./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.2024-01-24_13-31-21.files/SV-COMP24_unreach-call/parallel-bakery-2.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-bakery-2.wvr.c ./goblint.2024-01-24_13-31-21.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-dev-d8006e4-m [2024-02-05 10:33:05,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-05 10:33:05,911 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-05 10:33:05,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-05 10:33:05,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-05 10:33:05,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-05 10:33:05,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-05 10:33:05,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-05 10:33:05,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-05 10:33:05,943 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-05 10:33:05,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-05 10:33:05,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-05 10:33:05,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-05 10:33:05,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-05 10:33:05,946 INFO L153 SettingsManager]: * Use SBE=true [2024-02-05 10:33:05,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-05 10:33:05,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-05 10:33:05,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-05 10:33:05,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-05 10:33:05,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-05 10:33:05,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-05 10:33:05,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-05 10:33:05,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-05 10:33:05,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-05 10:33:05,948 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-05 10:33:05,948 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-05 10:33:05,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-05 10:33:05,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-05 10:33:05,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-05 10:33:05,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-05 10:33:05,950 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-05 10:33:05,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-05 10:33:05,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:33:05,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-05 10:33:05,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-05 10:33:05,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-05 10:33:05,951 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-05 10:33:05,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-05 10:33:05,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-05 10:33:05,952 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-05 10:33:05,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-05 10:33:05,952 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-05 10:33:05,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-05 10:33:05,952 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-05 10:33:06,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-05 10:33:06,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-05 10:33:06,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-05 10:33:06,182 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-05 10:33:06,182 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-05 10:33:06,183 INFO L431 ainManager$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-bakery-2.wvr.yml/witness.yml [2024-02-05 10:33:06,388 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-05 10:33:06,388 INFO L274 PluginConnector]: CDTParser initialized [2024-02-05 10:33:06,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-02-05 10:33:07,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-05 10:33:07,592 INFO L384 CDTParser]: Found 1 translation units. [2024-02-05 10:33:07,592 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-02-05 10:33:07,599 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317165444/1965310cf88b46a7bfd7deb0b9bf7b3b/FLAGcd11c0f3b [2024-02-05 10:33:07,614 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/317165444/1965310cf88b46a7bfd7deb0b9bf7b3b [2024-02-05 10:33:07,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-05 10:33:07,615 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-05 10:33:07,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-05 10:33:07,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-05 10:33:07,622 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-05 10:33:07,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:33:06" (1/2) ... [2024-02-05 10:33:07,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8a5c5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:33:07, skipping insertion in model container [2024-02-05 10:33:07,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:33:06" (1/2) ... [2024-02-05 10:33:07,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15dd2eae and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 05.02 10:33:07, skipping insertion in model container [2024-02-05 10:33:07,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:33:07" (2/2) ... [2024-02-05 10:33:07,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8a5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:07, skipping insertion in model container [2024-02-05 10:33:07,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:33:07" (2/2) ... [2024-02-05 10:33:07,626 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-05 10:33:07,670 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-05 10:33:07,671 INFO L101 nessWitnessExtractor]: Location invariant before [L43-L43] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,671 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L99-L99] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L101-L101] (((-2147483647 <= i) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L44-L44] ((e1 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L83-L83] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L113-L113] ((((((e1 == (_Bool)0) && (e2 == (_Bool)0)) && (n1 == 0)) && (n2 == 0)) && (i == 0)) && (i1 == 0)) && (i2 == 0) [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L85-L85] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,672 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L97-L97] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] ((((unsigned long )_argptr == 0UL) && (n1 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L50-L50] (((-2147483647 <= n1) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L92-L92] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,673 INFO L101 nessWitnessExtractor]: Location invariant before [L82-L82] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,674 INFO L101 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))) [2024-02-05 10:33:07,674 INFO L101 nessWitnessExtractor]: Location invariant before [L118-L118] (((i1 == 0) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,674 INFO L101 nessWitnessExtractor]: Location invariant before [L87-L87] ((e2 == (_Bool)0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-02-05 10:33:07,674 INFO L101 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,674 INFO L101 nessWitnessExtractor]: Location invariant before [L89-L89] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L81-L81] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L60-L60] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L124-L124] (e1 == (_Bool)0 || e1 == (_Bool)1) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L117-L117] ((((i == 0) && (i1 == 0)) && (i2 == 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,675 INFO L101 nessWitnessExtractor]: Location invariant before [L68-L68] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L76-L76] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L59-L59] ((((unsigned long )_argptr == 0UL) && (n2 != 0)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L98-L98] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L78-L78] ((e2 == (_Bool)1) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1) [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] (((-2147483647 <= i) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,676 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L104-L104] (((n2 == 0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L90-L90] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] (((-2147483647 <= n2) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] ((e1 == (_Bool)0) && ((unsigned long )_argptr == 0UL)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L119-L119] ((i2 == 0) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L86-L86] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 nessWitnessExtractor]: Location invariant before [L103-L103] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,677 INFO L101 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) [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L69] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L91-L91] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,678 INFO L101 nessWitnessExtractor]: Location invariant before [L106-L106] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,679 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,679 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,679 INFO L101 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) [2024-02-05 10:33:07,679 INFO L101 nessWitnessExtractor]: Location invariant before [L100-L100] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,679 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] (((n1 == 0) && ((unsigned long )_argptr == 0UL)) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,679 INFO L101 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) [2024-02-05 10:33:07,680 INFO L101 nessWitnessExtractor]: Location invariant before [L63-L63] (((unsigned long )_argptr == 0UL) && (e1 == (_Bool)0 || e1 == (_Bool)1)) && (e2 == (_Bool)0 || e2 == (_Bool)1) [2024-02-05 10:33:07,680 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] (unsigned long )_argptr == 0UL [2024-02-05 10:33:07,703 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-02-05 10:33:07,833 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] [2024-02-05 10:33:07,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:33:07,852 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 [2024-02-05 10:33:07,999 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] [2024-02-05 10:33:08,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-05 10:33:08,024 INFO L208 MainTranslator]: Completed translation [2024-02-05 10:33:08,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08 WrapperNode [2024-02-05 10:33:08,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-05 10:33:08,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-05 10:33:08,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-05 10:33:08,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-05 10:33:08,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,050 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,086 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2024-02-05 10:33:08,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-05 10:33:08,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-05 10:33:08,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-05 10:33:08,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-05 10:33:08,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,114 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,142 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]. [2024-02-05 10:33:08,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-05 10:33:08,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-05 10:33:08,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-05 10:33:08,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-05 10:33:08,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (1/1) ... [2024-02-05 10:33:08,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-05 10:33:08,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-05 10:33:08,202 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 10:33:08,203 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 10:33:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-05 10:33:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-05 10:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-05 10:33:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-05 10:33:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-05 10:33:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-05 10:33:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-05 10:33:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-05 10:33:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-05 10:33:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-05 10:33:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-05 10:33:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-05 10:33:08,236 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 10:33:08,307 INFO L244 CfgBuilder]: Building ICFG [2024-02-05 10:33:08,308 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-05 10:33:08,716 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-05 10:33:08,716 INFO L293 CfgBuilder]: Performing block encoding [2024-02-05 10:33:08,916 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-05 10:33:08,916 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-05 10:33:08,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:33:08 BoogieIcfgContainer [2024-02-05 10:33:08,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-05 10:33:08,920 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-05 10:33:08,920 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-05 10:33:08,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-05 10:33:08,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 05.02 10:33:06" (1/4) ... [2024-02-05 10:33:08,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af93c55 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 05.02 10:33:08, skipping insertion in model container [2024-02-05 10:33:08,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:33:07" (2/4) ... [2024-02-05 10:33:08,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af93c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:33:08, skipping insertion in model container [2024-02-05 10:33:08,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:33:08" (3/4) ... [2024-02-05 10:33:08,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6af93c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:33:08, skipping insertion in model container [2024-02-05 10:33:08,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.02 10:33:08" (4/4) ... [2024-02-05 10:33:08,926 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-bakery-2.wvr.c [2024-02-05 10:33:08,941 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-05 10:33:08,941 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2024-02-05 10:33:08,941 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-05 10:33:09,019 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-05 10:33:09,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 125 transitions, 264 flow [2024-02-05 10:33:09,103 INFO L124 PetriNetUnfolderBase]: 0/123 cut-off events. [2024-02-05 10:33:09,103 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-05 10:33:09,105 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. [2024-02-05 10:33:09,105 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 125 transitions, 264 flow [2024-02-05 10:33:09,110 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 122 transitions, 256 flow [2024-02-05 10:33:09,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-05 10:33:09,129 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;@4e2b7b2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-05 10:33:09,129 INFO L358 AbstractCegarLoop]: Starting to check reachability of 120 error locations. [2024-02-05 10:33:09,132 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-05 10:33:09,132 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-05 10:33:09,132 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-05 10:33:09,132 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:33:09,133 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-05 10:33:09,133 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 117 more)] === [2024-02-05 10:33:09,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:33:09,137 INFO L85 PathProgramCache]: Analyzing trace with hash 18821, now seen corresponding path program 1 times [2024-02-05 10:33:09,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:33:09,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481007589] [2024-02-05 10:33:09,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:33:09,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:33:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-05 10:33:09,498 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 10:33:09,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-05 10:33:09,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481007589] [2024-02-05 10:33:09,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481007589] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-05 10:33:09,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-05 10:33:09,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-05 10:33:09,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115849478] [2024-02-05 10:33:09,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-05 10:33:09,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-05 10:33:09,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-05 10:33:09,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-05 10:33:09,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-05 10:33:09,557 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 125 [2024-02-05 10:33:09,560 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) [2024-02-05 10:33:09,562 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-05 10:33:09,562 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 125 [2024-02-05 10:33:09,563 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-02-05 10:33:10,106 INFO L124 PetriNetUnfolderBase]: 1449/2966 cut-off events. [2024-02-05 10:33:10,107 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2024-02-05 10:33:10,112 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. [2024-02-05 10:33:10,125 INFO L140 encePairwiseOnDemand]: 110/125 looper letters, 66 selfloop transitions, 2 changer transitions 0/109 dead transitions. [2024-02-05 10:33:10,125 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 109 transitions, 366 flow [2024-02-05 10:33:10,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-05 10:33:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-02-05 10:33:10,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 210 transitions. [2024-02-05 10:33:10,135 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.56 [2024-02-05 10:33:10,136 INFO L175 Difference]: Start difference. First operand has 129 places, 122 transitions, 256 flow. Second operand 3 states and 210 transitions. [2024-02-05 10:33:10,137 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 109 transitions, 366 flow [2024-02-05 10:33:10,140 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 109 transitions, 358 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-02-05 10:33:10,143 INFO L231 Difference]: Finished difference. Result has 114 places, 109 transitions, 226 flow [2024-02-05 10:33:10,144 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} [2024-02-05 10:33:10,147 INFO L281 CegarLoopForPetriNet]: 129 programPoint places, -15 predicate places. [2024-02-05 10:33:10,147 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 109 transitions, 226 flow [2024-02-05 10:33:10,147 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) [2024-02-05 10:33:10,147 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-05 10:33:10,148 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-02-05 10:33:10,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-02-05 10:33:10,148 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 117 more)] === [2024-02-05 10:33:10,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-05 10:33:10,148 INFO L85 PathProgramCache]: Analyzing trace with hash 584060, now seen corresponding path program 1 times [2024-02-05 10:33:10,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-05 10:33:10,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583923297] [2024-02-05 10:33:10,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-05 10:33:10,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-05 10:33:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-05 10:33:10,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-05 10:33:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-05 10:33:10,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-05 10:33:10,175 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-02-05 10:33:10,177 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 120 remaining) [2024-02-05 10:33:10,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 120 remaining) [2024-02-05 10:33:10,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 120 remaining) [2024-02-05 10:33:10,178 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 120 remaining) [2024-02-05 10:33:10,179 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 120 remaining) [2024-02-05 10:33:10,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 120 remaining) [2024-02-05 10:33:10,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 120 remaining) [2024-02-05 10:33:10,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 120 remaining) [2024-02-05 10:33:10,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 120 remaining) [2024-02-05 10:33:10,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 120 remaining) [2024-02-05 10:33:10,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 120 remaining) [2024-02-05 10:33:10,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 120 remaining) [2024-02-05 10:33:10,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 120 remaining) [2024-02-05 10:33:10,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (56 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (55 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (54 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 120 remaining) [2024-02-05 10:33:10,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 120 remaining) [2024-02-05 10:33:10,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 120 remaining) [2024-02-05 10:33:10,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 120 remaining) [2024-02-05 10:33:10,192 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 120 remaining) [2024-02-05 10:33:10,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 120 remaining) [2024-02-05 10:33:10,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 120 remaining) [2024-02-05 10:33:10,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 120 remaining) [2024-02-05 10:33:10,193 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 120 remaining) [2024-02-05 10:33:10,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 120 remaining) [2024-02-05 10:33:10,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 120 remaining) [2024-02-05 10:33:10,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 120 remaining) [2024-02-05 10:33:10,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 120 remaining) [2024-02-05 10:33:10,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 120 remaining) [2024-02-05 10:33:10,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 120 remaining) [2024-02-05 10:33:10,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 120 remaining) [2024-02-05 10:33:10,201 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 120 remaining) [2024-02-05 10:33:10,202 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 120 remaining) [2024-02-05 10:33:10,203 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 120 remaining) [2024-02-05 10:33:10,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 120 remaining) [2024-02-05 10:33:10,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 120 remaining) [2024-02-05 10:33:10,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 120 remaining) [2024-02-05 10:33:10,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 120 remaining) [2024-02-05 10:33:10,204 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 120 remaining) [2024-02-05 10:33:10,205 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 120 remaining) [2024-02-05 10:33:10,206 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 120 remaining) [2024-02-05 10:33:10,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-02-05 10:33:10,206 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-02-05 10:33:10,213 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-02-05 10:33:10,213 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-02-05 10:33:10,228 INFO L503 ceAbstractionStarter]: Automizer considered 63 witness invariants [2024-02-05 10:33:10,229 INFO L504 ceAbstractionStarter]: WitnessConsidered=63 [2024-02-05 10:33:10,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 10:33:10 BasicIcfg [2024-02-05 10:33:10,230 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-02-05 10:33:10,231 INFO L158 Benchmark]: Toolchain (without parser) took 2615.22ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 101.3MB in the beginning and 98.2MB in the end (delta: 3.1MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,234 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 94.4MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-05 10:33:10,235 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-05 10:33:10,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.56ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 120.8MB in the end (delta: -19.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.50ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 118.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,235 INFO L158 Benchmark]: Boogie Preprocessor took 88.95ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,236 INFO L158 Benchmark]: RCFGBuilder took 740.78ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 99.9MB in the end (delta: 15.0MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,236 INFO L158 Benchmark]: TraceAbstraction took 1309.96ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.8MB in the beginning and 98.2MB in the end (delta: 609.3kB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-02-05 10:33:10,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 94.4MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.64ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 62.2MB in the end (delta: 79.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.56ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 120.8MB in the end (delta: -19.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.50ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 118.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.95ms. Allocated memory is still 151.0MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.78ms. Allocated memory is still 151.0MB. Free memory was 114.9MB in the beginning and 99.9MB in the end (delta: 15.0MB). Peak memory consumption was 80.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1309.96ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.8MB in the beginning and 98.2MB in the end (delta: 609.3kB). Peak memory consumption was 32.1MB. 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, 0.2s 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, 0.3s 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! [2024-02-05 10:33:10,286 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