./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.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/13-privatized_34-traces-minepp-L-needs-to-be-um_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 27552612 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/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/13-privatized_34-traces-minepp-L-needs-to-be-um_true.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-2755261-m [2024-01-26 15:18:33,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 15:18:33,862 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-26 15:18:33,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 15:18:33,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 15:18:33,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 15:18:33,890 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 15:18:33,890 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 15:18:33,891 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-26 15:18:33,894 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-26 15:18:33,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 15:18:33,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 15:18:33,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 15:18:33,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 15:18:33,896 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 15:18:33,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 15:18:33,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 15:18:33,897 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 15:18:33,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 15:18:33,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 15:18:33,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 15:18:33,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 15:18:33,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 15:18:33,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 15:18:33,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-26 15:18:33,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 15:18:33,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 15:18:33,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 15:18:33,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 15:18:33,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 15:18:33,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-26 15:18:33,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 15:18:33,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:18:33,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 15:18:33,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-26 15:18:33,902 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 15:18:33,903 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-26 15:18:33,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-26 15:18:33,903 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-26 15:18:34,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 15:18:34,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 15:18:34,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 15:18:34,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 15:18:34,169 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 15:18:34,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-01-26 15:18:35,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 15:18:35,463 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 15:18:35,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-01-26 15:18:35,477 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/698435234/5a4dfe5bdcc34fe6b1e7fbe63ace82eb/FLAG56f6b467f [2024-01-26 15:18:35,486 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/698435234/5a4dfe5bdcc34fe6b1e7fbe63ace82eb [2024-01-26 15:18:35,488 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-26 15:18:35,489 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-26 15:18:35,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/13-privatized_34-traces-minepp-L-needs-to-be-um_true.yml/witness.yml [2024-01-26 15:18:35,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 15:18:35,621 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 15:18:35,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 15:18:35,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 15:18:35,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 15:18:35,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:18:35" (1/2) ... [2024-01-26 15:18:35,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb9b289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:18:35" (1/2) ... [2024-01-26 15:18:35,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59e1b299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:35" (2/2) ... [2024-01-26 15:18:35,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb9b289 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:35, skipping insertion in model container [2024-01-26 15:18:35,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:35" (2/2) ... [2024-01-26 15:18:35,631 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-26 15:18:35,710 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-26 15:18:35,712 INFO L98 nessWitnessExtractor]: Location invariant before [L696-L696] g == 42 [2024-01-26 15:18:35,712 INFO L98 nessWitnessExtractor]: Location invariant before [L696-L696] (unsigned long )arg == 0UL [2024-01-26 15:18:35,712 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] g <= 127 [2024-01-26 15:18:35,712 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] g % 27 == 15 [2024-01-26 15:18:35,712 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] g == 15 || g == 42 [2024-01-26 15:18:35,713 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] g <= 42 [2024-01-26 15:18:35,713 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] g != 0 [2024-01-26 15:18:35,713 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] 15 <= g [2024-01-26 15:18:35,713 INFO L98 nessWitnessExtractor]: Location invariant before [L713-L713] 0 <= g [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] g <= 42 [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 15 <= g [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] g != 0 [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] 0 <= g [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] g == 15 || g == 42 [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] g <= 127 [2024-01-26 15:18:35,714 INFO L98 nessWitnessExtractor]: Location invariant before [L714-L714] g % 27 == 15 [2024-01-26 15:18:35,715 INFO L98 nessWitnessExtractor]: Location invariant before [L687-L687] (unsigned long )arg == 0UL [2024-01-26 15:18:35,715 INFO L98 nessWitnessExtractor]: Location invariant before [L701-L701] g == 42 [2024-01-26 15:18:35,715 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g % 27 == 15 [2024-01-26 15:18:35,715 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g == 15 || g == 42 [2024-01-26 15:18:35,715 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 127 [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g <= 42 [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 0 <= g [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] 15 <= g [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] g != 0 [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L710-L710] r == 0 [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L697-L697] (unsigned long )arg == 0UL [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] r != 0 [2024-01-26 15:18:35,716 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g % 27 == 15 [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 15 <= g [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g <= 42 [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g != 0 [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g == 15 || g == 42 [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] 0 <= g [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L706-L706] g <= 127 [2024-01-26 15:18:35,717 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] g == 42 [2024-01-26 15:18:35,718 INFO L98 nessWitnessExtractor]: Location invariant before [L694-L694] (unsigned long )arg == 0UL [2024-01-26 15:18:35,718 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] g == 42 [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L695-L695] (unsigned long )arg == 0UL [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g != 0 [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] (unsigned long )arg == 0UL [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 15 <= g [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g % 27 == 15 [2024-01-26 15:18:35,719 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 42 [2024-01-26 15:18:35,720 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g <= 127 [2024-01-26 15:18:35,720 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] 0 <= g [2024-01-26 15:18:35,720 INFO L98 nessWitnessExtractor]: Location invariant before [L688-L688] g == 15 || g == 42 [2024-01-26 15:18:35,720 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] g == 15 [2024-01-26 15:18:35,720 INFO L98 nessWitnessExtractor]: Location invariant before [L691-L691] (unsigned long )arg == 0UL [2024-01-26 15:18:35,721 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] g == 15 [2024-01-26 15:18:35,721 INFO L98 nessWitnessExtractor]: Location invariant before [L692-L692] (unsigned long )arg == 0UL [2024-01-26 15:18:35,721 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] g <= 42 [2024-01-26 15:18:35,721 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] g != 0 [2024-01-26 15:18:35,721 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] g == 15 || g == 42 [2024-01-26 15:18:35,722 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 15 <= g [2024-01-26 15:18:35,722 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] g % 27 == 15 [2024-01-26 15:18:35,722 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] r == 0 [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] 0 <= g [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L711-L711] g <= 127 [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 15 <= g [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-26 15:18:35,723 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 15 || g == 42 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 27 == 15 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 15 <= g [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 27 == 15 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 15 || g == 42 [2024-01-26 15:18:35,724 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 0 <= g [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g != 0 [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 42 [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g % 27 == 15 [2024-01-26 15:18:35,725 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] 15 <= g [2024-01-26 15:18:35,726 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g == 15 || g == 42 [2024-01-26 15:18:35,726 INFO L98 nessWitnessExtractor]: Location invariant before [L19-L19] g <= 127 [2024-01-26 15:18:35,726 INFO L98 nessWitnessExtractor]: Location invariant before [L704-L704] r != 0 [2024-01-26 15:18:35,726 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] g == 15 [2024-01-26 15:18:35,726 INFO L98 nessWitnessExtractor]: Location invariant before [L693-L693] (unsigned long )arg == 0UL [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L709-L709] r == 0 [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g % 27 == 15 [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] 15 <= g [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g <= 127 [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g == 15 || g == 42 [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] 0 <= g [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g <= 42 [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] (unsigned long )arg == 0UL [2024-01-26 15:18:35,727 INFO L98 nessWitnessExtractor]: Location invariant before [L690-L690] g != 0 [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 127 [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g <= 42 [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g % 27 == 15 [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] 0 <= g [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g != 0 [2024-01-26 15:18:35,728 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] (unsigned long )arg == 0UL [2024-01-26 15:18:35,729 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] g == 15 || g == 42 [2024-01-26 15:18:35,729 INFO L98 nessWitnessExtractor]: Location invariant before [L689-L689] 15 <= g [2024-01-26 15:18:35,729 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 15 <= g [2024-01-26 15:18:35,729 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g != 0 [2024-01-26 15:18:35,729 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 127 [2024-01-26 15:18:35,730 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g % 27 == 15 [2024-01-26 15:18:35,730 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] r != 0 [2024-01-26 15:18:35,730 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g <= 42 [2024-01-26 15:18:35,731 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] g == 15 || g == 42 [2024-01-26 15:18:35,731 INFO L98 nessWitnessExtractor]: Location invariant before [L705-L705] 0 <= g [2024-01-26 15:18:35,765 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 15:18:35,914 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2024-01-26 15:18:36,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:18:36,086 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 15:18:36,096 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2024-01-26 15:18:36,096 WARN L424 MainDispatcher]: Unable to annotate void __VERIFIER_assert(int cond) { if(!(cond)) { ERROR: {reach_error();abort();} } } with a witness entry Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-26 15:18:36,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:18:36,249 INFO L206 MainTranslator]: Completed translation [2024-01-26 15:18:36,249 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36 WrapperNode [2024-01-26 15:18:36,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 15:18:36,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 15:18:36,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 15:18:36,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 15:18:36,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,326 INFO L138 Inliner]: procedures = 164, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2024-01-26 15:18:36,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 15:18:36,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 15:18:36,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 15:18:36,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 15:18:36,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,389 INFO L175 MemorySlicer]: Split 18 memory accesses to 5 slices as follows [2, 5, 5, 5, 1]. 28 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 5, 5, 0]. The 1 writes are split as follows [0, 0, 0, 0, 1]. [2024-01-26 15:18:36,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 15:18:36,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 15:18:36,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 15:18:36,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 15:18:36,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (1/1) ... [2024-01-26 15:18:36,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:18:36,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-26 15:18:36,545 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) [2024-01-26 15:18:36,617 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 [2024-01-26 15:18:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-26 15:18:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-26 15:18:36,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-26 15:18:36,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-26 15:18:36,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-26 15:18:36,657 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-26 15:18:36,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 15:18:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 15:18:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-26 15:18:36,659 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-26 15:18:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 15:18:36,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-26 15:18:36,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 15:18:36,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 15:18:36,662 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 15:18:36,788 INFO L244 CfgBuilder]: Building ICFG [2024-01-26 15:18:36,790 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 15:18:37,108 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-26 15:18:37,108 INFO L293 CfgBuilder]: Performing block encoding [2024-01-26 15:18:37,180 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 15:18:37,180 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-26 15:18:37,180 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:18:37 BoogieIcfgContainer [2024-01-26 15:18:37,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 15:18:37,182 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 15:18:37,182 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 15:18:37,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 15:18:37,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 03:18:35" (1/4) ... [2024-01-26 15:18:37,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38742257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 03:18:37, skipping insertion in model container [2024-01-26 15:18:37,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:18:35" (2/4) ... [2024-01-26 15:18:37,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38742257 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.01 03:18:37, skipping insertion in model container [2024-01-26 15:18:37,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:18:36" (3/4) ... [2024-01-26 15:18:37,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38742257 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.01 03:18:37, skipping insertion in model container [2024-01-26 15:18:37,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:18:37" (4/4) ... [2024-01-26 15:18:37,186 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-01-26 15:18:37,198 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 15:18:37,199 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 88 error locations. [2024-01-26 15:18:37,199 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 15:18:37,269 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-01-26 15:18:37,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 216 places, 214 transitions, 432 flow [2024-01-26 15:18:37,399 INFO L124 PetriNetUnfolderBase]: 2/213 cut-off events. [2024-01-26 15:18:37,399 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:18:37,404 INFO L83 FinitePrefix]: Finished finitePrefix Result has 217 conditions, 213 events. 2/213 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 597 event pairs, 0 based on Foata normal form. 0/123 useless extension candidates. Maximal degree in co-relation 209. Up to 2 conditions per place. [2024-01-26 15:18:37,405 INFO L82 GeneralOperation]: Start removeDead. Operand has 216 places, 214 transitions, 432 flow [2024-01-26 15:18:37,416 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 215 places, 213 transitions, 429 flow [2024-01-26 15:18:37,430 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-26 15:18:37,436 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;@511c15df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 15:18:37,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 127 error locations. [2024-01-26 15:18:37,440 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-26 15:18:37,440 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-26 15:18:37,440 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:18:37,440 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:37,442 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-26 15:18:37,474 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:37,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:37,478 INFO L85 PathProgramCache]: Analyzing trace with hash 17548, now seen corresponding path program 1 times [2024-01-26 15:18:37,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:37,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052483243] [2024-01-26 15:18:37,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:37,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:37,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:37,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052483243] [2024-01-26 15:18:37,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052483243] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:37,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:37,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-26 15:18:37,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330914944] [2024-01-26 15:18:37,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:37,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:37,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:37,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:37,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:37,907 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 214 [2024-01-26 15:18:37,910 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 215 places, 213 transitions, 429 flow. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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) [2024-01-26 15:18:37,910 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:37,910 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 214 [2024-01-26 15:18:37,911 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,232 INFO L124 PetriNetUnfolderBase]: 334/2328 cut-off events. [2024-01-26 15:18:38,233 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:18:38,236 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3396 conditions, 2328 events. 334/2328 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 21356 event pairs, 278 based on Foata normal form. 607/2589 useless extension candidates. Maximal degree in co-relation 3385. Up to 580 conditions per place. [2024-01-26 15:18:38,244 INFO L140 encePairwiseOnDemand]: 143/214 looper letters, 78 selfloop transitions, 3 changer transitions 0/197 dead transitions. [2024-01-26 15:18:38,244 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 197 transitions, 559 flow [2024-01-26 15:18:38,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 501 transitions. [2024-01-26 15:18:38,260 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.780373831775701 [2024-01-26 15:18:38,261 INFO L175 Difference]: Start difference. First operand has 215 places, 213 transitions, 429 flow. Second operand 3 states and 501 transitions. [2024-01-26 15:18:38,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 197 transitions, 559 flow [2024-01-26 15:18:38,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 197 transitions, 558 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:18:38,269 INFO L231 Difference]: Finished difference. Result has 192 places, 187 transitions, 469 flow [2024-01-26 15:18:38,271 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=376, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=469, PETRI_PLACES=192, PETRI_TRANSITIONS=187} [2024-01-26 15:18:38,273 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -23 predicate places. [2024-01-26 15:18:38,274 INFO L495 AbstractCegarLoop]: Abstraction has has 192 places, 187 transitions, 469 flow [2024-01-26 15:18:38,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 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) [2024-01-26 15:18:38,274 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,274 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2024-01-26 15:18:38,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 15:18:38,275 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:38,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,275 INFO L85 PathProgramCache]: Analyzing trace with hash 523487401, now seen corresponding path program 1 times [2024-01-26 15:18:38,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399107105] [2024-01-26 15:18:38,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399107105] [2024-01-26 15:18:38,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399107105] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:38,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126957539] [2024-01-26 15:18:38,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:18:38,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:18:38,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:18:38,473 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 214 [2024-01-26 15:18:38,473 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 192 places, 187 transitions, 469 flow. Second operand has 4 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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) [2024-01-26 15:18:38,474 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,474 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 214 [2024-01-26 15:18:38,474 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,626 INFO L124 PetriNetUnfolderBase]: 121/1464 cut-off events. [2024-01-26 15:18:38,627 INFO L125 PetriNetUnfolderBase]: For 170/170 co-relation queries the response was YES. [2024-01-26 15:18:38,628 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2063 conditions, 1464 events. 121/1464 cut-off events. For 170/170 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 11846 event pairs, 0 based on Foata normal form. 236/1622 useless extension candidates. Maximal degree in co-relation 2050. Up to 462 conditions per place. [2024-01-26 15:18:38,631 INFO L140 encePairwiseOnDemand]: 201/214 looper letters, 33 selfloop transitions, 2 changer transitions 0/186 dead transitions. [2024-01-26 15:18:38,632 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 186 transitions, 537 flow [2024-01-26 15:18:38,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 754 transitions. [2024-01-26 15:18:38,633 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8808411214953271 [2024-01-26 15:18:38,634 INFO L175 Difference]: Start difference. First operand has 192 places, 187 transitions, 469 flow. Second operand 4 states and 754 transitions. [2024-01-26 15:18:38,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 186 transitions, 537 flow [2024-01-26 15:18:38,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 186 transitions, 531 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:38,637 INFO L231 Difference]: Finished difference. Result has 182 places, 176 transitions, 445 flow [2024-01-26 15:18:38,638 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=441, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=445, PETRI_PLACES=182, PETRI_TRANSITIONS=176} [2024-01-26 15:18:38,638 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -33 predicate places. [2024-01-26 15:18:38,639 INFO L495 AbstractCegarLoop]: Abstraction has has 182 places, 176 transitions, 445 flow [2024-01-26 15:18:38,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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) [2024-01-26 15:18:38,639 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,639 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-26 15:18:38,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 15:18:38,640 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:38,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,640 INFO L85 PathProgramCache]: Analyzing trace with hash -951898096, now seen corresponding path program 1 times [2024-01-26 15:18:38,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600545774] [2024-01-26 15:18:38,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600545774] [2024-01-26 15:18:38,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600545774] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:18:38,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580698393] [2024-01-26 15:18:38,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:38,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:38,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:38,671 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 214 [2024-01-26 15:18:38,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 176 transitions, 445 flow. Second operand has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 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) [2024-01-26 15:18:38,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,672 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 214 [2024-01-26 15:18:38,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:38,878 INFO L124 PetriNetUnfolderBase]: 265/2583 cut-off events. [2024-01-26 15:18:38,879 INFO L125 PetriNetUnfolderBase]: For 80/80 co-relation queries the response was YES. [2024-01-26 15:18:38,882 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3618 conditions, 2583 events. 265/2583 cut-off events. For 80/80 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 22867 event pairs, 198 based on Foata normal form. 0/2451 useless extension candidates. Maximal degree in co-relation 3605. Up to 420 conditions per place. [2024-01-26 15:18:38,887 INFO L140 encePairwiseOnDemand]: 206/214 looper letters, 44 selfloop transitions, 5 changer transitions 0/187 dead transitions. [2024-01-26 15:18:38,887 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 187 transitions, 567 flow [2024-01-26 15:18:38,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:38,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 577 transitions. [2024-01-26 15:18:38,889 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8987538940809969 [2024-01-26 15:18:38,889 INFO L175 Difference]: Start difference. First operand has 182 places, 176 transitions, 445 flow. Second operand 3 states and 577 transitions. [2024-01-26 15:18:38,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 187 transitions, 567 flow [2024-01-26 15:18:38,891 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 187 transitions, 564 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:38,892 INFO L231 Difference]: Finished difference. Result has 180 places, 174 transitions, 455 flow [2024-01-26 15:18:38,893 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=455, PETRI_PLACES=180, PETRI_TRANSITIONS=174} [2024-01-26 15:18:38,893 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -35 predicate places. [2024-01-26 15:18:38,894 INFO L495 AbstractCegarLoop]: Abstraction has has 180 places, 174 transitions, 455 flow [2024-01-26 15:18:38,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 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) [2024-01-26 15:18:38,894 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:38,894 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-01-26 15:18:38,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 15:18:38,895 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:38,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:38,895 INFO L85 PathProgramCache]: Analyzing trace with hash -951898121, now seen corresponding path program 1 times [2024-01-26 15:18:38,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:38,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228762128] [2024-01-26 15:18:38,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:38,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:38,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:38,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228762128] [2024-01-26 15:18:38,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228762128] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:38,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:38,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:18:38,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166995882] [2024-01-26 15:18:38,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:38,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:38,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:38,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:38,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:38,924 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 214 [2024-01-26 15:18:38,924 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 174 transitions, 455 flow. Second operand has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 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) [2024-01-26 15:18:38,924 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:38,924 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 214 [2024-01-26 15:18:38,925 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:39,117 INFO L124 PetriNetUnfolderBase]: 232/2343 cut-off events. [2024-01-26 15:18:39,117 INFO L125 PetriNetUnfolderBase]: For 219/219 co-relation queries the response was YES. [2024-01-26 15:18:39,120 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3354 conditions, 2343 events. 232/2343 cut-off events. For 219/219 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 20736 event pairs, 209 based on Foata normal form. 36/2301 useless extension candidates. Maximal degree in co-relation 3341. Up to 420 conditions per place. [2024-01-26 15:18:39,125 INFO L140 encePairwiseOnDemand]: 209/214 looper letters, 44 selfloop transitions, 2 changer transitions 0/184 dead transitions. [2024-01-26 15:18:39,125 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 184 transitions, 560 flow [2024-01-26 15:18:39,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:39,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:39,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 574 transitions. [2024-01-26 15:18:39,127 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8940809968847352 [2024-01-26 15:18:39,127 INFO L175 Difference]: Start difference. First operand has 180 places, 174 transitions, 455 flow. Second operand 3 states and 574 transitions. [2024-01-26 15:18:39,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 184 transitions, 560 flow [2024-01-26 15:18:39,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 184 transitions, 558 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:18:39,130 INFO L231 Difference]: Finished difference. Result has 178 places, 171 transitions, 442 flow [2024-01-26 15:18:39,130 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=438, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=442, PETRI_PLACES=178, PETRI_TRANSITIONS=171} [2024-01-26 15:18:39,131 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -37 predicate places. [2024-01-26 15:18:39,131 INFO L495 AbstractCegarLoop]: Abstraction has has 178 places, 171 transitions, 442 flow [2024-01-26 15:18:39,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 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) [2024-01-26 15:18:39,132 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:39,132 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:39,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 15:18:39,132 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:39,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:39,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1181710308, now seen corresponding path program 1 times [2024-01-26 15:18:39,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:39,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053777442] [2024-01-26 15:18:39,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:39,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:39,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:39,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053777442] [2024-01-26 15:18:39,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053777442] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:39,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:39,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:39,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147407395] [2024-01-26 15:18:39,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:39,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:18:39,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:39,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:18:39,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:18:39,448 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 214 [2024-01-26 15:18:39,449 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 171 transitions, 442 flow. Second operand has 4 states, 4 states have (on average 117.25) internal successors, (469), 4 states have internal predecessors, (469), 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) [2024-01-26 15:18:39,449 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:39,449 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 214 [2024-01-26 15:18:39,449 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:39,696 INFO L124 PetriNetUnfolderBase]: 513/2754 cut-off events. [2024-01-26 15:18:39,696 INFO L125 PetriNetUnfolderBase]: For 361/381 co-relation queries the response was YES. [2024-01-26 15:18:39,699 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4670 conditions, 2754 events. 513/2754 cut-off events. For 361/381 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 25596 event pairs, 350 based on Foata normal form. 0/2666 useless extension candidates. Maximal degree in co-relation 4657. Up to 752 conditions per place. [2024-01-26 15:18:39,704 INFO L140 encePairwiseOnDemand]: 207/214 looper letters, 88 selfloop transitions, 8 changer transitions 9/202 dead transitions. [2024-01-26 15:18:39,704 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 202 transitions, 722 flow [2024-01-26 15:18:39,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-26 15:18:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-01-26 15:18:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 680 transitions. [2024-01-26 15:18:39,706 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6355140186915887 [2024-01-26 15:18:39,706 INFO L175 Difference]: Start difference. First operand has 178 places, 171 transitions, 442 flow. Second operand 5 states and 680 transitions. [2024-01-26 15:18:39,706 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 202 transitions, 722 flow [2024-01-26 15:18:39,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 202 transitions, 712 flow, removed 2 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:39,710 INFO L231 Difference]: Finished difference. Result has 184 places, 175 transitions, 487 flow [2024-01-26 15:18:39,710 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=487, PETRI_PLACES=184, PETRI_TRANSITIONS=175} [2024-01-26 15:18:39,711 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -31 predicate places. [2024-01-26 15:18:39,711 INFO L495 AbstractCegarLoop]: Abstraction has has 184 places, 175 transitions, 487 flow [2024-01-26 15:18:39,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 117.25) internal successors, (469), 4 states have internal predecessors, (469), 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) [2024-01-26 15:18:39,711 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:39,712 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:39,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-26 15:18:39,712 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:39,712 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:39,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1288745370, now seen corresponding path program 1 times [2024-01-26 15:18:39,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:39,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715529533] [2024-01-26 15:18:39,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:39,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:39,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:39,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715529533] [2024-01-26 15:18:39,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715529533] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:39,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:39,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:18:39,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924580566] [2024-01-26 15:18:39,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:39,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:39,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:39,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:39,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:39,876 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 214 [2024-01-26 15:18:39,877 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 175 transitions, 487 flow. Second operand has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 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) [2024-01-26 15:18:39,877 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:39,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 214 [2024-01-26 15:18:39,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:39,976 INFO L124 PetriNetUnfolderBase]: 215/1057 cut-off events. [2024-01-26 15:18:39,976 INFO L125 PetriNetUnfolderBase]: For 581/603 co-relation queries the response was YES. [2024-01-26 15:18:39,978 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1788 conditions, 1057 events. 215/1057 cut-off events. For 581/603 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 6879 event pairs, 138 based on Foata normal form. 295/1305 useless extension candidates. Maximal degree in co-relation 1771. Up to 317 conditions per place. [2024-01-26 15:18:39,979 INFO L140 encePairwiseOnDemand]: 167/214 looper letters, 32 selfloop transitions, 2 changer transitions 16/139 dead transitions. [2024-01-26 15:18:39,980 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 139 transitions, 417 flow [2024-01-26 15:18:39,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 438 transitions. [2024-01-26 15:18:39,981 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6822429906542056 [2024-01-26 15:18:39,981 INFO L175 Difference]: Start difference. First operand has 184 places, 175 transitions, 487 flow. Second operand 3 states and 438 transitions. [2024-01-26 15:18:39,981 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 139 transitions, 417 flow [2024-01-26 15:18:39,983 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 139 transitions, 413 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:18:39,984 INFO L231 Difference]: Finished difference. Result has 140 places, 116 transitions, 259 flow [2024-01-26 15:18:39,984 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=309, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=259, PETRI_PLACES=140, PETRI_TRANSITIONS=116} [2024-01-26 15:18:39,985 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -75 predicate places. [2024-01-26 15:18:39,985 INFO L495 AbstractCegarLoop]: Abstraction has has 140 places, 116 transitions, 259 flow [2024-01-26 15:18:39,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 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) [2024-01-26 15:18:39,985 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:39,985 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:39,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-26 15:18:39,986 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:39,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:39,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1648906887, now seen corresponding path program 1 times [2024-01-26 15:18:39,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:39,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478979266] [2024-01-26 15:18:39,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:39,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:40,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:40,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:40,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478979266] [2024-01-26 15:18:40,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478979266] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:40,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:40,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:40,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351857537] [2024-01-26 15:18:40,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:40,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:18:40,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:40,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:18:40,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:18:40,179 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 214 [2024-01-26 15:18:40,180 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 116 transitions, 259 flow. Second operand has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2024-01-26 15:18:40,180 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:40,180 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 214 [2024-01-26 15:18:40,180 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:40,254 INFO L124 PetriNetUnfolderBase]: 60/726 cut-off events. [2024-01-26 15:18:40,255 INFO L125 PetriNetUnfolderBase]: For 69/69 co-relation queries the response was YES. [2024-01-26 15:18:40,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 961 conditions, 726 events. 60/726 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 3999 event pairs, 29 based on Foata normal form. 13/718 useless extension candidates. Maximal degree in co-relation 944. Up to 91 conditions per place. [2024-01-26 15:18:40,257 INFO L140 encePairwiseOnDemand]: 205/214 looper letters, 20 selfloop transitions, 8 changer transitions 5/127 dead transitions. [2024-01-26 15:18:40,257 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 127 transitions, 349 flow [2024-01-26 15:18:40,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 793 transitions. [2024-01-26 15:18:40,259 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9264018691588785 [2024-01-26 15:18:40,259 INFO L175 Difference]: Start difference. First operand has 140 places, 116 transitions, 259 flow. Second operand 4 states and 793 transitions. [2024-01-26 15:18:40,259 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 127 transitions, 349 flow [2024-01-26 15:18:40,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 127 transitions, 332 flow, removed 2 selfloop flow, removed 7 redundant places. [2024-01-26 15:18:40,261 INFO L231 Difference]: Finished difference. Result has 126 places, 116 transitions, 267 flow [2024-01-26 15:18:40,261 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=267, PETRI_PLACES=126, PETRI_TRANSITIONS=116} [2024-01-26 15:18:40,262 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -89 predicate places. [2024-01-26 15:18:40,262 INFO L495 AbstractCegarLoop]: Abstraction has has 126 places, 116 transitions, 267 flow [2024-01-26 15:18:40,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 192.0) internal successors, (768), 4 states have internal predecessors, (768), 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) [2024-01-26 15:18:40,263 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:40,263 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:40,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-26 15:18:40,263 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:40,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:40,264 INFO L85 PathProgramCache]: Analyzing trace with hash -2023687668, now seen corresponding path program 1 times [2024-01-26 15:18:40,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:40,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049267541] [2024-01-26 15:18:40,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:40,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:40,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:40,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049267541] [2024-01-26 15:18:40,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049267541] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:40,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:40,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:18:40,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312226129] [2024-01-26 15:18:40,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:40,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:18:40,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:40,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:18:40,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:18:40,335 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 214 [2024-01-26 15:18:40,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 116 transitions, 267 flow. Second operand has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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) [2024-01-26 15:18:40,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:40,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 214 [2024-01-26 15:18:40,336 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:40,407 INFO L124 PetriNetUnfolderBase]: 52/748 cut-off events. [2024-01-26 15:18:40,407 INFO L125 PetriNetUnfolderBase]: For 121/124 co-relation queries the response was YES. [2024-01-26 15:18:40,408 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1015 conditions, 748 events. 52/748 cut-off events. For 121/124 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 4152 event pairs, 28 based on Foata normal form. 6/733 useless extension candidates. Maximal degree in co-relation 1001. Up to 109 conditions per place. [2024-01-26 15:18:40,409 INFO L140 encePairwiseOnDemand]: 206/214 looper letters, 22 selfloop transitions, 4 changer transitions 10/130 dead transitions. [2024-01-26 15:18:40,409 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 130 transitions, 387 flow [2024-01-26 15:18:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:18:40,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:18:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 605 transitions. [2024-01-26 15:18:40,410 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.942367601246106 [2024-01-26 15:18:40,411 INFO L175 Difference]: Start difference. First operand has 126 places, 116 transitions, 267 flow. Second operand 3 states and 605 transitions. [2024-01-26 15:18:40,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 130 transitions, 387 flow [2024-01-26 15:18:40,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 130 transitions, 374 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:40,413 INFO L231 Difference]: Finished difference. Result has 127 places, 116 transitions, 279 flow [2024-01-26 15:18:40,413 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=259, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=279, PETRI_PLACES=127, PETRI_TRANSITIONS=116} [2024-01-26 15:18:40,414 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -88 predicate places. [2024-01-26 15:18:40,414 INFO L495 AbstractCegarLoop]: Abstraction has has 127 places, 116 transitions, 279 flow [2024-01-26 15:18:40,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.0) internal successors, (579), 3 states have internal predecessors, (579), 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) [2024-01-26 15:18:40,414 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:40,415 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:40,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-26 15:18:40,415 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:40,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:40,415 INFO L85 PathProgramCache]: Analyzing trace with hash -509182366, now seen corresponding path program 2 times [2024-01-26 15:18:40,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:40,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666364269] [2024-01-26 15:18:40,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:40,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:40,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:40,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:40,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666364269] [2024-01-26 15:18:40,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666364269] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:40,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:40,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-26 15:18:40,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330167906] [2024-01-26 15:18:40,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:40,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-26 15:18:40,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:40,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-26 15:18:40,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-26 15:18:40,575 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 214 [2024-01-26 15:18:40,576 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 116 transitions, 279 flow. Second operand has 5 states, 5 states have (on average 191.4) internal successors, (957), 5 states have internal predecessors, (957), 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) [2024-01-26 15:18:40,576 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:40,576 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 214 [2024-01-26 15:18:40,576 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:40,645 INFO L124 PetriNetUnfolderBase]: 39/623 cut-off events. [2024-01-26 15:18:40,645 INFO L125 PetriNetUnfolderBase]: For 153/161 co-relation queries the response was YES. [2024-01-26 15:18:40,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 864 conditions, 623 events. 39/623 cut-off events. For 153/161 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 3060 event pairs, 19 based on Foata normal form. 5/610 useless extension candidates. Maximal degree in co-relation 849. Up to 67 conditions per place. [2024-01-26 15:18:40,646 INFO L140 encePairwiseOnDemand]: 205/214 looper letters, 13 selfloop transitions, 6 changer transitions 24/126 dead transitions. [2024-01-26 15:18:40,646 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 126 transitions, 379 flow [2024-01-26 15:18:40,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 790 transitions. [2024-01-26 15:18:40,648 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9228971962616822 [2024-01-26 15:18:40,648 INFO L175 Difference]: Start difference. First operand has 127 places, 116 transitions, 279 flow. Second operand 4 states and 790 transitions. [2024-01-26 15:18:40,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 126 transitions, 379 flow [2024-01-26 15:18:40,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 126 transitions, 367 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:18:40,650 INFO L231 Difference]: Finished difference. Result has 128 places, 99 transitions, 236 flow [2024-01-26 15:18:40,651 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=271, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=236, PETRI_PLACES=128, PETRI_TRANSITIONS=99} [2024-01-26 15:18:40,651 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -87 predicate places. [2024-01-26 15:18:40,651 INFO L495 AbstractCegarLoop]: Abstraction has has 128 places, 99 transitions, 236 flow [2024-01-26 15:18:40,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 191.4) internal successors, (957), 5 states have internal predecessors, (957), 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) [2024-01-26 15:18:40,652 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:40,652 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:40,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-01-26 15:18:40,653 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:40,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:40,653 INFO L85 PathProgramCache]: Analyzing trace with hash 29431785, now seen corresponding path program 1 times [2024-01-26 15:18:40,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:40,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280896602] [2024-01-26 15:18:40,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:40,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:40,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:40,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:40,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280896602] [2024-01-26 15:18:40,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280896602] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:40,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:40,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-01-26 15:18:40,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864741418] [2024-01-26 15:18:40,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:40,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-01-26 15:18:40,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:40,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-01-26 15:18:40,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-01-26 15:18:40,849 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 214 [2024-01-26 15:18:40,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 99 transitions, 236 flow. Second operand has 6 states, 6 states have (on average 191.16666666666666) internal successors, (1147), 6 states have internal predecessors, (1147), 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) [2024-01-26 15:18:40,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:40,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 214 [2024-01-26 15:18:40,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:40,897 INFO L124 PetriNetUnfolderBase]: 8/237 cut-off events. [2024-01-26 15:18:40,897 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-01-26 15:18:40,897 INFO L83 FinitePrefix]: Finished finitePrefix Result has 316 conditions, 237 events. 8/237 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 735 event pairs, 0 based on Foata normal form. 7/242 useless extension candidates. Maximal degree in co-relation 300. Up to 30 conditions per place. [2024-01-26 15:18:40,898 INFO L140 encePairwiseOnDemand]: 210/214 looper letters, 12 selfloop transitions, 2 changer transitions 27/103 dead transitions. [2024-01-26 15:18:40,898 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 103 transitions, 292 flow [2024-01-26 15:18:40,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:40,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 778 transitions. [2024-01-26 15:18:40,900 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9088785046728972 [2024-01-26 15:18:40,900 INFO L175 Difference]: Start difference. First operand has 128 places, 99 transitions, 236 flow. Second operand 4 states and 778 transitions. [2024-01-26 15:18:40,900 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 103 transitions, 292 flow [2024-01-26 15:18:40,901 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 103 transitions, 276 flow, removed 1 selfloop flow, removed 3 redundant places. [2024-01-26 15:18:40,901 INFO L231 Difference]: Finished difference. Result has 111 places, 75 transitions, 175 flow [2024-01-26 15:18:40,902 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=223, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=99, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=175, PETRI_PLACES=111, PETRI_TRANSITIONS=75} [2024-01-26 15:18:40,902 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -104 predicate places. [2024-01-26 15:18:40,902 INFO L495 AbstractCegarLoop]: Abstraction has has 111 places, 75 transitions, 175 flow [2024-01-26 15:18:40,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 191.16666666666666) internal successors, (1147), 6 states have internal predecessors, (1147), 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) [2024-01-26 15:18:40,903 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:18:40,903 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:40,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-01-26 15:18:40,904 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (and 124 more)] === [2024-01-26 15:18:40,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:18:40,904 INFO L85 PathProgramCache]: Analyzing trace with hash 981368452, now seen corresponding path program 1 times [2024-01-26 15:18:40,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:18:40,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104665174] [2024-01-26 15:18:40,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:18:40,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:18:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:18:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-26 15:18:41,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:18:41,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104665174] [2024-01-26 15:18:41,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104665174] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:18:41,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:18:41,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-01-26 15:18:41,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179557334] [2024-01-26 15:18:41,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:18:41,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-26 15:18:41,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:18:41,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-26 15:18:41,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-01-26 15:18:41,033 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 214 [2024-01-26 15:18:41,034 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 75 transitions, 175 flow. Second operand has 5 states, 5 states have (on average 191.6) internal successors, (958), 5 states have internal predecessors, (958), 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) [2024-01-26 15:18:41,034 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:18:41,034 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 214 [2024-01-26 15:18:41,034 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:18:41,057 INFO L124 PetriNetUnfolderBase]: 8/147 cut-off events. [2024-01-26 15:18:41,057 INFO L125 PetriNetUnfolderBase]: For 21/22 co-relation queries the response was YES. [2024-01-26 15:18:41,057 INFO L83 FinitePrefix]: Finished finitePrefix Result has 206 conditions, 147 events. 8/147 cut-off events. For 21/22 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 367 event pairs, 2 based on Foata normal form. 2/147 useless extension candidates. Maximal degree in co-relation 190. Up to 19 conditions per place. [2024-01-26 15:18:41,058 INFO L140 encePairwiseOnDemand]: 210/214 looper letters, 0 selfloop transitions, 0 changer transitions 74/74 dead transitions. [2024-01-26 15:18:41,058 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 74 transitions, 201 flow [2024-01-26 15:18:41,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:18:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:18:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 771 transitions. [2024-01-26 15:18:41,059 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9007009345794392 [2024-01-26 15:18:41,059 INFO L175 Difference]: Start difference. First operand has 111 places, 75 transitions, 175 flow. Second operand 4 states and 771 transitions. [2024-01-26 15:18:41,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 74 transitions, 201 flow [2024-01-26 15:18:41,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 74 transitions, 190 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-26 15:18:41,060 INFO L231 Difference]: Finished difference. Result has 83 places, 0 transitions, 0 flow [2024-01-26 15:18:41,061 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=157, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=83, PETRI_TRANSITIONS=0} [2024-01-26 15:18:41,061 INFO L281 CegarLoopForPetriNet]: 215 programPoint places, -132 predicate places. [2024-01-26 15:18:41,061 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 0 transitions, 0 flow [2024-01-26 15:18:41,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 191.6) internal successors, (958), 5 states have internal predecessors, (958), 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) [2024-01-26 15:18:41,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 127 remaining) [2024-01-26 15:18:41,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 127 remaining) [2024-01-26 15:18:41,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 127 remaining) [2024-01-26 15:18:41,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 127 remaining) [2024-01-26 15:18:41,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 127 remaining) [2024-01-26 15:18:41,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 127 remaining) [2024-01-26 15:18:41,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 127 remaining) [2024-01-26 15:18:41,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (84 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 127 remaining) [2024-01-26 15:18:41,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 127 remaining) [2024-01-26 15:18:41,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 127 remaining) [2024-01-26 15:18:41,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (68 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (67 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (66 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 127 remaining) [2024-01-26 15:18:41,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 127 remaining) [2024-01-26 15:18:41,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 127 remaining) [2024-01-26 15:18:41,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr32ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr33ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr34ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr35ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr36ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 127 remaining) [2024-01-26 15:18:41,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr37ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 127 remaining) [2024-01-26 15:18:41,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr7ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr8ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr9ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr11ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr12ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 127 remaining) [2024-01-26 15:18:41,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr13ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr14ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr15ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr16ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr17ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr18ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr19ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr20ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 127 remaining) [2024-01-26 15:18:41,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr21ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr22ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr23ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr24ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr25ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr26ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr27ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 127 remaining) [2024-01-26 15:18:41,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr28ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr29ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr30ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr31ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr32ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr33ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr34ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr35ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 127 remaining) [2024-01-26 15:18:41,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr36ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 127 remaining) [2024-01-26 15:18:41,082 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr37ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 127 remaining) [2024-01-26 15:18:41,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-01-26 15:18:41,082 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:18:41,086 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 15:18:41,087 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 15:18:41,090 INFO L503 ceAbstractionStarter]: Automizer considered 87 witness invariants [2024-01-26 15:18:41,090 INFO L504 ceAbstractionStarter]: WitnessConsidered=87 [2024-01-26 15:18:41,091 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 03:18:41 BasicIcfg [2024-01-26 15:18:41,091 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 15:18:41,091 INFO L158 Benchmark]: Toolchain (without parser) took 5470.11ms. Allocated memory was 140.5MB in the beginning and 297.8MB in the end (delta: 157.3MB). Free memory was 96.7MB in the beginning and 174.3MB in the end (delta: -77.6MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,091 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 102.5MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:18:41,092 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:18:41,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.39ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 66.0MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.05ms. Allocated memory is still 140.5MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,092 INFO L158 Benchmark]: Boogie Preprocessor took 125.54ms. Allocated memory is still 140.5MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,092 INFO L158 Benchmark]: RCFGBuilder took 724.07ms. Allocated memory is still 140.5MB. Free memory was 61.8MB in the beginning and 68.7MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,093 INFO L158 Benchmark]: TraceAbstraction took 3909.07ms. Allocated memory was 140.5MB in the beginning and 297.8MB in the end (delta: 157.3MB). Free memory was 67.8MB in the beginning and 174.3MB in the end (delta: -106.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-01-26 15:18:41,094 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 140.5MB. Free memory was 102.7MB in the beginning and 102.5MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.39ms. Allocated memory is still 140.5MB. Free memory was 96.7MB in the beginning and 66.0MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.05ms. Allocated memory is still 140.5MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.54ms. Allocated memory is still 140.5MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 724.07ms. Allocated memory is still 140.5MB. Free memory was 61.8MB in the beginning and 68.7MB in the end (delta: -6.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3909.07ms. Allocated memory was 140.5MB in the beginning and 297.8MB in the end (delta: 157.3MB). Free memory was 67.8MB in the beginning and 174.3MB in the end (delta: -106.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 701]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 704]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 709]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 705]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 710]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 706]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 711]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 713]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 714]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 687]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 688]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 689]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 690]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 691]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 691]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 692]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 692]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 693]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 693]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 694]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 694]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 696]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 696]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 697]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 308 locations, 127 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.8s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1273 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 719 mSDsluCounter, 212 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 313 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1166 IncrementalHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 313 mSolverCounterUnsat, 78 mSDtfsCounter, 1166 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=487occurred in iteration=5, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 2116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 88 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-01-26 15:18:41,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE