./verifast-validate-witness.sh sv-benchmarks/c/loop-acceleration/nested_1-1.c ./results/automizer-verification-files/SV-COMP24_unreach-call/nested_1-1.yml/witness-2.1.yml


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


+ PROGRAM=sv-benchmarks/c/loop-acceleration/nested_1-1.c
+ WITNESS=./results/automizer-verification-files/SV-COMP24_unreach-call/nested_1-1.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/nested_1-1.c
+ FILE=nested_1-1.c
++ echo nested_1-1
++ sed 's/[-\.]/_/g' -
+ SANITIZED=nested_1_1
+ MODULE=nested_1_1__verifast_instrumented_modified
+ INSTRUMENTED_PROGRAM=nested_1_1__verifast_instrumented.c
++ basename ./results/automizer-verification-files/SV-COMP24_unreach-call/nested_1-1.yml/witness-2.1.yml
+ TRANSLATED_WITNESS=verifast_translated.witness-2.1.yml
+ FINAL_PROGRAM=nested_1_1__verifast_instrumented_modified.c
+ change_format_cli.py -w ./results/automizer-verification-files/SV-COMP24_unreach-call/nested_1-1.yml/witness-2.1.yml -p sv-benchmarks/c/loop-acceleration/nested_1-1.c -o verifast_translated.witness-2.1.yml --from acsl_expression --to verifast_expression -n nested_1_1__verifast_instrumented_modified
+ instrument_program_cli.py -w verifast_translated.witness-2.1.yml -p sv-benchmarks/c/loop-acceleration/nested_1-1.c -o nested_1_1__verifast_instrumented.c
+ program_modifications_cli.py -p nested_1_1__verifast_instrumented.c -o nested_1_1__verifast_instrumented_modified.c
+ verifast -stats -verbose 4 -allow_dead_code -prover Z3v4.5 -read_options_from_source_file -c nested_1_1__verifast_instrumented_modified.c
nested_1_1__verifast_instrumented_modified.c
  0.042514s: nested_1_1__verifast_instrumented_modified.c(19,5-9): Function 'main': Function type implementation check
  0.042571s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,18-24): Producing assertion
  0.042586s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,49-51): Producing assertion
  0.042615s: Z3 assume (<= 0 argc): 0.000563 seconds
  0.043248s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,61-62): Producing assertion
  0.043265s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,64-68): Producing assertion
  0.043281s: nested_1_1__verifast_instrumented_modified.c(19,29-35): Consuming assertion
  0.043328s: Consuming chunk module(nested_1_1__verifast_instrumented_modified, true)
  0.043349s: nested_1_1__verifast_instrumented_modified.c(20,13-17): Producing assertion
  0.043362s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1085,17-21): Consuming assertion
  0.043371s: nested_1_1__verifast_instrumented_modified.c(19,5-9): Cleaning up dummy fraction chunks
  0.043379s: nested_1_1__verifast_instrumented_modified.c(19,5-9): Leak check.
  0.043463s: nested_1_1__verifast_instrumented_modified.c(6,6-17): Verifying function 'reach_error'
  0.043482s: nested_1_1__verifast_instrumented_modified.c(6,33-38): Producing assertion
  0.043491s: Z3 assume false: 0.000008 seconds
  0.043556s: nested_1_1__verifast_instrumented_modified.c(10,6-23): Verifying function '__VERIFIER_assert'
  0.043569s: nested_1_1__verifast_instrumented_modified.c(10,60-62): Producing assertion
  0.043582s: Z3 assume (and (<= 0 cond) (<= cond 1)): 0.000449 seconds
  0.044090s: nested_1_1__verifast_instrumented_modified.c(10,6-23): Executing statement
  0.044123s: nested_1_1__verifast_instrumented_modified.c(13,3-5): Executing statement
  0.044153s: Z3 assume (not (not (= cond 0))): 0.000440 seconds
  0.044639s: nested_1_1__verifast_instrumented_modified.c(13,16-17): Executing statement
  0.044661s: nested_1_1__verifast_instrumented_modified.c(14,12-13): Executing statement
  0.044674s: nested_1_1__verifast_instrumented_modified.c(14,13-24): Executing statement
  0.044697s: nested_1_1__verifast_instrumented_modified.c(14,13-24): Verifying call
  0.044713s: nested_1_1__verifast_instrumented_modified.c(6,33-38): Consuming assertion
  0.044721s: Z3 query false returns false: 0.000401 seconds
  0.045136s: nested_1_1__verifast_instrumented_modified.c(6,33-38): Consuming expression
  0.045147s: Z3 query false returns false: 0.000396 seconds
nested_1_1__verifast_instrumented_modified.c(6,33-38): Cannot prove condition. (Cannot prove false.)