Processing command (at Snapshots0.v0.dfy(4,10)) assert {:id "id2"} Lit(false);
  >>> DoNothingToAssert

Dafny program verifier finished with 1 verified, 0 errors
Processing call to procedure bar (call precondtion) in implementation foo (correctness) (at Snapshots0.v1.dfy(3,6)):
  >>> added after: a##cached##0 := a##cached##0 && true;
Processing call to procedure bar (call postcondition) in implementation foo (correctness) (at Snapshots0.v1.dfy(3,6)):
  >>> added axiom: (forall call0old#AT#$Heap: Heap, $Heap: Heap :: {:weight 30} { ##extracted_function##1(call0old#AT#$Heap, $Heap) } ##extracted_function##1(call0old#AT#$Heap, $Heap) == (true && Lit(false) && (forall $o: ref :: { $Heap[$o] } $o != null && $Unbox(read(call0old#AT#$Heap, $o, alloc)): bool ==> $Heap[$o] == call0old#AT#$Heap[$o]) && $HeapSucc(call0old#AT#$Heap, $Heap)))
  >>> added after: a##cached##1 := a##cached##1 && ##extracted_function##1(call0old#AT#$Heap, $Heap);
Processing command (at Snapshots0.v1.dfy(4,10)) assert {:id "id7"} Lit(false);
  >>> MarkAsPartiallyVerified
Snapshots0.v1.dfy(4,9): Error: assertion might not hold

Dafny program verifier finished with 0 verified, 1 error
