./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-6.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-ticket-6.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-ticket-6.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-ticket-6.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 16:09:52,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:09:52,939 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:09:52,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:09:52,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:09:52,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:09:53,000 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:09:53,001 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:09:53,002 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:09:53,006 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:09:53,006 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:09:53,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:09:53,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:09:53,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:09:53,009 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:09:53,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:09:53,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:09:53,010 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:09:53,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:09:53,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:09:53,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:09:53,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:09:53,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:09:53,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:09:53,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:09:53,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:09:53,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:09:53,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:09:53,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:09:53,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:09:53,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:09:53,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:09:53,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:09:53,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:09:53,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:09:53,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:09:53,016 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:09:53,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:09:53,017 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:09:53,017 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:09:53,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:09:53,017 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:09:53,018 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:09:53,018 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:09:53,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:09:53,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:09:53,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:09:53,285 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:09:53,285 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:09:53,287 INFO L431 ainManager$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-ticket-6.wvr.yml/witness.yml [2024-01-31 16:09:53,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:09:53,478 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:09:53,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-01-31 16:09:54,585 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:09:54,775 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:09:54,776 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c [2024-01-31 16:09:54,782 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21f2b6a50/8027d60fddbf4d10bece8ede88263012/FLAG846f34d14 [2024-01-31 16:09:54,793 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21f2b6a50/8027d60fddbf4d10bece8ede88263012 [2024-01-31 16:09:54,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:09:54,795 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:09:54,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:54,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:09:54,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:09:54,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/2) ... [2024-01-31 16:09:54,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754170d3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:54, skipping insertion in model container [2024-01-31 16:09:54,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/2) ... [2024-01-31 16:09:54,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4dcd3ca2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:54, skipping insertion in model container [2024-01-31 16:09:54,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:54" (2/2) ... [2024-01-31 16:09:54,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754170d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:54, skipping insertion in model container [2024-01-31 16:09:54,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:54" (2/2) ... [2024-01-31 16:09:54,825 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:09:54,888 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:09:54,889 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,889 INFO L98 nessWitnessExtractor]: Location invariant before [L92-L92] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:54,889 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,890 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,890 INFO L98 nessWitnessExtractor]: Location invariant before [L150-L150] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,891 INFO L98 nessWitnessExtractor]: Location invariant before [L148-L148] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,891 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] ((x == 1) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,891 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,891 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,891 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,892 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,893 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,893 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,893 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] ((t == 0) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,893 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,893 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,894 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,895 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,896 INFO L98 nessWitnessExtractor]: Location invariant before [L167-L167] ((((m6 == 0) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,896 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L152-L152] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,897 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L146-L146] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:54,898 INFO L98 nessWitnessExtractor]: Location invariant before [L155-L155] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,899 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,899 INFO L98 nessWitnessExtractor]: Location invariant before [L171-L171] b == (_Bool)0 [2024-01-31 16:09:54,899 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,899 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] (x == 0) && (b == (_Bool)0) [2024-01-31 16:09:54,900 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] ((x == 0) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,900 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] (((((((m3 == 0) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,900 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,901 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,901 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,901 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,901 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (((s == 0) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L176-L176] b == (_Bool)0 || b == (_Bool)1 [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,902 INFO L98 nessWitnessExtractor]: Location invariant before [L165-L165] ((((((m4 == 0) && (m5 == 0)) && (m6 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,903 INFO L98 nessWitnessExtractor]: Location invariant before [L153-L153] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,904 INFO L98 nessWitnessExtractor]: Location invariant before [L143-L143] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,904 INFO L98 nessWitnessExtractor]: Location invariant before [L149-L149] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:54,904 INFO L98 nessWitnessExtractor]: Location invariant before [L123-L123] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,904 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,904 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L124-L124] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L163-L163] ((((((((m2 == 0) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L151-L151] (unsigned long )_argptr == 0UL [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L105-L105] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,905 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] (((((((((m1 == 0) && (m2 == 0)) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L174-L174] b == (_Bool)0 || b == (_Bool)1 [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L147-L147] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,906 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,907 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,907 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] (((((m5 == 0) && (m6 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:54,907 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:54,931 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:09:55,106 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c[4478,4491] [2024-01-31 16:09:55,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:55,121 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 16:09:55,264 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-6.wvr.c[4478,4491] [2024-01-31 16:09:55,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:55,289 INFO L208 MainTranslator]: Completed translation [2024-01-31 16:09:55,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55 WrapperNode [2024-01-31 16:09:55,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:55,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:55,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-31 16:09:55,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-31 16:09:55,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,362 INFO L138 Inliner]: procedures = 25, calls = 100, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 392 [2024-01-31 16:09:55,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:55,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-31 16:09:55,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-31 16:09:55,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-31 16:09:55,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,419 INFO L175 MemorySlicer]: Split 14 memory accesses to 7 slices as follows [2, 2, 2, 2, 2, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 1, 1]. [2024-01-31 16:09:55,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-31 16:09:55,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-31 16:09:55,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-31 16:09:55,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-31 16:09:55,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:09:55,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-31 16:09:55,494 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 16:09:55,499 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 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-31 16:09:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-31 16:09:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-01-31 16:09:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-31 16:09:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-31 16:09:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-31 16:09:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-31 16:09:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-31 16:09:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-31 16:09:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-01-31 16:09:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-31 16:09:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-31 16:09:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-31 16:09:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-31 16:09:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-31 16:09:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-31 16:09:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-31 16:09:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-31 16:09:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-31 16:09:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-31 16:09:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-31 16:09:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-31 16:09:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-31 16:09:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-31 16:09:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-01-31 16:09:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-01-31 16:09:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-01-31 16:09:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-01-31 16:09:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-01-31 16:09:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-31 16:09:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-31 16:09:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-31 16:09:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-31 16:09:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-31 16:09:55,540 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 16:09:55,669 INFO L244 CfgBuilder]: Building ICFG [2024-01-31 16:09:55,670 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-31 16:09:56,311 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-31 16:09:56,313 INFO L293 CfgBuilder]: Performing block encoding [2024-01-31 16:09:56,558 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-31 16:09:56,559 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-31 16:09:56,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:56 BoogieIcfgContainer [2024-01-31 16:09:56,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-31 16:09:56,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-31 16:09:56,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-31 16:09:56,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-31 16:09:56,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/4) ... [2024-01-31 16:09:56,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e41bbe0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:09:56, skipping insertion in model container [2024-01-31 16:09:56,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:09:54" (2/4) ... [2024-01-31 16:09:56,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e41bbe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:09:56, skipping insertion in model container [2024-01-31 16:09:56,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (3/4) ... [2024-01-31 16:09:56,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e41bbe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:09:56, skipping insertion in model container [2024-01-31 16:09:56,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:56" (4/4) ... [2024-01-31 16:09:56,573 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-6.wvr.c [2024-01-31 16:09:56,587 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-31 16:09:56,588 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 100 error locations. [2024-01-31 16:09:56,588 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-31 16:09:56,731 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-01-31 16:09:56,765 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 225 places, 206 transitions, 454 flow [2024-01-31 16:09:56,817 INFO L124 PetriNetUnfolderBase]: 0/200 cut-off events. [2024-01-31 16:09:56,817 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-01-31 16:09:56,818 INFO L83 FinitePrefix]: Finished finitePrefix Result has 225 conditions, 200 events. 0/200 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 875 event pairs, 0 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-31 16:09:56,819 INFO L82 GeneralOperation]: Start removeDead. Operand has 225 places, 206 transitions, 454 flow [2024-01-31 16:09:56,825 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 218 places, 199 transitions, 434 flow [2024-01-31 16:09:56,831 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-31 16:09:56,836 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;@6444b0de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-31 16:09:56,837 INFO L358 AbstractCegarLoop]: Starting to check reachability of 193 error locations. [2024-01-31 16:09:56,838 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-31 16:09:56,839 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-31 16:09:56,839 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:09:56,839 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:56,839 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-31 16:09:56,840 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 190 more)] === [2024-01-31 16:09:56,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:56,843 INFO L85 PathProgramCache]: Analyzing trace with hash 33361, now seen corresponding path program 1 times [2024-01-31 16:09:56,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:56,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256240691] [2024-01-31 16:09:56,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:56,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:57,177 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 16:09:57,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:57,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256240691] [2024-01-31 16:09:57,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256240691] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:57,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:57,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-31 16:09:57,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472584077] [2024-01-31 16:09:57,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:57,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-31 16:09:57,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:57,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-31 16:09:57,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-31 16:09:57,222 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 206 [2024-01-31 16:09:57,224 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 199 transitions, 434 flow. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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 16:09:57,225 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:57,225 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 206 [2024-01-31 16:09:57,226 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand