./verifast-validate-witness.sh sv-benchmarks/c/loop-acceleration/simple_1-2.c ./results/automizer-verification-files/SV-COMP24_unreach-call/simple_1-2.yml/witness-2.1.yml


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


+ PROGRAM=sv-benchmarks/c/loop-acceleration/simple_1-2.c
+ WITNESS=./results/automizer-verification-files/SV-COMP24_unreach-call/simple_1-2.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-acceleration/simple_1-2.c
+ FILE=simple_1-2.c
++ echo simple_1-2
++ sed 's/[-\.]/_/g' -
+ SANITIZED=simple_1_2
+ MODULE=simple_1_2__verifast_instrumented_modified
+ INSTRUMENTED_PROGRAM=simple_1_2__verifast_instrumented.c
++ basename ./results/automizer-verification-files/SV-COMP24_unreach-call/simple_1-2.yml/witness-2.1.yml
+ TRANSLATED_WITNESS=verifast_translated.witness-2.1.yml
+ FINAL_PROGRAM=simple_1_2__verifast_instrumented_modified.c
+ change_format_cli.py -w ./results/automizer-verification-files/SV-COMP24_unreach-call/simple_1-2.yml/witness-2.1.yml -p sv-benchmarks/c/loop-acceleration/simple_1-2.c -o verifast_translated.witness-2.1.yml --from acsl_expression --to verifast_expression -n simple_1_2__verifast_instrumented_modified
+ instrument_program_cli.py -w verifast_translated.witness-2.1.yml -p sv-benchmarks/c/loop-acceleration/simple_1-2.c -o simple_1_2__verifast_instrumented.c
+ program_modifications_cli.py -p simple_1_2__verifast_instrumented.c -o simple_1_2__verifast_instrumented_modified.c
+ verifast -stats -verbose 4 -allow_dead_code -prover Z3v4.5 -read_options_from_source_file -c simple_1_2__verifast_instrumented_modified.c
simple_1_2__verifast_instrumented_modified.c
  0.042470s: simple_1_2__verifast_instrumented_modified.c(19,5-9): Function 'main': Function type implementation check
  0.042534s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,18-24): Producing assertion
  0.042552s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,49-51): Producing assertion
  0.042583s: Z3 assume (<= 0 argc): 0.000673 seconds
  0.043332s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,61-62): Producing assertion
  0.043349s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,64-68): Producing assertion
  0.043365s: simple_1_2__verifast_instrumented_modified.c(19,29-35): Consuming assertion
  0.043412s: Consuming chunk module(simple_1_2__verifast_instrumented_modified, true)
  0.043431s: simple_1_2__verifast_instrumented_modified.c(20,13-17): Producing assertion
  0.043445s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1085,17-21): Consuming assertion
  0.043453s: simple_1_2__verifast_instrumented_modified.c(19,5-9): Cleaning up dummy fraction chunks
  0.043461s: simple_1_2__verifast_instrumented_modified.c(19,5-9): Leak check.
  0.043557s: simple_1_2__verifast_instrumented_modified.c(6,6-17): Verifying function 'reach_error'
  0.043576s: simple_1_2__verifast_instrumented_modified.c(6,33-38): Producing assertion
  0.043586s: Z3 assume false: 0.000007 seconds
  0.043649s: simple_1_2__verifast_instrumented_modified.c(10,6-23): Verifying function '__VERIFIER_assert'
  0.043662s: simple_1_2__verifast_instrumented_modified.c(10,50-52): Producing assertion
  0.043673s: Z3 assume (<= 1 cond): 0.000554 seconds
  0.044269s: simple_1_2__verifast_instrumented_modified.c(10,6-23): Executing statement
  0.044304s: simple_1_2__verifast_instrumented_modified.c(13,3-5): Executing statement
  0.044336s: Z3 assume (not (not (= cond 0))): 0.000047 seconds
  0.044441s: Z3 assume (not (not (not (= cond 0)))): 0.000524 seconds
  0.045017s: simple_1_2__verifast_instrumented_modified.c(16,3-9): Executing return statement
  0.045033s: simple_1_2__verifast_instrumented_modified.c(11,16-18): Consuming assertion
  0.045052s: Z3 query (<= 1 cond) returns true: 0.000023 seconds
  0.045100s: simple_1_2__verifast_instrumented_modified.c(17,1-2): Cleaning up dummy fraction chunks
  0.045116s: simple_1_2__verifast_instrumented_modified.c(17,1-2): Leak check.
  0.045147s: simple_1_2__verifast_instrumented_modified.c(19,5-9): Verifying function 'main'
  0.045157s: simple_1_2__verifast_instrumented_modified.c(19,29-35): Producing assertion
  0.045174s: simple_1_2__verifast_instrumented_modified.c(19,5-9): Executing statement
  0.045187s: simple_1_2__verifast_instrumented_modified.c(23,1-2): Executing statement
  0.045201s: simple_1_2__verifast_instrumented_modified.c(25,1-26,1): Executing statement
  0.045236s: Consuming chunk [_]module(simple_1_2__verifast_instrumented_modified, true)
  0.045248s: simple_1_2__verifast_instrumented_modified.c(27,18-19): Executing statement
  0.045261s: simple_1_2__verifast_instrumented_modified.c(29,3-8): Executing statement
  0.045275s: simple_1_2__verifast_instrumented_modified.c(29,48-50): Consuming assertion
  0.045286s: Z3 query (= (mod 0 2) 0) returns false: 0.000451 seconds
  0.045774s: simple_1_2__verifast_instrumented_modified.c(29,48-50): Consuming expression
  0.045797s: Z3 query (= (mod 0 2) 0) returns false: 0.000437 seconds
simple_1_2__verifast_instrumented_modified.c(29,48-50): Cannot prove condition. (Cannot prove (= (mod 0 2) 0).)