./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-ticket-5.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3d25acf6 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-ticket-5.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-3d25acf-m [2024-01-30 14:24:21,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-30 14:24:21,584 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-30 14:24:21,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-30 14:24:21,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-30 14:24:21,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-30 14:24:21,623 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-30 14:24:21,624 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-30 14:24:21,625 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-30 14:24:21,628 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-30 14:24:21,629 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-30 14:24:21,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-30 14:24:21,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-30 14:24:21,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-30 14:24:21,631 INFO L153 SettingsManager]: * Use SBE=true [2024-01-30 14:24:21,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-30 14:24:21,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-30 14:24:21,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-30 14:24:21,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-30 14:24:21,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-30 14:24:21,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-30 14:24:21,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-30 14:24:21,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-30 14:24:21,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-30 14:24:21,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-30 14:24:21,637 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-30 14:24:21,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-30 14:24:21,638 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-30 14:24:21,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-30 14:24:21,639 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-30 14:24:21,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-30 14:24:21,640 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-30 14:24:21,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:24:21,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-30 14:24:21,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-30 14:24:21,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-30 14:24:21,642 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-30 14:24:21,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-30 14:24:21,642 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-30 14:24:21,642 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-30 14:24:21,643 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-30 14:24:21,643 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-30 14:24:21,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-30 14:24:21,643 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-30 14:24:21,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-30 14:24:21,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-30 14:24:21,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-30 14:24:21,957 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-30 14:24:21,958 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-30 14:24:21,959 INFO L431 ainManager$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-5.wvr.yml/witness.yml [2024-01-30 14:24:22,141 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-30 14:24:22,141 INFO L274 PluginConnector]: CDTParser initialized [2024-01-30 14:24:22,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2024-01-30 14:24:23,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-30 14:24:23,498 INFO L384 CDTParser]: Found 1 translation units. [2024-01-30 14:24:23,499 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2024-01-30 14:24:23,505 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744a19867/9e696bb2752b4caaa661879e243ac85b/FLAGae2d2769f [2024-01-30 14:24:23,516 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/744a19867/9e696bb2752b4caaa661879e243ac85b [2024-01-30 14:24:23,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-30 14:24:23,518 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-30 14:24:23,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-30 14:24:23,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-30 14:24:23,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-30 14:24:23,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:24:22" (1/2) ... [2024-01-30 14:24:23,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4e47f8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:24:23, skipping insertion in model container [2024-01-30 14:24:23,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:24:22" (1/2) ... [2024-01-30 14:24:23,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65e14efb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 30.01 02:24:23, skipping insertion in model container [2024-01-30 14:24:23,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:24:23" (2/2) ... [2024-01-30 14:24:23,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4e47f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23, skipping insertion in model container [2024-01-30 14:24:23,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 02:24:23" (2/2) ... [2024-01-30 14:24:23,530 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-30 14:24:23,592 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-30 14:24:23,593 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-30 14:24:23,594 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] ((((((m3 == 0) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,594 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,594 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,594 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,594 INFO L98 nessWitnessExtractor]: Location invariant before [L92-L92] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] (x == 0) && (b == (_Bool)0) [2024-01-30 14:24:23,595 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L123-L123] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] ((x == 0) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L143-L143] ((((((((m1 == 0) && (m2 == 0)) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,596 INFO L98 nessWitnessExtractor]: Location invariant before [L144-L144] (((((((m2 == 0) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant after [L18-L19] (b == (_Bool)0) && (val == (_Bool)0 || val == (_Bool)1) [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant before [L151-L151] b == (_Bool)0 [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,597 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L147-L147] ((((m5 == 0) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L148-L148] (((s == 0) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,598 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L146-L146] (((((m4 == 0) && (m5 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,599 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,600 INFO L98 nessWitnessExtractor]: Location invariant before [L149-L149] ((t == 0) && (x == 0)) && (b == (_Bool)0) [2024-01-30 14:24:23,600 INFO L98 nessWitnessExtractor]: Location invariant before [L150-L150] (x == 0) && (b == (_Bool)0) [2024-01-30 14:24:23,600 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,600 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,600 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L105-L105] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,601 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,602 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,603 INFO L98 nessWitnessExtractor]: Location invariant before [L124-L124] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L156-L156] b == (_Bool)0 || b == (_Bool)1 [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,604 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,605 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] ((x == 1) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,606 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,607 INFO L98 nessWitnessExtractor]: Location invariant before [L154-L154] b == (_Bool)0 || b == (_Bool)1 [2024-01-30 14:24:23,608 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,608 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-30 14:24:23,627 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-30 14:24:23,768 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c[4028,4041] [2024-01-30 14:24:23,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:24:23,781 INFO L202 MainTranslator]: Completed pre-run [2024-01-30 14:24:23,794 WARN L424 MainDispatcher]: Unable to annotate __assert_fail(const char *__assertion, const char *__file, unsigned int __line, const char *__function) with a witness entry [2024-01-30 14:24:23,797 WARN L424 MainDispatcher]: Unable to annotate extern int pthread_create (pthread_t *__restrict __newthread, const pthread_attr_t *__restrict __attr, void *(*__start_routine) (void *), void *__restrict __arg) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 3))); with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-30 14:24:23,935 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c[4028,4041] [2024-01-30 14:24:23,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-30 14:24:23,956 INFO L206 MainTranslator]: Completed translation [2024-01-30 14:24:23,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23 WrapperNode [2024-01-30 14:24:23,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-30 14:24:23,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-30 14:24:23,958 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-30 14:24:23,958 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-30 14:24:23,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:23,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,016 INFO L138 Inliner]: procedures = 24, calls = 85, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 335 [2024-01-30 14:24:24,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-30 14:24:24,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-30 14:24:24,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-30 14:24:24,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-30 14:24:24,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,033 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,053 INFO L175 MemorySlicer]: Split 12 memory accesses to 6 slices as follows [2, 2, 2, 2, 2, 2]. 17 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0]. The 5 writes are split as follows [0, 1, 1, 1, 1, 1]. [2024-01-30 14:24:24,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-30 14:24:24,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-30 14:24:24,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-30 14:24:24,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-30 14:24:24,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (1/1) ... [2024-01-30 14:24:24,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-30 14:24:24,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-30 14:24:24,129 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) [2024-01-30 14:24:24,133 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 [2024-01-30 14:24:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-30 14:24:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-30 14:24:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-30 14:24:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-30 14:24:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-30 14:24:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-30 14:24:24,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-30 14:24:24,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-30 14:24:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-01-30 14:24:24,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-30 14:24:24,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-30 14:24:24,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-30 14:24:24,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-30 14:24:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-30 14:24:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-30 14:24:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-30 14:24:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-30 14:24:24,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-30 14:24:24,178 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-30 14:24:24,285 INFO L244 CfgBuilder]: Building ICFG [2024-01-30 14:24:24,287 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-30 14:24:24,917 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-30 14:24:24,917 INFO L293 CfgBuilder]: Performing block encoding [2024-01-30 14:24:25,269 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-30 14:24:25,269 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-30 14:24:25,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:24:25 BoogieIcfgContainer [2024-01-30 14:24:25,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-30 14:24:25,275 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-30 14:24:25,275 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-30 14:24:25,278 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-30 14:24:25,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 30.01 02:24:22" (1/4) ... [2024-01-30 14:24:25,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289b554b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 30.01 02:24:25, skipping insertion in model container [2024-01-30 14:24:25,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 02:24:23" (2/4) ... [2024-01-30 14:24:25,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289b554b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:24:25, skipping insertion in model container [2024-01-30 14:24:25,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 02:24:23" (3/4) ... [2024-01-30 14:24:25,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289b554b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 02:24:25, skipping insertion in model container [2024-01-30 14:24:25,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 02:24:25" (4/4) ... [2024-01-30 14:24:25,284 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-5.wvr.c [2024-01-30 14:24:25,305 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-30 14:24:25,305 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 85 error locations. [2024-01-30 14:24:25,306 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-30 14:24:25,450 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-01-30 14:24:25,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 191 places, 175 transitions, 385 flow [2024-01-30 14:24:25,558 INFO L124 PetriNetUnfolderBase]: 0/170 cut-off events. [2024-01-30 14:24:25,558 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-01-30 14:24:25,560 INFO L83 FinitePrefix]: Finished finitePrefix Result has 191 conditions, 170 events. 0/170 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 701 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-30 14:24:25,561 INFO L82 GeneralOperation]: Start removeDead. Operand has 191 places, 175 transitions, 385 flow [2024-01-30 14:24:25,571 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 185 places, 169 transitions, 368 flow [2024-01-30 14:24:25,589 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-30 14:24:25,596 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;@11d76eb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-30 14:24:25,597 INFO L358 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-01-30 14:24:25,601 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-30 14:24:25,601 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-30 14:24:25,601 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-30 14:24:25,602 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-30 14:24:25,602 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-30 14:24:25,603 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 160 more)] === [2024-01-30 14:24:25,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-30 14:24:25,607 INFO L85 PathProgramCache]: Analyzing trace with hash 26872, now seen corresponding path program 1 times [2024-01-30 14:24:25,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-30 14:24:25,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855227530] [2024-01-30 14:24:25,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-30 14:24:25,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-30 14:24:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-30 14:24:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-30 14:24:25,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-30 14:24:25,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855227530] [2024-01-30 14:24:25,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855227530] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-30 14:24:25,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-30 14:24:25,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-30 14:24:25,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805555280] [2024-01-30 14:24:25,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-30 14:24:25,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-30 14:24:25,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-30 14:24:25,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-30 14:24:25,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-30 14:24:26,028 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 58 out of 175 [2024-01-30 14:24:26,032 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 169 transitions, 368 flow. Second operand has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-30 14:24:26,032 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-30 14:24:26,032 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 58 of 175 [2024-01-30 14:24:26,033 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand