./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU --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 981efc79b98be1af19a50b7730f942b742f0093baf5909570150cbe7e4c78c16 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:19:03,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:19:03,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:19:03,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:19:03,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:19:03,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:19:03,456 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:19:03,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:19:03,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:19:03,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:19:03,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:19:03,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:19:03,462 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:19:03,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:19:03,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:19:03,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:19:03,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:19:03,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:19:03,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:19:03,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:19:03,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:19:03,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:19:03,470 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:19:03,470 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:19:03,470 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:19:03,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:19:03,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:19:03,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:19:03,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:19:03,472 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:19:03,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:19:03,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:03,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:19:03,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:19:03,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:19:03,475 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:19:03,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:19:03,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:19:03,476 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:19:03,476 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:19:03,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:19:03,477 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_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 981efc79b98be1af19a50b7730f942b742f0093baf5909570150cbe7e4c78c16 [2024-10-31 22:19:03,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:19:03,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:19:03,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:19:03,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:19:03,785 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:19:03,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-4.i Unable to find full path for "g++" [2024-10-31 22:19:06,169 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:19:06,481 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:19:06,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-4.i [2024-10-31 22:19:06,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/data/dac5d121c/04297b0296f4432e9aa09bbea9bef775/FLAG1201407f1 [2024-10-31 22:19:06,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/data/dac5d121c/04297b0296f4432e9aa09bbea9bef775 [2024-10-31 22:19:06,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:19:06,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:19:06,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:06,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:19:06,763 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:19:06,764 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:06" (1/1) ... [2024-10-31 22:19:06,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c57d7e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:06, skipping insertion in model container [2024-10-31 22:19:06,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:06" (1/1) ... [2024-10-31 22:19:06,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:19:07,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:07,283 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:19:07,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:07,401 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:19:07,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07 WrapperNode [2024-10-31 22:19:07,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:07,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:07,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:19:07,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:19:07,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,468 INFO L138 Inliner]: procedures = 159, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2024-10-31 22:19:07,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:07,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:19:07,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:19:07,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:19:07,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:19:07,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:19:07,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:19:07,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:19:07,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (1/1) ... [2024-10-31 22:19:07,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:07,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:07,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:07,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_244f4ff3-3705-4a3a-b529-8124e6243ef1/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:19:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-31 22:19:07,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:19:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:19:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-10-31 22:19:07,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-10-31 22:19:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-31 22:19:07,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:19:07,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:19:07,588 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:19:07,786 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:19:07,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:19:08,221 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:19:08,221 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:19:08,314 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:19:08,314 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:19:08,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:08 BoogieIcfgContainer [2024-10-31 22:19:08,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:19:08,317 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:19:08,317 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:19:08,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:19:08,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:19:06" (1/3) ... [2024-10-31 22:19:08,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a60aad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:08, skipping insertion in model container [2024-10-31 22:19:08,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:07" (2/3) ... [2024-10-31 22:19:08,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a60aad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:08, skipping insertion in model container [2024-10-31 22:19:08,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:08" (3/3) ... [2024-10-31 22:19:08,327 INFO L112 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-race-4.i [2024-10-31 22:19:08,346 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:19:08,346 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-10-31 22:19:08,347 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:19:08,439 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-31 22:19:08,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 271 places, 276 transitions, 556 flow [2024-10-31 22:19:08,694 INFO L124 PetriNetUnfolderBase]: 13/325 cut-off events. [2024-10-31 22:19:08,695 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:19:08,710 INFO L83 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 325 events. 13/325 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 467 event pairs, 0 based on Foata normal form. 0/296 useless extension candidates. Maximal degree in co-relation 208. Up to 4 conditions per place. [2024-10-31 22:19:08,711 INFO L82 GeneralOperation]: Start removeDead. Operand has 271 places, 276 transitions, 556 flow [2024-10-31 22:19:08,724 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 271 places, 276 transitions, 556 flow [2024-10-31 22:19:08,748 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:19:08,764 INFO L333 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, 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;@6fc8ea70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:19:08,765 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-10-31 22:19:08,839 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:19:08,840 INFO L124 PetriNetUnfolderBase]: 2/172 cut-off events. [2024-10-31 22:19:08,840 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:19:08,840 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:08,841 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:08,841 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-31 22:19:08,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:08,847 INFO L85 PathProgramCache]: Analyzing trace with hash -462724405, now seen corresponding path program 1 times [2024-10-31 22:19:08,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:08,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536868222] [2024-10-31 22:19:08,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:09,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:09,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:09,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536868222] [2024-10-31 22:19:09,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536868222] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:09,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:09,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:09,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273259066] [2024-10-31 22:19:09,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:09,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:09,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:09,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:09,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:09,544 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 276 [2024-10-31 22:19:09,548 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 276 transitions, 556 flow. Second operand has 3 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:09,548 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:09,548 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 276 [2024-10-31 22:19:09,549 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:10,221 INFO L124 PetriNetUnfolderBase]: 424/1894 cut-off events. [2024-10-31 22:19:10,222 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-31 22:19:10,230 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2732 conditions, 1894 events. 424/1894 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 65. Compared 13180 event pairs, 76 based on Foata normal form. 46/1752 useless extension candidates. Maximal degree in co-relation 2506. Up to 510 conditions per place. [2024-10-31 22:19:10,239 INFO L140 encePairwiseOnDemand]: 259/276 looper letters, 51 selfloop transitions, 8 changer transitions 1/295 dead transitions. [2024-10-31 22:19:10,240 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 295 transitions, 712 flow [2024-10-31 22:19:10,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:19:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:19:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 780 transitions. [2024-10-31 22:19:10,262 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9420289855072463 [2024-10-31 22:19:10,264 INFO L175 Difference]: Start difference. First operand has 271 places, 276 transitions, 556 flow. Second operand 3 states and 780 transitions. [2024-10-31 22:19:10,266 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 295 transitions, 712 flow [2024-10-31 22:19:10,272 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 295 transitions, 712 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:19:10,279 INFO L231 Difference]: Finished difference. Result has 273 places, 274 transitions, 600 flow [2024-10-31 22:19:10,282 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=542, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=600, PETRI_PLACES=273, PETRI_TRANSITIONS=274} [2024-10-31 22:19:10,287 INFO L277 CegarLoopForPetriNet]: 271 programPoint places, 2 predicate places. [2024-10-31 22:19:10,288 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 274 transitions, 600 flow [2024-10-31 22:19:10,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 237.0) internal successors, (711), 3 states have internal predecessors, (711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:10,289 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:10,289 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:10,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:19:10,290 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-31 22:19:10,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:10,292 INFO L85 PathProgramCache]: Analyzing trace with hash -364098919, now seen corresponding path program 1 times [2024-10-31 22:19:10,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:10,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454485334] [2024-10-31 22:19:10,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:10,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:10,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:10,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454485334] [2024-10-31 22:19:10,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454485334] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:10,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:10,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:10,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053906395] [2024-10-31 22:19:10,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:10,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:10,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:10,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:10,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:10,572 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 276 [2024-10-31 22:19:10,573 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 274 transitions, 600 flow. Second operand has 3 states, 3 states have (on average 244.33333333333334) internal successors, (733), 3 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:10,574 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:10,574 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 276 [2024-10-31 22:19:10,574 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:11,112 INFO L124 PetriNetUnfolderBase]: 480/2142 cut-off events. [2024-10-31 22:19:11,113 INFO L125 PetriNetUnfolderBase]: For 61/61 co-relation queries the response was YES. [2024-10-31 22:19:11,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3242 conditions, 2142 events. 480/2142 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 15852 event pairs, 280 based on Foata normal form. 0/1910 useless extension candidates. Maximal degree in co-relation 3009. Up to 755 conditions per place. [2024-10-31 22:19:11,125 INFO L140 encePairwiseOnDemand]: 271/276 looper letters, 38 selfloop transitions, 4 changer transitions 0/287 dead transitions. [2024-10-31 22:19:11,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 287 transitions, 710 flow [2024-10-31 22:19:11,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:19:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:19:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 769 transitions. [2024-10-31 22:19:11,128 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.928743961352657 [2024-10-31 22:19:11,129 INFO L175 Difference]: Start difference. First operand has 273 places, 274 transitions, 600 flow. Second operand 3 states and 769 transitions. [2024-10-31 22:19:11,129 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 287 transitions, 710 flow [2024-10-31 22:19:11,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 287 transitions, 694 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:19:11,141 INFO L231 Difference]: Finished difference. Result has 274 places, 277 transitions, 614 flow [2024-10-31 22:19:11,142 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=614, PETRI_PLACES=274, PETRI_TRANSITIONS=277} [2024-10-31 22:19:11,142 INFO L277 CegarLoopForPetriNet]: 271 programPoint places, 3 predicate places. [2024-10-31 22:19:11,143 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 277 transitions, 614 flow [2024-10-31 22:19:11,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.33333333333334) internal successors, (733), 3 states have internal predecessors, (733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:11,143 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:11,144 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:11,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:19:11,144 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-31 22:19:11,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:11,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1065112128, now seen corresponding path program 1 times [2024-10-31 22:19:11,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:11,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566593198] [2024-10-31 22:19:11,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:11,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:11,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:11,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:11,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566593198] [2024-10-31 22:19:11,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566593198] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:11,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:11,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:11,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623869846] [2024-10-31 22:19:11,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:11,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:11,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:11,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:11,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:11,327 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 276 [2024-10-31 22:19:11,329 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 277 transitions, 614 flow. Second operand has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:11,329 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:11,329 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 276 [2024-10-31 22:19:11,329 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:11,766 INFO L124 PetriNetUnfolderBase]: 506/2209 cut-off events. [2024-10-31 22:19:11,766 INFO L125 PetriNetUnfolderBase]: For 156/158 co-relation queries the response was YES. [2024-10-31 22:19:11,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3480 conditions, 2209 events. 506/2209 cut-off events. For 156/158 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 16228 event pairs, 275 based on Foata normal form. 0/1989 useless extension candidates. Maximal degree in co-relation 3245. Up to 851 conditions per place. [2024-10-31 22:19:11,779 INFO L140 encePairwiseOnDemand]: 270/276 looper letters, 44 selfloop transitions, 7 changer transitions 0/293 dead transitions. [2024-10-31 22:19:11,779 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 293 transitions, 756 flow [2024-10-31 22:19:11,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:19:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:19:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 766 transitions. [2024-10-31 22:19:11,781 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9251207729468599 [2024-10-31 22:19:11,781 INFO L175 Difference]: Start difference. First operand has 274 places, 277 transitions, 614 flow. Second operand 3 states and 766 transitions. [2024-10-31 22:19:11,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 293 transitions, 756 flow [2024-10-31 22:19:11,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 293 transitions, 748 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:19:11,788 INFO L231 Difference]: Finished difference. Result has 276 places, 283 transitions, 668 flow [2024-10-31 22:19:11,788 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=276, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=276, PETRI_TRANSITIONS=283} [2024-10-31 22:19:11,789 INFO L277 CegarLoopForPetriNet]: 271 programPoint places, 5 predicate places. [2024-10-31 22:19:11,789 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 283 transitions, 668 flow [2024-10-31 22:19:11,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 242.0) internal successors, (726), 3 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:11,790 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:11,790 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:11,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:19:11,790 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-31 22:19:11,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:11,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1087058904, now seen corresponding path program 1 times [2024-10-31 22:19:11,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:11,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525535619] [2024-10-31 22:19:11,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:11,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:19:11,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:19:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:19:11,966 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:19:11,966 