./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 4e22d32b1cfbf3e9c404c8b522b2227f299322fc3bbc332086f88ee02736e6fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:06:44,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:06:44,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-21 22:06:44,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:06:44,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:06:44,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:06:44,925 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:06:44,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:06:44,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:06:44,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:06:44,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:06:44,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:06:44,929 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:06:44,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:06:44,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:06:44,931 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:06:44,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:06:44,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:06:44,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:06:44,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:06:44,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:06:44,934 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:06:44,935 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 22:06:44,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:06:44,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:06:44,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:06:44,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:06:44,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:06:44,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:06:44,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:06:44,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:44,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:06:44,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:06:44,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:06:44,940 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:06:44,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:06:44,940 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:06:44,940 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:06:44,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:06:44,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:06:44,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:06:44,942 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e22d32b1cfbf3e9c404c8b522b2227f299322fc3bbc332086f88ee02736e6fe [2023-11-21 22:06:45,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:06:45,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:06:45,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:06:45,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:06:45,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:06:45,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-3.i [2023-11-21 22:06:48,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:48,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:48,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-3.i [2023-11-21 22:06:48,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/data/b09e56fa1/1055caec70654150a87cb6a72638eeb6/FLAG3c044ee1f [2023-11-21 22:06:48,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/data/b09e56fa1/1055caec70654150a87cb6a72638eeb6 [2023-11-21 22:06:48,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:48,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:48,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:48,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:48,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:48,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:48" (1/1) ... [2023-11-21 22:06:48,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27538f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:48, skipping insertion in model container [2023-11-21 22:06:48,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:48" (1/1) ... [2023-11-21 22:06:48,731 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:49,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:49,150 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:49,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:49,246 WARN L675 CHandler]: The function pthread_detach is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:06:49,254 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:49,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49 WrapperNode [2023-11-21 22:06:49,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:49,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:49,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:49,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:49,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,307 INFO L138 Inliner]: procedures = 160, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-21 22:06:49,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:49,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:49,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:49,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:49,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,340 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:06:49,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:06:49,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:06:49,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:06:49,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (1/1) ... [2023-11-21 22:06:49,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:49,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:06:49,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:06:49,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133bc7b4-8195-434a-8223-5aea2ca0b3ac/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:06:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:06:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:06:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 22:06:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:06:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:06:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:06:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2023-11-21 22:06:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:06:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-21 22:06:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-21 22:06:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 22:06:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:06:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:06:49,437 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 22:06:49,588 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:06:49,590 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:06:49,901 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:06:49,958 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:06:49,958 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 22:06:49,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:49 BoogieIcfgContainer [2023-11-21 22:06:49,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:06:49,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:06:49,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:06:49,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:06:49,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:06:48" (1/3) ... [2023-11-21 22:06:49,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf57c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:49, skipping insertion in model container [2023-11-21 22:06:49,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:49" (2/3) ... [2023-11-21 22:06:49,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf57c57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:06:49, skipping insertion in model container [2023-11-21 22:06:49,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:49" (3/3) ... [2023-11-21 22:06:49,970 INFO L112 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-3.i [2023-11-21 22:06:49,986 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 22:06:49,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:06:49,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-21 22:06:49,996 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 22:06:50,114 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 22:06:50,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 169 places, 172 transitions, 348 flow [2023-11-21 22:06:50,246 INFO L124 PetriNetUnfolderBase]: 9/211 cut-off events. [2023-11-21 22:06:50,246 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-21 22:06:50,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 211 events. 9/211 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 391 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 117. Up to 4 conditions per place. [2023-11-21 22:06:50,254 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 172 transitions, 348 flow [2023-11-21 22:06:50,261 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 169 places, 172 transitions, 348 flow [2023-11-21 22:06:50,272 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:06:50,283 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48612c2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:06:50,288 INFO L358 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2023-11-21 22:06:50,322 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-21 22:06:50,322 INFO L124 PetriNetUnfolderBase]: 2/71 cut-off events. [2023-11-21 22:06:50,322 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-21 22:06:50,323 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:50,323 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:50,324 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:50,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:50,331 INFO L85 PathProgramCache]: Analyzing trace with hash -427668514, now seen corresponding path program 1 times [2023-11-21 22:06:50,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:50,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028734555] [2023-11-21 22:06:50,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:50,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:50,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:50,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028734555] [2023-11-21 22:06:50,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028734555] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:50,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:50,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:50,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27684437] [2023-11-21 22:06:50,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:50,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:50,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:50,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:50,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:50,786 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 172 [2023-11-21 22:06:50,790 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 172 transitions, 348 flow. Second operand has 3 states, 3 states have (on average 144.66666666666666) internal successors, (434), 3 states have internal predecessors, (434), 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) [2023-11-21 22:06:50,790 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:50,790 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 172 [2023-11-21 22:06:50,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:51,144 INFO L124 PetriNetUnfolderBase]: 162/876 cut-off events. [2023-11-21 22:06:51,144 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-21 22:06:51,153 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1206 conditions, 876 events. 162/876 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 5237 event pairs, 106 based on Foata normal form. 24/776 useless extension candidates. Maximal degree in co-relation 1098. Up to 272 conditions per place. [2023-11-21 22:06:51,159 INFO L140 encePairwiseOnDemand]: 163/172 looper letters, 34 selfloop transitions, 4 changer transitions 1/181 dead transitions. [2023-11-21 22:06:51,159 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 181 transitions, 442 flow [2023-11-21 22:06:51,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 473 transitions. [2023-11-21 22:06:51,176 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9166666666666666 [2023-11-21 22:06:51,177 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 473 transitions. [2023-11-21 22:06:51,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 473 transitions. [2023-11-21 22:06:51,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:51,183 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 473 transitions. [2023-11-21 22:06:51,187 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 157.66666666666666) internal successors, (473), 3 states have internal predecessors, (473), 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) [2023-11-21 22:06:51,193 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:51,194 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:51,196 INFO L175 Difference]: Start difference. First operand has 169 places, 172 transitions, 348 flow. Second operand 3 states and 473 transitions. [2023-11-21 22:06:51,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 181 transitions, 442 flow [2023-11-21 22:06:51,202 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 181 transitions, 442 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-21 22:06:51,207 INFO L231 Difference]: Finished difference. Result has 173 places, 170 transitions, 368 flow [2023-11-21 22:06:51,210 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=368, PETRI_PLACES=173, PETRI_TRANSITIONS=170} [2023-11-21 22:06:51,214 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 4 predicate places. [2023-11-21 22:06:51,214 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 170 transitions, 368 flow [2023-11-21 22:06:51,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.66666666666666) internal successors, (434), 3 states have internal predecessors, (434), 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) [2023-11-21 22:06:51,215 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:51,216 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:51,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:06:51,216 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:51,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:51,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1429978553, now seen corresponding path program 1 times [2023-11-21 22:06:51,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:51,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555589002] [2023-11-21 22:06:51,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:51,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:51,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:51,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555589002] [2023-11-21 22:06:51,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555589002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:51,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:51,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:51,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680948730] [2023-11-21 22:06:51,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:51,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:51,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:51,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:51,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:51,406 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 172 [2023-11-21 22:06:51,407 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 170 transitions, 368 flow. Second operand has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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) [2023-11-21 22:06:51,407 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:51,408 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 172 [2023-11-21 22:06:51,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:51,745 INFO L124 PetriNetUnfolderBase]: 222/1162 cut-off events. [2023-11-21 22:06:51,745 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-21 22:06:51,748 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1661 conditions, 1162 events. 222/1162 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 7812 event pairs, 60 based on Foata normal form. 0/1035 useless extension candidates. Maximal degree in co-relation 1550. Up to 239 conditions per place. [2023-11-21 22:06:51,756 INFO L140 encePairwiseOnDemand]: 163/172 looper letters, 40 selfloop transitions, 6 changer transitions 0/188 dead transitions. [2023-11-21 22:06:51,756 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 188 transitions, 496 flow [2023-11-21 22:06:51,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:51,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 469 transitions. [2023-11-21 22:06:51,762 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9089147286821705 [2023-11-21 22:06:51,762 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 469 transitions. [2023-11-21 22:06:51,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 469 transitions. [2023-11-21 22:06:51,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:51,763 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 469 transitions. [2023-11-21 22:06:51,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 156.33333333333334) internal successors, (469), 3 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:06:51,768 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:51,770 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:51,770 INFO L175 Difference]: Start difference. First operand has 173 places, 170 transitions, 368 flow. Second operand 3 states and 469 transitions. [2023-11-21 22:06:51,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 172 places, 188 transitions, 496 flow [2023-11-21 22:06:51,776 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 188 transitions, 488 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:06:51,780 INFO L231 Difference]: Finished difference. Result has 172 places, 172 transitions, 398 flow [2023-11-21 22:06:51,781 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=356, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=398, PETRI_PLACES=172, PETRI_TRANSITIONS=172} [2023-11-21 22:06:51,782 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 3 predicate places. [2023-11-21 22:06:51,782 INFO L495 AbstractCegarLoop]: Abstraction has has 172 places, 172 transitions, 398 flow [2023-11-21 22:06:51,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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) [2023-11-21 22:06:51,784 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:51,785 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:51,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:06:51,786 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:51,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:51,786 INFO L85 PathProgramCache]: Analyzing trace with hash -696444208, now seen corresponding path program 1 times [2023-11-21 22:06:51,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:51,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999518482] [2023-11-21 22:06:51,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:51,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:52,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:52,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999518482] [2023-11-21 22:06:52,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999518482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:52,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:52,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:06:52,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966054210] [2023-11-21 22:06:52,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:52,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:06:52,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:52,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:06:52,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:06:52,568 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 172 [2023-11-21 22:06:52,570 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 172 transitions, 398 flow. Second operand has 6 states, 6 states have (on average 141.33333333333334) internal successors, (848), 6 states have internal predecessors, (848), 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) [2023-11-21 22:06:52,570 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:52,570 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 172 [2023-11-21 22:06:52,570 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:53,040 INFO L124 PetriNetUnfolderBase]: 252/1600 cut-off events. [2023-11-21 22:06:53,041 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2023-11-21 22:06:53,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2296 conditions, 1600 events. 252/1600 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 11606 event pairs, 131 based on Foata normal form. 0/1448 useless extension candidates. Maximal degree in co-relation 2180. Up to 373 conditions per place. [2023-11-21 22:06:53,052 INFO L140 encePairwiseOnDemand]: 166/172 looper letters, 62 selfloop transitions, 5 changer transitions 0/211 dead transitions. [2023-11-21 22:06:53,052 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 211 transitions, 610 flow [2023-11-21 22:06:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:06:53,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-21 22:06:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 908 transitions. [2023-11-21 22:06:53,056 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8798449612403101 [2023-11-21 22:06:53,056 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 908 transitions. [2023-11-21 22:06:53,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 908 transitions. [2023-11-21 22:06:53,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:53,057 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 908 transitions. [2023-11-21 22:06:53,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 151.33333333333334) internal successors, (908), 6 states have internal predecessors, (908), 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) [2023-11-21 22:06:53,063 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 172.0) internal successors, (1204), 7 states have internal predecessors, (1204), 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) [2023-11-21 22:06:53,064 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 172.0) internal successors, (1204), 7 states have internal predecessors, (1204), 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) [2023-11-21 22:06:53,065 INFO L175 Difference]: Start difference. First operand has 172 places, 172 transitions, 398 flow. Second operand 6 states and 908 transitions. [2023-11-21 22:06:53,065 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 211 transitions, 610 flow [2023-11-21 22:06:53,069 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 211 transitions, 598 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:06:53,073 INFO L231 Difference]: Finished difference. Result has 174 places, 171 transitions, 394 flow [2023-11-21 22:06:53,073 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=394, PETRI_PLACES=174, PETRI_TRANSITIONS=171} [2023-11-21 22:06:53,074 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 5 predicate places. [2023-11-21 22:06:53,075 INFO L495 AbstractCegarLoop]: Abstraction has has 174 places, 171 transitions, 394 flow [2023-11-21 22:06:53,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 141.33333333333334) internal successors, (848), 6 states have internal predecessors, (848), 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) [2023-11-21 22:06:53,076 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:53,076 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:53,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 22:06:53,077 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:53,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:53,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1840765627, now seen corresponding path program 1 times [2023-11-21 22:06:53,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:53,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396946462] [2023-11-21 22:06:53,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:53,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:53,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:53,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:53,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396946462] [2023-11-21 22:06:53,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396946462] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:53,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:53,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:53,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706066828] [2023-11-21 22:06:53,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:53,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:53,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:53,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:53,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:53,157 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 172 [2023-11-21 22:06:53,158 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 171 transitions, 394 flow. Second operand has 3 states, 3 states have (on average 144.0) internal successors, (432), 3 states have internal predecessors, (432), 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) [2023-11-21 22:06:53,158 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:53,158 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 172 [2023-11-21 22:06:53,158 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:53,381 INFO L124 PetriNetUnfolderBase]: 244/1199 cut-off events. [2023-11-21 22:06:53,381 INFO L125 PetriNetUnfolderBase]: For 92/95 co-relation queries the response was YES. [2023-11-21 22:06:53,384 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1829 conditions, 1199 events. 244/1199 cut-off events. For 92/95 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 7966 event pairs, 131 based on Foata normal form. 2/1081 useless extension candidates. Maximal degree in co-relation 1717. Up to 426 conditions per place. [2023-11-21 22:06:53,391 INFO L140 encePairwiseOnDemand]: 167/172 looper letters, 34 selfloop transitions, 5 changer transitions 0/181 dead transitions. [2023-11-21 22:06:53,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 181 transitions, 496 flow [2023-11-21 22:06:53,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:53,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 462 transitions. [2023-11-21 22:06:53,393 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8953488372093024 [2023-11-21 22:06:53,393 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 462 transitions. [2023-11-21 22:06:53,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 462 transitions. [2023-11-21 22:06:53,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:53,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 462 transitions. [2023-11-21 22:06:53,396 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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) [2023-11-21 22:06:53,397 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:53,398 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:53,398 INFO L175 Difference]: Start difference. First operand has 174 places, 171 transitions, 394 flow. Second operand 3 states and 462 transitions. [2023-11-21 22:06:53,398 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 181 transitions, 496 flow [2023-11-21 22:06:53,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 181 transitions, 486 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-21 22:06:53,405 INFO L231 Difference]: Finished difference. Result has 173 places, 175 transitions, 426 flow [2023-11-21 22:06:53,406 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=426, PETRI_PLACES=173, PETRI_TRANSITIONS=175} [2023-11-21 22:06:53,408 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 4 predicate places. [2023-11-21 22:06:53,408 INFO L495 AbstractCegarLoop]: Abstraction has has 173 places, 175 transitions, 426 flow [2023-11-21 22:06:53,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.0) internal successors, (432), 3 states have internal predecessors, (432), 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) [2023-11-21 22:06:53,409 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:53,409 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:53,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 22:06:53,409 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:53,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:53,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1967912984, now seen corresponding path program 1 times [2023-11-21 22:06:53,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:53,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192408622] [2023-11-21 22:06:53,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:53,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:53,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:53,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:53,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192408622] [2023-11-21 22:06:53,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192408622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:53,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:53,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:53,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257554441] [2023-11-21 22:06:53,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:53,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:53,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:53,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:53,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:53,504 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 172 [2023-11-21 22:06:53,506 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 175 transitions, 426 flow. Second operand has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2023-11-21 22:06:53,508 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:53,509 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 172 [2023-11-21 22:06:53,510 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:53,770 INFO L124 PetriNetUnfolderBase]: 265/1416 cut-off events. [2023-11-21 22:06:53,770 INFO L125 PetriNetUnfolderBase]: For 74/79 co-relation queries the response was YES. [2023-11-21 22:06:53,775 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2133 conditions, 1416 events. 265/1416 cut-off events. For 74/79 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 9534 event pairs, 116 based on Foata normal form. 2/1264 useless extension candidates. Maximal degree in co-relation 2019. Up to 379 conditions per place. [2023-11-21 22:06:53,781 INFO L140 encePairwiseOnDemand]: 168/172 looper letters, 29 selfloop transitions, 3 changer transitions 1/187 dead transitions. [2023-11-21 22:06:53,781 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 187 transitions, 516 flow [2023-11-21 22:06:53,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 475 transitions. [2023-11-21 22:06:53,789 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9205426356589147 [2023-11-21 22:06:53,789 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 475 transitions. [2023-11-21 22:06:53,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 475 transitions. [2023-11-21 22:06:53,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:53,790 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 475 transitions. [2023-11-21 22:06:53,791 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 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) [2023-11-21 22:06:53,793 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:53,793 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:53,793 INFO L175 Difference]: Start difference. First operand has 173 places, 175 transitions, 426 flow. Second operand 3 states and 475 transitions. [2023-11-21 22:06:53,794 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 187 transitions, 516 flow [2023-11-21 22:06:53,798 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 187 transitions, 506 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:06:53,801 INFO L231 Difference]: Finished difference. Result has 175 places, 177 transitions, 438 flow [2023-11-21 22:06:53,801 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=438, PETRI_PLACES=175, PETRI_TRANSITIONS=177} [2023-11-21 22:06:53,804 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 6 predicate places. [2023-11-21 22:06:53,804 INFO L495 AbstractCegarLoop]: Abstraction has has 175 places, 177 transitions, 438 flow [2023-11-21 22:06:53,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2023-11-21 22:06:53,805 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:53,805 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:53,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-21 22:06:53,805 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:53,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:53,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1072502581, now seen corresponding path program 1 times [2023-11-21 22:06:53,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:53,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348695148] [2023-11-21 22:06:53,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:53,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:53,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:53,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348695148] [2023-11-21 22:06:53,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348695148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:53,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:53,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:53,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722077372] [2023-11-21 22:06:53,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:53,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:53,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:53,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:53,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:53,876 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 172 [2023-11-21 22:06:53,877 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 177 transitions, 438 flow. Second operand has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2023-11-21 22:06:53,877 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:53,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 172 [2023-11-21 22:06:53,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:54,196 INFO L124 PetriNetUnfolderBase]: 316/1739 cut-off events. [2023-11-21 22:06:54,196 INFO L125 PetriNetUnfolderBase]: For 150/155 co-relation queries the response was YES. [2023-11-21 22:06:54,201 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2744 conditions, 1739 events. 316/1739 cut-off events. For 150/155 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 12956 event pairs, 42 based on Foata normal form. 2/1599 useless extension candidates. Maximal degree in co-relation 2627. Up to 340 conditions per place. [2023-11-21 22:06:54,208 INFO L140 encePairwiseOnDemand]: 168/172 looper letters, 35 selfloop transitions, 4 changer transitions 0/194 dead transitions. [2023-11-21 22:06:54,208 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 194 transitions, 556 flow [2023-11-21 22:06:54,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 479 transitions. [2023-11-21 22:06:54,211 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9282945736434108 [2023-11-21 22:06:54,211 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 479 transitions. [2023-11-21 22:06:54,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 479 transitions. [2023-11-21 22:06:54,211 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:54,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 479 transitions. [2023-11-21 22:06:54,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 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) [2023-11-21 22:06:54,216 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:54,216 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 172.0) internal successors, (688), 4 states have internal predecessors, (688), 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) [2023-11-21 22:06:54,216 INFO L175 Difference]: Start difference. First operand has 175 places, 177 transitions, 438 flow. Second operand 3 states and 479 transitions. [2023-11-21 22:06:54,216 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 194 transitions, 556 flow [2023-11-21 22:06:54,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 194 transitions, 550 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:06:54,224 INFO L231 Difference]: Finished difference. Result has 177 places, 181 transitions, 472 flow [2023-11-21 22:06:54,224 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=172, PETRI_DIFFERENCE_MINUEND_FLOW=432, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=173, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=472, PETRI_PLACES=177, PETRI_TRANSITIONS=181} [2023-11-21 22:06:54,227 INFO L281 CegarLoopForPetriNet]: 169 programPoint places, 8 predicate places. [2023-11-21 22:06:54,227 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 181 transitions, 472 flow [2023-11-21 22:06:54,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 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) [2023-11-21 22:06:54,228 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:54,229 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:54,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-21 22:06:54,230 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2023-11-21 22:06:54,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:54,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1098247964, now seen corresponding path program 1 times [2023-11-21 22:06:54,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:54,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829277318] [2023-11-21 22:06:54,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:54,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:54,267 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:06:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:06:54,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:06:54,329 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:06:54,330 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2023-11-21 22:06:54,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (15 of 17 remaining) [2023-11-21 22:06:54,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (14 of 17 remaining) [2023-11-21 22:06:54,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (13 of 17 remaining) [2023-11-21 22:06:54,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 17 remaining) [2023-11-21 22:06:54,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (11 of 17 remaining) [2023-11-21 22:06:54,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (10 of 17 remaining) [2023-11-21 22:06:54,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (9 of 17 remaining) [2023-11-21 22:06:54,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (8 of 17 remaining) [2023-11-21 22:06:54,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (7 of 17 remaining) [2023-11-21 22:06:54,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (6 of 17 remaining) [2023-11-21 22:06:54,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 17 remaining) [2023-11-21 22:06:54,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (4 of 17 remaining) [2023-11-21 22:06:54,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (3 of 17 remaining) [2023-11-21 22:06:54,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (2 of 17 remaining) [2023-11-21 22:06:54,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (1 of 17 remaining) [2023-11-21 22:06:54,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (0 of 17 remaining) [2023-11-21 22:06:54,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-21 22:06:54,339 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:54,342 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-21 22:06:54,342 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-21 22:06:54,397 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 22:06:54,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 233 transitions, 476 flow [2023-11-21 22:06:54,462 INFO L124 PetriNetUnfolderBase]: 14/329 cut-off events. [2023-11-21 22:06:54,462 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-21 22:06:54,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 337 conditions, 329 events. 14/329 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 817 event pairs, 0 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 212. Up to 6 conditions per place. [2023-11-21 22:06:54,466 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 233 transitions, 476 flow [2023-11-21 22:06:54,472 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 230 places, 233 transitions, 476 flow [2023-11-21 22:06:54,474 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:06:54,475 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48612c2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:06:54,475 INFO L358 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2023-11-21 22:06:54,482 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-21 22:06:54,482 INFO L124 PetriNetUnfolderBase]: 2/71 cut-off events. [2023-11-21 22:06:54,482 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-21 22:06:54,482 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:54,483 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:54,483 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:06:54,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:54,483 INFO L85 PathProgramCache]: Analyzing trace with hash -73415641, now seen corresponding path program 1 times [2023-11-21 22:06:54,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:54,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482662051] [2023-11-21 22:06:54,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:54,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:54,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:54,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482662051] [2023-11-21 22:06:54,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482662051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:54,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:54,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:54,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36470935] [2023-11-21 22:06:54,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:54,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:54,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:54,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:54,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:54,550 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 233 [2023-11-21 22:06:54,551 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 233 transitions, 476 flow. Second operand has 3 states, 3 states have (on average 192.66666666666666) internal successors, (578), 3 states have internal predecessors, (578), 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) [2023-11-21 22:06:54,551 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:54,551 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 233 [2023-11-21 22:06:54,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:06:57,363 INFO L124 PetriNetUnfolderBase]: 4070/13874 cut-off events. [2023-11-21 22:06:57,364 INFO L125 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2023-11-21 22:06:57,425 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20109 conditions, 13874 events. 4070/13874 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 456. Compared 157664 event pairs, 3062 based on Foata normal form. 303/12581 useless extension candidates. Maximal degree in co-relation 18843. Up to 5244 conditions per place. [2023-11-21 22:06:57,520 INFO L140 encePairwiseOnDemand]: 222/233 looper letters, 56 selfloop transitions, 5 changer transitions 1/252 dead transitions. [2023-11-21 22:06:57,520 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 252 transitions, 636 flow [2023-11-21 22:06:57,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:06:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:06:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 642 transitions. [2023-11-21 22:06:57,524 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9184549356223176 [2023-11-21 22:06:57,524 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 642 transitions. [2023-11-21 22:06:57,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 642 transitions. [2023-11-21 22:06:57,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:06:57,525 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 642 transitions. [2023-11-21 22:06:57,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2023-11-21 22:06:57,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:06:57,530 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:06:57,531 INFO L175 Difference]: Start difference. First operand has 230 places, 233 transitions, 476 flow. Second operand 3 states and 642 transitions. [2023-11-21 22:06:57,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 252 transitions, 636 flow [2023-11-21 22:06:57,537 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 232 places, 252 transitions, 636 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-21 22:06:57,543 INFO L231 Difference]: Finished difference. Result has 234 places, 231 transitions, 502 flow [2023-11-21 22:06:57,543 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=502, PETRI_PLACES=234, PETRI_TRANSITIONS=231} [2023-11-21 22:06:57,546 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 4 predicate places. [2023-11-21 22:06:57,546 INFO L495 AbstractCegarLoop]: Abstraction has has 234 places, 231 transitions, 502 flow [2023-11-21 22:06:57,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 192.66666666666666) internal successors, (578), 3 states have internal predecessors, (578), 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) [2023-11-21 22:06:57,547 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:06:57,547 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:06:57,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-21 22:06:57,547 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:06:57,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:06:57,548 INFO L85 PathProgramCache]: Analyzing trace with hash -334315043, now seen corresponding path program 1 times [2023-11-21 22:06:57,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:06:57,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327394841] [2023-11-21 22:06:57,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:06:57,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:06:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:06:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:06:57,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:06:57,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327394841] [2023-11-21 22:06:57,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327394841] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:06:57,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:06:57,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:06:57,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34991475] [2023-11-21 22:06:57,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:06:57,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:06:57,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:06:57,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:06:57,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:06:57,650 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 233 [2023-11-21 22:06:57,652 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 234 places, 231 transitions, 502 flow. Second operand has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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) [2023-11-21 22:06:57,652 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:06:57,652 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 233 [2023-11-21 22:06:57,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:03,298 INFO L124 PetriNetUnfolderBase]: 11733/33501 cut-off events. [2023-11-21 22:07:03,298 INFO L125 PetriNetUnfolderBase]: For 143/147 co-relation queries the response was YES. [2023-11-21 22:07:03,404 INFO L83 FinitePrefix]: Finished finitePrefix Result has 52198 conditions, 33501 events. 11733/33501 cut-off events. For 143/147 co-relation queries the response was YES. Maximal size of possible extension queue 934. Compared 408030 event pairs, 4624 based on Foata normal form. 0/29220 useless extension candidates. Maximal degree in co-relation 41070. Up to 8939 conditions per place. [2023-11-21 22:07:03,545 INFO L140 encePairwiseOnDemand]: 214/233 looper letters, 74 selfloop transitions, 14 changer transitions 0/272 dead transitions. [2023-11-21 22:07:03,545 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 272 transitions, 765 flow [2023-11-21 22:07:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:07:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:07:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 636 transitions. [2023-11-21 22:07:03,548 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9098712446351931 [2023-11-21 22:07:03,548 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 636 transitions. [2023-11-21 22:07:03,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 636 transitions. [2023-11-21 22:07:03,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:07:03,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 636 transitions. [2023-11-21 22:07:03,551 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 212.0) internal successors, (636), 3 states have internal predecessors, (636), 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) [2023-11-21 22:07:03,553 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:03,553 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:03,554 INFO L175 Difference]: Start difference. First operand has 234 places, 231 transitions, 502 flow. Second operand 3 states and 636 transitions. [2023-11-21 22:07:03,554 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 272 transitions, 765 flow [2023-11-21 22:07:03,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 233 places, 272 transitions, 755 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:07:03,570 INFO L231 Difference]: Finished difference. Result has 235 places, 245 transitions, 614 flow [2023-11-21 22:07:03,571 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=231, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=614, PETRI_PLACES=235, PETRI_TRANSITIONS=245} [2023-11-21 22:07:03,572 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 5 predicate places. [2023-11-21 22:07:03,572 INFO L495 AbstractCegarLoop]: Abstraction has has 235 places, 245 transitions, 614 flow [2023-11-21 22:07:03,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 182.33333333333334) internal successors, (547), 3 states have internal predecessors, (547), 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) [2023-11-21 22:07:03,573 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:07:03,573 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:07:03,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-21 22:07:03,574 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:07:03,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:07:03,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1043037173, now seen corresponding path program 1 times [2023-11-21 22:07:03,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:07:03,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143802978] [2023-11-21 22:07:03,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:07:03,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:07:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:07:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:07:04,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:07:04,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143802978] [2023-11-21 22:07:04,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143802978] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:07:04,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:07:04,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:07:04,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219548115] [2023-11-21 22:07:04,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:07:04,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:07:04,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:07:04,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:07:04,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:07:04,072 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 233 [2023-11-21 22:07:04,073 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 245 transitions, 614 flow. Second operand has 6 states, 6 states have (on average 190.33333333333334) internal successors, (1142), 6 states have internal predecessors, (1142), 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) [2023-11-21 22:07:04,074 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:07:04,074 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 233 [2023-11-21 22:07:04,074 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:10,331 INFO L124 PetriNetUnfolderBase]: 10069/39270 cut-off events. [2023-11-21 22:07:10,331 INFO L125 PetriNetUnfolderBase]: For 1713/1810 co-relation queries the response was YES. [2023-11-21 22:07:10,438 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59890 conditions, 39270 events. 10069/39270 cut-off events. For 1713/1810 co-relation queries the response was YES. Maximal size of possible extension queue 975. Compared 531367 event pairs, 5312 based on Foata normal form. 0/35347 useless extension candidates. Maximal degree in co-relation 46997. Up to 10618 conditions per place. [2023-11-21 22:07:10,584 INFO L140 encePairwiseOnDemand]: 227/233 looper letters, 113 selfloop transitions, 5 changer transitions 0/324 dead transitions. [2023-11-21 22:07:10,585 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 324 transitions, 1008 flow [2023-11-21 22:07:10,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:07:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-21 22:07:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1253 transitions. [2023-11-21 22:07:10,589 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8962804005722461 [2023-11-21 22:07:10,589 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1253 transitions. [2023-11-21 22:07:10,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1253 transitions. [2023-11-21 22:07:10,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:07:10,591 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1253 transitions. [2023-11-21 22:07:10,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 208.83333333333334) internal successors, (1253), 6 states have internal predecessors, (1253), 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) [2023-11-21 22:07:10,598 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 233.0) internal successors, (1631), 7 states have internal predecessors, (1631), 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) [2023-11-21 22:07:10,598 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 233.0) internal successors, (1631), 7 states have internal predecessors, (1631), 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) [2023-11-21 22:07:10,599 INFO L175 Difference]: Start difference. First operand has 235 places, 245 transitions, 614 flow. Second operand 6 states and 1253 transitions. [2023-11-21 22:07:10,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 324 transitions, 1008 flow [2023-11-21 22:07:10,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 324 transitions, 980 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:07:10,619 INFO L231 Difference]: Finished difference. Result has 237 places, 244 transitions, 594 flow [2023-11-21 22:07:10,620 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=594, PETRI_PLACES=237, PETRI_TRANSITIONS=244} [2023-11-21 22:07:10,621 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 7 predicate places. [2023-11-21 22:07:10,621 INFO L495 AbstractCegarLoop]: Abstraction has has 237 places, 244 transitions, 594 flow [2023-11-21 22:07:10,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 190.33333333333334) internal successors, (1142), 6 states have internal predecessors, (1142), 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) [2023-11-21 22:07:10,622 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:07:10,622 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:07:10,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-21 22:07:10,622 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:07:10,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:07:10,623 INFO L85 PathProgramCache]: Analyzing trace with hash -941429174, now seen corresponding path program 1 times [2023-11-21 22:07:10,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:07:10,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744145000] [2023-11-21 22:07:10,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:07:10,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:07:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:07:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:07:10,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:07:10,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744145000] [2023-11-21 22:07:10,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744145000] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:07:10,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:07:10,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:07:10,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023834311] [2023-11-21 22:07:10,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:07:10,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:07:10,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:07:10,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:07:10,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:07:10,698 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 187 out of 233 [2023-11-21 22:07:10,699 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 244 transitions, 594 flow. Second operand has 3 states, 3 states have (on average 189.0) internal successors, (567), 3 states have internal predecessors, (567), 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) [2023-11-21 22:07:10,700 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:07:10,700 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 187 of 233 [2023-11-21 22:07:10,700 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:11,966 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 226#L696true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:11,966 INFO L294 olderBase$Statistics]: this new event has 135 ancestors and is cut-off event [2023-11-21 22:07:11,966 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:11,966 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:11,967 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2023-11-21 22:07:11,984 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][226], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 151#L694-7true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:11,984 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-21 22:07:11,985 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-21 22:07:11,985 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:11,985 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:12,082 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 67#L696-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:12,082 INFO L294 olderBase$Statistics]: this new event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,082 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,083 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2023-11-21 22:07:12,083 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2023-11-21 22:07:12,304 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, 227#L697-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:12,305 INFO L294 olderBase$Statistics]: this new event has 138 ancestors and is cut-off event [2023-11-21 22:07:12,305 INFO L297 olderBase$Statistics]: existing Event has 131 ancestors and is cut-off event [2023-11-21 22:07:12,305 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:12,305 INFO L297 olderBase$Statistics]: existing Event has 131 ancestors and is cut-off event [2023-11-21 22:07:12,876 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [130#L705-2true, 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:12,876 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-21 22:07:12,876 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,876 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,876 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:12,877 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 198#L699-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:12,877 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-21 22:07:12,877 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,878 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:12,878 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,012 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, 39#L699-3true, threadThread2of2ForFork0InUse, 3#L694-2true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:13,013 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,013 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,013 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:13,013 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,013 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [170#L705-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 3#L694-2true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:13,014 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,014 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,014 INFO L297 olderBase$Statistics]: existing Event has 136 ancestors and is cut-off event [2023-11-21 22:07:13,014 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:13,050 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 165#L706-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:13,050 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,050 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,050 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,050 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,051 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, 218#L700-3true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:13,052 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,052 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,052 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,052 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,204 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 3#L694-2true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 203#L700-3true]) [2023-11-21 22:07:13,204 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,204 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,204 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,205 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,205 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 3#L694-2true, 186#L706-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:13,205 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,205 INFO L297 olderBase$Statistics]: existing Event has 138 ancestors and is cut-off event [2023-11-21 22:07:13,206 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:13,206 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:14,009 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][226], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 151#L694-7true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:14,009 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:14,009 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:14,009 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:14,009 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:14,369 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, 9#L702-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:14,369 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,369 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:14,369 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:14,369 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,375 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 226#L696true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:14,375 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,375 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:14,375 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,376 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:14,471 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 67#L696-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:14,471 INFO L294 olderBase$Statistics]: this new event has 156 ancestors and is cut-off event [2023-11-21 22:07:14,471 INFO L297 olderBase$Statistics]: existing Event has 149 ancestors and is cut-off event [2023-11-21 22:07:14,471 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:14,471 INFO L297 olderBase$Statistics]: existing Event has 149 ancestors and is cut-off event [2023-11-21 22:07:14,550 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [15#L702-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 3#L694-2true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:14,550 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,550 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,550 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:14,551 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:14,576 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 89#L703-3true]) [2023-11-21 22:07:14,576 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2023-11-21 22:07:14,576 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:14,577 INFO L297 olderBase$Statistics]: existing Event has 150 ancestors and is cut-off event [2023-11-21 22:07:14,577 INFO L297 olderBase$Statistics]: existing Event has 150 ancestors and is cut-off event [2023-11-21 22:07:14,706 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [227#L697-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:14,706 INFO L294 olderBase$Statistics]: this new event has 158 ancestors and is cut-off event [2023-11-21 22:07:14,706 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2023-11-21 22:07:14,706 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:14,706 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2023-11-21 22:07:14,776 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [114#L703-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 3#L694-2true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|)]) [2023-11-21 22:07:14,776 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2023-11-21 22:07:14,776 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:14,777 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:14,777 INFO L297 olderBase$Statistics]: existing Event has 150 ancestors and is cut-off event [2023-11-21 22:07:15,364 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [130#L705-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:15,364 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:15,364 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:15,365 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:15,365 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:15,367 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 198#L699-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:15,368 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:15,368 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:15,368 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:15,368 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:15,534 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 165#L706-3true, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:15,534 INFO L294 olderBase$Statistics]: this new event has 165 ancestors and is cut-off event [2023-11-21 22:07:15,534 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:15,534 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:15,534 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event [2023-11-21 22:07:15,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 218#L700-3true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:15,537 INFO L294 olderBase$Statistics]: this new event has 165 ancestors and is cut-off event [2023-11-21 22:07:15,537 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:15,537 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:15,537 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event [2023-11-21 22:07:15,988 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [9#L702-3true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true]) [2023-11-21 22:07:15,988 INFO L294 olderBase$Statistics]: this new event has 175 ancestors and is cut-off event [2023-11-21 22:07:15,988 INFO L297 olderBase$Statistics]: existing Event has 168 ancestors and is cut-off event [2023-11-21 22:07:15,988 INFO L297 olderBase$Statistics]: existing Event has 168 ancestors and is cut-off event [2023-11-21 22:07:15,988 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2023-11-21 22:07:16,035 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][113], [Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 245#true, 153#L724-1true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 89#L703-3true, 188#L707-2true]) [2023-11-21 22:07:16,035 INFO L294 olderBase$Statistics]: this new event has 177 ancestors and is cut-off event [2023-11-21 22:07:16,035 INFO L297 olderBase$Statistics]: existing Event has 170 ancestors and is cut-off event [2023-11-21 22:07:16,036 INFO L297 olderBase$Statistics]: existing Event has 170 ancestors and is cut-off event [2023-11-21 22:07:16,036 INFO L297 olderBase$Statistics]: existing Event has 177 ancestors and is cut-off event [2023-11-21 22:07:16,384 INFO L124 PetriNetUnfolderBase]: 11767/35703 cut-off events. [2023-11-21 22:07:16,384 INFO L125 PetriNetUnfolderBase]: For 4283/4907 co-relation queries the response was YES. [2023-11-21 22:07:16,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60024 conditions, 35703 events. 11767/35703 cut-off events. For 4283/4907 co-relation queries the response was YES. Maximal size of possible extension queue 1017. Compared 447563 event pairs, 6956 based on Foata normal form. 226/31837 useless extension candidates. Maximal degree in co-relation 35557. Up to 15666 conditions per place. [2023-11-21 22:07:16,629 INFO L140 encePairwiseOnDemand]: 224/233 looper letters, 65 selfloop transitions, 14 changer transitions 0/273 dead transitions. [2023-11-21 22:07:16,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 273 transitions, 835 flow [2023-11-21 22:07:16,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:07:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:07:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 627 transitions. [2023-11-21 22:07:16,636 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8969957081545065 [2023-11-21 22:07:16,637 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 627 transitions. [2023-11-21 22:07:16,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 627 transitions. [2023-11-21 22:07:16,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:07:16,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 627 transitions. [2023-11-21 22:07:16,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 209.0) internal successors, (627), 3 states have internal predecessors, (627), 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) [2023-11-21 22:07:16,648 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:16,648 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:16,649 INFO L175 Difference]: Start difference. First operand has 237 places, 244 transitions, 594 flow. Second operand 3 states and 627 transitions. [2023-11-21 22:07:16,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 273 transitions, 835 flow [2023-11-21 22:07:16,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 234 places, 273 transitions, 825 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-21 22:07:16,657 INFO L231 Difference]: Finished difference. Result has 236 places, 256 transitions, 710 flow [2023-11-21 22:07:16,659 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=710, PETRI_PLACES=236, PETRI_TRANSITIONS=256} [2023-11-21 22:07:16,660 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 6 predicate places. [2023-11-21 22:07:16,661 INFO L495 AbstractCegarLoop]: Abstraction has has 236 places, 256 transitions, 710 flow [2023-11-21 22:07:16,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 189.0) internal successors, (567), 3 states have internal predecessors, (567), 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) [2023-11-21 22:07:16,661 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:07:16,661 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:07:16,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-21 22:07:16,662 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:07:16,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:07:16,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1695109489, now seen corresponding path program 1 times [2023-11-21 22:07:16,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:07:16,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835572832] [2023-11-21 22:07:16,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:07:16,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:07:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:07:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:07:16,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:07:16,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835572832] [2023-11-21 22:07:16,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835572832] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:07:16,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:07:16,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:07:16,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246764423] [2023-11-21 22:07:16,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:07:16,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:07:16,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:07:16,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:07:16,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:07:16,713 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 195 out of 233 [2023-11-21 22:07:16,714 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 256 transitions, 710 flow. Second operand has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 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) [2023-11-21 22:07:16,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:07:16,715 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 195 of 233 [2023-11-21 22:07:16,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:17,437 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][217], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 151#L694-7true, 252#true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:17,437 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-21 22:07:17,437 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:17,437 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:17,437 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-21 22:07:17,546 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 153#L724-1true, 252#true, 226#L696true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:17,546 INFO L294 olderBase$Statistics]: this new event has 135 ancestors and is cut-off event [2023-11-21 22:07:17,546 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:17,546 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:17,546 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2023-11-21 22:07:19,228 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][217], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 151#L694-7true, 252#true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 258#true]) [2023-11-21 22:07:19,229 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:19,229 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:19,229 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:19,229 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:19,378 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([763] L707-->L707-1: Formula: (= |v_#race~threads_alive~0_10| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_10|} AuxVars[] AssignedVars[#race~threads_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 221#L707-1true, 151#L694-7true, 252#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 121#L724-2true, 258#true]) [2023-11-21 22:07:19,378 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:19,378 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:19,378 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:19,378 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:19,717 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0InUse, 153#L724-1true, 252#true, 226#L696true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 258#true]) [2023-11-21 22:07:19,718 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:19,718 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:19,718 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:19,718 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:22,655 INFO L124 PetriNetUnfolderBase]: 11491/39983 cut-off events. [2023-11-21 22:07:22,655 INFO L125 PetriNetUnfolderBase]: For 3065/3392 co-relation queries the response was YES. [2023-11-21 22:07:22,795 INFO L83 FinitePrefix]: Finished finitePrefix Result has 64561 conditions, 39983 events. 11491/39983 cut-off events. For 3065/3392 co-relation queries the response was YES. Maximal size of possible extension queue 1041. Compared 531486 event pairs, 6449 based on Foata normal form. 45/35307 useless extension candidates. Maximal degree in co-relation 62307. Up to 12158 conditions per place. [2023-11-21 22:07:22,945 INFO L140 encePairwiseOnDemand]: 228/233 looper letters, 52 selfloop transitions, 4 changer transitions 0/279 dead transitions. [2023-11-21 22:07:22,945 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 279 transitions, 868 flow [2023-11-21 22:07:22,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:07:22,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:07:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 642 transitions. [2023-11-21 22:07:22,949 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9184549356223176 [2023-11-21 22:07:22,950 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 642 transitions. [2023-11-21 22:07:22,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 642 transitions. [2023-11-21 22:07:22,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:07:22,951 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 642 transitions. [2023-11-21 22:07:22,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2023-11-21 22:07:22,957 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:22,958 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:22,958 INFO L175 Difference]: Start difference. First operand has 236 places, 256 transitions, 710 flow. Second operand 3 states and 642 transitions. [2023-11-21 22:07:22,958 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 279 transitions, 868 flow [2023-11-21 22:07:22,982 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 279 transitions, 840 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:07:22,986 INFO L231 Difference]: Finished difference. Result has 238 places, 259 transitions, 712 flow [2023-11-21 22:07:22,987 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=234, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=256, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=252, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=712, PETRI_PLACES=238, PETRI_TRANSITIONS=259} [2023-11-21 22:07:22,988 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 8 predicate places. [2023-11-21 22:07:22,988 INFO L495 AbstractCegarLoop]: Abstraction has has 238 places, 259 transitions, 712 flow [2023-11-21 22:07:22,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 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) [2023-11-21 22:07:22,989 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:07:22,989 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:07:22,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-21 22:07:22,990 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:07:22,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:07:22,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1467834032, now seen corresponding path program 1 times [2023-11-21 22:07:22,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:07:22,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724910931] [2023-11-21 22:07:22,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:07:22,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:07:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:07:23,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:07:23,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:07:23,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724910931] [2023-11-21 22:07:23,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724910931] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:07:23,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:07:23,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:07:23,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416608847] [2023-11-21 22:07:23,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:07:23,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:07:23,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:07:23,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:07:23,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:07:23,050 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 233 [2023-11-21 22:07:23,051 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 259 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 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) [2023-11-21 22:07:23,051 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:07:23,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 233 [2023-11-21 22:07:23,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:24,018 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][227], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 151#L694-7true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 264#true, 258#true]) [2023-11-21 22:07:24,018 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-21 22:07:24,018 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:24,019 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:24,019 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-21 22:07:24,166 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 226#L696true, 153#L724-1true, 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:24,166 INFO L294 olderBase$Statistics]: this new event has 135 ancestors and is cut-off event [2023-11-21 22:07:24,167 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:24,167 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:24,167 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2023-11-21 22:07:25,562 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([763] L707-->L707-1: Formula: (= |v_#race~threads_alive~0_10| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_10|} AuxVars[] AssignedVars[#race~threads_alive~0][290], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 221#L707-1true, 266#(= |#race~keep_alive~0| 0), 151#L694-7true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 121#L724-2true, 258#true]) [2023-11-21 22:07:25,563 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:25,563 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:25,563 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:25,563 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:26,795 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][227], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 151#L694-7true, 266#(= |#race~keep_alive~0| 0), 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 258#true]) [2023-11-21 22:07:26,795 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:26,796 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:26,796 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:26,796 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:27,020 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][227], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 151#L694-7true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 264#true, 188#L707-2true, 258#true]) [2023-11-21 22:07:27,020 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:27,020 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:27,020 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:27,020 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:27,216 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 226#L696true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 258#true]) [2023-11-21 22:07:27,216 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:27,216 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:27,216 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:27,216 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:27,523 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 226#L696true, 153#L724-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 264#true, 188#L707-2true, 258#true]) [2023-11-21 22:07:27,523 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:27,523 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:27,523 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:27,523 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:28,270 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 20#L698-2true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:28,271 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:28,271 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:28,271 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:28,271 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:28,413 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 117#L698-2true, 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:28,413 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:28,413 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:28,413 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:28,413 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:28,508 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 20#L698-2true, threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,508 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:28,508 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:28,509 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:28,509 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:28,595 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 39#L699-3true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:28,595 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,596 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,596 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,596 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,596 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, 170#L705-2true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:28,596 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,597 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,597 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,597 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,694 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,694 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:28,694 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:28,694 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:28,694 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:28,761 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 130#L705-2true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,761 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,761 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,761 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,761 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,763 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 198#L699-3true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,763 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,763 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,763 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-21 22:07:28,763 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:28,831 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), 39#L699-3true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,831 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,831 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,831 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,831 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,832 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, 170#L705-2true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,832 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,832 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,832 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,832 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,897 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 203#L700-3true, 258#true]) [2023-11-21 22:07:28,897 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:28,897 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 186#L706-3true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:28,898 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:28,898 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:28,965 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [130#L705-2true, Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,965 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,965 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,965 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,965 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,967 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 198#L699-3true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:28,967 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-21 22:07:28,967 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,967 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-21 22:07:28,967 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-21 22:07:29,025 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 165#L706-3true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:29,025 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:29,025 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:29,026 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:29,026 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:29,027 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), 218#L700-3true, 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:29,027 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:29,027 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:29,027 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:29,027 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:29,344 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 203#L700-3true, 258#true]) [2023-11-21 22:07:29,359 INFO L294 olderBase$Statistics]: this new event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,359 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,359 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,359 INFO L297 olderBase$Statistics]: existing Event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,360 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 186#L706-3true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:29,360 INFO L294 olderBase$Statistics]: this new event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,360 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,360 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,360 INFO L297 olderBase$Statistics]: existing Event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,475 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 165#L706-3true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:29,475 INFO L294 olderBase$Statistics]: this new event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,475 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,475 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,476 INFO L297 olderBase$Statistics]: existing Event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,477 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), 218#L700-3true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:29,477 INFO L294 olderBase$Statistics]: this new event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,477 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:29,477 INFO L297 olderBase$Statistics]: existing Event has 164 ancestors and is cut-off event [2023-11-21 22:07:29,478 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-21 22:07:30,265 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 15#L702-3true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:30,265 INFO L294 olderBase$Statistics]: this new event has 173 ancestors and is cut-off event [2023-11-21 22:07:30,265 INFO L297 olderBase$Statistics]: existing Event has 173 ancestors and is cut-off event [2023-11-21 22:07:30,265 INFO L297 olderBase$Statistics]: existing Event has 154 ancestors and is cut-off event [2023-11-21 22:07:30,265 INFO L297 olderBase$Statistics]: existing Event has 154 ancestors and is cut-off event [2023-11-21 22:07:30,343 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 206#L709-3true, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:30,344 INFO L294 olderBase$Statistics]: this new event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L297 olderBase$Statistics]: existing Event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 9#L702-3true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:30,344 INFO L294 olderBase$Statistics]: this new event has 173 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L297 olderBase$Statistics]: existing Event has 154 ancestors and is cut-off event [2023-11-21 22:07:30,344 INFO L297 olderBase$Statistics]: existing Event has 173 ancestors and is cut-off event [2023-11-21 22:07:30,345 INFO L297 olderBase$Statistics]: existing Event has 154 ancestors and is cut-off event [2023-11-21 22:07:30,389 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 15#L702-3true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:30,390 INFO L294 olderBase$Statistics]: this new event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,390 INFO L297 olderBase$Statistics]: existing Event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,390 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,390 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,415 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 204#L709-3true, 258#true]) [2023-11-21 22:07:30,415 INFO L294 olderBase$Statistics]: this new event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,415 INFO L297 olderBase$Statistics]: existing Event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,416 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,416 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,417 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][274], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 114#L703-3true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 258#true]) [2023-11-21 22:07:30,417 INFO L294 olderBase$Statistics]: this new event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,417 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,417 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,417 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,458 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 206#L709-3true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:30,458 INFO L294 olderBase$Statistics]: this new event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,458 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 9#L702-3true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:30,459 INFO L294 olderBase$Statistics]: this new event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L297 olderBase$Statistics]: existing Event has 174 ancestors and is cut-off event [2023-11-21 22:07:30,459 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:30,490 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][291], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 89#L703-3true, 258#true]) [2023-11-21 22:07:30,490 INFO L294 olderBase$Statistics]: this new event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,490 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,490 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,490 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,804 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 204#L709-3true, 258#true]) [2023-11-21 22:07:30,804 INFO L294 olderBase$Statistics]: this new event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,804 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2023-11-21 22:07:30,804 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,805 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2023-11-21 22:07:30,805 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][179], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 114#L703-3true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 258#true]) [2023-11-21 22:07:30,805 INFO L294 olderBase$Statistics]: this new event has 176 ancestors and is cut-off event [2023-11-21 22:07:30,805 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:30,805 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:30,806 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2023-11-21 22:07:30,867 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][262], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 89#L703-3true, 258#true]) [2023-11-21 22:07:30,868 INFO L294 olderBase$Statistics]: this new event has 176 ancestors and is cut-off event [2023-11-21 22:07:30,868 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:30,868 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-21 22:07:30,868 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2023-11-21 22:07:31,381 INFO L124 PetriNetUnfolderBase]: 15968/57373 cut-off events. [2023-11-21 22:07:31,381 INFO L125 PetriNetUnfolderBase]: For 6920/7920 co-relation queries the response was YES. [2023-11-21 22:07:31,627 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96805 conditions, 57373 events. 15968/57373 cut-off events. For 6920/7920 co-relation queries the response was YES. Maximal size of possible extension queue 1642. Compared 817125 event pairs, 4100 based on Foata normal form. 66/51560 useless extension candidates. Maximal degree in co-relation 92281. Up to 14390 conditions per place. [2023-11-21 22:07:31,799 INFO L140 encePairwiseOnDemand]: 226/233 looper letters, 64 selfloop transitions, 7 changer transitions 0/293 dead transitions. [2023-11-21 22:07:31,800 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 240 places, 293 transitions, 937 flow [2023-11-21 22:07:31,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:07:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-21 22:07:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 648 transitions. [2023-11-21 22:07:31,803 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.927038626609442 [2023-11-21 22:07:31,803 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 648 transitions. [2023-11-21 22:07:31,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 648 transitions. [2023-11-21 22:07:31,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:07:31,805 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 648 transitions. [2023-11-21 22:07:31,807 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 216.0) internal successors, (648), 3 states have internal predecessors, (648), 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) [2023-11-21 22:07:31,809 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:31,810 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 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) [2023-11-21 22:07:31,810 INFO L175 Difference]: Start difference. First operand has 238 places, 259 transitions, 712 flow. Second operand 3 states and 648 transitions. [2023-11-21 22:07:31,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 240 places, 293 transitions, 937 flow [2023-11-21 22:07:31,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 293 transitions, 929 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-21 22:07:31,935 INFO L231 Difference]: Finished difference. Result has 240 places, 266 transitions, 774 flow [2023-11-21 22:07:31,936 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=704, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=252, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=774, PETRI_PLACES=240, PETRI_TRANSITIONS=266} [2023-11-21 22:07:31,936 INFO L281 CegarLoopForPetriNet]: 230 programPoint places, 10 predicate places. [2023-11-21 22:07:31,937 INFO L495 AbstractCegarLoop]: Abstraction has has 240 places, 266 transitions, 774 flow [2023-11-21 22:07:31,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 195.0) internal successors, (585), 3 states have internal predecessors, (585), 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) [2023-11-21 22:07:31,937 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-21 22:07:31,938 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:07:31,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-21 22:07:31,938 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2023-11-21 22:07:31,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:07:31,939 INFO L85 PathProgramCache]: Analyzing trace with hash -151299214, now seen corresponding path program 1 times [2023-11-21 22:07:31,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:07:31,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934059165] [2023-11-21 22:07:31,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:07:31,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:07:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:07:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:07:32,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:07:32,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934059165] [2023-11-21 22:07:32,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934059165] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:07:32,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:07:32,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:07:32,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193627349] [2023-11-21 22:07:32,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:07:32,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:07:32,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:07:32,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:07:32,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:07:32,020 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 193 out of 233 [2023-11-21 22:07:32,021 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 240 places, 266 transitions, 774 flow. Second operand has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 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) [2023-11-21 22:07:32,021 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-21 22:07:32,021 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 193 of 233 [2023-11-21 22:07:32,021 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-21 22:07:33,140 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][218], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 151#L694-7true, Black: 266#(= |#race~keep_alive~0| 0), 153#L724-1true, 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:33,141 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-21 22:07:33,141 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:33,141 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-21 22:07:33,141 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2023-11-21 22:07:33,283 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 72#L694-2true, Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, Black: 266#(= |#race~keep_alive~0| 0), 153#L724-1true, 226#L696true, 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:33,283 INFO L294 olderBase$Statistics]: this new event has 135 ancestors and is cut-off event [2023-11-21 22:07:33,284 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:33,284 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2023-11-21 22:07:33,284 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2023-11-21 22:07:35,575 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][218], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 151#L694-7true, 153#L724-1true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 270#true]) [2023-11-21 22:07:35,575 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:35,575 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:35,576 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:35,576 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:35,992 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][218], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 151#L694-7true, Black: 266#(= |#race~keep_alive~0| 0), 153#L724-1true, 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 188#L707-2true, 270#true]) [2023-11-21 22:07:35,993 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:35,993 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:35,993 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:35,993 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:36,080 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([763] L707-->L707-1: Formula: (= |v_#race~threads_alive~0_10| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_10|} AuxVars[] AssignedVars[#race~threads_alive~0][284], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 221#L707-1true, 266#(= |#race~keep_alive~0| 0), 151#L694-7true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 121#L724-2true, 270#true]) [2023-11-21 22:07:36,081 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2023-11-21 22:07:36,081 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:36,081 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2023-11-21 22:07:36,081 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:36,588 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 153#L724-1true, 226#L696true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true, 188#L707-2true]) [2023-11-21 22:07:36,588 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:36,588 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:36,588 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:36,588 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:36,682 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([664] L724-4-->L724-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][112], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 239#true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 226#L696true, 153#L724-1true, Black: 266#(= |#race~keep_alive~0| 0), 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true, 188#L707-2true]) [2023-11-21 22:07:36,682 INFO L294 olderBase$Statistics]: this new event has 155 ancestors and is cut-off event [2023-11-21 22:07:36,682 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2023-11-21 22:07:36,682 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:36,682 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2023-11-21 22:07:37,539 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][178], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 20#L698-2true, threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,539 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:37,540 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:37,540 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:37,540 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:37,556 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([690] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][261], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), 20#L698-2true, threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,556 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,557 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,557 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,557 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,561 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, 208#ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,562 INFO L294 olderBase$Statistics]: this new event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,562 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,562 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,562 INFO L297 olderBase$Statistics]: existing Event has 139 ancestors and is cut-off event [2023-11-21 22:07:37,658 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][282], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 270#true]) [2023-11-21 22:07:37,659 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,659 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,659 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,659 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,664 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][282], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 264#true, 52#L721-4true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,664 INFO L294 olderBase$Statistics]: this new event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,664 INFO L297 olderBase$Statistics]: existing Event has 139 ancestors and is cut-off event [2023-11-21 22:07:37,665 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,665 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2023-11-21 22:07:37,798 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][282], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), 52#L721-4true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,798 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,798 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,798 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,798 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,798 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,799 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 208#ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 270#true]) [2023-11-21 22:07:37,799 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,799 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,799 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,799 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][282], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 52#L721-4true, 270#true]) [2023-11-21 22:07:37,890 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:37,890 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:37,891 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 117#L698-2true, 36#L698-1true, 266#(= |#race~keep_alive~0| 0), Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:37,891 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:37,891 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:37,891 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:37,891 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,006 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 117#L698-2true, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:38,006 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,006 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,006 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:38,006 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:38,006 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,012 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 40#L698-1true, Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, 49#L722true, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 270#true]) [2023-11-21 22:07:38,012 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-21 22:07:38,012 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-21 22:07:38,012 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:38,012 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-21 22:07:38,244 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), 49#L722true, threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 117#L698-2true, 36#L698-1true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 270#true]) [2023-11-21 22:07:38,244 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,245 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,245 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:38,245 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,245 INFO L297 olderBase$Statistics]: existing Event has 141 ancestors and is cut-off event [2023-11-21 22:07:38,245 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-21 22:07:38,466 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 14#L722-3true, 266#(= |#race~keep_alive~0| 0), 117#L698-2true, 36#L698-1true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:38,466 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-21 22:07:38,466 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-21 22:07:38,466 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:38,466 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-21 22:07:38,892 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 117#L698-2true, 36#L698-1true, 126#L723-3true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), Black: 264#true, 270#true]) [2023-11-21 22:07:38,893 INFO L294 olderBase$Statistics]: this new event has 163 ancestors and is cut-off event [2023-11-21 22:07:38,893 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:38,893 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-21 22:07:38,893 INFO L297 olderBase$Statistics]: existing Event has 163 ancestors and is cut-off event [2023-11-21 22:07:39,631 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([750] L698-4-->L698-1: Formula: (= |v_#race~keep_alive~0_4| 0) InVars {} OutVars{#race~keep_alive~0=|v_#race~keep_alive~0_4|} AuxVars[] AssignedVars[#race~keep_alive~0][243], [Black: 254#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), Black: 241#(= |#race~threads_alive~0| 0), threadThread1of2ForFork0InUse, Black: 260#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 266#(= |#race~keep_alive~0| 0), 36#L698-1true, 117#L698-2true, 153#L724-1true, Black: 264#true, Black: 235#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet23#1|), 270#true]) [2023-11-21 22:07:39,631 INFO L294 olderBase$Statistics]: this new event has 165 ancestors and is cut-off event [2023-11-21 22:07:39,632 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:39,632 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-21 22:07:39,632 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event