metaval-c-2.0/metaval_c_2.0.py --backend framac-wp --debug --witness results/automizer-verification-files/SV-COMP24_unreach-call/gauss_sum.i.v+cfa-reducer.yml/witness-2.1.yml --property sv-benchmarks/c/properties/unreach-call.prp --data-model ILP32 sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c


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2024-09-20 20:13:19,616 - DEBUG - Frama C output

[kernel] Parsing tmp/program.c (with preprocessing)
[kernel:typing:no-proto] tmp/program.c:22: Warning: 
  Calling function __VERIFIER_nondet_int that is declared without prototype.
  Its formals will be inferred from actual arguments
[kernel:annot-error] tmp/program.c:38: Warning: 
  \old undefined in this context. Ignoring code annotation
[kernel] User Error: warning annot-error treated as fatal error.
[kernel] Frama-C aborted: invalid user input.



2024-09-20 20:13:19,616 - DEBUG - Frama C error output




There was an error validating the witness in the backend verifier:  (backend verifier)