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:19:11,968 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2024-10-31 22:19:11,970 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 17 remaining) [2024-10-31 22:19:11,970 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (14 of 17 remaining) [2024-10-31 22:19:11,971 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (13 of 17 remaining) [2024-10-31 22:19:11,971 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 17 remaining) [2024-10-31 22:19:11,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (11 of 17 remaining) [2024-10-31 22:19:11,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (10 of 17 remaining) [2024-10-31 22:19:11,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (9 of 17 remaining) [2024-10-31 22:19:11,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (8 of 17 remaining) [2024-10-31 22:19:11,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (7 of 17 remaining) [2024-10-31 22:19:11,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (6 of 17 remaining) [2024-10-31 22:19:11,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 17 remaining) [2024-10-31 22:19:11,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (4 of 17 remaining) [2024-10-31 22:19:11,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (3 of 17 remaining) [2024-10-31 22:19:11,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (2 of 17 remaining) [2024-10-31 22:19:11,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (1 of 17 remaining) [2024-10-31 22:19:11,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (0 of 17 remaining) [2024-10-31 22:19:11,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:19:11,976 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-31 22:19:11,981 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-31 22:19:11,981 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-31 22:19:12,033 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-31 22:19:12,039 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 330 places, 335 transitions, 680 flow [2024-10-31 22:19:12,117 INFO L124 PetriNetUnfolderBase]: 20/441 cut-off events. [2024-10-31 22:19:12,118 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-31 22:19:12,120 INFO L83 FinitePrefix]: Finished finitePrefix Result has 449 conditions, 441 events. 20/441 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1012 event pairs, 0 based on Foata normal form. 0/394 useless extension candidates. Maximal degree in co-relation 326. Up to 6 conditions per place. [2024-10-31 22:19:12,121 INFO L82 GeneralOperation]: Start removeDead. Operand has 330 places, 335 transitions, 680 flow [2024-10-31 22:19:12,125 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 330 places, 335 transitions, 680 flow [2024-10-31 22:19:12,126 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:19:12,127 INFO L333 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, 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;@6fc8ea70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:19:12,127 INFO L334 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2024-10-31 22:19:12,141 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:19:12,142 INFO L124 PetriNetUnfolderBase]: 2/172 cut-off events. [2024-10-31 22:19:12,142 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:19:12,142 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:12,142 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:12,144 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-10-31 22:19:12,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:12,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2077286458, now seen corresponding path program 1 times [2024-10-31 22:19:12,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:12,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031156841] [2024-10-31 22:19:12,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:12,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:12,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031156841] [2024-10-31 22:19:12,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031156841] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:12,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:12,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:12,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335369756] [2024-10-31 22:19:12,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:12,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:12,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:12,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:12,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:12,338 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 275 out of 335 [2024-10-31 22:19:12,339 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 335 transitions, 680 flow. Second operand has 3 states, 3 states have (on average 276.0) internal successors, (828), 3 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:12,339 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:12,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 275 of 335 [2024-10-31 22:19:12,339 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:22,356 INFO L124 PetriNetUnfolderBase]: 19120/48691 cut-off events. [2024-10-31 22:19:22,356 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-10-31 22:19:22,541 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77630 conditions, 48691 events. 19120/48691 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 1231. Compared 582975 event pairs, 6412 based on Foata normal form. 1765/44805 useless extension candidates. Maximal degree in co-relation 58101. Up to 16196 conditions per place. [2024-10-31 22:19:22,859 INFO L140 encePairwiseOnDemand]: 307/335 looper letters, 85 selfloop transitions, 16 changer transitions 1/376 dead transitions. [2024-10-31 22:19:22,860 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 376 transitions, 969 flow [2024-10-31 22:19:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:19:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:19:23,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2024-10-31 22:19:23,034 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9383084577114428 [2024-10-31 22:19:23,034 INFO L175 Difference]: Start difference. First operand has 330 places, 335 transitions, 680 flow. Second operand 3 states and 943 transitions. [2024-10-31 22:19:23,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 376 transitions, 969 flow [2024-10-31 22:19:23,040 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 332 places, 376 transitions, 969 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:19:23,048 INFO L231 Difference]: Finished difference. Result has 334 places, 344 transitions, 806 flow [2024-10-31 22:19:23,049 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=330, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=806, PETRI_PLACES=334, PETRI_TRANSITIONS=344} [2024-10-31 22:19:23,050 INFO L277 CegarLoopForPetriNet]: 330 programPoint places, 4 predicate places. [2024-10-31 22:19:23,051 INFO L471 AbstractCegarLoop]: Abstraction has has 334 places, 344 transitions, 806 flow [2024-10-31 22:19:23,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 276.0) internal successors, (828), 3 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:23,052 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:23,052 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:23,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:19:23,052 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-10-31 22:19:23,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:23,053 INFO L85 PathProgramCache]: Analyzing trace with hash 433034201, now seen corresponding path program 1 times [2024-10-31 22:19:23,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:23,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430026487] [2024-10-31 22:19:23,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:23,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:23,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430026487] [2024-10-31 22:19:23,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430026487] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:23,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:23,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:23,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546806837] [2024-10-31 22:19:23,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:23,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:23,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:23,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:23,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:23,220 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 288 out of 335 [2024-10-31 22:19:23,222 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 344 transitions, 806 flow. Second operand has 3 states, 3 states have (on average 290.3333333333333) internal successors, (871), 3 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:23,222 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:23,222 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 288 of 335 [2024-10-31 22:19:23,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:30,166 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([768] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret30#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret30#1=|v_ULTIMATE.start_main_#t~ret30#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret30#1][225], [329#true, Black: 333#true, 220#L730-2true, 338#true, 335#(= |#race~threads_alive~0| 0), 331#true, 295#L709-3true, 188#L693-3true]) [2024-10-31 22:19:30,166 INFO L294 olderBase$Statistics]: this new event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,167 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-10-31 22:19:30,167 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-10-31 22:19:30,167 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,168 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([906] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret28#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{ULTIMATE.start_main_#t~ret28#1=|v_ULTIMATE.start_main_#t~ret28#1_6|, #pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret28#1, #pthreadsMutex][226], [329#true, Black: 333#true, 338#true, 309#L729-3true, 335#(= |#race~threads_alive~0| 0), 331#true, 295#L709-3true, 188#L693-3true]) [2024-10-31 22:19:30,168 INFO L294 olderBase$Statistics]: this new event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,168 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-10-31 22:19:30,168 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-10-31 22:19:30,168 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,326 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][184], [329#true, Black: 333#true, 338#true, 224#L721-1true, 335#(= |#race~threads_alive~0| 0), 11#L707-1true, 331#true, 204#L707-5true]) [2024-10-31 22:19:30,326 INFO L294 olderBase$Statistics]: this new event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,326 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,326 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-10-31 22:19:30,327 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2024-10-31 22:19:30,611 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [329#true, Black: 333#true, 338#true, 224#L721-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 125#L707-2true, 204#L707-5true]) [2024-10-31 22:19:30,611 INFO L294 olderBase$Statistics]: this new event has 248 ancestors and is cut-off event [2024-10-31 22:19:30,611 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2024-10-31 22:19:30,612 INFO L297 olderBase$Statistics]: existing Event has 243 ancestors and is cut-off event [2024-10-31 22:19:30,612 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2024-10-31 22:19:31,249 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][166], [329#true, Black: 333#true, 177#L707-5true, 338#true, 224#L721-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 204#L707-5true]) [2024-10-31 22:19:31,249 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-10-31 22:19:31,249 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-10-31 22:19:31,249 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-10-31 22:19:31,249 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-10-31 22:19:32,253 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 320#L707-1true, 11#L707-1true, 331#true]) [2024-10-31 22:19:32,253 INFO L294 olderBase$Statistics]: this new event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,253 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2024-10-31 22:19:32,253 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2024-10-31 22:19:32,253 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,336 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 320#L707-1true, 331#true, 125#L707-2true]) [2024-10-31 22:19:32,336 INFO L294 olderBase$Statistics]: this new event has 260 ancestors and is cut-off event [2024-10-31 22:19:32,336 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-10-31 22:19:32,336 INFO L297 olderBase$Statistics]: existing Event has 260 ancestors and is cut-off event [2024-10-31 22:19:32,337 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-10-31 22:19:32,337 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 11#L707-1true, 273#L707-2true, 331#true]) [2024-10-31 22:19:32,337 INFO L294 olderBase$Statistics]: this new event has 260 ancestors and is cut-off event [2024-10-31 22:19:32,337 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-10-31 22:19:32,337 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-10-31 22:19:32,337 INFO L297 olderBase$Statistics]: existing Event has 260 ancestors and is cut-off event [2024-10-31 22:19:32,418 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 273#L707-2true, 125#L707-2true]) [2024-10-31 22:19:32,418 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2024-10-31 22:19:32,418 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-10-31 22:19:32,418 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-10-31 22:19:32,418 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2024-10-31 22:19:32,552 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, 177#L707-5true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 320#L707-1true, 331#true]) [2024-10-31 22:19:32,552 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2024-10-31 22:19:32,552 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-10-31 22:19:32,552 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-10-31 22:19:32,552 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-10-31 22:19:32,553 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 11#L707-1true, 331#true, 204#L707-5true]) [2024-10-31 22:19:32,553 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2024-10-31 22:19:32,554 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-10-31 22:19:32,554 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-10-31 22:19:32,554 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-10-31 22:19:32,612 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, Black: 333#true, 177#L707-5true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 273#L707-2true]) [2024-10-31 22:19:32,612 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,612 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,612 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,612 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,612 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, 177#L707-5true, Black: 333#true, 338#true, 189#threadErr4ASSERT_VIOLATIONDATA_RACEtrue, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true]) [2024-10-31 22:19:32,612 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, 177#L707-5true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 273#L707-2true, 331#true]) [2024-10-31 22:19:32,613 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,613 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,614 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,614 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 125#L707-2true, 204#L707-5true]) [2024-10-31 22:19:32,615 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,615 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,615 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,615 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,616 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 125#L707-2true, 204#L707-5true]) [2024-10-31 22:19:32,616 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,616 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,616 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,616 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,616 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 142#threadErr4ASSERT_VIOLATIONDATA_RACEtrue, 204#L707-5true]) [2024-10-31 22:19:32,617 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,617 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,617 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2024-10-31 22:19:32,617 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2024-10-31 22:19:32,758 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [329#true, 177#L707-5true, Black: 333#true, 338#true, 221#L728-1true, 335#(= |#race~threads_alive~0| 0), 331#true, 204#L707-5true]) [2024-10-31 22:19:32,758 INFO L294 olderBase$Statistics]: this new event has 267 ancestors and is cut-off event [2024-10-31 22:19:32,758 INFO L297 olderBase$Statistics]: existing Event has 262 ancestors and is cut-off event [2024-10-31 22:19:32,758 INFO L297 olderBase$Statistics]: existing Event has 262 ancestors and is cut-off event [2024-10-31 22:19:32,758 INFO L297 olderBase$Statistics]: existing Event has 262 ancestors and is cut-off event [2024-10-31 22:19:33,184 INFO L124 PetriNetUnfolderBase]: 19313/56019 cut-off events. [2024-10-31 22:19:33,185 INFO L125 PetriNetUnfolderBase]: For 2184/2365 co-relation queries the response was YES. [2024-10-31 22:19:33,386 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91029 conditions, 56019 events. 19313/56019 cut-off events. For 2184/2365 co-relation queries the response was YES. Maximal size of possible extension queue 1525. Compared 736063 event pairs, 12819 based on Foata normal form. 0/49796 useless extension candidates. Maximal degree in co-relation 87658. Up to 22876 conditions per place. [2024-10-31 22:19:33,666 INFO L140 encePairwiseOnDemand]: 329/335 looper letters, 60 selfloop transitions, 5 changer transitions 0/368 dead transitions. [2024-10-31 22:19:33,667 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 335 places, 368 transitions, 984 flow [2024-10-31 22:19:33,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:19:33,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:19:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 930 transitions. [2024-10-31 22:19:33,670 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9253731343283582 [2024-10-31 22:19:33,671 INFO L175 Difference]: Start difference. First operand has 334 places, 344 transitions, 806 flow. Second operand 3 states and 930 transitions. [2024-10-31 22:19:33,671 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 335 places, 368 transitions, 984 flow [2024-10-31 22:19:33,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 333 places, 368 transitions, 952 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:19:33,727 INFO L231 Difference]: Finished difference. Result has 335 places, 348 transitions, 812 flow [2024-10-31 22:19:33,730 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=335, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=331, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=344, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=812, PETRI_PLACES=335, PETRI_TRANSITIONS=348} [2024-10-31 22:19:33,731 INFO L277 CegarLoopForPetriNet]: 330 programPoint places, 5 predicate places. [2024-10-31 22:19:33,731 INFO L471 AbstractCegarLoop]: Abstraction has has 335 places, 348 transitions, 812 flow [2024-10-31 22:19:33,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 290.3333333333333) internal successors, (871), 3 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:33,733 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:19:33,734 INFO L204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:33,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:19:33,734 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-10-31 22:19:33,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:33,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1137528311, now seen corresponding path program 1 times [2024-10-31 22:19:33,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:33,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976076897] [2024-10-31 22:19:33,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:33,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:19:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:33,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:33,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:19:33,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976076897] [2024-10-31 22:19:33,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976076897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:19:33,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:19:33,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:19:33,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083541795] [2024-10-31 22:19:33,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:19:33,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:19:33,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:19:33,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:19:33,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:19:33,921 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 283 out of 335 [2024-10-31 22:19:33,922 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 348 transitions, 812 flow. Second operand has 3 states, 3 states have (on average 285.0) internal successors, (855), 3 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:33,923 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:19:33,923 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 283 of 335 [2024-10-31 22:19:33,923 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:19:34,926 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][276], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 224#L721-1true, 110#L694-2true, 331#true, 343#true, 219#L694-7true]) [2024-10-31 22:19:34,926 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2024-10-31 22:19:34,926 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-10-31 22:19:34,926 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-10-31 22:19:34,926 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-10-31 22:19:35,049 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [329#true, Black: 333#true, 338#true, 324#L696true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 224#L721-1true, 110#L694-2true, 343#true, 331#true]) [2024-10-31 22:19:35,050 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2024-10-31 22:19:35,050 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2024-10-31 22:19:35,050 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-10-31 22:19:35,050 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-10-31 22:19:35,096 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][184], [329#true, Black: 333#true, 338#true, 110#L694-2true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 224#L721-1true, 105#L696-3true, 331#true, 343#true]) [2024-10-31 22:19:35,096 INFO L294 olderBase$Statistics]: this new event has 213 ancestors and is cut-off event [2024-10-31 22:19:35,096 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2024-10-31 22:19:35,096 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2024-10-31 22:19:35,096 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2024-10-31 22:19:35,209 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 224#L721-1true, 327#L697-3true, 331#true, 343#true]) [2024-10-31 22:19:35,209 INFO L294 olderBase$Statistics]: this new event has 215 ancestors and is cut-off event [2024-10-31 22:19:35,209 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-10-31 22:19:35,209 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-10-31 22:19:35,209 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-10-31 22:19:35,599 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][184], [329#true, Black: 333#true, 338#true, 224#L721-1true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 190#L705-2true, 343#true, 331#true]) [2024-10-31 22:19:35,599 INFO L294 olderBase$Statistics]: this new event has 220 ancestors and is cut-off event [2024-10-31 22:19:35,599 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-10-31 22:19:35,599 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-10-31 22:19:35,599 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-10-31 22:19:35,600 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 224#L721-1true, 110#L694-2true, 343#true, 331#true, 287#L699-3true]) [2024-10-31 22:19:35,600 INFO L294 olderBase$Statistics]: this new event has 220 ancestors and is cut-off event [2024-10-31 22:19:35,600 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-10-31 22:19:35,600 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-10-31 22:19:35,600 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-10-31 22:19:36,061 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: 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][184], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 224#L721-1true, 243#L706-3true, 331#true, 343#true]) [2024-10-31 22:19:36,062 INFO L294 olderBase$Statistics]: this new event has 222 ancestors and is cut-off event [2024-10-31 22:19:36,062 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2024-10-31 22:19:36,062 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2024-10-31 22:19:36,062 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2024-10-31 22:19:36,063 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [329#true, Black: 333#true, 338#true, 314#L700-3true, 224#L721-1true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 343#true, 331#true]) [2024-10-31 22:19:36,063 INFO L294 olderBase$Statistics]: this new event has 222 ancestors and is cut-off event [2024-10-31 22:19:36,063 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2024-10-31 22:19:36,063 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2024-10-31 22:19:36,063 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2024-10-31 22:19:36,556 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][330], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 331#true, 219#L694-7true, 343#true]) [2024-10-31 22:19:36,556 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-10-31 22:19:36,556 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-10-31 22:19:36,556 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-10-31 22:19:36,556 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-10-31 22:19:36,676 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 324#L696true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 343#true, 331#true]) [2024-10-31 22:19:36,676 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-10-31 22:19:36,676 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-10-31 22:19:36,676 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-10-31 22:19:36,676 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-10-31 22:19:37,025 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 105#L696-3true, 331#true, 343#true]) [2024-10-31 22:19:37,025 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2024-10-31 22:19:37,026 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-10-31 22:19:37,026 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-10-31 22:19:37,026 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-10-31 22:19:37,028 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, 324#L696true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 331#true, 343#true]) [2024-10-31 22:19:37,028 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-10-31 22:19:37,028 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-10-31 22:19:37,028 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-10-31 22:19:37,028 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-10-31 22:19:37,028 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-10-31 22:19:37,172 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 105#L696-3true, 331#true, 343#true]) [2024-10-31 22:19:37,172 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2024-10-31 22:19:37,172 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-10-31 22:19:37,173 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-10-31 22:19:37,173 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-10-31 22:19:37,173 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-10-31 22:19:37,212 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([951] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][276], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 224#L721-1true, 331#true, 273#L707-2true, 219#L694-7true, 343#true]) [2024-10-31 22:19:37,212 INFO L294 olderBase$Statistics]: this new event has 230 ancestors and is cut-off event [2024-10-31 22:19:37,212 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2024-10-31 22:19:37,212 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2024-10-31 22:19:37,213 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2024-10-31 22:19:37,311 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([971] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [329#true, Black: 333#true, 338#true, Black: 340#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet25#1|), 110#L694-2true, 221#L728-1true, 331#true, 343#true, 327#L697-3true]) [2024-10-31 22:19:37,311 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2024-10-31 22:19:37,312 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-10-31 22:19:37,312 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-10-31 22:19:37,312 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event