./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:14:25,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:14:25,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:14:25,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:14:25,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:14:25,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:14:25,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:14:25,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:14:25,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:14:25,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:14:25,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:14:25,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:14:25,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:14:25,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:14:25,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:14:25,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:14:25,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:14:25,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:14:25,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:14:25,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:14:25,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:14:25,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:14:25,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:14:25,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:14:25,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:14:25,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:14:25,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:14:25,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:14:25,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:14:25,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:14:25,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:14:25,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:14:25,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:14:25,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:14:25,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:14:25,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:14:25,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:14:25,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:14:25,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:14:25,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:14:25,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:14:25,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-02 20:14:25,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:14:25,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:14:25,385 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:14:25,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:14:25,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:14:25,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:14:25,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:14:25,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:14:25,387 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:14:25,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:14:25,388 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:14:25,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:14:25,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:14:25,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:14:25,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:14:25,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:14:25,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:14:25,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:14:25,390 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-02 20:14:25,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:14:25,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:14:25,391 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:14:25,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:14:25,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:14:25,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:14:25,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:14:25,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:14:25,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:14:25,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:14:25,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:14:25,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:14:25,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:14:25,393 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:14:25,393 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:14:25,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:14:25,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d24e1fe59577ae07a5b7a898c9dc79f871eafbb8fdf9529a0c24eed9c094f3d [2022-11-02 20:14:25,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:14:25,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:14:25,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:14:25,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:14:25,717 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:14:25,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i [2022-11-02 20:14:25,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/data/cdd25c5c2/286004a007cb4763a50040b013e54f01/FLAG03649919c [2022-11-02 20:14:26,382 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:14:26,383 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i [2022-11-02 20:14:26,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/data/cdd25c5c2/286004a007cb4763a50040b013e54f01/FLAG03649919c [2022-11-02 20:14:26,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/data/cdd25c5c2/286004a007cb4763a50040b013e54f01 [2022-11-02 20:14:26,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:14:26,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:14:26,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:26,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:14:26,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:14:26,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:26" (1/1) ... [2022-11-02 20:14:26,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0bbaea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:26, skipping insertion in model container [2022-11-02 20:14:26,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:26" (1/1) ... [2022-11-02 20:14:26,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:14:26,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:14:27,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2022-11-02 20:14:27,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:27,385 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:14:27,424 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/sv-benchmarks/c/goblint-regression/28-race_reach_27-funptr_racing.i[41323,41336] [2022-11-02 20:14:27,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:27,497 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:14:27,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27 WrapperNode [2022-11-02 20:14:27,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:27,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:27,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:14:27,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:14:27,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,548 INFO L138 Inliner]: procedures = 273, calls = 43, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 185 [2022-11-02 20:14:27,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:27,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:14:27,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:14:27,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:14:27,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,584 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:14:27,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:14:27,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:14:27,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:14:27,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (1/1) ... [2022-11-02 20:14:27,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:14:27,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:27,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:27,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:14:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:14:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:14:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:14:27,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:14:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-02 20:14:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:14:27,702 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-02 20:14:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-02 20:14:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:14:27,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:14:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:14:27,705 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:14:27,943 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:14:27,945 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:14:28,387 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:14:28,396 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:14:28,396 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-02 20:14:28,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:14:28 BoogieIcfgContainer [2022-11-02 20:14:28,399 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:14:28,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:14:28,402 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:14:28,413 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:14:28,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:14:26" (1/3) ... [2022-11-02 20:14:28,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc16162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:14:28, skipping insertion in model container [2022-11-02 20:14:28,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:27" (2/3) ... [2022-11-02 20:14:28,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc16162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:14:28, skipping insertion in model container [2022-11-02 20:14:28,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:14:28" (3/3) ... [2022-11-02 20:14:28,416 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_27-funptr_racing.i [2022-11-02 20:14:28,427 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:14:28,438 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:14:28,438 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-11-02 20:14:28,439 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-02 20:14:28,543 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-02 20:14:28,605 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 187 places, 203 transitions, 414 flow [2022-11-02 20:14:28,771 INFO L130 PetriNetUnfolder]: 24/256 cut-off events. [2022-11-02 20:14:28,771 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-02 20:14:28,782 INFO L83 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 256 events. 24/256 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 871 event pairs, 0 based on Foata normal form. 0/214 useless extension candidates. Maximal degree in co-relation 159. Up to 4 conditions per place. [2022-11-02 20:14:28,782 INFO L82 GeneralOperation]: Start removeDead. Operand has 187 places, 203 transitions, 414 flow [2022-11-02 20:14:28,795 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 187 places, 203 transitions, 414 flow [2022-11-02 20:14:28,819 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:14:28,828 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4401bb54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:14:28,828 INFO L358 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2022-11-02 20:14:28,853 INFO L130 PetriNetUnfolder]: 1/54 cut-off events. [2022-11-02 20:14:28,854 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-02 20:14:28,854 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:28,855 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:28,855 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 19 more)] === [2022-11-02 20:14:28,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:28,862 INFO L85 PathProgramCache]: Analyzing trace with hash -872793264, now seen corresponding path program 1 times [2022-11-02 20:14:28,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:28,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644645096] [2022-11-02 20:14:28,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:28,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:29,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:29,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644645096] [2022-11-02 20:14:29,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644645096] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:29,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:29,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:14:29,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113180989] [2022-11-02 20:14:29,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:29,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:29,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:29,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:29,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:29,335 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 203 [2022-11-02 20:14:29,340 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 203 transitions, 414 flow. Second operand has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:29,340 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:29,340 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 203 [2022-11-02 20:14:29,342 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:29,424 INFO L130 PetriNetUnfolder]: 1/204 cut-off events. [2022-11-02 20:14:29,425 INFO L131 PetriNetUnfolder]: For 9/20 co-relation queries the response was YES. [2022-11-02 20:14:29,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 222 conditions, 204 events. 1/204 cut-off events. For 9/20 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 342 event pairs, 0 based on Foata normal form. 30/216 useless extension candidates. Maximal degree in co-relation 146. Up to 7 conditions per place. [2022-11-02 20:14:29,429 INFO L137 encePairwiseOnDemand]: 183/203 looper letters, 9 selfloop transitions, 2 changer transitions 0/187 dead transitions. [2022-11-02 20:14:29,429 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 187 transitions, 404 flow [2022-11-02 20:14:29,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:29,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 570 transitions. [2022-11-02 20:14:29,452 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.9359605911330049 [2022-11-02 20:14:29,453 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 570 transitions. [2022-11-02 20:14:29,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 570 transitions. [2022-11-02 20:14:29,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:29,460 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 570 transitions. [2022-11-02 20:14:29,469 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 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) [2022-11-02 20:14:29,477 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2022-11-02 20:14:29,478 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2022-11-02 20:14:29,480 INFO L175 Difference]: Start difference. First operand has 187 places, 203 transitions, 414 flow. Second operand 3 states and 570 transitions. [2022-11-02 20:14:29,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 187 transitions, 404 flow [2022-11-02 20:14:29,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 187 transitions, 404 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-02 20:14:29,491 INFO L231 Difference]: Finished difference. Result has 189 places, 185 transitions, 386 flow [2022-11-02 20:14:29,495 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=203, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=185, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=386, PETRI_PLACES=189, PETRI_TRANSITIONS=185} [2022-11-02 20:14:29,499 INFO L287 CegarLoopForPetriNet]: 187 programPoint places, 2 predicate places. [2022-11-02 20:14:29,499 INFO L495 AbstractCegarLoop]: Abstraction has has 189 places, 185 transitions, 386 flow [2022-11-02 20:14:29,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.0) internal successors, (531), 3 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:29,500 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:29,501 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:29,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:14:29,501 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 19 more)] === [2022-11-02 20:14:29,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:29,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1251294663, now seen corresponding path program 1 times [2022-11-02 20:14:29,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:29,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115491365] [2022-11-02 20:14:29,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:29,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:29,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:29,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115491365] [2022-11-02 20:14:29,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115491365] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:29,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:29,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:29,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052816717] [2022-11-02 20:14:29,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:29,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:29,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:29,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:29,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:29,667 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 203 [2022-11-02 20:14:29,668 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 185 transitions, 386 flow. Second operand has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2022-11-02 20:14:29,669 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:29,669 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 203 [2022-11-02 20:14:29,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:29,815 INFO L130 PetriNetUnfolder]: 13/563 cut-off events. [2022-11-02 20:14:29,816 INFO L131 PetriNetUnfolder]: For 12/19 co-relation queries the response was YES. [2022-11-02 20:14:29,820 INFO L83 FinitePrefix]: Finished finitePrefix Result has 609 conditions, 563 events. 13/563 cut-off events. For 12/19 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2846 event pairs, 2 based on Foata normal form. 1/502 useless extension candidates. Maximal degree in co-relation 552. Up to 17 conditions per place. [2022-11-02 20:14:29,822 INFO L137 encePairwiseOnDemand]: 199/203 looper letters, 10 selfloop transitions, 3 changer transitions 0/190 dead transitions. [2022-11-02 20:14:29,822 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 190 transitions, 425 flow [2022-11-02 20:14:29,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 545 transitions. [2022-11-02 20:14:29,826 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8949096880131363 [2022-11-02 20:14:29,826 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 545 transitions. [2022-11-02 20:14:29,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 545 transitions. [2022-11-02 20:14:29,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:29,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 545 transitions. [2022-11-02 20:14:29,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 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) [2022-11-02 20:14:29,833 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2022-11-02 20:14:29,833 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 203.0) internal successors, (812), 4 states have internal predecessors, (812), 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) [2022-11-02 20:14:29,834 INFO L175 Difference]: Start difference. First operand has 189 places, 185 transitions, 386 flow. Second operand 3 states and 545 transitions. [2022-11-02 20:14:29,834 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 190 transitions, 425 flow [2022-11-02 20:14:29,837 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 190 transitions, 421 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-02 20:14:29,842 INFO L231 Difference]: Finished difference. Result has 191 places, 187 transitions, 404 flow [2022-11-02 20:14:29,842 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=203, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=185, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=191, PETRI_TRANSITIONS=187} [2022-11-02 20:14:29,843 INFO L287 CegarLoopForPetriNet]: 187 programPoint places, 4 predicate places. [2022-11-02 20:14:29,843 INFO L495 AbstractCegarLoop]: Abstraction has has 191 places, 187 transitions, 404 flow [2022-11-02 20:14:29,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2022-11-02 20:14:29,844 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:29,845 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:29,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:14:29,845 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 19 more)] === [2022-11-02 20:14:29,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:29,846 INFO L85 PathProgramCache]: Analyzing trace with hash -39309455, now seen corresponding path program 1 times [2022-11-02 20:14:29,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:29,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151164958] [2022-11-02 20:14:29,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:29,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:29,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:29,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:29,963 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:14:29,964 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 22 remaining) [2022-11-02 20:14:29,966 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (20 of 22 remaining) [2022-11-02 20:14:29,966 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (19 of 22 remaining) [2022-11-02 20:14:29,966 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (18 of 22 remaining) [2022-11-02 20:14:29,966 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (17 of 22 remaining) [2022-11-02 20:14:29,967 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (16 of 22 remaining) [2022-11-02 20:14:29,967 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (15 of 22 remaining) [2022-11-02 20:14:29,967 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (14 of 22 remaining) [2022-11-02 20:14:29,967 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (13 of 22 remaining) [2022-11-02 20:14:29,968 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (12 of 22 remaining) [2022-11-02 20:14:29,968 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (11 of 22 remaining) [2022-11-02 20:14:29,968 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (10 of 22 remaining) [2022-11-02 20:14:29,968 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONDATA_RACE (9 of 22 remaining) [2022-11-02 20:14:29,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (8 of 22 remaining) [2022-11-02 20:14:29,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (7 of 22 remaining) [2022-11-02 20:14:29,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (6 of 22 remaining) [2022-11-02 20:14:29,969 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 22 remaining) [2022-11-02 20:14:29,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (4 of 22 remaining) [2022-11-02 20:14:29,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 22 remaining) [2022-11-02 20:14:29,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 22 remaining) [2022-11-02 20:14:29,970 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 22 remaining) [2022-11-02 20:14:29,971 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONDATA_RACE (0 of 22 remaining) [2022-11-02 20:14:29,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:14:29,971 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-02 20:14:29,973 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-02 20:14:29,974 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-02 20:14:30,011 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-02 20:14:30,015 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 278 places, 306 transitions, 630 flow [2022-11-02 20:14:30,120 INFO L130 PetriNetUnfolder]: 45/443 cut-off events. [2022-11-02 20:14:30,120 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-11-02 20:14:30,126 INFO L83 FinitePrefix]: Finished finitePrefix Result has 457 conditions, 443 events. 45/443 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1915 event pairs, 0 based on Foata normal form. 0/366 useless extension candidates. Maximal degree in co-relation 282. Up to 8 conditions per place. [2022-11-02 20:14:30,126 INFO L82 GeneralOperation]: Start removeDead. Operand has 278 places, 306 transitions, 630 flow [2022-11-02 20:14:30,132 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 278 places, 306 transitions, 630 flow [2022-11-02 20:14:30,133 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:14:30,134 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4401bb54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:14:30,134 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2022-11-02 20:14:30,140 INFO L130 PetriNetUnfolder]: 1/51 cut-off events. [2022-11-02 20:14:30,140 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-02 20:14:30,140 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:30,140 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:30,141 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:30,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:30,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1040476976, now seen corresponding path program 1 times [2022-11-02 20:14:30,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:30,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552051431] [2022-11-02 20:14:30,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:30,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:30,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:30,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552051431] [2022-11-02 20:14:30,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552051431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:30,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:30,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:14:30,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19808181] [2022-11-02 20:14:30,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:30,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:30,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:30,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:30,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:30,200 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 306 [2022-11-02 20:14:30,201 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 306 transitions, 630 flow. Second operand has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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) [2022-11-02 20:14:30,201 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:30,201 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 306 [2022-11-02 20:14:30,202 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:30,330 INFO L130 PetriNetUnfolder]: 4/372 cut-off events. [2022-11-02 20:14:30,331 INFO L131 PetriNetUnfolder]: For 14/33 co-relation queries the response was YES. [2022-11-02 20:14:30,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 407 conditions, 372 events. 4/372 cut-off events. For 14/33 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1296 event pairs, 0 based on Foata normal form. 82/418 useless extension candidates. Maximal degree in co-relation 257. Up to 16 conditions per place. [2022-11-02 20:14:30,340 INFO L137 encePairwiseOnDemand]: 274/306 looper letters, 13 selfloop transitions, 2 changer transitions 0/280 dead transitions. [2022-11-02 20:14:30,340 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 280 transitions, 608 flow [2022-11-02 20:14:30,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 853 transitions. [2022-11-02 20:14:30,370 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.9291938997821351 [2022-11-02 20:14:30,370 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 853 transitions. [2022-11-02 20:14:30,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 853 transitions. [2022-11-02 20:14:30,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:30,372 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 853 transitions. [2022-11-02 20:14:30,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 284.3333333333333) internal successors, (853), 3 states have internal predecessors, (853), 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) [2022-11-02 20:14:30,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:30,377 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:30,377 INFO L175 Difference]: Start difference. First operand has 278 places, 306 transitions, 630 flow. Second operand 3 states and 853 transitions. [2022-11-02 20:14:30,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 280 transitions, 608 flow [2022-11-02 20:14:30,380 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 280 transitions, 608 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-02 20:14:30,384 INFO L231 Difference]: Finished difference. Result has 280 places, 277 transitions, 582 flow [2022-11-02 20:14:30,385 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=570, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=582, PETRI_PLACES=280, PETRI_TRANSITIONS=277} [2022-11-02 20:14:30,386 INFO L287 CegarLoopForPetriNet]: 278 programPoint places, 2 predicate places. [2022-11-02 20:14:30,386 INFO L495 AbstractCegarLoop]: Abstraction has has 280 places, 277 transitions, 582 flow [2022-11-02 20:14:30,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 266.0) internal successors, (798), 3 states have internal predecessors, (798), 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) [2022-11-02 20:14:30,387 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:30,388 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:30,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:14:30,388 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:30,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:30,389 INFO L85 PathProgramCache]: Analyzing trace with hash 615707756, now seen corresponding path program 1 times [2022-11-02 20:14:30,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:30,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987800868] [2022-11-02 20:14:30,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:30,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:30,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:30,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987800868] [2022-11-02 20:14:30,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987800868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:30,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:30,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:30,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385613942] [2022-11-02 20:14:30,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:30,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:30,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:30,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:30,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:30,444 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 306 [2022-11-02 20:14:30,445 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 277 transitions, 582 flow. Second operand has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2022-11-02 20:14:30,446 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:30,446 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 306 [2022-11-02 20:14:30,446 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:31,218 INFO L130 PetriNetUnfolder]: 151/3529 cut-off events. [2022-11-02 20:14:31,218 INFO L131 PetriNetUnfolder]: For 76/120 co-relation queries the response was YES. [2022-11-02 20:14:31,287 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3828 conditions, 3529 events. 151/3529 cut-off events. For 76/120 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 35227 event pairs, 31 based on Foata normal form. 6/3110 useless extension candidates. Maximal degree in co-relation 3770. Up to 156 conditions per place. [2022-11-02 20:14:31,303 INFO L137 encePairwiseOnDemand]: 299/306 looper letters, 18 selfloop transitions, 5 changer transitions 0/287 dead transitions. [2022-11-02 20:14:31,303 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 287 transitions, 659 flow [2022-11-02 20:14:31,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:31,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2022-11-02 20:14:31,306 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8867102396514162 [2022-11-02 20:14:31,306 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 814 transitions. [2022-11-02 20:14:31,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 814 transitions. [2022-11-02 20:14:31,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:31,307 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 814 transitions. [2022-11-02 20:14:31,309 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 271.3333333333333) internal successors, (814), 3 states have internal predecessors, (814), 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) [2022-11-02 20:14:31,311 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:31,312 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:31,312 INFO L175 Difference]: Start difference. First operand has 280 places, 277 transitions, 582 flow. Second operand 3 states and 814 transitions. [2022-11-02 20:14:31,312 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 287 transitions, 659 flow [2022-11-02 20:14:31,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 281 places, 287 transitions, 657 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-02 20:14:31,319 INFO L231 Difference]: Finished difference. Result has 283 places, 282 transitions, 624 flow [2022-11-02 20:14:31,319 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=624, PETRI_PLACES=283, PETRI_TRANSITIONS=282} [2022-11-02 20:14:31,322 INFO L287 CegarLoopForPetriNet]: 278 programPoint places, 5 predicate places. [2022-11-02 20:14:31,322 INFO L495 AbstractCegarLoop]: Abstraction has has 283 places, 282 transitions, 624 flow [2022-11-02 20:14:31,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2022-11-02 20:14:31,323 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:31,323 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:31,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:14:31,323 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:31,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:31,324 INFO L85 PathProgramCache]: Analyzing trace with hash -755402237, now seen corresponding path program 1 times [2022-11-02 20:14:31,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:31,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771154419] [2022-11-02 20:14:31,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:31,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:31,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:31,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771154419] [2022-11-02 20:14:31,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771154419] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:14:31,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178499420] [2022-11-02 20:14:31,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:31,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:31,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:31,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:31,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:14:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:31,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:14:31,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:14:31,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:14:31,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178499420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:31,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:14:31,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-02 20:14:31,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954744545] [2022-11-02 20:14:31,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:31,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:31,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:31,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:31,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:14:31,615 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 306 [2022-11-02 20:14:31,616 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 282 transitions, 624 flow. Second operand has 3 states, 3 states have (on average 261.6666666666667) internal successors, (785), 3 states have internal predecessors, (785), 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) [2022-11-02 20:14:31,616 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:31,616 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 306 [2022-11-02 20:14:31,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:32,621 INFO L130 PetriNetUnfolder]: 212/5195 cut-off events. [2022-11-02 20:14:32,621 INFO L131 PetriNetUnfolder]: For 263/376 co-relation queries the response was YES. [2022-11-02 20:14:32,658 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5857 conditions, 5195 events. 212/5195 cut-off events. For 263/376 co-relation queries the response was YES. Maximal size of possible extension queue 139. Compared 58519 event pairs, 50 based on Foata normal form. 5/4645 useless extension candidates. Maximal degree in co-relation 4891. Up to 242 conditions per place. [2022-11-02 20:14:32,688 INFO L137 encePairwiseOnDemand]: 300/306 looper letters, 25 selfloop transitions, 8 changer transitions 0/294 dead transitions. [2022-11-02 20:14:32,688 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 285 places, 294 transitions, 742 flow [2022-11-02 20:14:32,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:32,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2022-11-02 20:14:32,692 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8769063180827886 [2022-11-02 20:14:32,693 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 805 transitions. [2022-11-02 20:14:32,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 805 transitions. [2022-11-02 20:14:32,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:32,694 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 805 transitions. [2022-11-02 20:14:32,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 268.3333333333333) internal successors, (805), 3 states have internal predecessors, (805), 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) [2022-11-02 20:14:32,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:32,700 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:32,701 INFO L175 Difference]: Start difference. First operand has 283 places, 282 transitions, 624 flow. Second operand 3 states and 805 transitions. [2022-11-02 20:14:32,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 285 places, 294 transitions, 742 flow [2022-11-02 20:14:32,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 283 places, 294 transitions, 724 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-02 20:14:32,713 INFO L231 Difference]: Finished difference. Result has 285 places, 288 transitions, 680 flow [2022-11-02 20:14:32,714 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=614, PETRI_DIFFERENCE_MINUEND_PLACES=281, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=680, PETRI_PLACES=285, PETRI_TRANSITIONS=288} [2022-11-02 20:14:32,716 INFO L287 CegarLoopForPetriNet]: 278 programPoint places, 7 predicate places. [2022-11-02 20:14:32,716 INFO L495 AbstractCegarLoop]: Abstraction has has 285 places, 288 transitions, 680 flow [2022-11-02 20:14:32,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.6666666666667) internal successors, (785), 3 states have internal predecessors, (785), 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) [2022-11-02 20:14:32,717 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:32,717 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:32,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-02 20:14:32,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:32,946 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:32,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:32,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1616920704, now seen corresponding path program 1 times [2022-11-02 20:14:32,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:32,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723120992] [2022-11-02 20:14:32,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:32,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:33,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:33,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723120992] [2022-11-02 20:14:33,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723120992] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:14:33,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668367231] [2022-11-02 20:14:33,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:33,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:33,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:33,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:33,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:14:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:33,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:14:33,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:33,348 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:14:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:33,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668367231] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:14:33,397 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:14:33,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-02 20:14:33,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479077053] [2022-11-02 20:14:33,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:14:33,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:14:33,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:33,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:14:33,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:14:33,404 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 306 [2022-11-02 20:14:33,409 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 285 places, 288 transitions, 680 flow. Second operand has 10 states, 10 states have (on average 266.3) internal successors, (2663), 10 states have internal predecessors, (2663), 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) [2022-11-02 20:14:33,409 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:33,410 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 306 [2022-11-02 20:14:33,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:33,604 INFO L130 PetriNetUnfolder]: 9/492 cut-off events. [2022-11-02 20:14:33,605 INFO L131 PetriNetUnfolder]: For 8/11 co-relation queries the response was YES. [2022-11-02 20:14:33,610 INFO L83 FinitePrefix]: Finished finitePrefix Result has 544 conditions, 492 events. 9/492 cut-off events. For 8/11 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2355 event pairs, 2 based on Foata normal form. 2/448 useless extension candidates. Maximal degree in co-relation 536. Up to 12 conditions per place. [2022-11-02 20:14:33,613 INFO L137 encePairwiseOnDemand]: 301/306 looper letters, 9 selfloop transitions, 7 changer transitions 0/234 dead transitions. [2022-11-02 20:14:33,614 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 234 transitions, 538 flow [2022-11-02 20:14:33,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:14:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-02 20:14:33,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2394 transitions. [2022-11-02 20:14:33,622 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.869281045751634 [2022-11-02 20:14:33,622 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2394 transitions. [2022-11-02 20:14:33,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2394 transitions. [2022-11-02 20:14:33,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:33,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2394 transitions. [2022-11-02 20:14:33,633 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 266.0) internal successors, (2394), 9 states have internal predecessors, (2394), 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) [2022-11-02 20:14:33,640 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 306.0) internal successors, (3060), 10 states have internal predecessors, (3060), 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) [2022-11-02 20:14:33,641 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 306.0) internal successors, (3060), 10 states have internal predecessors, (3060), 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) [2022-11-02 20:14:33,641 INFO L175 Difference]: Start difference. First operand has 285 places, 288 transitions, 680 flow. Second operand 9 states and 2394 transitions. [2022-11-02 20:14:33,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 234 transitions, 538 flow [2022-11-02 20:14:33,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 234 transitions, 528 flow, removed 5 selfloop flow, removed 1 redundant places. [2022-11-02 20:14:33,648 INFO L231 Difference]: Finished difference. Result has 241 places, 230 transitions, 502 flow [2022-11-02 20:14:33,649 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=484, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=502, PETRI_PLACES=241, PETRI_TRANSITIONS=230} [2022-11-02 20:14:33,650 INFO L287 CegarLoopForPetriNet]: 278 programPoint places, -37 predicate places. [2022-11-02 20:14:33,650 INFO L495 AbstractCegarLoop]: Abstraction has has 241 places, 230 transitions, 502 flow [2022-11-02 20:14:33,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 266.3) internal successors, (2663), 10 states have internal predecessors, (2663), 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) [2022-11-02 20:14:33,652 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:33,652 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:33,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:33,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:33,866 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:33,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:33,866 INFO L85 PathProgramCache]: Analyzing trace with hash 984929279, now seen corresponding path program 1 times [2022-11-02 20:14:33,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:33,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970624005] [2022-11-02 20:14:33,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:33,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:33,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:33,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:33,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970624005] [2022-11-02 20:14:33,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970624005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:33,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:33,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:33,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69373781] [2022-11-02 20:14:33,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:33,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:33,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:33,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:33,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:33,913 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 306 [2022-11-02 20:14:33,914 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 230 transitions, 502 flow. Second operand has 3 states, 3 states have (on average 222.0) internal successors, (666), 3 states have internal predecessors, (666), 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) [2022-11-02 20:14:33,914 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:33,914 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 306 [2022-11-02 20:14:33,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:34,568 INFO L130 PetriNetUnfolder]: 708/3286 cut-off events. [2022-11-02 20:14:34,568 INFO L131 PetriNetUnfolder]: For 65/65 co-relation queries the response was YES. [2022-11-02 20:14:34,582 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4896 conditions, 3286 events. 708/3286 cut-off events. For 65/65 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 29146 event pairs, 268 based on Foata normal form. 0/2860 useless extension candidates. Maximal degree in co-relation 4888. Up to 839 conditions per place. [2022-11-02 20:14:34,599 INFO L137 encePairwiseOnDemand]: 274/306 looper letters, 67 selfloop transitions, 24 changer transitions 0/271 dead transitions. [2022-11-02 20:14:34,600 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 271 transitions, 771 flow [2022-11-02 20:14:34,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 762 transitions. [2022-11-02 20:14:34,602 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8300653594771242 [2022-11-02 20:14:34,603 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 762 transitions. [2022-11-02 20:14:34,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 762 transitions. [2022-11-02 20:14:34,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:34,604 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 762 transitions. [2022-11-02 20:14:34,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 254.0) internal successors, (762), 3 states have internal predecessors, (762), 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) [2022-11-02 20:14:34,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:34,608 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 306.0) internal successors, (1224), 4 states have internal predecessors, (1224), 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) [2022-11-02 20:14:34,608 INFO L175 Difference]: Start difference. First operand has 241 places, 230 transitions, 502 flow. Second operand 3 states and 762 transitions. [2022-11-02 20:14:34,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 271 transitions, 771 flow [2022-11-02 20:14:34,611 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 271 transitions, 756 flow, removed 1 selfloop flow, removed 5 redundant places. [2022-11-02 20:14:34,615 INFO L231 Difference]: Finished difference. Result has 240 places, 254 transitions, 695 flow [2022-11-02 20:14:34,615 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=487, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=695, PETRI_PLACES=240, PETRI_TRANSITIONS=254} [2022-11-02 20:14:34,616 INFO L287 CegarLoopForPetriNet]: 278 programPoint places, -38 predicate places. [2022-11-02 20:14:34,616 INFO L495 AbstractCegarLoop]: Abstraction has has 240 places, 254 transitions, 695 flow [2022-11-02 20:14:34,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 222.0) internal successors, (666), 3 states have internal predecessors, (666), 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) [2022-11-02 20:14:34,617 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:34,618 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:34,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 20:14:34,618 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-02 20:14:34,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:34,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1452311185, now seen corresponding path program 1 times [2022-11-02 20:14:34,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:34,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182144055] [2022-11-02 20:14:34,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:34,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:34,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:34,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:34,663 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-02 20:14:34,664 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 31 remaining) [2022-11-02 20:14:34,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 31 remaining) [2022-11-02 20:14:34,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 31 remaining) [2022-11-02 20:14:34,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 31 remaining) [2022-11-02 20:14:34,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (26 of 31 remaining) [2022-11-02 20:14:34,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (25 of 31 remaining) [2022-11-02 20:14:34,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (24 of 31 remaining) [2022-11-02 20:14:34,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (23 of 31 remaining) [2022-11-02 20:14:34,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (22 of 31 remaining) [2022-11-02 20:14:34,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (21 of 31 remaining) [2022-11-02 20:14:34,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (20 of 31 remaining) [2022-11-02 20:14:34,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (19 of 31 remaining) [2022-11-02 20:14:34,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONDATA_RACE (18 of 31 remaining) [2022-11-02 20:14:34,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (17 of 31 remaining) [2022-11-02 20:14:34,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (16 of 31 remaining) [2022-11-02 20:14:34,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (15 of 31 remaining) [2022-11-02 20:14:34,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (14 of 31 remaining) [2022-11-02 20:14:34,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (13 of 31 remaining) [2022-11-02 20:14:34,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (12 of 31 remaining) [2022-11-02 20:14:34,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (11 of 31 remaining) [2022-11-02 20:14:34,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (10 of 31 remaining) [2022-11-02 20:14:34,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONDATA_RACE (9 of 31 remaining) [2022-11-02 20:14:34,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (8 of 31 remaining) [2022-11-02 20:14:34,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (7 of 31 remaining) [2022-11-02 20:14:34,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (6 of 31 remaining) [2022-11-02 20:14:34,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 31 remaining) [2022-11-02 20:14:34,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr7ASSERT_VIOLATIONDATA_RACE (4 of 31 remaining) [2022-11-02 20:14:34,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 31 remaining) [2022-11-02 20:14:34,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 31 remaining) [2022-11-02 20:14:34,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (1 of 31 remaining) [2022-11-02 20:14:34,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr8ASSERT_VIOLATIONDATA_RACE (0 of 31 remaining) [2022-11-02 20:14:34,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 20:14:34,672 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-02 20:14:34,673 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-02 20:14:34,673 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-11-02 20:14:34,720 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-02 20:14:34,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 369 places, 409 transitions, 848 flow [2022-11-02 20:14:34,896 INFO L130 PetriNetUnfolder]: 71/675 cut-off events. [2022-11-02 20:14:34,896 INFO L131 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-11-02 20:14:34,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 703 conditions, 675 events. 71/675 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 3229 event pairs, 1 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 451. Up to 16 conditions per place. [2022-11-02 20:14:34,916 INFO L82 GeneralOperation]: Start removeDead. Operand has 369 places, 409 transitions, 848 flow [2022-11-02 20:14:34,927 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 369 places, 409 transitions, 848 flow [2022-11-02 20:14:34,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:14:34,930 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@4401bb54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:14:34,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2022-11-02 20:14:34,935 INFO L130 PetriNetUnfolder]: 1/53 cut-off events. [2022-11-02 20:14:34,935 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-02 20:14:34,936 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:34,936 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:34,936 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:34,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:34,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2086717007, now seen corresponding path program 1 times [2022-11-02 20:14:34,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:34,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244070401] [2022-11-02 20:14:34,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:34,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:34,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:34,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244070401] [2022-11-02 20:14:34,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244070401] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:34,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:34,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:34,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198436741] [2022-11-02 20:14:34,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:34,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-02 20:14:34,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:34,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-02 20:14:34,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-02 20:14:34,992 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 361 out of 409 [2022-11-02 20:14:34,993 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 409 transitions, 848 flow. Second operand has 2 states, 2 states have (on average 361.5) internal successors, (723), 2 states have internal predecessors, (723), 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) [2022-11-02 20:14:34,993 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:34,993 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 361 of 409 [2022-11-02 20:14:34,993 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:35,221 INFO L130 PetriNetUnfolder]: 11/611 cut-off events. [2022-11-02 20:14:35,222 INFO L131 PetriNetUnfolder]: For 54/69 co-relation queries the response was YES. [2022-11-02 20:14:35,234 INFO L83 FinitePrefix]: Finished finitePrefix Result has 655 conditions, 611 events. 11/611 cut-off events. For 54/69 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2775 event pairs, 1 based on Foata normal form. 172/721 useless extension candidates. Maximal degree in co-relation 414. Up to 16 conditions per place. [2022-11-02 20:14:35,238 INFO L137 encePairwiseOnDemand]: 368/409 looper letters, 6 selfloop transitions, 0 changer transitions 0/367 dead transitions. [2022-11-02 20:14:35,239 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 367 transitions, 776 flow [2022-11-02 20:14:35,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-02 20:14:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-02 20:14:35,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 769 transitions. [2022-11-02 20:14:35,241 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.9400977995110025 [2022-11-02 20:14:35,242 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 769 transitions. [2022-11-02 20:14:35,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 769 transitions. [2022-11-02 20:14:35,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:35,243 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 769 transitions. [2022-11-02 20:14:35,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 384.5) internal successors, (769), 2 states have internal predecessors, (769), 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) [2022-11-02 20:14:35,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 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) [2022-11-02 20:14:35,247 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 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) [2022-11-02 20:14:35,247 INFO L175 Difference]: Start difference. First operand has 369 places, 409 transitions, 848 flow. Second operand 2 states and 769 transitions. [2022-11-02 20:14:35,248 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 367 transitions, 776 flow [2022-11-02 20:14:35,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 367 transitions, 776 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-02 20:14:35,255 INFO L231 Difference]: Finished difference. Result has 369 places, 367 transitions, 764 flow [2022-11-02 20:14:35,255 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=764, PETRI_PLACES=369, PETRI_TRANSITIONS=367} [2022-11-02 20:14:35,256 INFO L287 CegarLoopForPetriNet]: 369 programPoint places, 0 predicate places. [2022-11-02 20:14:35,256 INFO L495 AbstractCegarLoop]: Abstraction has has 369 places, 367 transitions, 764 flow [2022-11-02 20:14:35,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 361.5) internal successors, (723), 2 states have internal predecessors, (723), 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) [2022-11-02 20:14:35,257 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:35,257 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:35,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 20:14:35,257 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:35,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:35,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1320746608, now seen corresponding path program 1 times [2022-11-02 20:14:35,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:35,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873078166] [2022-11-02 20:14:35,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:35,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:35,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:35,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873078166] [2022-11-02 20:14:35,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873078166] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:35,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:35,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:14:35,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885099177] [2022-11-02 20:14:35,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:35,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:35,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:35,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:35,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:35,302 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 354 out of 409 [2022-11-02 20:14:35,304 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 367 transitions, 764 flow. Second operand has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 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) [2022-11-02 20:14:35,304 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:35,304 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 354 of 409 [2022-11-02 20:14:35,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:35,522 INFO L130 PetriNetUnfolder]: 10/583 cut-off events. [2022-11-02 20:14:35,523 INFO L131 PetriNetUnfolder]: For 67/162 co-relation queries the response was YES. [2022-11-02 20:14:35,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 647 conditions, 583 events. 10/583 cut-off events. For 67/162 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 2553 event pairs, 1 based on Foata normal form. 1/526 useless extension candidates. Maximal degree in co-relation 641. Up to 30 conditions per place. [2022-11-02 20:14:35,541 INFO L137 encePairwiseOnDemand]: 406/409 looper letters, 15 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2022-11-02 20:14:35,541 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 371 transitions, 806 flow [2022-11-02 20:14:35,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1080 transitions. [2022-11-02 20:14:35,546 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8801955990220048 [2022-11-02 20:14:35,546 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1080 transitions. [2022-11-02 20:14:35,546 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1080 transitions. [2022-11-02 20:14:35,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:35,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1080 transitions. [2022-11-02 20:14:35,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.0) internal successors, (1080), 3 states have internal predecessors, (1080), 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) [2022-11-02 20:14:35,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:35,556 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:35,556 INFO L175 Difference]: Start difference. First operand has 369 places, 367 transitions, 764 flow. Second operand 3 states and 1080 transitions. [2022-11-02 20:14:35,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 371 transitions, 806 flow [2022-11-02 20:14:35,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 371 transitions, 806 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-02 20:14:35,566 INFO L231 Difference]: Finished difference. Result has 372 places, 368 transitions, 776 flow [2022-11-02 20:14:35,567 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=372, PETRI_TRANSITIONS=368} [2022-11-02 20:14:35,568 INFO L287 CegarLoopForPetriNet]: 369 programPoint places, 3 predicate places. [2022-11-02 20:14:35,568 INFO L495 AbstractCegarLoop]: Abstraction has has 372 places, 368 transitions, 776 flow [2022-11-02 20:14:35,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 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) [2022-11-02 20:14:35,569 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:35,569 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:35,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 20:14:35,570 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:35,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:35,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1228940335, now seen corresponding path program 1 times [2022-11-02 20:14:35,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:35,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289289715] [2022-11-02 20:14:35,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:35,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:35,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:35,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289289715] [2022-11-02 20:14:35,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289289715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:35,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:35,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:35,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675781586] [2022-11-02 20:14:35,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:35,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:35,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:35,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:35,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:35,613 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 349 out of 409 [2022-11-02 20:14:35,615 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 368 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 350.0) internal successors, (1050), 3 states have internal predecessors, (1050), 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) [2022-11-02 20:14:35,615 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:35,615 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 349 of 409 [2022-11-02 20:14:35,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:39,437 INFO L130 PetriNetUnfolder]: 1069/17207 cut-off events. [2022-11-02 20:14:39,438 INFO L131 PetriNetUnfolder]: For 668/1071 co-relation queries the response was YES. [2022-11-02 20:14:39,642 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18960 conditions, 17207 events. 1069/17207 cut-off events. For 668/1071 co-relation queries the response was YES. Maximal size of possible extension queue 384. Compared 235283 event pairs, 290 based on Foata normal form. 23/15094 useless extension candidates. Maximal degree in co-relation 18952. Up to 1038 conditions per place. [2022-11-02 20:14:39,769 INFO L137 encePairwiseOnDemand]: 399/409 looper letters, 25 selfloop transitions, 7 changer transitions 0/382 dead transitions. [2022-11-02 20:14:39,770 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 382 transitions, 889 flow [2022-11-02 20:14:39,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:39,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1082 transitions. [2022-11-02 20:14:39,774 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8818255908720456 [2022-11-02 20:14:39,775 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1082 transitions. [2022-11-02 20:14:39,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1082 transitions. [2022-11-02 20:14:39,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:39,777 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1082 transitions. [2022-11-02 20:14:39,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 360.6666666666667) internal successors, (1082), 3 states have internal predecessors, (1082), 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) [2022-11-02 20:14:39,784 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:39,785 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:39,785 INFO L175 Difference]: Start difference. First operand has 372 places, 368 transitions, 776 flow. Second operand 3 states and 1082 transitions. [2022-11-02 20:14:39,785 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 382 transitions, 889 flow [2022-11-02 20:14:39,790 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 382 transitions, 887 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-02 20:14:39,798 INFO L231 Difference]: Finished difference. Result has 375 places, 375 transitions, 836 flow [2022-11-02 20:14:39,800 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=361, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=836, PETRI_PLACES=375, PETRI_TRANSITIONS=375} [2022-11-02 20:14:39,801 INFO L287 CegarLoopForPetriNet]: 369 programPoint places, 6 predicate places. [2022-11-02 20:14:39,801 INFO L495 AbstractCegarLoop]: Abstraction has has 375 places, 375 transitions, 836 flow [2022-11-02 20:14:39,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 350.0) internal successors, (1050), 3 states have internal predecessors, (1050), 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) [2022-11-02 20:14:39,802 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:39,803 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:39,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-02 20:14:39,803 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:39,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:39,804 INFO L85 PathProgramCache]: Analyzing trace with hash 395818824, now seen corresponding path program 1 times [2022-11-02 20:14:39,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:39,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039742558] [2022-11-02 20:14:39,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:39,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:40,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:40,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039742558] [2022-11-02 20:14:40,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039742558] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:14:40,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743736960] [2022-11-02 20:14:40,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:40,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:40,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:40,058 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:40,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:14:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:40,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:14:40,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-02 20:14:40,206 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:14:40,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743736960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:40,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:14:40,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-11-02 20:14:40,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381514023] [2022-11-02 20:14:40,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:40,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:40,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:40,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:40,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:14:40,212 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 346 out of 409 [2022-11-02 20:14:40,213 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 375 transitions, 836 flow. Second operand has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 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) [2022-11-02 20:14:40,213 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:40,213 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 346 of 409 [2022-11-02 20:14:40,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:44,780 INFO L130 PetriNetUnfolder]: 1485/27397 cut-off events. [2022-11-02 20:14:44,780 INFO L131 PetriNetUnfolder]: For 1881/3940 co-relation queries the response was YES. [2022-11-02 20:14:45,107 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31479 conditions, 27397 events. 1485/27397 cut-off events. For 1881/3940 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 420153 event pairs, 395 based on Foata normal form. 18/24488 useless extension candidates. Maximal degree in co-relation 31470. Up to 1514 conditions per place. [2022-11-02 20:14:45,307 INFO L137 encePairwiseOnDemand]: 402/409 looper letters, 35 selfloop transitions, 10 changer transitions 0/392 dead transitions. [2022-11-02 20:14:45,308 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 392 transitions, 1002 flow [2022-11-02 20:14:45,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:14:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-02 20:14:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1071 transitions. [2022-11-02 20:14:45,311 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8728606356968215 [2022-11-02 20:14:45,312 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1071 transitions. [2022-11-02 20:14:45,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1071 transitions. [2022-11-02 20:14:45,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:45,313 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1071 transitions. [2022-11-02 20:14:45,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 357.0) internal successors, (1071), 3 states have internal predecessors, (1071), 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) [2022-11-02 20:14:45,319 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:45,320 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 409.0) internal successors, (1636), 4 states have internal predecessors, (1636), 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) [2022-11-02 20:14:45,321 INFO L175 Difference]: Start difference. First operand has 375 places, 375 transitions, 836 flow. Second operand 3 states and 1071 transitions. [2022-11-02 20:14:45,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 392 transitions, 1002 flow [2022-11-02 20:14:45,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 392 transitions, 976 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-02 20:14:45,334 INFO L231 Difference]: Finished difference. Result has 377 places, 383 transitions, 908 flow [2022-11-02 20:14:45,335 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=822, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=908, PETRI_PLACES=377, PETRI_TRANSITIONS=383} [2022-11-02 20:14:45,335 INFO L287 CegarLoopForPetriNet]: 369 programPoint places, 8 predicate places. [2022-11-02 20:14:45,335 INFO L495 AbstractCegarLoop]: Abstraction has has 377 places, 383 transitions, 908 flow [2022-11-02 20:14:45,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 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) [2022-11-02 20:14:45,352 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:45,352 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:45,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:45,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-02 20:14:45,578 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:45,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:45,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1413264712, now seen corresponding path program 1 times [2022-11-02 20:14:45,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:45,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709598032] [2022-11-02 20:14:45,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:45,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:45,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709598032] [2022-11-02 20:14:45,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709598032] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:14:45,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167869740] [2022-11-02 20:14:45,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:45,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:45,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:45,689 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:45,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 20:14:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:45,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:14:45,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:45,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 20:14:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:45,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1167869740] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 20:14:45,918 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 20:14:45,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-02 20:14:45,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652680430] [2022-11-02 20:14:45,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 20:14:45,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-02 20:14:45,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:45,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-02 20:14:45,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:14:45,925 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 353 out of 409 [2022-11-02 20:14:45,930 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 383 transitions, 908 flow. Second operand has 10 states, 10 states have (on average 355.3) internal successors, (3553), 10 states have internal predecessors, (3553), 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) [2022-11-02 20:14:45,930 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:45,930 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 353 of 409 [2022-11-02 20:14:45,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:14:49,181 INFO L130 PetriNetUnfolder]: 706/17513 cut-off events. [2022-11-02 20:14:49,182 INFO L131 PetriNetUnfolder]: For 1217/1486 co-relation queries the response was YES. [2022-11-02 20:14:49,503 INFO L83 FinitePrefix]: Finished finitePrefix Result has 19480 conditions, 17513 events. 706/17513 cut-off events. For 1217/1486 co-relation queries the response was YES. Maximal size of possible extension queue 454. Compared 257330 event pairs, 164 based on Foata normal form. 15/15552 useless extension candidates. Maximal degree in co-relation 19470. Up to 682 conditions per place. [2022-11-02 20:14:49,632 INFO L137 encePairwiseOnDemand]: 403/409 looper letters, 16 selfloop transitions, 9 changer transitions 0/393 dead transitions. [2022-11-02 20:14:49,632 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 393 transitions, 980 flow [2022-11-02 20:14:49,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:14:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-11-02 20:14:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3204 transitions. [2022-11-02 20:14:49,643 INFO L522 CegarLoopForPetriNet]: DFA transition density 0.8704156479217604 [2022-11-02 20:14:49,643 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3204 transitions. [2022-11-02 20:14:49,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3204 transitions. [2022-11-02 20:14:49,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:14:49,646 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3204 transitions. [2022-11-02 20:14:49,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 356.0) internal successors, (3204), 9 states have internal predecessors, (3204), 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) [2022-11-02 20:14:49,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 409.0) internal successors, (4090), 10 states have internal predecessors, (4090), 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) [2022-11-02 20:14:49,666 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 409.0) internal successors, (4090), 10 states have internal predecessors, (4090), 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) [2022-11-02 20:14:49,666 INFO L175 Difference]: Start difference. First operand has 377 places, 383 transitions, 908 flow. Second operand 9 states and 3204 transitions. [2022-11-02 20:14:49,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 393 transitions, 980 flow [2022-11-02 20:14:49,673 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 393 transitions, 960 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-02 20:14:49,679 INFO L231 Difference]: Finished difference. Result has 386 places, 389 transitions, 938 flow [2022-11-02 20:14:49,680 INFO L270 CegarLoopForPetriNet]: {PETRI_ALPHABET=409, PETRI_DIFFERENCE_MINUEND_FLOW=888, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=938, PETRI_PLACES=386, PETRI_TRANSITIONS=389} [2022-11-02 20:14:49,681 INFO L287 CegarLoopForPetriNet]: 369 programPoint places, 17 predicate places. [2022-11-02 20:14:49,682 INFO L495 AbstractCegarLoop]: Abstraction has has 386 places, 389 transitions, 938 flow [2022-11-02 20:14:49,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 355.3) internal successors, (3553), 10 states have internal predecessors, (3553), 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) [2022-11-02 20:14:49,684 INFO L200 CegarLoopForPetriNet]: Found error trace [2022-11-02 20:14:49,684 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:14:49,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:49,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf0c344d-391f-4f8e-a5df-738610253618/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-02 20:14:49,906 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 37 more)] === [2022-11-02 20:14:49,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:49,906 INFO L85 PathProgramCache]: Analyzing trace with hash 2048044580, now seen corresponding path program 1 times [2022-11-02 20:14:49,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:49,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670471300] [2022-11-02 20:14:49,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:49,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:49,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:49,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:14:49,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670471300] [2022-11-02 20:14:49,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670471300] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:14:49,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:14:49,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 20:14:49,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314777044] [2022-11-02 20:14:49,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:14:49,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:14:49,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:14:49,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:14:49,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:14:49,958 INFO L477 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 409 [2022-11-02 20:14:49,960 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 389 transitions, 938 flow. Second operand has 3 states, 3 states have (on average 287.0) internal successors, (861), 3 states have internal predecessors, (861), 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) [2022-11-02 20:14:49,960 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-02 20:14:49,960 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 409 [2022-11-02 20:14:49,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-02 20:16:16,668 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:16,668 INFO L383 tUnfolder$Statistics]: this new event has 144 ancestors and is cut-off event [2022-11-02 20:16:16,668 INFO L386 tUnfolder$Statistics]: existing Event has 144 ancestors and is cut-off event [2022-11-02 20:16:16,668 INFO L386 tUnfolder$Statistics]: existing Event has 144 ancestors and is cut-off event [2022-11-02 20:16:16,668 INFO L386 tUnfolder$Statistics]: existing Event has 144 ancestors and is cut-off event [2022-11-02 20:16:28,162 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:28,162 INFO L383 tUnfolder$Statistics]: this new event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,162 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,162 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,162 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,305 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:28,305 INFO L383 tUnfolder$Statistics]: this new event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,305 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,305 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,305 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,439 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), 168#L938-9true, Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:28,439 INFO L383 tUnfolder$Statistics]: this new event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,439 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,439 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,439 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,448 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:28,448 INFO L383 tUnfolder$Statistics]: this new event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,448 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,448 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,449 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,462 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:28,462 INFO L383 tUnfolder$Statistics]: this new event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,462 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,463 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:28,463 INFO L386 tUnfolder$Statistics]: existing Event has 145 ancestors and is cut-off event [2022-11-02 20:16:40,557 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), 168#L938-9true, Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,558 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,558 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,558 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,558 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,560 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,560 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,560 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,560 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,560 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,562 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,563 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,563 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,563 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,563 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,705 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), 168#L938-9true, Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,705 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,705 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,705 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,706 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,707 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,707 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,707 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,707 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,708 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,710 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,710 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,710 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,710 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,710 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,863 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), 168#L938-9true, Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,863 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,863 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,863 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,863 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,865 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:40,865 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,865 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,865 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:40,865 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:41,178 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:41,178 INFO L383 tUnfolder$Statistics]: this new event has 146 ancestors and is cut-off event [2022-11-02 20:16:41,179 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:41,179 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:41,179 INFO L386 tUnfolder$Statistics]: existing Event has 146 ancestors and is cut-off event [2022-11-02 20:16:56,305 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), 168#L938-9true, Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,305 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,305 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,305 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,305 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,307 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,307 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,307 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,307 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,307 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,448 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), 168#L938-9true, Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,448 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,448 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,449 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,449 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,450 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 38#L961-4true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,451 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,451 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,451 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,451 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,799 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,799 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,799 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,799 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,799 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,959 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:56,959 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,959 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,959 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:56,960 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,112 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:57,112 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,112 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,113 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,113 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,116 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:57,116 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,116 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,117 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,117 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,134 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:16:57,134 INFO L383 tUnfolder$Statistics]: this new event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,134 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,134 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:16:57,135 INFO L386 tUnfolder$Statistics]: existing Event has 147 ancestors and is cut-off event [2022-11-02 20:17:17,046 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, 305#L942-9true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,047 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,047 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,047 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,047 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,050 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,050 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,051 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,051 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,051 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,053 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,053 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,053 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,053 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,053 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,230 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 305#L942-9true, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,230 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,231 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,231 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,231 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,232 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,233 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,233 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,233 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,233 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,235 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,235 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,235 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,236 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,236 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,374 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,374 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,374 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,374 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,375 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,378 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, 65#L938-8true, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:17,378 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,379 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,379 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:17,379 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:22,614 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:17:22,614 INFO L383 tUnfolder$Statistics]: this new event has 148 ancestors and is cut-off event [2022-11-02 20:17:22,614 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:22,614 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:22,614 INFO L386 tUnfolder$Statistics]: existing Event has 148 ancestors and is cut-off event [2022-11-02 20:17:37,985 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1331] L938-2-->L938-3: Formula: (= |v_#race~global~0_5| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_5|} AuxVars[] AssignedVars[#race~global~0][222], [Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 246#L938-3true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:37,985 INFO L383 tUnfolder$Statistics]: this new event has 142 ancestors and is cut-off event [2022-11-02 20:17:37,985 INFO L386 tUnfolder$Statistics]: existing Event has 142 ancestors and is cut-off event [2022-11-02 20:17:37,986 INFO L386 tUnfolder$Statistics]: existing Event has 142 ancestors and is cut-off event [2022-11-02 20:17:37,986 INFO L386 tUnfolder$Statistics]: existing Event has 142 ancestors and is cut-off event [2022-11-02 20:17:41,812 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:41,812 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,812 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,813 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,813 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,814 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:41,815 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,815 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,815 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,815 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,963 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 305#L942-9true, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:41,963 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,963 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,964 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,964 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,965 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:41,965 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,965 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,965 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:41,966 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,903 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 61#L942-9true, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:17:47,903 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,903 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,904 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,904 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,975 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 92#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-02 20:17:47,976 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,976 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,976 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:47,976 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,099 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:17:48,099 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,099 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,099 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,099 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,110 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:17:48,110 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,111 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,111 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,111 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,129 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:17:48,130 INFO L383 tUnfolder$Statistics]: this new event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,130 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,130 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:17:48,130 INFO L386 tUnfolder$Statistics]: existing Event has 149 ancestors and is cut-off event [2022-11-02 20:18:03,218 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1331] L938-2-->L938-3: Formula: (= |v_#race~global~0_5| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_5|} AuxVars[] AssignedVars[#race~global~0][222], [Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 321#L938-9true, 246#L938-3true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:03,218 INFO L383 tUnfolder$Statistics]: this new event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,218 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,218 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,218 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,246 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1331] L938-2-->L938-3: Formula: (= |v_#race~global~0_5| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_5|} AuxVars[] AssignedVars[#race~global~0][222], [Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 246#L938-3true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 124#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, 372#true, 180#L938-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:03,246 INFO L383 tUnfolder$Statistics]: this new event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,246 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,246 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,246 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,278 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1331] L938-2-->L938-3: Formula: (= |v_#race~global~0_5| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_5|} AuxVars[] AssignedVars[#race~global~0][222], [Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 246#L938-3true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), 168#L938-9true, Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:03,279 INFO L383 tUnfolder$Statistics]: this new event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,279 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,279 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,279 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,287 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1331] L938-2-->L938-3: Formula: (= |v_#race~global~0_5| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_5|} AuxVars[] AssignedVars[#race~global~0][222], [Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), 77#t_funErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 246#L938-3true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 65#L938-8true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:03,287 INFO L383 tUnfolder$Statistics]: this new event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,287 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,288 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:03,288 INFO L386 tUnfolder$Statistics]: existing Event has 143 ancestors and is cut-off event [2022-11-02 20:18:13,556 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 61#L942-9true, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:13,556 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,556 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,557 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,557 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,559 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, t_funThread3of3ForFork0InUse, 61#L942-9true, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:13,560 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,560 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,560 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,560 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,561 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 61#L942-9true, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0)]) [2022-11-02 20:18:13,562 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,562 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,562 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,562 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,642 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, 305#L942-9true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 92#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-02 20:18:13,642 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,642 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,642 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,643 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,645 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 248#L961-3true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 92#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-02 20:18:13,645 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,645 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,646 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,646 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,647 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 372#true, 221#L942-8true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 92#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-02 20:18:13,647 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,647 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,648 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,648 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,731 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, 305#L942-9true, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:18:13,731 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,731 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,731 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,731 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,733 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1350] L942-2-->L942-3: Formula: (= |v_#race~global~0_17| 0) InVars {} OutVars{#race~global~0=|v_#race~global~0_17|} AuxVars[] AssignedVars[#race~global~0][240], [326#L942-3true, Black: 380#true, 926#(= |#race~global~0| 0), Black: 550#(= |#race~f~0| |ULTIMATE.start_main_#t~nondet49#1|), 554#true, t_funThread1of3ForFork0InUse, t_funThread2of3ForFork0InUse, 38#L961-4true, t_funThread3of3ForFork0InUse, 27#t_funErr6ASSERT_VIOLATIONDATA_RACEtrue, 372#true, Black: 558#(<= |ULTIMATE.start_main_~i~0#1| 1), Black: 771#(< |ULTIMATE.start_main_~i~0#1| 10000), Black: 377#(= |ULTIMATE.start_main_~i~0#1| 0), 216#L942-8true]) [2022-11-02 20:18:13,733 INFO L383 tUnfolder$Statistics]: this new event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,733 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,733 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event [2022-11-02 20:18:13,734 INFO L386 tUnfolder$Statistics]: existing Event has 150 ancestors and is cut-off event