./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e2fb8bed 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-more-queue-add-3-nl.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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 22:07:45,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 22:07:45,712 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-08 22:07:45,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 22:07:45,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 22:07:45,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 22:07:45,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 22:07:45,737 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 22:07:45,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 22:07:45,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 22:07:45,739 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 22:07:45,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 22:07:45,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 22:07:45,740 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 22:07:45,740 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 22:07:45,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 22:07:45,741 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 22:07:45,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 22:07:45,742 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 22:07:45,742 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 22:07:45,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 22:07:45,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 22:07:45,742 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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2025-03-08 22:07:45,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 22:07:45,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 22:07:45,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 22:07:45,938 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 22:07:45,938 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 22:07:45,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2025-03-08 22:07:47,029 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f63d61a/0832e7f9d5664654a8fb8ba043ac0067/FLAGd91afc7a9 [2025-03-08 22:07:47,239 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 22:07:47,249 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2025-03-08 22:07:47,289 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f63d61a/0832e7f9d5664654a8fb8ba043ac0067/FLAGd91afc7a9 [2025-03-08 22:07:47,308 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46f63d61a/0832e7f9d5664654a8fb8ba043ac0067 [2025-03-08 22:07:47,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 22:07:47,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 22:07:47,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 22:07:47,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 22:07:47,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 22:07:47,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373fecce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47, skipping insertion in model container [2025-03-08 22:07:47,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,332 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 22:07:47,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 22:07:47,505 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 22:07:47,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 22:07:47,545 INFO L204 MainTranslator]: Completed translation [2025-03-08 22:07:47,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47 WrapperNode [2025-03-08 22:07:47,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 22:07:47,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 22:07:47,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 22:07:47,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 22:07:47,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,586 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 520 [2025-03-08 22:07:47,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 22:07:47,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 22:07:47,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 22:07:47,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 22:07:47,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,620 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 22:07:47,627 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 22:07:47,627 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 22:07:47,628 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 22:07:47,628 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (1/1) ... [2025-03-08 22:07:47,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 22:07:47,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 22:07:47,671 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) [2025-03-08 22:07:47,673 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 [2025-03-08 22:07:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 22:07:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-03-08 22:07:47,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-03-08 22:07:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-03-08 22:07:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 22:07:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 22:07:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-08 22:07:47,691 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-08 22:07:47,798 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 22:07:47,799 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 22:07:48,397 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-08 22:07:48,397 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 22:07:48,634 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 22:07:48,636 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 22:07:48,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:07:48 BoogieIcfgContainer [2025-03-08 22:07:48,637 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 22:07:48,638 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 22:07:48,638 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 22:07:48,641 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 22:07:48,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:07:47" (1/3) ... [2025-03-08 22:07:48,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20d0ad72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:07:48, skipping insertion in model container [2025-03-08 22:07:48,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:07:47" (2/3) ... [2025-03-08 22:07:48,642 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20d0ad72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:07:48, skipping insertion in model container [2025-03-08 22:07:48,642 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:07:48" (3/3) ... [2025-03-08 22:07:48,643 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2025-03-08 22:07:48,654 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 22:07:48,656 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-queue-add-3-nl.wvr.c that has 4 procedures, 428 locations, 1 initial locations, 5 loop locations, and 86 error locations. [2025-03-08 22:07:48,656 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-08 22:07:48,779 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-03-08 22:07:48,820 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 437 places, 443 transitions, 907 flow [2025-03-08 22:07:48,914 INFO L124 PetriNetUnfolderBase]: 16/440 cut-off events. [2025-03-08 22:07:48,916 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2025-03-08 22:07:48,926 INFO L83 FinitePrefix]: Finished finitePrefix Result has 453 conditions, 440 events. 16/440 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 845 event pairs, 0 based on Foata normal form. 0/338 useless extension candidates. Maximal degree in co-relation 349. Up to 2 conditions per place. [2025-03-08 22:07:48,927 INFO L82 GeneralOperation]: Start removeDead. Operand has 437 places, 443 transitions, 907 flow [2025-03-08 22:07:48,938 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 415 places, 419 transitions, 856 flow [2025-03-08 22:07:48,943 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 22:07:48,957 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;@37e1f67e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 22:07:48,958 INFO L334 AbstractCegarLoop]: Starting to check reachability of 152 error locations. [2025-03-08 22:07:48,964 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-08 22:07:48,964 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2025-03-08 22:07:48,964 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-08 22:07:48,964 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:48,965 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] [2025-03-08 22:07:48,965 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:48,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:48,972 INFO L85 PathProgramCache]: Analyzing trace with hash 564630382, now seen corresponding path program 1 times [2025-03-08 22:07:48,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:48,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909394319] [2025-03-08 22:07:48,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:49,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-03-08 22:07:49,042 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-03-08 22:07:49,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:49,043 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:49,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:49,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909394319] [2025-03-08 22:07:49,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909394319] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:49,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:49,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:49,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950706830] [2025-03-08 22:07:49,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:49,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:49,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:49,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:49,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:49,178 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 443 [2025-03-08 22:07:49,182 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 415 places, 419 transitions, 856 flow. Second operand has 3 states, 3 states have (on average 368.3333333333333) internal successors, (1105), 3 states have internal predecessors, (1105), 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) [2025-03-08 22:07:49,182 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:49,182 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 443 [2025-03-08 22:07:49,184 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:49,558 INFO L124 PetriNetUnfolderBase]: 195/1476 cut-off events. [2025-03-08 22:07:49,559 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2025-03-08 22:07:49,567 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1835 conditions, 1476 events. 195/1476 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 9723 event pairs, 128 based on Foata normal form. 35/1236 useless extension candidates. Maximal degree in co-relation 1465. Up to 285 conditions per place. [2025-03-08 22:07:49,575 INFO L140 encePairwiseOnDemand]: 388/443 looper letters, 18 selfloop transitions, 2 changer transitions 5/366 dead transitions. [2025-03-08 22:07:49,576 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 366 transitions, 790 flow [2025-03-08 22:07:49,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:49,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1174 transitions. [2025-03-08 22:07:49,592 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8833709556057185 [2025-03-08 22:07:49,594 INFO L175 Difference]: Start difference. First operand has 415 places, 419 transitions, 856 flow. Second operand 3 states and 1174 transitions. [2025-03-08 22:07:49,596 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 366 transitions, 790 flow [2025-03-08 22:07:49,602 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 366 transitions, 778 flow, removed 0 selfloop flow, removed 6 redundant places. [2025-03-08 22:07:49,609 INFO L231 Difference]: Finished difference. Result has 366 places, 361 transitions, 732 flow [2025-03-08 22:07:49,613 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=738, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=364, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=366, PETRI_TRANSITIONS=361} [2025-03-08 22:07:49,618 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -49 predicate places. [2025-03-08 22:07:49,618 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 361 transitions, 732 flow [2025-03-08 22:07:49,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 368.3333333333333) internal successors, (1105), 3 states have internal predecessors, (1105), 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) [2025-03-08 22:07:49,619 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:49,619 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] [2025-03-08 22:07:49,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 22:07:49,619 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:49,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:49,620 INFO L85 PathProgramCache]: Analyzing trace with hash 275488314, now seen corresponding path program 1 times [2025-03-08 22:07:49,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:49,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334413648] [2025-03-08 22:07:49,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:49,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:49,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-08 22:07:49,639 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-08 22:07:49,640 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:49,640 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:49,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:49,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334413648] [2025-03-08 22:07:49,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334413648] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:49,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:49,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:49,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441369364] [2025-03-08 22:07:49,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:49,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:49,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:49,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:49,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:49,696 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 443 [2025-03-08 22:07:49,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 361 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 369.3333333333333) internal successors, (1108), 3 states have internal predecessors, (1108), 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) [2025-03-08 22:07:49,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:49,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 443 [2025-03-08 22:07:49,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:49,895 INFO L124 PetriNetUnfolderBase]: 86/1124 cut-off events. [2025-03-08 22:07:49,895 INFO L125 PetriNetUnfolderBase]: For 9/11 co-relation queries the response was YES. [2025-03-08 22:07:49,900 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1278 conditions, 1124 events. 86/1124 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 6089 event pairs, 51 based on Foata normal form. 0/908 useless extension candidates. Maximal degree in co-relation 1239. Up to 131 conditions per place. [2025-03-08 22:07:49,906 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 17 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2025-03-08 22:07:49,907 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 360 transitions, 768 flow [2025-03-08 22:07:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1124 transitions. [2025-03-08 22:07:49,912 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8457486832204665 [2025-03-08 22:07:49,913 INFO L175 Difference]: Start difference. First operand has 366 places, 361 transitions, 732 flow. Second operand 3 states and 1124 transitions. [2025-03-08 22:07:49,913 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 360 transitions, 768 flow [2025-03-08 22:07:49,916 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 360 transitions, 764 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:49,922 INFO L231 Difference]: Finished difference. Result has 360 places, 360 transitions, 730 flow [2025-03-08 22:07:49,923 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=358, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=360, PETRI_TRANSITIONS=360} [2025-03-08 22:07:49,923 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -55 predicate places. [2025-03-08 22:07:49,923 INFO L471 AbstractCegarLoop]: Abstraction has has 360 places, 360 transitions, 730 flow [2025-03-08 22:07:49,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 369.3333333333333) internal successors, (1108), 3 states have internal predecessors, (1108), 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) [2025-03-08 22:07:49,924 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:49,924 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] [2025-03-08 22:07:49,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 22:07:49,925 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:49,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:49,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1639662899, now seen corresponding path program 1 times [2025-03-08 22:07:49,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:49,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720791207] [2025-03-08 22:07:49,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:49,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:49,935 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-03-08 22:07:49,943 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-03-08 22:07:49,943 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:49,943 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:49,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:49,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:49,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720791207] [2025-03-08 22:07:49,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720791207] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:49,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:49,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:49,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609650673] [2025-03-08 22:07:49,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:49,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:49,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:49,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:49,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:49,997 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:49,998 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 360 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:49,999 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:49,999 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:49,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:50,150 INFO L124 PetriNetUnfolderBase]: 76/914 cut-off events. [2025-03-08 22:07:50,151 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2025-03-08 22:07:50,153 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1042 conditions, 914 events. 76/914 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4540 event pairs, 38 based on Foata normal form. 0/748 useless extension candidates. Maximal degree in co-relation 995. Up to 109 conditions per place. [2025-03-08 22:07:50,156 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 15 selfloop transitions, 2 changer transitions 0/359 dead transitions. [2025-03-08 22:07:50,156 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 359 transitions, 762 flow [2025-03-08 22:07:50,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:50,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2025-03-08 22:07:50,159 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8487584650112867 [2025-03-08 22:07:50,159 INFO L175 Difference]: Start difference. First operand has 360 places, 360 transitions, 730 flow. Second operand 3 states and 1128 transitions. [2025-03-08 22:07:50,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 359 transitions, 762 flow [2025-03-08 22:07:50,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 359 transitions, 758 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:50,164 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 728 flow [2025-03-08 22:07:50,164 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=728, PETRI_PLACES=359, PETRI_TRANSITIONS=359} [2025-03-08 22:07:50,165 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -56 predicate places. [2025-03-08 22:07:50,165 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 728 flow [2025-03-08 22:07:50,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:50,166 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:50,166 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] [2025-03-08 22:07:50,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 22:07:50,166 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:50,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:50,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1149075053, now seen corresponding path program 1 times [2025-03-08 22:07:50,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:50,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440955468] [2025-03-08 22:07:50,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:50,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:50,178 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-08 22:07:50,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-08 22:07:50,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:50,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:50,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:50,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:50,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440955468] [2025-03-08 22:07:50,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440955468] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:50,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:50,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:50,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826447314] [2025-03-08 22:07:50,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:50,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:50,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:50,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:50,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:50,237 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:50,240 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 359 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:50,240 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:50,240 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:50,240 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:50,352 INFO L124 PetriNetUnfolderBase]: 76/913 cut-off events. [2025-03-08 22:07:50,352 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2025-03-08 22:07:50,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1041 conditions, 913 events. 76/913 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4559 event pairs, 38 based on Foata normal form. 0/748 useless extension candidates. Maximal degree in co-relation 986. Up to 109 conditions per place. [2025-03-08 22:07:50,358 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 15 selfloop transitions, 2 changer transitions 0/358 dead transitions. [2025-03-08 22:07:50,358 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 358 transitions, 760 flow [2025-03-08 22:07:50,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2025-03-08 22:07:50,361 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8487584650112867 [2025-03-08 22:07:50,361 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 728 flow. Second operand 3 states and 1128 transitions. [2025-03-08 22:07:50,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 358 transitions, 760 flow [2025-03-08 22:07:50,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 358 transitions, 756 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:50,365 INFO L231 Difference]: Finished difference. Result has 358 places, 358 transitions, 726 flow [2025-03-08 22:07:50,366 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=358, PETRI_TRANSITIONS=358} [2025-03-08 22:07:50,366 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -57 predicate places. [2025-03-08 22:07:50,366 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 358 transitions, 726 flow [2025-03-08 22:07:50,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:50,367 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:50,367 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] [2025-03-08 22:07:50,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 22:07:50,368 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:50,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:50,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1315751904, now seen corresponding path program 1 times [2025-03-08 22:07:50,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:50,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643696735] [2025-03-08 22:07:50,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:50,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:50,375 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-08 22:07:50,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-08 22:07:50,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:50,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:50,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:50,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643696735] [2025-03-08 22:07:50,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643696735] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:50,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:50,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:50,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120611880] [2025-03-08 22:07:50,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:50,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:50,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:50,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:50,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:50,443 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:50,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 358 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:50,444 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:50,444 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:50,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:50,542 INFO L124 PetriNetUnfolderBase]: 76/912 cut-off events. [2025-03-08 22:07:50,542 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2025-03-08 22:07:50,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1040 conditions, 912 events. 76/912 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 4556 event pairs, 38 based on Foata normal form. 0/748 useless extension candidates. Maximal degree in co-relation 977. Up to 109 conditions per place. [2025-03-08 22:07:50,549 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 15 selfloop transitions, 2 changer transitions 0/357 dead transitions. [2025-03-08 22:07:50,549 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 357 transitions, 758 flow [2025-03-08 22:07:50,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:50,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2025-03-08 22:07:50,552 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8487584650112867 [2025-03-08 22:07:50,552 INFO L175 Difference]: Start difference. First operand has 358 places, 358 transitions, 726 flow. Second operand 3 states and 1128 transitions. [2025-03-08 22:07:50,552 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 357 transitions, 758 flow [2025-03-08 22:07:50,555 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 357 transitions, 754 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:50,557 INFO L231 Difference]: Finished difference. Result has 357 places, 357 transitions, 724 flow [2025-03-08 22:07:50,558 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=355, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=724, PETRI_PLACES=357, PETRI_TRANSITIONS=357} [2025-03-08 22:07:50,559 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -58 predicate places. [2025-03-08 22:07:50,560 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 357 transitions, 724 flow [2025-03-08 22:07:50,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:50,561 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:50,561 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] [2025-03-08 22:07:50,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 22:07:50,561 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:50,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:50,562 INFO L85 PathProgramCache]: Analyzing trace with hash 992926040, now seen corresponding path program 1 times [2025-03-08 22:07:50,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:50,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147402005] [2025-03-08 22:07:50,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:50,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:50,567 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-08 22:07:50,570 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-08 22:07:50,570 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:50,570 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:50,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:50,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147402005] [2025-03-08 22:07:50,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147402005] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:50,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:50,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:50,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987559799] [2025-03-08 22:07:50,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:50,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:50,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:50,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:50,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:50,625 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 443 [2025-03-08 22:07:50,626 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 357 transitions, 724 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:50,626 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:50,626 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 443 [2025-03-08 22:07:50,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:50,719 INFO L124 PetriNetUnfolderBase]: 73/812 cut-off events. [2025-03-08 22:07:50,720 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2025-03-08 22:07:50,722 INFO L83 FinitePrefix]: Finished finitePrefix Result has 939 conditions, 812 events. 73/812 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 3514 event pairs, 7 based on Foata normal form. 0/677 useless extension candidates. Maximal degree in co-relation 868. Up to 81 conditions per place. [2025-03-08 22:07:50,725 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 18 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2025-03-08 22:07:50,725 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 362 transitions, 776 flow [2025-03-08 22:07:50,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2025-03-08 22:07:50,727 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8600451467268623 [2025-03-08 22:07:50,728 INFO L175 Difference]: Start difference. First operand has 357 places, 357 transitions, 724 flow. Second operand 3 states and 1143 transitions. [2025-03-08 22:07:50,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 362 transitions, 776 flow [2025-03-08 22:07:50,729 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 362 transitions, 772 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:50,732 INFO L231 Difference]: Finished difference. Result has 357 places, 357 transitions, 728 flow [2025-03-08 22:07:50,733 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=718, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=728, PETRI_PLACES=357, PETRI_TRANSITIONS=357} [2025-03-08 22:07:50,733 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -58 predicate places. [2025-03-08 22:07:50,733 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 357 transitions, 728 flow [2025-03-08 22:07:50,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:50,734 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:50,734 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] [2025-03-08 22:07:50,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 22:07:50,734 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:50,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:50,735 INFO L85 PathProgramCache]: Analyzing trace with hash -316181614, now seen corresponding path program 1 times [2025-03-08 22:07:50,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:50,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591833953] [2025-03-08 22:07:50,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:50,740 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-03-08 22:07:50,745 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-03-08 22:07:50,745 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:50,745 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:50,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:50,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591833953] [2025-03-08 22:07:50,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591833953] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:50,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:50,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:50,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040364634] [2025-03-08 22:07:50,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:50,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:50,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:50,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:50,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:50,800 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:50,802 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 357 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:50,802 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:50,802 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:50,802 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:50,916 INFO L124 PetriNetUnfolderBase]: 76/912 cut-off events. [2025-03-08 22:07:50,917 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2025-03-08 22:07:50,920 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1074 conditions, 912 events. 76/912 cut-off events. For 31/32 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4584 event pairs, 38 based on Foata normal form. 0/750 useless extension candidates. Maximal degree in co-relation 406. Up to 110 conditions per place. [2025-03-08 22:07:50,924 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 15 selfloop transitions, 2 changer transitions 0/356 dead transitions. [2025-03-08 22:07:50,924 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 356 transitions, 760 flow [2025-03-08 22:07:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:50,927 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:50,927 INFO L175 Difference]: Start difference. First operand has 357 places, 357 transitions, 728 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:50,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 356 transitions, 760 flow [2025-03-08 22:07:50,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 356 transitions, 758 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 22:07:50,931 INFO L231 Difference]: Finished difference. Result has 357 places, 356 transitions, 728 flow [2025-03-08 22:07:50,932 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=728, PETRI_PLACES=357, PETRI_TRANSITIONS=356} [2025-03-08 22:07:50,934 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -58 predicate places. [2025-03-08 22:07:50,934 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 356 transitions, 728 flow [2025-03-08 22:07:50,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:50,935 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:50,935 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] [2025-03-08 22:07:50,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 22:07:50,935 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:50,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:50,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1108176051, now seen corresponding path program 1 times [2025-03-08 22:07:50,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:50,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042539706] [2025-03-08 22:07:50,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:50,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:50,946 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-08 22:07:50,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-08 22:07:50,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:50,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:50,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:50,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042539706] [2025-03-08 22:07:50,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042539706] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:50,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:50,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:50,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427865955] [2025-03-08 22:07:50,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:50,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:50,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:50,990 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:50,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:51,005 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:51,007 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 356 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:51,007 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:51,007 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:51,007 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:51,136 INFO L124 PetriNetUnfolderBase]: 76/911 cut-off events. [2025-03-08 22:07:51,136 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2025-03-08 22:07:51,139 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1065 conditions, 911 events. 76/911 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4561 event pairs, 38 based on Foata normal form. 0/750 useless extension candidates. Maximal degree in co-relation 985. Up to 111 conditions per place. [2025-03-08 22:07:51,144 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 16 selfloop transitions, 2 changer transitions 0/355 dead transitions. [2025-03-08 22:07:51,146 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 355 transitions, 762 flow [2025-03-08 22:07:51,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2025-03-08 22:07:51,148 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8487584650112867 [2025-03-08 22:07:51,148 INFO L175 Difference]: Start difference. First operand has 357 places, 356 transitions, 728 flow. Second operand 3 states and 1128 transitions. [2025-03-08 22:07:51,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 355 transitions, 762 flow [2025-03-08 22:07:51,150 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 355 transitions, 758 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:51,153 INFO L231 Difference]: Finished difference. Result has 356 places, 355 transitions, 726 flow [2025-03-08 22:07:51,154 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=353, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=356, PETRI_TRANSITIONS=355} [2025-03-08 22:07:51,155 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -59 predicate places. [2025-03-08 22:07:51,156 INFO L471 AbstractCegarLoop]: Abstraction has has 356 places, 355 transitions, 726 flow [2025-03-08 22:07:51,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2025-03-08 22:07:51,156 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:51,157 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] [2025-03-08 22:07:51,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 22:07:51,157 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:51,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:51,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1908143371, now seen corresponding path program 1 times [2025-03-08 22:07:51,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:51,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444669756] [2025-03-08 22:07:51,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:51,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:51,164 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 82 statements into 1 equivalence classes. [2025-03-08 22:07:51,176 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 82 of 82 statements. [2025-03-08 22:07:51,176 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:51,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:51,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:51,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444669756] [2025-03-08 22:07:51,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444669756] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:51,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:51,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:51,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982461256] [2025-03-08 22:07:51,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:51,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:51,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:51,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:51,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:51,213 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 443 [2025-03-08 22:07:51,215 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 355 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:51,215 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:51,215 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 443 [2025-03-08 22:07:51,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:51,322 INFO L124 PetriNetUnfolderBase]: 84/1002 cut-off events. [2025-03-08 22:07:51,323 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2025-03-08 22:07:51,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1166 conditions, 1002 events. 84/1002 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 5115 event pairs, 20 based on Foata normal form. 0/826 useless extension candidates. Maximal degree in co-relation 1078. Up to 66 conditions per place. [2025-03-08 22:07:51,329 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 21 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2025-03-08 22:07:51,329 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 362 transitions, 792 flow [2025-03-08 22:07:51,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:51,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1144 transitions. [2025-03-08 22:07:51,332 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8607975921745673 [2025-03-08 22:07:51,332 INFO L175 Difference]: Start difference. First operand has 356 places, 355 transitions, 726 flow. Second operand 3 states and 1144 transitions. [2025-03-08 22:07:51,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 362 transitions, 792 flow [2025-03-08 22:07:51,334 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 355 places, 362 transitions, 788 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:51,336 INFO L231 Difference]: Finished difference. Result has 356 places, 355 transitions, 730 flow [2025-03-08 22:07:51,337 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=356, PETRI_TRANSITIONS=355} [2025-03-08 22:07:51,338 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -59 predicate places. [2025-03-08 22:07:51,338 INFO L471 AbstractCegarLoop]: Abstraction has has 356 places, 355 transitions, 730 flow [2025-03-08 22:07:51,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:51,339 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:51,339 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] [2025-03-08 22:07:51,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-08 22:07:51,339 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:51,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:51,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1691507990, now seen corresponding path program 1 times [2025-03-08 22:07:51,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:51,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166306711] [2025-03-08 22:07:51,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:51,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 86 statements into 1 equivalence classes. [2025-03-08 22:07:51,348 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 86 of 86 statements. [2025-03-08 22:07:51,348 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:51,348 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:51,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:51,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166306711] [2025-03-08 22:07:51,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166306711] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:51,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:51,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:51,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719119936] [2025-03-08 22:07:51,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:51,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:51,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:51,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:51,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:51,370 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:51,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 355 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:51,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:51,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:51,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:51,495 INFO L124 PetriNetUnfolderBase]: 84/922 cut-off events. [2025-03-08 22:07:51,496 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2025-03-08 22:07:51,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1127 conditions, 922 events. 84/922 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4636 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 637. Up to 123 conditions per place. [2025-03-08 22:07:51,500 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 16 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2025-03-08 22:07:51,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 354 transitions, 764 flow [2025-03-08 22:07:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:51,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:51,502 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:51,502 INFO L175 Difference]: Start difference. First operand has 356 places, 355 transitions, 730 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:51,503 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 354 transitions, 764 flow [2025-03-08 22:07:51,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 354 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 22:07:51,506 INFO L231 Difference]: Finished difference. Result has 356 places, 354 transitions, 730 flow [2025-03-08 22:07:51,507 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=356, PETRI_TRANSITIONS=354} [2025-03-08 22:07:51,507 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -59 predicate places. [2025-03-08 22:07:51,507 INFO L471 AbstractCegarLoop]: Abstraction has has 356 places, 354 transitions, 730 flow [2025-03-08 22:07:51,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:51,508 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:51,508 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] [2025-03-08 22:07:51,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-08 22:07:51,508 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:51,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:51,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1137963981, now seen corresponding path program 1 times [2025-03-08 22:07:51,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:51,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70137224] [2025-03-08 22:07:51,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:51,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:51,515 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 89 statements into 1 equivalence classes. [2025-03-08 22:07:51,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 89 of 89 statements. [2025-03-08 22:07:51,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:51,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:51,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:51,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70137224] [2025-03-08 22:07:51,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70137224] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:51,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:51,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:51,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362387620] [2025-03-08 22:07:51,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:51,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:51,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:51,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:51,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:51,564 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 443 [2025-03-08 22:07:51,566 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 354 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:51,566 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:51,566 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 443 [2025-03-08 22:07:51,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:51,697 INFO L124 PetriNetUnfolderBase]: 84/921 cut-off events. [2025-03-08 22:07:51,698 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2025-03-08 22:07:51,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1113 conditions, 921 events. 84/921 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4625 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 1016. Up to 121 conditions per place. [2025-03-08 22:07:51,704 INFO L140 encePairwiseOnDemand]: 441/443 looper letters, 15 selfloop transitions, 1 changer transitions 0/353 dead transitions. [2025-03-08 22:07:51,705 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 353 transitions, 760 flow [2025-03-08 22:07:51,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:51,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1137 transitions. [2025-03-08 22:07:51,707 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8555304740406321 [2025-03-08 22:07:51,707 INFO L175 Difference]: Start difference. First operand has 356 places, 354 transitions, 730 flow. Second operand 3 states and 1137 transitions. [2025-03-08 22:07:51,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 353 transitions, 760 flow [2025-03-08 22:07:51,710 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 355 places, 353 transitions, 756 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:51,713 INFO L231 Difference]: Finished difference. Result has 355 places, 353 transitions, 726 flow [2025-03-08 22:07:51,713 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=353, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=355, PETRI_TRANSITIONS=353} [2025-03-08 22:07:51,714 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -60 predicate places. [2025-03-08 22:07:51,714 INFO L471 AbstractCegarLoop]: Abstraction has has 355 places, 353 transitions, 726 flow [2025-03-08 22:07:51,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:51,714 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:51,715 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] [2025-03-08 22:07:51,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-08 22:07:51,715 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:51,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:51,715 INFO L85 PathProgramCache]: Analyzing trace with hash -818725646, now seen corresponding path program 1 times [2025-03-08 22:07:51,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:51,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282377533] [2025-03-08 22:07:51,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:51,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:51,724 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 22:07:51,732 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 22:07:51,732 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:51,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:51,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:51,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:51,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282377533] [2025-03-08 22:07:51,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282377533] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:51,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:51,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:51,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653609841] [2025-03-08 22:07:51,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:51,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:51,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:51,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:51,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:51,772 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:51,773 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 353 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:51,773 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:51,773 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:51,773 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:51,890 INFO L124 PetriNetUnfolderBase]: 84/920 cut-off events. [2025-03-08 22:07:51,890 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2025-03-08 22:07:51,893 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1113 conditions, 920 events. 84/920 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4619 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 1016. Up to 123 conditions per place. [2025-03-08 22:07:51,896 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 16 selfloop transitions, 2 changer transitions 0/352 dead transitions. [2025-03-08 22:07:51,897 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 356 places, 352 transitions, 760 flow [2025-03-08 22:07:51,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:51,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:51,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:51,899 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:51,899 INFO L175 Difference]: Start difference. First operand has 355 places, 353 transitions, 726 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:51,899 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 356 places, 352 transitions, 760 flow [2025-03-08 22:07:51,901 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 355 places, 352 transitions, 759 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 22:07:51,903 INFO L231 Difference]: Finished difference. Result has 355 places, 352 transitions, 727 flow [2025-03-08 22:07:51,904 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=723, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=727, PETRI_PLACES=355, PETRI_TRANSITIONS=352} [2025-03-08 22:07:51,904 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -60 predicate places. [2025-03-08 22:07:51,904 INFO L471 AbstractCegarLoop]: Abstraction has has 355 places, 352 transitions, 727 flow [2025-03-08 22:07:51,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:51,905 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:51,905 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] [2025-03-08 22:07:51,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-08 22:07:51,905 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:51,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:51,906 INFO L85 PathProgramCache]: Analyzing trace with hash 48519026, now seen corresponding path program 1 times [2025-03-08 22:07:51,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:51,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409389511] [2025-03-08 22:07:51,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:51,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:51,913 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 119 statements into 1 equivalence classes. [2025-03-08 22:07:51,926 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 119 of 119 statements. [2025-03-08 22:07:51,926 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:51,926 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:52,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:52,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409389511] [2025-03-08 22:07:52,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409389511] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:52,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:52,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 22:07:52,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749020828] [2025-03-08 22:07:52,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:52,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 22:07:52,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:52,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 22:07:52,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-08 22:07:52,559 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 443 [2025-03-08 22:07:52,560 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 352 transitions, 727 flow. Second operand has 6 states, 6 states have (on average 351.5) internal successors, (2109), 6 states have internal predecessors, (2109), 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) [2025-03-08 22:07:52,561 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:52,561 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 443 [2025-03-08 22:07:52,561 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:52,691 INFO L124 PetriNetUnfolderBase]: 84/918 cut-off events. [2025-03-08 22:07:52,692 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2025-03-08 22:07:52,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1134 conditions, 918 events. 84/918 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4609 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 1038. Up to 136 conditions per place. [2025-03-08 22:07:52,697 INFO L140 encePairwiseOnDemand]: 431/443 looper letters, 29 selfloop transitions, 10 changer transitions 0/350 dead transitions. [2025-03-08 22:07:52,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 350 transitions, 801 flow [2025-03-08 22:07:52,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 22:07:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-08 22:07:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2139 transitions. [2025-03-08 22:07:52,701 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8047404063205418 [2025-03-08 22:07:52,701 INFO L175 Difference]: Start difference. First operand has 355 places, 352 transitions, 727 flow. Second operand 6 states and 2139 transitions. [2025-03-08 22:07:52,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 350 transitions, 801 flow [2025-03-08 22:07:52,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 350 transitions, 797 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:52,705 INFO L231 Difference]: Finished difference. Result has 356 places, 350 transitions, 739 flow [2025-03-08 22:07:52,706 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=351, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=340, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=739, PETRI_PLACES=356, PETRI_TRANSITIONS=350} [2025-03-08 22:07:52,707 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -59 predicate places. [2025-03-08 22:07:52,707 INFO L471 AbstractCegarLoop]: Abstraction has has 356 places, 350 transitions, 739 flow [2025-03-08 22:07:52,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 351.5) internal successors, (2109), 6 states have internal predecessors, (2109), 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) [2025-03-08 22:07:52,708 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:52,709 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] [2025-03-08 22:07:52,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-08 22:07:52,709 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:52,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:52,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1525246646, now seen corresponding path program 1 times [2025-03-08 22:07:52,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:52,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250130327] [2025-03-08 22:07:52,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:52,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:52,718 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-03-08 22:07:52,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-03-08 22:07:52,723 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:52,723 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:52,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:52,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250130327] [2025-03-08 22:07:52,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250130327] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:52,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:52,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:52,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464745730] [2025-03-08 22:07:52,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:52,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:52,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:52,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:52,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:52,751 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 374 out of 443 [2025-03-08 22:07:52,752 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 350 transitions, 739 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:52,752 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:52,752 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 374 of 443 [2025-03-08 22:07:52,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:52,841 INFO L124 PetriNetUnfolderBase]: 84/917 cut-off events. [2025-03-08 22:07:52,842 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2025-03-08 22:07:52,844 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1118 conditions, 917 events. 84/917 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4604 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 1083. Up to 121 conditions per place. [2025-03-08 22:07:52,847 INFO L140 encePairwiseOnDemand]: 441/443 looper letters, 15 selfloop transitions, 1 changer transitions 0/349 dead transitions. [2025-03-08 22:07:52,847 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 357 places, 349 transitions, 769 flow [2025-03-08 22:07:52,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:52,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1137 transitions. [2025-03-08 22:07:52,849 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8555304740406321 [2025-03-08 22:07:52,849 INFO L175 Difference]: Start difference. First operand has 356 places, 350 transitions, 739 flow. Second operand 3 states and 1137 transitions. [2025-03-08 22:07:52,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 357 places, 349 transitions, 769 flow [2025-03-08 22:07:52,851 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 349 transitions, 749 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-03-08 22:07:52,853 INFO L231 Difference]: Finished difference. Result has 352 places, 349 transitions, 719 flow [2025-03-08 22:07:52,854 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=717, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=349, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=719, PETRI_PLACES=352, PETRI_TRANSITIONS=349} [2025-03-08 22:07:52,854 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -63 predicate places. [2025-03-08 22:07:52,854 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 349 transitions, 719 flow [2025-03-08 22:07:52,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2025-03-08 22:07:52,855 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:52,855 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] [2025-03-08 22:07:52,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-08 22:07:52,855 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:52,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:52,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1144389625, now seen corresponding path program 1 times [2025-03-08 22:07:52,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:52,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126273513] [2025-03-08 22:07:52,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:52,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:52,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-03-08 22:07:52,874 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-03-08 22:07:52,875 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:52,875 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:52,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:52,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:52,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126273513] [2025-03-08 22:07:52,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126273513] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:52,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:52,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:52,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852433331] [2025-03-08 22:07:52,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:52,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:52,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:52,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:52,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:52,914 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:52,915 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 349 transitions, 719 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:52,915 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:52,915 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:52,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:53,008 INFO L124 PetriNetUnfolderBase]: 84/916 cut-off events. [2025-03-08 22:07:53,009 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2025-03-08 22:07:53,012 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1110 conditions, 916 events. 84/916 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 4581 event pairs, 38 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 1013. Up to 123 conditions per place. [2025-03-08 22:07:53,015 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 16 selfloop transitions, 2 changer transitions 0/348 dead transitions. [2025-03-08 22:07:53,016 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 348 transitions, 753 flow [2025-03-08 22:07:53,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:53,018 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:53,018 INFO L175 Difference]: Start difference. First operand has 352 places, 349 transitions, 719 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:53,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 348 transitions, 753 flow [2025-03-08 22:07:53,020 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 348 transitions, 752 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 22:07:53,023 INFO L231 Difference]: Finished difference. Result has 352 places, 348 transitions, 720 flow [2025-03-08 22:07:53,024 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=716, PETRI_DIFFERENCE_MINUEND_PLACES=350, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=720, PETRI_PLACES=352, PETRI_TRANSITIONS=348} [2025-03-08 22:07:53,024 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -63 predicate places. [2025-03-08 22:07:53,024 INFO L471 AbstractCegarLoop]: Abstraction has has 352 places, 348 transitions, 720 flow [2025-03-08 22:07:53,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:53,025 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:53,025 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] [2025-03-08 22:07:53,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-08 22:07:53,025 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:53,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:53,026 INFO L85 PathProgramCache]: Analyzing trace with hash -911155718, now seen corresponding path program 1 times [2025-03-08 22:07:53,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:53,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786627869] [2025-03-08 22:07:53,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:53,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:53,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-08 22:07:53,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-08 22:07:53,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:53,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:53,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:53,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:53,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786627869] [2025-03-08 22:07:53,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786627869] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:53,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:53,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:53,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775225551] [2025-03-08 22:07:53,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:53,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:53,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:53,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:53,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:53,081 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 443 [2025-03-08 22:07:53,082 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 352 places, 348 transitions, 720 flow. Second operand has 3 states, 3 states have (on average 369.0) internal successors, (1107), 3 states have internal predecessors, (1107), 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) [2025-03-08 22:07:53,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:53,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 443 [2025-03-08 22:07:53,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:53,195 INFO L124 PetriNetUnfolderBase]: 113/1251 cut-off events. [2025-03-08 22:07:53,195 INFO L125 PetriNetUnfolderBase]: For 81/83 co-relation queries the response was YES. [2025-03-08 22:07:53,198 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1527 conditions, 1251 events. 113/1251 cut-off events. For 81/83 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 7409 event pairs, 64 based on Foata normal form. 1/1018 useless extension candidates. Maximal degree in co-relation 1430. Up to 171 conditions per place. [2025-03-08 22:07:53,204 INFO L140 encePairwiseOnDemand]: 439/443 looper letters, 17 selfloop transitions, 1 changer transitions 2/345 dead transitions. [2025-03-08 22:07:53,204 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 351 places, 345 transitions, 752 flow [2025-03-08 22:07:53,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1124 transitions. [2025-03-08 22:07:53,206 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8457486832204665 [2025-03-08 22:07:53,206 INFO L175 Difference]: Start difference. First operand has 352 places, 348 transitions, 720 flow. Second operand 3 states and 1124 transitions. [2025-03-08 22:07:53,206 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 351 places, 345 transitions, 752 flow [2025-03-08 22:07:53,208 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 349 places, 345 transitions, 748 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:53,210 INFO L231 Difference]: Finished difference. Result has 349 places, 343 transitions, 708 flow [2025-03-08 22:07:53,210 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=710, PETRI_DIFFERENCE_MINUEND_PLACES=347, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=345, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=344, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=708, PETRI_PLACES=349, PETRI_TRANSITIONS=343} [2025-03-08 22:07:53,211 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -66 predicate places. [2025-03-08 22:07:53,211 INFO L471 AbstractCegarLoop]: Abstraction has has 349 places, 343 transitions, 708 flow [2025-03-08 22:07:53,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 369.0) internal successors, (1107), 3 states have internal predecessors, (1107), 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) [2025-03-08 22:07:53,212 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:53,212 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] [2025-03-08 22:07:53,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-08 22:07:53,212 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:53,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:53,213 INFO L85 PathProgramCache]: Analyzing trace with hash 426847090, now seen corresponding path program 1 times [2025-03-08 22:07:53,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:53,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385701721] [2025-03-08 22:07:53,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:53,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:53,223 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-08 22:07:53,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-08 22:07:53,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:53,235 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:53,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:53,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385701721] [2025-03-08 22:07:53,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385701721] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:53,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:53,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:53,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384619319] [2025-03-08 22:07:53,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:53,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:53,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:53,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:53,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:53,313 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 364 out of 443 [2025-03-08 22:07:53,314 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 349 places, 343 transitions, 708 flow. Second operand has 3 states, 3 states have (on average 365.3333333333333) internal successors, (1096), 3 states have internal predecessors, (1096), 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) [2025-03-08 22:07:53,315 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:53,315 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 364 of 443 [2025-03-08 22:07:53,315 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:53,459 INFO L124 PetriNetUnfolderBase]: 198/1365 cut-off events. [2025-03-08 22:07:53,459 INFO L125 PetriNetUnfolderBase]: For 128/129 co-relation queries the response was YES. [2025-03-08 22:07:53,463 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1829 conditions, 1365 events. 198/1365 cut-off events. For 128/129 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 8650 event pairs, 64 based on Foata normal form. 0/1125 useless extension candidates. Maximal degree in co-relation 1733. Up to 178 conditions per place. [2025-03-08 22:07:53,466 INFO L140 encePairwiseOnDemand]: 434/443 looper letters, 25 selfloop transitions, 5 changer transitions 0/346 dead transitions. [2025-03-08 22:07:53,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 346 transitions, 784 flow [2025-03-08 22:07:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:53,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1122 transitions. [2025-03-08 22:07:53,468 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8442437923250564 [2025-03-08 22:07:53,468 INFO L175 Difference]: Start difference. First operand has 349 places, 343 transitions, 708 flow. Second operand 3 states and 1122 transitions. [2025-03-08 22:07:53,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 346 transitions, 784 flow [2025-03-08 22:07:53,470 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 346 transitions, 783 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-08 22:07:53,472 INFO L231 Difference]: Finished difference. Result has 344 places, 339 transitions, 709 flow [2025-03-08 22:07:53,472 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=699, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=709, PETRI_PLACES=344, PETRI_TRANSITIONS=339} [2025-03-08 22:07:53,473 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -71 predicate places. [2025-03-08 22:07:53,473 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 339 transitions, 709 flow [2025-03-08 22:07:53,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 365.3333333333333) internal successors, (1096), 3 states have internal predecessors, (1096), 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) [2025-03-08 22:07:53,473 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:53,474 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] [2025-03-08 22:07:53,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-08 22:07:53,474 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:53,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:53,474 INFO L85 PathProgramCache]: Analyzing trace with hash -2116760779, now seen corresponding path program 1 times [2025-03-08 22:07:53,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:53,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151377632] [2025-03-08 22:07:53,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:53,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:53,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 22:07:53,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 22:07:53,489 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:53,489 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:53,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:53,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151377632] [2025-03-08 22:07:53,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151377632] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:53,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:53,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:53,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566990800] [2025-03-08 22:07:53,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:53,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:53,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:53,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:53,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:53,534 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 443 [2025-03-08 22:07:53,535 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 339 transitions, 709 flow. Second operand has 3 states, 3 states have (on average 366.6666666666667) internal successors, (1100), 3 states have internal predecessors, (1100), 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) [2025-03-08 22:07:53,535 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:53,535 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 443 [2025-03-08 22:07:53,535 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:53,807 INFO L124 PetriNetUnfolderBase]: 490/2295 cut-off events. [2025-03-08 22:07:53,807 INFO L125 PetriNetUnfolderBase]: For 200/200 co-relation queries the response was YES. [2025-03-08 22:07:53,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3314 conditions, 2295 events. 490/2295 cut-off events. For 200/200 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 17266 event pairs, 104 based on Foata normal form. 0/1993 useless extension candidates. Maximal degree in co-relation 3217. Up to 661 conditions per place. [2025-03-08 22:07:53,815 INFO L140 encePairwiseOnDemand]: 435/443 looper letters, 29 selfloop transitions, 4 changer transitions 0/346 dead transitions. [2025-03-08 22:07:53,815 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 346 transitions, 795 flow [2025-03-08 22:07:53,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:53,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:53,817 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:53,817 INFO L175 Difference]: Start difference. First operand has 344 places, 339 transitions, 709 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:53,818 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 346 transitions, 795 flow [2025-03-08 22:07:53,819 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 346 transitions, 785 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:53,821 INFO L231 Difference]: Finished difference. Result has 341 places, 339 transitions, 719 flow [2025-03-08 22:07:53,822 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=338, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=719, PETRI_PLACES=341, PETRI_TRANSITIONS=339} [2025-03-08 22:07:53,822 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -74 predicate places. [2025-03-08 22:07:53,822 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 339 transitions, 719 flow [2025-03-08 22:07:53,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 366.6666666666667) internal successors, (1100), 3 states have internal predecessors, (1100), 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) [2025-03-08 22:07:53,823 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:53,823 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] [2025-03-08 22:07:53,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-08 22:07:53,823 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:53,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:53,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1508775179, now seen corresponding path program 1 times [2025-03-08 22:07:53,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:53,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954796951] [2025-03-08 22:07:53,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:53,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:53,832 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-08 22:07:53,837 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-08 22:07:53,837 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:53,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:53,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:53,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954796951] [2025-03-08 22:07:53,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954796951] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:53,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:53,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:53,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396193138] [2025-03-08 22:07:53,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:53,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:53,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:53,867 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:53,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:53,878 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:53,880 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 339 transitions, 719 flow. Second operand has 3 states, 3 states have (on average 372.6666666666667) internal successors, (1118), 3 states have internal predecessors, (1118), 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) [2025-03-08 22:07:53,880 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:53,880 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:53,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:54,093 INFO L124 PetriNetUnfolderBase]: 489/1779 cut-off events. [2025-03-08 22:07:54,093 INFO L125 PetriNetUnfolderBase]: For 233/234 co-relation queries the response was YES. [2025-03-08 22:07:54,099 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2805 conditions, 1779 events. 489/1779 cut-off events. For 233/234 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 11503 event pairs, 194 based on Foata normal form. 0/1475 useless extension candidates. Maximal degree in co-relation 2709. Up to 527 conditions per place. [2025-03-08 22:07:54,105 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 23 selfloop transitions, 2 changer transitions 0/344 dead transitions. [2025-03-08 22:07:54,105 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 344 transitions, 785 flow [2025-03-08 22:07:54,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2025-03-08 22:07:54,107 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8547780285929271 [2025-03-08 22:07:54,107 INFO L175 Difference]: Start difference. First operand has 341 places, 339 transitions, 719 flow. Second operand 3 states and 1136 transitions. [2025-03-08 22:07:54,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 344 transitions, 785 flow [2025-03-08 22:07:54,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 344 transitions, 785 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-08 22:07:54,111 INFO L231 Difference]: Finished difference. Result has 342 places, 338 transitions, 721 flow [2025-03-08 22:07:54,111 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=717, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=721, PETRI_PLACES=342, PETRI_TRANSITIONS=338} [2025-03-08 22:07:54,112 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -73 predicate places. [2025-03-08 22:07:54,112 INFO L471 AbstractCegarLoop]: Abstraction has has 342 places, 338 transitions, 721 flow [2025-03-08 22:07:54,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.6666666666667) internal successors, (1118), 3 states have internal predecessors, (1118), 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) [2025-03-08 22:07:54,112 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:54,112 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 22:07:54,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-08 22:07:54,112 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:54,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:54,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1442161990, now seen corresponding path program 1 times [2025-03-08 22:07:54,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:54,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906840164] [2025-03-08 22:07:54,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:54,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-03-08 22:07:54,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-03-08 22:07:54,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:54,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:54,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:54,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:54,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906840164] [2025-03-08 22:07:54,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906840164] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:54,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:54,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:54,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542762001] [2025-03-08 22:07:54,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:54,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:54,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:54,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:54,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:54,187 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 443 [2025-03-08 22:07:54,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 338 transitions, 721 flow. Second operand has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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) [2025-03-08 22:07:54,188 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:54,188 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 443 [2025-03-08 22:07:54,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:54,538 INFO L124 PetriNetUnfolderBase]: 383/2391 cut-off events. [2025-03-08 22:07:54,538 INFO L125 PetriNetUnfolderBase]: For 214/217 co-relation queries the response was YES. [2025-03-08 22:07:54,546 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3316 conditions, 2391 events. 383/2391 cut-off events. For 214/217 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 18748 event pairs, 165 based on Foata normal form. 0/1990 useless extension candidates. Maximal degree in co-relation 3219. Up to 414 conditions per place. [2025-03-08 22:07:54,553 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 27 selfloop transitions, 2 changer transitions 0/344 dead transitions. [2025-03-08 22:07:54,553 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 344 transitions, 801 flow [2025-03-08 22:07:54,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:54,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:54,555 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:54,555 INFO L175 Difference]: Start difference. First operand has 342 places, 338 transitions, 721 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:54,555 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 344 transitions, 801 flow [2025-03-08 22:07:54,557 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 344 transitions, 797 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:54,559 INFO L231 Difference]: Finished difference. Result has 341 places, 337 transitions, 719 flow [2025-03-08 22:07:54,560 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=715, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=719, PETRI_PLACES=341, PETRI_TRANSITIONS=337} [2025-03-08 22:07:54,560 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -74 predicate places. [2025-03-08 22:07:54,560 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 337 transitions, 719 flow [2025-03-08 22:07:54,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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) [2025-03-08 22:07:54,561 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:54,561 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] [2025-03-08 22:07:54,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-08 22:07:54,561 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:54,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:54,562 INFO L85 PathProgramCache]: Analyzing trace with hash 140049631, now seen corresponding path program 1 times [2025-03-08 22:07:54,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:54,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342627622] [2025-03-08 22:07:54,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:54,573 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 22:07:54,580 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 22:07:54,580 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:54,580 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:54,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:54,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342627622] [2025-03-08 22:07:54,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342627622] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:54,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:54,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:54,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872074186] [2025-03-08 22:07:54,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:54,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:54,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:54,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:54,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:54,649 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 443 [2025-03-08 22:07:54,650 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 337 transitions, 719 flow. Second operand has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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) [2025-03-08 22:07:54,650 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:54,650 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 443 [2025-03-08 22:07:54,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:54,921 INFO L124 PetriNetUnfolderBase]: 368/2470 cut-off events. [2025-03-08 22:07:54,921 INFO L125 PetriNetUnfolderBase]: For 219/220 co-relation queries the response was YES. [2025-03-08 22:07:54,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3387 conditions, 2470 events. 368/2470 cut-off events. For 219/220 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 20207 event pairs, 168 based on Foata normal form. 0/2067 useless extension candidates. Maximal degree in co-relation 3290. Up to 407 conditions per place. [2025-03-08 22:07:54,932 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 27 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2025-03-08 22:07:54,932 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 343 transitions, 799 flow [2025-03-08 22:07:54,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:54,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2025-03-08 22:07:54,935 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8502633559066968 [2025-03-08 22:07:54,935 INFO L175 Difference]: Start difference. First operand has 341 places, 337 transitions, 719 flow. Second operand 3 states and 1130 transitions. [2025-03-08 22:07:54,935 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 343 transitions, 799 flow [2025-03-08 22:07:54,937 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 343 transitions, 795 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:54,939 INFO L231 Difference]: Finished difference. Result has 340 places, 336 transitions, 717 flow [2025-03-08 22:07:54,939 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=713, PETRI_DIFFERENCE_MINUEND_PLACES=338, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=717, PETRI_PLACES=340, PETRI_TRANSITIONS=336} [2025-03-08 22:07:54,940 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -75 predicate places. [2025-03-08 22:07:54,940 INFO L471 AbstractCegarLoop]: Abstraction has has 340 places, 336 transitions, 717 flow [2025-03-08 22:07:54,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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) [2025-03-08 22:07:54,940 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:54,940 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] [2025-03-08 22:07:54,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-08 22:07:54,941 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:54,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:54,942 INFO L85 PathProgramCache]: Analyzing trace with hash -418502177, now seen corresponding path program 1 times [2025-03-08 22:07:54,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:54,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910871502] [2025-03-08 22:07:54,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:54,955 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-08 22:07:54,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-08 22:07:54,966 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:54,966 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:55,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:55,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:55,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910871502] [2025-03-08 22:07:55,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910871502] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:55,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:55,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:55,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843961020] [2025-03-08 22:07:55,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:55,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:55,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:55,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:55,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:55,015 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 443 [2025-03-08 22:07:55,016 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 336 transitions, 717 flow. Second operand has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 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) [2025-03-08 22:07:55,016 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:55,016 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 443 [2025-03-08 22:07:55,016 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:55,219 INFO L124 PetriNetUnfolderBase]: 405/1709 cut-off events. [2025-03-08 22:07:55,219 INFO L125 PetriNetUnfolderBase]: For 217/218 co-relation queries the response was YES. [2025-03-08 22:07:55,224 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2583 conditions, 1709 events. 405/1709 cut-off events. For 217/218 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 10800 event pairs, 129 based on Foata normal form. 0/1470 useless extension candidates. Maximal degree in co-relation 2486. Up to 367 conditions per place. [2025-03-08 22:07:55,229 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 21 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2025-03-08 22:07:55,229 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 341 transitions, 779 flow [2025-03-08 22:07:55,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:55,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2025-03-08 22:07:55,231 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8577878103837472 [2025-03-08 22:07:55,231 INFO L175 Difference]: Start difference. First operand has 340 places, 336 transitions, 717 flow. Second operand 3 states and 1140 transitions. [2025-03-08 22:07:55,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 341 transitions, 779 flow [2025-03-08 22:07:55,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 341 transitions, 775 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:55,235 INFO L231 Difference]: Finished difference. Result has 339 places, 335 transitions, 715 flow [2025-03-08 22:07:55,235 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=711, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=715, PETRI_PLACES=339, PETRI_TRANSITIONS=335} [2025-03-08 22:07:55,236 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -76 predicate places. [2025-03-08 22:07:55,236 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 335 transitions, 715 flow [2025-03-08 22:07:55,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.3333333333333) internal successors, (1126), 3 states have internal predecessors, (1126), 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) [2025-03-08 22:07:55,237 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:55,237 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] [2025-03-08 22:07:55,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-08 22:07:55,237 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread3Err15ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:55,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:55,238 INFO L85 PathProgramCache]: Analyzing trace with hash -2003237600, now seen corresponding path program 1 times [2025-03-08 22:07:55,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:55,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359546400] [2025-03-08 22:07:55,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:55,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:55,247 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-08 22:07:55,253 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-08 22:07:55,254 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:55,254 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:55,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:55,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:55,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359546400] [2025-03-08 22:07:55,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359546400] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:55,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:55,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:55,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405953503] [2025-03-08 22:07:55,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:55,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:55,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:55,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:55,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:55,297 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:55,298 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 335 transitions, 715 flow. Second operand has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2025-03-08 22:07:55,298 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:55,298 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:55,298 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:55,542 INFO L124 PetriNetUnfolderBase]: 546/2224 cut-off events. [2025-03-08 22:07:55,542 INFO L125 PetriNetUnfolderBase]: For 237/289 co-relation queries the response was YES. [2025-03-08 22:07:55,549 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3349 conditions, 2224 events. 546/2224 cut-off events. For 237/289 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 16243 event pairs, 216 based on Foata normal form. 0/1897 useless extension candidates. Maximal degree in co-relation 3252. Up to 575 conditions per place. [2025-03-08 22:07:55,554 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 25 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2025-03-08 22:07:55,554 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 340 places, 341 transitions, 787 flow [2025-03-08 22:07:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:55,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1135 transitions. [2025-03-08 22:07:55,556 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8540255831452219 [2025-03-08 22:07:55,556 INFO L175 Difference]: Start difference. First operand has 339 places, 335 transitions, 715 flow. Second operand 3 states and 1135 transitions. [2025-03-08 22:07:55,557 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 340 places, 341 transitions, 787 flow [2025-03-08 22:07:55,558 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 341 transitions, 783 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:55,560 INFO L231 Difference]: Finished difference. Result has 338 places, 334 transitions, 713 flow [2025-03-08 22:07:55,561 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=709, PETRI_DIFFERENCE_MINUEND_PLACES=336, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=332, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=713, PETRI_PLACES=338, PETRI_TRANSITIONS=334} [2025-03-08 22:07:55,561 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -77 predicate places. [2025-03-08 22:07:55,561 INFO L471 AbstractCegarLoop]: Abstraction has has 338 places, 334 transitions, 713 flow [2025-03-08 22:07:55,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2025-03-08 22:07:55,562 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:55,562 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] [2025-03-08 22:07:55,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-03-08 22:07:55,562 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:55,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:55,562 INFO L85 PathProgramCache]: Analyzing trace with hash 14142689, now seen corresponding path program 1 times [2025-03-08 22:07:55,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:55,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696241000] [2025-03-08 22:07:55,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:55,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:55,573 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-08 22:07:55,579 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-08 22:07:55,579 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:55,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:55,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:55,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696241000] [2025-03-08 22:07:55,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696241000] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:55,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:55,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:55,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838404447] [2025-03-08 22:07:55,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:55,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:55,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:55,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:55,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:55,629 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:55,630 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 334 transitions, 713 flow. Second operand has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 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) [2025-03-08 22:07:55,630 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:55,630 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:55,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:55,830 INFO L124 PetriNetUnfolderBase]: 507/1714 cut-off events. [2025-03-08 22:07:55,831 INFO L125 PetriNetUnfolderBase]: For 264/265 co-relation queries the response was YES. [2025-03-08 22:07:55,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2774 conditions, 1714 events. 507/1714 cut-off events. For 264/265 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 10605 event pairs, 187 based on Foata normal form. 0/1496 useless extension candidates. Maximal degree in co-relation 2677. Up to 520 conditions per place. [2025-03-08 22:07:55,841 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 23 selfloop transitions, 2 changer transitions 0/339 dead transitions. [2025-03-08 22:07:55,841 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 339 transitions, 779 flow [2025-03-08 22:07:55,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:55,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2025-03-08 22:07:55,843 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8547780285929271 [2025-03-08 22:07:55,843 INFO L175 Difference]: Start difference. First operand has 338 places, 334 transitions, 713 flow. Second operand 3 states and 1136 transitions. [2025-03-08 22:07:55,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 339 transitions, 779 flow [2025-03-08 22:07:55,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 339 transitions, 775 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:55,847 INFO L231 Difference]: Finished difference. Result has 337 places, 333 transitions, 711 flow [2025-03-08 22:07:55,847 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=707, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=711, PETRI_PLACES=337, PETRI_TRANSITIONS=333} [2025-03-08 22:07:55,848 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -78 predicate places. [2025-03-08 22:07:55,848 INFO L471 AbstractCegarLoop]: Abstraction has has 337 places, 333 transitions, 711 flow [2025-03-08 22:07:55,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 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) [2025-03-08 22:07:55,849 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:55,849 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] [2025-03-08 22:07:55,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-03-08 22:07:55,849 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread3Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:55,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:55,850 INFO L85 PathProgramCache]: Analyzing trace with hash -551683794, now seen corresponding path program 1 times [2025-03-08 22:07:55,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:55,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493706295] [2025-03-08 22:07:55,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:55,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:55,865 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-08 22:07:55,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-08 22:07:55,871 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:55,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:55,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:55,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493706295] [2025-03-08 22:07:55,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493706295] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:55,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:55,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:55,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591854807] [2025-03-08 22:07:55,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:55,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:55,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:55,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:55,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:55,912 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:55,913 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 333 transitions, 711 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:55,913 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:55,913 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:55,913 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:56,116 INFO L124 PetriNetUnfolderBase]: 422/2063 cut-off events. [2025-03-08 22:07:56,117 INFO L125 PetriNetUnfolderBase]: For 199/214 co-relation queries the response was YES. [2025-03-08 22:07:56,123 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2977 conditions, 2063 events. 422/2063 cut-off events. For 199/214 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 15399 event pairs, 138 based on Foata normal form. 1/1830 useless extension candidates. Maximal degree in co-relation 2880. Up to 374 conditions per place. [2025-03-08 22:07:56,127 INFO L140 encePairwiseOnDemand]: 438/443 looper letters, 22 selfloop transitions, 2 changer transitions 6/338 dead transitions. [2025-03-08 22:07:56,128 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 338 transitions, 777 flow [2025-03-08 22:07:56,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2025-03-08 22:07:56,130 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8532731376975169 [2025-03-08 22:07:56,130 INFO L175 Difference]: Start difference. First operand has 337 places, 333 transitions, 711 flow. Second operand 3 states and 1134 transitions. [2025-03-08 22:07:56,130 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 338 transitions, 777 flow [2025-03-08 22:07:56,132 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 335 places, 338 transitions, 773 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:56,134 INFO L231 Difference]: Finished difference. Result has 335 places, 325 transitions, 695 flow [2025-03-08 22:07:56,135 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=333, 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=695, PETRI_PLACES=335, PETRI_TRANSITIONS=325} [2025-03-08 22:07:56,135 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -80 predicate places. [2025-03-08 22:07:56,135 INFO L471 AbstractCegarLoop]: Abstraction has has 335 places, 325 transitions, 695 flow [2025-03-08 22:07:56,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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) [2025-03-08 22:07:56,136 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:56,136 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] [2025-03-08 22:07:56,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-03-08 22:07:56,136 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:56,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:56,137 INFO L85 PathProgramCache]: Analyzing trace with hash 419545503, now seen corresponding path program 1 times [2025-03-08 22:07:56,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:56,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081677357] [2025-03-08 22:07:56,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:56,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:56,147 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 191 statements into 1 equivalence classes. [2025-03-08 22:07:56,153 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 191 of 191 statements. [2025-03-08 22:07:56,153 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:56,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:56,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:56,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081677357] [2025-03-08 22:07:56,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081677357] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:56,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:56,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:56,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935289871] [2025-03-08 22:07:56,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:56,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:56,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:56,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:56,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:56,187 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:56,188 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 325 transitions, 695 flow. Second operand has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,189 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:56,189 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:56,189 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:56,366 INFO L124 PetriNetUnfolderBase]: 322/1558 cut-off events. [2025-03-08 22:07:56,367 INFO L125 PetriNetUnfolderBase]: For 160/164 co-relation queries the response was YES. [2025-03-08 22:07:56,370 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2283 conditions, 1558 events. 322/1558 cut-off events. For 160/164 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 10220 event pairs, 92 based on Foata normal form. 1/1419 useless extension candidates. Maximal degree in co-relation 2186. Up to 258 conditions per place. [2025-03-08 22:07:56,372 INFO L140 encePairwiseOnDemand]: 438/443 looper letters, 21 selfloop transitions, 3 changer transitions 0/329 dead transitions. [2025-03-08 22:07:56,373 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 329 transitions, 757 flow [2025-03-08 22:07:56,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2025-03-08 22:07:56,375 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8547780285929271 [2025-03-08 22:07:56,375 INFO L175 Difference]: Start difference. First operand has 335 places, 325 transitions, 695 flow. Second operand 3 states and 1136 transitions. [2025-03-08 22:07:56,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 329 transitions, 757 flow [2025-03-08 22:07:56,376 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 329 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:56,378 INFO L231 Difference]: Finished difference. Result has 328 places, 323 transitions, 693 flow [2025-03-08 22:07:56,379 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=687, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=693, PETRI_PLACES=328, PETRI_TRANSITIONS=323} [2025-03-08 22:07:56,379 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -87 predicate places. [2025-03-08 22:07:56,379 INFO L471 AbstractCegarLoop]: Abstraction has has 328 places, 323 transitions, 693 flow [2025-03-08 22:07:56,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,379 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:56,380 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] [2025-03-08 22:07:56,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-03-08 22:07:56,380 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread3Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:56,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:56,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1026129936, now seen corresponding path program 1 times [2025-03-08 22:07:56,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:56,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334553046] [2025-03-08 22:07:56,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:56,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-08 22:07:56,395 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-08 22:07:56,395 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:56,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:56,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:56,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334553046] [2025-03-08 22:07:56,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334553046] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:56,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:56,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:56,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055906277] [2025-03-08 22:07:56,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:56,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:56,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:56,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:56,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:56,433 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 443 [2025-03-08 22:07:56,434 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 323 transitions, 693 flow. Second operand has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,434 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:56,434 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 443 [2025-03-08 22:07:56,434 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:56,649 INFO L124 PetriNetUnfolderBase]: 521/2154 cut-off events. [2025-03-08 22:07:56,649 INFO L125 PetriNetUnfolderBase]: For 236/269 co-relation queries the response was YES. [2025-03-08 22:07:56,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3235 conditions, 2154 events. 521/2154 cut-off events. For 236/269 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 16072 event pairs, 204 based on Foata normal form. 0/1946 useless extension candidates. Maximal degree in co-relation 3138. Up to 527 conditions per place. [2025-03-08 22:07:56,660 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 24 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2025-03-08 22:07:56,661 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 329 transitions, 763 flow [2025-03-08 22:07:56,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:56,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2025-03-08 22:07:56,663 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8532731376975169 [2025-03-08 22:07:56,663 INFO L175 Difference]: Start difference. First operand has 328 places, 323 transitions, 693 flow. Second operand 3 states and 1134 transitions. [2025-03-08 22:07:56,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 329 transitions, 763 flow [2025-03-08 22:07:56,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 329 transitions, 757 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:56,666 INFO L231 Difference]: Finished difference. Result has 327 places, 322 transitions, 689 flow [2025-03-08 22:07:56,667 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=685, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=689, PETRI_PLACES=327, PETRI_TRANSITIONS=322} [2025-03-08 22:07:56,667 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -88 predicate places. [2025-03-08 22:07:56,667 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 322 transitions, 689 flow [2025-03-08 22:07:56,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,668 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:56,668 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] [2025-03-08 22:07:56,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-03-08 22:07:56,668 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread3Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:56,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:56,669 INFO L85 PathProgramCache]: Analyzing trace with hash 2141826749, now seen corresponding path program 1 times [2025-03-08 22:07:56,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:56,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498154350] [2025-03-08 22:07:56,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:56,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:56,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 22:07:56,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 22:07:56,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:56,683 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:56,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:56,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498154350] [2025-03-08 22:07:56,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498154350] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:56,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:56,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:56,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518950813] [2025-03-08 22:07:56,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:56,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:56,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:56,706 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:56,706 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:56,713 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:56,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 322 transitions, 689 flow. Second operand has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:56,715 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:56,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:56,922 INFO L124 PetriNetUnfolderBase]: 353/1711 cut-off events. [2025-03-08 22:07:56,922 INFO L125 PetriNetUnfolderBase]: For 170/176 co-relation queries the response was YES. [2025-03-08 22:07:56,927 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2475 conditions, 1711 events. 353/1711 cut-off events. For 170/176 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 11409 event pairs, 100 based on Foata normal form. 1/1588 useless extension candidates. Maximal degree in co-relation 2378. Up to 277 conditions per place. [2025-03-08 22:07:56,931 INFO L140 encePairwiseOnDemand]: 438/443 looper letters, 20 selfloop transitions, 2 changer transitions 10/327 dead transitions. [2025-03-08 22:07:56,931 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 327 transitions, 753 flow [2025-03-08 22:07:56,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:56,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2025-03-08 22:07:56,934 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8547780285929271 [2025-03-08 22:07:56,934 INFO L175 Difference]: Start difference. First operand has 327 places, 322 transitions, 689 flow. Second operand 3 states and 1136 transitions. [2025-03-08 22:07:56,934 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 327 transitions, 753 flow [2025-03-08 22:07:56,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 327 transitions, 749 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:56,938 INFO L231 Difference]: Finished difference. Result has 325 places, 310 transitions, 664 flow [2025-03-08 22:07:56,938 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=681, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=664, PETRI_PLACES=325, PETRI_TRANSITIONS=310} [2025-03-08 22:07:56,938 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -90 predicate places. [2025-03-08 22:07:56,939 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 310 transitions, 664 flow [2025-03-08 22:07:56,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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) [2025-03-08 22:07:56,939 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:56,939 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] [2025-03-08 22:07:56,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-03-08 22:07:56,939 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:56,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:56,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1665843138, now seen corresponding path program 1 times [2025-03-08 22:07:56,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:56,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929324639] [2025-03-08 22:07:56,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:56,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:56,953 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-08 22:07:56,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-08 22:07:56,960 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:56,960 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:56,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:56,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929324639] [2025-03-08 22:07:56,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929324639] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:56,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:56,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:56,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896620958] [2025-03-08 22:07:56,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:56,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:56,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:56,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:56,997 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:57,009 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:57,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 310 transitions, 664 flow. Second operand has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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) [2025-03-08 22:07:57,010 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:57,010 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:57,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:57,183 INFO L124 PetriNetUnfolderBase]: 366/1565 cut-off events. [2025-03-08 22:07:57,184 INFO L125 PetriNetUnfolderBase]: For 183/186 co-relation queries the response was YES. [2025-03-08 22:07:57,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2394 conditions, 1565 events. 366/1565 cut-off events. For 183/186 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 9946 event pairs, 139 based on Foata normal form. 0/1444 useless extension candidates. Maximal degree in co-relation 2297. Up to 386 conditions per place. [2025-03-08 22:07:57,191 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 21 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2025-03-08 22:07:57,191 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 315 transitions, 726 flow [2025-03-08 22:07:57,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2025-03-08 22:07:57,193 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8532731376975169 [2025-03-08 22:07:57,193 INFO L175 Difference]: Start difference. First operand has 325 places, 310 transitions, 664 flow. Second operand 3 states and 1134 transitions. [2025-03-08 22:07:57,193 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 315 transitions, 726 flow [2025-03-08 22:07:57,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 315 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:57,196 INFO L231 Difference]: Finished difference. Result has 314 places, 309 transitions, 662 flow [2025-03-08 22:07:57,196 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=658, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=662, PETRI_PLACES=314, PETRI_TRANSITIONS=309} [2025-03-08 22:07:57,198 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -101 predicate places. [2025-03-08 22:07:57,198 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 309 transitions, 662 flow [2025-03-08 22:07:57,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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) [2025-03-08 22:07:57,198 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-08 22:07:57,198 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] [2025-03-08 22:07:57,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2025-03-08 22:07:57,198 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err10ASSERT_VIOLATIONDATA_RACE, thread1Err9ASSERT_VIOLATIONDATA_RACE, thread1Err8ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2025-03-08 22:07:57,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 22:07:57,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1746847936, now seen corresponding path program 1 times [2025-03-08 22:07:57,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 22:07:57,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459356436] [2025-03-08 22:07:57,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 22:07:57,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 22:07:57,209 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-03-08 22:07:57,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-03-08 22:07:57,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 22:07:57,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 22:07:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 22:07:57,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 22:07:57,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459356436] [2025-03-08 22:07:57,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459356436] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 22:07:57,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 22:07:57,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 22:07:57,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419710012] [2025-03-08 22:07:57,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 22:07:57,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 22:07:57,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 22:07:57,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 22:07:57,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 22:07:57,262 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 371 out of 443 [2025-03-08 22:07:57,263 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 309 transitions, 662 flow. Second operand has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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) [2025-03-08 22:07:57,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-08 22:07:57,263 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 371 of 443 [2025-03-08 22:07:57,263 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-08 22:07:57,466 INFO L124 PetriNetUnfolderBase]: 420/1879 cut-off events. [2025-03-08 22:07:57,466 INFO L125 PetriNetUnfolderBase]: For 203/213 co-relation queries the response was YES. [2025-03-08 22:07:57,469 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2801 conditions, 1879 events. 420/1879 cut-off events. For 203/213 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 12909 event pairs, 158 based on Foata normal form. 0/1753 useless extension candidates. Maximal degree in co-relation 2704. Up to 429 conditions per place. [2025-03-08 22:07:57,470 INFO L140 encePairwiseOnDemand]: 440/443 looper letters, 0 selfloop transitions, 0 changer transitions 315/315 dead transitions. [2025-03-08 22:07:57,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 315 transitions, 728 flow [2025-03-08 22:07:57,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 22:07:57,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-08 22:07:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1135 transitions. [2025-03-08 22:07:57,472 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8540255831452219 [2025-03-08 22:07:57,472 INFO L175 Difference]: Start difference. First operand has 314 places, 309 transitions, 662 flow. Second operand 3 states and 1135 transitions. [2025-03-08 22:07:57,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 315 transitions, 728 flow [2025-03-08 22:07:57,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 315 transitions, 724 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-08 22:07:57,475 INFO L231 Difference]: Finished difference. Result has 313 places, 0 transitions, 0 flow [2025-03-08 22:07:57,475 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=313, PETRI_TRANSITIONS=0} [2025-03-08 22:07:57,476 INFO L279 CegarLoopForPetriNet]: 415 programPoint places, -102 predicate places. [2025-03-08 22:07:57,476 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 0 transitions, 0 flow [2025-03-08 22:07:57,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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) [2025-03-08 22:07:57,478 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (151 of 152 remaining) [2025-03-08 22:07:57,478 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (150 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (149 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (148 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (147 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (146 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (144 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (143 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (142 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (141 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (140 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (139 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (138 of 152 remaining) [2025-03-08 22:07:57,479 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (137 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (136 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (135 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (134 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (133 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (132 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (131 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (130 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (129 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (128 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (127 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (126 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (125 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (124 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (123 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (122 of 152 remaining) [2025-03-08 22:07:57,480 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (121 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (120 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (119 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (118 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (117 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (116 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (115 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (114 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (113 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (112 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (111 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (110 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (109 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (108 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (107 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (106 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (105 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (104 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (103 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (102 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (101 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (100 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (99 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (98 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (97 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (96 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (95 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (94 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (93 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (92 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (91 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (90 of 152 remaining) [2025-03-08 22:07:57,481 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (89 of 152 remaining) [2025-03-08 22:07:57,482 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (88 of 152 remaining) [2025-03-08 22:07:57,482 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (87 of 152 remaining) [2025-03-08 22:07:57,482 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (86 of 152 remaining) [2025-03-08 22:07:57,482 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (85 of 152 remaining) [2025-03-08 22:07:57,483 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (84 of 152 remaining) [2025-03-08 22:07:57,483 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (83 of 152 remaining) [2025-03-08 22:07:57,483 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (82 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (81 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (80 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (78 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (77 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (76 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (75 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (74 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (73 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (72 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (71 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (70 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (69 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (68 of 152 remaining) [2025-03-08 22:07:57,484 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (67 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (66 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (62 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (61 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (59 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (58 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (57 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (56 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (55 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (53 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (52 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (51 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (50 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (49 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (48 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (47 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (46 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (45 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (43 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (42 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (41 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (39 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (38 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (37 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (36 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (35 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (34 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (33 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (32 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (31 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (30 of 152 remaining) [2025-03-08 22:07:57,485 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (29 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (28 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (27 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (26 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (25 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (24 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (23 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (22 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (21 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (19 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (18 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (17 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (16 of 152 remaining) [2025-03-08 22:07:57,486 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (15 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (14 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (13 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (12 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (11 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (10 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (9 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (8 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (7 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (6 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (5 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (4 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (3 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (2 of 152 remaining) [2025-03-08 22:07:57,487 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (1 of 152 remaining) [2025-03-08 22:07:57,488 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (0 of 152 remaining) [2025-03-08 22:07:57,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2025-03-08 22:07:57,488 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, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 22:07:57,493 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-08 22:07:57,494 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 22:07:57,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 10:07:57 BasicIcfg [2025-03-08 22:07:57,500 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 22:07:57,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 22:07:57,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 22:07:57,501 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 22:07:57,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:07:48" (3/4) ... [2025-03-08 22:07:57,504 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 22:07:57,506 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-03-08 22:07:57,506 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2025-03-08 22:07:57,506 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2025-03-08 22:07:57,512 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2025-03-08 22:07:57,512 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-08 22:07:57,512 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-08 22:07:57,513 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 22:07:57,590 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 22:07:57,590 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 22:07:57,590 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 22:07:57,591 INFO L158 Benchmark]: Toolchain (without parser) took 10279.74ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 111.0MB in the beginning and 593.1MB in the end (delta: -482.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2025-03-08 22:07:57,592 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 22:07:57,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.27ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 97.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 22:07:57,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.01ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 22:07:57,593 INFO L158 Benchmark]: Boogie Preprocessor took 35.10ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 91.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 22:07:57,594 INFO L158 Benchmark]: IcfgBuilder took 1009.25ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 56.5MB in the end (delta: 35.1MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2025-03-08 22:07:57,594 INFO L158 Benchmark]: TraceAbstraction took 8862.18ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 55.7MB in the beginning and 601.5MB in the end (delta: -545.7MB). Peak memory consumption was 358.3MB. Max. memory is 16.1GB. [2025-03-08 22:07:57,595 INFO L158 Benchmark]: Witness Printer took 89.46ms. Allocated memory is still 671.1MB. Free memory was 601.5MB in the beginning and 593.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 22:07:57,596 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.27ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 97.3MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.01ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.10ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 91.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1009.25ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 56.5MB in the end (delta: 35.1MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * TraceAbstraction took 8862.18ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 55.7MB in the beginning and 601.5MB in the end (delta: -545.7MB). Peak memory consumption was 358.3MB. Max. memory is 16.1GB. * Witness Printer took 89.46ms. Allocated memory is still 671.1MB. Free memory was 601.5MB in the beginning and 593.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: 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: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: 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: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: 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: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: 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: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: 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: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: 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 7 procedures, 583 locations, 604 edges, 152 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.7s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 741 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 301 mSDsluCounter, 151 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 96 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1296 IncrementalHoareTripleChecker+Invalid, 1392 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 96 mSolverCounterUnsat, 151 mSDtfsCounter, 1296 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=856occurred in iteration=0, InterpolantAutomatonStates: 93, 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, 1.5s InterpolantComputationTime, 3998 NumberOfCodeBlocks, 3998 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3968 ConstructedInterpolants, 0 QuantifiedInterpolants, 4141 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 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 86 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-08 22:07:57,614 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