./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 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_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS --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 a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 --- 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-4e7fbc6 [2022-11-23 02:43:46,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:43:46,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:43:46,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:43:46,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:43:46,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:43:46,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:43:46,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:43:46,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:43:46,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:43:46,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:43:46,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:43:46,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:43:46,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:43:46,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:43:46,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:43:46,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:43:46,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:43:46,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:43:46,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:43:46,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:43:46,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:43:46,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:43:46,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:43:46,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:43:46,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:43:46,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:43:46,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:43:46,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:43:46,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:43:46,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:43:46,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:43:46,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:43:46,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:43:46,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:43:46,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:43:46,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:43:46,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:43:46,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:43:46,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:43:46,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:43:46,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-23 02:43:46,703 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:43:46,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:43:46,704 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:43:46,704 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:43:46,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:43:46,705 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:43:46,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:43:46,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:43:46,707 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:43:46,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:43:46,708 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 02:43:46,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 02:43:46,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:43:46,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 02:43:46,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:43:46,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:43:46,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:43:46,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:43:46,711 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 02:43:46,711 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 02:43:46,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:43:46,712 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:43:46,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:43:46,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:43:46,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:43:46,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:43:46,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:43:46,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:43:46,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:43:46,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:43:46,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:43:46,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:43:46,715 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:43:46,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:43:46,716 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:43:46,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:43:46,716 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 [2022-11-23 02:43:46,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:43:47,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:43:47,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:43:47,047 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:43:47,048 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:43:47,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2022-11-23 02:43:51,022 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:43:51,348 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:43:51,353 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2022-11-23 02:43:51,368 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/data/86052c997/43d908793fc94e9ca580782d14560abe/FLAGd0a7e78b9 [2022-11-23 02:43:51,386 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/data/86052c997/43d908793fc94e9ca580782d14560abe [2022-11-23 02:43:51,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:43:51,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:43:51,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:43:51,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:43:51,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:43:51,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:43:51" (1/1) ... [2022-11-23 02:43:51,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b418850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:51, skipping insertion in model container [2022-11-23 02:43:51,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:43:51" (1/1) ... [2022-11-23 02:43:51,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:43:51,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:43:51,874 WARN L237 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_58623d7f-bb45-4684-9c2c-2bc658cb1728/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30454,30467] [2022-11-23 02:43:51,877 WARN L237 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_58623d7f-bb45-4684-9c2c-2bc658cb1728/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30634,30647] [2022-11-23 02:43:51,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:43:51,906 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:43:51,999 WARN L237 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_58623d7f-bb45-4684-9c2c-2bc658cb1728/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30454,30467] [2022-11-23 02:43:52,008 WARN L237 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_58623d7f-bb45-4684-9c2c-2bc658cb1728/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i[30634,30647] [2022-11-23 02:43:52,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:43:52,070 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:43:52,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52 WrapperNode [2022-11-23 02:43:52,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:43:52,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:43:52,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:43:52,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:43:52,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,169 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 12, calls inlined = 18, statements flattened = 219 [2022-11-23 02:43:52,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:43:52,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:43:52,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:43:52,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:43:52,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,233 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:43:52,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:43:52,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:43:52,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:43:52,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (1/1) ... [2022-11-23 02:43:52,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:43:52,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:43:52,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:43:52,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58623d7f-bb45-4684-9c2c-2bc658cb1728/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:43:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-11-23 02:43:52,346 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-11-23 02:43:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2022-11-23 02:43:52,346 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2022-11-23 02:43:52,346 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-23 02:43:52,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-23 02:43:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 02:43:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:43:52,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 02:43:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 02:43:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:43:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:43:52,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:43:52,350 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 02:43:52,608 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:43:52,610 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:43:53,109 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:43:53,381 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:43:53,381 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 02:43:53,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:43:53 BoogieIcfgContainer [2022-11-23 02:43:53,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:43:53,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:43:53,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:43:53,392 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:43:53,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:43:51" (1/3) ... [2022-11-23 02:43:53,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@476aaa6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:43:53, skipping insertion in model container [2022-11-23 02:43:53,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:52" (2/3) ... [2022-11-23 02:43:53,394 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@476aaa6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:43:53, skipping insertion in model container [2022-11-23 02:43:53,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:43:53" (3/3) ... [2022-11-23 02:43:53,396 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2022-11-23 02:43:53,407 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 02:43:53,420 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:43:53,420 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-23 02:43:53,420 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 02:43:53,538 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-23 02:43:53,606 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 162 places, 161 transitions, 337 flow [2022-11-23 02:43:53,744 INFO L130 PetriNetUnfolder]: 9/170 cut-off events. [2022-11-23 02:43:53,745 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 02:43:53,753 INFO L83 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 170 events. 9/170 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 431 event pairs, 0 based on Foata normal form. 0/131 useless extension candidates. Maximal degree in co-relation 153. Up to 4 conditions per place. [2022-11-23 02:43:53,754 INFO L82 GeneralOperation]: Start removeDead. Operand has 162 places, 161 transitions, 337 flow [2022-11-23 02:43:53,761 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 160 places, 159 transitions, 329 flow [2022-11-23 02:43:53,766 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 02:43:53,783 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 160 places, 159 transitions, 329 flow [2022-11-23 02:43:53,787 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 160 places, 159 transitions, 329 flow [2022-11-23 02:43:53,788 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 160 places, 159 transitions, 329 flow [2022-11-23 02:43:53,867 INFO L130 PetriNetUnfolder]: 9/170 cut-off events. [2022-11-23 02:43:53,868 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 02:43:53,877 INFO L83 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 170 events. 9/170 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 430 event pairs, 0 based on Foata normal form. 0/131 useless extension candidates. Maximal degree in co-relation 153. Up to 4 conditions per place. [2022-11-23 02:43:53,884 INFO L119 LiptonReduction]: Number of co-enabled transitions 11368 [2022-11-23 02:43:57,757 INFO L134 LiptonReduction]: Checked pairs total: 50562 [2022-11-23 02:43:57,757 INFO L136 LiptonReduction]: Total number of compositions: 130 [2022-11-23 02:43:57,794 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:43:57,806 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;@771141f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:43:57,806 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2022-11-23 02:43:57,810 INFO L130 PetriNetUnfolder]: 0/2 cut-off events. [2022-11-23 02:43:57,810 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 02:43:57,811 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:43:57,813 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-11-23 02:43:57,813 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2022-11-23 02:43:57,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:43:57,820 INFO L85 PathProgramCache]: Analyzing trace with hash 942571, now seen corresponding path program 1 times [2022-11-23 02:43:57,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:43:57,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910775919] [2022-11-23 02:43:57,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:43:57,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:43:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:43:58,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:43:58,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:43:58,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910775919] [2022-11-23 02:43:58,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910775919] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:43:58,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:43:58,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-23 02:43:58,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551482873] [2022-11-23 02:43:58,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:43:58,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 02:43:58,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:43:58,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 02:43:58,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 02:43:58,075 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 291 [2022-11-23 02:43:58,078 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 80 transitions, 171 flow. Second operand has 2 states, 2 states have (on average 127.5) internal successors, (255), 2 states have internal predecessors, (255), 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) [2022-11-23 02:43:58,078 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:43:58,078 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 291 [2022-11-23 02:43:58,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:43:59,169 INFO L130 PetriNetUnfolder]: 3703/6125 cut-off events. [2022-11-23 02:43:59,170 INFO L131 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2022-11-23 02:43:59,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11391 conditions, 6125 events. 3703/6125 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 326. Compared 41642 event pairs, 3151 based on Foata normal form. 0/5574 useless extension candidates. Maximal degree in co-relation 11380. Up to 5159 conditions per place. [2022-11-23 02:43:59,223 INFO L137 encePairwiseOnDemand]: 272/291 looper letters, 33 selfloop transitions, 0 changer transitions 0/61 dead transitions. [2022-11-23 02:43:59,224 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 61 transitions, 199 flow [2022-11-23 02:43:59,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 02:43:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-23 02:43:59,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 304 transitions. [2022-11-23 02:43:59,241 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5223367697594502 [2022-11-23 02:43:59,242 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 304 transitions. [2022-11-23 02:43:59,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 304 transitions. [2022-11-23 02:43:59,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:43:59,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 304 transitions. [2022-11-23 02:43:59,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 152.0) internal successors, (304), 2 states have internal predecessors, (304), 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) [2022-11-23 02:43:59,257 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 291.0) internal successors, (873), 3 states have internal predecessors, (873), 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) [2022-11-23 02:43:59,258 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 291.0) internal successors, (873), 3 states have internal predecessors, (873), 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) [2022-11-23 02:43:59,260 INFO L175 Difference]: Start difference. First operand has 86 places, 80 transitions, 171 flow. Second operand 2 states and 304 transitions. [2022-11-23 02:43:59,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 61 transitions, 199 flow [2022-11-23 02:43:59,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 61 transitions, 197 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-23 02:43:59,268 INFO L231 Difference]: Finished difference. Result has 66 places, 61 transitions, 131 flow [2022-11-23 02:43:59,270 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=291, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=131, PETRI_PLACES=66, PETRI_TRANSITIONS=61} [2022-11-23 02:43:59,276 INFO L288 CegarLoopForPetriNet]: 86 programPoint places, -20 predicate places. [2022-11-23 02:43:59,277 INFO L495 AbstractCegarLoop]: Abstraction has has 66 places, 61 transitions, 131 flow [2022-11-23 02:43:59,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 127.5) internal successors, (255), 2 states have internal predecessors, (255), 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) [2022-11-23 02:43:59,277 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:43:59,278 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-23 02:43:59,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:43:59,279 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2022-11-23 02:43:59,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:43:59,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1983756174, now seen corresponding path program 1 times [2022-11-23 02:43:59,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:43:59,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532625328] [2022-11-23 02:43:59,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:43:59,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:43:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:43:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:43:59,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:43:59,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532625328] [2022-11-23 02:43:59,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532625328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:43:59,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:43:59,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:43:59,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902365058] [2022-11-23 02:43:59,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:43:59,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:43:59,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:43:59,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:43:59,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:43:59,408 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 291 [2022-11-23 02:43:59,409 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 61 transitions, 131 flow. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2022-11-23 02:43:59,409 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:43:59,410 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 291 [2022-11-23 02:43:59,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:44:00,898 INFO L130 PetriNetUnfolder]: 6802/10889 cut-off events. [2022-11-23 02:44:00,899 INFO L131 PetriNetUnfolder]: For 43/43 co-relation queries the response was YES. [2022-11-23 02:44:00,922 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20484 conditions, 10889 events. 6802/10889 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 524. Compared 74840 event pairs, 5126 based on Foata normal form. 0/9721 useless extension candidates. Maximal degree in co-relation 20480. Up to 8625 conditions per place. [2022-11-23 02:44:01,005 INFO L137 encePairwiseOnDemand]: 285/291 looper letters, 59 selfloop transitions, 5 changer transitions 0/88 dead transitions. [2022-11-23 02:44:01,006 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 88 transitions, 318 flow [2022-11-23 02:44:01,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:44:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-23 02:44:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 419 transitions. [2022-11-23 02:44:01,013 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.47995418098510884 [2022-11-23 02:44:01,014 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 419 transitions. [2022-11-23 02:44:01,014 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 419 transitions. [2022-11-23 02:44:01,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:44:01,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 419 transitions. [2022-11-23 02:44:01,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:44:01,024 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:01,025 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:01,026 INFO L175 Difference]: Start difference. First operand has 66 places, 61 transitions, 131 flow. Second operand 3 states and 419 transitions. [2022-11-23 02:44:01,026 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 88 transitions, 318 flow [2022-11-23 02:44:01,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 88 transitions, 318 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-23 02:44:01,030 INFO L231 Difference]: Finished difference. Result has 69 places, 65 transitions, 164 flow [2022-11-23 02:44:01,031 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=291, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=164, PETRI_PLACES=69, PETRI_TRANSITIONS=65} [2022-11-23 02:44:01,032 INFO L288 CegarLoopForPetriNet]: 86 programPoint places, -17 predicate places. [2022-11-23 02:44:01,032 INFO L495 AbstractCegarLoop]: Abstraction has has 69 places, 65 transitions, 164 flow [2022-11-23 02:44:01,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2022-11-23 02:44:01,033 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:01,033 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:44:01,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 02:44:01,034 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2022-11-23 02:44:01,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:01,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1755185616, now seen corresponding path program 1 times [2022-11-23 02:44:01,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:01,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328465603] [2022-11-23 02:44:01,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:01,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:44:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:44:01,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:44:01,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328465603] [2022-11-23 02:44:01,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328465603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:44:01,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:44:01,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:44:01,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663540810] [2022-11-23 02:44:01,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:44:01,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:44:01,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:44:01,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:44:01,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:44:01,266 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 291 [2022-11-23 02:44:01,267 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 65 transitions, 164 flow. Second operand has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 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) [2022-11-23 02:44:01,268 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:44:01,268 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 291 [2022-11-23 02:44:01,268 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:44:04,430 INFO L130 PetriNetUnfolder]: 15853/26102 cut-off events. [2022-11-23 02:44:04,431 INFO L131 PetriNetUnfolder]: For 3651/4077 co-relation queries the response was YES. [2022-11-23 02:44:04,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52919 conditions, 26102 events. 15853/26102 cut-off events. For 3651/4077 co-relation queries the response was YES. Maximal size of possible extension queue 1074. Compared 206144 event pairs, 5474 based on Foata normal form. 6/23666 useless extension candidates. Maximal degree in co-relation 52913. Up to 11498 conditions per place. [2022-11-23 02:44:04,632 INFO L137 encePairwiseOnDemand]: 283/291 looper letters, 73 selfloop transitions, 9 changer transitions 0/103 dead transitions. [2022-11-23 02:44:04,633 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 103 transitions, 430 flow [2022-11-23 02:44:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:44:04,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-23 02:44:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 430 transitions. [2022-11-23 02:44:04,750 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4925544100801833 [2022-11-23 02:44:04,750 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 430 transitions. [2022-11-23 02:44:04,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 430 transitions. [2022-11-23 02:44:04,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:44:04,751 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 430 transitions. [2022-11-23 02:44:04,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 143.33333333333334) internal successors, (430), 3 states have internal predecessors, (430), 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) [2022-11-23 02:44:04,755 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:04,756 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:04,757 INFO L175 Difference]: Start difference. First operand has 69 places, 65 transitions, 164 flow. Second operand 3 states and 430 transitions. [2022-11-23 02:44:04,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 103 transitions, 430 flow [2022-11-23 02:44:04,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 103 transitions, 420 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-23 02:44:04,781 INFO L231 Difference]: Finished difference. Result has 72 places, 74 transitions, 249 flow [2022-11-23 02:44:04,782 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=291, PETRI_DIFFERENCE_MINUEND_FLOW=159, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=249, PETRI_PLACES=72, PETRI_TRANSITIONS=74} [2022-11-23 02:44:04,785 INFO L288 CegarLoopForPetriNet]: 86 programPoint places, -14 predicate places. [2022-11-23 02:44:04,786 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 74 transitions, 249 flow [2022-11-23 02:44:04,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 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) [2022-11-23 02:44:04,787 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:04,787 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:44:04,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 02:44:04,788 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2022-11-23 02:44:04,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:04,789 INFO L85 PathProgramCache]: Analyzing trace with hash 671911420, now seen corresponding path program 1 times [2022-11-23 02:44:04,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:04,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541216914] [2022-11-23 02:44:04,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:04,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:44:04,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:44:04,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:44:04,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541216914] [2022-11-23 02:44:04,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541216914] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:44:04,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:44:04,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:44:04,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908980579] [2022-11-23 02:44:04,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:44:04,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:44:04,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:44:04,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:44:04,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:44:04,899 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 291 [2022-11-23 02:44:04,900 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 74 transitions, 249 flow. Second operand has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:44:04,900 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:44:04,901 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 291 [2022-11-23 02:44:04,901 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:44:07,071 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, 25#L729-4true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,071 INFO L383 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2022-11-23 02:44:07,071 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-11-23 02:44:07,072 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-11-23 02:44:07,072 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-11-23 02:44:07,308 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,308 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-11-23 02:44:07,308 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,309 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,309 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,333 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 25#L729-4true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,334 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-11-23 02:44:07,334 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,334 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,335 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,338 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, 25#L729-4true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:07,339 INFO L383 tUnfolder$Statistics]: this new event has 27 ancestors and is cut-off event [2022-11-23 02:44:07,339 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,339 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,340 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-11-23 02:44:07,502 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 25#L729-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 127#L740-3true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,502 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-11-23 02:44:07,502 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,503 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,503 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,549 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,550 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-11-23 02:44:07,550 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,550 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,550 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,586 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 103#L729-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:07,587 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-11-23 02:44:07,587 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,587 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,587 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,589 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:07,589 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-11-23 02:44:07,590 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,590 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,590 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,606 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 25#L729-4true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:07,607 INFO L383 tUnfolder$Statistics]: this new event has 28 ancestors and is cut-off event [2022-11-23 02:44:07,607 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,607 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:07,607 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-11-23 02:44:08,033 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,034 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,034 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,034 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,034 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,044 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 25#L729-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,044 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,045 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,045 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,045 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,069 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 103#L729-7true, 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,070 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,070 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,070 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,070 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,071 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,071 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,071 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,071 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,071 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,087 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,087 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,087 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,088 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,088 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,089 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 103#L729-7true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:08,089 INFO L383 tUnfolder$Statistics]: this new event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,089 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,090 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,090 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-11-23 02:44:08,171 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 103#L729-7true, 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,171 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,171 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,171 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,171 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,172 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 32#L729-6true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,172 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,172 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,172 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,172 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,201 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 131#L738-2true, 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,201 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,201 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,201 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,201 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,202 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, 103#L729-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,202 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,202 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,202 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,203 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,219 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, 42#L730-2true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,219 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,219 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,219 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,219 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,220 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:08,220 INFO L383 tUnfolder$Statistics]: this new event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,220 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,220 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,220 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-11-23 02:44:08,519 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,519 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,520 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,520 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,520 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,521 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 103#L729-7true, 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,521 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,522 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,522 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,522 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,547 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 42#L730-2true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,547 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,547 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,547 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,547 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,548 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,548 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,548 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,548 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,548 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,562 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, 42#L730-2true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:08,562 INFO L383 tUnfolder$Statistics]: this new event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,562 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,562 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,562 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-11-23 02:44:08,615 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 42#L730-2true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, 127#L740-3true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,615 INFO L383 tUnfolder$Statistics]: this new event has 32 ancestors and is cut-off event [2022-11-23 02:44:08,615 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,616 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,616 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,616 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][55], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 7#L729-8true, 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,616 INFO L383 tUnfolder$Statistics]: this new event has 32 ancestors and is cut-off event [2022-11-23 02:44:08,617 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,617 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,617 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,647 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 42#L730-2true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,647 INFO L383 tUnfolder$Statistics]: this new event has 32 ancestors and is cut-off event [2022-11-23 02:44:08,648 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,648 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,648 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,662 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 56#L731-2true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,663 INFO L383 tUnfolder$Statistics]: this new event has 32 ancestors and is cut-off event [2022-11-23 02:44:08,663 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,663 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,663 INFO L386 tUnfolder$Statistics]: existing Event has 27 ancestors and is cut-off event [2022-11-23 02:44:08,713 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, 42#L730-2true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 127#L740-3true, thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:08,713 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2022-11-23 02:44:08,714 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,714 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,714 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,733 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 56#L731-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,733 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2022-11-23 02:44:08,733 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,733 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,734 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,743 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 56#L731-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,743 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 97#L713-2true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 150#thr1EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,744 INFO L383 tUnfolder$Statistics]: this new event has 33 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,744 INFO L386 tUnfolder$Statistics]: existing Event has 28 ancestors and is cut-off event [2022-11-23 02:44:08,767 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 56#L731-2true, 97#L713-2true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,767 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-11-23 02:44:08,767 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,768 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,768 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,776 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 56#L731-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,776 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-11-23 02:44:08,776 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,776 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,777 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,777 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 97#L713-2true, 150#thr1EXITtrue, thr1Thread1of1ForFork0InUse]) [2022-11-23 02:44:08,777 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-11-23 02:44:08,777 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,777 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,777 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,782 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, 24#L740-4true, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse, 150#thr1EXITtrue]) [2022-11-23 02:44:08,782 INFO L383 tUnfolder$Statistics]: this new event has 34 ancestors and is cut-off event [2022-11-23 02:44:08,782 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,782 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,782 INFO L386 tUnfolder$Statistics]: existing Event has 29 ancestors and is cut-off event [2022-11-23 02:44:08,894 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 56#L731-2true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue]) [2022-11-23 02:44:08,894 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-11-23 02:44:08,895 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,895 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,895 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,896 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 97#L713-2true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 150#thr1EXITtrue]) [2022-11-23 02:44:08,896 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-11-23 02:44:08,896 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,896 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,896 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,913 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 131#L738-2true, 64#L723-7true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), 23#thr3EXITtrue, thr1Thread1of1ForFork0InUse, 150#thr1EXITtrue]) [2022-11-23 02:44:08,913 INFO L383 tUnfolder$Statistics]: this new event has 35 ancestors and is cut-off event [2022-11-23 02:44:08,913 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,913 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,914 INFO L386 tUnfolder$Statistics]: existing Event has 30 ancestors and is cut-off event [2022-11-23 02:44:08,928 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([701] L723-6-->L723-7: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [thr3Thread1of1ForFork1InUse, Black: 173#true, thr2Thread1of1ForFork2InUse, 179#true, 165#true, 175#(= |#race~g0~0| 0), 64#L723-7true, 127#L740-3true, Black: 170#(= |thr1Thread1of1ForFork0_#t~nondet11#1| |#race~g0~0|), thr1Thread1of1ForFork0InUse, 23#thr3EXITtrue, 150#thr1EXITtrue]) [2022-11-23 02:44:08,928 INFO L383 tUnfolder$Statistics]: this new event has 36 ancestors and is cut-off event [2022-11-23 02:44:08,928 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,928 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,929 INFO L386 tUnfolder$Statistics]: existing Event has 31 ancestors and is cut-off event [2022-11-23 02:44:08,946 INFO L130 PetriNetUnfolder]: 20993/33816 cut-off events. [2022-11-23 02:44:08,946 INFO L131 PetriNetUnfolder]: For 7052/8985 co-relation queries the response was YES. [2022-11-23 02:44:09,013 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69593 conditions, 33816 events. 20993/33816 cut-off events. For 7052/8985 co-relation queries the response was YES. Maximal size of possible extension queue 1422. Compared 272252 event pairs, 12421 based on Foata normal form. 397/31079 useless extension candidates. Maximal degree in co-relation 69586. Up to 23957 conditions per place. [2022-11-23 02:44:09,214 INFO L137 encePairwiseOnDemand]: 284/291 looper letters, 63 selfloop transitions, 6 changer transitions 0/102 dead transitions. [2022-11-23 02:44:09,214 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 102 transitions, 458 flow [2022-11-23 02:44:09,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:44:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-23 02:44:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 419 transitions. [2022-11-23 02:44:09,218 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.47995418098510884 [2022-11-23 02:44:09,218 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 419 transitions. [2022-11-23 02:44:09,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 419 transitions. [2022-11-23 02:44:09,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:44:09,219 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 419 transitions. [2022-11-23 02:44:09,221 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 139.66666666666666) internal successors, (419), 3 states have internal predecessors, (419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:44:09,223 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:09,224 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 291.0) internal successors, (1164), 4 states have internal predecessors, (1164), 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) [2022-11-23 02:44:09,225 INFO L175 Difference]: Start difference. First operand has 72 places, 74 transitions, 249 flow. Second operand 3 states and 419 transitions. [2022-11-23 02:44:09,225 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 102 transitions, 458 flow [2022-11-23 02:44:09,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 102 transitions, 438 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-23 02:44:09,264 INFO L231 Difference]: Finished difference. Result has 74 places, 79 transitions, 277 flow [2022-11-23 02:44:09,264 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=291, PETRI_DIFFERENCE_MINUEND_FLOW=231, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=277, PETRI_PLACES=74, PETRI_TRANSITIONS=79} [2022-11-23 02:44:09,266 INFO L288 CegarLoopForPetriNet]: 86 programPoint places, -12 predicate places. [2022-11-23 02:44:09,266 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 79 transitions, 277 flow [2022-11-23 02:44:09,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 02:44:09,267 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:09,267 INFO L209 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:44:09,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 02:44:09,268 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2022-11-23 02:44:09,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:09,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1189693661, now seen corresponding path program 1 times [2022-11-23 02:44:09,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:09,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170133523] [2022-11-23 02:44:09,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:09,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:44:09,321 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 02:44:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 02:44:09,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 02:44:09,375 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 02:44:09,376 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 59 remaining) [2022-11-23 02:44:09,379 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2022-11-23 02:44:09,379 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2022-11-23 02:44:09,379 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2022-11-23 02:44:09,380 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2022-11-23 02:44:09,380 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2022-11-23 02:44:09,380 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2022-11-23 02:44:09,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2022-11-23 02:44:09,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2022-11-23 02:44:09,381 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2022-11-23 02:44:09,382 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2022-11-23 02:44:09,382 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2022-11-23 02:44:09,383 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2022-11-23 02:44:09,389 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2022-11-23 02:44:09,389 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2022-11-23 02:44:09,390 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2022-11-23 02:44:09,390 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2022-11-23 02:44:09,390 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2022-11-23 02:44:09,392 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2022-11-23 02:44:09,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2022-11-23 02:44:09,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2022-11-23 02:44:09,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2022-11-23 02:44:09,393 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2022-11-23 02:44:09,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2022-11-23 02:44:09,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2022-11-23 02:44:09,394 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2022-11-23 02:44:09,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2022-11-23 02:44:09,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2022-11-23 02:44:09,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2022-11-23 02:44:09,395 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 59 remaining) [2022-11-23 02:44:09,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 59 remaining) [2022-11-23 02:44:09,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2022-11-23 02:44:09,396 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2022-11-23 02:44:09,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2022-11-23 02:44:09,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2022-11-23 02:44:09,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (23 of 59 remaining) [2022-11-23 02:44:09,397 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (22 of 59 remaining) [2022-11-23 02:44:09,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2022-11-23 02:44:09,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2022-11-23 02:44:09,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2022-11-23 02:44:09,398 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2022-11-23 02:44:09,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2022-11-23 02:44:09,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2022-11-23 02:44:09,399 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2022-11-23 02:44:09,400 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2022-11-23 02:44:09,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2022-11-23 02:44:09,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2022-11-23 02:44:09,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2022-11-23 02:44:09,408 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2022-11-23 02:44:09,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2022-11-23 02:44:09,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2022-11-23 02:44:09,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2022-11-23 02:44:09,409 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2022-11-23 02:44:09,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2022-11-23 02:44:09,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2022-11-23 02:44:09,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2022-11-23 02:44:09,410 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2022-11-23 02:44:09,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2022-11-23 02:44:09,412 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2022-11-23 02:44:09,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 02:44:09,413 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-23 02:44:09,416 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-11-23 02:44:09,416 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-11-23 02:44:09,510 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-23 02:44:09,525 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 278 places, 278 transitions, 592 flow [2022-11-23 02:44:09,597 INFO L130 PetriNetUnfolder]: 14/249 cut-off events. [2022-11-23 02:44:09,598 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 02:44:09,600 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 249 events. 14/249 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 826 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 260. Up to 6 conditions per place. [2022-11-23 02:44:09,601 INFO L82 GeneralOperation]: Start removeDead. Operand has 278 places, 278 transitions, 592 flow [2022-11-23 02:44:09,610 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 224 places, 225 transitions, 468 flow [2022-11-23 02:44:09,610 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 02:44:09,611 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 224 places, 225 transitions, 468 flow [2022-11-23 02:44:09,616 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 224 places, 225 transitions, 468 flow [2022-11-23 02:44:09,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 224 places, 225 transitions, 468 flow [2022-11-23 02:44:09,677 INFO L130 PetriNetUnfolder]: 14/249 cut-off events. [2022-11-23 02:44:09,678 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-23 02:44:09,680 INFO L83 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 249 events. 14/249 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 838 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 236. Up to 6 conditions per place. [2022-11-23 02:44:09,698 INFO L119 LiptonReduction]: Number of co-enabled transitions 28236 [2022-11-23 02:44:13,730 INFO L134 LiptonReduction]: Checked pairs total: 165275 [2022-11-23 02:44:13,731 INFO L136 LiptonReduction]: Total number of compositions: 147 [2022-11-23 02:44:13,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:44:13,740 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;@771141f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:44:13,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 87 error locations. [2022-11-23 02:44:13,744 INFO L130 PetriNetUnfolder]: 0/2 cut-off events. [2022-11-23 02:44:13,744 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-23 02:44:13,744 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:13,745 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2022-11-23 02:44:13,745 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-23 02:44:13,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:13,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1478237, now seen corresponding path program 1 times [2022-11-23 02:44:13,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:13,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454511441] [2022-11-23 02:44:13,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:13,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:44:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:44:13,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:44:13,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454511441] [2022-11-23 02:44:13,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454511441] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:44:13,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:44:13,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-23 02:44:13,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093571041] [2022-11-23 02:44:13,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:44:13,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 02:44:13,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:44:13,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 02:44:13,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 02:44:13,793 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 210 out of 425 [2022-11-23 02:44:13,793 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 128 transitions, 274 flow. Second operand has 2 states, 2 states have (on average 211.5) internal successors, (423), 2 states have internal predecessors, (423), 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) [2022-11-23 02:44:13,794 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:44:13,794 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 210 of 425 [2022-11-23 02:44:13,794 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:44:22,380 INFO L130 PetriNetUnfolder]: 51265/83852 cut-off events. [2022-11-23 02:44:22,381 INFO L131 PetriNetUnfolder]: For 1595/1595 co-relation queries the response was YES. [2022-11-23 02:44:22,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 151792 conditions, 83852 events. 51265/83852 cut-off events. For 1595/1595 co-relation queries the response was YES. Maximal size of possible extension queue 4101. Compared 808736 event pairs, 42778 based on Foata normal form. 0/74393 useless extension candidates. Maximal degree in co-relation 151780. Up to 66052 conditions per place. [2022-11-23 02:44:23,321 INFO L137 encePairwiseOnDemand]: 398/425 looper letters, 52 selfloop transitions, 0 changer transitions 0/101 dead transitions. [2022-11-23 02:44:23,321 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 101 transitions, 324 flow [2022-11-23 02:44:23,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 02:44:23,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-23 02:44:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 499 transitions. [2022-11-23 02:44:23,332 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5870588235294117 [2022-11-23 02:44:23,332 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 499 transitions. [2022-11-23 02:44:23,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 499 transitions. [2022-11-23 02:44:23,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:44:23,333 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 499 transitions. [2022-11-23 02:44:23,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 249.5) internal successors, (499), 2 states have internal predecessors, (499), 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) [2022-11-23 02:44:23,343 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 425.0) internal successors, (1275), 3 states have internal predecessors, (1275), 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) [2022-11-23 02:44:23,344 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 425.0) internal successors, (1275), 3 states have internal predecessors, (1275), 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) [2022-11-23 02:44:23,344 INFO L175 Difference]: Start difference. First operand has 133 places, 128 transitions, 274 flow. Second operand 2 states and 499 transitions. [2022-11-23 02:44:23,344 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 101 transitions, 324 flow [2022-11-23 02:44:23,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 101 transitions, 320 flow, removed 1 selfloop flow, removed 2 redundant places. [2022-11-23 02:44:23,354 INFO L231 Difference]: Finished difference. Result has 106 places, 101 transitions, 216 flow [2022-11-23 02:44:23,355 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=425, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=101, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=216, PETRI_PLACES=106, PETRI_TRANSITIONS=101} [2022-11-23 02:44:23,361 INFO L288 CegarLoopForPetriNet]: 133 programPoint places, -27 predicate places. [2022-11-23 02:44:23,361 INFO L495 AbstractCegarLoop]: Abstraction has has 106 places, 101 transitions, 216 flow [2022-11-23 02:44:23,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 211.5) internal successors, (423), 2 states have internal predecessors, (423), 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) [2022-11-23 02:44:23,362 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:23,362 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-23 02:44:23,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 02:44:23,363 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-23 02:44:23,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:23,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1089857260, now seen corresponding path program 1 times [2022-11-23 02:44:23,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:23,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664306856] [2022-11-23 02:44:23,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:23,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:44:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:44:23,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:44:23,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664306856] [2022-11-23 02:44:23,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664306856] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:44:23,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:44:23,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:44:23,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724094575] [2022-11-23 02:44:23,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:44:23,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:44:23,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:44:23,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:44:23,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:44:23,459 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 425 [2022-11-23 02:44:23,460 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 101 transitions, 216 flow. Second operand has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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) [2022-11-23 02:44:23,461 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:44:23,461 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 425 [2022-11-23 02:44:23,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-23 02:44:39,348 INFO L130 PetriNetUnfolder]: 107299/168607 cut-off events. [2022-11-23 02:44:39,348 INFO L131 PetriNetUnfolder]: For 2824/2824 co-relation queries the response was YES. [2022-11-23 02:44:39,672 INFO L83 FinitePrefix]: Finished finitePrefix Result has 309832 conditions, 168607 events. 107299/168607 cut-off events. For 2824/2824 co-relation queries the response was YES. Maximal size of possible extension queue 7638. Compared 1639918 event pairs, 73901 based on Foata normal form. 0/148078 useless extension candidates. Maximal degree in co-relation 309827. Up to 117817 conditions per place. [2022-11-23 02:44:40,531 INFO L137 encePairwiseOnDemand]: 416/425 looper letters, 93 selfloop transitions, 8 changer transitions 0/146 dead transitions. [2022-11-23 02:44:40,531 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 146 transitions, 518 flow [2022-11-23 02:44:40,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:44:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-23 02:44:40,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 696 transitions. [2022-11-23 02:44:40,535 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5458823529411765 [2022-11-23 02:44:40,535 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 696 transitions. [2022-11-23 02:44:40,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 696 transitions. [2022-11-23 02:44:40,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 02:44:40,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 696 transitions. [2022-11-23 02:44:40,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 232.0) internal successors, (696), 3 states have internal predecessors, (696), 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) [2022-11-23 02:44:40,543 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 425.0) internal successors, (1700), 4 states have internal predecessors, (1700), 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) [2022-11-23 02:44:40,545 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 425.0) internal successors, (1700), 4 states have internal predecessors, (1700), 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) [2022-11-23 02:44:40,545 INFO L175 Difference]: Start difference. First operand has 106 places, 101 transitions, 216 flow. Second operand 3 states and 696 transitions. [2022-11-23 02:44:40,545 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 146 transitions, 518 flow [2022-11-23 02:44:40,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 146 transitions, 518 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-23 02:44:40,549 INFO L231 Difference]: Finished difference. Result has 110 places, 108 transitions, 278 flow [2022-11-23 02:44:40,549 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=425, PETRI_DIFFERENCE_MINUEND_FLOW=216, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=278, PETRI_PLACES=110, PETRI_TRANSITIONS=108} [2022-11-23 02:44:40,550 INFO L288 CegarLoopForPetriNet]: 133 programPoint places, -23 predicate places. [2022-11-23 02:44:40,550 INFO L495 AbstractCegarLoop]: Abstraction has has 110 places, 108 transitions, 278 flow [2022-11-23 02:44:40,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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) [2022-11-23 02:44:40,551 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-23 02:44:40,552 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:44:40,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 02:44:40,552 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2022-11-23 02:44:40,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:44:40,553 INFO L85 PathProgramCache]: Analyzing trace with hash 730234727, now seen corresponding path program 1 times [2022-11-23 02:44:40,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:44:40,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065857344] [2022-11-23 02:44:40,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:44:40,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:44:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:44:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 02:44:40,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:44:40,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065857344] [2022-11-23 02:44:40,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065857344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:44:40,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:44:40,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 02:44:40,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041484374] [2022-11-23 02:44:40,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:44:40,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:44:40,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:44:40,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:44:40,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 02:44:40,657 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 425 [2022-11-23 02:44:40,659 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 108 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 196.33333333333334) internal successors, (589), 3 states have internal predecessors, (589), 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) [2022-11-23 02:44:40,659 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-23 02:44:40,659 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 425 [2022-11-23 02:44:40,659 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand