./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/weaver/popl20-bad-buffer-mult-alt.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 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 11:13:35,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 11:13:35,786 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-17 11:13:35,789 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 11:13:35,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 11:13:35,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 11:13:35,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 11:13:35,804 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 11:13:35,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 11:13:35,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 11:13:35,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 11:13:35,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 11:13:35,806 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:13:35,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 11:13:35,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 11:13:35,807 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 2e9e4bd6e9b16aa5f22ad2335ca34ba741869a12ab5a04a80108cf42ed170c0f [2025-03-17 11:13:35,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 11:13:36,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 11:13:36,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 11:13:36,003 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 11:13:36,003 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 11:13:36,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2025-03-17 11:13:37,087 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3c090a9/34e410cc142347468f7bb1e2e5bff005/FLAG6717e9685 [2025-03-17 11:13:37,350 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 11:13:37,351 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2025-03-17 11:13:37,358 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3c090a9/34e410cc142347468f7bb1e2e5bff005/FLAG6717e9685 [2025-03-17 11:13:37,653 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe3c090a9/34e410cc142347468f7bb1e2e5bff005 [2025-03-17 11:13:37,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 11:13:37,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 11:13:37,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 11:13:37,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 11:13:37,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 11:13:37,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f85e474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37, skipping insertion in model container [2025-03-17 11:13:37,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 11:13:37,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:13:37,839 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 11:13:37,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:13:37,877 INFO L204 MainTranslator]: Completed translation [2025-03-17 11:13:37,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37 WrapperNode [2025-03-17 11:13:37,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 11:13:37,878 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 11:13:37,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 11:13:37,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 11:13:37,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,917 INFO L138 Inliner]: procedures = 25, calls = 60, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 601 [2025-03-17 11:13:37,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 11:13:37,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 11:13:37,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 11:13:37,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 11:13:37,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,949 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 11:13:37,958 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 11:13:37,958 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 11:13:37,958 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 11:13:37,960 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (1/1) ... [2025-03-17 11:13:37,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:13:37,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 11:13:37,988 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) [2025-03-17 11:13:37,991 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 [2025-03-17 11:13:38,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 11:13:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-03-17 11:13:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-03-17 11:13:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-03-17 11:13:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-03-17 11:13:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-03-17 11:13:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-03-17 11:13:38,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-03-17 11:13:38,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-03-17 11:13:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 11:13:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-17 11:13:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-17 11:13:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-17 11:13:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 11:13:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 11:13:38,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 11:13:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-17 11:13:38,013 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-17 11:13:38,106 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 11:13:38,107 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 11:13:38,747 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-17 11:13:38,747 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 11:13:39,078 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 11:13:39,079 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 11:13:39,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:13:39 BoogieIcfgContainer [2025-03-17 11:13:39,079 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 11:13:39,080 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 11:13:39,080 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 11:13:39,083 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 11:13:39,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:13:37" (1/3) ... [2025-03-17 11:13:39,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30de24ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:13:39, skipping insertion in model container [2025-03-17 11:13:39,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:13:37" (2/3) ... [2025-03-17 11:13:39,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30de24ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:13:39, skipping insertion in model container [2025-03-17 11:13:39,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:13:39" (3/3) ... [2025-03-17 11:13:39,085 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2025-03-17 11:13:39,096 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 11:13:39,097 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt.wvr.c that has 5 procedures, 421 locations, 1 initial locations, 6 loop locations, and 95 error locations. [2025-03-17 11:13:39,098 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-17 11:13:39,202 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-03-17 11:13:39,239 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 433 places, 437 transitions, 902 flow [2025-03-17 11:13:39,356 INFO L124 PetriNetUnfolderBase]: 17/433 cut-off events. [2025-03-17 11:13:39,358 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-17 11:13:39,365 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450 conditions, 433 events. 17/433 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 645 event pairs, 0 based on Foata normal form. 0/321 useless extension candidates. Maximal degree in co-relation 385. Up to 2 conditions per place. [2025-03-17 11:13:39,366 INFO L82 GeneralOperation]: Start removeDead. Operand has 433 places, 437 transitions, 902 flow [2025-03-17 11:13:39,374 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 413 places, 416 transitions, 856 flow [2025-03-17 11:13:39,385 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:13:39,395 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;@1ddc2276, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:13:39,395 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2025-03-17 11:13:39,403 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:13:39,405 INFO L124 PetriNetUnfolderBase]: 0/32 cut-off events. [2025-03-17 11:13:39,405 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:13:39,405 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:39,406 INFO L206 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] [2025-03-17 11:13:39,406 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:39,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:39,412 INFO L85 PathProgramCache]: Analyzing trace with hash 553546702, now seen corresponding path program 1 times [2025-03-17 11:13:39,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:39,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624067985] [2025-03-17 11:13:39,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:39,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:39,482 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-03-17 11:13:39,494 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-03-17 11:13:39,495 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:39,495 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:39,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:39,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624067985] [2025-03-17 11:13:39,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624067985] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:39,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:39,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:39,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328188839] [2025-03-17 11:13:39,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:39,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:39,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:39,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:39,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:39,635 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 437 [2025-03-17 11:13:39,643 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 413 places, 416 transitions, 856 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 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) [2025-03-17 11:13:39,644 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:39,644 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 437 [2025-03-17 11:13:39,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:40,061 INFO L124 PetriNetUnfolderBase]: 748/1716 cut-off events. [2025-03-17 11:13:40,061 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2025-03-17 11:13:40,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2919 conditions, 1716 events. 748/1716 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8772 event pairs, 485 based on Foata normal form. 6/1556 useless extension candidates. Maximal degree in co-relation 2496. Up to 1009 conditions per place. [2025-03-17 11:13:40,074 INFO L140 encePairwiseOnDemand]: 358/437 looper letters, 27 selfloop transitions, 2 changer transitions 6/339 dead transitions. [2025-03-17 11:13:40,075 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 339 transitions, 760 flow [2025-03-17 11:13:40,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:40,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:40,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1090 transitions. [2025-03-17 11:13:40,091 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8314263920671243 [2025-03-17 11:13:40,092 INFO L175 Difference]: Start difference. First operand has 413 places, 416 transitions, 856 flow. Second operand 3 states and 1090 transitions. [2025-03-17 11:13:40,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 339 transitions, 760 flow [2025-03-17 11:13:40,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 339 transitions, 744 flow, removed 0 selfloop flow, removed 8 redundant places. [2025-03-17 11:13:40,106 INFO L231 Difference]: Finished difference. Result has 336 places, 333 transitions, 678 flow [2025-03-17 11:13:40,108 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=686, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=678, PETRI_PLACES=336, PETRI_TRANSITIONS=333} [2025-03-17 11:13:40,112 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -77 predicate places. [2025-03-17 11:13:40,112 INFO L471 AbstractCegarLoop]: Abstraction has has 336 places, 333 transitions, 678 flow [2025-03-17 11:13:40,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 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) [2025-03-17 11:13:40,112 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:40,112 INFO L206 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] [2025-03-17 11:13:40,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 11:13:40,113 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:40,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:40,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1386884900, now seen corresponding path program 1 times [2025-03-17 11:13:40,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:40,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974026309] [2025-03-17 11:13:40,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:40,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:40,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-03-17 11:13:40,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-03-17 11:13:40,138 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:40,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:40,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:40,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974026309] [2025-03-17 11:13:40,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974026309] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:40,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:40,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:40,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605721403] [2025-03-17 11:13:40,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:40,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:40,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:40,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:40,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:40,207 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 437 [2025-03-17 11:13:40,208 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 336 places, 333 transitions, 678 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 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) [2025-03-17 11:13:40,209 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:40,209 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 437 [2025-03-17 11:13:40,210 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:40,527 INFO L124 PetriNetUnfolderBase]: 748/1709 cut-off events. [2025-03-17 11:13:40,527 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:40,530 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2793 conditions, 1709 events. 748/1709 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8795 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2753. Up to 1009 conditions per place. [2025-03-17 11:13:40,536 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 27 selfloop transitions, 2 changer transitions 0/332 dead transitions. [2025-03-17 11:13:40,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 332 transitions, 734 flow [2025-03-17 11:13:40,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-17 11:13:40,538 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7734553775743707 [2025-03-17 11:13:40,539 INFO L175 Difference]: Start difference. First operand has 336 places, 333 transitions, 678 flow. Second operand 3 states and 1014 transitions. [2025-03-17 11:13:40,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 332 transitions, 734 flow [2025-03-17 11:13:40,540 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 332 transitions, 730 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:40,543 INFO L231 Difference]: Finished difference. Result has 329 places, 332 transitions, 676 flow [2025-03-17 11:13:40,544 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=672, PETRI_DIFFERENCE_MINUEND_PLACES=327, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=676, PETRI_PLACES=329, PETRI_TRANSITIONS=332} [2025-03-17 11:13:40,544 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -84 predicate places. [2025-03-17 11:13:40,544 INFO L471 AbstractCegarLoop]: Abstraction has has 329 places, 332 transitions, 676 flow [2025-03-17 11:13:40,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 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) [2025-03-17 11:13:40,545 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:40,545 INFO L206 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] [2025-03-17 11:13:40,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 11:13:40,545 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:40,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:40,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1990292761, now seen corresponding path program 1 times [2025-03-17 11:13:40,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:40,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298725378] [2025-03-17 11:13:40,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:40,552 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-17 11:13:40,560 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-17 11:13:40,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:40,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:40,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:40,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298725378] [2025-03-17 11:13:40,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298725378] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:40,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:40,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:40,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681450510] [2025-03-17 11:13:40,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:40,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:40,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:40,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:40,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:40,636 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:40,637 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 329 places, 332 transitions, 676 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:40,637 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:40,638 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:40,638 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:40,882 INFO L124 PetriNetUnfolderBase]: 748/1708 cut-off events. [2025-03-17 11:13:40,883 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:40,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2791 conditions, 1708 events. 748/1708 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8845 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2743. Up to 1008 conditions per place. [2025-03-17 11:13:40,890 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/331 dead transitions. [2025-03-17 11:13:40,891 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 331 transitions, 730 flow [2025-03-17 11:13:40,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:40,893 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:40,893 INFO L175 Difference]: Start difference. First operand has 329 places, 332 transitions, 676 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:40,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 331 transitions, 730 flow [2025-03-17 11:13:40,895 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 331 transitions, 726 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:40,897 INFO L231 Difference]: Finished difference. Result has 328 places, 331 transitions, 674 flow [2025-03-17 11:13:40,898 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=670, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=331, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=674, PETRI_PLACES=328, PETRI_TRANSITIONS=331} [2025-03-17 11:13:40,898 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -85 predicate places. [2025-03-17 11:13:40,898 INFO L471 AbstractCegarLoop]: Abstraction has has 328 places, 331 transitions, 674 flow [2025-03-17 11:13:40,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:40,899 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:40,899 INFO L206 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] [2025-03-17 11:13:40,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 11:13:40,899 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:40,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:40,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1288546959, now seen corresponding path program 1 times [2025-03-17 11:13:40,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:40,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191291723] [2025-03-17 11:13:40,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:40,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:40,907 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-17 11:13:40,914 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-17 11:13:40,915 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:40,915 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:40,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:40,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191291723] [2025-03-17 11:13:40,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191291723] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:40,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:40,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:40,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710399469] [2025-03-17 11:13:40,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:40,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:40,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:40,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:40,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:40,967 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:40,968 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 331 transitions, 674 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:40,968 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:40,968 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:40,969 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:41,248 INFO L124 PetriNetUnfolderBase]: 748/1707 cut-off events. [2025-03-17 11:13:41,248 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:41,252 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2790 conditions, 1707 events. 748/1707 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8812 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2734. Up to 1008 conditions per place. [2025-03-17 11:13:41,258 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2025-03-17 11:13:41,258 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 330 transitions, 728 flow [2025-03-17 11:13:41,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:41,261 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:41,261 INFO L175 Difference]: Start difference. First operand has 328 places, 331 transitions, 674 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:41,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 330 transitions, 728 flow [2025-03-17 11:13:41,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 330 transitions, 724 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:41,266 INFO L231 Difference]: Finished difference. Result has 327 places, 330 transitions, 672 flow [2025-03-17 11:13:41,267 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=327, PETRI_TRANSITIONS=330} [2025-03-17 11:13:41,268 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -86 predicate places. [2025-03-17 11:13:41,268 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 330 transitions, 672 flow [2025-03-17 11:13:41,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:41,269 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:41,269 INFO L206 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] [2025-03-17 11:13:41,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 11:13:41,270 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:41,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:41,271 INFO L85 PathProgramCache]: Analyzing trace with hash 351543065, now seen corresponding path program 1 times [2025-03-17 11:13:41,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:41,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209156760] [2025-03-17 11:13:41,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:41,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:41,283 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-17 11:13:41,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-17 11:13:41,290 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:41,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:41,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:41,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209156760] [2025-03-17 11:13:41,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209156760] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:41,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:41,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:41,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824171331] [2025-03-17 11:13:41,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:41,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:41,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:41,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:41,351 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:41,363 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:41,365 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 330 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:41,365 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:41,365 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:41,365 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:41,666 INFO L124 PetriNetUnfolderBase]: 748/1706 cut-off events. [2025-03-17 11:13:41,666 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:41,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2789 conditions, 1706 events. 748/1706 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8805 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2725. Up to 1008 conditions per place. [2025-03-17 11:13:41,677 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2025-03-17 11:13:41,677 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 329 transitions, 726 flow [2025-03-17 11:13:41,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:41,679 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:41,679 INFO L175 Difference]: Start difference. First operand has 327 places, 330 transitions, 672 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:41,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 329 transitions, 726 flow [2025-03-17 11:13:41,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 329 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:41,684 INFO L231 Difference]: Finished difference. Result has 326 places, 329 transitions, 670 flow [2025-03-17 11:13:41,685 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=326, PETRI_TRANSITIONS=329} [2025-03-17 11:13:41,685 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -87 predicate places. [2025-03-17 11:13:41,685 INFO L471 AbstractCegarLoop]: Abstraction has has 326 places, 329 transitions, 670 flow [2025-03-17 11:13:41,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:41,686 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:41,686 INFO L206 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] [2025-03-17 11:13:41,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 11:13:41,686 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:41,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:41,687 INFO L85 PathProgramCache]: Analyzing trace with hash -904793643, now seen corresponding path program 1 times [2025-03-17 11:13:41,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:41,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597269351] [2025-03-17 11:13:41,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:41,707 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 11:13:41,710 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 11:13:41,711 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:41,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:41,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:41,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597269351] [2025-03-17 11:13:41,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597269351] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:41,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:41,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:41,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302228155] [2025-03-17 11:13:41,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:41,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:41,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:41,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:41,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:41,750 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:41,751 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 329 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:41,751 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:41,751 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:41,751 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:41,957 INFO L124 PetriNetUnfolderBase]: 748/1705 cut-off events. [2025-03-17 11:13:41,957 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:41,961 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2788 conditions, 1705 events. 748/1705 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8791 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2716. Up to 1008 conditions per place. [2025-03-17 11:13:41,968 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/328 dead transitions. [2025-03-17 11:13:41,968 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 328 transitions, 724 flow [2025-03-17 11:13:41,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:41,970 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:41,970 INFO L175 Difference]: Start difference. First operand has 326 places, 329 transitions, 670 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:41,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 328 transitions, 724 flow [2025-03-17 11:13:41,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 328 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:41,974 INFO L231 Difference]: Finished difference. Result has 325 places, 328 transitions, 668 flow [2025-03-17 11:13:41,975 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=325, PETRI_TRANSITIONS=328} [2025-03-17 11:13:41,977 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -88 predicate places. [2025-03-17 11:13:41,977 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 328 transitions, 668 flow [2025-03-17 11:13:41,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:41,978 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:41,978 INFO L206 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] [2025-03-17 11:13:41,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 11:13:41,978 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:41,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:41,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1517493614, now seen corresponding path program 1 times [2025-03-17 11:13:41,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:41,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799608581] [2025-03-17 11:13:41,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:41,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:41,989 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-03-17 11:13:41,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-03-17 11:13:41,994 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:41,994 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:42,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:42,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799608581] [2025-03-17 11:13:42,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799608581] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:42,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:42,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:42,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992856580] [2025-03-17 11:13:42,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:42,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:42,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:42,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:42,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:42,039 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:42,041 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 328 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,041 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:42,041 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:42,041 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:42,241 INFO L124 PetriNetUnfolderBase]: 748/1704 cut-off events. [2025-03-17 11:13:42,242 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:42,244 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2787 conditions, 1704 events. 748/1704 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8778 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2707. Up to 1008 conditions per place. [2025-03-17 11:13:42,251 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2025-03-17 11:13:42,251 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 327 transitions, 722 flow [2025-03-17 11:13:42,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:42,253 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:42,253 INFO L175 Difference]: Start difference. First operand has 325 places, 328 transitions, 668 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:42,253 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 327 transitions, 722 flow [2025-03-17 11:13:42,256 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 327 transitions, 718 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:42,258 INFO L231 Difference]: Finished difference. Result has 324 places, 327 transitions, 666 flow [2025-03-17 11:13:42,259 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=324, PETRI_TRANSITIONS=327} [2025-03-17 11:13:42,260 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -89 predicate places. [2025-03-17 11:13:42,260 INFO L471 AbstractCegarLoop]: Abstraction has has 324 places, 327 transitions, 666 flow [2025-03-17 11:13:42,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,261 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:42,261 INFO L206 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] [2025-03-17 11:13:42,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 11:13:42,261 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:42,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:42,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1746656427, now seen corresponding path program 1 times [2025-03-17 11:13:42,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:42,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096595881] [2025-03-17 11:13:42,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:42,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:42,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 88 statements into 1 equivalence classes. [2025-03-17 11:13:42,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 88 of 88 statements. [2025-03-17 11:13:42,277 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:42,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:42,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:42,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:42,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096595881] [2025-03-17 11:13:42,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096595881] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:42,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:42,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:42,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141773983] [2025-03-17 11:13:42,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:42,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:42,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:42,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:42,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:42,335 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:42,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 327 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:42,336 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:42,337 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:42,540 INFO L124 PetriNetUnfolderBase]: 748/1703 cut-off events. [2025-03-17 11:13:42,540 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:42,543 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2786 conditions, 1703 events. 748/1703 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 8808 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2698. Up to 1008 conditions per place. [2025-03-17 11:13:42,549 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/326 dead transitions. [2025-03-17 11:13:42,549 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 326 transitions, 720 flow [2025-03-17 11:13:42,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:42,552 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:42,552 INFO L175 Difference]: Start difference. First operand has 324 places, 327 transitions, 666 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:42,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 326 transitions, 720 flow [2025-03-17 11:13:42,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 326 transitions, 716 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:42,558 INFO L231 Difference]: Finished difference. Result has 323 places, 326 transitions, 664 flow [2025-03-17 11:13:42,559 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=664, PETRI_PLACES=323, PETRI_TRANSITIONS=326} [2025-03-17 11:13:42,559 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -90 predicate places. [2025-03-17 11:13:42,559 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 326 transitions, 664 flow [2025-03-17 11:13:42,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,560 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:42,560 INFO L206 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] [2025-03-17 11:13:42,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 11:13:42,560 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:42,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:42,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1290021531, now seen corresponding path program 1 times [2025-03-17 11:13:42,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:42,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737345739] [2025-03-17 11:13:42,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:42,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:42,568 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-17 11:13:42,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-17 11:13:42,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:42,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:42,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:42,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:42,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737345739] [2025-03-17 11:13:42,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737345739] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:42,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:42,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:42,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188481102] [2025-03-17 11:13:42,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:42,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:42,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:42,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:42,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:42,620 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 437 [2025-03-17 11:13:42,622 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 326 transitions, 664 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,622 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:42,622 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 437 [2025-03-17 11:13:42,622 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:42,812 INFO L124 PetriNetUnfolderBase]: 748/1702 cut-off events. [2025-03-17 11:13:42,812 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:42,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2785 conditions, 1702 events. 748/1702 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8805 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2689. Up to 1008 conditions per place. [2025-03-17 11:13:42,821 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2025-03-17 11:13:42,821 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 325 transitions, 718 flow [2025-03-17 11:13:42,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:42,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-17 11:13:42,824 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7749809305873379 [2025-03-17 11:13:42,824 INFO L175 Difference]: Start difference. First operand has 323 places, 326 transitions, 664 flow. Second operand 3 states and 1016 transitions. [2025-03-17 11:13:42,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 325 transitions, 718 flow [2025-03-17 11:13:42,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 714 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:42,828 INFO L231 Difference]: Finished difference. Result has 322 places, 325 transitions, 662 flow [2025-03-17 11:13:42,828 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=658, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=662, PETRI_PLACES=322, PETRI_TRANSITIONS=325} [2025-03-17 11:13:42,829 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -91 predicate places. [2025-03-17 11:13:42,829 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 325 transitions, 662 flow [2025-03-17 11:13:42,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 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) [2025-03-17 11:13:42,830 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:42,830 INFO L206 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] [2025-03-17 11:13:42,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 11:13:42,830 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:42,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:42,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1869277505, now seen corresponding path program 1 times [2025-03-17 11:13:42,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:42,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972331305] [2025-03-17 11:13:42,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:42,837 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 100 statements into 1 equivalence classes. [2025-03-17 11:13:42,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 100 of 100 statements. [2025-03-17 11:13:42,840 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:42,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:42,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:42,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972331305] [2025-03-17 11:13:42,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972331305] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:42,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:42,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:42,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997824384] [2025-03-17 11:13:42,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:42,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:42,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:42,883 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:42,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:42,890 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:42,891 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 325 transitions, 662 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:42,891 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:42,891 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:42,891 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:43,089 INFO L124 PetriNetUnfolderBase]: 748/1701 cut-off events. [2025-03-17 11:13:43,089 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:43,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2781 conditions, 1701 events. 748/1701 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8811 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2677. Up to 1005 conditions per place. [2025-03-17 11:13:43,096 INFO L140 encePairwiseOnDemand]: 435/437 looper letters, 24 selfloop transitions, 1 changer transitions 0/324 dead transitions. [2025-03-17 11:13:43,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 324 transitions, 710 flow [2025-03-17 11:13:43,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:43,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1025 transitions. [2025-03-17 11:13:43,098 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7818459191456903 [2025-03-17 11:13:43,098 INFO L175 Difference]: Start difference. First operand has 322 places, 325 transitions, 662 flow. Second operand 3 states and 1025 transitions. [2025-03-17 11:13:43,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 324 transitions, 710 flow [2025-03-17 11:13:43,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 324 transitions, 706 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:43,103 INFO L231 Difference]: Finished difference. Result has 321 places, 324 transitions, 658 flow [2025-03-17 11:13:43,103 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=658, PETRI_PLACES=321, PETRI_TRANSITIONS=324} [2025-03-17 11:13:43,104 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -92 predicate places. [2025-03-17 11:13:43,104 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 324 transitions, 658 flow [2025-03-17 11:13:43,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:43,104 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:43,104 INFO L206 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] [2025-03-17 11:13:43,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 11:13:43,105 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:43,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:43,105 INFO L85 PathProgramCache]: Analyzing trace with hash -2128964045, now seen corresponding path program 1 times [2025-03-17 11:13:43,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:43,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559869033] [2025-03-17 11:13:43,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:43,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:43,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-03-17 11:13:43,125 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-03-17 11:13:43,125 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:43,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:43,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:43,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559869033] [2025-03-17 11:13:43,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559869033] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:43,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:43,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:43,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459658942] [2025-03-17 11:13:43,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:43,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:43,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:43,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:43,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:43,187 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 437 [2025-03-17 11:13:43,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 324 transitions, 658 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 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) [2025-03-17 11:13:43,188 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:43,188 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 437 [2025-03-17 11:13:43,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:43,375 INFO L124 PetriNetUnfolderBase]: 748/1700 cut-off events. [2025-03-17 11:13:43,375 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:43,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2781 conditions, 1700 events. 748/1700 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8807 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2677. Up to 1007 conditions per place. [2025-03-17 11:13:43,382 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 25 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2025-03-17 11:13:43,383 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 323 transitions, 710 flow [2025-03-17 11:13:43,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1018 transitions. [2025-03-17 11:13:43,385 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7765064836003052 [2025-03-17 11:13:43,385 INFO L175 Difference]: Start difference. First operand has 321 places, 324 transitions, 658 flow. Second operand 3 states and 1018 transitions. [2025-03-17 11:13:43,385 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 323 transitions, 710 flow [2025-03-17 11:13:43,387 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 323 transitions, 709 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:43,412 INFO L231 Difference]: Finished difference. Result has 321 places, 323 transitions, 659 flow [2025-03-17 11:13:43,413 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=655, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=659, PETRI_PLACES=321, PETRI_TRANSITIONS=323} [2025-03-17 11:13:43,414 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -92 predicate places. [2025-03-17 11:13:43,414 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 323 transitions, 659 flow [2025-03-17 11:13:43,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 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) [2025-03-17 11:13:43,414 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:43,414 INFO L206 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] [2025-03-17 11:13:43,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-17 11:13:43,415 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:43,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:43,415 INFO L85 PathProgramCache]: Analyzing trace with hash 399574230, now seen corresponding path program 1 times [2025-03-17 11:13:43,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:43,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204240754] [2025-03-17 11:13:43,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:43,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:43,424 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-03-17 11:13:43,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-03-17 11:13:43,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:43,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:43,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:43,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204240754] [2025-03-17 11:13:43,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204240754] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:43,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:43,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 11:13:43,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674565939] [2025-03-17 11:13:43,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:43,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-17 11:13:43,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:43,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-17 11:13:43,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-17 11:13:44,062 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 437 [2025-03-17 11:13:44,065 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 323 transitions, 659 flow. Second operand has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 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) [2025-03-17 11:13:44,065 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:44,065 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 437 [2025-03-17 11:13:44,065 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:44,284 INFO L124 PetriNetUnfolderBase]: 748/1698 cut-off events. [2025-03-17 11:13:44,284 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:44,287 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2802 conditions, 1698 events. 748/1698 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8807 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2699. Up to 1020 conditions per place. [2025-03-17 11:13:44,292 INFO L140 encePairwiseOnDemand]: 425/437 looper letters, 38 selfloop transitions, 10 changer transitions 0/321 dead transitions. [2025-03-17 11:13:44,292 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 321 transitions, 751 flow [2025-03-17 11:13:44,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 11:13:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-17 11:13:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1904 transitions. [2025-03-17 11:13:44,297 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7261632341723875 [2025-03-17 11:13:44,297 INFO L175 Difference]: Start difference. First operand has 321 places, 323 transitions, 659 flow. Second operand 6 states and 1904 transitions. [2025-03-17 11:13:44,297 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 321 transitions, 751 flow [2025-03-17 11:13:44,298 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 321 transitions, 747 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:44,301 INFO L231 Difference]: Finished difference. Result has 322 places, 321 transitions, 671 flow [2025-03-17 11:13:44,301 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=651, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=671, PETRI_PLACES=322, PETRI_TRANSITIONS=321} [2025-03-17 11:13:44,301 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -91 predicate places. [2025-03-17 11:13:44,301 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 321 transitions, 671 flow [2025-03-17 11:13:44,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 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) [2025-03-17 11:13:44,303 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:44,303 INFO L206 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] [2025-03-17 11:13:44,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-17 11:13:44,303 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:44,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:44,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1414924889, now seen corresponding path program 1 times [2025-03-17 11:13:44,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:44,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540651122] [2025-03-17 11:13:44,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:44,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:44,310 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-17 11:13:44,319 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-17 11:13:44,319 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:44,319 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:44,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:44,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:44,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540651122] [2025-03-17 11:13:44,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540651122] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:44,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:44,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:44,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621338325] [2025-03-17 11:13:44,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:44,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:44,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:44,340 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:44,340 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:44,345 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:44,346 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 321 transitions, 671 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:44,346 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:44,346 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:44,346 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:44,510 INFO L124 PetriNetUnfolderBase]: 748/1697 cut-off events. [2025-03-17 11:13:44,510 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:44,513 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2786 conditions, 1697 events. 748/1697 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8805 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2753. Up to 1005 conditions per place. [2025-03-17 11:13:44,517 INFO L140 encePairwiseOnDemand]: 435/437 looper letters, 24 selfloop transitions, 1 changer transitions 0/320 dead transitions. [2025-03-17 11:13:44,517 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 320 transitions, 719 flow [2025-03-17 11:13:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1025 transitions. [2025-03-17 11:13:44,520 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7818459191456903 [2025-03-17 11:13:44,520 INFO L175 Difference]: Start difference. First operand has 322 places, 321 transitions, 671 flow. Second operand 3 states and 1025 transitions. [2025-03-17 11:13:44,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 320 transitions, 719 flow [2025-03-17 11:13:44,522 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 320 transitions, 699 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-03-17 11:13:44,524 INFO L231 Difference]: Finished difference. Result has 318 places, 320 transitions, 651 flow [2025-03-17 11:13:44,524 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=649, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=319, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=651, PETRI_PLACES=318, PETRI_TRANSITIONS=320} [2025-03-17 11:13:44,525 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -95 predicate places. [2025-03-17 11:13:44,525 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 320 transitions, 651 flow [2025-03-17 11:13:44,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:44,526 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:44,526 INFO L206 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] [2025-03-17 11:13:44,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-17 11:13:44,526 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:44,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:44,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1103833153, now seen corresponding path program 1 times [2025-03-17 11:13:44,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:44,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735339365] [2025-03-17 11:13:44,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:44,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:44,534 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-03-17 11:13:44,540 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-03-17 11:13:44,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:44,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:44,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:44,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735339365] [2025-03-17 11:13:44,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735339365] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:44,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:44,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:44,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835960844] [2025-03-17 11:13:44,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:44,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:44,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:44,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:44,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:44,573 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 437 [2025-03-17 11:13:44,574 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 320 transitions, 651 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 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) [2025-03-17 11:13:44,574 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:44,574 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 437 [2025-03-17 11:13:44,574 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:44,765 INFO L124 PetriNetUnfolderBase]: 748/1696 cut-off events. [2025-03-17 11:13:44,765 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:44,768 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2778 conditions, 1696 events. 748/1696 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8785 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2674. Up to 1007 conditions per place. [2025-03-17 11:13:44,774 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 25 selfloop transitions, 2 changer transitions 0/319 dead transitions. [2025-03-17 11:13:44,774 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 319 transitions, 703 flow [2025-03-17 11:13:44,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1018 transitions. [2025-03-17 11:13:44,776 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7765064836003052 [2025-03-17 11:13:44,776 INFO L175 Difference]: Start difference. First operand has 318 places, 320 transitions, 651 flow. Second operand 3 states and 1018 transitions. [2025-03-17 11:13:44,776 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 319 transitions, 703 flow [2025-03-17 11:13:44,778 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 319 transitions, 702 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:44,780 INFO L231 Difference]: Finished difference. Result has 318 places, 319 transitions, 652 flow [2025-03-17 11:13:44,781 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=648, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=652, PETRI_PLACES=318, PETRI_TRANSITIONS=319} [2025-03-17 11:13:44,782 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -95 predicate places. [2025-03-17 11:13:44,782 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 319 transitions, 652 flow [2025-03-17 11:13:44,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 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) [2025-03-17 11:13:44,782 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:44,782 INFO L206 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] [2025-03-17 11:13:44,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-17 11:13:44,783 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:44,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:44,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1729292820, now seen corresponding path program 1 times [2025-03-17 11:13:44,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:44,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503226665] [2025-03-17 11:13:44,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:44,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:44,794 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 168 statements into 1 equivalence classes. [2025-03-17 11:13:44,799 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 168 of 168 statements. [2025-03-17 11:13:44,799 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:44,799 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:44,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:44,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503226665] [2025-03-17 11:13:44,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503226665] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:44,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:44,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:44,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492636931] [2025-03-17 11:13:44,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:44,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:44,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:44,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:44,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:44,833 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 437 [2025-03-17 11:13:44,834 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 319 transitions, 652 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2025-03-17 11:13:44,834 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:44,834 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 437 [2025-03-17 11:13:44,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:45,001 INFO L124 PetriNetUnfolderBase]: 748/1694 cut-off events. [2025-03-17 11:13:45,001 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:45,005 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2778 conditions, 1694 events. 748/1694 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8796 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2674. Up to 1007 conditions per place. [2025-03-17 11:13:45,009 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 1 changer transitions 0/317 dead transitions. [2025-03-17 11:13:45,009 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 317 transitions, 702 flow [2025-03-17 11:13:45,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:45,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1019 transitions. [2025-03-17 11:13:45,011 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7772692601067888 [2025-03-17 11:13:45,011 INFO L175 Difference]: Start difference. First operand has 318 places, 319 transitions, 652 flow. Second operand 3 states and 1019 transitions. [2025-03-17 11:13:45,011 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 317 transitions, 702 flow [2025-03-17 11:13:45,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 698 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:45,015 INFO L231 Difference]: Finished difference. Result has 316 places, 317 transitions, 646 flow [2025-03-17 11:13:45,015 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=316, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=646, PETRI_PLACES=316, PETRI_TRANSITIONS=317} [2025-03-17 11:13:45,016 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -97 predicate places. [2025-03-17 11:13:45,016 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 317 transitions, 646 flow [2025-03-17 11:13:45,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2025-03-17 11:13:45,016 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:45,016 INFO L206 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] [2025-03-17 11:13:45,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-17 11:13:45,016 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:45,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:45,017 INFO L85 PathProgramCache]: Analyzing trace with hash 158730690, now seen corresponding path program 1 times [2025-03-17 11:13:45,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:45,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398821229] [2025-03-17 11:13:45,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:45,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:45,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-17 11:13:45,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-17 11:13:45,029 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:45,029 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:45,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:45,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:45,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398821229] [2025-03-17 11:13:45,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398821229] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:45,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:45,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:45,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190168581] [2025-03-17 11:13:45,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:45,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:45,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:45,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:45,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:45,061 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:45,062 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 317 transitions, 646 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:45,062 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:45,062 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:45,062 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:45,234 INFO L124 PetriNetUnfolderBase]: 748/1693 cut-off events. [2025-03-17 11:13:45,234 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:45,237 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2774 conditions, 1693 events. 748/1693 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8762 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2670. Up to 1005 conditions per place. [2025-03-17 11:13:45,242 INFO L140 encePairwiseOnDemand]: 435/437 looper letters, 24 selfloop transitions, 1 changer transitions 0/316 dead transitions. [2025-03-17 11:13:45,242 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 316 transitions, 694 flow [2025-03-17 11:13:45,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1025 transitions. [2025-03-17 11:13:45,244 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7818459191456903 [2025-03-17 11:13:45,244 INFO L175 Difference]: Start difference. First operand has 316 places, 317 transitions, 646 flow. Second operand 3 states and 1025 transitions. [2025-03-17 11:13:45,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 316 transitions, 694 flow [2025-03-17 11:13:45,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 316 transitions, 693 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:45,289 INFO L231 Difference]: Finished difference. Result has 316 places, 316 transitions, 645 flow [2025-03-17 11:13:45,289 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=643, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=645, PETRI_PLACES=316, PETRI_TRANSITIONS=316} [2025-03-17 11:13:45,289 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -97 predicate places. [2025-03-17 11:13:45,290 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 316 transitions, 645 flow [2025-03-17 11:13:45,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:45,290 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:45,290 INFO L206 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] [2025-03-17 11:13:45,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-17 11:13:45,290 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:45,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:45,291 INFO L85 PathProgramCache]: Analyzing trace with hash -2078581318, now seen corresponding path program 1 times [2025-03-17 11:13:45,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:45,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960796809] [2025-03-17 11:13:45,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:45,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:45,299 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-17 11:13:45,303 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-17 11:13:45,303 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:45,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:45,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:45,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960796809] [2025-03-17 11:13:45,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960796809] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:45,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:45,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:45,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657307163] [2025-03-17 11:13:45,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:45,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:45,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:45,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:45,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:45,337 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 437 [2025-03-17 11:13:45,339 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 316 transitions, 645 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2025-03-17 11:13:45,339 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:45,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 437 [2025-03-17 11:13:45,339 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:45,524 INFO L124 PetriNetUnfolderBase]: 748/1691 cut-off events. [2025-03-17 11:13:45,524 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2025-03-17 11:13:45,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2775 conditions, 1691 events. 748/1691 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8783 event pairs, 485 based on Foata normal form. 0/1550 useless extension candidates. Maximal degree in co-relation 2671. Up to 1007 conditions per place. [2025-03-17 11:13:45,532 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 26 selfloop transitions, 1 changer transitions 0/314 dead transitions. [2025-03-17 11:13:45,532 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 314 transitions, 695 flow [2025-03-17 11:13:45,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:45,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1019 transitions. [2025-03-17 11:13:45,534 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7772692601067888 [2025-03-17 11:13:45,534 INFO L175 Difference]: Start difference. First operand has 316 places, 316 transitions, 645 flow. Second operand 3 states and 1019 transitions. [2025-03-17 11:13:45,534 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 314 transitions, 695 flow [2025-03-17 11:13:45,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 314 transitions, 694 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:45,538 INFO L231 Difference]: Finished difference. Result has 315 places, 314 transitions, 642 flow [2025-03-17 11:13:45,538 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=315, PETRI_TRANSITIONS=314} [2025-03-17 11:13:45,538 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -98 predicate places. [2025-03-17 11:13:45,538 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 314 transitions, 642 flow [2025-03-17 11:13:45,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 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) [2025-03-17 11:13:45,539 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:45,539 INFO L206 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] [2025-03-17 11:13:45,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-17 11:13:45,539 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:45,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:45,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1109394487, now seen corresponding path program 1 times [2025-03-17 11:13:45,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:45,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496616076] [2025-03-17 11:13:45,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:45,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:45,549 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-17 11:13:45,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-17 11:13:45,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:45,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:45,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:45,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:45,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496616076] [2025-03-17 11:13:45,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496616076] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:45,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:45,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:45,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257137635] [2025-03-17 11:13:45,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:45,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:45,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:45,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:45,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:45,596 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:45,597 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 314 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:45,597 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:45,597 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:45,597 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:45,940 INFO L124 PetriNetUnfolderBase]: 1256/2818 cut-off events. [2025-03-17 11:13:45,940 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2025-03-17 11:13:45,945 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4644 conditions, 2818 events. 1256/2818 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 17604 event pairs, 792 based on Foata normal form. 0/2550 useless extension candidates. Maximal degree in co-relation 4540. Up to 1084 conditions per place. [2025-03-17 11:13:45,951 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 44 selfloop transitions, 2 changer transitions 0/334 dead transitions. [2025-03-17 11:13:45,951 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 334 transitions, 782 flow [2025-03-17 11:13:45,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:45,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1046 transitions. [2025-03-17 11:13:45,953 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7978642257818459 [2025-03-17 11:13:45,953 INFO L175 Difference]: Start difference. First operand has 315 places, 314 transitions, 642 flow. Second operand 3 states and 1046 transitions. [2025-03-17 11:13:45,953 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 334 transitions, 782 flow [2025-03-17 11:13:45,955 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 334 transitions, 781 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:45,959 INFO L231 Difference]: Finished difference. Result has 316 places, 314 transitions, 649 flow [2025-03-17 11:13:45,959 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=639, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=649, PETRI_PLACES=316, PETRI_TRANSITIONS=314} [2025-03-17 11:13:45,960 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -97 predicate places. [2025-03-17 11:13:45,960 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 314 transitions, 649 flow [2025-03-17 11:13:45,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:45,960 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:45,961 INFO L206 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] [2025-03-17 11:13:45,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-17 11:13:45,961 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:45,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:45,962 INFO L85 PathProgramCache]: Analyzing trace with hash 976257001, now seen corresponding path program 1 times [2025-03-17 11:13:45,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:45,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553133815] [2025-03-17 11:13:45,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:45,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:45,973 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-17 11:13:45,982 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-17 11:13:45,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:45,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:46,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:46,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:46,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553133815] [2025-03-17 11:13:46,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553133815] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:46,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:46,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:46,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874423663] [2025-03-17 11:13:46,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:46,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:46,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:46,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:46,018 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:46,025 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:46,026 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 314 transitions, 649 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:46,026 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:46,026 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:46,026 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:46,513 INFO L124 PetriNetUnfolderBase]: 1871/4216 cut-off events. [2025-03-17 11:13:46,514 INFO L125 PetriNetUnfolderBase]: For 413/413 co-relation queries the response was YES. [2025-03-17 11:13:46,523 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7295 conditions, 4216 events. 1871/4216 cut-off events. For 413/413 co-relation queries the response was YES. Maximal size of possible extension queue 209. Compared 30220 event pairs, 796 based on Foata normal form. 0/3783 useless extension candidates. Maximal degree in co-relation 7190. Up to 1415 conditions per place. [2025-03-17 11:13:46,533 INFO L140 encePairwiseOnDemand]: 433/437 looper letters, 45 selfloop transitions, 4 changer transitions 0/336 dead transitions. [2025-03-17 11:13:46,534 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 336 transitions, 804 flow [2025-03-17 11:13:46,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:46,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:46,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1047 transitions. [2025-03-17 11:13:46,536 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7986270022883295 [2025-03-17 11:13:46,536 INFO L175 Difference]: Start difference. First operand has 316 places, 314 transitions, 649 flow. Second operand 3 states and 1047 transitions. [2025-03-17 11:13:46,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 336 transitions, 804 flow [2025-03-17 11:13:46,538 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 336 transitions, 801 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:46,540 INFO L231 Difference]: Finished difference. Result has 318 places, 316 transitions, 677 flow [2025-03-17 11:13:46,540 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=645, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=677, PETRI_PLACES=318, PETRI_TRANSITIONS=316} [2025-03-17 11:13:46,540 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -95 predicate places. [2025-03-17 11:13:46,541 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 316 transitions, 677 flow [2025-03-17 11:13:46,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:46,541 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:46,541 INFO L206 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] [2025-03-17 11:13:46,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-17 11:13:46,541 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:46,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:46,542 INFO L85 PathProgramCache]: Analyzing trace with hash 972174367, now seen corresponding path program 1 times [2025-03-17 11:13:46,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:46,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554900654] [2025-03-17 11:13:46,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:46,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:46,550 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-17 11:13:46,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-17 11:13:46,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:46,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:46,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:46,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554900654] [2025-03-17 11:13:46,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554900654] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:46,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:46,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:46,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298847987] [2025-03-17 11:13:46,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:46,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:46,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:46,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:46,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:46,589 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:46,590 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 316 transitions, 677 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:46,590 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:46,590 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:46,590 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:47,682 INFO L124 PetriNetUnfolderBase]: 3256/7145 cut-off events. [2025-03-17 11:13:47,682 INFO L125 PetriNetUnfolderBase]: For 2821/2821 co-relation queries the response was YES. [2025-03-17 11:13:47,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13474 conditions, 7145 events. 3256/7145 cut-off events. For 2821/2821 co-relation queries the response was YES. Maximal size of possible extension queue 360. Compared 58352 event pairs, 1976 based on Foata normal form. 0/6432 useless extension candidates. Maximal degree in co-relation 13368. Up to 2692 conditions per place. [2025-03-17 11:13:47,710 INFO L140 encePairwiseOnDemand]: 434/437 looper letters, 52 selfloop transitions, 2 changer transitions 0/340 dead transitions. [2025-03-17 11:13:47,710 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 340 transitions, 867 flow [2025-03-17 11:13:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1046 transitions. [2025-03-17 11:13:47,712 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7978642257818459 [2025-03-17 11:13:47,713 INFO L175 Difference]: Start difference. First operand has 318 places, 316 transitions, 677 flow. Second operand 3 states and 1046 transitions. [2025-03-17 11:13:47,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 340 transitions, 867 flow [2025-03-17 11:13:47,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 340 transitions, 853 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:47,718 INFO L231 Difference]: Finished difference. Result has 318 places, 316 transitions, 677 flow [2025-03-17 11:13:47,719 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=667, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=677, PETRI_PLACES=318, PETRI_TRANSITIONS=316} [2025-03-17 11:13:47,719 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -95 predicate places. [2025-03-17 11:13:47,719 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 316 transitions, 677 flow [2025-03-17 11:13:47,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:47,719 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:47,719 INFO L206 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] [2025-03-17 11:13:47,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-17 11:13:47,720 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:47,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:47,720 INFO L85 PathProgramCache]: Analyzing trace with hash -2043257499, now seen corresponding path program 1 times [2025-03-17 11:13:47,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:47,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160441788] [2025-03-17 11:13:47,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:47,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:47,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-03-17 11:13:47,732 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-03-17 11:13:47,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:47,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:47,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:47,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160441788] [2025-03-17 11:13:47,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160441788] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:47,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:47,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:47,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865791451] [2025-03-17 11:13:47,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:47,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:47,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:47,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:47,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:47,763 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 437 [2025-03-17 11:13:47,764 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 316 transitions, 677 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:47,764 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:47,764 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 437 [2025-03-17 11:13:47,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:48,855 INFO L124 PetriNetUnfolderBase]: 4475/9772 cut-off events. [2025-03-17 11:13:48,855 INFO L125 PetriNetUnfolderBase]: For 3203/3203 co-relation queries the response was YES. [2025-03-17 11:13:48,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18651 conditions, 9772 events. 4475/9772 cut-off events. For 3203/3203 co-relation queries the response was YES. Maximal size of possible extension queue 499. Compared 84111 event pairs, 1933 based on Foata normal form. 0/8782 useless extension candidates. Maximal degree in co-relation 18544. Up to 3688 conditions per place. [2025-03-17 11:13:49,017 INFO L140 encePairwiseOnDemand]: 433/437 looper letters, 53 selfloop transitions, 4 changer transitions 0/342 dead transitions. [2025-03-17 11:13:49,017 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 342 transitions, 876 flow [2025-03-17 11:13:49,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1047 transitions. [2025-03-17 11:13:49,019 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7986270022883295 [2025-03-17 11:13:49,019 INFO L175 Difference]: Start difference. First operand has 318 places, 316 transitions, 677 flow. Second operand 3 states and 1047 transitions. [2025-03-17 11:13:49,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 342 transitions, 876 flow [2025-03-17 11:13:49,021 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 342 transitions, 873 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:13:49,024 INFO L231 Difference]: Finished difference. Result has 320 places, 318 transitions, 705 flow [2025-03-17 11:13:49,024 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=673, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=705, PETRI_PLACES=320, PETRI_TRANSITIONS=318} [2025-03-17 11:13:49,024 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -93 predicate places. [2025-03-17 11:13:49,024 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 318 transitions, 705 flow [2025-03-17 11:13:49,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 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) [2025-03-17 11:13:49,025 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:13:49,025 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:13:49,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-17 11:13:49,025 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-17 11:13:49,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:13:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1115096884, now seen corresponding path program 1 times [2025-03-17 11:13:49,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:13:49,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602981607] [2025-03-17 11:13:49,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:13:49,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:13:49,039 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 246 statements into 1 equivalence classes. [2025-03-17 11:13:49,049 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 246 of 246 statements. [2025-03-17 11:13:49,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:13:49,049 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:13:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:13:49,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:13:49,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602981607] [2025-03-17 11:13:49,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602981607] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:13:49,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:13:49,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:13:49,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373527259] [2025-03-17 11:13:49,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:13:49,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:13:49,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:13:49,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:13:49,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:13:49,086 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 334 out of 437 [2025-03-17 11:13:49,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 318 transitions, 705 flow. Second operand has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 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) [2025-03-17 11:13:49,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:13:49,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 334 of 437 [2025-03-17 11:13:49,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:13:50,458 INFO L124 PetriNetUnfolderBase]: 4475/10010 cut-off events. [2025-03-17 11:13:50,458 INFO L125 PetriNetUnfolderBase]: For 5912/5912 co-relation queries the response was YES. [2025-03-17 11:13:50,484 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20173 conditions, 10010 events. 4475/10010 cut-off events. For 5912/5912 co-relation queries the response was YES. Maximal size of possible extension queue 521. Compared 88800 event pairs, 2649 based on Foata normal form. 16/8990 useless extension candidates. Maximal degree in co-relation 20066. Up to 6067 conditions per place. [2025-03-17 11:13:50,490 INFO L140 encePairwiseOnDemand]: 435/437 looper letters, 0 selfloop transitions, 0 changer transitions 317/317 dead transitions. [2025-03-17 11:13:50,491 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 317 transitions, 765 flow [2025-03-17 11:13:50,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:13:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:13:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1026 transitions. [2025-03-17 11:13:50,493 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.782608695652174 [2025-03-17 11:13:50,493 INFO L175 Difference]: Start difference. First operand has 320 places, 318 transitions, 705 flow. Second operand 3 states and 1026 transitions. [2025-03-17 11:13:50,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 317 transitions, 765 flow [2025-03-17 11:13:50,499 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 317 transitions, 757 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:13:50,500 INFO L231 Difference]: Finished difference. Result has 319 places, 0 transitions, 0 flow [2025-03-17 11:13:50,500 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=437, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=319, PETRI_TRANSITIONS=0} [2025-03-17 11:13:50,501 INFO L279 CegarLoopForPetriNet]: 413 programPoint places, -94 predicate places. [2025-03-17 11:13:50,501 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 0 transitions, 0 flow [2025-03-17 11:13:50,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 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) [2025-03-17 11:13:50,503 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (168 of 169 remaining) [2025-03-17 11:13:50,503 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2025-03-17 11:13:50,504 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2025-03-17 11:13:50,505 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2025-03-17 11:13:50,506 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2025-03-17 11:13:50,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2025-03-17 11:13:50,508 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2025-03-17 11:13:50,509 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2025-03-17 11:13:50,510 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2025-03-17 11:13:50,511 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2025-03-17 11:13:50,512 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2025-03-17 11:13:50,513 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2025-03-17 11:13:50,514 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2025-03-17 11:13:50,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-17 11:13:50,514 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:13:50,522 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-17 11:13:50,522 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 11:13:50,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 11:13:50 BasicIcfg [2025-03-17 11:13:50,529 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 11:13:50,530 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 11:13:50,530 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 11:13:50,530 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 11:13:50,531 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:13:39" (3/4) ... [2025-03-17 11:13:50,532 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-17 11:13:50,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-03-17 11:13:50,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2025-03-17 11:13:50,534 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2025-03-17 11:13:50,535 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread4 [2025-03-17 11:13:50,542 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2025-03-17 11:13:50,542 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-17 11:13:50,543 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-17 11:13:50,543 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-17 11:13:50,627 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-17 11:13:50,628 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-17 11:13:50,628 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 11:13:50,629 INFO L158 Benchmark]: Toolchain (without parser) took 12972.10ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 113.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 948.7MB. Max. memory is 16.1GB. [2025-03-17 11:13:50,630 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 226.5MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:13:50,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.84ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 99.1MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 11:13:50,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.57ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 95.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:13:50,632 INFO L158 Benchmark]: Boogie Preprocessor took 38.37ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 92.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:13:50,632 INFO L158 Benchmark]: IcfgBuilder took 1120.70ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.3MB in the end (delta: 3.5MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2025-03-17 11:13:50,632 INFO L158 Benchmark]: TraceAbstraction took 11449.09ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 88.5MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 946.9MB. Max. memory is 16.1GB. [2025-03-17 11:13:50,633 INFO L158 Benchmark]: Witness Printer took 98.09ms. Allocated memory is still 2.2GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 8.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 11:13:50,634 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 226.5MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.84ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 99.1MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.57ms. Allocated memory is still 142.6MB. Free memory was 99.1MB in the beginning and 95.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.37ms. Allocated memory is still 142.6MB. Free memory was 95.1MB in the beginning and 92.7MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1120.70ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.3MB in the end (delta: 3.5MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. * TraceAbstraction took 11449.09ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 88.5MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 946.9MB. Max. memory is 16.1GB. * Witness Printer took 98.09ms. Allocated memory is still 2.2GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 8.4MB). There was no memory consumed. 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: 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: 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: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: 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: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: 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: 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: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: 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: 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: 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: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 165]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 153]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: 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: 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: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: 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, 529 locations, 549 edges, 169 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: 11.3s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 498 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 266 mSDsluCounter, 90 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1338 IncrementalHoareTripleChecker+Invalid, 1418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 90 mSDtfsCounter, 1338 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=856occurred in iteration=0, InterpolantAutomatonStates: 69, 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, 2754 NumberOfCodeBlocks, 2754 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2732 ConstructedInterpolants, 0 QuantifiedInterpolants, 2889 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 95 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-17 11:13:50,651 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