File "bench/check-ce/multifile1.mlw", line 6, characters 14-24:
Sub-goal Postcondition of goal decr'vc.
Prover result is: Valid (4 steps).

<check_ce:categorization>Categorizations of models:
- Checked model 0: INCOMPLETE
  - Concrete RAC: NORMAL
  - Abstract RAC: INCOMPLETE (terminated because missing value for return value of call to decr at "bench/check-ce/multifile1.mlw", line 11, characters 4-10)
- Checked model 1: INCOMPLETE
  - Concrete RAC: NORMAL
  - Abstract RAC: INCOMPLETE (terminated because missing value for return value of call to decr at "bench/check-ce/multifile1.mlw", line 11, characters 4-10)
- Selected model 2: INCOMPLETE
  - Concrete RAC: NORMAL
  - Abstract RAC: INCOMPLETE (terminated because missing value for return value of call to decr at "bench/check-ce/multifile1.mlw", line 11, characters 4-10)
File "bench/check-ce/multifile1.mlw", line 10, characters 14-24:
Sub-goal Postcondition of goal incr'vc.
Prover result is: Unknown (unknown) (10 steps).
The following counterexample model could not be verified
  (abstract RAC terminated because missing value for return value of call to decr at "bench/check-ce/multifile1.mlw", line 11, characters 4-10):
File multifile1.mlw:
  Line 6:
    x : int = 0
  Line 9:
    x : int = 0
  Line 10:
    result : int = -1
    x : int = 0

