 0)
-{
-lean_object* x_5; lean_object* x_6; 
-x_5 = l_Lean_regularInitAttr;
-x_6 = l_Lean_getInitFnNameForCore_x3f(x_1, x_5, x_2);
-lean_dec(x_1);
-return x_6;
-}
-else
-{
-lean_dec(x_2);
-lean_dec(x_1);
-return x_4;
-}
-}
-}
 uint8_t l_Lean_hasInitAttr(lean_object* x_1, lean_object* x_2) {
 _start:
 {
diff --git a/stage0/stdlib/Lean/Meta/AbstractNestedProofs.c b/stage0/stdlib/Lean/Meta/AbstractNestedProofs.c
index 9039df0e99..310879c436 100644
--- a/stage0/stdlib/Lean/Meta/AbstractNestedProofs.c
+++ b/stage0/stdlib/Lean/Meta/AbstractNestedProofs.c
@@ -14,213 +14,112 @@
 extern "C" {
 #endif
 lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__9(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_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6___rarg(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_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2(lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11(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_AbstractNestedProofs_1__mkAuxLemma(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_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+size_t l_USize_add(size_t, size_t);
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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_array_uget(lean_object*, size_t);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7(lean_object*);
 extern lean_object* l_Std_HashMap_inhabited___closed__1;
+lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8(lean_object*);
+lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4___rarg(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_31__withLocalContextImp___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_get(lean_object*, lean_object*);
 lean_object* l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_InferType_0__Lean_Meta_isProofImp(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11___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_Meta_AbstractNestedProofs_visit___main___closed__1;
-lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2;
+lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_USize_decLt(size_t, size_t);
 lean_object* l_Lean_Meta_setMCtx___at___private_Lean_Meta_Basic_6__liftMkBindingM___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4(lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1(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_6__liftMkBindingM___rarg___closed__3;
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_AbstractNestedProofs_visit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7(lean_object*, size_t, size_t, 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_19__forallTelescopeImp___rarg(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_AbstractNestedProofs_1__mkAuxLemma___closed__2;
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_take(lean_object*, lean_object*);
 lean_object* lean_nat_sub(lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___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_Name_append___main(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_headBeta(lean_object*);
-lean_object* l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__8(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_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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_Expr_fvarId_x21(lean_object*);
+lean_object* l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2;
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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_MonadEnv_1__mkAuxNameAux___main(lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentArray_set___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_setValue(lean_object*, lean_object*);
 lean_object* lean_st_mk_ref(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12(lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__2(lean_object*);
 lean_object* lean_name_mk_string(lean_object*, lean_object*);
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___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*);
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__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_isProof___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_isEmpty___rarg(lean_object*);
-lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___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_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__1(lean_object*);
+size_t lean_usize_of_nat(lean_object*);
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5(lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma(lean_object*, lean_object*, lean_object*, 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_throwError___at_Lean_Meta_mkWHNFRef___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_fvarId(lean_object*);
-lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1(uint8_t, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___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_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1;
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5(lean_object*, 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_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* l_Lean_LocalDecl_index(lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_HashMapImp_find_x3f___at___private_Lean_MetavarContext_2__visit___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6(lean_object*);
 lean_object* l_Lean_Meta_abstractNestedProofs(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10(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_throwUnknownFVar___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1;
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8___rarg(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_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* l_Lean_Meta_mkAuxDefinition___at_Lean_Meta_mkAuxDefinitionFor___spec__2(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_st_ref_set(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
 lean_object* l_Lean_Meta_inferType___at_Lean_Meta_mkAuxDefinitionFor___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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_mk_array(lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isAtomic(lean_object*);
-lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5___boxed(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_AbstractNestedProofs_isNonTrivialProof___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__1___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_isProof___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalDecl_setType(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_find(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___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_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11(lean_object*);
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_State_nextIdx___default;
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9(lean_object*);
+lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___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_Basic_23__lambdaTelescopeImp___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit___closed__2;
+lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1(uint8_t x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_Lean_Expr_isAtomic(x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-uint8_t x_10; 
-lean_dec(x_5);
-x_10 = 1;
-return x_10;
-}
-else
-{
-if (x_1 == 0)
-{
-lean_object* x_11; lean_object* x_12; 
-x_11 = lean_unsigned_to_nat(1u);
-x_12 = lean_nat_add(x_5, x_11);
-lean_dec(x_5);
-x_5 = x_12;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_1;
-}
-}
-}
-}
-}
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(uint8_t 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:
-{
-if (lean_obj_tag(x_2) == 5)
-{
-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_2, 0);
-lean_inc(x_10);
-x_11 = lean_ctor_get(x_2, 1);
-lean_inc(x_11);
-lean_dec(x_2);
-x_12 = lean_array_set(x_3, x_4, x_11);
-x_13 = lean_unsigned_to_nat(1u);
-x_14 = lean_nat_sub(x_4, x_13);
-lean_dec(x_4);
-x_2 = x_10;
-x_3 = x_12;
-x_4 = x_14;
-goto _start;
-}
-else
-{
-uint8_t x_16; 
-lean_dec(x_4);
-x_16 = l_Lean_Expr_isAtomic(x_2);
-lean_dec(x_2);
-if (x_16 == 0)
-{
-uint8_t x_17; lean_object* x_18; lean_object* x_19; 
-lean_dec(x_3);
-x_17 = 1;
-x_18 = lean_box(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_9);
-return x_19;
-}
-else
-{
-if (x_1 == 0)
-{
-lean_object* x_20; lean_object* x_21; uint8_t x_22; lean_object* x_23; lean_object* x_24; 
-x_20 = lean_array_get_size(x_3);
-x_21 = lean_unsigned_to_nat(0u);
-x_22 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1(x_1, x_3, x_3, x_20, x_21);
-lean_dec(x_20);
-lean_dec(x_3);
-x_23 = lean_box(x_22);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_23);
-lean_ctor_set(x_24, 1, x_9);
-return x_24;
-}
-else
-{
-uint8_t x_25; lean_object* x_26; lean_object* x_27; 
-lean_dec(x_3);
-x_25 = 1;
-x_26 = lean_box(x_25);
-x_27 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_27, 0, x_26);
-lean_ctor_set(x_27, 1, x_9);
-return x_27;
-}
-}
-}
-}
-}
-lean_object* l_Lean_Meta_isProof___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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* l_Lean_Meta_AbstractNestedProofs_visit___closed__1;
+lean_object* l_Lean_Meta_isProof___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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) {
 _start:
 {
 lean_object* x_7; 
@@ -228,140 +127,346 @@ x_7 = l___private_Lean_Meta_InferType_0__Lean_Meta_isProofImp(x_1, x_2, x_3, x_4
 return x_7;
 }
 }
-lean_object* l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_7; lean_object* x_8; lean_object* x_20; 
-lean_inc(x_5);
-lean_inc(x_4);
-lean_inc(x_3);
-lean_inc(x_2);
-lean_inc(x_1);
-x_20 = l___private_Lean_Meta_InferType_0__Lean_Meta_isProofImp(x_1, x_2, x_3, x_4, x_5, x_6);
-if (lean_obj_tag(x_20) == 0)
+uint8_t x_5; 
+x_5 = lean_nat_dec_lt(x_4, x_3);
+if (x_5 == 0)
 {
-lean_object* x_21; uint8_t x_22; 
-x_21 = lean_ctor_get(x_20, 0);
-lean_inc(x_21);
-x_22 = lean_unbox(x_21);
-lean_dec(x_21);
-if (x_22 == 0)
-{
-lean_object* x_23; uint8_t x_24; 
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = 1;
-x_7 = x_24;
-x_8 = x_23;
-goto block_19;
-}
-else
-{
-lean_object* x_25; uint8_t x_26; 
-x_25 = lean_ctor_get(x_20, 1);
-lean_inc(x_25);
-lean_dec(x_20);
-x_26 = 0;
-x_7 = x_26;
-x_8 = x_25;
-goto block_19;
-}
-}
-else
-{
-uint8_t x_27; 
-lean_dec(x_5);
+uint8_t x_6; 
 lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_27 = !lean_is_exclusive(x_20);
-if (x_27 == 0)
-{
-return x_20;
+x_6 = 0;
+return x_6;
 }
 else
 {
-lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_28 = lean_ctor_get(x_20, 0);
-x_29 = lean_ctor_get(x_20, 1);
-lean_inc(x_29);
-lean_inc(x_28);
-lean_dec(x_20);
-x_30 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_30, 0, x_28);
-lean_ctor_set(x_30, 1, x_29);
-return x_30;
+lean_object* x_7; uint8_t x_8; 
+x_7 = lean_array_fget(x_2, x_4);
+x_8 = l_Lean_Expr_isAtomic(x_7);
+lean_dec(x_7);
+if (x_8 == 0)
+{
+uint8_t x_9; 
+lean_dec(x_4);
+x_9 = 1;
+return x_9;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_4, x_10);
+lean_dec(x_4);
+x_4 = x_11;
+goto _start;
 }
 }
-block_19:
+}
+}
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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* x_8) {
+_start:
 {
-if (x_7 == 0)
+if (lean_obj_tag(x_1) == 5)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_9);
-x_11 = l_Lean_Expr_getAppArgs___closed__1;
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_9 = lean_ctor_get(x_1, 0);
+lean_inc(x_9);
+x_10 = lean_ctor_get(x_1, 1);
 lean_inc(x_10);
-x_12 = lean_mk_array(x_10, x_11);
-x_13 = lean_unsigned_to_nat(1u);
-x_14 = lean_nat_sub(x_10, x_13);
-lean_dec(x_10);
-x_15 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(x_7, x_1, x_12, x_14, x_2, x_3, x_4, x_5, x_8);
-lean_dec(x_5);
-lean_dec(x_4);
+lean_dec(x_1);
+x_11 = lean_array_set(x_2, x_3, x_10);
+x_12 = lean_unsigned_to_nat(1u);
+x_13 = lean_nat_sub(x_3, x_12);
 lean_dec(x_3);
-lean_dec(x_2);
-return x_15;
+x_1 = x_9;
+x_2 = x_11;
+x_3 = x_13;
+goto _start;
 }
 else
 {
+uint8_t x_15; 
+lean_dec(x_3);
+x_15 = l_Lean_Expr_isAtomic(x_1);
+lean_dec(x_1);
+if (x_15 == 0)
+{
 uint8_t x_16; lean_object* x_17; lean_object* x_18; 
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_3);
 lean_dec(x_2);
-lean_dec(x_1);
-x_16 = 0;
+x_16 = 1;
 x_17 = lean_box(x_16);
 x_18 = lean_alloc_ctor(0, 2, 0);
 lean_ctor_set(x_18, 0, x_17);
 lean_ctor_set(x_18, 1, x_8);
 return x_18;
 }
+else
+{
+lean_object* x_19; lean_object* x_20; uint8_t x_21; lean_object* x_22; lean_object* x_23; 
+x_19 = lean_array_get_size(x_2);
+x_20 = lean_unsigned_to_nat(0u);
+x_21 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(x_2, x_2, x_19, x_20);
+lean_dec(x_19);
+lean_dec(x_2);
+x_22 = lean_box(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_8);
+return x_23;
 }
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_6; uint8_t x_7; lean_object* x_8; 
-x_6 = lean_unbox(x_1);
+uint8_t x_5; 
+x_5 = lean_nat_dec_lt(x_4, x_3);
+if (x_5 == 0)
+{
+uint8_t x_6; 
+lean_dec(x_4);
+x_6 = 0;
+return x_6;
+}
+else
+{
+lean_object* x_7; uint8_t x_8; 
+x_7 = lean_array_fget(x_2, x_4);
+x_8 = l_Lean_Expr_isAtomic(x_7);
+lean_dec(x_7);
+if (x_8 == 0)
+{
+uint8_t x_9; 
+lean_dec(x_4);
+x_9 = 1;
+return x_9;
+}
+else
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_4, x_10);
+lean_dec(x_4);
+x_4 = x_11;
+goto _start;
+}
+}
+}
+}
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+if (lean_obj_tag(x_1) == 5)
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_9 = lean_ctor_get(x_1, 0);
+lean_inc(x_9);
+x_10 = lean_ctor_get(x_1, 1);
+lean_inc(x_10);
 lean_dec(x_1);
-x_7 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__1(x_6, x_2, x_3, x_4, x_5);
+x_11 = lean_array_set(x_2, x_3, x_10);
+x_12 = lean_unsigned_to_nat(1u);
+x_13 = lean_nat_sub(x_3, x_12);
+lean_dec(x_3);
+x_1 = x_9;
+x_2 = x_11;
+x_3 = x_13;
+goto _start;
+}
+else
+{
+uint8_t x_15; 
+lean_dec(x_3);
+x_15 = l_Lean_Expr_isAtomic(x_1);
+lean_dec(x_1);
+if (x_15 == 0)
+{
+uint8_t x_16; lean_object* x_17; lean_object* x_18; 
+lean_dec(x_2);
+x_16 = 1;
+x_17 = lean_box(x_16);
+x_18 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_18, 0, x_17);
+lean_ctor_set(x_18, 1, x_8);
+return x_18;
+}
+else
+{
+lean_object* x_19; lean_object* x_20; uint8_t x_21; lean_object* x_22; lean_object* x_23; 
+x_19 = lean_array_get_size(x_2);
+x_20 = lean_unsigned_to_nat(0u);
+x_21 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4(x_2, x_2, x_19, x_20);
+lean_dec(x_19);
+lean_dec(x_2);
+x_22 = lean_box(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_8);
+return x_23;
+}
+}
+}
+}
+lean_object* l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(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_inc(x_5);
+lean_inc(x_4);
+lean_inc(x_3);
+lean_inc(x_2);
+lean_inc(x_1);
+x_7 = l___private_Lean_Meta_InferType_0__Lean_Meta_isProofImp(x_1, x_2, x_3, x_4, x_5, x_6);
+if (lean_obj_tag(x_7) == 0)
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_ctor_get(x_7, 0);
+lean_inc(x_8);
+x_9 = lean_unbox(x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+uint8_t x_10; 
+lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_8 = lean_box(x_7);
-return x_8;
+lean_dec(x_1);
+x_10 = !lean_is_exclusive(x_7);
+if (x_10 == 0)
+{
+lean_object* x_11; uint8_t x_12; lean_object* x_13; 
+x_11 = lean_ctor_get(x_7, 0);
+lean_dec(x_11);
+x_12 = 0;
+x_13 = lean_box(x_12);
+lean_ctor_set(x_7, 0, x_13);
+return x_7;
+}
+else
+{
+lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+x_14 = lean_ctor_get(x_7, 1);
+lean_inc(x_14);
+lean_dec(x_7);
+x_15 = 0;
+x_16 = lean_box(x_15);
+x_17 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_17, 0, x_16);
+lean_ctor_set(x_17, 1, x_14);
+return x_17;
 }
 }
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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* x_8, lean_object* x_9) {
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_18 = lean_ctor_get(x_7, 1);
+lean_inc(x_18);
+lean_dec(x_7);
+x_19 = lean_unsigned_to_nat(0u);
+x_20 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_19);
+x_21 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_20);
+x_22 = lean_mk_array(x_20, x_21);
+x_23 = lean_unsigned_to_nat(1u);
+x_24 = lean_nat_sub(x_20, x_23);
+lean_dec(x_20);
+x_25 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5(x_1, x_22, x_24, x_2, x_3, x_4, x_5, x_18);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+return x_25;
+}
+}
+else
+{
+uint8_t x_26; 
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_26 = !lean_is_exclusive(x_7);
+if (x_26 == 0)
+{
+return x_7;
+}
+else
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_27 = lean_ctor_get(x_7, 0);
+x_28 = lean_ctor_get(x_7, 1);
+lean_inc(x_28);
+lean_inc(x_27);
+lean_dec(x_7);
+x_29 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_29, 0, x_27);
+lean_ctor_set(x_29, 1, x_28);
+return x_29;
+}
+}
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
 _start:
 {
-uint8_t x_10; lean_object* x_11; 
-x_10 = lean_unbox(x_1);
+uint8_t x_5; lean_object* x_6; 
+x_5 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(x_1, x_2, x_3, x_4);
+lean_dec(x_3);
+lean_dec(x_2);
 lean_dec(x_1);
-x_11 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__2(x_10, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
-lean_dec(x_8);
+x_6 = lean_box(x_5);
+return x_6;
+}
+}
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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:
+{
+lean_object* x_9; 
+x_9 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___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_5);
-return x_11;
+lean_dec(x_4);
+return x_9;
 }
 }
-lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+uint8_t x_5; lean_object* x_6; 
+x_5 = l_Array_anyRangeMAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__4(x_1, x_2, x_3, x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_6 = lean_box(x_5);
+return x_6;
+}
+}
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+lean_object* x_9; 
+x_9 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_isNonTrivialProof___spec__5(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_5);
+lean_dec(x_4);
+return x_9;
+}
+}
+static lean_object* _init_l_Lean_Meta_AbstractNestedProofs_State_nextIdx___default() {
+_start:
+{
+lean_object* x_1; 
+x_1 = lean_unsigned_to_nat(1u);
+return x_1;
+}
+}
+lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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* x_8, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; uint8_t x_12; 
@@ -397,7 +502,7 @@ return x_20;
 }
 }
 }
-lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; 
@@ -450,7 +555,7 @@ return x_20;
 }
 }
 }
-static lean_object* _init_l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1() {
+static lean_object* _init_l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -458,17 +563,17 @@ x_1 = lean_mk_string("proof");
 return x_1;
 }
 }
-static lean_object* _init_l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__2() {
+static lean_object* _init_l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; lean_object* x_3; 
 x_1 = lean_box(0);
-x_2 = l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1;
+x_2 = l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1;
 x_3 = lean_name_mk_string(x_1, x_2);
 return x_3;
 }
 }
-lean_object* l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma(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_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma(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; 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; 
@@ -478,9 +583,9 @@ lean_inc(x_11);
 x_12 = lean_ctor_get(x_10, 1);
 lean_inc(x_12);
 lean_dec(x_10);
-x_13 = l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__2;
+x_13 = l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2;
 x_14 = l_Lean_Name_append___main(x_2, x_13);
-x_15 = l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__1(x_14, x_11, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
+x_15 = l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__1(x_14, x_11, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_12);
 x_16 = lean_ctor_get(x_15, 0);
 lean_inc(x_16);
 x_17 = lean_ctor_get(x_15, 1);
@@ -499,15 +604,15 @@ x_23 = lean_st_ref_set(x_4, x_22, x_20);
 x_24 = lean_ctor_get(x_23, 1);
 lean_inc(x_24);
 lean_dec(x_23);
-x_25 = l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__2(x_16, x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_24);
+x_25 = l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__2(x_16, x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_24);
 return x_25;
 }
 }
-lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; 
-x_11 = l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_11 = l_Lean_mkAuxName___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
@@ -518,29 +623,388 @@ lean_dec(x_3);
 return x_11;
 }
 }
-lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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* x_8, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; 
-x_11 = l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_11 = l_Lean_Meta_mkAuxDefinitionFor___at___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 return x_11;
 }
 }
-lean_object* l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___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_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___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_AbstractNestedProofs_1__mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_4; lean_object* x_5; 
+lean_dec(x_2);
+x_4 = lean_box(0);
+x_5 = lean_apply_1(x_3, x_4);
+return x_5;
+}
+else
+{
+lean_object* x_6; lean_object* x_7; 
+lean_dec(x_3);
+x_6 = lean_ctor_get(x_1, 0);
+lean_inc(x_6);
+lean_dec(x_1);
+x_7 = lean_apply_1(x_2, x_6);
+return x_7;
+}
+}
+}
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit_match__1___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__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, lean_object* x_7, lean_object* x_8) {
+_start:
+{
+switch (lean_obj_tag(x_1)) {
+case 5:
+{
+lean_object* x_9; lean_object* x_10; uint64_t x_11; lean_object* x_12; lean_object* x_13; 
+lean_dec(x_8);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_9 = lean_ctor_get(x_1, 0);
+lean_inc(x_9);
+x_10 = lean_ctor_get(x_1, 1);
+lean_inc(x_10);
+x_11 = lean_ctor_get_uint64(x_1, sizeof(void*)*2);
+lean_dec(x_1);
+x_12 = lean_box_uint64(x_11);
+x_13 = lean_apply_3(x_7, x_9, x_10, x_12);
+return x_13;
+}
+case 6:
+{
+lean_object* x_14; lean_object* x_15; lean_object* x_16; uint64_t x_17; lean_object* x_18; lean_object* x_19; 
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+x_14 = lean_ctor_get(x_1, 0);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_1, 1);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_1, 2);
+lean_inc(x_16);
+x_17 = lean_ctor_get_uint64(x_1, sizeof(void*)*3);
+lean_dec(x_1);
+x_18 = lean_box_uint64(x_17);
+x_19 = lean_apply_4(x_2, x_14, x_15, x_16, x_18);
+return x_19;
+}
+case 7:
+{
+lean_object* x_20; lean_object* x_21; lean_object* x_22; uint64_t x_23; lean_object* x_24; lean_object* x_25; 
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_3);
+lean_dec(x_2);
+x_20 = lean_ctor_get(x_1, 0);
+lean_inc(x_20);
+x_21 = lean_ctor_get(x_1, 1);
+lean_inc(x_21);
+x_22 = lean_ctor_get(x_1, 2);
+lean_inc(x_22);
+x_23 = lean_ctor_get_uint64(x_1, sizeof(void*)*3);
+lean_dec(x_1);
+x_24 = lean_box_uint64(x_23);
+x_25 = lean_apply_4(x_4, x_20, x_21, x_22, x_24);
+return x_25;
+}
+case 8:
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; uint64_t x_30; lean_object* x_31; lean_object* x_32; 
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+x_26 = lean_ctor_get(x_1, 0);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_1, 1);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_1, 2);
+lean_inc(x_28);
+x_29 = lean_ctor_get(x_1, 3);
+lean_inc(x_29);
+x_30 = lean_ctor_get_uint64(x_1, sizeof(void*)*4);
+lean_dec(x_1);
+x_31 = lean_box_uint64(x_30);
+x_32 = lean_apply_5(x_3, x_26, x_27, x_28, x_29, x_31);
+return x_32;
+}
+case 10:
+{
+lean_object* x_33; lean_object* x_34; uint64_t x_35; lean_object* x_36; lean_object* x_37; 
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_33 = lean_ctor_get(x_1, 0);
+lean_inc(x_33);
+x_34 = lean_ctor_get(x_1, 1);
+lean_inc(x_34);
+x_35 = lean_ctor_get_uint64(x_1, sizeof(void*)*2);
+lean_dec(x_1);
+x_36 = lean_box_uint64(x_35);
+x_37 = lean_apply_3(x_5, x_33, x_34, x_36);
+return x_37;
+}
+case 11:
+{
+lean_object* x_38; lean_object* x_39; lean_object* x_40; uint64_t x_41; lean_object* x_42; lean_object* x_43; 
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_38 = lean_ctor_get(x_1, 0);
+lean_inc(x_38);
+x_39 = lean_ctor_get(x_1, 1);
+lean_inc(x_39);
+x_40 = lean_ctor_get(x_1, 2);
+lean_inc(x_40);
+x_41 = lean_ctor_get_uint64(x_1, sizeof(void*)*3);
+lean_dec(x_1);
+x_42 = lean_box_uint64(x_41);
+x_43 = lean_apply_4(x_6, x_38, x_39, x_40, x_42);
+return x_43;
+}
+default: 
+{
+lean_object* x_44; 
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+x_44 = lean_apply_1(x_8, x_1);
+return x_44;
+}
+}
+}
+}
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit_match__2(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit_match__2___rarg), 8, 0);
+return x_2;
+}
+}
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___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* x_8, lean_object* x_9, lean_object* x_10) {
+_start:
+{
+lean_object* x_11; uint8_t x_12; 
+x_11 = lean_array_get_size(x_2);
+x_12 = lean_nat_dec_lt(x_1, x_11);
+lean_dec(x_11);
+if (x_12 == 0)
+{
+lean_object* x_13; lean_object* x_14; 
+lean_dec(x_9);
+lean_dec(x_8);
+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_13 = x_2;
+x_14 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_14, 0, x_13);
+lean_ctor_set(x_14, 1, x_10);
+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_array_fget(x_2, x_1);
+x_16 = lean_unsigned_to_nat(0u);
+x_17 = lean_array_fset(x_2, x_1, x_16);
+x_18 = x_15;
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+lean_inc(x_4);
+lean_inc(x_3);
+x_19 = l_Lean_Meta_AbstractNestedProofs_visit(x_18, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+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; 
+x_20 = lean_ctor_get(x_19, 0);
+lean_inc(x_20);
+x_21 = lean_ctor_get(x_19, 1);
+lean_inc(x_21);
+lean_dec(x_19);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_1, x_22);
+x_24 = x_20;
+x_25 = lean_array_fset(x_17, x_1, x_24);
+lean_dec(x_1);
+x_1 = x_23;
+x_2 = x_25;
+x_10 = x_21;
+goto _start;
+}
+else
+{
+uint8_t x_27; 
+lean_dec(x_17);
+lean_dec(x_9);
+lean_dec(x_8);
+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_27 = !lean_is_exclusive(x_19);
+if (x_27 == 0)
+{
+return x_19;
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_19, 0);
+x_29 = lean_ctor_get(x_19, 1);
+lean_inc(x_29);
+lean_inc(x_28);
+lean_dec(x_19);
+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;
+}
+}
+}
+}
+}
+lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+_start:
+{
+if (lean_obj_tag(x_1) == 5)
+{
+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_1, 0);
+lean_inc(x_12);
+x_13 = lean_ctor_get(x_1, 1);
+lean_inc(x_13);
+lean_dec(x_1);
+x_14 = lean_array_set(x_2, x_3, x_13);
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_sub(x_3, x_15);
+lean_dec(x_3);
+x_1 = x_12;
+x_2 = x_14;
+x_3 = x_16;
+goto _start;
+}
+else
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
+lean_dec(x_3);
+x_18 = x_2;
+x_19 = lean_unsigned_to_nat(0u);
+x_20 = lean_alloc_closure((void*)(l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___spec__1), 10, 2);
+lean_closure_set(x_20, 0, x_19);
+lean_closure_set(x_20, 1, x_18);
+x_21 = x_20;
+x_22 = lean_apply_8(x_21, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+if (lean_obj_tag(x_22) == 0)
+{
+uint8_t x_23; 
+x_23 = !lean_is_exclusive(x_22);
+if (x_23 == 0)
+{
+lean_object* x_24; lean_object* x_25; 
+x_24 = lean_ctor_get(x_22, 0);
+x_25 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_24, x_24, x_19, x_1);
+lean_dec(x_24);
+lean_ctor_set(x_22, 0, x_25);
+return x_22;
+}
+else
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
+x_26 = lean_ctor_get(x_22, 0);
+x_27 = lean_ctor_get(x_22, 1);
+lean_inc(x_27);
+lean_inc(x_26);
+lean_dec(x_22);
+x_28 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_26, x_26, x_19, x_1);
+lean_dec(x_26);
+x_29 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_29, 0, x_28);
+lean_ctor_set(x_29, 1, x_27);
+return x_29;
+}
+}
+else
+{
+uint8_t x_30; 
+lean_dec(x_1);
+x_30 = !lean_is_exclusive(x_22);
+if (x_30 == 0)
+{
+return x_22;
+}
+else
+{
+lean_object* x_31; lean_object* x_32; lean_object* x_33; 
+x_31 = lean_ctor_get(x_22, 0);
+x_32 = lean_ctor_get(x_22, 1);
+lean_inc(x_32);
+lean_inc(x_31);
+lean_dec(x_22);
+x_33 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_33, 0, x_31);
+lean_ctor_set(x_33, 1, x_32);
+return x_33;
+}
+}
+}
+}
+}
+lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* x_8, lean_object* x_9, lean_object* x_10) {
 _start:
 {
 uint8_t x_11; 
@@ -751,7 +1215,7 @@ return x_76;
 }
 }
 }
-lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___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, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4___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* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; 
@@ -806,15 +1270,15 @@ return x_18;
 }
 }
 }
-lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2(lean_object* x_1, lean_object* x_2) {
+lean_object* l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; 
-x_3 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2___rarg), 10, 0);
+x_3 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4___rarg), 10, 0);
 return x_3;
 }
 }
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 lean_object* x_6; lean_object* x_7; 
@@ -826,15 +1290,15 @@ lean_ctor_set(x_7, 1, x_5);
 return x_7;
 }
 }
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; 
-x_4 = lean_alloc_closure((void*)(l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg___boxed), 5, 0);
+x_4 = lean_alloc_closure((void*)(l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg___boxed), 5, 0);
 return x_4;
 }
 }
-lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___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, lean_object* x_8, lean_object* x_9) {
+lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; lean_object* x_11; 
@@ -864,306 +1328,336 @@ return x_14;
 }
 }
 }
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12) {
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
-lean_object* x_13; uint8_t x_14; 
-x_13 = lean_array_get_size(x_2);
-x_14 = lean_nat_dec_lt(x_3, x_13);
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = lean_ctor_get(x_2, 0);
+lean_inc(x_12);
+x_13 = lean_ctor_get(x_2, 1);
+lean_inc(x_13);
+lean_inc(x_2);
+x_14 = lean_local_ctx_find(x_2, x_1);
+if (lean_obj_tag(x_14) == 0)
+{
+lean_object* x_15; lean_object* x_16; 
 lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; 
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
+lean_dec(x_12);
 lean_dec(x_3);
-x_15 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_15, 0, x_4);
-lean_ctor_set(x_15, 1, x_12);
-return x_15;
+x_15 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_15, 0, x_2);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_11);
+return x_16;
 }
 else
 {
-lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_51; 
-x_16 = lean_array_fget(x_2, x_3);
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_3, x_17);
-lean_dec(x_3);
-x_19 = l_Lean_Expr_fvarId_x21(x_16);
-lean_dec(x_16);
-lean_inc(x_8);
-lean_inc(x_19);
-x_51 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__4(x_19, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
-if (lean_obj_tag(x_51) == 0)
+uint8_t x_17; 
+x_17 = !lean_is_exclusive(x_2);
+if (x_17 == 0)
 {
-lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_ctor_get(x_51, 1);
-lean_inc(x_53);
-lean_dec(x_51);
-x_54 = l_Lean_LocalDecl_type(x_52);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-x_55 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_54, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_53);
-if (lean_obj_tag(x_55) == 0)
-{
-lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_56 = lean_ctor_get(x_55, 0);
-lean_inc(x_56);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-lean_dec(x_55);
-x_58 = l_Lean_LocalDecl_setType(x_52, x_56);
-x_59 = l_Lean_LocalDecl_value_x3f(x_58);
-if (lean_obj_tag(x_59) == 0)
-{
-x_20 = x_58;
-x_21 = x_57;
-goto block_50;
-}
-else
-{
-lean_object* x_60; lean_object* x_61; 
-x_60 = lean_ctor_get(x_59, 0);
-lean_inc(x_60);
-lean_dec(x_59);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-x_61 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_60, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_57);
-if (lean_obj_tag(x_61) == 0)
-{
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_61, 0);
-lean_inc(x_62);
-x_63 = lean_ctor_get(x_61, 1);
-lean_inc(x_63);
-lean_dec(x_61);
-x_64 = l_Lean_LocalDecl_setValue(x_58, x_62);
-x_20 = x_64;
-x_21 = x_63;
-goto block_50;
-}
-else
-{
-uint8_t x_65; 
-lean_dec(x_58);
-lean_dec(x_19);
+lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+x_18 = lean_ctor_get(x_2, 1);
 lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_65 = !lean_is_exclusive(x_61);
-if (x_65 == 0)
-{
-return x_61;
-}
-else
-{
-lean_object* x_66; lean_object* x_67; lean_object* x_68; 
-x_66 = lean_ctor_get(x_61, 0);
-x_67 = lean_ctor_get(x_61, 1);
-lean_inc(x_67);
-lean_inc(x_66);
-lean_dec(x_61);
-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;
-}
-}
-}
-}
-else
-{
-uint8_t x_69; 
-lean_dec(x_52);
+x_19 = lean_ctor_get(x_2, 0);
 lean_dec(x_19);
-lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_69 = !lean_is_exclusive(x_55);
-if (x_69 == 0)
+x_20 = !lean_is_exclusive(x_14);
+if (x_20 == 0)
 {
-return x_55;
-}
-else
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; 
-x_70 = lean_ctor_get(x_55, 0);
-x_71 = lean_ctor_get(x_55, 1);
-lean_inc(x_71);
-lean_inc(x_70);
-lean_dec(x_55);
-x_72 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_72, 0, x_70);
-lean_ctor_set(x_72, 1, x_71);
-return x_72;
-}
-}
-}
-else
-{
-uint8_t x_73; 
-lean_dec(x_19);
-lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_73 = !lean_is_exclusive(x_51);
-if (x_73 == 0)
-{
-return x_51;
-}
-else
-{
-lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_74 = lean_ctor_get(x_51, 0);
-x_75 = lean_ctor_get(x_51, 1);
-lean_inc(x_75);
-lean_inc(x_74);
-lean_dec(x_51);
-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;
-}
-}
-block_50:
-{
-lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_22 = lean_ctor_get(x_4, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_4, 1);
-lean_inc(x_23);
-lean_inc(x_4);
-x_24 = lean_local_ctx_find(x_4, x_19);
-if (lean_obj_tag(x_24) == 0)
-{
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_20);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
-}
-else
-{
-uint8_t x_26; 
-x_26 = !lean_is_exclusive(x_4);
-if (x_26 == 0)
-{
-lean_object* x_27; lean_object* x_28; uint8_t x_29; 
-x_27 = lean_ctor_get(x_4, 1);
-lean_dec(x_27);
-x_28 = lean_ctor_get(x_4, 0);
-lean_dec(x_28);
-x_29 = !lean_is_exclusive(x_24);
-if (x_29 == 0)
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_30 = lean_ctor_get(x_24, 0);
-lean_dec(x_30);
-x_31 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_32 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_31, x_20);
-x_33 = l_Lean_LocalDecl_index(x_20);
-lean_ctor_set(x_24, 0, x_20);
-x_34 = l_Std_PersistentArray_set___rarg(x_23, x_33, x_24);
-lean_dec(x_33);
-lean_ctor_set(x_4, 1, x_34);
-lean_ctor_set(x_4, 0, x_32);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
-}
-else
-{
-lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+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_21 = lean_ctor_get(x_14, 0);
+lean_dec(x_21);
+x_22 = l_Lean_LocalDecl_fvarId(x_3);
+lean_inc(x_3);
+x_23 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_12, x_22, x_3);
+x_24 = l_Lean_LocalDecl_index(x_3);
+lean_ctor_set(x_14, 0, x_3);
+x_25 = l_Std_PersistentArray_set___rarg(x_13, x_24, x_14);
 lean_dec(x_24);
-x_36 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_37 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_36, x_20);
-x_38 = l_Lean_LocalDecl_index(x_20);
-x_39 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_39, 0, x_20);
-x_40 = l_Std_PersistentArray_set___rarg(x_23, x_38, x_39);
-lean_dec(x_38);
-lean_ctor_set(x_4, 1, x_40);
-lean_ctor_set(x_4, 0, x_37);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
+lean_ctor_set(x_2, 1, x_25);
+lean_ctor_set(x_2, 0, x_23);
+x_26 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_26, 0, x_2);
+x_27 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_27, 0, x_26);
+lean_ctor_set(x_27, 1, x_11);
+return x_27;
+}
+else
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
+lean_dec(x_14);
+x_28 = l_Lean_LocalDecl_fvarId(x_3);
+lean_inc(x_3);
+x_29 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_12, x_28, x_3);
+x_30 = l_Lean_LocalDecl_index(x_3);
+x_31 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_31, 0, x_3);
+x_32 = l_Std_PersistentArray_set___rarg(x_13, x_30, x_31);
+lean_dec(x_30);
+lean_ctor_set(x_2, 1, x_32);
+lean_ctor_set(x_2, 0, x_29);
+x_33 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_33, 0, x_2);
+x_34 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_34, 0, x_33);
+lean_ctor_set(x_34, 1, x_11);
+return x_34;
 }
 }
 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; lean_object* x_48; 
-lean_dec(x_4);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- x_42 = x_24;
+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_dec(x_2);
+if (lean_is_exclusive(x_14)) {
+ lean_ctor_release(x_14, 0);
+ x_35 = x_14;
 } else {
- lean_dec_ref(x_24);
- x_42 = lean_box(0);
+ lean_dec_ref(x_14);
+ x_35 = lean_box(0);
 }
-x_43 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_44 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_43, x_20);
-x_45 = l_Lean_LocalDecl_index(x_20);
-if (lean_is_scalar(x_42)) {
- x_46 = lean_alloc_ctor(1, 1, 0);
+x_36 = l_Lean_LocalDecl_fvarId(x_3);
+lean_inc(x_3);
+x_37 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_12, x_36, x_3);
+x_38 = l_Lean_LocalDecl_index(x_3);
+if (lean_is_scalar(x_35)) {
+ x_39 = lean_alloc_ctor(1, 1, 0);
 } else {
- x_46 = x_42;
+ x_39 = x_35;
 }
-lean_ctor_set(x_46, 0, x_20);
-x_47 = l_Std_PersistentArray_set___rarg(x_23, x_45, x_46);
-lean_dec(x_45);
-x_48 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_48, 0, x_44);
-lean_ctor_set(x_48, 1, x_47);
-x_3 = x_18;
-x_4 = x_48;
-x_12 = x_21;
+lean_ctor_set(x_39, 0, x_3);
+x_40 = l_Std_PersistentArray_set___rarg(x_13, x_38, x_39);
+lean_dec(x_38);
+x_41 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_41, 0, x_37);
+lean_ctor_set(x_41, 1, x_40);
+x_42 = lean_alloc_ctor(1, 1, 0);
+lean_ctor_set(x_42, 0, x_41);
+x_43 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_43, 0, x_42);
+lean_ctor_set(x_43, 1, x_11);
+return x_43;
+}
+}
+}
+}
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7(lean_object* x_1, size_t x_2, size_t x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12) {
+_start:
+{
+uint8_t x_13; 
+x_13 = x_3 < x_2;
+if (x_13 == 0)
+{
+lean_object* x_14; 
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+x_14 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_14, 0, x_4);
+lean_ctor_set(x_14, 1, x_12);
+return x_14;
+}
+else
+{
+lean_object* x_15; lean_object* x_16; lean_object* x_17; 
+x_15 = lean_array_uget(x_1, x_3);
+x_16 = l_Lean_Expr_fvarId_x21(x_15);
+lean_dec(x_15);
+lean_inc(x_8);
+lean_inc(x_16);
+x_17 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6(x_16, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
+if (lean_obj_tag(x_17) == 0)
+{
+lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
+x_18 = lean_ctor_get(x_17, 0);
+lean_inc(x_18);
+x_19 = lean_ctor_get(x_17, 1);
+lean_inc(x_19);
+lean_dec(x_17);
+x_20 = l_Lean_LocalDecl_type(x_18);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+x_21 = l_Lean_Meta_AbstractNestedProofs_visit(x_20, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_19);
+if (lean_obj_tag(x_21) == 0)
+{
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+x_22 = lean_ctor_get(x_21, 0);
+lean_inc(x_22);
+x_23 = lean_ctor_get(x_21, 1);
+lean_inc(x_23);
+lean_dec(x_21);
+x_24 = l_Lean_LocalDecl_setType(x_18, x_22);
+x_25 = l_Lean_LocalDecl_value_x3f(x_24);
+if (lean_obj_tag(x_25) == 0)
+{
+lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; size_t x_30; size_t x_31; 
+x_26 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1(x_16, x_4, x_24, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_23);
+x_27 = lean_ctor_get(x_26, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_26, 1);
+lean_inc(x_28);
+lean_dec(x_26);
+x_29 = lean_ctor_get(x_27, 0);
+lean_inc(x_29);
+lean_dec(x_27);
+x_30 = 1;
+x_31 = x_3 + x_30;
+x_3 = x_31;
+x_4 = x_29;
+x_12 = x_28;
 goto _start;
 }
+else
+{
+lean_object* x_33; lean_object* x_34; 
+x_33 = lean_ctor_get(x_25, 0);
+lean_inc(x_33);
+lean_dec(x_25);
+lean_inc(x_11);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_6);
+lean_inc(x_5);
+x_34 = l_Lean_Meta_AbstractNestedProofs_visit(x_33, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_23);
+if (lean_obj_tag(x_34) == 0)
+{
+lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; size_t x_42; size_t x_43; 
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_ctor_get(x_34, 1);
+lean_inc(x_36);
+lean_dec(x_34);
+x_37 = l_Lean_LocalDecl_setValue(x_24, x_35);
+x_38 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1(x_16, x_4, x_37, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_36);
+x_39 = lean_ctor_get(x_38, 0);
+lean_inc(x_39);
+x_40 = lean_ctor_get(x_38, 1);
+lean_inc(x_40);
+lean_dec(x_38);
+x_41 = lean_ctor_get(x_39, 0);
+lean_inc(x_41);
+lean_dec(x_39);
+x_42 = 1;
+x_43 = x_3 + x_42;
+x_3 = x_43;
+x_4 = x_41;
+x_12 = x_40;
+goto _start;
+}
+else
+{
+uint8_t x_45; 
+lean_dec(x_24);
+lean_dec(x_16);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+x_45 = !lean_is_exclusive(x_34);
+if (x_45 == 0)
+{
+return x_34;
+}
+else
+{
+lean_object* x_46; lean_object* x_47; lean_object* x_48; 
+x_46 = lean_ctor_get(x_34, 0);
+x_47 = lean_ctor_get(x_34, 1);
+lean_inc(x_47);
+lean_inc(x_46);
+lean_dec(x_34);
+x_48 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_48, 0, x_46);
+lean_ctor_set(x_48, 1, x_47);
+return x_48;
+}
+}
+}
+}
+else
+{
+uint8_t x_49; 
+lean_dec(x_18);
+lean_dec(x_16);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+x_49 = !lean_is_exclusive(x_21);
+if (x_49 == 0)
+{
+return x_21;
+}
+else
+{
+lean_object* x_50; lean_object* x_51; lean_object* x_52; 
+x_50 = lean_ctor_get(x_21, 0);
+x_51 = lean_ctor_get(x_21, 1);
+lean_inc(x_51);
+lean_inc(x_50);
+lean_dec(x_21);
+x_52 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_52, 0, x_50);
+lean_ctor_set(x_52, 1, x_51);
+return x_52;
+}
+}
+}
+else
+{
+uint8_t x_53; 
+lean_dec(x_16);
+lean_dec(x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+x_53 = !lean_is_exclusive(x_17);
+if (x_53 == 0)
+{
+return x_17;
+}
+else
+{
+lean_object* x_54; lean_object* x_55; lean_object* x_56; 
+x_54 = lean_ctor_get(x_17, 0);
+x_55 = lean_ctor_get(x_17, 1);
+lean_inc(x_55);
+lean_inc(x_54);
+lean_dec(x_17);
+x_56 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_56, 0, x_54);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
 }
 }
 }
 }
 }
-lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6___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* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8___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* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 lean_object* x_12; lean_object* x_13; 
@@ -1215,15 +1709,15 @@ return x_21;
 }
 }
 }
-lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6(lean_object* x_1) {
+lean_object* l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6___rarg), 11, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8___rarg), 11, 0);
 return x_2;
 }
 }
-lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 lean_object* x_12; 
@@ -1231,11 +1725,11 @@ x_12 = lean_apply_10(x_1, x_5, x_6, x_2, x_3, x_4, x_7, x_8, x_9, x_10, x_11);
 return x_12;
 }
 }
-lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___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* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___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* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; uint8_t x_12; lean_object* x_13; 
-x_11 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg___lambda__1), 11, 4);
+x_11 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg___lambda__1), 11, 4);
 lean_closure_set(x_11, 0, x_2);
 lean_closure_set(x_11, 1, x_3);
 lean_closure_set(x_11, 2, x_4);
@@ -1288,192 +1782,15 @@ return x_21;
 }
 }
 }
-lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7(lean_object* x_1) {
+lean_object* l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg), 10, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg), 10, 0);
 return x_2;
 }
 }
-lean_object* l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__8(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; uint8_t x_12; 
-x_11 = lean_array_get_size(x_2);
-x_12 = lean_nat_dec_lt(x_1, x_11);
-lean_dec(x_11);
-if (x_12 == 0)
-{
-lean_object* x_13; lean_object* x_14; 
-lean_dec(x_9);
-lean_dec(x_8);
-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_13 = x_2;
-x_14 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_14, 0, x_13);
-lean_ctor_set(x_14, 1, x_10);
-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_array_fget(x_2, x_1);
-x_16 = lean_unsigned_to_nat(0u);
-x_17 = lean_array_fset(x_2, x_1, x_16);
-x_18 = x_15;
-lean_inc(x_9);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-lean_inc(x_4);
-lean_inc(x_3);
-x_19 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_18, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
-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; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = lean_unsigned_to_nat(1u);
-x_23 = lean_nat_add(x_1, x_22);
-x_24 = x_20;
-x_25 = lean_array_fset(x_17, x_1, x_24);
-lean_dec(x_1);
-x_1 = x_23;
-x_2 = x_25;
-x_10 = x_21;
-goto _start;
-}
-else
-{
-uint8_t x_27; 
-lean_dec(x_17);
-lean_dec(x_9);
-lean_dec(x_8);
-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_27 = !lean_is_exclusive(x_19);
-if (x_27 == 0)
-{
-return x_19;
-}
-else
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; 
-x_28 = lean_ctor_get(x_19, 0);
-x_29 = lean_ctor_get(x_19, 1);
-lean_inc(x_29);
-lean_inc(x_28);
-lean_dec(x_19);
-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;
-}
-}
-}
-}
-}
-lean_object* l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__9(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* x_11) {
-_start:
-{
-if (lean_obj_tag(x_1) == 5)
-{
-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_1, 0);
-lean_inc(x_12);
-x_13 = lean_ctor_get(x_1, 1);
-lean_inc(x_13);
-lean_dec(x_1);
-x_14 = lean_array_set(x_2, x_3, x_13);
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_sub(x_3, x_15);
-lean_dec(x_3);
-x_1 = x_12;
-x_2 = x_14;
-x_3 = x_16;
-goto _start;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-lean_dec(x_3);
-x_18 = x_2;
-x_19 = lean_unsigned_to_nat(0u);
-x_20 = lean_alloc_closure((void*)(l_Array_umapMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__8), 10, 2);
-lean_closure_set(x_20, 0, x_19);
-lean_closure_set(x_20, 1, x_18);
-x_21 = x_20;
-x_22 = lean_apply_8(x_21, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
-if (lean_obj_tag(x_22) == 0)
-{
-uint8_t x_23; 
-x_23 = !lean_is_exclusive(x_22);
-if (x_23 == 0)
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_22, 0);
-x_25 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_24, x_24, x_19, x_1);
-lean_dec(x_24);
-lean_ctor_set(x_22, 0, x_25);
-return x_22;
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; 
-x_26 = lean_ctor_get(x_22, 0);
-x_27 = lean_ctor_get(x_22, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_22);
-x_28 = l_Array_iterateMAux___main___at_Lean_mkAppN___spec__1(x_26, x_26, x_19, x_1);
-lean_dec(x_26);
-x_29 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_29, 0, x_28);
-lean_ctor_set(x_29, 1, x_27);
-return x_29;
-}
-}
-else
-{
-uint8_t x_30; 
-lean_dec(x_1);
-x_30 = !lean_is_exclusive(x_22);
-if (x_30 == 0)
-{
-return x_22;
-}
-else
-{
-lean_object* x_31; lean_object* x_32; lean_object* x_33; 
-x_31 = lean_ctor_get(x_22, 0);
-x_32 = lean_ctor_get(x_22, 1);
-lean_inc(x_32);
-lean_inc(x_31);
-lean_dec(x_22);
-x_33 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_33, 0, x_31);
-lean_ctor_set(x_33, 1, x_32);
-return x_33;
-}
-}
-}
-}
-}
-lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10(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_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10(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:
 {
 uint8_t x_11; 
@@ -1683,310 +2000,11 @@ return x_75;
 }
 }
 }
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11(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* x_11, lean_object* x_12) {
-_start:
-{
-lean_object* x_13; uint8_t x_14; 
-x_13 = lean_array_get_size(x_2);
-x_14 = lean_nat_dec_lt(x_3, x_13);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; 
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_3);
-x_15 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_15, 0, x_4);
-lean_ctor_set(x_15, 1, x_12);
-return x_15;
-}
-else
-{
-lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_51; 
-x_16 = lean_array_fget(x_2, x_3);
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_3, x_17);
-lean_dec(x_3);
-x_19 = l_Lean_Expr_fvarId_x21(x_16);
-lean_dec(x_16);
-lean_inc(x_8);
-lean_inc(x_19);
-x_51 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__4(x_19, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
-if (lean_obj_tag(x_51) == 0)
-{
-lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_ctor_get(x_51, 1);
-lean_inc(x_53);
-lean_dec(x_51);
-x_54 = l_Lean_LocalDecl_type(x_52);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-x_55 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_54, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_53);
-if (lean_obj_tag(x_55) == 0)
-{
-lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; 
-x_56 = lean_ctor_get(x_55, 0);
-lean_inc(x_56);
-x_57 = lean_ctor_get(x_55, 1);
-lean_inc(x_57);
-lean_dec(x_55);
-x_58 = l_Lean_LocalDecl_setType(x_52, x_56);
-x_59 = l_Lean_LocalDecl_value_x3f(x_58);
-if (lean_obj_tag(x_59) == 0)
-{
-x_20 = x_58;
-x_21 = x_57;
-goto block_50;
-}
-else
-{
-lean_object* x_60; lean_object* x_61; 
-x_60 = lean_ctor_get(x_59, 0);
-lean_inc(x_60);
-lean_dec(x_59);
-lean_inc(x_11);
-lean_inc(x_10);
-lean_inc(x_9);
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-x_61 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_60, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_57);
-if (lean_obj_tag(x_61) == 0)
-{
-lean_object* x_62; lean_object* x_63; lean_object* x_64; 
-x_62 = lean_ctor_get(x_61, 0);
-lean_inc(x_62);
-x_63 = lean_ctor_get(x_61, 1);
-lean_inc(x_63);
-lean_dec(x_61);
-x_64 = l_Lean_LocalDecl_setValue(x_58, x_62);
-x_20 = x_64;
-x_21 = x_63;
-goto block_50;
-}
-else
-{
-uint8_t x_65; 
-lean_dec(x_58);
-lean_dec(x_19);
-lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_65 = !lean_is_exclusive(x_61);
-if (x_65 == 0)
-{
-return x_61;
-}
-else
-{
-lean_object* x_66; lean_object* x_67; lean_object* x_68; 
-x_66 = lean_ctor_get(x_61, 0);
-x_67 = lean_ctor_get(x_61, 1);
-lean_inc(x_67);
-lean_inc(x_66);
-lean_dec(x_61);
-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;
-}
-}
-}
-}
-else
-{
-uint8_t x_69; 
-lean_dec(x_52);
-lean_dec(x_19);
-lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_69 = !lean_is_exclusive(x_55);
-if (x_69 == 0)
-{
-return x_55;
-}
-else
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; 
-x_70 = lean_ctor_get(x_55, 0);
-x_71 = lean_ctor_get(x_55, 1);
-lean_inc(x_71);
-lean_inc(x_70);
-lean_dec(x_55);
-x_72 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_72, 0, x_70);
-lean_ctor_set(x_72, 1, x_71);
-return x_72;
-}
-}
-}
-else
-{
-uint8_t x_73; 
-lean_dec(x_19);
-lean_dec(x_18);
-lean_dec(x_11);
-lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_73 = !lean_is_exclusive(x_51);
-if (x_73 == 0)
-{
-return x_51;
-}
-else
-{
-lean_object* x_74; lean_object* x_75; lean_object* x_76; 
-x_74 = lean_ctor_get(x_51, 0);
-x_75 = lean_ctor_get(x_51, 1);
-lean_inc(x_75);
-lean_inc(x_74);
-lean_dec(x_51);
-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;
-}
-}
-block_50:
-{
-lean_object* x_22; lean_object* x_23; lean_object* x_24; 
-x_22 = lean_ctor_get(x_4, 0);
-lean_inc(x_22);
-x_23 = lean_ctor_get(x_4, 1);
-lean_inc(x_23);
-lean_inc(x_4);
-x_24 = lean_local_ctx_find(x_4, x_19);
-if (lean_obj_tag(x_24) == 0)
-{
-lean_dec(x_23);
-lean_dec(x_22);
-lean_dec(x_20);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
-}
-else
-{
-uint8_t x_26; 
-x_26 = !lean_is_exclusive(x_4);
-if (x_26 == 0)
-{
-lean_object* x_27; lean_object* x_28; uint8_t x_29; 
-x_27 = lean_ctor_get(x_4, 1);
-lean_dec(x_27);
-x_28 = lean_ctor_get(x_4, 0);
-lean_dec(x_28);
-x_29 = !lean_is_exclusive(x_24);
-if (x_29 == 0)
-{
-lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_30 = lean_ctor_get(x_24, 0);
-lean_dec(x_30);
-x_31 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_32 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_31, x_20);
-x_33 = l_Lean_LocalDecl_index(x_20);
-lean_ctor_set(x_24, 0, x_20);
-x_34 = l_Std_PersistentArray_set___rarg(x_23, x_33, x_24);
-lean_dec(x_33);
-lean_ctor_set(x_4, 1, x_34);
-lean_ctor_set(x_4, 0, x_32);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
-}
-else
-{
-lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; 
-lean_dec(x_24);
-x_36 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_37 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_36, x_20);
-x_38 = l_Lean_LocalDecl_index(x_20);
-x_39 = lean_alloc_ctor(1, 1, 0);
-lean_ctor_set(x_39, 0, x_20);
-x_40 = l_Std_PersistentArray_set___rarg(x_23, x_38, x_39);
-lean_dec(x_38);
-lean_ctor_set(x_4, 1, x_40);
-lean_ctor_set(x_4, 0, x_37);
-x_3 = x_18;
-x_12 = x_21;
-goto _start;
-}
-}
-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; lean_object* x_48; 
-lean_dec(x_4);
-if (lean_is_exclusive(x_24)) {
- lean_ctor_release(x_24, 0);
- x_42 = x_24;
-} else {
- lean_dec_ref(x_24);
- x_42 = lean_box(0);
-}
-x_43 = l_Lean_LocalDecl_fvarId(x_20);
-lean_inc(x_20);
-x_44 = l_Std_PersistentHashMap_insert___at_Lean_LocalContext_mkLocalDecl___spec__1(x_22, x_43, x_20);
-x_45 = l_Lean_LocalDecl_index(x_20);
-if (lean_is_scalar(x_42)) {
- x_46 = lean_alloc_ctor(1, 1, 0);
-} else {
- x_46 = x_42;
-}
-lean_ctor_set(x_46, 0, x_20);
-x_47 = l_Std_PersistentArray_set___rarg(x_23, x_45, x_46);
-lean_dec(x_45);
-x_48 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_48, 0, x_44);
-lean_ctor_set(x_48, 1, x_47);
-x_3 = x_18;
-x_4 = x_48;
-x_12 = x_21;
-goto _start;
-}
-}
-}
-}
-}
-}
-lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12___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* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11___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* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; lean_object* x_12; 
-x_11 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg___lambda__1), 11, 4);
+x_11 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg___lambda__1), 11, 4);
 lean_closure_set(x_11, 0, x_2);
 lean_closure_set(x_11, 1, x_3);
 lean_closure_set(x_11, 2, x_4);
@@ -2038,27 +2056,27 @@ return x_20;
 }
 }
 }
-lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12(lean_object* x_1) {
+lean_object* l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12___rarg), 10, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11___rarg), 10, 0);
 return x_2;
 }
 }
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
 _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; 
-x_11 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___main), 9, 1);
+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; size_t x_19; size_t x_20; lean_object* x_21; 
+x_11 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit), 9, 1);
 lean_closure_set(x_11, 0, x_2);
 lean_inc(x_1);
-x_12 = lean_alloc_closure((void*)(l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__1___boxed), 10, 1);
+x_12 = lean_alloc_closure((void*)(l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__3___boxed), 10, 1);
 lean_closure_set(x_12, 0, x_1);
-x_13 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2___rarg), 10, 2);
+x_13 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4___rarg), 10, 2);
 lean_closure_set(x_13, 0, x_11);
 lean_closure_set(x_13, 1, x_12);
-x_14 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg(x_6, x_7, x_8, x_9, x_10);
+x_14 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg(x_6, x_7, x_8, x_9, x_10);
 x_15 = lean_ctor_get(x_14, 0);
 lean_inc(x_15);
 x_16 = lean_ctor_get(x_14, 1);
@@ -2066,7 +2084,10 @@ lean_inc(x_16);
 lean_dec(x_14);
 x_17 = lean_ctor_get(x_6, 1);
 lean_inc(x_17);
-x_18 = lean_unsigned_to_nat(0u);
+x_18 = lean_array_get_size(x_1);
+x_19 = lean_usize_of_nat(x_18);
+lean_dec(x_18);
+x_20 = 0;
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
@@ -2074,22 +2095,22 @@ lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_19 = l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__5(x_1, x_1, x_18, x_17, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_16);
+x_21 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7(x_1, x_19, x_20, x_17, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_16);
 lean_dec(x_1);
-if (lean_obj_tag(x_19) == 0)
+if (lean_obj_tag(x_21) == 0)
 {
-lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6___rarg(x_20, x_15, x_13, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_21);
-return x_22;
+lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_22 = lean_ctor_get(x_21, 0);
+lean_inc(x_22);
+x_23 = lean_ctor_get(x_21, 1);
+lean_inc(x_23);
+lean_dec(x_21);
+x_24 = l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8___rarg(x_22, x_15, x_13, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_23);
+return x_24;
 }
 else
 {
-uint8_t x_23; 
+uint8_t x_25; 
 lean_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_9);
@@ -2099,40 +2120,40 @@ lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_23 = !lean_is_exclusive(x_19);
-if (x_23 == 0)
+x_25 = !lean_is_exclusive(x_21);
+if (x_25 == 0)
 {
-return x_19;
+return x_21;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_24 = lean_ctor_get(x_19, 0);
-x_25 = lean_ctor_get(x_19, 1);
-lean_inc(x_25);
-lean_inc(x_24);
-lean_dec(x_19);
-x_26 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_26, 0, x_24);
-lean_ctor_set(x_26, 1, x_25);
-return x_26;
+lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_26 = lean_ctor_get(x_21, 0);
+x_27 = lean_ctor_get(x_21, 1);
+lean_inc(x_27);
+lean_inc(x_26);
+lean_dec(x_21);
+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* l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_AbstractNestedProofs_visit___lambda__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
 _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; 
-x_11 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___main), 9, 1);
+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; size_t x_19; size_t x_20; lean_object* x_21; 
+x_11 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit), 9, 1);
 lean_closure_set(x_11, 0, x_2);
 lean_inc(x_1);
-x_12 = lean_alloc_closure((void*)(l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10___boxed), 10, 1);
+x_12 = lean_alloc_closure((void*)(l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10___boxed), 10, 1);
 lean_closure_set(x_12, 0, x_1);
-x_13 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__2___rarg), 10, 2);
+x_13 = lean_alloc_closure((void*)(l_ReaderT_bind___at_Lean_Meta_AbstractNestedProofs_visit___spec__4___rarg), 10, 2);
 lean_closure_set(x_13, 0, x_11);
 lean_closure_set(x_13, 1, x_12);
-x_14 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg(x_6, x_7, x_8, x_9, x_10);
+x_14 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg(x_6, x_7, x_8, x_9, x_10);
 x_15 = lean_ctor_get(x_14, 0);
 lean_inc(x_15);
 x_16 = lean_ctor_get(x_14, 1);
@@ -2140,7 +2161,10 @@ lean_inc(x_16);
 lean_dec(x_14);
 x_17 = lean_ctor_get(x_6, 1);
 lean_inc(x_17);
-x_18 = lean_unsigned_to_nat(0u);
+x_18 = lean_array_get_size(x_1);
+x_19 = lean_usize_of_nat(x_18);
+lean_dec(x_18);
+x_20 = 0;
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
@@ -2148,22 +2172,22 @@ lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
-x_19 = l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11(x_1, x_1, x_18, x_17, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_16);
+x_21 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7(x_1, x_19, x_20, x_17, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_16);
 lean_dec(x_1);
-if (lean_obj_tag(x_19) == 0)
+if (lean_obj_tag(x_21) == 0)
 {
-lean_object* x_20; lean_object* x_21; lean_object* x_22; 
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_ctor_get(x_19, 1);
-lean_inc(x_21);
-lean_dec(x_19);
-x_22 = l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__6___rarg(x_20, x_15, x_13, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_21);
-return x_22;
+lean_object* x_22; lean_object* x_23; lean_object* x_24; 
+x_22 = lean_ctor_get(x_21, 0);
+lean_inc(x_22);
+x_23 = lean_ctor_get(x_21, 1);
+lean_inc(x_23);
+lean_dec(x_21);
+x_24 = l_Lean_Meta_withLCtx___at_Lean_Meta_AbstractNestedProofs_visit___spec__8___rarg(x_22, x_15, x_13, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_23);
+return x_24;
 }
 else
 {
-uint8_t x_23; 
+uint8_t x_25; 
 lean_dec(x_15);
 lean_dec(x_13);
 lean_dec(x_9);
@@ -2173,791 +2197,1120 @@ lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
-x_23 = !lean_is_exclusive(x_19);
-if (x_23 == 0)
+x_25 = !lean_is_exclusive(x_21);
+if (x_25 == 0)
 {
-return x_19;
+return x_21;
 }
 else
 {
-lean_object* x_24; lean_object* x_25; lean_object* x_26; 
-x_24 = lean_ctor_get(x_19, 0);
-x_25 = lean_ctor_get(x_19, 1);
-lean_inc(x_25);
-lean_inc(x_24);
-lean_dec(x_19);
-x_26 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_26, 0, x_24);
-lean_ctor_set(x_26, 1, x_25);
-return x_26;
+lean_object* x_26; lean_object* x_27; lean_object* x_28; 
+x_26 = lean_ctor_get(x_21, 0);
+x_27 = lean_ctor_get(x_21, 1);
+lean_inc(x_27);
+lean_inc(x_26);
+lean_dec(x_21);
+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;
 }
 }
 }
 }
-static lean_object* _init_l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1() {
+static lean_object* _init_l_Lean_Meta_AbstractNestedProofs_visit___closed__1() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__1), 10, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___lambda__1), 10, 0);
 return x_1;
 }
 }
-static lean_object* _init_l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2() {
+static lean_object* _init_l_Lean_Meta_AbstractNestedProofs_visit___closed__2() {
 _start:
 {
 lean_object* x_1; 
-x_1 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___main___lambda__2), 10, 0);
+x_1 = lean_alloc_closure((void*)(l_Lean_Meta_AbstractNestedProofs_visit___lambda__2), 10, 0);
 return x_1;
 }
 }
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit___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* l_Lean_Meta_AbstractNestedProofs_visit(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; uint8_t x_22; 
 x_22 = l_Lean_Expr_isAtomic(x_1);
 if (x_22 == 0)
 {
-lean_object* x_23; uint8_t x_24; 
-x_23 = lean_st_ref_get(x_3, x_9);
-x_24 = !lean_is_exclusive(x_23);
-if (x_24 == 0)
-{
-lean_object* x_25; lean_object* x_26; lean_object* x_27; 
-x_25 = lean_ctor_get(x_23, 0);
-x_26 = lean_ctor_get(x_23, 1);
-x_27 = l_Std_HashMapImp_find_x3f___at___private_Lean_MetavarContext_2__visit___spec__1(x_25, x_1);
-lean_dec(x_25);
-if (lean_obj_tag(x_27) == 0)
-{
-lean_object* x_28; 
-lean_free_object(x_23);
+lean_object* x_23; 
 lean_inc(x_8);
 lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
-x_28 = l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(x_1, x_5, x_6, x_7, x_8, x_26);
-if (lean_obj_tag(x_28) == 0)
+x_23 = l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(x_1, x_5, x_6, x_7, x_8, x_9);
+if (lean_obj_tag(x_23) == 0)
 {
-lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_41; 
-x_29 = lean_ctor_get(x_28, 0);
-lean_inc(x_29);
-x_30 = lean_ctor_get(x_28, 1);
-lean_inc(x_30);
+lean_object* x_24; lean_object* x_25; lean_object* x_26; uint8_t x_27; 
+x_24 = lean_ctor_get(x_23, 0);
+lean_inc(x_24);
+x_25 = lean_ctor_get(x_23, 1);
+lean_inc(x_25);
+lean_dec(x_23);
+x_26 = lean_st_ref_get(x_3, x_25);
+x_27 = !lean_is_exclusive(x_26);
+if (x_27 == 0)
+{
+lean_object* x_28; lean_object* x_29; lean_object* x_30; 
+x_28 = lean_ctor_get(x_26, 0);
+x_29 = lean_ctor_get(x_26, 1);
+x_30 = l_Std_HashMapImp_find_x3f___at___private_Lean_MetavarContext_2__visit___spec__1(x_28, x_1);
 lean_dec(x_28);
-x_41 = lean_unbox(x_29);
-lean_dec(x_29);
-if (x_41 == 0)
+if (lean_obj_tag(x_30) == 0)
+{
+uint8_t x_31; 
+lean_free_object(x_26);
+x_31 = lean_unbox(x_24);
+lean_dec(x_24);
+if (x_31 == 0)
 {
 switch (lean_obj_tag(x_1)) {
 case 5:
 {
-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_42 = lean_unsigned_to_nat(0u);
-x_43 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_42);
-x_44 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_43);
-x_45 = lean_mk_array(x_43, x_44);
-x_46 = lean_unsigned_to_nat(1u);
-x_47 = lean_nat_sub(x_43, x_46);
-lean_dec(x_43);
+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_32 = lean_unsigned_to_nat(0u);
+x_33 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_32);
+x_34 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_33);
+x_35 = lean_mk_array(x_33, x_34);
+x_36 = lean_unsigned_to_nat(1u);
+x_37 = lean_nat_sub(x_33, x_36);
+lean_dec(x_33);
 lean_inc(x_3);
 lean_inc(x_1);
-x_48 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__9(x_1, x_45, x_47, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-if (lean_obj_tag(x_48) == 0)
+x_38 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___spec__2(x_1, x_35, x_37, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_38) == 0)
 {
-lean_object* x_49; lean_object* x_50; 
-x_49 = lean_ctor_get(x_48, 0);
-lean_inc(x_49);
-x_50 = lean_ctor_get(x_48, 1);
-lean_inc(x_50);
-lean_dec(x_48);
-x_10 = x_49;
-x_11 = x_50;
-goto block_21;
+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; uint8_t x_46; 
+x_39 = lean_ctor_get(x_38, 0);
+lean_inc(x_39);
+x_40 = lean_ctor_get(x_38, 1);
+lean_inc(x_40);
+lean_dec(x_38);
+x_41 = lean_st_ref_take(x_3, x_40);
+x_42 = lean_ctor_get(x_41, 0);
+lean_inc(x_42);
+x_43 = lean_ctor_get(x_41, 1);
+lean_inc(x_43);
+lean_dec(x_41);
+lean_inc(x_39);
+x_44 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_42, x_1, x_39);
+x_45 = lean_st_ref_set(x_3, x_44, x_43);
+lean_dec(x_3);
+x_46 = !lean_is_exclusive(x_45);
+if (x_46 == 0)
+{
+lean_object* x_47; 
+x_47 = lean_ctor_get(x_45, 0);
+lean_dec(x_47);
+lean_ctor_set(x_45, 0, x_39);
+return x_45;
 }
 else
 {
-uint8_t x_51; 
+lean_object* x_48; lean_object* x_49; 
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_49, 0, x_39);
+lean_ctor_set(x_49, 1, x_48);
+return x_49;
+}
+}
+else
+{
+uint8_t x_50; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_51 = !lean_is_exclusive(x_48);
-if (x_51 == 0)
+x_50 = !lean_is_exclusive(x_38);
+if (x_50 == 0)
 {
-return x_48;
+return x_38;
 }
 else
 {
-lean_object* x_52; lean_object* x_53; lean_object* x_54; 
-x_52 = lean_ctor_get(x_48, 0);
-x_53 = lean_ctor_get(x_48, 1);
-lean_inc(x_53);
+lean_object* x_51; lean_object* x_52; lean_object* x_53; 
+x_51 = lean_ctor_get(x_38, 0);
+x_52 = lean_ctor_get(x_38, 1);
 lean_inc(x_52);
-lean_dec(x_48);
-x_54 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_54, 0, x_52);
-lean_ctor_set(x_54, 1, x_53);
-return x_54;
+lean_inc(x_51);
+lean_dec(x_38);
+x_53 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_53, 0, x_51);
+lean_ctor_set(x_53, 1, x_52);
+return x_53;
 }
 }
 }
 case 6:
 {
-lean_object* x_55; 
-x_55 = lean_box(0);
-x_31 = x_55;
-goto block_40;
+lean_object* x_54; lean_object* x_55; 
+x_54 = l_Lean_Meta_AbstractNestedProofs_visit___closed__1;
+lean_inc(x_3);
+lean_inc(x_1);
+x_55 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg(x_1, x_54, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_55) == 0)
+{
+lean_object* x_56; lean_object* x_57; lean_object* x_58; lean_object* x_59; lean_object* x_60; lean_object* x_61; lean_object* x_62; uint8_t x_63; 
+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_st_ref_take(x_3, x_57);
+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_inc(x_56);
+x_61 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_59, x_1, x_56);
+x_62 = lean_st_ref_set(x_3, x_61, x_60);
+lean_dec(x_3);
+x_63 = !lean_is_exclusive(x_62);
+if (x_63 == 0)
+{
+lean_object* x_64; 
+x_64 = lean_ctor_get(x_62, 0);
+lean_dec(x_64);
+lean_ctor_set(x_62, 0, x_56);
+return x_62;
+}
+else
+{
+lean_object* x_65; lean_object* x_66; 
+x_65 = lean_ctor_get(x_62, 1);
+lean_inc(x_65);
+lean_dec(x_62);
+x_66 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_66, 0, x_56);
+lean_ctor_set(x_66, 1, x_65);
+return x_66;
+}
+}
+else
+{
+uint8_t x_67; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_67 = !lean_is_exclusive(x_55);
+if (x_67 == 0)
+{
+return x_55;
+}
+else
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; 
+x_68 = lean_ctor_get(x_55, 0);
+x_69 = lean_ctor_get(x_55, 1);
+lean_inc(x_69);
+lean_inc(x_68);
+lean_dec(x_55);
+x_70 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_70, 0, x_68);
+lean_ctor_set(x_70, 1, x_69);
+return x_70;
+}
+}
 }
 case 7:
 {
-lean_object* x_56; lean_object* x_57; 
-x_56 = l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2;
+lean_object* x_71; lean_object* x_72; 
+x_71 = l_Lean_Meta_AbstractNestedProofs_visit___closed__2;
 lean_inc(x_3);
 lean_inc(x_1);
-x_57 = l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12___rarg(x_1, x_56, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-if (lean_obj_tag(x_57) == 0)
+x_72 = l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11___rarg(x_1, x_71, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_72) == 0)
 {
-lean_object* x_58; lean_object* x_59; 
-x_58 = lean_ctor_get(x_57, 0);
-lean_inc(x_58);
-x_59 = lean_ctor_get(x_57, 1);
-lean_inc(x_59);
-lean_dec(x_57);
-x_10 = x_58;
-x_11 = x_59;
-goto block_21;
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_60 = !lean_is_exclusive(x_57);
-if (x_60 == 0)
-{
-return x_57;
-}
-else
-{
-lean_object* x_61; lean_object* x_62; lean_object* x_63; 
-x_61 = lean_ctor_get(x_57, 0);
-x_62 = lean_ctor_get(x_57, 1);
-lean_inc(x_62);
-lean_inc(x_61);
-lean_dec(x_57);
-x_63 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_63, 0, x_61);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-case 8:
-{
-lean_object* x_64; 
-x_64 = lean_box(0);
-x_31 = x_64;
-goto block_40;
-}
-case 10:
-{
-lean_object* x_65; lean_object* x_66; 
-x_65 = lean_ctor_get(x_1, 1);
-lean_inc(x_65);
-lean_inc(x_3);
-x_66 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_65, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-if (lean_obj_tag(x_66) == 0)
-{
-lean_object* x_67; lean_object* x_68; lean_object* x_69; 
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_66, 1);
-lean_inc(x_68);
-lean_dec(x_66);
-lean_inc(x_1);
-x_69 = lean_expr_update_mdata(x_1, x_67);
-x_10 = x_69;
-x_11 = x_68;
-goto block_21;
-}
-else
-{
-uint8_t x_70; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_70 = !lean_is_exclusive(x_66);
-if (x_70 == 0)
-{
-return x_66;
-}
-else
-{
-lean_object* x_71; lean_object* x_72; lean_object* x_73; 
-x_71 = lean_ctor_get(x_66, 0);
-x_72 = lean_ctor_get(x_66, 1);
-lean_inc(x_72);
-lean_inc(x_71);
-lean_dec(x_66);
-x_73 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_73, 0, x_71);
-lean_ctor_set(x_73, 1, x_72);
-return x_73;
-}
-}
-}
-case 11:
-{
-lean_object* x_74; lean_object* x_75; 
-x_74 = lean_ctor_get(x_1, 2);
+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; uint8_t x_80; 
+x_73 = lean_ctor_get(x_72, 0);
+lean_inc(x_73);
+x_74 = lean_ctor_get(x_72, 1);
 lean_inc(x_74);
-lean_inc(x_3);
-x_75 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_74, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-if (lean_obj_tag(x_75) == 0)
-{
-lean_object* x_76; lean_object* x_77; lean_object* x_78; 
+lean_dec(x_72);
+x_75 = lean_st_ref_take(x_3, x_74);
 x_76 = lean_ctor_get(x_75, 0);
 lean_inc(x_76);
 x_77 = lean_ctor_get(x_75, 1);
 lean_inc(x_77);
 lean_dec(x_75);
-lean_inc(x_1);
-x_78 = lean_expr_update_proj(x_1, x_76);
-x_10 = x_78;
-x_11 = x_77;
-goto block_21;
-}
-else
-{
-uint8_t x_79; 
+lean_inc(x_73);
+x_78 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_76, x_1, x_73);
+x_79 = lean_st_ref_set(x_3, x_78, x_77);
 lean_dec(x_3);
-lean_dec(x_1);
-x_79 = !lean_is_exclusive(x_75);
-if (x_79 == 0)
+x_80 = !lean_is_exclusive(x_79);
+if (x_80 == 0)
 {
-return x_75;
+lean_object* x_81; 
+x_81 = lean_ctor_get(x_79, 0);
+lean_dec(x_81);
+lean_ctor_set(x_79, 0, x_73);
+return x_79;
 }
 else
 {
-lean_object* x_80; lean_object* x_81; lean_object* x_82; 
-x_80 = lean_ctor_get(x_75, 0);
-x_81 = lean_ctor_get(x_75, 1);
-lean_inc(x_81);
-lean_inc(x_80);
-lean_dec(x_75);
-x_82 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_82, 0, x_80);
-lean_ctor_set(x_82, 1, x_81);
-return x_82;
-}
-}
-}
-default: 
-{
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_2);
-lean_inc(x_1);
-x_10 = x_1;
-x_11 = x_30;
-goto block_21;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_inc(x_1);
-x_83 = l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-lean_dec(x_4);
-lean_dec(x_2);
-if (lean_obj_tag(x_83) == 0)
-{
-lean_object* x_84; lean_object* x_85; 
-x_84 = lean_ctor_get(x_83, 0);
-lean_inc(x_84);
-x_85 = lean_ctor_get(x_83, 1);
-lean_inc(x_85);
-lean_dec(x_83);
-x_10 = x_84;
-x_11 = x_85;
-goto block_21;
-}
-else
-{
-uint8_t x_86; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_86 = !lean_is_exclusive(x_83);
-if (x_86 == 0)
-{
+lean_object* x_82; lean_object* x_83; 
+x_82 = lean_ctor_get(x_79, 1);
+lean_inc(x_82);
+lean_dec(x_79);
+x_83 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_83, 0, x_73);
+lean_ctor_set(x_83, 1, x_82);
 return x_83;
 }
-else
-{
-lean_object* x_87; lean_object* x_88; lean_object* x_89; 
-x_87 = lean_ctor_get(x_83, 0);
-x_88 = lean_ctor_get(x_83, 1);
-lean_inc(x_88);
-lean_inc(x_87);
-lean_dec(x_83);
-x_89 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_89, 0, x_87);
-lean_ctor_set(x_89, 1, x_88);
-return x_89;
-}
-}
-}
-block_40:
-{
-lean_object* x_32; lean_object* x_33; 
-lean_dec(x_31);
-x_32 = l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1;
-lean_inc(x_3);
-lean_inc(x_1);
-x_33 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg(x_1, x_32, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_30);
-if (lean_obj_tag(x_33) == 0)
-{
-lean_object* x_34; lean_object* x_35; 
-x_34 = lean_ctor_get(x_33, 0);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_33, 1);
-lean_inc(x_35);
-lean_dec(x_33);
-x_10 = x_34;
-x_11 = x_35;
-goto block_21;
 }
 else
 {
-uint8_t x_36; 
+uint8_t x_84; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_36 = !lean_is_exclusive(x_33);
-if (x_36 == 0)
+x_84 = !lean_is_exclusive(x_72);
+if (x_84 == 0)
 {
-return x_33;
+return x_72;
 }
 else
 {
-lean_object* x_37; lean_object* x_38; lean_object* x_39; 
-x_37 = lean_ctor_get(x_33, 0);
-x_38 = lean_ctor_get(x_33, 1);
-lean_inc(x_38);
-lean_inc(x_37);
-lean_dec(x_33);
-x_39 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_39, 0, x_37);
-lean_ctor_set(x_39, 1, x_38);
-return x_39;
+lean_object* x_85; lean_object* x_86; lean_object* x_87; 
+x_85 = lean_ctor_get(x_72, 0);
+x_86 = lean_ctor_get(x_72, 1);
+lean_inc(x_86);
+lean_inc(x_85);
+lean_dec(x_72);
+x_87 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_87, 0, x_85);
+lean_ctor_set(x_87, 1, x_86);
+return x_87;
 }
 }
 }
-}
-else
-{
-uint8_t x_90; 
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_90 = !lean_is_exclusive(x_28);
-if (x_90 == 0)
-{
-return x_28;
-}
-else
-{
-lean_object* x_91; lean_object* x_92; lean_object* x_93; 
-x_91 = lean_ctor_get(x_28, 0);
-x_92 = lean_ctor_get(x_28, 1);
-lean_inc(x_92);
-lean_inc(x_91);
-lean_dec(x_28);
-x_93 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_93, 0, x_91);
-lean_ctor_set(x_93, 1, x_92);
-return x_93;
-}
-}
-}
-else
-{
-lean_object* x_94; 
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_94 = lean_ctor_get(x_27, 0);
-lean_inc(x_94);
-lean_dec(x_27);
-lean_ctor_set(x_23, 0, x_94);
-return x_23;
-}
-}
-else
-{
-lean_object* x_95; lean_object* x_96; lean_object* x_97; 
-x_95 = lean_ctor_get(x_23, 0);
-x_96 = lean_ctor_get(x_23, 1);
-lean_inc(x_96);
-lean_inc(x_95);
-lean_dec(x_23);
-x_97 = l_Std_HashMapImp_find_x3f___at___private_Lean_MetavarContext_2__visit___spec__1(x_95, x_1);
-lean_dec(x_95);
-if (lean_obj_tag(x_97) == 0)
-{
-lean_object* x_98; 
-lean_inc(x_8);
-lean_inc(x_7);
-lean_inc(x_6);
-lean_inc(x_5);
-lean_inc(x_1);
-x_98 = l_Lean_Meta_AbstractNestedProofs_isNonTrivialProof(x_1, x_5, x_6, x_7, x_8, x_96);
-if (lean_obj_tag(x_98) == 0)
-{
-lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_111; 
-x_99 = lean_ctor_get(x_98, 0);
-lean_inc(x_99);
-x_100 = lean_ctor_get(x_98, 1);
-lean_inc(x_100);
-lean_dec(x_98);
-x_111 = lean_unbox(x_99);
-lean_dec(x_99);
-if (x_111 == 0)
-{
-switch (lean_obj_tag(x_1)) {
-case 5:
-{
-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_112 = lean_unsigned_to_nat(0u);
-x_113 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_112);
-x_114 = l_Lean_Expr_getAppArgs___closed__1;
-lean_inc(x_113);
-x_115 = lean_mk_array(x_113, x_114);
-x_116 = lean_unsigned_to_nat(1u);
-x_117 = lean_nat_sub(x_113, x_116);
-lean_dec(x_113);
-lean_inc(x_3);
-lean_inc(x_1);
-x_118 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__9(x_1, x_115, x_117, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
-if (lean_obj_tag(x_118) == 0)
-{
-lean_object* x_119; lean_object* x_120; 
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_ctor_get(x_118, 1);
-lean_inc(x_120);
-lean_dec(x_118);
-x_10 = x_119;
-x_11 = x_120;
-goto block_21;
-}
-else
-{
-lean_object* x_121; lean_object* x_122; lean_object* x_123; lean_object* x_124; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_121 = lean_ctor_get(x_118, 0);
-lean_inc(x_121);
-x_122 = lean_ctor_get(x_118, 1);
-lean_inc(x_122);
-if (lean_is_exclusive(x_118)) {
- lean_ctor_release(x_118, 0);
- lean_ctor_release(x_118, 1);
- x_123 = x_118;
-} else {
- lean_dec_ref(x_118);
- x_123 = lean_box(0);
-}
-if (lean_is_scalar(x_123)) {
- x_124 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_124 = x_123;
-}
-lean_ctor_set(x_124, 0, x_121);
-lean_ctor_set(x_124, 1, x_122);
-return x_124;
-}
-}
-case 6:
-{
-lean_object* x_125; 
-x_125 = lean_box(0);
-x_101 = x_125;
-goto block_110;
-}
-case 7:
-{
-lean_object* x_126; lean_object* x_127; 
-x_126 = l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2;
-lean_inc(x_3);
-lean_inc(x_1);
-x_127 = l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__12___rarg(x_1, x_126, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
-if (lean_obj_tag(x_127) == 0)
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_127, 0);
-lean_inc(x_128);
-x_129 = lean_ctor_get(x_127, 1);
-lean_inc(x_129);
-lean_dec(x_127);
-x_10 = x_128;
-x_11 = x_129;
-goto block_21;
-}
-else
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; lean_object* x_133; 
-lean_dec(x_3);
-lean_dec(x_1);
-x_130 = lean_ctor_get(x_127, 0);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_127, 1);
-lean_inc(x_131);
-if (lean_is_exclusive(x_127)) {
- lean_ctor_release(x_127, 0);
- lean_ctor_release(x_127, 1);
- x_132 = x_127;
-} else {
- lean_dec_ref(x_127);
- x_132 = lean_box(0);
-}
-if (lean_is_scalar(x_132)) {
- x_133 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_133 = x_132;
-}
-lean_ctor_set(x_133, 0, x_130);
-lean_ctor_set(x_133, 1, x_131);
-return x_133;
-}
-}
 case 8:
 {
-lean_object* x_134; 
-x_134 = lean_box(0);
-x_101 = x_134;
-goto block_110;
+lean_object* x_88; lean_object* x_89; 
+x_88 = l_Lean_Meta_AbstractNestedProofs_visit___closed__1;
+lean_inc(x_3);
+lean_inc(x_1);
+x_89 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg(x_1, x_88, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_89) == 0)
+{
+lean_object* x_90; lean_object* x_91; lean_object* x_92; lean_object* x_93; lean_object* x_94; lean_object* x_95; lean_object* x_96; uint8_t x_97; 
+x_90 = lean_ctor_get(x_89, 0);
+lean_inc(x_90);
+x_91 = lean_ctor_get(x_89, 1);
+lean_inc(x_91);
+lean_dec(x_89);
+x_92 = lean_st_ref_take(x_3, x_91);
+x_93 = lean_ctor_get(x_92, 0);
+lean_inc(x_93);
+x_94 = lean_ctor_get(x_92, 1);
+lean_inc(x_94);
+lean_dec(x_92);
+lean_inc(x_90);
+x_95 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_93, x_1, x_90);
+x_96 = lean_st_ref_set(x_3, x_95, x_94);
+lean_dec(x_3);
+x_97 = !lean_is_exclusive(x_96);
+if (x_97 == 0)
+{
+lean_object* x_98; 
+x_98 = lean_ctor_get(x_96, 0);
+lean_dec(x_98);
+lean_ctor_set(x_96, 0, x_90);
+return x_96;
+}
+else
+{
+lean_object* x_99; lean_object* x_100; 
+x_99 = lean_ctor_get(x_96, 1);
+lean_inc(x_99);
+lean_dec(x_96);
+x_100 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_100, 0, x_90);
+lean_ctor_set(x_100, 1, x_99);
+return x_100;
+}
+}
+else
+{
+uint8_t x_101; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_101 = !lean_is_exclusive(x_89);
+if (x_101 == 0)
+{
+return x_89;
+}
+else
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; 
+x_102 = lean_ctor_get(x_89, 0);
+x_103 = lean_ctor_get(x_89, 1);
+lean_inc(x_103);
+lean_inc(x_102);
+lean_dec(x_89);
+x_104 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_104, 0, x_102);
+lean_ctor_set(x_104, 1, x_103);
+return x_104;
+}
+}
 }
 case 10:
 {
-lean_object* x_135; lean_object* x_136; 
-x_135 = lean_ctor_get(x_1, 1);
-lean_inc(x_135);
+lean_object* x_105; lean_object* x_106; 
+x_105 = lean_ctor_get(x_1, 1);
+lean_inc(x_105);
 lean_inc(x_3);
-x_136 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_135, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
-if (lean_obj_tag(x_136) == 0)
+x_106 = l_Lean_Meta_AbstractNestedProofs_visit(x_105, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_106) == 0)
 {
-lean_object* x_137; lean_object* x_138; lean_object* x_139; 
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_ctor_get(x_136, 1);
-lean_inc(x_138);
-lean_dec(x_136);
+lean_object* x_107; lean_object* x_108; lean_object* x_109; 
+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);
 lean_inc(x_1);
-x_139 = lean_expr_update_mdata(x_1, x_137);
-x_10 = x_139;
-x_11 = x_138;
+x_109 = lean_expr_update_mdata(x_1, x_107);
+x_10 = x_109;
+x_11 = x_108;
 goto block_21;
 }
 else
 {
-lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
+uint8_t x_110; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_140 = lean_ctor_get(x_136, 0);
-lean_inc(x_140);
-x_141 = lean_ctor_get(x_136, 1);
-lean_inc(x_141);
-if (lean_is_exclusive(x_136)) {
- lean_ctor_release(x_136, 0);
- lean_ctor_release(x_136, 1);
- x_142 = x_136;
-} else {
- lean_dec_ref(x_136);
- x_142 = lean_box(0);
+x_110 = !lean_is_exclusive(x_106);
+if (x_110 == 0)
+{
+return x_106;
 }
-if (lean_is_scalar(x_142)) {
- x_143 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_143 = x_142;
+else
+{
+lean_object* x_111; lean_object* x_112; lean_object* x_113; 
+x_111 = lean_ctor_get(x_106, 0);
+x_112 = lean_ctor_get(x_106, 1);
+lean_inc(x_112);
+lean_inc(x_111);
+lean_dec(x_106);
+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;
 }
-lean_ctor_set(x_143, 0, x_140);
-lean_ctor_set(x_143, 1, x_141);
-return x_143;
 }
 }
 case 11:
 {
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_1, 2);
-lean_inc(x_144);
+lean_object* x_114; lean_object* x_115; 
+x_114 = lean_ctor_get(x_1, 2);
+lean_inc(x_114);
 lean_inc(x_3);
-x_145 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_144, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
-if (lean_obj_tag(x_145) == 0)
+x_115 = l_Lean_Meta_AbstractNestedProofs_visit(x_114, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
+if (lean_obj_tag(x_115) == 0)
 {
-lean_object* x_146; lean_object* x_147; lean_object* x_148; 
-x_146 = lean_ctor_get(x_145, 0);
-lean_inc(x_146);
-x_147 = lean_ctor_get(x_145, 1);
-lean_inc(x_147);
-lean_dec(x_145);
+lean_object* x_116; lean_object* x_117; lean_object* x_118; 
+x_116 = lean_ctor_get(x_115, 0);
+lean_inc(x_116);
+x_117 = lean_ctor_get(x_115, 1);
+lean_inc(x_117);
+lean_dec(x_115);
 lean_inc(x_1);
-x_148 = lean_expr_update_proj(x_1, x_146);
-x_10 = x_148;
-x_11 = x_147;
+x_118 = lean_expr_update_proj(x_1, x_116);
+x_10 = x_118;
+x_11 = x_117;
 goto block_21;
 }
 else
 {
-lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; 
+uint8_t x_119; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_149 = lean_ctor_get(x_145, 0);
-lean_inc(x_149);
-x_150 = lean_ctor_get(x_145, 1);
-lean_inc(x_150);
-if (lean_is_exclusive(x_145)) {
- lean_ctor_release(x_145, 0);
- lean_ctor_release(x_145, 1);
- x_151 = x_145;
-} else {
- lean_dec_ref(x_145);
- x_151 = lean_box(0);
+x_119 = !lean_is_exclusive(x_115);
+if (x_119 == 0)
+{
+return x_115;
 }
-if (lean_is_scalar(x_151)) {
- x_152 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_152 = x_151;
+else
+{
+lean_object* x_120; lean_object* x_121; lean_object* x_122; 
+x_120 = lean_ctor_get(x_115, 0);
+x_121 = lean_ctor_get(x_115, 1);
+lean_inc(x_121);
+lean_inc(x_120);
+lean_dec(x_115);
+x_122 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_122, 0, x_120);
+lean_ctor_set(x_122, 1, x_121);
+return x_122;
 }
-lean_ctor_set(x_152, 0, x_149);
-lean_ctor_set(x_152, 1, x_150);
-return x_152;
 }
 }
 default: 
 {
+lean_object* x_123; lean_object* x_124; lean_object* x_125; lean_object* x_126; lean_object* x_127; uint8_t x_128; 
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
-lean_inc(x_1);
-x_10 = x_1;
-x_11 = x_100;
-goto block_21;
+x_123 = lean_st_ref_take(x_3, x_29);
+x_124 = lean_ctor_get(x_123, 0);
+lean_inc(x_124);
+x_125 = lean_ctor_get(x_123, 1);
+lean_inc(x_125);
+lean_dec(x_123);
+lean_inc_n(x_1, 2);
+x_126 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_124, x_1, x_1);
+x_127 = lean_st_ref_set(x_3, x_126, x_125);
+lean_dec(x_3);
+x_128 = !lean_is_exclusive(x_127);
+if (x_128 == 0)
+{
+lean_object* x_129; 
+x_129 = lean_ctor_get(x_127, 0);
+lean_dec(x_129);
+lean_ctor_set(x_127, 0, x_1);
+return x_127;
+}
+else
+{
+lean_object* x_130; lean_object* x_131; 
+x_130 = lean_ctor_get(x_127, 1);
+lean_inc(x_130);
+lean_dec(x_127);
+x_131 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_131, 0, x_1);
+lean_ctor_set(x_131, 1, x_130);
+return x_131;
+}
 }
 }
 }
 else
 {
-lean_object* x_153; 
+lean_object* x_132; 
 lean_inc(x_1);
-x_153 = l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
+x_132 = l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_29);
 lean_dec(x_4);
 lean_dec(x_2);
-if (lean_obj_tag(x_153) == 0)
+if (lean_obj_tag(x_132) == 0)
 {
-lean_object* x_154; lean_object* x_155; 
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_ctor_get(x_153, 1);
-lean_inc(x_155);
-lean_dec(x_153);
-x_10 = x_154;
-x_11 = x_155;
-goto block_21;
+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; uint8_t x_140; 
+x_133 = lean_ctor_get(x_132, 0);
+lean_inc(x_133);
+x_134 = lean_ctor_get(x_132, 1);
+lean_inc(x_134);
+lean_dec(x_132);
+x_135 = lean_st_ref_take(x_3, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_ctor_get(x_135, 1);
+lean_inc(x_137);
+lean_dec(x_135);
+lean_inc(x_133);
+x_138 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_136, x_1, x_133);
+x_139 = lean_st_ref_set(x_3, x_138, x_137);
+lean_dec(x_3);
+x_140 = !lean_is_exclusive(x_139);
+if (x_140 == 0)
+{
+lean_object* x_141; 
+x_141 = lean_ctor_get(x_139, 0);
+lean_dec(x_141);
+lean_ctor_set(x_139, 0, x_133);
+return x_139;
 }
 else
 {
-lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; 
+lean_object* x_142; lean_object* x_143; 
+x_142 = lean_ctor_get(x_139, 1);
+lean_inc(x_142);
+lean_dec(x_139);
+x_143 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_143, 0, x_133);
+lean_ctor_set(x_143, 1, x_142);
+return x_143;
+}
+}
+else
+{
+uint8_t x_144; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_156 = lean_ctor_get(x_153, 0);
-lean_inc(x_156);
-x_157 = lean_ctor_get(x_153, 1);
-lean_inc(x_157);
-if (lean_is_exclusive(x_153)) {
- lean_ctor_release(x_153, 0);
- lean_ctor_release(x_153, 1);
- x_158 = x_153;
-} else {
- lean_dec_ref(x_153);
- x_158 = lean_box(0);
-}
-if (lean_is_scalar(x_158)) {
- x_159 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_159 = x_158;
-}
-lean_ctor_set(x_159, 0, x_156);
-lean_ctor_set(x_159, 1, x_157);
-return x_159;
-}
-}
-block_110:
+x_144 = !lean_is_exclusive(x_132);
+if (x_144 == 0)
 {
-lean_object* x_102; lean_object* x_103; 
-lean_dec(x_101);
-x_102 = l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1;
+return x_132;
+}
+else
+{
+lean_object* x_145; lean_object* x_146; lean_object* x_147; 
+x_145 = lean_ctor_get(x_132, 0);
+x_146 = lean_ctor_get(x_132, 1);
+lean_inc(x_146);
+lean_inc(x_145);
+lean_dec(x_132);
+x_147 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_147, 0, x_145);
+lean_ctor_set(x_147, 1, x_146);
+return x_147;
+}
+}
+}
+}
+else
+{
+lean_object* x_148; 
+lean_dec(x_24);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_148 = lean_ctor_get(x_30, 0);
+lean_inc(x_148);
+lean_dec(x_30);
+lean_ctor_set(x_26, 0, x_148);
+return x_26;
+}
+}
+else
+{
+lean_object* x_149; lean_object* x_150; lean_object* x_151; 
+x_149 = lean_ctor_get(x_26, 0);
+x_150 = lean_ctor_get(x_26, 1);
+lean_inc(x_150);
+lean_inc(x_149);
+lean_dec(x_26);
+x_151 = l_Std_HashMapImp_find_x3f___at___private_Lean_MetavarContext_2__visit___spec__1(x_149, x_1);
+lean_dec(x_149);
+if (lean_obj_tag(x_151) == 0)
+{
+uint8_t x_152; 
+x_152 = lean_unbox(x_24);
+lean_dec(x_24);
+if (x_152 == 0)
+{
+switch (lean_obj_tag(x_1)) {
+case 5:
+{
+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; 
+x_153 = lean_unsigned_to_nat(0u);
+x_154 = l_Lean_Expr_getAppNumArgsAux___main(x_1, x_153);
+x_155 = l_Lean_Expr_getAppArgs___closed__1;
+lean_inc(x_154);
+x_156 = lean_mk_array(x_154, x_155);
+x_157 = lean_unsigned_to_nat(1u);
+x_158 = lean_nat_sub(x_154, x_157);
+lean_dec(x_154);
 lean_inc(x_3);
 lean_inc(x_1);
-x_103 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__7___rarg(x_1, x_102, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_100);
-if (lean_obj_tag(x_103) == 0)
+x_159 = l_Lean_Expr_withAppAux___main___at_Lean_Meta_AbstractNestedProofs_visit___spec__2(x_1, x_156, x_158, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_159) == 0)
 {
-lean_object* x_104; lean_object* x_105; 
-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_10 = x_104;
-x_11 = x_105;
+lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; lean_object* x_168; lean_object* x_169; 
+x_160 = lean_ctor_get(x_159, 0);
+lean_inc(x_160);
+x_161 = lean_ctor_get(x_159, 1);
+lean_inc(x_161);
+lean_dec(x_159);
+x_162 = lean_st_ref_take(x_3, x_161);
+x_163 = lean_ctor_get(x_162, 0);
+lean_inc(x_163);
+x_164 = lean_ctor_get(x_162, 1);
+lean_inc(x_164);
+lean_dec(x_162);
+lean_inc(x_160);
+x_165 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_163, x_1, x_160);
+x_166 = lean_st_ref_set(x_3, x_165, x_164);
+lean_dec(x_3);
+x_167 = lean_ctor_get(x_166, 1);
+lean_inc(x_167);
+if (lean_is_exclusive(x_166)) {
+ lean_ctor_release(x_166, 0);
+ lean_ctor_release(x_166, 1);
+ x_168 = x_166;
+} else {
+ lean_dec_ref(x_166);
+ x_168 = lean_box(0);
+}
+if (lean_is_scalar(x_168)) {
+ x_169 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_169 = x_168;
+}
+lean_ctor_set(x_169, 0, x_160);
+lean_ctor_set(x_169, 1, x_167);
+return x_169;
+}
+else
+{
+lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_170 = lean_ctor_get(x_159, 0);
+lean_inc(x_170);
+x_171 = lean_ctor_get(x_159, 1);
+lean_inc(x_171);
+if (lean_is_exclusive(x_159)) {
+ lean_ctor_release(x_159, 0);
+ lean_ctor_release(x_159, 1);
+ x_172 = x_159;
+} else {
+ lean_dec_ref(x_159);
+ x_172 = lean_box(0);
+}
+if (lean_is_scalar(x_172)) {
+ x_173 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_173 = x_172;
+}
+lean_ctor_set(x_173, 0, x_170);
+lean_ctor_set(x_173, 1, x_171);
+return x_173;
+}
+}
+case 6:
+{
+lean_object* x_174; lean_object* x_175; 
+x_174 = l_Lean_Meta_AbstractNestedProofs_visit___closed__1;
+lean_inc(x_3);
+lean_inc(x_1);
+x_175 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg(x_1, x_174, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_175) == 0)
+{
+lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; 
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_st_ref_take(x_3, x_177);
+x_179 = lean_ctor_get(x_178, 0);
+lean_inc(x_179);
+x_180 = lean_ctor_get(x_178, 1);
+lean_inc(x_180);
+lean_dec(x_178);
+lean_inc(x_176);
+x_181 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_179, x_1, x_176);
+x_182 = lean_st_ref_set(x_3, x_181, x_180);
+lean_dec(x_3);
+x_183 = lean_ctor_get(x_182, 1);
+lean_inc(x_183);
+if (lean_is_exclusive(x_182)) {
+ lean_ctor_release(x_182, 0);
+ lean_ctor_release(x_182, 1);
+ x_184 = x_182;
+} else {
+ lean_dec_ref(x_182);
+ x_184 = lean_box(0);
+}
+if (lean_is_scalar(x_184)) {
+ x_185 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_185 = x_184;
+}
+lean_ctor_set(x_185, 0, x_176);
+lean_ctor_set(x_185, 1, x_183);
+return x_185;
+}
+else
+{
+lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_186 = lean_ctor_get(x_175, 0);
+lean_inc(x_186);
+x_187 = lean_ctor_get(x_175, 1);
+lean_inc(x_187);
+if (lean_is_exclusive(x_175)) {
+ lean_ctor_release(x_175, 0);
+ lean_ctor_release(x_175, 1);
+ x_188 = x_175;
+} else {
+ lean_dec_ref(x_175);
+ x_188 = lean_box(0);
+}
+if (lean_is_scalar(x_188)) {
+ x_189 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_189 = x_188;
+}
+lean_ctor_set(x_189, 0, x_186);
+lean_ctor_set(x_189, 1, x_187);
+return x_189;
+}
+}
+case 7:
+{
+lean_object* x_190; lean_object* x_191; 
+x_190 = l_Lean_Meta_AbstractNestedProofs_visit___closed__2;
+lean_inc(x_3);
+lean_inc(x_1);
+x_191 = l_Lean_Meta_forallTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__11___rarg(x_1, x_190, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_191) == 0)
+{
+lean_object* x_192; lean_object* x_193; lean_object* x_194; lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; lean_object* x_201; 
+x_192 = lean_ctor_get(x_191, 0);
+lean_inc(x_192);
+x_193 = lean_ctor_get(x_191, 1);
+lean_inc(x_193);
+lean_dec(x_191);
+x_194 = lean_st_ref_take(x_3, x_193);
+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);
+lean_inc(x_192);
+x_197 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_195, x_1, x_192);
+x_198 = lean_st_ref_set(x_3, x_197, x_196);
+lean_dec(x_3);
+x_199 = lean_ctor_get(x_198, 1);
+lean_inc(x_199);
+if (lean_is_exclusive(x_198)) {
+ lean_ctor_release(x_198, 0);
+ lean_ctor_release(x_198, 1);
+ x_200 = x_198;
+} else {
+ lean_dec_ref(x_198);
+ x_200 = lean_box(0);
+}
+if (lean_is_scalar(x_200)) {
+ x_201 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_201 = x_200;
+}
+lean_ctor_set(x_201, 0, x_192);
+lean_ctor_set(x_201, 1, x_199);
+return x_201;
+}
+else
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_202 = lean_ctor_get(x_191, 0);
+lean_inc(x_202);
+x_203 = lean_ctor_get(x_191, 1);
+lean_inc(x_203);
+if (lean_is_exclusive(x_191)) {
+ lean_ctor_release(x_191, 0);
+ lean_ctor_release(x_191, 1);
+ x_204 = x_191;
+} else {
+ lean_dec_ref(x_191);
+ x_204 = lean_box(0);
+}
+if (lean_is_scalar(x_204)) {
+ x_205 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_205 = x_204;
+}
+lean_ctor_set(x_205, 0, x_202);
+lean_ctor_set(x_205, 1, x_203);
+return x_205;
+}
+}
+case 8:
+{
+lean_object* x_206; lean_object* x_207; 
+x_206 = l_Lean_Meta_AbstractNestedProofs_visit___closed__1;
+lean_inc(x_3);
+lean_inc(x_1);
+x_207 = l_Lean_Meta_lambdaLetTelescope___at_Lean_Meta_AbstractNestedProofs_visit___spec__9___rarg(x_1, x_206, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_207) == 0)
+{
+lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; lean_object* x_214; lean_object* x_215; lean_object* x_216; lean_object* x_217; 
+x_208 = lean_ctor_get(x_207, 0);
+lean_inc(x_208);
+x_209 = lean_ctor_get(x_207, 1);
+lean_inc(x_209);
+lean_dec(x_207);
+x_210 = lean_st_ref_take(x_3, x_209);
+x_211 = lean_ctor_get(x_210, 0);
+lean_inc(x_211);
+x_212 = lean_ctor_get(x_210, 1);
+lean_inc(x_212);
+lean_dec(x_210);
+lean_inc(x_208);
+x_213 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_211, x_1, x_208);
+x_214 = lean_st_ref_set(x_3, x_213, x_212);
+lean_dec(x_3);
+x_215 = lean_ctor_get(x_214, 1);
+lean_inc(x_215);
+if (lean_is_exclusive(x_214)) {
+ lean_ctor_release(x_214, 0);
+ lean_ctor_release(x_214, 1);
+ x_216 = x_214;
+} else {
+ lean_dec_ref(x_214);
+ x_216 = lean_box(0);
+}
+if (lean_is_scalar(x_216)) {
+ x_217 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_217 = x_216;
+}
+lean_ctor_set(x_217, 0, x_208);
+lean_ctor_set(x_217, 1, x_215);
+return x_217;
+}
+else
+{
+lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_218 = lean_ctor_get(x_207, 0);
+lean_inc(x_218);
+x_219 = lean_ctor_get(x_207, 1);
+lean_inc(x_219);
+if (lean_is_exclusive(x_207)) {
+ lean_ctor_release(x_207, 0);
+ lean_ctor_release(x_207, 1);
+ x_220 = x_207;
+} else {
+ lean_dec_ref(x_207);
+ x_220 = lean_box(0);
+}
+if (lean_is_scalar(x_220)) {
+ x_221 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_221 = x_220;
+}
+lean_ctor_set(x_221, 0, x_218);
+lean_ctor_set(x_221, 1, x_219);
+return x_221;
+}
+}
+case 10:
+{
+lean_object* x_222; lean_object* x_223; 
+x_222 = lean_ctor_get(x_1, 1);
+lean_inc(x_222);
+lean_inc(x_3);
+x_223 = l_Lean_Meta_AbstractNestedProofs_visit(x_222, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_223) == 0)
+{
+lean_object* x_224; lean_object* x_225; lean_object* x_226; 
+x_224 = lean_ctor_get(x_223, 0);
+lean_inc(x_224);
+x_225 = lean_ctor_get(x_223, 1);
+lean_inc(x_225);
+lean_dec(x_223);
+lean_inc(x_1);
+x_226 = lean_expr_update_mdata(x_1, x_224);
+x_10 = x_226;
+x_11 = x_225;
 goto block_21;
 }
 else
 {
-lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; 
+lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; 
 lean_dec(x_3);
 lean_dec(x_1);
-x_106 = lean_ctor_get(x_103, 0);
-lean_inc(x_106);
-x_107 = lean_ctor_get(x_103, 1);
-lean_inc(x_107);
-if (lean_is_exclusive(x_103)) {
- lean_ctor_release(x_103, 0);
- lean_ctor_release(x_103, 1);
- x_108 = x_103;
+x_227 = lean_ctor_get(x_223, 0);
+lean_inc(x_227);
+x_228 = lean_ctor_get(x_223, 1);
+lean_inc(x_228);
+if (lean_is_exclusive(x_223)) {
+ lean_ctor_release(x_223, 0);
+ lean_ctor_release(x_223, 1);
+ x_229 = x_223;
 } else {
- lean_dec_ref(x_103);
- x_108 = lean_box(0);
+ lean_dec_ref(x_223);
+ x_229 = lean_box(0);
 }
-if (lean_is_scalar(x_108)) {
- x_109 = lean_alloc_ctor(1, 2, 0);
+if (lean_is_scalar(x_229)) {
+ x_230 = lean_alloc_ctor(1, 2, 0);
 } else {
- x_109 = x_108;
+ x_230 = x_229;
 }
-lean_ctor_set(x_109, 0, x_106);
-lean_ctor_set(x_109, 1, x_107);
-return x_109;
+lean_ctor_set(x_230, 0, x_227);
+lean_ctor_set(x_230, 1, x_228);
+return x_230;
+}
+}
+case 11:
+{
+lean_object* x_231; lean_object* x_232; 
+x_231 = lean_ctor_get(x_1, 2);
+lean_inc(x_231);
+lean_inc(x_3);
+x_232 = l_Lean_Meta_AbstractNestedProofs_visit(x_231, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+if (lean_obj_tag(x_232) == 0)
+{
+lean_object* x_233; lean_object* x_234; lean_object* x_235; 
+x_233 = lean_ctor_get(x_232, 0);
+lean_inc(x_233);
+x_234 = lean_ctor_get(x_232, 1);
+lean_inc(x_234);
+lean_dec(x_232);
+lean_inc(x_1);
+x_235 = lean_expr_update_proj(x_1, x_233);
+x_10 = x_235;
+x_11 = x_234;
+goto block_21;
+}
+else
+{
+lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_236 = lean_ctor_get(x_232, 0);
+lean_inc(x_236);
+x_237 = lean_ctor_get(x_232, 1);
+lean_inc(x_237);
+if (lean_is_exclusive(x_232)) {
+ lean_ctor_release(x_232, 0);
+ lean_ctor_release(x_232, 1);
+ x_238 = x_232;
+} else {
+ lean_dec_ref(x_232);
+ x_238 = lean_box(0);
+}
+if (lean_is_scalar(x_238)) {
+ x_239 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_239 = x_238;
+}
+lean_ctor_set(x_239, 0, x_236);
+lean_ctor_set(x_239, 1, x_237);
+return x_239;
+}
+}
+default: 
+{
+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_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+lean_dec(x_2);
+x_240 = lean_st_ref_take(x_3, x_150);
+x_241 = lean_ctor_get(x_240, 0);
+lean_inc(x_241);
+x_242 = lean_ctor_get(x_240, 1);
+lean_inc(x_242);
+lean_dec(x_240);
+lean_inc_n(x_1, 2);
+x_243 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_241, x_1, x_1);
+x_244 = lean_st_ref_set(x_3, x_243, x_242);
+lean_dec(x_3);
+x_245 = lean_ctor_get(x_244, 1);
+lean_inc(x_245);
+if (lean_is_exclusive(x_244)) {
+ lean_ctor_release(x_244, 0);
+ lean_ctor_release(x_244, 1);
+ x_246 = x_244;
+} else {
+ lean_dec_ref(x_244);
+ x_246 = lean_box(0);
+}
+if (lean_is_scalar(x_246)) {
+ x_247 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_247 = x_246;
+}
+lean_ctor_set(x_247, 0, x_1);
+lean_ctor_set(x_247, 1, x_245);
+return x_247;
 }
 }
 }
 else
 {
-lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; 
+lean_object* x_248; 
+lean_inc(x_1);
+x_248 = l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_150);
+lean_dec(x_4);
+lean_dec(x_2);
+if (lean_obj_tag(x_248) == 0)
+{
+lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; lean_object* x_256; lean_object* x_257; lean_object* x_258; 
+x_249 = lean_ctor_get(x_248, 0);
+lean_inc(x_249);
+x_250 = lean_ctor_get(x_248, 1);
+lean_inc(x_250);
+lean_dec(x_248);
+x_251 = lean_st_ref_take(x_3, x_250);
+x_252 = lean_ctor_get(x_251, 0);
+lean_inc(x_252);
+x_253 = lean_ctor_get(x_251, 1);
+lean_inc(x_253);
+lean_dec(x_251);
+lean_inc(x_249);
+x_254 = l_Std_HashMapImp_insert___at___private_Lean_MetavarContext_2__visit___spec__3(x_252, x_1, x_249);
+x_255 = lean_st_ref_set(x_3, x_254, x_253);
+lean_dec(x_3);
+x_256 = lean_ctor_get(x_255, 1);
+lean_inc(x_256);
+if (lean_is_exclusive(x_255)) {
+ lean_ctor_release(x_255, 0);
+ lean_ctor_release(x_255, 1);
+ x_257 = x_255;
+} else {
+ lean_dec_ref(x_255);
+ x_257 = lean_box(0);
+}
+if (lean_is_scalar(x_257)) {
+ x_258 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_258 = x_257;
+}
+lean_ctor_set(x_258, 0, x_249);
+lean_ctor_set(x_258, 1, x_256);
+return x_258;
+}
+else
+{
+lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; 
+lean_dec(x_3);
+lean_dec(x_1);
+x_259 = lean_ctor_get(x_248, 0);
+lean_inc(x_259);
+x_260 = lean_ctor_get(x_248, 1);
+lean_inc(x_260);
+if (lean_is_exclusive(x_248)) {
+ lean_ctor_release(x_248, 0);
+ lean_ctor_release(x_248, 1);
+ x_261 = x_248;
+} else {
+ lean_dec_ref(x_248);
+ x_261 = lean_box(0);
+}
+if (lean_is_scalar(x_261)) {
+ x_262 = lean_alloc_ctor(1, 2, 0);
+} else {
+ x_262 = x_261;
+}
+lean_ctor_set(x_262, 0, x_259);
+lean_ctor_set(x_262, 1, x_260);
+return x_262;
+}
+}
+}
+else
+{
+lean_object* x_263; lean_object* x_264; 
+lean_dec(x_24);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@@ -2966,31 +3319,19 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_160 = lean_ctor_get(x_98, 0);
-lean_inc(x_160);
-x_161 = lean_ctor_get(x_98, 1);
-lean_inc(x_161);
-if (lean_is_exclusive(x_98)) {
- lean_ctor_release(x_98, 0);
- lean_ctor_release(x_98, 1);
- x_162 = x_98;
-} else {
- lean_dec_ref(x_98);
- x_162 = lean_box(0);
+x_263 = lean_ctor_get(x_151, 0);
+lean_inc(x_263);
+lean_dec(x_151);
+x_264 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_264, 0, x_263);
+lean_ctor_set(x_264, 1, x_150);
+return x_264;
 }
-if (lean_is_scalar(x_162)) {
- x_163 = lean_alloc_ctor(1, 2, 0);
-} else {
- x_163 = x_162;
-}
-lean_ctor_set(x_163, 0, x_160);
-lean_ctor_set(x_163, 1, x_161);
-return x_163;
 }
 }
 else
 {
-lean_object* x_164; lean_object* x_165; 
+uint8_t x_265; 
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@@ -2999,19 +3340,29 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_164 = lean_ctor_get(x_97, 0);
-lean_inc(x_164);
-lean_dec(x_97);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_164);
-lean_ctor_set(x_165, 1, x_96);
-return x_165;
+x_265 = !lean_is_exclusive(x_23);
+if (x_265 == 0)
+{
+return x_23;
+}
+else
+{
+lean_object* x_266; lean_object* x_267; lean_object* x_268; 
+x_266 = lean_ctor_get(x_23, 0);
+x_267 = lean_ctor_get(x_23, 1);
+lean_inc(x_267);
+lean_inc(x_266);
+lean_dec(x_23);
+x_268 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_268, 0, x_266);
+lean_ctor_set(x_268, 1, x_267);
+return x_268;
 }
 }
 }
 else
 {
-lean_object* x_166; 
+lean_object* x_269; 
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@@ -3019,10 +3370,10 @@ lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_1);
-lean_ctor_set(x_166, 1, x_9);
-return x_166;
+x_269 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_269, 0, x_1);
+lean_ctor_set(x_269, 1, x_9);
+return x_269;
 }
 block_21:
 {
@@ -3060,11 +3411,11 @@ return x_20;
 }
 }
 }
-lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10) {
+lean_object* l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___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* x_9, lean_object* x_10) {
 _start:
 {
 lean_object* x_11; 
-x_11 = l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_11 = l_Lean_Meta_mkLambdaFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
@@ -3074,11 +3425,11 @@ lean_dec(x_3);
 return x_11;
 }
 }
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg___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_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___rarg(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___rarg(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
@@ -3086,22 +3437,22 @@ lean_dec(x_1);
 return x_6;
 }
 }
-lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; 
-x_4 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__3(x_1, x_2, x_3);
+x_4 = l_Lean_Meta_getLocalInstances___at_Lean_Meta_AbstractNestedProofs_visit___spec__5(x_1, x_2, x_3);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
 return x_4;
 }
 }
-lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___main___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, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__4(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_AbstractNestedProofs_visit___spec__6(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
 lean_dec(x_8);
 lean_dec(x_7);
 lean_dec(x_6);
@@ -3111,21 +3462,39 @@ lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12) {
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
-lean_object* x_13; 
-x_13 = l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__5(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
+lean_object* x_12; 
+x_12 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+lean_dec(x_6);
+lean_dec(x_5);
+lean_dec(x_4);
+return x_12;
+}
+}
+lean_object* l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7___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* x_10, lean_object* x_11, lean_object* x_12) {
+_start:
+{
+size_t x_13; size_t x_14; lean_object* x_15; 
+x_13 = lean_unbox_usize(x_2);
 lean_dec(x_2);
+x_14 = lean_unbox_usize(x_3);
+lean_dec(x_3);
+x_15 = l_Array_forInUnsafe_loop___at_Lean_Meta_AbstractNestedProofs_visit___spec__7(x_1, x_13, x_14, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
 lean_dec(x_1);
-return x_13;
+return x_15;
 }
 }
-lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10___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* x_10) {
+lean_object* l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10___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* x_10) {
 _start:
 {
 lean_object* x_11; 
-x_11 = l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__10(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
+x_11 = l_Lean_Meta_mkForallFVars___at_Lean_Meta_AbstractNestedProofs_visit___spec__10(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
@@ -3135,24 +3504,6 @@ lean_dec(x_3);
 return x_11;
 }
 }
-lean_object* l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11___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* x_10, lean_object* x_11, lean_object* x_12) {
-_start:
-{
-lean_object* x_13; 
-x_13 = l_Array_iterateMAux___main___at_Lean_Meta_AbstractNestedProofs_visit___main___spec__11(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12);
-lean_dec(x_2);
-lean_dec(x_1);
-return x_13;
-}
-}
-lean_object* l_Lean_Meta_AbstractNestedProofs_visit(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_Lean_Meta_AbstractNestedProofs_visit___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
-return x_10;
-}
-}
 lean_object* l_Lean_Meta_abstractNestedProofs(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:
 {
@@ -3173,7 +3524,7 @@ lean_inc(x_15);
 lean_dec(x_13);
 lean_inc(x_10);
 lean_inc(x_14);
-x_16 = l_Lean_Meta_AbstractNestedProofs_visit___main(x_2, x_1, x_14, x_10, x_3, x_4, x_5, x_6, x_15);
+x_16 = l_Lean_Meta_AbstractNestedProofs_visit(x_2, x_1, x_14, x_10, x_3, x_4, x_5, x_6, x_15);
 if (lean_obj_tag(x_16) == 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; 
@@ -3249,14 +3600,16 @@ lean_dec_ref(res);
 res = initialize_Lean_Meta_Closure(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1 = _init_l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1();
-lean_mark_persistent(l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__1);
-l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__2 = _init_l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__2();
-lean_mark_persistent(l___private_Lean_Meta_AbstractNestedProofs_1__mkAuxLemma___closed__2);
-l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1 = _init_l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1();
-lean_mark_persistent(l_Lean_Meta_AbstractNestedProofs_visit___main___closed__1);
-l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2 = _init_l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2();
-lean_mark_persistent(l_Lean_Meta_AbstractNestedProofs_visit___main___closed__2);
+l_Lean_Meta_AbstractNestedProofs_State_nextIdx___default = _init_l_Lean_Meta_AbstractNestedProofs_State_nextIdx___default();
+lean_mark_persistent(l_Lean_Meta_AbstractNestedProofs_State_nextIdx___default);
+l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1 = _init_l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1();
+lean_mark_persistent(l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__1);
+l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2 = _init_l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2();
+lean_mark_persistent(l___private_Lean_Meta_AbstractNestedProofs_0__Lean_Meta_AbstractNestedProofs_mkAuxLemma___closed__2);
+l_Lean_Meta_AbstractNestedProofs_visit___closed__1 = _init_l_Lean_Meta_AbstractNestedProofs_visit___closed__1();
+lean_mark_persistent(l_Lean_Meta_AbstractNestedProofs_visit___closed__1);
+l_Lean_Meta_AbstractNestedProofs_visit___closed__2 = _init_l_Lean_Meta_AbstractNestedProofs_visit___closed__2();
+lean_mark_persistent(l_Lean_Meta_AbstractNestedProofs_visit___closed__2);
 return lean_io_result_mk_ok(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Meta/GeneralizeTelescope.c b/stage0/stdlib/Lean/Meta/GeneralizeTelescope.c
index 24a5c899a0..b2c38efd2d 100644
--- a/stage0/stdlib/Lean/Meta/GeneralizeTelescope.c
+++ b/stage0/stdlib/Lean/Meta/GeneralizeTelescope.c
@@ -13,60 +13,111 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__2(lean_object*);
+lean_object* l_Lean_stringToMessageData(lean_object*);
 lean_object* l___private_Lean_Meta_Basic_27__withLocalDeclImp___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_withIncRecDepth___rarg___lambda__2___closed__2;
+lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_HeadIndex_1__headNumArgsAux___main(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_inferType___at___private_Lean_Meta_InferType_0__Lean_Meta_inferAppType___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1(lean_object*);
 extern lean_object* l_Array_empty___closed__1;
 lean_object* lean_st_ref_get(lean_object*, lean_object*);
-lean_object* l_Lean_MessageData_arrayExpr_toMessageData___main(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_instantiate1(lean_object*, lean_object*);
 lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
+lean_object* l_Lean_MessageData_ofList(lean_object*);
 lean_object* l_Lean_Meta_isTypeCorrect(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_generalizeTelescope___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__2(lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3;
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1;
 lean_object* lean_array_fget(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Occurrences_beq(lean_object*, lean_object*);
-uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_inferType___at_Lean_Meta_generalizeTelescope___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2;
+lean_object* lean_st_ref_take(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_toHeadIndex___main(lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Name_appendIndexAfter(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Lean_Meta_inferTypeRef;
+lean_object* l_Lean_throwError___at___private_Lean_Meta_InferType_0__Lean_Meta_inferConstType___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__2(lean_object*, lean_object*);
 lean_object* lean_st_mk_ref(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___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_Lean_MessageData_hasCoeOfArrayExpr___closed__2;
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_throwError___at_Lean_Meta_mkWHNFRef___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_getLocalDecl___at_Lean_Meta_getFVarLocalDecl___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main(lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___main(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__1___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_getLocalDecl___at___private_Lean_Meta_WHNF_0__Lean_Meta_whnfCoreImp___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__1___rarg(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__2(lean_object*);
+uint8_t l_Lean_Expr_hasMVar(lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__3(lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__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*);
 lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1;
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2;
+extern lean_object* l_Array_iterateMAux___main___at_Lean_withNestedTraces___spec__4___closed__1;
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_kabstract_visit(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_st_ref_set(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isFVar(lean_object*);
 lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__2___rarg(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasLooseBVars(lean_object*);
+lean_object* l_Array_toList___rarg(lean_object*);
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_abstract(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_instantiateLocalDeclMVars___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_generalizeTelescope(lean_object*);
+lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkOptionalNode___closed__2;
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__1(lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__2___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_List_map___main___at_Lean_MessageData_hasCoeOfListExpr___spec__1(lean_object*);
 lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg(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_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__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_Lean_Meta_GeneralizeTelescope_updateTypes_match__1(lean_object*);
 lean_object* l_Lean_Meta_generalizeTelescope___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux(lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1(lean_object*);
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___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* x_8) {
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__1___rarg(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; lean_object* x_4; uint8_t x_5; lean_object* x_6; lean_object* x_7; 
+x_3 = lean_ctor_get(x_1, 0);
+lean_inc(x_3);
+x_4 = lean_ctor_get(x_1, 1);
+lean_inc(x_4);
+x_5 = lean_ctor_get_uint8(x_1, sizeof(void*)*2);
+lean_dec(x_1);
+x_6 = lean_box(x_5);
+x_7 = lean_apply_3(x_2, x_3, x_4, x_6);
+return x_7;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_updateTypes_match__1___rarg), 2, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = lean_apply_2(x_3, x_1, x_2);
+return x_4;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes_match__2(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_updateTypes_match__2___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___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* x_8) {
 _start:
 {
 uint8_t x_9; uint8_t x_34; 
@@ -179,7 +230,7 @@ return x_32;
 }
 }
 }
-lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___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* l_Lean_Meta_GeneralizeTelescope_updateTypes(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; 
@@ -216,7 +267,7 @@ lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
-x_18 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1(x_16, x_1, x_17, x_5, x_6, x_7, x_8, x_9);
+x_18 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(x_16, x_1, x_17, x_5, x_6, x_7, x_8, x_9);
 if (lean_obj_tag(x_18) == 0)
 {
 lean_object* x_19; lean_object* x_20; uint8_t x_21; 
@@ -303,7 +354,7 @@ lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
 lean_inc(x_1);
-x_38 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1(x_36, x_1, x_37, x_5, x_6, x_7, x_8, x_9);
+x_38 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(x_36, x_1, x_37, x_5, x_6, x_7, x_8, x_9);
 if (lean_obj_tag(x_38) == 0)
 {
 lean_object* x_39; lean_object* x_40; uint8_t x_41; 
@@ -381,32 +432,15 @@ return x_55;
 }
 }
 }
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; 
-x_9 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___main___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
 lean_dec(x_3);
 return x_9;
 }
 }
-lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___main___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
-_start:
-{
-lean_object* x_10; 
-x_10 = l_Lean_Meta_GeneralizeTelescope_updateTypes___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
-lean_dec(x_2);
-return x_10;
-}
-}
-lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes(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_Lean_Meta_GeneralizeTelescope_updateTypes___main(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
-return x_10;
-}
-}
 lean_object* l_Lean_Meta_GeneralizeTelescope_updateTypes___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:
 {
@@ -416,7 +450,132 @@ lean_dec(x_2);
 return x_10;
 }
 }
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(lean_object* x_1, uint8_t 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_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__1___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_1) == 0)
+{
+lean_object* x_4; lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; lean_object* x_9; lean_object* x_10; 
+lean_dec(x_3);
+x_4 = lean_ctor_get(x_1, 0);
+lean_inc(x_4);
+x_5 = lean_ctor_get(x_1, 1);
+lean_inc(x_5);
+x_6 = lean_ctor_get(x_1, 2);
+lean_inc(x_6);
+x_7 = lean_ctor_get(x_1, 3);
+lean_inc(x_7);
+x_8 = lean_ctor_get_uint8(x_1, sizeof(void*)*4);
+lean_dec(x_1);
+x_9 = lean_box(x_8);
+x_10 = lean_apply_5(x_2, x_4, x_5, x_6, x_7, x_9);
+return x_10;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; uint8_t x_16; lean_object* x_17; lean_object* x_18; 
+lean_dec(x_2);
+x_11 = lean_ctor_get(x_1, 0);
+lean_inc(x_11);
+x_12 = lean_ctor_get(x_1, 1);
+lean_inc(x_12);
+x_13 = lean_ctor_get(x_1, 2);
+lean_inc(x_13);
+x_14 = lean_ctor_get(x_1, 3);
+lean_inc(x_14);
+x_15 = lean_ctor_get(x_1, 4);
+lean_inc(x_15);
+x_16 = lean_ctor_get_uint8(x_1, sizeof(void*)*5);
+lean_dec(x_1);
+x_17 = lean_box(x_16);
+x_18 = lean_apply_6(x_3, x_11, x_12, x_13, x_14, x_15, x_17);
+return x_18;
+}
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__1(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__1___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__2___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = lean_ctor_get(x_1, 0);
+lean_inc(x_4);
+if (lean_obj_tag(x_4) == 1)
+{
+uint8_t x_5; 
+x_5 = lean_ctor_get_uint8(x_1, sizeof(void*)*2);
+if (x_5 == 0)
+{
+lean_object* x_6; lean_object* x_7; uint64_t x_8; lean_object* x_9; lean_object* x_10; 
+lean_dec(x_3);
+x_6 = lean_ctor_get(x_1, 1);
+lean_inc(x_6);
+lean_dec(x_1);
+x_7 = lean_ctor_get(x_4, 0);
+lean_inc(x_7);
+x_8 = lean_ctor_get_uint64(x_4, sizeof(void*)*1);
+x_9 = lean_box_uint64(x_8);
+x_10 = lean_apply_4(x_2, x_4, x_7, x_9, x_6);
+return x_10;
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+lean_dec(x_2);
+x_11 = lean_ctor_get(x_1, 1);
+lean_inc(x_11);
+lean_dec(x_1);
+x_12 = lean_box(x_5);
+x_13 = lean_apply_3(x_3, x_4, x_11, x_12);
+return x_13;
+}
+}
+else
+{
+lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
+lean_dec(x_2);
+x_14 = lean_ctor_get(x_1, 1);
+lean_inc(x_14);
+x_15 = lean_ctor_get_uint8(x_1, sizeof(void*)*2);
+lean_dec(x_1);
+x_16 = lean_box(x_15);
+x_17 = lean_apply_3(x_3, x_4, x_14, x_16);
+return x_17;
+}
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__2(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__2___rarg), 3, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__3___rarg(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+lean_object* x_6; 
+x_6 = lean_apply_4(x_5, x_1, x_2, x_3, x_4);
+return x_6;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__3(lean_object* x_1) {
+_start:
+{
+lean_object* x_2; 
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux_match__3___rarg), 5, 0);
+return x_2;
+}
+}
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(lean_object* x_1, uint8_t 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; 
@@ -467,15 +626,15 @@ return x_18;
 }
 }
 }
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1(lean_object* x_1) {
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg___boxed), 9, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg___boxed), 9, 0);
 return x_2;
 }
 }
-lean_object* l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__2(lean_object* x_1, lean_object* x_2) {
+lean_object* l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__2(lean_object* x_1, lean_object* x_2) {
 _start:
 {
 lean_object* x_3; uint8_t x_4; 
@@ -510,7 +669,7 @@ goto _start;
 }
 }
 }
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
 _start:
 {
 lean_object* x_14; lean_object* x_15; lean_object* x_16; 
@@ -521,7 +680,7 @@ lean_inc(x_11);
 lean_inc(x_10);
 lean_inc(x_9);
 lean_inc(x_15);
-x_16 = l_Lean_Meta_GeneralizeTelescope_updateTypes___main(x_2, x_8, x_3, x_15, x_9, x_10, x_11, x_12, x_13);
+x_16 = l_Lean_Meta_GeneralizeTelescope_updateTypes(x_2, x_8, x_3, x_15, x_9, x_10, x_11, x_12, x_13);
 if (lean_obj_tag(x_16) == 0)
 {
 lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; 
@@ -532,7 +691,7 @@ lean_inc(x_18);
 lean_dec(x_16);
 x_19 = lean_nat_add(x_4, x_14);
 x_20 = lean_array_push(x_5, x_8);
-x_21 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg(x_6, x_7, x_17, x_15, x_19, x_20, x_9, x_10, x_11, x_12, x_18);
+x_21 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg(x_6, x_7, x_17, x_15, x_19, x_20, x_9, x_10, x_11, x_12, x_18);
 return x_21;
 }
 else
@@ -568,7 +727,27 @@ return x_25;
 }
 }
 }
-static lean_object* _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1() {
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14) {
+_start:
+{
+lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; 
+lean_inc(x_2);
+lean_inc(x_1);
+x_15 = l_Lean_Name_appendIndexAfter(x_1, x_2);
+x_16 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1___boxed), 13, 7);
+lean_closure_set(x_16, 0, x_3);
+lean_closure_set(x_16, 1, x_4);
+lean_closure_set(x_16, 2, x_5);
+lean_closure_set(x_16, 3, x_2);
+lean_closure_set(x_16, 4, x_6);
+lean_closure_set(x_16, 5, x_1);
+lean_closure_set(x_16, 6, x_7);
+x_17 = 0;
+x_18 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_15, x_17, x_8, x_16, x_10, x_11, x_12, x_13, x_14);
+return x_18;
+}
+}
+static lean_object* _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -576,27 +755,16 @@ x_1 = lean_mk_string("failed to create telescope generalizing ");
 return x_1;
 }
 }
-static lean_object* _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2() {
+static lean_object* _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1;
-x_2 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
+x_1 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1;
+x_2 = l_Lean_stringToMessageData(x_1);
 return x_2;
 }
 }
-static lean_object* _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3() {
-_start:
-{
-lean_object* x_1; lean_object* x_2; 
-x_1 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2;
-x_2 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_2, 0, x_1);
-return x_2;
-}
-}
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___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* x_9, lean_object* x_10, lean_object* x_11) {
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___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* x_9, lean_object* x_10, lean_object* x_11) {
 _start:
 {
 lean_object* x_12; uint8_t x_13; 
@@ -615,72 +783,73 @@ return x_14;
 }
 else
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; lean_object* x_19; lean_object* x_25; 
+lean_object* x_15; lean_object* x_16; 
 x_15 = lean_array_fget(x_3, x_4);
 x_16 = lean_ctor_get(x_15, 0);
 lean_inc(x_16);
-x_17 = lean_ctor_get(x_15, 1);
-lean_inc(x_17);
-x_18 = lean_ctor_get_uint8(x_15, sizeof(void*)*2);
-lean_dec(x_15);
 if (lean_obj_tag(x_16) == 1)
 {
-if (x_18 == 0)
+uint8_t x_17; 
+x_17 = lean_ctor_get_uint8(x_15, sizeof(void*)*2);
+if (x_17 == 0)
 {
-lean_object* x_49; lean_object* x_50; 
-x_49 = lean_ctor_get(x_16, 0);
-lean_inc(x_49);
+lean_object* x_18; lean_object* x_19; lean_object* x_20; 
+x_18 = lean_ctor_get(x_15, 1);
+lean_inc(x_18);
+lean_dec(x_15);
+x_19 = lean_ctor_get(x_16, 0);
+lean_inc(x_19);
 lean_inc(x_7);
-x_50 = l_Lean_Meta_getLocalDecl___at_Lean_Meta_getFVarLocalDecl___spec__1(x_49, x_7, x_8, x_9, x_10, x_11);
-if (lean_obj_tag(x_50) == 0)
+x_20 = l_Lean_Meta_getLocalDecl___at___private_Lean_Meta_WHNF_0__Lean_Meta_whnfCoreImp___spec__5(x_19, x_7, x_8, x_9, x_10, x_11);
+if (lean_obj_tag(x_20) == 0)
 {
-lean_object* x_51; 
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-if (lean_obj_tag(x_51) == 0)
+lean_object* x_21; 
+x_21 = lean_ctor_get(x_20, 0);
+lean_inc(x_21);
+if (lean_obj_tag(x_21) == 0)
 {
-lean_object* x_52; lean_object* x_53; lean_object* x_54; lean_object* x_55; 
-lean_dec(x_51);
-lean_dec(x_17);
-x_52 = lean_ctor_get(x_50, 1);
-lean_inc(x_52);
-lean_dec(x_50);
-x_53 = lean_unsigned_to_nat(1u);
-x_54 = lean_nat_add(x_4, x_53);
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; 
+lean_dec(x_21);
+lean_dec(x_18);
+x_22 = lean_ctor_get(x_20, 1);
+lean_inc(x_22);
+lean_dec(x_20);
+x_23 = lean_unsigned_to_nat(1u);
+x_24 = lean_nat_add(x_4, x_23);
 lean_dec(x_4);
-x_55 = lean_array_push(x_6, x_16);
-x_4 = x_54;
-x_6 = x_55;
-x_11 = x_52;
+x_25 = lean_array_push(x_6, x_16);
+x_4 = x_24;
+x_6 = x_25;
+x_11 = x_22;
 goto _start;
 }
 else
 {
-lean_object* x_57; lean_object* x_58; lean_object* x_59; uint8_t x_60; lean_object* x_61; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
+lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; lean_object* x_31; 
+lean_dec(x_21);
+x_27 = lean_ctor_get(x_20, 1);
+lean_inc(x_27);
+lean_dec(x_20);
 lean_inc(x_5);
 lean_inc(x_1);
-x_58 = l_Lean_Name_appendIndexAfter(x_1, x_5);
-x_59 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1___boxed), 13, 7);
-lean_closure_set(x_59, 0, x_4);
-lean_closure_set(x_59, 1, x_16);
-lean_closure_set(x_59, 2, x_3);
-lean_closure_set(x_59, 3, x_5);
-lean_closure_set(x_59, 4, x_6);
-lean_closure_set(x_59, 5, x_1);
-lean_closure_set(x_59, 6, x_2);
-x_60 = 0;
-x_61 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(x_58, x_60, x_17, x_59, x_7, x_8, x_9, x_10, x_57);
-return x_61;
+x_28 = l_Lean_Name_appendIndexAfter(x_1, x_5);
+x_29 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1___boxed), 13, 7);
+lean_closure_set(x_29, 0, x_4);
+lean_closure_set(x_29, 1, x_16);
+lean_closure_set(x_29, 2, x_3);
+lean_closure_set(x_29, 3, x_5);
+lean_closure_set(x_29, 4, x_6);
+lean_closure_set(x_29, 5, x_1);
+lean_closure_set(x_29, 6, x_2);
+x_30 = 0;
+x_31 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_28, x_30, x_18, x_29, x_7, x_8, x_9, x_10, x_27);
+return x_31;
 }
 }
 else
 {
-uint8_t x_62; 
-lean_dec(x_17);
+uint8_t x_32; 
+lean_dec(x_18);
 lean_dec(x_16);
 lean_dec(x_10);
 lean_dec(x_9);
@@ -692,189 +861,205 @@ lean_dec(x_4);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_62 = !lean_is_exclusive(x_50);
-if (x_62 == 0)
+x_32 = !lean_is_exclusive(x_20);
+if (x_32 == 0)
 {
-return x_50;
+return x_20;
 }
 else
 {
-lean_object* x_63; lean_object* x_64; lean_object* x_65; 
-x_63 = lean_ctor_get(x_50, 0);
-x_64 = lean_ctor_get(x_50, 1);
-lean_inc(x_64);
-lean_inc(x_63);
-lean_dec(x_50);
-x_65 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_65, 0, x_63);
-lean_ctor_set(x_65, 1, x_64);
-return x_65;
+lean_object* x_33; lean_object* x_34; lean_object* x_35; 
+x_33 = lean_ctor_get(x_20, 0);
+x_34 = lean_ctor_get(x_20, 1);
+lean_inc(x_34);
+lean_inc(x_33);
+lean_dec(x_20);
+x_35 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+return x_35;
 }
 }
 }
 else
 {
-lean_object* x_66; 
-x_66 = lean_box(0);
-x_25 = x_66;
-goto block_48;
-}
-}
-else
-{
-lean_object* x_67; 
-x_67 = lean_box(0);
-x_25 = x_67;
-goto block_48;
-}
-block_24:
-{
-lean_object* x_20; lean_object* x_21; uint8_t x_22; lean_object* x_23; 
-lean_inc(x_5);
-lean_inc(x_1);
-x_20 = l_Lean_Name_appendIndexAfter(x_1, x_5);
-x_21 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1___boxed), 13, 7);
-lean_closure_set(x_21, 0, x_4);
-lean_closure_set(x_21, 1, x_16);
-lean_closure_set(x_21, 2, x_3);
-lean_closure_set(x_21, 3, x_5);
-lean_closure_set(x_21, 4, x_6);
-lean_closure_set(x_21, 5, x_1);
-lean_closure_set(x_21, 6, x_2);
-x_22 = 0;
-x_23 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(x_20, x_22, x_17, x_21, x_7, x_8, x_9, x_10, x_19);
-return x_23;
-}
-block_48:
-{
-lean_dec(x_25);
-if (x_18 == 0)
-{
-lean_object* x_26; lean_object* x_27; uint8_t x_28; lean_object* x_29; 
-lean_inc(x_5);
-lean_inc(x_1);
-x_26 = l_Lean_Name_appendIndexAfter(x_1, x_5);
-x_27 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1___boxed), 13, 7);
-lean_closure_set(x_27, 0, x_4);
-lean_closure_set(x_27, 1, x_16);
-lean_closure_set(x_27, 2, x_3);
-lean_closure_set(x_27, 3, x_5);
-lean_closure_set(x_27, 4, x_6);
-lean_closure_set(x_27, 5, x_1);
-lean_closure_set(x_27, 6, x_2);
-x_28 = 0;
-x_29 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(x_26, x_28, x_17, x_27, x_7, x_8, x_9, x_10, x_11);
-return x_29;
-}
-else
-{
-lean_object* x_30; lean_object* x_31; uint8_t x_32; 
+lean_object* x_36; lean_object* x_37; lean_object* x_38; uint8_t x_39; 
+x_36 = lean_ctor_get(x_15, 1);
+lean_inc(x_36);
+lean_dec(x_15);
 lean_inc(x_10);
 lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
-lean_inc(x_17);
-x_30 = l_Lean_Meta_isTypeCorrect(x_17, x_7, x_8, x_9, x_10, x_11);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
+lean_inc(x_36);
+x_37 = l_Lean_Meta_isTypeCorrect(x_36, x_7, x_8, x_9, x_10, x_11);
+x_38 = lean_ctor_get(x_37, 0);
+lean_inc(x_38);
+x_39 = lean_unbox(x_38);
+lean_dec(x_38);
+if (x_39 == 0)
 {
-lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; lean_object* x_37; lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; lean_object* x_42; uint8_t x_43; 
-lean_dec(x_17);
+lean_object* x_40; lean_object* x_41; lean_object* x_42; lean_object* x_43; lean_object* x_44; lean_object* x_45; lean_object* x_46; lean_object* x_47; lean_object* x_48; lean_object* x_49; lean_object* x_50; lean_object* x_51; lean_object* x_52; uint8_t x_53; 
+lean_dec(x_36);
 lean_dec(x_16);
 lean_dec(x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
 lean_dec(x_1);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = x_3;
-x_35 = lean_unsigned_to_nat(0u);
-x_36 = l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__2(x_35, x_34);
-x_37 = x_36;
-x_38 = l_Lean_MessageData_hasCoeOfArrayExpr___closed__2;
-x_39 = l_Lean_MessageData_arrayExpr_toMessageData___main(x_37, x_35, x_38);
+x_40 = lean_ctor_get(x_37, 1);
+lean_inc(x_40);
 lean_dec(x_37);
-x_40 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3;
-x_41 = lean_alloc_ctor(10, 2, 0);
-lean_ctor_set(x_41, 0, x_40);
-lean_ctor_set(x_41, 1, x_39);
-x_42 = l_Lean_throwError___at_Lean_Meta_mkWHNFRef___spec__1___rarg(x_41, x_7, x_8, x_9, x_10, x_33);
+x_41 = x_3;
+x_42 = lean_unsigned_to_nat(0u);
+x_43 = l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__2(x_42, x_41);
+x_44 = x_43;
+x_45 = l_Array_toList___rarg(x_44);
+lean_dec(x_44);
+x_46 = l_List_map___main___at_Lean_MessageData_hasCoeOfListExpr___spec__1(x_45);
+x_47 = l_Lean_MessageData_ofList(x_46);
+lean_dec(x_46);
+x_48 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2;
+x_49 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_49, 0, x_48);
+lean_ctor_set(x_49, 1, x_47);
+x_50 = l_Array_iterateMAux___main___at_Lean_withNestedTraces___spec__4___closed__1;
+x_51 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_51, 0, x_49);
+lean_ctor_set(x_51, 1, x_50);
+x_52 = l_Lean_throwError___at___private_Lean_Meta_InferType_0__Lean_Meta_inferConstType___spec__2___rarg(x_51, x_7, x_8, x_9, x_10, x_40);
 lean_dec(x_10);
 lean_dec(x_9);
 lean_dec(x_8);
 lean_dec(x_7);
-x_43 = !lean_is_exclusive(x_42);
-if (x_43 == 0)
+x_53 = !lean_is_exclusive(x_52);
+if (x_53 == 0)
 {
-return x_42;
+return x_52;
 }
 else
 {
-lean_object* x_44; lean_object* x_45; lean_object* x_46; 
-x_44 = lean_ctor_get(x_42, 0);
-x_45 = lean_ctor_get(x_42, 1);
-lean_inc(x_45);
-lean_inc(x_44);
-lean_dec(x_42);
-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;
+lean_object* x_54; lean_object* x_55; lean_object* x_56; 
+x_54 = lean_ctor_get(x_52, 0);
+x_55 = lean_ctor_get(x_52, 1);
+lean_inc(x_55);
+lean_inc(x_54);
+lean_dec(x_52);
+x_56 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_56, 0, x_54);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
 }
 }
 else
 {
-lean_object* x_47; 
-x_47 = lean_ctor_get(x_30, 1);
-lean_inc(x_47);
-lean_dec(x_30);
-x_19 = x_47;
-goto block_24;
+lean_object* x_57; lean_object* x_58; lean_object* x_59; 
+x_57 = lean_ctor_get(x_37, 1);
+lean_inc(x_57);
+lean_dec(x_37);
+x_58 = lean_box(0);
+x_59 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__2(x_1, x_5, x_4, x_16, x_3, x_6, x_2, x_36, x_58, x_7, x_8, x_9, x_10, x_57);
+return x_59;
 }
 }
 }
-}
-}
-}
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main(lean_object* x_1) {
-_start:
+else
 {
-lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg), 11, 0);
-return x_2;
-}
-}
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___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, lean_object* x_8, lean_object* x_9) {
-_start:
+uint8_t x_60; 
+x_60 = lean_ctor_get_uint8(x_15, sizeof(void*)*2);
+if (x_60 == 0)
 {
-uint8_t x_10; lean_object* x_11; 
-x_10 = lean_unbox(x_2);
-lean_dec(x_2);
-x_11 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___spec__1___rarg(x_1, x_10, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
-return x_11;
+lean_object* x_61; lean_object* x_62; lean_object* x_63; 
+x_61 = lean_ctor_get(x_15, 1);
+lean_inc(x_61);
+lean_dec(x_15);
+x_62 = lean_box(0);
+x_63 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__2(x_1, x_5, x_4, x_16, x_3, x_6, x_2, x_61, x_62, x_7, x_8, x_9, x_10, x_11);
+return x_63;
 }
-}
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
-_start:
+else
 {
-lean_object* x_14; 
-x_14 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13);
+lean_object* x_64; lean_object* x_65; lean_object* x_66; uint8_t x_67; 
+x_64 = lean_ctor_get(x_15, 1);
+lean_inc(x_64);
+lean_dec(x_15);
+lean_inc(x_10);
+lean_inc(x_9);
+lean_inc(x_8);
+lean_inc(x_7);
+lean_inc(x_64);
+x_65 = l_Lean_Meta_isTypeCorrect(x_64, x_7, x_8, x_9, x_10, x_11);
+x_66 = lean_ctor_get(x_65, 0);
+lean_inc(x_66);
+x_67 = lean_unbox(x_66);
+lean_dec(x_66);
+if (x_67 == 0)
+{
+lean_object* x_68; lean_object* x_69; lean_object* x_70; lean_object* x_71; lean_object* x_72; lean_object* x_73; lean_object* x_74; lean_object* x_75; lean_object* x_76; lean_object* x_77; lean_object* x_78; lean_object* x_79; lean_object* x_80; uint8_t x_81; 
+lean_dec(x_64);
+lean_dec(x_16);
+lean_dec(x_6);
+lean_dec(x_5);
 lean_dec(x_4);
+lean_dec(x_2);
 lean_dec(x_1);
-return x_14;
-}
-}
-lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___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* x_9, lean_object* x_10, lean_object* x_11) {
-_start:
+x_68 = lean_ctor_get(x_65, 1);
+lean_inc(x_68);
+lean_dec(x_65);
+x_69 = x_3;
+x_70 = lean_unsigned_to_nat(0u);
+x_71 = l_Array_umapMAux___main___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__2(x_70, x_69);
+x_72 = x_71;
+x_73 = l_Array_toList___rarg(x_72);
+lean_dec(x_72);
+x_74 = l_List_map___main___at_Lean_MessageData_hasCoeOfListExpr___spec__1(x_73);
+x_75 = l_Lean_MessageData_ofList(x_74);
+lean_dec(x_74);
+x_76 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2;
+x_77 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_77, 0, x_76);
+lean_ctor_set(x_77, 1, x_75);
+x_78 = l_Array_iterateMAux___main___at_Lean_withNestedTraces___spec__4___closed__1;
+x_79 = lean_alloc_ctor(10, 2, 0);
+lean_ctor_set(x_79, 0, x_77);
+lean_ctor_set(x_79, 1, x_78);
+x_80 = l_Lean_throwError___at___private_Lean_Meta_InferType_0__Lean_Meta_inferConstType___spec__2___rarg(x_79, x_7, x_8, x_9, x_10, x_68);
+lean_dec(x_10);
+lean_dec(x_9);
+lean_dec(x_8);
+lean_dec(x_7);
+x_81 = !lean_is_exclusive(x_80);
+if (x_81 == 0)
 {
-lean_object* x_12; 
-x_12 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11);
-return x_12;
+return x_80;
+}
+else
+{
+lean_object* x_82; lean_object* x_83; lean_object* x_84; 
+x_82 = lean_ctor_get(x_80, 0);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_inc(x_82);
+lean_dec(x_80);
+x_84 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_84, 0, x_82);
+lean_ctor_set(x_84, 1, x_83);
+return x_84;
+}
+}
+else
+{
+lean_object* x_85; lean_object* x_86; lean_object* x_87; 
+x_85 = lean_ctor_get(x_65, 1);
+lean_inc(x_85);
+lean_dec(x_65);
+x_86 = lean_box(0);
+x_87 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__2(x_1, x_5, x_4, x_16, x_3, x_6, x_2, x_64, x_86, x_7, x_8, x_9, x_10, x_85);
+return x_87;
+}
+}
+}
+}
 }
 }
 lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux(lean_object* x_1) {
@@ -885,102 +1070,130 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_GeneralizeTelescope_generalizeTeles
 return x_2;
 }
 }
-lean_object* l_Lean_Meta_inferType___at_Lean_Meta_generalizeTelescope___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* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___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, lean_object* x_8, lean_object* x_9) {
 _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_4, 0);
-lean_inc(x_7);
-x_8 = lean_ctor_get(x_4, 1);
-lean_inc(x_8);
-x_9 = lean_ctor_get(x_4, 2);
-lean_inc(x_9);
-x_10 = lean_ctor_get(x_4, 3);
-lean_inc(x_10);
-x_11 = lean_nat_dec_eq(x_8, x_9);
-if (x_11 == 0)
+uint8_t x_10; lean_object* x_11; 
+x_10 = lean_unbox(x_2);
+lean_dec(x_2);
+x_11 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_1, x_10, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+return x_11;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13) {
+_start:
 {
-uint8_t x_12; 
-x_12 = !lean_is_exclusive(x_4);
+lean_object* x_14; 
+x_14 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13);
+lean_dec(x_4);
+lean_dec(x_1);
+return x_14;
+}
+}
+lean_object* l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__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* x_8, lean_object* x_9, lean_object* x_10, lean_object* x_11, lean_object* x_12, lean_object* x_13, lean_object* x_14) {
+_start:
+{
+lean_object* x_15; 
+x_15 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___lambda__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9, x_10, x_11, x_12, x_13, x_14);
+lean_dec(x_9);
+return x_15;
+}
+}
+lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___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) {
+_start:
+{
+uint8_t x_7; 
+x_7 = l_Lean_Expr_hasMVar(x_1);
+if (x_7 == 0)
+{
+lean_object* x_8; 
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_1);
+lean_ctor_set(x_8, 1, x_6);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; uint8_t x_12; 
+x_9 = lean_st_ref_take(x_3, x_6);
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+x_11 = lean_ctor_get(x_9, 1);
+lean_inc(x_11);
+lean_dec(x_9);
+x_12 = !lean_is_exclusive(x_10);
 if (x_12 == 0)
 {
-lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; 
-x_13 = lean_ctor_get(x_4, 3);
-lean_dec(x_13);
-x_14 = lean_ctor_get(x_4, 2);
+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_10, 0);
+x_14 = l_Lean_MetavarContext_instantiateMVars(x_13, x_1);
+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_15 = lean_ctor_get(x_4, 1);
-lean_dec(x_15);
-x_16 = lean_ctor_get(x_4, 0);
-lean_dec(x_16);
-x_17 = lean_unsigned_to_nat(1u);
-x_18 = lean_nat_add(x_8, x_17);
-lean_dec(x_8);
-lean_ctor_set(x_4, 1, x_18);
-x_19 = l_Lean_Meta_inferTypeRef;
-x_20 = lean_st_ref_get(x_19, x_6);
-x_21 = lean_ctor_get(x_20, 0);
-lean_inc(x_21);
-x_22 = lean_ctor_get(x_20, 1);
+lean_ctor_set(x_10, 0, x_16);
+x_17 = lean_st_ref_set(x_3, x_10, x_11);
+x_18 = !lean_is_exclusive(x_17);
+if (x_18 == 0)
+{
+lean_object* x_19; 
+x_19 = lean_ctor_get(x_17, 0);
+lean_dec(x_19);
+lean_ctor_set(x_17, 0, x_15);
+return x_17;
+}
+else
+{
+lean_object* x_20; lean_object* x_21; 
+x_20 = lean_ctor_get(x_17, 1);
+lean_inc(x_20);
+lean_dec(x_17);
+x_21 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_21, 0, x_15);
+lean_ctor_set(x_21, 1, x_20);
+return x_21;
+}
+}
+else
+{
+lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
+x_22 = lean_ctor_get(x_10, 0);
+x_23 = lean_ctor_get(x_10, 1);
+x_24 = lean_ctor_get(x_10, 2);
+lean_inc(x_24);
+lean_inc(x_23);
 lean_inc(x_22);
-lean_dec(x_20);
-x_23 = lean_apply_6(x_21, x_1, x_2, x_3, x_4, x_5, x_22);
-return x_23;
-}
-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_dec(x_4);
-x_24 = lean_unsigned_to_nat(1u);
-x_25 = lean_nat_add(x_8, x_24);
-lean_dec(x_8);
-x_26 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_26, 0, x_7);
-lean_ctor_set(x_26, 1, x_25);
-lean_ctor_set(x_26, 2, x_9);
-lean_ctor_set(x_26, 3, x_10);
-x_27 = l_Lean_Meta_inferTypeRef;
-x_28 = lean_st_ref_get(x_27, x_6);
-x_29 = lean_ctor_get(x_28, 0);
-lean_inc(x_29);
-x_30 = lean_ctor_get(x_28, 1);
-lean_inc(x_30);
-lean_dec(x_28);
-x_31 = lean_apply_6(x_29, x_1, x_2, x_3, x_26, x_5, x_30);
-return x_31;
-}
-}
-else
-{
-lean_object* x_32; lean_object* x_33; uint8_t x_34; 
 lean_dec(x_10);
-lean_dec(x_9);
-lean_dec(x_8);
-lean_dec(x_7);
-lean_dec(x_1);
-x_32 = l_Lean_withIncRecDepth___rarg___lambda__2___closed__2;
-x_33 = l_Lean_throwError___at_Lean_Meta_mkWHNFRef___spec__1___rarg(x_32, 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);
-x_34 = !lean_is_exclusive(x_33);
-if (x_34 == 0)
-{
-return x_33;
+x_25 = l_Lean_MetavarContext_instantiateMVars(x_22, x_1);
+x_26 = lean_ctor_get(x_25, 0);
+lean_inc(x_26);
+x_27 = lean_ctor_get(x_25, 1);
+lean_inc(x_27);
+lean_dec(x_25);
+x_28 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_23);
+lean_ctor_set(x_28, 2, x_24);
+x_29 = lean_st_ref_set(x_3, x_28, x_11);
+x_30 = lean_ctor_get(x_29, 1);
+lean_inc(x_30);
+if (lean_is_exclusive(x_29)) {
+ lean_ctor_release(x_29, 0);
+ lean_ctor_release(x_29, 1);
+ x_31 = x_29;
+} else {
+ lean_dec_ref(x_29);
+ x_31 = lean_box(0);
 }
-else
-{
-lean_object* x_35; lean_object* x_36; lean_object* x_37; 
-x_35 = lean_ctor_get(x_33, 0);
-x_36 = lean_ctor_get(x_33, 1);
-lean_inc(x_36);
-lean_inc(x_35);
-lean_dec(x_33);
-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;
+if (lean_is_scalar(x_31)) {
+ x_32 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_32 = x_31;
+}
+lean_ctor_set(x_32, 0, x_26);
+lean_ctor_set(x_32, 1, x_30);
+return x_32;
 }
 }
 }
@@ -1018,7 +1231,7 @@ lean_inc(x_5);
 lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_15);
-x_16 = l_Lean_Meta_inferType___at_Lean_Meta_generalizeTelescope___spec__1(x_15, x_3, x_4, x_5, x_6, x_7);
+x_16 = l_Lean_Meta_inferType___at___private_Lean_Meta_InferType_0__Lean_Meta_inferAppType___spec__1(x_15, x_3, x_4, x_5, x_6, x_7);
 if (lean_obj_tag(x_16) == 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; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; 
@@ -1027,7 +1240,7 @@ lean_inc(x_17);
 x_18 = lean_ctor_get(x_16, 1);
 lean_inc(x_18);
 lean_dec(x_16);
-x_19 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_instantiateLocalDeclMVars___spec__1(x_17, x_3, x_4, x_5, x_6, x_18);
+x_19 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(x_17, x_3, x_4, x_5, x_6, x_18);
 x_20 = lean_ctor_get(x_19, 0);
 lean_inc(x_20);
 x_21 = lean_ctor_get(x_19, 1);
@@ -1105,7 +1318,7 @@ lean_inc(x_15);
 lean_dec(x_13);
 x_16 = lean_unsigned_to_nat(1u);
 x_17 = l_Array_empty___closed__1;
-x_18 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg(x_2, x_3, x_14, x_10, x_16, x_17, x_4, x_5, x_6, x_7, x_15);
+x_18 = l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg(x_2, x_3, x_14, x_10, x_16, x_17, x_4, x_5, x_6, x_7, x_15);
 return x_18;
 }
 else
@@ -1146,6 +1359,18 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_generalizeTelescope___rarg), 8, 0);
 return x_2;
 }
 }
+lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+_start:
+{
+lean_object* x_7; 
+x_7 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(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* initialize_Init(lean_object*);
 lean_object* initialize_Lean_Meta_KAbstract(lean_object*);
 static bool _G_initialized = false;
@@ -1159,12 +1384,10 @@ lean_dec_ref(res);
 res = initialize_Lean_Meta_KAbstract(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1 = _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1();
-lean_mark_persistent(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__1);
-l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2 = _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2();
-lean_mark_persistent(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__2);
-l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3 = _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3();
-lean_mark_persistent(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___main___rarg___closed__3);
+l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1 = _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1();
+lean_mark_persistent(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__1);
+l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2 = _init_l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2();
+lean_mark_persistent(l_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___rarg___closed__2);
 return lean_io_result_mk_ok(lean_box(0));
 }
 #ifdef __cplusplus
diff --git a/stage0/stdlib/Lean/Meta/Match/Match.c b/stage0/stdlib/Lean/Meta/Match/Match.c
index efa3d3966d..e15f868e3e 100644
--- a/stage0/stdlib/Lean/Meta/Match/Match.c
+++ b/stage0/stdlib/Lean/Meta/Match/Match.c
@@ -82,7 +82,6 @@ lean_object* l___private_Lean_Expr_3__getAppArgsAux___main(lean_object*, lean_ob
 lean_object* l_Lean_Meta_isExprDefEq___rarg___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processValue___spec__5___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEq___at_Lean_Meta_isExprDefEqGuarded___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_throwInductiveTypeExpected(lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_updateAlts___lambda__3___closed__2;
 extern lean_object* l_Lean_MessageData_ofList___closed__3;
@@ -107,7 +106,6 @@ lean_object* l_Lean_Format_pretty(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processArrayLit___closed__1;
 lean_object* l_Lean_Meta_Match_Unify_unify___closed__3;
 uint8_t lean_name_eq(lean_object*, lean_object*);
-lean_object* l___private_Lean_HeadIndex_1__headNumArgsAux___main(lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_3__checkTraceOptionM___at_Lean_Meta_Match_Unify_assign___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_Match_Extension_mkExtension___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processValue___spec__3___boxed(lean_object*, lean_object*);
@@ -131,6 +129,7 @@ extern lean_object* l_Lean_registerInternalExceptionId___closed__2;
 extern lean_object* l_Prod_HasRepr___rarg___closed__1;
 lean_object* l_Array_extract___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor_match__5(lean_object*);
+lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_Match_mkMatcher___spec__3(lean_object*, lean_object*);
 lean_object* l_Lean_EnvExtensionInterfaceUnsafe_registerExt___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_mkMatcher___lambda__1___closed__7;
@@ -161,7 +160,6 @@ lean_object* l_List_append___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_getUElimPos_x3f___closed__3;
 lean_object* l_Array_iterateMAux___main___at_Lean_Meta_Match_Extension_mkExtension___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_checkNumPatterns(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4(lean_object*);
 lean_object* l_Lean_Expr_constructorApp_x3f(lean_object*, lean_object*);
 lean_object* l_List_map___main___at_Lean_Meta_Match_Example_applyFVarSubst___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor___spec__3(lean_object*);
@@ -263,7 +261,6 @@ uint8_t l_List_foldr___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Ma
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_withAltsAux(lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_State_fvarSubst___default;
 extern lean_object* l_Lean_levelZero;
-lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__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_Match_Example_toMessageData_match__1(lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_Lean_registerSimplePersistentEnvExtension___at_Lean_Meta_Match_Extension_mkExtension___spec__4(lean_object*, lean_object*);
@@ -290,7 +287,6 @@ uint8_t l_List_foldr___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Ma
 uint8_t l_List_elem___main___at_Lean_Occurrences_contains___spec__1(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_updateAlts___closed__3;
 lean_object* l_List_map___main___at_Lean_Meta_Match_Pattern_applyFVarSubst___spec__1(lean_object*, lean_object*);
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_initFn____x40_Lean_Meta_Match_Match___hyg_7756_(lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processArrayLit___spec__4(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor___spec__4(lean_object*, lean_object*, lean_object*);
@@ -333,7 +329,6 @@ lean_object* l___private_Lean_Util_Trace_3__checkTraceOptionM___at_Lean_Meta_Mat
 lean_object* l_List_map___main___at_Lean_Meta_Match_processInaccessibleAsCtor___spec__1(lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_collectArraySizes_match__1(lean_object*);
 extern lean_object* l_Lean_Meta_isExprDefEq___rarg___closed__2;
-uint8_t l_Lean_Occurrences_beq(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_isFirstPatternVar_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_List_filterMapMAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor___spec__8___closed__1;
 extern lean_object* l_Lean_Expr_Inhabited___closed__1;
@@ -390,7 +385,6 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_getInductiveVa
 extern lean_object* l___private_Lean_Meta_RecursorInfo_0__Lean_Meta_getMajorPosDepElim___closed__8;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoArrayLit___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processSkipInaccessible___spec__1(lean_object*);
-lean_object* l_Lean_Expr_toHeadIndex___main(lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_traceStep___closed__3;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoArrayLit_loop_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Util_Trace_3__checkTraceOptionM___at___private_Lean_Meta_WHNF_0__Lean_Meta_whnfCoreImp___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -453,7 +447,6 @@ lean_object* l_Lean_Meta_Match_Extension_State_map___default___closed__1;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasRecursiveType_match__1(lean_object*);
 size_t l_Lean_Name_hash(lean_object*);
 lean_object* l_List_map___main___at_Lean_Meta_Match_Example_replaceFVarId___spec__2(lean_object*, lean_object*, lean_object*);
-lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at_Lean_Meta_Match_Example_replaceFVarId___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Pattern_toMessageData___closed__8;
 uint8_t l_List_foldr___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasCtorPattern___spec__1(uint8_t, lean_object*);
@@ -471,7 +464,6 @@ lean_object* l_List_map___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta
 extern lean_object* l_Lean_MessageData_nil___closed__1;
 lean_object* l_Lean_Meta_Match_Extension_extension;
 extern lean_object* l_List_map___main___at_Lean_Meta_DiscrTree_Trie_format___spec__2___rarg___closed__2;
-lean_object* l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_assign(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_PersistentHashMap_insert___at_Lean_Meta_Match_Extension_State_addEntry___spec__2(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_occurs_match__1(lean_object*);
@@ -500,6 +492,7 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processAsPatte
 lean_object* l_List_filterAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processValue___spec__4(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Alt_checkAndReplaceFVarId___lambda__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoArrayLit_loop_match__1___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Basic_29__withExistingLocalDeclsImp___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_mkMatcher___lambda__1___closed__1;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasCtorPattern_match__1(lean_object*);
@@ -512,6 +505,7 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processNonVari
 extern lean_object* l_IO_Error_Inhabited___closed__1;
 lean_object* l_Lean_Meta_Match_Example_toMessageData_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Alt_toMessageData___closed__2;
+lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_addMatcherInfo(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_map___main___at_Lean_Meta_Match_Example_applyFVarSubst___spec__2(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Closure_1__mkAuxDefinitionImp___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -523,6 +517,7 @@ lean_object* l_Lean_Meta_Match_Example_toMessageData___closed__4;
 extern lean_object* l_Lean_Literal_type___closed__2;
 lean_object* l_Array_umapMAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processArrayLit___spec__9(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t lean_usize_modn(size_t, lean_object*);
+lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_filterAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor___spec__6___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_isConstructorTransition___boxed(lean_object*);
 lean_object* l_List_map___main___at_Lean_Meta_Match_Pattern_toMessageData___spec__2(lean_object*);
@@ -541,6 +536,7 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstru
 lean_object* l_Lean_Meta_Match_Extension_extension___closed__4;
 uint8_t l_Array_isEmpty___rarg(lean_object*);
 lean_object* l_Lean_Meta_Match_Alt_toMessageData___closed__1;
+lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3(lean_object*);
 lean_object* l_Lean_LocalDecl_toExpr(lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_unify___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_isExprDefEq___at_Lean_Meta_Match_Unify_unify___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -694,7 +690,6 @@ lean_object* l_Lean_Meta_Match_Extension_extension___elambda__1___boxed(lean_obj
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasCtorPattern___boxed(lean_object*);
 lean_object* l_Lean_Meta_matchMatcherApp_x3f___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_MatcherApp_addArg___lambda__4___closed__1;
-lean_object* l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_addTrace___at_Lean_Meta_isLevelDefEq___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processValue_match__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processSkipInaccessible_match__2___rarg(lean_object*, lean_object*, lean_object*);
@@ -750,15 +745,12 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_traceState(lea
 lean_object* l_Lean_Meta_Match_Example_varsToUnderscore_match__1(lean_object*);
 extern lean_object* l_Lean_ResolveName_resolveNamespaceUsingScope___closed__3;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processArrayLit_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_throwErrorAt___at_Lean_Meta_Match_Alt_checkAndReplaceFVarId___spec__1(lean_object*);
-lean_object* l_Lean_Meta_kabstract_visit(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_isNatValueTransition(lean_object*);
 lean_object* l_List_foldr___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasAsPattern___spec__1___boxed(lean_object*, lean_object*);
 lean_object* lean_st_ref_set(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasAsPattern___boxed(lean_object*);
 lean_object* l_Lean_Meta_caseValues(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Lean_Expr_isFVar(lean_object*);
 lean_object* l_List_foldl___main___at_Lean_Meta_Match_Pattern_toMessageData___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Example_replaceFVarId(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processNonVariable___closed__1;
@@ -790,7 +782,6 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_getUElimPos_x3
 lean_object* l_List_replace___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processLeaf___spec__5___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_withMVarContext___at_Lean_Meta_revert___spec__5___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_isValueTransition___boxed(lean_object*);
-lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_substCore___spec__6___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_updateAlts___lambda__3___closed__1;
 lean_object* l_Lean_Meta_Match_withGoalOf___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Alt_checkAndReplaceFVarId___closed__1;
@@ -818,7 +809,7 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_collectValues_
 lean_object* l_Lean_Meta_Match_Unify_occurs___boxed(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_traceStep___closed__1;
 lean_object* l_List_mapM___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoArrayLit_loop___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* lean_expr_abstract(lean_object*, lean_object*);
+lean_object* l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_matchMatcherApp_x3f_match__1(lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasAsPattern_match__1___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoArrayLit___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -873,6 +864,7 @@ lean_object* l_Lean_Meta_Match_processInaccessibleAsCtor_match__1___rarg(lean_ob
 lean_object* l_Lean_Meta_mkAuxDefinition___at_Lean_Meta_Match_mkMatcher___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_toArrayAux___main___rarg(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processConstructor_match__1___rarg(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldl___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processLeaf___spec__4(lean_object*, lean_object*);
 extern lean_object* l_Nat_Inhabited;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processSkipInaccessible_match__1___rarg(lean_object*, lean_object*, lean_object*);
@@ -919,7 +911,6 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_withAltsAux___
 lean_object* l_Lean_Meta_MatcherApp_addArg___lambda__2___closed__2;
 lean_object* l_Lean_throwError___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_process___spec__2___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_filterMapMAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processNonVariable___spec__1___closed__2;
-lean_object* l_Lean_Meta_instantiateMVars___at_Lean_Meta_abstractMVars___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Extension_extension___elambda__2___boxed(lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasAsPattern_match__1(lean_object*);
 lean_object* l_Std_AssocList_foldlM___at_Lean_Meta_Match_Extension_State_addEntry___spec__10(lean_object*, lean_object*);
@@ -953,6 +944,7 @@ lean_object* l_Lean_Meta_Match_Extension_extension___elambda__2(lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_isAltVar(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_hasArrayLitPattern_match__1(lean_object*);
 lean_object* l_List_foldr___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_inLocalDecls___spec__1___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Std_AssocList_find_x3f___at_Lean_Meta_Match_Extension_getMatcherInfo_x3f___spec__6___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Unify_expandIfVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_process___closed__2;
@@ -983,6 +975,7 @@ lean_object* l_Lean_Meta_MatcherApp_addArg___lambda__2___closed__1;
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_throwNonSupported___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_Match_Example_replaceFVarId_match__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_filterAux___main___at___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_expandVarIntoCtor_x3f___spec__2(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_processVariable_match__2___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_updateAlts___lambda__2___closed__1;
@@ -6450,7 +6443,7 @@ lean_closure_set(x_48, 9, x_1);
 lean_closure_set(x_48, 10, x_14);
 lean_closure_set(x_48, 11, x_5);
 x_49 = 0;
-x_50 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_substCore___spec__6___rarg(x_44, x_49, x_38, x_48, x_6, x_7, x_8, x_9, x_46);
+x_50 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_44, x_49, x_38, x_48, x_6, x_7, x_8, x_9, x_46);
 return x_50;
 }
 else
@@ -6493,7 +6486,7 @@ lean_closure_set(x_62, 9, x_1);
 lean_closure_set(x_62, 10, x_14);
 lean_closure_set(x_62, 11, x_5);
 x_63 = 0;
-x_64 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_substCore___spec__6___rarg(x_44, x_63, x_38, x_62, x_6, x_7, x_8, x_9, x_60);
+x_64 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_44, x_63, x_38, x_62, x_6, x_7, x_8, x_9, x_60);
 return x_64;
 }
 }
@@ -14034,13 +14027,13 @@ lean_object* l___private_Lean_Meta_Match_Match_0__Lean_Meta_Match_unify_x3f(lean
 _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; 
-x_9 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_abstractMVars___spec__1(x_2, x_4, x_5, x_6, x_7, x_8);
+x_9 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(x_2, x_4, x_5, x_6, x_7, 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_Meta_instantiateMVars___at_Lean_Meta_abstractMVars___spec__1(x_3, x_4, x_5, x_6, x_7, x_11);
+x_12 = l_Lean_Meta_instantiateMVars___at_Lean_Meta_generalizeTelescope___spec__1(x_3, x_4, x_5, x_6, x_7, x_11);
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 x_14 = lean_ctor_get(x_12, 1);
@@ -21059,7 +21052,7 @@ lean_closure_set(x_18, 3, x_3);
 lean_closure_set(x_18, 4, x_4);
 lean_closure_set(x_18, 5, x_15);
 x_19 = 0;
-x_20 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_substCore___spec__6___rarg(x_17, x_19, x_3, x_18, x_7, x_8, x_9, x_10, x_11);
+x_20 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_17, x_19, x_3, x_18, x_7, x_8, x_9, x_10, x_11);
 return x_20;
 }
 else
@@ -30172,7 +30165,7 @@ lean_closure_set(x_16, 5, x_5);
 lean_closure_set(x_16, 6, x_14);
 x_17 = l_Lean_Meta_Match_mkMatcher___lambda__3___closed__2;
 x_18 = 0;
-x_19 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_substCore___spec__6___rarg(x_17, x_18, x_14, x_16, x_7, x_8, x_9, x_10, x_15);
+x_19 = l_Lean_Meta_withLocalDecl___at_Lean_Meta_GeneralizeTelescope_generalizeTelescopeAux___spec__1___rarg(x_17, x_18, x_14, x_16, x_7, x_8, x_9, x_10, x_15);
 return x_19;
 }
 else
@@ -31517,120 +31510,7 @@ x_2 = lean_alloc_closure((void*)(l_Lean_Meta_MatcherApp_addArg_match__2___rarg),
 return x_2;
 }
 }
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___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* x_8) {
-_start:
-{
-uint8_t x_9; uint8_t x_34; 
-x_34 = l_Lean_Expr_isFVar(x_2);
-if (x_34 == 0)
-{
-uint8_t x_35; 
-x_35 = 0;
-x_9 = x_35;
-goto block_33;
-}
-else
-{
-lean_object* x_36; uint8_t x_37; 
-x_36 = lean_box(0);
-x_37 = l_Lean_Occurrences_beq(x_3, x_36);
-x_9 = x_37;
-goto block_33;
-}
-block_33:
-{
-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; 
-x_10 = l_Lean_Expr_toHeadIndex___main(x_2);
-x_11 = lean_unsigned_to_nat(0u);
-x_12 = l___private_Lean_HeadIndex_1__headNumArgsAux___main(x_2, x_11);
-x_13 = lean_unsigned_to_nat(1u);
-x_14 = lean_st_mk_ref(x_13, 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_Meta_kabstract_visit(x_2, x_3, x_10, x_12, x_1, x_11, x_15, x_4, x_5, x_6, x_7, x_16);
-lean_dec(x_12);
-lean_dec(x_10);
-if (lean_obj_tag(x_17) == 0)
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-x_18 = lean_ctor_get(x_17, 0);
-lean_inc(x_18);
-x_19 = lean_ctor_get(x_17, 1);
-lean_inc(x_19);
-lean_dec(x_17);
-x_20 = lean_st_ref_get(x_15, x_19);
-lean_dec(x_15);
-x_21 = !lean_is_exclusive(x_20);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_20, 0);
-lean_dec(x_22);
-lean_ctor_set(x_20, 0, x_18);
-return x_20;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_20, 1);
-lean_inc(x_23);
-lean_dec(x_20);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_18);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-uint8_t x_25; 
-lean_dec(x_15);
-x_25 = !lean_is_exclusive(x_17);
-if (x_25 == 0)
-{
-return x_17;
-}
-else
-{
-lean_object* x_26; lean_object* x_27; lean_object* x_28; 
-x_26 = lean_ctor_get(x_17, 0);
-x_27 = lean_ctor_get(x_17, 1);
-lean_inc(x_27);
-lean_inc(x_26);
-lean_dec(x_17);
-x_28 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_28, 0, x_26);
-lean_ctor_set(x_28, 1, x_27);
-return x_28;
-}
-}
-}
-else
-{
-lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; 
-lean_dec(x_7);
-lean_dec(x_6);
-lean_dec(x_5);
-lean_dec(x_4);
-x_29 = l_Lean_mkOptionalNode___closed__2;
-x_30 = lean_array_push(x_29, x_2);
-x_31 = lean_expr_abstract(x_1, x_30);
-lean_dec(x_30);
-lean_dec(x_1);
-x_32 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_32, 0, x_31);
-lean_ctor_set(x_32, 1, x_8);
-return x_32;
-}
-}
-}
-}
-lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8, lean_object* x_9) {
+lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___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* x_8, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; uint8_t x_11; 
@@ -31651,7 +31531,7 @@ lean_inc(x_8);
 lean_inc(x_7);
 lean_inc(x_6);
 lean_inc(x_5);
-x_19 = l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___spec__1(x_4, x_17, x_18, x_5, x_6, x_7, x_8, x_9);
+x_19 = l_Lean_Meta_kabstract___at_Lean_Meta_GeneralizeTelescope_updateTypes___spec__1(x_4, x_17, x_18, x_5, x_6, x_7, x_8, x_9);
 if (lean_obj_tag(x_19) == 0)
 {
 lean_object* x_20; lean_object* x_21; lean_object* x_22; 
@@ -31712,7 +31592,7 @@ return x_28;
 }
 }
 }
-lean_object* l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___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_mkArrow___at_Lean_Meta_MatcherApp_addArg___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; uint8_t x_10; 
@@ -31745,7 +31625,7 @@ return x_18;
 }
 }
 }
-lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4___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* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3___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:
 {
 uint8_t x_8; lean_object* x_9; 
@@ -31797,11 +31677,11 @@ return x_17;
 }
 }
 }
-lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4(lean_object* x_1) {
+lean_object* l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
-x_2 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4___rarg), 7, 0);
+x_2 = lean_alloc_closure((void*)(l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3___rarg), 7, 0);
 return x_2;
 }
 }
@@ -32243,7 +32123,7 @@ lean_inc(x_9);
 lean_inc(x_8);
 lean_inc(x_7);
 lean_inc(x_6);
-x_16 = l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__2(x_2, x_3, x_15, x_12, x_6, x_7, x_8, x_9, x_13);
+x_16 = l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__1(x_2, x_3, x_15, x_12, x_6, x_7, x_8, x_9, x_13);
 if (lean_obj_tag(x_16) == 0)
 {
 lean_object* x_17; lean_object* x_18; lean_object* x_19; lean_object* x_20; 
@@ -32252,7 +32132,7 @@ lean_inc(x_17);
 x_18 = lean_ctor_get(x_16, 1);
 lean_inc(x_18);
 lean_dec(x_16);
-x_19 = l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__3(x_17, x_4, x_6, x_7, x_8, x_9, x_18);
+x_19 = l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__2(x_17, x_4, x_6, x_7, x_8, x_9, x_18);
 x_20 = lean_ctor_get(x_2, 2);
 lean_inc(x_20);
 if (lean_obj_tag(x_20) == 0)
@@ -32487,34 +32367,25 @@ lean_inc(x_8);
 x_9 = lean_alloc_closure((void*)(l_Lean_Meta_MatcherApp_addArg___lambda__4), 9, 2);
 lean_closure_set(x_9, 0, x_2);
 lean_closure_set(x_9, 1, x_1);
-x_10 = l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__4___rarg(x_8, x_9, x_3, x_4, x_5, x_6, x_7);
+x_10 = l_Lean_Meta_lambdaTelescope___at_Lean_Meta_MatcherApp_addArg___spec__3___rarg(x_8, x_9, x_3, x_4, x_5, x_6, x_7);
 return x_10;
 }
 }
-lean_object* l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
-_start:
-{
-lean_object* x_9; 
-x_9 = l_Lean_Meta_kabstract___at_Lean_Meta_MatcherApp_addArg___spec__1(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
-lean_dec(x_3);
-return x_9;
-}
-}
-lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___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* x_8, lean_object* x_9) {
+lean_object* l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___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, lean_object* x_9) {
 _start:
 {
 lean_object* x_10; 
-x_10 = l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__2(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8, x_9);
+x_10 = l_Nat_foldRevMAux___main___at_Lean_Meta_MatcherApp_addArg___spec__1(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_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___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_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___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_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___spec__3(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
+x_8 = l_Lean_Meta_mkArrow___at_Lean_Meta_MatcherApp_addArg___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);