./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 fced0e87 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-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-wip.fs.extract-columns-fced0e8-m [2024-01-31 16:09:53,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:09:53,238 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:09:53,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:09:53,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:09:53,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:09:53,276 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:09:53,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:09:53,277 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:09:53,281 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:09:53,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:09:53,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:09:53,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:09:53,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:09:53,284 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:09:53,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:09:53,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:09:53,285 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:09:53,286 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:09:53,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:09:53,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:09:53,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:09:53,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:09:53,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:09:53,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:09:53,288 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:09:53,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:09:53,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:09:53,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:09:53,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:09:53,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:09:53,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:09:53,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:09:53,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:09:53,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:09:53,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:09:53,292 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:09:53,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:09:53,292 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:09:53,292 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:09:53,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:09:53,293 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:09:53,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:09:53,294 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:09:53,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:09:53,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:09:53,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:09:53,570 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:09:53,570 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:09:53,571 INFO L431 ainManager$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 [2024-01-31 16:09:53,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:09:53,800 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:09:53,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-01-31 16:09:54,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:09:55,139 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:09:55,140 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-01-31 16:09:55,146 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ffe82cb/047320216e6d4da5ba7b0575abf40a44/FLAG2e23b10d7 [2024-01-31 16:09:55,157 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35ffe82cb/047320216e6d4da5ba7b0575abf40a44 [2024-01-31 16:09:55,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:09:55,161 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:09:55,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:55,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:09:55,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:09:55,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/2) ... [2024-01-31 16:09:55,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39bae6f5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:55, skipping insertion in model container [2024-01-31 16:09:55,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/2) ... [2024-01-31 16:09:55,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@83130c0 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:09:55, skipping insertion in model container [2024-01-31 16:09:55,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:55" (2/2) ... [2024-01-31 16:09:55,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39bae6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55, skipping insertion in model container [2024-01-31 16:09:55,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:09:55" (2/2) ... [2024-01-31 16:09:55,171 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:09:55,282 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:09:55,283 INFO L98 nessWitnessExtractor]: Location invariant before [L143-L143] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,284 INFO L98 nessWitnessExtractor]: Location invariant before [L92-L92] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,284 INFO L98 nessWitnessExtractor]: Location invariant before [L102-L102] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,284 INFO L98 nessWitnessExtractor]: Location invariant before [L178-L178] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,284 INFO L98 nessWitnessExtractor]: Location invariant before [L107-L107] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,285 INFO L98 nessWitnessExtractor]: Location invariant before [L84-L84] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,285 INFO L98 nessWitnessExtractor]: Location invariant before [L115-L115] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,285 INFO L98 nessWitnessExtractor]: Location invariant before [L43-L43] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,285 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,285 INFO L98 nessWitnessExtractor]: Location invariant before [L96-L96] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L86-L86] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L129-L129] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L165-L165] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L208-L208] (((s == 0) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,286 INFO L98 nessWitnessExtractor]: Location invariant before [L211-L211] b == (_Bool)0 [2024-01-31 16:09:55,287 INFO L98 nessWitnessExtractor]: Location invariant before [L104-L104] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,287 INFO L98 nessWitnessExtractor]: Location invariant before [L189-L189] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,287 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,287 INFO L98 nessWitnessExtractor]: Location invariant before [L112-L112] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,287 INFO L98 nessWitnessExtractor]: Location invariant before [L136-L136] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L216-L216] b == (_Bool)0 || b == (_Bool)1 [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L161-L161] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L155-L155] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L94-L94] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,288 INFO L98 nessWitnessExtractor]: Location invariant before [L147-L147] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L188-L188] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L42-L42] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L48-L48] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L52-L52] ((x == 1) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L141-L141] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,289 INFO L98 nessWitnessExtractor]: Location invariant before [L126-L126] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,290 INFO L98 nessWitnessExtractor]: Location invariant before [L146-L146] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,290 INFO L98 nessWitnessExtractor]: Location invariant before [L117-L117] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,290 INFO L98 nessWitnessExtractor]: Location invariant before [L145-L145] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,290 INFO L98 nessWitnessExtractor]: Location invariant before [L171-L171] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,290 INFO L98 nessWitnessExtractor]: Location invariant before [L149-L149] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,291 INFO L98 nessWitnessExtractor]: Location invariant before [L110-L110] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L174-L174] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L172-L172] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L132-L132] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L127-L127] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,292 INFO L98 nessWitnessExtractor]: Location invariant before [L142-L142] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,292 INFO L98 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) [2024-01-31 16:09:55,293 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,293 INFO L98 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) [2024-01-31 16:09:55,293 INFO L98 nessWitnessExtractor]: Location invariant before [L57-L57] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,293 INFO L98 nessWitnessExtractor]: Location invariant before [L162-L162] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,293 INFO L98 nessWitnessExtractor]: Location invariant before [L180-L180] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,294 INFO L98 nessWitnessExtractor]: Location invariant before [L55-L55] ((x == 0) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,294 INFO L98 nessWitnessExtractor]: Location invariant before [L214-L214] b == (_Bool)0 || b == (_Bool)1 [2024-01-31 16:09:55,294 INFO L98 nessWitnessExtractor]: Location invariant before [L70-L70] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,294 INFO L98 nessWitnessExtractor]: Location invariant before [L113-L113] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,295 INFO L98 nessWitnessExtractor]: Location invariant before [L98-L98] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,295 INFO L98 nessWitnessExtractor]: Location invariant before [L50-L50] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,296 INFO L98 nessWitnessExtractor]: Location invariant before [L89-L89] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,296 INFO L98 nessWitnessExtractor]: Location invariant before [L191-L191] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,296 INFO L98 nessWitnessExtractor]: Location invariant before [L209-L209] ((t == 0) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,296 INFO L98 nessWitnessExtractor]: Location invariant before [L166-L166] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,296 INFO L98 nessWitnessExtractor]: Location invariant before [L90-L90] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L134-L134] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L123-L123] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L72-L72] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L159-L159] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,297 INFO L98 nessWitnessExtractor]: Location invariant before [L183-L183] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L60-L60] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L207-L207] ((((m8 == 0) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L105-L105] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L122-L122] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,298 INFO L98 nessWitnessExtractor]: Location invariant before [L73-L73] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L148-L148] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L109-L109] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L83-L83] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L187-L187] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L205-L205] ((((((m6 == 0) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,299 INFO L98 nessWitnessExtractor]: Location invariant before [L130-L130] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L193-L193] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L128-L128] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L140-L140] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L164-L164] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,300 INFO L98 nessWitnessExtractor]: Location invariant before [L190-L190] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L168-L168] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L93-L93] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,301 INFO L98 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) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L114-L114] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L111-L111] (b == (_Bool)0) && ((unsigned long )_argptr == 0UL) [2024-01-31 16:09:55,301 INFO L98 nessWitnessExtractor]: Location invariant before [L185-L185] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L88-L88] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L153-L153] ((-2147483647 <= s) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L64-L64] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L51-L51] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L71-L71] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,302 INFO L98 nessWitnessExtractor]: Location invariant before [L152-L152] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,303 INFO L98 nessWitnessExtractor]: Location invariant before [L121-L121] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,303 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,303 INFO L98 nessWitnessExtractor]: Location invariant before [L66-L66] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,303 INFO L98 nessWitnessExtractor]: Location invariant before [L69-L69] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,304 INFO L98 nessWitnessExtractor]: Location invariant before [L184-L184] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,304 INFO L98 nessWitnessExtractor]: Location invariant before [L204-L204] (((((((m5 == 0) && (m6 == 0)) && (m7 == 0)) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,304 INFO L98 nessWitnessExtractor]: Location invariant before [L181-L181] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,305 INFO L98 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) [2024-01-31 16:09:55,305 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,306 INFO L98 nessWitnessExtractor]: Location invariant before [L167-L167] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,306 INFO L98 nessWitnessExtractor]: Location invariant before [L179-L179] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,306 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,306 INFO L98 nessWitnessExtractor]: Location invariant before [L108-L108] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,307 INFO L98 nessWitnessExtractor]: Location invariant before [L85-L85] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,307 INFO L98 nessWitnessExtractor]: Location invariant before [L169-L169] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,307 INFO L98 nessWitnessExtractor]: Location invariant before [L133-L133] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,307 INFO L98 nessWitnessExtractor]: Location invariant before [L160-L160] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L150-L150] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L124-L124] ((-2147483647 <= t) && ((unsigned long )_argptr == 0UL)) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L131-L131] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L95-L95] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L103-L103] ((unsigned long )_argptr == 0UL) && (b == (_Bool)0 || b == (_Bool)1) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L206-L206] (((((m7 == 0) && (m8 == 0)) && (s == 0)) && (t == 0)) && (x == 0)) && (b == (_Bool)0) [2024-01-31 16:09:55,308 INFO L98 nessWitnessExtractor]: Location invariant before [L186-L186] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,309 INFO L98 nessWitnessExtractor]: Location invariant before [L91-L91] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,309 INFO L98 nessWitnessExtractor]: Location invariant before [L210-L210] (x == 0) && (b == (_Bool)0) [2024-01-31 16:09:55,309 INFO L98 nessWitnessExtractor]: Location invariant before [L151-L151] (unsigned long )_argptr == 0UL [2024-01-31 16:09:55,339 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:09:55,559 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] [2024-01-31 16:09:55,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:55,575 INFO L204 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-31 16:09:55,785 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] [2024-01-31 16:09:55,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-31 16:09:55,800 INFO L208 MainTranslator]: Completed translation [2024-01-31 16:09:55,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55 WrapperNode [2024-01-31 16:09:55,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:09:55,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:55,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-31 16:09:55,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-31 16:09:55,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,884 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 506 [2024-01-31 16:09:55,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-31 16:09:55,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-31 16:09:55,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-31 16:09:55,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-31 16:09:55,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,909 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,934 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]. [2024-01-31 16:09:55,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:55,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-31 16:09:55,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-31 16:09:55,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-31 16:09:55,997 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-31 16:09:55,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (1/1) ... [2024-01-31 16:09:56,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:09:56,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-31 16:09:56,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-31 16:09:56,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-31 16:09:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-31 16:09:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-31 16:09:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-31 16:09:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-01-31 16:09:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-01-31 16:09:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-01-31 16:09:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-31 16:09:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-31 16:09:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-31 16:09:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-31 16:09:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-31 16:09:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-31 16:09:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-01-31 16:09:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-01-31 16:09:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-01-31 16:09:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-31 16:09:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-31 16:09:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-31 16:09:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-31 16:09:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-31 16:09:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-31 16:09:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-01-31 16:09:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-01-31 16:09:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-31 16:09:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-31 16:09:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-31 16:09:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-01-31 16:09:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-01-31 16:09:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-01-31 16:09:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-01-31 16:09:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-01-31 16:09:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-01-31 16:09:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-01-31 16:09:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2024-01-31 16:09:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2024-01-31 16:09:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-31 16:09:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-31 16:09:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-31 16:09:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-31 16:09:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-31 16:09:56,121 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-31 16:09:56,290 INFO L244 CfgBuilder]: Building ICFG [2024-01-31 16:09:56,292 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-31 16:09:57,051 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-31 16:09:57,053 INFO L293 CfgBuilder]: Performing block encoding [2024-01-31 16:09:57,473 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-31 16:09:57,473 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-31 16:09:57,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:57 BoogieIcfgContainer [2024-01-31 16:09:57,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-31 16:09:57,477 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-31 16:09:57,477 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-31 16:09:57,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-31 16:09:57,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:09:53" (1/4) ... [2024-01-31 16:09:57,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc94a25 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 31.01 04:09:57, skipping insertion in model container [2024-01-31 16:09:57,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 04:09:55" (2/4) ... [2024-01-31 16:09:57,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc94a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:09:57, skipping insertion in model container [2024-01-31 16:09:57,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:09:55" (3/4) ... [2024-01-31 16:09:57,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fc94a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 04:09:57, skipping insertion in model container [2024-01-31 16:09:57,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 04:09:57" (4/4) ... [2024-01-31 16:09:57,484 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2024-01-31 16:09:57,501 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-31 16:09:57,502 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 130 error locations. [2024-01-31 16:09:57,502 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-31 16:09:57,720 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-01-31 16:09:57,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 293 places, 268 transitions, 592 flow [2024-01-31 16:09:57,878 INFO L124 PetriNetUnfolderBase]: 0/260 cut-off events. [2024-01-31 16:09:57,879 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-31 16:09:57,882 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. [2024-01-31 16:09:57,882 INFO L82 GeneralOperation]: Start removeDead. Operand has 293 places, 268 transitions, 592 flow [2024-01-31 16:09:57,898 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 284 places, 259 transitions, 566 flow [2024-01-31 16:09:57,914 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-31 16:09:57,921 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;@eb19363, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-31 16:09:57,922 INFO L358 AbstractCegarLoop]: Starting to check reachability of 253 error locations. [2024-01-31 16:09:57,924 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-31 16:09:57,925 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-31 16:09:57,925 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-31 16:09:57,925 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-31 16:09:57,926 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-31 16:09:57,926 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 250 more)] === [2024-01-31 16:09:57,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-31 16:09:57,969 INFO L85 PathProgramCache]: Analyzing trace with hash 42599, now seen corresponding path program 1 times [2024-01-31 16:09:57,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-31 16:09:57,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002868517] [2024-01-31 16:09:57,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-31 16:09:57,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-31 16:09:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-31 16:09:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-31 16:09:58,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-31 16:09:58,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002868517] [2024-01-31 16:09:58,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002868517] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-31 16:09:58,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-31 16:09:58,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-31 16:09:58,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261919069] [2024-01-31 16:09:58,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-31 16:09:58,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-31 16:09:58,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-31 16:09:58,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-31 16:09:58,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-31 16:09:58,597 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 268 [2024-01-31 16:09:58,602 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) [2024-01-31 16:09:58,602 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-31 16:09:58,602 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 268 [2024-01-31 16:09:58,603 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand