./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 17:14:38,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 17:14:38,376 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-14 17:14:38,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 17:14:38,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 17:14:38,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 17:14:38,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 17:14:38,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 17:14:38,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 17:14:38,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 17:14:38,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 17:14:38,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 17:14:38,425 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 17:14:38,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 17:14:38,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 17:14:38,426 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 17:14:38,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 17:14:38,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 17:14:38,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 17:14:38,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 17:14:38,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 17:14:38,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 17:14:38,428 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-14 17:14:38,428 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 17:14:38,429 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 17:14:38,429 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 17:14:38,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 17:14:38,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 17:14:38,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 17:14:38,430 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 17:14:38,431 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 17:14:38,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 17:14:38,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 17:14:38,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 17:14:38,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 17:14:38,432 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 17:14:38,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 17:14:38,433 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 17:14:38,433 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 17:14:38,433 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 17:14:38,433 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 17:14:38,434 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbff9cba9b3794b18d55ca52c1abf6279404a7b220f91d79730a04b586f9ee44 [2024-10-14 17:14:38,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 17:14:38,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 17:14:38,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 17:14:38,735 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 17:14:38,736 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 17:14:38,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2024-10-14 17:14:40,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 17:14:40,420 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 17:14:40,421 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2024-10-14 17:14:40,428 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35e4c933/cc9d6ce425f545e29b1913e73b0b2984/FLAGb7e2f8ba9 [2024-10-14 17:14:40,441 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35e4c933/cc9d6ce425f545e29b1913e73b0b2984 [2024-10-14 17:14:40,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 17:14:40,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 17:14:40,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 17:14:40,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 17:14:40,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 17:14:40,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17779c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40, skipping insertion in model container [2024-10-14 17:14:40,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 17:14:40,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 17:14:40,702 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 17:14:40,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 17:14:40,752 INFO L204 MainTranslator]: Completed translation [2024-10-14 17:14:40,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40 WrapperNode [2024-10-14 17:14:40,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 17:14:40,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 17:14:40,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 17:14:40,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 17:14:40,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,818 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 574 [2024-10-14 17:14:40,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 17:14:40,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 17:14:40,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 17:14:40,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 17:14:40,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 17:14:40,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 17:14:40,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 17:14:40,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 17:14:40,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (1/1) ... [2024-10-14 17:14:40,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 17:14:40,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 17:14:40,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 17:14:40,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 17:14:40,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 17:14:40,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-14 17:14:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-14 17:14:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-14 17:14:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-14 17:14:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-14 17:14:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-14 17:14:40,990 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-14 17:14:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-14 17:14:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-14 17:14:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-14 17:14:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-14 17:14:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-14 17:14:40,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-14 17:14:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 17:14:40,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 17:14:40,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 17:14:40,996 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-14 17:14:41,136 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 17:14:41,138 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 17:14:41,957 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 17:14:41,958 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 17:14:42,536 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 17:14:42,536 INFO L314 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-14 17:14:42,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:14:42 BoogieIcfgContainer [2024-10-14 17:14:42,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 17:14:42,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 17:14:42,539 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 17:14:42,542 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 17:14:42,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:14:40" (1/3) ... [2024-10-14 17:14:42,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cae7369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:14:42, skipping insertion in model container [2024-10-14 17:14:42,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:14:40" (2/3) ... [2024-10-14 17:14:42,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cae7369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:14:42, skipping insertion in model container [2024-10-14 17:14:42,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:14:42" (3/3) ... [2024-10-14 17:14:42,546 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult2.wvr.c [2024-10-14 17:14:42,563 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 17:14:42,564 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 89 error locations. [2024-10-14 17:14:42,564 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-14 17:14:42,691 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-14 17:14:42,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 381 places, 387 transitions, 802 flow [2024-10-14 17:14:42,875 INFO L124 PetriNetUnfolderBase]: 19/383 cut-off events. [2024-10-14 17:14:42,875 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-10-14 17:14:42,886 INFO L83 FinitePrefix]: Finished finitePrefix Result has 400 conditions, 383 events. 19/383 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 556 event pairs, 0 based on Foata normal form. 0/275 useless extension candidates. Maximal degree in co-relation 334. Up to 2 conditions per place. [2024-10-14 17:14:42,886 INFO L82 GeneralOperation]: Start removeDead. Operand has 381 places, 387 transitions, 802 flow [2024-10-14 17:14:42,899 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 361 places, 366 transitions, 756 flow [2024-10-14 17:14:42,935 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 17:14:42,942 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;@71c5c35c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 17:14:42,942 INFO L334 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-10-14 17:14:42,950 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 17:14:42,950 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-14 17:14:42,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 17:14:42,950 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:42,951 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] [2024-10-14 17:14:42,952 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:42,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:42,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1793407485, now seen corresponding path program 1 times [2024-10-14 17:14:42,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:42,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767008409] [2024-10-14 17:14:42,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:42,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:43,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:43,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767008409] [2024-10-14 17:14:43,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767008409] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:43,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:43,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:43,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183013839] [2024-10-14 17:14:43,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:43,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:43,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:43,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:43,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:43,261 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:43,270 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 366 transitions, 756 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:43,273 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:43,273 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:43,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:43,714 INFO L124 PetriNetUnfolderBase]: 451/1148 cut-off events. [2024-10-14 17:14:43,714 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2024-10-14 17:14:43,720 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1888 conditions, 1148 events. 451/1148 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5120 event pairs, 272 based on Foata normal form. 183/1208 useless extension candidates. Maximal degree in co-relation 1525. Up to 613 conditions per place. [2024-10-14 17:14:43,729 INFO L140 encePairwiseOnDemand]: 303/387 looper letters, 24 selfloop transitions, 2 changer transitions 5/284 dead transitions. [2024-10-14 17:14:43,730 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 284 transitions, 644 flow [2024-10-14 17:14:43,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:43,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 936 transitions. [2024-10-14 17:14:43,746 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8062015503875969 [2024-10-14 17:14:43,748 INFO L175 Difference]: Start difference. First operand has 361 places, 366 transitions, 756 flow. Second operand 3 states and 936 transitions. [2024-10-14 17:14:43,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 284 transitions, 644 flow [2024-10-14 17:14:43,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 284 transitions, 628 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-10-14 17:14:43,760 INFO L231 Difference]: Finished difference. Result has 284 places, 279 transitions, 570 flow [2024-10-14 17:14:43,763 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=576, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=284, PETRI_TRANSITIONS=279} [2024-10-14 17:14:43,767 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -77 predicate places. [2024-10-14 17:14:43,770 INFO L471 AbstractCegarLoop]: Abstraction has has 284 places, 279 transitions, 570 flow [2024-10-14 17:14:43,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:43,771 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:43,771 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] [2024-10-14 17:14:43,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 17:14:43,772 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:43,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:43,773 INFO L85 PathProgramCache]: Analyzing trace with hash -65545383, now seen corresponding path program 1 times [2024-10-14 17:14:43,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:43,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183282324] [2024-10-14 17:14:43,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:43,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:43,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:43,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183282324] [2024-10-14 17:14:43,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183282324] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:43,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:43,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:43,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392212605] [2024-10-14 17:14:43,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:43,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:43,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:43,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:43,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:43,855 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:43,857 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 279 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:43,857 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:43,857 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:43,857 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:44,163 INFO L124 PetriNetUnfolderBase]: 451/1142 cut-off events. [2024-10-14 17:14:44,163 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-14 17:14:44,167 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1801 conditions, 1142 events. 451/1142 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5101 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1762. Up to 613 conditions per place. [2024-10-14 17:14:44,171 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-10-14 17:14:44,172 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 278 transitions, 620 flow [2024-10-14 17:14:44,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-14 17:14:44,175 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-14 17:14:44,175 INFO L175 Difference]: Start difference. First operand has 284 places, 279 transitions, 570 flow. Second operand 3 states and 855 transitions. [2024-10-14 17:14:44,175 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 278 transitions, 620 flow [2024-10-14 17:14:44,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 278 transitions, 616 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:44,184 INFO L231 Difference]: Finished difference. Result has 278 places, 278 transitions, 568 flow [2024-10-14 17:14:44,184 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=278, PETRI_TRANSITIONS=278} [2024-10-14 17:14:44,185 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -83 predicate places. [2024-10-14 17:14:44,185 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 278 transitions, 568 flow [2024-10-14 17:14:44,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:44,186 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:44,187 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] [2024-10-14 17:14:44,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 17:14:44,188 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:44,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:44,189 INFO L85 PathProgramCache]: Analyzing trace with hash -691163728, now seen corresponding path program 1 times [2024-10-14 17:14:44,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:44,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488087273] [2024-10-14 17:14:44,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:44,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:44,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:44,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:44,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488087273] [2024-10-14 17:14:44,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488087273] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:44,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:44,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:44,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438577622] [2024-10-14 17:14:44,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:44,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:44,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:44,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:44,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:44,299 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:44,301 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 278 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:44,302 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:44,302 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:44,302 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:44,601 INFO L124 PetriNetUnfolderBase]: 451/1141 cut-off events. [2024-10-14 17:14:44,602 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-14 17:14:44,604 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1800 conditions, 1141 events. 451/1141 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5122 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1753. Up to 613 conditions per place. [2024-10-14 17:14:44,609 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2024-10-14 17:14:44,609 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 277 transitions, 618 flow [2024-10-14 17:14:44,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:44,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-14 17:14:44,612 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-14 17:14:44,612 INFO L175 Difference]: Start difference. First operand has 278 places, 278 transitions, 568 flow. Second operand 3 states and 855 transitions. [2024-10-14 17:14:44,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 277 transitions, 618 flow [2024-10-14 17:14:44,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 277 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:44,618 INFO L231 Difference]: Finished difference. Result has 277 places, 277 transitions, 566 flow [2024-10-14 17:14:44,618 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=277, PETRI_TRANSITIONS=277} [2024-10-14 17:14:44,620 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -84 predicate places. [2024-10-14 17:14:44,620 INFO L471 AbstractCegarLoop]: Abstraction has has 277 places, 277 transitions, 566 flow [2024-10-14 17:14:44,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:44,621 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:44,621 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] [2024-10-14 17:14:44,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 17:14:44,622 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:44,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:44,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1603366193, now seen corresponding path program 1 times [2024-10-14 17:14:44,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:44,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635372960] [2024-10-14 17:14:44,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:44,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:44,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:44,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635372960] [2024-10-14 17:14:44,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635372960] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:44,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:44,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:44,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130875631] [2024-10-14 17:14:44,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:44,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:44,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:44,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:44,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:44,707 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:44,708 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 277 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:44,708 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:44,708 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:44,709 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:45,046 INFO L124 PetriNetUnfolderBase]: 451/1140 cut-off events. [2024-10-14 17:14:45,047 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-14 17:14:45,050 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1799 conditions, 1140 events. 451/1140 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5114 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1744. Up to 613 conditions per place. [2024-10-14 17:14:45,055 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/276 dead transitions. [2024-10-14 17:14:45,055 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 276 transitions, 616 flow [2024-10-14 17:14:45,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-14 17:14:45,058 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-14 17:14:45,058 INFO L175 Difference]: Start difference. First operand has 277 places, 277 transitions, 566 flow. Second operand 3 states and 855 transitions. [2024-10-14 17:14:45,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 276 transitions, 616 flow [2024-10-14 17:14:45,060 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 276 transitions, 612 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:45,063 INFO L231 Difference]: Finished difference. Result has 276 places, 276 transitions, 564 flow [2024-10-14 17:14:45,063 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=276, PETRI_TRANSITIONS=276} [2024-10-14 17:14:45,064 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -85 predicate places. [2024-10-14 17:14:45,064 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 276 transitions, 564 flow [2024-10-14 17:14:45,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:45,065 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:45,065 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] [2024-10-14 17:14:45,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 17:14:45,066 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:45,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:45,066 INFO L85 PathProgramCache]: Analyzing trace with hash -743281759, now seen corresponding path program 1 times [2024-10-14 17:14:45,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:45,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131806723] [2024-10-14 17:14:45,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:45,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:45,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:45,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131806723] [2024-10-14 17:14:45,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131806723] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:45,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:45,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:45,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328105269] [2024-10-14 17:14:45,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:45,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:45,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:45,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:45,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:45,129 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:45,130 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 276 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:45,130 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:45,130 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:45,130 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:45,370 INFO L124 PetriNetUnfolderBase]: 451/1139 cut-off events. [2024-10-14 17:14:45,370 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-10-14 17:14:45,373 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1798 conditions, 1139 events. 451/1139 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5111 event pairs, 272 based on Foata normal form. 0/1025 useless extension candidates. Maximal degree in co-relation 1735. Up to 613 conditions per place. [2024-10-14 17:14:45,377 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/275 dead transitions. [2024-10-14 17:14:45,377 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 275 transitions, 614 flow [2024-10-14 17:14:45,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:45,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:45,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-14 17:14:45,380 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-14 17:14:45,380 INFO L175 Difference]: Start difference. First operand has 276 places, 276 transitions, 564 flow. Second operand 3 states and 855 transitions. [2024-10-14 17:14:45,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 275 transitions, 614 flow [2024-10-14 17:14:45,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 275 transitions, 610 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:45,385 INFO L231 Difference]: Finished difference. Result has 275 places, 275 transitions, 562 flow [2024-10-14 17:14:45,385 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=275, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=275, PETRI_TRANSITIONS=275} [2024-10-14 17:14:45,386 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-14 17:14:45,386 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 275 transitions, 562 flow [2024-10-14 17:14:45,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:45,387 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:45,387 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] [2024-10-14 17:14:45,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 17:14:45,388 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:45,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:45,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1705988970, now seen corresponding path program 1 times [2024-10-14 17:14:45,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:45,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137273486] [2024-10-14 17:14:45,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:45,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:45,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:45,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137273486] [2024-10-14 17:14:45,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137273486] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:45,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:45,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:45,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191837184] [2024-10-14 17:14:45,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:45,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:45,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:45,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:45,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:45,449 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:45,451 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 275 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:45,451 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:45,451 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:45,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:45,770 INFO L124 PetriNetUnfolderBase]: 595/1525 cut-off events. [2024-10-14 17:14:45,770 INFO L125 PetriNetUnfolderBase]: For 50/50 co-relation queries the response was YES. [2024-10-14 17:14:45,773 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2386 conditions, 1525 events. 595/1525 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 8177 event pairs, 228 based on Foata normal form. 0/1364 useless extension candidates. Maximal degree in co-relation 2315. Up to 435 conditions per place. [2024-10-14 17:14:45,779 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 36 selfloop transitions, 2 changer transitions 0/289 dead transitions. [2024-10-14 17:14:45,779 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 289 transitions, 671 flow [2024-10-14 17:14:45,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:45,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 879 transitions. [2024-10-14 17:14:45,782 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7571059431524548 [2024-10-14 17:14:45,782 INFO L175 Difference]: Start difference. First operand has 275 places, 275 transitions, 562 flow. Second operand 3 states and 879 transitions. [2024-10-14 17:14:45,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 289 transitions, 671 flow [2024-10-14 17:14:45,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 289 transitions, 667 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:45,787 INFO L231 Difference]: Finished difference. Result has 275 places, 275 transitions, 566 flow [2024-10-14 17:14:45,788 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=275, PETRI_TRANSITIONS=275} [2024-10-14 17:14:45,788 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-14 17:14:45,789 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 275 transitions, 566 flow [2024-10-14 17:14:45,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:45,789 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:45,790 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] [2024-10-14 17:14:45,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 17:14:45,790 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:45,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:45,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1967905325, now seen corresponding path program 1 times [2024-10-14 17:14:45,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:45,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887348262] [2024-10-14 17:14:45,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:45,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:45,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:45,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887348262] [2024-10-14 17:14:45,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887348262] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:45,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:45,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:45,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573514177] [2024-10-14 17:14:45,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:45,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:45,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:45,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:45,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:45,857 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-14 17:14:45,859 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 275 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:45,859 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:45,859 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-14 17:14:45,859 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:46,151 INFO L124 PetriNetUnfolderBase]: 595/1527 cut-off events. [2024-10-14 17:14:46,152 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-10-14 17:14:46,154 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2534 conditions, 1527 events. 595/1527 cut-off events. For 151/151 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8246 event pairs, 375 based on Foata normal form. 0/1366 useless extension candidates. Maximal degree in co-relation 1224. Up to 808 conditions per place. [2024-10-14 17:14:46,160 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 24 selfloop transitions, 2 changer transitions 0/274 dead transitions. [2024-10-14 17:14:46,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 274 transitions, 616 flow [2024-10-14 17:14:46,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-14 17:14:46,163 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-14 17:14:46,163 INFO L175 Difference]: Start difference. First operand has 275 places, 275 transitions, 566 flow. Second operand 3 states and 857 transitions. [2024-10-14 17:14:46,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 274 transitions, 616 flow [2024-10-14 17:14:46,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 274 transitions, 614 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:14:46,167 INFO L231 Difference]: Finished difference. Result has 275 places, 274 transitions, 566 flow [2024-10-14 17:14:46,168 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=275, PETRI_TRANSITIONS=274} [2024-10-14 17:14:46,168 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -86 predicate places. [2024-10-14 17:14:46,169 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 274 transitions, 566 flow [2024-10-14 17:14:46,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:46,169 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:46,170 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] [2024-10-14 17:14:46,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 17:14:46,170 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:46,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:46,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1062704743, now seen corresponding path program 1 times [2024-10-14 17:14:46,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:46,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87639763] [2024-10-14 17:14:46,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:46,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:46,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87639763] [2024-10-14 17:14:46,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87639763] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:46,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:46,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:46,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013328864] [2024-10-14 17:14:46,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:46,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:46,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:46,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:46,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:46,228 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 387 [2024-10-14 17:14:46,230 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 274 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:46,230 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:46,230 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 387 [2024-10-14 17:14:46,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:46,565 INFO L124 PetriNetUnfolderBase]: 595/1526 cut-off events. [2024-10-14 17:14:46,566 INFO L125 PetriNetUnfolderBase]: For 150/150 co-relation queries the response was YES. [2024-10-14 17:14:46,569 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2488 conditions, 1526 events. 595/1526 cut-off events. For 150/150 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 8263 event pairs, 375 based on Foata normal form. 0/1366 useless extension candidates. Maximal degree in co-relation 2408. Up to 809 conditions per place. [2024-10-14 17:14:46,575 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/273 dead transitions. [2024-10-14 17:14:46,576 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 273 transitions, 618 flow [2024-10-14 17:14:46,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 855 transitions. [2024-10-14 17:14:46,579 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7364341085271318 [2024-10-14 17:14:46,579 INFO L175 Difference]: Start difference. First operand has 275 places, 274 transitions, 566 flow. Second operand 3 states and 855 transitions. [2024-10-14 17:14:46,579 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 273 transitions, 618 flow [2024-10-14 17:14:46,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 273 transitions, 614 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:46,584 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 564 flow [2024-10-14 17:14:46,585 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-10-14 17:14:46,585 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-14 17:14:46,586 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 564 flow [2024-10-14 17:14:46,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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) [2024-10-14 17:14:46,587 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:46,587 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] [2024-10-14 17:14:46,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 17:14:46,587 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:46,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:46,588 INFO L85 PathProgramCache]: Analyzing trace with hash 3845167, now seen corresponding path program 1 times [2024-10-14 17:14:46,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:46,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491875397] [2024-10-14 17:14:46,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:46,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:46,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:46,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491875397] [2024-10-14 17:14:46,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491875397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:46,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:46,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:46,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955657829] [2024-10-14 17:14:46,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:46,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:46,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:46,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:46,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:46,669 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:46,671 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:46,671 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:46,671 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:46,671 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:47,025 INFO L124 PetriNetUnfolderBase]: 749/1831 cut-off events. [2024-10-14 17:14:47,026 INFO L125 PetriNetUnfolderBase]: For 197/197 co-relation queries the response was YES. [2024-10-14 17:14:47,029 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3026 conditions, 1831 events. 749/1831 cut-off events. For 197/197 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 10304 event pairs, 262 based on Foata normal form. 0/1652 useless extension candidates. Maximal degree in co-relation 2938. Up to 544 conditions per place. [2024-10-14 17:14:47,038 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 37 selfloop transitions, 2 changer transitions 0/287 dead transitions. [2024-10-14 17:14:47,038 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 287 transitions, 678 flow [2024-10-14 17:14:47,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 878 transitions. [2024-10-14 17:14:47,041 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.756244616709733 [2024-10-14 17:14:47,041 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 564 flow. Second operand 3 states and 878 transitions. [2024-10-14 17:14:47,041 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 287 transitions, 678 flow [2024-10-14 17:14:47,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 287 transitions, 674 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:47,046 INFO L231 Difference]: Finished difference. Result has 274 places, 273 transitions, 568 flow [2024-10-14 17:14:47,046 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=274, PETRI_TRANSITIONS=273} [2024-10-14 17:14:47,047 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-14 17:14:47,047 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 273 transitions, 568 flow [2024-10-14 17:14:47,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:47,048 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:47,048 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] [2024-10-14 17:14:47,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 17:14:47,049 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:47,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:47,049 INFO L85 PathProgramCache]: Analyzing trace with hash -793450794, now seen corresponding path program 1 times [2024-10-14 17:14:47,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:47,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300232124] [2024-10-14 17:14:47,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:47,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:47,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:47,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300232124] [2024-10-14 17:14:47,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300232124] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:47,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:47,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:47,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280390787] [2024-10-14 17:14:47,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:47,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:47,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:47,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:47,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:47,103 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-14 17:14:47,105 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 273 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:47,105 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:47,105 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-14 17:14:47,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:47,458 INFO L124 PetriNetUnfolderBase]: 749/1954 cut-off events. [2024-10-14 17:14:47,459 INFO L125 PetriNetUnfolderBase]: For 305/305 co-relation queries the response was YES. [2024-10-14 17:14:47,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3313 conditions, 1954 events. 749/1954 cut-off events. For 305/305 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12037 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 1748. Up to 1018 conditions per place. [2024-10-14 17:14:47,469 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/272 dead transitions. [2024-10-14 17:14:47,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 272 transitions, 620 flow [2024-10-14 17:14:47,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:47,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-14 17:14:47,472 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-14 17:14:47,473 INFO L175 Difference]: Start difference. First operand has 274 places, 273 transitions, 568 flow. Second operand 3 states and 857 transitions. [2024-10-14 17:14:47,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 272 transitions, 620 flow [2024-10-14 17:14:47,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 272 transitions, 618 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:14:47,478 INFO L231 Difference]: Finished difference. Result has 274 places, 272 transitions, 568 flow [2024-10-14 17:14:47,478 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=274, PETRI_TRANSITIONS=272} [2024-10-14 17:14:47,479 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-14 17:14:47,479 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 272 transitions, 568 flow [2024-10-14 17:14:47,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:47,480 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:47,480 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] [2024-10-14 17:14:47,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 17:14:47,480 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:47,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:47,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1809021489, now seen corresponding path program 1 times [2024-10-14 17:14:47,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:47,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512877972] [2024-10-14 17:14:47,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:47,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:47,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:47,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512877972] [2024-10-14 17:14:47,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512877972] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:47,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:47,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:47,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740165246] [2024-10-14 17:14:47,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:47,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:47,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:47,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:47,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:47,534 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:47,535 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 272 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:47,535 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:47,535 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:47,535 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:47,873 INFO L124 PetriNetUnfolderBase]: 749/1953 cut-off events. [2024-10-14 17:14:47,873 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:47,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3258 conditions, 1953 events. 749/1953 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12042 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3161. Up to 1016 conditions per place. [2024-10-14 17:14:47,884 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/271 dead transitions. [2024-10-14 17:14:47,884 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 271 transitions, 616 flow [2024-10-14 17:14:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-14 17:14:47,887 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-14 17:14:47,887 INFO L175 Difference]: Start difference. First operand has 274 places, 272 transitions, 568 flow. Second operand 3 states and 864 transitions. [2024-10-14 17:14:47,887 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 271 transitions, 616 flow [2024-10-14 17:14:47,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 612 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:47,892 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 564 flow [2024-10-14 17:14:47,892 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=564, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-10-14 17:14:47,893 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -88 predicate places. [2024-10-14 17:14:47,893 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 564 flow [2024-10-14 17:14:47,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:47,894 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:47,894 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] [2024-10-14 17:14:47,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 17:14:47,894 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:47,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:47,895 INFO L85 PathProgramCache]: Analyzing trace with hash 2022571465, now seen corresponding path program 1 times [2024-10-14 17:14:47,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:47,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526260014] [2024-10-14 17:14:47,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:47,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:47,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:47,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:47,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526260014] [2024-10-14 17:14:47,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526260014] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:47,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:47,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:47,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801788884] [2024-10-14 17:14:47,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:47,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:47,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:47,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:47,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:47,966 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-14 17:14:47,967 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 271 transitions, 564 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:47,967 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:47,967 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-14 17:14:47,967 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:48,376 INFO L124 PetriNetUnfolderBase]: 749/1952 cut-off events. [2024-10-14 17:14:48,376 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:48,381 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3258 conditions, 1952 events. 749/1952 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12040 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3161. Up to 1018 conditions per place. [2024-10-14 17:14:48,389 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/270 dead transitions. [2024-10-14 17:14:48,389 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 274 places, 270 transitions, 616 flow [2024-10-14 17:14:48,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-14 17:14:48,392 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-14 17:14:48,392 INFO L175 Difference]: Start difference. First operand has 273 places, 271 transitions, 564 flow. Second operand 3 states and 857 transitions. [2024-10-14 17:14:48,392 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 274 places, 270 transitions, 616 flow [2024-10-14 17:14:48,397 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 270 transitions, 615 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:14:48,400 INFO L231 Difference]: Finished difference. Result has 273 places, 270 transitions, 565 flow [2024-10-14 17:14:48,400 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=561, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=565, PETRI_PLACES=273, PETRI_TRANSITIONS=270} [2024-10-14 17:14:48,401 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -88 predicate places. [2024-10-14 17:14:48,401 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 270 transitions, 565 flow [2024-10-14 17:14:48,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:48,402 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:48,402 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] [2024-10-14 17:14:48,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-14 17:14:48,403 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:48,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:48,404 INFO L85 PathProgramCache]: Analyzing trace with hash 668435595, now seen corresponding path program 1 times [2024-10-14 17:14:48,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:48,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381191259] [2024-10-14 17:14:48,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:48,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:48,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:48,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381191259] [2024-10-14 17:14:48,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381191259] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:48,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:48,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 17:14:48,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054771187] [2024-10-14 17:14:48,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:48,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 17:14:48,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:48,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 17:14:48,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-14 17:14:49,115 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 387 [2024-10-14 17:14:49,117 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 270 transitions, 565 flow. Second operand has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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) [2024-10-14 17:14:49,118 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:49,118 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 387 [2024-10-14 17:14:49,118 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:49,466 INFO L124 PetriNetUnfolderBase]: 749/1950 cut-off events. [2024-10-14 17:14:49,466 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:49,472 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3279 conditions, 1950 events. 749/1950 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 12013 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3183. Up to 1031 conditions per place. [2024-10-14 17:14:49,479 INFO L140 encePairwiseOnDemand]: 375/387 looper letters, 38 selfloop transitions, 10 changer transitions 0/268 dead transitions. [2024-10-14 17:14:49,480 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 268 transitions, 657 flow [2024-10-14 17:14:49,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 17:14:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-14 17:14:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1584 transitions. [2024-10-14 17:14:49,484 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6821705426356589 [2024-10-14 17:14:49,484 INFO L175 Difference]: Start difference. First operand has 273 places, 270 transitions, 565 flow. Second operand 6 states and 1584 transitions. [2024-10-14 17:14:49,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 268 transitions, 657 flow [2024-10-14 17:14:49,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 268 transitions, 653 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:49,489 INFO L231 Difference]: Finished difference. Result has 274 places, 268 transitions, 577 flow [2024-10-14 17:14:49,490 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=557, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=577, PETRI_PLACES=274, PETRI_TRANSITIONS=268} [2024-10-14 17:14:49,491 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -87 predicate places. [2024-10-14 17:14:49,491 INFO L471 AbstractCegarLoop]: Abstraction has has 274 places, 268 transitions, 577 flow [2024-10-14 17:14:49,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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) [2024-10-14 17:14:49,493 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:49,493 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] [2024-10-14 17:14:49,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-14 17:14:49,493 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:49,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:49,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1708539300, now seen corresponding path program 1 times [2024-10-14 17:14:49,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:49,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147822973] [2024-10-14 17:14:49,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:49,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:49,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147822973] [2024-10-14 17:14:49,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147822973] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:49,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:49,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:49,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538861703] [2024-10-14 17:14:49,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:49,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:49,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:49,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:49,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:49,545 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:49,546 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 274 places, 268 transitions, 577 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:49,547 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:49,547 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:49,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:49,864 INFO L124 PetriNetUnfolderBase]: 749/1949 cut-off events. [2024-10-14 17:14:49,864 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:49,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3263 conditions, 1949 events. 749/1949 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11989 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3228. Up to 1016 conditions per place. [2024-10-14 17:14:49,884 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/267 dead transitions. [2024-10-14 17:14:49,884 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 267 transitions, 625 flow [2024-10-14 17:14:49,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:49,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:49,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-14 17:14:49,886 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-14 17:14:49,886 INFO L175 Difference]: Start difference. First operand has 274 places, 268 transitions, 577 flow. Second operand 3 states and 864 transitions. [2024-10-14 17:14:49,887 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 267 transitions, 625 flow [2024-10-14 17:14:49,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 267 transitions, 605 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-14 17:14:49,892 INFO L231 Difference]: Finished difference. Result has 270 places, 267 transitions, 557 flow [2024-10-14 17:14:49,892 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=555, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=557, PETRI_PLACES=270, PETRI_TRANSITIONS=267} [2024-10-14 17:14:49,893 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-14 17:14:49,893 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 267 transitions, 557 flow [2024-10-14 17:14:49,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:49,894 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:49,894 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] [2024-10-14 17:14:49,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-14 17:14:49,895 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:49,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:49,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1772100903, now seen corresponding path program 1 times [2024-10-14 17:14:49,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:49,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638393103] [2024-10-14 17:14:49,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:49,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:49,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:49,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638393103] [2024-10-14 17:14:49,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638393103] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:49,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:49,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:49,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950080858] [2024-10-14 17:14:49,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:49,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:49,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:49,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:49,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:49,947 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 387 [2024-10-14 17:14:49,948 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 267 transitions, 557 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:49,948 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:49,948 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 387 [2024-10-14 17:14:49,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:50,248 INFO L124 PetriNetUnfolderBase]: 749/1948 cut-off events. [2024-10-14 17:14:50,248 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:50,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3255 conditions, 1948 events. 749/1948 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11991 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3158. Up to 1018 conditions per place. [2024-10-14 17:14:50,261 INFO L140 encePairwiseOnDemand]: 384/387 looper letters, 25 selfloop transitions, 2 changer transitions 0/266 dead transitions. [2024-10-14 17:14:50,261 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 266 transitions, 609 flow [2024-10-14 17:14:50,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-10-14 17:14:50,263 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7381567614125754 [2024-10-14 17:14:50,263 INFO L175 Difference]: Start difference. First operand has 270 places, 267 transitions, 557 flow. Second operand 3 states and 857 transitions. [2024-10-14 17:14:50,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 266 transitions, 609 flow [2024-10-14 17:14:50,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 270 places, 266 transitions, 608 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:14:50,268 INFO L231 Difference]: Finished difference. Result has 270 places, 266 transitions, 558 flow [2024-10-14 17:14:50,268 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=268, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=270, PETRI_TRANSITIONS=266} [2024-10-14 17:14:50,269 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-14 17:14:50,269 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 266 transitions, 558 flow [2024-10-14 17:14:50,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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) [2024-10-14 17:14:50,269 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:50,270 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] [2024-10-14 17:14:50,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-14 17:14:50,270 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:50,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:50,270 INFO L85 PathProgramCache]: Analyzing trace with hash -827052449, now seen corresponding path program 1 times [2024-10-14 17:14:50,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:50,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448077791] [2024-10-14 17:14:50,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:50,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:50,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:50,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448077791] [2024-10-14 17:14:50,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448077791] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:50,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:50,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:50,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564780439] [2024-10-14 17:14:50,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:50,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:50,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:50,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:50,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:50,322 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:50,323 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 266 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:50,323 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:50,323 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:50,323 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:50,660 INFO L124 PetriNetUnfolderBase]: 749/1947 cut-off events. [2024-10-14 17:14:50,660 INFO L125 PetriNetUnfolderBase]: For 304/304 co-relation queries the response was YES. [2024-10-14 17:14:50,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3254 conditions, 1947 events. 749/1947 cut-off events. For 304/304 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 11948 event pairs, 488 based on Foata normal form. 0/1738 useless extension candidates. Maximal degree in co-relation 3157. Up to 1016 conditions per place. [2024-10-14 17:14:50,670 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 24 selfloop transitions, 1 changer transitions 0/265 dead transitions. [2024-10-14 17:14:50,670 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 265 transitions, 606 flow [2024-10-14 17:14:50,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 864 transitions. [2024-10-14 17:14:50,673 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7441860465116279 [2024-10-14 17:14:50,673 INFO L175 Difference]: Start difference. First operand has 270 places, 266 transitions, 558 flow. Second operand 3 states and 864 transitions. [2024-10-14 17:14:50,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 265 transitions, 606 flow [2024-10-14 17:14:50,675 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 265 transitions, 602 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 17:14:50,678 INFO L231 Difference]: Finished difference. Result has 269 places, 265 transitions, 554 flow [2024-10-14 17:14:50,678 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=264, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=554, PETRI_PLACES=269, PETRI_TRANSITIONS=265} [2024-10-14 17:14:50,679 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -92 predicate places. [2024-10-14 17:14:50,679 INFO L471 AbstractCegarLoop]: Abstraction has has 269 places, 265 transitions, 554 flow [2024-10-14 17:14:50,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:50,680 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:50,681 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] [2024-10-14 17:14:50,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-14 17:14:50,681 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:50,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:50,682 INFO L85 PathProgramCache]: Analyzing trace with hash -450709908, now seen corresponding path program 1 times [2024-10-14 17:14:50,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:50,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416518296] [2024-10-14 17:14:50,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:50,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:50,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:50,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416518296] [2024-10-14 17:14:50,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416518296] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:50,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:50,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:50,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340849236] [2024-10-14 17:14:50,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:50,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:50,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:50,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:50,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:50,740 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 387 [2024-10-14 17:14:50,741 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 265 transitions, 554 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:50,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:50,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 387 [2024-10-14 17:14:50,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:51,056 INFO L124 PetriNetUnfolderBase]: 758/1955 cut-off events. [2024-10-14 17:14:51,056 INFO L125 PetriNetUnfolderBase]: For 306/306 co-relation queries the response was YES. [2024-10-14 17:14:51,062 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3279 conditions, 1955 events. 758/1955 cut-off events. For 306/306 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11617 event pairs, 362 based on Foata normal form. 0/1765 useless extension candidates. Maximal degree in co-relation 3182. Up to 1026 conditions per place. [2024-10-14 17:14:51,070 INFO L140 encePairwiseOnDemand]: 381/387 looper letters, 28 selfloop transitions, 5 changer transitions 0/272 dead transitions. [2024-10-14 17:14:51,070 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 272 transitions, 638 flow [2024-10-14 17:14:51,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:51,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 872 transitions. [2024-10-14 17:14:51,072 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7510766580534023 [2024-10-14 17:14:51,072 INFO L175 Difference]: Start difference. First operand has 269 places, 265 transitions, 554 flow. Second operand 3 states and 872 transitions. [2024-10-14 17:14:51,072 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 272 transitions, 638 flow [2024-10-14 17:14:51,074 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 269 places, 272 transitions, 637 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-14 17:14:51,077 INFO L231 Difference]: Finished difference. Result has 270 places, 268 transitions, 582 flow [2024-10-14 17:14:51,078 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=267, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=264, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=582, PETRI_PLACES=270, PETRI_TRANSITIONS=268} [2024-10-14 17:14:51,078 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -91 predicate places. [2024-10-14 17:14:51,078 INFO L471 AbstractCegarLoop]: Abstraction has has 270 places, 268 transitions, 582 flow [2024-10-14 17:14:51,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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) [2024-10-14 17:14:51,079 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 17:14:51,079 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:14:51,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-14 17:14:51,079 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-10-14 17:14:51,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 17:14:51,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1721005934, now seen corresponding path program 1 times [2024-10-14 17:14:51,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 17:14:51,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220634506] [2024-10-14 17:14:51,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 17:14:51,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 17:14:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 17:14:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 17:14:51,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 17:14:51,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220634506] [2024-10-14 17:14:51,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220634506] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 17:14:51,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 17:14:51,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 17:14:51,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303259086] [2024-10-14 17:14:51,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 17:14:51,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 17:14:51,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 17:14:51,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 17:14:51,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 17:14:51,163 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 387 [2024-10-14 17:14:51,164 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 268 transitions, 582 flow. Second operand has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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) [2024-10-14 17:14:51,164 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 17:14:51,164 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 387 [2024-10-14 17:14:51,164 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 17:14:51,574 INFO L124 PetriNetUnfolderBase]: 758/1951 cut-off events. [2024-10-14 17:14:51,575 INFO L125 PetriNetUnfolderBase]: For 487/487 co-relation queries the response was YES. [2024-10-14 17:14:51,581 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3556 conditions, 1951 events. 758/1951 cut-off events. For 487/487 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 11596 event pairs, 407 based on Foata normal form. 4/1762 useless extension candidates. Maximal degree in co-relation 3460. Up to 1029 conditions per place. [2024-10-14 17:14:51,582 INFO L140 encePairwiseOnDemand]: 385/387 looper letters, 0 selfloop transitions, 0 changer transitions 267/267 dead transitions. [2024-10-14 17:14:51,583 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 271 places, 267 transitions, 634 flow [2024-10-14 17:14:51,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 17:14:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 17:14:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 865 transitions. [2024-10-14 17:14:51,585 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7450473729543498 [2024-10-14 17:14:51,585 INFO L175 Difference]: Start difference. First operand has 270 places, 268 transitions, 582 flow. Second operand 3 states and 865 transitions. [2024-10-14 17:14:51,586 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 271 places, 267 transitions, 634 flow [2024-10-14 17:14:51,587 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 267 transitions, 634 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 17:14:51,589 INFO L231 Difference]: Finished difference. Result has 271 places, 0 transitions, 0 flow [2024-10-14 17:14:51,589 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=387, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=271, PETRI_TRANSITIONS=0} [2024-10-14 17:14:51,590 INFO L277 CegarLoopForPetriNet]: 361 programPoint places, -90 predicate places. [2024-10-14 17:14:51,591 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 0 transitions, 0 flow [2024-10-14 17:14:51,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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) [2024-10-14 17:14:51,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (162 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (161 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (160 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (159 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (157 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (156 of 163 remaining) [2024-10-14 17:14:51,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (155 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (154 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (153 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (152 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (151 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 163 remaining) [2024-10-14 17:14:51,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (147 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (146 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (145 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 163 remaining) [2024-10-14 17:14:51,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (142 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (141 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (140 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (139 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (138 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (137 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (136 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (135 of 163 remaining) [2024-10-14 17:14:51,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (134 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (133 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (132 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (131 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (130 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (129 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (128 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (127 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (126 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (125 of 163 remaining) [2024-10-14 17:14:51,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (124 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (123 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (122 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (121 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (120 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (119 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (118 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (117 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (116 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (115 of 163 remaining) [2024-10-14 17:14:51,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (114 of 163 remaining) [2024-10-14 17:14:51,603 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (113 of 163 remaining) [2024-10-14 17:14:51,603 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (112 of 163 remaining) [2024-10-14 17:14:51,603 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (111 of 163 remaining) [2024-10-14 17:14:51,603 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (110 of 163 remaining) [2024-10-14 17:14:51,603 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (109 of 163 remaining) [2024-10-14 17:14:51,605 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (108 of 163 remaining) [2024-10-14 17:14:51,605 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (107 of 163 remaining) [2024-10-14 17:14:51,605 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (106 of 163 remaining) [2024-10-14 17:14:51,605 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (105 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (104 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (102 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (101 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (100 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (99 of 163 remaining) [2024-10-14 17:14:51,606 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (98 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (97 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (96 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (95 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (94 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 163 remaining) [2024-10-14 17:14:51,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 163 remaining) [2024-10-14 17:14:51,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 163 remaining) [2024-10-14 17:14:51,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 163 remaining) [2024-10-14 17:14:51,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 163 remaining) [2024-10-14 17:14:51,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 163 remaining) [2024-10-14 17:14:51,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 163 remaining) [2024-10-14 17:14:51,613 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 163 remaining) [2024-10-14 17:14:51,614 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 163 remaining) [2024-10-14 17:14:51,615 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 163 remaining) [2024-10-14 17:14:51,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 163 remaining) [2024-10-14 17:14:51,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 163 remaining) [2024-10-14 17:14:51,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 163 remaining) [2024-10-14 17:14:51,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 163 remaining) [2024-10-14 17:14:51,616 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 163 remaining) [2024-10-14 17:14:51,618 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 163 remaining) [2024-10-14 17:14:51,619 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 163 remaining) [2024-10-14 17:14:51,620 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 163 remaining) [2024-10-14 17:14:51,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 163 remaining) [2024-10-14 17:14:51,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 163 remaining) [2024-10-14 17:14:51,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 163 remaining) [2024-10-14 17:14:51,621 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 163 remaining) [2024-10-14 17:14:51,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-14 17:14:51,622 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 17:14:51,630 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-14 17:14:51,630 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 17:14:51,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 05:14:51 BasicIcfg [2024-10-14 17:14:51,636 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 17:14:51,636 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 17:14:51,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 17:14:51,637 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 17:14:51,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:14:42" (3/4) ... [2024-10-14 17:14:51,638 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 17:14:51,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-14 17:14:51,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-14 17:14:51,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-14 17:14:51,641 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-10-14 17:14:51,650 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-10-14 17:14:51,651 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-14 17:14:51,652 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-14 17:14:51,652 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-14 17:14:51,755 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 17:14:51,757 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 17:14:51,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 17:14:51,758 INFO L158 Benchmark]: Toolchain (without parser) took 11313.30ms. Allocated memory was 167.8MB in the beginning and 895.5MB in the end (delta: 727.7MB). Free memory was 136.6MB in the beginning and 658.3MB in the end (delta: -521.7MB). Peak memory consumption was 207.4MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,758 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 17:14:51,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.06ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 121.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.14ms. Allocated memory is still 167.8MB. Free memory was 121.2MB in the beginning and 117.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,759 INFO L158 Benchmark]: Boogie Preprocessor took 80.18ms. Allocated memory is still 167.8MB. Free memory was 117.0MB in the beginning and 113.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,759 INFO L158 Benchmark]: RCFGBuilder took 1636.89ms. Allocated memory is still 167.8MB. Free memory was 113.7MB in the beginning and 104.3MB in the end (delta: 9.3MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,760 INFO L158 Benchmark]: TraceAbstraction took 9097.40ms. Allocated memory was 167.8MB in the beginning and 895.5MB in the end (delta: 727.7MB). Free memory was 103.3MB in the beginning and 664.6MB in the end (delta: -561.3MB). Peak memory consumption was 377.2MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,760 INFO L158 Benchmark]: Witness Printer took 121.07ms. Allocated memory is still 895.5MB. Free memory was 664.6MB in the beginning and 658.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-14 17:14:51,761 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.06ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 121.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.14ms. Allocated memory is still 167.8MB. Free memory was 121.2MB in the beginning and 117.3MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.18ms. Allocated memory is still 167.8MB. Free memory was 117.0MB in the beginning and 113.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1636.89ms. Allocated memory is still 167.8MB. Free memory was 113.7MB in the beginning and 104.3MB in the end (delta: 9.3MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * TraceAbstraction took 9097.40ms. Allocated memory was 167.8MB in the beginning and 895.5MB in the end (delta: 727.7MB). Free memory was 103.3MB in the beginning and 664.6MB in the end (delta: -561.3MB). Peak memory consumption was 377.2MB. Max. memory is 16.1GB. * Witness Printer took 121.07ms. Allocated memory is still 895.5MB. Free memory was 664.6MB in the beginning and 658.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 125]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 159]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 147]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 475 locations, 163 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.9s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 332 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 929 IncrementalHoareTripleChecker+Invalid, 992 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 63 mSDtfsCounter, 929 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=756occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1756 NumberOfCodeBlocks, 1756 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1738 ConstructedInterpolants, 0 QuantifiedInterpolants, 1887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-14 17:14:51,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE