./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 ab2e0ac4 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/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-ab2e0ac-m [2024-01-29 14:20:53,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-29 14:20:53,979 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-29 14:20:53,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-29 14:20:53,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-29 14:20:54,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-29 14:20:54,007 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-29 14:20:54,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-29 14:20:54,008 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-29 14:20:54,011 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-29 14:20:54,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-29 14:20:54,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-29 14:20:54,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-29 14:20:54,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-29 14:20:54,013 INFO L153 SettingsManager]: * Use SBE=true [2024-01-29 14:20:54,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-29 14:20:54,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-29 14:20:54,014 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-29 14:20:54,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-29 14:20:54,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-29 14:20:54,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-29 14:20:54,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-29 14:20:54,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-29 14:20:54,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-29 14:20:54,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-29 14:20:54,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-29 14:20:54,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-29 14:20:54,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-29 14:20:54,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-29 14:20:54,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-29 14:20:54,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-29 14:20:54,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-29 14:20:54,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:20:54,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-29 14:20:54,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-29 14:20:54,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-29 14:20:54,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-29 14:20:54,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-29 14:20:54,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-29 14:20:54,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-29 14:20:54,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-29 14:20:54,019 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-29 14:20:54,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-29 14:20:54,020 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-29 14:20:54,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-29 14:20:54,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-29 14:20:54,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-29 14:20:54,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-29 14:20:54,247 INFO L274 PluginConnector]: CDTParser initialized [2024-01-29 14:20:54,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-01-29 14:20:55,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-29 14:20:55,538 INFO L384 CDTParser]: Found 1 translation units. [2024-01-29 14:20:55,539 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2024-01-29 14:20:55,550 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91475e96/2fd401ebd917429bb27e51683fc860c2/FLAGb14e80ae8 [2024-01-29 14:20:55,568 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91475e96/2fd401ebd917429bb27e51683fc860c2 [2024-01-29 14:20:55,570 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-29 14:20:55,571 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-29 14:20:55,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/arithmetic_prog_ok.yml/witness.yml [2024-01-29 14:20:55,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-29 14:20:55,656 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-29 14:20:55,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-29 14:20:55,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-29 14:20:55,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-29 14:20:55,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:20:55" (1/2) ... [2024-01-29 14:20:55,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2c674b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:20:55, skipping insertion in model container [2024-01-29 14:20:55,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 02:20:55" (1/2) ... [2024-01-29 14:20:55,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d76c1d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 02:20:55, skipping insertion in model container [2024-01-29 14:20:55,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:20:55" (2/2) ... [2024-01-29 14:20:55,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2c674b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:55, skipping insertion in model container [2024-01-29 14:20:55,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:20:55" (2/2) ... [2024-01-29 14:20:55,665 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-29 14:20:55,741 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-29 14:20:55,743 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,743 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] (unsigned long )arg == 0UL [2024-01-29 14:20:55,743 INFO L98 nessWitnessExtractor]: Location invariant before [L897-L897] num == 1 [2024-01-29 14:20:55,743 INFO L98 nessWitnessExtractor]: Location invariant before [L877-L877] (unsigned long )arg == 0UL [2024-01-29 14:20:55,743 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L900-L900] (unsigned long )arg == 0UL [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] flag == 0 [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] total == 0UL [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L913-L913] num == 0 [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] num == 0 [2024-01-29 14:20:55,744 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Location invariant before [L882-L882] (unsigned long )arg == 0UL [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Location invariant before [L893-L893] (unsigned long )arg == 0UL [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] num <= 1 [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] 0 <= num [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Loop invariant at [L880-L881] (unsigned long )arg == 0UL [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] (unsigned long )arg == 0UL [2024-01-29 14:20:55,745 INFO L98 nessWitnessExtractor]: Location invariant after [L880-L881] num == 1 [2024-01-29 14:20:55,746 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) [2024-01-29 14:20:55,746 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) [2024-01-29 14:20:55,746 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (1 <= i && i <= 3) || (0 == i && i == 0) [2024-01-29 14:20:55,746 INFO L98 nessWitnessExtractor]: Location invariant before [L879-L879] (unsigned long )arg == 0UL [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] flag == 0 [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] num == 0 [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L911-L911] total == 0UL [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (unsigned long )arg == 0UL [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Location invariant before [L898-L898] num == 0 [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (1 <= i && i <= 4) || (0 == i && i == 0) [2024-01-29 14:20:55,747 INFO L98 nessWitnessExtractor]: Loop invariant at [L878-L886] (unsigned long )arg == 0UL [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] (unsigned long )arg == 0UL [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L887-L887] i == 4 [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] num == 1 [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (unsigned long )arg == 0UL [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L883-L883] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-29 14:20:55,748 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] j == 4 [2024-01-29 14:20:55,749 INFO L98 nessWitnessExtractor]: Location invariant before [L902-L902] (unsigned long )arg == 0UL [2024-01-29 14:20:55,749 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L885-L885] (unsigned long )arg == 0UL [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L899-L899] (unsigned long )arg == 0UL [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] total == 0UL [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] num == 0 [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant before [L908-L908] flag == 0 [2024-01-29 14:20:55,750 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] (unsigned long )arg == 0UL [2024-01-29 14:20:55,751 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) [2024-01-29 14:20:55,751 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] num <= 1 [2024-01-29 14:20:55,751 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) [2024-01-29 14:20:55,751 INFO L98 nessWitnessExtractor]: Location invariant after [L894-L895] num == 0 [2024-01-29 14:20:55,751 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] 0 <= num [2024-01-29 14:20:55,751 INFO L98 nessWitnessExtractor]: Loop invariant at [L894-L895] (unsigned long )arg == 0UL [2024-01-29 14:20:55,752 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (0 == i && i == 0) || (1 <= i && i <= 3) [2024-01-29 14:20:55,752 INFO L98 nessWitnessExtractor]: Location invariant before [L884-L884] (unsigned long )arg == 0UL [2024-01-29 14:20:55,752 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] j == 4 [2024-01-29 14:20:55,753 INFO L98 nessWitnessExtractor]: Location invariant before [L903-L903] (unsigned long )arg == 0UL [2024-01-29 14:20:55,753 INFO L98 nessWitnessExtractor]: Location invariant before [L891-L891] (unsigned long )arg == 0UL [2024-01-29 14:20:55,753 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] num == 0 [2024-01-29 14:20:55,753 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] total == 0UL [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L912-L912] flag == 0 [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] flag == 0 [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] num == 0 [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L909-L909] total == 0UL [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] flag == 0 [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] num == 0 [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L910-L910] total == 0UL [2024-01-29 14:20:55,754 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (unsigned long )arg == 0UL [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] (0 == j && j == 0) || (1 <= j && j <= 3) [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Location invariant before [L896-L896] num == 1 [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (0 == j && j == 0) || (1 <= j && j <= 4) [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Loop invariant at [L892-L901] (unsigned long )arg == 0UL [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] j == 4 [2024-01-29 14:20:55,755 INFO L98 nessWitnessExtractor]: Location invariant before [L904-L904] (unsigned long )arg == 0UL [2024-01-29 14:20:55,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-29 14:20:56,114 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] [2024-01-29 14:20:56,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:20:56,134 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 [2024-01-29 14:20:56,264 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] [2024-01-29 14:20:56,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-29 14:20:56,312 INFO L206 MainTranslator]: Completed translation [2024-01-29 14:20:56,313 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56 WrapperNode [2024-01-29 14:20:56,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-29 14:20:56,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-29 14:20:56,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-29 14:20:56,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-29 14:20:56,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,333 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,353 INFO L138 Inliner]: procedures = 244, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 98 [2024-01-29 14:20:56,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-29 14:20:56,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-29 14:20:56,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-29 14:20:56,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-29 14:20:56,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,380 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]. [2024-01-29 14:20:56,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-29 14:20:56,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-29 14:20:56,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-29 14:20:56,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-29 14:20:56,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (1/1) ... [2024-01-29 14:20:56,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-29 14:20:56,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-29 14:20:56,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-29 14:20:56,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-29 14:20:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-29 14:20:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-29 14:20:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-01-29 14:20:56,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-29 14:20:56,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-01-29 14:20:56,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-29 14:20:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-29 14:20:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-29 14:20:56,468 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-29 14:20:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-29 14:20:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-29 14:20:56,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-29 14:20:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-29 14:20:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-29 14:20:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-01-29 14:20:56,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-29 14:20:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-01-29 14:20:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-01-29 14:20:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-29 14:20:56,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-29 14:20:56,472 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-29 14:20:56,638 INFO L244 CfgBuilder]: Building ICFG [2024-01-29 14:20:56,640 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-29 14:20:57,018 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-29 14:20:57,018 INFO L293 CfgBuilder]: Performing block encoding [2024-01-29 14:20:57,161 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-29 14:20:57,161 INFO L320 CfgBuilder]: Removed 4 assume(true) statements. [2024-01-29 14:20:57,163 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:20:57 BoogieIcfgContainer [2024-01-29 14:20:57,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-29 14:20:57,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-29 14:20:57,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-29 14:20:57,169 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-29 14:20:57,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 02:20:55" (1/4) ... [2024-01-29 14:20:57,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445ae115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 02:20:57, skipping insertion in model container [2024-01-29 14:20:57,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 29.01 02:20:55" (2/4) ... [2024-01-29 14:20:57,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445ae115 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:20:57, skipping insertion in model container [2024-01-29 14:20:57,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 29.01 02:20:56" (3/4) ... [2024-01-29 14:20:57,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@445ae115 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 29.01 02:20:57, skipping insertion in model container [2024-01-29 14:20:57,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 02:20:57" (4/4) ... [2024-01-29 14:20:57,173 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2024-01-29 14:20:57,186 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-29 14:20:57,187 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-01-29 14:20:57,187 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-29 14:20:57,285 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-01-29 14:20:57,320 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 211 places, 210 transitions, 434 flow [2024-01-29 14:20:57,381 INFO L124 PetriNetUnfolderBase]: 6/208 cut-off events. [2024-01-29 14:20:57,381 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-01-29 14:20:57,387 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. [2024-01-29 14:20:57,388 INFO L82 GeneralOperation]: Start removeDead. Operand has 211 places, 210 transitions, 434 flow [2024-01-29 14:20:57,396 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 207 places, 204 transitions, 420 flow [2024-01-29 14:20:57,407 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-29 14:20:57,428 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;@5faef4c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-29 14:20:57,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 155 error locations. [2024-01-29 14:20:57,430 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-29 14:20:57,431 INFO L124 PetriNetUnfolderBase]: 0/1 cut-off events. [2024-01-29 14:20:57,431 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-01-29 14:20:57,431 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:57,431 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1] [2024-01-29 14:20:57,431 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:57,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:57,448 INFO L85 PathProgramCache]: Analyzing trace with hash 20393, now seen corresponding path program 1 times [2024-01-29 14:20:57,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:57,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899353695] [2024-01-29 14:20:57,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:57,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:57,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:57,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:57,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899353695] [2024-01-29 14:20:57,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899353695] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:57,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:57,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:20:57,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310184268] [2024-01-29 14:20:57,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:57,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:20:57,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:57,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:20:57,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:20:57,715 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 210 [2024-01-29 14:20:57,717 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) [2024-01-29 14:20:57,718 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:57,718 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 210 [2024-01-29 14:20:57,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:58,080 INFO L124 PetriNetUnfolderBase]: 653/2989 cut-off events. [2024-01-29 14:20:58,080 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-01-29 14:20:58,087 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. [2024-01-29 14:20:58,099 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 53 selfloop transitions, 2 changer transitions 0/212 dead transitions. [2024-01-29 14:20:58,099 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 212 transitions, 549 flow [2024-01-29 14:20:58,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:20:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:20:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 541 transitions. [2024-01-29 14:20:58,114 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8587301587301587 [2024-01-29 14:20:58,115 INFO L175 Difference]: Start difference. First operand has 207 places, 204 transitions, 420 flow. Second operand 3 states and 541 transitions. [2024-01-29 14:20:58,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 212 transitions, 549 flow [2024-01-29 14:20:58,119 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 212 transitions, 539 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-01-29 14:20:58,122 INFO L231 Difference]: Finished difference. Result has 199 places, 198 transitions, 404 flow [2024-01-29 14:20:58,124 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} [2024-01-29 14:20:58,126 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -8 predicate places. [2024-01-29 14:20:58,126 INFO L495 AbstractCegarLoop]: Abstraction has has 199 places, 198 transitions, 404 flow [2024-01-29 14:20:58,126 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) [2024-01-29 14:20:58,127 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:58,127 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2024-01-29 14:20:58,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-29 14:20:58,127 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:58,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:58,127 INFO L85 PathProgramCache]: Analyzing trace with hash 632837, now seen corresponding path program 1 times [2024-01-29 14:20:58,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:58,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929116920] [2024-01-29 14:20:58,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:58,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:58,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:58,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:58,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929116920] [2024-01-29 14:20:58,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929116920] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:58,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:58,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:20:58,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634837589] [2024-01-29 14:20:58,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:58,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:20:58,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:58,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:20:58,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:20:58,211 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 210 [2024-01-29 14:20:58,211 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 198 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:58,211 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:58,212 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 210 [2024-01-29 14:20:58,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:58,323 INFO L124 PetriNetUnfolderBase]: 244/948 cut-off events. [2024-01-29 14:20:58,324 INFO L125 PetriNetUnfolderBase]: For 25/25 co-relation queries the response was YES. [2024-01-29 14:20:58,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1408 conditions, 948 events. 244/948 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 6748 event pairs, 228 based on Foata normal form. 128/875 useless extension candidates. Maximal degree in co-relation 1190. Up to 432 conditions per place. [2024-01-29 14:20:58,327 INFO L140 encePairwiseOnDemand]: 194/210 looper letters, 33 selfloop transitions, 1 changer transitions 0/107 dead transitions. [2024-01-29 14:20:58,327 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 107 transitions, 290 flow [2024-01-29 14:20:58,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:20:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:20:58,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 469 transitions. [2024-01-29 14:20:58,328 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7444444444444445 [2024-01-29 14:20:58,329 INFO L175 Difference]: Start difference. First operand has 199 places, 198 transitions, 404 flow. Second operand 3 states and 469 transitions. [2024-01-29 14:20:58,329 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 107 transitions, 290 flow [2024-01-29 14:20:58,330 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 107 transitions, 286 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:20:58,331 INFO L231 Difference]: Finished difference. Result has 111 places, 107 transitions, 220 flow [2024-01-29 14:20:58,331 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=220, PETRI_PLACES=111, PETRI_TRANSITIONS=107} [2024-01-29 14:20:58,331 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -96 predicate places. [2024-01-29 14:20:58,331 INFO L495 AbstractCegarLoop]: Abstraction has has 111 places, 107 transitions, 220 flow [2024-01-29 14:20:58,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 140.66666666666666) internal successors, (422), 3 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:58,332 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:58,332 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2024-01-29 14:20:58,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-29 14:20:58,332 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:58,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:58,332 INFO L85 PathProgramCache]: Analyzing trace with hash 19618491, now seen corresponding path program 1 times [2024-01-29 14:20:58,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:58,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814302710] [2024-01-29 14:20:58,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:58,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:58,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:58,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:58,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814302710] [2024-01-29 14:20:58,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814302710] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:58,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:58,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-01-29 14:20:58,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136776186] [2024-01-29 14:20:58,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:58,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:20:58,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:58,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:20:58,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:20:58,420 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 210 [2024-01-29 14:20:58,421 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 107 transitions, 220 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) [2024-01-29 14:20:58,421 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:58,421 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 210 [2024-01-29 14:20:58,422 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:58,524 INFO L124 PetriNetUnfolderBase]: 223/933 cut-off events. [2024-01-29 14:20:58,524 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-01-29 14:20:58,526 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1334 conditions, 933 events. 223/933 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 6768 event pairs, 144 based on Foata normal form. 5/739 useless extension candidates. Maximal degree in co-relation 1328. Up to 277 conditions per place. [2024-01-29 14:20:58,529 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 34 selfloop transitions, 2 changer transitions 0/110 dead transitions. [2024-01-29 14:20:58,529 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 110 transitions, 299 flow [2024-01-29 14:20:58,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:20:58,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:20:58,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 534 transitions. [2024-01-29 14:20:58,531 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8476190476190476 [2024-01-29 14:20:58,531 INFO L175 Difference]: Start difference. First operand has 111 places, 107 transitions, 220 flow. Second operand 3 states and 534 transitions. [2024-01-29 14:20:58,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 110 transitions, 299 flow [2024-01-29 14:20:58,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 110 transitions, 298 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:20:58,533 INFO L231 Difference]: Finished difference. Result has 106 places, 101 transitions, 211 flow [2024-01-29 14:20:58,533 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=207, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=211, PETRI_PLACES=106, PETRI_TRANSITIONS=101} [2024-01-29 14:20:58,534 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -101 predicate places. [2024-01-29 14:20:58,534 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 101 transitions, 211 flow [2024-01-29 14:20:58,534 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) [2024-01-29 14:20:58,535 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:58,535 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] [2024-01-29 14:20:58,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-29 14:20:58,535 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:58,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:58,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1106105833, now seen corresponding path program 1 times [2024-01-29 14:20:58,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:58,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489600015] [2024-01-29 14:20:58,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:58,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:58,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:58,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489600015] [2024-01-29 14:20:58,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489600015] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:58,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:58,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:20:58,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483932648] [2024-01-29 14:20:58,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:58,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:20:58,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:58,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:20:58,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:20:58,734 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 210 [2024-01-29 14:20:58,735 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 101 transitions, 211 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) [2024-01-29 14:20:58,735 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:58,736 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 210 [2024-01-29 14:20:58,736 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:58,836 INFO L124 PetriNetUnfolderBase]: 209/844 cut-off events. [2024-01-29 14:20:58,837 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-01-29 14:20:58,838 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1260 conditions, 844 events. 209/844 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 5851 event pairs, 9 based on Foata normal form. 88/812 useless extension candidates. Maximal degree in co-relation 1253. Up to 351 conditions per place. [2024-01-29 14:20:58,840 INFO L140 encePairwiseOnDemand]: 202/210 looper letters, 37 selfloop transitions, 2 changer transitions 0/107 dead transitions. [2024-01-29 14:20:58,840 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 107 transitions, 304 flow [2024-01-29 14:20:58,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:20:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:20:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 681 transitions. [2024-01-29 14:20:58,842 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8107142857142857 [2024-01-29 14:20:58,842 INFO L175 Difference]: Start difference. First operand has 106 places, 101 transitions, 211 flow. Second operand 4 states and 681 transitions. [2024-01-29 14:20:58,842 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 107 transitions, 304 flow [2024-01-29 14:20:58,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 107 transitions, 298 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:20:58,844 INFO L231 Difference]: Finished difference. Result has 101 places, 95 transitions, 199 flow [2024-01-29 14:20:58,844 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=195, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=199, PETRI_PLACES=101, PETRI_TRANSITIONS=95} [2024-01-29 14:20:58,845 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -106 predicate places. [2024-01-29 14:20:58,845 INFO L495 AbstractCegarLoop]: Abstraction has has 101 places, 95 transitions, 199 flow [2024-01-29 14:20:58,846 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) [2024-01-29 14:20:58,846 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:58,846 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] [2024-01-29 14:20:58,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-29 14:20:58,846 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:58,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:58,847 INFO L85 PathProgramCache]: Analyzing trace with hash -70456834, now seen corresponding path program 1 times [2024-01-29 14:20:58,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:58,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607926722] [2024-01-29 14:20:58,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:58,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:58,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:58,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607926722] [2024-01-29 14:20:58,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607926722] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:58,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:58,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:20:58,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303268700] [2024-01-29 14:20:58,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:58,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:20:58,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:58,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:20:58,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:20:58,895 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 210 [2024-01-29 14:20:58,896 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 95 transitions, 199 flow. Second operand has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:58,896 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:58,897 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 210 [2024-01-29 14:20:58,897 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:58,965 INFO L124 PetriNetUnfolderBase]: 133/652 cut-off events. [2024-01-29 14:20:58,965 INFO L125 PetriNetUnfolderBase]: For 21/21 co-relation queries the response was YES. [2024-01-29 14:20:58,966 INFO L83 FinitePrefix]: Finished finitePrefix Result has 929 conditions, 652 events. 133/652 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 4118 event pairs, 39 based on Foata normal form. 88/696 useless extension candidates. Maximal degree in co-relation 923. Up to 156 conditions per place. [2024-01-29 14:20:58,968 INFO L140 encePairwiseOnDemand]: 205/210 looper letters, 33 selfloop transitions, 1 changer transitions 0/93 dead transitions. [2024-01-29 14:20:58,968 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 93 transitions, 262 flow [2024-01-29 14:20:58,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:20:58,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:20:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 518 transitions. [2024-01-29 14:20:58,970 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2024-01-29 14:20:58,970 INFO L175 Difference]: Start difference. First operand has 101 places, 95 transitions, 199 flow. Second operand 3 states and 518 transitions. [2024-01-29 14:20:58,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 93 transitions, 262 flow [2024-01-29 14:20:58,971 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 93 transitions, 259 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:20:58,971 INFO L231 Difference]: Finished difference. Result has 87 places, 81 transitions, 168 flow [2024-01-29 14:20:58,972 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=81, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=87, PETRI_TRANSITIONS=81} [2024-01-29 14:20:58,972 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -120 predicate places. [2024-01-29 14:20:58,972 INFO L495 AbstractCegarLoop]: Abstraction has has 87 places, 81 transitions, 168 flow [2024-01-29 14:20:58,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 163.0) internal successors, (489), 3 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:58,973 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:58,973 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] [2024-01-29 14:20:58,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-29 14:20:58,973 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:58,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:58,974 INFO L85 PathProgramCache]: Analyzing trace with hash 2105686169, now seen corresponding path program 1 times [2024-01-29 14:20:58,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:58,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549779424] [2024-01-29 14:20:58,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:58,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:59,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:59,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:59,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549779424] [2024-01-29 14:20:59,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549779424] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:59,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:59,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-29 14:20:59,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213894135] [2024-01-29 14:20:59,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:59,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-01-29 14:20:59,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:59,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-01-29 14:20:59,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-01-29 14:20:59,112 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 210 [2024-01-29 14:20:59,112 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 81 transitions, 168 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) [2024-01-29 14:20:59,112 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:59,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 210 [2024-01-29 14:20:59,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:59,200 INFO L124 PetriNetUnfolderBase]: 139/532 cut-off events. [2024-01-29 14:20:59,200 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-01-29 14:20:59,201 INFO L83 FinitePrefix]: Finished finitePrefix Result has 830 conditions, 532 events. 139/532 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 3091 event pairs, 4 based on Foata normal form. 70/554 useless extension candidates. Maximal degree in co-relation 824. Up to 207 conditions per place. [2024-01-29 14:20:59,204 INFO L140 encePairwiseOnDemand]: 200/210 looper letters, 29 selfloop transitions, 2 changer transitions 0/82 dead transitions. [2024-01-29 14:20:59,204 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 82 transitions, 238 flow [2024-01-29 14:20:59,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-01-29 14:20:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-01-29 14:20:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 663 transitions. [2024-01-29 14:20:59,206 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7892857142857143 [2024-01-29 14:20:59,207 INFO L175 Difference]: Start difference. First operand has 87 places, 81 transitions, 168 flow. Second operand 4 states and 663 transitions. [2024-01-29 14:20:59,207 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 82 transitions, 238 flow [2024-01-29 14:20:59,208 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 82 transitions, 235 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-01-29 14:20:59,208 INFO L231 Difference]: Finished difference. Result has 81 places, 73 transitions, 155 flow [2024-01-29 14:20:59,209 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=151, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=155, PETRI_PLACES=81, PETRI_TRANSITIONS=73} [2024-01-29 14:20:59,210 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -126 predicate places. [2024-01-29 14:20:59,211 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 73 transitions, 155 flow [2024-01-29 14:20:59,211 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) [2024-01-29 14:20:59,211 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:59,211 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] [2024-01-29 14:20:59,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-01-29 14:20:59,211 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:59,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:59,212 INFO L85 PathProgramCache]: Analyzing trace with hash 851762581, now seen corresponding path program 1 times [2024-01-29 14:20:59,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:59,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408835360] [2024-01-29 14:20:59,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:59,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-29 14:20:59,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-29 14:20:59,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-29 14:20:59,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408835360] [2024-01-29 14:20:59,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408835360] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-29 14:20:59,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-29 14:20:59,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-29 14:20:59,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818663278] [2024-01-29 14:20:59,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-29 14:20:59,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-29 14:20:59,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-29 14:20:59,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-29 14:20:59,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-29 14:20:59,277 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 210 [2024-01-29 14:20:59,277 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 73 transitions, 155 flow. Second operand has 3 states, 3 states have (on average 163.66666666666666) internal successors, (491), 3 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:59,277 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-29 14:20:59,277 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 210 [2024-01-29 14:20:59,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-29 14:20:59,334 INFO L124 PetriNetUnfolderBase]: 87/352 cut-off events. [2024-01-29 14:20:59,334 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-01-29 14:20:59,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 557 conditions, 352 events. 87/352 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1572 event pairs, 25 based on Foata normal form. 50/394 useless extension candidates. Maximal degree in co-relation 551. Up to 92 conditions per place. [2024-01-29 14:20:59,335 INFO L140 encePairwiseOnDemand]: 204/210 looper letters, 22 selfloop transitions, 1 changer transitions 0/64 dead transitions. [2024-01-29 14:20:59,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 64 transitions, 185 flow [2024-01-29 14:20:59,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-29 14:20:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-29 14:20:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 508 transitions. [2024-01-29 14:20:59,336 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8063492063492064 [2024-01-29 14:20:59,337 INFO L175 Difference]: Start difference. First operand has 81 places, 73 transitions, 155 flow. Second operand 3 states and 508 transitions. [2024-01-29 14:20:59,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 64 transitions, 185 flow [2024-01-29 14:20:59,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 64 transitions, 182 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-01-29 14:20:59,338 INFO L231 Difference]: Finished difference. Result has 67 places, 59 transitions, 126 flow [2024-01-29 14:20:59,338 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=124, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=126, PETRI_PLACES=67, PETRI_TRANSITIONS=59} [2024-01-29 14:20:59,338 INFO L281 CegarLoopForPetriNet]: 207 programPoint places, -140 predicate places. [2024-01-29 14:20:59,338 INFO L495 AbstractCegarLoop]: Abstraction has has 67 places, 59 transitions, 126 flow [2024-01-29 14:20:59,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 163.66666666666666) internal successors, (491), 3 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-01-29 14:20:59,339 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-29 14:20:59,339 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] [2024-01-29 14:20:59,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-01-29 14:20:59,339 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 152 more)] === [2024-01-29 14:20:59,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-29 14:20:59,339 INFO L85 PathProgramCache]: Analyzing trace with hash 262861658, now seen corresponding path program 1 times [2024-01-29 14:20:59,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-29 14:20:59,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906478235] [2024-01-29 14:20:59,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-29 14:20:59,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-29 14:20:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:20:59,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-01-29 14:20:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-01-29 14:20:59,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-01-29 14:20:59,395 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-01-29 14:20:59,396 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (154 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (153 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (152 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (151 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (150 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (149 of 155 remaining) [2024-01-29 14:20:59,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (148 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (147 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (146 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (145 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (144 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (143 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (142 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err14ASSERT_VIOLATIONWITNESS_INVARIANT (141 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (140 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (139 of 155 remaining) [2024-01-29 14:20:59,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (138 of 155 remaining) [2024-01-29 14:20:59,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (137 of 155 remaining) [2024-01-29 14:20:59,400 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (136 of 155 remaining) [2024-01-29 14:20:59,400 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (135 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (134 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (133 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (132 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (131 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (130 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (129 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (128 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (127 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (126 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (125 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (124 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (123 of 155 remaining) [2024-01-29 14:20:59,401 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (122 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (121 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (120 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (119 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (118 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (117 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (116 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (115 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (114 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (113 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (112 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (111 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (110 of 155 remaining) [2024-01-29 14:20:59,402 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (109 of 155 remaining) [2024-01-29 14:20:59,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (108 of 155 remaining) [2024-01-29 14:20:59,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (107 of 155 remaining) [2024-01-29 14:20:59,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (106 of 155 remaining) [2024-01-29 14:20:59,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (105 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (104 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (103 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (102 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (101 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (100 of 155 remaining) [2024-01-29 14:20:59,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (99 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (98 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (97 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (96 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (95 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (94 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (93 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (92 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (91 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (90 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (89 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (88 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (87 of 155 remaining) [2024-01-29 14:20:59,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (86 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (85 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONWITNESS_INVARIANT (84 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONWITNESS_INVARIANT (83 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONWITNESS_INVARIANT (82 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONWITNESS_INVARIANT (81 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONWITNESS_INVARIANT (80 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONWITNESS_INVARIANT (79 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONWITNESS_INVARIANT (78 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONWITNESS_INVARIANT (77 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONWITNESS_INVARIANT (76 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONWITNESS_INVARIANT (75 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONWITNESS_INVARIANT (74 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONWITNESS_INVARIANT (73 of 155 remaining) [2024-01-29 14:20:59,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONWITNESS_INVARIANT (72 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONWITNESS_INVARIANT (71 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONWITNESS_INVARIANT (70 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONWITNESS_INVARIANT (69 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (68 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (65 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (64 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (63 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (62 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err28ASSERT_VIOLATIONWITNESS_INVARIANT (61 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err4ASSERT_VIOLATIONWITNESS_INVARIANT (60 of 155 remaining) [2024-01-29 14:20:59,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err29ASSERT_VIOLATIONWITNESS_INVARIANT (59 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err5ASSERT_VIOLATIONWITNESS_INVARIANT (58 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err6ASSERT_VIOLATIONWITNESS_INVARIANT (57 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err7ASSERT_VIOLATIONWITNESS_INVARIANT (56 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8ASSERT_VIOLATIONWITNESS_INVARIANT (55 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err13ASSERT_VIOLATIONWITNESS_INVARIANT (54 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err9ASSERT_VIOLATIONWITNESS_INVARIANT (53 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err15ASSERT_VIOLATIONWITNESS_INVARIANT (52 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err10ASSERT_VIOLATIONWITNESS_INVARIANT (51 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err16ASSERT_VIOLATIONWITNESS_INVARIANT (50 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err11ASSERT_VIOLATIONWITNESS_INVARIANT (49 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err17ASSERT_VIOLATIONWITNESS_INVARIANT (48 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err12ASSERT_VIOLATIONWITNESS_INVARIANT (47 of 155 remaining) [2024-01-29 14:20:59,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err18ASSERT_VIOLATIONWITNESS_INVARIANT (46 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err19ASSERT_VIOLATIONWITNESS_INVARIANT (45 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err20ASSERT_VIOLATIONWITNESS_INVARIANT (44 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err21ASSERT_VIOLATIONWITNESS_INVARIANT (43 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err22ASSERT_VIOLATIONWITNESS_INVARIANT (42 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err23ASSERT_VIOLATIONWITNESS_INVARIANT (41 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err24ASSERT_VIOLATIONWITNESS_INVARIANT (40 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err25ASSERT_VIOLATIONWITNESS_INVARIANT (39 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err26ASSERT_VIOLATIONWITNESS_INVARIANT (38 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err27ASSERT_VIOLATIONWITNESS_INVARIANT (37 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (36 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (35 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (34 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (33 of 155 remaining) [2024-01-29 14:20:59,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err31ASSERT_VIOLATIONWITNESS_INVARIANT (32 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (31 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err32ASSERT_VIOLATIONWITNESS_INVARIANT (30 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err33ASSERT_VIOLATIONWITNESS_INVARIANT (29 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err34ASSERT_VIOLATIONWITNESS_INVARIANT (28 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (27 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err35ASSERT_VIOLATIONWITNESS_INVARIANT (26 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err6ASSERT_VIOLATIONWITNESS_INVARIANT (25 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err36ASSERT_VIOLATIONWITNESS_INVARIANT (24 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err7ASSERT_VIOLATIONWITNESS_INVARIANT (23 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err8ASSERT_VIOLATIONWITNESS_INVARIANT (22 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err13ASSERT_VIOLATIONWITNESS_INVARIANT (21 of 155 remaining) [2024-01-29 14:20:59,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err14ASSERT_VIOLATIONWITNESS_INVARIANT (20 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err9ASSERT_VIOLATIONWITNESS_INVARIANT (19 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err15ASSERT_VIOLATIONWITNESS_INVARIANT (18 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err10ASSERT_VIOLATIONWITNESS_INVARIANT (17 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err16ASSERT_VIOLATIONWITNESS_INVARIANT (16 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err11ASSERT_VIOLATIONWITNESS_INVARIANT (15 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err17ASSERT_VIOLATIONWITNESS_INVARIANT (14 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err12ASSERT_VIOLATIONWITNESS_INVARIANT (13 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err18ASSERT_VIOLATIONWITNESS_INVARIANT (12 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err19ASSERT_VIOLATIONWITNESS_INVARIANT (11 of 155 remaining) [2024-01-29 14:20:59,411 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err20ASSERT_VIOLATIONWITNESS_INVARIANT (10 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err21ASSERT_VIOLATIONWITNESS_INVARIANT (9 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err22ASSERT_VIOLATIONWITNESS_INVARIANT (8 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err23ASSERT_VIOLATIONWITNESS_INVARIANT (7 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err24ASSERT_VIOLATIONWITNESS_INVARIANT (6 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err25ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err26ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err27ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err28ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err29ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 155 remaining) [2024-01-29 14:20:59,413 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err30ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 155 remaining) [2024-01-29 14:20:59,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-01-29 14:20:59,414 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-01-29 14:20:59,420 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-01-29 14:20:59,420 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-01-29 14:20:59,463 INFO L503 ceAbstractionStarter]: Automizer considered 85 witness invariants [2024-01-29 14:20:59,464 INFO L504 ceAbstractionStarter]: WitnessConsidered=85 [2024-01-29 14:20:59,464 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 02:20:59 BasicIcfg [2024-01-29 14:20:59,464 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-01-29 14:20:59,465 INFO L158 Benchmark]: Toolchain (without parser) took 3808.54ms. Allocated memory was 146.8MB in the beginning and 270.5MB in the end (delta: 123.7MB). Free memory was 115.3MB in the beginning and 129.5MB in the end (delta: -14.3MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,465 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:20:59,465 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-29 14:20:59,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.20ms. Allocated memory is still 146.8MB. Free memory was 114.9MB in the beginning and 75.8MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.24ms. Allocated memory is still 146.8MB. Free memory was 75.8MB in the beginning and 73.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,466 INFO L158 Benchmark]: Boogie Preprocessor took 47.70ms. Allocated memory is still 146.8MB. Free memory was 73.3MB in the beginning and 69.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,466 INFO L158 Benchmark]: RCFGBuilder took 760.48ms. Allocated memory is still 146.8MB. Free memory was 69.5MB in the beginning and 57.6MB in the end (delta: 11.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,466 INFO L158 Benchmark]: TraceAbstraction took 2298.33ms. Allocated memory was 146.8MB in the beginning and 270.5MB in the end (delta: 123.7MB). Free memory was 56.9MB in the beginning and 129.5MB in the end (delta: -72.6MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-01-29 14:20:59,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.20ms. Allocated memory is still 146.8MB. Free memory was 114.9MB in the beginning and 75.8MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.24ms. Allocated memory is still 146.8MB. Free memory was 75.8MB in the beginning and 73.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.70ms. Allocated memory is still 146.8MB. Free memory was 73.3MB in the beginning and 69.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 760.48ms. Allocated memory is still 146.8MB. Free memory was 69.5MB in the beginning and 57.6MB in the end (delta: 11.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2298.33ms. Allocated memory was 146.8MB in the beginning and 270.5MB in the end (delta: 123.7MB). Free memory was 56.9MB in the beginning and 129.5MB in the end (delta: -72.6MB). Peak memory consumption was 52.1MB. 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[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[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[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[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[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[flag],IntegerLiteral[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] [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] [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] [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] [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[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] 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] 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[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] [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] [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[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[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[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, 566 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 356 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 101 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 513 IncrementalHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 101 mSolverCounterUnsat, 46 mSDtfsCounter, 513 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, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 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! [2024-01-29 14:20:59,500 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