./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i --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/43_NetBSD_sysmon_power_sliced-pthread.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8857f20b 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/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/43_NetBSD_sysmon_power_sliced-pthread.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-8857f20-m [2024-01-29 22:51:07,273 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 22:51:07,323 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 22:51:07,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 22:51:07,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 22:51:07,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 22:51:07,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 22:51:07,365 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 22:51:07,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 22:51:07,368 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 22:51:07,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 22:51:07,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 22:51:07,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 22:51:07,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 22:51:07,371 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 22:51:07,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 22:51:07,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 22:51:07,372 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 22:51:07,372 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 22:51:07,372 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 22:51:07,372 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 22:51:07,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 22:51:07,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 22:51:07,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 22:51:07,373 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 22:51:07,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 22:51:07,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 22:51:07,374 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 22:51:07,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 22:51:07,375 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 22:51:07,376 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 22:51:07,376 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 22:51:07,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:51:07,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 22:51:07,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 22:51:07,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 22:51:07,377 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 22:51:07,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 22:51:07,377 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 22:51:07,377 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 22:51:07,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 22:51:07,378 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 22:51:07,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 22:51:07,378 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 22:51:07,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 22:51:07,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 22:51:07,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 22:51:07,712 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 22:51:07,712 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 22:51:07,713 INFO L431 ainManager$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/43_NetBSD_sysmon_power_sliced-pthread.yml/witness.yml [2024-01-29 22:51:07,931 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 22:51:07,946 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 22:51:07,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 22:51:09,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 22:51:09,413 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 22:51:09,413 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 22:51:09,434 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b4abb5f/830eb0705d0e4e88a0e3abe64e1f886f/FLAGa01abb21e [2024-01-29 22:51:09,451 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b4abb5f/830eb0705d0e4e88a0e3abe64e1f886f [2024-01-29 22:51:09,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 22:51:09,453 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 22:51:09,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 22:51:09,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 22:51:09,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 22:51:09,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:51:07" (1/2) ... [2024-01-29 22:51:09,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1b31d3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:51:09, skipping insertion in model container [2024-01-29 22:51:09,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:51:07" (1/2) ... [2024-01-29 22:51:09,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f87fe30 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 10:51:09, skipping insertion in model container [2024-01-29 22:51:09,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:51:09" (2/2) ... [2024-01-29 22:51:09,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1b31d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:09, skipping insertion in model container [2024-01-29 22:51:09,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 10:51:09" (2/2) ... [2024-01-29 22:51:09,470 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 22:51:09,550 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 22:51:09,555 INFO L98 nessWitnessExtractor]: Location invariant after [L753-L755] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,555 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 22:51:09,555 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,555 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L706] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Location invariant before [L718-L718] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Loop invariant at [L787-L797] (unsigned long )arg == 0UL [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 22:51:09,556 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] COND == (_Bool)1 [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 22:51:09,557 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,558 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 22:51:09,558 INFO L98 nessWitnessExtractor]: Location invariant before [L716-L716] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,558 INFO L98 nessWitnessExtractor]: Location invariant before [L729-L729] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,558 INFO L98 nessWitnessExtractor]: Location invariant before [L708-L708] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,558 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 22:51:09,559 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,559 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,559 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 22:51:09,559 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Location invariant before [L741-L742] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Loop invariant at [L741-L742] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Location invariant before [L747-L747] COND == (_Bool)1 [2024-01-29 22:51:09,560 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,561 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 22:51:09,561 INFO L98 nessWitnessExtractor]: Location invariant before [L702-L715] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,561 INFO L98 nessWitnessExtractor]: Location invariant before [L718-L718] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,561 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 22:51:09,562 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,562 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] (unsigned long )arg == 0UL [2024-01-29 22:51:09,562 INFO L98 nessWitnessExtractor]: Location invariant before [L794-L794] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,564 INFO L98 nessWitnessExtractor]: Location invariant after [L689-L693] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,564 INFO L98 nessWitnessExtractor]: Location invariant before [L778-L778] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,564 INFO L98 nessWitnessExtractor]: Location invariant before [L780-L780] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,564 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,565 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 22:51:09,565 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,565 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 22:51:09,565 INFO L98 nessWitnessExtractor]: Location invariant before [L788-L797] (unsigned long )arg == 0UL [2024-01-29 22:51:09,565 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,566 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 22:51:09,566 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,566 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 22:51:09,566 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 22:51:09,567 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,567 INFO L98 nessWitnessExtractor]: Location invariant before [L721-L721] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,567 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,568 INFO L98 nessWitnessExtractor]: Location invariant before [L717-L723] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,568 INFO L98 nessWitnessExtractor]: Location invariant after [L717-L723] COND == (_Bool)1 [2024-01-29 22:51:09,569 INFO L98 nessWitnessExtractor]: Location invariant after [L786-L797] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,569 INFO L98 nessWitnessExtractor]: Location invariant after [L786-L797] (unsigned long )arg == 0UL [2024-01-29 22:51:09,569 INFO L98 nessWitnessExtractor]: Location invariant before [L782-L782] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L743-L744] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L703-L703] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L722-L722] COND == (_Bool)1 [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] (unsigned long )arg == 0UL [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L795-L795] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,570 INFO L98 nessWitnessExtractor]: Location invariant after [L738-L749] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Location invariant after [L745-L746] COND == (_Bool)0 [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Loop invariant at [L745-L746] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Location invariant before [L777-L779] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,571 INFO L98 nessWitnessExtractor]: Location invariant before [L792-L792] (unsigned long )arg == 0UL [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L780-L780] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L729-L729] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L782-L782] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] (unsigned long )arg == 0UL [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L790-L790] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,572 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L778-L778] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L796-L796] (unsigned long )arg == 0UL [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] (unsigned long )arg == 0UL [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L793-L793] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,573 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant before [L791-L791] (unsigned long )arg == 0UL [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L711] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L692] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant after [L691-L692] COND == (_Bool)0 || COND == (_Bool)1 [2024-01-29 22:51:09,574 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] ((unsigned long )arg == 0UL) && ((unsigned long )arg == 0UL) [2024-01-29 22:51:09,575 INFO L98 nessWitnessExtractor]: Location invariant before [L789-L789] (unsigned long )arg == 0UL [2024-01-29 22:51:09,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 22:51:09,871 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30535,30548] [2024-01-29 22:51:09,877 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30687,30700] [2024-01-29 22:51:09,884 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31414,31427] [2024-01-29 22:51:09,887 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31599,31612] [2024-01-29 22:51:09,893 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31752,31765] [2024-01-29 22:51:09,897 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32141,32154] [2024-01-29 22:51:09,900 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32327,32340] [2024-01-29 22:51:09,902 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32488,32501] [2024-01-29 22:51:09,903 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32646,32659] [2024-01-29 22:51:09,903 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32802,32815] [2024-01-29 22:51:09,906 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[33149,33162] [2024-01-29 22:51:09,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:51:09,936 INFO L202 MainTranslator]: Completed pre-run [2024-01-29 22:51:09,976 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30535,30548] Start Parsing Local [2024-01-29 22:51:09,993 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 22:51:09,994 WARN L424 MainDispatcher]: Unable to annotate inline int sysmon_queue_power_event(){ { if(!(1)) { ERROR: {reach_error();abort();}(void)0; } }; if (__VERIFIER_nondet_int()) return 0; return 1; } with a witness entry [2024-01-29 22:51:09,994 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[30687,30700] Start Parsing Local Start Parsing Local [2024-01-29 22:51:09,996 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:51:09,998 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 22:51:09,999 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:51:10,001 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:51:10,003 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31414,31427] Start Parsing Local [2024-01-29 22:51:10,004 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry [2024-01-29 22:51:10,004 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31599,31612] [2024-01-29 22:51:10,005 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[31752,31765] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-29 22:51:10,008 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local [2024-01-29 22:51:10,009 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32141,32154] Start Parsing Local [2024-01-29 22:51:10,010 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32327,32340] [2024-01-29 22:51:10,010 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32488,32501] [2024-01-29 22:51:10,011 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32646,32659] [2024-01-29 22:51:10,011 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[32802,32815] Start Parsing Local [2024-01-29 22:51:10,012 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local Start Parsing Local [2024-01-29 22:51:10,013 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry Start Parsing Local [2024-01-29 22:51:10,014 WARN L424 MainDispatcher]: Unable to annotate ; with a witness entry [2024-01-29 22:51:10,014 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced-pthread.i[33149,33162] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local 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 22:51:10,022 WARN L424 MainDispatcher]: Unable to annotate void* thr1(void* arg){ while(1) switch(__VERIFIER_nondet_int()){ case 0: sysmon_power_daemon_task(); break; case 1: sysmonopen_power(); break; case 2: sysmonclose_power(); break; case 3: sysmonread_power(); break; case 4: sysmonpoll_power(); break; case 5: filt_sysmon_power_rdetach(); break; case 6: filt_sysmon_power_read(); break; case 7: sysmonkqfilter_power(); break; case 8: sysmonioctl_power(); break; }} with a witness entry [2024-01-29 22:51:10,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 22:51:10,089 INFO L206 MainTranslator]: Completed translation [2024-01-29 22:51:10,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10 WrapperNode [2024-01-29 22:51:10,108 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 22:51:10,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 22:51:10,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 22:51:10,110 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 22:51:10,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,219 INFO L138 Inliner]: procedures = 174, calls = 65, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 406 [2024-01-29 22:51:10,227 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 22:51:10,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 22:51:10,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 22:51:10,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 22:51:10,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,273 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,292 INFO L175 MemorySlicer]: Split 18 memory accesses to 4 slices as follows [2, 5, 10, 1]. 56 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 10, 0]. The 1 writes are split as follows [0, 0, 0, 1]. [2024-01-29 22:51:10,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,397 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 22:51:10,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 22:51:10,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 22:51:10,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 22:51:10,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (1/1) ... [2024-01-29 22:51:10,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 22:51:10,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 22:51:10,511 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 22:51:10,529 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 22:51:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-01-29 22:51:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 22:51:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 22:51:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 22:51:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 22:51:10,543 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 22:51:10,643 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 22:51:10,647 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 22:51:11,496 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 22:51:11,497 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 22:51:11,761 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 22:51:11,761 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-29 22:51:11,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:51:11 BoogieIcfgContainer [2024-01-29 22:51:11,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 22:51:11,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 22:51:11,764 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 22:51:11,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 22:51:11,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 10:51:07" (1/4) ... [2024-01-29 22:51:11,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d31a2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 10:51:11, skipping insertion in model container [2024-01-29 22:51:11,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 10:51:09" (2/4) ... [2024-01-29 22:51:11,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d31a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:51:11, skipping insertion in model container [2024-01-29 22:51:11,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 10:51:10" (3/4) ... [2024-01-29 22:51:11,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d31a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 10:51:11, skipping insertion in model container [2024-01-29 22:51:11,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 10:51:11" (4/4) ... [2024-01-29 22:51:11,783 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_NetBSD_sysmon_power_sliced-pthread.i [2024-01-29 22:51:11,799 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 22:51:11,799 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 61 error locations. [2024-01-29 22:51:11,799 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 22:51:11,982 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:51:12,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 231 places, 266 transitions, 536 flow [2024-01-29 22:51:12,088 INFO L124 PetriNetUnfolderBase]: 38/268 cut-off events. [2024-01-29 22:51:12,088 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:51:12,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 268 events. 38/268 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1073 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 263. Up to 10 conditions per place. [2024-01-29 22:51:12,091 INFO L82 GeneralOperation]: Start removeDead. Operand has 231 places, 266 transitions, 536 flow [2024-01-29 22:51:12,096 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 231 places, 266 transitions, 536 flow [2024-01-29 22:51:12,103 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:51:12,108 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;@1fe5f8da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:51:12,108 INFO L358 AbstractCegarLoop]: Starting to check reachability of 123 error locations. [2024-01-29 22:51:12,111 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:51:12,111 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-01-29 22:51:12,111 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:51:12,112 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:51:12,112 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:51:12,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-01-29 22:51:12,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:51:12,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1062645476, now seen corresponding path program 1 times [2024-01-29 22:51:12,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:51:12,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283603509] [2024-01-29 22:51:12,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:51:12,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:51:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:51:12,511 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 22:51:12,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:51:12,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283603509] [2024-01-29 22:51:12,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283603509] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:51:12,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:51:12,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:51:12,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035913341] [2024-01-29 22:51:12,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:51:12,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:51:12,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:51:12,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:51:12,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:51:12,596 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 266 [2024-01-29 22:51:12,599 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 266 transitions, 536 flow. Second operand has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 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 22:51:12,599 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:51:12,600 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 266 [2024-01-29 22:51:12,600 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:51:12,763 INFO L124 PetriNetUnfolderBase]: 148/519 cut-off events. [2024-01-29 22:51:12,764 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 22:51:12,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 844 conditions, 519 events. 148/519 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2412 event pairs, 0 based on Foata normal form. 48/501 useless extension candidates. Maximal degree in co-relation 832. Up to 316 conditions per place. [2024-01-29 22:51:12,768 INFO L140 encePairwiseOnDemand]: 230/266 looper letters, 112 selfloop transitions, 2 changer transitions 0/214 dead transitions. [2024-01-29 22:51:12,768 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 214 transitions, 660 flow [2024-01-29 22:51:12,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:51:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:51:12,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 590 transitions. [2024-01-29 22:51:12,780 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5545112781954887 [2024-01-29 22:51:12,781 INFO L175 Difference]: Start difference. First operand has 231 places, 266 transitions, 536 flow. Second operand 4 states and 590 transitions. [2024-01-29 22:51:12,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 214 transitions, 660 flow [2024-01-29 22:51:12,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 214 transitions, 660 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 22:51:12,788 INFO L231 Difference]: Finished difference. Result has 193 places, 212 transitions, 432 flow [2024-01-29 22:51:12,790 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=266, PETRI_DIFFERENCE_MINUEND_FLOW=428, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=210, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=432, PETRI_PLACES=193, PETRI_TRANSITIONS=212} [2024-01-29 22:51:12,792 INFO L281 CegarLoopForPetriNet]: 231 programPoint places, -38 predicate places. [2024-01-29 22:51:12,793 INFO L495 AbstractCegarLoop]: Abstraction has has 193 places, 212 transitions, 432 flow [2024-01-29 22:51:12,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 111.25) internal successors, (445), 4 states have internal predecessors, (445), 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 22:51:12,793 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:51:12,793 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1] [2024-01-29 22:51:12,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 22:51:12,794 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 120 more)] === [2024-01-29 22:51:12,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:51:12,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1062639784, now seen corresponding path program 1 times [2024-01-29 22:51:12,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:51:12,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707629837] [2024-01-29 22:51:12,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:51:12,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:51:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:51:12,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 22:51:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:51:12,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 22:51:12,828 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 22:51:12,829 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (122 of 123 remaining) [2024-01-29 22:51:12,830 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 123 remaining) [2024-01-29 22:51:12,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 123 remaining) [2024-01-29 22:51:12,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 123 remaining) [2024-01-29 22:51:12,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 123 remaining) [2024-01-29 22:51:12,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 123 remaining) [2024-01-29 22:51:12,831 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 123 remaining) [2024-01-29 22:51:12,832 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 123 remaining) [2024-01-29 22:51:12,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (102 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 123 remaining) [2024-01-29 22:51:12,834 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (95 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (93 of 123 remaining) [2024-01-29 22:51:12,835 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (92 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (91 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 123 remaining) [2024-01-29 22:51:12,836 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (83 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (80 of 123 remaining) [2024-01-29 22:51:12,837 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 123 remaining) [2024-01-29 22:51:12,838 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (73 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (69 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 123 remaining) [2024-01-29 22:51:12,839 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (65 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (64 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 123 remaining) [2024-01-29 22:51:12,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 123 remaining) [2024-01-29 22:51:12,841 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 123 remaining) [2024-01-29 22:51:12,842 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 123 remaining) [2024-01-29 22:51:12,843 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (41 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 123 remaining) [2024-01-29 22:51:12,844 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (34 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (32 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (31 of 123 remaining) [2024-01-29 22:51:12,845 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (30 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 123 remaining) [2024-01-29 22:51:12,846 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (22 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (19 of 123 remaining) [2024-01-29 22:51:12,847 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 123 remaining) [2024-01-29 22:51:12,848 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (12 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (8 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 123 remaining) [2024-01-29 22:51:12,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (4 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (3 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 123 remaining) [2024-01-29 22:51:12,850 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 123 remaining) [2024-01-29 22:51:12,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 22:51:12,851 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 22:51:12,853 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-29 22:51:12,853 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-01-29 22:51:12,942 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:51:12,946 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 457 places, 528 transitions, 1066 flow [2024-01-29 22:51:13,032 INFO L124 PetriNetUnfolderBase]: 76/532 cut-off events. [2024-01-29 22:51:13,032 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 22:51:13,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 532 events. 76/532 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 3067 event pairs, 0 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 524. Up to 10 conditions per place. [2024-01-29 22:51:13,043 INFO L82 GeneralOperation]: Start removeDead. Operand has 457 places, 528 transitions, 1066 flow [2024-01-29 22:51:13,058 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 457 places, 528 transitions, 1066 flow [2024-01-29 22:51:13,061 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:51:13,064 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;@1fe5f8da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:51:13,064 INFO L358 AbstractCegarLoop]: Starting to check reachability of 184 error locations. [2024-01-29 22:51:13,066 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:51:13,067 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-01-29 22:51:13,067 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 22:51:13,067 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:51:13,067 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:51:13,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 181 more)] === [2024-01-29 22:51:13,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:51:13,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1566777689, now seen corresponding path program 1 times [2024-01-29 22:51:13,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:51:13,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621711331] [2024-01-29 22:51:13,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:51:13,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:51:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:51:13,153 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 22:51:13,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:51:13,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621711331] [2024-01-29 22:51:13,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621711331] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:51:13,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:51:13,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:51:13,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641745466] [2024-01-29 22:51:13,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:51:13,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:51:13,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:51:13,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:51:13,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:51:13,225 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 528 [2024-01-29 22:51:13,226 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 457 places, 528 transitions, 1066 flow. Second operand has 4 states, 4 states have (on average 240.25) internal successors, (961), 4 states have internal predecessors, (961), 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 22:51:13,227 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:51:13,227 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 528 [2024-01-29 22:51:13,227 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 22:51:18,561 INFO L124 PetriNetUnfolderBase]: 36480/73299 cut-off events. [2024-01-29 22:51:18,562 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-01-29 22:51:18,846 INFO L83 FinitePrefix]: Finished finitePrefix Result has 127085 conditions, 73299 events. 36480/73299 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 1550. Compared 761545 event pairs, 291 based on Foata normal form. 7667/72136 useless extension candidates. Maximal degree in co-relation 125736. Up to 53163 conditions per place. [2024-01-29 22:51:19,150 INFO L140 encePairwiseOnDemand]: 478/528 looper letters, 330 selfloop transitions, 2 changer transitions 0/551 dead transitions. [2024-01-29 22:51:19,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 398 places, 551 transitions, 1781 flow [2024-01-29 22:51:19,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 22:51:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 22:51:19,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1352 transitions. [2024-01-29 22:51:19,154 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6401515151515151 [2024-01-29 22:51:19,154 INFO L175 Difference]: Start difference. First operand has 457 places, 528 transitions, 1066 flow. Second operand 4 states and 1352 transitions. [2024-01-29 22:51:19,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 398 places, 551 transitions, 1781 flow [2024-01-29 22:51:19,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 398 places, 551 transitions, 1781 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-01-29 22:51:19,177 INFO L231 Difference]: Finished difference. Result has 398 places, 440 transitions, 894 flow [2024-01-29 22:51:19,178 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=528, PETRI_DIFFERENCE_MINUEND_FLOW=890, PETRI_DIFFERENCE_MINUEND_PLACES=395, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=440, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=438, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=894, PETRI_PLACES=398, PETRI_TRANSITIONS=440} [2024-01-29 22:51:19,178 INFO L281 CegarLoopForPetriNet]: 457 programPoint places, -59 predicate places. [2024-01-29 22:51:19,179 INFO L495 AbstractCegarLoop]: Abstraction has has 398 places, 440 transitions, 894 flow [2024-01-29 22:51:19,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 240.25) internal successors, (961), 4 states have internal predecessors, (961), 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 22:51:19,179 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:51:19,180 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1] [2024-01-29 22:51:19,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 22:51:19,180 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 181 more)] === [2024-01-29 22:51:19,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:51:19,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1873355858, now seen corresponding path program 1 times [2024-01-29 22:51:19,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:51:19,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451339629] [2024-01-29 22:51:19,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:51:19,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:51:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:51:19,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 22:51:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 22:51:19,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 22:51:19,224 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 22:51:19,224 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (183 of 184 remaining) [2024-01-29 22:51:19,224 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (182 of 184 remaining) [2024-01-29 22:51:19,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (181 of 184 remaining) [2024-01-29 22:51:19,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (180 of 184 remaining) [2024-01-29 22:51:19,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (179 of 184 remaining) [2024-01-29 22:51:19,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (178 of 184 remaining) [2024-01-29 22:51:19,225 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (177 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (176 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (175 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (174 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (173 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (172 of 184 remaining) [2024-01-29 22:51:19,226 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (171 of 184 remaining) [2024-01-29 22:51:19,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (170 of 184 remaining) [2024-01-29 22:51:19,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (169 of 184 remaining) [2024-01-29 22:51:19,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (168 of 184 remaining) [2024-01-29 22:51:19,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (167 of 184 remaining) [2024-01-29 22:51:19,227 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (166 of 184 remaining) [2024-01-29 22:51:19,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (165 of 184 remaining) [2024-01-29 22:51:19,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (164 of 184 remaining) [2024-01-29 22:51:19,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (163 of 184 remaining) [2024-01-29 22:51:19,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (162 of 184 remaining) [2024-01-29 22:51:19,228 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (161 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (160 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (159 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (158 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (157 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (156 of 184 remaining) [2024-01-29 22:51:19,229 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (155 of 184 remaining) [2024-01-29 22:51:19,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (154 of 184 remaining) [2024-01-29 22:51:19,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (153 of 184 remaining) [2024-01-29 22:51:19,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (152 of 184 remaining) [2024-01-29 22:51:19,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 184 remaining) [2024-01-29 22:51:19,230 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 184 remaining) [2024-01-29 22:51:19,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 184 remaining) [2024-01-29 22:51:19,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 184 remaining) [2024-01-29 22:51:19,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 184 remaining) [2024-01-29 22:51:19,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 184 remaining) [2024-01-29 22:51:19,231 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (144 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (141 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 184 remaining) [2024-01-29 22:51:19,232 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 184 remaining) [2024-01-29 22:51:19,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 184 remaining) [2024-01-29 22:51:19,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 184 remaining) [2024-01-29 22:51:19,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 184 remaining) [2024-01-29 22:51:19,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 184 remaining) [2024-01-29 22:51:19,233 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (134 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (130 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 184 remaining) [2024-01-29 22:51:19,234 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (126 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (125 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 184 remaining) [2024-01-29 22:51:19,235 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 184 remaining) [2024-01-29 22:51:19,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 184 remaining) [2024-01-29 22:51:19,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 184 remaining) [2024-01-29 22:51:19,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 184 remaining) [2024-01-29 22:51:19,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 184 remaining) [2024-01-29 22:51:19,236 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 184 remaining) [2024-01-29 22:51:19,237 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 184 remaining) [2024-01-29 22:51:19,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 184 remaining) [2024-01-29 22:51:19,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 184 remaining) [2024-01-29 22:51:19,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 184 remaining) [2024-01-29 22:51:19,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 184 remaining) [2024-01-29 22:51:19,238 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (102 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 184 remaining) [2024-01-29 22:51:19,239 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 184 remaining) [2024-01-29 22:51:19,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 184 remaining) [2024-01-29 22:51:19,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 184 remaining) [2024-01-29 22:51:19,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 184 remaining) [2024-01-29 22:51:19,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 184 remaining) [2024-01-29 22:51:19,240 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (95 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (93 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (92 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (91 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 184 remaining) [2024-01-29 22:51:19,241 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 184 remaining) [2024-01-29 22:51:19,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 184 remaining) [2024-01-29 22:51:19,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 184 remaining) [2024-01-29 22:51:19,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 184 remaining) [2024-01-29 22:51:19,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 184 remaining) [2024-01-29 22:51:19,242 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 184 remaining) [2024-01-29 22:51:19,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (83 of 184 remaining) [2024-01-29 22:51:19,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 184 remaining) [2024-01-29 22:51:19,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 184 remaining) [2024-01-29 22:51:19,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (80 of 184 remaining) [2024-01-29 22:51:19,243 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 184 remaining) [2024-01-29 22:51:19,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 184 remaining) [2024-01-29 22:51:19,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 184 remaining) [2024-01-29 22:51:19,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 184 remaining) [2024-01-29 22:51:19,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 184 remaining) [2024-01-29 22:51:19,244 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (73 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (69 of 184 remaining) [2024-01-29 22:51:19,245 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (65 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (64 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 184 remaining) [2024-01-29 22:51:19,246 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 184 remaining) [2024-01-29 22:51:19,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 184 remaining) [2024-01-29 22:51:19,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 184 remaining) [2024-01-29 22:51:19,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 184 remaining) [2024-01-29 22:51:19,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 184 remaining) [2024-01-29 22:51:19,247 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err60ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 184 remaining) [2024-01-29 22:51:19,248 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 184 remaining) [2024-01-29 22:51:19,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 184 remaining) [2024-01-29 22:51:19,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 184 remaining) [2024-01-29 22:51:19,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 184 remaining) [2024-01-29 22:51:19,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 184 remaining) [2024-01-29 22:51:19,249 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONERROR_FUNCTION (41 of 184 remaining) [2024-01-29 22:51:19,250 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 184 remaining) [2024-01-29 22:51:19,251 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONERROR_FUNCTION (34 of 184 remaining) [2024-01-29 22:51:19,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 184 remaining) [2024-01-29 22:51:19,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONERROR_FUNCTION (32 of 184 remaining) [2024-01-29 22:51:19,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONERROR_FUNCTION (31 of 184 remaining) [2024-01-29 22:51:19,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONERROR_FUNCTION (30 of 184 remaining) [2024-01-29 22:51:19,252 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 184 remaining) [2024-01-29 22:51:19,253 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONERROR_FUNCTION (22 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONERROR_FUNCTION (19 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 184 remaining) [2024-01-29 22:51:19,254 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 184 remaining) [2024-01-29 22:51:19,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 184 remaining) [2024-01-29 22:51:19,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 184 remaining) [2024-01-29 22:51:19,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 184 remaining) [2024-01-29 22:51:19,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 184 remaining) [2024-01-29 22:51:19,255 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONERROR_FUNCTION (12 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONERROR_FUNCTION (8 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 184 remaining) [2024-01-29 22:51:19,256 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err59ASSERT_VIOLATIONERROR_FUNCTION (4 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONERROR_FUNCTION (3 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err56ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err57ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 184 remaining) [2024-01-29 22:51:19,257 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err58ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 184 remaining) [2024-01-29 22:51:19,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 22:51:19,258 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-01-29 22:51:19,259 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-01-29 22:51:19,259 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-01-29 22:51:19,375 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-29 22:51:19,382 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 683 places, 790 transitions, 1598 flow [2024-01-29 22:51:19,607 INFO L124 PetriNetUnfolderBase]: 114/796 cut-off events. [2024-01-29 22:51:19,607 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-01-29 22:51:19,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 809 conditions, 796 events. 114/796 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 5347 event pairs, 0 based on Foata normal form. 0/495 useless extension candidates. Maximal degree in co-relation 785. Up to 10 conditions per place. [2024-01-29 22:51:19,637 INFO L82 GeneralOperation]: Start removeDead. Operand has 683 places, 790 transitions, 1598 flow [2024-01-29 22:51:19,671 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 683 places, 790 transitions, 1598 flow [2024-01-29 22:51:19,672 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 22:51:19,673 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;@1fe5f8da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 22:51:19,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 245 error locations. [2024-01-29 22:51:19,675 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 22:51:19,675 INFO L124 PetriNetUnfolderBase]: 0/8 cut-off events. [2024-01-29 22:51:19,675 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-01-29 22:51:19,675 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 22:51:19,676 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-29 22:51:19,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thr1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thr1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 242 more)] === [2024-01-29 22:51:19,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 22:51:19,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1974037836, now seen corresponding path program 1 times [2024-01-29 22:51:19,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 22:51:19,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337803950] [2024-01-29 22:51:19,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 22:51:19,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 22:51:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 22:51:19,735 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 22:51:19,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 22:51:19,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337803950] [2024-01-29 22:51:19,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337803950] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 22:51:19,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 22:51:19,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 22:51:19,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713808214] [2024-01-29 22:51:19,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 22:51:19,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 22:51:19,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 22:51:19,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 22:51:19,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 22:51:19,790 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 790 [2024-01-29 22:51:19,792 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 683 places, 790 transitions, 1598 flow. Second operand has 4 states, 4 states have (on average 369.25) internal successors, (1477), 4 states have internal predecessors, (1477), 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 22:51:19,792 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 22:51:19,792 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 790 [2024-01-29 22:51:19,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand