fix(rt): set closure env local in tuple-arg setup

Author: Stevengre

kmir/src/kmir/kdist/mir-semantics/kmir.md

@@ -530,7 +530,9 @@ Therefore a heuristics is used here:
                 _SPAN
               )
          =>
-           #setTupleArgs(2, getValue(LOCALS, TUPLE)) ~> #execBlock(FIRST)
+           #setLocalValue(place(local(1), .ProjectionElems), #incrementRef(getValue(LOCALS, CLOSURE)))
+           ~> #setTupleArgs(2, getValue(LOCALS, TUPLE))
+           ~> #execBlock(FIRST)
           // arguments are tuple components, stored as _2 .. _n
          ...
        </k>
@@ -562,7 +564,9 @@ Therefore a heuristics is used here:
                 _SPAN
               )
          =>
-           #setTupleArgs(2, getValue(LOCALS, TUPLE)) ~> #execBlock(FIRST)
+           #setLocalValue(place(local(1), .ProjectionElems), #incrementRef(getValue(LOCALS, CLOSURE)))
+           ~> #setTupleArgs(2, getValue(LOCALS, TUPLE))
+           ~> #execBlock(FIRST)
           // arguments are tuple components, stored as _2 .. _n
          ...
        </k>
@@ -579,7 +583,7 @@ Therefore a heuristics is used here:
      andBool 0 <=Int TUPLE andBool TUPLE <Int size(LOCALS)
      andBool isTypedValue(LOCALS[TUPLE])
      andBool isTupleType(lookupTy(tyOfLocal({LOCALS[TUPLE]}:>TypedLocal)))
-     andBool isTypedLocal(LOCALS[CLOSURE])
+     andBool isTypedValue(LOCALS[CLOSURE])
                // or the closure ref type pointee is missing from the type table
      andBool isRefType(lookupTy(tyOfLocal({LOCALS[CLOSURE]}:>TypedLocal)))
      andBool isTy(pointeeTy(lookupTy(tyOfLocal({LOCALS[CLOSURE]}:>TypedLocal))))

kmir/src/tests/integration/data/prove-rs/show/iter-eq-copied-take-dereftruncate-fail.repro.expected

@@ -3,10 +3,10 @@
 │   #execTerminator ( terminator ( ... kind: terminatorKindCall ( ... func: operandC
 │   span: 0
 │
-│  (1947 steps)
+│  (5553 steps)
 └─ 3 (stuck, leaf)
-    #traverseProjection ( toLocal ( 1 ) , thunk ( operandCopy ( place ( ... local: l
-    span: 30
+    #traverseProjection ( toLocal ( 12 ) , thunk ( #decodeConstant ( constantKindAll
+    span: 282
 
 
 ┌─ 2 (root, leaf, target, terminal)