./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.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/arithmetic_prog_ok.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/pthread-deagle/arithmetic_prog_ok.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/arithmetic_prog_ok.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 15:22:52,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 15:22:52,624 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-26 15:22:52,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 15:22:52,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 15:22:52,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 15:22:52,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 15:22:52,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 15:22:52,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-26 15:22:52,679 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-26 15:22:52,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 15:22:52,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 15:22:52,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 15:22:52,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 15:22:52,680 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 15:22:52,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 15:22:52,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 15:22:52,681 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 15:22:52,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 15:22:52,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 15:22:52,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 15:22:52,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 15:22:52,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 15:22:52,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 15:22:52,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-26 15:22:52,685 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 15:22:52,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 15:22:52,685 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 15:22:52,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 15:22:52,686 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 15:22:52,686 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-26 15:22:52,686 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 15:22:52,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:22:52,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 15:22:52,687 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-26 15:22:52,688 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 15:22:52,690 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-26 15:22:52,690 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-26 15:22:52,690 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-26 15:22:52,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 15:22:52,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 15:22:52,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 15:22:52,949 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-26 15:22:52,950 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-26 15:22:52,951 INFO L431 ainManager$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/arithmetic_prog_ok.yml/witness.yml [2024-01-26 15:22:53,101 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 15:22:53,101 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 15:22:53,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-01-26 15:22:54,092 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 15:22:54,320 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 15:22:54,320 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-01-26 15:22:54,335 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58da911ec/0cd883e832a04985b671cf496e0a8931/FLAG4cbb746f0 [2024-01-26 15:22:54,345 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58da911ec/0cd883e832a04985b671cf496e0a8931 [2024-01-26 15:22:54,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 15:22:54,346 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 15:22:54,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 15:22:54,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 15:22:54,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 15:22:54,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:22:53" (1/2) ... [2024-01-26 15:22:54,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d4b66c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:22:54, skipping insertion in model container [2024-01-26 15:22:54,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:22:53" (1/2) ... [2024-01-26 15:22:54,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@249fa7e7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.01 03:22:54, skipping insertion in model container [2024-01-26 15:22:54,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:22:54" (2/2) ... [2024-01-26 15:22:54,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d4b66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:54, skipping insertion in model container [2024-01-26 15:22:54,355 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 03:22:54" (2/2) ... [2024-01-26 15:22:54,356 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-26 15:22:54,418 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-26 15:22:54,419 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] (((((((((((((((((((((((((((((((((((((((((((((((((((0 == j && j == 0) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3) [2024-01-26 15:22:54,419 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] num == 0 [2024-01-26 15:22:54,419 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] (unsigned long )arg == 0UL [2024-01-26 15:22:54,420 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] (unsigned long )arg == 0UL [2024-01-26 15:22:54,420 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] 0 <= num [2024-01-26 15:22:54,420 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] (((((((((((((((((((((((((((((((((((((((((((((((((((0 == j && j == 0) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3)) || (0 == j && j == 0)) || (1 <= j && j <= 3) [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] num <= 1 [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] j == 4 [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] (unsigned long )arg == 0UL [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L891-L891] (unsigned long )arg == 0UL [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] (unsigned long )arg == 0UL [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] j == 4 [2024-01-26 15:22:54,421 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] num == 0 [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (unsigned long )arg == 0UL [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] (unsigned long )arg == 0UL [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] ((((((((((((((((((((((((((((((((((((((((((((((1 <= i && i <= 3) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (1 <= i && i <= 3)) || (1 <= i && i <= 3) [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] num <= 1 [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] 0 <= num [2024-01-26 15:22:54,422 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] (unsigned long )arg == 0UL [2024-01-26 15:22:54,423 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] ((((((((((((((((((((((((((((((((((((((((((((((1 <= i && i <= 3) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (0 == i && i == 0)) || (1 <= i && i <= 3)) || (1 <= i && i <= 3)) || (1 <= i && i <= 3) [2024-01-26 15:22:54,423 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] num == 1 [2024-01-26 15:22:54,423 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,423 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (unsigned long )arg == 0UL [2024-01-26 15:22:54,423 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] total == 0UL [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] num == 0 [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] flag == 0 [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] flag == 0 [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] num == 0 [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] total == 0UL [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (unsigned long )arg == 0UL [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,424 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-26 15:22:54,425 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] num == 1 [2024-01-26 15:22:54,425 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (unsigned long )arg == 0UL [2024-01-26 15:22:54,425 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (unsigned long )arg == 0UL [2024-01-26 15:22:54,425 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (1 <= i && i <= 4) || (0 == i && i == 0) [2024-01-26 15:22:54,425 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] j == 4 [2024-01-26 15:22:54,426 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] (unsigned long )arg == 0UL [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (unsigned long )arg == 0UL [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (1 <= i && i <= 3) || (0 == i && i == 0) [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (unsigned long )arg == 0UL [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] num == 1 [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] flag == 0 [2024-01-26 15:22:54,427 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] total == 0UL [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] num == 0 [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (unsigned long )arg == 0UL [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] flag == 0 [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] total == 0UL [2024-01-26 15:22:54,428 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] num == 0 [2024-01-26 15:22:54,429 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] num == 0 [2024-01-26 15:22:54,429 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] total == 0UL [2024-01-26 15:22:54,429 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] flag == 0 [2024-01-26 15:22:54,429 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (0 == j && j == 0) || (1 <= j && j <= 4) [2024-01-26 15:22:54,430 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (unsigned long )arg == 0UL [2024-01-26 15:22:54,430 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] i == 4 [2024-01-26 15:22:54,430 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] (unsigned long )arg == 0UL [2024-01-26 15:22:54,430 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-26 15:22:54,430 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (unsigned long )arg == 0UL [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] num == 0 [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (unsigned long )arg == 0UL [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] flag == 0 [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] total == 0UL [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] num == 0 [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (unsigned long )arg == 0UL [2024-01-26 15:22:54,431 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-26 15:22:54,432 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] num == 1 [2024-01-26 15:22:54,432 INFO L98 nessWitnessExtractor]: Location invariant before [L877-L877] (unsigned long )arg == 0UL [2024-01-26 15:22:54,432 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-26 15:22:54,432 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (unsigned long )arg == 0UL [2024-01-26 15:22:54,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 15:22:54,812 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-01-26 15:22:54,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:22:54,826 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-01-26 15:22:54,986 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2024-01-26 15:22:54,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 15:22:55,039 INFO L206 MainTranslator]: Completed translation [2024-01-26 15:22:55,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55 WrapperNode [2024-01-26 15:22:55,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 15:22:55,041 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 15:22:55,041 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 15:22:55,041 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 15:22:55,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,111 INFO L138 Inliner]: procedures = 244, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 98 [2024-01-26 15:22:55,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 15:22:55,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 15:22:55,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 15:22:55,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 15:22:55,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,137 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,162 INFO L175 MemorySlicer]: Split 31 memory accesses to 7 slices as follows [2, 1, 8, 8, 8, 2, 2]. 26 percent of accesses are in the largest equivalence class. The 27 initializations are split as follows [2, 1, 8, 8, 8, 0, 0]. The 2 writes are split as follows [0, 0, 0, 0, 0, 1, 1]. [2024-01-26 15:22:55,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,163 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,179 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 15:22:55,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 15:22:55,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 15:22:55,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 15:22:55,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (1/1) ... [2024-01-26 15:22:55,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-26 15:22:55,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-26 15:22:55,239 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 15:22:55,258 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 15:22:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 15:22:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 15:22:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-01-26 15:22:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-01-26 15:22:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-26 15:22:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-26 15:22:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-01-26 15:22:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-26 15:22:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-26 15:22:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-26 15:22:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-26 15:22:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-26 15:22:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-26 15:22:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-26 15:22:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-26 15:22:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-01-26 15:22:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 15:22:55,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 15:22:55,277 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 15:22:55,404 INFO L244 CfgBuilder]: Building ICFG [2024-01-26 15:22:55,406 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 15:22:55,837 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-26 15:22:55,837 INFO L293 CfgBuilder]: Performing block encoding [2024-01-26 15:22:56,044 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 15:22:56,045 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-26 15:22:56,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:22:56 BoogieIcfgContainer [2024-01-26 15:22:56,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 15:22:56,050 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 15:22:56,050 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 15:22:56,053 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 15:22:56,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.01 03:22:53" (1/4) ... [2024-01-26 15:22:56,054 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7659d7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.01 03:22:56, skipping insertion in model container [2024-01-26 15:22:56,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 03:22:54" (2/4) ... [2024-01-26 15:22:56,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7659d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 03:22:56, skipping insertion in model container [2024-01-26 15:22:56,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 03:22:55" (3/4) ... [2024-01-26 15:22:56,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7659d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 03:22:56, skipping insertion in model container [2024-01-26 15:22:56,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 03:22:56" (4/4) ... [2024-01-26 15:22:56,057 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-01-26 15:22:56,070 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 15:22:56,071 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-01-26 15:22:56,071 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 15:22:56,151 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-26 15:22:56,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 210 transitions, 434 flow [2024-01-26 15:22:56,278 INFO L124 PetriNetUnfolderBase]: 6/208 cut-off events. [2024-01-26 15:22:56,278 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-26 15:22:56,284 INFO L83 FinitePrefix]: Finished finitePrefix Result has 217 conditions, 208 events. 6/208 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 622 event pairs, 0 based on Foata normal form. 0/116 useless extension candidates. Maximal degree in co-relation 161. Up to 3 conditions per place. [2024-01-26 15:22:56,284 INFO L82 GeneralOperation]: Start removeDead. Operand has 211 places, 210 transitions, 434 flow [2024-01-26 15:22:56,293 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 207 places, 204 transitions, 420 flow [2024-01-26 15:22:56,355 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-26 15:22:56,363 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;@67caddcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 15:22:56,364 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2024-01-26 15:22:56,366 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-26 15:22:56,366 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-26 15:22:56,370 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-26 15:22:56,371 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:56,371 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-26 15:22:56,372 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:56,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:56,418 INFO L85 PathProgramCache]: Analyzing trace with hash 20393, now seen corresponding path program 1 times [2024-01-26 15:22:56,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:56,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877803407] [2024-01-26 15:22:56,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:56,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:56,558 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 15:22:56,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:56,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877803407] [2024-01-26 15:22:56,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877803407] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:56,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:56,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-26 15:22:56,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078492861] [2024-01-26 15:22:56,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:56,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:22:56,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:56,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:22:56,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:22:56,599 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 210 [2024-01-26 15:22:56,602 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 204 transitions, 420 flow. Second operand has 3 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 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 15:22:56,602 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:56,602 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 210 [2024-01-26 15:22:56,603 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:56,918 INFO L124 PetriNetUnfolderBase]: 653/2989 cut-off events. [2024-01-26 15:22:56,918 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-01-26 15:22:56,926 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4064 conditions, 2989 events. 653/2989 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 26802 event pairs, 465 based on Foata normal form. 0/2071 useless extension candidates. Maximal degree in co-relation 3846. Up to 895 conditions per place. [2024-01-26 15:22:56,937 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 53 selfloop transitions, 2 changer transitions 0/212 dead transitions. [2024-01-26 15:22:56,938 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 212 transitions, 549 flow [2024-01-26 15:22:56,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:22:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:22:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 541 transitions. [2024-01-26 15:22:56,953 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8587301587301587 [2024-01-26 15:22:56,954 INFO L175 Difference]: Start difference. First operand has 207 places, 204 transitions, 420 flow. Second operand 3 states and 541 transitions. [2024-01-26 15:22:56,955 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 212 transitions, 549 flow [2024-01-26 15:22:56,958 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 212 transitions, 539 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-26 15:22:56,962 INFO L231 Difference]: Finished difference. Result has 199 places, 198 transitions, 404 flow [2024-01-26 15:22:56,963 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=199, PETRI_TRANSITIONS=198} [2024-01-26 15:22:56,966 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -8 predicate places. [2024-01-26 15:22:56,966 INFO L495 AbstractCegarLoop]: Abstraction has has 199 places, 198 transitions, 404 flow [2024-01-26 15:22:56,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 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 15:22:56,966 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:56,967 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-26 15:22:56,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-26 15:22:56,967 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:56,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:56,968 INFO L85 PathProgramCache]: Analyzing trace with hash 632837, now seen corresponding path program 1 times [2024-01-26 15:22:56,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:56,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742606977] [2024-01-26 15:22:56,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:56,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:57,055 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 15:22:57,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:57,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742606977] [2024-01-26 15:22:57,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742606977] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:57,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:57,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-26 15:22:57,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003978913] [2024-01-26 15:22:57,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:57,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:22:57,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:57,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:22:57,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:22:57,127 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 139 out of 210 [2024-01-26 15:22:57,128 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 198 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 15:22:57,128 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:57,128 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 139 of 210 [2024-01-26 15:22:57,128 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:57,235 INFO L124 PetriNetUnfolderBase]: 244/952 cut-off events. [2024-01-26 15:22:57,235 INFO L125 PetriNetUnfolderBase]: For 25/25 co-relation queries the response was YES. [2024-01-26 15:22:57,237 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1412 conditions, 952 events. 244/952 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 6821 event pairs, 228 based on Foata normal form. 121/870 useless extension candidates. Maximal degree in co-relation 1194. Up to 432 conditions per place. [2024-01-26 15:22:57,240 INFO L140 encePairwiseOnDemand]: 194/210 looper letters, 33 selfloop transitions, 1 changer transitions 0/109 dead transitions. [2024-01-26 15:22:57,240 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 109 transitions, 294 flow [2024-01-26 15:22:57,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:22:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:22:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 466 transitions. [2024-01-26 15:22:57,242 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7396825396825397 [2024-01-26 15:22:57,242 INFO L175 Difference]: Start difference. First operand has 199 places, 198 transitions, 404 flow. Second operand 3 states and 466 transitions. [2024-01-26 15:22:57,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 109 transitions, 294 flow [2024-01-26 15:22:57,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 109 transitions, 290 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:22:57,246 INFO L231 Difference]: Finished difference. Result has 113 places, 109 transitions, 224 flow [2024-01-26 15:22:57,247 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=109, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=224, PETRI_PLACES=113, PETRI_TRANSITIONS=109} [2024-01-26 15:22:57,248 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -94 predicate places. [2024-01-26 15:22:57,248 INFO L495 AbstractCegarLoop]: Abstraction has has 113 places, 109 transitions, 224 flow [2024-01-26 15:22:57,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 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 15:22:57,248 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:57,248 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-26 15:22:57,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-26 15:22:57,249 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:57,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:57,255 INFO L85 PathProgramCache]: Analyzing trace with hash 19618491, now seen corresponding path program 1 times [2024-01-26 15:22:57,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:57,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666526621] [2024-01-26 15:22:57,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:57,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:57,369 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 15:22:57,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:57,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666526621] [2024-01-26 15:22:57,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666526621] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:57,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:57,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-26 15:22:57,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001316202] [2024-01-26 15:22:57,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:57,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:22:57,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:57,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:22:57,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:22:57,394 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 210 [2024-01-26 15:22:57,395 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 109 transitions, 224 flow. Second operand has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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 15:22:57,395 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:57,395 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 210 [2024-01-26 15:22:57,395 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:57,508 INFO L124 PetriNetUnfolderBase]: 223/937 cut-off events. [2024-01-26 15:22:57,508 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-26 15:22:57,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1338 conditions, 937 events. 223/937 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 6857 event pairs, 144 based on Foata normal form. 5/741 useless extension candidates. Maximal degree in co-relation 1332. Up to 277 conditions per place. [2024-01-26 15:22:57,511 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 34 selfloop transitions, 2 changer transitions 0/112 dead transitions. [2024-01-26 15:22:57,512 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 112 transitions, 303 flow [2024-01-26 15:22:57,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:22:57,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:22:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2024-01-26 15:22:57,516 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8476190476190476 [2024-01-26 15:22:57,517 INFO L175 Difference]: Start difference. First operand has 113 places, 109 transitions, 224 flow. Second operand 3 states and 534 transitions. [2024-01-26 15:22:57,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 112 transitions, 303 flow [2024-01-26 15:22:57,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 112 transitions, 302 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:22:57,520 INFO L231 Difference]: Finished difference. Result has 108 places, 103 transitions, 215 flow [2024-01-26 15:22:57,521 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=215, PETRI_PLACES=108, PETRI_TRANSITIONS=103} [2024-01-26 15:22:57,522 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -99 predicate places. [2024-01-26 15:22:57,522 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 103 transitions, 215 flow [2024-01-26 15:22:57,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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 15:22:57,522 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:57,522 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] [2024-01-26 15:22:57,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-26 15:22:57,523 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:57,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:57,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1106105833, now seen corresponding path program 1 times [2024-01-26 15:22:57,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:57,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525905421] [2024-01-26 15:22:57,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:57,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:57,687 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 15:22:57,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:57,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525905421] [2024-01-26 15:22:57,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525905421] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:57,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:57,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:22:57,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507130723] [2024-01-26 15:22:57,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:57,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:22:57,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:57,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:22:57,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:22:57,734 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 210 [2024-01-26 15:22:57,735 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 103 transitions, 215 flow. Second operand has 4 states, 4 states have (on average 161.0) internal successors, (644), 4 states have internal predecessors, (644), 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 15:22:57,735 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:57,735 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 210 [2024-01-26 15:22:57,735 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:57,835 INFO L124 PetriNetUnfolderBase]: 209/888 cut-off events. [2024-01-26 15:22:57,835 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-01-26 15:22:57,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1304 conditions, 888 events. 209/888 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 6260 event pairs, 9 based on Foata normal form. 110/878 useless extension candidates. Maximal degree in co-relation 1297. Up to 351 conditions per place. [2024-01-26 15:22:57,839 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 37 selfloop transitions, 2 changer transitions 0/109 dead transitions. [2024-01-26 15:22:57,839 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 109 transitions, 308 flow [2024-01-26 15:22:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:22:57,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:22:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 681 transitions. [2024-01-26 15:22:57,841 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8107142857142857 [2024-01-26 15:22:57,841 INFO L175 Difference]: Start difference. First operand has 108 places, 103 transitions, 215 flow. Second operand 4 states and 681 transitions. [2024-01-26 15:22:57,841 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 109 transitions, 308 flow [2024-01-26 15:22:57,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 109 transitions, 302 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:22:57,843 INFO L231 Difference]: Finished difference. Result has 103 places, 97 transitions, 203 flow [2024-01-26 15:22:57,843 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=199, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=203, PETRI_PLACES=103, PETRI_TRANSITIONS=97} [2024-01-26 15:22:57,844 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -104 predicate places. [2024-01-26 15:22:57,844 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 97 transitions, 203 flow [2024-01-26 15:22:57,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 161.0) internal successors, (644), 4 states have internal predecessors, (644), 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 15:22:57,844 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:57,844 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] [2024-01-26 15:22:57,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-26 15:22:57,845 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:57,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:57,845 INFO L85 PathProgramCache]: Analyzing trace with hash 2110806155, now seen corresponding path program 1 times [2024-01-26 15:22:57,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:57,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511850437] [2024-01-26 15:22:57,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:57,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:57,868 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 15:22:57,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:57,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511850437] [2024-01-26 15:22:57,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511850437] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:57,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:57,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:22:57,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543157184] [2024-01-26 15:22:57,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:57,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:22:57,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:57,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:22:57,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:22:57,888 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 210 [2024-01-26 15:22:57,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 97 transitions, 203 flow. Second operand has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:22:57,889 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:57,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 210 [2024-01-26 15:22:57,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:57,955 INFO L124 PetriNetUnfolderBase]: 133/674 cut-off events. [2024-01-26 15:22:57,955 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-01-26 15:22:57,956 INFO L83 FinitePrefix]: Finished finitePrefix Result has 951 conditions, 674 events. 133/674 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4302 event pairs, 39 based on Foata normal form. 110/740 useless extension candidates. Maximal degree in co-relation 945. Up to 156 conditions per place. [2024-01-26 15:22:57,958 INFO L140 encePairwiseOnDemand]: 204/210 looper letters, 33 selfloop transitions, 1 changer transitions 0/94 dead transitions. [2024-01-26 15:22:57,958 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 94 transitions, 264 flow [2024-01-26 15:22:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:22:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:22:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 522 transitions. [2024-01-26 15:22:57,960 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8285714285714286 [2024-01-26 15:22:57,960 INFO L175 Difference]: Start difference. First operand has 103 places, 97 transitions, 203 flow. Second operand 3 states and 522 transitions. [2024-01-26 15:22:57,960 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 94 transitions, 264 flow [2024-01-26 15:22:57,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 94 transitions, 261 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:22:57,961 INFO L231 Difference]: Finished difference. Result has 88 places, 82 transitions, 170 flow [2024-01-26 15:22:57,962 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=88, PETRI_TRANSITIONS=82} [2024-01-26 15:22:57,962 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -119 predicate places. [2024-01-26 15:22:57,962 INFO L495 AbstractCegarLoop]: Abstraction has has 88 places, 82 transitions, 170 flow [2024-01-26 15:22:57,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:22:57,963 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:57,963 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] [2024-01-26 15:22:57,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-26 15:22:57,963 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:57,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:57,964 INFO L85 PathProgramCache]: Analyzing trace with hash 2105686169, now seen corresponding path program 1 times [2024-01-26 15:22:57,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:57,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577318070] [2024-01-26 15:22:57,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:57,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:58,043 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 15:22:58,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:58,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577318070] [2024-01-26 15:22:58,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577318070] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:58,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:58,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-26 15:22:58,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847326758] [2024-01-26 15:22:58,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:58,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-26 15:22:58,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:58,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-26 15:22:58,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-26 15:22:58,079 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 210 [2024-01-26 15:22:58,080 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 82 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 158.5) internal successors, (634), 4 states have internal predecessors, (634), 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 15:22:58,080 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:58,080 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 210 [2024-01-26 15:22:58,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:58,150 INFO L124 PetriNetUnfolderBase]: 139/534 cut-off events. [2024-01-26 15:22:58,150 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-01-26 15:22:58,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 832 conditions, 534 events. 139/534 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3075 event pairs, 4 based on Foata normal form. 60/536 useless extension candidates. Maximal degree in co-relation 826. Up to 207 conditions per place. [2024-01-26 15:22:58,152 INFO L140 encePairwiseOnDemand]: 200/210 looper letters, 29 selfloop transitions, 2 changer transitions 0/83 dead transitions. [2024-01-26 15:22:58,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 83 transitions, 240 flow [2024-01-26 15:22:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-26 15:22:58,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-26 15:22:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 663 transitions. [2024-01-26 15:22:58,154 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7892857142857143 [2024-01-26 15:22:58,154 INFO L175 Difference]: Start difference. First operand has 88 places, 82 transitions, 170 flow. Second operand 4 states and 663 transitions. [2024-01-26 15:22:58,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 83 transitions, 240 flow [2024-01-26 15:22:58,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 83 transitions, 237 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-26 15:22:58,156 INFO L231 Difference]: Finished difference. Result has 82 places, 74 transitions, 157 flow [2024-01-26 15:22:58,156 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=153, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=157, PETRI_PLACES=82, PETRI_TRANSITIONS=74} [2024-01-26 15:22:58,156 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -125 predicate places. [2024-01-26 15:22:58,157 INFO L495 AbstractCegarLoop]: Abstraction has has 82 places, 74 transitions, 157 flow [2024-01-26 15:22:58,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 158.5) internal successors, (634), 4 states have internal predecessors, (634), 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 15:22:58,157 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:58,157 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] [2024-01-26 15:22:58,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-26 15:22:58,158 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:58,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:58,158 INFO L85 PathProgramCache]: Analyzing trace with hash 851762581, now seen corresponding path program 1 times [2024-01-26 15:22:58,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:58,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381449754] [2024-01-26 15:22:58,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:58,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-26 15:22:58,182 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 15:22:58,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-26 15:22:58,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381449754] [2024-01-26 15:22:58,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381449754] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-26 15:22:58,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-26 15:22:58,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-26 15:22:58,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541091641] [2024-01-26 15:22:58,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-26 15:22:58,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-26 15:22:58,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-26 15:22:58,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-26 15:22:58,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-26 15:22:58,207 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 210 [2024-01-26 15:22:58,208 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 74 transitions, 157 flow. Second operand has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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 15:22:58,208 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-26 15:22:58,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 210 [2024-01-26 15:22:58,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-26 15:22:58,253 INFO L124 PetriNetUnfolderBase]: 87/355 cut-off events. [2024-01-26 15:22:58,253 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-01-26 15:22:58,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 560 conditions, 355 events. 87/355 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1595 event pairs, 25 based on Foata normal form. 50/397 useless extension candidates. Maximal degree in co-relation 554. Up to 92 conditions per place. [2024-01-26 15:22:58,255 INFO L140 encePairwiseOnDemand]: 204/210 looper letters, 22 selfloop transitions, 1 changer transitions 0/65 dead transitions. [2024-01-26 15:22:58,255 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 65 transitions, 187 flow [2024-01-26 15:22:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-26 15:22:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-26 15:22:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 505 transitions. [2024-01-26 15:22:58,256 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8015873015873016 [2024-01-26 15:22:58,256 INFO L175 Difference]: Start difference. First operand has 82 places, 74 transitions, 157 flow. Second operand 3 states and 505 transitions. [2024-01-26 15:22:58,257 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 65 transitions, 187 flow [2024-01-26 15:22:58,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 65 transitions, 184 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-26 15:22:58,258 INFO L231 Difference]: Finished difference. Result has 68 places, 60 transitions, 128 flow [2024-01-26 15:22:58,258 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=128, PETRI_PLACES=68, PETRI_TRANSITIONS=60} [2024-01-26 15:22:58,258 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -139 predicate places. [2024-01-26 15:22:58,259 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 60 transitions, 128 flow [2024-01-26 15:22:58,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 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 15:22:58,259 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-26 15:22:58,259 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 15:22:58,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-26 15:22:58,259 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-26 15:22:58,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-26 15:22:58,260 INFO L85 PathProgramCache]: Analyzing trace with hash -441222449, now seen corresponding path program 1 times [2024-01-26 15:22:58,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-26 15:22:58,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061356306] [2024-01-26 15:22:58,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-26 15:22:58,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-26 15:22:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 15:22:58,273 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-26 15:22:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-26 15:22:58,298 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-26 15:22:58,298 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-26 15:22:58,299 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 155 remaining) [2024-01-26 15:22:58,300 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 155 remaining) [2024-01-26 15:22:58,300 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 155 remaining) [2024-01-26 15:22:58,300 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 155 remaining) [2024-01-26 15:22:58,301 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 155 remaining) [2024-01-26 15:22:58,302 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 155 remaining) [2024-01-26 15:22:58,303 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 155 remaining) [2024-01-26 15:22:58,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 155 remaining) [2024-01-26 15:22:58,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 155 remaining) [2024-01-26 15:22:58,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 155 remaining) [2024-01-26 15:22:58,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 155 remaining) [2024-01-26 15:22:58,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 155 remaining) [2024-01-26 15:22:58,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 155 remaining) [2024-01-26 15:22:58,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 155 remaining) [2024-01-26 15:22:58,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 155 remaining) [2024-01-26 15:22:58,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (68 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 155 remaining) [2024-01-26 15:22:58,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 155 remaining) [2024-01-26 15:22:58,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 155 remaining) [2024-01-26 15:22:58,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 155 remaining) [2024-01-26 15:22:58,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 155 remaining) [2024-01-26 15:22:58,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 155 remaining) [2024-01-26 15:22:58,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 155 remaining) [2024-01-26 15:22:58,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 155 remaining) [2024-01-26 15:22:58,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 155 remaining) [2024-01-26 15:22:58,321 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 155 remaining) [2024-01-26 15:22:58,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 155 remaining) [2024-01-26 15:22:58,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 155 remaining) [2024-01-26 15:22:58,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 155 remaining) [2024-01-26 15:22:58,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 155 remaining) [2024-01-26 15:22:58,322 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 155 remaining) [2024-01-26 15:22:58,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-26 15:22:58,323 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-26 15:22:58,329 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-26 15:22:58,329 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-26 15:22:58,362 INFO L503 ceAbstractionStarter]: Automizer considered 85 witness invariants [2024-01-26 15:22:58,362 INFO L504 ceAbstractionStarter]: WitnessConsidered=85 [2024-01-26 15:22:58,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 03:22:58 BasicIcfg [2024-01-26 15:22:58,363 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-26 15:22:58,363 INFO L158 Benchmark]: Toolchain (without parser) took 4016.89ms. Allocated memory was 140.5MB in the beginning and 343.9MB in the end (delta: 203.4MB). Free memory was 64.0MB in the beginning and 264.8MB in the end (delta: -200.7MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,363 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:22:58,363 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-26 15:22:58,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.42ms. Allocated memory was 140.5MB in the beginning and 230.7MB in the end (delta: 90.2MB). Free memory was 63.8MB in the beginning and 175.7MB in the end (delta: -111.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,364 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.54ms. Allocated memory is still 230.7MB. Free memory was 175.7MB in the beginning and 172.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,364 INFO L158 Benchmark]: Boogie Preprocessor took 94.11ms. Allocated memory is still 230.7MB. Free memory was 172.6MB in the beginning and 168.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,365 INFO L158 Benchmark]: RCFGBuilder took 836.35ms. Allocated memory is still 230.7MB. Free memory was 168.4MB in the beginning and 185.2MB in the end (delta: -16.8MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,365 INFO L158 Benchmark]: TraceAbstraction took 2313.03ms. Allocated memory was 230.7MB in the beginning and 343.9MB in the end (delta: 113.2MB). Free memory was 185.2MB in the beginning and 264.8MB in the end (delta: -79.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2024-01-26 15:22:58,366 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 140.5MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.42ms. Allocated memory was 140.5MB in the beginning and 230.7MB in the end (delta: 90.2MB). Free memory was 63.8MB in the beginning and 175.7MB in the end (delta: -111.9MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.54ms. Allocated memory is still 230.7MB. Free memory was 175.7MB in the beginning and 172.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.11ms. Allocated memory is still 230.7MB. Free memory was 172.6MB in the beginning and 168.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 836.35ms. Allocated memory is still 230.7MB. Free memory was 168.4MB in the beginning and 185.2MB in the end (delta: -16.8MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2313.03ms. Allocated memory was 230.7MB in the beginning and 343.9MB in the end (delta: 113.2MB). Free memory was 185.2MB in the beginning and 264.8MB in the end (delta: -79.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 880]: invariant of correctness witness can be violated invariant of correctness witness can be violated We found a FailurePath: [L870] 0 int num; [L871] 0 unsigned long total; [L872] 0 int flag; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L873] 0 pthread_mutex_t m; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L874] 0 pthread_cond_t empty, full; [L907] 0 pthread_t t1, t2; VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L908] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] [L908] 0 num = 0 VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L909] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] [L909] 0 total = 0 VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L910] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L911] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L912] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[0]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[total],IntegerLiteral[0UL]]]] VAL [empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L913] 0 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[flag],IntegerLiteral[0]]]] [L913] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, t1={7:0}, t2={6:0}, total=0] [L876] 1 int i; VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, m={3:0}, num=0, total=0] [L877] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] [L877] 1 i = 0 VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[4]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L878] COND TRUE 1 i < 4 VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L879] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L879] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IdentifierExpression[num],IntegerLiteral[1]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPLEQ,IntegerLiteral[0],IdentifierExpression[num]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] COND FALSE 1 !(num > 0) VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICOR,BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPEQ,IntegerLiteral[0],IdentifierExpression[i]],BinaryExpression[COMPEQ,IdentifierExpression[i],IntegerLiteral[0]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]],BinaryExpression[LOGICAND,BinaryExpression[COMPLEQ,IntegerLiteral[1],IdentifierExpression[i]],BinaryExpression[COMPLEQ,IdentifierExpression[i],IntegerLiteral[3]]]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,CastExpression[ACSLType[unsigned long],IdentifierExpression[arg]],IntegerLiteral[0UL]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] [L880] 1 CodeAnnotStmt[Assertion[BinaryExpression[COMPEQ,IdentifierExpression[num],IntegerLiteral[1]]]] VAL [arg={0:0}, arg={0:0}, empty={4:0}, flag=0, full={5:0}, i=0, m={3:0}, num=0, total=0] - UnprovableResult [Line: 877]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 879]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 887]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 880]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 882]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 883]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 884]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 885]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 878]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 891]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 902]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 893]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 902]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 903]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 903]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 904]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 904]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 894]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 896]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 897]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 898]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 899]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 899]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 900]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 900]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 892]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 908]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 909]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 910]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 911]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 912]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that invariant of correctness witness holds Unable to prove that invariant of correctness witness holds Reason: Not analyzed. - UnprovableResult [Line: 919]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 913]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 914]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 361 locations, 155 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: 2.1s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 565 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 355 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 510 IncrementalHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 47 mSDtfsCounter, 510 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=420occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-01-26 15:22:58,400 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE