metaval-c-2.0/metaval_c_2.0.py --backend framac-wp --debug --witness results/automizer-verification-files/SV-COMP24_unreach-call/Ackermann04.yml/witness-2.1.yml --property sv-benchmarks/c/properties/unreach-call.prp --data-model ILP32 sv-benchmarks/c/recursive/Ackermann04.c


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2024-09-25 00:59:13,609 - DEBUG - Frama C output

[kernel] Parsing tmp/program.c (with preprocessing)
[kernel:typing:no-proto] tmp/program.c:32: Warning: 
  Calling function __VERIFIER_nondet_int that is declared without prototype.
  Its formals will be inferred from actual arguments
[wp] Running WP plugin...
[kernel:annot:missing-spec] tmp/program.c:14: Warning: 
  Neither code nor specification for function __VERIFIER_nondet_int,
   generating default exits, assigns and terminates. See -generated-spec-* options for more info
[wp] Warning: Missing RTE guards
[wp] 8 goals scheduled
[wp] [Timeout] typed_main_assert (Qed 4ms) (Alt-Ergo)
[wp] Proved goals:    8 / 9
  Unreachable:       1
  Qed:               6 (4ms-2ms-13ms)
  Alt-Ergo 2.6.0:    1 (17ms)
  Timeout:           1
[wp:pedantic-assigns] tmp/program.c:1: Warning: 
  No 'assigns' specification for function 'abort'.
  Callers assumptions might be imprecise.
[wp:pedantic-assigns] tmp/program.c:20: Warning: 
  No 'assigns' specification for function 'ackermann'.
  Callers assumptions might be imprecise.
[wp:pedantic-assigns] tmp/program.c:31: Warning: 
  No 'assigns' specification for function 'main'.
  Callers assumptions might be imprecise.



2024-09-25 00:59:13,609 - DEBUG - Frama C error output




Witness could not be validated: