diff --git a/stage0/src/Init/Lean/Meta/Tactic/Clear.lean b/stage0/src/Init/Lean/Meta/Tactic/Clear.lean
index 9e2c9da06b..1480cbf40e 100644
--- a/stage0/src/Init/Lean/Meta/Tactic/Clear.lean
+++ b/stage0/src/Init/Lean/Meta/Tactic/Clear.lean
@@ -19,10 +19,10 @@ withMVarContext mvarId $ do
   mctx ← getMCtx;
   lctx.forM $ fun localDecl =>
     unless (localDecl.fvarId == fvarId) $
-      when (mctx.localDeclDependsOn (fun fvarId' => fvarId' == fvarId) localDecl) $
+      when (mctx.localDeclDependsOn localDecl fvarId) $
         throwTacticEx `clear mvarId ("hypothesis '" ++ localDecl.value ++ "' depends on '" ++ mkFVar fvarId ++ "'");
   mvarDecl ← getMVarDecl mvarId;
-  when (mctx.exprDependsOn (fun fvarId' => fvarId' == fvarId) mvarDecl.type) $
+  when (mctx.exprDependsOn mvarDecl.type fvarId) $
     throwTacticEx `clear mvarId ("taget depends on '" ++ mkFVar fvarId ++ "'");
   let lctx := lctx.erase fvarId;
   localInsts ← getLocalInstances;
diff --git a/stage0/src/Init/Lean/MetavarContext.lean b/stage0/src/Init/Lean/MetavarContext.lean
index 6148e5d464..433a30add8 100644
--- a/stage0/src/Init/Lean/MetavarContext.lean
+++ b/stage0/src/Init/Lean/MetavarContext.lean
@@ -624,16 +624,23 @@ end DependsOn
   1- If `?m := t`, then we visit `t` looking for `x`
   2- If `?m` is unassigned, then we consider the worst case and check whether `x` is in the local context of `?m`.
      This case is a "may dependency". That is, we may assign a term `t` to `?m` s.t. `t` contains `x`. -/
-@[inline] def exprDependsOn (mctx : MetavarContext) (p : FVarId → Bool) (e : Expr) : Bool :=
+@[inline] def findExprDependsOn (mctx : MetavarContext) (e : Expr) (p : FVarId → Bool) : Bool :=
 (DependsOn.main mctx p e).run' {}
 
 /--
   Similar to `exprDependsOn`, but checks the expressions in the given local declaration
   depends on a free variable `x` s.t. `p x` is `true`. -/
-@[inline] def localDeclDependsOn (mctx : MetavarContext) (p : FVarId → Bool) : LocalDecl → Bool
-| LocalDecl.cdecl _ _ _ type _     => exprDependsOn mctx p type
+@[inline] def findLocalDeclDependsOn (mctx : MetavarContext) (localDecl : LocalDecl) (p : FVarId → Bool) : Bool :=
+match localDecl with
+| LocalDecl.cdecl _ _ _ type _     => findExprDependsOn mctx type p
 | LocalDecl.ldecl _ _ _ type value => (DependsOn.main mctx p type <||> DependsOn.main mctx p value).run' {}
 
+def exprDependsOn (mctx : MetavarContext) (e : Expr) (fvarId : FVarId) : Bool :=
+findExprDependsOn mctx e $ fun fvarId' => fvarId == fvarId'
+
+def localDeclDependsOn (mctx : MetavarContext) (localDecl : LocalDecl) (fvarId : FVarId) : Bool :=
+findLocalDeclDependsOn mctx localDecl $ fun fvarId' => fvarId == fvarId'
+
 namespace MkBinding
 
 inductive Exception
@@ -695,7 +702,7 @@ else do
       i.forM $ fun j =>
         let prevFVar := toRevert.get! j;
         let prevDecl := lctx.getFVar! prevFVar;
-        when (localDeclDependsOn mctx (fun fvarId => fvarId == fvar.fvarId!) prevDecl) $
+        when (localDeclDependsOn mctx prevDecl fvar.fvarId!) $
           throw (Exception.revertFailure mctx lctx toRevert prevDecl)
   };
   let newToRevert      := if preserveOrder then toRevert else Array.mkEmpty toRevert.size;
@@ -706,7 +713,7 @@ else do
       if skipFirst && decl.index == firstDeclToVisit.index then pure newToRevert
       else if toRevert.any (fun x => decl.fvarId == x.fvarId!) then
         pure (newToRevert.push decl.toExpr)
-      else if localDeclDependsOn mctx (fun fvarId => newToRevert.any $ fun x => x.fvarId! == fvarId) decl then
+      else if findLocalDeclDependsOn mctx decl (fun fvarId => newToRevert.any $ fun x => x.fvarId! == fvarId) then
         if decl.binderInfo.isAuxDecl then
           throw (Exception.revertFailure mctx lctx toRevert decl)
         else
@@ -791,7 +798,7 @@ pure mvarId
 
 /-- Return true iff some `e` in `es` depends on `fvarId` -/
 private def anyDependsOn (mctx : MetavarContext) (es : Array Expr) (fvarId : FVarId) : Bool :=
-es.any $ fun e => exprDependsOn mctx (fun fvarId' => fvarId == fvarId') e
+es.any $ fun e => exprDependsOn mctx e fvarId
 
 private partial def elimMVarDepsApp (elimMVarDepsAux : Expr → M Expr) (xs : Array Expr) : Expr → Array Expr → M Expr
 | f, args =>
diff --git a/stage0/stdlib/Init/Lean/Elab/App.c b/stage0/stdlib/Init/Lean/Elab/App.c
index d0c335a5f3..690aa9f037 100644
--- a/stage0/stdlib/Init/Lean/Elab/App.c
+++ b/stage0/stdlib/Init/Lean/Elab/App.c
@@ -116,6 +116,7 @@ lean_object* l___private_Init_Lean_Elab_App_12__throwLValError___rarg(lean_objec
 lean_object* l_Lean_Elab_Term_getOptions(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_9__propagateExpectedType(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_mkTermIdFromIdent___closed__2;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 extern lean_object* l_Lean_Parser_Term_proj___elambda__1___closed__2;
 lean_object* l___private_Init_Lean_Elab_App_17__addLValArg___main___closed__9;
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_Elab_App_26__expandApp___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -266,7 +267,6 @@ lean_object* l_Lean_mkLevelSucc(lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__9;
 lean_object* l_Lean_Elab_Term_getLCtx(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_elabSortApp(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__27;
@@ -5767,7 +5767,7 @@ lean_ctor_set(x_82, 0, x_65);
 x_83 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_83, 0, x_81);
 lean_ctor_set(x_83, 1, x_82);
-x_84 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_84 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_85 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_85, 0, x_83);
 lean_ctor_set(x_85, 1, x_84);
@@ -5826,7 +5826,7 @@ lean_ctor_set(x_99, 0, x_65);
 x_100 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_100, 0, x_98);
 lean_ctor_set(x_100, 1, x_99);
-x_101 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_101 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_102 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_102, 0, x_100);
 lean_ctor_set(x_102, 1, x_101);
@@ -5902,7 +5902,7 @@ lean_ctor_set(x_117, 0, x_65);
 x_118 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_118, 0, x_116);
 lean_ctor_set(x_118, 1, x_117);
-x_119 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_119 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_120 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_120, 0, x_118);
 lean_ctor_set(x_120, 1, x_119);
@@ -5962,7 +5962,7 @@ lean_ctor_set(x_135, 0, x_65);
 x_136 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_136, 0, x_134);
 lean_ctor_set(x_136, 1, x_135);
-x_137 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_137 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_138 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_138, 0, x_136);
 lean_ctor_set(x_138, 1, x_137);
@@ -6066,7 +6066,7 @@ lean_ctor_set(x_165, 0, x_148);
 x_166 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_166, 0, x_164);
 lean_ctor_set(x_166, 1, x_165);
-x_167 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_167 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_168 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_168, 0, x_166);
 lean_ctor_set(x_168, 1, x_167);
@@ -6125,7 +6125,7 @@ lean_ctor_set(x_182, 0, x_148);
 x_183 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_183, 0, x_181);
 lean_ctor_set(x_183, 1, x_182);
-x_184 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_184 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_185 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_185, 0, x_183);
 lean_ctor_set(x_185, 1, x_184);
@@ -6201,7 +6201,7 @@ lean_ctor_set(x_200, 0, x_148);
 x_201 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_201, 0, x_199);
 lean_ctor_set(x_201, 1, x_200);
-x_202 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_202 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_203 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_203, 0, x_201);
 lean_ctor_set(x_203, 1, x_202);
@@ -6261,7 +6261,7 @@ lean_ctor_set(x_218, 0, x_148);
 x_219 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_219, 0, x_217);
 lean_ctor_set(x_219, 1, x_218);
-x_220 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_220 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_221 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_221, 0, x_219);
 lean_ctor_set(x_221, 1, x_220);
@@ -6395,7 +6395,7 @@ lean_ctor_set(x_252, 0, x_235);
 x_253 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_253, 0, x_251);
 lean_ctor_set(x_253, 1, x_252);
-x_254 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_254 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_255 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_255, 0, x_253);
 lean_ctor_set(x_255, 1, x_254);
@@ -6460,7 +6460,7 @@ lean_ctor_set(x_270, 0, x_235);
 x_271 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_271, 0, x_269);
 lean_ctor_set(x_271, 1, x_270);
-x_272 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_272 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_273 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_273, 0, x_271);
 lean_ctor_set(x_273, 1, x_272);
@@ -6576,7 +6576,7 @@ lean_ctor_set(x_300, 0, x_283);
 x_301 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_301, 0, x_299);
 lean_ctor_set(x_301, 1, x_300);
-x_302 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_302 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_303 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_303, 0, x_301);
 lean_ctor_set(x_303, 1, x_302);
@@ -6641,7 +6641,7 @@ lean_ctor_set(x_318, 0, x_283);
 x_319 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_319, 0, x_317);
 lean_ctor_set(x_319, 1, x_318);
-x_320 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_320 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_321 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_321, 0, x_319);
 lean_ctor_set(x_321, 1, x_320);
@@ -6748,7 +6748,7 @@ x_341 = l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__28;
 x_342 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_342, 0, x_341);
 lean_ctor_set(x_342, 1, x_340);
-x_343 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_343 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_344 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_344, 0, x_342);
 lean_ctor_set(x_344, 1, x_343);
@@ -6791,7 +6791,7 @@ x_353 = l___private_Init_Lean_Elab_App_13__resolveLValAux___closed__28;
 x_354 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_354, 0, x_353);
 lean_ctor_set(x_354, 1, x_352);
-x_355 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_355 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_356 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_356, 0, x_354);
 lean_ctor_set(x_356, 1, x_355);
@@ -7644,7 +7644,7 @@ x_37 = l___private_Init_Lean_Elab_App_17__addLValArg___main___closed__12;
 x_38 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_38, 0, x_37);
 lean_ctor_set(x_38, 1, x_36);
-x_39 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_39 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_40 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_40, 0, x_38);
 lean_ctor_set(x_40, 1, x_39);
diff --git a/stage0/stdlib/Init/Lean/Elab/Command.c b/stage0/stdlib/Init/Lean/Elab/Command.c
index 6f7d95ceb8..cf090a5fc4 100644
--- a/stage0/stdlib/Init/Lean/Elab/Command.c
+++ b/stage0/stdlib/Init/Lean/Elab/Command.c
@@ -176,6 +176,7 @@ lean_object* l_Lean_Elab_Command_declareBuiltinCommandElab(lean_object*, lean_ob
 lean_object* l___regBuiltinCommandElab_Lean_Elab_Command_elabUniverses___closed__1;
 lean_object* l_Array_iterateMAux___main___at_Lean_Elab_Command_elabOpenOnly___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_Lean_Elab_MonadMacroAdapter___closed__1;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 lean_object* l_Lean_Elab_Command_State_inhabited___closed__1;
 lean_object* l_Array_foldlStepMAux___main___at_Lean_Elab_Term_elabParen___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__1;
@@ -404,7 +405,6 @@ lean_object* lean_environment_main_module(lean_object*);
 lean_object* l___regBuiltinCommandElab_Lean_Elab_Command_elabOpen___closed__1;
 lean_object* l_Lean_Elab_Command_elabVariables___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabExport___closed__1;
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Command_getScope(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Command_elabEnd___closed__6;
 lean_object* l_Lean_Elab_Command_elabExport___boxed(lean_object*, lean_object*, lean_object*);
@@ -12960,7 +12960,7 @@ x_9 = l_Lean_Elab_Command_logUnknownDecl___closed__2;
 x_10 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_10, 0, x_9);
 lean_ctor_set(x_10, 1, x_8);
-x_11 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_11 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_12 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_12, 0, x_10);
 lean_ctor_set(x_12, 1, x_11);
diff --git a/stage0/stdlib/Init/Lean/Elab/StructInst.c b/stage0/stdlib/Init/Lean/Elab/StructInst.c
index bf7a2fc904..12f7e7a827 100644
--- a/stage0/stdlib/Init/Lean/Elab/StructInst.c
+++ b/stage0/stdlib/Init/Lean/Elab/StructInst.c
@@ -119,6 +119,7 @@ lean_object* l_Lean_Elab_Term_whnf(lean_object*, lean_object*, lean_object*, lea
 lean_object* l_Lean_Elab_Term_StructInst_FieldLHS_toSyntax___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_FieldLHS_hasFormat(lean_object*);
 extern lean_object* l_Lean_mkTermIdFromIdent___closed__2;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 lean_object* l_Lean_Elab_Term_StructInst_Source_isNone___boxed(lean_object*);
 lean_object* l___private_Init_Lean_Elab_StructInst_4__elabModifyOp___closed__1;
 extern lean_object* l_Lean_Parser_Term_proj___elambda__1___closed__2;
@@ -242,7 +243,6 @@ lean_object* l_Lean_Elab_Term_StructInst_formatField___closed__1;
 lean_object* l_List_map___main___at___private_Init_Lean_Elab_StructInst_7__mkStructView___spec__3(lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Source_hasFormat___closed__1;
 lean_object* l_Lean_Syntax_setArg(lean_object*, lean_object*, lean_object*);
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_StructInst_Struct_modifyFieldsM___rarg___lambda__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_StructInst_Source_hasFormat___closed__4;
 lean_object* l_AssocList_find___main___at___private_Init_Lean_Elab_StructInst_12__mkFieldMap___spec__2___boxed(lean_object*, lean_object*);
@@ -10003,7 +10003,7 @@ lean_dec(x_8);
 lean_dec(x_2);
 x_34 = lean_alloc_ctor(4, 1, 0);
 lean_ctor_set(x_34, 0, x_31);
-x_35 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_35 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_36 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_36, 0, x_35);
 lean_ctor_set(x_36, 1, x_34);
@@ -11412,7 +11412,7 @@ lean_ctor_set(x_14, 0, x_2);
 x_15 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_15, 0, x_13);
 lean_ctor_set(x_15, 1, x_14);
-x_16 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_16 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_17 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_17, 0, x_15);
 lean_ctor_set(x_17, 1, x_16);
diff --git a/stage0/stdlib/Init/Lean/Elab/Syntax.c b/stage0/stdlib/Init/Lean/Elab/Syntax.c
index d30cef927a..f7f2bb0932 100644
--- a/stage0/stdlib/Init/Lean/Elab/Syntax.c
+++ b/stage0/stdlib/Init/Lean/Elab/Syntax.c
@@ -177,6 +177,7 @@ lean_object* l_Lean_Elab_addBuiltinMacro(lean_object*, lean_object*, lean_object
 uint8_t l_Lean_Parser_leadingIdentAsSymbol(lean_object*, lean_object*);
 extern lean_object* l_Lean_mkTermIdFromIdent___closed__2;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__16;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 extern lean_object* l_Lean_Parser_Command_macro__rules___elambda__1___closed__1;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__49;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__105;
@@ -395,7 +396,6 @@ lean_object* l_Lean_Syntax_setArg(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__18;
 lean_object* l_Lean_Elab_Command_elabNoKindMacroRulesAux___closed__3;
 lean_object* l_Lean_Elab_Term_toParserDescrAux___main___closed__3;
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 extern lean_object* l_Lean_Parser_Syntax_sepBy1___elambda__1___closed__1;
 uint8_t l_Lean_Parser_isParserCategory(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_Elab_Syntax_5__withoutLeftRec___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -6717,7 +6717,7 @@ x_1633 = l_Lean_Elab_Term_toParserDescrAux___main___closed__118;
 x_1634 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_1634, 0, x_1633);
 lean_ctor_set(x_1634, 1, x_1632);
-x_1635 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_1635 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_1636 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_1636, 0, x_1634);
 lean_ctor_set(x_1636, 1, x_1635);
@@ -8187,7 +8187,7 @@ x_378 = l_Lean_Elab_Term_toParserDescrAux___main___closed__118;
 x_379 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_379, 0, x_378);
 lean_ctor_set(x_379, 1, x_377);
-x_380 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_380 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_381 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_381, 0, x_379);
 lean_ctor_set(x_381, 1, x_380);
@@ -9743,7 +9743,7 @@ x_19 = l_Lean_Elab_Command_elabMacroRulesAux___lambda__1___closed__3;
 x_20 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_20, 0, x_19);
 lean_ctor_set(x_20, 1, x_18);
-x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_22 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_22, 0, x_20);
 lean_ctor_set(x_22, 1, x_21);
@@ -9769,7 +9769,7 @@ x_27 = l_Lean_Elab_Command_elabMacroRulesAux___lambda__1___closed__6;
 x_28 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_28, 0, x_27);
 lean_ctor_set(x_28, 1, x_26);
-x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_30 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_30, 0, x_28);
 lean_ctor_set(x_30, 1, x_29);
diff --git a/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c b/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
index 34eca231ff..faafc7f9f7 100644
--- a/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
+++ b/stage0/stdlib/Init/Lean/Elab/Tactic/Basic.c
@@ -134,6 +134,7 @@ lean_object* l___private_Init_Lean_Elab_Tactic_Basic_3__getIntrosSize___main___b
 lean_object* l_Lean_Elab_Tactic_getMainGoal___closed__2;
 lean_object* l___private_Init_Lean_Elab_Tactic_Basic_3__getIntrosSize(lean_object*);
 lean_object* l_Lean_Elab_Tactic_monadLog___closed__3;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__1;
 lean_object* l_Lean_Meta_intro(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_tagUntaggedGoals___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -312,7 +313,6 @@ extern lean_object* l_Lean_Elab_macroAttribute;
 lean_object* l_Lean_Elab_Tactic_liftMetaTactic(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Tactic_evalTactic___main___closed__1;
 lean_object* lean_environment_main_module(lean_object*);
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Tactic_evalTactic___main___lambda__1___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_empty___at_Lean_Elab_Tactic_mkBuiltinTacticTable___spec__3;
 lean_object* l_Lean_Elab_Tactic_evalRevert___closed__1;
@@ -15137,7 +15137,7 @@ x_25 = l_Array_umapMAux___main___at_Lean_Elab_Tactic_evalRevert___spec__1___clos
 x_26 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_26, 0, x_25);
 lean_ctor_set(x_26, 1, x_24);
-x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_28 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_28, 0, x_26);
 lean_ctor_set(x_28, 1, x_27);
diff --git a/stage0/stdlib/Init/Lean/Elab/Term.c b/stage0/stdlib/Init/Lean/Elab/Term.c
index 87b453b32e..b42e6aade3 100644
--- a/stage0/stdlib/Init/Lean/Elab/Term.c
+++ b/stage0/stdlib/Init/Lean/Elab/Term.c
@@ -256,6 +256,7 @@ lean_object* l_Lean_Elab_Term_monadLog___lambda__1___boxed(lean_object*, lean_ob
 lean_object* l_Lean_Elab_Term_elabParen___closed__1;
 lean_object* l_Lean_Elab_Term_elabListLit___closed__1;
 extern lean_object* l_Lean_mkTermIdFromIdent___closed__2;
+extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 lean_object* l_Array_foldlStepMAux___main___at_Lean_Elab_Term_elabParen___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_liftMetaM(lean_object*);
 extern lean_object* l_Lean_PersistentEnvExtension_inhabited___rarg___closed__1;
@@ -589,7 +590,6 @@ lean_object* l_Lean_Elab_Term_withReducible(lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_Elab_Term_addBuiltinTermElab___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_TermElabM_inhabited___rarg(lean_object*);
 uint8_t l_Lean_Expr_isMVar(lean_object*);
-extern lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
 lean_object* l_Lean_Elab_Term_monadLog___closed__9;
 lean_object* l_Lean_Meta_mkFreshExprMVar(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Lean_Elab_Term_mkConst___closed__5;
@@ -23935,7 +23935,7 @@ x_11 = l_Lean_Elab_Term_mkConst___closed__2;
 x_12 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_12, 0, x_11);
 lean_ctor_set(x_12, 1, x_10);
-x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_14 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_14, 0, x_12);
 lean_ctor_set(x_14, 1, x_13);
@@ -24419,7 +24419,7 @@ x_30 = l_Lean_Elab_Term_resolveName___closed__3;
 x_31 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_31, 0, x_30);
 lean_ctor_set(x_31, 1, x_29);
-x_32 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
+x_32 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
 x_33 = lean_alloc_ctor(9, 2, 0);
 lean_ctor_set(x_33, 0, x_31);
 lean_ctor_set(x_33, 1, x_32);
diff --git a/stage0/stdlib/Init/Lean/Meta/SynthInstance.c b/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
index a36080f213..d44ed1d312 100644
--- a/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
+++ b/stage0/stdlib/Init/Lean/Meta/SynthInstance.c
@@ -281,7 +281,6 @@ lean_object* l_Lean_mkApp(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_newSubgoal___closed__2;
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_synth___main___closed__8;
-extern lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
 lean_object* l_Array_umapMAux___main___at_Lean_Meta_SynthInstance_getInstances___spec__2___closed__1;
 lean_object* l_List_foldlM___main___at___private_Init_Lean_Meta_SynthInstance_3__preprocessLevels___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_addContext___boxed(lean_object*, lean_object*, lean_object*);
@@ -289,6 +288,7 @@ lean_object* l___private_Init_Lean_Util_Trace_5__checkTraceOptionM___at_Lean_Met
 lean_object* l_Lean_Meta_SynthInstance_Waiter_isRoot___boxed(lean_object*);
 uint8_t l_AssocList_contains___main___at_Lean_Meta_SynthInstance_MkTableKey_normLevel___main___spec__4(lean_object*, lean_object*);
 lean_object* lean_panic_fn(lean_object*, lean_object*);
+extern lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1;
 lean_object* l_Lean_MetavarContext_incDepth(lean_object*);
 uint8_t l_Lean_TagAttribute_hasTag(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_SynthInstance_getResult___boxed(lean_object*);
@@ -398,7 +398,7 @@ lean_object* l_Lean_Meta_SynthInstance_mkInferTCGoalsLRAttr___lambda__1(lean_obj
 _start:
 {
 lean_object* x_3; 
-x_3 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
+x_3 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1;
 return x_3;
 }
 }
diff --git a/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c b/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c
index f39585b1bd..51fe5a29bb 100644
--- a/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c
+++ b/stage0/stdlib/Init/Lean/Meta/Tactic/Clear.c
@@ -13,6740 +13,81 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__53___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__73___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__47___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_mvarId_x21(lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57___boxed(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__95(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45(lean_object*, lean_object*);
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_clear___closed__5;
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__38___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_eraseIdx___rarg(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__72___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__30(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* lean_metavar_ctx_get_expr_assignment(lean_object*, lean_object*);
 lean_object* lean_local_ctx_erase(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88___boxed(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_getMVarTag(lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Meta_clear___closed__3;
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2___boxed(lean_object*, lean_object*);
-uint8_t l_Lean_Expr_isApp(lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__49(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__2(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalContext_contains(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106___boxed(lean_object*, lean_object*);
+uint8_t l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__15(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Meta_clear___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__81___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__63___boxed(lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__96(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4;
 lean_object* l_Lean_LocalDecl_value(lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__55___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
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-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14(lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1;
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalInstance_beq(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__90___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Lean_MetavarContext_getDecl(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-extern lean_object* l_HashMap_Inhabited___closed__1;
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Lean_Expr_hasFVar(lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(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_clear___spec__67(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_6__visit_x3f(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__35(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__40___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__7(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7;
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__7___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3;
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__9(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_clear___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__20(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__28(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__29(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__30(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__26(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__30(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__26(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__34(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__35(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__34(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__35(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__36(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__32(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__36(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__32(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__8(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -6775,7 +116,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
+x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
 lean_dec(x_13);
 if (lean_obj_tag(x_14) == 0)
 {
@@ -6820,7 +161,7 @@ return x_22;
 }
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1() {
 _start:
 {
 lean_object* x_1; 
@@ -6828,27 +169,27 @@ x_1 = lean_mk_string("hypothesis '");
 return x_1;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1;
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1;
 x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2;
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4() {
 _start:
 {
 lean_object* x_1; 
@@ -6856,27 +197,27 @@ x_1 = lean_mk_string("' depends on '");
 return x_1;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4;
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4;
 x_2 = lean_alloc_ctor(2, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5;
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -6886,17 +227,17 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8() {
+lean_object* _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
-x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7;
+x_1 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7;
 x_2 = lean_alloc_ctor(0, 1, 0);
 lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__41(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -6932,29 +273,82 @@ goto _start;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+lean_object* x_17; lean_object* x_18; uint8_t x_19; 
 x_17 = lean_ctor_get(x_13, 0);
 lean_inc(x_17);
 lean_dec(x_13);
-x_36 = l_Lean_LocalDecl_fvarId(x_17);
-x_37 = lean_name_eq(x_36, x_2);
-lean_dec(x_36);
+x_18 = l_Lean_LocalDecl_fvarId(x_17);
+x_19 = lean_name_eq(x_18, x_2);
+lean_dec(x_18);
+if (x_19 == 0)
+{
+lean_object* x_20; uint8_t x_21; 
+lean_inc(x_17);
+lean_inc(x_4);
+x_20 = l_Lean_MetavarContext_localDeclDependsOn(x_4, x_17, x_2);
+x_21 = lean_unbox(x_20);
+lean_dec(x_20);
+if (x_21 == 0)
+{
+lean_object* x_22; lean_object* x_23; 
+lean_dec(x_17);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_6, x_22);
+lean_dec(x_6);
+x_6 = x_23;
+goto _start;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_25 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_26);
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+x_31 = l_Lean_mkFVar(x_2);
+x_32 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_30);
+lean_ctor_set(x_33, 1, x_32);
+x_34 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_35 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+x_36 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_35, x_7, x_8);
+x_37 = !lean_is_exclusive(x_36);
 if (x_37 == 0)
 {
-if (lean_obj_tag(x_17) == 0)
+return x_36;
+}
+else
 {
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_17, 3);
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
 lean_inc(x_38);
-x_39 = l_Lean_Expr_hasFVar(x_38);
-if (x_39 == 0)
-{
-uint8_t x_40; 
-x_40 = l_Lean_Expr_hasMVar(x_38);
-if (x_40 == 0)
+lean_dec(x_36);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+}
+else
 {
 lean_object* x_41; lean_object* x_42; 
-lean_dec(x_38);
 lean_dec(x_17);
 x_41 = lean_unsigned_to_nat(1u);
 x_42 = lean_nat_add(x_6, x_41);
@@ -6962,286 +356,11 @@ lean_dec(x_6);
 x_6 = x_42;
 goto _start;
 }
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_2, x_4, x_38, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-lean_dec(x_45);
-x_47 = lean_unbox(x_46);
-lean_dec(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; lean_object* x_49; 
-lean_dec(x_17);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_6, x_48);
-lean_dec(x_6);
-x_6 = x_49;
-goto _start;
-}
-else
-{
-lean_object* x_51; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_51 = lean_box(0);
-x_18 = x_51;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_52 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_2, x_4, x_38, x_52);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-lean_dec(x_53);
-x_55 = lean_unbox(x_54);
-lean_dec(x_54);
-if (x_55 == 0)
-{
-lean_object* x_56; lean_object* x_57; 
-lean_dec(x_17);
-x_56 = lean_unsigned_to_nat(1u);
-x_57 = lean_nat_add(x_6, x_56);
-lean_dec(x_6);
-x_6 = x_57;
-goto _start;
-}
-else
-{
-lean_object* x_59; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_59 = lean_box(0);
-x_18 = x_59;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
-x_60 = lean_ctor_get(x_17, 3);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_17, 4);
-lean_inc(x_61);
-x_85 = l_Lean_Expr_hasFVar(x_60);
-if (x_85 == 0)
-{
-uint8_t x_86; 
-x_86 = l_Lean_Expr_hasMVar(x_60);
-if (x_86 == 0)
-{
-uint8_t x_87; lean_object* x_88; 
-lean_dec(x_60);
-x_87 = 0;
-x_88 = l_HashMap_Inhabited___closed__1;
-x_62 = x_87;
-x_63 = x_88;
-goto block_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
-x_89 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_2, x_4, x_60, x_89);
-x_91 = lean_ctor_get(x_90, 0);
-lean_inc(x_91);
-x_92 = lean_ctor_get(x_90, 1);
-lean_inc(x_92);
-lean_dec(x_90);
-x_93 = lean_unbox(x_91);
-lean_dec(x_91);
-x_62 = x_93;
-x_63 = x_92;
-goto block_84;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
-x_94 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_2, x_4, x_60, x_94);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_95, 1);
-lean_inc(x_97);
-lean_dec(x_95);
-x_98 = lean_unbox(x_96);
-lean_dec(x_96);
-x_62 = x_98;
-x_63 = x_97;
-goto block_84;
-}
-block_84:
-{
-if (x_62 == 0)
-{
-uint8_t x_64; 
-x_64 = l_Lean_Expr_hasFVar(x_61);
-if (x_64 == 0)
-{
-uint8_t x_65; 
-x_65 = l_Lean_Expr_hasMVar(x_61);
-if (x_65 == 0)
-{
-lean_object* x_66; lean_object* x_67; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_17);
-x_66 = lean_unsigned_to_nat(1u);
-x_67 = lean_nat_add(x_6, x_66);
-lean_dec(x_6);
-x_6 = x_67;
-goto _start;
-}
-else
-{
-lean_object* x_69; lean_object* x_70; uint8_t x_71; 
-lean_inc(x_4);
-x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_2, x_4, x_61, x_63);
-x_70 = lean_ctor_get(x_69, 0);
-lean_inc(x_70);
-lean_dec(x_69);
-x_71 = lean_unbox(x_70);
-lean_dec(x_70);
-if (x_71 == 0)
-{
-lean_object* x_72; lean_object* x_73; 
-lean_dec(x_17);
-x_72 = lean_unsigned_to_nat(1u);
-x_73 = lean_nat_add(x_6, x_72);
-lean_dec(x_6);
-x_6 = x_73;
-goto _start;
-}
-else
-{
-lean_object* x_75; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_75 = lean_box(0);
-x_18 = x_75;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_76; lean_object* x_77; uint8_t x_78; 
-lean_inc(x_4);
-x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_2, x_4, x_61, x_63);
-x_77 = lean_ctor_get(x_76, 0);
-lean_inc(x_77);
-lean_dec(x_76);
-x_78 = lean_unbox(x_77);
-lean_dec(x_77);
-if (x_78 == 0)
-{
-lean_object* x_79; lean_object* x_80; 
-lean_dec(x_17);
-x_79 = lean_unsigned_to_nat(1u);
-x_80 = lean_nat_add(x_6, x_79);
-lean_dec(x_6);
-x_6 = x_80;
-goto _start;
-}
-else
-{
-lean_object* x_82; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_82 = lean_box(0);
-x_18 = x_82;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_6);
-lean_dec(x_4);
-x_83 = lean_box(0);
-x_18 = x_83;
-goto block_35;
 }
 }
 }
 }
-else
-{
-lean_object* x_99; lean_object* x_100; 
-lean_dec(x_17);
-x_99 = lean_unsigned_to_nat(1u);
-x_100 = lean_nat_add(x_6, x_99);
-lean_dec(x_6);
-x_6 = x_100;
-goto _start;
-}
-block_35:
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-lean_dec(x_18);
-x_19 = l_Lean_LocalDecl_value(x_17);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
-x_22 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_20);
-x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
-x_24 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-x_25 = l_Lean_mkFVar(x_2);
-x_26 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-x_27 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_27, 0, x_24);
-lean_ctor_set(x_27, 1, x_26);
-x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_29 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_29, 0, x_27);
-lean_ctor_set(x_29, 1, x_28);
-x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
-x_31 = !lean_is_exclusive(x_30);
-if (x_31 == 0)
-{
-return x_30;
-}
-else
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_32 = lean_ctor_get(x_30, 0);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_30);
-x_34 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_34, 0, x_32);
-lean_ctor_set(x_34, 1, x_33);
-return x_34;
-}
-}
-}
-}
-}
-}
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__3(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 if (lean_obj_tag(x_5) == 0)
@@ -7249,7 +368,7 @@ if (lean_obj_tag(x_5) == 0)
 lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 x_8 = lean_ctor_get(x_5, 0);
 x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
+x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__4(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
 return x_10;
 }
 else
@@ -7257,12 +376,12 @@ else
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 x_11 = lean_ctor_get(x_5, 0);
 x_12 = lean_unsigned_to_nat(0u);
-x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
 return x_13;
 }
 }
 }
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -7298,29 +417,82 @@ goto _start;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+lean_object* x_17; lean_object* x_18; uint8_t x_19; 
 x_17 = lean_ctor_get(x_13, 0);
 lean_inc(x_17);
 lean_dec(x_13);
-x_36 = l_Lean_LocalDecl_fvarId(x_17);
-x_37 = lean_name_eq(x_36, x_2);
-lean_dec(x_36);
+x_18 = l_Lean_LocalDecl_fvarId(x_17);
+x_19 = lean_name_eq(x_18, x_2);
+lean_dec(x_18);
+if (x_19 == 0)
+{
+lean_object* x_20; uint8_t x_21; 
+lean_inc(x_17);
+lean_inc(x_4);
+x_20 = l_Lean_MetavarContext_localDeclDependsOn(x_4, x_17, x_2);
+x_21 = lean_unbox(x_20);
+lean_dec(x_20);
+if (x_21 == 0)
+{
+lean_object* x_22; lean_object* x_23; 
+lean_dec(x_17);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_6, x_22);
+lean_dec(x_6);
+x_6 = x_23;
+goto _start;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_25 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_26);
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+x_31 = l_Lean_mkFVar(x_2);
+x_32 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_30);
+lean_ctor_set(x_33, 1, x_32);
+x_34 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_35 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+x_36 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_35, x_7, x_8);
+x_37 = !lean_is_exclusive(x_36);
 if (x_37 == 0)
 {
-if (lean_obj_tag(x_17) == 0)
+return x_36;
+}
+else
 {
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_17, 3);
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
 lean_inc(x_38);
-x_39 = l_Lean_Expr_hasFVar(x_38);
-if (x_39 == 0)
-{
-uint8_t x_40; 
-x_40 = l_Lean_Expr_hasMVar(x_38);
-if (x_40 == 0)
+lean_dec(x_36);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+}
+else
 {
 lean_object* x_41; lean_object* x_42; 
-lean_dec(x_38);
 lean_dec(x_17);
 x_41 = lean_unsigned_to_nat(1u);
 x_42 = lean_nat_add(x_6, x_41);
@@ -7328,286 +500,11 @@ lean_dec(x_6);
 x_6 = x_42;
 goto _start;
 }
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_2, x_4, x_38, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-lean_dec(x_45);
-x_47 = lean_unbox(x_46);
-lean_dec(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; lean_object* x_49; 
-lean_dec(x_17);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_6, x_48);
-lean_dec(x_6);
-x_6 = x_49;
-goto _start;
-}
-else
-{
-lean_object* x_51; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_51 = lean_box(0);
-x_18 = x_51;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_52 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_2, x_4, x_38, x_52);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-lean_dec(x_53);
-x_55 = lean_unbox(x_54);
-lean_dec(x_54);
-if (x_55 == 0)
-{
-lean_object* x_56; lean_object* x_57; 
-lean_dec(x_17);
-x_56 = lean_unsigned_to_nat(1u);
-x_57 = lean_nat_add(x_6, x_56);
-lean_dec(x_6);
-x_6 = x_57;
-goto _start;
-}
-else
-{
-lean_object* x_59; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_59 = lean_box(0);
-x_18 = x_59;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
-x_60 = lean_ctor_get(x_17, 3);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_17, 4);
-lean_inc(x_61);
-x_85 = l_Lean_Expr_hasFVar(x_60);
-if (x_85 == 0)
-{
-uint8_t x_86; 
-x_86 = l_Lean_Expr_hasMVar(x_60);
-if (x_86 == 0)
-{
-uint8_t x_87; lean_object* x_88; 
-lean_dec(x_60);
-x_87 = 0;
-x_88 = l_HashMap_Inhabited___closed__1;
-x_62 = x_87;
-x_63 = x_88;
-goto block_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
-x_89 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25(x_2, x_4, x_60, x_89);
-x_91 = lean_ctor_get(x_90, 0);
-lean_inc(x_91);
-x_92 = lean_ctor_get(x_90, 1);
-lean_inc(x_92);
-lean_dec(x_90);
-x_93 = lean_unbox(x_91);
-lean_dec(x_91);
-x_62 = x_93;
-x_63 = x_92;
-goto block_84;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
-x_94 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_2, x_4, x_60, x_94);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_95, 1);
-lean_inc(x_97);
-lean_dec(x_95);
-x_98 = lean_unbox(x_96);
-lean_dec(x_96);
-x_62 = x_98;
-x_63 = x_97;
-goto block_84;
-}
-block_84:
-{
-if (x_62 == 0)
-{
-uint8_t x_64; 
-x_64 = l_Lean_Expr_hasFVar(x_61);
-if (x_64 == 0)
-{
-uint8_t x_65; 
-x_65 = l_Lean_Expr_hasMVar(x_61);
-if (x_65 == 0)
-{
-lean_object* x_66; lean_object* x_67; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_17);
-x_66 = lean_unsigned_to_nat(1u);
-x_67 = lean_nat_add(x_6, x_66);
-lean_dec(x_6);
-x_6 = x_67;
-goto _start;
-}
-else
-{
-lean_object* x_69; lean_object* x_70; uint8_t x_71; 
-lean_inc(x_4);
-x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_2, x_4, x_61, x_63);
-x_70 = lean_ctor_get(x_69, 0);
-lean_inc(x_70);
-lean_dec(x_69);
-x_71 = lean_unbox(x_70);
-lean_dec(x_70);
-if (x_71 == 0)
-{
-lean_object* x_72; lean_object* x_73; 
-lean_dec(x_17);
-x_72 = lean_unsigned_to_nat(1u);
-x_73 = lean_nat_add(x_6, x_72);
-lean_dec(x_6);
-x_6 = x_73;
-goto _start;
-}
-else
-{
-lean_object* x_75; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_75 = lean_box(0);
-x_18 = x_75;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_76; lean_object* x_77; uint8_t x_78; 
-lean_inc(x_4);
-x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_2, x_4, x_61, x_63);
-x_77 = lean_ctor_get(x_76, 0);
-lean_inc(x_77);
-lean_dec(x_76);
-x_78 = lean_unbox(x_77);
-lean_dec(x_77);
-if (x_78 == 0)
-{
-lean_object* x_79; lean_object* x_80; 
-lean_dec(x_17);
-x_79 = lean_unsigned_to_nat(1u);
-x_80 = lean_nat_add(x_6, x_79);
-lean_dec(x_6);
-x_6 = x_80;
-goto _start;
-}
-else
-{
-lean_object* x_82; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_82 = lean_box(0);
-x_18 = x_82;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_6);
-lean_dec(x_4);
-x_83 = lean_box(0);
-x_18 = x_83;
-goto block_35;
 }
 }
 }
 }
-else
-{
-lean_object* x_99; lean_object* x_100; 
-lean_dec(x_17);
-x_99 = lean_unsigned_to_nat(1u);
-x_100 = lean_nat_add(x_6, x_99);
-lean_dec(x_6);
-x_6 = x_100;
-goto _start;
-}
-block_35:
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-lean_dec(x_18);
-x_19 = l_Lean_LocalDecl_value(x_17);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
-x_22 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_20);
-x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
-x_24 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-x_25 = l_Lean_mkFVar(x_2);
-x_26 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-x_27 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_27, 0, x_24);
-lean_ctor_set(x_27, 1, x_26);
-x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_29 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_29, 0, x_27);
-lean_ctor_set(x_29, 1, x_28);
-x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
-x_31 = !lean_is_exclusive(x_30);
-if (x_31 == 0)
-{
-return x_30;
-}
-else
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_32 = lean_ctor_get(x_30, 0);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_30);
-x_34 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_34, 0, x_32);
-lean_ctor_set(x_34, 1, x_33);
-return x_34;
-}
-}
-}
-}
-}
-}
-lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__38(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__2(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; lean_object* x_9; lean_object* x_10; 
@@ -7617,7 +514,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
 if (lean_obj_tag(x_10) == 0)
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
@@ -7625,7 +522,7 @@ x_11 = lean_ctor_get(x_10, 1);
 lean_inc(x_11);
 lean_dec(x_10);
 x_12 = lean_unsigned_to_nat(0u);
-x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__6(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
 return x_13;
 }
 else
@@ -7656,16 +553,16 @@ return x_17;
 }
 }
 }
-lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 lean_object* x_8; lean_object* x_9; 
 x_8 = lean_ctor_get(x_5, 1);
-x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__38(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__2(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
 return x_9;
 }
 }
-lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__43(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; uint8_t x_5; 
@@ -7709,8623 +606,7 @@ return x_14;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__47(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__47(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__48(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__49(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__46(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__49(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__45(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__53(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__54(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__53(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__54(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__55(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__52(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__55(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__51(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__59(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__59(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__60(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__58(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__61(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__57(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__66(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__65(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__66(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__67(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__63(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__64(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__67(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__63(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__72(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__71(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__72(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__73(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__69(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__70(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__73(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__69(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__78(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__77(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__78(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__75(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__76(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__79(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__75(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__83(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__83(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__84(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__85(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__81(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__82(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__85(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__81(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__89(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__90(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__89(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__90(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__87(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__88(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__91(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__87(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__95(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -16354,7 +635,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
+x_14 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_2, x_3, x_4, x_13, x_7, x_8);
 lean_dec(x_13);
 if (lean_obj_tag(x_14) == 0)
 {
@@ -16399,7 +680,7 @@ return x_22;
 }
 }
 }
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__96(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -16435,29 +716,82 @@ goto _start;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+lean_object* x_17; lean_object* x_18; uint8_t x_19; 
 x_17 = lean_ctor_get(x_13, 0);
 lean_inc(x_17);
 lean_dec(x_13);
-x_36 = l_Lean_LocalDecl_fvarId(x_17);
-x_37 = lean_name_eq(x_36, x_2);
-lean_dec(x_36);
+x_18 = l_Lean_LocalDecl_fvarId(x_17);
+x_19 = lean_name_eq(x_18, x_2);
+lean_dec(x_18);
+if (x_19 == 0)
+{
+lean_object* x_20; uint8_t x_21; 
+lean_inc(x_17);
+lean_inc(x_4);
+x_20 = l_Lean_MetavarContext_localDeclDependsOn(x_4, x_17, x_2);
+x_21 = lean_unbox(x_20);
+lean_dec(x_20);
+if (x_21 == 0)
+{
+lean_object* x_22; lean_object* x_23; 
+lean_dec(x_17);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_6, x_22);
+lean_dec(x_6);
+x_6 = x_23;
+goto _start;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_25 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_26);
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+x_31 = l_Lean_mkFVar(x_2);
+x_32 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_30);
+lean_ctor_set(x_33, 1, x_32);
+x_34 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_35 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+x_36 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_35, x_7, x_8);
+x_37 = !lean_is_exclusive(x_36);
 if (x_37 == 0)
 {
-if (lean_obj_tag(x_17) == 0)
+return x_36;
+}
+else
 {
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_17, 3);
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
 lean_inc(x_38);
-x_39 = l_Lean_Expr_hasFVar(x_38);
-if (x_39 == 0)
-{
-uint8_t x_40; 
-x_40 = l_Lean_Expr_hasMVar(x_38);
-if (x_40 == 0)
+lean_dec(x_36);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+}
+else
 {
 lean_object* x_41; lean_object* x_42; 
-lean_dec(x_38);
 lean_dec(x_17);
 x_41 = lean_unsigned_to_nat(1u);
 x_42 = lean_nat_add(x_6, x_41);
@@ -16465,286 +799,11 @@ lean_dec(x_6);
 x_6 = x_42;
 goto _start;
 }
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_2, x_4, x_38, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-lean_dec(x_45);
-x_47 = lean_unbox(x_46);
-lean_dec(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; lean_object* x_49; 
-lean_dec(x_17);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_6, x_48);
-lean_dec(x_6);
-x_6 = x_49;
-goto _start;
-}
-else
-{
-lean_object* x_51; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_51 = lean_box(0);
-x_18 = x_51;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_52 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_2, x_4, x_38, x_52);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-lean_dec(x_53);
-x_55 = lean_unbox(x_54);
-lean_dec(x_54);
-if (x_55 == 0)
-{
-lean_object* x_56; lean_object* x_57; 
-lean_dec(x_17);
-x_56 = lean_unsigned_to_nat(1u);
-x_57 = lean_nat_add(x_6, x_56);
-lean_dec(x_6);
-x_6 = x_57;
-goto _start;
-}
-else
-{
-lean_object* x_59; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_59 = lean_box(0);
-x_18 = x_59;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
-x_60 = lean_ctor_get(x_17, 3);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_17, 4);
-lean_inc(x_61);
-x_85 = l_Lean_Expr_hasFVar(x_60);
-if (x_85 == 0)
-{
-uint8_t x_86; 
-x_86 = l_Lean_Expr_hasMVar(x_60);
-if (x_86 == 0)
-{
-uint8_t x_87; lean_object* x_88; 
-lean_dec(x_60);
-x_87 = 0;
-x_88 = l_HashMap_Inhabited___closed__1;
-x_62 = x_87;
-x_63 = x_88;
-goto block_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
-x_89 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_2, x_4, x_60, x_89);
-x_91 = lean_ctor_get(x_90, 0);
-lean_inc(x_91);
-x_92 = lean_ctor_get(x_90, 1);
-lean_inc(x_92);
-lean_dec(x_90);
-x_93 = lean_unbox(x_91);
-lean_dec(x_91);
-x_62 = x_93;
-x_63 = x_92;
-goto block_84;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
-x_94 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_2, x_4, x_60, x_94);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_95, 1);
-lean_inc(x_97);
-lean_dec(x_95);
-x_98 = lean_unbox(x_96);
-lean_dec(x_96);
-x_62 = x_98;
-x_63 = x_97;
-goto block_84;
-}
-block_84:
-{
-if (x_62 == 0)
-{
-uint8_t x_64; 
-x_64 = l_Lean_Expr_hasFVar(x_61);
-if (x_64 == 0)
-{
-uint8_t x_65; 
-x_65 = l_Lean_Expr_hasMVar(x_61);
-if (x_65 == 0)
-{
-lean_object* x_66; lean_object* x_67; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_17);
-x_66 = lean_unsigned_to_nat(1u);
-x_67 = lean_nat_add(x_6, x_66);
-lean_dec(x_6);
-x_6 = x_67;
-goto _start;
-}
-else
-{
-lean_object* x_69; lean_object* x_70; uint8_t x_71; 
-lean_inc(x_4);
-x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_2, x_4, x_61, x_63);
-x_70 = lean_ctor_get(x_69, 0);
-lean_inc(x_70);
-lean_dec(x_69);
-x_71 = lean_unbox(x_70);
-lean_dec(x_70);
-if (x_71 == 0)
-{
-lean_object* x_72; lean_object* x_73; 
-lean_dec(x_17);
-x_72 = lean_unsigned_to_nat(1u);
-x_73 = lean_nat_add(x_6, x_72);
-lean_dec(x_6);
-x_6 = x_73;
-goto _start;
-}
-else
-{
-lean_object* x_75; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_75 = lean_box(0);
-x_18 = x_75;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_76; lean_object* x_77; uint8_t x_78; 
-lean_inc(x_4);
-x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_2, x_4, x_61, x_63);
-x_77 = lean_ctor_get(x_76, 0);
-lean_inc(x_77);
-lean_dec(x_76);
-x_78 = lean_unbox(x_77);
-lean_dec(x_77);
-if (x_78 == 0)
-{
-lean_object* x_79; lean_object* x_80; 
-lean_dec(x_17);
-x_79 = lean_unsigned_to_nat(1u);
-x_80 = lean_nat_add(x_6, x_79);
-lean_dec(x_6);
-x_6 = x_80;
-goto _start;
-}
-else
-{
-lean_object* x_82; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_82 = lean_box(0);
-x_18 = x_82;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_6);
-lean_dec(x_4);
-x_83 = lean_box(0);
-x_18 = x_83;
-goto block_35;
 }
 }
 }
 }
-else
-{
-lean_object* x_99; lean_object* x_100; 
-lean_dec(x_17);
-x_99 = lean_unsigned_to_nat(1u);
-x_100 = lean_nat_add(x_6, x_99);
-lean_dec(x_6);
-x_6 = x_100;
-goto _start;
-}
-block_35:
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-lean_dec(x_18);
-x_19 = l_Lean_LocalDecl_value(x_17);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
-x_22 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_20);
-x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
-x_24 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-x_25 = l_Lean_mkFVar(x_2);
-x_26 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-x_27 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_27, 0, x_24);
-lean_ctor_set(x_27, 1, x_26);
-x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_29 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_29, 0, x_27);
-lean_ctor_set(x_29, 1, x_28);
-x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
-x_31 = !lean_is_exclusive(x_30);
-if (x_31 == 0)
-{
-return x_30;
-}
-else
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_32 = lean_ctor_get(x_30, 0);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_30);
-x_34 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_34, 0, x_32);
-lean_ctor_set(x_34, 1, x_33);
-return x_34;
-}
-}
-}
-}
-}
-}
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
 _start:
 {
 if (lean_obj_tag(x_5) == 0)
@@ -16752,7 +811,7 @@ if (lean_obj_tag(x_5) == 0)
 lean_object* x_8; lean_object* x_9; lean_object* x_10; 
 x_8 = lean_ctor_get(x_5, 0);
 x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__95(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
+x_10 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__11(x_1, x_2, x_3, x_4, x_8, x_9, x_6, x_7);
 return x_10;
 }
 else
@@ -16760,12 +819,12 @@ else
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
 x_11 = lean_ctor_get(x_5, 0);
 x_12 = lean_unsigned_to_nat(0u);
-x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__96(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__12(x_1, x_2, x_3, x_4, x_11, x_12, x_6, x_7);
 return x_13;
 }
 }
 }
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__97(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
+lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7, lean_object* x_8) {
 _start:
 {
 lean_object* x_9; uint8_t x_10; 
@@ -16801,29 +860,82 @@ goto _start;
 }
 else
 {
-lean_object* x_17; lean_object* x_18; lean_object* x_36; uint8_t x_37; 
+lean_object* x_17; lean_object* x_18; uint8_t x_19; 
 x_17 = lean_ctor_get(x_13, 0);
 lean_inc(x_17);
 lean_dec(x_13);
-x_36 = l_Lean_LocalDecl_fvarId(x_17);
-x_37 = lean_name_eq(x_36, x_2);
-lean_dec(x_36);
+x_18 = l_Lean_LocalDecl_fvarId(x_17);
+x_19 = lean_name_eq(x_18, x_2);
+lean_dec(x_18);
+if (x_19 == 0)
+{
+lean_object* x_20; uint8_t x_21; 
+lean_inc(x_17);
+lean_inc(x_4);
+x_20 = l_Lean_MetavarContext_localDeclDependsOn(x_4, x_17, x_2);
+x_21 = lean_unbox(x_20);
+lean_dec(x_20);
+if (x_21 == 0)
+{
+lean_object* x_22; lean_object* x_23; 
+lean_dec(x_17);
+x_22 = lean_unsigned_to_nat(1u);
+x_23 = lean_nat_add(x_6, x_22);
+lean_dec(x_6);
+x_6 = x_23;
+goto _start;
+}
+else
+{
+lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_32; lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+lean_dec(x_6);
+lean_dec(x_4);
+x_25 = l_Lean_LocalDecl_value(x_17);
+lean_dec(x_17);
+x_26 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_26, 0, x_25);
+x_27 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3;
+x_28 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_28, 0, x_27);
+lean_ctor_set(x_28, 1, x_26);
+x_29 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6;
+x_30 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_30, 0, x_28);
+lean_ctor_set(x_30, 1, x_29);
+x_31 = l_Lean_mkFVar(x_2);
+x_32 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_32, 0, x_31);
+x_33 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_33, 0, x_30);
+lean_ctor_set(x_33, 1, x_32);
+x_34 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_35 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_35, 0, x_33);
+lean_ctor_set(x_35, 1, x_34);
+x_36 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_35, x_7, x_8);
+x_37 = !lean_is_exclusive(x_36);
 if (x_37 == 0)
 {
-if (lean_obj_tag(x_17) == 0)
+return x_36;
+}
+else
 {
-lean_object* x_38; uint8_t x_39; 
-x_38 = lean_ctor_get(x_17, 3);
+lean_object* x_38; lean_object* x_39; lean_object* x_40; 
+x_38 = lean_ctor_get(x_36, 0);
+x_39 = lean_ctor_get(x_36, 1);
+lean_inc(x_39);
 lean_inc(x_38);
-x_39 = l_Lean_Expr_hasFVar(x_38);
-if (x_39 == 0)
-{
-uint8_t x_40; 
-x_40 = l_Lean_Expr_hasMVar(x_38);
-if (x_40 == 0)
+lean_dec(x_36);
+x_40 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_40, 0, x_38);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+}
+else
 {
 lean_object* x_41; lean_object* x_42; 
-lean_dec(x_38);
 lean_dec(x_17);
 x_41 = lean_unsigned_to_nat(1u);
 x_42 = lean_nat_add(x_6, x_41);
@@ -16831,286 +943,11 @@ lean_dec(x_6);
 x_6 = x_42;
 goto _start;
 }
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__56(x_2, x_4, x_38, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-lean_dec(x_45);
-x_47 = lean_unbox(x_46);
-lean_dec(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; lean_object* x_49; 
-lean_dec(x_17);
-x_48 = lean_unsigned_to_nat(1u);
-x_49 = lean_nat_add(x_6, x_48);
-lean_dec(x_6);
-x_6 = x_49;
-goto _start;
-}
-else
-{
-lean_object* x_51; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_51 = lean_box(0);
-x_18 = x_51;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_52; lean_object* x_53; lean_object* x_54; uint8_t x_55; 
-x_52 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_53 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__62(x_2, x_4, x_38, x_52);
-x_54 = lean_ctor_get(x_53, 0);
-lean_inc(x_54);
-lean_dec(x_53);
-x_55 = lean_unbox(x_54);
-lean_dec(x_54);
-if (x_55 == 0)
-{
-lean_object* x_56; lean_object* x_57; 
-lean_dec(x_17);
-x_56 = lean_unsigned_to_nat(1u);
-x_57 = lean_nat_add(x_6, x_56);
-lean_dec(x_6);
-x_6 = x_57;
-goto _start;
-}
-else
-{
-lean_object* x_59; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_59 = lean_box(0);
-x_18 = x_59;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_60; lean_object* x_61; uint8_t x_62; lean_object* x_63; uint8_t x_85; 
-x_60 = lean_ctor_get(x_17, 3);
-lean_inc(x_60);
-x_61 = lean_ctor_get(x_17, 4);
-lean_inc(x_61);
-x_85 = l_Lean_Expr_hasFVar(x_60);
-if (x_85 == 0)
-{
-uint8_t x_86; 
-x_86 = l_Lean_Expr_hasMVar(x_60);
-if (x_86 == 0)
-{
-uint8_t x_87; lean_object* x_88; 
-lean_dec(x_60);
-x_87 = 0;
-x_88 = l_HashMap_Inhabited___closed__1;
-x_62 = x_87;
-x_63 = x_88;
-goto block_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; lean_object* x_91; lean_object* x_92; uint8_t x_93; 
-x_89 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_90 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__80(x_2, x_4, x_60, x_89);
-x_91 = lean_ctor_get(x_90, 0);
-lean_inc(x_91);
-x_92 = lean_ctor_get(x_90, 1);
-lean_inc(x_92);
-lean_dec(x_90);
-x_93 = lean_unbox(x_91);
-lean_dec(x_91);
-x_62 = x_93;
-x_63 = x_92;
-goto block_84;
-}
-}
-else
-{
-lean_object* x_94; lean_object* x_95; lean_object* x_96; lean_object* x_97; uint8_t x_98; 
-x_94 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_4);
-x_95 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__86(x_2, x_4, x_60, x_94);
-x_96 = lean_ctor_get(x_95, 0);
-lean_inc(x_96);
-x_97 = lean_ctor_get(x_95, 1);
-lean_inc(x_97);
-lean_dec(x_95);
-x_98 = lean_unbox(x_96);
-lean_dec(x_96);
-x_62 = x_98;
-x_63 = x_97;
-goto block_84;
-}
-block_84:
-{
-if (x_62 == 0)
-{
-uint8_t x_64; 
-x_64 = l_Lean_Expr_hasFVar(x_61);
-if (x_64 == 0)
-{
-uint8_t x_65; 
-x_65 = l_Lean_Expr_hasMVar(x_61);
-if (x_65 == 0)
-{
-lean_object* x_66; lean_object* x_67; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_17);
-x_66 = lean_unsigned_to_nat(1u);
-x_67 = lean_nat_add(x_6, x_66);
-lean_dec(x_6);
-x_6 = x_67;
-goto _start;
-}
-else
-{
-lean_object* x_69; lean_object* x_70; uint8_t x_71; 
-lean_inc(x_4);
-x_69 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__68(x_2, x_4, x_61, x_63);
-x_70 = lean_ctor_get(x_69, 0);
-lean_inc(x_70);
-lean_dec(x_69);
-x_71 = lean_unbox(x_70);
-lean_dec(x_70);
-if (x_71 == 0)
-{
-lean_object* x_72; lean_object* x_73; 
-lean_dec(x_17);
-x_72 = lean_unsigned_to_nat(1u);
-x_73 = lean_nat_add(x_6, x_72);
-lean_dec(x_6);
-x_6 = x_73;
-goto _start;
-}
-else
-{
-lean_object* x_75; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_75 = lean_box(0);
-x_18 = x_75;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_76; lean_object* x_77; uint8_t x_78; 
-lean_inc(x_4);
-x_76 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__74(x_2, x_4, x_61, x_63);
-x_77 = lean_ctor_get(x_76, 0);
-lean_inc(x_77);
-lean_dec(x_76);
-x_78 = lean_unbox(x_77);
-lean_dec(x_77);
-if (x_78 == 0)
-{
-lean_object* x_79; lean_object* x_80; 
-lean_dec(x_17);
-x_79 = lean_unsigned_to_nat(1u);
-x_80 = lean_nat_add(x_6, x_79);
-lean_dec(x_6);
-x_6 = x_80;
-goto _start;
-}
-else
-{
-lean_object* x_82; 
-lean_dec(x_6);
-lean_dec(x_4);
-x_82 = lean_box(0);
-x_18 = x_82;
-goto block_35;
-}
-}
-}
-else
-{
-lean_object* x_83; 
-lean_dec(x_63);
-lean_dec(x_61);
-lean_dec(x_6);
-lean_dec(x_4);
-x_83 = lean_box(0);
-x_18 = x_83;
-goto block_35;
 }
 }
 }
 }
-else
-{
-lean_object* x_99; lean_object* x_100; 
-lean_dec(x_17);
-x_99 = lean_unsigned_to_nat(1u);
-x_100 = lean_nat_add(x_6, x_99);
-lean_dec(x_6);
-x_6 = x_100;
-goto _start;
-}
-block_35:
-{
-lean_object* x_19; lean_object* x_20; lean_object* x_21; lean_object* x_22; lean_object* x_23; lean_object* x_24; lean_object* x_25; lean_object* x_26; lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-lean_dec(x_18);
-x_19 = l_Lean_LocalDecl_value(x_17);
-lean_dec(x_17);
-x_20 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_20, 0, x_19);
-x_21 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3;
-x_22 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_22, 0, x_21);
-lean_ctor_set(x_22, 1, x_20);
-x_23 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6;
-x_24 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_24, 0, x_22);
-lean_ctor_set(x_24, 1, x_23);
-x_25 = l_Lean_mkFVar(x_2);
-x_26 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-x_27 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_27, 0, x_24);
-lean_ctor_set(x_27, 1, x_26);
-x_28 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_29 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_29, 0, x_27);
-lean_ctor_set(x_29, 1, x_28);
-x_30 = l_Lean_Meta_throwTacticEx___rarg(x_3, x_1, x_29, x_7, x_8);
-x_31 = !lean_is_exclusive(x_30);
-if (x_31 == 0)
-{
-return x_30;
-}
-else
-{
-lean_object* x_32; lean_object* x_33; lean_object* x_34; 
-x_32 = lean_ctor_get(x_30, 0);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_inc(x_32);
-lean_dec(x_30);
-x_34 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_34, 0, x_32);
-lean_ctor_set(x_34, 1, x_33);
-return x_34;
-}
-}
-}
-}
-}
-}
-lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___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) {
 _start:
 {
 lean_object* x_8; lean_object* x_9; lean_object* x_10; 
@@ -17120,7 +957,7 @@ lean_inc(x_4);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+x_10 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
 if (lean_obj_tag(x_10) == 0)
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
@@ -17128,7 +965,7 @@ x_11 = lean_ctor_get(x_10, 1);
 lean_inc(x_11);
 lean_dec(x_10);
 x_12 = lean_unsigned_to_nat(0u);
-x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__97(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
+x_13 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_3, x_4, x_9, x_12, x_6, x_11);
 return x_13;
 }
 else
@@ -17159,16 +996,16 @@ return x_17;
 }
 }
 }
-lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
+lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___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) {
 _start:
 {
 lean_object* x_8; lean_object* x_9; 
 x_8 = lean_ctor_get(x_5, 1);
-x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
+x_9 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__9(x_1, x_2, x_3, x_4, x_8, x_6, x_7);
 return x_9;
 }
 }
-lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 lean_object* x_4; uint8_t x_5; 
@@ -17212,2161 +1049,7 @@ return x_14;
 }
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_13, x_1);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_5, x_1);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+uint8_t l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__15(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 lean_object* x_7; uint8_t x_8; 
@@ -19490,7 +1173,7 @@ lean_inc(x_1);
 x_5 = l_Lean_Meta_getMVarDecl(x_1, x_3, x_4);
 if (lean_obj_tag(x_5) == 0)
 {
-lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_140; 
+lean_object* x_6; lean_object* x_7; lean_object* x_8; lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; lean_object* x_19; lean_object* x_128; 
 x_6 = lean_ctor_get(x_5, 0);
 lean_inc(x_6);
 x_7 = lean_ctor_get(x_5, 1);
@@ -19529,113 +1212,113 @@ lean_ctor_set(x_18, 3, x_11);
 lean_ctor_set(x_18, 4, x_12);
 if (x_17 == 0)
 {
-lean_object* x_559; 
+lean_object* x_511; 
 lean_dec(x_6);
-x_559 = lean_box(0);
-x_140 = x_559;
-goto block_558;
+x_511 = lean_box(0);
+x_128 = x_511;
+goto block_510;
 }
 else
 {
-lean_object* x_560; uint8_t x_561; 
-x_560 = lean_unsigned_to_nat(0u);
-x_561 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(x_3, x_6, lean_box(0), x_10, x_14, x_560);
+lean_object* x_512; uint8_t x_513; 
+x_512 = lean_unsigned_to_nat(0u);
+x_513 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__15(x_3, x_6, lean_box(0), x_10, x_14, x_512);
 lean_dec(x_6);
-if (x_561 == 0)
+if (x_513 == 0)
 {
-lean_object* x_562; 
-x_562 = lean_box(0);
-x_140 = x_562;
-goto block_558;
+lean_object* x_514; 
+x_514 = lean_box(0);
+x_128 = x_514;
+goto block_510;
 }
 else
 {
-lean_object* x_563; lean_object* x_564; 
+lean_object* x_515; lean_object* x_516; 
 lean_dec(x_8);
-x_563 = l_Lean_Meta_clear___closed__2;
+x_515 = l_Lean_Meta_clear___closed__2;
 lean_inc(x_1);
-x_564 = l_Lean_Meta_checkNotAssigned(x_1, x_563, x_18, x_7);
-if (lean_obj_tag(x_564) == 0)
+x_516 = l_Lean_Meta_checkNotAssigned(x_1, x_515, x_18, x_7);
+if (lean_obj_tag(x_516) == 0)
 {
-lean_object* x_565; uint8_t x_566; 
-x_565 = lean_ctor_get(x_564, 1);
-lean_inc(x_565);
-lean_dec(x_564);
+lean_object* x_517; uint8_t x_518; 
+x_517 = lean_ctor_get(x_516, 1);
+lean_inc(x_517);
+lean_dec(x_516);
 lean_inc(x_13);
-x_566 = l_Lean_LocalContext_contains(x_13, x_2);
-if (x_566 == 0)
+x_518 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_518 == 0)
 {
-lean_object* x_567; lean_object* x_568; lean_object* x_569; lean_object* x_570; lean_object* x_571; lean_object* x_572; lean_object* x_573; uint8_t x_574; 
+lean_object* x_519; lean_object* x_520; lean_object* x_521; lean_object* x_522; lean_object* x_523; lean_object* x_524; lean_object* x_525; uint8_t x_526; 
 lean_dec(x_14);
 lean_dec(x_13);
-x_567 = l_Lean_mkFVar(x_2);
-x_568 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_568, 0, x_567);
-x_569 = l_Lean_Meta_clear___closed__8;
-x_570 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_570, 0, x_569);
-lean_ctor_set(x_570, 1, x_568);
-x_571 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_572 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_572, 0, x_570);
-lean_ctor_set(x_572, 1, x_571);
-x_573 = l_Lean_Meta_throwTacticEx___rarg(x_563, x_1, x_572, x_18, x_565);
+x_519 = l_Lean_mkFVar(x_2);
+x_520 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_520, 0, x_519);
+x_521 = l_Lean_Meta_clear___closed__8;
+x_522 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_522, 0, x_521);
+lean_ctor_set(x_522, 1, x_520);
+x_523 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_524 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_524, 0, x_522);
+lean_ctor_set(x_524, 1, x_523);
+x_525 = l_Lean_Meta_throwTacticEx___rarg(x_515, x_1, x_524, x_18, x_517);
 lean_dec(x_18);
-x_574 = !lean_is_exclusive(x_573);
-if (x_574 == 0)
+x_526 = !lean_is_exclusive(x_525);
+if (x_526 == 0)
 {
-return x_573;
+return x_525;
 }
 else
 {
-lean_object* x_575; lean_object* x_576; lean_object* x_577; 
-x_575 = lean_ctor_get(x_573, 0);
-x_576 = lean_ctor_get(x_573, 1);
-lean_inc(x_576);
-lean_inc(x_575);
-lean_dec(x_573);
-x_577 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_577, 0, x_575);
-lean_ctor_set(x_577, 1, x_576);
-return x_577;
+lean_object* x_527; lean_object* x_528; lean_object* x_529; 
+x_527 = lean_ctor_get(x_525, 0);
+x_528 = lean_ctor_get(x_525, 1);
+lean_inc(x_528);
+lean_inc(x_527);
+lean_dec(x_525);
+x_529 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_529, 0, x_527);
+lean_ctor_set(x_529, 1, x_528);
+return x_529;
 }
 }
 else
 {
-x_19 = x_565;
-goto block_139;
+x_19 = x_517;
+goto block_127;
 }
 }
 else
 {
-uint8_t x_578; 
+uint8_t x_530; 
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_2);
 lean_dec(x_1);
-x_578 = !lean_is_exclusive(x_564);
-if (x_578 == 0)
+x_530 = !lean_is_exclusive(x_516);
+if (x_530 == 0)
 {
-return x_564;
+return x_516;
 }
 else
 {
-lean_object* x_579; lean_object* x_580; lean_object* x_581; 
-x_579 = lean_ctor_get(x_564, 0);
-x_580 = lean_ctor_get(x_564, 1);
-lean_inc(x_580);
-lean_inc(x_579);
-lean_dec(x_564);
-x_581 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_581, 0, x_579);
-lean_ctor_set(x_581, 1, x_580);
-return x_581;
+lean_object* x_531; lean_object* x_532; lean_object* x_533; 
+x_531 = lean_ctor_get(x_516, 0);
+x_532 = lean_ctor_get(x_516, 1);
+lean_inc(x_532);
+lean_inc(x_531);
+lean_dec(x_516);
+x_533 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_533, 0, x_531);
+lean_ctor_set(x_533, 1, x_532);
+return x_533;
 }
 }
 }
 }
-block_139:
+block_127:
 {
 lean_object* x_20; 
 lean_inc(x_1);
@@ -19654,7 +1337,7 @@ x_24 = l_Lean_Meta_clear___closed__2;
 lean_inc(x_23);
 lean_inc(x_2);
 lean_inc(x_1);
-x_25 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37(x_1, x_2, x_24, x_23, x_13, x_18, x_22);
+x_25 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__1(x_1, x_2, x_24, x_23, x_13, x_18, x_22);
 if (lean_obj_tag(x_25) == 0)
 {
 lean_object* x_26; lean_object* x_27; 
@@ -19665,7 +1348,7 @@ lean_inc(x_1);
 x_27 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_26);
 if (lean_obj_tag(x_27) == 0)
 {
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_102; uint8_t x_115; 
+lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; lean_object* x_102; uint8_t x_103; 
 x_28 = lean_ctor_get(x_27, 0);
 lean_inc(x_28);
 x_29 = lean_ctor_get(x_27, 1);
@@ -19674,72 +1357,52 @@ lean_dec(x_27);
 x_30 = lean_ctor_get(x_28, 2);
 lean_inc(x_30);
 lean_dec(x_28);
-x_115 = l_Lean_Expr_hasFVar(x_30);
-if (x_115 == 0)
-{
-uint8_t x_116; 
-x_116 = l_Lean_Expr_hasMVar(x_30);
-if (x_116 == 0)
-{
-lean_dec(x_23);
-x_31 = x_29;
-goto block_101;
-}
-else
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-x_117 = l_HashMap_Inhabited___closed__1;
 lean_inc(x_30);
-x_118 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__44(x_2, x_23, x_30, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-lean_dec(x_118);
-x_120 = lean_unbox(x_119);
-lean_dec(x_119);
-if (x_120 == 0)
+x_102 = l_Lean_MetavarContext_exprDependsOn(x_23, x_30, x_2);
+x_103 = lean_unbox(x_102);
+lean_dec(x_102);
+if (x_103 == 0)
 {
 x_31 = x_29;
 goto block_101;
 }
 else
 {
-lean_object* x_121; 
+lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; lean_object* x_110; uint8_t x_111; 
 lean_dec(x_30);
 lean_dec(x_21);
 lean_dec(x_14);
 lean_dec(x_13);
-x_121 = lean_box(0);
-x_102 = x_121;
-goto block_114;
-}
-}
+x_104 = l_Lean_mkFVar(x_2);
+x_105 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_105, 0, x_104);
+x_106 = l_Lean_Meta_clear___closed__5;
+x_107 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_107, 0, x_106);
+lean_ctor_set(x_107, 1, x_105);
+x_108 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_109 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_109, 0, x_107);
+lean_ctor_set(x_109, 1, x_108);
+x_110 = l_Lean_Meta_throwTacticEx___rarg(x_24, x_1, x_109, x_18, x_29);
+lean_dec(x_18);
+x_111 = !lean_is_exclusive(x_110);
+if (x_111 == 0)
+{
+return x_110;
 }
 else
 {
-lean_object* x_122; lean_object* x_123; lean_object* x_124; uint8_t x_125; 
-x_122 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_30);
-x_123 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__50(x_2, x_23, x_30, x_122);
-x_124 = lean_ctor_get(x_123, 0);
-lean_inc(x_124);
-lean_dec(x_123);
-x_125 = lean_unbox(x_124);
-lean_dec(x_124);
-if (x_125 == 0)
-{
-x_31 = x_29;
-goto block_101;
-}
-else
-{
-lean_object* x_126; 
-lean_dec(x_30);
-lean_dec(x_21);
-lean_dec(x_14);
-lean_dec(x_13);
-x_126 = lean_box(0);
-x_102 = x_126;
-goto block_114;
+lean_object* x_112; lean_object* x_113; lean_object* x_114; 
+x_112 = lean_ctor_get(x_110, 0);
+x_113 = lean_ctor_get(x_110, 1);
+lean_inc(x_113);
+lean_inc(x_112);
+lean_dec(x_110);
+x_114 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_114, 0, x_112);
+lean_ctor_set(x_114, 1, x_113);
+return x_114;
 }
 }
 block_101:
@@ -19748,7 +1411,7 @@ lean_object* x_32; lean_object* x_33; lean_object* x_34;
 lean_inc(x_2);
 x_32 = lean_local_ctx_erase(x_13, x_2);
 x_33 = lean_unsigned_to_nat(0u);
-x_34 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__43(x_2, x_14, x_33);
+x_34 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__7(x_2, x_14, x_33);
 lean_dec(x_2);
 if (lean_obj_tag(x_34) == 0)
 {
@@ -19978,46 +1641,10 @@ return x_100;
 }
 }
 }
-block_114:
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; lean_object* x_106; lean_object* x_107; lean_object* x_108; lean_object* x_109; uint8_t x_110; 
-lean_dec(x_102);
-x_103 = l_Lean_mkFVar(x_2);
-x_104 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_104, 0, x_103);
-x_105 = l_Lean_Meta_clear___closed__5;
-x_106 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_106, 0, x_105);
-lean_ctor_set(x_106, 1, x_104);
-x_107 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_108 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_108, 0, x_106);
-lean_ctor_set(x_108, 1, x_107);
-x_109 = l_Lean_Meta_throwTacticEx___rarg(x_24, x_1, x_108, x_18, x_29);
-lean_dec(x_18);
-x_110 = !lean_is_exclusive(x_109);
-if (x_110 == 0)
-{
-return x_109;
 }
 else
 {
-lean_object* x_111; lean_object* x_112; lean_object* x_113; 
-x_111 = lean_ctor_get(x_109, 0);
-x_112 = lean_ctor_get(x_109, 1);
-lean_inc(x_112);
-lean_inc(x_111);
-lean_dec(x_109);
-x_113 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_113, 0, x_111);
-lean_ctor_set(x_113, 1, x_112);
-return x_113;
-}
-}
-}
-else
-{
-uint8_t x_127; 
+uint8_t x_115; 
 lean_dec(x_23);
 lean_dec(x_21);
 lean_dec(x_18);
@@ -20025,29 +1652,29 @@ lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_2);
 lean_dec(x_1);
-x_127 = !lean_is_exclusive(x_27);
-if (x_127 == 0)
+x_115 = !lean_is_exclusive(x_27);
+if (x_115 == 0)
 {
 return x_27;
 }
 else
 {
-lean_object* x_128; lean_object* x_129; lean_object* x_130; 
-x_128 = lean_ctor_get(x_27, 0);
-x_129 = lean_ctor_get(x_27, 1);
-lean_inc(x_129);
-lean_inc(x_128);
+lean_object* x_116; lean_object* x_117; lean_object* x_118; 
+x_116 = lean_ctor_get(x_27, 0);
+x_117 = lean_ctor_get(x_27, 1);
+lean_inc(x_117);
+lean_inc(x_116);
 lean_dec(x_27);
-x_130 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_130, 0, x_128);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
+x_118 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_118, 0, x_116);
+lean_ctor_set(x_118, 1, x_117);
+return x_118;
 }
 }
 }
 else
 {
-uint8_t x_131; 
+uint8_t x_119; 
 lean_dec(x_23);
 lean_dec(x_21);
 lean_dec(x_18);
@@ -20055,3036 +1682,1745 @@ lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_2);
 lean_dec(x_1);
-x_131 = !lean_is_exclusive(x_25);
-if (x_131 == 0)
+x_119 = !lean_is_exclusive(x_25);
+if (x_119 == 0)
 {
 return x_25;
 }
 else
 {
-lean_object* x_132; lean_object* x_133; lean_object* x_134; 
-x_132 = lean_ctor_get(x_25, 0);
-x_133 = lean_ctor_get(x_25, 1);
-lean_inc(x_133);
-lean_inc(x_132);
+lean_object* x_120; lean_object* x_121; lean_object* x_122; 
+x_120 = lean_ctor_get(x_25, 0);
+x_121 = lean_ctor_get(x_25, 1);
+lean_inc(x_121);
+lean_inc(x_120);
 lean_dec(x_25);
-x_134 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_134, 0, x_132);
-lean_ctor_set(x_134, 1, x_133);
-return x_134;
+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;
 }
 }
 }
 else
 {
-uint8_t x_135; 
+uint8_t x_123; 
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_2);
 lean_dec(x_1);
-x_135 = !lean_is_exclusive(x_20);
-if (x_135 == 0)
+x_123 = !lean_is_exclusive(x_20);
+if (x_123 == 0)
 {
 return x_20;
 }
 else
 {
-lean_object* x_136; lean_object* x_137; lean_object* x_138; 
-x_136 = lean_ctor_get(x_20, 0);
-x_137 = lean_ctor_get(x_20, 1);
-lean_inc(x_137);
-lean_inc(x_136);
+lean_object* x_124; lean_object* x_125; lean_object* x_126; 
+x_124 = lean_ctor_get(x_20, 0);
+x_125 = lean_ctor_get(x_20, 1);
+lean_inc(x_125);
+lean_inc(x_124);
 lean_dec(x_20);
-x_138 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_138, 0, x_136);
-lean_ctor_set(x_138, 1, x_137);
-return x_138;
+x_126 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_126, 0, x_124);
+lean_ctor_set(x_126, 1, x_125);
+return x_126;
 }
 }
 }
-block_558:
+block_510:
 {
-uint8_t x_141; 
-lean_dec(x_140);
-x_141 = !lean_is_exclusive(x_7);
-if (x_141 == 0)
+uint8_t x_129; 
+lean_dec(x_128);
+x_129 = !lean_is_exclusive(x_7);
+if (x_129 == 0)
 {
-lean_object* x_142; uint8_t x_143; 
-x_142 = lean_ctor_get(x_7, 2);
-x_143 = !lean_is_exclusive(x_142);
-if (x_143 == 0)
+lean_object* x_130; uint8_t x_131; 
+x_130 = lean_ctor_get(x_7, 2);
+x_131 = !lean_is_exclusive(x_130);
+if (x_131 == 0)
 {
-lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_169; lean_object* x_170; lean_object* x_193; lean_object* x_276; lean_object* x_277; lean_object* x_278; 
-x_144 = lean_ctor_get(x_142, 2);
-x_276 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-lean_ctor_set(x_142, 2, x_276);
-x_277 = l_Lean_Meta_clear___closed__2;
+lean_object* x_132; lean_object* x_133; lean_object* x_134; lean_object* x_157; lean_object* x_158; lean_object* x_181; lean_object* x_252; lean_object* x_253; lean_object* x_254; 
+x_132 = lean_ctor_get(x_130, 2);
+x_252 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+lean_ctor_set(x_130, 2, x_252);
+x_253 = l_Lean_Meta_clear___closed__2;
 lean_inc(x_1);
-x_278 = l_Lean_Meta_checkNotAssigned(x_1, x_277, x_18, x_7);
-if (lean_obj_tag(x_278) == 0)
+x_254 = l_Lean_Meta_checkNotAssigned(x_1, x_253, x_18, x_7);
+if (lean_obj_tag(x_254) == 0)
 {
-lean_object* x_279; uint8_t x_280; 
-x_279 = lean_ctor_get(x_278, 1);
-lean_inc(x_279);
-lean_dec(x_278);
+lean_object* x_255; uint8_t x_256; 
+x_255 = lean_ctor_get(x_254, 1);
+lean_inc(x_255);
+lean_dec(x_254);
 lean_inc(x_13);
-x_280 = l_Lean_LocalContext_contains(x_13, x_2);
-if (x_280 == 0)
+x_256 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_256 == 0)
 {
-lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; lean_object* x_286; lean_object* x_287; lean_object* x_288; lean_object* x_289; 
+lean_object* x_257; lean_object* x_258; lean_object* x_259; lean_object* x_260; lean_object* x_261; lean_object* x_262; lean_object* x_263; lean_object* x_264; lean_object* x_265; 
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
-x_281 = l_Lean_mkFVar(x_2);
-x_282 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_282, 0, x_281);
-x_283 = l_Lean_Meta_clear___closed__8;
-x_284 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_284, 0, x_283);
-lean_ctor_set(x_284, 1, x_282);
-x_285 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_286 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_286, 0, x_284);
-lean_ctor_set(x_286, 1, x_285);
-x_287 = l_Lean_Meta_throwTacticEx___rarg(x_277, x_1, x_286, x_18, x_279);
+x_257 = l_Lean_mkFVar(x_2);
+x_258 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_258, 0, x_257);
+x_259 = l_Lean_Meta_clear___closed__8;
+x_260 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_260, 0, x_259);
+lean_ctor_set(x_260, 1, x_258);
+x_261 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_262 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_262, 0, x_260);
+lean_ctor_set(x_262, 1, x_261);
+x_263 = l_Lean_Meta_throwTacticEx___rarg(x_253, x_1, x_262, x_18, x_255);
 lean_dec(x_18);
-x_288 = lean_ctor_get(x_287, 0);
-lean_inc(x_288);
-x_289 = lean_ctor_get(x_287, 1);
-lean_inc(x_289);
-lean_dec(x_287);
-x_169 = x_288;
-x_170 = x_289;
-goto block_192;
+x_264 = lean_ctor_get(x_263, 0);
+lean_inc(x_264);
+x_265 = lean_ctor_get(x_263, 1);
+lean_inc(x_265);
+lean_dec(x_263);
+x_157 = x_264;
+x_158 = x_265;
+goto block_180;
 }
 else
 {
-x_193 = x_279;
-goto block_275;
+x_181 = x_255;
+goto block_251;
 }
 }
 else
 {
-lean_object* x_290; lean_object* x_291; 
+lean_object* x_266; lean_object* x_267; 
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_290 = lean_ctor_get(x_278, 0);
-lean_inc(x_290);
-x_291 = lean_ctor_get(x_278, 1);
-lean_inc(x_291);
-lean_dec(x_278);
-x_169 = x_290;
-x_170 = x_291;
-goto block_192;
+x_266 = lean_ctor_get(x_254, 0);
+lean_inc(x_266);
+x_267 = lean_ctor_get(x_254, 1);
+lean_inc(x_267);
+lean_dec(x_254);
+x_157 = x_266;
+x_158 = x_267;
+goto block_180;
 }
-block_168:
+block_156:
 {
-uint8_t x_147; 
-x_147 = !lean_is_exclusive(x_146);
-if (x_147 == 0)
+uint8_t x_135; 
+x_135 = !lean_is_exclusive(x_134);
+if (x_135 == 0)
 {
-lean_object* x_148; uint8_t x_149; 
-x_148 = lean_ctor_get(x_146, 2);
-x_149 = !lean_is_exclusive(x_148);
-if (x_149 == 0)
+lean_object* x_136; uint8_t x_137; 
+x_136 = lean_ctor_get(x_134, 2);
+x_137 = !lean_is_exclusive(x_136);
+if (x_137 == 0)
 {
-lean_object* x_150; lean_object* x_151; 
-x_150 = lean_ctor_get(x_148, 2);
-lean_dec(x_150);
-lean_ctor_set(x_148, 2, x_144);
+lean_object* x_138; lean_object* x_139; 
+x_138 = lean_ctor_get(x_136, 2);
+lean_dec(x_138);
+lean_ctor_set(x_136, 2, x_132);
 if (lean_is_scalar(x_8)) {
- x_151 = lean_alloc_ctor(0, 2, 0);
+ x_139 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_151 = x_8;
+ x_139 = x_8;
 }
-lean_ctor_set(x_151, 0, x_145);
-lean_ctor_set(x_151, 1, x_146);
-return x_151;
+lean_ctor_set(x_139, 0, x_133);
+lean_ctor_set(x_139, 1, x_134);
+return x_139;
 }
 else
 {
-lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; 
-x_152 = lean_ctor_get(x_148, 0);
-x_153 = lean_ctor_get(x_148, 1);
-lean_inc(x_153);
-lean_inc(x_152);
-lean_dec(x_148);
-x_154 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_154, 0, x_152);
-lean_ctor_set(x_154, 1, x_153);
-lean_ctor_set(x_154, 2, x_144);
-lean_ctor_set(x_146, 2, x_154);
+lean_object* x_140; lean_object* x_141; lean_object* x_142; lean_object* x_143; 
+x_140 = lean_ctor_get(x_136, 0);
+x_141 = lean_ctor_get(x_136, 1);
+lean_inc(x_141);
+lean_inc(x_140);
+lean_dec(x_136);
+x_142 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_142, 0, x_140);
+lean_ctor_set(x_142, 1, x_141);
+lean_ctor_set(x_142, 2, x_132);
+lean_ctor_set(x_134, 2, x_142);
+if (lean_is_scalar(x_8)) {
+ x_143 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_143 = x_8;
+}
+lean_ctor_set(x_143, 0, x_133);
+lean_ctor_set(x_143, 1, x_134);
+return x_143;
+}
+}
+else
+{
+lean_object* x_144; lean_object* x_145; lean_object* x_146; lean_object* x_147; lean_object* x_148; lean_object* x_149; lean_object* x_150; lean_object* x_151; lean_object* x_152; lean_object* x_153; lean_object* x_154; lean_object* x_155; 
+x_144 = lean_ctor_get(x_134, 2);
+x_145 = lean_ctor_get(x_134, 0);
+x_146 = lean_ctor_get(x_134, 1);
+x_147 = lean_ctor_get(x_134, 3);
+x_148 = lean_ctor_get(x_134, 4);
+x_149 = lean_ctor_get(x_134, 5);
+lean_inc(x_149);
+lean_inc(x_148);
+lean_inc(x_147);
+lean_inc(x_144);
+lean_inc(x_146);
+lean_inc(x_145);
+lean_dec(x_134);
+x_150 = lean_ctor_get(x_144, 0);
+lean_inc(x_150);
+x_151 = lean_ctor_get(x_144, 1);
+lean_inc(x_151);
+if (lean_is_exclusive(x_144)) {
+ lean_ctor_release(x_144, 0);
+ lean_ctor_release(x_144, 1);
+ lean_ctor_release(x_144, 2);
+ x_152 = x_144;
+} else {
+ lean_dec_ref(x_144);
+ x_152 = lean_box(0);
+}
+if (lean_is_scalar(x_152)) {
+ x_153 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_153 = x_152;
+}
+lean_ctor_set(x_153, 0, x_150);
+lean_ctor_set(x_153, 1, x_151);
+lean_ctor_set(x_153, 2, x_132);
+x_154 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_154, 0, x_145);
+lean_ctor_set(x_154, 1, x_146);
+lean_ctor_set(x_154, 2, x_153);
+lean_ctor_set(x_154, 3, x_147);
+lean_ctor_set(x_154, 4, x_148);
+lean_ctor_set(x_154, 5, x_149);
 if (lean_is_scalar(x_8)) {
  x_155 = lean_alloc_ctor(0, 2, 0);
 } else {
  x_155 = x_8;
 }
-lean_ctor_set(x_155, 0, x_145);
-lean_ctor_set(x_155, 1, x_146);
+lean_ctor_set(x_155, 0, x_133);
+lean_ctor_set(x_155, 1, x_154);
 return x_155;
 }
 }
+block_180:
+{
+uint8_t x_159; 
+x_159 = !lean_is_exclusive(x_158);
+if (x_159 == 0)
+{
+lean_object* x_160; uint8_t x_161; 
+x_160 = lean_ctor_get(x_158, 2);
+x_161 = !lean_is_exclusive(x_160);
+if (x_161 == 0)
+{
+lean_object* x_162; lean_object* x_163; 
+x_162 = lean_ctor_get(x_160, 2);
+lean_dec(x_162);
+lean_ctor_set(x_160, 2, x_132);
+x_163 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_163, 0, x_157);
+lean_ctor_set(x_163, 1, x_158);
+return x_163;
+}
 else
 {
-lean_object* x_156; lean_object* x_157; lean_object* x_158; lean_object* x_159; lean_object* x_160; lean_object* x_161; lean_object* x_162; lean_object* x_163; lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; 
-x_156 = lean_ctor_get(x_146, 2);
-x_157 = lean_ctor_get(x_146, 0);
-x_158 = lean_ctor_get(x_146, 1);
-x_159 = lean_ctor_get(x_146, 3);
-x_160 = lean_ctor_get(x_146, 4);
-x_161 = lean_ctor_get(x_146, 5);
-lean_inc(x_161);
-lean_inc(x_160);
-lean_inc(x_159);
-lean_inc(x_156);
-lean_inc(x_158);
-lean_inc(x_157);
-lean_dec(x_146);
-x_162 = lean_ctor_get(x_156, 0);
-lean_inc(x_162);
-x_163 = lean_ctor_get(x_156, 1);
-lean_inc(x_163);
-if (lean_is_exclusive(x_156)) {
- lean_ctor_release(x_156, 0);
- lean_ctor_release(x_156, 1);
- lean_ctor_release(x_156, 2);
- x_164 = x_156;
-} else {
- lean_dec_ref(x_156);
- x_164 = lean_box(0);
-}
-if (lean_is_scalar(x_164)) {
- x_165 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_165 = x_164;
-}
-lean_ctor_set(x_165, 0, x_162);
-lean_ctor_set(x_165, 1, x_163);
-lean_ctor_set(x_165, 2, x_144);
-x_166 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_166, 0, x_157);
-lean_ctor_set(x_166, 1, x_158);
-lean_ctor_set(x_166, 2, x_165);
-lean_ctor_set(x_166, 3, x_159);
-lean_ctor_set(x_166, 4, x_160);
-lean_ctor_set(x_166, 5, x_161);
-if (lean_is_scalar(x_8)) {
- x_167 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_167 = x_8;
-}
-lean_ctor_set(x_167, 0, x_145);
-lean_ctor_set(x_167, 1, x_166);
+lean_object* x_164; lean_object* x_165; lean_object* x_166; lean_object* x_167; 
+x_164 = lean_ctor_get(x_160, 0);
+x_165 = lean_ctor_get(x_160, 1);
+lean_inc(x_165);
+lean_inc(x_164);
+lean_dec(x_160);
+x_166 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_166, 0, x_164);
+lean_ctor_set(x_166, 1, x_165);
+lean_ctor_set(x_166, 2, x_132);
+lean_ctor_set(x_158, 2, x_166);
+x_167 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_167, 0, x_157);
+lean_ctor_set(x_167, 1, x_158);
 return x_167;
 }
 }
-block_192:
-{
-uint8_t x_171; 
-x_171 = !lean_is_exclusive(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-x_172 = lean_ctor_get(x_170, 2);
-x_173 = !lean_is_exclusive(x_172);
-if (x_173 == 0)
-{
-lean_object* x_174; lean_object* x_175; 
-x_174 = lean_ctor_get(x_172, 2);
-lean_dec(x_174);
-lean_ctor_set(x_172, 2, x_144);
-x_175 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_175, 0, x_169);
-lean_ctor_set(x_175, 1, x_170);
-return x_175;
-}
 else
 {
-lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; 
-x_176 = lean_ctor_get(x_172, 0);
-x_177 = lean_ctor_get(x_172, 1);
-lean_inc(x_177);
-lean_inc(x_176);
-lean_dec(x_172);
-x_178 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_178, 0, x_176);
-lean_ctor_set(x_178, 1, x_177);
-lean_ctor_set(x_178, 2, x_144);
-lean_ctor_set(x_170, 2, x_178);
+lean_object* x_168; lean_object* x_169; lean_object* x_170; lean_object* x_171; lean_object* x_172; lean_object* x_173; lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; lean_object* x_179; 
+x_168 = lean_ctor_get(x_158, 2);
+x_169 = lean_ctor_get(x_158, 0);
+x_170 = lean_ctor_get(x_158, 1);
+x_171 = lean_ctor_get(x_158, 3);
+x_172 = lean_ctor_get(x_158, 4);
+x_173 = lean_ctor_get(x_158, 5);
+lean_inc(x_173);
+lean_inc(x_172);
+lean_inc(x_171);
+lean_inc(x_168);
+lean_inc(x_170);
+lean_inc(x_169);
+lean_dec(x_158);
+x_174 = lean_ctor_get(x_168, 0);
+lean_inc(x_174);
+x_175 = lean_ctor_get(x_168, 1);
+lean_inc(x_175);
+if (lean_is_exclusive(x_168)) {
+ lean_ctor_release(x_168, 0);
+ lean_ctor_release(x_168, 1);
+ lean_ctor_release(x_168, 2);
+ x_176 = x_168;
+} else {
+ lean_dec_ref(x_168);
+ x_176 = lean_box(0);
+}
+if (lean_is_scalar(x_176)) {
+ x_177 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_177 = x_176;
+}
+lean_ctor_set(x_177, 0, x_174);
+lean_ctor_set(x_177, 1, x_175);
+lean_ctor_set(x_177, 2, x_132);
+x_178 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_178, 0, x_169);
+lean_ctor_set(x_178, 1, x_170);
+lean_ctor_set(x_178, 2, x_177);
+lean_ctor_set(x_178, 3, x_171);
+lean_ctor_set(x_178, 4, x_172);
+lean_ctor_set(x_178, 5, x_173);
 x_179 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_179, 0, x_169);
-lean_ctor_set(x_179, 1, x_170);
+lean_ctor_set(x_179, 0, x_157);
+lean_ctor_set(x_179, 1, x_178);
 return x_179;
 }
 }
-else
+block_251:
 {
-lean_object* x_180; lean_object* x_181; lean_object* x_182; lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; lean_object* x_188; lean_object* x_189; lean_object* x_190; lean_object* x_191; 
-x_180 = lean_ctor_get(x_170, 2);
-x_181 = lean_ctor_get(x_170, 0);
-x_182 = lean_ctor_get(x_170, 1);
-x_183 = lean_ctor_get(x_170, 3);
-x_184 = lean_ctor_get(x_170, 4);
-x_185 = lean_ctor_get(x_170, 5);
-lean_inc(x_185);
-lean_inc(x_184);
+lean_object* x_182; 
+lean_inc(x_1);
+x_182 = l_Lean_Meta_getMVarTag(x_1, x_18, x_181);
+if (lean_obj_tag(x_182) == 0)
+{
+lean_object* x_183; lean_object* x_184; lean_object* x_185; lean_object* x_186; lean_object* x_187; 
+x_183 = lean_ctor_get(x_182, 0);
 lean_inc(x_183);
-lean_inc(x_180);
-lean_inc(x_182);
-lean_inc(x_181);
-lean_dec(x_170);
-x_186 = lean_ctor_get(x_180, 0);
-lean_inc(x_186);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-if (lean_is_exclusive(x_180)) {
- lean_ctor_release(x_180, 0);
- lean_ctor_release(x_180, 1);
- lean_ctor_release(x_180, 2);
- x_188 = x_180;
-} else {
- lean_dec_ref(x_180);
- x_188 = lean_box(0);
-}
-if (lean_is_scalar(x_188)) {
- x_189 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_189 = x_188;
-}
-lean_ctor_set(x_189, 0, x_186);
-lean_ctor_set(x_189, 1, x_187);
-lean_ctor_set(x_189, 2, x_144);
-x_190 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_190, 0, x_181);
-lean_ctor_set(x_190, 1, x_182);
-lean_ctor_set(x_190, 2, x_189);
-lean_ctor_set(x_190, 3, x_183);
-lean_ctor_set(x_190, 4, x_184);
-lean_ctor_set(x_190, 5, x_185);
-x_191 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_191, 0, x_169);
-lean_ctor_set(x_191, 1, x_190);
-return x_191;
-}
-}
-block_275:
-{
-lean_object* x_194; 
-lean_inc(x_1);
-x_194 = l_Lean_Meta_getMVarTag(x_1, x_18, x_193);
-if (lean_obj_tag(x_194) == 0)
-{
-lean_object* x_195; lean_object* x_196; lean_object* x_197; lean_object* x_198; lean_object* x_199; 
-x_195 = lean_ctor_get(x_194, 0);
-lean_inc(x_195);
-x_196 = lean_ctor_get(x_194, 1);
-lean_inc(x_196);
-lean_dec(x_194);
-x_197 = lean_ctor_get(x_196, 1);
-lean_inc(x_197);
-x_198 = l_Lean_Meta_clear___closed__2;
-lean_inc(x_197);
+x_184 = lean_ctor_get(x_182, 1);
+lean_inc(x_184);
+lean_dec(x_182);
+x_185 = lean_ctor_get(x_184, 1);
+lean_inc(x_185);
+x_186 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_185);
 lean_inc(x_2);
 lean_inc(x_1);
-x_199 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_198, x_197, x_13, x_18, x_196);
-if (lean_obj_tag(x_199) == 0)
+x_187 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__8(x_1, x_2, x_186, x_185, x_13, x_18, x_184);
+if (lean_obj_tag(x_187) == 0)
 {
-lean_object* x_200; lean_object* x_201; 
-x_200 = lean_ctor_get(x_199, 1);
-lean_inc(x_200);
-lean_dec(x_199);
+lean_object* x_188; lean_object* x_189; 
+x_188 = lean_ctor_get(x_187, 1);
+lean_inc(x_188);
+lean_dec(x_187);
 lean_inc(x_1);
-x_201 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_200);
-if (lean_obj_tag(x_201) == 0)
+x_189 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_188);
+if (lean_obj_tag(x_189) == 0)
 {
-lean_object* x_202; lean_object* x_203; lean_object* x_204; lean_object* x_205; lean_object* x_246; uint8_t x_257; 
-x_202 = lean_ctor_get(x_201, 0);
-lean_inc(x_202);
-x_203 = lean_ctor_get(x_201, 1);
-lean_inc(x_203);
-lean_dec(x_201);
-x_204 = lean_ctor_get(x_202, 2);
-lean_inc(x_204);
-lean_dec(x_202);
-x_257 = l_Lean_Expr_hasFVar(x_204);
-if (x_257 == 0)
+lean_object* x_190; lean_object* x_191; lean_object* x_192; lean_object* x_193; lean_object* x_234; uint8_t x_235; 
+x_190 = lean_ctor_get(x_189, 0);
+lean_inc(x_190);
+x_191 = lean_ctor_get(x_189, 1);
+lean_inc(x_191);
+lean_dec(x_189);
+x_192 = lean_ctor_get(x_190, 2);
+lean_inc(x_192);
+lean_dec(x_190);
+lean_inc(x_192);
+x_234 = l_Lean_MetavarContext_exprDependsOn(x_185, x_192, x_2);
+x_235 = lean_unbox(x_234);
+lean_dec(x_234);
+if (x_235 == 0)
 {
-uint8_t x_258; 
-x_258 = l_Lean_Expr_hasMVar(x_204);
-if (x_258 == 0)
-{
-lean_dec(x_197);
-x_205 = x_203;
-goto block_245;
-}
-else
-{
-lean_object* x_259; lean_object* x_260; lean_object* x_261; uint8_t x_262; 
-x_259 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_204);
-x_260 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_197, x_204, x_259);
-x_261 = lean_ctor_get(x_260, 0);
-lean_inc(x_261);
-lean_dec(x_260);
-x_262 = lean_unbox(x_261);
-lean_dec(x_261);
-if (x_262 == 0)
-{
-x_205 = x_203;
-goto block_245;
-}
-else
-{
-lean_object* x_263; 
-lean_dec(x_204);
-lean_dec(x_195);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_263 = lean_box(0);
-x_246 = x_263;
-goto block_256;
-}
-}
-}
-else
-{
-lean_object* x_264; lean_object* x_265; lean_object* x_266; uint8_t x_267; 
-x_264 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_204);
-x_265 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_197, x_204, x_264);
-x_266 = lean_ctor_get(x_265, 0);
-lean_inc(x_266);
-lean_dec(x_265);
-x_267 = lean_unbox(x_266);
-lean_dec(x_266);
-if (x_267 == 0)
-{
-x_205 = x_203;
-goto block_245;
-}
-else
-{
-lean_object* x_268; 
-lean_dec(x_204);
-lean_dec(x_195);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_268 = lean_box(0);
-x_246 = x_268;
-goto block_256;
-}
-}
-block_245:
-{
-lean_object* x_206; lean_object* x_207; lean_object* x_208; 
-lean_inc(x_2);
-x_206 = lean_local_ctx_erase(x_13, x_2);
-x_207 = lean_unsigned_to_nat(0u);
-x_208 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_207);
-lean_dec(x_2);
-if (lean_obj_tag(x_208) == 0)
-{
-uint8_t x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; uint8_t x_213; 
-x_209 = 2;
-x_210 = l_Lean_Meta_mkFreshExprMVarAt(x_206, x_14, x_204, x_195, x_209, x_18, x_205);
-lean_dec(x_18);
-x_211 = lean_ctor_get(x_210, 1);
-lean_inc(x_211);
-x_212 = lean_ctor_get(x_210, 0);
-lean_inc(x_212);
-lean_dec(x_210);
-x_213 = !lean_is_exclusive(x_211);
-if (x_213 == 0)
-{
-lean_object* x_214; lean_object* x_215; lean_object* x_216; 
-x_214 = lean_ctor_get(x_211, 1);
-lean_inc(x_212);
-x_215 = l_Lean_MetavarContext_assignExpr(x_214, x_1, x_212);
-lean_ctor_set(x_211, 1, x_215);
-x_216 = l_Lean_Expr_mvarId_x21(x_212);
-lean_dec(x_212);
-x_145 = x_216;
-x_146 = x_211;
-goto block_168;
-}
-else
-{
-lean_object* x_217; lean_object* x_218; lean_object* x_219; lean_object* x_220; lean_object* x_221; lean_object* x_222; lean_object* x_223; lean_object* x_224; lean_object* x_225; 
-x_217 = lean_ctor_get(x_211, 0);
-x_218 = lean_ctor_get(x_211, 1);
-x_219 = lean_ctor_get(x_211, 2);
-x_220 = lean_ctor_get(x_211, 3);
-x_221 = lean_ctor_get(x_211, 4);
-x_222 = lean_ctor_get(x_211, 5);
-lean_inc(x_222);
-lean_inc(x_221);
-lean_inc(x_220);
-lean_inc(x_219);
-lean_inc(x_218);
-lean_inc(x_217);
-lean_dec(x_211);
-lean_inc(x_212);
-x_223 = l_Lean_MetavarContext_assignExpr(x_218, x_1, x_212);
-x_224 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_224, 0, x_217);
-lean_ctor_set(x_224, 1, x_223);
-lean_ctor_set(x_224, 2, x_219);
-lean_ctor_set(x_224, 3, x_220);
-lean_ctor_set(x_224, 4, x_221);
-lean_ctor_set(x_224, 5, x_222);
-x_225 = l_Lean_Expr_mvarId_x21(x_212);
-lean_dec(x_212);
-x_145 = x_225;
-x_146 = x_224;
-goto block_168;
-}
-}
-else
-{
-lean_object* x_226; lean_object* x_227; uint8_t x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; uint8_t x_232; 
-x_226 = lean_ctor_get(x_208, 0);
-lean_inc(x_226);
-lean_dec(x_208);
-x_227 = l_Array_eraseIdx___rarg(x_14, x_226);
-lean_dec(x_226);
-x_228 = 2;
-x_229 = l_Lean_Meta_mkFreshExprMVarAt(x_206, x_227, x_204, x_195, x_228, x_18, x_205);
-lean_dec(x_18);
-x_230 = lean_ctor_get(x_229, 1);
-lean_inc(x_230);
-x_231 = lean_ctor_get(x_229, 0);
-lean_inc(x_231);
-lean_dec(x_229);
-x_232 = !lean_is_exclusive(x_230);
-if (x_232 == 0)
-{
-lean_object* x_233; lean_object* x_234; lean_object* x_235; 
-x_233 = lean_ctor_get(x_230, 1);
-lean_inc(x_231);
-x_234 = l_Lean_MetavarContext_assignExpr(x_233, x_1, x_231);
-lean_ctor_set(x_230, 1, x_234);
-x_235 = l_Lean_Expr_mvarId_x21(x_231);
-lean_dec(x_231);
-x_145 = x_235;
-x_146 = x_230;
-goto block_168;
+x_193 = x_191;
+goto block_233;
 }
 else
 {
 lean_object* x_236; lean_object* x_237; lean_object* x_238; lean_object* x_239; lean_object* x_240; lean_object* x_241; lean_object* x_242; lean_object* x_243; lean_object* x_244; 
-x_236 = lean_ctor_get(x_230, 0);
-x_237 = lean_ctor_get(x_230, 1);
-x_238 = lean_ctor_get(x_230, 2);
-x_239 = lean_ctor_get(x_230, 3);
-x_240 = lean_ctor_get(x_230, 4);
-x_241 = lean_ctor_get(x_230, 5);
-lean_inc(x_241);
-lean_inc(x_240);
-lean_inc(x_239);
-lean_inc(x_238);
-lean_inc(x_237);
-lean_inc(x_236);
-lean_dec(x_230);
-lean_inc(x_231);
-x_242 = l_Lean_MetavarContext_assignExpr(x_237, x_1, x_231);
-x_243 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_243, 0, x_236);
-lean_ctor_set(x_243, 1, x_242);
-lean_ctor_set(x_243, 2, x_238);
-lean_ctor_set(x_243, 3, x_239);
-lean_ctor_set(x_243, 4, x_240);
-lean_ctor_set(x_243, 5, x_241);
-x_244 = l_Lean_Expr_mvarId_x21(x_231);
-lean_dec(x_231);
-x_145 = x_244;
-x_146 = x_243;
-goto block_168;
-}
-}
-}
-block_256:
-{
-lean_object* x_247; lean_object* x_248; lean_object* x_249; lean_object* x_250; lean_object* x_251; lean_object* x_252; lean_object* x_253; lean_object* x_254; lean_object* x_255; 
-lean_dec(x_246);
-x_247 = l_Lean_mkFVar(x_2);
-x_248 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_248, 0, x_247);
-x_249 = l_Lean_Meta_clear___closed__5;
-x_250 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_250, 0, x_249);
-lean_ctor_set(x_250, 1, x_248);
-x_251 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_252 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_252, 0, x_250);
-lean_ctor_set(x_252, 1, x_251);
-x_253 = l_Lean_Meta_throwTacticEx___rarg(x_198, x_1, x_252, x_18, x_203);
-lean_dec(x_18);
-x_254 = lean_ctor_get(x_253, 0);
-lean_inc(x_254);
-x_255 = lean_ctor_get(x_253, 1);
-lean_inc(x_255);
-lean_dec(x_253);
-x_169 = x_254;
-x_170 = x_255;
-goto block_192;
-}
-}
-else
-{
-lean_object* x_269; lean_object* x_270; 
-lean_dec(x_197);
-lean_dec(x_195);
-lean_dec(x_18);
+lean_dec(x_192);
+lean_dec(x_183);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_269 = lean_ctor_get(x_201, 0);
-lean_inc(x_269);
-x_270 = lean_ctor_get(x_201, 1);
-lean_inc(x_270);
-lean_dec(x_201);
-x_169 = x_269;
-x_170 = x_270;
-goto block_192;
+x_236 = l_Lean_mkFVar(x_2);
+x_237 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_237, 0, x_236);
+x_238 = l_Lean_Meta_clear___closed__5;
+x_239 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_239, 0, x_238);
+lean_ctor_set(x_239, 1, x_237);
+x_240 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_241 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_241, 0, x_239);
+lean_ctor_set(x_241, 1, x_240);
+x_242 = l_Lean_Meta_throwTacticEx___rarg(x_186, x_1, x_241, x_18, x_191);
+lean_dec(x_18);
+x_243 = lean_ctor_get(x_242, 0);
+lean_inc(x_243);
+x_244 = lean_ctor_get(x_242, 1);
+lean_inc(x_244);
+lean_dec(x_242);
+x_157 = x_243;
+x_158 = x_244;
+goto block_180;
 }
+block_233:
+{
+lean_object* x_194; lean_object* x_195; lean_object* x_196; 
+lean_inc(x_2);
+x_194 = lean_local_ctx_erase(x_13, x_2);
+x_195 = lean_unsigned_to_nat(0u);
+x_196 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14(x_2, x_14, x_195);
+lean_dec(x_2);
+if (lean_obj_tag(x_196) == 0)
+{
+uint8_t x_197; lean_object* x_198; lean_object* x_199; lean_object* x_200; uint8_t x_201; 
+x_197 = 2;
+x_198 = l_Lean_Meta_mkFreshExprMVarAt(x_194, x_14, x_192, x_183, x_197, x_18, x_193);
+lean_dec(x_18);
+x_199 = lean_ctor_get(x_198, 1);
+lean_inc(x_199);
+x_200 = lean_ctor_get(x_198, 0);
+lean_inc(x_200);
+lean_dec(x_198);
+x_201 = !lean_is_exclusive(x_199);
+if (x_201 == 0)
+{
+lean_object* x_202; lean_object* x_203; lean_object* x_204; 
+x_202 = lean_ctor_get(x_199, 1);
+lean_inc(x_200);
+x_203 = l_Lean_MetavarContext_assignExpr(x_202, x_1, x_200);
+lean_ctor_set(x_199, 1, x_203);
+x_204 = l_Lean_Expr_mvarId_x21(x_200);
+lean_dec(x_200);
+x_133 = x_204;
+x_134 = x_199;
+goto block_156;
 }
 else
 {
-lean_object* x_271; lean_object* x_272; 
-lean_dec(x_197);
-lean_dec(x_195);
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_271 = lean_ctor_get(x_199, 0);
-lean_inc(x_271);
-x_272 = lean_ctor_get(x_199, 1);
-lean_inc(x_272);
+lean_object* x_205; lean_object* x_206; lean_object* x_207; lean_object* x_208; lean_object* x_209; lean_object* x_210; lean_object* x_211; lean_object* x_212; lean_object* x_213; 
+x_205 = lean_ctor_get(x_199, 0);
+x_206 = lean_ctor_get(x_199, 1);
+x_207 = lean_ctor_get(x_199, 2);
+x_208 = lean_ctor_get(x_199, 3);
+x_209 = lean_ctor_get(x_199, 4);
+x_210 = lean_ctor_get(x_199, 5);
+lean_inc(x_210);
+lean_inc(x_209);
+lean_inc(x_208);
+lean_inc(x_207);
+lean_inc(x_206);
+lean_inc(x_205);
 lean_dec(x_199);
-x_169 = x_271;
-x_170 = x_272;
-goto block_192;
+lean_inc(x_200);
+x_211 = l_Lean_MetavarContext_assignExpr(x_206, x_1, x_200);
+x_212 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_212, 0, x_205);
+lean_ctor_set(x_212, 1, x_211);
+lean_ctor_set(x_212, 2, x_207);
+lean_ctor_set(x_212, 3, x_208);
+lean_ctor_set(x_212, 4, x_209);
+lean_ctor_set(x_212, 5, x_210);
+x_213 = l_Lean_Expr_mvarId_x21(x_200);
+lean_dec(x_200);
+x_133 = x_213;
+x_134 = x_212;
+goto block_156;
 }
 }
 else
 {
-lean_object* x_273; lean_object* x_274; 
+lean_object* x_214; lean_object* x_215; uint8_t x_216; lean_object* x_217; lean_object* x_218; lean_object* x_219; uint8_t x_220; 
+x_214 = lean_ctor_get(x_196, 0);
+lean_inc(x_214);
+lean_dec(x_196);
+x_215 = l_Array_eraseIdx___rarg(x_14, x_214);
+lean_dec(x_214);
+x_216 = 2;
+x_217 = l_Lean_Meta_mkFreshExprMVarAt(x_194, x_215, x_192, x_183, x_216, x_18, x_193);
+lean_dec(x_18);
+x_218 = lean_ctor_get(x_217, 1);
+lean_inc(x_218);
+x_219 = lean_ctor_get(x_217, 0);
+lean_inc(x_219);
+lean_dec(x_217);
+x_220 = !lean_is_exclusive(x_218);
+if (x_220 == 0)
+{
+lean_object* x_221; lean_object* x_222; lean_object* x_223; 
+x_221 = lean_ctor_get(x_218, 1);
+lean_inc(x_219);
+x_222 = l_Lean_MetavarContext_assignExpr(x_221, x_1, x_219);
+lean_ctor_set(x_218, 1, x_222);
+x_223 = l_Lean_Expr_mvarId_x21(x_219);
+lean_dec(x_219);
+x_133 = x_223;
+x_134 = x_218;
+goto block_156;
+}
+else
+{
+lean_object* x_224; lean_object* x_225; lean_object* x_226; lean_object* x_227; lean_object* x_228; lean_object* x_229; lean_object* x_230; lean_object* x_231; lean_object* x_232; 
+x_224 = lean_ctor_get(x_218, 0);
+x_225 = lean_ctor_get(x_218, 1);
+x_226 = lean_ctor_get(x_218, 2);
+x_227 = lean_ctor_get(x_218, 3);
+x_228 = lean_ctor_get(x_218, 4);
+x_229 = lean_ctor_get(x_218, 5);
+lean_inc(x_229);
+lean_inc(x_228);
+lean_inc(x_227);
+lean_inc(x_226);
+lean_inc(x_225);
+lean_inc(x_224);
+lean_dec(x_218);
+lean_inc(x_219);
+x_230 = l_Lean_MetavarContext_assignExpr(x_225, x_1, x_219);
+x_231 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_231, 0, x_224);
+lean_ctor_set(x_231, 1, x_230);
+lean_ctor_set(x_231, 2, x_226);
+lean_ctor_set(x_231, 3, x_227);
+lean_ctor_set(x_231, 4, x_228);
+lean_ctor_set(x_231, 5, x_229);
+x_232 = l_Lean_Expr_mvarId_x21(x_219);
+lean_dec(x_219);
+x_133 = x_232;
+x_134 = x_231;
+goto block_156;
+}
+}
+}
+}
+else
+{
+lean_object* x_245; lean_object* x_246; 
+lean_dec(x_185);
+lean_dec(x_183);
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_273 = lean_ctor_get(x_194, 0);
-lean_inc(x_273);
-x_274 = lean_ctor_get(x_194, 1);
-lean_inc(x_274);
-lean_dec(x_194);
-x_169 = x_273;
-x_170 = x_274;
-goto block_192;
+x_245 = lean_ctor_get(x_189, 0);
+lean_inc(x_245);
+x_246 = lean_ctor_get(x_189, 1);
+lean_inc(x_246);
+lean_dec(x_189);
+x_157 = x_245;
+x_158 = x_246;
+goto block_180;
+}
+}
+else
+{
+lean_object* x_247; lean_object* x_248; 
+lean_dec(x_185);
+lean_dec(x_183);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_247 = lean_ctor_get(x_187, 0);
+lean_inc(x_247);
+x_248 = lean_ctor_get(x_187, 1);
+lean_inc(x_248);
+lean_dec(x_187);
+x_157 = x_247;
+x_158 = x_248;
+goto block_180;
+}
+}
+else
+{
+lean_object* x_249; lean_object* x_250; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_249 = lean_ctor_get(x_182, 0);
+lean_inc(x_249);
+x_250 = lean_ctor_get(x_182, 1);
+lean_inc(x_250);
+lean_dec(x_182);
+x_157 = x_249;
+x_158 = x_250;
+goto block_180;
 }
 }
 }
 else
 {
-lean_object* x_292; lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_311; lean_object* x_312; lean_object* x_327; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; 
-x_292 = lean_ctor_get(x_142, 0);
-x_293 = lean_ctor_get(x_142, 1);
-x_294 = lean_ctor_get(x_142, 2);
-lean_inc(x_294);
-lean_inc(x_293);
-lean_inc(x_292);
-lean_dec(x_142);
-x_404 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-x_405 = lean_alloc_ctor(0, 3, 0);
-lean_ctor_set(x_405, 0, x_292);
-lean_ctor_set(x_405, 1, x_293);
-lean_ctor_set(x_405, 2, x_404);
-lean_ctor_set(x_7, 2, x_405);
-x_406 = l_Lean_Meta_clear___closed__2;
+lean_object* x_268; lean_object* x_269; lean_object* x_270; lean_object* x_271; lean_object* x_272; lean_object* x_287; lean_object* x_288; lean_object* x_303; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; 
+x_268 = lean_ctor_get(x_130, 0);
+x_269 = lean_ctor_get(x_130, 1);
+x_270 = lean_ctor_get(x_130, 2);
+lean_inc(x_270);
+lean_inc(x_269);
+lean_inc(x_268);
+lean_dec(x_130);
+x_368 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+x_369 = lean_alloc_ctor(0, 3, 0);
+lean_ctor_set(x_369, 0, x_268);
+lean_ctor_set(x_369, 1, x_269);
+lean_ctor_set(x_369, 2, x_368);
+lean_ctor_set(x_7, 2, x_369);
+x_370 = l_Lean_Meta_clear___closed__2;
 lean_inc(x_1);
-x_407 = l_Lean_Meta_checkNotAssigned(x_1, x_406, x_18, x_7);
-if (lean_obj_tag(x_407) == 0)
+x_371 = l_Lean_Meta_checkNotAssigned(x_1, x_370, x_18, x_7);
+if (lean_obj_tag(x_371) == 0)
 {
-lean_object* x_408; uint8_t x_409; 
-x_408 = lean_ctor_get(x_407, 1);
-lean_inc(x_408);
-lean_dec(x_407);
+lean_object* x_372; uint8_t x_373; 
+x_372 = lean_ctor_get(x_371, 1);
+lean_inc(x_372);
+lean_dec(x_371);
 lean_inc(x_13);
-x_409 = l_Lean_LocalContext_contains(x_13, x_2);
-if (x_409 == 0)
+x_373 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_373 == 0)
 {
-lean_object* x_410; lean_object* x_411; lean_object* x_412; lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; 
+lean_object* x_374; lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; 
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
-x_410 = l_Lean_mkFVar(x_2);
-x_411 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_411, 0, x_410);
-x_412 = l_Lean_Meta_clear___closed__8;
-x_413 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_413, 0, x_412);
-lean_ctor_set(x_413, 1, x_411);
-x_414 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_415 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_415, 0, x_413);
-lean_ctor_set(x_415, 1, x_414);
-x_416 = l_Lean_Meta_throwTacticEx___rarg(x_406, x_1, x_415, x_18, x_408);
+x_374 = l_Lean_mkFVar(x_2);
+x_375 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_375, 0, x_374);
+x_376 = l_Lean_Meta_clear___closed__8;
+x_377 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_377, 0, x_376);
+lean_ctor_set(x_377, 1, x_375);
+x_378 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_379 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_379, 0, x_377);
+lean_ctor_set(x_379, 1, x_378);
+x_380 = l_Lean_Meta_throwTacticEx___rarg(x_370, x_1, x_379, x_18, x_372);
 lean_dec(x_18);
-x_417 = lean_ctor_get(x_416, 0);
-lean_inc(x_417);
-x_418 = lean_ctor_get(x_416, 1);
-lean_inc(x_418);
-lean_dec(x_416);
-x_311 = x_417;
-x_312 = x_418;
-goto block_326;
+x_381 = lean_ctor_get(x_380, 0);
+lean_inc(x_381);
+x_382 = lean_ctor_get(x_380, 1);
+lean_inc(x_382);
+lean_dec(x_380);
+x_287 = x_381;
+x_288 = x_382;
+goto block_302;
 }
 else
 {
-x_327 = x_408;
-goto block_403;
+x_303 = x_372;
+goto block_367;
 }
 }
 else
 {
-lean_object* x_419; lean_object* x_420; 
+lean_object* x_383; lean_object* x_384; 
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_419 = lean_ctor_get(x_407, 0);
-lean_inc(x_419);
-x_420 = lean_ctor_get(x_407, 1);
-lean_inc(x_420);
-lean_dec(x_407);
-x_311 = x_419;
-x_312 = x_420;
-goto block_326;
+x_383 = lean_ctor_get(x_371, 0);
+lean_inc(x_383);
+x_384 = lean_ctor_get(x_371, 1);
+lean_inc(x_384);
+lean_dec(x_371);
+x_287 = x_383;
+x_288 = x_384;
+goto block_302;
 }
-block_310:
+block_286:
 {
-lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; lean_object* x_301; lean_object* x_302; lean_object* x_303; lean_object* x_304; lean_object* x_305; lean_object* x_306; lean_object* x_307; lean_object* x_308; lean_object* x_309; 
-x_297 = lean_ctor_get(x_296, 2);
-lean_inc(x_297);
-x_298 = lean_ctor_get(x_296, 0);
-lean_inc(x_298);
-x_299 = lean_ctor_get(x_296, 1);
-lean_inc(x_299);
-x_300 = lean_ctor_get(x_296, 3);
-lean_inc(x_300);
-x_301 = lean_ctor_get(x_296, 4);
-lean_inc(x_301);
-x_302 = lean_ctor_get(x_296, 5);
-lean_inc(x_302);
-if (lean_is_exclusive(x_296)) {
- lean_ctor_release(x_296, 0);
- lean_ctor_release(x_296, 1);
- lean_ctor_release(x_296, 2);
- lean_ctor_release(x_296, 3);
- lean_ctor_release(x_296, 4);
- lean_ctor_release(x_296, 5);
- x_303 = x_296;
+lean_object* x_273; lean_object* x_274; lean_object* x_275; lean_object* x_276; lean_object* x_277; lean_object* x_278; lean_object* x_279; lean_object* x_280; lean_object* x_281; lean_object* x_282; lean_object* x_283; lean_object* x_284; lean_object* x_285; 
+x_273 = lean_ctor_get(x_272, 2);
+lean_inc(x_273);
+x_274 = lean_ctor_get(x_272, 0);
+lean_inc(x_274);
+x_275 = lean_ctor_get(x_272, 1);
+lean_inc(x_275);
+x_276 = lean_ctor_get(x_272, 3);
+lean_inc(x_276);
+x_277 = lean_ctor_get(x_272, 4);
+lean_inc(x_277);
+x_278 = lean_ctor_get(x_272, 5);
+lean_inc(x_278);
+if (lean_is_exclusive(x_272)) {
+ lean_ctor_release(x_272, 0);
+ lean_ctor_release(x_272, 1);
+ lean_ctor_release(x_272, 2);
+ lean_ctor_release(x_272, 3);
+ lean_ctor_release(x_272, 4);
+ lean_ctor_release(x_272, 5);
+ x_279 = x_272;
 } else {
- lean_dec_ref(x_296);
- x_303 = lean_box(0);
+ lean_dec_ref(x_272);
+ x_279 = lean_box(0);
 }
-x_304 = lean_ctor_get(x_297, 0);
-lean_inc(x_304);
-x_305 = lean_ctor_get(x_297, 1);
-lean_inc(x_305);
-if (lean_is_exclusive(x_297)) {
- lean_ctor_release(x_297, 0);
- lean_ctor_release(x_297, 1);
- lean_ctor_release(x_297, 2);
- x_306 = x_297;
+x_280 = lean_ctor_get(x_273, 0);
+lean_inc(x_280);
+x_281 = lean_ctor_get(x_273, 1);
+lean_inc(x_281);
+if (lean_is_exclusive(x_273)) {
+ lean_ctor_release(x_273, 0);
+ lean_ctor_release(x_273, 1);
+ lean_ctor_release(x_273, 2);
+ x_282 = x_273;
 } else {
- lean_dec_ref(x_297);
- x_306 = lean_box(0);
+ lean_dec_ref(x_273);
+ x_282 = lean_box(0);
 }
-if (lean_is_scalar(x_306)) {
- x_307 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_282)) {
+ x_283 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_307 = x_306;
+ x_283 = x_282;
 }
-lean_ctor_set(x_307, 0, x_304);
-lean_ctor_set(x_307, 1, x_305);
-lean_ctor_set(x_307, 2, x_294);
-if (lean_is_scalar(x_303)) {
- x_308 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_283, 0, x_280);
+lean_ctor_set(x_283, 1, x_281);
+lean_ctor_set(x_283, 2, x_270);
+if (lean_is_scalar(x_279)) {
+ x_284 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_308 = x_303;
+ x_284 = x_279;
 }
-lean_ctor_set(x_308, 0, x_298);
-lean_ctor_set(x_308, 1, x_299);
-lean_ctor_set(x_308, 2, x_307);
-lean_ctor_set(x_308, 3, x_300);
-lean_ctor_set(x_308, 4, x_301);
-lean_ctor_set(x_308, 5, x_302);
+lean_ctor_set(x_284, 0, x_274);
+lean_ctor_set(x_284, 1, x_275);
+lean_ctor_set(x_284, 2, x_283);
+lean_ctor_set(x_284, 3, x_276);
+lean_ctor_set(x_284, 4, x_277);
+lean_ctor_set(x_284, 5, x_278);
 if (lean_is_scalar(x_8)) {
- x_309 = lean_alloc_ctor(0, 2, 0);
+ x_285 = lean_alloc_ctor(0, 2, 0);
 } else {
- x_309 = x_8;
+ x_285 = x_8;
 }
-lean_ctor_set(x_309, 0, x_295);
-lean_ctor_set(x_309, 1, x_308);
-return x_309;
+lean_ctor_set(x_285, 0, x_271);
+lean_ctor_set(x_285, 1, x_284);
+return x_285;
 }
-block_326:
+block_302:
 {
-lean_object* x_313; lean_object* x_314; lean_object* x_315; lean_object* x_316; lean_object* x_317; lean_object* x_318; lean_object* x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; 
-x_313 = lean_ctor_get(x_312, 2);
-lean_inc(x_313);
-x_314 = lean_ctor_get(x_312, 0);
-lean_inc(x_314);
-x_315 = lean_ctor_get(x_312, 1);
-lean_inc(x_315);
-x_316 = lean_ctor_get(x_312, 3);
-lean_inc(x_316);
-x_317 = lean_ctor_get(x_312, 4);
-lean_inc(x_317);
-x_318 = lean_ctor_get(x_312, 5);
-lean_inc(x_318);
-if (lean_is_exclusive(x_312)) {
- lean_ctor_release(x_312, 0);
- lean_ctor_release(x_312, 1);
- lean_ctor_release(x_312, 2);
- lean_ctor_release(x_312, 3);
- lean_ctor_release(x_312, 4);
- lean_ctor_release(x_312, 5);
- x_319 = x_312;
+lean_object* x_289; lean_object* x_290; lean_object* x_291; lean_object* x_292; lean_object* x_293; lean_object* x_294; lean_object* x_295; lean_object* x_296; lean_object* x_297; lean_object* x_298; lean_object* x_299; lean_object* x_300; lean_object* x_301; 
+x_289 = lean_ctor_get(x_288, 2);
+lean_inc(x_289);
+x_290 = lean_ctor_get(x_288, 0);
+lean_inc(x_290);
+x_291 = lean_ctor_get(x_288, 1);
+lean_inc(x_291);
+x_292 = lean_ctor_get(x_288, 3);
+lean_inc(x_292);
+x_293 = lean_ctor_get(x_288, 4);
+lean_inc(x_293);
+x_294 = lean_ctor_get(x_288, 5);
+lean_inc(x_294);
+if (lean_is_exclusive(x_288)) {
+ lean_ctor_release(x_288, 0);
+ lean_ctor_release(x_288, 1);
+ lean_ctor_release(x_288, 2);
+ lean_ctor_release(x_288, 3);
+ lean_ctor_release(x_288, 4);
+ lean_ctor_release(x_288, 5);
+ x_295 = x_288;
 } else {
- lean_dec_ref(x_312);
- x_319 = lean_box(0);
+ lean_dec_ref(x_288);
+ x_295 = lean_box(0);
 }
-x_320 = lean_ctor_get(x_313, 0);
-lean_inc(x_320);
-x_321 = lean_ctor_get(x_313, 1);
-lean_inc(x_321);
-if (lean_is_exclusive(x_313)) {
- lean_ctor_release(x_313, 0);
- lean_ctor_release(x_313, 1);
- lean_ctor_release(x_313, 2);
- x_322 = x_313;
+x_296 = lean_ctor_get(x_289, 0);
+lean_inc(x_296);
+x_297 = lean_ctor_get(x_289, 1);
+lean_inc(x_297);
+if (lean_is_exclusive(x_289)) {
+ lean_ctor_release(x_289, 0);
+ lean_ctor_release(x_289, 1);
+ lean_ctor_release(x_289, 2);
+ x_298 = x_289;
 } else {
- lean_dec_ref(x_313);
- x_322 = lean_box(0);
+ lean_dec_ref(x_289);
+ x_298 = lean_box(0);
 }
-if (lean_is_scalar(x_322)) {
- x_323 = lean_alloc_ctor(0, 3, 0);
+if (lean_is_scalar(x_298)) {
+ x_299 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_323 = x_322;
+ x_299 = x_298;
 }
-lean_ctor_set(x_323, 0, x_320);
-lean_ctor_set(x_323, 1, x_321);
-lean_ctor_set(x_323, 2, x_294);
-if (lean_is_scalar(x_319)) {
- x_324 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_299, 0, x_296);
+lean_ctor_set(x_299, 1, x_297);
+lean_ctor_set(x_299, 2, x_270);
+if (lean_is_scalar(x_295)) {
+ x_300 = lean_alloc_ctor(0, 6, 0);
 } else {
- x_324 = x_319;
+ x_300 = x_295;
 }
-lean_ctor_set(x_324, 0, x_314);
-lean_ctor_set(x_324, 1, x_315);
-lean_ctor_set(x_324, 2, x_323);
-lean_ctor_set(x_324, 3, x_316);
-lean_ctor_set(x_324, 4, x_317);
-lean_ctor_set(x_324, 5, x_318);
-x_325 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_325, 0, x_311);
-lean_ctor_set(x_325, 1, x_324);
-return x_325;
+lean_ctor_set(x_300, 0, x_290);
+lean_ctor_set(x_300, 1, x_291);
+lean_ctor_set(x_300, 2, x_299);
+lean_ctor_set(x_300, 3, x_292);
+lean_ctor_set(x_300, 4, x_293);
+lean_ctor_set(x_300, 5, x_294);
+x_301 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_301, 0, x_287);
+lean_ctor_set(x_301, 1, x_300);
+return x_301;
 }
-block_403:
+block_367:
 {
-lean_object* x_328; 
+lean_object* x_304; 
 lean_inc(x_1);
-x_328 = l_Lean_Meta_getMVarTag(x_1, x_18, x_327);
-if (lean_obj_tag(x_328) == 0)
+x_304 = l_Lean_Meta_getMVarTag(x_1, x_18, x_303);
+if (lean_obj_tag(x_304) == 0)
 {
-lean_object* x_329; lean_object* x_330; lean_object* x_331; lean_object* x_332; lean_object* x_333; 
-x_329 = lean_ctor_get(x_328, 0);
-lean_inc(x_329);
-x_330 = lean_ctor_get(x_328, 1);
-lean_inc(x_330);
-lean_dec(x_328);
-x_331 = lean_ctor_get(x_330, 1);
-lean_inc(x_331);
-x_332 = l_Lean_Meta_clear___closed__2;
-lean_inc(x_331);
+lean_object* x_305; lean_object* x_306; lean_object* x_307; lean_object* x_308; lean_object* x_309; 
+x_305 = lean_ctor_get(x_304, 0);
+lean_inc(x_305);
+x_306 = lean_ctor_get(x_304, 1);
+lean_inc(x_306);
+lean_dec(x_304);
+x_307 = lean_ctor_get(x_306, 1);
+lean_inc(x_307);
+x_308 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_307);
 lean_inc(x_2);
 lean_inc(x_1);
-x_333 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_332, x_331, x_13, x_18, x_330);
-if (lean_obj_tag(x_333) == 0)
+x_309 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__8(x_1, x_2, x_308, x_307, x_13, x_18, x_306);
+if (lean_obj_tag(x_309) == 0)
 {
-lean_object* x_334; lean_object* x_335; 
-x_334 = lean_ctor_get(x_333, 1);
-lean_inc(x_334);
-lean_dec(x_333);
+lean_object* x_310; lean_object* x_311; 
+x_310 = lean_ctor_get(x_309, 1);
+lean_inc(x_310);
+lean_dec(x_309);
 lean_inc(x_1);
-x_335 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_334);
-if (lean_obj_tag(x_335) == 0)
+x_311 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_310);
+if (lean_obj_tag(x_311) == 0)
 {
-lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_374; uint8_t x_385; 
-x_336 = lean_ctor_get(x_335, 0);
-lean_inc(x_336);
-x_337 = lean_ctor_get(x_335, 1);
+lean_object* x_312; lean_object* x_313; lean_object* x_314; lean_object* x_315; lean_object* x_350; uint8_t x_351; 
+x_312 = lean_ctor_get(x_311, 0);
+lean_inc(x_312);
+x_313 = lean_ctor_get(x_311, 1);
+lean_inc(x_313);
+lean_dec(x_311);
+x_314 = lean_ctor_get(x_312, 2);
+lean_inc(x_314);
+lean_dec(x_312);
+lean_inc(x_314);
+x_350 = l_Lean_MetavarContext_exprDependsOn(x_307, x_314, x_2);
+x_351 = lean_unbox(x_350);
+lean_dec(x_350);
+if (x_351 == 0)
+{
+x_315 = x_313;
+goto block_349;
+}
+else
+{
+lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; lean_object* x_357; lean_object* x_358; lean_object* x_359; lean_object* x_360; 
+lean_dec(x_314);
+lean_dec(x_305);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_352 = l_Lean_mkFVar(x_2);
+x_353 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_353, 0, x_352);
+x_354 = l_Lean_Meta_clear___closed__5;
+x_355 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_355, 0, x_354);
+lean_ctor_set(x_355, 1, x_353);
+x_356 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_357 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_357, 0, x_355);
+lean_ctor_set(x_357, 1, x_356);
+x_358 = l_Lean_Meta_throwTacticEx___rarg(x_308, x_1, x_357, x_18, x_313);
+lean_dec(x_18);
+x_359 = lean_ctor_get(x_358, 0);
+lean_inc(x_359);
+x_360 = lean_ctor_get(x_358, 1);
+lean_inc(x_360);
+lean_dec(x_358);
+x_287 = x_359;
+x_288 = x_360;
+goto block_302;
+}
+block_349:
+{
+lean_object* x_316; lean_object* x_317; lean_object* x_318; 
+lean_inc(x_2);
+x_316 = lean_local_ctx_erase(x_13, x_2);
+x_317 = lean_unsigned_to_nat(0u);
+x_318 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14(x_2, x_14, x_317);
+lean_dec(x_2);
+if (lean_obj_tag(x_318) == 0)
+{
+uint8_t x_319; lean_object* x_320; lean_object* x_321; lean_object* x_322; lean_object* x_323; lean_object* x_324; lean_object* x_325; lean_object* x_326; lean_object* x_327; lean_object* x_328; lean_object* x_329; lean_object* x_330; lean_object* x_331; lean_object* x_332; 
+x_319 = 2;
+x_320 = l_Lean_Meta_mkFreshExprMVarAt(x_316, x_14, x_314, x_305, x_319, x_18, x_315);
+lean_dec(x_18);
+x_321 = lean_ctor_get(x_320, 1);
+lean_inc(x_321);
+x_322 = lean_ctor_get(x_320, 0);
+lean_inc(x_322);
+lean_dec(x_320);
+x_323 = lean_ctor_get(x_321, 0);
+lean_inc(x_323);
+x_324 = lean_ctor_get(x_321, 1);
+lean_inc(x_324);
+x_325 = lean_ctor_get(x_321, 2);
+lean_inc(x_325);
+x_326 = lean_ctor_get(x_321, 3);
+lean_inc(x_326);
+x_327 = lean_ctor_get(x_321, 4);
+lean_inc(x_327);
+x_328 = lean_ctor_get(x_321, 5);
+lean_inc(x_328);
+if (lean_is_exclusive(x_321)) {
+ lean_ctor_release(x_321, 0);
+ lean_ctor_release(x_321, 1);
+ lean_ctor_release(x_321, 2);
+ lean_ctor_release(x_321, 3);
+ lean_ctor_release(x_321, 4);
+ lean_ctor_release(x_321, 5);
+ x_329 = x_321;
+} else {
+ lean_dec_ref(x_321);
+ x_329 = lean_box(0);
+}
+lean_inc(x_322);
+x_330 = l_Lean_MetavarContext_assignExpr(x_324, x_1, x_322);
+if (lean_is_scalar(x_329)) {
+ x_331 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_331 = x_329;
+}
+lean_ctor_set(x_331, 0, x_323);
+lean_ctor_set(x_331, 1, x_330);
+lean_ctor_set(x_331, 2, x_325);
+lean_ctor_set(x_331, 3, x_326);
+lean_ctor_set(x_331, 4, x_327);
+lean_ctor_set(x_331, 5, x_328);
+x_332 = l_Lean_Expr_mvarId_x21(x_322);
+lean_dec(x_322);
+x_271 = x_332;
+x_272 = x_331;
+goto block_286;
+}
+else
+{
+lean_object* x_333; lean_object* x_334; uint8_t x_335; lean_object* x_336; lean_object* x_337; lean_object* x_338; lean_object* x_339; lean_object* x_340; lean_object* x_341; lean_object* x_342; lean_object* x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; 
+x_333 = lean_ctor_get(x_318, 0);
+lean_inc(x_333);
+lean_dec(x_318);
+x_334 = l_Array_eraseIdx___rarg(x_14, x_333);
+lean_dec(x_333);
+x_335 = 2;
+x_336 = l_Lean_Meta_mkFreshExprMVarAt(x_316, x_334, x_314, x_305, x_335, x_18, x_315);
+lean_dec(x_18);
+x_337 = lean_ctor_get(x_336, 1);
 lean_inc(x_337);
-lean_dec(x_335);
-x_338 = lean_ctor_get(x_336, 2);
+x_338 = lean_ctor_get(x_336, 0);
 lean_inc(x_338);
 lean_dec(x_336);
-x_385 = l_Lean_Expr_hasFVar(x_338);
-if (x_385 == 0)
-{
-uint8_t x_386; 
-x_386 = l_Lean_Expr_hasMVar(x_338);
-if (x_386 == 0)
-{
-lean_dec(x_331);
-x_339 = x_337;
-goto block_373;
+x_339 = lean_ctor_get(x_337, 0);
+lean_inc(x_339);
+x_340 = lean_ctor_get(x_337, 1);
+lean_inc(x_340);
+x_341 = lean_ctor_get(x_337, 2);
+lean_inc(x_341);
+x_342 = lean_ctor_get(x_337, 3);
+lean_inc(x_342);
+x_343 = lean_ctor_get(x_337, 4);
+lean_inc(x_343);
+x_344 = lean_ctor_get(x_337, 5);
+lean_inc(x_344);
+if (lean_is_exclusive(x_337)) {
+ lean_ctor_release(x_337, 0);
+ lean_ctor_release(x_337, 1);
+ lean_ctor_release(x_337, 2);
+ lean_ctor_release(x_337, 3);
+ lean_ctor_release(x_337, 4);
+ lean_ctor_release(x_337, 5);
+ x_345 = x_337;
+} else {
+ lean_dec_ref(x_337);
+ x_345 = lean_box(0);
 }
-else
-{
-lean_object* x_387; lean_object* x_388; lean_object* x_389; uint8_t x_390; 
-x_387 = l_HashMap_Inhabited___closed__1;
 lean_inc(x_338);
-x_388 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_331, x_338, x_387);
-x_389 = lean_ctor_get(x_388, 0);
-lean_inc(x_389);
-lean_dec(x_388);
-x_390 = lean_unbox(x_389);
-lean_dec(x_389);
-if (x_390 == 0)
-{
-x_339 = x_337;
-goto block_373;
+x_346 = l_Lean_MetavarContext_assignExpr(x_340, x_1, x_338);
+if (lean_is_scalar(x_345)) {
+ x_347 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_347 = x_345;
+}
+lean_ctor_set(x_347, 0, x_339);
+lean_ctor_set(x_347, 1, x_346);
+lean_ctor_set(x_347, 2, x_341);
+lean_ctor_set(x_347, 3, x_342);
+lean_ctor_set(x_347, 4, x_343);
+lean_ctor_set(x_347, 5, x_344);
+x_348 = l_Lean_Expr_mvarId_x21(x_338);
+lean_dec(x_338);
+x_271 = x_348;
+x_272 = x_347;
+goto block_286;
+}
+}
 }
 else
 {
-lean_object* x_391; 
-lean_dec(x_338);
-lean_dec(x_329);
+lean_object* x_361; lean_object* x_362; 
+lean_dec(x_307);
+lean_dec(x_305);
+lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
-x_391 = lean_box(0);
-x_374 = x_391;
-goto block_384;
-}
-}
-}
-else
-{
-lean_object* x_392; lean_object* x_393; lean_object* x_394; uint8_t x_395; 
-x_392 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_338);
-x_393 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_331, x_338, x_392);
-x_394 = lean_ctor_get(x_393, 0);
-lean_inc(x_394);
-lean_dec(x_393);
-x_395 = lean_unbox(x_394);
-lean_dec(x_394);
-if (x_395 == 0)
-{
-x_339 = x_337;
-goto block_373;
-}
-else
-{
-lean_object* x_396; 
-lean_dec(x_338);
-lean_dec(x_329);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_396 = lean_box(0);
-x_374 = x_396;
-goto block_384;
-}
-}
-block_373:
-{
-lean_object* x_340; lean_object* x_341; lean_object* x_342; 
-lean_inc(x_2);
-x_340 = lean_local_ctx_erase(x_13, x_2);
-x_341 = lean_unsigned_to_nat(0u);
-x_342 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_341);
 lean_dec(x_2);
-if (lean_obj_tag(x_342) == 0)
-{
-uint8_t x_343; lean_object* x_344; lean_object* x_345; lean_object* x_346; lean_object* x_347; lean_object* x_348; lean_object* x_349; lean_object* x_350; lean_object* x_351; lean_object* x_352; lean_object* x_353; lean_object* x_354; lean_object* x_355; lean_object* x_356; 
-x_343 = 2;
-x_344 = l_Lean_Meta_mkFreshExprMVarAt(x_340, x_14, x_338, x_329, x_343, x_18, x_339);
-lean_dec(x_18);
-x_345 = lean_ctor_get(x_344, 1);
-lean_inc(x_345);
-x_346 = lean_ctor_get(x_344, 0);
-lean_inc(x_346);
-lean_dec(x_344);
-x_347 = lean_ctor_get(x_345, 0);
-lean_inc(x_347);
-x_348 = lean_ctor_get(x_345, 1);
-lean_inc(x_348);
-x_349 = lean_ctor_get(x_345, 2);
-lean_inc(x_349);
-x_350 = lean_ctor_get(x_345, 3);
-lean_inc(x_350);
-x_351 = lean_ctor_get(x_345, 4);
-lean_inc(x_351);
-x_352 = lean_ctor_get(x_345, 5);
-lean_inc(x_352);
-if (lean_is_exclusive(x_345)) {
- lean_ctor_release(x_345, 0);
- lean_ctor_release(x_345, 1);
- lean_ctor_release(x_345, 2);
- lean_ctor_release(x_345, 3);
- lean_ctor_release(x_345, 4);
- lean_ctor_release(x_345, 5);
- x_353 = x_345;
-} else {
- lean_dec_ref(x_345);
- x_353 = lean_box(0);
-}
-lean_inc(x_346);
-x_354 = l_Lean_MetavarContext_assignExpr(x_348, x_1, x_346);
-if (lean_is_scalar(x_353)) {
- x_355 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_355 = x_353;
-}
-lean_ctor_set(x_355, 0, x_347);
-lean_ctor_set(x_355, 1, x_354);
-lean_ctor_set(x_355, 2, x_349);
-lean_ctor_set(x_355, 3, x_350);
-lean_ctor_set(x_355, 4, x_351);
-lean_ctor_set(x_355, 5, x_352);
-x_356 = l_Lean_Expr_mvarId_x21(x_346);
-lean_dec(x_346);
-x_295 = x_356;
-x_296 = x_355;
-goto block_310;
-}
-else
-{
-lean_object* x_357; lean_object* x_358; uint8_t x_359; lean_object* x_360; lean_object* x_361; lean_object* x_362; lean_object* x_363; lean_object* x_364; lean_object* x_365; lean_object* x_366; lean_object* x_367; lean_object* x_368; lean_object* x_369; lean_object* x_370; lean_object* x_371; lean_object* x_372; 
-x_357 = lean_ctor_get(x_342, 0);
-lean_inc(x_357);
-lean_dec(x_342);
-x_358 = l_Array_eraseIdx___rarg(x_14, x_357);
-lean_dec(x_357);
-x_359 = 2;
-x_360 = l_Lean_Meta_mkFreshExprMVarAt(x_340, x_358, x_338, x_329, x_359, x_18, x_339);
-lean_dec(x_18);
-x_361 = lean_ctor_get(x_360, 1);
+lean_dec(x_1);
+x_361 = lean_ctor_get(x_311, 0);
 lean_inc(x_361);
-x_362 = lean_ctor_get(x_360, 0);
+x_362 = lean_ctor_get(x_311, 1);
 lean_inc(x_362);
-lean_dec(x_360);
-x_363 = lean_ctor_get(x_361, 0);
+lean_dec(x_311);
+x_287 = x_361;
+x_288 = x_362;
+goto block_302;
+}
+}
+else
+{
+lean_object* x_363; lean_object* x_364; 
+lean_dec(x_307);
+lean_dec(x_305);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_363 = lean_ctor_get(x_309, 0);
 lean_inc(x_363);
-x_364 = lean_ctor_get(x_361, 1);
+x_364 = lean_ctor_get(x_309, 1);
 lean_inc(x_364);
-x_365 = lean_ctor_get(x_361, 2);
+lean_dec(x_309);
+x_287 = x_363;
+x_288 = x_364;
+goto block_302;
+}
+}
+else
+{
+lean_object* x_365; lean_object* x_366; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_365 = lean_ctor_get(x_304, 0);
 lean_inc(x_365);
-x_366 = lean_ctor_get(x_361, 3);
+x_366 = lean_ctor_get(x_304, 1);
 lean_inc(x_366);
-x_367 = lean_ctor_get(x_361, 4);
-lean_inc(x_367);
-x_368 = lean_ctor_get(x_361, 5);
-lean_inc(x_368);
-if (lean_is_exclusive(x_361)) {
- lean_ctor_release(x_361, 0);
- lean_ctor_release(x_361, 1);
- lean_ctor_release(x_361, 2);
- lean_ctor_release(x_361, 3);
- lean_ctor_release(x_361, 4);
- lean_ctor_release(x_361, 5);
- x_369 = x_361;
-} else {
- lean_dec_ref(x_361);
- x_369 = lean_box(0);
-}
-lean_inc(x_362);
-x_370 = l_Lean_MetavarContext_assignExpr(x_364, x_1, x_362);
-if (lean_is_scalar(x_369)) {
- x_371 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_371 = x_369;
-}
-lean_ctor_set(x_371, 0, x_363);
-lean_ctor_set(x_371, 1, x_370);
-lean_ctor_set(x_371, 2, x_365);
-lean_ctor_set(x_371, 3, x_366);
-lean_ctor_set(x_371, 4, x_367);
-lean_ctor_set(x_371, 5, x_368);
-x_372 = l_Lean_Expr_mvarId_x21(x_362);
-lean_dec(x_362);
-x_295 = x_372;
-x_296 = x_371;
-goto block_310;
-}
-}
-block_384:
-{
-lean_object* x_375; lean_object* x_376; lean_object* x_377; lean_object* x_378; lean_object* x_379; lean_object* x_380; lean_object* x_381; lean_object* x_382; lean_object* x_383; 
-lean_dec(x_374);
-x_375 = l_Lean_mkFVar(x_2);
-x_376 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_376, 0, x_375);
-x_377 = l_Lean_Meta_clear___closed__5;
-x_378 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_378, 0, x_377);
-lean_ctor_set(x_378, 1, x_376);
-x_379 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_380 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_380, 0, x_378);
-lean_ctor_set(x_380, 1, x_379);
-x_381 = l_Lean_Meta_throwTacticEx___rarg(x_332, x_1, x_380, x_18, x_337);
-lean_dec(x_18);
-x_382 = lean_ctor_get(x_381, 0);
-lean_inc(x_382);
-x_383 = lean_ctor_get(x_381, 1);
-lean_inc(x_383);
-lean_dec(x_381);
-x_311 = x_382;
-x_312 = x_383;
-goto block_326;
-}
-}
-else
-{
-lean_object* x_397; lean_object* x_398; 
-lean_dec(x_331);
-lean_dec(x_329);
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_397 = lean_ctor_get(x_335, 0);
-lean_inc(x_397);
-x_398 = lean_ctor_get(x_335, 1);
-lean_inc(x_398);
-lean_dec(x_335);
-x_311 = x_397;
-x_312 = x_398;
-goto block_326;
-}
-}
-else
-{
-lean_object* x_399; lean_object* x_400; 
-lean_dec(x_331);
-lean_dec(x_329);
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_399 = lean_ctor_get(x_333, 0);
-lean_inc(x_399);
-x_400 = lean_ctor_get(x_333, 1);
-lean_inc(x_400);
-lean_dec(x_333);
-x_311 = x_399;
-x_312 = x_400;
-goto block_326;
-}
-}
-else
-{
-lean_object* x_401; lean_object* x_402; 
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_401 = lean_ctor_get(x_328, 0);
-lean_inc(x_401);
-x_402 = lean_ctor_get(x_328, 1);
-lean_inc(x_402);
-lean_dec(x_328);
-x_311 = x_401;
-x_312 = x_402;
-goto block_326;
+lean_dec(x_304);
+x_287 = x_365;
+x_288 = x_366;
+goto block_302;
 }
 }
 }
 }
 else
 {
-lean_object* x_421; lean_object* x_422; lean_object* x_423; lean_object* x_424; lean_object* x_425; lean_object* x_426; lean_object* x_427; lean_object* x_428; lean_object* x_429; lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_447; lean_object* x_448; lean_object* x_463; lean_object* x_540; lean_object* x_541; lean_object* x_542; lean_object* x_543; lean_object* x_544; 
-x_421 = lean_ctor_get(x_7, 2);
-x_422 = lean_ctor_get(x_7, 0);
-x_423 = lean_ctor_get(x_7, 1);
-x_424 = lean_ctor_get(x_7, 3);
-x_425 = lean_ctor_get(x_7, 4);
-x_426 = lean_ctor_get(x_7, 5);
-lean_inc(x_426);
-lean_inc(x_425);
-lean_inc(x_424);
-lean_inc(x_421);
-lean_inc(x_423);
-lean_inc(x_422);
+lean_object* x_385; lean_object* x_386; lean_object* x_387; lean_object* x_388; lean_object* x_389; lean_object* x_390; lean_object* x_391; lean_object* x_392; lean_object* x_393; lean_object* x_394; lean_object* x_395; lean_object* x_396; lean_object* x_411; lean_object* x_412; lean_object* x_427; lean_object* x_492; lean_object* x_493; lean_object* x_494; lean_object* x_495; lean_object* x_496; 
+x_385 = lean_ctor_get(x_7, 2);
+x_386 = lean_ctor_get(x_7, 0);
+x_387 = lean_ctor_get(x_7, 1);
+x_388 = lean_ctor_get(x_7, 3);
+x_389 = lean_ctor_get(x_7, 4);
+x_390 = lean_ctor_get(x_7, 5);
+lean_inc(x_390);
+lean_inc(x_389);
+lean_inc(x_388);
+lean_inc(x_385);
+lean_inc(x_387);
+lean_inc(x_386);
 lean_dec(x_7);
-x_427 = lean_ctor_get(x_421, 0);
-lean_inc(x_427);
-x_428 = lean_ctor_get(x_421, 1);
-lean_inc(x_428);
-x_429 = lean_ctor_get(x_421, 2);
-lean_inc(x_429);
-if (lean_is_exclusive(x_421)) {
- lean_ctor_release(x_421, 0);
- lean_ctor_release(x_421, 1);
- lean_ctor_release(x_421, 2);
- x_430 = x_421;
+x_391 = lean_ctor_get(x_385, 0);
+lean_inc(x_391);
+x_392 = lean_ctor_get(x_385, 1);
+lean_inc(x_392);
+x_393 = lean_ctor_get(x_385, 2);
+lean_inc(x_393);
+if (lean_is_exclusive(x_385)) {
+ lean_ctor_release(x_385, 0);
+ lean_ctor_release(x_385, 1);
+ lean_ctor_release(x_385, 2);
+ x_394 = x_385;
 } else {
- lean_dec_ref(x_421);
- x_430 = lean_box(0);
+ lean_dec_ref(x_385);
+ x_394 = lean_box(0);
 }
-x_540 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
-if (lean_is_scalar(x_430)) {
- x_541 = lean_alloc_ctor(0, 3, 0);
+x_492 = l_Lean_Meta_resettingSynthInstanceCache___rarg___closed__1;
+if (lean_is_scalar(x_394)) {
+ x_493 = lean_alloc_ctor(0, 3, 0);
 } else {
- x_541 = x_430;
+ x_493 = x_394;
 }
-lean_ctor_set(x_541, 0, x_427);
-lean_ctor_set(x_541, 1, x_428);
-lean_ctor_set(x_541, 2, x_540);
-x_542 = lean_alloc_ctor(0, 6, 0);
-lean_ctor_set(x_542, 0, x_422);
-lean_ctor_set(x_542, 1, x_423);
-lean_ctor_set(x_542, 2, x_541);
-lean_ctor_set(x_542, 3, x_424);
-lean_ctor_set(x_542, 4, x_425);
-lean_ctor_set(x_542, 5, x_426);
-x_543 = l_Lean_Meta_clear___closed__2;
+lean_ctor_set(x_493, 0, x_391);
+lean_ctor_set(x_493, 1, x_392);
+lean_ctor_set(x_493, 2, x_492);
+x_494 = lean_alloc_ctor(0, 6, 0);
+lean_ctor_set(x_494, 0, x_386);
+lean_ctor_set(x_494, 1, x_387);
+lean_ctor_set(x_494, 2, x_493);
+lean_ctor_set(x_494, 3, x_388);
+lean_ctor_set(x_494, 4, x_389);
+lean_ctor_set(x_494, 5, x_390);
+x_495 = l_Lean_Meta_clear___closed__2;
 lean_inc(x_1);
-x_544 = l_Lean_Meta_checkNotAssigned(x_1, x_543, x_18, x_542);
-if (lean_obj_tag(x_544) == 0)
+x_496 = l_Lean_Meta_checkNotAssigned(x_1, x_495, x_18, x_494);
+if (lean_obj_tag(x_496) == 0)
 {
-lean_object* x_545; uint8_t x_546; 
-x_545 = lean_ctor_get(x_544, 1);
-lean_inc(x_545);
-lean_dec(x_544);
-lean_inc(x_13);
-x_546 = l_Lean_LocalContext_contains(x_13, x_2);
-if (x_546 == 0)
-{
-lean_object* x_547; lean_object* x_548; lean_object* x_549; lean_object* x_550; lean_object* x_551; lean_object* x_552; lean_object* x_553; lean_object* x_554; lean_object* x_555; 
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_547 = l_Lean_mkFVar(x_2);
-x_548 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_548, 0, x_547);
-x_549 = l_Lean_Meta_clear___closed__8;
-x_550 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_550, 0, x_549);
-lean_ctor_set(x_550, 1, x_548);
-x_551 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_552 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_552, 0, x_550);
-lean_ctor_set(x_552, 1, x_551);
-x_553 = l_Lean_Meta_throwTacticEx___rarg(x_543, x_1, x_552, x_18, x_545);
-lean_dec(x_18);
-x_554 = lean_ctor_get(x_553, 0);
-lean_inc(x_554);
-x_555 = lean_ctor_get(x_553, 1);
-lean_inc(x_555);
-lean_dec(x_553);
-x_447 = x_554;
-x_448 = x_555;
-goto block_462;
-}
-else
-{
-x_463 = x_545;
-goto block_539;
-}
-}
-else
-{
-lean_object* x_556; lean_object* x_557; 
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_556 = lean_ctor_get(x_544, 0);
-lean_inc(x_556);
-x_557 = lean_ctor_get(x_544, 1);
-lean_inc(x_557);
-lean_dec(x_544);
-x_447 = x_556;
-x_448 = x_557;
-goto block_462;
-}
-block_446:
-{
-lean_object* x_433; lean_object* x_434; lean_object* x_435; lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_440; lean_object* x_441; lean_object* x_442; lean_object* x_443; lean_object* x_444; lean_object* x_445; 
-x_433 = lean_ctor_get(x_432, 2);
-lean_inc(x_433);
-x_434 = lean_ctor_get(x_432, 0);
-lean_inc(x_434);
-x_435 = lean_ctor_get(x_432, 1);
-lean_inc(x_435);
-x_436 = lean_ctor_get(x_432, 3);
-lean_inc(x_436);
-x_437 = lean_ctor_get(x_432, 4);
-lean_inc(x_437);
-x_438 = lean_ctor_get(x_432, 5);
-lean_inc(x_438);
-if (lean_is_exclusive(x_432)) {
- lean_ctor_release(x_432, 0);
- lean_ctor_release(x_432, 1);
- lean_ctor_release(x_432, 2);
- lean_ctor_release(x_432, 3);
- lean_ctor_release(x_432, 4);
- lean_ctor_release(x_432, 5);
- x_439 = x_432;
-} else {
- lean_dec_ref(x_432);
- x_439 = lean_box(0);
-}
-x_440 = lean_ctor_get(x_433, 0);
-lean_inc(x_440);
-x_441 = lean_ctor_get(x_433, 1);
-lean_inc(x_441);
-if (lean_is_exclusive(x_433)) {
- lean_ctor_release(x_433, 0);
- lean_ctor_release(x_433, 1);
- lean_ctor_release(x_433, 2);
- x_442 = x_433;
-} else {
- lean_dec_ref(x_433);
- x_442 = lean_box(0);
-}
-if (lean_is_scalar(x_442)) {
- x_443 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_443 = x_442;
-}
-lean_ctor_set(x_443, 0, x_440);
-lean_ctor_set(x_443, 1, x_441);
-lean_ctor_set(x_443, 2, x_429);
-if (lean_is_scalar(x_439)) {
- x_444 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_444 = x_439;
-}
-lean_ctor_set(x_444, 0, x_434);
-lean_ctor_set(x_444, 1, x_435);
-lean_ctor_set(x_444, 2, x_443);
-lean_ctor_set(x_444, 3, x_436);
-lean_ctor_set(x_444, 4, x_437);
-lean_ctor_set(x_444, 5, x_438);
-if (lean_is_scalar(x_8)) {
- x_445 = lean_alloc_ctor(0, 2, 0);
-} else {
- x_445 = x_8;
-}
-lean_ctor_set(x_445, 0, x_431);
-lean_ctor_set(x_445, 1, x_444);
-return x_445;
-}
-block_462:
-{
-lean_object* x_449; lean_object* x_450; lean_object* x_451; lean_object* x_452; lean_object* x_453; lean_object* x_454; lean_object* x_455; lean_object* x_456; lean_object* x_457; lean_object* x_458; lean_object* x_459; lean_object* x_460; lean_object* x_461; 
-x_449 = lean_ctor_get(x_448, 2);
-lean_inc(x_449);
-x_450 = lean_ctor_get(x_448, 0);
-lean_inc(x_450);
-x_451 = lean_ctor_get(x_448, 1);
-lean_inc(x_451);
-x_452 = lean_ctor_get(x_448, 3);
-lean_inc(x_452);
-x_453 = lean_ctor_get(x_448, 4);
-lean_inc(x_453);
-x_454 = lean_ctor_get(x_448, 5);
-lean_inc(x_454);
-if (lean_is_exclusive(x_448)) {
- lean_ctor_release(x_448, 0);
- lean_ctor_release(x_448, 1);
- lean_ctor_release(x_448, 2);
- lean_ctor_release(x_448, 3);
- lean_ctor_release(x_448, 4);
- lean_ctor_release(x_448, 5);
- x_455 = x_448;
-} else {
- lean_dec_ref(x_448);
- x_455 = lean_box(0);
-}
-x_456 = lean_ctor_get(x_449, 0);
-lean_inc(x_456);
-x_457 = lean_ctor_get(x_449, 1);
-lean_inc(x_457);
-if (lean_is_exclusive(x_449)) {
- lean_ctor_release(x_449, 0);
- lean_ctor_release(x_449, 1);
- lean_ctor_release(x_449, 2);
- x_458 = x_449;
-} else {
- lean_dec_ref(x_449);
- x_458 = lean_box(0);
-}
-if (lean_is_scalar(x_458)) {
- x_459 = lean_alloc_ctor(0, 3, 0);
-} else {
- x_459 = x_458;
-}
-lean_ctor_set(x_459, 0, x_456);
-lean_ctor_set(x_459, 1, x_457);
-lean_ctor_set(x_459, 2, x_429);
-if (lean_is_scalar(x_455)) {
- x_460 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_460 = x_455;
-}
-lean_ctor_set(x_460, 0, x_450);
-lean_ctor_set(x_460, 1, x_451);
-lean_ctor_set(x_460, 2, x_459);
-lean_ctor_set(x_460, 3, x_452);
-lean_ctor_set(x_460, 4, x_453);
-lean_ctor_set(x_460, 5, x_454);
-x_461 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_461, 0, x_447);
-lean_ctor_set(x_461, 1, x_460);
-return x_461;
-}
-block_539:
-{
-lean_object* x_464; 
-lean_inc(x_1);
-x_464 = l_Lean_Meta_getMVarTag(x_1, x_18, x_463);
-if (lean_obj_tag(x_464) == 0)
-{
-lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; lean_object* x_469; 
-x_465 = lean_ctor_get(x_464, 0);
-lean_inc(x_465);
-x_466 = lean_ctor_get(x_464, 1);
-lean_inc(x_466);
-lean_dec(x_464);
-x_467 = lean_ctor_get(x_466, 1);
-lean_inc(x_467);
-x_468 = l_Lean_Meta_clear___closed__2;
-lean_inc(x_467);
-lean_inc(x_2);
-lean_inc(x_1);
-x_469 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_468, x_467, x_13, x_18, x_466);
-if (lean_obj_tag(x_469) == 0)
-{
-lean_object* x_470; lean_object* x_471; 
-x_470 = lean_ctor_get(x_469, 1);
-lean_inc(x_470);
-lean_dec(x_469);
-lean_inc(x_1);
-x_471 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_470);
-if (lean_obj_tag(x_471) == 0)
-{
-lean_object* x_472; lean_object* x_473; lean_object* x_474; lean_object* x_475; lean_object* x_510; uint8_t x_521; 
-x_472 = lean_ctor_get(x_471, 0);
-lean_inc(x_472);
-x_473 = lean_ctor_get(x_471, 1);
-lean_inc(x_473);
-lean_dec(x_471);
-x_474 = lean_ctor_get(x_472, 2);
-lean_inc(x_474);
-lean_dec(x_472);
-x_521 = l_Lean_Expr_hasFVar(x_474);
-if (x_521 == 0)
-{
-uint8_t x_522; 
-x_522 = l_Lean_Expr_hasMVar(x_474);
-if (x_522 == 0)
-{
-lean_dec(x_467);
-x_475 = x_473;
-goto block_509;
-}
-else
-{
-lean_object* x_523; lean_object* x_524; lean_object* x_525; uint8_t x_526; 
-x_523 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_474);
-x_524 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_2, x_467, x_474, x_523);
-x_525 = lean_ctor_get(x_524, 0);
-lean_inc(x_525);
-lean_dec(x_524);
-x_526 = lean_unbox(x_525);
-lean_dec(x_525);
-if (x_526 == 0)
-{
-x_475 = x_473;
-goto block_509;
-}
-else
-{
-lean_object* x_527; 
-lean_dec(x_474);
-lean_dec(x_465);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_527 = lean_box(0);
-x_510 = x_527;
-goto block_520;
-}
-}
-}
-else
-{
-lean_object* x_528; lean_object* x_529; lean_object* x_530; uint8_t x_531; 
-x_528 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_474);
-x_529 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_2, x_467, x_474, x_528);
-x_530 = lean_ctor_get(x_529, 0);
-lean_inc(x_530);
-lean_dec(x_529);
-x_531 = lean_unbox(x_530);
-lean_dec(x_530);
-if (x_531 == 0)
-{
-x_475 = x_473;
-goto block_509;
-}
-else
-{
-lean_object* x_532; 
-lean_dec(x_474);
-lean_dec(x_465);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-x_532 = lean_box(0);
-x_510 = x_532;
-goto block_520;
-}
-}
-block_509:
-{
-lean_object* x_476; lean_object* x_477; lean_object* x_478; 
-lean_inc(x_2);
-x_476 = lean_local_ctx_erase(x_13, x_2);
-x_477 = lean_unsigned_to_nat(0u);
-x_478 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_2, x_14, x_477);
-lean_dec(x_2);
-if (lean_obj_tag(x_478) == 0)
-{
-uint8_t x_479; lean_object* x_480; lean_object* x_481; lean_object* x_482; lean_object* x_483; lean_object* x_484; lean_object* x_485; lean_object* x_486; lean_object* x_487; lean_object* x_488; lean_object* x_489; lean_object* x_490; lean_object* x_491; lean_object* x_492; 
-x_479 = 2;
-x_480 = l_Lean_Meta_mkFreshExprMVarAt(x_476, x_14, x_474, x_465, x_479, x_18, x_475);
-lean_dec(x_18);
-x_481 = lean_ctor_get(x_480, 1);
-lean_inc(x_481);
-x_482 = lean_ctor_get(x_480, 0);
-lean_inc(x_482);
-lean_dec(x_480);
-x_483 = lean_ctor_get(x_481, 0);
-lean_inc(x_483);
-x_484 = lean_ctor_get(x_481, 1);
-lean_inc(x_484);
-x_485 = lean_ctor_get(x_481, 2);
-lean_inc(x_485);
-x_486 = lean_ctor_get(x_481, 3);
-lean_inc(x_486);
-x_487 = lean_ctor_get(x_481, 4);
-lean_inc(x_487);
-x_488 = lean_ctor_get(x_481, 5);
-lean_inc(x_488);
-if (lean_is_exclusive(x_481)) {
- lean_ctor_release(x_481, 0);
- lean_ctor_release(x_481, 1);
- lean_ctor_release(x_481, 2);
- lean_ctor_release(x_481, 3);
- lean_ctor_release(x_481, 4);
- lean_ctor_release(x_481, 5);
- x_489 = x_481;
-} else {
- lean_dec_ref(x_481);
- x_489 = lean_box(0);
-}
-lean_inc(x_482);
-x_490 = l_Lean_MetavarContext_assignExpr(x_484, x_1, x_482);
-if (lean_is_scalar(x_489)) {
- x_491 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_491 = x_489;
-}
-lean_ctor_set(x_491, 0, x_483);
-lean_ctor_set(x_491, 1, x_490);
-lean_ctor_set(x_491, 2, x_485);
-lean_ctor_set(x_491, 3, x_486);
-lean_ctor_set(x_491, 4, x_487);
-lean_ctor_set(x_491, 5, x_488);
-x_492 = l_Lean_Expr_mvarId_x21(x_482);
-lean_dec(x_482);
-x_431 = x_492;
-x_432 = x_491;
-goto block_446;
-}
-else
-{
-lean_object* x_493; lean_object* x_494; uint8_t x_495; lean_object* x_496; lean_object* x_497; lean_object* x_498; lean_object* x_499; lean_object* x_500; lean_object* x_501; lean_object* x_502; lean_object* x_503; lean_object* x_504; lean_object* x_505; lean_object* x_506; lean_object* x_507; lean_object* x_508; 
-x_493 = lean_ctor_get(x_478, 0);
-lean_inc(x_493);
-lean_dec(x_478);
-x_494 = l_Array_eraseIdx___rarg(x_14, x_493);
-lean_dec(x_493);
-x_495 = 2;
-x_496 = l_Lean_Meta_mkFreshExprMVarAt(x_476, x_494, x_474, x_465, x_495, x_18, x_475);
-lean_dec(x_18);
+lean_object* x_497; uint8_t x_498; 
 x_497 = lean_ctor_get(x_496, 1);
 lean_inc(x_497);
-x_498 = lean_ctor_get(x_496, 0);
-lean_inc(x_498);
 lean_dec(x_496);
-x_499 = lean_ctor_get(x_497, 0);
-lean_inc(x_499);
-x_500 = lean_ctor_get(x_497, 1);
-lean_inc(x_500);
-x_501 = lean_ctor_get(x_497, 2);
-lean_inc(x_501);
-x_502 = lean_ctor_get(x_497, 3);
-lean_inc(x_502);
-x_503 = lean_ctor_get(x_497, 4);
-lean_inc(x_503);
-x_504 = lean_ctor_get(x_497, 5);
-lean_inc(x_504);
-if (lean_is_exclusive(x_497)) {
- lean_ctor_release(x_497, 0);
- lean_ctor_release(x_497, 1);
- lean_ctor_release(x_497, 2);
- lean_ctor_release(x_497, 3);
- lean_ctor_release(x_497, 4);
- lean_ctor_release(x_497, 5);
- x_505 = x_497;
-} else {
- lean_dec_ref(x_497);
- x_505 = lean_box(0);
-}
-lean_inc(x_498);
-x_506 = l_Lean_MetavarContext_assignExpr(x_500, x_1, x_498);
-if (lean_is_scalar(x_505)) {
- x_507 = lean_alloc_ctor(0, 6, 0);
-} else {
- x_507 = x_505;
-}
-lean_ctor_set(x_507, 0, x_499);
-lean_ctor_set(x_507, 1, x_506);
-lean_ctor_set(x_507, 2, x_501);
-lean_ctor_set(x_507, 3, x_502);
-lean_ctor_set(x_507, 4, x_503);
-lean_ctor_set(x_507, 5, x_504);
-x_508 = l_Lean_Expr_mvarId_x21(x_498);
-lean_dec(x_498);
-x_431 = x_508;
-x_432 = x_507;
-goto block_446;
-}
-}
-block_520:
+lean_inc(x_13);
+x_498 = l_Lean_LocalContext_contains(x_13, x_2);
+if (x_498 == 0)
 {
-lean_object* x_511; lean_object* x_512; lean_object* x_513; lean_object* x_514; lean_object* x_515; lean_object* x_516; lean_object* x_517; lean_object* x_518; lean_object* x_519; 
-lean_dec(x_510);
-x_511 = l_Lean_mkFVar(x_2);
-x_512 = lean_alloc_ctor(2, 1, 0);
-lean_ctor_set(x_512, 0, x_511);
-x_513 = l_Lean_Meta_clear___closed__5;
-x_514 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_514, 0, x_513);
-lean_ctor_set(x_514, 1, x_512);
-x_515 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8;
-x_516 = lean_alloc_ctor(9, 2, 0);
-lean_ctor_set(x_516, 0, x_514);
-lean_ctor_set(x_516, 1, x_515);
-x_517 = l_Lean_Meta_throwTacticEx___rarg(x_468, x_1, x_516, x_18, x_473);
+lean_object* x_499; lean_object* x_500; lean_object* x_501; lean_object* x_502; lean_object* x_503; lean_object* x_504; lean_object* x_505; lean_object* x_506; lean_object* x_507; 
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_499 = l_Lean_mkFVar(x_2);
+x_500 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_500, 0, x_499);
+x_501 = l_Lean_Meta_clear___closed__8;
+x_502 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_502, 0, x_501);
+lean_ctor_set(x_502, 1, x_500);
+x_503 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_504 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_504, 0, x_502);
+lean_ctor_set(x_504, 1, x_503);
+x_505 = l_Lean_Meta_throwTacticEx___rarg(x_495, x_1, x_504, x_18, x_497);
 lean_dec(x_18);
-x_518 = lean_ctor_get(x_517, 0);
-lean_inc(x_518);
-x_519 = lean_ctor_get(x_517, 1);
-lean_inc(x_519);
-lean_dec(x_517);
-x_447 = x_518;
-x_448 = x_519;
-goto block_462;
+x_506 = lean_ctor_get(x_505, 0);
+lean_inc(x_506);
+x_507 = lean_ctor_get(x_505, 1);
+lean_inc(x_507);
+lean_dec(x_505);
+x_411 = x_506;
+x_412 = x_507;
+goto block_426;
+}
+else
+{
+x_427 = x_497;
+goto block_491;
 }
 }
 else
 {
-lean_object* x_533; lean_object* x_534; 
-lean_dec(x_467);
-lean_dec(x_465);
+lean_object* x_508; lean_object* x_509; 
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_533 = lean_ctor_get(x_471, 0);
-lean_inc(x_533);
-x_534 = lean_ctor_get(x_471, 1);
-lean_inc(x_534);
-lean_dec(x_471);
-x_447 = x_533;
-x_448 = x_534;
-goto block_462;
+x_508 = lean_ctor_get(x_496, 0);
+lean_inc(x_508);
+x_509 = lean_ctor_get(x_496, 1);
+lean_inc(x_509);
+lean_dec(x_496);
+x_411 = x_508;
+x_412 = x_509;
+goto block_426;
+}
+block_410:
+{
+lean_object* x_397; lean_object* x_398; lean_object* x_399; lean_object* x_400; lean_object* x_401; lean_object* x_402; lean_object* x_403; lean_object* x_404; lean_object* x_405; lean_object* x_406; lean_object* x_407; lean_object* x_408; lean_object* x_409; 
+x_397 = lean_ctor_get(x_396, 2);
+lean_inc(x_397);
+x_398 = lean_ctor_get(x_396, 0);
+lean_inc(x_398);
+x_399 = lean_ctor_get(x_396, 1);
+lean_inc(x_399);
+x_400 = lean_ctor_get(x_396, 3);
+lean_inc(x_400);
+x_401 = lean_ctor_get(x_396, 4);
+lean_inc(x_401);
+x_402 = lean_ctor_get(x_396, 5);
+lean_inc(x_402);
+if (lean_is_exclusive(x_396)) {
+ lean_ctor_release(x_396, 0);
+ lean_ctor_release(x_396, 1);
+ lean_ctor_release(x_396, 2);
+ lean_ctor_release(x_396, 3);
+ lean_ctor_release(x_396, 4);
+ lean_ctor_release(x_396, 5);
+ x_403 = x_396;
+} else {
+ lean_dec_ref(x_396);
+ x_403 = lean_box(0);
+}
+x_404 = lean_ctor_get(x_397, 0);
+lean_inc(x_404);
+x_405 = lean_ctor_get(x_397, 1);
+lean_inc(x_405);
+if (lean_is_exclusive(x_397)) {
+ lean_ctor_release(x_397, 0);
+ lean_ctor_release(x_397, 1);
+ lean_ctor_release(x_397, 2);
+ x_406 = x_397;
+} else {
+ lean_dec_ref(x_397);
+ x_406 = lean_box(0);
+}
+if (lean_is_scalar(x_406)) {
+ x_407 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_407 = x_406;
+}
+lean_ctor_set(x_407, 0, x_404);
+lean_ctor_set(x_407, 1, x_405);
+lean_ctor_set(x_407, 2, x_393);
+if (lean_is_scalar(x_403)) {
+ x_408 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_408 = x_403;
+}
+lean_ctor_set(x_408, 0, x_398);
+lean_ctor_set(x_408, 1, x_399);
+lean_ctor_set(x_408, 2, x_407);
+lean_ctor_set(x_408, 3, x_400);
+lean_ctor_set(x_408, 4, x_401);
+lean_ctor_set(x_408, 5, x_402);
+if (lean_is_scalar(x_8)) {
+ x_409 = lean_alloc_ctor(0, 2, 0);
+} else {
+ x_409 = x_8;
+}
+lean_ctor_set(x_409, 0, x_395);
+lean_ctor_set(x_409, 1, x_408);
+return x_409;
+}
+block_426:
+{
+lean_object* x_413; lean_object* x_414; lean_object* x_415; lean_object* x_416; lean_object* x_417; lean_object* x_418; lean_object* x_419; lean_object* x_420; lean_object* x_421; lean_object* x_422; lean_object* x_423; lean_object* x_424; lean_object* x_425; 
+x_413 = lean_ctor_get(x_412, 2);
+lean_inc(x_413);
+x_414 = lean_ctor_get(x_412, 0);
+lean_inc(x_414);
+x_415 = lean_ctor_get(x_412, 1);
+lean_inc(x_415);
+x_416 = lean_ctor_get(x_412, 3);
+lean_inc(x_416);
+x_417 = lean_ctor_get(x_412, 4);
+lean_inc(x_417);
+x_418 = lean_ctor_get(x_412, 5);
+lean_inc(x_418);
+if (lean_is_exclusive(x_412)) {
+ lean_ctor_release(x_412, 0);
+ lean_ctor_release(x_412, 1);
+ lean_ctor_release(x_412, 2);
+ lean_ctor_release(x_412, 3);
+ lean_ctor_release(x_412, 4);
+ lean_ctor_release(x_412, 5);
+ x_419 = x_412;
+} else {
+ lean_dec_ref(x_412);
+ x_419 = lean_box(0);
+}
+x_420 = lean_ctor_get(x_413, 0);
+lean_inc(x_420);
+x_421 = lean_ctor_get(x_413, 1);
+lean_inc(x_421);
+if (lean_is_exclusive(x_413)) {
+ lean_ctor_release(x_413, 0);
+ lean_ctor_release(x_413, 1);
+ lean_ctor_release(x_413, 2);
+ x_422 = x_413;
+} else {
+ lean_dec_ref(x_413);
+ x_422 = lean_box(0);
+}
+if (lean_is_scalar(x_422)) {
+ x_423 = lean_alloc_ctor(0, 3, 0);
+} else {
+ x_423 = x_422;
+}
+lean_ctor_set(x_423, 0, x_420);
+lean_ctor_set(x_423, 1, x_421);
+lean_ctor_set(x_423, 2, x_393);
+if (lean_is_scalar(x_419)) {
+ x_424 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_424 = x_419;
+}
+lean_ctor_set(x_424, 0, x_414);
+lean_ctor_set(x_424, 1, x_415);
+lean_ctor_set(x_424, 2, x_423);
+lean_ctor_set(x_424, 3, x_416);
+lean_ctor_set(x_424, 4, x_417);
+lean_ctor_set(x_424, 5, x_418);
+x_425 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_425, 0, x_411);
+lean_ctor_set(x_425, 1, x_424);
+return x_425;
+}
+block_491:
+{
+lean_object* x_428; 
+lean_inc(x_1);
+x_428 = l_Lean_Meta_getMVarTag(x_1, x_18, x_427);
+if (lean_obj_tag(x_428) == 0)
+{
+lean_object* x_429; lean_object* x_430; lean_object* x_431; lean_object* x_432; lean_object* x_433; 
+x_429 = lean_ctor_get(x_428, 0);
+lean_inc(x_429);
+x_430 = lean_ctor_get(x_428, 1);
+lean_inc(x_430);
+lean_dec(x_428);
+x_431 = lean_ctor_get(x_430, 1);
+lean_inc(x_431);
+x_432 = l_Lean_Meta_clear___closed__2;
+lean_inc(x_431);
+lean_inc(x_2);
+lean_inc(x_1);
+x_433 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__8(x_1, x_2, x_432, x_431, x_13, x_18, x_430);
+if (lean_obj_tag(x_433) == 0)
+{
+lean_object* x_434; lean_object* x_435; 
+x_434 = lean_ctor_get(x_433, 1);
+lean_inc(x_434);
+lean_dec(x_433);
+lean_inc(x_1);
+x_435 = l_Lean_Meta_getMVarDecl(x_1, x_18, x_434);
+if (lean_obj_tag(x_435) == 0)
+{
+lean_object* x_436; lean_object* x_437; lean_object* x_438; lean_object* x_439; lean_object* x_474; uint8_t x_475; 
+x_436 = lean_ctor_get(x_435, 0);
+lean_inc(x_436);
+x_437 = lean_ctor_get(x_435, 1);
+lean_inc(x_437);
+lean_dec(x_435);
+x_438 = lean_ctor_get(x_436, 2);
+lean_inc(x_438);
+lean_dec(x_436);
+lean_inc(x_438);
+x_474 = l_Lean_MetavarContext_exprDependsOn(x_431, x_438, x_2);
+x_475 = lean_unbox(x_474);
+lean_dec(x_474);
+if (x_475 == 0)
+{
+x_439 = x_437;
+goto block_473;
+}
+else
+{
+lean_object* x_476; lean_object* x_477; lean_object* x_478; lean_object* x_479; lean_object* x_480; lean_object* x_481; lean_object* x_482; lean_object* x_483; lean_object* x_484; 
+lean_dec(x_438);
+lean_dec(x_429);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+x_476 = l_Lean_mkFVar(x_2);
+x_477 = lean_alloc_ctor(2, 1, 0);
+lean_ctor_set(x_477, 0, x_476);
+x_478 = l_Lean_Meta_clear___closed__5;
+x_479 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_479, 0, x_478);
+lean_ctor_set(x_479, 1, x_477);
+x_480 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8;
+x_481 = lean_alloc_ctor(9, 2, 0);
+lean_ctor_set(x_481, 0, x_479);
+lean_ctor_set(x_481, 1, x_480);
+x_482 = l_Lean_Meta_throwTacticEx___rarg(x_432, x_1, x_481, x_18, x_437);
+lean_dec(x_18);
+x_483 = lean_ctor_get(x_482, 0);
+lean_inc(x_483);
+x_484 = lean_ctor_get(x_482, 1);
+lean_inc(x_484);
+lean_dec(x_482);
+x_411 = x_483;
+x_412 = x_484;
+goto block_426;
+}
+block_473:
+{
+lean_object* x_440; lean_object* x_441; lean_object* x_442; 
+lean_inc(x_2);
+x_440 = lean_local_ctx_erase(x_13, x_2);
+x_441 = lean_unsigned_to_nat(0u);
+x_442 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__14(x_2, x_14, x_441);
+lean_dec(x_2);
+if (lean_obj_tag(x_442) == 0)
+{
+uint8_t x_443; lean_object* x_444; lean_object* x_445; lean_object* x_446; lean_object* x_447; lean_object* x_448; lean_object* x_449; lean_object* x_450; lean_object* x_451; lean_object* x_452; lean_object* x_453; lean_object* x_454; lean_object* x_455; lean_object* x_456; 
+x_443 = 2;
+x_444 = l_Lean_Meta_mkFreshExprMVarAt(x_440, x_14, x_438, x_429, x_443, x_18, x_439);
+lean_dec(x_18);
+x_445 = lean_ctor_get(x_444, 1);
+lean_inc(x_445);
+x_446 = lean_ctor_get(x_444, 0);
+lean_inc(x_446);
+lean_dec(x_444);
+x_447 = lean_ctor_get(x_445, 0);
+lean_inc(x_447);
+x_448 = lean_ctor_get(x_445, 1);
+lean_inc(x_448);
+x_449 = lean_ctor_get(x_445, 2);
+lean_inc(x_449);
+x_450 = lean_ctor_get(x_445, 3);
+lean_inc(x_450);
+x_451 = lean_ctor_get(x_445, 4);
+lean_inc(x_451);
+x_452 = lean_ctor_get(x_445, 5);
+lean_inc(x_452);
+if (lean_is_exclusive(x_445)) {
+ lean_ctor_release(x_445, 0);
+ lean_ctor_release(x_445, 1);
+ lean_ctor_release(x_445, 2);
+ lean_ctor_release(x_445, 3);
+ lean_ctor_release(x_445, 4);
+ lean_ctor_release(x_445, 5);
+ x_453 = x_445;
+} else {
+ lean_dec_ref(x_445);
+ x_453 = lean_box(0);
+}
+lean_inc(x_446);
+x_454 = l_Lean_MetavarContext_assignExpr(x_448, x_1, x_446);
+if (lean_is_scalar(x_453)) {
+ x_455 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_455 = x_453;
+}
+lean_ctor_set(x_455, 0, x_447);
+lean_ctor_set(x_455, 1, x_454);
+lean_ctor_set(x_455, 2, x_449);
+lean_ctor_set(x_455, 3, x_450);
+lean_ctor_set(x_455, 4, x_451);
+lean_ctor_set(x_455, 5, x_452);
+x_456 = l_Lean_Expr_mvarId_x21(x_446);
+lean_dec(x_446);
+x_395 = x_456;
+x_396 = x_455;
+goto block_410;
+}
+else
+{
+lean_object* x_457; lean_object* x_458; uint8_t x_459; lean_object* x_460; lean_object* x_461; lean_object* x_462; lean_object* x_463; lean_object* x_464; lean_object* x_465; lean_object* x_466; lean_object* x_467; lean_object* x_468; lean_object* x_469; lean_object* x_470; lean_object* x_471; lean_object* x_472; 
+x_457 = lean_ctor_get(x_442, 0);
+lean_inc(x_457);
+lean_dec(x_442);
+x_458 = l_Array_eraseIdx___rarg(x_14, x_457);
+lean_dec(x_457);
+x_459 = 2;
+x_460 = l_Lean_Meta_mkFreshExprMVarAt(x_440, x_458, x_438, x_429, x_459, x_18, x_439);
+lean_dec(x_18);
+x_461 = lean_ctor_get(x_460, 1);
+lean_inc(x_461);
+x_462 = lean_ctor_get(x_460, 0);
+lean_inc(x_462);
+lean_dec(x_460);
+x_463 = lean_ctor_get(x_461, 0);
+lean_inc(x_463);
+x_464 = lean_ctor_get(x_461, 1);
+lean_inc(x_464);
+x_465 = lean_ctor_get(x_461, 2);
+lean_inc(x_465);
+x_466 = lean_ctor_get(x_461, 3);
+lean_inc(x_466);
+x_467 = lean_ctor_get(x_461, 4);
+lean_inc(x_467);
+x_468 = lean_ctor_get(x_461, 5);
+lean_inc(x_468);
+if (lean_is_exclusive(x_461)) {
+ lean_ctor_release(x_461, 0);
+ lean_ctor_release(x_461, 1);
+ lean_ctor_release(x_461, 2);
+ lean_ctor_release(x_461, 3);
+ lean_ctor_release(x_461, 4);
+ lean_ctor_release(x_461, 5);
+ x_469 = x_461;
+} else {
+ lean_dec_ref(x_461);
+ x_469 = lean_box(0);
+}
+lean_inc(x_462);
+x_470 = l_Lean_MetavarContext_assignExpr(x_464, x_1, x_462);
+if (lean_is_scalar(x_469)) {
+ x_471 = lean_alloc_ctor(0, 6, 0);
+} else {
+ x_471 = x_469;
+}
+lean_ctor_set(x_471, 0, x_463);
+lean_ctor_set(x_471, 1, x_470);
+lean_ctor_set(x_471, 2, x_465);
+lean_ctor_set(x_471, 3, x_466);
+lean_ctor_set(x_471, 4, x_467);
+lean_ctor_set(x_471, 5, x_468);
+x_472 = l_Lean_Expr_mvarId_x21(x_462);
+lean_dec(x_462);
+x_395 = x_472;
+x_396 = x_471;
+goto block_410;
+}
 }
 }
 else
 {
-lean_object* x_535; lean_object* x_536; 
-lean_dec(x_467);
-lean_dec(x_465);
+lean_object* x_485; lean_object* x_486; 
+lean_dec(x_431);
+lean_dec(x_429);
 lean_dec(x_18);
 lean_dec(x_14);
 lean_dec(x_13);
 lean_dec(x_8);
 lean_dec(x_2);
 lean_dec(x_1);
-x_535 = lean_ctor_get(x_469, 0);
-lean_inc(x_535);
-x_536 = lean_ctor_get(x_469, 1);
+x_485 = lean_ctor_get(x_435, 0);
+lean_inc(x_485);
+x_486 = lean_ctor_get(x_435, 1);
+lean_inc(x_486);
+lean_dec(x_435);
+x_411 = x_485;
+x_412 = x_486;
+goto block_426;
+}
+}
+else
+{
+lean_object* x_487; lean_object* x_488; 
+lean_dec(x_431);
+lean_dec(x_429);
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_487 = lean_ctor_get(x_433, 0);
+lean_inc(x_487);
+x_488 = lean_ctor_get(x_433, 1);
+lean_inc(x_488);
+lean_dec(x_433);
+x_411 = x_487;
+x_412 = x_488;
+goto block_426;
+}
+}
+else
+{
+lean_object* x_489; lean_object* x_490; 
+lean_dec(x_18);
+lean_dec(x_14);
+lean_dec(x_13);
+lean_dec(x_8);
+lean_dec(x_2);
+lean_dec(x_1);
+x_489 = lean_ctor_get(x_428, 0);
+lean_inc(x_489);
+x_490 = lean_ctor_get(x_428, 1);
+lean_inc(x_490);
+lean_dec(x_428);
+x_411 = x_489;
+x_412 = x_490;
+goto block_426;
+}
+}
+}
+}
+}
+else
+{
+uint8_t x_534; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_534 = !lean_is_exclusive(x_5);
+if (x_534 == 0)
+{
+return x_5;
+}
+else
+{
+lean_object* x_535; lean_object* x_536; lean_object* x_537; 
+x_535 = lean_ctor_get(x_5, 0);
+x_536 = lean_ctor_get(x_5, 1);
 lean_inc(x_536);
-lean_dec(x_469);
-x_447 = x_535;
-x_448 = x_536;
-goto block_462;
-}
-}
-else
-{
-lean_object* x_537; lean_object* x_538; 
-lean_dec(x_18);
-lean_dec(x_14);
-lean_dec(x_13);
-lean_dec(x_8);
-lean_dec(x_2);
-lean_dec(x_1);
-x_537 = lean_ctor_get(x_464, 0);
-lean_inc(x_537);
-x_538 = lean_ctor_get(x_464, 1);
-lean_inc(x_538);
-lean_dec(x_464);
-x_447 = x_537;
-x_448 = x_538;
-goto block_462;
-}
-}
-}
-}
-}
-else
-{
-uint8_t x_582; 
-lean_dec(x_2);
-lean_dec(x_1);
-x_582 = !lean_is_exclusive(x_5);
-if (x_582 == 0)
-{
-return x_5;
-}
-else
-{
-lean_object* x_583; lean_object* x_584; lean_object* x_585; 
-x_583 = lean_ctor_get(x_5, 0);
-x_584 = lean_ctor_get(x_5, 1);
-lean_inc(x_584);
-lean_inc(x_583);
+lean_inc(x_535);
 lean_dec(x_5);
-x_585 = lean_alloc_ctor(1, 2, 0);
-lean_ctor_set(x_585, 0, x_583);
-lean_ctor_set(x_585, 1, x_584);
-return x_585;
+x_537 = lean_alloc_ctor(1, 2, 0);
+lean_ctor_set(x_537, 0, x_535);
+lean_ctor_set(x_537, 1, x_536);
+return x_537;
 }
 }
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__4(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__5(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__3(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__6(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__2(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__1(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__10(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__11(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__9(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__12(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__8(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__7(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__16(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__17(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__15(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__18(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__14(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__13(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__22(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__23___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
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-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__21(x_1, x_2);
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-lean_dec(x_1);
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-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__24___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
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-lean_dec(x_3);
-lean_dec(x_2);
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-x_7 = lean_box(x_6);
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-}
-}
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
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-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__19(x_1, x_2, x_3, x_4);
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-_start:
-{
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-lean_dec(x_3);
-lean_dec(x_2);
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-_start:
-{
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-lean_dec(x_3);
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__27(x_1, x_2);
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-_start:
-{
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-lean_dec(x_2);
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-}
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
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-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__25___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
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-_start:
-{
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-lean_dec(x_3);
-lean_dec(x_2);
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-}
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-_start:
-{
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-lean_dec(x_3);
-lean_dec(x_2);
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-x_7 = lean_box(x_6);
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-}
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-_start:
-{
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-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__33(x_1, x_2);
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-lean_dec(x_1);
-x_4 = lean_box(x_3);
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-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__36___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
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-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
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-}
-}
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
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-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
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-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__31(x_1, x_2, x_3, x_4);
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 _start:
 {
 lean_object* x_9; 
-x_9 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__40(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
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 lean_dec(x_7);
 lean_dec(x_5);
 return x_9;
 }
 }
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 _start:
 {
 lean_object* x_9; 
-x_9 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__41(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
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 lean_dec(x_7);
 lean_dec(x_5);
 return x_9;
 }
 }
-lean_object* l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__39(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
-lean_object* l_Array_forMAux___main___at_Lean_Meta_clear___spec__42___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) {
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 _start:
 {
 lean_object* x_9; 
-x_9 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__42(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
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 lean_dec(x_7);
 lean_dec(x_5);
 return x_9;
 }
 }
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__38(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
-lean_object* l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__37(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
-lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__43___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
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 _start:
 {
 lean_object* x_4; 
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 lean_dec(x_2);
 lean_dec(x_1);
 return x_4;
 }
 }
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-_start:
-{
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-}
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-_start:
-{
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-_start:
-{
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-_start:
-{
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-{
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-_start:
-{
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-_start:
-{
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-_start:
-{
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-{
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-_start:
-{
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-{
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-return x_4;
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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-{
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 _start:
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 _start:
 {
 lean_object* x_9; 
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 lean_dec(x_7);
 lean_dec(x_5);
 return x_9;
 }
 }
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_PersistentArray_forMAux___main___at_Lean_Meta_clear___spec__94(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
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 _start:
 {
 lean_object* x_9; 
-x_9 = l_Array_forMAux___main___at_Lean_Meta_clear___spec__97(x_1, x_2, x_3, x_4, x_5, x_6, x_7, x_8);
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 lean_dec(x_7);
 lean_dec(x_5);
 return x_9;
 }
 }
-lean_object* l_PersistentArray_forM___at_Lean_Meta_clear___spec__93___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6, lean_object* x_7) {
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_PersistentArray_forM___at_Lean_Meta_clear___spec__93(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
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 _start:
 {
 lean_object* x_8; 
-x_8 = l_Lean_LocalContext_forM___at_Lean_Meta_clear___spec__92(x_1, x_2, x_3, x_4, x_5, x_6, x_7);
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 lean_dec(x_6);
 lean_dec(x_5);
 return x_8;
 }
 }
-lean_object* l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
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 _start:
 {
 lean_object* x_4; 
-x_4 = l_Array_findIdxAux___main___at_Lean_Meta_clear___spec__98(x_1, x_2, x_3);
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 lean_dec(x_2);
 lean_dec(x_1);
 return x_4;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__102(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__103(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__101(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__104(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__100(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__99(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__108(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__109(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at_Lean_Meta_clear___spec__107(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at_Lean_Meta_clear___spec__110(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at_Lean_Meta_clear___spec__106(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_Meta_clear___spec__105(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__15___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 uint8_t x_7; lean_object* x_8; 
-x_7 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__111(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l_Array_isEqvAux___main___at_Lean_Meta_clear___spec__15(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 lean_dec(x_2);
@@ -23111,22 +3447,22 @@ _G_initialized = true;
 res = initialize_Init_Lean_Meta_Tactic_Util(lean_io_mk_world());
 if (lean_io_result_is_error(res)) return res;
 lean_dec_ref(res);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__1);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__2);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__3);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__4);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__5);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__6);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__7);
-l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8();
-lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__41___closed__8);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__1);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__2);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__3);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__4);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__5);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__6);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__7);
+l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8 = _init_l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8();
+lean_mark_persistent(l_Array_forMAux___main___at_Lean_Meta_clear___spec__5___closed__8);
 l_Lean_Meta_clear___closed__1 = _init_l_Lean_Meta_clear___closed__1();
 lean_mark_persistent(l_Lean_Meta_clear___closed__1);
 l_Lean_Meta_clear___closed__2 = _init_l_Lean_Meta_clear___closed__2();
diff --git a/stage0/stdlib/Init/Lean/MetavarContext.c b/stage0/stdlib/Init/Lean/MetavarContext.c
index 480fb89326..748a3b356c 100644
--- a/stage0/stdlib/Init/Lean/MetavarContext.c
+++ b/stage0/stdlib/Init/Lean/MetavarContext.c
@@ -13,18 +13,15 @@
 #ifdef __cplusplus
 extern "C" {
 #endif
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_List_foldr___main___at_Lean_MetavarContext_hasAssignedMVar___main___spec__1___boxed(lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_InstantiateExprMVars_main(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_forall(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* lean_array_set(lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_add(size_t, size_t);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -40,42 +37,39 @@ lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMap
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__2;
 lean_object* lean_mk_empty_array_with_capacity(lean_object*);
 lean_object* l_mkHashMap___at_Lean_MetavarContext_instantiateMVars___spec__1(lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_findLevelDepth_x3f(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache(lean_object*);
 lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignDelayed___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__1;
 lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42(lean_object*);
 lean_object* l_Lean_LocalDecl_userName(lean_object*);
 lean_object* l_unreachable_x21___rarg(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findLevelDepth_x3f___spec__1(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___main___boxed(lean_object*);
 lean_object* l_Array_eraseIdx___rarg(lean_object*, lean_object*);
 lean_object* lean_array_uget(lean_object*, size_t);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2(lean_object*, uint8_t, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__1;
-lean_object* l_Lean_MetavarContext_exprDependsOn___closed__1;
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_addLevelMVarDecl(lean_object*, lean_object*);
 lean_object* lean_expr_update_mdata(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isDelayedAssigned___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(lean_object*, lean_object*);
 extern lean_object* l_EIO_Monad___closed__1;
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27___boxed(lean_object*, lean_object*);
 uint8_t lean_name_eq(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern size_t l_PersistentHashMap_insertAux___main___rarg___closed__2;
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__21___boxed(lean_object*, lean_object*);
 lean_object* lean_local_ctx_mk_let_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_12__visit___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateMData_x21___closed__2;
@@ -85,36 +79,39 @@ lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assig
 lean_object* lean_array_fswap(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_11__reduceLocalContext(lean_object*, lean_object*);
 lean_object* lean_mk_metavar_ctx(lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_get_expr_assignment(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_expand___at___private_Init_Lean_MetavarContext_2__visit___spec__5(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_erase(lean_object*, lean_object*);
 lean_object* l_List_mapM___main___at_Lean_MetavarContext_InstantiateExprMVars_main___main___spec__1(lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__13(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_MetavarContext_isExprAssigned___spec__1___boxed(lean_object*, lean_object*);
+lean_object* l_mkHashSet___at_Lean_MetavarContext_findExprDependsOn___spec__1(lean_object*);
 lean_object* l_Lean_mkMVar(lean_object*);
 size_t l_USize_sub(size_t, size_t);
 uint8_t lean_metavar_ctx_is_delayed_assigned(lean_object*, lean_object*);
 extern lean_object* l_Array_empty___closed__1;
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkLambda(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Util_1__mkPanicMessage(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_setMVarKind(lean_object*, lean_object*, uint8_t);
 uint8_t l_PersistentHashMap_contains___at_Lean_MetavarContext_isDelayedAssigned___spec__1(lean_object*, lean_object*);
 uint8_t l_Lean_Level_hasMVar(lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___closed__2;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignExprCore___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkBinding(uint8_t, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___closed__1;
 lean_object* l_PersistentArray_foldlFromMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__42___rarg(lean_object*, lean_object*, size_t, size_t, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__23(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_reverseAux___main___rarg(lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isApp(lean_object*);
 lean_object* l_Lean_MetavarContext_isDelayedAssigned___boxed(lean_object*, lean_object*);
@@ -123,13 +120,11 @@ lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext
 lean_object* lean_metavar_ctx_get_delayed_assignment(lean_object*, lean_object*);
 lean_object* l_ReaderT_Monad___rarg(lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__14___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__2;
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_isUnaryNode___rarg(lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__4(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -137,36 +132,35 @@ lean_object* lean_array_push(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___boxed(lean_object*, lean_object*);
 lean_object* lean_array_get_size(lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__26(lean_object*, lean_object*);
 lean_object* lean_expr_lift_loose_bvars(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__47(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__44___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22(lean_object*, lean_object*);
 lean_object* lean_string_append(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_19__mkAuxMVar(lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__16___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__34(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_contains___at_Lean_MetavarContext_isLevelAssigned___spec__1(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__2(lean_object*, size_t, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8___boxed(lean_object*, lean_object*);
 extern lean_object* l_String_splitAux___main___closed__1;
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_getAppArgs___closed__1;
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83___boxed(lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_renameMVar(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__2___boxed(lean_object*, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__3;
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__4;
 size_t l_USize_shiftRight(size_t, size_t);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__36___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_contains___at_Lean_MetavarContext_isLevelAssigned___spec__1___boxed(lean_object*, lean_object*);
 extern lean_object* l_Id_monad;
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28___boxed(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isAnonymousMVar___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9___boxed(lean_object*, lean_object*);
@@ -181,44 +175,45 @@ lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getLeve
 lean_object* l_Lean_MetavarContext_isLevelAssignable___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_LocalContext_contains(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__1;
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateLCtxMVars___boxed(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_eraseAux___main___at_Lean_MetavarContext_eraseDelayed___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__2___boxed(lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_eraseAux___main___at_Lean_MetavarContext_eraseDelayed___spec__2(lean_object*, size_t, lean_object*);
 lean_object* lean_nat_add(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34___boxed(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___boxed(lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59___boxed(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__20___boxed(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__35(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_exprDependsOn___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5;
 extern lean_object* l_Lean_Expr_updateLambdaE_x21___closed__1;
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_assign_delayed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9___boxed(lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16___boxed(lean_object*, lean_object*);
 lean_object* l_HashMapImp_insert___at___private_Init_Lean_MetavarContext_2__visit___spec__3(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findLevelDepth_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_expr_has_loose_bvar(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar___main(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_findIdxAux___main___at_Lean_LocalInstances_erase___spec__1(lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_getAppNumArgsAux___main(lean_object*, lean_object*);
 uint8_t lean_metavar_ctx_is_expr_assigned(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(lean_object*, lean_object*);
 extern lean_object* l_Lean_LocalContext_Inhabited___closed__2;
 extern lean_object* l_PersistentArray_getAux___main___rarg___closed__1;
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___rarg(lean_object*, lean_object*);
@@ -226,30 +221,38 @@ lean_object* lean_expr_lower_loose_bvars(lean_object*, lean_object*, lean_object
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_Basic_3__iterateRevMAux___main___at___private_Init_Lean_MetavarContext_11__reduceLocalContext___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignableLevelMVar___main(lean_object*, lean_object*);
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__29___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignLevel___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__16(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Array_HasRepr___rarg___closed__1;
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__29(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_3__getMCtx(lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__34___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fget(lean_object*, lean_object*);
 uint8_t l_List_foldr___main___at_Lean_MetavarContext_hasAssignableMVar___main___spec__1(lean_object*, uint8_t, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_elimMVarDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(lean_object*, lean_object*);
 lean_object* lean_expr_instantiate_rev_range(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_Inhabited___closed__1;
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarDecl_Inhabited___closed__1;
 uint8_t lean_nat_dec_eq(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__33___boxed(lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__24(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_23__abstractRange(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVars___closed__1;
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__21(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1(lean_object*, uint8_t, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__8___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__37___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Data_Array_Basic_3__iterateRevMAux___main___at___private_Init_Lean_MetavarContext_11__reduceLocalContext___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_14__getInScope(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_levelMVarToParam(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignExprCore___spec__1(lean_object*, lean_object*, lean_object*);
@@ -259,22 +262,15 @@ lean_object* l_Lean_MetavarContext_LevelMVarToParam_main(lean_object*, lean_obje
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignDelayed___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx(uint8_t);
 lean_object* lean_metavar_ctx_get_level_assignment(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__3___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateLevelMVars___main(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignExprCore___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__21(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__5;
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___lambda__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_shrink___main___rarg(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_2__visit___spec__4___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignedLevelMVar(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_visitLevel(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isExprAssignable___boxed(lean_object*, lean_object*);
@@ -282,7 +278,6 @@ lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getDela
 lean_object* lean_level_update_max(lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_PersistentHashMap_erase___at_Lean_MetavarContext_eraseDelayed___spec__1___boxed(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasExprMVar(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_get(lean_object*, lean_object*, lean_object*);
@@ -291,6 +286,7 @@ lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getDelayedAss
 uint8_t l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__2(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_fvarId_x21(lean_object*);
 lean_object* lean_metavar_ctx_assign_expr(lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__20(lean_object*, lean_object*);
 lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* lean_array_fset(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -306,47 +302,58 @@ lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___main___rarg(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isLevelAssigned___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__36___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_findExprDependsOn(lean_object*, lean_object*, lean_object*);
 size_t l_Lean_Name_hash(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString(lean_object*);
 extern lean_object* l_Char_HasRepr___closed__1;
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__9(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignLevel___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___closed__3;
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__14___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateLevelMVars(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalDecl_binderInfo(lean_object*);
 lean_object* l_Lean_MetavarContext_elimMVarDeps(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__18(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_PersistentHashMap_insertAux___main___rarg___closed__3;
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__23___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_Inhabited;
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46(lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findDecl_x3f___spec__1___boxed(lean_object*, lean_object*);
+lean_object* l_mkHashMap___at_Lean_MetavarContext_findExprDependsOn___spec__2(lean_object*);
 size_t l_Lean_Expr_hash(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_List_repr___rarg___closed__2;
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_abstract_range(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_List_reprAux___main___rarg___closed__1;
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableLevelMVar___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_getFVar_x21(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg(lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__18___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__32(lean_object*, lean_object*);
 size_t l_USize_shiftLeft(size_t, size_t);
 lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findDecl_x3f___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_MetavarContext_assignExpr(lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3(lean_object*, lean_object*);
 lean_object* l_Array_indexOfAux___main___at_Lean_MetavarContext_eraseDelayed___spec__3___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isWellFormed___main(lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__36(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isExprAssigned___spec__2(lean_object*, size_t, lean_object*);
 lean_object* l_Lean_LocalInstances_erase(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_16__abstractRangeAux(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__27___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_localDeclDependsOn(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_14__getInScope___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -355,27 +362,28 @@ lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp(lean_objec
 lean_object* l_HashMapImp_moveEntries___main___at___private_Init_Lean_MetavarContext_2__visit___spec__6(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps(lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateApp_x21___closed__1;
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasLevelMVar(lean_object*);
 lean_object* l_Lean_LocalDecl_toExpr(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux(lean_object*, lean_object*, uint8_t, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__9___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkLambda(lean_object*, uint8_t, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__22___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_BinderInfo_isAuxDecl(uint8_t);
 size_t l_USize_mul(size_t, size_t);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8___boxed(lean_object*, lean_object*);
 lean_object* l_mkHashMapImp___rarg(lean_object*);
 lean_object* l_Lean_LocalContext_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9___boxed(lean_object*, lean_object*);
 lean_object* l_Nat_foldRevMAux___main___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_let(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__26___boxed(lean_object*, lean_object*);
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Array_append___spec__1___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l___private_Init_Lean_MetavarContext_20__anyDependsOn(lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41(lean_object*);
 uint8_t l_Lean_Expr_Data_binderInfo(uint64_t);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__29(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -386,22 +394,27 @@ lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_
 lean_object* l_PersistentArray_foldlMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__3(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__6(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__46___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__35___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_isLambda(lean_object*);
 uint8_t l_PersistentHashMap_containsAtAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__3(lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9___boxed(lean_object*, lean_object*);
 lean_object* l_ReaderT_bind___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__2___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82___boxed(lean_object*, lean_object*);
 lean_object* lean_expr_update_proj(lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__4___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignExprCore___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 size_t l_USize_land(size_t, size_t);
 lean_object* l_Lean_LocalDecl_fvarId(lean_object*);
 lean_object* l_AssocList_replace___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__7(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__2(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_findLevelDepth_x3f___boxed(lean_object*, lean_object*);
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_updateProj_x21___closed__2;
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalInstance_beq___boxed(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__17(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__11(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignLevel___spec__2(lean_object*, size_t, size_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findLevelDepth_x3f___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__11(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
@@ -413,17 +426,13 @@ lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_
 lean_object* l_Lean_MetavarContext_exprDependsOn(lean_object*, lean_object*, lean_object*);
 lean_object* lean_local_ctx_mk_local_decl(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__45___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_assignDelayed___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_hasToString;
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__5(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__2___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_foldlM___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__6(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__23(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedLevelMVar___main___boxed(lean_object*, lean_object*);
@@ -432,36 +441,32 @@ lean_object* l_Lean_MetavarContext_hasAssignableLevelMVar___main___boxed(lean_ob
 lean_object* lean_level_update_imax(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_13__getMCtx___rarg(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter;
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_isAnonymousMVar(lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__34(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg(lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_LocalDecl_index(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__26___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarKind_isSyntheticOpaque(uint8_t);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__1___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__39___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__9(lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg(lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___spec__1(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__17___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignLevel___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__8(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder(uint8_t, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_moveEntries___main___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__5(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar___boxed(lean_object*, lean_object*);
 uint8_t l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isLevelAssigned___spec__2(lean_object*, size_t, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3___boxed(lean_object*, lean_object*);
 uint8_t lean_expr_eqv(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_addExprMVarDecl___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__38(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_hasToString___closed__1;
 uint8_t l_Lean_Expr_isMVar(lean_object*);
 lean_object* lean_expr_update_sort(lean_object*, lean_object*);
@@ -470,52 +475,51 @@ lean_object* l_PersistentHashMap_insertAux___main___at_Lean_MetavarContext_addLe
 lean_object* l_Array_filterAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__10(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_findAtAux___main___at_Lean_MetavarContext_getExprAssignment_x3f___spec__3(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__32___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64___boxed(lean_object*, lean_object*);
 uint8_t lean_nat_dec_le(lean_object*, lean_object*);
 uint8_t l_USize_decLe(size_t, size_t);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__11___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9(lean_object*, lean_object*);
 lean_object* l_Lean_mkApp(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__48(lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasMVar(lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65___boxed(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__14(lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__27(lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__43___rarg___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_betaRev(lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_hasAssignableLevelMVar(lean_object*, lean_object*);
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
 lean_object* l_Lean_MetavarContext_isExprAssigned___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_HashMapImp_contains___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__1(lean_object*, lean_object*);
 uint8_t l_Lean_Name_isAnonymous(lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3___boxed(lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_mk_decl(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 extern uint8_t l_Bool_Inhabited;
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_panic_fn(lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_assign_level(lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__19___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1;
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_assignLevel___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isExprAssigned___spec__2___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_incDepth(lean_object*);
+lean_object* l_Lean_MetavarContext_localDeclDependsOn___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_contains___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__14(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_Expr_withAppAux___main___at_Lean_MetavarContext_InstantiateExprMVars_main___main___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___rarg(lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_expand___at___private_Init_Lean_MetavarContext_6__visit_x3f___spec__4(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_renameMVar___closed__1;
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__22(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_eraseIdx_x27___rarg(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* lean_nat_mul(lean_object*, lean_object*);
 lean_object* lean_metavar_ctx_find_decl(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_18__mkMVarApp(lean_object*, lean_object*, lean_object*, uint8_t);
@@ -526,11 +530,11 @@ lean_object* l_Lean_LocalInstance_hasBeq___closed__1;
 lean_object* l_Lean_LocalInstance_hasBeq;
 uint8_t l_Lean_MetavarContext_isLevelAssignable(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_18__mkMVarApp___spec__1(lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkForall(lean_object*, uint8_t, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_erase___at_Lean_MetavarContext_eraseDelayed___spec__1(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insertAtCollisionNodeAux___main___at_Lean_MetavarContext_assignDelayed___spec__3(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__3___boxed(lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__8(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_LocalContext_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__40___lambda__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_assignDelayed___spec__1(lean_object*, lean_object*, lean_object*);
@@ -538,15 +542,13 @@ lean_object* l_PersistentHashMap_findAux___main___at_Lean_MetavarContext_findLev
 extern lean_object* l_Lean_Expr_updateLet_x21___closed__1;
 lean_object* lean_expr_update_lambda(lean_object*, uint8_t, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__28(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__27(lean_object*, lean_object*);
 lean_object* lean_level_update_succ(lean_object*, lean_object*);
-lean_object* l_mkHashSet___at_Lean_MetavarContext_exprDependsOn___spec__1(lean_object*);
 lean_object* l_Lean_MetavarContext_getDecl___boxed(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main(lean_object*, lean_object*, uint8_t, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__22___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__24(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_assignLevel___spec__4(size_t, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_insert___at_Lean_MetavarContext_addExprMVarDecl___spec__1(lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_24__visit(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -554,28 +556,25 @@ lean_object* l_PersistentHashMap_containsAux___main___at_Lean_MetavarContext_isD
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___lambda__1(lean_object*, lean_object*, uint8_t, uint8_t, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_PersistentHashMap_getCollisionNodeSize___rarg(lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getExprAssignment_x3f___spec__1___boxed(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_mkLet(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__32___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getLevelDepth(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_18__mkMVarApp___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlFromM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__41___rarg___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_toList___rarg(lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding(uint8_t, lean_object*, lean_object*, lean_object*, uint8_t, uint8_t, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_Lean_Expr_Inhabited;
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__28(lean_object*, lean_object*);
-lean_object* l_mkHashMap___at_Lean_MetavarContext_exprDependsOn___spec__2(lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__12(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__6___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__17___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getLevelAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* lean_mk_array(lean_object*, lean_object*);
 lean_object* l_Lean_LocalInstances_erase___boxed(lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3___boxed(lean_object*, lean_object*);
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___lambda__1(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__15(lean_object*, lean_object*);
 lean_object* lean_expr_abstract(lean_object*, lean_object*);
@@ -592,15 +591,16 @@ lean_object* l___private_Init_Lean_MetavarContext_7__visit(lean_object*, lean_ob
 lean_object* l___private_Init_Lean_MetavarContext_10__collectDeps___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_instantiateMVarDeclMVars(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71___boxed(lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_9__getLocalDeclWithSmallestIdx___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getDelayedAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_LocalContext_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__1(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_preserveOrder___boxed(lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_20__anyDependsOn___boxed(lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__30___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__10(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_isLevelAssignable___closed__1;
 lean_object* l_Array_indexOfAux___main___at_Lean_MetavarContext_eraseDelayed___spec__3(lean_object*, lean_object*, lean_object*);
+lean_object* l_Lean_MetavarContext_findExprDependsOn___closed__1;
 lean_object* l_Lean_MetavarContext_addExprMVarDecl___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_MetavarContext_isExprAssignable(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedLevelMVar___boxed(lean_object*, lean_object*);
@@ -608,13 +608,13 @@ lean_object* l_PersistentArray_foldlMAux___main___at___private_Init_Lean_Metavar
 lean_object* l_Nat_foldRevMAux___main___at___private_Init_Lean_MetavarContext_17__mkAuxMVarType___spec__1(lean_object*, lean_object*, lean_object*, uint8_t, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l_Lean_MetavarContext_Inhabited___closed__1;
 lean_object* l_Lean_MetavarContext_mkForall(lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__35(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_14__getInScope___boxed(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlM___at_Lean_MetavarContext_instantiateLCtxMVars___spec__2(lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1___boxed(lean_object*, lean_object*);
 uint8_t l_Lean_LocalInstance_beq(lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_AssocList_find___main___at___private_Init_Lean_MetavarContext_2__visit___spec__2___boxed(lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___main(lean_object*);
@@ -624,6 +624,7 @@ lean_object* l_Lean_MetavarContext_getDecl(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_getLevelDepth___closed__1;
 extern lean_object* l_Nat_Inhabited;
 extern lean_object* l_System_FilePath_dirName___closed__1;
+lean_object* l_Lean_MetavarContext_findLocalDeclDependsOn(lean_object*, lean_object*, lean_object*);
 lean_object* l_ReaderT_lift___at_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___spec__1___rarg(lean_object*, uint8_t, lean_object*);
 lean_object* l_List_foldr___main___at_Lean_MetavarContext_hasAssignableMVar___main___spec__1___boxed(lean_object*, lean_object*, lean_object*);
 lean_object* l_unsafeCast(lean_object*, lean_object*, lean_object*, lean_object*);
@@ -647,11 +648,10 @@ uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext
 lean_object* l_Lean_MetavarKind_isSyntheticOpaque___boxed(lean_object*);
 lean_object* l_Array_iterateMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__49___rarg(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep(lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__28___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_AssocList_find___main___at___private_Init_Lean_MetavarContext_2__visit___spec__2(lean_object*, lean_object*);
 extern lean_object* l_HashMap_Inhabited___closed__1;
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_iterateMAux___main___at_Lean_MetavarContext_addLevelMVarDecl___spec__4___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_DependsOn_main(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_mkBinding___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_Expr_hasFVar(lean_object*);
@@ -660,7 +660,9 @@ lean_object* l___private_Init_Lean_MetavarContext_17__mkAuxMVarType___boxed(lean
 uint8_t lean_metavar_ctx_is_level_assigned(lean_object*, lean_object*);
 lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_2__visit(lean_object*, lean_object*, lean_object*);
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15___boxed(lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__25(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main(lean_object*, lean_object*, lean_object*, lean_object*, uint8_t, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_15__withFreshCache___rarg___boxed(lean_object*, lean_object*, lean_object*);
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__5(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
@@ -669,12 +671,12 @@ lean_object* l_Array_umapMAux___main___at_Lean_MetavarContext_InstantiateExprMVa
 lean_object* l_Lean_MetavarContext_InstantiateExprMVars_main___main(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_mkParamName___boxed(lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignedMVar___main(lean_object*, lean_object*);
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__1___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 extern lean_object* l_EStateM_MonadState___closed__2;
 lean_object* l_List_toStringAux___main___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__3(uint8_t, lean_object*);
 extern lean_object* l_Lean_Expr_updateForallE_x21___closed__1;
 lean_object* lean_name_mk_numeral(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___lambda__1___boxed(lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_LevelMVarToParam_main___main(lean_object*, lean_object*, lean_object*);
 lean_object* lean_expr_update_const(lean_object*, lean_object*);
@@ -685,13 +687,15 @@ lean_object* l_List_mapM___main___at_Lean_MetavarContext_LevelMVarToParam_main__
 lean_object* l___private_Init_Lean_MetavarContext_22__elimMVarDepsAux___main___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_mkCollisionNode___rarg(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_umapMAux___main___at___private_Init_Lean_MetavarContext_21__elimMVarDepsApp___main___spec__2___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__18___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_6__visit_x3f(lean_object*, lean_object*);
 uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__16(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7___boxed(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_HashMapImp_find_x3f___at___private_Init_Lean_MetavarContext_2__visit___spec__1(lean_object*, lean_object*);
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(lean_object*, lean_object*);
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_findDecl_x3f___spec__1(lean_object*, lean_object*);
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___closed__1;
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__24___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_PersistentArray_foldlMAux___main___at_Lean_MetavarContext_instantiateLCtxMVars___spec__3___boxed(lean_object*, lean_object*);
 lean_object* l_PersistentHashMap_find_x3f___at_Lean_MetavarContext_getExprAssignment_x3f___spec__1(lean_object*, lean_object*);
 lean_object* l_List_toStringAux___main___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__3___boxed(lean_object*, lean_object*);
@@ -699,12 +703,12 @@ uint8_t l_AssocList_contains___main___at___private_Init_Lean_MetavarContext_2__v
 uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__7(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__31___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_mkBinding___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t l_Lean_LocalDecl_isLet(lean_object*);
 lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__20(lean_object*, lean_object*, lean_object*, lean_object*);
 uint8_t lean_nat_dec_lt(lean_object*, lean_object*);
 lean_object* l_Array_back___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__50___boxed(lean_object*);
 lean_object* l_Lean_MetavarContext_hasAssignableMVar(lean_object*, lean_object*);
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__30(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__30___boxed(lean_object*, lean_object*, lean_object*, lean_object*, lean_object*);
 lean_object* l_Lean_MetavarContext_MkBinding_Exception_toString___closed__4;
 lean_object* l_Lean_MetavarContext_hasAssignedMVar(lean_object*, lean_object*);
@@ -15036,7 +15040,7 @@ return x_11;
 }
 }
 }
-lean_object* l_mkHashMap___at_Lean_MetavarContext_exprDependsOn___spec__2(lean_object* x_1) {
+lean_object* l_mkHashMap___at_Lean_MetavarContext_findExprDependsOn___spec__2(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
@@ -15044,7 +15048,7 @@ x_2 = l_mkHashMapImp___rarg(x_1);
 return x_2;
 }
 }
-lean_object* l_mkHashSet___at_Lean_MetavarContext_exprDependsOn___spec__1(lean_object* x_1) {
+lean_object* l_mkHashSet___at_Lean_MetavarContext_findExprDependsOn___spec__1(lean_object* x_1) {
 _start:
 {
 lean_object* x_2; 
@@ -15052,7 +15056,7 @@ x_2 = l_mkHashMapImp___rarg(x_1);
 return x_2;
 }
 }
-lean_object* _init_l_Lean_MetavarContext_exprDependsOn___closed__1() {
+lean_object* _init_l_Lean_MetavarContext_findExprDependsOn___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -15061,15 +15065,15 @@ x_2 = l_mkHashMapImp___rarg(x_1);
 return x_2;
 }
 }
-lean_object* l_Lean_MetavarContext_exprDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_MetavarContext_findExprDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
 uint8_t x_4; 
-x_4 = l_Lean_Expr_hasFVar(x_3);
+x_4 = l_Lean_Expr_hasFVar(x_2);
 if (x_4 == 0)
 {
 uint8_t x_5; 
-x_5 = l_Lean_Expr_hasMVar(x_3);
+x_5 = l_Lean_Expr_hasMVar(x_2);
 if (x_5 == 0)
 {
 uint8_t x_6; lean_object* x_7; 
@@ -15083,8 +15087,8 @@ return x_7;
 else
 {
 lean_object* x_8; lean_object* x_9; lean_object* x_10; 
-x_8 = l_Lean_MetavarContext_exprDependsOn___closed__1;
-x_9 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_3, x_8);
+x_8 = l_Lean_MetavarContext_findExprDependsOn___closed__1;
+x_9 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_2, x_8);
 x_10 = lean_ctor_get(x_9, 0);
 lean_inc(x_10);
 lean_dec(x_9);
@@ -15094,8 +15098,8 @@ return x_10;
 else
 {
 lean_object* x_11; lean_object* x_12; lean_object* x_13; 
-x_11 = l_Lean_MetavarContext_exprDependsOn___closed__1;
-x_12 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_3, x_11);
+x_11 = l_Lean_MetavarContext_findExprDependsOn___closed__1;
+x_12 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_2, x_11);
 x_13 = lean_ctor_get(x_12, 0);
 lean_inc(x_13);
 lean_dec(x_12);
@@ -15103,15 +15107,15 @@ return x_13;
 }
 }
 }
-lean_object* l_Lean_MetavarContext_localDeclDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+lean_object* l_Lean_MetavarContext_findLocalDeclDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
-if (lean_obj_tag(x_3) == 0)
+if (lean_obj_tag(x_2) == 0)
 {
 lean_object* x_4; uint8_t x_5; 
-x_4 = lean_ctor_get(x_3, 3);
+x_4 = lean_ctor_get(x_2, 3);
 lean_inc(x_4);
-lean_dec(x_3);
+lean_dec(x_2);
 x_5 = l_Lean_Expr_hasFVar(x_4);
 if (x_5 == 0)
 {
@@ -15121,7 +15125,7 @@ if (x_6 == 0)
 {
 uint8_t x_7; lean_object* x_8; 
 lean_dec(x_4);
-lean_dec(x_2);
+lean_dec(x_3);
 lean_dec(x_1);
 x_7 = 0;
 x_8 = lean_box(x_7);
@@ -15131,7 +15135,7 @@ else
 {
 lean_object* x_9; lean_object* x_10; lean_object* x_11; 
 x_9 = l_HashMap_Inhabited___closed__1;
-x_10 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_4, x_9);
+x_10 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_4, x_9);
 x_11 = lean_ctor_get(x_10, 0);
 lean_inc(x_11);
 lean_dec(x_10);
@@ -15142,7 +15146,7 @@ else
 {
 lean_object* x_12; lean_object* x_13; lean_object* x_14; 
 x_12 = l_HashMap_Inhabited___closed__1;
-x_13 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_4, x_12);
+x_13 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_4, x_12);
 x_14 = lean_ctor_get(x_13, 0);
 lean_inc(x_14);
 lean_dec(x_13);
@@ -15152,11 +15156,11 @@ return x_14;
 else
 {
 lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; uint8_t x_29; 
-x_15 = lean_ctor_get(x_3, 3);
+x_15 = lean_ctor_get(x_2, 3);
 lean_inc(x_15);
-x_16 = lean_ctor_get(x_3, 4);
+x_16 = lean_ctor_get(x_2, 4);
 lean_inc(x_16);
-lean_dec(x_3);
+lean_dec(x_2);
 x_29 = l_Lean_Expr_hasFVar(x_15);
 if (x_29 == 0)
 {
@@ -15176,9 +15180,9 @@ else
 {
 lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
 x_33 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_2);
+lean_inc(x_3);
 lean_inc(x_1);
-x_34 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_15, x_33);
+x_34 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_15, x_33);
 x_35 = lean_ctor_get(x_34, 0);
 lean_inc(x_35);
 x_36 = lean_ctor_get(x_34, 1);
@@ -15195,9 +15199,9 @@ else
 {
 lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; uint8_t x_42; 
 x_38 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_2);
+lean_inc(x_3);
 lean_inc(x_1);
-x_39 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_15, x_38);
+x_39 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_15, x_38);
 x_40 = lean_ctor_get(x_39, 0);
 lean_inc(x_40);
 x_41 = lean_ctor_get(x_39, 1);
@@ -15224,7 +15228,7 @@ if (x_20 == 0)
 uint8_t x_21; lean_object* x_22; 
 lean_dec(x_18);
 lean_dec(x_16);
-lean_dec(x_2);
+lean_dec(x_3);
 lean_dec(x_1);
 x_21 = 0;
 x_22 = lean_box(x_21);
@@ -15233,7 +15237,7 @@ return x_22;
 else
 {
 lean_object* x_23; lean_object* x_24; 
-x_23 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_16, x_18);
+x_23 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_16, x_18);
 x_24 = lean_ctor_get(x_23, 0);
 lean_inc(x_24);
 lean_dec(x_23);
@@ -15243,7 +15247,7 @@ return x_24;
 else
 {
 lean_object* x_25; lean_object* x_26; 
-x_25 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_2, x_16, x_18);
+x_25 = l___private_Init_Lean_MetavarContext_8__dep___main(x_1, x_3, x_16, x_18);
 x_26 = lean_ctor_get(x_25, 0);
 lean_inc(x_26);
 lean_dec(x_25);
@@ -15255,7 +15259,7 @@ else
 lean_object* x_27; 
 lean_dec(x_18);
 lean_dec(x_16);
-lean_dec(x_2);
+lean_dec(x_3);
 lean_dec(x_1);
 x_27 = lean_box(x_17);
 return x_27;
@@ -15264,6 +15268,9397 @@ return x_27;
 }
 }
 }
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+lean_object* l_Lean_MetavarContext_exprDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+uint8_t x_4; 
+x_4 = l_Lean_Expr_hasFVar(x_2);
+if (x_4 == 0)
+{
+uint8_t x_5; 
+x_5 = l_Lean_Expr_hasMVar(x_2);
+if (x_5 == 0)
+{
+uint8_t x_6; lean_object* x_7; 
+lean_dec(x_2);
+lean_dec(x_1);
+x_6 = 0;
+x_7 = lean_box(x_6);
+return x_7;
+}
+else
+{
+lean_object* x_8; lean_object* x_9; lean_object* x_10; 
+x_8 = l_HashMap_Inhabited___closed__1;
+x_9 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_3, x_1, x_2, x_8);
+x_10 = lean_ctor_get(x_9, 0);
+lean_inc(x_10);
+lean_dec(x_9);
+return x_10;
+}
+}
+else
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; 
+x_11 = l_HashMap_Inhabited___closed__1;
+x_12 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_3, x_1, x_2, x_11);
+x_13 = lean_ctor_get(x_12, 0);
+lean_inc(x_13);
+lean_dec(x_12);
+return x_13;
+}
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__4(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__5(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__3(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__6(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__2(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__1(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__10(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__11(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__9(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_exprDependsOn___spec__12(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_MetavarContext_exprDependsOn___spec__8(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_exprDependsOn___spec__7(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_MetavarContext_exprDependsOn___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_MetavarContext_exprDependsOn(x_1, x_2, x_3);
+lean_dec(x_3);
+return x_4;
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__11(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__8(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__12(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__8(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__16(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__17(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__16(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__17(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__18(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__14(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__18(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__14(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__22(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__21(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__23(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__21(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__22(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__23(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__24(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__20(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__21(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__24(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__20(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__28(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__27(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__29(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__27(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__28(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__29(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__30(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__26(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__27(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__30(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__26(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__34(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; uint8_t x_9; 
+x_8 = lean_array_fget(x_3, x_5);
+x_9 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33(x_1, x_8);
+lean_dec(x_8);
+if (x_9 == 0)
+{
+lean_object* x_10; lean_object* x_11; 
+x_10 = lean_unsigned_to_nat(1u);
+x_11 = lean_nat_add(x_5, x_10);
+lean_dec(x_5);
+x_5 = x_11;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_9;
+}
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__35(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = lean_array_get_size(x_3);
+x_5 = lean_unsigned_to_nat(0u);
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__34(x_1, x_3, x_3, x_4, x_5);
+lean_dec(x_4);
+return x_6;
+}
+else
+{
+lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
+x_7 = lean_ctor_get(x_2, 0);
+x_8 = lean_array_get_size(x_7);
+x_9 = lean_unsigned_to_nat(0u);
+x_10 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__35(x_1, x_7, x_7, x_8, x_9);
+lean_dec(x_8);
+return x_10;
+}
+}
+}
+uint8_t l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__36(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; 
+x_6 = lean_nat_dec_lt(x_5, x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; 
+lean_dec(x_5);
+x_7 = 0;
+return x_7;
+}
+else
+{
+lean_object* x_8; 
+x_8 = lean_array_fget(x_3, x_5);
+if (lean_obj_tag(x_8) == 0)
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_unsigned_to_nat(1u);
+x_10 = lean_nat_add(x_5, x_9);
+lean_dec(x_5);
+x_5 = x_10;
+goto _start;
+}
+else
+{
+lean_object* x_12; lean_object* x_13; uint8_t x_14; 
+x_12 = lean_ctor_get(x_8, 0);
+lean_inc(x_12);
+lean_dec(x_8);
+x_13 = l_Lean_LocalDecl_fvarId(x_12);
+lean_dec(x_12);
+x_14 = lean_name_eq(x_1, x_13);
+lean_dec(x_13);
+if (x_14 == 0)
+{
+lean_object* x_15; lean_object* x_16; 
+x_15 = lean_unsigned_to_nat(1u);
+x_16 = lean_nat_add(x_5, x_15);
+lean_dec(x_5);
+x_5 = x_16;
+goto _start;
+}
+else
+{
+lean_dec(x_5);
+return x_14;
+}
+}
+}
+}
+}
+uint8_t l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__32(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+lean_object* x_3; uint8_t x_4; 
+x_3 = lean_ctor_get(x_2, 0);
+x_4 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33(x_1, x_3);
+if (x_4 == 0)
+{
+lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
+x_5 = lean_ctor_get(x_2, 1);
+x_6 = lean_array_get_size(x_5);
+x_7 = lean_unsigned_to_nat(0u);
+x_8 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__36(x_1, x_2, x_5, x_6, x_7);
+lean_dec(x_6);
+return x_8;
+}
+else
+{
+return x_4;
+}
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+switch (lean_obj_tag(x_3)) {
+case 1:
+{
+lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
+lean_dec(x_2);
+x_5 = lean_ctor_get(x_3, 0);
+lean_inc(x_5);
+lean_dec(x_3);
+x_6 = lean_name_eq(x_1, x_5);
+lean_dec(x_5);
+x_7 = lean_box(x_6);
+x_8 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_8, 0, x_7);
+lean_ctor_set(x_8, 1, x_4);
+return x_8;
+}
+case 2:
+{
+lean_object* x_9; lean_object* x_10; 
+x_9 = lean_ctor_get(x_3, 0);
+lean_inc(x_9);
+lean_dec(x_3);
+lean_inc(x_9);
+lean_inc(x_2);
+x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
+if (lean_obj_tag(x_10) == 0)
+{
+lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
+x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
+lean_dec(x_9);
+x_12 = lean_ctor_get(x_11, 1);
+lean_inc(x_12);
+lean_dec(x_11);
+x_13 = lean_ctor_get(x_12, 1);
+lean_inc(x_13);
+lean_dec(x_12);
+x_14 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__32(x_1, x_13);
+lean_dec(x_13);
+x_15 = lean_box(x_14);
+x_16 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_16, 0, x_15);
+lean_ctor_set(x_16, 1, x_4);
+return x_16;
+}
+else
+{
+lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
+lean_dec(x_9);
+x_17 = lean_ctor_get(x_10, 0);
+lean_inc(x_17);
+lean_dec(x_10);
+lean_inc(x_17);
+x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
+x_19 = lean_ctor_get(x_18, 0);
+lean_inc(x_19);
+x_20 = lean_unbox(x_19);
+if (x_20 == 0)
+{
+uint8_t x_21; 
+lean_dec(x_17);
+lean_dec(x_2);
+x_21 = !lean_is_exclusive(x_18);
+if (x_21 == 0)
+{
+lean_object* x_22; 
+x_22 = lean_ctor_get(x_18, 0);
+lean_dec(x_22);
+return x_18;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = lean_ctor_get(x_18, 1);
+lean_inc(x_23);
+lean_dec(x_18);
+x_24 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_24, 0, x_19);
+lean_ctor_set(x_24, 1, x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; 
+lean_dec(x_19);
+x_25 = lean_ctor_get(x_18, 1);
+lean_inc(x_25);
+lean_dec(x_18);
+x_3 = x_17;
+x_4 = x_25;
+goto _start;
+}
+}
+}
+case 5:
+{
+lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
+x_27 = lean_ctor_get(x_3, 0);
+lean_inc(x_27);
+x_28 = lean_ctor_get(x_3, 1);
+lean_inc(x_28);
+lean_dec(x_3);
+lean_inc(x_28);
+x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
+x_30 = lean_ctor_get(x_29, 0);
+lean_inc(x_30);
+x_31 = lean_unbox(x_30);
+lean_dec(x_30);
+if (x_31 == 0)
+{
+lean_object* x_32; uint8_t x_33; 
+lean_dec(x_28);
+x_32 = lean_ctor_get(x_29, 1);
+lean_inc(x_32);
+lean_dec(x_29);
+x_33 = l_Lean_Expr_isApp(x_27);
+if (x_33 == 0)
+{
+lean_object* x_34; lean_object* x_35; uint8_t x_36; 
+lean_inc(x_27);
+x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
+x_35 = lean_ctor_get(x_34, 0);
+lean_inc(x_35);
+x_36 = lean_unbox(x_35);
+if (x_36 == 0)
+{
+uint8_t x_37; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_37 = !lean_is_exclusive(x_34);
+if (x_37 == 0)
+{
+lean_object* x_38; 
+x_38 = lean_ctor_get(x_34, 0);
+lean_dec(x_38);
+return x_34;
+}
+else
+{
+lean_object* x_39; lean_object* x_40; 
+x_39 = lean_ctor_get(x_34, 1);
+lean_inc(x_39);
+lean_dec(x_34);
+x_40 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_40, 0, x_35);
+lean_ctor_set(x_40, 1, x_39);
+return x_40;
+}
+}
+else
+{
+lean_object* x_41; 
+lean_dec(x_35);
+x_41 = lean_ctor_get(x_34, 1);
+lean_inc(x_41);
+lean_dec(x_34);
+x_3 = x_27;
+x_4 = x_41;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_32;
+goto _start;
+}
+}
+else
+{
+lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
+x_44 = lean_ctor_get(x_29, 1);
+lean_inc(x_44);
+lean_dec(x_29);
+lean_inc(x_2);
+x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_28, x_44);
+x_46 = lean_ctor_get(x_45, 0);
+lean_inc(x_46);
+x_47 = lean_unbox(x_46);
+if (x_47 == 0)
+{
+lean_object* x_48; uint8_t x_49; 
+lean_dec(x_46);
+x_48 = lean_ctor_get(x_45, 1);
+lean_inc(x_48);
+lean_dec(x_45);
+x_49 = l_Lean_Expr_isApp(x_27);
+if (x_49 == 0)
+{
+lean_object* x_50; lean_object* x_51; uint8_t x_52; 
+lean_inc(x_27);
+x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
+x_51 = lean_ctor_get(x_50, 0);
+lean_inc(x_51);
+x_52 = lean_unbox(x_51);
+if (x_52 == 0)
+{
+uint8_t x_53; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_53 = !lean_is_exclusive(x_50);
+if (x_53 == 0)
+{
+lean_object* x_54; 
+x_54 = lean_ctor_get(x_50, 0);
+lean_dec(x_54);
+return x_50;
+}
+else
+{
+lean_object* x_55; lean_object* x_56; 
+x_55 = lean_ctor_get(x_50, 1);
+lean_inc(x_55);
+lean_dec(x_50);
+x_56 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_56, 0, x_51);
+lean_ctor_set(x_56, 1, x_55);
+return x_56;
+}
+}
+else
+{
+lean_object* x_57; 
+lean_dec(x_51);
+x_57 = lean_ctor_get(x_50, 1);
+lean_inc(x_57);
+lean_dec(x_50);
+x_3 = x_27;
+x_4 = x_57;
+goto _start;
+}
+}
+else
+{
+x_3 = x_27;
+x_4 = x_48;
+goto _start;
+}
+}
+else
+{
+uint8_t x_60; 
+lean_dec(x_27);
+lean_dec(x_2);
+x_60 = !lean_is_exclusive(x_45);
+if (x_60 == 0)
+{
+lean_object* x_61; 
+x_61 = lean_ctor_get(x_45, 0);
+lean_dec(x_61);
+return x_45;
+}
+else
+{
+lean_object* x_62; lean_object* x_63; 
+x_62 = lean_ctor_get(x_45, 1);
+lean_inc(x_62);
+lean_dec(x_45);
+x_63 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_63, 0, x_46);
+lean_ctor_set(x_63, 1, x_62);
+return x_63;
+}
+}
+}
+}
+case 6:
+{
+lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
+x_64 = lean_ctor_get(x_3, 1);
+lean_inc(x_64);
+x_65 = lean_ctor_get(x_3, 2);
+lean_inc(x_65);
+lean_dec(x_3);
+lean_inc(x_64);
+x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
+x_67 = lean_ctor_get(x_66, 0);
+lean_inc(x_67);
+x_68 = lean_unbox(x_67);
+lean_dec(x_67);
+if (x_68 == 0)
+{
+lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
+lean_dec(x_64);
+x_69 = lean_ctor_get(x_66, 1);
+lean_inc(x_69);
+lean_dec(x_66);
+lean_inc(x_65);
+x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
+x_71 = lean_ctor_get(x_70, 0);
+lean_inc(x_71);
+x_72 = lean_unbox(x_71);
+if (x_72 == 0)
+{
+uint8_t x_73; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_73 = !lean_is_exclusive(x_70);
+if (x_73 == 0)
+{
+lean_object* x_74; 
+x_74 = lean_ctor_get(x_70, 0);
+lean_dec(x_74);
+return x_70;
+}
+else
+{
+lean_object* x_75; lean_object* x_76; 
+x_75 = lean_ctor_get(x_70, 1);
+lean_inc(x_75);
+lean_dec(x_70);
+x_76 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_76, 0, x_71);
+lean_ctor_set(x_76, 1, x_75);
+return x_76;
+}
+}
+else
+{
+lean_object* x_77; 
+lean_dec(x_71);
+x_77 = lean_ctor_get(x_70, 1);
+lean_inc(x_77);
+lean_dec(x_70);
+x_3 = x_65;
+x_4 = x_77;
+goto _start;
+}
+}
+else
+{
+lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
+x_79 = lean_ctor_get(x_66, 1);
+lean_inc(x_79);
+lean_dec(x_66);
+lean_inc(x_2);
+x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_64, x_79);
+x_81 = lean_ctor_get(x_80, 0);
+lean_inc(x_81);
+x_82 = lean_unbox(x_81);
+if (x_82 == 0)
+{
+lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
+lean_dec(x_81);
+x_83 = lean_ctor_get(x_80, 1);
+lean_inc(x_83);
+lean_dec(x_80);
+lean_inc(x_65);
+x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
+x_85 = lean_ctor_get(x_84, 0);
+lean_inc(x_85);
+x_86 = lean_unbox(x_85);
+if (x_86 == 0)
+{
+uint8_t x_87; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_87 = !lean_is_exclusive(x_84);
+if (x_87 == 0)
+{
+lean_object* x_88; 
+x_88 = lean_ctor_get(x_84, 0);
+lean_dec(x_88);
+return x_84;
+}
+else
+{
+lean_object* x_89; lean_object* x_90; 
+x_89 = lean_ctor_get(x_84, 1);
+lean_inc(x_89);
+lean_dec(x_84);
+x_90 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_90, 0, x_85);
+lean_ctor_set(x_90, 1, x_89);
+return x_90;
+}
+}
+else
+{
+lean_object* x_91; 
+lean_dec(x_85);
+x_91 = lean_ctor_get(x_84, 1);
+lean_inc(x_91);
+lean_dec(x_84);
+x_3 = x_65;
+x_4 = x_91;
+goto _start;
+}
+}
+else
+{
+uint8_t x_93; 
+lean_dec(x_65);
+lean_dec(x_2);
+x_93 = !lean_is_exclusive(x_80);
+if (x_93 == 0)
+{
+lean_object* x_94; 
+x_94 = lean_ctor_get(x_80, 0);
+lean_dec(x_94);
+return x_80;
+}
+else
+{
+lean_object* x_95; lean_object* x_96; 
+x_95 = lean_ctor_get(x_80, 1);
+lean_inc(x_95);
+lean_dec(x_80);
+x_96 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_96, 0, x_81);
+lean_ctor_set(x_96, 1, x_95);
+return x_96;
+}
+}
+}
+}
+case 7:
+{
+lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
+x_97 = lean_ctor_get(x_3, 1);
+lean_inc(x_97);
+x_98 = lean_ctor_get(x_3, 2);
+lean_inc(x_98);
+lean_dec(x_3);
+lean_inc(x_97);
+x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
+x_100 = lean_ctor_get(x_99, 0);
+lean_inc(x_100);
+x_101 = lean_unbox(x_100);
+lean_dec(x_100);
+if (x_101 == 0)
+{
+lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
+lean_dec(x_97);
+x_102 = lean_ctor_get(x_99, 1);
+lean_inc(x_102);
+lean_dec(x_99);
+lean_inc(x_98);
+x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
+x_104 = lean_ctor_get(x_103, 0);
+lean_inc(x_104);
+x_105 = lean_unbox(x_104);
+if (x_105 == 0)
+{
+uint8_t x_106; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_106 = !lean_is_exclusive(x_103);
+if (x_106 == 0)
+{
+lean_object* x_107; 
+x_107 = lean_ctor_get(x_103, 0);
+lean_dec(x_107);
+return x_103;
+}
+else
+{
+lean_object* x_108; lean_object* x_109; 
+x_108 = lean_ctor_get(x_103, 1);
+lean_inc(x_108);
+lean_dec(x_103);
+x_109 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_109, 0, x_104);
+lean_ctor_set(x_109, 1, x_108);
+return x_109;
+}
+}
+else
+{
+lean_object* x_110; 
+lean_dec(x_104);
+x_110 = lean_ctor_get(x_103, 1);
+lean_inc(x_110);
+lean_dec(x_103);
+x_3 = x_98;
+x_4 = x_110;
+goto _start;
+}
+}
+else
+{
+lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
+x_112 = lean_ctor_get(x_99, 1);
+lean_inc(x_112);
+lean_dec(x_99);
+lean_inc(x_2);
+x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_97, x_112);
+x_114 = lean_ctor_get(x_113, 0);
+lean_inc(x_114);
+x_115 = lean_unbox(x_114);
+if (x_115 == 0)
+{
+lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
+lean_dec(x_114);
+x_116 = lean_ctor_get(x_113, 1);
+lean_inc(x_116);
+lean_dec(x_113);
+lean_inc(x_98);
+x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
+x_118 = lean_ctor_get(x_117, 0);
+lean_inc(x_118);
+x_119 = lean_unbox(x_118);
+if (x_119 == 0)
+{
+uint8_t x_120; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_120 = !lean_is_exclusive(x_117);
+if (x_120 == 0)
+{
+lean_object* x_121; 
+x_121 = lean_ctor_get(x_117, 0);
+lean_dec(x_121);
+return x_117;
+}
+else
+{
+lean_object* x_122; lean_object* x_123; 
+x_122 = lean_ctor_get(x_117, 1);
+lean_inc(x_122);
+lean_dec(x_117);
+x_123 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_123, 0, x_118);
+lean_ctor_set(x_123, 1, x_122);
+return x_123;
+}
+}
+else
+{
+lean_object* x_124; 
+lean_dec(x_118);
+x_124 = lean_ctor_get(x_117, 1);
+lean_inc(x_124);
+lean_dec(x_117);
+x_3 = x_98;
+x_4 = x_124;
+goto _start;
+}
+}
+else
+{
+uint8_t x_126; 
+lean_dec(x_98);
+lean_dec(x_2);
+x_126 = !lean_is_exclusive(x_113);
+if (x_126 == 0)
+{
+lean_object* x_127; 
+x_127 = lean_ctor_get(x_113, 0);
+lean_dec(x_127);
+return x_113;
+}
+else
+{
+lean_object* x_128; lean_object* x_129; 
+x_128 = lean_ctor_get(x_113, 1);
+lean_inc(x_128);
+lean_dec(x_113);
+x_129 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_129, 0, x_114);
+lean_ctor_set(x_129, 1, x_128);
+return x_129;
+}
+}
+}
+}
+case 8:
+{
+lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
+x_130 = lean_ctor_get(x_3, 1);
+lean_inc(x_130);
+x_131 = lean_ctor_get(x_3, 2);
+lean_inc(x_131);
+x_132 = lean_ctor_get(x_3, 3);
+lean_inc(x_132);
+lean_dec(x_3);
+lean_inc(x_130);
+x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
+x_170 = lean_ctor_get(x_169, 0);
+lean_inc(x_170);
+x_171 = lean_unbox(x_170);
+if (x_171 == 0)
+{
+lean_object* x_172; uint8_t x_173; 
+lean_dec(x_130);
+x_172 = lean_ctor_get(x_169, 1);
+lean_inc(x_172);
+lean_dec(x_169);
+x_173 = lean_unbox(x_170);
+lean_dec(x_170);
+x_133 = x_173;
+x_134 = x_172;
+goto block_168;
+}
+else
+{
+lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
+lean_dec(x_170);
+x_174 = lean_ctor_get(x_169, 1);
+lean_inc(x_174);
+lean_dec(x_169);
+lean_inc(x_2);
+x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_130, x_174);
+x_176 = lean_ctor_get(x_175, 0);
+lean_inc(x_176);
+x_177 = lean_ctor_get(x_175, 1);
+lean_inc(x_177);
+lean_dec(x_175);
+x_178 = lean_unbox(x_176);
+lean_dec(x_176);
+x_133 = x_178;
+x_134 = x_177;
+goto block_168;
+}
+block_168:
+{
+if (x_133 == 0)
+{
+lean_object* x_135; lean_object* x_136; uint8_t x_137; 
+lean_inc(x_131);
+x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
+x_136 = lean_ctor_get(x_135, 0);
+lean_inc(x_136);
+x_137 = lean_unbox(x_136);
+lean_dec(x_136);
+if (x_137 == 0)
+{
+lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
+lean_dec(x_131);
+x_138 = lean_ctor_get(x_135, 1);
+lean_inc(x_138);
+lean_dec(x_135);
+lean_inc(x_132);
+x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
+x_140 = lean_ctor_get(x_139, 0);
+lean_inc(x_140);
+x_141 = lean_unbox(x_140);
+if (x_141 == 0)
+{
+uint8_t x_142; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_142 = !lean_is_exclusive(x_139);
+if (x_142 == 0)
+{
+lean_object* x_143; 
+x_143 = lean_ctor_get(x_139, 0);
+lean_dec(x_143);
+return x_139;
+}
+else
+{
+lean_object* x_144; lean_object* x_145; 
+x_144 = lean_ctor_get(x_139, 1);
+lean_inc(x_144);
+lean_dec(x_139);
+x_145 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_145, 0, x_140);
+lean_ctor_set(x_145, 1, x_144);
+return x_145;
+}
+}
+else
+{
+lean_object* x_146; 
+lean_dec(x_140);
+x_146 = lean_ctor_get(x_139, 1);
+lean_inc(x_146);
+lean_dec(x_139);
+x_3 = x_132;
+x_4 = x_146;
+goto _start;
+}
+}
+else
+{
+lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
+x_148 = lean_ctor_get(x_135, 1);
+lean_inc(x_148);
+lean_dec(x_135);
+lean_inc(x_2);
+x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_131, x_148);
+x_150 = lean_ctor_get(x_149, 0);
+lean_inc(x_150);
+x_151 = lean_unbox(x_150);
+if (x_151 == 0)
+{
+lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
+lean_dec(x_150);
+x_152 = lean_ctor_get(x_149, 1);
+lean_inc(x_152);
+lean_dec(x_149);
+lean_inc(x_132);
+x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
+x_154 = lean_ctor_get(x_153, 0);
+lean_inc(x_154);
+x_155 = lean_unbox(x_154);
+if (x_155 == 0)
+{
+uint8_t x_156; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_156 = !lean_is_exclusive(x_153);
+if (x_156 == 0)
+{
+lean_object* x_157; 
+x_157 = lean_ctor_get(x_153, 0);
+lean_dec(x_157);
+return x_153;
+}
+else
+{
+lean_object* x_158; lean_object* x_159; 
+x_158 = lean_ctor_get(x_153, 1);
+lean_inc(x_158);
+lean_dec(x_153);
+x_159 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_159, 0, x_154);
+lean_ctor_set(x_159, 1, x_158);
+return x_159;
+}
+}
+else
+{
+lean_object* x_160; 
+lean_dec(x_154);
+x_160 = lean_ctor_get(x_153, 1);
+lean_inc(x_160);
+lean_dec(x_153);
+x_3 = x_132;
+x_4 = x_160;
+goto _start;
+}
+}
+else
+{
+uint8_t x_162; 
+lean_dec(x_132);
+lean_dec(x_2);
+x_162 = !lean_is_exclusive(x_149);
+if (x_162 == 0)
+{
+lean_object* x_163; 
+x_163 = lean_ctor_get(x_149, 0);
+lean_dec(x_163);
+return x_149;
+}
+else
+{
+lean_object* x_164; lean_object* x_165; 
+x_164 = lean_ctor_get(x_149, 1);
+lean_inc(x_164);
+lean_dec(x_149);
+x_165 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_165, 0, x_150);
+lean_ctor_set(x_165, 1, x_164);
+return x_165;
+}
+}
+}
+}
+else
+{
+lean_object* x_166; lean_object* x_167; 
+lean_dec(x_132);
+lean_dec(x_131);
+lean_dec(x_2);
+x_166 = lean_box(x_133);
+x_167 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_167, 0, x_166);
+lean_ctor_set(x_167, 1, x_134);
+return x_167;
+}
+}
+}
+case 10:
+{
+lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
+x_179 = lean_ctor_get(x_3, 1);
+lean_inc(x_179);
+lean_dec(x_3);
+lean_inc(x_179);
+x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
+x_181 = lean_ctor_get(x_180, 0);
+lean_inc(x_181);
+x_182 = lean_unbox(x_181);
+if (x_182 == 0)
+{
+uint8_t x_183; 
+lean_dec(x_179);
+lean_dec(x_2);
+x_183 = !lean_is_exclusive(x_180);
+if (x_183 == 0)
+{
+lean_object* x_184; 
+x_184 = lean_ctor_get(x_180, 0);
+lean_dec(x_184);
+return x_180;
+}
+else
+{
+lean_object* x_185; lean_object* x_186; 
+x_185 = lean_ctor_get(x_180, 1);
+lean_inc(x_185);
+lean_dec(x_180);
+x_186 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_186, 0, x_181);
+lean_ctor_set(x_186, 1, x_185);
+return x_186;
+}
+}
+else
+{
+lean_object* x_187; 
+lean_dec(x_181);
+x_187 = lean_ctor_get(x_180, 1);
+lean_inc(x_187);
+lean_dec(x_180);
+x_3 = x_179;
+x_4 = x_187;
+goto _start;
+}
+}
+case 11:
+{
+lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
+x_189 = lean_ctor_get(x_3, 2);
+lean_inc(x_189);
+lean_dec(x_3);
+lean_inc(x_189);
+x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
+x_191 = lean_ctor_get(x_190, 0);
+lean_inc(x_191);
+x_192 = lean_unbox(x_191);
+if (x_192 == 0)
+{
+uint8_t x_193; 
+lean_dec(x_189);
+lean_dec(x_2);
+x_193 = !lean_is_exclusive(x_190);
+if (x_193 == 0)
+{
+lean_object* x_194; 
+x_194 = lean_ctor_get(x_190, 0);
+lean_dec(x_194);
+return x_190;
+}
+else
+{
+lean_object* x_195; lean_object* x_196; 
+x_195 = lean_ctor_get(x_190, 1);
+lean_inc(x_195);
+lean_dec(x_190);
+x_196 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_196, 0, x_191);
+lean_ctor_set(x_196, 1, x_195);
+return x_196;
+}
+}
+else
+{
+lean_object* x_197; 
+lean_dec(x_191);
+x_197 = lean_ctor_get(x_190, 1);
+lean_inc(x_197);
+lean_dec(x_190);
+x_3 = x_189;
+x_4 = x_197;
+goto _start;
+}
+}
+default: 
+{
+uint8_t x_199; lean_object* x_200; lean_object* x_201; 
+lean_dec(x_3);
+lean_dec(x_2);
+x_199 = 0;
+x_200 = lean_box(x_199);
+x_201 = lean_alloc_ctor(0, 2, 0);
+lean_ctor_set(x_201, 0, x_200);
+lean_ctor_set(x_201, 1, x_4);
+return x_201;
+}
+}
+}
+}
+lean_object* l_Lean_MetavarContext_localDeclDependsOn(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+if (lean_obj_tag(x_2) == 0)
+{
+lean_object* x_4; uint8_t x_5; 
+x_4 = lean_ctor_get(x_2, 3);
+lean_inc(x_4);
+lean_dec(x_2);
+x_5 = l_Lean_Expr_hasFVar(x_4);
+if (x_5 == 0)
+{
+uint8_t x_6; 
+x_6 = l_Lean_Expr_hasMVar(x_4);
+if (x_6 == 0)
+{
+uint8_t x_7; lean_object* x_8; 
+lean_dec(x_4);
+lean_dec(x_1);
+x_7 = 0;
+x_8 = lean_box(x_7);
+return x_8;
+}
+else
+{
+lean_object* x_9; lean_object* x_10; lean_object* x_11; 
+x_9 = l_HashMap_Inhabited___closed__1;
+x_10 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_3, x_1, x_4, x_9);
+x_11 = lean_ctor_get(x_10, 0);
+lean_inc(x_11);
+lean_dec(x_10);
+return x_11;
+}
+}
+else
+{
+lean_object* x_12; lean_object* x_13; lean_object* x_14; 
+x_12 = l_HashMap_Inhabited___closed__1;
+x_13 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__7(x_3, x_1, x_4, x_12);
+x_14 = lean_ctor_get(x_13, 0);
+lean_inc(x_14);
+lean_dec(x_13);
+return x_14;
+}
+}
+else
+{
+lean_object* x_15; lean_object* x_16; uint8_t x_17; lean_object* x_18; uint8_t x_29; 
+x_15 = lean_ctor_get(x_2, 3);
+lean_inc(x_15);
+x_16 = lean_ctor_get(x_2, 4);
+lean_inc(x_16);
+lean_dec(x_2);
+x_29 = l_Lean_Expr_hasFVar(x_15);
+if (x_29 == 0)
+{
+uint8_t x_30; 
+x_30 = l_Lean_Expr_hasMVar(x_15);
+if (x_30 == 0)
+{
+uint8_t x_31; lean_object* x_32; 
+lean_dec(x_15);
+x_31 = 0;
+x_32 = l_HashMap_Inhabited___closed__1;
+x_17 = x_31;
+x_18 = x_32;
+goto block_28;
+}
+else
+{
+lean_object* x_33; lean_object* x_34; lean_object* x_35; lean_object* x_36; uint8_t x_37; 
+x_33 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_34 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__25(x_3, x_1, x_15, x_33);
+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 = lean_unbox(x_35);
+lean_dec(x_35);
+x_17 = x_37;
+x_18 = x_36;
+goto block_28;
+}
+}
+else
+{
+lean_object* x_38; lean_object* x_39; lean_object* x_40; lean_object* x_41; uint8_t x_42; 
+x_38 = l_HashMap_Inhabited___closed__1;
+lean_inc(x_1);
+x_39 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_3, x_1, x_15, x_38);
+x_40 = lean_ctor_get(x_39, 0);
+lean_inc(x_40);
+x_41 = lean_ctor_get(x_39, 1);
+lean_inc(x_41);
+lean_dec(x_39);
+x_42 = lean_unbox(x_40);
+lean_dec(x_40);
+x_17 = x_42;
+x_18 = x_41;
+goto block_28;
+}
+block_28:
+{
+if (x_17 == 0)
+{
+uint8_t x_19; 
+x_19 = l_Lean_Expr_hasFVar(x_16);
+if (x_19 == 0)
+{
+uint8_t x_20; 
+x_20 = l_Lean_Expr_hasMVar(x_16);
+if (x_20 == 0)
+{
+uint8_t x_21; lean_object* x_22; 
+lean_dec(x_18);
+lean_dec(x_16);
+lean_dec(x_1);
+x_21 = 0;
+x_22 = lean_box(x_21);
+return x_22;
+}
+else
+{
+lean_object* x_23; lean_object* x_24; 
+x_23 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__13(x_3, x_1, x_16, x_18);
+x_24 = lean_ctor_get(x_23, 0);
+lean_inc(x_24);
+lean_dec(x_23);
+return x_24;
+}
+}
+else
+{
+lean_object* x_25; lean_object* x_26; 
+x_25 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__19(x_3, x_1, x_16, x_18);
+x_26 = lean_ctor_get(x_25, 0);
+lean_inc(x_26);
+lean_dec(x_25);
+return x_26;
+}
+}
+else
+{
+lean_object* x_27; 
+lean_dec(x_18);
+lean_dec(x_16);
+lean_dec(x_1);
+x_27 = lean_box(x_17);
+return x_27;
+}
+}
+}
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__4(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__5(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__3(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__6(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
+{
+uint8_t x_3; lean_object* x_4; 
+x_3 = l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__2(x_1, x_2);
+lean_dec(x_2);
+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__1(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
+{
+uint8_t x_6; lean_object* x_7; 
+x_6 = l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__10(x_1, x_2, x_3, x_4, x_5);
+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
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+_start:
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+lean_dec(x_3);
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+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+return x_7;
+}
+}
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+_start:
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+lean_dec(x_1);
+x_4 = lean_box(x_3);
+return x_4;
+}
+}
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+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
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+_start:
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+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
+lean_dec(x_1);
+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__17___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
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+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__15___boxed(lean_object* x_1, lean_object* x_2) {
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+}
+}
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+}
+}
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+return x_4;
+}
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+lean_dec(x_1);
+return x_5;
+}
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+lean_dec(x_3);
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+}
+}
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+return x_7;
+}
+}
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+}
+}
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+_start:
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+lean_dec(x_3);
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+}
+}
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+_start:
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+lean_dec(x_1);
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+}
+}
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+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
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+_start:
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+lean_dec(x_3);
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+x_7 = lean_box(x_6);
+return x_7;
+}
+}
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+_start:
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+}
+}
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+_start:
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+x_4 = lean_box(x_3);
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+}
+}
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+_start:
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+lean_dec(x_3);
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+}
+}
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+_start:
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+}
+}
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+_start:
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+lean_dec(x_1);
+return x_5;
+}
+}
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+_start:
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+}
+}
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+_start:
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+x_7 = lean_box(x_6);
+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__33___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+return x_4;
+}
+}
+lean_object* l_Array_anyRangeMAux___main___at_Lean_MetavarContext_localDeclDependsOn___spec__36___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+_start:
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+lean_dec(x_4);
+lean_dec(x_3);
+lean_dec(x_2);
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+return x_7;
+}
+}
+lean_object* l_PersistentArray_anyM___at_Lean_MetavarContext_localDeclDependsOn___spec__32___boxed(lean_object* x_1, lean_object* x_2) {
+_start:
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+x_4 = lean_box(x_3);
+return x_4;
+}
+}
+lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
+_start:
+{
+lean_object* x_5; 
+x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at_Lean_MetavarContext_localDeclDependsOn___spec__31(x_1, x_2, x_3, x_4);
+lean_dec(x_1);
+return x_5;
+}
+}
+lean_object* l_Lean_MetavarContext_localDeclDependsOn___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
+_start:
+{
+lean_object* x_4; 
+x_4 = l_Lean_MetavarContext_localDeclDependsOn(x_1, x_2, x_3);
+lean_dec(x_3);
+return x_4;
+}
+}
 lean_object* l_Array_umapMAux___main___at_Lean_MetavarContext_MkBinding_Exception_toString___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3) {
 _start:
 {
@@ -23407,6505 +32802,7 @@ lean_dec(x_4);
 return x_6;
 }
 }
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-_start:
-{
-uint8_t x_6; 
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-{
-uint8_t x_7; 
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-return x_7;
-}
-else
-{
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-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
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-_start:
-{
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-{
-uint8_t x_7; 
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-return x_7;
-}
-else
-{
-lean_object* x_8; 
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-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
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-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
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-x_13 = l_Lean_LocalDecl_fvarId(x_12);
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-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
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-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
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-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = l_Lean_Expr_fvarId_x21(x_1);
-x_15 = lean_name_eq(x_13, x_14);
-lean_dec(x_14);
-lean_dec(x_13);
-if (x_15 == 0)
-{
-lean_object* x_16; lean_object* x_17; 
-x_16 = lean_unsigned_to_nat(1u);
-x_17 = lean_nat_add(x_5, x_16);
-lean_dec(x_5);
-x_5 = x_17;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_15;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; lean_object* x_6; uint8_t x_7; lean_object* x_8; lean_object* x_9; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = l_Lean_Expr_fvarId_x21(x_1);
-x_7 = lean_name_eq(x_5, x_6);
-lean_dec(x_6);
-lean_dec(x_5);
-x_8 = lean_box(x_7);
-x_9 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_9, 0, x_8);
-lean_ctor_set(x_9, 1, x_4);
-return x_9;
-}
-case 2:
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_ctor_get(x_3, 0);
-lean_inc(x_10);
-lean_dec(x_3);
-lean_inc(x_10);
-lean_inc(x_2);
-x_11 = lean_metavar_ctx_get_expr_assignment(x_2, x_10);
-if (lean_obj_tag(x_11) == 0)
-{
-lean_object* x_12; lean_object* x_13; lean_object* x_14; uint8_t x_15; lean_object* x_16; lean_object* x_17; 
-x_12 = l_Lean_MetavarContext_getDecl(x_2, x_10);
-lean_dec(x_10);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = lean_ctor_get(x_13, 1);
-lean_inc(x_14);
-lean_dec(x_13);
-x_15 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(x_1, x_14);
-lean_dec(x_14);
-x_16 = lean_box(x_15);
-x_17 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_17, 0, x_16);
-lean_ctor_set(x_17, 1, x_4);
-return x_17;
-}
-else
-{
-lean_object* x_18; lean_object* x_19; lean_object* x_20; uint8_t x_21; 
-lean_dec(x_10);
-x_18 = lean_ctor_get(x_11, 0);
-lean_inc(x_18);
-lean_dec(x_11);
-lean_inc(x_18);
-x_19 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_18, x_4);
-x_20 = lean_ctor_get(x_19, 0);
-lean_inc(x_20);
-x_21 = lean_unbox(x_20);
-if (x_21 == 0)
-{
-uint8_t x_22; 
-lean_dec(x_18);
-lean_dec(x_2);
-x_22 = !lean_is_exclusive(x_19);
-if (x_22 == 0)
-{
-lean_object* x_23; 
-x_23 = lean_ctor_get(x_19, 0);
-lean_dec(x_23);
-return x_19;
-}
-else
-{
-lean_object* x_24; lean_object* x_25; 
-x_24 = lean_ctor_get(x_19, 1);
-lean_inc(x_24);
-lean_dec(x_19);
-x_25 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_25, 0, x_20);
-lean_ctor_set(x_25, 1, x_24);
-return x_25;
-}
-}
-else
-{
-lean_object* x_26; 
-lean_dec(x_20);
-x_26 = lean_ctor_get(x_19, 1);
-lean_inc(x_26);
-lean_dec(x_19);
-x_3 = x_18;
-x_4 = x_26;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_28; lean_object* x_29; lean_object* x_30; lean_object* x_31; uint8_t x_32; 
-x_28 = lean_ctor_get(x_3, 0);
-lean_inc(x_28);
-x_29 = lean_ctor_get(x_3, 1);
-lean_inc(x_29);
-lean_dec(x_3);
-lean_inc(x_29);
-x_30 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_29, x_4);
-x_31 = lean_ctor_get(x_30, 0);
-lean_inc(x_31);
-x_32 = lean_unbox(x_31);
-lean_dec(x_31);
-if (x_32 == 0)
-{
-lean_object* x_33; uint8_t x_34; 
-lean_dec(x_29);
-x_33 = lean_ctor_get(x_30, 1);
-lean_inc(x_33);
-lean_dec(x_30);
-x_34 = l_Lean_Expr_isApp(x_28);
-if (x_34 == 0)
-{
-lean_object* x_35; lean_object* x_36; uint8_t x_37; 
-lean_inc(x_28);
-x_35 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_33);
-x_36 = lean_ctor_get(x_35, 0);
-lean_inc(x_36);
-x_37 = lean_unbox(x_36);
-if (x_37 == 0)
-{
-uint8_t x_38; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_38 = !lean_is_exclusive(x_35);
-if (x_38 == 0)
-{
-lean_object* x_39; 
-x_39 = lean_ctor_get(x_35, 0);
-lean_dec(x_39);
-return x_35;
-}
-else
-{
-lean_object* x_40; lean_object* x_41; 
-x_40 = lean_ctor_get(x_35, 1);
-lean_inc(x_40);
-lean_dec(x_35);
-x_41 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_41, 0, x_36);
-lean_ctor_set(x_41, 1, x_40);
-return x_41;
-}
-}
-else
-{
-lean_object* x_42; 
-lean_dec(x_36);
-x_42 = lean_ctor_get(x_35, 1);
-lean_inc(x_42);
-lean_dec(x_35);
-x_3 = x_28;
-x_4 = x_42;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_33;
-goto _start;
-}
-}
-else
-{
-lean_object* x_45; lean_object* x_46; lean_object* x_47; uint8_t x_48; 
-x_45 = lean_ctor_get(x_30, 1);
-lean_inc(x_45);
-lean_dec(x_30);
-lean_inc(x_2);
-x_46 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_29, x_45);
-x_47 = lean_ctor_get(x_46, 0);
-lean_inc(x_47);
-x_48 = lean_unbox(x_47);
-if (x_48 == 0)
-{
-lean_object* x_49; uint8_t x_50; 
-lean_dec(x_47);
-x_49 = lean_ctor_get(x_46, 1);
-lean_inc(x_49);
-lean_dec(x_46);
-x_50 = l_Lean_Expr_isApp(x_28);
-if (x_50 == 0)
-{
-lean_object* x_51; lean_object* x_52; uint8_t x_53; 
-lean_inc(x_28);
-x_51 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_49);
-x_52 = lean_ctor_get(x_51, 0);
-lean_inc(x_52);
-x_53 = lean_unbox(x_52);
-if (x_53 == 0)
-{
-uint8_t x_54; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_54 = !lean_is_exclusive(x_51);
-if (x_54 == 0)
-{
-lean_object* x_55; 
-x_55 = lean_ctor_get(x_51, 0);
-lean_dec(x_55);
-return x_51;
-}
-else
-{
-lean_object* x_56; lean_object* x_57; 
-x_56 = lean_ctor_get(x_51, 1);
-lean_inc(x_56);
-lean_dec(x_51);
-x_57 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_57, 0, x_52);
-lean_ctor_set(x_57, 1, x_56);
-return x_57;
-}
-}
-else
-{
-lean_object* x_58; 
-lean_dec(x_52);
-x_58 = lean_ctor_get(x_51, 1);
-lean_inc(x_58);
-lean_dec(x_51);
-x_3 = x_28;
-x_4 = x_58;
-goto _start;
-}
-}
-else
-{
-x_3 = x_28;
-x_4 = x_49;
-goto _start;
-}
-}
-else
-{
-uint8_t x_61; 
-lean_dec(x_28);
-lean_dec(x_2);
-x_61 = !lean_is_exclusive(x_46);
-if (x_61 == 0)
-{
-lean_object* x_62; 
-x_62 = lean_ctor_get(x_46, 0);
-lean_dec(x_62);
-return x_46;
-}
-else
-{
-lean_object* x_63; lean_object* x_64; 
-x_63 = lean_ctor_get(x_46, 1);
-lean_inc(x_63);
-lean_dec(x_46);
-x_64 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_64, 0, x_47);
-lean_ctor_set(x_64, 1, x_63);
-return x_64;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = lean_ctor_get(x_3, 1);
-lean_inc(x_65);
-x_66 = lean_ctor_get(x_3, 2);
-lean_inc(x_66);
-lean_dec(x_3);
-lean_inc(x_65);
-x_67 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_4);
-x_68 = lean_ctor_get(x_67, 0);
-lean_inc(x_68);
-x_69 = lean_unbox(x_68);
-lean_dec(x_68);
-if (x_69 == 0)
-{
-lean_object* x_70; lean_object* x_71; lean_object* x_72; uint8_t x_73; 
-lean_dec(x_65);
-x_70 = lean_ctor_get(x_67, 1);
-lean_inc(x_70);
-lean_dec(x_67);
-lean_inc(x_66);
-x_71 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_70);
-x_72 = lean_ctor_get(x_71, 0);
-lean_inc(x_72);
-x_73 = lean_unbox(x_72);
-if (x_73 == 0)
-{
-uint8_t x_74; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_74 = !lean_is_exclusive(x_71);
-if (x_74 == 0)
-{
-lean_object* x_75; 
-x_75 = lean_ctor_get(x_71, 0);
-lean_dec(x_75);
-return x_71;
-}
-else
-{
-lean_object* x_76; lean_object* x_77; 
-x_76 = lean_ctor_get(x_71, 1);
-lean_inc(x_76);
-lean_dec(x_71);
-x_77 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_77, 0, x_72);
-lean_ctor_set(x_77, 1, x_76);
-return x_77;
-}
-}
-else
-{
-lean_object* x_78; 
-lean_dec(x_72);
-x_78 = lean_ctor_get(x_71, 1);
-lean_inc(x_78);
-lean_dec(x_71);
-x_3 = x_66;
-x_4 = x_78;
-goto _start;
-}
-}
-else
-{
-lean_object* x_80; lean_object* x_81; lean_object* x_82; uint8_t x_83; 
-x_80 = lean_ctor_get(x_67, 1);
-lean_inc(x_80);
-lean_dec(x_67);
-lean_inc(x_2);
-x_81 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_65, x_80);
-x_82 = lean_ctor_get(x_81, 0);
-lean_inc(x_82);
-x_83 = lean_unbox(x_82);
-if (x_83 == 0)
-{
-lean_object* x_84; lean_object* x_85; lean_object* x_86; uint8_t x_87; 
-lean_dec(x_82);
-x_84 = lean_ctor_get(x_81, 1);
-lean_inc(x_84);
-lean_dec(x_81);
-lean_inc(x_66);
-x_85 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_66, x_84);
-x_86 = lean_ctor_get(x_85, 0);
-lean_inc(x_86);
-x_87 = lean_unbox(x_86);
-if (x_87 == 0)
-{
-uint8_t x_88; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_88 = !lean_is_exclusive(x_85);
-if (x_88 == 0)
-{
-lean_object* x_89; 
-x_89 = lean_ctor_get(x_85, 0);
-lean_dec(x_89);
-return x_85;
-}
-else
-{
-lean_object* x_90; lean_object* x_91; 
-x_90 = lean_ctor_get(x_85, 1);
-lean_inc(x_90);
-lean_dec(x_85);
-x_91 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_91, 0, x_86);
-lean_ctor_set(x_91, 1, x_90);
-return x_91;
-}
-}
-else
-{
-lean_object* x_92; 
-lean_dec(x_86);
-x_92 = lean_ctor_get(x_85, 1);
-lean_inc(x_92);
-lean_dec(x_85);
-x_3 = x_66;
-x_4 = x_92;
-goto _start;
-}
-}
-else
-{
-uint8_t x_94; 
-lean_dec(x_66);
-lean_dec(x_2);
-x_94 = !lean_is_exclusive(x_81);
-if (x_94 == 0)
-{
-lean_object* x_95; 
-x_95 = lean_ctor_get(x_81, 0);
-lean_dec(x_95);
-return x_81;
-}
-else
-{
-lean_object* x_96; lean_object* x_97; 
-x_96 = lean_ctor_get(x_81, 1);
-lean_inc(x_96);
-lean_dec(x_81);
-x_97 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_97, 0, x_82);
-lean_ctor_set(x_97, 1, x_96);
-return x_97;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_98; lean_object* x_99; lean_object* x_100; lean_object* x_101; uint8_t x_102; 
-x_98 = lean_ctor_get(x_3, 1);
-lean_inc(x_98);
-x_99 = lean_ctor_get(x_3, 2);
-lean_inc(x_99);
-lean_dec(x_3);
-lean_inc(x_98);
-x_100 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_4);
-x_101 = lean_ctor_get(x_100, 0);
-lean_inc(x_101);
-x_102 = lean_unbox(x_101);
-lean_dec(x_101);
-if (x_102 == 0)
-{
-lean_object* x_103; lean_object* x_104; lean_object* x_105; uint8_t x_106; 
-lean_dec(x_98);
-x_103 = lean_ctor_get(x_100, 1);
-lean_inc(x_103);
-lean_dec(x_100);
-lean_inc(x_99);
-x_104 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_103);
-x_105 = lean_ctor_get(x_104, 0);
-lean_inc(x_105);
-x_106 = lean_unbox(x_105);
-if (x_106 == 0)
-{
-uint8_t x_107; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_107 = !lean_is_exclusive(x_104);
-if (x_107 == 0)
-{
-lean_object* x_108; 
-x_108 = lean_ctor_get(x_104, 0);
-lean_dec(x_108);
-return x_104;
-}
-else
-{
-lean_object* x_109; lean_object* x_110; 
-x_109 = lean_ctor_get(x_104, 1);
-lean_inc(x_109);
-lean_dec(x_104);
-x_110 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_110, 0, x_105);
-lean_ctor_set(x_110, 1, x_109);
-return x_110;
-}
-}
-else
-{
-lean_object* x_111; 
-lean_dec(x_105);
-x_111 = lean_ctor_get(x_104, 1);
-lean_inc(x_111);
-lean_dec(x_104);
-x_3 = x_99;
-x_4 = x_111;
-goto _start;
-}
-}
-else
-{
-lean_object* x_113; lean_object* x_114; lean_object* x_115; uint8_t x_116; 
-x_113 = lean_ctor_get(x_100, 1);
-lean_inc(x_113);
-lean_dec(x_100);
-lean_inc(x_2);
-x_114 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_98, x_113);
-x_115 = lean_ctor_get(x_114, 0);
-lean_inc(x_115);
-x_116 = lean_unbox(x_115);
-if (x_116 == 0)
-{
-lean_object* x_117; lean_object* x_118; lean_object* x_119; uint8_t x_120; 
-lean_dec(x_115);
-x_117 = lean_ctor_get(x_114, 1);
-lean_inc(x_117);
-lean_dec(x_114);
-lean_inc(x_99);
-x_118 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_99, x_117);
-x_119 = lean_ctor_get(x_118, 0);
-lean_inc(x_119);
-x_120 = lean_unbox(x_119);
-if (x_120 == 0)
-{
-uint8_t x_121; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_121 = !lean_is_exclusive(x_118);
-if (x_121 == 0)
-{
-lean_object* x_122; 
-x_122 = lean_ctor_get(x_118, 0);
-lean_dec(x_122);
-return x_118;
-}
-else
-{
-lean_object* x_123; lean_object* x_124; 
-x_123 = lean_ctor_get(x_118, 1);
-lean_inc(x_123);
-lean_dec(x_118);
-x_124 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_124, 0, x_119);
-lean_ctor_set(x_124, 1, x_123);
-return x_124;
-}
-}
-else
-{
-lean_object* x_125; 
-lean_dec(x_119);
-x_125 = lean_ctor_get(x_118, 1);
-lean_inc(x_125);
-lean_dec(x_118);
-x_3 = x_99;
-x_4 = x_125;
-goto _start;
-}
-}
-else
-{
-uint8_t x_127; 
-lean_dec(x_99);
-lean_dec(x_2);
-x_127 = !lean_is_exclusive(x_114);
-if (x_127 == 0)
-{
-lean_object* x_128; 
-x_128 = lean_ctor_get(x_114, 0);
-lean_dec(x_128);
-return x_114;
-}
-else
-{
-lean_object* x_129; lean_object* x_130; 
-x_129 = lean_ctor_get(x_114, 1);
-lean_inc(x_129);
-lean_dec(x_114);
-x_130 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_130, 0, x_115);
-lean_ctor_set(x_130, 1, x_129);
-return x_130;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_131; lean_object* x_132; lean_object* x_133; uint8_t x_134; lean_object* x_135; lean_object* x_170; lean_object* x_171; uint8_t x_172; 
-x_131 = lean_ctor_get(x_3, 1);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 2);
-lean_inc(x_132);
-x_133 = lean_ctor_get(x_3, 3);
-lean_inc(x_133);
-lean_dec(x_3);
-lean_inc(x_131);
-x_170 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_4);
-x_171 = lean_ctor_get(x_170, 0);
-lean_inc(x_171);
-x_172 = lean_unbox(x_171);
-if (x_172 == 0)
-{
-lean_object* x_173; uint8_t x_174; 
-lean_dec(x_131);
-x_173 = lean_ctor_get(x_170, 1);
-lean_inc(x_173);
-lean_dec(x_170);
-x_174 = lean_unbox(x_171);
-lean_dec(x_171);
-x_134 = x_174;
-x_135 = x_173;
-goto block_169;
-}
-else
-{
-lean_object* x_175; lean_object* x_176; lean_object* x_177; lean_object* x_178; uint8_t x_179; 
-lean_dec(x_171);
-x_175 = lean_ctor_get(x_170, 1);
-lean_inc(x_175);
-lean_dec(x_170);
-lean_inc(x_2);
-x_176 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_131, x_175);
-x_177 = lean_ctor_get(x_176, 0);
-lean_inc(x_177);
-x_178 = lean_ctor_get(x_176, 1);
-lean_inc(x_178);
-lean_dec(x_176);
-x_179 = lean_unbox(x_177);
-lean_dec(x_177);
-x_134 = x_179;
-x_135 = x_178;
-goto block_169;
-}
-block_169:
-{
-if (x_134 == 0)
-{
-lean_object* x_136; lean_object* x_137; uint8_t x_138; 
-lean_inc(x_132);
-x_136 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_135);
-x_137 = lean_ctor_get(x_136, 0);
-lean_inc(x_137);
-x_138 = lean_unbox(x_137);
-lean_dec(x_137);
-if (x_138 == 0)
-{
-lean_object* x_139; lean_object* x_140; lean_object* x_141; uint8_t x_142; 
-lean_dec(x_132);
-x_139 = lean_ctor_get(x_136, 1);
-lean_inc(x_139);
-lean_dec(x_136);
-lean_inc(x_133);
-x_140 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_139);
-x_141 = lean_ctor_get(x_140, 0);
-lean_inc(x_141);
-x_142 = lean_unbox(x_141);
-if (x_142 == 0)
-{
-uint8_t x_143; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_143 = !lean_is_exclusive(x_140);
-if (x_143 == 0)
-{
-lean_object* x_144; 
-x_144 = lean_ctor_get(x_140, 0);
-lean_dec(x_144);
-return x_140;
-}
-else
-{
-lean_object* x_145; lean_object* x_146; 
-x_145 = lean_ctor_get(x_140, 1);
-lean_inc(x_145);
-lean_dec(x_140);
-x_146 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_146, 0, x_141);
-lean_ctor_set(x_146, 1, x_145);
-return x_146;
-}
-}
-else
-{
-lean_object* x_147; 
-lean_dec(x_141);
-x_147 = lean_ctor_get(x_140, 1);
-lean_inc(x_147);
-lean_dec(x_140);
-x_3 = x_133;
-x_4 = x_147;
-goto _start;
-}
-}
-else
-{
-lean_object* x_149; lean_object* x_150; lean_object* x_151; uint8_t x_152; 
-x_149 = lean_ctor_get(x_136, 1);
-lean_inc(x_149);
-lean_dec(x_136);
-lean_inc(x_2);
-x_150 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_132, x_149);
-x_151 = lean_ctor_get(x_150, 0);
-lean_inc(x_151);
-x_152 = lean_unbox(x_151);
-if (x_152 == 0)
-{
-lean_object* x_153; lean_object* x_154; lean_object* x_155; uint8_t x_156; 
-lean_dec(x_151);
-x_153 = lean_ctor_get(x_150, 1);
-lean_inc(x_153);
-lean_dec(x_150);
-lean_inc(x_133);
-x_154 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_133, x_153);
-x_155 = lean_ctor_get(x_154, 0);
-lean_inc(x_155);
-x_156 = lean_unbox(x_155);
-if (x_156 == 0)
-{
-uint8_t x_157; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_157 = !lean_is_exclusive(x_154);
-if (x_157 == 0)
-{
-lean_object* x_158; 
-x_158 = lean_ctor_get(x_154, 0);
-lean_dec(x_158);
-return x_154;
-}
-else
-{
-lean_object* x_159; lean_object* x_160; 
-x_159 = lean_ctor_get(x_154, 1);
-lean_inc(x_159);
-lean_dec(x_154);
-x_160 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_160, 0, x_155);
-lean_ctor_set(x_160, 1, x_159);
-return x_160;
-}
-}
-else
-{
-lean_object* x_161; 
-lean_dec(x_155);
-x_161 = lean_ctor_get(x_154, 1);
-lean_inc(x_161);
-lean_dec(x_154);
-x_3 = x_133;
-x_4 = x_161;
-goto _start;
-}
-}
-else
-{
-uint8_t x_163; 
-lean_dec(x_133);
-lean_dec(x_2);
-x_163 = !lean_is_exclusive(x_150);
-if (x_163 == 0)
-{
-lean_object* x_164; 
-x_164 = lean_ctor_get(x_150, 0);
-lean_dec(x_164);
-return x_150;
-}
-else
-{
-lean_object* x_165; lean_object* x_166; 
-x_165 = lean_ctor_get(x_150, 1);
-lean_inc(x_165);
-lean_dec(x_150);
-x_166 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_166, 0, x_151);
-lean_ctor_set(x_166, 1, x_165);
-return x_166;
-}
-}
-}
-}
-else
-{
-lean_object* x_167; lean_object* x_168; 
-lean_dec(x_133);
-lean_dec(x_132);
-lean_dec(x_2);
-x_167 = lean_box(x_134);
-x_168 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_168, 0, x_167);
-lean_ctor_set(x_168, 1, x_135);
-return x_168;
-}
-}
-}
-case 10:
-{
-lean_object* x_180; lean_object* x_181; lean_object* x_182; uint8_t x_183; 
-x_180 = lean_ctor_get(x_3, 1);
-lean_inc(x_180);
-lean_dec(x_3);
-lean_inc(x_180);
-x_181 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_180, x_4);
-x_182 = lean_ctor_get(x_181, 0);
-lean_inc(x_182);
-x_183 = lean_unbox(x_182);
-if (x_183 == 0)
-{
-uint8_t x_184; 
-lean_dec(x_180);
-lean_dec(x_2);
-x_184 = !lean_is_exclusive(x_181);
-if (x_184 == 0)
-{
-lean_object* x_185; 
-x_185 = lean_ctor_get(x_181, 0);
-lean_dec(x_185);
-return x_181;
-}
-else
-{
-lean_object* x_186; lean_object* x_187; 
-x_186 = lean_ctor_get(x_181, 1);
-lean_inc(x_186);
-lean_dec(x_181);
-x_187 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_187, 0, x_182);
-lean_ctor_set(x_187, 1, x_186);
-return x_187;
-}
-}
-else
-{
-lean_object* x_188; 
-lean_dec(x_182);
-x_188 = lean_ctor_get(x_181, 1);
-lean_inc(x_188);
-lean_dec(x_181);
-x_3 = x_180;
-x_4 = x_188;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_190; lean_object* x_191; lean_object* x_192; uint8_t x_193; 
-x_190 = lean_ctor_get(x_3, 2);
-lean_inc(x_190);
-lean_dec(x_3);
-lean_inc(x_190);
-x_191 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_190, x_4);
-x_192 = lean_ctor_get(x_191, 0);
-lean_inc(x_192);
-x_193 = lean_unbox(x_192);
-if (x_193 == 0)
-{
-uint8_t x_194; 
-lean_dec(x_190);
-lean_dec(x_2);
-x_194 = !lean_is_exclusive(x_191);
-if (x_194 == 0)
-{
-lean_object* x_195; 
-x_195 = lean_ctor_get(x_191, 0);
-lean_dec(x_195);
-return x_191;
-}
-else
-{
-lean_object* x_196; lean_object* x_197; 
-x_196 = lean_ctor_get(x_191, 1);
-lean_inc(x_196);
-lean_dec(x_191);
-x_197 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_197, 0, x_192);
-lean_ctor_set(x_197, 1, x_196);
-return x_197;
-}
-}
-else
-{
-lean_object* x_198; 
-lean_dec(x_192);
-x_198 = lean_ctor_get(x_191, 1);
-lean_inc(x_198);
-lean_dec(x_191);
-x_3 = x_190;
-x_4 = x_198;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_200; lean_object* x_201; lean_object* x_202; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_200 = 0;
-x_201 = lean_box(x_200);
-x_202 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_202, 0, x_201);
-lean_ctor_set(x_202, 1, x_4);
-return x_202;
-}
-}
-}
-}
-lean_object* _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1() {
+lean_object* _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1() {
 _start:
 {
 lean_object* x_1; lean_object* x_2; 
@@ -29915,7 +32812,7 @@ lean_ctor_set(x_2, 0, x_1);
 return x_2;
 }
 }
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 lean_object* x_7; uint8_t x_8; 
@@ -29923,7 +32820,7 @@ x_7 = lean_unsigned_to_nat(0u);
 x_8 = lean_nat_dec_eq(x_6, x_7);
 if (x_8 == 0)
 {
-lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; 
+lean_object* x_9; lean_object* x_10; lean_object* x_11; lean_object* x_12; lean_object* x_13; lean_object* x_14; lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
 x_9 = lean_unsigned_to_nat(1u);
 x_10 = lean_nat_sub(x_6, x_9);
 lean_dec(x_6);
@@ -29936,255 +32833,46 @@ lean_dec(x_12);
 lean_inc(x_2);
 x_15 = l_Lean_LocalContext_getFVar_x21(x_2, x_14);
 lean_dec(x_14);
-if (lean_obj_tag(x_15) == 0)
-{
-lean_object* x_16; uint8_t x_17; 
-x_16 = lean_ctor_get(x_15, 3);
-lean_inc(x_16);
-x_17 = l_Lean_Expr_hasFVar(x_16);
-if (x_17 == 0)
-{
-uint8_t x_18; 
-x_18 = l_Lean_Expr_hasMVar(x_16);
+x_16 = l_Lean_Expr_fvarId_x21(x_4);
+lean_inc(x_15);
+lean_inc(x_1);
+x_17 = l_Lean_MetavarContext_localDeclDependsOn(x_1, x_15, x_16);
+lean_dec(x_16);
+x_18 = lean_unbox(x_17);
+lean_dec(x_17);
 if (x_18 == 0)
 {
-lean_dec(x_16);
 lean_dec(x_15);
 x_6 = x_10;
 goto _start;
 }
 else
 {
-lean_object* x_20; lean_object* x_21; lean_object* x_22; uint8_t x_23; 
-x_20 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_21 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_4, x_1, x_16, x_20);
-x_22 = lean_ctor_get(x_21, 0);
-lean_inc(x_22);
-lean_dec(x_21);
-x_23 = lean_unbox(x_22);
-lean_dec(x_22);
-if (x_23 == 0)
-{
-lean_dec(x_15);
-x_6 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_25; lean_object* x_26; 
+lean_object* x_20; lean_object* x_21; 
 lean_dec(x_10);
-x_25 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_25, 0, x_1);
-lean_ctor_set(x_25, 1, x_2);
-lean_ctor_set(x_25, 2, x_3);
-lean_ctor_set(x_25, 3, x_15);
-x_26 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_26, 0, x_25);
-return x_26;
-}
-}
-}
-else
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; uint8_t x_30; 
-x_27 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_28 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_4, x_1, x_16, x_27);
-x_29 = lean_ctor_get(x_28, 0);
-lean_inc(x_29);
-lean_dec(x_28);
-x_30 = lean_unbox(x_29);
-lean_dec(x_29);
-if (x_30 == 0)
-{
-lean_dec(x_15);
-x_6 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_32; lean_object* x_33; 
-lean_dec(x_10);
-x_32 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_32, 0, x_1);
-lean_ctor_set(x_32, 1, x_2);
-lean_ctor_set(x_32, 2, x_3);
-lean_ctor_set(x_32, 3, x_15);
-x_33 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_33, 0, x_32);
-return x_33;
-}
-}
-}
-else
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; lean_object* x_37; uint8_t x_56; 
-x_34 = lean_ctor_get(x_15, 3);
-lean_inc(x_34);
-x_35 = lean_ctor_get(x_15, 4);
-lean_inc(x_35);
-x_56 = l_Lean_Expr_hasFVar(x_34);
-if (x_56 == 0)
-{
-uint8_t x_57; 
-x_57 = l_Lean_Expr_hasMVar(x_34);
-if (x_57 == 0)
-{
-uint8_t x_58; lean_object* x_59; 
-lean_dec(x_34);
-x_58 = 0;
-x_59 = l_HashMap_Inhabited___closed__1;
-x_36 = x_58;
-x_37 = x_59;
-goto block_55;
-}
-else
-{
-lean_object* x_60; lean_object* x_61; lean_object* x_62; lean_object* x_63; uint8_t x_64; 
-x_60 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_61 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_4, x_1, x_34, x_60);
-x_62 = lean_ctor_get(x_61, 0);
-lean_inc(x_62);
-x_63 = lean_ctor_get(x_61, 1);
-lean_inc(x_63);
-lean_dec(x_61);
-x_64 = lean_unbox(x_62);
-lean_dec(x_62);
-x_36 = x_64;
-x_37 = x_63;
-goto block_55;
+x_20 = lean_alloc_ctor(0, 4, 0);
+lean_ctor_set(x_20, 0, x_1);
+lean_ctor_set(x_20, 1, x_2);
+lean_ctor_set(x_20, 2, x_3);
+lean_ctor_set(x_20, 3, x_15);
+x_21 = lean_alloc_ctor(0, 1, 0);
+lean_ctor_set(x_21, 0, x_20);
+return x_21;
 }
 }
 else
 {
-lean_object* x_65; lean_object* x_66; lean_object* x_67; lean_object* x_68; uint8_t x_69; 
-x_65 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_66 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_4, x_1, x_34, x_65);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_ctor_get(x_66, 1);
-lean_inc(x_68);
-lean_dec(x_66);
-x_69 = lean_unbox(x_67);
-lean_dec(x_67);
-x_36 = x_69;
-x_37 = x_68;
-goto block_55;
-}
-block_55:
-{
-if (x_36 == 0)
-{
-uint8_t x_38; 
-x_38 = l_Lean_Expr_hasFVar(x_35);
-if (x_38 == 0)
-{
-uint8_t x_39; 
-x_39 = l_Lean_Expr_hasMVar(x_35);
-if (x_39 == 0)
-{
-lean_dec(x_37);
-lean_dec(x_35);
-lean_dec(x_15);
-x_6 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_41; lean_object* x_42; uint8_t x_43; 
-lean_inc(x_1);
-x_41 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_4, x_1, x_35, x_37);
-x_42 = lean_ctor_get(x_41, 0);
-lean_inc(x_42);
-lean_dec(x_41);
-x_43 = lean_unbox(x_42);
-lean_dec(x_42);
-if (x_43 == 0)
-{
-lean_dec(x_15);
-x_6 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_45; lean_object* x_46; 
-lean_dec(x_10);
-x_45 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_45, 0, x_1);
-lean_ctor_set(x_45, 1, x_2);
-lean_ctor_set(x_45, 2, x_3);
-lean_ctor_set(x_45, 3, x_15);
-x_46 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_46, 0, x_45);
-return x_46;
-}
-}
-}
-else
-{
-lean_object* x_47; lean_object* x_48; uint8_t x_49; 
-lean_inc(x_1);
-x_47 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_4, x_1, x_35, x_37);
-x_48 = lean_ctor_get(x_47, 0);
-lean_inc(x_48);
-lean_dec(x_47);
-x_49 = lean_unbox(x_48);
-lean_dec(x_48);
-if (x_49 == 0)
-{
-lean_dec(x_15);
-x_6 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_51; lean_object* x_52; 
-lean_dec(x_10);
-x_51 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_51, 0, x_1);
-lean_ctor_set(x_51, 1, x_2);
-lean_ctor_set(x_51, 2, x_3);
-lean_ctor_set(x_51, 3, x_15);
-x_52 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_52, 0, x_51);
-return x_52;
-}
-}
-}
-else
-{
-lean_object* x_53; lean_object* x_54; 
-lean_dec(x_37);
-lean_dec(x_35);
-lean_dec(x_10);
-x_53 = lean_alloc_ctor(0, 4, 0);
-lean_ctor_set(x_53, 0, x_1);
-lean_ctor_set(x_53, 1, x_2);
-lean_ctor_set(x_53, 2, x_3);
-lean_ctor_set(x_53, 3, x_15);
-x_54 = lean_alloc_ctor(0, 1, 0);
-lean_ctor_set(x_54, 0, x_53);
-return x_54;
-}
-}
-}
-}
-else
-{
-lean_object* x_70; 
+lean_object* x_22; 
 lean_dec(x_6);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_70 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
-return x_70;
+x_22 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1;
+return x_22;
 }
 }
 }
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
 _start:
 {
 lean_object* x_6; uint8_t x_7; 
@@ -30213,7 +32901,7 @@ lean_inc(x_11);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(x_1, x_2, x_3, x_13, x_11, x_11);
+x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_3, x_13, x_11, x_11);
 lean_dec(x_11);
 lean_dec(x_13);
 if (lean_obj_tag(x_17) == 0)
@@ -30269,7 +32957,7 @@ lean_dec(x_5);
 lean_dec(x_3);
 lean_dec(x_2);
 lean_dec(x_1);
-x_24 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1;
+x_24 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1;
 return x_24;
 }
 }
@@ -30315,7 +33003,7 @@ lean_inc(x_5);
 lean_inc(x_3);
 lean_inc(x_2);
 lean_inc(x_1);
-x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(x_1, x_2, x_3, x_5, x_5);
+x_17 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(x_1, x_2, x_3, x_5, x_5);
 if (lean_obj_tag(x_17) == 0)
 {
 uint8_t x_18; 
@@ -30974,441 +33662,21 @@ lean_dec(x_1);
 return x_2;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__54(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__55(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__53(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__56(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__60(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__61(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__59(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__62(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
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-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__58(x_1, x_2);
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-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__57(x_1, x_2, x_3, x_4);
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-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__66(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__67(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
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-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__65(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__68(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
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-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__64(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
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-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__63(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
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-}
-}
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-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__72(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
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-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__73(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
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-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__71(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__74(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__70(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__69(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__78(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__79(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__77(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__80(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__76(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__75(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__84(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__85(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__83(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__86(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__82(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__81(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___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_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51(x_1, x_2, x_3, x_4, x_5, x_6);
 lean_dec(x_5);
 lean_dec(x_4);
 return x_7;
 }
 }
-lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
+lean_object* l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52___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_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__88(x_1, x_2, x_3, x_4, x_5);
+x_6 = l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__52(x_1, x_2, x_3, x_4, x_5);
 lean_dec(x_4);
 return x_6;
 }
@@ -32520,2161 +34788,7 @@ x_9 = l___private_Init_Lean_MetavarContext_19__mkAuxMVar(x_1, x_2, x_3, x_7, x_8
 return x_9;
 }
 }
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_1, x_13);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_1, x_13);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_1, x_5);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; uint8_t x_9; 
-x_8 = lean_array_fget(x_3, x_5);
-x_9 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(x_1, x_8);
-lean_dec(x_8);
-if (x_9 == 0)
-{
-lean_object* x_10; lean_object* x_11; 
-x_10 = lean_unsigned_to_nat(1u);
-x_11 = lean_nat_add(x_5, x_10);
-lean_dec(x_5);
-x_5 = x_11;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_9;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_1, x_13);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-if (lean_obj_tag(x_2) == 0)
-{
-lean_object* x_3; lean_object* x_4; lean_object* x_5; uint8_t x_6; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = lean_array_get_size(x_3);
-x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10(x_1, x_3, x_3, x_4, x_5);
-lean_dec(x_4);
-return x_6;
-}
-else
-{
-lean_object* x_7; lean_object* x_8; lean_object* x_9; uint8_t x_10; 
-x_7 = lean_ctor_get(x_2, 0);
-x_8 = lean_array_get_size(x_7);
-x_9 = lean_unsigned_to_nat(0u);
-x_10 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11(x_1, x_7, x_7, x_8, x_9);
-lean_dec(x_8);
-return x_10;
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; 
-x_6 = lean_nat_dec_lt(x_5, x_4);
-if (x_6 == 0)
-{
-uint8_t x_7; 
-lean_dec(x_5);
-x_7 = 0;
-return x_7;
-}
-else
-{
-lean_object* x_8; 
-x_8 = lean_array_fget(x_3, x_5);
-if (lean_obj_tag(x_8) == 0)
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_unsigned_to_nat(1u);
-x_10 = lean_nat_add(x_5, x_9);
-lean_dec(x_5);
-x_5 = x_10;
-goto _start;
-}
-else
-{
-lean_object* x_12; lean_object* x_13; uint8_t x_14; 
-x_12 = lean_ctor_get(x_8, 0);
-lean_inc(x_12);
-lean_dec(x_8);
-x_13 = l_Lean_LocalDecl_fvarId(x_12);
-lean_dec(x_12);
-x_14 = lean_name_eq(x_1, x_13);
-lean_dec(x_13);
-if (x_14 == 0)
-{
-lean_object* x_15; lean_object* x_16; 
-x_15 = lean_unsigned_to_nat(1u);
-x_16 = lean_nat_add(x_5, x_15);
-lean_dec(x_5);
-x_5 = x_16;
-goto _start;
-}
-else
-{
-lean_dec(x_5);
-return x_14;
-}
-}
-}
-}
-}
-uint8_t l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-lean_object* x_3; uint8_t x_4; 
-x_3 = lean_ctor_get(x_2, 0);
-x_4 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(x_1, x_3);
-if (x_4 == 0)
-{
-lean_object* x_5; lean_object* x_6; lean_object* x_7; uint8_t x_8; 
-x_5 = lean_ctor_get(x_2, 1);
-x_6 = lean_array_get_size(x_5);
-x_7 = lean_unsigned_to_nat(0u);
-x_8 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12(x_1, x_2, x_5, x_6, x_7);
-lean_dec(x_6);
-return x_8;
-}
-else
-{
-return x_4;
-}
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-switch (lean_obj_tag(x_3)) {
-case 1:
-{
-lean_object* x_5; uint8_t x_6; lean_object* x_7; lean_object* x_8; 
-lean_dec(x_2);
-x_5 = lean_ctor_get(x_3, 0);
-lean_inc(x_5);
-lean_dec(x_3);
-x_6 = lean_name_eq(x_1, x_5);
-lean_dec(x_5);
-x_7 = lean_box(x_6);
-x_8 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_8, 0, x_7);
-lean_ctor_set(x_8, 1, x_4);
-return x_8;
-}
-case 2:
-{
-lean_object* x_9; lean_object* x_10; 
-x_9 = lean_ctor_get(x_3, 0);
-lean_inc(x_9);
-lean_dec(x_3);
-lean_inc(x_9);
-lean_inc(x_2);
-x_10 = lean_metavar_ctx_get_expr_assignment(x_2, x_9);
-if (lean_obj_tag(x_10) == 0)
-{
-lean_object* x_11; lean_object* x_12; lean_object* x_13; uint8_t x_14; lean_object* x_15; lean_object* x_16; 
-x_11 = l_Lean_MetavarContext_getDecl(x_2, x_9);
-lean_dec(x_9);
-x_12 = lean_ctor_get(x_11, 1);
-lean_inc(x_12);
-lean_dec(x_11);
-x_13 = lean_ctor_get(x_12, 1);
-lean_inc(x_13);
-lean_dec(x_12);
-x_14 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8(x_1, x_13);
-lean_dec(x_13);
-x_15 = lean_box(x_14);
-x_16 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_16, 0, x_15);
-lean_ctor_set(x_16, 1, x_4);
-return x_16;
-}
-else
-{
-lean_object* x_17; lean_object* x_18; lean_object* x_19; uint8_t x_20; 
-lean_dec(x_9);
-x_17 = lean_ctor_get(x_10, 0);
-lean_inc(x_17);
-lean_dec(x_10);
-lean_inc(x_17);
-x_18 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_17, x_4);
-x_19 = lean_ctor_get(x_18, 0);
-lean_inc(x_19);
-x_20 = lean_unbox(x_19);
-if (x_20 == 0)
-{
-uint8_t x_21; 
-lean_dec(x_17);
-lean_dec(x_2);
-x_21 = !lean_is_exclusive(x_18);
-if (x_21 == 0)
-{
-lean_object* x_22; 
-x_22 = lean_ctor_get(x_18, 0);
-lean_dec(x_22);
-return x_18;
-}
-else
-{
-lean_object* x_23; lean_object* x_24; 
-x_23 = lean_ctor_get(x_18, 1);
-lean_inc(x_23);
-lean_dec(x_18);
-x_24 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_24, 0, x_19);
-lean_ctor_set(x_24, 1, x_23);
-return x_24;
-}
-}
-else
-{
-lean_object* x_25; 
-lean_dec(x_19);
-x_25 = lean_ctor_get(x_18, 1);
-lean_inc(x_25);
-lean_dec(x_18);
-x_3 = x_17;
-x_4 = x_25;
-goto _start;
-}
-}
-}
-case 5:
-{
-lean_object* x_27; lean_object* x_28; lean_object* x_29; lean_object* x_30; uint8_t x_31; 
-x_27 = lean_ctor_get(x_3, 0);
-lean_inc(x_27);
-x_28 = lean_ctor_get(x_3, 1);
-lean_inc(x_28);
-lean_dec(x_3);
-lean_inc(x_28);
-x_29 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_28, x_4);
-x_30 = lean_ctor_get(x_29, 0);
-lean_inc(x_30);
-x_31 = lean_unbox(x_30);
-lean_dec(x_30);
-if (x_31 == 0)
-{
-lean_object* x_32; uint8_t x_33; 
-lean_dec(x_28);
-x_32 = lean_ctor_get(x_29, 1);
-lean_inc(x_32);
-lean_dec(x_29);
-x_33 = l_Lean_Expr_isApp(x_27);
-if (x_33 == 0)
-{
-lean_object* x_34; lean_object* x_35; uint8_t x_36; 
-lean_inc(x_27);
-x_34 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_32);
-x_35 = lean_ctor_get(x_34, 0);
-lean_inc(x_35);
-x_36 = lean_unbox(x_35);
-if (x_36 == 0)
-{
-uint8_t x_37; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_37 = !lean_is_exclusive(x_34);
-if (x_37 == 0)
-{
-lean_object* x_38; 
-x_38 = lean_ctor_get(x_34, 0);
-lean_dec(x_38);
-return x_34;
-}
-else
-{
-lean_object* x_39; lean_object* x_40; 
-x_39 = lean_ctor_get(x_34, 1);
-lean_inc(x_39);
-lean_dec(x_34);
-x_40 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_40, 0, x_35);
-lean_ctor_set(x_40, 1, x_39);
-return x_40;
-}
-}
-else
-{
-lean_object* x_41; 
-lean_dec(x_35);
-x_41 = lean_ctor_get(x_34, 1);
-lean_inc(x_41);
-lean_dec(x_34);
-x_3 = x_27;
-x_4 = x_41;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_32;
-goto _start;
-}
-}
-else
-{
-lean_object* x_44; lean_object* x_45; lean_object* x_46; uint8_t x_47; 
-x_44 = lean_ctor_get(x_29, 1);
-lean_inc(x_44);
-lean_dec(x_29);
-lean_inc(x_2);
-x_45 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_28, x_44);
-x_46 = lean_ctor_get(x_45, 0);
-lean_inc(x_46);
-x_47 = lean_unbox(x_46);
-if (x_47 == 0)
-{
-lean_object* x_48; uint8_t x_49; 
-lean_dec(x_46);
-x_48 = lean_ctor_get(x_45, 1);
-lean_inc(x_48);
-lean_dec(x_45);
-x_49 = l_Lean_Expr_isApp(x_27);
-if (x_49 == 0)
-{
-lean_object* x_50; lean_object* x_51; uint8_t x_52; 
-lean_inc(x_27);
-x_50 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_27, x_48);
-x_51 = lean_ctor_get(x_50, 0);
-lean_inc(x_51);
-x_52 = lean_unbox(x_51);
-if (x_52 == 0)
-{
-uint8_t x_53; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_53 = !lean_is_exclusive(x_50);
-if (x_53 == 0)
-{
-lean_object* x_54; 
-x_54 = lean_ctor_get(x_50, 0);
-lean_dec(x_54);
-return x_50;
-}
-else
-{
-lean_object* x_55; lean_object* x_56; 
-x_55 = lean_ctor_get(x_50, 1);
-lean_inc(x_55);
-lean_dec(x_50);
-x_56 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_56, 0, x_51);
-lean_ctor_set(x_56, 1, x_55);
-return x_56;
-}
-}
-else
-{
-lean_object* x_57; 
-lean_dec(x_51);
-x_57 = lean_ctor_get(x_50, 1);
-lean_inc(x_57);
-lean_dec(x_50);
-x_3 = x_27;
-x_4 = x_57;
-goto _start;
-}
-}
-else
-{
-x_3 = x_27;
-x_4 = x_48;
-goto _start;
-}
-}
-else
-{
-uint8_t x_60; 
-lean_dec(x_27);
-lean_dec(x_2);
-x_60 = !lean_is_exclusive(x_45);
-if (x_60 == 0)
-{
-lean_object* x_61; 
-x_61 = lean_ctor_get(x_45, 0);
-lean_dec(x_61);
-return x_45;
-}
-else
-{
-lean_object* x_62; lean_object* x_63; 
-x_62 = lean_ctor_get(x_45, 1);
-lean_inc(x_62);
-lean_dec(x_45);
-x_63 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_63, 0, x_46);
-lean_ctor_set(x_63, 1, x_62);
-return x_63;
-}
-}
-}
-}
-case 6:
-{
-lean_object* x_64; lean_object* x_65; lean_object* x_66; lean_object* x_67; uint8_t x_68; 
-x_64 = lean_ctor_get(x_3, 1);
-lean_inc(x_64);
-x_65 = lean_ctor_get(x_3, 2);
-lean_inc(x_65);
-lean_dec(x_3);
-lean_inc(x_64);
-x_66 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_64, x_4);
-x_67 = lean_ctor_get(x_66, 0);
-lean_inc(x_67);
-x_68 = lean_unbox(x_67);
-lean_dec(x_67);
-if (x_68 == 0)
-{
-lean_object* x_69; lean_object* x_70; lean_object* x_71; uint8_t x_72; 
-lean_dec(x_64);
-x_69 = lean_ctor_get(x_66, 1);
-lean_inc(x_69);
-lean_dec(x_66);
-lean_inc(x_65);
-x_70 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_69);
-x_71 = lean_ctor_get(x_70, 0);
-lean_inc(x_71);
-x_72 = lean_unbox(x_71);
-if (x_72 == 0)
-{
-uint8_t x_73; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_73 = !lean_is_exclusive(x_70);
-if (x_73 == 0)
-{
-lean_object* x_74; 
-x_74 = lean_ctor_get(x_70, 0);
-lean_dec(x_74);
-return x_70;
-}
-else
-{
-lean_object* x_75; lean_object* x_76; 
-x_75 = lean_ctor_get(x_70, 1);
-lean_inc(x_75);
-lean_dec(x_70);
-x_76 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_76, 0, x_71);
-lean_ctor_set(x_76, 1, x_75);
-return x_76;
-}
-}
-else
-{
-lean_object* x_77; 
-lean_dec(x_71);
-x_77 = lean_ctor_get(x_70, 1);
-lean_inc(x_77);
-lean_dec(x_70);
-x_3 = x_65;
-x_4 = x_77;
-goto _start;
-}
-}
-else
-{
-lean_object* x_79; lean_object* x_80; lean_object* x_81; uint8_t x_82; 
-x_79 = lean_ctor_get(x_66, 1);
-lean_inc(x_79);
-lean_dec(x_66);
-lean_inc(x_2);
-x_80 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_64, x_79);
-x_81 = lean_ctor_get(x_80, 0);
-lean_inc(x_81);
-x_82 = lean_unbox(x_81);
-if (x_82 == 0)
-{
-lean_object* x_83; lean_object* x_84; lean_object* x_85; uint8_t x_86; 
-lean_dec(x_81);
-x_83 = lean_ctor_get(x_80, 1);
-lean_inc(x_83);
-lean_dec(x_80);
-lean_inc(x_65);
-x_84 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_65, x_83);
-x_85 = lean_ctor_get(x_84, 0);
-lean_inc(x_85);
-x_86 = lean_unbox(x_85);
-if (x_86 == 0)
-{
-uint8_t x_87; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_87 = !lean_is_exclusive(x_84);
-if (x_87 == 0)
-{
-lean_object* x_88; 
-x_88 = lean_ctor_get(x_84, 0);
-lean_dec(x_88);
-return x_84;
-}
-else
-{
-lean_object* x_89; lean_object* x_90; 
-x_89 = lean_ctor_get(x_84, 1);
-lean_inc(x_89);
-lean_dec(x_84);
-x_90 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_90, 0, x_85);
-lean_ctor_set(x_90, 1, x_89);
-return x_90;
-}
-}
-else
-{
-lean_object* x_91; 
-lean_dec(x_85);
-x_91 = lean_ctor_get(x_84, 1);
-lean_inc(x_91);
-lean_dec(x_84);
-x_3 = x_65;
-x_4 = x_91;
-goto _start;
-}
-}
-else
-{
-uint8_t x_93; 
-lean_dec(x_65);
-lean_dec(x_2);
-x_93 = !lean_is_exclusive(x_80);
-if (x_93 == 0)
-{
-lean_object* x_94; 
-x_94 = lean_ctor_get(x_80, 0);
-lean_dec(x_94);
-return x_80;
-}
-else
-{
-lean_object* x_95; lean_object* x_96; 
-x_95 = lean_ctor_get(x_80, 1);
-lean_inc(x_95);
-lean_dec(x_80);
-x_96 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_96, 0, x_81);
-lean_ctor_set(x_96, 1, x_95);
-return x_96;
-}
-}
-}
-}
-case 7:
-{
-lean_object* x_97; lean_object* x_98; lean_object* x_99; lean_object* x_100; uint8_t x_101; 
-x_97 = lean_ctor_get(x_3, 1);
-lean_inc(x_97);
-x_98 = lean_ctor_get(x_3, 2);
-lean_inc(x_98);
-lean_dec(x_3);
-lean_inc(x_97);
-x_99 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_97, x_4);
-x_100 = lean_ctor_get(x_99, 0);
-lean_inc(x_100);
-x_101 = lean_unbox(x_100);
-lean_dec(x_100);
-if (x_101 == 0)
-{
-lean_object* x_102; lean_object* x_103; lean_object* x_104; uint8_t x_105; 
-lean_dec(x_97);
-x_102 = lean_ctor_get(x_99, 1);
-lean_inc(x_102);
-lean_dec(x_99);
-lean_inc(x_98);
-x_103 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_102);
-x_104 = lean_ctor_get(x_103, 0);
-lean_inc(x_104);
-x_105 = lean_unbox(x_104);
-if (x_105 == 0)
-{
-uint8_t x_106; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_106 = !lean_is_exclusive(x_103);
-if (x_106 == 0)
-{
-lean_object* x_107; 
-x_107 = lean_ctor_get(x_103, 0);
-lean_dec(x_107);
-return x_103;
-}
-else
-{
-lean_object* x_108; lean_object* x_109; 
-x_108 = lean_ctor_get(x_103, 1);
-lean_inc(x_108);
-lean_dec(x_103);
-x_109 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_109, 0, x_104);
-lean_ctor_set(x_109, 1, x_108);
-return x_109;
-}
-}
-else
-{
-lean_object* x_110; 
-lean_dec(x_104);
-x_110 = lean_ctor_get(x_103, 1);
-lean_inc(x_110);
-lean_dec(x_103);
-x_3 = x_98;
-x_4 = x_110;
-goto _start;
-}
-}
-else
-{
-lean_object* x_112; lean_object* x_113; lean_object* x_114; uint8_t x_115; 
-x_112 = lean_ctor_get(x_99, 1);
-lean_inc(x_112);
-lean_dec(x_99);
-lean_inc(x_2);
-x_113 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_97, x_112);
-x_114 = lean_ctor_get(x_113, 0);
-lean_inc(x_114);
-x_115 = lean_unbox(x_114);
-if (x_115 == 0)
-{
-lean_object* x_116; lean_object* x_117; lean_object* x_118; uint8_t x_119; 
-lean_dec(x_114);
-x_116 = lean_ctor_get(x_113, 1);
-lean_inc(x_116);
-lean_dec(x_113);
-lean_inc(x_98);
-x_117 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_98, x_116);
-x_118 = lean_ctor_get(x_117, 0);
-lean_inc(x_118);
-x_119 = lean_unbox(x_118);
-if (x_119 == 0)
-{
-uint8_t x_120; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_120 = !lean_is_exclusive(x_117);
-if (x_120 == 0)
-{
-lean_object* x_121; 
-x_121 = lean_ctor_get(x_117, 0);
-lean_dec(x_121);
-return x_117;
-}
-else
-{
-lean_object* x_122; lean_object* x_123; 
-x_122 = lean_ctor_get(x_117, 1);
-lean_inc(x_122);
-lean_dec(x_117);
-x_123 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_123, 0, x_118);
-lean_ctor_set(x_123, 1, x_122);
-return x_123;
-}
-}
-else
-{
-lean_object* x_124; 
-lean_dec(x_118);
-x_124 = lean_ctor_get(x_117, 1);
-lean_inc(x_124);
-lean_dec(x_117);
-x_3 = x_98;
-x_4 = x_124;
-goto _start;
-}
-}
-else
-{
-uint8_t x_126; 
-lean_dec(x_98);
-lean_dec(x_2);
-x_126 = !lean_is_exclusive(x_113);
-if (x_126 == 0)
-{
-lean_object* x_127; 
-x_127 = lean_ctor_get(x_113, 0);
-lean_dec(x_127);
-return x_113;
-}
-else
-{
-lean_object* x_128; lean_object* x_129; 
-x_128 = lean_ctor_get(x_113, 1);
-lean_inc(x_128);
-lean_dec(x_113);
-x_129 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_129, 0, x_114);
-lean_ctor_set(x_129, 1, x_128);
-return x_129;
-}
-}
-}
-}
-case 8:
-{
-lean_object* x_130; lean_object* x_131; lean_object* x_132; uint8_t x_133; lean_object* x_134; lean_object* x_169; lean_object* x_170; uint8_t x_171; 
-x_130 = lean_ctor_get(x_3, 1);
-lean_inc(x_130);
-x_131 = lean_ctor_get(x_3, 2);
-lean_inc(x_131);
-x_132 = lean_ctor_get(x_3, 3);
-lean_inc(x_132);
-lean_dec(x_3);
-lean_inc(x_130);
-x_169 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_130, x_4);
-x_170 = lean_ctor_get(x_169, 0);
-lean_inc(x_170);
-x_171 = lean_unbox(x_170);
-if (x_171 == 0)
-{
-lean_object* x_172; uint8_t x_173; 
-lean_dec(x_130);
-x_172 = lean_ctor_get(x_169, 1);
-lean_inc(x_172);
-lean_dec(x_169);
-x_173 = lean_unbox(x_170);
-lean_dec(x_170);
-x_133 = x_173;
-x_134 = x_172;
-goto block_168;
-}
-else
-{
-lean_object* x_174; lean_object* x_175; lean_object* x_176; lean_object* x_177; uint8_t x_178; 
-lean_dec(x_170);
-x_174 = lean_ctor_get(x_169, 1);
-lean_inc(x_174);
-lean_dec(x_169);
-lean_inc(x_2);
-x_175 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_130, x_174);
-x_176 = lean_ctor_get(x_175, 0);
-lean_inc(x_176);
-x_177 = lean_ctor_get(x_175, 1);
-lean_inc(x_177);
-lean_dec(x_175);
-x_178 = lean_unbox(x_176);
-lean_dec(x_176);
-x_133 = x_178;
-x_134 = x_177;
-goto block_168;
-}
-block_168:
-{
-if (x_133 == 0)
-{
-lean_object* x_135; lean_object* x_136; uint8_t x_137; 
-lean_inc(x_131);
-x_135 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_131, x_134);
-x_136 = lean_ctor_get(x_135, 0);
-lean_inc(x_136);
-x_137 = lean_unbox(x_136);
-lean_dec(x_136);
-if (x_137 == 0)
-{
-lean_object* x_138; lean_object* x_139; lean_object* x_140; uint8_t x_141; 
-lean_dec(x_131);
-x_138 = lean_ctor_get(x_135, 1);
-lean_inc(x_138);
-lean_dec(x_135);
-lean_inc(x_132);
-x_139 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_138);
-x_140 = lean_ctor_get(x_139, 0);
-lean_inc(x_140);
-x_141 = lean_unbox(x_140);
-if (x_141 == 0)
-{
-uint8_t x_142; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_142 = !lean_is_exclusive(x_139);
-if (x_142 == 0)
-{
-lean_object* x_143; 
-x_143 = lean_ctor_get(x_139, 0);
-lean_dec(x_143);
-return x_139;
-}
-else
-{
-lean_object* x_144; lean_object* x_145; 
-x_144 = lean_ctor_get(x_139, 1);
-lean_inc(x_144);
-lean_dec(x_139);
-x_145 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_145, 0, x_140);
-lean_ctor_set(x_145, 1, x_144);
-return x_145;
-}
-}
-else
-{
-lean_object* x_146; 
-lean_dec(x_140);
-x_146 = lean_ctor_get(x_139, 1);
-lean_inc(x_146);
-lean_dec(x_139);
-x_3 = x_132;
-x_4 = x_146;
-goto _start;
-}
-}
-else
-{
-lean_object* x_148; lean_object* x_149; lean_object* x_150; uint8_t x_151; 
-x_148 = lean_ctor_get(x_135, 1);
-lean_inc(x_148);
-lean_dec(x_135);
-lean_inc(x_2);
-x_149 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_131, x_148);
-x_150 = lean_ctor_get(x_149, 0);
-lean_inc(x_150);
-x_151 = lean_unbox(x_150);
-if (x_151 == 0)
-{
-lean_object* x_152; lean_object* x_153; lean_object* x_154; uint8_t x_155; 
-lean_dec(x_150);
-x_152 = lean_ctor_get(x_149, 1);
-lean_inc(x_152);
-lean_dec(x_149);
-lean_inc(x_132);
-x_153 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_132, x_152);
-x_154 = lean_ctor_get(x_153, 0);
-lean_inc(x_154);
-x_155 = lean_unbox(x_154);
-if (x_155 == 0)
-{
-uint8_t x_156; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_156 = !lean_is_exclusive(x_153);
-if (x_156 == 0)
-{
-lean_object* x_157; 
-x_157 = lean_ctor_get(x_153, 0);
-lean_dec(x_157);
-return x_153;
-}
-else
-{
-lean_object* x_158; lean_object* x_159; 
-x_158 = lean_ctor_get(x_153, 1);
-lean_inc(x_158);
-lean_dec(x_153);
-x_159 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_159, 0, x_154);
-lean_ctor_set(x_159, 1, x_158);
-return x_159;
-}
-}
-else
-{
-lean_object* x_160; 
-lean_dec(x_154);
-x_160 = lean_ctor_get(x_153, 1);
-lean_inc(x_160);
-lean_dec(x_153);
-x_3 = x_132;
-x_4 = x_160;
-goto _start;
-}
-}
-else
-{
-uint8_t x_162; 
-lean_dec(x_132);
-lean_dec(x_2);
-x_162 = !lean_is_exclusive(x_149);
-if (x_162 == 0)
-{
-lean_object* x_163; 
-x_163 = lean_ctor_get(x_149, 0);
-lean_dec(x_163);
-return x_149;
-}
-else
-{
-lean_object* x_164; lean_object* x_165; 
-x_164 = lean_ctor_get(x_149, 1);
-lean_inc(x_164);
-lean_dec(x_149);
-x_165 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_165, 0, x_150);
-lean_ctor_set(x_165, 1, x_164);
-return x_165;
-}
-}
-}
-}
-else
-{
-lean_object* x_166; lean_object* x_167; 
-lean_dec(x_132);
-lean_dec(x_131);
-lean_dec(x_2);
-x_166 = lean_box(x_133);
-x_167 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_167, 0, x_166);
-lean_ctor_set(x_167, 1, x_134);
-return x_167;
-}
-}
-}
-case 10:
-{
-lean_object* x_179; lean_object* x_180; lean_object* x_181; uint8_t x_182; 
-x_179 = lean_ctor_get(x_3, 1);
-lean_inc(x_179);
-lean_dec(x_3);
-lean_inc(x_179);
-x_180 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_179, x_4);
-x_181 = lean_ctor_get(x_180, 0);
-lean_inc(x_181);
-x_182 = lean_unbox(x_181);
-if (x_182 == 0)
-{
-uint8_t x_183; 
-lean_dec(x_179);
-lean_dec(x_2);
-x_183 = !lean_is_exclusive(x_180);
-if (x_183 == 0)
-{
-lean_object* x_184; 
-x_184 = lean_ctor_get(x_180, 0);
-lean_dec(x_184);
-return x_180;
-}
-else
-{
-lean_object* x_185; lean_object* x_186; 
-x_185 = lean_ctor_get(x_180, 1);
-lean_inc(x_185);
-lean_dec(x_180);
-x_186 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_186, 0, x_181);
-lean_ctor_set(x_186, 1, x_185);
-return x_186;
-}
-}
-else
-{
-lean_object* x_187; 
-lean_dec(x_181);
-x_187 = lean_ctor_get(x_180, 1);
-lean_inc(x_187);
-lean_dec(x_180);
-x_3 = x_179;
-x_4 = x_187;
-goto _start;
-}
-}
-case 11:
-{
-lean_object* x_189; lean_object* x_190; lean_object* x_191; uint8_t x_192; 
-x_189 = lean_ctor_get(x_3, 2);
-lean_inc(x_189);
-lean_dec(x_3);
-lean_inc(x_189);
-x_190 = l___private_Init_Lean_MetavarContext_6__visit_x3f(x_189, x_4);
-x_191 = lean_ctor_get(x_190, 0);
-lean_inc(x_191);
-x_192 = lean_unbox(x_191);
-if (x_192 == 0)
-{
-uint8_t x_193; 
-lean_dec(x_189);
-lean_dec(x_2);
-x_193 = !lean_is_exclusive(x_190);
-if (x_193 == 0)
-{
-lean_object* x_194; 
-x_194 = lean_ctor_get(x_190, 0);
-lean_dec(x_194);
-return x_190;
-}
-else
-{
-lean_object* x_195; lean_object* x_196; 
-x_195 = lean_ctor_get(x_190, 1);
-lean_inc(x_195);
-lean_dec(x_190);
-x_196 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_196, 0, x_191);
-lean_ctor_set(x_196, 1, x_195);
-return x_196;
-}
-}
-else
-{
-lean_object* x_197; 
-lean_dec(x_191);
-x_197 = lean_ctor_get(x_190, 1);
-lean_inc(x_197);
-lean_dec(x_190);
-x_3 = x_189;
-x_4 = x_197;
-goto _start;
-}
-}
-default: 
-{
-uint8_t x_199; lean_object* x_200; lean_object* x_201; 
-lean_dec(x_3);
-lean_dec(x_2);
-x_199 = 0;
-x_200 = lean_box(x_199);
-x_201 = lean_alloc_ctor(0, 2, 0);
-lean_ctor_set(x_201, 0, x_200);
-lean_ctor_set(x_201, 1, x_4);
-return x_201;
-}
-}
-}
-}
-uint8_t l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13(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___private_Init_Lean_MetavarContext_20__anyDependsOn___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; 
@@ -34689,17 +34803,15 @@ return x_8;
 }
 else
 {
-lean_object* x_9; uint8_t x_10; 
+lean_object* x_9; lean_object* x_10; uint8_t x_11; 
 x_9 = lean_array_fget(x_4, x_6);
-x_10 = l_Lean_Expr_hasFVar(x_9);
-if (x_10 == 0)
-{
-uint8_t x_11; 
-x_11 = l_Lean_Expr_hasMVar(x_9);
+lean_inc(x_1);
+x_10 = l_Lean_MetavarContext_exprDependsOn(x_1, x_9, x_3);
+x_11 = lean_unbox(x_10);
+lean_dec(x_10);
 if (x_11 == 0)
 {
 lean_object* x_12; lean_object* x_13; 
-lean_dec(x_9);
 x_12 = lean_unsigned_to_nat(1u);
 x_13 = lean_nat_add(x_6, x_12);
 lean_dec(x_6);
@@ -34708,64 +34820,9 @@ goto _start;
 }
 else
 {
-lean_object* x_15; lean_object* x_16; lean_object* x_17; uint8_t x_18; 
-x_15 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_16 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_3, x_1, x_9, x_15);
-x_17 = lean_ctor_get(x_16, 0);
-lean_inc(x_17);
-lean_dec(x_16);
-x_18 = lean_unbox(x_17);
-if (x_18 == 0)
-{
-lean_object* x_19; lean_object* x_20; 
-lean_dec(x_17);
-x_19 = lean_unsigned_to_nat(1u);
-x_20 = lean_nat_add(x_6, x_19);
-lean_dec(x_6);
-x_6 = x_20;
-goto _start;
-}
-else
-{
-uint8_t x_22; 
 lean_dec(x_6);
 lean_dec(x_1);
-x_22 = lean_unbox(x_17);
-lean_dec(x_17);
-return x_22;
-}
-}
-}
-else
-{
-lean_object* x_23; lean_object* x_24; lean_object* x_25; uint8_t x_26; 
-x_23 = l_HashMap_Inhabited___closed__1;
-lean_inc(x_1);
-x_24 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_3, x_1, x_9, x_23);
-x_25 = lean_ctor_get(x_24, 0);
-lean_inc(x_25);
-lean_dec(x_24);
-x_26 = lean_unbox(x_25);
-if (x_26 == 0)
-{
-lean_object* x_27; lean_object* x_28; 
-lean_dec(x_25);
-x_27 = lean_unsigned_to_nat(1u);
-x_28 = lean_nat_add(x_6, x_27);
-lean_dec(x_6);
-x_6 = x_28;
-goto _start;
-}
-else
-{
-uint8_t x_30; 
-lean_dec(x_6);
-lean_dec(x_1);
-x_30 = lean_unbox(x_25);
-lean_dec(x_25);
-return x_30;
-}
+return x_11;
 }
 }
 }
@@ -34776,156 +34833,16 @@ _start:
 lean_object* x_4; lean_object* x_5; uint8_t x_6; 
 x_4 = lean_array_get_size(x_2);
 x_5 = lean_unsigned_to_nat(0u);
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13(x_1, x_2, x_3, x_2, x_4, x_5);
+x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_3, x_2, x_4, x_5);
 lean_dec(x_4);
 return x_6;
 }
 }
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__4(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__5(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__3(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__6(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__2(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__10(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__11(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__9(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5) {
-_start:
-{
-uint8_t x_6; lean_object* x_7; 
-x_6 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__12(x_1, x_2, x_3, x_4, x_5);
-lean_dec(x_4);
-lean_dec(x_3);
-lean_dec(x_2);
-lean_dec(x_1);
-x_7 = lean_box(x_6);
-return x_7;
-}
-}
-lean_object* l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8___boxed(lean_object* x_1, lean_object* x_2) {
-_start:
-{
-uint8_t x_3; lean_object* x_4; 
-x_3 = l_PersistentArray_anyM___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__8(x_1, x_2);
-lean_dec(x_2);
-lean_dec(x_1);
-x_4 = lean_box(x_3);
-return x_4;
-}
-}
-lean_object* l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4) {
-_start:
-{
-lean_object* x_5; 
-x_5 = l___private_Init_Lean_MetavarContext_8__dep___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__7(x_1, x_2, x_3, x_4);
-lean_dec(x_1);
-return x_5;
-}
-}
-lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
+lean_object* l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__1___boxed(lean_object* x_1, lean_object* x_2, lean_object* x_3, lean_object* x_4, lean_object* x_5, lean_object* x_6) {
 _start:
 {
 uint8_t x_7; lean_object* x_8; 
-x_7 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___spec__13(x_1, x_2, x_3, x_4, x_5, x_6);
+x_7 = l_Array_anyRangeMAux___main___at___private_Init_Lean_MetavarContext_20__anyDependsOn___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);
@@ -42898,8 +42815,8 @@ l_Lean_MetavarContext_isLevelAssignable___closed__2 = _init_l_Lean_MetavarContex
 lean_mark_persistent(l_Lean_MetavarContext_isLevelAssignable___closed__2);
 l_Lean_MetavarContext_instantiateMVars___closed__1 = _init_l_Lean_MetavarContext_instantiateMVars___closed__1();
 lean_mark_persistent(l_Lean_MetavarContext_instantiateMVars___closed__1);
-l_Lean_MetavarContext_exprDependsOn___closed__1 = _init_l_Lean_MetavarContext_exprDependsOn___closed__1();
-lean_mark_persistent(l_Lean_MetavarContext_exprDependsOn___closed__1);
+l_Lean_MetavarContext_findExprDependsOn___closed__1 = _init_l_Lean_MetavarContext_findExprDependsOn___closed__1();
+lean_mark_persistent(l_Lean_MetavarContext_findExprDependsOn___closed__1);
 l_Lean_MetavarContext_MkBinding_Exception_toString___closed__1 = _init_l_Lean_MetavarContext_MkBinding_Exception_toString___closed__1();
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Exception_toString___closed__1);
 l_Lean_MetavarContext_MkBinding_Exception_toString___closed__2 = _init_l_Lean_MetavarContext_MkBinding_Exception_toString___closed__2();
@@ -42926,8 +42843,8 @@ l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5 = _ini
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter___closed__5);
 l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter = _init_l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter();
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_Lean_MonadHashMapCacheAdapter);
-l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1 = _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1();
-lean_mark_persistent(l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__87___closed__1);
+l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1 = _init_l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1();
+lean_mark_persistent(l_Nat_forMAux___main___at___private_Init_Lean_MetavarContext_10__collectDeps___spec__51___closed__1);
 l_Lean_MetavarContext_MkBinding_mkBinding___closed__1 = _init_l_Lean_MetavarContext_MkBinding_mkBinding___closed__1();
 lean_mark_persistent(l_Lean_MetavarContext_MkBinding_mkBinding___closed__1);
 return lean_mk_io_result(lean_box(0));