./verifast-validate-witness.sh sv-benchmarks/c/loop-invariants/even.c ./results/automizer-verification-files/SV-COMP24_unreach-call/even.yml/witness-2.1.yml


--------------------------------------------------------------------------------


+ PROGRAM=sv-benchmarks/c/loop-invariants/even.c
+ WITNESS=./results/automizer-verification-files/SV-COMP24_unreach-call/even.yml/witness-2.1.yml
+ '[' -z x ']'
+ echo 'Using prover supplied by environment variable PROVER: Z3v4.5'
Using prover supplied by environment variable PROVER: Z3v4.5
++ basename sv-benchmarks/c/loop-invariants/even.c
+ FILE=even.c
++ echo even
++ sed 's/[-\.]/_/g' -
+ SANITIZED=even
+ MODULE=even__verifast_instrumented_modified
+ INSTRUMENTED_PROGRAM=even__verifast_instrumented.c
++ basename ./results/automizer-verification-files/SV-COMP24_unreach-call/even.yml/witness-2.1.yml
+ TRANSLATED_WITNESS=verifast_translated.witness-2.1.yml
+ FINAL_PROGRAM=even__verifast_instrumented_modified.c
+ change_format_cli.py -w ./results/automizer-verification-files/SV-COMP24_unreach-call/even.yml/witness-2.1.yml -p sv-benchmarks/c/loop-invariants/even.c -o verifast_translated.witness-2.1.yml --from acsl_expression --to verifast_expression -n even__verifast_instrumented_modified
+ instrument_program_cli.py -w verifast_translated.witness-2.1.yml -p sv-benchmarks/c/loop-invariants/even.c -o even__verifast_instrumented.c
+ program_modifications_cli.py -p even__verifast_instrumented.c -o even__verifast_instrumented_modified.c
+ verifast -stats -verbose 4 -allow_dead_code -prover Z3v4.5 -read_options_from_source_file -c even__verifast_instrumented_modified.c
even__verifast_instrumented_modified.c
  0.043201s: even__verifast_instrumented_modified.c(27,5-9): Function 'main': Function type implementation check
  0.043272s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,18-24): Producing assertion
  0.043289s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,49-51): Producing assertion
  0.043302s: Z3 assume (<= 0 argc): 0.000679 seconds
  0.044053s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,61-62): Producing assertion
  0.044085s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,64-68): Producing assertion
  0.044101s: even__verifast_instrumented_modified.c(27,29-35): Consuming assertion
  0.044141s: Consuming chunk module(even__verifast_instrumented_modified, true)
  0.044161s: even__verifast_instrumented_modified.c(28,13-17): Producing assertion
  0.044179s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1085,17-21): Consuming assertion
  0.044188s: even__verifast_instrumented_modified.c(27,5-9): Cleaning up dummy fraction chunks
  0.044196s: even__verifast_instrumented_modified.c(27,5-9): Leak check.
  0.044286s: even__verifast_instrumented_modified.c(13,6-17): Verifying function 'reach_error'
  0.044299s: even__verifast_instrumented_modified.c(13,33-38): Producing assertion
  0.044308s: Z3 assume false: 0.000007 seconds
  0.044369s: even__verifast_instrumented_modified.c(19,6-23): Verifying function '__VERIFIER_assert'
  0.044387s: even__verifast_instrumented_modified.c(19,53-55): Producing assertion
  0.044398s: Z3 assume (not (= cond 0)): 0.000567 seconds
  0.045012s: even__verifast_instrumented_modified.c(19,6-23): Executing statement
  0.045035s: even__verifast_instrumented_modified.c(22,3-5): Executing statement
  0.045063s: Z3 assume (not (not (= cond 0))): 0.000009 seconds
  0.045117s: Z3 assume (not (not (not (= cond 0)))): 0.000396 seconds
  0.045574s: even__verifast_instrumented_modified.c(25,3-9): Executing return statement
  0.045595s: even__verifast_instrumented_modified.c(20,19-21): Consuming assertion
  0.045606s: Z3 query (not (= cond 0)) returns true: 0.000009 seconds
  0.045651s: even__verifast_instrumented_modified.c(26,1-2): Cleaning up dummy fraction chunks
  0.045663s: even__verifast_instrumented_modified.c(26,1-2): Leak check.
  0.045691s: even__verifast_instrumented_modified.c(27,5-9): Verifying function 'main'
  0.045706s: even__verifast_instrumented_modified.c(27,29-35): Producing assertion
  0.045724s: even__verifast_instrumented_modified.c(27,5-9): Executing statement
  0.045737s: even__verifast_instrumented_modified.c(31,1-2): Executing statement
  0.045747s: even__verifast_instrumented_modified.c(33,1-34,1): Executing statement
  0.045781s: Consuming chunk [_]module(even__verifast_instrumented_modified, true)
  0.045794s: even__verifast_instrumented_modified.c(35,18-19): Executing statement
  0.045811s: even__verifast_instrumented_modified.c(36,3-8): Executing statement
  0.045828s: even__verifast_instrumented_modified.c(36,57-59): Consuming assertion
  0.045839s: Z3 query (= (mod 0 2) 0) returns false: 0.000423 seconds
  0.046295s: even__verifast_instrumented_modified.c(36,57-59): Consuming expression
  0.046311s: Z3 query (= (mod 0 2) 0) returns false: 0.000450 seconds
even__verifast_instrumented_modified.c(36,57-59): Cannot prove condition. (Cannot prove (= (mod 0 2) 0).)