./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/parallel-ticket-5.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d8006e4b Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c ./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/parallel-ticket-5.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-d8006e4-m [2024-02-05 10:34:06,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-05 10:34:06,496 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-05 10:34:06,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-05 10:34:06,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-05 10:34:06,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-05 10:34:06,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-05 10:34:06,531 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-05 10:34:06,531 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-05 10:34:06,535 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-05 10:34:06,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-05 10:34:06,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-05 10:34:06,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-05 10:34:06,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-05 10:34:06,538 INFO L153 SettingsManager]: * Use SBE=true [2024-02-05 10:34:06,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-05 10:34:06,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-05 10:34:06,538 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-05 10:34:06,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-05 10:34:06,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-05 10:34:06,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-05 10:34:06,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-05 10:34:06,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-05 10:34:06,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-05 10:34:06,540 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-05 10:34:06,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-05 10:34:06,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-05 10:34:06,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-05 10:34:06,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-05 10:34:06,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-05 10:34:06,543 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-05 10:34:06,543 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-05 10:34:06,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:34:06,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-05 10:34:06,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-05 10:34:06,544 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-05 10:34:06,544 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-05 10:34:06,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-05 10:34:06,545 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-05 10:34:06,545 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-05 10:34:06,545 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-05 10:34:06,546 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-05 10:34:06,546 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-05 10:34:06,546 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-05 10:34:06,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-05 10:34:06,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-05 10:34:06,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-05 10:34:06,865 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-05 10:34:06,866 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-05 10:34:06,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/parallel-ticket-5.wvr.yml/witness.yml [2024-02-05 10:34:07,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-05 10:34:07,016 INFO L274 PluginConnector]: CDTParser initialized [2024-02-05 10:34:07,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2024-02-05 10:34:08,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-05 10:34:08,421 INFO L384 CDTParser]: Found 1 translation units. [2024-02-05 10:34:08,421 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2024-02-05 10:34:08,428 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c81ede9f/1b7ea60924e74e8bbf166daeeea61821/FLAGc795226c4 [2024-02-05 10:34:08,442 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c81ede9f/1b7ea60924e74e8bbf166daeeea61821 [2024-02-05 10:34:08,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-05 10:34:08,444 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-05 10:34:08,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-05 10:34:08,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-05 10:34:08,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-05 10:34:08,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:34:07" (1/2) ... [2024-02-05 10:34:08,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2f6af8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:34:08, skipping insertion in model container [2024-02-05 10:34:08,451 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:34:07" (1/2) ... [2024-02-05 10:34:08,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2077548f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:34:08, skipping insertion in model container [2024-02-05 10:34:08,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:34:08" (2/2) ... [2024-02-05 10:34:08,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2f6af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08, skipping insertion in model container [2024-02-05 10:34:08,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:34:08" (2/2) ... [2024-02-05 10:34:08,453 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-05 10:34:08,517 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-05 10:34:08,518 INFO L101 nessWitnessExtractor]: Location invariant before [L114-L114] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,518 INFO L101 nessWitnessExtractor]: Location invariant before [L132-L132] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,518 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,518 INFO L101 nessWitnessExtractor]: Location invariant before [L147-L147] ((((m5 == 0) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L133-L133] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L123-L123] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L103-L103] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L104-L104] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L129-L129] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,519 INFO L101 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] ((x == 1) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L124-L124] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L92-L92] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L148-L148] (((s == 0) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,520 INFO L101 nessWitnessExtractor]: Location invariant before [L76-L76] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,521 INFO L101 nessWitnessExtractor]: Location invariant before [L128-L128] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,521 INFO L101 nessWitnessExtractor]: Location invariant before [L149-L149] ((t == 0) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,521 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,521 INFO L101 nessWitnessExtractor]: Location invariant before [L131-L131] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,521 INFO L101 nessWitnessExtractor]: Location invariant before [L122-L122] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L112-L112] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L144-L144] (((((((m2 == 0) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L156-L156] b == (_Bool)0 || b == (_Bool)1 [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L108-L108] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L89-L89] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,522 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,523 INFO L101 nessWitnessExtractor]: Location invariant before [L90-L90] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,523 INFO L101 nessWitnessExtractor]: Location invariant before [L54-L54] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,523 INFO L101 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,523 INFO L101 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,523 INFO L101 nessWitnessExtractor]: Location invariant before [L145-L145] ((((((m3 == 0) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,524 INFO L101 nessWitnessExtractor]: Location invariant before [L113-L113] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,524 INFO L101 nessWitnessExtractor]: Location invariant before [L146-L146] (((((m4 == 0) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L127-L127] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L71-L71] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,525 INFO L101 nessWitnessExtractor]: Location invariant before [L86-L86] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L109-L109] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L73-L73] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,526 INFO L101 nessWitnessExtractor]: Location invariant before [L111-L111] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-05 10:34:08,527 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,527 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,527 INFO L101 nessWitnessExtractor]: Location invariant before [L150-L150] (x == 0) && (b == (_Bool)0) [2024-02-05 10:34:08,527 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,528 INFO L101 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,528 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L154-L154] b == (_Bool)0 || b == (_Bool)1 [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] ((x == 0) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L85-L85] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,529 INFO L101 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L134-L134] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L151-L151] b == (_Bool)0 [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L136-L136] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L95-L95] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,530 INFO L101 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L74-L74] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L143-L143] ((((((((m1 == 0) && (m2 == 0)) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L44-L44] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L105-L105] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L130-L130] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L65-L65] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L45-L45] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,531 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,532 INFO L101 nessWitnessExtractor]: Location invariant before [L43-L43] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-05 10:34:08,532 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,532 INFO L101 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-02-05 10:34:08,553 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-02-05 10:34:08,739 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c[4028,4041] [2024-02-05 10:34:08,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:34:08,749 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-05 10:34:08,839 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c[4028,4041] [2024-02-05 10:34:08,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:34:08,851 INFO L208 MainTranslator]: Completed translation [2024-02-05 10:34:08,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08 WrapperNode [2024-02-05 10:34:08,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-05 10:34:08,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-05 10:34:08,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-05 10:34:08,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-05 10:34:08,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,867 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,899 INFO L138 Inliner]: procedures = 24, calls = 85, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 335 [2024-02-05 10:34:08,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-05 10:34:08,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-05 10:34:08,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-05 10:34:08,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-05 10:34:08,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,913 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,933 INFO L175 MemorySlicer]: Split 12 memory accesses to 6 slices as follows [2, 2, 2, 2, 2, 2]. 17 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 5 writes are split as follows [0, 1, 1, 1, 1, 1]. [2024-02-05 10:34:08,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-05 10:34:08,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-05 10:34:08,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-05 10:34:08,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-05 10:34:08,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (1/1) ... [2024-02-05 10:34:08,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:34:08,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-05 10:34:09,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-05 10:34:09,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-05 10:34:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-05 10:34:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-05 10:34:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-05 10:34:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-05 10:34:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-05 10:34:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-05 10:34:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-05 10:34:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-05 10:34:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-05 10:34:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-05 10:34:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-05 10:34:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-05 10:34:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-05 10:34:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-05 10:34:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-05 10:34:09,095 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-05 10:34:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-05 10:34:09,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-05 10:34:09,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-05 10:34:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-05 10:34:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-05 10:34:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-05 10:34:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-05 10:34:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-05 10:34:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-05 10:34:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-05 10:34:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-05 10:34:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-05 10:34:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-05 10:34:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-05 10:34:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-05 10:34:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-05 10:34:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-05 10:34:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-05 10:34:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-05 10:34:09,100 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-05 10:34:09,239 INFO L244 CfgBuilder]: Building ICFG [2024-02-05 10:34:09,241 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-05 10:34:09,747 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-05 10:34:09,748 INFO L293 CfgBuilder]: Performing block encoding [2024-02-05 10:34:10,015 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-05 10:34:10,016 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-05 10:34:10,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:34:10 BoogieIcfgContainer [2024-02-05 10:34:10,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-05 10:34:10,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-05 10:34:10,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-05 10:34:10,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-05 10:34:10,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:34:07" (1/4) ... [2024-02-05 10:34:10,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c99618 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 05.02 10:34:10, skipping insertion in model container [2024-02-05 10:34:10,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:34:08" (2/4) ... [2024-02-05 10:34:10,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c99618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:34:10, skipping insertion in model container [2024-02-05 10:34:10,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:34:08" (3/4) ... [2024-02-05 10:34:10,022 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c99618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:34:10, skipping insertion in model container [2024-02-05 10:34:10,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:34:10" (4/4) ... [2024-02-05 10:34:10,023 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-5.wvr.c [2024-02-05 10:34:10,038 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-05 10:34:10,039 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-02-05 10:34:10,039 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-05 10:34:10,136 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-02-05 10:34:10,161 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 191 places, 175 transitions, 385 flow [2024-02-05 10:34:10,220 INFO L124 PetriNetUnfolderBase]: 0/170 cut-off events. [2024-02-05 10:34:10,220 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-02-05 10:34:10,222 INFO L83 FinitePrefix]: Finished finitePrefix Result has 191 conditions, 170 events. 0/170 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 701 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-05 10:34:10,226 INFO L82 GeneralOperation]: Start removeDead. Operand has 191 places, 175 transitions, 385 flow [2024-02-05 10:34:10,235 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 185 places, 169 transitions, 368 flow [2024-02-05 10:34:10,247 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-05 10:34:10,253 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6bad76a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-05 10:34:10,254 INFO L358 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-02-05 10:34:10,257 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-05 10:34:10,257 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-05 10:34:10,258 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-05 10:34:10,258 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:34:10,258 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-05 10:34:10,259 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-02-05 10:34:10,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:34:10,264 INFO L85 PathProgramCache]: Analyzing trace with hash 26872, now seen corresponding path program 1 times [2024-02-05 10:34:10,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:34:10,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828587866] [2024-02-05 10:34:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:34:10,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:34:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:34:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-05 10:34:10,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:34:10,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828587866] [2024-02-05 10:34:10,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828587866] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:34:10,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:34:10,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-05 10:34:10,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485861538] [2024-02-05 10:34:10,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:34:10,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-05 10:34:10,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:34:10,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-05 10:34:10,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-05 10:34:10,714 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 58 out of 175 [2024-02-05 10:34:10,716 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 169 transitions, 368 flow. Second operand has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-05 10:34:10,717 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:34:10,717 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 58 of 175 [2024-02-05 10:34:10,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand