./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 5b29ee6f81c7ed2984792cb48e45a380cefe6f3d0c807482de3b6756d33333e4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 17:16:28,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 17:16:28,256 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-11 17:16:28,260 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 17:16:28,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 17:16:28,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 17:16:28,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 17:16:28,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 17:16:28,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 17:16:28,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 17:16:28,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 17:16:28,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 17:16:28,283 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 17:16:28,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 17:16:28,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 17:16:28,284 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 17:16:28,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 17:16:28,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 17:16:28,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 17:16:28,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 17:16:28,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 17:16:28,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 17:16:28,290 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-11 17:16:28,290 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 17:16:28,293 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 17:16:28,293 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 17:16:28,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 17:16:28,294 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 17:16:28,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 17:16:28,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 17:16:28,295 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 17:16:28,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:16:28,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 17:16:28,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 17:16:28,295 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 17:16:28,296 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 17:16:28,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 17:16:28,296 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 17:16:28,296 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 17:16:28,296 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 17:16:28,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 17:16:28,298 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b29ee6f81c7ed2984792cb48e45a380cefe6f3d0c807482de3b6756d33333e4 [2024-10-11 17:16:28,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 17:16:28,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 17:16:28,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 17:16:28,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 17:16:28,608 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 17:16:28,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2024-10-11 17:16:30,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 17:16:30,352 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 17:16:30,353 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2024-10-11 17:16:30,360 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/fe532884a/5014dd948290459ca67365ae769c2256/FLAG5553ad0b6 [2024-10-11 17:16:30,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/fe532884a/5014dd948290459ca67365ae769c2256 [2024-10-11 17:16:30,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 17:16:30,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 17:16:30,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 17:16:30,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 17:16:30,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 17:16:30,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:16:30" (1/1) ... [2024-10-11 17:16:30,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b87020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:30, skipping insertion in model container [2024-10-11 17:16:30,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 05:16:30" (1/1) ... [2024-10-11 17:16:30,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 17:16:31,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:16:31,050 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 17:16:31,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 17:16:31,108 INFO L204 MainTranslator]: Completed translation [2024-10-11 17:16:31,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31 WrapperNode [2024-10-11 17:16:31,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 17:16:31,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 17:16:31,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 17:16:31,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 17:16:31,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,167 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 268 [2024-10-11 17:16:31,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 17:16:31,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 17:16:31,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 17:16:31,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 17:16:31,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 17:16:31,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 17:16:31,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 17:16:31,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 17:16:31,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (1/1) ... [2024-10-11 17:16:31,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 17:16:31,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 17:16:31,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 17:16:31,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 17:16:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 17:16:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-11 17:16:31,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-11 17:16:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-11 17:16:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 17:16:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 17:16:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-11 17:16:31,310 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-11 17:16:31,419 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 17:16:31,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 17:16:31,931 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-11 17:16:31,932 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 17:16:32,093 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 17:16:32,094 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-11 17:16:32,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:32 BoogieIcfgContainer [2024-10-11 17:16:32,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 17:16:32,097 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 17:16:32,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 17:16:32,102 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 17:16:32,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 05:16:30" (1/3) ... [2024-10-11 17:16:32,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3fe294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:16:32, skipping insertion in model container [2024-10-11 17:16:32,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 05:16:31" (2/3) ... [2024-10-11 17:16:32,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3fe294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 05:16:32, skipping insertion in model container [2024-10-11 17:16:32,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:32" (3/3) ... [2024-10-11 17:16:32,105 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-channel-sum.wvr.c [2024-10-11 17:16:32,121 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 17:16:32,122 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-10-11 17:16:32,122 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-11 17:16:32,195 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-11 17:16:32,239 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 246 places, 252 transitions, 518 flow [2024-10-11 17:16:32,317 INFO L124 PetriNetUnfolderBase]: 13/250 cut-off events. [2024-10-11 17:16:32,317 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-11 17:16:32,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 250 events. 13/250 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 389 event pairs, 0 based on Foata normal form. 0/199 useless extension candidates. Maximal degree in co-relation 188. Up to 2 conditions per place. [2024-10-11 17:16:32,325 INFO L82 GeneralOperation]: Start removeDead. Operand has 246 places, 252 transitions, 518 flow [2024-10-11 17:16:32,334 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 226 places, 230 transitions, 472 flow [2024-10-11 17:16:32,345 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 17:16:32,356 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;@111f4fa1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 17:16:32,356 INFO L334 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2024-10-11 17:16:32,364 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-11 17:16:32,364 INFO L124 PetriNetUnfolderBase]: 0/21 cut-off events. [2024-10-11 17:16:32,364 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-11 17:16:32,364 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:32,365 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] [2024-10-11 17:16:32,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:32,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:32,372 INFO L85 PathProgramCache]: Analyzing trace with hash 19384811, now seen corresponding path program 1 times [2024-10-11 17:16:32,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:32,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845811646] [2024-10-11 17:16:32,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:32,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:32,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:32,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845811646] [2024-10-11 17:16:32,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845811646] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:32,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:32,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:32,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237284372] [2024-10-11 17:16:32,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:32,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:32,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:32,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:32,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:32,649 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 252 [2024-10-11 17:16:32,656 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 226 places, 230 transitions, 472 flow. Second operand has 3 states, 3 states have (on average 204.33333333333334) internal successors, (613), 3 states have internal predecessors, (613), 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) [2024-10-11 17:16:32,657 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:32,657 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 252 [2024-10-11 17:16:32,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:32,864 INFO L124 PetriNetUnfolderBase]: 63/609 cut-off events. [2024-10-11 17:16:32,864 INFO L125 PetriNetUnfolderBase]: For 33/37 co-relation queries the response was YES. [2024-10-11 17:16:32,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 609 events. 63/609 cut-off events. For 33/37 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2624 event pairs, 34 based on Foata normal form. 28/533 useless extension candidates. Maximal degree in co-relation 584. Up to 109 conditions per place. [2024-10-11 17:16:32,876 INFO L140 encePairwiseOnDemand]: 226/252 looper letters, 20 selfloop transitions, 2 changer transitions 2/206 dead transitions. [2024-10-11 17:16:32,877 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 206 transitions, 468 flow [2024-10-11 17:16:32,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 655 transitions. [2024-10-11 17:16:32,897 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8664021164021164 [2024-10-11 17:16:32,901 INFO L175 Difference]: Start difference. First operand has 226 places, 230 transitions, 472 flow. Second operand 3 states and 655 transitions. [2024-10-11 17:16:32,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 206 transitions, 468 flow [2024-10-11 17:16:32,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 206 places, 206 transitions, 460 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-11 17:16:32,913 INFO L231 Difference]: Finished difference. Result has 206 places, 204 transitions, 416 flow [2024-10-11 17:16:32,915 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=204, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=204, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=416, PETRI_PLACES=206, PETRI_TRANSITIONS=204} [2024-10-11 17:16:32,918 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -20 predicate places. [2024-10-11 17:16:32,921 INFO L471 AbstractCegarLoop]: Abstraction has has 206 places, 204 transitions, 416 flow [2024-10-11 17:16:32,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 204.33333333333334) internal successors, (613), 3 states have internal predecessors, (613), 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) [2024-10-11 17:16:32,922 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:32,922 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:16:32,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 17:16:32,923 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:32,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:32,924 INFO L85 PathProgramCache]: Analyzing trace with hash 876319314, now seen corresponding path program 1 times [2024-10-11 17:16:32,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:32,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871088055] [2024-10-11 17:16:32,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:32,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:32,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871088055] [2024-10-11 17:16:32,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871088055] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:32,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:32,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:32,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128762081] [2024-10-11 17:16:32,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:32,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:32,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:32,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:32,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:33,030 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 199 out of 252 [2024-10-11 17:16:33,031 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 204 transitions, 416 flow. Second operand has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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) [2024-10-11 17:16:33,032 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:33,032 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 199 of 252 [2024-10-11 17:16:33,032 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:33,149 INFO L124 PetriNetUnfolderBase]: 91/651 cut-off events. [2024-10-11 17:16:33,150 INFO L125 PetriNetUnfolderBase]: For 8/13 co-relation queries the response was YES. [2024-10-11 17:16:33,152 INFO L83 FinitePrefix]: Finished finitePrefix Result has 827 conditions, 651 events. 91/651 cut-off events. For 8/13 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 2999 event pairs, 49 based on Foata normal form. 0/564 useless extension candidates. Maximal degree in co-relation 797. Up to 145 conditions per place. [2024-10-11 17:16:33,156 INFO L140 encePairwiseOnDemand]: 244/252 looper letters, 26 selfloop transitions, 3 changer transitions 0/205 dead transitions. [2024-10-11 17:16:33,156 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 205 transitions, 477 flow [2024-10-11 17:16:33,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 631 transitions. [2024-10-11 17:16:33,160 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8346560846560847 [2024-10-11 17:16:33,160 INFO L175 Difference]: Start difference. First operand has 206 places, 204 transitions, 416 flow. Second operand 3 states and 631 transitions. [2024-10-11 17:16:33,160 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 205 transitions, 477 flow [2024-10-11 17:16:33,163 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 205 transitions, 473 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:33,167 INFO L231 Difference]: Finished difference. Result has 199 places, 199 transitions, 408 flow [2024-10-11 17:16:33,169 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=199, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=408, PETRI_PLACES=199, PETRI_TRANSITIONS=199} [2024-10-11 17:16:33,170 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -27 predicate places. [2024-10-11 17:16:33,170 INFO L471 AbstractCegarLoop]: Abstraction has has 199 places, 199 transitions, 408 flow [2024-10-11 17:16:33,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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) [2024-10-11 17:16:33,171 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:33,171 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] [2024-10-11 17:16:33,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 17:16:33,171 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:33,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:33,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1378392863, now seen corresponding path program 1 times [2024-10-11 17:16:33,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:33,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22557092] [2024-10-11 17:16:33,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:33,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:33,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:33,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22557092] [2024-10-11 17:16:33,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22557092] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:33,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:33,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:33,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980594252] [2024-10-11 17:16:33,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:33,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:33,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:33,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:33,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:33,241 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 252 [2024-10-11 17:16:33,242 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 199 transitions, 408 flow. Second operand has 3 states, 3 states have (on average 210.33333333333334) internal successors, (631), 3 states have internal predecessors, (631), 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) [2024-10-11 17:16:33,242 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:33,242 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 252 [2024-10-11 17:16:33,243 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:33,324 INFO L124 PetriNetUnfolderBase]: 28/500 cut-off events. [2024-10-11 17:16:33,324 INFO L125 PetriNetUnfolderBase]: For 13/15 co-relation queries the response was YES. [2024-10-11 17:16:33,326 INFO L83 FinitePrefix]: Finished finitePrefix Result has 562 conditions, 500 events. 28/500 cut-off events. For 13/15 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1832 event pairs, 9 based on Foata normal form. 0/431 useless extension candidates. Maximal degree in co-relation 424. Up to 43 conditions per place. [2024-10-11 17:16:33,328 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 14 selfloop transitions, 2 changer transitions 0/198 dead transitions. [2024-10-11 17:16:33,328 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 198 transitions, 438 flow [2024-10-11 17:16:33,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 644 transitions. [2024-10-11 17:16:33,330 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8518518518518519 [2024-10-11 17:16:33,330 INFO L175 Difference]: Start difference. First operand has 199 places, 199 transitions, 408 flow. Second operand 3 states and 644 transitions. [2024-10-11 17:16:33,330 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 200 places, 198 transitions, 438 flow [2024-10-11 17:16:33,332 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 198 transitions, 432 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:33,334 INFO L231 Difference]: Finished difference. Result has 198 places, 198 transitions, 404 flow [2024-10-11 17:16:33,335 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=198, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=404, PETRI_PLACES=198, PETRI_TRANSITIONS=198} [2024-10-11 17:16:33,335 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -28 predicate places. [2024-10-11 17:16:33,336 INFO L471 AbstractCegarLoop]: Abstraction has has 198 places, 198 transitions, 404 flow [2024-10-11 17:16:33,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.33333333333334) internal successors, (631), 3 states have internal predecessors, (631), 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) [2024-10-11 17:16:33,336 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:33,337 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] [2024-10-11 17:16:33,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 17:16:33,337 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:33,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:33,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1083806483, now seen corresponding path program 1 times [2024-10-11 17:16:33,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:33,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078472142] [2024-10-11 17:16:33,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:33,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:33,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:33,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078472142] [2024-10-11 17:16:33,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078472142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:33,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:33,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:33,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279921257] [2024-10-11 17:16:33,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:33,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:33,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:33,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:33,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:33,390 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 252 [2024-10-11 17:16:33,391 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 198 transitions, 404 flow. Second operand has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:33,391 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:33,391 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 252 [2024-10-11 17:16:33,391 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:33,462 INFO L124 PetriNetUnfolderBase]: 35/516 cut-off events. [2024-10-11 17:16:33,462 INFO L125 PetriNetUnfolderBase]: For 7/9 co-relation queries the response was YES. [2024-10-11 17:16:33,464 INFO L83 FinitePrefix]: Finished finitePrefix Result has 583 conditions, 516 events. 35/516 cut-off events. For 7/9 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1983 event pairs, 14 based on Foata normal form. 0/446 useless extension candidates. Maximal degree in co-relation 546. Up to 57 conditions per place. [2024-10-11 17:16:33,465 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 16 selfloop transitions, 2 changer transitions 0/197 dead transitions. [2024-10-11 17:16:33,465 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 197 transitions, 438 flow [2024-10-11 17:16:33,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 640 transitions. [2024-10-11 17:16:33,468 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8465608465608465 [2024-10-11 17:16:33,468 INFO L175 Difference]: Start difference. First operand has 198 places, 198 transitions, 404 flow. Second operand 3 states and 640 transitions. [2024-10-11 17:16:33,468 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 197 transitions, 438 flow [2024-10-11 17:16:33,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 197 places, 197 transitions, 434 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:33,471 INFO L231 Difference]: Finished difference. Result has 197 places, 197 transitions, 402 flow [2024-10-11 17:16:33,472 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=398, PETRI_DIFFERENCE_MINUEND_PLACES=195, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=197, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=402, PETRI_PLACES=197, PETRI_TRANSITIONS=197} [2024-10-11 17:16:33,474 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -29 predicate places. [2024-10-11 17:16:33,474 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 197 transitions, 402 flow [2024-10-11 17:16:33,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:33,475 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:33,476 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] [2024-10-11 17:16:33,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 17:16:33,477 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:33,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:33,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1711215610, now seen corresponding path program 1 times [2024-10-11 17:16:33,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:33,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459759822] [2024-10-11 17:16:33,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:33,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:33,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:33,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:33,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459759822] [2024-10-11 17:16:33,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459759822] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:33,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:33,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:33,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819701945] [2024-10-11 17:16:33,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:33,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:33,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:33,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:33,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:33,552 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 209 out of 252 [2024-10-11 17:16:33,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 197 transitions, 402 flow. Second operand has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2024-10-11 17:16:33,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:33,554 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 209 of 252 [2024-10-11 17:16:33,554 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:33,620 INFO L124 PetriNetUnfolderBase]: 42/527 cut-off events. [2024-10-11 17:16:33,620 INFO L125 PetriNetUnfolderBase]: For 8/10 co-relation queries the response was YES. [2024-10-11 17:16:33,622 INFO L83 FinitePrefix]: Finished finitePrefix Result has 605 conditions, 527 events. 42/527 cut-off events. For 8/10 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2061 event pairs, 19 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 560. Up to 67 conditions per place. [2024-10-11 17:16:33,624 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 15 selfloop transitions, 1 changer transitions 0/195 dead transitions. [2024-10-11 17:16:33,624 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 195 transitions, 430 flow [2024-10-11 17:16:33,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 645 transitions. [2024-10-11 17:16:33,650 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8531746031746031 [2024-10-11 17:16:33,650 INFO L175 Difference]: Start difference. First operand has 197 places, 197 transitions, 402 flow. Second operand 3 states and 645 transitions. [2024-10-11 17:16:33,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 195 transitions, 430 flow [2024-10-11 17:16:33,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 195 transitions, 426 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:33,653 INFO L231 Difference]: Finished difference. Result has 195 places, 195 transitions, 396 flow [2024-10-11 17:16:33,654 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=394, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=195, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=396, PETRI_PLACES=195, PETRI_TRANSITIONS=195} [2024-10-11 17:16:33,655 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -31 predicate places. [2024-10-11 17:16:33,655 INFO L471 AbstractCegarLoop]: Abstraction has has 195 places, 195 transitions, 396 flow [2024-10-11 17:16:33,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2024-10-11 17:16:33,656 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:33,656 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] [2024-10-11 17:16:33,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 17:16:33,656 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:33,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:33,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1294850368, now seen corresponding path program 1 times [2024-10-11 17:16:33,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:33,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417103914] [2024-10-11 17:16:33,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:33,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:33,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:33,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417103914] [2024-10-11 17:16:33,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417103914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:33,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:33,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:33,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129608092] [2024-10-11 17:16:33,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:33,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:33,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:33,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:33,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:33,762 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 252 [2024-10-11 17:16:33,763 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 195 places, 195 transitions, 396 flow. Second operand has 3 states, 3 states have (on average 209.33333333333334) internal successors, (628), 3 states have internal predecessors, (628), 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) [2024-10-11 17:16:33,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:33,763 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 252 [2024-10-11 17:16:33,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:33,836 INFO L124 PetriNetUnfolderBase]: 35/509 cut-off events. [2024-10-11 17:16:33,837 INFO L125 PetriNetUnfolderBase]: For 7/9 co-relation queries the response was YES. [2024-10-11 17:16:33,838 INFO L83 FinitePrefix]: Finished finitePrefix Result has 574 conditions, 509 events. 35/509 cut-off events. For 7/9 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1929 event pairs, 14 based on Foata normal form. 0/446 useless extension candidates. Maximal degree in co-relation 529. Up to 56 conditions per place. [2024-10-11 17:16:33,840 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 15 selfloop transitions, 2 changer transitions 0/194 dead transitions. [2024-10-11 17:16:33,841 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 194 transitions, 428 flow [2024-10-11 17:16:33,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:33,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 642 transitions. [2024-10-11 17:16:33,843 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8492063492063492 [2024-10-11 17:16:33,843 INFO L175 Difference]: Start difference. First operand has 195 places, 195 transitions, 396 flow. Second operand 3 states and 642 transitions. [2024-10-11 17:16:33,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 194 transitions, 428 flow [2024-10-11 17:16:33,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 194 transitions, 427 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:33,847 INFO L231 Difference]: Finished difference. Result has 195 places, 194 transitions, 397 flow [2024-10-11 17:16:33,848 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=393, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=397, PETRI_PLACES=195, PETRI_TRANSITIONS=194} [2024-10-11 17:16:33,849 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -31 predicate places. [2024-10-11 17:16:33,849 INFO L471 AbstractCegarLoop]: Abstraction has has 195 places, 194 transitions, 397 flow [2024-10-11 17:16:33,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.33333333333334) internal successors, (628), 3 states have internal predecessors, (628), 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) [2024-10-11 17:16:33,850 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:33,850 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] [2024-10-11 17:16:33,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 17:16:33,850 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:33,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:33,851 INFO L85 PathProgramCache]: Analyzing trace with hash 228393752, now seen corresponding path program 1 times [2024-10-11 17:16:33,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:33,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877801710] [2024-10-11 17:16:33,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:34,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:34,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877801710] [2024-10-11 17:16:34,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877801710] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:34,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:34,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:16:34,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547129857] [2024-10-11 17:16:34,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:34,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:16:34,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:34,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:16:34,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:16:34,544 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 252 [2024-10-11 17:16:34,546 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 195 places, 194 transitions, 397 flow. Second operand has 6 states, 6 states have (on average 199.5) internal successors, (1197), 6 states have internal predecessors, (1197), 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) [2024-10-11 17:16:34,546 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:34,546 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 252 [2024-10-11 17:16:34,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:34,656 INFO L124 PetriNetUnfolderBase]: 56/563 cut-off events. [2024-10-11 17:16:34,656 INFO L125 PetriNetUnfolderBase]: For 7/9 co-relation queries the response was YES. [2024-10-11 17:16:34,658 INFO L83 FinitePrefix]: Finished finitePrefix Result has 680 conditions, 563 events. 56/563 cut-off events. For 7/9 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2315 event pairs, 29 based on Foata normal form. 0/493 useless extension candidates. Maximal degree in co-relation 636. Up to 100 conditions per place. [2024-10-11 17:16:34,660 INFO L140 encePairwiseOnDemand]: 246/252 looper letters, 23 selfloop transitions, 5 changer transitions 0/193 dead transitions. [2024-10-11 17:16:34,660 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 193 transitions, 451 flow [2024-10-11 17:16:34,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:16:34,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:16:34,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1217 transitions. [2024-10-11 17:16:34,663 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8048941798941799 [2024-10-11 17:16:34,663 INFO L175 Difference]: Start difference. First operand has 195 places, 194 transitions, 397 flow. Second operand 6 states and 1217 transitions. [2024-10-11 17:16:34,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 193 transitions, 451 flow [2024-10-11 17:16:34,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 197 places, 193 transitions, 447 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:34,667 INFO L231 Difference]: Finished difference. Result has 197 places, 193 transitions, 401 flow [2024-10-11 17:16:34,667 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=391, PETRI_DIFFERENCE_MINUEND_PLACES=192, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=401, PETRI_PLACES=197, PETRI_TRANSITIONS=193} [2024-10-11 17:16:34,668 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -29 predicate places. [2024-10-11 17:16:34,668 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 193 transitions, 401 flow [2024-10-11 17:16:34,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 199.5) internal successors, (1197), 6 states have internal predecessors, (1197), 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) [2024-10-11 17:16:34,669 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:34,670 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] [2024-10-11 17:16:34,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 17:16:34,670 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:34,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:34,671 INFO L85 PathProgramCache]: Analyzing trace with hash 2019035178, now seen corresponding path program 1 times [2024-10-11 17:16:34,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:34,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61815617] [2024-10-11 17:16:34,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:34,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:34,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:34,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61815617] [2024-10-11 17:16:34,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61815617] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:34,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:34,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:34,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212040651] [2024-10-11 17:16:34,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:34,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:34,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:34,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:34,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:34,745 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 252 [2024-10-11 17:16:34,746 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 193 transitions, 401 flow. Second operand has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 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) [2024-10-11 17:16:34,746 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:34,746 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 252 [2024-10-11 17:16:34,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:34,846 INFO L124 PetriNetUnfolderBase]: 51/482 cut-off events. [2024-10-11 17:16:34,846 INFO L125 PetriNetUnfolderBase]: For 9/11 co-relation queries the response was YES. [2024-10-11 17:16:34,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 580 conditions, 482 events. 51/482 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1678 event pairs, 6 based on Foata normal form. 0/427 useless extension candidates. Maximal degree in co-relation 562. Up to 70 conditions per place. [2024-10-11 17:16:34,849 INFO L140 encePairwiseOnDemand]: 248/252 looper letters, 19 selfloop transitions, 3 changer transitions 0/200 dead transitions. [2024-10-11 17:16:34,849 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 200 transitions, 462 flow [2024-10-11 17:16:34,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 659 transitions. [2024-10-11 17:16:34,851 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8716931216931217 [2024-10-11 17:16:34,851 INFO L175 Difference]: Start difference. First operand has 197 places, 193 transitions, 401 flow. Second operand 3 states and 659 transitions. [2024-10-11 17:16:34,852 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 200 transitions, 462 flow [2024-10-11 17:16:34,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 193 places, 200 transitions, 452 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:16:34,855 INFO L231 Difference]: Finished difference. Result has 194 places, 195 transitions, 410 flow [2024-10-11 17:16:34,856 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=389, PETRI_DIFFERENCE_MINUEND_PLACES=191, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=410, PETRI_PLACES=194, PETRI_TRANSITIONS=195} [2024-10-11 17:16:34,858 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -32 predicate places. [2024-10-11 17:16:34,858 INFO L471 AbstractCegarLoop]: Abstraction has has 194 places, 195 transitions, 410 flow [2024-10-11 17:16:34,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 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) [2024-10-11 17:16:34,859 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:34,859 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] [2024-10-11 17:16:34,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 17:16:34,860 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:34,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:34,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1331722416, now seen corresponding path program 1 times [2024-10-11 17:16:34,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:34,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903842930] [2024-10-11 17:16:34,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:34,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:35,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:35,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:35,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903842930] [2024-10-11 17:16:35,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903842930] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:35,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:35,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 17:16:35,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921248460] [2024-10-11 17:16:35,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:35,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 17:16:35,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:35,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 17:16:35,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-11 17:16:35,370 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 252 [2024-10-11 17:16:35,372 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 195 transitions, 410 flow. Second operand has 6 states, 6 states have (on average 202.83333333333334) internal successors, (1217), 6 states have internal predecessors, (1217), 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) [2024-10-11 17:16:35,372 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:35,372 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 252 [2024-10-11 17:16:35,372 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:35,586 INFO L124 PetriNetUnfolderBase]: 84/599 cut-off events. [2024-10-11 17:16:35,586 INFO L125 PetriNetUnfolderBase]: For 35/37 co-relation queries the response was YES. [2024-10-11 17:16:35,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799 conditions, 599 events. 84/599 cut-off events. For 35/37 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2480 event pairs, 17 based on Foata normal form. 0/538 useless extension candidates. Maximal degree in co-relation 752. Up to 80 conditions per place. [2024-10-11 17:16:35,590 INFO L140 encePairwiseOnDemand]: 246/252 looper letters, 46 selfloop transitions, 5 changer transitions 0/218 dead transitions. [2024-10-11 17:16:35,590 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 218 transitions, 578 flow [2024-10-11 17:16:35,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 17:16:35,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-11 17:16:35,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1256 transitions. [2024-10-11 17:16:35,594 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8306878306878307 [2024-10-11 17:16:35,595 INFO L175 Difference]: Start difference. First operand has 194 places, 195 transitions, 410 flow. Second operand 6 states and 1256 transitions. [2024-10-11 17:16:35,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 218 transitions, 578 flow [2024-10-11 17:16:35,596 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 218 transitions, 578 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-11 17:16:35,598 INFO L231 Difference]: Finished difference. Result has 198 places, 194 transitions, 418 flow [2024-10-11 17:16:35,599 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=408, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=418, PETRI_PLACES=198, PETRI_TRANSITIONS=194} [2024-10-11 17:16:35,600 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -28 predicate places. [2024-10-11 17:16:35,600 INFO L471 AbstractCegarLoop]: Abstraction has has 198 places, 194 transitions, 418 flow [2024-10-11 17:16:35,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 202.83333333333334) internal successors, (1217), 6 states have internal predecessors, (1217), 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) [2024-10-11 17:16:35,601 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:35,601 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] [2024-10-11 17:16:35,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 17:16:35,601 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:35,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:35,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1057959062, now seen corresponding path program 1 times [2024-10-11 17:16:35,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:35,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369404270] [2024-10-11 17:16:35,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:35,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:35,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:35,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369404270] [2024-10-11 17:16:35,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369404270] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:35,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:35,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:35,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376090313] [2024-10-11 17:16:35,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:35,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:35,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:35,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:35,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:35,663 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 252 [2024-10-11 17:16:35,664 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 194 transitions, 418 flow. Second operand has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:35,664 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:35,665 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 252 [2024-10-11 17:16:35,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:35,752 INFO L124 PetriNetUnfolderBase]: 63/547 cut-off events. [2024-10-11 17:16:35,752 INFO L125 PetriNetUnfolderBase]: For 29/31 co-relation queries the response was YES. [2024-10-11 17:16:35,754 INFO L83 FinitePrefix]: Finished finitePrefix Result has 713 conditions, 547 events. 63/547 cut-off events. For 29/31 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2113 event pairs, 17 based on Foata normal form. 2/494 useless extension candidates. Maximal degree in co-relation 668. Up to 72 conditions per place. [2024-10-11 17:16:35,756 INFO L140 encePairwiseOnDemand]: 246/252 looper letters, 18 selfloop transitions, 2 changer transitions 7/197 dead transitions. [2024-10-11 17:16:35,756 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 197 transitions, 479 flow [2024-10-11 17:16:35,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:35,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 644 transitions. [2024-10-11 17:16:35,758 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8518518518518519 [2024-10-11 17:16:35,758 INFO L175 Difference]: Start difference. First operand has 198 places, 194 transitions, 418 flow. Second operand 3 states and 644 transitions. [2024-10-11 17:16:35,758 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 197 transitions, 479 flow [2024-10-11 17:16:35,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 197 transitions, 469 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-11 17:16:35,762 INFO L231 Difference]: Finished difference. Result has 192 places, 184 transitions, 390 flow [2024-10-11 17:16:35,762 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=191, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=390, PETRI_PLACES=192, PETRI_TRANSITIONS=184} [2024-10-11 17:16:35,763 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -34 predicate places. [2024-10-11 17:16:35,763 INFO L471 AbstractCegarLoop]: Abstraction has has 192 places, 184 transitions, 390 flow [2024-10-11 17:16:35,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:35,764 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:35,764 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] [2024-10-11 17:16:35,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 17:16:35,764 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:35,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:35,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1116435309, now seen corresponding path program 1 times [2024-10-11 17:16:35,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:35,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828331209] [2024-10-11 17:16:35,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:35,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:35,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:35,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828331209] [2024-10-11 17:16:35,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828331209] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:35,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:35,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:35,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349416619] [2024-10-11 17:16:35,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:35,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:35,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:35,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:35,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:35,834 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 210 out of 252 [2024-10-11 17:16:35,835 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 192 places, 184 transitions, 390 flow. Second operand has 3 states, 3 states have (on average 211.66666666666666) internal successors, (635), 3 states have internal predecessors, (635), 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) [2024-10-11 17:16:35,836 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:35,836 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 210 of 252 [2024-10-11 17:16:35,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:35,913 INFO L124 PetriNetUnfolderBase]: 67/572 cut-off events. [2024-10-11 17:16:35,913 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-10-11 17:16:35,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 736 conditions, 572 events. 67/572 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2274 event pairs, 22 based on Foata normal form. 0/517 useless extension candidates. Maximal degree in co-relation 691. Up to 79 conditions per place. [2024-10-11 17:16:35,917 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 20 selfloop transitions, 2 changer transitions 0/189 dead transitions. [2024-10-11 17:16:35,917 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 189 transitions, 449 flow [2024-10-11 17:16:35,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:35,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 651 transitions. [2024-10-11 17:16:35,919 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8611111111111112 [2024-10-11 17:16:35,919 INFO L175 Difference]: Start difference. First operand has 192 places, 184 transitions, 390 flow. Second operand 3 states and 651 transitions. [2024-10-11 17:16:35,920 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 189 transitions, 449 flow [2024-10-11 17:16:35,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 189 transitions, 445 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:35,923 INFO L231 Difference]: Finished difference. Result has 184 places, 183 transitions, 388 flow [2024-10-11 17:16:35,923 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=388, PETRI_PLACES=184, PETRI_TRANSITIONS=183} [2024-10-11 17:16:35,924 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -42 predicate places. [2024-10-11 17:16:35,924 INFO L471 AbstractCegarLoop]: Abstraction has has 184 places, 183 transitions, 388 flow [2024-10-11 17:16:35,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 211.66666666666666) internal successors, (635), 3 states have internal predecessors, (635), 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) [2024-10-11 17:16:35,924 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:35,925 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] [2024-10-11 17:16:35,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 17:16:35,925 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:35,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:35,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1954146308, now seen corresponding path program 1 times [2024-10-11 17:16:35,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:35,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545208676] [2024-10-11 17:16:35,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:35,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:35,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:35,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545208676] [2024-10-11 17:16:35,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545208676] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:35,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:35,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:35,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458981406] [2024-10-11 17:16:35,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:35,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:35,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:35,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:35,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:36,002 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 252 [2024-10-11 17:16:36,004 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 183 transitions, 388 flow. Second operand has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:36,004 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:36,004 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 252 [2024-10-11 17:16:36,004 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:36,088 INFO L124 PetriNetUnfolderBase]: 96/618 cut-off events. [2024-10-11 17:16:36,089 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2024-10-11 17:16:36,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 850 conditions, 618 events. 96/618 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2641 event pairs, 41 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 803. Up to 134 conditions per place. [2024-10-11 17:16:36,093 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 25 selfloop transitions, 2 changer transitions 0/188 dead transitions. [2024-10-11 17:16:36,094 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 188 transitions, 457 flow [2024-10-11 17:16:36,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 641 transitions. [2024-10-11 17:16:36,096 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478835978835979 [2024-10-11 17:16:36,096 INFO L175 Difference]: Start difference. First operand has 184 places, 183 transitions, 388 flow. Second operand 3 states and 641 transitions. [2024-10-11 17:16:36,096 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 188 transitions, 457 flow [2024-10-11 17:16:36,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 188 transitions, 453 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:36,101 INFO L231 Difference]: Finished difference. Result has 183 places, 182 transitions, 386 flow [2024-10-11 17:16:36,101 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=386, PETRI_PLACES=183, PETRI_TRANSITIONS=182} [2024-10-11 17:16:36,102 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -43 predicate places. [2024-10-11 17:16:36,103 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 182 transitions, 386 flow [2024-10-11 17:16:36,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 states have internal predecessors, (625), 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) [2024-10-11 17:16:36,104 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:36,104 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] [2024-10-11 17:16:36,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 17:16:36,105 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:36,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:36,105 INFO L85 PathProgramCache]: Analyzing trace with hash -249232703, now seen corresponding path program 1 times [2024-10-11 17:16:36,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:36,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804374542] [2024-10-11 17:16:36,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:36,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:36,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:36,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:36,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804374542] [2024-10-11 17:16:36,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804374542] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:36,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:36,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:36,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647454339] [2024-10-11 17:16:36,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:36,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:36,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:36,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:36,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:36,167 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 252 [2024-10-11 17:16:36,168 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 182 transitions, 386 flow. Second operand has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 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) [2024-10-11 17:16:36,168 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:36,168 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 252 [2024-10-11 17:16:36,168 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:36,280 INFO L124 PetriNetUnfolderBase]: 64/672 cut-off events. [2024-10-11 17:16:36,281 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-10-11 17:16:36,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 819 conditions, 672 events. 64/672 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2625 event pairs, 11 based on Foata normal form. 0/616 useless extension candidates. Maximal degree in co-relation 774. Up to 51 conditions per place. [2024-10-11 17:16:36,285 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 19 selfloop transitions, 2 changer transitions 0/188 dead transitions. [2024-10-11 17:16:36,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 188 transitions, 445 flow [2024-10-11 17:16:36,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 656 transitions. [2024-10-11 17:16:36,287 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8677248677248677 [2024-10-11 17:16:36,288 INFO L175 Difference]: Start difference. First operand has 183 places, 182 transitions, 386 flow. Second operand 3 states and 656 transitions. [2024-10-11 17:16:36,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 188 transitions, 445 flow [2024-10-11 17:16:36,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 182 places, 188 transitions, 441 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-11 17:16:36,292 INFO L231 Difference]: Finished difference. Result has 183 places, 182 transitions, 390 flow [2024-10-11 17:16:36,292 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=380, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=390, PETRI_PLACES=183, PETRI_TRANSITIONS=182} [2024-10-11 17:16:36,293 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -43 predicate places. [2024-10-11 17:16:36,293 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 182 transitions, 390 flow [2024-10-11 17:16:36,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 213.66666666666666) internal successors, (641), 3 states have internal predecessors, (641), 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) [2024-10-11 17:16:36,294 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-11 17:16:36,294 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] [2024-10-11 17:16:36,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-11 17:16:36,295 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 65 more)] === [2024-10-11 17:16:36,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 17:16:36,295 INFO L85 PathProgramCache]: Analyzing trace with hash -16241276, now seen corresponding path program 1 times [2024-10-11 17:16:36,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 17:16:36,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794755023] [2024-10-11 17:16:36,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 17:16:36,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 17:16:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 17:16:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 17:16:36,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 17:16:36,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794755023] [2024-10-11 17:16:36,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794755023] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 17:16:36,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 17:16:36,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 17:16:36,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153072800] [2024-10-11 17:16:36,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 17:16:36,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 17:16:36,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 17:16:36,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 17:16:36,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 17:16:36,381 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 252 [2024-10-11 17:16:36,383 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 182 transitions, 390 flow. Second operand has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2024-10-11 17:16:36,383 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-11 17:16:36,383 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 252 [2024-10-11 17:16:36,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-11 17:16:36,478 INFO L124 PetriNetUnfolderBase]: 78/719 cut-off events. [2024-10-11 17:16:36,478 INFO L125 PetriNetUnfolderBase]: For 27/27 co-relation queries the response was YES. [2024-10-11 17:16:36,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 908 conditions, 719 events. 78/719 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2769 event pairs, 28 based on Foata normal form. 0/665 useless extension candidates. Maximal degree in co-relation 862. Up to 89 conditions per place. [2024-10-11 17:16:36,481 INFO L140 encePairwiseOnDemand]: 249/252 looper letters, 0 selfloop transitions, 0 changer transitions 187/187 dead transitions. [2024-10-11 17:16:36,481 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 187 transitions, 449 flow [2024-10-11 17:16:36,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 17:16:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-11 17:16:36,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 645 transitions. [2024-10-11 17:16:36,483 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8531746031746031 [2024-10-11 17:16:36,483 INFO L175 Difference]: Start difference. First operand has 183 places, 182 transitions, 390 flow. Second operand 3 states and 645 transitions. [2024-10-11 17:16:36,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 187 transitions, 449 flow [2024-10-11 17:16:36,485 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 187 transitions, 447 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-11 17:16:36,486 INFO L231 Difference]: Finished difference. Result has 183 places, 0 transitions, 0 flow [2024-10-11 17:16:36,486 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=183, PETRI_TRANSITIONS=0} [2024-10-11 17:16:36,487 INFO L277 CegarLoopForPetriNet]: 226 programPoint places, -43 predicate places. [2024-10-11 17:16:36,487 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 0 transitions, 0 flow [2024-10-11 17:16:36,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 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) [2024-10-11 17:16:36,490 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (68 of 69 remaining) [2024-10-11 17:16:36,490 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (67 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (66 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (65 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (64 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (63 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (62 of 69 remaining) [2024-10-11 17:16:36,491 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (61 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (60 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (59 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (58 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (57 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (56 of 69 remaining) [2024-10-11 17:16:36,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (55 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (54 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (53 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (51 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (50 of 69 remaining) [2024-10-11 17:16:36,493 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (49 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (48 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (47 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 69 remaining) [2024-10-11 17:16:36,494 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (43 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (42 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (41 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (40 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (39 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (38 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (37 of 69 remaining) [2024-10-11 17:16:36,495 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (36 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (35 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (34 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (33 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (32 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (31 of 69 remaining) [2024-10-11 17:16:36,496 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (28 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (27 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (26 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (25 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (24 of 69 remaining) [2024-10-11 17:16:36,497 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (23 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (22 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (21 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (20 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (19 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (18 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (17 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (16 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (15 of 69 remaining) [2024-10-11 17:16:36,498 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (14 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (13 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (12 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (11 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (10 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (9 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (8 of 69 remaining) [2024-10-11 17:16:36,499 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (7 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (6 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (5 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (4 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (3 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (2 of 69 remaining) [2024-10-11 17:16:36,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (1 of 69 remaining) [2024-10-11 17:16:36,501 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (0 of 69 remaining) [2024-10-11 17:16:36,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 17:16:36,501 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 17:16:36,506 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-11 17:16:36,506 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 17:16:36,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 05:16:36 BasicIcfg [2024-10-11 17:16:36,511 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 17:16:36,511 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 17:16:36,512 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 17:16:36,512 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 17:16:36,512 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 05:16:32" (3/4) ... [2024-10-11 17:16:36,514 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 17:16:36,516 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-11 17:16:36,516 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-11 17:16:36,521 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-10-11 17:16:36,521 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-11 17:16:36,522 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 17:16:36,522 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 17:16:36,611 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 17:16:36,612 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 17:16:36,612 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 17:16:36,613 INFO L158 Benchmark]: Toolchain (without parser) took 5881.10ms. Allocated memory was 159.4MB in the beginning and 270.5MB in the end (delta: 111.1MB). Free memory was 91.3MB in the beginning and 154.8MB in the end (delta: -63.5MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,613 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 17:16:36,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.20ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 77.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.28ms. Allocated memory is still 159.4MB. Free memory was 77.0MB in the beginning and 74.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,613 INFO L158 Benchmark]: Boogie Preprocessor took 54.54ms. Allocated memory is still 159.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,614 INFO L158 Benchmark]: RCFGBuilder took 870.80ms. Allocated memory is still 159.4MB. Free memory was 72.2MB in the beginning and 102.4MB in the end (delta: -30.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,614 INFO L158 Benchmark]: TraceAbstraction took 4413.48ms. Allocated memory was 159.4MB in the beginning and 270.5MB in the end (delta: 111.1MB). Free memory was 101.9MB in the beginning and 160.0MB in the end (delta: -58.1MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,614 INFO L158 Benchmark]: Witness Printer took 100.65ms. Allocated memory is still 270.5MB. Free memory was 160.0MB in the beginning and 154.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 17:16:36,615 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.20ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 77.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.28ms. Allocated memory is still 159.4MB. Free memory was 77.0MB in the beginning and 74.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.54ms. Allocated memory is still 159.4MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 870.80ms. Allocated memory is still 159.4MB. Free memory was 72.2MB in the beginning and 102.4MB in the end (delta: -30.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4413.48ms. Allocated memory was 159.4MB in the beginning and 270.5MB in the end (delta: 111.1MB). Free memory was 101.9MB in the beginning and 160.0MB in the end (delta: -58.1MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Witness Printer took 100.65ms. Allocated memory is still 270.5MB. Free memory was 160.0MB in the beginning and 154.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 346 locations, 69 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.3s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 412 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 205 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 782 IncrementalHoareTripleChecker+Invalid, 845 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 26 mSDtfsCounter, 782 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=472occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1057 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1043 ConstructedInterpolants, 0 QuantifiedInterpolants, 1297 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-11 17:16:36,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE