./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/42_FreeBSD_rdma_addr_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 803cd42f 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 ../sv-benchmarks/c/pthread-ext/42_FreeBSD_rdma_addr_sliced.i -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 adac70a9b891a5462c4bee71a2751021c9d437d73a002d25ad244a8f2ad465c8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 17:33:10,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 17:33:10,552 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-22 17:33:10,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 17:33:10,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 17:33:10,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 17:33:10,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 17:33:10,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 17:33:10,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 17:33:10,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 17:33:10,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 17:33:10,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 17:33:10,582 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 17:33:10,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 17:33:10,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 17:33:10,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 17:33:10,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 17:33:10,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 17:33:10,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 17:33:10,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 17:33:10,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 17:33:10,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 17:33:10,588 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-22 17:33:10,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 17:33:10,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 17:33:10,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 17:33:10,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 17:33:10,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 17:33:10,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 17:33:10,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 17:33:10,589 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 17:33:10,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:33:10,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 17:33:10,590 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 17:33:10,591 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 17:33:10,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 17:33:10,592 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adac70a9b891a5462c4bee71a2751021c9d437d73a002d25ad244a8f2ad465c8 [2024-11-22 17:33:10,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 17:33:10,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 17:33:10,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 17:33:10,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 17:33:10,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 17:33:10,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/42_FreeBSD_rdma_addr_sliced.i [2024-11-22 17:33:12,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 17:33:12,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 17:33:12,300 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/42_FreeBSD_rdma_addr_sliced.i [2024-11-22 17:33:12,317 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40624e53/b2d371ea984c441cb6d57efd70fe132d/FLAG87e1783e7 [2024-11-22 17:33:12,333 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40624e53/b2d371ea984c441cb6d57efd70fe132d [2024-11-22 17:33:12,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 17:33:12,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 17:33:12,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 17:33:12,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 17:33:12,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 17:33:12,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c78109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12, skipping insertion in model container [2024-11-22 17:33:12,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 17:33:12,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:33:12,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 17:33:12,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:33:12,857 INFO L204 MainTranslator]: Completed translation [2024-11-22 17:33:12,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12 WrapperNode [2024-11-22 17:33:12,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 17:33:12,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 17:33:12,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 17:33:12,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 17:33:12,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,904 INFO L138 Inliner]: procedures = 175, calls = 38, calls flagged for inlining = 33, calls inlined = 47, statements flattened = 384 [2024-11-22 17:33:12,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 17:33:12,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 17:33:12,905 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 17:33:12,905 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 17:33:12,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,916 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,916 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 17:33:12,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 17:33:12,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 17:33:12,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 17:33:12,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (1/1) ... [2024-11-22 17:33:12,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:33:12,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 17:33:12,976 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) [2024-11-22 17:33:12,982 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 [2024-11-22 17:33:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-22 17:33:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-22 17:33:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 17:33:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 17:33:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 17:33:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 17:33:13,024 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 17:33:13,145 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 17:33:13,149 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 17:33:13,573 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 17:33:13,573 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 17:33:13,765 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 17:33:13,765 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-22 17:33:13,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:33:13 BoogieIcfgContainer [2024-11-22 17:33:13,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 17:33:13,769 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 17:33:13,769 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 17:33:13,772 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 17:33:13,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 05:33:12" (1/3) ... [2024-11-22 17:33:13,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c091d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:33:13, skipping insertion in model container [2024-11-22 17:33:13,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:33:12" (2/3) ... [2024-11-22 17:33:13,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c091d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:33:13, skipping insertion in model container [2024-11-22 17:33:13,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:33:13" (3/3) ... [2024-11-22 17:33:13,774 INFO L112 eAbstractionObserver]: Analyzing ICFG 42_FreeBSD_rdma_addr_sliced.i [2024-11-22 17:33:13,790 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 17:33:13,791 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 50 error locations. [2024-11-22 17:33:13,791 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 17:33:13,877 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 17:33:13,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 241 places, 269 transitions, 542 flow [2024-11-22 17:33:13,951 INFO L124 PetriNetUnfolderBase]: 32/278 cut-off events. [2024-11-22 17:33:13,951 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 17:33:13,958 INFO L83 FinitePrefix]: Finished finitePrefix Result has 282 conditions, 278 events. 32/278 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 911 event pairs, 0 based on Foata normal form. 0/194 useless extension candidates. Maximal degree in co-relation 255. Up to 6 conditions per place. [2024-11-22 17:33:13,958 INFO L82 GeneralOperation]: Start removeDead. Operand has 241 places, 269 transitions, 542 flow [2024-11-22 17:33:13,963 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 241 places, 269 transitions, 542 flow [2024-11-22 17:33:13,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:33:13,975 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;@76e3e6e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:33:13,975 INFO L334 AbstractCegarLoop]: Starting to check reachability of 101 error locations. [2024-11-22 17:33:13,980 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:33:13,980 INFO L124 PetriNetUnfolderBase]: 3/40 cut-off events. [2024-11-22 17:33:13,981 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 17:33:13,981 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:33:13,981 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:33:13,982 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err21ASSERT_VIOLATIONDATA_RACE, thr1Err22ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err26ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2024-11-22 17:33:13,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:33:13,986 INFO L85 PathProgramCache]: Analyzing trace with hash -173690003, now seen corresponding path program 1 times [2024-11-22 17:33:13,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:33:13,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956458011] [2024-11-22 17:33:13,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:33:13,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:33:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 17:33:14,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 17:33:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 17:33:14,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 17:33:14,126 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 17:33:14,127 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 101 remaining) [2024-11-22 17:33:14,128 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (99 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (98 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (97 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (96 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (95 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (94 of 101 remaining) [2024-11-22 17:33:14,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (93 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (92 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (91 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (90 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (89 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (88 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (87 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (86 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (85 of 101 remaining) [2024-11-22 17:33:14,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (84 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (83 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (82 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (81 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (80 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (79 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (78 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (77 of 101 remaining) [2024-11-22 17:33:14,131 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (76 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (75 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (74 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (73 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (72 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (71 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (70 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (69 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (68 of 101 remaining) [2024-11-22 17:33:14,132 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (67 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (66 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (65 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (64 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (63 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (62 of 101 remaining) [2024-11-22 17:33:14,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (61 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (60 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (59 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (58 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (57 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (56 of 101 remaining) [2024-11-22 17:33:14,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (55 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (54 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (53 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (52 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (51 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (50 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (49 of 101 remaining) [2024-11-22 17:33:14,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (48 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (47 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (46 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (45 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (44 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (43 of 101 remaining) [2024-11-22 17:33:14,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (42 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (41 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (40 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (39 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (38 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (37 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (36 of 101 remaining) [2024-11-22 17:33:14,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (35 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (34 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (33 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (32 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (31 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (30 of 101 remaining) [2024-11-22 17:33:14,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (29 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (28 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (27 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (26 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (25 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 101 remaining) [2024-11-22 17:33:14,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (23 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (22 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (21 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (20 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (19 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (18 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (17 of 101 remaining) [2024-11-22 17:33:14,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (16 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (15 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (14 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (13 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (12 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (11 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (10 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (9 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (8 of 101 remaining) [2024-11-22 17:33:14,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (7 of 101 remaining) [2024-11-22 17:33:14,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (6 of 101 remaining) [2024-11-22 17:33:14,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (5 of 101 remaining) [2024-11-22 17:33:14,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (4 of 101 remaining) [2024-11-22 17:33:14,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (3 of 101 remaining) [2024-11-22 17:33:14,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (2 of 101 remaining) [2024-11-22 17:33:14,143 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (1 of 101 remaining) [2024-11-22 17:33:14,143 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (0 of 101 remaining) [2024-11-22 17:33:14,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 17:33:14,144 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-22 17:33:14,147 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-22 17:33:14,148 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-22 17:33:14,202 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 17:33:14,209 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 460 places, 516 transitions, 1042 flow [2024-11-22 17:33:14,346 INFO L124 PetriNetUnfolderBase]: 63/534 cut-off events. [2024-11-22 17:33:14,347 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-22 17:33:14,361 INFO L83 FinitePrefix]: Finished finitePrefix Result has 542 conditions, 534 events. 63/534 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2668 event pairs, 0 based on Foata normal form. 0/368 useless extension candidates. Maximal degree in co-relation 501. Up to 6 conditions per place. [2024-11-22 17:33:14,361 INFO L82 GeneralOperation]: Start removeDead. Operand has 460 places, 516 transitions, 1042 flow [2024-11-22 17:33:14,375 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 460 places, 516 transitions, 1042 flow [2024-11-22 17:33:14,376 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:33:14,377 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;@76e3e6e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:33:14,378 INFO L334 AbstractCegarLoop]: Starting to check reachability of 151 error locations. [2024-11-22 17:33:14,386 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:33:14,389 INFO L124 PetriNetUnfolderBase]: 5/62 cut-off events. [2024-11-22 17:33:14,389 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-22 17:33:14,389 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:33:14,389 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] [2024-11-22 17:33:14,389 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err21ASSERT_VIOLATIONDATA_RACE === [thr1Err21ASSERT_VIOLATIONDATA_RACE, thr1Err22ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err26ASSERT_VIOLATIONDATA_RACE (and 147 more)] === [2024-11-22 17:33:14,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:33:14,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1867781528, now seen corresponding path program 1 times [2024-11-22 17:33:14,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:33:14,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096184562] [2024-11-22 17:33:14,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:33:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:33:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:33:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:33:14,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:33:14,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096184562] [2024-11-22 17:33:14,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096184562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:33:14,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:33:14,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-22 17:33:14,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252031326] [2024-11-22 17:33:14,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:33:14,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 17:33:14,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:33:14,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 17:33:14,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 17:33:14,532 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 516 [2024-11-22 17:33:14,535 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 460 places, 516 transitions, 1042 flow. Second operand has 2 states, 2 states have (on average 363.0) internal successors, (726), 2 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:33:14,535 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:33:14,535 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 516 [2024-11-22 17:33:14,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:33:15,013 INFO L124 PetriNetUnfolderBase]: 527/3795 cut-off events. [2024-11-22 17:33:15,013 INFO L125 PetriNetUnfolderBase]: For 61/61 co-relation queries the response was YES. [2024-11-22 17:33:15,024 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4504 conditions, 3795 events. 527/3795 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 36207 event pairs, 238 based on Foata normal form. 966/4097 useless extension candidates. Maximal degree in co-relation 861. Up to 659 conditions per place. [2024-11-22 17:33:15,040 INFO L140 encePairwiseOnDemand]: 408/516 looper letters, 34 selfloop transitions, 0 changer transitions 0/377 dead transitions. [2024-11-22 17:33:15,041 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 377 transitions, 832 flow [2024-11-22 17:33:15,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 17:33:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-22 17:33:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 866 transitions. [2024-11-22 17:33:15,057 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8391472868217055 [2024-11-22 17:33:15,060 INFO L175 Difference]: Start difference. First operand has 460 places, 516 transitions, 1042 flow. Second operand 2 states and 866 transitions. [2024-11-22 17:33:15,061 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 377 transitions, 832 flow [2024-11-22 17:33:15,066 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 377 transitions, 832 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-22 17:33:15,071 INFO L231 Difference]: Finished difference. Result has 363 places, 377 transitions, 764 flow [2024-11-22 17:33:15,073 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=516, PETRI_DIFFERENCE_MINUEND_FLOW=764, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=377, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=764, PETRI_PLACES=363, PETRI_TRANSITIONS=377} [2024-11-22 17:33:15,076 INFO L277 CegarLoopForPetriNet]: 460 programPoint places, -97 predicate places. [2024-11-22 17:33:15,077 INFO L471 AbstractCegarLoop]: Abstraction has has 363 places, 377 transitions, 764 flow [2024-11-22 17:33:15,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 363.0) internal successors, (726), 2 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 17:33:15,078 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:33:15,078 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:33:15,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 17:33:15,078 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err21ASSERT_VIOLATIONDATA_RACE, thr1Err22ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err26ASSERT_VIOLATIONDATA_RACE (and 147 more)] === [2024-11-22 17:33:15,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:33:15,079 INFO L85 PathProgramCache]: Analyzing trace with hash 663996464, now seen corresponding path program 1 times [2024-11-22 17:33:15,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:33:15,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840028368] [2024-11-22 17:33:15,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:33:15,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:33:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 17:33:15,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 17:33:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 17:33:15,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 17:33:15,129 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 17:33:15,130 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (150 of 151 remaining) [2024-11-22 17:33:15,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (149 of 151 remaining) [2024-11-22 17:33:15,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (148 of 151 remaining) [2024-11-22 17:33:15,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (147 of 151 remaining) [2024-11-22 17:33:15,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (146 of 151 remaining) [2024-11-22 17:33:15,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (145 of 151 remaining) [2024-11-22 17:33:15,133 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (144 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (143 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (142 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (141 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (140 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (139 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (138 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (137 of 151 remaining) [2024-11-22 17:33:15,134 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (136 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (135 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (134 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (133 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (132 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (131 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (130 of 151 remaining) [2024-11-22 17:33:15,135 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (129 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (128 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (127 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (126 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (125 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (124 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (123 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (122 of 151 remaining) [2024-11-22 17:33:15,136 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (121 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (120 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (119 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (118 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (117 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (116 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (115 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (114 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (113 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (112 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (111 of 151 remaining) [2024-11-22 17:33:15,137 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (110 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (109 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (108 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (107 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (106 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (105 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (104 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (103 of 151 remaining) [2024-11-22 17:33:15,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (102 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (101 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (100 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (99 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (98 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (97 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (96 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (95 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (94 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (93 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (92 of 151 remaining) [2024-11-22 17:33:15,139 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (91 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (90 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (89 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (88 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (87 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (86 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (85 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (84 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (83 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (82 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (81 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (80 of 151 remaining) [2024-11-22 17:33:15,140 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (79 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (78 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (77 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (76 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (75 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (74 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (73 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (72 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (71 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (70 of 151 remaining) [2024-11-22 17:33:15,141 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (69 of 151 remaining) [2024-11-22 17:33:15,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (68 of 151 remaining) [2024-11-22 17:33:15,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (67 of 151 remaining) [2024-11-22 17:33:15,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (66 of 151 remaining) [2024-11-22 17:33:15,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (65 of 151 remaining) [2024-11-22 17:33:15,142 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (64 of 151 remaining) [2024-11-22 17:33:15,145 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (63 of 151 remaining) [2024-11-22 17:33:15,145 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (62 of 151 remaining) [2024-11-22 17:33:15,145 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (61 of 151 remaining) [2024-11-22 17:33:15,145 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (60 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (59 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (58 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (57 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (56 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (55 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (54 of 151 remaining) [2024-11-22 17:33:15,146 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (53 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (52 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (51 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (50 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (49 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (48 of 151 remaining) [2024-11-22 17:33:15,148 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (47 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (46 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (45 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (44 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (43 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (42 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (41 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (40 of 151 remaining) [2024-11-22 17:33:15,149 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (39 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (38 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (37 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (36 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (35 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (34 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (33 of 151 remaining) [2024-11-22 17:33:15,150 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (32 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (31 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (30 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (29 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (28 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (27 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (26 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (25 of 151 remaining) [2024-11-22 17:33:15,151 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 151 remaining) [2024-11-22 17:33:15,152 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (23 of 151 remaining) [2024-11-22 17:33:15,152 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (22 of 151 remaining) [2024-11-22 17:33:15,152 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (21 of 151 remaining) [2024-11-22 17:33:15,152 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (20 of 151 remaining) [2024-11-22 17:33:15,152 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (19 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (18 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (17 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (16 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (15 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (14 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (13 of 151 remaining) [2024-11-22 17:33:15,153 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (12 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (11 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (10 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (9 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (8 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (7 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (6 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (5 of 151 remaining) [2024-11-22 17:33:15,154 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (4 of 151 remaining) [2024-11-22 17:33:15,155 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (3 of 151 remaining) [2024-11-22 17:33:15,155 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (2 of 151 remaining) [2024-11-22 17:33:15,155 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (1 of 151 remaining) [2024-11-22 17:33:15,155 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (0 of 151 remaining) [2024-11-22 17:33:15,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 17:33:15,155 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-22 17:33:15,156 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-22 17:33:15,156 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-22 17:33:15,209 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 17:33:15,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 679 places, 763 transitions, 1544 flow [2024-11-22 17:33:15,365 INFO L124 PetriNetUnfolderBase]: 94/790 cut-off events. [2024-11-22 17:33:15,365 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-22 17:33:15,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 803 conditions, 790 events. 94/790 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4641 event pairs, 0 based on Foata normal form. 0/542 useless extension candidates. Maximal degree in co-relation 747. Up to 8 conditions per place. [2024-11-22 17:33:15,384 INFO L82 GeneralOperation]: Start removeDead. Operand has 679 places, 763 transitions, 1544 flow [2024-11-22 17:33:15,409 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 679 places, 763 transitions, 1544 flow [2024-11-22 17:33:15,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:33:15,411 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;@76e3e6e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:33:15,412 INFO L334 AbstractCegarLoop]: Starting to check reachability of 201 error locations. [2024-11-22 17:33:15,415 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:33:15,415 INFO L124 PetriNetUnfolderBase]: 5/66 cut-off events. [2024-11-22 17:33:15,415 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-22 17:33:15,416 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:33:15,416 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] [2024-11-22 17:33:15,416 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err21ASSERT_VIOLATIONDATA_RACE === [thr1Err21ASSERT_VIOLATIONDATA_RACE, thr1Err22ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err26ASSERT_VIOLATIONDATA_RACE (and 197 more)] === [2024-11-22 17:33:15,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:33:15,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1844402670, now seen corresponding path program 1 times [2024-11-22 17:33:15,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:33:15,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026374869] [2024-11-22 17:33:15,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:33:15,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:33:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:33:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:33:15,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:33:15,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026374869] [2024-11-22 17:33:15,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026374869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:33:15,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:33:15,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-22 17:33:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793092716] [2024-11-22 17:33:15,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:33:15,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 17:33:15,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:33:15,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 17:33:15,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 17:33:15,468 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 533 out of 763 [2024-11-22 17:33:15,469 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 679 places, 763 transitions, 1544 flow. Second operand has 2 states, 2 states have (on average 534.0) internal successors, (1068), 2 states have internal predecessors, (1068), 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) [2024-11-22 17:33:15,469 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:33:15,469 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 533 of 763 [2024-11-22 17:33:15,470 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:33:23,805 INFO L124 PetriNetUnfolderBase]: 15346/72071 cut-off events. [2024-11-22 17:33:23,806 INFO L125 PetriNetUnfolderBase]: For 2281/2281 co-relation queries the response was YES. [2024-11-22 17:33:24,117 INFO L83 FinitePrefix]: Finished finitePrefix Result has 90826 conditions, 72071 events. 15346/72071 cut-off events. For 2281/2281 co-relation queries the response was YES. Maximal size of possible extension queue 1556. Compared 1092103 event pairs, 8476 based on Foata normal form. 22735/83081 useless extension candidates. Maximal degree in co-relation 4504. Up to 17668 conditions per place. [2024-11-22 17:33:24,504 INFO L140 encePairwiseOnDemand]: 602/763 looper letters, 51 selfloop transitions, 0 changer transitions 0/557 dead transitions. [2024-11-22 17:33:24,505 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 535 places, 557 transitions, 1234 flow [2024-11-22 17:33:24,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 17:33:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-22 17:33:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1278 transitions. [2024-11-22 17:33:24,511 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8374836173001311 [2024-11-22 17:33:24,511 INFO L175 Difference]: Start difference. First operand has 679 places, 763 transitions, 1544 flow. Second operand 2 states and 1278 transitions. [2024-11-22 17:33:24,511 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 535 places, 557 transitions, 1234 flow [2024-11-22 17:33:24,521 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 535 places, 557 transitions, 1232 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-22 17:33:24,528 INFO L231 Difference]: Finished difference. Result has 535 places, 557 transitions, 1130 flow [2024-11-22 17:33:24,529 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=763, PETRI_DIFFERENCE_MINUEND_FLOW=1130, PETRI_DIFFERENCE_MINUEND_PLACES=534, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1130, PETRI_PLACES=535, PETRI_TRANSITIONS=557} [2024-11-22 17:33:24,530 INFO L277 CegarLoopForPetriNet]: 679 programPoint places, -144 predicate places. [2024-11-22 17:33:24,530 INFO L471 AbstractCegarLoop]: Abstraction has has 535 places, 557 transitions, 1130 flow [2024-11-22 17:33:24,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 534.0) internal successors, (1068), 2 states have internal predecessors, (1068), 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) [2024-11-22 17:33:24,531 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:33:24,531 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] [2024-11-22 17:33:24,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 17:33:24,532 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err21ASSERT_VIOLATIONDATA_RACE, thr1Err22ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err26ASSERT_VIOLATIONDATA_RACE (and 197 more)] === [2024-11-22 17:33:24,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:33:24,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1350620472, now seen corresponding path program 1 times [2024-11-22 17:33:24,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:33:24,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387045178] [2024-11-22 17:33:24,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:33:24,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:33:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:33:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:33:24,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:33:24,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387045178] [2024-11-22 17:33:24,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387045178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:33:24,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:33:24,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:33:24,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169125637] [2024-11-22 17:33:24,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:33:24,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:33:24,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:33:24,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:33:24,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:33:24,657 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 470 out of 763 [2024-11-22 17:33:24,659 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 557 transitions, 1130 flow. Second operand has 3 states, 3 states have (on average 471.3333333333333) internal successors, (1414), 3 states have internal predecessors, (1414), 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) [2024-11-22 17:33:24,659 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:33:24,659 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 470 of 763 [2024-11-22 17:33:24,659 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:33:45,920 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3092] L719-->L719-1: Formula: (and (= v_~MTX~0_394 1) (not (= (ite (= (mod v_~MTX~0_395 256) 0) 1 0) 0))) InVars {~MTX~0=v_~MTX~0_395} OutVars{thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1_5|, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_3|, #race~MTX~0=|v_#race~MTX~0_484|, ~MTX~0=v_~MTX~0_394, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_3|} AuxVars[] AssignedVars[thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1, ~MTX~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][72], [682#true, 488#L740-1true, 678#true, 684#true, 283#L756-6true, 164#L719-1true, 680#true, 502#L720-1true, 676#true]) [2024-11-22 17:33:45,920 INFO L294 olderBase$Statistics]: this new event has 91 ancestors and is cut-off event [2024-11-22 17:33:45,920 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2024-11-22 17:33:45,920 INFO L297 olderBase$Statistics]: existing Event has 68 ancestors and is cut-off event [2024-11-22 17:33:45,921 INFO L297 olderBase$Statistics]: existing Event has 87 ancestors and is cut-off event [2024-11-22 17:33:48,374 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3103] L724-->L724-1: Formula: (and (= v_~MTX~0_388 1) (not (= (ite (= (mod v_~MTX~0_389 256) 0) 1 0) 0))) InVars {~MTX~0=v_~MTX~0_389} OutVars{thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1_11|, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_7|, #race~MTX~0=|v_#race~MTX~0_474|, ~MTX~0=v_~MTX~0_388, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[thr1Thread2of3ForFork0___VERIFIER_atomic_acquire_#t~nondet3#1, ~MTX~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][105], [682#true, 488#L740-1true, 678#true, 684#true, 283#L756-6true, 680#true, 502#L720-1true, 209#L724-1true, 676#true]) [2024-11-22 17:33:48,375 INFO L294 olderBase$Statistics]: this new event has 93 ancestors and is cut-off event [2024-11-22 17:33:48,375 INFO L297 olderBase$Statistics]: existing Event has 87 ancestors and is cut-off event [2024-11-22 17:33:48,375 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2024-11-22 17:33:48,375 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is cut-off event