./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version f8ab0bd5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.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 a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.3.0-?-f8ab0bd-m [2025-03-13 22:25:08,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-13 22:25:08,506 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-13 22:25:08,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-13 22:25:08,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-13 22:25:08,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-13 22:25:08,534 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-13 22:25:08,534 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-13 22:25:08,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-13 22:25:08,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Use SBE=true [2025-03-13 22:25:08,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-13 22:25:08,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-13 22:25:08,536 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:25:08,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-13 22:25:08,536 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-13 22:25:08,538 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-13 22:25:08,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-13 22:25:08,538 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 -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2025-03-13 22:25:08,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-13 22:25:08,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-13 22:25:08,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-13 22:25:08,762 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-13 22:25:08,762 INFO L274 PluginConnector]: CDTParser initialized [2025-03-13 22:25:08,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2025-03-13 22:25:09,886 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aded9c00/207f2b087dd74f6eadad3724bc7d5786/FLAG193169296 [2025-03-13 22:25:10,127 INFO L384 CDTParser]: Found 1 translation units. [2025-03-13 22:25:10,133 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2025-03-13 22:25:10,158 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aded9c00/207f2b087dd74f6eadad3724bc7d5786/FLAG193169296 [2025-03-13 22:25:10,187 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aded9c00/207f2b087dd74f6eadad3724bc7d5786 [2025-03-13 22:25:10,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-13 22:25:10,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-13 22:25:10,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-13 22:25:10,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-13 22:25:10,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-13 22:25:10,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec176d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10, skipping insertion in model container [2025-03-13 22:25:10,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-13 22:25:10,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:25:10,396 INFO L200 MainTranslator]: Completed pre-run [2025-03-13 22:25:10,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:25:10,430 INFO L204 MainTranslator]: Completed translation [2025-03-13 22:25:10,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10 WrapperNode [2025-03-13 22:25:10,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-13 22:25:10,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-13 22:25:10,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-13 22:25:10,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-13 22:25:10,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,477 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 597 [2025-03-13 22:25:10,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-13 22:25:10,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-13 22:25:10,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-13 22:25:10,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-13 22:25:10,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,510 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-13 22:25:10,521 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-13 22:25:10,521 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-13 22:25:10,521 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-13 22:25:10,522 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (1/1) ... [2025-03-13 22:25:10,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:25:10,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-13 22:25:10,548 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) [2025-03-13 22:25:10,550 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 [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-03-13 22:25:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-03-13 22:25:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-03-13 22:25:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2025-03-13 22:25:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-03-13 22:25:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-13 22:25:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-13 22:25:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-13 22:25:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-03-13 22:25:10,570 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-13 22:25:10,682 INFO L256 CfgBuilder]: Building ICFG [2025-03-13 22:25:10,683 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-13 22:25:11,363 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-13 22:25:11,365 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-13 22:25:11,365 INFO L318 CfgBuilder]: Performing block encoding [2025-03-13 22:25:11,852 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-13 22:25:11,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:25:11 BoogieIcfgContainer [2025-03-13 22:25:11,853 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-13 22:25:11,855 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-13 22:25:11,855 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-13 22:25:11,859 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-13 22:25:11,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.03 10:25:10" (1/3) ... [2025-03-13 22:25:11,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40d615ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:25:11, skipping insertion in model container [2025-03-13 22:25:11,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:25:10" (2/3) ... [2025-03-13 22:25:11,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40d615ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:25:11, skipping insertion in model container [2025-03-13 22:25:11,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:25:11" (3/3) ... [2025-03-13 22:25:11,862 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2025-03-13 22:25:11,873 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-13 22:25:11,874 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt2.wvr.c that has 5 procedures, 419 locations, 1 initial locations, 6 loop locations, and 95 error locations. [2025-03-13 22:25:11,874 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-13 22:25:11,972 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-03-13 22:25:12,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 431 places, 435 transitions, 898 flow [2025-03-13 22:25:12,158 INFO L124 PetriNetUnfolderBase]: 17/431 cut-off events. [2025-03-13 22:25:12,159 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-13 22:25:12,166 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 431 events. 17/431 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 656 event pairs, 0 based on Foata normal form. 0/319 useless extension candidates. Maximal degree in co-relation 383. Up to 2 conditions per place. [2025-03-13 22:25:12,167 INFO L82 GeneralOperation]: Start removeDead. Operand has 431 places, 435 transitions, 898 flow [2025-03-13 22:25:12,175 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 411 places, 414 transitions, 852 flow [2025-03-13 22:25:12,183 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-13 22:25:12,191 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;@5145c4d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-13 22:25:12,196 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2025-03-13 22:25:12,201 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-13 22:25:12,201 INFO L124 PetriNetUnfolderBase]: 0/32 cut-off events. [2025-03-13 22:25:12,202 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:25:12,202 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:12,202 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:12,203 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:12,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:12,207 INFO L85 PathProgramCache]: Analyzing trace with hash -2135111255, now seen corresponding path program 1 times [2025-03-13 22:25:12,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:12,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566505377] [2025-03-13 22:25:12,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:12,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:12,280 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-03-13 22:25:12,292 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-03-13 22:25:12,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:12,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:12,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:12,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566505377] [2025-03-13 22:25:12,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566505377] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:12,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:12,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:12,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153169656] [2025-03-13 22:25:12,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:12,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:12,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:12,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:12,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:12,415 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 435 [2025-03-13 22:25:12,422 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 411 places, 414 transitions, 852 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:12,422 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:12,422 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 435 [2025-03-13 22:25:12,424 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:12,752 INFO L124 PetriNetUnfolderBase]: 454/1201 cut-off events. [2025-03-13 22:25:12,753 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2025-03-13 22:25:12,756 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1942 conditions, 1201 events. 454/1201 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5193 event pairs, 272 based on Foata normal form. 6/1074 useless extension candidates. Maximal degree in co-relation 1525. Up to 614 conditions per place. [2025-03-13 22:25:12,763 INFO L140 encePairwiseOnDemand]: 356/435 looper letters, 25 selfloop transitions, 2 changer transitions 6/337 dead transitions. [2025-03-13 22:25:12,763 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 337 transitions, 752 flow [2025-03-13 22:25:12,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1088 transitions. [2025-03-13 22:25:12,778 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8337164750957854 [2025-03-13 22:25:12,780 INFO L175 Difference]: Start difference. First operand has 411 places, 414 transitions, 852 flow. Second operand 3 states and 1088 transitions. [2025-03-13 22:25:12,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 337 transitions, 752 flow [2025-03-13 22:25:12,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 334 places, 337 transitions, 736 flow, removed 0 selfloop flow, removed 8 redundant places. [2025-03-13 22:25:12,794 INFO L231 Difference]: Finished difference. Result has 334 places, 331 transitions, 674 flow [2025-03-13 22:25:12,796 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=332, 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=674, PETRI_PLACES=334, PETRI_TRANSITIONS=331} [2025-03-13 22:25:12,800 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -77 predicate places. [2025-03-13 22:25:12,800 INFO L471 AbstractCegarLoop]: Abstraction has has 334 places, 331 transitions, 674 flow [2025-03-13 22:25:12,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:12,801 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:12,801 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:12,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-13 22:25:12,801 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:12,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:12,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1787418129, now seen corresponding path program 1 times [2025-03-13 22:25:12,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:12,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153767409] [2025-03-13 22:25:12,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:12,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:12,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-03-13 22:25:12,822 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-03-13 22:25:12,823 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:12,823 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:12,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:12,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153767409] [2025-03-13 22:25:12,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153767409] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:12,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:12,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:12,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331241979] [2025-03-13 22:25:12,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:12,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:12,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:12,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:12,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:12,887 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 435 [2025-03-13 22:25:12,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 331 transitions, 674 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:12,889 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:12,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 435 [2025-03-13 22:25:12,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:13,146 INFO L124 PetriNetUnfolderBase]: 454/1194 cut-off events. [2025-03-13 22:25:13,146 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:13,149 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1854 conditions, 1194 events. 454/1194 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5197 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1814. Up to 614 conditions per place. [2025-03-13 22:25:13,179 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 25 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2025-03-13 22:25:13,179 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 330 transitions, 726 flow [2025-03-13 22:25:13,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2025-03-13 22:25:13,181 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7754789272030651 [2025-03-13 22:25:13,181 INFO L175 Difference]: Start difference. First operand has 334 places, 331 transitions, 674 flow. Second operand 3 states and 1012 transitions. [2025-03-13 22:25:13,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 330 transitions, 726 flow [2025-03-13 22:25:13,182 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 330 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:13,185 INFO L231 Difference]: Finished difference. Result has 327 places, 330 transitions, 672 flow [2025-03-13 22:25:13,185 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=327, PETRI_TRANSITIONS=330} [2025-03-13 22:25:13,186 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -84 predicate places. [2025-03-13 22:25:13,186 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 330 transitions, 672 flow [2025-03-13 22:25:13,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,186 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:13,186 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:13,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-13 22:25:13,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:13,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:13,187 INFO L85 PathProgramCache]: Analyzing trace with hash 951200091, now seen corresponding path program 1 times [2025-03-13 22:25:13,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:13,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312790823] [2025-03-13 22:25:13,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:13,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:13,193 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-13 22:25:13,196 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-13 22:25:13,196 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:13,197 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:13,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:13,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312790823] [2025-03-13 22:25:13,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312790823] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:13,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:13,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:13,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377133662] [2025-03-13 22:25:13,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:13,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:13,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:13,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:13,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:13,243 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:13,244 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 330 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,245 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:13,245 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:13,245 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:13,414 INFO L124 PetriNetUnfolderBase]: 454/1193 cut-off events. [2025-03-13 22:25:13,414 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:13,417 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1852 conditions, 1193 events. 454/1193 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5194 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1804. Up to 613 conditions per place. [2025-03-13 22:25:13,421 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2025-03-13 22:25:13,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 329 transitions, 722 flow [2025-03-13 22:25:13,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:13,424 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:13,424 INFO L175 Difference]: Start difference. First operand has 327 places, 330 transitions, 672 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:13,424 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 329 transitions, 722 flow [2025-03-13 22:25:13,427 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 329 transitions, 718 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:13,429 INFO L231 Difference]: Finished difference. Result has 326 places, 329 transitions, 670 flow [2025-03-13 22:25:13,429 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=326, PETRI_TRANSITIONS=329} [2025-03-13 22:25:13,430 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -85 predicate places. [2025-03-13 22:25:13,430 INFO L471 AbstractCegarLoop]: Abstraction has has 326 places, 329 transitions, 670 flow [2025-03-13 22:25:13,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,431 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:13,431 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:13,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-13 22:25:13,431 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:13,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:13,432 INFO L85 PathProgramCache]: Analyzing trace with hash 972774850, now seen corresponding path program 1 times [2025-03-13 22:25:13,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:13,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247581079] [2025-03-13 22:25:13,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:13,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:13,440 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-13 22:25:13,447 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-13 22:25:13,448 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:13,448 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:13,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:13,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247581079] [2025-03-13 22:25:13,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247581079] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:13,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:13,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:13,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655082755] [2025-03-13 22:25:13,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:13,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:13,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:13,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:13,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:13,505 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:13,507 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 329 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,507 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:13,507 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:13,507 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:13,690 INFO L124 PetriNetUnfolderBase]: 454/1192 cut-off events. [2025-03-13 22:25:13,690 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:13,692 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1851 conditions, 1192 events. 454/1192 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5210 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1795. Up to 613 conditions per place. [2025-03-13 22:25:13,696 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/328 dead transitions. [2025-03-13 22:25:13,696 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 328 transitions, 720 flow [2025-03-13 22:25:13,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:13,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:13,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:13,699 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:13,699 INFO L175 Difference]: Start difference. First operand has 326 places, 329 transitions, 670 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:13,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 328 transitions, 720 flow [2025-03-13 22:25:13,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 328 transitions, 716 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:13,703 INFO L231 Difference]: Finished difference. Result has 325 places, 328 transitions, 668 flow [2025-03-13 22:25:13,704 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=325, PETRI_TRANSITIONS=328} [2025-03-13 22:25:13,704 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -86 predicate places. [2025-03-13 22:25:13,705 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 328 transitions, 668 flow [2025-03-13 22:25:13,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,705 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:13,705 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:13,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-13 22:25:13,706 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:13,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:13,706 INFO L85 PathProgramCache]: Analyzing trace with hash 545385300, now seen corresponding path program 1 times [2025-03-13 22:25:13,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:13,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575756205] [2025-03-13 22:25:13,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:13,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:13,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 64 statements into 1 equivalence classes. [2025-03-13 22:25:13,716 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 64 of 64 statements. [2025-03-13 22:25:13,716 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:13,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:13,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:13,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575756205] [2025-03-13 22:25:13,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575756205] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:13,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:13,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:13,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038441789] [2025-03-13 22:25:13,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:13,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:13,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:13,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:13,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:13,757 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:13,758 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 328 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,758 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:13,758 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:13,758 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:13,905 INFO L124 PetriNetUnfolderBase]: 454/1191 cut-off events. [2025-03-13 22:25:13,906 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:13,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1850 conditions, 1191 events. 454/1191 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5173 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1786. Up to 613 conditions per place. [2025-03-13 22:25:13,912 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2025-03-13 22:25:13,912 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 327 transitions, 718 flow [2025-03-13 22:25:13,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:13,914 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:13,914 INFO L175 Difference]: Start difference. First operand has 325 places, 328 transitions, 668 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:13,915 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 327 transitions, 718 flow [2025-03-13 22:25:13,916 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 327 transitions, 714 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:13,918 INFO L231 Difference]: Finished difference. Result has 324 places, 327 transitions, 666 flow [2025-03-13 22:25:13,919 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=324, PETRI_TRANSITIONS=327} [2025-03-13 22:25:13,919 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -87 predicate places. [2025-03-13 22:25:13,919 INFO L471 AbstractCegarLoop]: Abstraction has has 324 places, 327 transitions, 666 flow [2025-03-13 22:25:13,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,920 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:13,920 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:13,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-13 22:25:13,920 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:13,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:13,921 INFO L85 PathProgramCache]: Analyzing trace with hash -589695650, now seen corresponding path program 1 times [2025-03-13 22:25:13,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:13,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986095727] [2025-03-13 22:25:13,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:13,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:13,927 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-13 22:25:13,930 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-13 22:25:13,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:13,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:13,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:13,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986095727] [2025-03-13 22:25:13,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986095727] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:13,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:13,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:13,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412079488] [2025-03-13 22:25:13,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:13,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:13,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:13,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:13,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:13,989 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:13,990 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 327 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:13,990 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:13,990 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:13,990 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:14,132 INFO L124 PetriNetUnfolderBase]: 454/1190 cut-off events. [2025-03-13 22:25:14,132 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:14,134 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1849 conditions, 1190 events. 454/1190 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5200 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1777. Up to 613 conditions per place. [2025-03-13 22:25:14,138 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/326 dead transitions. [2025-03-13 22:25:14,138 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 326 transitions, 716 flow [2025-03-13 22:25:14,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:14,140 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:14,140 INFO L175 Difference]: Start difference. First operand has 324 places, 327 transitions, 666 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:14,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 326 transitions, 716 flow [2025-03-13 22:25:14,142 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 326 transitions, 712 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:14,144 INFO L231 Difference]: Finished difference. Result has 323 places, 326 transitions, 664 flow [2025-03-13 22:25:14,145 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=664, PETRI_PLACES=323, PETRI_TRANSITIONS=326} [2025-03-13 22:25:14,145 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -88 predicate places. [2025-03-13 22:25:14,145 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 326 transitions, 664 flow [2025-03-13 22:25:14,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,146 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:14,146 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:14,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-13 22:25:14,146 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:14,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:14,147 INFO L85 PathProgramCache]: Analyzing trace with hash 496735171, now seen corresponding path program 1 times [2025-03-13 22:25:14,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:14,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813143037] [2025-03-13 22:25:14,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:14,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:14,152 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 80 statements into 1 equivalence classes. [2025-03-13 22:25:14,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 80 of 80 statements. [2025-03-13 22:25:14,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:14,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:14,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:14,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813143037] [2025-03-13 22:25:14,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813143037] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:14,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:14,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:14,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543592194] [2025-03-13 22:25:14,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:14,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:14,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:14,182 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:14,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:14,200 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:14,201 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 326 transitions, 664 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,201 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:14,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:14,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:14,380 INFO L124 PetriNetUnfolderBase]: 454/1189 cut-off events. [2025-03-13 22:25:14,380 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:14,382 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1848 conditions, 1189 events. 454/1189 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5212 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1768. Up to 613 conditions per place. [2025-03-13 22:25:14,386 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2025-03-13 22:25:14,386 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 325 transitions, 714 flow [2025-03-13 22:25:14,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:14,388 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:14,388 INFO L175 Difference]: Start difference. First operand has 323 places, 326 transitions, 664 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:14,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 325 transitions, 714 flow [2025-03-13 22:25:14,390 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 710 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:14,392 INFO L231 Difference]: Finished difference. Result has 322 places, 325 transitions, 662 flow [2025-03-13 22:25:14,393 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=658, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=662, PETRI_PLACES=322, PETRI_TRANSITIONS=325} [2025-03-13 22:25:14,393 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -89 predicate places. [2025-03-13 22:25:14,393 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 325 transitions, 662 flow [2025-03-13 22:25:14,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,394 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:14,394 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:14,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-13 22:25:14,394 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:14,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:14,395 INFO L85 PathProgramCache]: Analyzing trace with hash 960796273, now seen corresponding path program 1 times [2025-03-13 22:25:14,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:14,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849453087] [2025-03-13 22:25:14,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:14,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:14,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 88 statements into 1 equivalence classes. [2025-03-13 22:25:14,408 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 88 of 88 statements. [2025-03-13 22:25:14,408 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:14,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:14,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:14,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849453087] [2025-03-13 22:25:14,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849453087] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:14,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:14,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:14,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951361835] [2025-03-13 22:25:14,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:14,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:14,453 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:14,453 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:14,468 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:14,470 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 325 transitions, 662 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,470 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:14,470 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:14,470 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:14,640 INFO L124 PetriNetUnfolderBase]: 454/1188 cut-off events. [2025-03-13 22:25:14,640 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:14,642 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1847 conditions, 1188 events. 454/1188 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5213 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1759. Up to 613 conditions per place. [2025-03-13 22:25:14,646 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/324 dead transitions. [2025-03-13 22:25:14,646 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 324 transitions, 712 flow [2025-03-13 22:25:14,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:14,648 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:14,648 INFO L175 Difference]: Start difference. First operand has 322 places, 325 transitions, 662 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:14,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 324 transitions, 712 flow [2025-03-13 22:25:14,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 324 transitions, 708 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:14,652 INFO L231 Difference]: Finished difference. Result has 321 places, 324 transitions, 660 flow [2025-03-13 22:25:14,653 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=660, PETRI_PLACES=321, PETRI_TRANSITIONS=324} [2025-03-13 22:25:14,653 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -90 predicate places. [2025-03-13 22:25:14,653 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 324 transitions, 660 flow [2025-03-13 22:25:14,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,654 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:14,654 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:14,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-13 22:25:14,654 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:14,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:14,655 INFO L85 PathProgramCache]: Analyzing trace with hash -865788287, now seen corresponding path program 1 times [2025-03-13 22:25:14,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:14,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037018256] [2025-03-13 22:25:14,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:14,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:14,660 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 96 statements into 1 equivalence classes. [2025-03-13 22:25:14,663 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 96 of 96 statements. [2025-03-13 22:25:14,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:14,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:14,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:14,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037018256] [2025-03-13 22:25:14,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037018256] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:14,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:14,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:14,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942166221] [2025-03-13 22:25:14,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:14,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:14,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:14,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:14,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:14,690 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 435 [2025-03-13 22:25:14,691 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 324 transitions, 660 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,691 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:14,691 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 435 [2025-03-13 22:25:14,691 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:14,834 INFO L124 PetriNetUnfolderBase]: 454/1187 cut-off events. [2025-03-13 22:25:14,834 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:14,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1846 conditions, 1187 events. 454/1187 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5219 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1750. Up to 613 conditions per place. [2025-03-13 22:25:14,839 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2025-03-13 22:25:14,839 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 323 transitions, 710 flow [2025-03-13 22:25:14,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2025-03-13 22:25:14,841 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7770114942528735 [2025-03-13 22:25:14,841 INFO L175 Difference]: Start difference. First operand has 321 places, 324 transitions, 660 flow. Second operand 3 states and 1014 transitions. [2025-03-13 22:25:14,841 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 323 transitions, 710 flow [2025-03-13 22:25:14,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 323 transitions, 706 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:14,845 INFO L231 Difference]: Finished difference. Result has 320 places, 323 transitions, 658 flow [2025-03-13 22:25:14,845 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=654, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=658, PETRI_PLACES=320, PETRI_TRANSITIONS=323} [2025-03-13 22:25:14,845 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -91 predicate places. [2025-03-13 22:25:14,845 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 323 transitions, 658 flow [2025-03-13 22:25:14,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,846 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:14,846 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:14,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-13 22:25:14,846 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:14,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:14,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1030202889, now seen corresponding path program 1 times [2025-03-13 22:25:14,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:14,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458959211] [2025-03-13 22:25:14,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:14,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:14,852 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 100 statements into 1 equivalence classes. [2025-03-13 22:25:14,855 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 100 of 100 statements. [2025-03-13 22:25:14,855 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:14,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:14,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:14,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458959211] [2025-03-13 22:25:14,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458959211] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:14,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:14,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:14,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503260483] [2025-03-13 22:25:14,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:14,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:14,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:14,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:14,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:14,879 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:14,880 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 323 transitions, 658 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:14,880 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:14,880 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:14,880 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:15,012 INFO L124 PetriNetUnfolderBase]: 454/1186 cut-off events. [2025-03-13 22:25:15,012 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:15,015 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1842 conditions, 1186 events. 454/1186 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5190 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1738. Up to 610 conditions per place. [2025-03-13 22:25:15,019 INFO L140 encePairwiseOnDemand]: 433/435 looper letters, 22 selfloop transitions, 1 changer transitions 0/322 dead transitions. [2025-03-13 22:25:15,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 322 transitions, 702 flow [2025-03-13 22:25:15,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:15,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:15,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2025-03-13 22:25:15,021 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7839080459770115 [2025-03-13 22:25:15,021 INFO L175 Difference]: Start difference. First operand has 320 places, 323 transitions, 658 flow. Second operand 3 states and 1023 transitions. [2025-03-13 22:25:15,021 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 322 transitions, 702 flow [2025-03-13 22:25:15,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 322 transitions, 698 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:15,024 INFO L231 Difference]: Finished difference. Result has 319 places, 322 transitions, 654 flow [2025-03-13 22:25:15,025 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=652, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=654, PETRI_PLACES=319, PETRI_TRANSITIONS=322} [2025-03-13 22:25:15,025 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -92 predicate places. [2025-03-13 22:25:15,025 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 322 transitions, 654 flow [2025-03-13 22:25:15,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:15,026 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:15,026 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:15,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-13 22:25:15,026 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:15,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:15,027 INFO L85 PathProgramCache]: Analyzing trace with hash -607082516, now seen corresponding path program 1 times [2025-03-13 22:25:15,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:15,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797250800] [2025-03-13 22:25:15,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:15,041 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-03-13 22:25:15,051 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-03-13 22:25:15,051 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:15,051 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:15,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:15,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797250800] [2025-03-13 22:25:15,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797250800] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:15,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:15,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:15,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735717756] [2025-03-13 22:25:15,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:15,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:15,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:15,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:15,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:15,110 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 435 [2025-03-13 22:25:15,111 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 322 transitions, 654 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:15,111 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:15,111 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 435 [2025-03-13 22:25:15,111 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:15,259 INFO L124 PetriNetUnfolderBase]: 454/1185 cut-off events. [2025-03-13 22:25:15,259 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:15,261 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1842 conditions, 1185 events. 454/1185 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5186 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1738. Up to 612 conditions per place. [2025-03-13 22:25:15,265 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 23 selfloop transitions, 2 changer transitions 0/321 dead transitions. [2025-03-13 22:25:15,265 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 321 transitions, 702 flow [2025-03-13 22:25:15,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-13 22:25:15,268 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.778544061302682 [2025-03-13 22:25:15,268 INFO L175 Difference]: Start difference. First operand has 319 places, 322 transitions, 654 flow. Second operand 3 states and 1016 transitions. [2025-03-13 22:25:15,268 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 321 transitions, 702 flow [2025-03-13 22:25:15,270 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 321 transitions, 701 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:15,272 INFO L231 Difference]: Finished difference. Result has 319 places, 321 transitions, 655 flow [2025-03-13 22:25:15,273 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=651, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=319, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=655, PETRI_PLACES=319, PETRI_TRANSITIONS=321} [2025-03-13 22:25:15,273 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -92 predicate places. [2025-03-13 22:25:15,274 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 321 transitions, 655 flow [2025-03-13 22:25:15,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:15,274 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:15,274 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:15,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-13 22:25:15,275 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:15,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:15,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1972408880, now seen corresponding path program 1 times [2025-03-13 22:25:15,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:15,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997450876] [2025-03-13 22:25:15,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:15,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:15,287 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-03-13 22:25:15,312 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-03-13 22:25:15,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:15,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:15,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:15,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997450876] [2025-03-13 22:25:15,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997450876] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:15,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:15,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-13 22:25:15,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43191984] [2025-03-13 22:25:15,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:15,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-13 22:25:15,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:15,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-13 22:25:15,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-03-13 22:25:15,893 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 435 [2025-03-13 22:25:15,895 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 321 transitions, 655 flow. Second operand has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:15,895 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:15,895 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 435 [2025-03-13 22:25:15,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:16,090 INFO L124 PetriNetUnfolderBase]: 454/1183 cut-off events. [2025-03-13 22:25:16,090 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:16,092 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1863 conditions, 1183 events. 454/1183 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5186 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1760. Up to 625 conditions per place. [2025-03-13 22:25:16,095 INFO L140 encePairwiseOnDemand]: 423/435 looper letters, 36 selfloop transitions, 10 changer transitions 0/319 dead transitions. [2025-03-13 22:25:16,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 319 transitions, 743 flow [2025-03-13 22:25:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-13 22:25:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-03-13 22:25:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1902 transitions. [2025-03-13 22:25:16,099 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.728735632183908 [2025-03-13 22:25:16,099 INFO L175 Difference]: Start difference. First operand has 319 places, 321 transitions, 655 flow. Second operand 6 states and 1902 transitions. [2025-03-13 22:25:16,099 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 319 transitions, 743 flow [2025-03-13 22:25:16,101 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 319 transitions, 739 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:16,103 INFO L231 Difference]: Finished difference. Result has 320 places, 319 transitions, 667 flow [2025-03-13 22:25:16,104 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=667, PETRI_PLACES=320, PETRI_TRANSITIONS=319} [2025-03-13 22:25:16,106 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -91 predicate places. [2025-03-13 22:25:16,106 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 319 transitions, 667 flow [2025-03-13 22:25:16,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,107 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:16,107 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:16,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-13 22:25:16,107 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:16,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:16,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1257584831, now seen corresponding path program 1 times [2025-03-13 22:25:16,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:16,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333293873] [2025-03-13 22:25:16,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:16,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:16,117 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-13 22:25:16,123 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-13 22:25:16,124 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:16,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:16,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:16,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333293873] [2025-03-13 22:25:16,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333293873] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:16,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:16,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:16,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227226520] [2025-03-13 22:25:16,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:16,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:16,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:16,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:16,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:16,157 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:16,158 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 319 transitions, 667 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,158 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:16,158 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:16,158 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:16,280 INFO L124 PetriNetUnfolderBase]: 454/1182 cut-off events. [2025-03-13 22:25:16,280 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:16,282 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1847 conditions, 1182 events. 454/1182 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5192 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1814. Up to 610 conditions per place. [2025-03-13 22:25:16,285 INFO L140 encePairwiseOnDemand]: 433/435 looper letters, 22 selfloop transitions, 1 changer transitions 0/318 dead transitions. [2025-03-13 22:25:16,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 318 transitions, 711 flow [2025-03-13 22:25:16,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2025-03-13 22:25:16,287 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7839080459770115 [2025-03-13 22:25:16,287 INFO L175 Difference]: Start difference. First operand has 320 places, 319 transitions, 667 flow. Second operand 3 states and 1023 transitions. [2025-03-13 22:25:16,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 318 transitions, 711 flow [2025-03-13 22:25:16,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 318 transitions, 691 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-03-13 22:25:16,292 INFO L231 Difference]: Finished difference. Result has 316 places, 318 transitions, 647 flow [2025-03-13 22:25:16,292 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=645, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=647, PETRI_PLACES=316, PETRI_TRANSITIONS=318} [2025-03-13 22:25:16,293 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2025-03-13 22:25:16,293 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 318 transitions, 647 flow [2025-03-13 22:25:16,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,293 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:16,294 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:16,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-13 22:25:16,294 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:16,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:16,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1959779640, now seen corresponding path program 1 times [2025-03-13 22:25:16,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:16,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608132721] [2025-03-13 22:25:16,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:16,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:16,305 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 164 statements into 1 equivalence classes. [2025-03-13 22:25:16,311 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 164 of 164 statements. [2025-03-13 22:25:16,312 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:16,312 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:16,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:16,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608132721] [2025-03-13 22:25:16,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608132721] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:16,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:16,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:16,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724700223] [2025-03-13 22:25:16,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:16,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:16,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:16,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:16,345 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:16,350 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 435 [2025-03-13 22:25:16,351 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 318 transitions, 647 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,351 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:16,351 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 435 [2025-03-13 22:25:16,351 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:16,522 INFO L124 PetriNetUnfolderBase]: 454/1181 cut-off events. [2025-03-13 22:25:16,522 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:16,524 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1181 events. 454/1181 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5175 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1735. Up to 612 conditions per place. [2025-03-13 22:25:16,527 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 23 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2025-03-13 22:25:16,527 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 317 transitions, 695 flow [2025-03-13 22:25:16,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2025-03-13 22:25:16,530 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.778544061302682 [2025-03-13 22:25:16,530 INFO L175 Difference]: Start difference. First operand has 316 places, 318 transitions, 647 flow. Second operand 3 states and 1016 transitions. [2025-03-13 22:25:16,530 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 317 transitions, 695 flow [2025-03-13 22:25:16,531 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 694 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:16,534 INFO L231 Difference]: Finished difference. Result has 316 places, 317 transitions, 648 flow [2025-03-13 22:25:16,534 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=648, PETRI_PLACES=316, PETRI_TRANSITIONS=317} [2025-03-13 22:25:16,534 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2025-03-13 22:25:16,534 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 317 transitions, 648 flow [2025-03-13 22:25:16,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,535 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:16,535 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:16,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-03-13 22:25:16,535 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:16,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:16,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1509639962, now seen corresponding path program 1 times [2025-03-13 22:25:16,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:16,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810713606] [2025-03-13 22:25:16,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:16,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:16,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 168 statements into 1 equivalence classes. [2025-03-13 22:25:16,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 168 of 168 statements. [2025-03-13 22:25:16,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:16,551 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:16,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:16,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810713606] [2025-03-13 22:25:16,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810713606] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:16,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:16,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:16,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364450855] [2025-03-13 22:25:16,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:16,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:16,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:16,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:16,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:16,591 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 435 [2025-03-13 22:25:16,592 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 317 transitions, 648 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,592 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:16,592 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 435 [2025-03-13 22:25:16,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:16,720 INFO L124 PetriNetUnfolderBase]: 454/1179 cut-off events. [2025-03-13 22:25:16,720 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:16,722 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1179 events. 454/1179 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5162 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1735. Up to 612 conditions per place. [2025-03-13 22:25:16,725 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 1 changer transitions 0/315 dead transitions. [2025-03-13 22:25:16,725 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 315 transitions, 694 flow [2025-03-13 22:25:16,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:16,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1017 transitions. [2025-03-13 22:25:16,727 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7793103448275862 [2025-03-13 22:25:16,727 INFO L175 Difference]: Start difference. First operand has 316 places, 317 transitions, 648 flow. Second operand 3 states and 1017 transitions. [2025-03-13 22:25:16,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 315 transitions, 694 flow [2025-03-13 22:25:16,729 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 315 transitions, 690 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:16,731 INFO L231 Difference]: Finished difference. Result has 314 places, 315 transitions, 642 flow [2025-03-13 22:25:16,731 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=314, PETRI_TRANSITIONS=315} [2025-03-13 22:25:16,733 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2025-03-13 22:25:16,733 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 315 transitions, 642 flow [2025-03-13 22:25:16,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,733 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:16,733 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:16,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-13 22:25:16,733 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:16,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:16,734 INFO L85 PathProgramCache]: Analyzing trace with hash -388629277, now seen corresponding path program 1 times [2025-03-13 22:25:16,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:16,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689180708] [2025-03-13 22:25:16,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:16,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:16,743 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 176 statements into 1 equivalence classes. [2025-03-13 22:25:16,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 176 of 176 statements. [2025-03-13 22:25:16,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:16,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:16,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:16,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689180708] [2025-03-13 22:25:16,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689180708] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:16,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:16,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:16,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480964539] [2025-03-13 22:25:16,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:16,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:16,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:16,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:16,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:16,784 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:16,785 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 315 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,785 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:16,785 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:16,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:16,935 INFO L124 PetriNetUnfolderBase]: 454/1178 cut-off events. [2025-03-13 22:25:16,936 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:16,937 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1835 conditions, 1178 events. 454/1178 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5144 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1731. Up to 610 conditions per place. [2025-03-13 22:25:16,940 INFO L140 encePairwiseOnDemand]: 433/435 looper letters, 22 selfloop transitions, 1 changer transitions 0/314 dead transitions. [2025-03-13 22:25:16,940 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 314 transitions, 686 flow [2025-03-13 22:25:16,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2025-03-13 22:25:16,943 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7839080459770115 [2025-03-13 22:25:16,943 INFO L175 Difference]: Start difference. First operand has 314 places, 315 transitions, 642 flow. Second operand 3 states and 1023 transitions. [2025-03-13 22:25:16,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 314 transitions, 686 flow [2025-03-13 22:25:16,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 314 transitions, 685 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:16,947 INFO L231 Difference]: Finished difference. Result has 314 places, 314 transitions, 641 flow [2025-03-13 22:25:16,947 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=639, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=641, PETRI_PLACES=314, PETRI_TRANSITIONS=314} [2025-03-13 22:25:16,948 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2025-03-13 22:25:16,948 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 314 transitions, 641 flow [2025-03-13 22:25:16,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:16,949 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:16,949 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:16,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-13 22:25:16,950 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:16,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:16,950 INFO L85 PathProgramCache]: Analyzing trace with hash 189471913, now seen corresponding path program 1 times [2025-03-13 22:25:16,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:16,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104101747] [2025-03-13 22:25:16,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:16,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:16,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-13 22:25:16,968 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-13 22:25:16,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:16,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:16,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:16,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104101747] [2025-03-13 22:25:16,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104101747] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:16,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:16,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:16,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277057884] [2025-03-13 22:25:16,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:17,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:17,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:17,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:17,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:17,009 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 435 [2025-03-13 22:25:17,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 314 transitions, 641 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,010 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:17,011 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 435 [2025-03-13 22:25:17,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:17,138 INFO L124 PetriNetUnfolderBase]: 454/1176 cut-off events. [2025-03-13 22:25:17,138 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2025-03-13 22:25:17,141 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1836 conditions, 1176 events. 454/1176 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5121 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1732. Up to 612 conditions per place. [2025-03-13 22:25:17,144 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 24 selfloop transitions, 1 changer transitions 0/312 dead transitions. [2025-03-13 22:25:17,144 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 687 flow [2025-03-13 22:25:17,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1017 transitions. [2025-03-13 22:25:17,146 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7793103448275862 [2025-03-13 22:25:17,146 INFO L175 Difference]: Start difference. First operand has 314 places, 314 transitions, 641 flow. Second operand 3 states and 1017 transitions. [2025-03-13 22:25:17,147 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 687 flow [2025-03-13 22:25:17,148 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 312 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:17,150 INFO L231 Difference]: Finished difference. Result has 313 places, 312 transitions, 638 flow [2025-03-13 22:25:17,150 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=313, PETRI_TRANSITIONS=312} [2025-03-13 22:25:17,151 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -98 predicate places. [2025-03-13 22:25:17,151 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 312 transitions, 638 flow [2025-03-13 22:25:17,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,151 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:17,151 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:17,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-13 22:25:17,152 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:17,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:17,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1083937919, now seen corresponding path program 1 times [2025-03-13 22:25:17,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:17,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279471436] [2025-03-13 22:25:17,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:17,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:17,163 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-13 22:25:17,168 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-13 22:25:17,168 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:17,168 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:17,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:17,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279471436] [2025-03-13 22:25:17,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279471436] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:17,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:17,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:17,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116182193] [2025-03-13 22:25:17,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:17,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:17,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:17,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:17,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:17,211 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:17,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 312 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,212 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:17,212 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:17,212 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:17,462 INFO L124 PetriNetUnfolderBase]: 761/1916 cut-off events. [2025-03-13 22:25:17,462 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2025-03-13 22:25:17,465 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3025 conditions, 1916 events. 761/1916 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 10694 event pairs, 443 based on Foata normal form. 0/1713 useless extension candidates. Maximal degree in co-relation 2921. Up to 658 conditions per place. [2025-03-13 22:25:17,472 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 40 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2025-03-13 22:25:17,472 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 330 transitions, 766 flow [2025-03-13 22:25:17,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2025-03-13 22:25:17,474 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7984674329501916 [2025-03-13 22:25:17,474 INFO L175 Difference]: Start difference. First operand has 313 places, 312 transitions, 638 flow. Second operand 3 states and 1042 transitions. [2025-03-13 22:25:17,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 330 transitions, 766 flow [2025-03-13 22:25:17,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 330 transitions, 765 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:17,481 INFO L231 Difference]: Finished difference. Result has 314 places, 312 transitions, 645 flow [2025-03-13 22:25:17,481 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=635, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=645, PETRI_PLACES=314, PETRI_TRANSITIONS=312} [2025-03-13 22:25:17,482 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2025-03-13 22:25:17,482 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 312 transitions, 645 flow [2025-03-13 22:25:17,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,483 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:17,483 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] [2025-03-13 22:25:17,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-13 22:25:17,483 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:17,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:17,485 INFO L85 PathProgramCache]: Analyzing trace with hash -2012664589, now seen corresponding path program 1 times [2025-03-13 22:25:17,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:17,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729332018] [2025-03-13 22:25:17,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:17,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:17,497 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-13 22:25:17,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-13 22:25:17,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:17,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:17,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:17,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729332018] [2025-03-13 22:25:17,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729332018] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:17,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:17,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:17,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14434161] [2025-03-13 22:25:17,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:17,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:17,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:17,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:17,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:17,549 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:17,550 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 312 transitions, 645 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,550 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:17,550 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:17,550 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:17,910 INFO L124 PetriNetUnfolderBase]: 1158/2863 cut-off events. [2025-03-13 22:25:17,910 INFO L125 PetriNetUnfolderBase]: For 286/286 co-relation queries the response was YES. [2025-03-13 22:25:17,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4780 conditions, 2863 events. 1158/2863 cut-off events. For 286/286 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 18636 event pairs, 457 based on Foata normal form. 0/2538 useless extension candidates. Maximal degree in co-relation 4675. Up to 841 conditions per place. [2025-03-13 22:25:17,924 INFO L140 encePairwiseOnDemand]: 431/435 looper letters, 41 selfloop transitions, 4 changer transitions 0/332 dead transitions. [2025-03-13 22:25:17,925 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 332 transitions, 788 flow [2025-03-13 22:25:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:17,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1043 transitions. [2025-03-13 22:25:17,927 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7992337164750958 [2025-03-13 22:25:17,927 INFO L175 Difference]: Start difference. First operand has 314 places, 312 transitions, 645 flow. Second operand 3 states and 1043 transitions. [2025-03-13 22:25:17,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 332 transitions, 788 flow [2025-03-13 22:25:17,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 332 transitions, 785 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:17,930 INFO L231 Difference]: Finished difference. Result has 316 places, 314 transitions, 673 flow [2025-03-13 22:25:17,931 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=641, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=673, PETRI_PLACES=316, PETRI_TRANSITIONS=314} [2025-03-13 22:25:17,931 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2025-03-13 22:25:17,931 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 314 transitions, 673 flow [2025-03-13 22:25:17,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,932 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:17,932 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] [2025-03-13 22:25:17,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-13 22:25:17,932 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:17,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:17,933 INFO L85 PathProgramCache]: Analyzing trace with hash -2019492222, now seen corresponding path program 1 times [2025-03-13 22:25:17,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:17,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814173967] [2025-03-13 22:25:17,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:17,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:17,945 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-03-13 22:25:17,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-03-13 22:25:17,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:17,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:17,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:17,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814173967] [2025-03-13 22:25:17,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814173967] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:17,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:17,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:17,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880788667] [2025-03-13 22:25:17,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:17,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:17,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:17,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:17,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:17,995 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:17,996 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 314 transitions, 673 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:17,996 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:17,996 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:17,996 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:18,692 INFO L124 PetriNetUnfolderBase]: 2007/4791 cut-off events. [2025-03-13 22:25:18,692 INFO L125 PetriNetUnfolderBase]: For 1837/1837 co-relation queries the response was YES. [2025-03-13 22:25:18,704 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8760 conditions, 4791 events. 2007/4791 cut-off events. For 1837/1837 co-relation queries the response was YES. Maximal size of possible extension queue 235. Compared 36482 event pairs, 1125 based on Foata normal form. 0/4253 useless extension candidates. Maximal degree in co-relation 8654. Up to 1676 conditions per place. [2025-03-13 22:25:18,717 INFO L140 encePairwiseOnDemand]: 432/435 looper letters, 48 selfloop transitions, 2 changer transitions 0/336 dead transitions. [2025-03-13 22:25:18,718 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 336 transitions, 851 flow [2025-03-13 22:25:18,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:18,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2025-03-13 22:25:18,720 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7984674329501916 [2025-03-13 22:25:18,720 INFO L175 Difference]: Start difference. First operand has 316 places, 314 transitions, 673 flow. Second operand 3 states and 1042 transitions. [2025-03-13 22:25:18,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 336 transitions, 851 flow [2025-03-13 22:25:18,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 336 transitions, 837 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:18,725 INFO L231 Difference]: Finished difference. Result has 316 places, 314 transitions, 673 flow [2025-03-13 22:25:18,725 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=663, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=673, PETRI_PLACES=316, PETRI_TRANSITIONS=314} [2025-03-13 22:25:18,726 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2025-03-13 22:25:18,726 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 314 transitions, 673 flow [2025-03-13 22:25:18,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:18,726 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:18,726 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:18,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-13 22:25:18,727 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:18,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:18,727 INFO L85 PathProgramCache]: Analyzing trace with hash 593246906, now seen corresponding path program 1 times [2025-03-13 22:25:18,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:18,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827685557] [2025-03-13 22:25:18,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:18,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:18,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-03-13 22:25:18,741 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-03-13 22:25:18,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:18,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:18,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:18,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827685557] [2025-03-13 22:25:18,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827685557] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:18,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:18,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:18,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15559731] [2025-03-13 22:25:18,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:18,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:18,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:18,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:18,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:18,793 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 435 [2025-03-13 22:25:18,794 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 314 transitions, 673 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:18,795 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:18,795 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 435 [2025-03-13 22:25:18,795 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:19,581 INFO L124 PetriNetUnfolderBase]: 2826/6664 cut-off events. [2025-03-13 22:25:19,582 INFO L125 PetriNetUnfolderBase]: For 2177/2177 co-relation queries the response was YES. [2025-03-13 22:25:19,598 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12387 conditions, 6664 events. 2826/6664 cut-off events. For 2177/2177 co-relation queries the response was YES. Maximal size of possible extension queue 332. Compared 54606 event pairs, 1117 based on Foata normal form. 0/5915 useless extension candidates. Maximal degree in co-relation 12280. Up to 2206 conditions per place. [2025-03-13 22:25:19,619 INFO L140 encePairwiseOnDemand]: 431/435 looper letters, 49 selfloop transitions, 4 changer transitions 0/338 dead transitions. [2025-03-13 22:25:19,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 338 transitions, 860 flow [2025-03-13 22:25:19,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1043 transitions. [2025-03-13 22:25:19,622 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7992337164750958 [2025-03-13 22:25:19,622 INFO L175 Difference]: Start difference. First operand has 316 places, 314 transitions, 673 flow. Second operand 3 states and 1043 transitions. [2025-03-13 22:25:19,622 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 338 transitions, 860 flow [2025-03-13 22:25:19,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 338 transitions, 857 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:25:19,627 INFO L231 Difference]: Finished difference. Result has 318 places, 316 transitions, 701 flow [2025-03-13 22:25:19,627 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=669, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=318, PETRI_TRANSITIONS=316} [2025-03-13 22:25:19,628 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -93 predicate places. [2025-03-13 22:25:19,628 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 316 transitions, 701 flow [2025-03-13 22:25:19,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:19,629 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:25:19,629 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:19,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-03-13 22:25:19,629 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err14ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err11ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2025-03-13 22:25:19,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:25:19,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1794883021, now seen corresponding path program 1 times [2025-03-13 22:25:19,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:25:19,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661447305] [2025-03-13 22:25:19,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:25:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:25:19,645 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 246 statements into 1 equivalence classes. [2025-03-13 22:25:19,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 246 of 246 statements. [2025-03-13 22:25:19,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:25:19,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:25:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:25:19,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:25:19,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661447305] [2025-03-13 22:25:19,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661447305] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:25:19,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:25:19,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:25:19,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263173831] [2025-03-13 22:25:19,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:25:19,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:25:19,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:25:19,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:25:19,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:25:19,710 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 334 out of 435 [2025-03-13 22:25:19,710 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 316 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:19,711 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:25:19,711 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 334 of 435 [2025-03-13 22:25:19,711 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:25:20,589 INFO L124 PetriNetUnfolderBase]: 2826/6794 cut-off events. [2025-03-13 22:25:20,589 INFO L125 PetriNetUnfolderBase]: For 4038/4038 co-relation queries the response was YES. [2025-03-13 22:25:20,606 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13445 conditions, 6794 events. 2826/6794 cut-off events. For 4038/4038 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 57173 event pairs, 1550 based on Foata normal form. 16/6030 useless extension candidates. Maximal degree in co-relation 13338. Up to 3855 conditions per place. [2025-03-13 22:25:20,611 INFO L140 encePairwiseOnDemand]: 433/435 looper letters, 0 selfloop transitions, 0 changer transitions 315/315 dead transitions. [2025-03-13 22:25:20,611 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 315 transitions, 757 flow [2025-03-13 22:25:20,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:25:20,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:25:20,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1024 transitions. [2025-03-13 22:25:20,613 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7846743295019157 [2025-03-13 22:25:20,613 INFO L175 Difference]: Start difference. First operand has 318 places, 316 transitions, 701 flow. Second operand 3 states and 1024 transitions. [2025-03-13 22:25:20,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 315 transitions, 757 flow [2025-03-13 22:25:20,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 315 transitions, 749 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:25:20,619 INFO L231 Difference]: Finished difference. Result has 317 places, 0 transitions, 0 flow [2025-03-13 22:25:20,619 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=435, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=317, PETRI_TRANSITIONS=0} [2025-03-13 22:25:20,619 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -94 predicate places. [2025-03-13 22:25:20,619 INFO L471 AbstractCegarLoop]: Abstraction has has 317 places, 0 transitions, 0 flow [2025-03-13 22:25:20,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (168 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2025-03-13 22:25:20,622 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2025-03-13 22:25:20,623 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2025-03-13 22:25:20,624 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2025-03-13 22:25:20,625 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2025-03-13 22:25:20,626 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2025-03-13 22:25:20,627 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2025-03-13 22:25:20,628 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2025-03-13 22:25:20,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-03-13 22:25:20,628 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:25:20,636 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-13 22:25:20,636 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-13 22:25:20,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 10:25:20 BasicIcfg [2025-03-13 22:25:20,642 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-13 22:25:20,643 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-13 22:25:20,643 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-13 22:25:20,643 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-13 22:25:20,644 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:25:11" (3/4) ... [2025-03-13 22:25:20,645 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-13 22:25:20,647 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2025-03-13 22:25:20,648 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2025-03-13 22:25:20,648 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread3 [2025-03-13 22:25:20,648 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure thread4 [2025-03-13 22:25:20,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2025-03-13 22:25:20,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-13 22:25:20,654 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-03-13 22:25:20,655 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-13 22:25:20,735 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-13 22:25:20,736 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-13 22:25:20,736 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-13 22:25:20,737 INFO L158 Benchmark]: Toolchain (without parser) took 10544.52ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 123.3MB in the beginning and 857.7MB in the end (delta: -734.4MB). Peak memory consumption was 317.3MB. Max. memory is 16.1GB. [2025-03-13 22:25:20,737 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:25:20,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.26ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 108.8MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-13 22:25:20,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.08ms. Allocated memory is still 167.8MB. Free memory was 108.8MB in the beginning and 105.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:25:20,739 INFO L158 Benchmark]: Boogie Preprocessor took 42.57ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 102.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:25:20,739 INFO L158 Benchmark]: IcfgBuilder took 1331.79ms. Allocated memory is still 167.8MB. Free memory was 102.9MB in the beginning and 90.6MB in the end (delta: 12.3MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2025-03-13 22:25:20,739 INFO L158 Benchmark]: TraceAbstraction took 8787.96ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 90.6MB in the beginning and 866.1MB in the end (delta: -775.5MB). Peak memory consumption was 486.2MB. Max. memory is 16.1GB. [2025-03-13 22:25:20,739 INFO L158 Benchmark]: Witness Printer took 92.76ms. Allocated memory is still 1.2GB. Free memory was 866.1MB in the beginning and 857.7MB in the end (delta: 8.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-13 22:25:20,740 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.26ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 108.8MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.08ms. Allocated memory is still 167.8MB. Free memory was 108.8MB in the beginning and 105.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.57ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 102.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1331.79ms. Allocated memory is still 167.8MB. Free memory was 102.9MB in the beginning and 90.6MB in the end (delta: 12.3MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * TraceAbstraction took 8787.96ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 90.6MB in the beginning and 866.1MB in the end (delta: -775.5MB). Peak memory consumption was 486.2MB. Max. memory is 16.1GB. * Witness Printer took 92.76ms. Allocated memory is still 1.2GB. Free memory was 866.1MB in the beginning and 857.7MB in the end (delta: 8.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: 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: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 123]: 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: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: 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: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 525 locations, 169 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.6s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 451 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 251 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1221 IncrementalHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 77 mSDtfsCounter, 1221 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=852occurred in iteration=0, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2754 NumberOfCodeBlocks, 2754 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2732 ConstructedInterpolants, 0 QuantifiedInterpolants, 2889 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 95 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-13 22:25:20,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE