./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/25_stack_longer-2-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/25_stack_longer-2-race.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:14:06,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:14:06,448 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:14:06,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:14:06,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:14:06,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:14:06,477 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:14:06,477 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:14:06,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:14:06,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:14:06,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:14:06,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:14:06,480 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:14:06,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:14:06,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:14:06,481 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:14:06,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:14:06,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:14:06,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:14:06,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:14:06,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:14:06,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:14:06,483 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:14:06,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:14:06,484 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:14:06,484 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:14:06,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:14:06,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:14:06,485 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:14:06,485 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:14:06,485 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:14:06,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:14:06,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:14:06,486 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:14:06,487 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:14:06,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:14:06,489 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dadbc714432dbabd9f10b5aceb2a2ff8af11608da70d21414f772d02695c7806 [2024-11-16 23:14:06,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:14:06,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:14:06,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:14:06,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:14:06,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:14:06,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2-race.i [2024-11-16 23:14:07,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:14:08,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:14:08,160 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2-race.i [2024-11-16 23:14:08,170 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0821818c/c539995f88be499e8a2ab1b74db57377/FLAG5f51bdeb6 [2024-11-16 23:14:08,180 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0821818c/c539995f88be499e8a2ab1b74db57377 [2024-11-16 23:14:08,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:14:08,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:14:08,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:14:08,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:14:08,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:14:08,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b0749f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08, skipping insertion in model container [2024-11-16 23:14:08,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:14:08,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:14:08,531 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:14:08,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:14:08,611 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:14:08,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08 WrapperNode [2024-11-16 23:14:08,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:14:08,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:14:08,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:14:08,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:14:08,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,681 INFO L138 Inliner]: procedures = 176, calls = 32, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 932 [2024-11-16 23:14:08,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:14:08,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:14:08,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:14:08,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:14:08,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,730 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:14:08,746 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:14:08,746 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:14:08,746 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:14:08,747 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (1/1) ... [2024-11-16 23:14:08,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:14:08,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:14:08,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 23:14:08,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 23:14:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:14:08,817 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-16 23:14:08,817 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-16 23:14:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:14:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:14:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:14:08,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:14:08,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:14:08,819 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:14:08,978 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:14:08,983 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:14:09,810 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:14:09,811 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:14:10,065 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:14:10,066 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:14:10,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:14:10 BoogieIcfgContainer [2024-11-16 23:14:10,069 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:14:10,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:14:10,071 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:14:10,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:14:10,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:14:08" (1/3) ... [2024-11-16 23:14:10,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ac5b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:14:10, skipping insertion in model container [2024-11-16 23:14:10,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:14:08" (2/3) ... [2024-11-16 23:14:10,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ac5b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:14:10, skipping insertion in model container [2024-11-16 23:14:10,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:14:10" (3/3) ... [2024-11-16 23:14:10,077 INFO L112 eAbstractionObserver]: Analyzing ICFG 25_stack_longer-2-race.i [2024-11-16 23:14:10,090 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:14:10,091 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2024-11-16 23:14:10,091 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:14:10,211 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:14:10,254 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 798 places, 802 transitions, 1608 flow [2024-11-16 23:14:10,461 INFO L124 PetriNetUnfolderBase]: 8/812 cut-off events. [2024-11-16 23:14:10,461 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:14:10,468 INFO L83 FinitePrefix]: Finished finitePrefix Result has 816 conditions, 812 events. 8/812 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 255 event pairs, 0 based on Foata normal form. 0/776 useless extension candidates. Maximal degree in co-relation 669. Up to 4 conditions per place. [2024-11-16 23:14:10,470 INFO L82 GeneralOperation]: Start removeDead. Operand has 798 places, 802 transitions, 1608 flow [2024-11-16 23:14:10,478 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 798 places, 802 transitions, 1608 flow [2024-11-16 23:14:10,489 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:14:10,495 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;@2ab259c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:14:10,495 INFO L334 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2024-11-16 23:14:10,570 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:14:10,570 INFO L124 PetriNetUnfolderBase]: 1/672 cut-off events. [2024-11-16 23:14:10,570 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:14:10,570 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:10,572 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:10,573 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-16 23:14:10,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:10,577 INFO L85 PathProgramCache]: Analyzing trace with hash 696314108, now seen corresponding path program 1 times [2024-11-16 23:14:10,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:10,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229480144] [2024-11-16 23:14:10,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:10,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:13,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:13,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229480144] [2024-11-16 23:14:13,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229480144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:13,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:13,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:14:13,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216093797] [2024-11-16 23:14:13,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:13,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:14:13,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:13,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:14:13,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:14:13,909 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 774 out of 802 [2024-11-16 23:14:13,913 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 798 places, 802 transitions, 1608 flow. Second operand has 2 states, 2 states have (on average 775.0) internal successors, (1550), 2 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:13,913 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:13,913 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 774 of 802 [2024-11-16 23:14:13,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:14,078 INFO L124 PetriNetUnfolderBase]: 4/784 cut-off events. [2024-11-16 23:14:14,080 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:14:14,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 798 conditions, 784 events. 4/784 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 155 event pairs, 0 based on Foata normal form. 17/786 useless extension candidates. Maximal degree in co-relation 126. Up to 10 conditions per place. [2024-11-16 23:14:14,084 INFO L140 encePairwiseOnDemand]: 783/802 looper letters, 9 selfloop transitions, 0 changer transitions 0/779 dead transitions. [2024-11-16 23:14:14,084 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 779 places, 779 transitions, 1580 flow [2024-11-16 23:14:14,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:14:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:14:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1576 transitions. [2024-11-16 23:14:14,099 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9825436408977556 [2024-11-16 23:14:14,100 INFO L175 Difference]: Start difference. First operand has 798 places, 802 transitions, 1608 flow. Second operand 2 states and 1576 transitions. [2024-11-16 23:14:14,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 779 places, 779 transitions, 1580 flow [2024-11-16 23:14:14,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 779 places, 779 transitions, 1580 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:14,119 INFO L231 Difference]: Finished difference. Result has 779 places, 779 transitions, 1562 flow [2024-11-16 23:14:14,123 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=802, PETRI_DIFFERENCE_MINUEND_FLOW=1562, PETRI_DIFFERENCE_MINUEND_PLACES=778, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=779, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=779, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1562, PETRI_PLACES=779, PETRI_TRANSITIONS=779} [2024-11-16 23:14:14,127 INFO L277 CegarLoopForPetriNet]: 798 programPoint places, -19 predicate places. [2024-11-16 23:14:14,127 INFO L471 AbstractCegarLoop]: Abstraction has has 779 places, 779 transitions, 1562 flow [2024-11-16 23:14:14,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 775.0) internal successors, (1550), 2 states have internal predecessors, (1550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:14,129 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:14,129 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:14,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:14:14,130 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-16 23:14:14,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:14,131 INFO L85 PathProgramCache]: Analyzing trace with hash -856971680, now seen corresponding path program 1 times [2024-11-16 23:14:14,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:14,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62925401] [2024-11-16 23:14:14,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:14,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:14,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:14,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:14,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62925401] [2024-11-16 23:14:14,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62925401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:14,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:14,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:14:14,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377934631] [2024-11-16 23:14:14,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:14,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:14:14,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:14,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:14:14,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:14:14,531 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 770 out of 802 [2024-11-16 23:14:14,533 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 779 places, 779 transitions, 1562 flow. Second operand has 3 states, 3 states have (on average 771.3333333333334) internal successors, (2314), 3 states have internal predecessors, (2314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:14,534 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:14,534 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 770 of 802 [2024-11-16 23:14:14,534 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:14,680 INFO L124 PetriNetUnfolderBase]: 6/873 cut-off events. [2024-11-16 23:14:14,680 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:14:14,681 INFO L83 FinitePrefix]: Finished finitePrefix Result has 898 conditions, 873 events. 6/873 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 461 event pairs, 0 based on Foata normal form. 0/848 useless extension candidates. Maximal degree in co-relation 894. Up to 11 conditions per place. [2024-11-16 23:14:14,683 INFO L140 encePairwiseOnDemand]: 799/802 looper letters, 17 selfloop transitions, 2 changer transitions 0/785 dead transitions. [2024-11-16 23:14:14,683 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 780 places, 785 transitions, 1612 flow [2024-11-16 23:14:14,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:14:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:14:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2330 transitions. [2024-11-16 23:14:14,687 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9684123025768911 [2024-11-16 23:14:14,687 INFO L175 Difference]: Start difference. First operand has 779 places, 779 transitions, 1562 flow. Second operand 3 states and 2330 transitions. [2024-11-16 23:14:14,687 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 780 places, 785 transitions, 1612 flow [2024-11-16 23:14:14,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 780 places, 785 transitions, 1612 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:14,697 INFO L231 Difference]: Finished difference. Result has 780 places, 778 transitions, 1564 flow [2024-11-16 23:14:14,698 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=802, PETRI_DIFFERENCE_MINUEND_FLOW=1560, PETRI_DIFFERENCE_MINUEND_PLACES=778, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=778, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=776, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1564, PETRI_PLACES=780, PETRI_TRANSITIONS=778} [2024-11-16 23:14:14,699 INFO L277 CegarLoopForPetriNet]: 798 programPoint places, -18 predicate places. [2024-11-16 23:14:14,700 INFO L471 AbstractCegarLoop]: Abstraction has has 780 places, 778 transitions, 1564 flow [2024-11-16 23:14:14,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 771.3333333333334) internal successors, (2314), 3 states have internal predecessors, (2314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:14,701 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:14,702 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:14,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:14:14,702 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-16 23:14:14,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:14,704 INFO L85 PathProgramCache]: Analyzing trace with hash 537161483, now seen corresponding path program 1 times [2024-11-16 23:14:14,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:14,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89097553] [2024-11-16 23:14:14,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:14:14,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:14:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:14:15,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:14:15,225 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:14:15,226 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 53 remaining) [2024-11-16 23:14:15,227 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2024-11-16 23:14:15,228 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2024-11-16 23:14:15,228 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2024-11-16 23:14:15,228 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2024-11-16 23:14:15,229 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2024-11-16 23:14:15,229 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2024-11-16 23:14:15,229 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2024-11-16 23:14:15,229 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2024-11-16 23:14:15,230 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2024-11-16 23:14:15,230 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2024-11-16 23:14:15,230 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2024-11-16 23:14:15,231 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2024-11-16 23:14:15,232 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2024-11-16 23:14:15,233 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2024-11-16 23:14:15,233 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2024-11-16 23:14:15,233 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2024-11-16 23:14:15,233 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2024-11-16 23:14:15,233 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2024-11-16 23:14:15,234 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2024-11-16 23:14:15,234 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2024-11-16 23:14:15,235 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2024-11-16 23:14:15,236 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2024-11-16 23:14:15,236 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2024-11-16 23:14:15,236 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2024-11-16 23:14:15,236 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2024-11-16 23:14:15,237 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2024-11-16 23:14:15,237 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2024-11-16 23:14:15,237 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2024-11-16 23:14:15,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2024-11-16 23:14:15,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2024-11-16 23:14:15,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2024-11-16 23:14:15,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2024-11-16 23:14:15,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2024-11-16 23:14:15,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:14:15,238 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-16 23:14:15,241 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:14:15,241 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-16 23:14:15,306 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:14:15,311 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 924 places, 932 transitions, 1874 flow [2024-11-16 23:14:15,448 INFO L124 PetriNetUnfolderBase]: 15/954 cut-off events. [2024-11-16 23:14:15,449 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-16 23:14:15,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 962 conditions, 954 events. 15/954 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 886 event pairs, 0 based on Foata normal form. 0/884 useless extension candidates. Maximal degree in co-relation 813. Up to 6 conditions per place. [2024-11-16 23:14:15,454 INFO L82 GeneralOperation]: Start removeDead. Operand has 924 places, 932 transitions, 1874 flow [2024-11-16 23:14:15,460 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 924 places, 932 transitions, 1874 flow [2024-11-16 23:14:15,462 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:14:15,462 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;@2ab259c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:14:15,462 INFO L334 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2024-11-16 23:14:15,564 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:14:15,564 INFO L124 PetriNetUnfolderBase]: 1/672 cut-off events. [2024-11-16 23:14:15,564 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:14:15,564 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:15,565 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:15,565 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-16 23:14:15,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:15,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1965844097, now seen corresponding path program 1 times [2024-11-16 23:14:15,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:15,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140662978] [2024-11-16 23:14:15,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:15,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:16,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:16,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140662978] [2024-11-16 23:14:16,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140662978] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:16,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:16,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:14:16,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245209919] [2024-11-16 23:14:16,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:16,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:14:16,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:16,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:14:16,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:14:16,714 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 878 out of 932 [2024-11-16 23:14:16,716 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 924 places, 932 transitions, 1874 flow. Second operand has 2 states, 2 states have (on average 879.0) internal successors, (1758), 2 states have internal predecessors, (1758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:16,716 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:16,716 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 878 of 932 [2024-11-16 23:14:16,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:17,137 INFO L124 PetriNetUnfolderBase]: 112/1939 cut-off events. [2024-11-16 23:14:17,138 INFO L125 PetriNetUnfolderBase]: For 23/23 co-relation queries the response was YES. [2024-11-16 23:14:17,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2126 conditions, 1939 events. 112/1939 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 8184 event pairs, 52 based on Foata normal form. 177/1943 useless extension candidates. Maximal degree in co-relation 1293. Up to 161 conditions per place. [2024-11-16 23:14:17,150 INFO L140 encePairwiseOnDemand]: 896/932 looper letters, 18 selfloop transitions, 0 changer transitions 0/891 dead transitions. [2024-11-16 23:14:17,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 889 places, 891 transitions, 1828 flow [2024-11-16 23:14:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:14:17,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:14:17,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1810 transitions. [2024-11-16 23:14:17,153 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.971030042918455 [2024-11-16 23:14:17,154 INFO L175 Difference]: Start difference. First operand has 924 places, 932 transitions, 1874 flow. Second operand 2 states and 1810 transitions. [2024-11-16 23:14:17,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 889 places, 891 transitions, 1828 flow [2024-11-16 23:14:17,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 889 places, 891 transitions, 1828 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:17,164 INFO L231 Difference]: Finished difference. Result has 889 places, 891 transitions, 1792 flow [2024-11-16 23:14:17,165 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=932, PETRI_DIFFERENCE_MINUEND_FLOW=1792, PETRI_DIFFERENCE_MINUEND_PLACES=888, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=891, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=891, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1792, PETRI_PLACES=889, PETRI_TRANSITIONS=891} [2024-11-16 23:14:17,166 INFO L277 CegarLoopForPetriNet]: 924 programPoint places, -35 predicate places. [2024-11-16 23:14:17,167 INFO L471 AbstractCegarLoop]: Abstraction has has 889 places, 891 transitions, 1792 flow [2024-11-16 23:14:17,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 879.0) internal successors, (1758), 2 states have internal predecessors, (1758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:17,168 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:17,168 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:17,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:14:17,169 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-16 23:14:17,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:17,171 INFO L85 PathProgramCache]: Analyzing trace with hash -609330363, now seen corresponding path program 1 times [2024-11-16 23:14:17,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:17,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909845633] [2024-11-16 23:14:17,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:17,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:17,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:17,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909845633] [2024-11-16 23:14:17,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909845633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:17,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:17,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:14:17,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278631325] [2024-11-16 23:14:17,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:17,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:14:17,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:17,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:14:17,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:14:17,441 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 870 out of 932 [2024-11-16 23:14:17,446 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 889 places, 891 transitions, 1792 flow. Second operand has 3 states, 3 states have (on average 871.3333333333334) internal successors, (2614), 3 states have internal predecessors, (2614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:17,447 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:17,447 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 870 of 932 [2024-11-16 23:14:17,447 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:18,168 INFO L124 PetriNetUnfolderBase]: 368/4304 cut-off events. [2024-11-16 23:14:18,169 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-16 23:14:18,187 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4933 conditions, 4304 events. 368/4304 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 32784 event pairs, 99 based on Foata normal form. 0/3825 useless extension candidates. Maximal degree in co-relation 4928. Up to 293 conditions per place. [2024-11-16 23:14:18,203 INFO L140 encePairwiseOnDemand]: 924/932 looper letters, 43 selfloop transitions, 6 changer transitions 0/914 dead transitions. [2024-11-16 23:14:18,203 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 891 places, 914 transitions, 1941 flow [2024-11-16 23:14:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:14:18,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:14:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2661 transitions. [2024-11-16 23:14:18,207 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9517167381974249 [2024-11-16 23:14:18,207 INFO L175 Difference]: Start difference. First operand has 889 places, 891 transitions, 1792 flow. Second operand 3 states and 2661 transitions. [2024-11-16 23:14:18,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 891 places, 914 transitions, 1941 flow [2024-11-16 23:14:18,211 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 891 places, 914 transitions, 1941 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:18,309 INFO L231 Difference]: Finished difference. Result has 893 places, 897 transitions, 1844 flow [2024-11-16 23:14:18,310 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=932, PETRI_DIFFERENCE_MINUEND_FLOW=1792, PETRI_DIFFERENCE_MINUEND_PLACES=889, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=891, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=885, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1844, PETRI_PLACES=893, PETRI_TRANSITIONS=897} [2024-11-16 23:14:18,311 INFO L277 CegarLoopForPetriNet]: 924 programPoint places, -31 predicate places. [2024-11-16 23:14:18,311 INFO L471 AbstractCegarLoop]: Abstraction has has 893 places, 897 transitions, 1844 flow [2024-11-16 23:14:18,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 871.3333333333334) internal successors, (2614), 3 states have internal predecessors, (2614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:18,313 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:18,314 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:18,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:14:18,314 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-16 23:14:18,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:18,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1153712236, now seen corresponding path program 1 times [2024-11-16 23:14:18,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:18,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356419741] [2024-11-16 23:14:18,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:18,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:18,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:18,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356419741] [2024-11-16 23:14:18,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356419741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:18,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:18,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:14:18,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483477753] [2024-11-16 23:14:18,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:18,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:14:18,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:18,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:14:18,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:14:18,579 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 866 out of 932 [2024-11-16 23:14:18,582 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 893 places, 897 transitions, 1844 flow. Second operand has 3 states, 3 states have (on average 868.0) internal successors, (2604), 3 states have internal predecessors, (2604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:18,583 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:18,583 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 866 of 932 [2024-11-16 23:14:18,583 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:19,810 INFO L124 PetriNetUnfolderBase]: 674/5523 cut-off events. [2024-11-16 23:14:19,811 INFO L125 PetriNetUnfolderBase]: For 95/95 co-relation queries the response was YES. [2024-11-16 23:14:19,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6779 conditions, 5523 events. 674/5523 cut-off events. For 95/95 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 46017 event pairs, 283 based on Foata normal form. 0/4857 useless extension candidates. Maximal degree in co-relation 6772. Up to 992 conditions per place. [2024-11-16 23:14:19,861 INFO L140 encePairwiseOnDemand]: 924/932 looper letters, 37 selfloop transitions, 7 changer transitions 0/911 dead transitions. [2024-11-16 23:14:19,862 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 895 places, 911 transitions, 1965 flow [2024-11-16 23:14:19,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:14:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:14:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2643 transitions. [2024-11-16 23:14:19,867 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9452789699570815 [2024-11-16 23:14:19,867 INFO L175 Difference]: Start difference. First operand has 893 places, 897 transitions, 1844 flow. Second operand 3 states and 2643 transitions. [2024-11-16 23:14:19,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 895 places, 911 transitions, 1965 flow [2024-11-16 23:14:19,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 893 places, 911 transitions, 1953 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:14:19,882 INFO L231 Difference]: Finished difference. Result has 895 places, 903 transitions, 1886 flow [2024-11-16 23:14:19,883 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=932, PETRI_DIFFERENCE_MINUEND_FLOW=1832, PETRI_DIFFERENCE_MINUEND_PLACES=891, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=897, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=890, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1886, PETRI_PLACES=895, PETRI_TRANSITIONS=903} [2024-11-16 23:14:19,884 INFO L277 CegarLoopForPetriNet]: 924 programPoint places, -29 predicate places. [2024-11-16 23:14:19,885 INFO L471 AbstractCegarLoop]: Abstraction has has 895 places, 903 transitions, 1886 flow [2024-11-16 23:14:19,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 868.0) internal successors, (2604), 3 states have internal predecessors, (2604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:19,886 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:19,887 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:19,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:14:19,887 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-16 23:14:19,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:19,888 INFO L85 PathProgramCache]: Analyzing trace with hash -241183516, now seen corresponding path program 1 times [2024-11-16 23:14:19,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:19,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930709499] [2024-11-16 23:14:19,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:19,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:14:20,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:14:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:14:20,251 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:14:20,252 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:14:20,252 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (78 of 79 remaining) [2024-11-16 23:14:20,252 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (77 of 79 remaining) [2024-11-16 23:14:20,252 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (75 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (74 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (73 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (72 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (71 of 79 remaining) [2024-11-16 23:14:20,253 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (70 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (69 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (68 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (67 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (66 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (65 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (64 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (63 of 79 remaining) [2024-11-16 23:14:20,254 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (62 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (61 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (60 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (59 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (58 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (57 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (56 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (55 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (54 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 79 remaining) [2024-11-16 23:14:20,255 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (52 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (51 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (50 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (49 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (48 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (47 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (46 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (45 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (44 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 79 remaining) [2024-11-16 23:14:20,256 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (42 of 79 remaining) [2024-11-16 23:14:20,257 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 79 remaining) [2024-11-16 23:14:20,334 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (40 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (39 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (38 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (37 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (36 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (35 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (34 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (33 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 79 remaining) [2024-11-16 23:14:20,335 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (31 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (30 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (29 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (28 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (26 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (25 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (24 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 79 remaining) [2024-11-16 23:14:20,336 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (22 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (21 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (20 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (19 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (18 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (17 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (16 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (14 of 79 remaining) [2024-11-16 23:14:20,337 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (13 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (12 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (10 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (9 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (8 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (4 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (3 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (2 of 79 remaining) [2024-11-16 23:14:20,338 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (1 of 79 remaining) [2024-11-16 23:14:20,339 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (0 of 79 remaining) [2024-11-16 23:14:20,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:14:20,339 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-16 23:14:20,339 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:14:20,339 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-16 23:14:20,415 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-16 23:14:20,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1050 places, 1062 transitions, 2142 flow [2024-11-16 23:14:20,614 INFO L124 PetriNetUnfolderBase]: 22/1096 cut-off events. [2024-11-16 23:14:20,615 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-16 23:14:20,624 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1109 conditions, 1096 events. 22/1096 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1696 event pairs, 0 based on Foata normal form. 0/992 useless extension candidates. Maximal degree in co-relation 958. Up to 8 conditions per place. [2024-11-16 23:14:20,624 INFO L82 GeneralOperation]: Start removeDead. Operand has 1050 places, 1062 transitions, 2142 flow [2024-11-16 23:14:20,634 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1050 places, 1062 transitions, 2142 flow [2024-11-16 23:14:20,635 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:14:20,635 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;@2ab259c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:14:20,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-16 23:14:20,680 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:14:20,680 INFO L124 PetriNetUnfolderBase]: 1/673 cut-off events. [2024-11-16 23:14:20,680 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:14:20,680 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:20,681 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:20,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err25ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-16 23:14:20,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:20,681 INFO L85 PathProgramCache]: Analyzing trace with hash 370932008, now seen corresponding path program 1 times [2024-11-16 23:14:20,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:20,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626754987] [2024-11-16 23:14:20,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:20,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:21,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:21,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:21,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626754987] [2024-11-16 23:14:21,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626754987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:21,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:21,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-16 23:14:21,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578285914] [2024-11-16 23:14:21,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:21,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:14:21,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:21,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:14:21,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:14:21,590 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 982 out of 1062 [2024-11-16 23:14:21,592 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1050 places, 1062 transitions, 2142 flow. Second operand has 2 states, 2 states have (on average 983.0) internal successors, (1966), 2 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:21,592 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:21,592 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 982 of 1062 [2024-11-16 23:14:21,592 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:24,717 INFO L124 PetriNetUnfolderBase]: 1746/12986 cut-off events. [2024-11-16 23:14:24,718 INFO L125 PetriNetUnfolderBase]: For 391/391 co-relation queries the response was YES. [2024-11-16 23:14:24,786 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15439 conditions, 12986 events. 1746/12986 cut-off events. For 391/391 co-relation queries the response was YES. Maximal size of possible extension queue 208. Compared 139654 event pairs, 990 based on Foata normal form. 1881/13226 useless extension candidates. Maximal degree in co-relation 12948. Up to 2182 conditions per place. [2024-11-16 23:14:24,832 INFO L140 encePairwiseOnDemand]: 1009/1062 looper letters, 27 selfloop transitions, 0 changer transitions 0/1003 dead transitions. [2024-11-16 23:14:24,832 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 999 places, 1003 transitions, 2078 flow [2024-11-16 23:14:24,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:14:24,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:14:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2044 transitions. [2024-11-16 23:14:24,836 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9623352165725048 [2024-11-16 23:14:24,836 INFO L175 Difference]: Start difference. First operand has 1050 places, 1062 transitions, 2142 flow. Second operand 2 states and 2044 transitions. [2024-11-16 23:14:24,836 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 999 places, 1003 transitions, 2078 flow [2024-11-16 23:14:24,840 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 999 places, 1003 transitions, 2076 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:24,847 INFO L231 Difference]: Finished difference. Result has 999 places, 1003 transitions, 2022 flow [2024-11-16 23:14:24,849 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1062, PETRI_DIFFERENCE_MINUEND_FLOW=2022, PETRI_DIFFERENCE_MINUEND_PLACES=998, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1003, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1003, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2022, PETRI_PLACES=999, PETRI_TRANSITIONS=1003} [2024-11-16 23:14:24,849 INFO L277 CegarLoopForPetriNet]: 1050 programPoint places, -51 predicate places. [2024-11-16 23:14:24,849 INFO L471 AbstractCegarLoop]: Abstraction has has 999 places, 1003 transitions, 2022 flow [2024-11-16 23:14:24,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 983.0) internal successors, (1966), 2 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:24,850 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:24,851 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:24,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:14:24,851 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err23ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-16 23:14:24,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:24,852 INFO L85 PathProgramCache]: Analyzing trace with hash -16489236, now seen corresponding path program 1 times [2024-11-16 23:14:24,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:24,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293344204] [2024-11-16 23:14:24,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:24,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:25,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:25,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293344204] [2024-11-16 23:14:25,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293344204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:25,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:25,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:14:25,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871964880] [2024-11-16 23:14:25,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:25,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:14:25,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:25,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:14:25,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:14:25,091 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 970 out of 1062 [2024-11-16 23:14:25,094 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 999 places, 1003 transitions, 2022 flow. Second operand has 3 states, 3 states have (on average 971.3333333333334) internal successors, (2914), 3 states have internal predecessors, (2914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:25,094 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:25,094 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 970 of 1062 [2024-11-16 23:14:25,094 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:37,330 INFO L124 PetriNetUnfolderBase]: 9398/57093 cut-off events. [2024-11-16 23:14:37,330 INFO L125 PetriNetUnfolderBase]: For 718/718 co-relation queries the response was YES. [2024-11-16 23:14:37,718 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70312 conditions, 57093 events. 9398/57093 cut-off events. For 718/718 co-relation queries the response was YES. Maximal size of possible extension queue 990. Compared 834676 event pairs, 2713 based on Foata normal form. 0/49616 useless extension candidates. Maximal degree in co-relation 70306. Up to 6330 conditions per place. [2024-11-16 23:14:37,965 INFO L140 encePairwiseOnDemand]: 1050/1062 looper letters, 65 selfloop transitions, 9 changer transitions 0/1038 dead transitions. [2024-11-16 23:14:37,966 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1001 places, 1038 transitions, 2250 flow [2024-11-16 23:14:37,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:14:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:14:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2987 transitions. [2024-11-16 23:14:37,971 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9375392341494037 [2024-11-16 23:14:37,972 INFO L175 Difference]: Start difference. First operand has 999 places, 1003 transitions, 2022 flow. Second operand 3 states and 2987 transitions. [2024-11-16 23:14:37,972 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1001 places, 1038 transitions, 2250 flow [2024-11-16 23:14:37,976 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1001 places, 1038 transitions, 2250 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:14:37,983 INFO L231 Difference]: Finished difference. Result has 1003 places, 1012 transitions, 2100 flow [2024-11-16 23:14:37,986 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1062, PETRI_DIFFERENCE_MINUEND_FLOW=2022, PETRI_DIFFERENCE_MINUEND_PLACES=999, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1003, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=994, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2100, PETRI_PLACES=1003, PETRI_TRANSITIONS=1012} [2024-11-16 23:14:37,987 INFO L277 CegarLoopForPetriNet]: 1050 programPoint places, -47 predicate places. [2024-11-16 23:14:37,987 INFO L471 AbstractCegarLoop]: Abstraction has has 1003 places, 1012 transitions, 2100 flow [2024-11-16 23:14:37,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 971.3333333333334) internal successors, (2914), 3 states have internal predecessors, (2914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:37,989 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:14:37,989 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:14:37,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 23:14:37,989 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err22ASSERT_VIOLATIONDATA_RACE === [thr1Err25ASSERT_VIOLATIONDATA_RACE, thr1Err24ASSERT_VIOLATIONDATA_RACE, thr1Err23ASSERT_VIOLATIONDATA_RACE, thr1Err20ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-16 23:14:37,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:14:37,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1118131725, now seen corresponding path program 1 times [2024-11-16 23:14:37,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:14:37,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770439950] [2024-11-16 23:14:37,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:14:37,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:14:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:14:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:14:38,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:14:38,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770439950] [2024-11-16 23:14:38,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770439950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:14:38,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:14:38,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:14:38,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419874391] [2024-11-16 23:14:38,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:14:38,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:14:38,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:14:38,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:14:38,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:14:38,235 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 967 out of 1062 [2024-11-16 23:14:38,238 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1003 places, 1012 transitions, 2100 flow. Second operand has 3 states, 3 states have (on average 969.0) internal successors, (2907), 3 states have internal predecessors, (2907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:14:38,238 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:14:38,238 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 967 of 1062 [2024-11-16 23:14:38,238 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:14:41,396 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 980#L767true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 1047#true, 510#EBStack_init_returnLabel#1true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:41,396 INFO L294 olderBase$Statistics]: this new event has 733 ancestors and is cut-off event [2024-11-16 23:14:41,396 INFO L297 olderBase$Statistics]: existing Event has 722 ancestors and is cut-off event [2024-11-16 23:14:41,397 INFO L297 olderBase$Statistics]: existing Event has 733 ancestors and is cut-off event [2024-11-16 23:14:41,397 INFO L297 olderBase$Statistics]: existing Event has 722 ancestors and is cut-off event [2024-11-16 23:14:41,495 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 980#L767true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 1047#true, 257#L763true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:41,496 INFO L294 olderBase$Statistics]: this new event has 734 ancestors and is cut-off event [2024-11-16 23:14:41,496 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-16 23:14:41,496 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-16 23:14:41,496 INFO L297 olderBase$Statistics]: existing Event has 734 ancestors and is cut-off event [2024-11-16 23:14:45,030 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 1047#true, 11#L706-2true, 510#EBStack_init_returnLabel#1true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:45,031 INFO L294 olderBase$Statistics]: this new event has 751 ancestors and is cut-off event [2024-11-16 23:14:45,031 INFO L297 olderBase$Statistics]: existing Event has 740 ancestors and is cut-off event [2024-11-16 23:14:45,031 INFO L297 olderBase$Statistics]: existing Event has 751 ancestors and is cut-off event [2024-11-16 23:14:45,031 INFO L297 olderBase$Statistics]: existing Event has 740 ancestors and is cut-off event [2024-11-16 23:14:45,221 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 1047#true, 257#L763true, 11#L706-2true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:45,221 INFO L294 olderBase$Statistics]: this new event has 752 ancestors and is cut-off event [2024-11-16 23:14:45,221 INFO L297 olderBase$Statistics]: existing Event has 741 ancestors and is cut-off event [2024-11-16 23:14:45,221 INFO L297 olderBase$Statistics]: existing Event has 741 ancestors and is cut-off event [2024-11-16 23:14:45,221 INFO L297 olderBase$Statistics]: existing Event has 752 ancestors and is cut-off event [2024-11-16 23:14:46,233 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 645#L708true, 1047#true, 510#EBStack_init_returnLabel#1true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:46,234 INFO L294 olderBase$Statistics]: this new event has 755 ancestors and is cut-off event [2024-11-16 23:14:46,234 INFO L297 olderBase$Statistics]: existing Event has 744 ancestors and is cut-off event [2024-11-16 23:14:46,234 INFO L297 olderBase$Statistics]: existing Event has 755 ancestors and is cut-off event [2024-11-16 23:14:46,234 INFO L297 olderBase$Statistics]: existing Event has 744 ancestors and is cut-off event [2024-11-16 23:14:46,688 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4095] L766-3-->L767: Formula: (let ((.cse0 (select |v_#race_755| |v_~#m2~0.base_21|)) (.cse4 (+ |v_~#m2~0.offset_21| 3))) (let ((.cse3 (+ |v_~#m2~0.offset_21| 1)) (.cse1 (+ |v_~#m2~0.offset_21| 2)) (.cse2 (select .cse0 .cse4)) (.cse5 (select |v_#memory_int_235| |v_~#m2~0.base_21|))) (and (= (select .cse0 .cse1) .cse2) (= .cse2 (select .cse0 |v_~#m2~0.offset_21|)) (= .cse2 (select .cse0 .cse3)) (= (store |v_#race_757| |v_~#m2~0.base_21| (store (store (store (store (select |v_#race_757| |v_~#m2~0.base_21|) |v_~#m2~0.offset_21| .cse2) .cse3 .cse2) .cse1 .cse2) .cse4 .cse2)) |v_#race_755|) (= |v_#memory_int_234| (store |v_#memory_int_235| |v_~#m2~0.base_21| (store .cse5 |v_~#m2~0.offset_21| 0))) (not (= (ite (= (select .cse5 |v_~#m2~0.offset_21|) 1) 1 0) 0))))) InVars {#race=|v_#race_757|, #memory_int=|v_#memory_int_235|, ~#m2~0.base=|v_~#m2~0.base_21|, ~#m2~0.offset=|v_~#m2~0.offset_21|} OutVars{#race=|v_#race_755|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_234|, ~#m2~0.base=|v_~#m2~0.base_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, ~#m2~0.offset=|v_~#m2~0.offset_21|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][769], [543#L775-2true, 1051#true, 1055#true, Black: 1057#(= |#race~state~0| 0), 1053#true, 645#L708true, 1047#true, 257#L763true, 46#L767true, 1049#true, 1060#true]) [2024-11-16 23:14:46,689 INFO L294 olderBase$Statistics]: this new event has 756 ancestors and is cut-off event [2024-11-16 23:14:46,689 INFO L297 olderBase$Statistics]: existing Event has 756 ancestors and is cut-off event [2024-11-16 23:14:46,689 INFO L297 olderBase$Statistics]: existing Event has 745 ancestors and is cut-off event [2024-11-16 23:14:46,689 INFO L297 olderBase$Statistics]: existing Event has 745 ancestors and is cut-off event