./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-bakery-2.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fced0e87 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-bakery-2.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-bakery-2.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-wip.fs.extract-columns-fced0e8-m [2024-01-31 16:08:49,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:08:50,076 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:08:50,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:08:50,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:08:50,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:08:50,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:08:50,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:08:50,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:08:50,098 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:08:50,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:08:50,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:08:50,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:08:50,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:08:50,099 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:08:50,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:08:50,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:08:50,100 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:08:50,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:08:50,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:08:50,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:08:50,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:08:50,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:08:50,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:08:50,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:08:50,103 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:08:50,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:08:50,103 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:08:50,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:08:50,104 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:08:50,104 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:08:50,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:08:50,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:08:50,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:08:50,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:08:50,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:08:50,106 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:08:50,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:08:50,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:08:50,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:08:50,107 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:08:50,107 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:08:50,107 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:08:50,108 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:08:50,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:08:50,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:08:50,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:08:50,378 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:08:50,378 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:08:50,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-01-31 16:08:51,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:08:51,710 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:08:51,711 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-01-31 16:08:51,720 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cab7940c/09b56729f60c4d56a2055ff82116d0b3/FLAG6ea05a9e9 [2024-01-31 16:08:51,732 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cab7940c/09b56729f60c4d56a2055ff82116d0b3 [2024-01-31 16:08:51,735 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:08:51,736 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:08:51,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-bakery-2.wvr.yml/witness.yml [2024-01-31 16:08:51,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:08:51,920 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:08:51,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:08:51,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:08:51,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:08:51,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:08:51" (1/2) ... [2024-01-31 16:08:51,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a1de9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:08:51, skipping insertion in model container [2024-01-31 16:08:51,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:08:51" (1/2) ... [2024-01-31 16:08:51,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fb9d74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:08:51, skipping insertion in model container [2024-01-31 16:08:51,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:08:51" (2/2) ... [2024-01-31 16:08:51,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a1de9d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:51, skipping insertion in model container [2024-01-31 16:08:51,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:08:51" (2/2) ... [2024-01-31 16:08:51,941 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:08:52,007 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:08:52,008 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,008 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L106-L106] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,009 INFO L98 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] ((e1 == (_Bool)0) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,010 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] (i == 0) && ((e1 == (_Bool)0 && (e2 == (_Bool)0 || (e2 == (_Bool)0 || e2 == (_Bool)1))) || ((e1 == (_Bool)0 || e1 == (_Bool)1) && (e2 == (_Bool)0 || e2 == (_Bool)1))) [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L92-L92] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,011 INFO L98 nessWitnessExtractor]: Location invariant before [L87-L87] ((e2 == (_Bool)0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-01-31 16:08:52,012 INFO L98 nessWitnessExtractor]: Location invariant before [L68-L68] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,012 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,012 INFO L98 nessWitnessExtractor]: Location invariant before [L118-L118] (((i1 == 0) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,012 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (((-2147483647 <= i) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L124-L124] (e1 == (_Bool)0 || e1 == (_Bool)1) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] ((e2 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] ((((((n1 == 0) && (n2 == 0)) && (i == 0)) && (i1 == 0)) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,013 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] ((((((e2 == (_Bool)0) && (n1 == 0)) && (n2 == 0)) && (i == 0)) && (i1 == 0)) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-01-31 16:08:52,014 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,014 INFO L98 nessWitnessExtractor]: Location invariant before [L119-L119] ((i2 == 0) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,014 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,014 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,015 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,015 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,016 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,016 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] ((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (i == 0)) && (i1 == 0)) && (i2 == 0) [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L59-L59] ((((unsigned long )_argptr == 0UL) && (n2 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,017 INFO L98 nessWitnessExtractor]: Location invariant before [L116-L116] (((((n2 == 0) && (i == 0)) && (i1 == 0)) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L97-L97] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L101-L101] (((-2147483647 <= i) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] ((e1 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] ((((unsigned long )_argptr == 0UL) && (n1 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,018 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,019 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,019 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] (((n1 == 0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,019 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] ((((i == 0) && (i1 == 0)) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,020 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,020 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-31 16:08:52,020 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] (((-2147483647 <= n2) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,020 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,021 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,021 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] (((n2 == 0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,021 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (((-2147483647 <= n1) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-01-31 16:08:52,047 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:08:52,210 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-bakery-2.wvr.c[3538,3551] [2024-01-31 16:08:52,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:08:52,231 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 [2024-01-31 16:08:52,336 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-bakery-2.wvr.c[3538,3551] [2024-01-31 16:08:52,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:08:52,348 INFO L208 MainTranslator]: Completed translation [2024-01-31 16:08:52,349 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52 WrapperNode [2024-01-31 16:08:52,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:08:52,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-31 16:08:52,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-31 16:08:52,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-31 16:08:52,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,401 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2024-01-31 16:08:52,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-31 16:08:52,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-31 16:08:52,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-31 16:08:52,402 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-31 16:08:52,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,413 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,427 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-01-31 16:08:52,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-31 16:08:52,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-31 16:08:52,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-31 16:08:52,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-31 16:08:52,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (1/1) ... [2024-01-31 16:08:52,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:08:52,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-31 16:08:52,498 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) [2024-01-31 16:08:52,514 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 [2024-01-31 16:08:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-31 16:08:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-31 16:08:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-31 16:08:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-31 16:08:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-31 16:08:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-31 16:08:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-31 16:08:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-31 16:08:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-31 16:08:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-31 16:08:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-31 16:08:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-31 16:08:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-31 16:08:52,548 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-31 16:08:52,657 INFO L244 CfgBuilder]: Building ICFG [2024-01-31 16:08:52,659 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-31 16:08:53,106 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-31 16:08:53,109 INFO L293 CfgBuilder]: Performing block encoding [2024-01-31 16:08:53,340 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-31 16:08:53,340 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-31 16:08:53,341 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:08:53 BoogieIcfgContainer [2024-01-31 16:08:53,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-31 16:08:53,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-31 16:08:53,346 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-31 16:08:53,349 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-31 16:08:53,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:08:51" (1/4) ... [2024-01-31 16:08:53,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ccb63b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:08:53, skipping insertion in model container [2024-01-31 16:08:53,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:08:51" (2/4) ... [2024-01-31 16:08:53,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ccb63b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:08:53, skipping insertion in model container [2024-01-31 16:08:53,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:08:52" (3/4) ... [2024-01-31 16:08:53,351 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ccb63b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:08:53, skipping insertion in model container [2024-01-31 16:08:53,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:08:53" (4/4) ... [2024-01-31 16:08:53,353 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-2.wvr.c [2024-01-31 16:08:53,368 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-31 16:08:53,369 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2024-01-31 16:08:53,369 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-31 16:08:53,451 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-31 16:08:53,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 125 transitions, 264 flow [2024-01-31 16:08:53,556 INFO L124 PetriNetUnfolderBase]: 0/123 cut-off events. [2024-01-31 16:08:53,557 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-31 16:08:53,558 INFO L83 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 123 events. 0/123 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 289 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-31 16:08:53,559 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 125 transitions, 264 flow [2024-01-31 16:08:53,562 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 122 transitions, 256 flow [2024-01-31 16:08:53,569 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-31 16:08:53,575 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;@5a04cc7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-31 16:08:53,575 INFO L358 AbstractCegarLoop]: Starting to check reachability of 120 error locations. [2024-01-31 16:08:53,577 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-31 16:08:53,577 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-31 16:08:53,577 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:08:53,577 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:08:53,578 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-31 16:08:53,578 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 117 more)] === [2024-01-31 16:08:53,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:08:53,582 INFO L85 PathProgramCache]: Analyzing trace with hash 18821, now seen corresponding path program 1 times [2024-01-31 16:08:53,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:08:53,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988198779] [2024-01-31 16:08:53,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:08:53,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:08:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:08:53,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:08:53,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:08:53,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988198779] [2024-01-31 16:08:53,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988198779] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:08:53,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:08:53,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-31 16:08:53,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62938931] [2024-01-31 16:08:53,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:08:53,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-31 16:08:53,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:08:54,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-31 16:08:54,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-31 16:08:54,030 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 125 [2024-01-31 16:08:54,033 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 129 places, 122 transitions, 256 flow. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2024-01-31 16:08:54,035 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:08:54,036 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 125 [2024-01-31 16:08:54,037 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-31 16:08:54,603 INFO L124 PetriNetUnfolderBase]: 1449/2966 cut-off events. [2024-01-31 16:08:54,603 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2024-01-31 16:08:54,609 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5564 conditions, 2966 events. 1449/2966 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 22970 event pairs, 1449 based on Foata normal form. 0/1547 useless extension candidates. Maximal degree in co-relation 5320. Up to 2525 conditions per place. [2024-01-31 16:08:54,620 INFO L140 encePairwiseOnDemand]: 110/125 looper letters, 66 selfloop transitions, 2 changer transitions 0/109 dead transitions. [2024-01-31 16:08:54,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 109 transitions, 366 flow [2024-01-31 16:08:54,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-31 16:08:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-31 16:08:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 210 transitions. [2024-01-31 16:08:54,629 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.56 [2024-01-31 16:08:54,631 INFO L175 Difference]: Start difference. First operand has 129 places, 122 transitions, 256 flow. Second operand 3 states and 210 transitions. [2024-01-31 16:08:54,631 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 109 transitions, 366 flow [2024-01-31 16:08:54,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 109 transitions, 358 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-31 16:08:54,637 INFO L231 Difference]: Finished difference. Result has 114 places, 109 transitions, 226 flow [2024-01-31 16:08:54,638 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=125, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=226, PETRI_PLACES=114, PETRI_TRANSITIONS=109} [2024-01-31 16:08:54,640 INFO L281 CegarLoopForPetriNet]: 129 programPoint places, -15 predicate places. [2024-01-31 16:08:54,641 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 109 transitions, 226 flow [2024-01-31 16:08:54,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2024-01-31 16:08:54,641 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:08:54,641 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-31 16:08:54,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-31 16:08:54,642 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 117 more)] === [2024-01-31 16:08:54,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:08:54,642 INFO L85 PathProgramCache]: Analyzing trace with hash 584060, now seen corresponding path program 1 times [2024-01-31 16:08:54,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:08:54,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767011359] [2024-01-31 16:08:54,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:08:54,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:08:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:08:54,651 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-31 16:08:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-31 16:08:54,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-31 16:08:54,668 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-31 16:08:54,669 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 120 remaining) [2024-01-31 16:08:54,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 120 remaining) [2024-01-31 16:08:54,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 120 remaining) [2024-01-31 16:08:54,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 120 remaining) [2024-01-31 16:08:54,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 120 remaining) [2024-01-31 16:08:54,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 120 remaining) [2024-01-31 16:08:54,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 120 remaining) [2024-01-31 16:08:54,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 120 remaining) [2024-01-31 16:08:54,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 120 remaining) [2024-01-31 16:08:54,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 120 remaining) [2024-01-31 16:08:54,672 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 120 remaining) [2024-01-31 16:08:54,673 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 120 remaining) [2024-01-31 16:08:54,673 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 120 remaining) [2024-01-31 16:08:54,673 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 120 remaining) [2024-01-31 16:08:54,673 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 120 remaining) [2024-01-31 16:08:54,673 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 120 remaining) [2024-01-31 16:08:54,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 120 remaining) [2024-01-31 16:08:54,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 120 remaining) [2024-01-31 16:08:54,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 120 remaining) [2024-01-31 16:08:54,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 120 remaining) [2024-01-31 16:08:54,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 120 remaining) [2024-01-31 16:08:54,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 120 remaining) [2024-01-31 16:08:54,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 120 remaining) [2024-01-31 16:08:54,677 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 120 remaining) [2024-01-31 16:08:54,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 120 remaining) [2024-01-31 16:08:54,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 120 remaining) [2024-01-31 16:08:54,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 120 remaining) [2024-01-31 16:08:54,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 120 remaining) [2024-01-31 16:08:54,678 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 120 remaining) [2024-01-31 16:08:54,679 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 120 remaining) [2024-01-31 16:08:54,680 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 120 remaining) [2024-01-31 16:08:54,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 120 remaining) [2024-01-31 16:08:54,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 120 remaining) [2024-01-31 16:08:54,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (56 of 120 remaining) [2024-01-31 16:08:54,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 120 remaining) [2024-01-31 16:08:54,681 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 120 remaining) [2024-01-31 16:08:54,682 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 120 remaining) [2024-01-31 16:08:54,683 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 120 remaining) [2024-01-31 16:08:54,684 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 120 remaining) [2024-01-31 16:08:54,685 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 120 remaining) [2024-01-31 16:08:54,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 120 remaining) [2024-01-31 16:08:54,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 120 remaining) [2024-01-31 16:08:54,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 120 remaining) [2024-01-31 16:08:54,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 120 remaining) [2024-01-31 16:08:54,686 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 120 remaining) [2024-01-31 16:08:54,687 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 120 remaining) [2024-01-31 16:08:54,688 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 120 remaining) [2024-01-31 16:08:54,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 120 remaining) [2024-01-31 16:08:54,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 120 remaining) [2024-01-31 16:08:54,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-31 16:08:54,691 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-31 16:08:54,696 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-31 16:08:54,696 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-31 16:08:54,707 INFO L503 ceAbstractionStarter]: Automizer considered 63 witness invariants [2024-01-31 16:08:54,708 INFO L504 ceAbstractionStarter]: WitnessConsidered=63 [2024-01-31 16:08:54,708 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 04:08:54 BasicIcfg [2024-01-31 16:08:54,708 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-31 16:08:54,709 INFO L158 Benchmark]: Toolchain (without parser) took 2788.73ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 130.0MB in the beginning and 93.1MB in the end (delta: 36.9MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,709 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:08:54,709 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:08:54,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.17ms. Allocated memory is still 159.4MB. Free memory was 130.0MB in the beginning and 104.2MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.67ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 100.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,710 INFO L158 Benchmark]: Boogie Preprocessor took 41.15ms. Allocated memory is still 159.4MB. Free memory was 100.9MB in the beginning and 97.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,710 INFO L158 Benchmark]: RCFGBuilder took 897.46ms. Allocated memory is still 159.4MB. Free memory was 97.9MB in the beginning and 87.0MB in the end (delta: 10.9MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,710 INFO L158 Benchmark]: TraceAbstraction took 1362.87ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 87.0MB in the beginning and 93.1MB in the end (delta: -6.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-01-31 16:08:54,711 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.17ms. Allocated memory is still 159.4MB. Free memory was 130.0MB in the beginning and 104.2MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.67ms. Allocated memory is still 159.4MB. Free memory was 104.2MB in the beginning and 100.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.15ms. Allocated memory is still 159.4MB. Free memory was 100.9MB in the beginning and 97.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 897.46ms. Allocated memory is still 159.4MB. Free memory was 97.9MB in the beginning and 87.0MB in the end (delta: 10.9MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1362.87ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 87.0MB in the beginning and 93.1MB in the end (delta: -6.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 114]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] _Bool e1, e2; [L39] int n1, n2, i, i1, i2; [L110] pthread_t t1, t2; VAL [e1=0, e2=0, i=0, i=0, i=0, n1=0, n2=0, t1={3:0}, t2={5:0}] [L113] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]]]] [L113] e1 = __VERIFIER_nondet_bool() [L114] CodeAnnotStmt[Assertion[BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IdentifierExpression[e2],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[n2],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i1],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[i2],IntegerLiteral[0]]],BinaryExpression[LOGICOR,BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[0]]],BinaryExpression[COMPEQ,IdentifierExpression[e1],CastExpression[ACSLType[_Bool],IntegerLiteral[1]]]]]]] VAL [e1=2, e2=0, i=0, i=0, i=0, n1=0, n2=0, t1={3:0}, t2={5:0}] - UnprovableResult [Line: 42]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 50]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 51]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 52]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 55]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 57]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 59]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 60]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 70]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 72]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 83]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 89]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 91]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 96]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 97]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 98]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 101]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 102]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 103]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 104]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 106]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 113]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 115]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 116]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 117]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 118]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 119]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 122]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 124]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 125]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 124]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 224 locations, 120 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 127 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 8 mSDtfsCounter, 127 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-31 16:08:54,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE