./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:30:33,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:30:33,232 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:30:33,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:30:33,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:30:33,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:30:33,265 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:30:33,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:30:33,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:30:33,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:30:33,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:30:33,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:30:33,268 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:30:33,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:30:33,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:30:33,271 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:30:33,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:30:33,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:30:33,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:30:33,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:30:33,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:30:33,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:30:33,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:30:33,276 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:30:33,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:30:33,277 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:30:33,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:30:33,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:30:33,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:30:33,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:30:33,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:30:33,280 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 [2024-11-16 23:30:33,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:30:33,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:30:33,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:30:33,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:30:33,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:30:33,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2024-11-16 23:30:34,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:30:35,010 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:30:35,012 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2024-11-16 23:30:35,051 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c1aa13a/7a73a799b5434c4db4e0c3a99fa5d681/FLAGb34536c36 [2024-11-16 23:30:35,313 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54c1aa13a/7a73a799b5434c4db4e0c3a99fa5d681 [2024-11-16 23:30:35,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:30:35,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:30:35,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:30:35,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:30:35,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:30:35,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:35,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a333d79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35, skipping insertion in model container [2024-11-16 23:30:35,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:35,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:30:35,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:30:35,784 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:30:35,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:30:35,905 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:30:35,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35 WrapperNode [2024-11-16 23:30:35,906 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:30:35,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:30:35,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:30:35,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:30:35,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:35,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:35,985 INFO L138 Inliner]: procedures = 246, calls = 44, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 219 [2024-11-16 23:30:35,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:30:35,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:30:35,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:30:35,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:30:35,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:35,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,032 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:30:36,054 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:30:36,054 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:30:36,054 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:30:36,055 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (1/1) ... [2024-11-16 23:30:36,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:30:36,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:30:36,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 23:30:36,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 23:30:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-11-16 23:30:36,117 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-11-16 23:30:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 23:30:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 23:30:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:30:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:30:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:30:36,120 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:30:36,321 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:30:36,323 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:30:36,700 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:30:36,701 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:30:36,776 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:30:36,778 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:30:36,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:30:36 BoogieIcfgContainer [2024-11-16 23:30:36,778 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:30:36,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:30:36,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:30:36,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:30:36,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:30:35" (1/3) ... [2024-11-16 23:30:36,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc917fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:30:36, skipping insertion in model container [2024-11-16 23:30:36,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:30:35" (2/3) ... [2024-11-16 23:30:36,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cc917fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:30:36, skipping insertion in model container [2024-11-16 23:30:36,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:30:36" (3/3) ... [2024-11-16 23:30:36,786 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2024-11-16 23:30:36,799 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:30:36,800 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 19 error locations. [2024-11-16 23:30:36,800 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:30:36,870 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 23:30:36,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 297 places, 305 transitions, 624 flow [2024-11-16 23:30:37,007 INFO L124 PetriNetUnfolderBase]: 18/389 cut-off events. [2024-11-16 23:30:37,008 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-16 23:30:37,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 398 conditions, 389 events. 18/389 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 700 event pairs, 0 based on Foata normal form. 0/341 useless extension candidates. Maximal degree in co-relation 225. Up to 4 conditions per place. [2024-11-16 23:30:37,014 INFO L82 GeneralOperation]: Start removeDead. Operand has 297 places, 305 transitions, 624 flow [2024-11-16 23:30:37,021 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 295 places, 302 transitions, 616 flow [2024-11-16 23:30:37,031 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:30:37,037 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;@45939547, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:30:37,037 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-16 23:30:37,044 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:30:37,045 INFO L124 PetriNetUnfolderBase]: 0/32 cut-off events. [2024-11-16 23:30:37,045 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:30:37,045 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:37,046 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] [2024-11-16 23:30:37,046 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:37,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:37,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1316119420, now seen corresponding path program 1 times [2024-11-16 23:30:37,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:37,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376633323] [2024-11-16 23:30:37,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:37,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:37,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:37,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:37,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376633323] [2024-11-16 23:30:37,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376633323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:37,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:37,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:37,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256959871] [2024-11-16 23:30:37,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:37,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:37,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:37,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:37,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:38,244 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 305 [2024-11-16 23:30:38,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 302 transitions, 616 flow. Second operand has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:38,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:38,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 305 [2024-11-16 23:30:38,251 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:38,577 INFO L124 PetriNetUnfolderBase]: 424/1621 cut-off events. [2024-11-16 23:30:38,577 INFO L125 PetriNetUnfolderBase]: For 20/22 co-relation queries the response was YES. [2024-11-16 23:30:38,583 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2399 conditions, 1621 events. 424/1621 cut-off events. For 20/22 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 10280 event pairs, 423 based on Foata normal form. 60/1573 useless extension candidates. Maximal degree in co-relation 2107. Up to 755 conditions per place. [2024-11-16 23:30:38,591 INFO L140 encePairwiseOnDemand]: 281/305 looper letters, 44 selfloop transitions, 5 changer transitions 12/265 dead transitions. [2024-11-16 23:30:38,591 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 265 transitions, 640 flow [2024-11-16 23:30:38,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:38,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1454 transitions. [2024-11-16 23:30:38,610 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7945355191256831 [2024-11-16 23:30:38,613 INFO L175 Difference]: Start difference. First operand has 295 places, 302 transitions, 616 flow. Second operand 6 states and 1454 transitions. [2024-11-16 23:30:38,614 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 265 transitions, 640 flow [2024-11-16 23:30:38,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 265 transitions, 632 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-16 23:30:38,623 INFO L231 Difference]: Finished difference. Result has 271 places, 253 transitions, 520 flow [2024-11-16 23:30:38,625 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=520, PETRI_PLACES=271, PETRI_TRANSITIONS=253} [2024-11-16 23:30:38,629 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -24 predicate places. [2024-11-16 23:30:38,629 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 253 transitions, 520 flow [2024-11-16 23:30:38,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:38,631 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:38,631 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] [2024-11-16 23:30:38,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:30:38,632 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:38,632 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:38,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1190559357, now seen corresponding path program 1 times [2024-11-16 23:30:38,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:38,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474158126] [2024-11-16 23:30:38,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:38,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:38,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:38,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474158126] [2024-11-16 23:30:38,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474158126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:38,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:38,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:38,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032930751] [2024-11-16 23:30:38,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:38,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:38,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:38,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:38,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:39,213 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 231 out of 305 [2024-11-16 23:30:39,215 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 253 transitions, 520 flow. Second operand has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:39,215 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:39,215 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 231 of 305 [2024-11-16 23:30:39,215 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:39,477 INFO L124 PetriNetUnfolderBase]: 424/1608 cut-off events. [2024-11-16 23:30:39,478 INFO L125 PetriNetUnfolderBase]: For 5/7 co-relation queries the response was YES. [2024-11-16 23:30:39,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2380 conditions, 1608 events. 424/1608 cut-off events. For 5/7 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 10181 event pairs, 423 based on Foata normal form. 0/1505 useless extension candidates. Maximal degree in co-relation 2337. Up to 755 conditions per place. [2024-11-16 23:30:39,486 INFO L140 encePairwiseOnDemand]: 299/305 looper letters, 44 selfloop transitions, 5 changer transitions 0/252 dead transitions. [2024-11-16 23:30:39,487 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 252 transitions, 616 flow [2024-11-16 23:30:39,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1436 transitions. [2024-11-16 23:30:39,489 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7846994535519126 [2024-11-16 23:30:39,490 INFO L175 Difference]: Start difference. First operand has 271 places, 253 transitions, 520 flow. Second operand 6 states and 1436 transitions. [2024-11-16 23:30:39,490 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 252 transitions, 616 flow [2024-11-16 23:30:39,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 252 transitions, 606 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:30:39,494 INFO L231 Difference]: Finished difference. Result has 258 places, 252 transitions, 518 flow [2024-11-16 23:30:39,494 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=508, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=247, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=518, PETRI_PLACES=258, PETRI_TRANSITIONS=252} [2024-11-16 23:30:39,495 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-16 23:30:39,495 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 252 transitions, 518 flow [2024-11-16 23:30:39,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 232.33333333333334) internal successors, (1394), 6 states have internal predecessors, (1394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:39,496 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:39,496 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] [2024-11-16 23:30:39,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:30:39,496 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:39,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:39,497 INFO L85 PathProgramCache]: Analyzing trace with hash 2031709536, now seen corresponding path program 1 times [2024-11-16 23:30:39,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:39,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093390463] [2024-11-16 23:30:39,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:39,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:39,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:39,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093390463] [2024-11-16 23:30:39,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093390463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:39,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:39,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:39,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191525654] [2024-11-16 23:30:39,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:39,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:39,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:39,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:39,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:40,155 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 305 [2024-11-16 23:30:40,157 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 252 transitions, 518 flow. Second operand has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:40,158 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:40,158 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 305 [2024-11-16 23:30:40,158 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:40,291 INFO L124 PetriNetUnfolderBase]: 232/817 cut-off events. [2024-11-16 23:30:40,292 INFO L125 PetriNetUnfolderBase]: For 5/7 co-relation queries the response was YES. [2024-11-16 23:30:40,293 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1251 conditions, 817 events. 232/817 cut-off events. For 5/7 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 3910 event pairs, 210 based on Foata normal form. 0/789 useless extension candidates. Maximal degree in co-relation 1195. Up to 415 conditions per place. [2024-11-16 23:30:40,296 INFO L140 encePairwiseOnDemand]: 297/305 looper letters, 28 selfloop transitions, 7 changer transitions 0/255 dead transitions. [2024-11-16 23:30:40,296 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 255 transitions, 595 flow [2024-11-16 23:30:40,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1530 transitions. [2024-11-16 23:30:40,299 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8360655737704918 [2024-11-16 23:30:40,299 INFO L175 Difference]: Start difference. First operand has 258 places, 252 transitions, 518 flow. Second operand 6 states and 1530 transitions. [2024-11-16 23:30:40,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 255 transitions, 595 flow [2024-11-16 23:30:40,300 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 255 transitions, 585 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:30:40,304 INFO L231 Difference]: Finished difference. Result has 258 places, 254 transitions, 536 flow [2024-11-16 23:30:40,305 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=506, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=244, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=536, PETRI_PLACES=258, PETRI_TRANSITIONS=254} [2024-11-16 23:30:40,305 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-16 23:30:40,306 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 254 transitions, 536 flow [2024-11-16 23:30:40,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:40,307 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:40,307 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] [2024-11-16 23:30:40,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:30:40,307 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:40,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:40,308 INFO L85 PathProgramCache]: Analyzing trace with hash -8007683, now seen corresponding path program 1 times [2024-11-16 23:30:40,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:40,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107324117] [2024-11-16 23:30:40,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:40,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:40,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:40,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107324117] [2024-11-16 23:30:40,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107324117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:40,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:40,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:40,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300939031] [2024-11-16 23:30:40,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:40,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:40,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:40,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:40,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:40,957 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 249 out of 305 [2024-11-16 23:30:40,958 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 254 transitions, 536 flow. Second operand has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:40,959 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:40,959 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 249 of 305 [2024-11-16 23:30:40,959 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:41,088 INFO L124 PetriNetUnfolderBase]: 232/816 cut-off events. [2024-11-16 23:30:41,089 INFO L125 PetriNetUnfolderBase]: For 80/84 co-relation queries the response was YES. [2024-11-16 23:30:41,091 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1354 conditions, 816 events. 232/816 cut-off events. For 80/84 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 3924 event pairs, 210 based on Foata normal form. 2/791 useless extension candidates. Maximal degree in co-relation 1001. Up to 415 conditions per place. [2024-11-16 23:30:41,094 INFO L140 encePairwiseOnDemand]: 297/305 looper letters, 28 selfloop transitions, 7 changer transitions 0/254 dead transitions. [2024-11-16 23:30:41,094 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 254 transitions, 607 flow [2024-11-16 23:30:41,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1530 transitions. [2024-11-16 23:30:41,098 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8360655737704918 [2024-11-16 23:30:41,098 INFO L175 Difference]: Start difference. First operand has 258 places, 254 transitions, 536 flow. Second operand 6 states and 1530 transitions. [2024-11-16 23:30:41,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 254 transitions, 607 flow [2024-11-16 23:30:41,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 254 transitions, 597 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-16 23:30:41,102 INFO L231 Difference]: Finished difference. Result has 258 places, 253 transitions, 538 flow [2024-11-16 23:30:41,102 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=524, PETRI_DIFFERENCE_MINUEND_PLACES=253, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=538, PETRI_PLACES=258, PETRI_TRANSITIONS=253} [2024-11-16 23:30:41,104 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -37 predicate places. [2024-11-16 23:30:41,104 INFO L471 AbstractCegarLoop]: Abstraction has has 258 places, 253 transitions, 538 flow [2024-11-16 23:30:41,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 251.0) internal successors, (1506), 6 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,105 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:41,106 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] [2024-11-16 23:30:41,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:30:41,106 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:41,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:41,107 INFO L85 PathProgramCache]: Analyzing trace with hash -452728233, now seen corresponding path program 1 times [2024-11-16 23:30:41,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:41,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045734833] [2024-11-16 23:30:41,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:41,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:41,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:41,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:41,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045734833] [2024-11-16 23:30:41,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045734833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:41,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:41,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:41,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441762684] [2024-11-16 23:30:41,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:41,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:41,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:41,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:41,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:41,193 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 305 [2024-11-16 23:30:41,194 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 253 transitions, 538 flow. Second operand has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:41,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 305 [2024-11-16 23:30:41,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:41,256 INFO L124 PetriNetUnfolderBase]: 65/533 cut-off events. [2024-11-16 23:30:41,256 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-11-16 23:30:41,258 INFO L83 FinitePrefix]: Finished finitePrefix Result has 737 conditions, 533 events. 65/533 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 2184 event pairs, 40 based on Foata normal form. 0/492 useless extension candidates. Maximal degree in co-relation 291. Up to 130 conditions per place. [2024-11-16 23:30:41,260 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 19 selfloop transitions, 2 changer transitions 0/252 dead transitions. [2024-11-16 23:30:41,260 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 259 places, 252 transitions, 578 flow [2024-11-16 23:30:41,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2024-11-16 23:30:41,261 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8797814207650273 [2024-11-16 23:30:41,261 INFO L175 Difference]: Start difference. First operand has 258 places, 253 transitions, 538 flow. Second operand 3 states and 805 transitions. [2024-11-16 23:30:41,262 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 259 places, 252 transitions, 578 flow [2024-11-16 23:30:41,263 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 252 transitions, 564 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:30:41,265 INFO L231 Difference]: Finished difference. Result has 254 places, 252 transitions, 526 flow [2024-11-16 23:30:41,265 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=522, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=250, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=526, PETRI_PLACES=254, PETRI_TRANSITIONS=252} [2024-11-16 23:30:41,266 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -41 predicate places. [2024-11-16 23:30:41,266 INFO L471 AbstractCegarLoop]: Abstraction has has 254 places, 252 transitions, 526 flow [2024-11-16 23:30:41,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 263.3333333333333) internal successors, (790), 3 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,268 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:41,268 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] [2024-11-16 23:30:41,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:30:41,269 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:41,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:41,269 INFO L85 PathProgramCache]: Analyzing trace with hash -2119407718, now seen corresponding path program 1 times [2024-11-16 23:30:41,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:41,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596889176] [2024-11-16 23:30:41,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:41,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:41,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:41,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596889176] [2024-11-16 23:30:41,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596889176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:41,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:41,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:41,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647770652] [2024-11-16 23:30:41,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:41,340 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:41,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:41,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:41,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:41,353 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 305 [2024-11-16 23:30:41,354 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 252 transitions, 526 flow. Second operand has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,354 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:41,354 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 305 [2024-11-16 23:30:41,354 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:41,413 INFO L124 PetriNetUnfolderBase]: 67/474 cut-off events. [2024-11-16 23:30:41,414 INFO L125 PetriNetUnfolderBase]: For 39/41 co-relation queries the response was YES. [2024-11-16 23:30:41,415 INFO L83 FinitePrefix]: Finished finitePrefix Result has 663 conditions, 474 events. 67/474 cut-off events. For 39/41 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1719 event pairs, 45 based on Foata normal form. 0/451 useless extension candidates. Maximal degree in co-relation 497. Up to 128 conditions per place. [2024-11-16 23:30:41,417 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 21 selfloop transitions, 2 changer transitions 0/254 dead transitions. [2024-11-16 23:30:41,417 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 254 transitions, 578 flow [2024-11-16 23:30:41,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:41,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:41,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 810 transitions. [2024-11-16 23:30:41,419 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8852459016393442 [2024-11-16 23:30:41,419 INFO L175 Difference]: Start difference. First operand has 254 places, 252 transitions, 526 flow. Second operand 3 states and 810 transitions. [2024-11-16 23:30:41,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 254 transitions, 578 flow [2024-11-16 23:30:41,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 254 transitions, 574 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:30:41,423 INFO L231 Difference]: Finished difference. Result has 253 places, 251 transitions, 524 flow [2024-11-16 23:30:41,423 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=524, PETRI_PLACES=253, PETRI_TRANSITIONS=251} [2024-11-16 23:30:41,425 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -42 predicate places. [2024-11-16 23:30:41,425 INFO L471 AbstractCegarLoop]: Abstraction has has 253 places, 251 transitions, 524 flow [2024-11-16 23:30:41,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.3333333333333) internal successors, (793), 3 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,426 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:41,426 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] [2024-11-16 23:30:41,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:30:41,426 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:41,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:41,427 INFO L85 PathProgramCache]: Analyzing trace with hash 2098126423, now seen corresponding path program 1 times [2024-11-16 23:30:41,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:41,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871001726] [2024-11-16 23:30:41,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:41,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:41,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:41,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871001726] [2024-11-16 23:30:41,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871001726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:41,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:41,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:41,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879179562] [2024-11-16 23:30:41,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:41,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:41,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:41,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:41,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:41,522 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 305 [2024-11-16 23:30:41,523 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 251 transitions, 524 flow. Second operand has 3 states, 3 states have (on average 267.6666666666667) internal successors, (803), 3 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,524 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:41,524 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 305 [2024-11-16 23:30:41,524 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:41,610 INFO L124 PetriNetUnfolderBase]: 75/555 cut-off events. [2024-11-16 23:30:41,611 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2024-11-16 23:30:41,612 INFO L83 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 555 events. 75/555 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1838 event pairs, 18 based on Foata normal form. 0/525 useless extension candidates. Maximal degree in co-relation 577. Up to 90 conditions per place. [2024-11-16 23:30:41,613 INFO L140 encePairwiseOnDemand]: 303/305 looper letters, 20 selfloop transitions, 1 changer transitions 0/256 dead transitions. [2024-11-16 23:30:41,614 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 256 transitions, 580 flow [2024-11-16 23:30:41,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:41,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 821 transitions. [2024-11-16 23:30:41,615 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8972677595628415 [2024-11-16 23:30:41,615 INFO L175 Difference]: Start difference. First operand has 253 places, 251 transitions, 524 flow. Second operand 3 states and 821 transitions. [2024-11-16 23:30:41,616 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 254 places, 256 transitions, 580 flow [2024-11-16 23:30:41,617 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 256 transitions, 576 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:30:41,619 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 520 flow [2024-11-16 23:30:41,619 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=518, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=249, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=520, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-16 23:30:41,620 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -43 predicate places. [2024-11-16 23:30:41,620 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 520 flow [2024-11-16 23:30:41,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.6666666666667) internal successors, (803), 3 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,621 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:41,621 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] [2024-11-16 23:30:41,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:30:41,621 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:41,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:41,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1737249682, now seen corresponding path program 1 times [2024-11-16 23:30:41,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:41,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662183896] [2024-11-16 23:30:41,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:41,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:41,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:41,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662183896] [2024-11-16 23:30:41,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662183896] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:41,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:41,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:41,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478068982] [2024-11-16 23:30:41,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:41,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:41,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:41,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:41,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:41,690 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 305 [2024-11-16 23:30:41,691 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 520 flow. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,691 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:41,691 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 305 [2024-11-16 23:30:41,691 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:41,755 INFO L124 PetriNetUnfolderBase]: 64/680 cut-off events. [2024-11-16 23:30:41,755 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-11-16 23:30:41,757 INFO L83 FinitePrefix]: Finished finitePrefix Result has 865 conditions, 680 events. 64/680 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2670 event pairs, 44 based on Foata normal form. 0/642 useless extension candidates. Maximal degree in co-relation 715. Up to 130 conditions per place. [2024-11-16 23:30:41,760 INFO L140 encePairwiseOnDemand]: 301/305 looper letters, 18 selfloop transitions, 2 changer transitions 0/251 dead transitions. [2024-11-16 23:30:41,760 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 252 places, 251 transitions, 563 flow [2024-11-16 23:30:41,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 812 transitions. [2024-11-16 23:30:41,762 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8874316939890711 [2024-11-16 23:30:41,762 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 520 flow. Second operand 3 states and 812 transitions. [2024-11-16 23:30:41,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 252 places, 251 transitions, 563 flow [2024-11-16 23:30:41,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 251 places, 251 transitions, 562 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:30:41,767 INFO L231 Difference]: Finished difference. Result has 252 places, 250 transitions, 529 flow [2024-11-16 23:30:41,768 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=515, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=529, PETRI_PLACES=252, PETRI_TRANSITIONS=250} [2024-11-16 23:30:41,768 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -43 predicate places. [2024-11-16 23:30:41,768 INFO L471 AbstractCegarLoop]: Abstraction has has 252 places, 250 transitions, 529 flow [2024-11-16 23:30:41,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:41,769 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:41,769 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] [2024-11-16 23:30:41,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:30:41,770 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:41,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:41,771 INFO L85 PathProgramCache]: Analyzing trace with hash 436994317, now seen corresponding path program 1 times [2024-11-16 23:30:41,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:41,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543117529] [2024-11-16 23:30:41,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:41,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:42,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:42,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543117529] [2024-11-16 23:30:42,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543117529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:42,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:42,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:42,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985990994] [2024-11-16 23:30:42,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:42,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:42,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:42,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:42,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:42,475 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2024-11-16 23:30:42,476 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 250 transitions, 529 flow. Second operand has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:42,477 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:42,477 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2024-11-16 23:30:42,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:42,767 INFO L124 PetriNetUnfolderBase]: 578/1724 cut-off events. [2024-11-16 23:30:42,767 INFO L125 PetriNetUnfolderBase]: For 171/180 co-relation queries the response was YES. [2024-11-16 23:30:42,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3004 conditions, 1724 events. 578/1724 cut-off events. For 171/180 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 9875 event pairs, 347 based on Foata normal form. 0/1644 useless extension candidates. Maximal degree in co-relation 2473. Up to 943 conditions per place. [2024-11-16 23:30:42,777 INFO L140 encePairwiseOnDemand]: 292/305 looper letters, 50 selfloop transitions, 30 changer transitions 0/279 dead transitions. [2024-11-16 23:30:42,777 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 279 transitions, 763 flow [2024-11-16 23:30:42,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1471 transitions. [2024-11-16 23:30:42,779 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8038251366120218 [2024-11-16 23:30:42,780 INFO L175 Difference]: Start difference. First operand has 252 places, 250 transitions, 529 flow. Second operand 6 states and 1471 transitions. [2024-11-16 23:30:42,780 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 279 transitions, 763 flow [2024-11-16 23:30:42,781 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 257 places, 279 transitions, 763 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:30:42,785 INFO L231 Difference]: Finished difference. Result has 262 places, 279 transitions, 747 flow [2024-11-16 23:30:42,785 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=529, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=747, PETRI_PLACES=262, PETRI_TRANSITIONS=279} [2024-11-16 23:30:42,786 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -33 predicate places. [2024-11-16 23:30:42,786 INFO L471 AbstractCegarLoop]: Abstraction has has 262 places, 279 transitions, 747 flow [2024-11-16 23:30:42,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:42,788 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:42,788 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] [2024-11-16 23:30:42,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 23:30:42,788 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:42,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:42,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1927794527, now seen corresponding path program 1 times [2024-11-16 23:30:42,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:42,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297584309] [2024-11-16 23:30:42,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:42,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:42,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:42,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297584309] [2024-11-16 23:30:42,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297584309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:42,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:42,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:42,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927754095] [2024-11-16 23:30:42,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:42,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:42,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:42,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:42,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:42,868 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 263 out of 305 [2024-11-16 23:30:42,869 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 262 places, 279 transitions, 747 flow. Second operand has 3 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:42,869 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:42,869 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 263 of 305 [2024-11-16 23:30:42,869 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:42,997 INFO L124 PetriNetUnfolderBase]: 332/1161 cut-off events. [2024-11-16 23:30:42,997 INFO L125 PetriNetUnfolderBase]: For 608/629 co-relation queries the response was YES. [2024-11-16 23:30:43,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2594 conditions, 1161 events. 332/1161 cut-off events. For 608/629 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 6021 event pairs, 99 based on Foata normal form. 2/1126 useless extension candidates. Maximal degree in co-relation 2135. Up to 403 conditions per place. [2024-11-16 23:30:43,005 INFO L140 encePairwiseOnDemand]: 302/305 looper letters, 50 selfloop transitions, 2 changer transitions 0/286 dead transitions. [2024-11-16 23:30:43,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 286 transitions, 885 flow [2024-11-16 23:30:43,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 813 transitions. [2024-11-16 23:30:43,008 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8885245901639345 [2024-11-16 23:30:43,008 INFO L175 Difference]: Start difference. First operand has 262 places, 279 transitions, 747 flow. Second operand 3 states and 813 transitions. [2024-11-16 23:30:43,008 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 286 transitions, 885 flow [2024-11-16 23:30:43,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 263 places, 286 transitions, 869 flow, removed 8 selfloop flow, removed 0 redundant places. [2024-11-16 23:30:43,016 INFO L231 Difference]: Finished difference. Result has 263 places, 278 transitions, 733 flow [2024-11-16 23:30:43,017 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=729, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=733, PETRI_PLACES=263, PETRI_TRANSITIONS=278} [2024-11-16 23:30:43,017 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -32 predicate places. [2024-11-16 23:30:43,018 INFO L471 AbstractCegarLoop]: Abstraction has has 263 places, 278 transitions, 733 flow [2024-11-16 23:30:43,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:43,018 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:43,018 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] [2024-11-16 23:30:43,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 23:30:43,019 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:43,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:43,020 INFO L85 PathProgramCache]: Analyzing trace with hash 2018672887, now seen corresponding path program 1 times [2024-11-16 23:30:43,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:43,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930553809] [2024-11-16 23:30:43,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:43,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:43,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:43,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:43,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930553809] [2024-11-16 23:30:43,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930553809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:43,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:43,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:43,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398452405] [2024-11-16 23:30:43,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:43,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:43,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:43,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:43,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:43,660 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 232 out of 305 [2024-11-16 23:30:43,661 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 278 transitions, 733 flow. Second operand has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:43,661 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:43,661 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 232 of 305 [2024-11-16 23:30:43,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:44,009 INFO L124 PetriNetUnfolderBase]: 828/2332 cut-off events. [2024-11-16 23:30:44,010 INFO L125 PetriNetUnfolderBase]: For 1076/1100 co-relation queries the response was YES. [2024-11-16 23:30:44,018 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5280 conditions, 2332 events. 828/2332 cut-off events. For 1076/1100 co-relation queries the response was YES. Maximal size of possible extension queue 89. Compared 14735 event pairs, 419 based on Foata normal form. 0/2248 useless extension candidates. Maximal degree in co-relation 5026. Up to 1225 conditions per place. [2024-11-16 23:30:44,026 INFO L140 encePairwiseOnDemand]: 292/305 looper letters, 74 selfloop transitions, 30 changer transitions 0/307 dead transitions. [2024-11-16 23:30:44,026 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 268 places, 307 transitions, 1063 flow [2024-11-16 23:30:44,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:44,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1471 transitions. [2024-11-16 23:30:44,030 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8038251366120218 [2024-11-16 23:30:44,030 INFO L175 Difference]: Start difference. First operand has 263 places, 278 transitions, 733 flow. Second operand 6 states and 1471 transitions. [2024-11-16 23:30:44,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 268 places, 307 transitions, 1063 flow [2024-11-16 23:30:44,033 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 266 places, 307 transitions, 1059 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:30:44,036 INFO L231 Difference]: Finished difference. Result has 271 places, 307 transitions, 995 flow [2024-11-16 23:30:44,037 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=729, PETRI_DIFFERENCE_MINUEND_PLACES=261, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=995, PETRI_PLACES=271, PETRI_TRANSITIONS=307} [2024-11-16 23:30:44,037 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -24 predicate places. [2024-11-16 23:30:44,037 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 307 transitions, 995 flow [2024-11-16 23:30:44,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 236.0) internal successors, (1416), 6 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:44,039 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:44,040 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] [2024-11-16 23:30:44,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 23:30:44,040 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:44,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:44,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1079014691, now seen corresponding path program 1 times [2024-11-16 23:30:44,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:44,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126501046] [2024-11-16 23:30:44,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:44,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:44,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:44,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126501046] [2024-11-16 23:30:44,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126501046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:44,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:44,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:44,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237458459] [2024-11-16 23:30:44,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:44,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:44,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:44,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:44,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:44,756 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 305 [2024-11-16 23:30:44,758 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 307 transitions, 995 flow. Second operand has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:44,758 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:44,758 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 305 [2024-11-16 23:30:44,758 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:45,218 INFO L124 PetriNetUnfolderBase]: 925/2856 cut-off events. [2024-11-16 23:30:45,218 INFO L125 PetriNetUnfolderBase]: For 2135/2171 co-relation queries the response was YES. [2024-11-16 23:30:45,226 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7371 conditions, 2856 events. 925/2856 cut-off events. For 2135/2171 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 19940 event pairs, 307 based on Foata normal form. 0/2738 useless extension candidates. Maximal degree in co-relation 6285. Up to 1290 conditions per place. [2024-11-16 23:30:45,236 INFO L140 encePairwiseOnDemand]: 288/305 looper letters, 96 selfloop transitions, 27 changer transitions 0/336 dead transitions. [2024-11-16 23:30:45,236 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 336 transitions, 1415 flow [2024-11-16 23:30:45,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1517 transitions. [2024-11-16 23:30:45,243 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8289617486338798 [2024-11-16 23:30:45,243 INFO L175 Difference]: Start difference. First operand has 271 places, 307 transitions, 995 flow. Second operand 6 states and 1517 transitions. [2024-11-16 23:30:45,243 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 336 transitions, 1415 flow [2024-11-16 23:30:45,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 336 transitions, 1351 flow, removed 32 selfloop flow, removed 0 redundant places. [2024-11-16 23:30:45,253 INFO L231 Difference]: Finished difference. Result has 280 places, 328 transitions, 1187 flow [2024-11-16 23:30:45,253 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=929, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1187, PETRI_PLACES=280, PETRI_TRANSITIONS=328} [2024-11-16 23:30:45,255 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -15 predicate places. [2024-11-16 23:30:45,255 INFO L471 AbstractCegarLoop]: Abstraction has has 280 places, 328 transitions, 1187 flow [2024-11-16 23:30:45,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:45,256 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:45,256 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] [2024-11-16 23:30:45,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 23:30:45,256 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:45,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:45,257 INFO L85 PathProgramCache]: Analyzing trace with hash 2098154159, now seen corresponding path program 1 times [2024-11-16 23:30:45,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:45,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222568140] [2024-11-16 23:30:45,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:45,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:45,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:45,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222568140] [2024-11-16 23:30:45,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222568140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:45,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:45,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:45,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858246463] [2024-11-16 23:30:45,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:45,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:30:45,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:45,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:30:45,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:30:45,928 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 241 out of 305 [2024-11-16 23:30:45,930 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 328 transitions, 1187 flow. Second operand has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:45,930 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:45,930 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 241 of 305 [2024-11-16 23:30:45,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:46,573 INFO L124 PetriNetUnfolderBase]: 1209/3460 cut-off events. [2024-11-16 23:30:46,574 INFO L125 PetriNetUnfolderBase]: For 4790/5018 co-relation queries the response was YES. [2024-11-16 23:30:46,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10167 conditions, 3460 events. 1209/3460 cut-off events. For 4790/5018 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 24723 event pairs, 352 based on Foata normal form. 10/3338 useless extension candidates. Maximal degree in co-relation 8769. Up to 1593 conditions per place. [2024-11-16 23:30:46,598 INFO L140 encePairwiseOnDemand]: 288/305 looper letters, 110 selfloop transitions, 39 changer transitions 37/373 dead transitions. [2024-11-16 23:30:46,599 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 284 places, 373 transitions, 1883 flow [2024-11-16 23:30:46,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1517 transitions. [2024-11-16 23:30:46,602 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8289617486338798 [2024-11-16 23:30:46,602 INFO L175 Difference]: Start difference. First operand has 280 places, 328 transitions, 1187 flow. Second operand 6 states and 1517 transitions. [2024-11-16 23:30:46,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 284 places, 373 transitions, 1883 flow [2024-11-16 23:30:46,608 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 373 transitions, 1851 flow, removed 16 selfloop flow, removed 0 redundant places. [2024-11-16 23:30:46,612 INFO L231 Difference]: Finished difference. Result has 289 places, 328 transitions, 1574 flow [2024-11-16 23:30:46,613 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=1169, PETRI_DIFFERENCE_MINUEND_PLACES=279, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1574, PETRI_PLACES=289, PETRI_TRANSITIONS=328} [2024-11-16 23:30:46,613 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -6 predicate places. [2024-11-16 23:30:46,614 INFO L471 AbstractCegarLoop]: Abstraction has has 289 places, 328 transitions, 1574 flow [2024-11-16 23:30:46,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 244.33333333333334) internal successors, (1466), 6 states have internal predecessors, (1466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:46,614 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:46,614 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] [2024-11-16 23:30:46,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-16 23:30:46,615 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:46,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:46,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1666420803, now seen corresponding path program 1 times [2024-11-16 23:30:46,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:46,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007215461] [2024-11-16 23:30:46,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:46,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:46,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007215461] [2024-11-16 23:30:46,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007215461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:46,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:46,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:30:46,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397929225] [2024-11-16 23:30:46,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:46,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 23:30:46,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:46,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 23:30:46,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 23:30:46,771 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 305 [2024-11-16 23:30:46,772 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 328 transitions, 1574 flow. Second operand has 5 states, 5 states have (on average 261.2) internal successors, (1306), 5 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:46,772 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:46,772 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 305 [2024-11-16 23:30:46,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:46,929 INFO L124 PetriNetUnfolderBase]: 167/614 cut-off events. [2024-11-16 23:30:46,930 INFO L125 PetriNetUnfolderBase]: For 1270/1332 co-relation queries the response was YES. [2024-11-16 23:30:46,931 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1636 conditions, 614 events. 167/614 cut-off events. For 1270/1332 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 3064 event pairs, 15 based on Foata normal form. 6/607 useless extension candidates. Maximal degree in co-relation 1612. Up to 179 conditions per place. [2024-11-16 23:30:46,933 INFO L140 encePairwiseOnDemand]: 300/305 looper letters, 43 selfloop transitions, 4 changer transitions 0/178 dead transitions. [2024-11-16 23:30:46,933 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 178 transitions, 702 flow [2024-11-16 23:30:46,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:30:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:30:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1596 transitions. [2024-11-16 23:30:46,938 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8721311475409836 [2024-11-16 23:30:46,938 INFO L175 Difference]: Start difference. First operand has 289 places, 328 transitions, 1574 flow. Second operand 6 states and 1596 transitions. [2024-11-16 23:30:46,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 178 transitions, 702 flow [2024-11-16 23:30:46,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 178 transitions, 562 flow, removed 70 selfloop flow, removed 3 redundant places. [2024-11-16 23:30:46,941 INFO L231 Difference]: Finished difference. Result has 176 places, 150 transitions, 348 flow [2024-11-16 23:30:46,941 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=340, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=348, PETRI_PLACES=176, PETRI_TRANSITIONS=150} [2024-11-16 23:30:46,941 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -119 predicate places. [2024-11-16 23:30:46,942 INFO L471 AbstractCegarLoop]: Abstraction has has 176 places, 150 transitions, 348 flow [2024-11-16 23:30:46,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 261.2) internal successors, (1306), 5 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:46,942 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:30:46,942 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:30:46,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-16 23:30:46,943 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (and 26 more)] === [2024-11-16 23:30:46,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:30:46,943 INFO L85 PathProgramCache]: Analyzing trace with hash 953307398, now seen corresponding path program 1 times [2024-11-16 23:30:46,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:30:46,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787188115] [2024-11-16 23:30:46,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:30:46,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:30:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:30:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:30:47,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:30:47,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787188115] [2024-11-16 23:30:47,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787188115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:30:47,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:30:47,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:30:47,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723171813] [2024-11-16 23:30:47,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:30:47,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:30:47,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:30:47,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:30:47,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:30:47,010 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 267 out of 305 [2024-11-16 23:30:47,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 150 transitions, 348 flow. Second operand has 3 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:47,011 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:30:47,011 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 267 of 305 [2024-11-16 23:30:47,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:30:47,052 INFO L124 PetriNetUnfolderBase]: 39/300 cut-off events. [2024-11-16 23:30:47,052 INFO L125 PetriNetUnfolderBase]: For 60/81 co-relation queries the response was YES. [2024-11-16 23:30:47,053 INFO L83 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 300 events. 39/300 cut-off events. For 60/81 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 932 event pairs, 23 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 503. Up to 76 conditions per place. [2024-11-16 23:30:47,053 INFO L140 encePairwiseOnDemand]: 303/305 looper letters, 0 selfloop transitions, 0 changer transitions 152/152 dead transitions. [2024-11-16 23:30:47,054 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 152 transitions, 394 flow [2024-11-16 23:30:47,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:30:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:30:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 817 transitions. [2024-11-16 23:30:47,055 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.892896174863388 [2024-11-16 23:30:47,056 INFO L175 Difference]: Start difference. First operand has 176 places, 150 transitions, 348 flow. Second operand 3 states and 817 transitions. [2024-11-16 23:30:47,056 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 152 transitions, 394 flow [2024-11-16 23:30:47,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 152 transitions, 387 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-16 23:30:47,057 INFO L231 Difference]: Finished difference. Result has 173 places, 0 transitions, 0 flow [2024-11-16 23:30:47,057 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=173, PETRI_TRANSITIONS=0} [2024-11-16 23:30:47,058 INFO L277 CegarLoopForPetriNet]: 295 programPoint places, -122 predicate places. [2024-11-16 23:30:47,058 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 0 transitions, 0 flow [2024-11-16 23:30:47,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 270.0) internal successors, (810), 3 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-16 23:30:47,060 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (28 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (26 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (25 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (24 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (23 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 29 remaining) [2024-11-16 23:30:47,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (20 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (19 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (18 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (17 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (15 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (14 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 29 remaining) [2024-11-16 23:30:47,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (11 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (10 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (9 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (7 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (5 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (4 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr3ASSERT_VIOLATIONDATA_RACE (3 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (2 of 29 remaining) [2024-11-16 23:30:47,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 29 remaining) [2024-11-16 23:30:47,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (0 of 29 remaining) [2024-11-16 23:30:47,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-16 23:30:47,064 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:30:47,068 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 23:30:47,068 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 23:30:47,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:30:47 BasicIcfg [2024-11-16 23:30:47,072 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 23:30:47,072 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 23:30:47,072 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 23:30:47,072 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 23:30:47,073 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:30:36" (3/4) ... [2024-11-16 23:30:47,074 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-16 23:30:47,076 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-11-16 23:30:47,081 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2024-11-16 23:30:47,081 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-16 23:30:47,082 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-16 23:30:47,082 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-16 23:30:47,166 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-16 23:30:47,166 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-16 23:30:47,166 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 23:30:47,167 INFO L158 Benchmark]: Toolchain (without parser) took 11850.24ms. Allocated memory was 153.1MB in the beginning and 543.2MB in the end (delta: 390.1MB). Free memory was 82.7MB in the beginning and 391.5MB in the end (delta: -308.9MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,167 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 23:30:47,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.04ms. Allocated memory is still 153.1MB. Free memory was 82.4MB in the beginning and 92.4MB in the end (delta: -10.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.20ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 88.8MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,168 INFO L158 Benchmark]: Boogie Preprocessor took 65.22ms. Allocated memory is still 153.1MB. Free memory was 88.8MB in the beginning and 84.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,168 INFO L158 Benchmark]: IcfgBuilder took 724.20ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 119.4MB in the end (delta: -34.4MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,168 INFO L158 Benchmark]: TraceAbstraction took 10291.89ms. Allocated memory was 153.1MB in the beginning and 543.2MB in the end (delta: 390.1MB). Free memory was 118.6MB in the beginning and 398.9MB in the end (delta: -280.3MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,168 INFO L158 Benchmark]: Witness Printer took 94.33ms. Allocated memory is still 543.2MB. Free memory was 398.9MB in the beginning and 391.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-16 23:30:47,169 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.04ms. Allocated memory is still 153.1MB. Free memory was 82.4MB in the beginning and 92.4MB in the end (delta: -10.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.20ms. Allocated memory is still 153.1MB. Free memory was 92.4MB in the beginning and 88.8MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.22ms. Allocated memory is still 153.1MB. Free memory was 88.8MB in the beginning and 84.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 724.20ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 119.4MB in the end (delta: -34.4MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * TraceAbstraction took 10291.89ms. Allocated memory was 153.1MB in the beginning and 543.2MB in the end (delta: 390.1MB). Free memory was 118.6MB in the beginning and 398.9MB in the end (delta: -280.3MB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. * Witness Printer took 94.33ms. Allocated memory is still 543.2MB. Free memory was 398.9MB in the beginning and 391.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3923]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3925]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3926]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3931]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3933]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3942]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3964]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3943]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3934]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3965]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3960]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3966]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3961]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3967]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3904]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3908]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3911]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 3914]: 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 4 procedures, 312 locations, 29 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: 10.2s, OverallIterations: 15, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1642 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 901 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3559 IncrementalHoareTripleChecker+Invalid, 4235 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 676 mSolverCounterUnsat, 135 mSDtfsCounter, 3559 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1574occurred in iteration=13, InterpolantAutomatonStates: 72, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1266 NumberOfCodeBlocks, 1266 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1251 ConstructedInterpolants, 0 QuantifiedInterpolants, 1989 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 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 19 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-16 23:30:47,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE