./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-time-trans.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/chl-time-trans.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ab2e0ac4 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/chl-time-trans.wvr.c ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/chl-time-trans.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-ab2e0ac-m [2024-01-29 14:18:16,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:18:16,720 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:18:16,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:18:16,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:18:16,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:18:16,752 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:18:16,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:18:16,753 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:18:16,756 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:18:16,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:18:16,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:18:16,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:18:16,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:18:16,758 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:18:16,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:18:16,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:18:16,759 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:18:16,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:18:16,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:18:16,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:18:16,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:18:16,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:18:16,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:18:16,760 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:18:16,760 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:18:16,761 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:18:16,761 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:18:16,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:18:16,762 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:18:16,762 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:18:16,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:18:16,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:18:16,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:18:16,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:18:16,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:18:16,763 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:18:16,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:18:16,764 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:18:16,764 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:18:16,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:18:16,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:18:16,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:18:16,765 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:18:17,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:18:17,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:18:17,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:18:17,025 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:18:17,026 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:18:17,027 INFO L431 ainManager$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/chl-time-trans.wvr.yml/witness.yml [2024-01-29 14:18:17,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:18:17,118 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:18:17,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-29 14:18:18,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:18:18,331 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:18:18,332 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-01-29 14:18:18,338 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba5b0c07/a961d9ae1c064c23917f91e3e51f7511/FLAG7dd60f510 [2024-01-29 14:18:18,458 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba5b0c07/a961d9ae1c064c23917f91e3e51f7511 [2024-01-29 14:18:18,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:18:18,459 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:18:18,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:18:18,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:18:18,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:18:18,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:17" (1/2) ... [2024-01-29 14:18:18,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419262af and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:18:18, skipping insertion in model container [2024-01-29 14:18:18,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:17" (1/2) ... [2024-01-29 14:18:18,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@310d8850 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:18:18, skipping insertion in model container [2024-01-29 14:18:18,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:18:18" (2/2) ... [2024-01-29 14:18:18,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419262af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18, skipping insertion in model container [2024-01-29 14:18:18,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:18:18" (2/2) ... [2024-01-29 14:18:18,467 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:18:18,481 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:18:18,482 INFO L98 nessWitnessExtractor]: Location invariant before [L54-L54] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,482 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_6 == 0 [2024-01-29 14:18:18,482 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_7 == 0 [2024-01-29 14:18:18,482 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_1 == 0 [2024-01-29 14:18:18,482 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_5 == 0 [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] cmp_8 == 0 [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] ora_4 == 0 [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L76-L76] volume_totale_3 == 0 [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L65-L65] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L67-L67] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] b != 0 [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L99-L99] 1 <= b [2024-01-29 14:18:18,483 INFO L98 nessWitnessExtractor]: Location invariant before [L49-L49] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] volume_totale_5 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_6 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_8 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L79-L79] cmp_7 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_8 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_6 == 0 [2024-01-29 14:18:18,484 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_5 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] volume_totale_3 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L78-L78] cmp_7 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L63-L63] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_8 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_7 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L80-L80] cmp_6 == 0 [2024-01-29 14:18:18,485 INFO L98 nessWitnessExtractor]: Location invariant before [L45-L45] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b <= -1 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L100-L100] b != 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_2 == 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_6 == 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_3 == 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_5 == 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_7 == 0 [2024-01-29 14:18:18,486 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] ora_4 == 0 [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] volume_totale_1 == 0 [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L75-L75] cmp_8 == 0 [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L58-L58] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L44-L44] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L82-L82] cmp_8 == 0 [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L22-L25] cmp_8 == 0 [2024-01-29 14:18:18,487 INFO L98 nessWitnessExtractor]: Location invariant before [L47-L47] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L56-L56] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_3 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_7 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_1 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_6 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] volume_totale_5 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L77-L77] cmp_8 == 0 [2024-01-29 14:18:18,488 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_8 == 0 [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L81-L81] cmp_7 == 0 [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L62-L62] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L53-L53] (unsigned long )_argptr == 0UL [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_5 == 0 [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_3 == 0 [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_2 == 0 [2024-01-29 14:18:18,489 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_7 == 0 [2024-01-29 14:18:18,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_8 == 0 [2024-01-29 14:18:18,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] cmp_6 == 0 [2024-01-29 14:18:18,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_0 == 0 [2024-01-29 14:18:18,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] ora_4 == 0 [2024-01-29 14:18:18,492 INFO L98 nessWitnessExtractor]: Location invariant before [L74-L74] volume_totale_1 == 0 [2024-01-29 14:18:18,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:18:18,623 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/chl-time-trans.wvr.c[2875,2888] [2024-01-29 14:18:18,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:18:18,639 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 14:18:18,648 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 [2024-01-29 14:18:18,716 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/chl-time-trans.wvr.c[2875,2888] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 14:18:18,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:18:18,746 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:18:18,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18 WrapperNode [2024-01-29 14:18:18,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:18:18,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:18:18,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:18:18,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:18:18,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,818 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 306 [2024-01-29 14:18:18,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:18:18,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:18:18,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:18:18,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:18:18,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,848 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,871 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 3 writes are split as follows [0, 1, 1, 1]. [2024-01-29 14:18:18,877 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,877 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,888 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:18:18,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:18:18,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:18:18,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:18:18,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (1/1) ... [2024-01-29 14:18:18,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:18:18,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:18:18,945 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) [2024-01-29 14:18:18,977 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 [2024-01-29 14:18:18,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:18:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 14:18:18,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 14:18:18,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 14:18:18,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 14:18:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-29 14:18:18,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-29 14:18:18,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:18:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:18:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:18:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:18:18,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:18:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:18:18,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:18:18,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:18:18,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:18:18,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-29 14:18:18,997 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-29 14:18:18,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:18:18,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:18:18,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:18:18,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:18:18,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:18:18,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:18:18,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:18:19,002 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:18:19,109 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:18:19,111 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:18:19,469 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:18:19,470 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:18:19,872 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:18:19,873 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-29 14:18:19,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:18:19 BoogieIcfgContainer [2024-01-29 14:18:19,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:18:19,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:18:19,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:18:19,880 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:18:19,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:18:17" (1/4) ... [2024-01-29 14:18:19,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a23a44 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:18:19, skipping insertion in model container [2024-01-29 14:18:19,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:18:18" (2/4) ... [2024-01-29 14:18:19,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a23a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:18:19, skipping insertion in model container [2024-01-29 14:18:19,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:18:18" (3/4) ... [2024-01-29 14:18:19,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a23a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:18:19, skipping insertion in model container [2024-01-29 14:18:19,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:18:19" (4/4) ... [2024-01-29 14:18:19,884 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-trans.wvr.c [2024-01-29 14:18:19,898 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:18:19,898 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 82 error locations. [2024-01-29 14:18:19,898 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:18:19,977 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-29 14:18:20,014 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 166 places, 156 transitions, 333 flow [2024-01-29 14:18:20,075 INFO L124 PetriNetUnfolderBase]: 0/153 cut-off events. [2024-01-29 14:18:20,076 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-29 14:18:20,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166 conditions, 153 events. 0/153 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 293 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2024-01-29 14:18:20,078 INFO L82 GeneralOperation]: Start removeDead. Operand has 166 places, 156 transitions, 333 flow [2024-01-29 14:18:20,084 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 162 places, 152 transitions, 322 flow [2024-01-29 14:18:20,096 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:18:20,101 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;@92b970, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:18:20,102 INFO L358 AbstractCegarLoop]: Starting to check reachability of 121 error locations. [2024-01-29 14:18:20,103 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:18:20,103 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:18:20,104 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:18:20,104 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:20,104 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:18:20,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:20,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:20,136 INFO L85 PathProgramCache]: Analyzing trace with hash 32399, now seen corresponding path program 1 times [2024-01-29 14:18:20,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:20,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898271519] [2024-01-29 14:18:20,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:20,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:20,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:20,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898271519] [2024-01-29 14:18:20,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898271519] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:20,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:20,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:20,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109654121] [2024-01-29 14:18:20,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:20,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:20,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:20,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:20,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:20,352 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 156 [2024-01-29 14:18:20,360 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 152 transitions, 322 flow. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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) [2024-01-29 14:18:20,360 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:20,360 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 156 [2024-01-29 14:18:20,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:20,524 INFO L124 PetriNetUnfolderBase]: 279/597 cut-off events. [2024-01-29 14:18:20,524 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:18:20,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1105 conditions, 597 events. 279/597 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3208 event pairs, 279 based on Foata normal form. 0/295 useless extension candidates. Maximal degree in co-relation 995. Up to 454 conditions per place. [2024-01-29 14:18:20,534 INFO L140 encePairwiseOnDemand]: 126/156 looper letters, 27 selfloop transitions, 2 changer transitions 0/111 dead transitions. [2024-01-29 14:18:20,534 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 111 transitions, 289 flow [2024-01-29 14:18:20,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:20,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 324 transitions. [2024-01-29 14:18:20,548 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6923076923076923 [2024-01-29 14:18:20,550 INFO L175 Difference]: Start difference. First operand has 162 places, 152 transitions, 322 flow. Second operand 3 states and 324 transitions. [2024-01-29 14:18:20,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 111 transitions, 289 flow [2024-01-29 14:18:20,555 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 111 transitions, 286 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-01-29 14:18:20,557 INFO L231 Difference]: Finished difference. Result has 120 places, 111 transitions, 232 flow [2024-01-29 14:18:20,559 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=120, PETRI_TRANSITIONS=111} [2024-01-29 14:18:20,562 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -42 predicate places. [2024-01-29 14:18:20,563 INFO L495 AbstractCegarLoop]: Abstraction has has 120 places, 111 transitions, 232 flow [2024-01-29 14:18:20,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 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) [2024-01-29 14:18:20,563 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:20,563 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:18:20,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:18:20,564 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:20,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:20,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1005428, now seen corresponding path program 1 times [2024-01-29 14:18:20,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:20,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652341758] [2024-01-29 14:18:20,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:20,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:20,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:20,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:20,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652341758] [2024-01-29 14:18:20,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652341758] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:20,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:20,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:20,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216826490] [2024-01-29 14:18:20,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:20,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:20,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:20,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:20,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:20,616 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 156 [2024-01-29 14:18:20,617 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 111 transitions, 232 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) [2024-01-29 14:18:20,617 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:20,617 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 156 [2024-01-29 14:18:20,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:20,687 INFO L124 PetriNetUnfolderBase]: 279/594 cut-off events. [2024-01-29 14:18:20,687 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:20,688 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1101 conditions, 594 events. 279/594 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3216 event pairs, 279 based on Foata normal form. 0/295 useless extension candidates. Maximal degree in co-relation 1034. Up to 455 conditions per place. [2024-01-29 14:18:20,690 INFO L140 encePairwiseOnDemand]: 151/156 looper letters, 26 selfloop transitions, 2 changer transitions 0/108 dead transitions. [2024-01-29 14:18:20,691 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 108 transitions, 282 flow [2024-01-29 14:18:20,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2024-01-29 14:18:20,692 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6495726495726496 [2024-01-29 14:18:20,692 INFO L175 Difference]: Start difference. First operand has 120 places, 111 transitions, 232 flow. Second operand 3 states and 304 transitions. [2024-01-29 14:18:20,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 108 transitions, 282 flow [2024-01-29 14:18:20,693 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 108 transitions, 278 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:20,695 INFO L231 Difference]: Finished difference. Result has 117 places, 108 transitions, 226 flow [2024-01-29 14:18:20,695 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=226, PETRI_PLACES=117, PETRI_TRANSITIONS=108} [2024-01-29 14:18:20,695 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -45 predicate places. [2024-01-29 14:18:20,696 INFO L495 AbstractCegarLoop]: Abstraction has has 117 places, 108 transitions, 226 flow [2024-01-29 14:18:20,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-01-29 14:18:20,696 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:20,696 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-29 14:18:20,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:18:20,696 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:20,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:20,697 INFO L85 PathProgramCache]: Analyzing trace with hash 31169359, now seen corresponding path program 1 times [2024-01-29 14:18:20,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:20,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757232520] [2024-01-29 14:18:20,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:20,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:20,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:20,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757232520] [2024-01-29 14:18:20,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757232520] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:20,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:20,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:20,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067534291] [2024-01-29 14:18:20,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:20,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:20,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:20,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:20,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:20,759 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 156 [2024-01-29 14:18:20,759 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 108 transitions, 226 flow. Second operand has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2024-01-29 14:18:20,759 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:20,760 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 156 [2024-01-29 14:18:20,760 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:20,831 INFO L124 PetriNetUnfolderBase]: 279/593 cut-off events. [2024-01-29 14:18:20,832 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:20,833 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1098 conditions, 593 events. 279/593 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3224 event pairs, 279 based on Foata normal form. 0/295 useless extension candidates. Maximal degree in co-relation 1046. Up to 457 conditions per place. [2024-01-29 14:18:20,835 INFO L140 encePairwiseOnDemand]: 153/156 looper letters, 24 selfloop transitions, 2 changer transitions 0/107 dead transitions. [2024-01-29 14:18:20,835 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 118 places, 107 transitions, 276 flow [2024-01-29 14:18:20,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:20,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 312 transitions. [2024-01-29 14:18:20,837 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2024-01-29 14:18:20,837 INFO L175 Difference]: Start difference. First operand has 117 places, 108 transitions, 226 flow. Second operand 3 states and 312 transitions. [2024-01-29 14:18:20,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 118 places, 107 transitions, 276 flow [2024-01-29 14:18:20,838 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 107 transitions, 272 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:20,839 INFO L231 Difference]: Finished difference. Result has 116 places, 107 transitions, 224 flow [2024-01-29 14:18:20,839 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=114, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=224, PETRI_PLACES=116, PETRI_TRANSITIONS=107} [2024-01-29 14:18:20,840 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -46 predicate places. [2024-01-29 14:18:20,840 INFO L495 AbstractCegarLoop]: Abstraction has has 116 places, 107 transitions, 224 flow [2024-01-29 14:18:20,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 95.66666666666667) internal successors, (287), 3 states have internal predecessors, (287), 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) [2024-01-29 14:18:20,840 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:20,840 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 14:18:20,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:18:20,841 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:20,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:20,841 INFO L85 PathProgramCache]: Analyzing trace with hash 966251222, now seen corresponding path program 1 times [2024-01-29 14:18:20,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:20,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830256964] [2024-01-29 14:18:20,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:20,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:20,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:20,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830256964] [2024-01-29 14:18:20,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830256964] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:20,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:20,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:20,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760526412] [2024-01-29 14:18:20,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:20,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:20,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:20,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:20,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:20,874 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 156 [2024-01-29 14:18:20,874 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 107 transitions, 224 flow. Second operand has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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) [2024-01-29 14:18:20,874 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:20,874 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 156 [2024-01-29 14:18:20,874 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:20,942 INFO L124 PetriNetUnfolderBase]: 279/586 cut-off events. [2024-01-29 14:18:20,942 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:20,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1096 conditions, 586 events. 279/586 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3189 event pairs, 279 based on Foata normal form. 0/294 useless extension candidates. Maximal degree in co-relation 1073. Up to 451 conditions per place. [2024-01-29 14:18:20,945 INFO L140 encePairwiseOnDemand]: 147/156 looper letters, 29 selfloop transitions, 2 changer transitions 0/100 dead transitions. [2024-01-29 14:18:20,946 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 100 transitions, 272 flow [2024-01-29 14:18:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 290 transitions. [2024-01-29 14:18:20,947 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6196581196581197 [2024-01-29 14:18:20,947 INFO L175 Difference]: Start difference. First operand has 116 places, 107 transitions, 224 flow. Second operand 3 states and 290 transitions. [2024-01-29 14:18:20,947 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 100 transitions, 272 flow [2024-01-29 14:18:20,948 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 109 places, 100 transitions, 268 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:20,949 INFO L231 Difference]: Finished difference. Result has 109 places, 100 transitions, 210 flow [2024-01-29 14:18:20,949 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=210, PETRI_PLACES=109, PETRI_TRANSITIONS=100} [2024-01-29 14:18:20,950 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -53 predicate places. [2024-01-29 14:18:20,950 INFO L495 AbstractCegarLoop]: Abstraction has has 109 places, 100 transitions, 210 flow [2024-01-29 14:18:20,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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) [2024-01-29 14:18:20,950 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:20,950 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-29 14:18:20,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:18:20,951 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:20,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:20,951 INFO L85 PathProgramCache]: Analyzing trace with hash -110982061, now seen corresponding path program 1 times [2024-01-29 14:18:20,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:20,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204344406] [2024-01-29 14:18:20,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:20,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:20,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:20,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204344406] [2024-01-29 14:18:20,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204344406] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:20,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:20,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:20,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239593931] [2024-01-29 14:18:20,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:20,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:20,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:20,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:20,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:20,981 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 156 [2024-01-29 14:18:20,981 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 100 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 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) [2024-01-29 14:18:20,982 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:20,982 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 156 [2024-01-29 14:18:20,982 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,041 INFO L124 PetriNetUnfolderBase]: 279/577 cut-off events. [2024-01-29 14:18:21,041 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:21,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1086 conditions, 577 events. 279/577 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3162 event pairs, 279 based on Foata normal form. 1/291 useless extension candidates. Maximal degree in co-relation 1005. Up to 449 conditions per place. [2024-01-29 14:18:21,044 INFO L140 encePairwiseOnDemand]: 145/156 looper letters, 28 selfloop transitions, 2 changer transitions 0/91 dead transitions. [2024-01-29 14:18:21,044 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 91 transitions, 252 flow [2024-01-29 14:18:21,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 288 transitions. [2024-01-29 14:18:21,046 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6153846153846154 [2024-01-29 14:18:21,046 INFO L175 Difference]: Start difference. First operand has 109 places, 100 transitions, 210 flow. Second operand 3 states and 288 transitions. [2024-01-29 14:18:21,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 91 transitions, 252 flow [2024-01-29 14:18:21,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 91 transitions, 248 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,047 INFO L231 Difference]: Finished difference. Result has 100 places, 91 transitions, 192 flow [2024-01-29 14:18:21,048 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=192, PETRI_PLACES=100, PETRI_TRANSITIONS=91} [2024-01-29 14:18:21,048 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -62 predicate places. [2024-01-29 14:18:21,048 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 91 transitions, 192 flow [2024-01-29 14:18:21,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 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) [2024-01-29 14:18:21,049 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,049 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:18:21,049 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash 854524466, now seen corresponding path program 1 times [2024-01-29 14:18:21,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081683004] [2024-01-29 14:18:21,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:21,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:21,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081683004] [2024-01-29 14:18:21,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081683004] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:21,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:21,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:21,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202528945] [2024-01-29 14:18:21,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:21,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:21,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:21,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:21,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:21,081 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 156 [2024-01-29 14:18:21,082 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 91 transitions, 192 flow. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) [2024-01-29 14:18:21,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:21,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 156 [2024-01-29 14:18:21,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,156 INFO L124 PetriNetUnfolderBase]: 279/569 cut-off events. [2024-01-29 14:18:21,156 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:18:21,157 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1081 conditions, 569 events. 279/569 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3160 event pairs, 279 based on Foata normal form. 0/290 useless extension candidates. Maximal degree in co-relation 999. Up to 450 conditions per place. [2024-01-29 14:18:21,160 INFO L140 encePairwiseOnDemand]: 146/156 looper letters, 31 selfloop transitions, 2 changer transitions 0/83 dead transitions. [2024-01-29 14:18:21,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 83 transitions, 242 flow [2024-01-29 14:18:21,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:21,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 284 transitions. [2024-01-29 14:18:21,161 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6068376068376068 [2024-01-29 14:18:21,162 INFO L175 Difference]: Start difference. First operand has 100 places, 91 transitions, 192 flow. Second operand 3 states and 284 transitions. [2024-01-29 14:18:21,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 83 transitions, 242 flow [2024-01-29 14:18:21,162 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 83 transitions, 238 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,163 INFO L231 Difference]: Finished difference. Result has 92 places, 83 transitions, 176 flow [2024-01-29 14:18:21,163 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=176, PETRI_PLACES=92, PETRI_TRANSITIONS=83} [2024-01-29 14:18:21,166 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -70 predicate places. [2024-01-29 14:18:21,166 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 83 transitions, 176 flow [2024-01-29 14:18:21,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) [2024-01-29 14:18:21,166 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,166 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:18:21,167 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,168 INFO L85 PathProgramCache]: Analyzing trace with hash 720455712, now seen corresponding path program 1 times [2024-01-29 14:18:21,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528999651] [2024-01-29 14:18:21,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:21,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:21,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528999651] [2024-01-29 14:18:21,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528999651] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:21,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:21,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:21,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919796713] [2024-01-29 14:18:21,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:21,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:21,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:21,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:21,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:21,216 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-29 14:18:21,217 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 83 transitions, 176 flow. Second operand has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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) [2024-01-29 14:18:21,217 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:21,217 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-29 14:18:21,217 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,295 INFO L124 PetriNetUnfolderBase]: 279/567 cut-off events. [2024-01-29 14:18:21,296 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:21,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1072 conditions, 567 events. 279/567 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3169 event pairs, 279 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 1001. Up to 456 conditions per place. [2024-01-29 14:18:21,299 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 24 selfloop transitions, 2 changer transitions 0/81 dead transitions. [2024-01-29 14:18:21,299 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 81 transitions, 224 flow [2024-01-29 14:18:21,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 310 transitions. [2024-01-29 14:18:21,301 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6623931623931624 [2024-01-29 14:18:21,301 INFO L175 Difference]: Start difference. First operand has 92 places, 83 transitions, 176 flow. Second operand 3 states and 310 transitions. [2024-01-29 14:18:21,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 81 transitions, 224 flow [2024-01-29 14:18:21,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 81 transitions, 220 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,303 INFO L231 Difference]: Finished difference. Result has 90 places, 81 transitions, 172 flow [2024-01-29 14:18:21,303 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=172, PETRI_PLACES=90, PETRI_TRANSITIONS=81} [2024-01-29 14:18:21,303 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -72 predicate places. [2024-01-29 14:18:21,303 INFO L495 AbstractCegarLoop]: Abstraction has has 90 places, 81 transitions, 172 flow [2024-01-29 14:18:21,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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) [2024-01-29 14:18:21,304 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,304 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:18:21,304 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,305 INFO L85 PathProgramCache]: Analyzing trace with hash 859291606, now seen corresponding path program 1 times [2024-01-29 14:18:21,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689889136] [2024-01-29 14:18:21,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:21,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:21,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:21,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689889136] [2024-01-29 14:18:21,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689889136] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:21,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:21,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:21,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293041701] [2024-01-29 14:18:21,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:21,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:21,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:21,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:21,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:21,359 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 156 [2024-01-29 14:18:21,359 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 81 transitions, 172 flow. Second operand has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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) [2024-01-29 14:18:21,359 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:21,360 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 156 [2024-01-29 14:18:21,360 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,426 INFO L124 PetriNetUnfolderBase]: 279/562 cut-off events. [2024-01-29 14:18:21,426 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:21,427 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1070 conditions, 562 events. 279/562 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3143 event pairs, 279 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 1040. Up to 453 conditions per place. [2024-01-29 14:18:21,429 INFO L140 encePairwiseOnDemand]: 149/156 looper letters, 27 selfloop transitions, 2 changer transitions 0/76 dead transitions. [2024-01-29 14:18:21,429 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 76 transitions, 220 flow [2024-01-29 14:18:21,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 298 transitions. [2024-01-29 14:18:21,430 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6367521367521367 [2024-01-29 14:18:21,430 INFO L175 Difference]: Start difference. First operand has 90 places, 81 transitions, 172 flow. Second operand 3 states and 298 transitions. [2024-01-29 14:18:21,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 76 transitions, 220 flow [2024-01-29 14:18:21,431 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 76 transitions, 216 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,432 INFO L231 Difference]: Finished difference. Result has 85 places, 76 transitions, 162 flow [2024-01-29 14:18:21,432 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=162, PETRI_PLACES=85, PETRI_TRANSITIONS=76} [2024-01-29 14:18:21,434 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -77 predicate places. [2024-01-29 14:18:21,435 INFO L495 AbstractCegarLoop]: Abstraction has has 85 places, 76 transitions, 162 flow [2024-01-29 14:18:21,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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) [2024-01-29 14:18:21,435 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,435 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:18:21,435 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,436 INFO L85 PathProgramCache]: Analyzing trace with hash 868237042, now seen corresponding path program 1 times [2024-01-29 14:18:21,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768829126] [2024-01-29 14:18:21,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:21,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:21,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768829126] [2024-01-29 14:18:21,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768829126] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:21,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:21,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:18:21,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569823326] [2024-01-29 14:18:21,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:21,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:18:21,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:21,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:18:21,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:18:21,473 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 156 [2024-01-29 14:18:21,473 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 76 transitions, 162 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2024-01-29 14:18:21,473 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:21,473 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 156 [2024-01-29 14:18:21,474 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,537 INFO L124 PetriNetUnfolderBase]: 279/556 cut-off events. [2024-01-29 14:18:21,537 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:21,538 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1064 conditions, 556 events. 279/556 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 3132 event pairs, 279 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 1013. Up to 452 conditions per place. [2024-01-29 14:18:21,540 INFO L140 encePairwiseOnDemand]: 148/156 looper letters, 27 selfloop transitions, 2 changer transitions 0/70 dead transitions. [2024-01-29 14:18:21,540 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 70 transitions, 208 flow [2024-01-29 14:18:21,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:18:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:18:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 296 transitions. [2024-01-29 14:18:21,542 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6324786324786325 [2024-01-29 14:18:21,542 INFO L175 Difference]: Start difference. First operand has 85 places, 76 transitions, 162 flow. Second operand 3 states and 296 transitions. [2024-01-29 14:18:21,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 70 transitions, 208 flow [2024-01-29 14:18:21,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 70 transitions, 204 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,543 INFO L231 Difference]: Finished difference. Result has 79 places, 70 transitions, 150 flow [2024-01-29 14:18:21,543 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=146, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=150, PETRI_PLACES=79, PETRI_TRANSITIONS=70} [2024-01-29 14:18:21,544 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -83 predicate places. [2024-01-29 14:18:21,544 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 70 transitions, 150 flow [2024-01-29 14:18:21,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2024-01-29 14:18:21,544 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,545 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-29 14:18:21,545 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,545 INFO L85 PathProgramCache]: Analyzing trace with hash 124373065, now seen corresponding path program 1 times [2024-01-29 14:18:21,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848440584] [2024-01-29 14:18:21,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:18:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:18:21,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:18:21,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848440584] [2024-01-29 14:18:21,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848440584] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:18:21,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:18:21,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:18:21,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044399286] [2024-01-29 14:18:21,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:18:21,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:18:21,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:18:21,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:18:21,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:18:21,654 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 156 [2024-01-29 14:18:21,654 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 70 transitions, 150 flow. Second operand has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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) [2024-01-29 14:18:21,655 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:18:21,655 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 156 [2024-01-29 14:18:21,655 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:18:21,730 INFO L124 PetriNetUnfolderBase]: 279/514 cut-off events. [2024-01-29 14:18:21,731 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 14:18:21,731 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1018 conditions, 514 events. 279/514 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 2207 event pairs, 165 based on Foata normal form. 42/358 useless extension candidates. Maximal degree in co-relation 966. Up to 366 conditions per place. [2024-01-29 14:18:21,733 INFO L140 encePairwiseOnDemand]: 152/156 looper letters, 34 selfloop transitions, 2 changer transitions 0/79 dead transitions. [2024-01-29 14:18:21,733 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 79 transitions, 244 flow [2024-01-29 14:18:21,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:18:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:18:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 414 transitions. [2024-01-29 14:18:21,735 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6634615384615384 [2024-01-29 14:18:21,735 INFO L175 Difference]: Start difference. First operand has 79 places, 70 transitions, 150 flow. Second operand 4 states and 414 transitions. [2024-01-29 14:18:21,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 79 transitions, 244 flow [2024-01-29 14:18:21,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 79 transitions, 240 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:18:21,737 INFO L231 Difference]: Finished difference. Result has 78 places, 68 transitions, 146 flow [2024-01-29 14:18:21,737 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=156, PETRI_DIFFERENCE_MINUEND_FLOW=142, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=146, PETRI_PLACES=78, PETRI_TRANSITIONS=68} [2024-01-29 14:18:21,737 INFO L281 CegarLoopForPetriNet]: 162 programPoint places, -84 predicate places. [2024-01-29 14:18:21,737 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 68 transitions, 146 flow [2024-01-29 14:18:21,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.25) internal successors, (389), 4 states have internal predecessors, (389), 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) [2024-01-29 14:18:21,738 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:18:21,738 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-29 14:18:21,738 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 118 more)] === [2024-01-29 14:18:21,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:18:21,739 INFO L85 PathProgramCache]: Analyzing trace with hash -439401146, now seen corresponding path program 1 times [2024-01-29 14:18:21,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:18:21,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319988559] [2024-01-29 14:18:21,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:18:21,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:18:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:18:21,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:18:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:18:21,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:18:21,770 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:18:21,771 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 121 remaining) [2024-01-29 14:18:21,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 121 remaining) [2024-01-29 14:18:21,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 121 remaining) [2024-01-29 14:18:21,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 121 remaining) [2024-01-29 14:18:21,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 121 remaining) [2024-01-29 14:18:21,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 121 remaining) [2024-01-29 14:18:21,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 121 remaining) [2024-01-29 14:18:21,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 121 remaining) [2024-01-29 14:18:21,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 121 remaining) [2024-01-29 14:18:21,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 121 remaining) [2024-01-29 14:18:21,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 121 remaining) [2024-01-29 14:18:21,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 121 remaining) [2024-01-29 14:18:21,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr42ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (38 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 121 remaining) [2024-01-29 14:18:21,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 121 remaining) [2024-01-29 14:18:21,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 121 remaining) [2024-01-29 14:18:21,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 121 remaining) [2024-01-29 14:18:21,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 121 remaining) [2024-01-29 14:18:21,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err6ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err7ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err8ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err9ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err10ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 121 remaining) [2024-01-29 14:18:21,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread3Err11ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 121 remaining) [2024-01-29 14:18:21,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-29 14:18:21,790 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:18:21,795 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:18:21,795 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:18:21,832 INFO L503 ceAbstractionStarter]: Automizer considered 81 witness invariants [2024-01-29 14:18:21,832 INFO L504 ceAbstractionStarter]: WitnessConsidered=81 [2024-01-29 14:18:21,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:18:21 BasicIcfg [2024-01-29 14:18:21,833 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:18:21,833 INFO L158 Benchmark]: Toolchain (without parser) took 3374.17ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 84.3MB in the beginning and 155.3MB in the end (delta: -71.0MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,834 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 107.3MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:18:21,834 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:18:21,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.63ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 84.3MB in the beginning and 180.1MB in the end (delta: -95.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.67ms. Allocated memory is still 211.8MB. Free memory was 180.0MB in the beginning and 181.2MB in the end (delta: -1.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,834 INFO L158 Benchmark]: Boogie Preprocessor took 67.39ms. Allocated memory is still 211.8MB. Free memory was 181.2MB in the beginning and 178.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,835 INFO L158 Benchmark]: RCFGBuilder took 969.78ms. Allocated memory is still 211.8MB. Free memory was 178.0MB in the beginning and 116.1MB in the end (delta: 61.9MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,835 INFO L158 Benchmark]: TraceAbstraction took 1955.59ms. Allocated memory was 211.8MB in the beginning and 285.2MB in the end (delta: 73.4MB). Free memory was 115.1MB in the beginning and 155.3MB in the end (delta: -40.2MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-01-29 14:18:21,836 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 107.3MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.63ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 84.3MB in the beginning and 180.1MB in the end (delta: -95.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.67ms. Allocated memory is still 211.8MB. Free memory was 180.0MB in the beginning and 181.2MB in the end (delta: -1.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.39ms. Allocated memory is still 211.8MB. Free memory was 181.2MB in the beginning and 178.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 969.78ms. Allocated memory is still 211.8MB. Free memory was 178.0MB in the beginning and 116.1MB in the end (delta: 61.9MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1955.59ms. Allocated memory was 211.8MB in the beginning and 285.2MB in the end (delta: 73.4MB). Free memory was 115.1MB in the beginning and 155.3MB in the end (delta: -40.2MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 99]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L38] 0 int ora_0, ora_2, ora_4; [L39] 0 int volume_totale_1, volume_totale_3, volume_totale_5; [L40] 0 int cmp_6, cmp_7, cmp_8; [L71] 0 pthread_t t1, t2, t3; VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_0],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=0, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L74] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] [L74] 0 ora_0 = __VERIFIER_nondet_int() [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L75] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_2],IntegerLiteral[0]]]] [L75] 0 ora_2 = __VERIFIER_nondet_int() [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[ora_4],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L76] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] [L76] 0 ora_4 = __VERIFIER_nondet_int() [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_1],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L77] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] [L77] 0 volume_totale_1 = __VERIFIER_nondet_int() [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_3],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L78] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L78] 0 volume_totale_3 = __VERIFIER_nondet_int() [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L79] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[volume_totale_5],IntegerLiteral[0]]]] [L79] 0 volume_totale_5 = __VERIFIER_nondet_int() [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_6],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L80] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L80] 0 cmp_6 = __VERIFIER_nondet_int() [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_7],IntegerLiteral[0]]]] VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L81] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L81] 0 cmp_7 = __VERIFIER_nondet_int() [L82] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[cmp_8],IntegerLiteral[0]]]] [L82] 0 cmp_8 = __VERIFIER_nondet_int() [L85] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, t1={3:0}, t2={6:0}, t3={5:0}, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L44] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] VAL [_argptr={0:0}, _argptr={0:0}, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] [L45] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[_argptr]],IntegerLiteral[0UL]]]] [L45] CALL 1 minus(ora_0, ora_2) [L99] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[b]]]] VAL [\old(a)=-2, \old(b)=0, a=-2, b=0, cmp_6=0, cmp_7=0, cmp_8=0, ora_0=-2, ora_2=0, ora_4=0, volume_totale_1=0, volume_totale_3=0, volume_totale_5=0] - UnprovableResult [Line: 44]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 54]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 58]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 100]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 67]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 74]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 75]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 77]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 78]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 79]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 80]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 81]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 82]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 93]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 86]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 87]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 211 locations, 121 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.8s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 232 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 133 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 89 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 520 IncrementalHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 89 mSolverCounterUnsat, 16 mSDtfsCounter, 520 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=322occurred in iteration=0, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 195 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-29 14:18:21,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE