./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-8.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-8.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 59af5db6 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-8.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/parallel-ticket-8.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-59af5db-m [2024-02-02 09:20:40,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-02 09:20:40,453 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-02-02 09:20:40,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-02 09:20:40,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-02 09:20:40,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-02 09:20:40,493 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-02 09:20:40,493 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-02 09:20:40,494 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-02 09:20:40,498 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-02 09:20:40,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-02-02 09:20:40,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-02-02 09:20:40,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-02 09:20:40,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-02 09:20:40,501 INFO L153 SettingsManager]: * Use SBE=true [2024-02-02 09:20:40,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-02 09:20:40,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-02-02 09:20:40,502 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-02 09:20:40,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-02 09:20:40,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-02 09:20:40,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-02 09:20:40,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-02-02 09:20:40,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-02-02 09:20:40,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-02-02 09:20:40,505 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-02 09:20:40,506 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-02 09:20:40,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-02 09:20:40,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-02 09:20:40,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-02 09:20:40,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-02 09:20:40,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-02-02 09:20:40,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-02-02 09:20:40,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:20:40,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-02 09:20:40,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-02-02 09:20:40,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-02-02 09:20:40,509 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-02 09:20:40,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-02-02 09:20:40,510 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-02 09:20:40,510 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-02-02 09:20:40,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-02-02 09:20:40,510 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-02-02 09:20:40,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-02-02 09:20:40,511 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-02-02 09:20:40,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-02 09:20:40,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-02 09:20:40,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-02 09:20:40,785 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-02-02 09:20:40,786 INFO L274 PluginConnector]: Witness Parser initialized [2024-02-02 09:20:40,787 INFO L431 ainManager$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-8.wvr.yml/witness.yml [2024-02-02 09:20:41,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-02 09:20:41,011 INFO L274 PluginConnector]: CDTParser initialized [2024-02-02 09:20:41,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-02 09:20:42,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-02 09:20:42,358 INFO L384 CDTParser]: Found 1 translation units. [2024-02-02 09:20:42,360 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-02 09:20:42,370 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/588b78403/db94f704372f4dbfbb41b12771c29618/FLAG8e20b3079 [2024-02-02 09:20:42,386 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/588b78403/db94f704372f4dbfbb41b12771c29618 [2024-02-02 09:20:42,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-02 09:20:42,389 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-02 09:20:42,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-02 09:20:42,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-02 09:20:42,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-02 09:20:42,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:20:41" (1/2) ... [2024-02-02 09:20:42,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40ce4211 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:20:42, skipping insertion in model container [2024-02-02 09:20:42,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:20:41" (1/2) ... [2024-02-02 09:20:42,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ceb26f9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 02.02 09:20:42, skipping insertion in model container [2024-02-02 09:20:42,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:20:42" (2/2) ... [2024-02-02 09:20:42,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40ce4211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:42, skipping insertion in model container [2024-02-02 09:20:42,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.02 09:20:42" (2/2) ... [2024-02-02 09:20:42,403 INFO L86 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-02-02 09:20:42,487 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-02-02 09:20:42,488 INFO L101 nessWitnessExtractor]: Location invariant before [L172-L172] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,489 INFO L101 nessWitnessExtractor]: Location invariant before [L86-L86] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,489 INFO L101 nessWitnessExtractor]: Location invariant before [L89-L89] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,489 INFO L101 nessWitnessExtractor]: Location invariant before [L143-L143] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,489 INFO L101 nessWitnessExtractor]: Location invariant before [L155-L155] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,489 INFO L101 nessWitnessExtractor]: Location invariant before [L109-L109] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L114-L114] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L183-L183] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L103-L103] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,490 INFO L101 nessWitnessExtractor]: Location invariant before [L188-L188] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L73-L73] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L193-L193] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L204-L204] (((((((m5 == 0) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L171-L171] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,491 INFO L101 nessWitnessExtractor]: Location invariant before [L186-L186] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,492 INFO L101 nessWitnessExtractor]: Location invariant before [L71-L71] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,492 INFO L101 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,492 INFO L101 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L142-L142] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L211-L211] b == (_Bool)0 [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L129-L129] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,493 INFO L101 nessWitnessExtractor]: Location invariant before [L214-L214] b == (_Bool)0 || b == (_Bool)1 [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L43-L43] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L152-L152] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L127-L127] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L136-L136] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,494 INFO L101 nessWitnessExtractor]: Location invariant before [L181-L181] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,495 INFO L101 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,495 INFO L101 nessWitnessExtractor]: Location invariant before [L161-L161] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,495 INFO L101 nessWitnessExtractor]: Location invariant before [L187-L187] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,496 INFO L101 nessWitnessExtractor]: Location invariant before [L210-L210] (x == 0) && (b == (_Bool)0) [2024-02-02 09:20:42,496 INFO L101 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,497 INFO L101 nessWitnessExtractor]: Location invariant before [L96-L96] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,497 INFO L101 nessWitnessExtractor]: Location invariant before [L140-L140] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,497 INFO L101 nessWitnessExtractor]: Location invariant before [L128-L128] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,498 INFO L101 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,498 INFO L101 nessWitnessExtractor]: Location invariant before [L74-L74] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,498 INFO L101 nessWitnessExtractor]: Location invariant before [L207-L207] ((((m8 == 0) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,498 INFO L101 nessWitnessExtractor]: Location invariant before [L162-L162] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,498 INFO L101 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,499 INFO L101 nessWitnessExtractor]: Location invariant before [L112-L112] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,499 INFO L101 nessWitnessExtractor]: Location invariant before [L201-L201] ((((((((((m2 == 0) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,499 INFO L101 nessWitnessExtractor]: Location invariant before [L148-L148] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,499 INFO L101 nessWitnessExtractor]: Location invariant before [L189-L189] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,499 INFO L101 nessWitnessExtractor]: Location invariant before [L147-L147] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,500 INFO L101 nessWitnessExtractor]: Location invariant before [L184-L184] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,500 INFO L101 nessWitnessExtractor]: Location invariant before [L153-L153] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,500 INFO L101 nessWitnessExtractor]: Location invariant before [L168-L168] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,500 INFO L101 nessWitnessExtractor]: Location invariant before [L190-L190] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,501 INFO L101 nessWitnessExtractor]: Location invariant before [L159-L159] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,501 INFO L101 nessWitnessExtractor]: Location invariant before [L52-L52] ((x == 1) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L57-L57] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L216-L216] b == (_Bool)0 || b == (_Bool)1 [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L90-L90] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L164-L164] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,502 INFO L101 nessWitnessExtractor]: Location invariant before [L131-L131] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant before [L65-L65] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant before [L111-L111] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant before [L206-L206] (((((m7 == 0) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant before [L149-L149] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant after [L18-L19] (b == (_Bool)0) && (val == (_Bool)0 || val == (_Bool)1) [2024-02-02 09:20:42,503 INFO L101 nessWitnessExtractor]: Location invariant before [L146-L146] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L203-L203] ((((((((m4 == 0) && (m5 == 0)) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L208-L208] (((s == 0) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L132-L132] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L169-L169] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L180-L180] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,504 INFO L101 nessWitnessExtractor]: Location invariant before [L150-L150] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,505 INFO L101 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,505 INFO L101 nessWitnessExtractor]: Location invariant before [L205-L205] ((((((m6 == 0) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,505 INFO L101 nessWitnessExtractor]: Location invariant before [L113-L113] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L44-L44] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L55-L55] ((x == 0) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L108-L108] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L122-L122] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,506 INFO L101 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L185-L185] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L95-L95] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L174-L174] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L209-L209] ((t == 0) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,507 INFO L101 nessWitnessExtractor]: Location invariant before [L133-L133] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L130-L130] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L145-L145] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L76-L76] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L166-L166] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L70-L70] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,508 INFO L101 nessWitnessExtractor]: Location invariant before [L67-L67] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,509 INFO L101 nessWitnessExtractor]: Location invariant before [L179-L179] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,509 INFO L101 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,509 INFO L101 nessWitnessExtractor]: Location invariant before [L123-L123] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,509 INFO L101 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,509 INFO L101 nessWitnessExtractor]: Location invariant before [L49-L49] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,510 INFO L101 nessWitnessExtractor]: Location invariant before [L85-L85] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,510 INFO L101 nessWitnessExtractor]: Location invariant before [L178-L178] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,510 INFO L101 nessWitnessExtractor]: Location invariant before [L200-L200] (((((((((((m1 == 0) && (m2 == 0)) && (m3 == 0)) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,511 INFO L101 nessWitnessExtractor]: Location invariant before [L167-L167] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,511 INFO L101 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L45-L45] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L105-L105] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L165-L165] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L124-L124] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L151-L151] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,512 INFO L101 nessWitnessExtractor]: Location invariant before [L191-L191] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,513 INFO L101 nessWitnessExtractor]: Location invariant before [L54-L54] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,513 INFO L101 nessWitnessExtractor]: Location invariant before [L141-L141] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,513 INFO L101 nessWitnessExtractor]: Location invariant before [L170-L170] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L134-L134] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L104-L104] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L92-L92] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L51-L51] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,514 INFO L101 nessWitnessExtractor]: Location invariant before [L48-L48] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L202-L202] (((((((((m3 == 0) && (m4 == 0)) && (m5 == 0)) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L22-L25] (x == 0) && (b == (_Bool)0) [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L93-L93] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L160-L160] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,515 INFO L101 nessWitnessExtractor]: Location invariant before [L77-L77] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-02-02 09:20:42,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-02 09:20:42,776 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-8.wvr.c[5378,5391] [2024-02-02 09:20:42,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:20:42,800 INFO L202 MainTranslator]: Completed pre-run [2024-02-02 09:20:42,811 WARN L424 MainDispatcher]: Unable to annotate __assert_fail(const char *__assertion, const char *__file, unsigned int __line, const char *__function) with a witness entry [2024-02-02 09:20:42,813 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-02-02 09:20:43,030 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-8.wvr.c[5378,5391] [2024-02-02 09:20:43,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-02 09:20:43,048 INFO L206 MainTranslator]: Completed translation [2024-02-02 09:20:43,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43 WrapperNode [2024-02-02 09:20:43,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-02 09:20:43,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-02 09:20:43,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-02 09:20:43,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-02 09:20:43,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,116 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 506 [2024-02-02 09:20:43,117 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-02 09:20:43,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-02 09:20:43,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-02 09:20:43,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-02 09:20:43,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,135 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,173 INFO L175 MemorySlicer]: Split 18 memory accesses to 9 slices as follows [2, 2, 2, 2, 2, 2, 2, 2, 2]. 11 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-02-02 09:20:43,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-02 09:20:43,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-02 09:20:43,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-02 09:20:43,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-02 09:20:43,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (1/1) ... [2024-02-02 09:20:43,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-02-02 09:20:43,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-02 09:20:43,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-02-02 09:20:43,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-02-02 09:20:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-02 09:20:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-02 09:20:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-02-02 09:20:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-02-02 09:20:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-02-02 09:20:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-02-02 09:20:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-02-02 09:20:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-02-02 09:20:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-02-02 09:20:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-02-02 09:20:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-02-02 09:20:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-02-02 09:20:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-02-02 09:20:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-02-02 09:20:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-02-02 09:20:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-02-02 09:20:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-02-02 09:20:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-02-02 09:20:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-02-02 09:20:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-02-02 09:20:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-02 09:20:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-02 09:20:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-02 09:20:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-02 09:20:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-02 09:20:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-02 09:20:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-02 09:20:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-02-02 09:20:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-02-02 09:20:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-02-02 09:20:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-02-02 09:20:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-02-02 09:20:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-02 09:20:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-02 09:20:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-02 09:20:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-02 09:20:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-02-02 09:20:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-02-02 09:20:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2024-02-02 09:20:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2024-02-02 09:20:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-02 09:20:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-02 09:20:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-02 09:20:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-02 09:20:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-02 09:20:43,313 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-02 09:20:43,450 INFO L244 CfgBuilder]: Building ICFG [2024-02-02 09:20:43,453 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-02 09:20:44,275 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-02-02 09:20:44,276 INFO L293 CfgBuilder]: Performing block encoding [2024-02-02 09:20:44,719 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-02 09:20:44,719 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-02 09:20:44,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:20:44 BoogieIcfgContainer [2024-02-02 09:20:44,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-02 09:20:44,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-02-02 09:20:44,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-02-02 09:20:44,725 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-02-02 09:20:44,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 02.02 09:20:41" (1/4) ... [2024-02-02 09:20:44,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7ed870 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 02.02 09:20:44, skipping insertion in model container [2024-02-02 09:20:44,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.02 09:20:42" (2/4) ... [2024-02-02 09:20:44,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7ed870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:20:44, skipping insertion in model container [2024-02-02 09:20:44,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.02 09:20:43" (3/4) ... [2024-02-02 09:20:44,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7ed870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.02 09:20:44, skipping insertion in model container [2024-02-02 09:20:44,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.02 09:20:44" (4/4) ... [2024-02-02 09:20:44,728 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2024-02-02 09:20:44,746 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-02-02 09:20:44,746 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 130 error locations. [2024-02-02 09:20:44,746 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-02-02 09:20:44,958 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-02-02 09:20:45,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 293 places, 268 transitions, 592 flow [2024-02-02 09:20:45,153 INFO L124 PetriNetUnfolderBase]: 0/260 cut-off events. [2024-02-02 09:20:45,153 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-02 09:20:45,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 260 events. 0/260 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1234 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-02-02 09:20:45,156 INFO L82 GeneralOperation]: Start removeDead. Operand has 293 places, 268 transitions, 592 flow [2024-02-02 09:20:45,170 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 284 places, 259 transitions, 566 flow [2024-02-02 09:20:45,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-02-02 09:20:45,191 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;@68186dff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-02-02 09:20:45,192 INFO L358 AbstractCegarLoop]: Starting to check reachability of 253 error locations. [2024-02-02 09:20:45,194 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-02-02 09:20:45,194 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-02-02 09:20:45,194 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-02-02 09:20:45,195 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-02-02 09:20:45,195 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-02-02 09:20:45,195 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 250 more)] === [2024-02-02 09:20:45,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-02 09:20:45,202 INFO L85 PathProgramCache]: Analyzing trace with hash 42599, now seen corresponding path program 1 times [2024-02-02 09:20:45,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-02 09:20:45,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735480713] [2024-02-02 09:20:45,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-02 09:20:45,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-02 09:20:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-02 09:20:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-02 09:20:45,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-02 09:20:45,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735480713] [2024-02-02 09:20:45,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735480713] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-02 09:20:45,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-02 09:20:45,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-02 09:20:45,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413564511] [2024-02-02 09:20:45,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-02 09:20:45,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-02-02 09:20:45,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-02 09:20:45,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-02 09:20:45,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-02 09:20:45,762 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 268 [2024-02-02 09:20:45,766 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 259 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 3 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-02 09:20:45,767 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-02-02 09:20:45,767 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 268 [2024-02-02 09:20:45,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand