./verifast-validate-witness.sh sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c ./results/automizer-verification-files/SV-COMP24_unreach-call/ps4-ll_valuebound20.yml/witness-2.1.yml


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


+ PROGRAM=sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c
+ WITNESS=./results/automizer-verification-files/SV-COMP24_unreach-call/ps4-ll_valuebound20.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/nla-digbench-scaling/ps4-ll_valuebound20.c
+ FILE=ps4-ll_valuebound20.c
++ echo ps4-ll_valuebound20
++ sed 's/[-\.]/_/g' -
+ SANITIZED=ps4_ll_valuebound20
+ MODULE=ps4_ll_valuebound20__verifast_instrumented_modified
+ INSTRUMENTED_PROGRAM=ps4_ll_valuebound20__verifast_instrumented.c
++ basename ./results/automizer-verification-files/SV-COMP24_unreach-call/ps4-ll_valuebound20.yml/witness-2.1.yml
+ TRANSLATED_WITNESS=verifast_translated.witness-2.1.yml
+ FINAL_PROGRAM=ps4_ll_valuebound20__verifast_instrumented_modified.c
+ change_format_cli.py -w ./results/automizer-verification-files/SV-COMP24_unreach-call/ps4-ll_valuebound20.yml/witness-2.1.yml -p sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c -o verifast_translated.witness-2.1.yml --from acsl_expression --to verifast_expression -n ps4_ll_valuebound20__verifast_instrumented_modified
+ instrument_program_cli.py -w verifast_translated.witness-2.1.yml -p sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound20.c -o ps4_ll_valuebound20__verifast_instrumented.c
+ program_modifications_cli.py -p ps4_ll_valuebound20__verifast_instrumented.c -o ps4_ll_valuebound20__verifast_instrumented_modified.c
+ verifast -stats -verbose 4 -allow_dead_code -prover Z3v4.5 -read_options_from_source_file -c ps4_ll_valuebound20__verifast_instrumented_modified.c
ps4_ll_valuebound20__verifast_instrumented_modified.c
  0.044517s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,5-9): Function 'main': Function type implementation check
  0.044596s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,18-24): Producing assertion
  0.044611s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,49-51): Producing assertion
  0.044625s: Z3 assume (<= 0 argc): 0.000556 seconds
  0.045255s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,61-62): Producing assertion
  0.045278s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1084,64-68): Producing assertion
  0.045293s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,25-31): Consuming assertion
  0.045334s: Consuming chunk module(ps4_ll_valuebound20__verifast_instrumented_modified, true)
  0.045354s: ps4_ll_valuebound20__verifast_instrumented_modified.c(28,13-17): Producing assertion
  0.045366s: /storage/repos/SV-Transformer-Library/verifast-24.08.30-2-gb1220004/bin/prelude.h(1085,17-21): Consuming assertion
  0.045381s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,5-9): Cleaning up dummy fraction chunks
  0.045390s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,5-9): Leak check.
  0.045472s: ps4_ll_valuebound20__verifast_instrumented_modified.c(6,6-17): Verifying function 'reach_error'
  0.045496s: ps4_ll_valuebound20__verifast_instrumented_modified.c(6,33-38): Producing assertion
  0.045506s: Z3 assume false: 0.000007 seconds
  0.045569s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,6-25): Verifying function 'assume_abort_if_not'
  0.045587s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,49-53): Producing assertion
  0.045597s: Z3 assume true: 0.000413 seconds
  0.046034s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,6-25): Executing statement
  0.046051s: ps4_ll_valuebound20__verifast_instrumented_modified.c(15,3-5): Executing statement
  0.046081s: Z3 assume (not (not (= cond 0))): 0.000443 seconds
  0.046578s: ps4_ll_valuebound20__verifast_instrumented_modified.c(15,13-14): Executing statement
  0.046607s: ps4_ll_valuebound20__verifast_instrumented_modified.c(15,14-19): Executing statement
  0.046639s: ps4_ll_valuebound20__verifast_instrumented_modified.c(15,14-19): Verifying call
  0.046650s: ps4_ll_valuebound20__verifast_instrumented_modified.c(3,38-42): Consuming assertion
  0.046658s: Z3 query true returns true: 0.000032 seconds
  0.046705s: ps4_ll_valuebound20__verifast_instrumented_modified.c(4,13-18): Producing assertion
  0.046722s: Z3 assume false: 0.000003 seconds
  0.046743s: Z3 assume (not (not (not (= cond 0)))): 0.000425 seconds
  0.047225s: ps4_ll_valuebound20__verifast_instrumented_modified.c(16,1-2): Executing return statement
  0.047240s: ps4_ll_valuebound20__verifast_instrumented_modified.c(13,13-17): Consuming assertion
  0.047250s: Z3 query true returns true: 0.000011 seconds
  0.047272s: ps4_ll_valuebound20__verifast_instrumented_modified.c(16,1-2): Cleaning up dummy fraction chunks
  0.047282s: ps4_ll_valuebound20__verifast_instrumented_modified.c(16,1-2): Leak check.
  0.047347s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,6-23): Verifying function '__VERIFIER_assert'
  0.047359s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Producing assertion
  0.047370s: Z3 assume (<= 1 cond): 0.000426 seconds
  0.047825s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,6-23): Executing statement
  0.047842s: ps4_ll_valuebound20__verifast_instrumented_modified.c(20,5-7): Executing statement
  0.047863s: Z3 assume (not (not (= cond 0))): 0.000041 seconds
  0.047950s: Z3 assume (not (not (not (= cond 0)))): 0.000414 seconds
  0.048415s: ps4_ll_valuebound20__verifast_instrumented_modified.c(24,5-11): Executing return statement
  0.048429s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Consuming assertion
  0.048439s: Z3 query (<= 1 cond) returns true: 0.000017 seconds
  0.048479s: ps4_ll_valuebound20__verifast_instrumented_modified.c(25,1-2): Cleaning up dummy fraction chunks
  0.048504s: ps4_ll_valuebound20__verifast_instrumented_modified.c(25,1-2): Leak check.
  0.048534s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,5-9): Verifying function 'main'
  0.048544s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,25-31): Producing assertion
  0.048564s: ps4_ll_valuebound20__verifast_instrumented_modified.c(27,5-9): Executing statement
  0.048577s: ps4_ll_valuebound20__verifast_instrumented_modified.c(31,1-2): Executing statement
  0.048587s: ps4_ll_valuebound20__verifast_instrumented_modified.c(33,1-34,1): Executing statement
  0.048626s: Consuming chunk [_]module(ps4_ll_valuebound20__verifast_instrumented_modified, true)
  0.048639s: ps4_ll_valuebound20__verifast_instrumented_modified.c(35,5-10): Executing statement
  0.048658s: ps4_ll_valuebound20__verifast_instrumented_modified.c(36,5-9): Executing statement
  0.048686s: ps4_ll_valuebound20__verifast_instrumented_modified.c(37,7-8): Executing statement
  0.048709s: ps4_ll_valuebound20__verifast_instrumented_modified.c(37,9-32): Verifying call
  0.048725s: ps4_ll_valuebound20__verifast_instrumented_modified.c(9,57-61): Consuming assertion
  0.048733s: Z3 query true returns true: 0.000066 seconds
  0.048837s: ps4_ll_valuebound20__verifast_instrumented_modified.c(10,13-17): Producing assertion
  0.048850s: Z3 assume true: 0.000415 seconds
  0.049280s: ps4_ll_valuebound20__verifast_instrumented_modified.c(38,5-24): Executing statement
  0.049308s: Z3 assume (<= 0 k0): 0.000421 seconds
  0.049758s: Z3 assume (<= k0 20): 0.000413 seconds
  0.050195s: ps4_ll_valuebound20__verifast_instrumented_modified.c(38,5-24): Verifying call
  0.050216s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,49-53): Consuming assertion
  0.050225s: Z3 query true returns true: 0.000014 seconds
  0.050251s: ps4_ll_valuebound20__verifast_instrumented_modified.c(13,13-17): Producing assertion
  0.050262s: Z3 assume true: 0.000404 seconds
  0.050679s: ps4_ll_valuebound20__verifast_instrumented_modified.c(40,7-8): Executing statement
  0.050702s: ps4_ll_valuebound20__verifast_instrumented_modified.c(41,7-8): Executing statement
  0.050712s: ps4_ll_valuebound20__verifast_instrumented_modified.c(42,7-8): Executing statement
  0.050721s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,5-10): Executing statement
  0.050754s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Consuming assertion
  0.050776s: Z3 query (and (= (+ 0 (* 0 0)) (+ 0 (* 0 0)))
     (= (+ (* 0 2) (* 0 0)) (+ (* 0 2) (* 0 0)))
     (= (+ (* (* (* 0 0) 0) 0) (* 0 0) (* (* (* 0 0) 0) 2)) (* 0 4))
     (or (< 0 k0) (= (* 0 0) (* k0 0)))) returns true: 0.000024 seconds
  0.051094s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Producing assertion
  0.051166s: Z3 assume (and (= (+ c0 (* c0 y0)) (+ y0 (* y0 y0)))
     (= (+ (* c0 2) (* c0 y0)) (+ (* y0 2) (* y0 y0)))
     (= (+ (* (* (* y0 y0) y0) y0) (* y0 y0) (* (* (* y0 y0) y0) 2)) (* x0 4))
     (or (< c0 k0) (= (* y0 y0) (* k0 y0)))): 0.000609 seconds
  0.052032s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,5-10): Evaluating loop condition
  0.052062s: Z3 assume (not (= 1 0)): 0.000445 seconds
  0.052547s: ps4_ll_valuebound20__verifast_instrumented_modified.c(45,2-3): Executing statement
  0.052565s: ps4_ll_valuebound20__verifast_instrumented_modified.c(46,9-26): Executing statement
  0.052603s: Z3 assume (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0): 0.000438 seconds
  0.053154s: ps4_ll_valuebound20__verifast_instrumented_modified.c(46,9-26): Verifying call
  0.053174s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.053184s: Z3 query (<= 1 1) returns true: 0.000017 seconds
  0.053223s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.053236s: Z3 assume (<= 1 1): 0.000426 seconds
  0.053685s: ps4_ll_valuebound20__verifast_instrumented_modified.c(48,9-11): Executing statement
  0.053711s: Z3 assume (not (< c0 k0)): 0.000443 seconds
  0.054191s: ps4_ll_valuebound20__verifast_instrumented_modified.c(49,13-18): Executing statement
  0.054216s: ps4_ll_valuebound20__verifast_instrumented_modified.c(55,5-22): Executing statement
  0.054240s: Z3 assume (= (- (* k0 y0) (* y0 y0)) 0): 0.000445 seconds
  0.054738s: ps4_ll_valuebound20__verifast_instrumented_modified.c(55,5-22): Verifying call
  0.054753s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.054762s: Z3 query (<= 1 1) returns true: 0.000016 seconds
  0.054800s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.054825s: Z3 assume (<= 1 1): 0.000403 seconds
  0.055250s: ps4_ll_valuebound20__verifast_instrumented_modified.c(56,5-22): Executing statement
  0.055287s: Z3 assume (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0): 0.000435 seconds
  0.055834s: ps4_ll_valuebound20__verifast_instrumented_modified.c(56,5-22): Verifying call
  0.055848s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.055864s: Z3 query (<= 1 1) returns true: 0.000015 seconds
  0.055901s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.055914s: Z3 assume (<= 1 1): 0.000414 seconds
  0.056350s: ps4_ll_valuebound20__verifast_instrumented_modified.c(57,5-11): Executing return statement
  0.056366s: ps4_ll_valuebound20__verifast_instrumented_modified.c(28,13-17): Consuming assertion
  0.056377s: ps4_ll_valuebound20__verifast_instrumented_modified.c(58,1-2): Cleaning up dummy fraction chunks
  0.056393s: ps4_ll_valuebound20__verifast_instrumented_modified.c(58,1-2): Leak check.
  0.056410s: Z3 assume (not (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0)): 0.000022 seconds
  0.056572s: Z3 assume (not (= (- (* k0 y0) (* y0 y0)) 0)): 0.000028 seconds
  0.056664s: Z3 assume (not (not (< c0 k0))): 0.000431 seconds
  0.057139s: ps4_ll_valuebound20__verifast_instrumented_modified.c(51,11-12): Executing statement
  0.057848s: ps4_ll_valuebound20__verifast_instrumented_modified.c(52,11-12): Executing statement
  0.057871s: ps4_ll_valuebound20__verifast_instrumented_modified.c(53,11-12): Executing statement
  0.057892s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Consuming assertion
  0.057916s: Z3 query (and (= (+ (+ c0 1) (* (+ c0 1) (+ y0 1))) (+ (+ y0 1) (* (+ y0 1) (+ y0 1))))
     (= (+ (* (+ c0 1) 2) (* (+ c0 1) (+ y0 1)))
        (+ (* (+ y0 1) 2) (* (+ y0 1) (+ y0 1))))
     (= (+ (* (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) (+ y0 1))
           (* (+ y0 1) (+ y0 1))
           (* (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) 2))
        (* (+ (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) x0) 4))
     (or (< (+ c0 1) k0) (= (* (+ y0 1) (+ y0 1)) (* k0 (+ y0 1))))) returns true: 0.000860 seconds
  0.059270s: ps4_ll_valuebound20__verifast_instrumented_modified.c(54,5-6): Cleaning up dummy fraction chunks
  0.059294s: ps4_ll_valuebound20__verifast_instrumented_modified.c(54,5-6): Leak check.
  0.059316s: Z3 assume (not (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0)): 0.000028 seconds
  0.059474s: Z3 assume (not (not (= 1 0))): 0.000014 seconds
  0.059541s: Z3 assume (not (<= k0 20)): 0.000427 seconds
  0.060001s: ps4_ll_valuebound20__verifast_instrumented_modified.c(38,5-24): Verifying call
  0.060022s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,49-53): Consuming assertion
  0.060031s: Z3 query true returns true: 0.000014 seconds
  0.060057s: ps4_ll_valuebound20__verifast_instrumented_modified.c(13,13-17): Producing assertion
  0.060074s: Z3 assume true: 0.000392 seconds
  0.060488s: ps4_ll_valuebound20__verifast_instrumented_modified.c(40,7-8): Executing statement
  0.060504s: ps4_ll_valuebound20__verifast_instrumented_modified.c(41,7-8): Executing statement
  0.060515s: ps4_ll_valuebound20__verifast_instrumented_modified.c(42,7-8): Executing statement
  0.060525s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,5-10): Executing statement
  0.060556s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Consuming assertion
  0.060585s: Z3 query (and (= (+ 0 (* 0 0)) (+ 0 (* 0 0)))
     (= (+ (* 0 2) (* 0 0)) (+ (* 0 2) (* 0 0)))
     (= (+ (* (* (* 0 0) 0) 0) (* 0 0) (* (* (* 0 0) 0) 2)) (* 0 4))
     (or (< 0 k0) (= (* 0 0) (* k0 0)))) returns true: 0.000021 seconds
  0.060864s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Producing assertion
  0.060928s: Z3 assume (and (= (+ c0 (* c0 y0)) (+ y0 (* y0 y0)))
     (= (+ (* c0 2) (* c0 y0)) (+ (* y0 2) (* y0 y0)))
     (= (+ (* (* (* y0 y0) y0) y0) (* y0 y0) (* (* (* y0 y0) y0) 2)) (* x0 4))
     (or (< c0 k0) (= (* y0 y0) (* k0 y0)))): 0.000582 seconds
  0.061766s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,5-10): Evaluating loop condition
  0.061799s: Z3 assume (not (= 1 0)): 0.000425 seconds
  0.062262s: ps4_ll_valuebound20__verifast_instrumented_modified.c(45,2-3): Executing statement
  0.062281s: ps4_ll_valuebound20__verifast_instrumented_modified.c(46,9-26): Executing statement
  0.062314s: Z3 assume (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0): 0.000457 seconds
  0.062884s: ps4_ll_valuebound20__verifast_instrumented_modified.c(46,9-26): Verifying call
  0.062905s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.062915s: Z3 query (<= 1 1) returns true: 0.000018 seconds
  0.062955s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.062968s: Z3 assume (<= 1 1): 0.000417 seconds
  0.063409s: ps4_ll_valuebound20__verifast_instrumented_modified.c(48,9-11): Executing statement
  0.063440s: Z3 assume (not (< c0 k0)): 0.001662 seconds
  0.065148s: ps4_ll_valuebound20__verifast_instrumented_modified.c(49,13-18): Executing statement
  0.065166s: ps4_ll_valuebound20__verifast_instrumented_modified.c(55,5-22): Executing statement
  0.065191s: Z3 assume (= (- (* k0 y0) (* y0 y0)) 0): 0.000506 seconds
  0.065751s: ps4_ll_valuebound20__verifast_instrumented_modified.c(55,5-22): Verifying call
  0.065765s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.065786s: Z3 query (<= 1 1) returns true: 0.000022 seconds
  0.065831s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.065844s: Z3 assume (<= 1 1): 0.000457 seconds
  0.066324s: ps4_ll_valuebound20__verifast_instrumented_modified.c(56,5-22): Executing statement
  0.066372s: Z3 assume (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0): 0.000502 seconds
  0.066988s: ps4_ll_valuebound20__verifast_instrumented_modified.c(56,5-22): Verifying call
  0.067011s: ps4_ll_valuebound20__verifast_instrumented_modified.c(17,50-52): Consuming assertion
  0.067026s: Z3 query (<= 1 1) returns true: 0.000022 seconds
  0.067071s: ps4_ll_valuebound20__verifast_instrumented_modified.c(18,16-18): Producing assertion
  0.067084s: Z3 assume (<= 1 1): 0.000479 seconds
  0.067589s: ps4_ll_valuebound20__verifast_instrumented_modified.c(57,5-11): Executing return statement
  0.067606s: ps4_ll_valuebound20__verifast_instrumented_modified.c(28,13-17): Consuming assertion
  0.067623s: ps4_ll_valuebound20__verifast_instrumented_modified.c(58,1-2): Cleaning up dummy fraction chunks
  0.067632s: ps4_ll_valuebound20__verifast_instrumented_modified.c(58,1-2): Leak check.
  0.067657s: Z3 assume (not (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0)): 0.000021 seconds
  0.067808s: Z3 assume (not (= (- (* k0 y0) (* y0 y0)) 0)): 0.000028 seconds
  0.067901s: Z3 assume (not (not (< c0 k0))): 0.000450 seconds
  0.068396s: ps4_ll_valuebound20__verifast_instrumented_modified.c(51,11-12): Executing statement
  0.068425s: ps4_ll_valuebound20__verifast_instrumented_modified.c(52,11-12): Executing statement
  0.068439s: ps4_ll_valuebound20__verifast_instrumented_modified.c(53,11-12): Executing statement
  0.068460s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Consuming assertion
  0.068490s: Z3 query (and (= (+ (+ c0 1) (* (+ c0 1) (+ y0 1))) (+ (+ y0 1) (* (+ y0 1) (+ y0 1))))
     (= (+ (* (+ c0 1) 2) (* (+ c0 1) (+ y0 1)))
        (+ (* (+ y0 1) 2) (* (+ y0 1) (+ y0 1))))
     (= (+ (* (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) (+ y0 1))
           (* (+ y0 1) (+ y0 1))
           (* (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) 2))
        (* (+ (* (* (+ y0 1) (+ y0 1)) (+ y0 1)) x0) 4))
     (or (< (+ c0 1) k0) (= (* (+ y0 1) (+ y0 1)) (* k0 (+ y0 1))))) returns true: 0.000605 seconds
  0.069550s: ps4_ll_valuebound20__verifast_instrumented_modified.c(54,5-6): Cleaning up dummy fraction chunks
  0.069571s: ps4_ll_valuebound20__verifast_instrumented_modified.c(54,5-6): Leak check.
  0.069593s: Z3 assume (not (= (- (- (- (* 4 x0) (* (* y0 y0) y0 y0)) (* 2 y0 y0 y0)) (* y0 y0)) 0)): 0.000028 seconds
  0.069749s: Z3 assume (not (not (= 1 0))): 0.000004 seconds
  0.069807s: Z3 assume (not (<= 0 k0)): 0.000416 seconds
  0.070256s: Z3 assume false: 0.000007 seconds
  0.070277s: Z3 assume (not false): 0.000397 seconds
  0.070695s: ps4_ll_valuebound20__verifast_instrumented_modified.c(38,5-24): Verifying call
  0.070716s: ps4_ll_valuebound20__verifast_instrumented_modified.c(12,49-53): Consuming assertion
  0.070724s: Z3 query true returns true: 0.000009 seconds
  0.070745s: ps4_ll_valuebound20__verifast_instrumented_modified.c(13,13-17): Producing assertion
  0.070756s: Z3 assume true: 0.000390 seconds
  0.071158s: ps4_ll_valuebound20__verifast_instrumented_modified.c(40,7-8): Executing statement
  0.071174s: ps4_ll_valuebound20__verifast_instrumented_modified.c(41,7-8): Executing statement
  0.071185s: ps4_ll_valuebound20__verifast_instrumented_modified.c(42,7-8): Executing statement
  0.071201s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,5-10): Executing statement
  0.071232s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Consuming assertion
  0.071254s: Z3 query (and (= (+ 0 (* 0 0)) (+ 0 (* 0 0)))
     (= (+ (* 0 2) (* 0 0)) (+ (* 0 2) (* 0 0)))
     (= (+ (* (* (* 0 0) 0) 0) (* 0 0) (* (* (* 0 0) 0) 2)) (* 0 4))
     (or (< 0 k0) (= (* 0 0) (* k0 0)))) returns true: 0.000020 seconds
  0.071541s: ps4_ll_valuebound20__verifast_instrumented_modified.c(44,296-298): Producing assertion