./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c --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/weaver/popl20-counter-fun.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:45:48,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:45:48,676 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:45:48,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:45:48,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:45:48,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:45:48,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:45:48,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:45:48,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:45:48,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:45:48,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:45:48,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:45:48,741 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:45:48,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:45:48,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:45:48,742 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:45:48,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:45:48,743 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:45:48,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:45:48,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:45:48,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:45:48,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:45:48,744 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:45:48,744 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:45:48,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:45:48,745 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:45:48,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:45:48,745 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:45:48,745 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:45:48,745 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:45:48,746 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:45:48,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:48,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:45:48,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:45:48,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:45:48,747 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:45:48,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:45:48,747 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:45:48,747 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:45:48,747 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:45:48,748 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:45:48,748 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2024-11-16 23:45:48,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:45:48,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:45:48,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:45:48,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:45:48,933 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:45:48,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-16 23:45:50,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:45:50,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:45:50,632 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-16 23:45:50,638 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fa5183bf/82db84c6236345e7a19d759627fc0d7d/FLAGc99a125b2 [2024-11-16 23:45:50,651 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fa5183bf/82db84c6236345e7a19d759627fc0d7d [2024-11-16 23:45:50,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:45:50,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:45:50,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:50,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:45:50,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:45:50,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:50,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34771279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50, skipping insertion in model container [2024-11-16 23:45:50,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:50,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:45:50,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:50,904 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:45:50,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:45:50,954 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:45:50,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50 WrapperNode [2024-11-16 23:45:50,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:45:50,956 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:50,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:45:50,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:45:50,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:50,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,005 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 355 [2024-11-16 23:45:51,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:45:51,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:45:51,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:45:51,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:45:51,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,046 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:45:51,054 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:45:51,055 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:45:51,055 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:45:51,056 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (1/1) ... [2024-11-16 23:45:51,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:45:51,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:45:51,097 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 23:45:51,100 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 23:45:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:45:51,155 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 23:45:51,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 23:45:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 23:45:51,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 23:45:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:45:51,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:45:51,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 23:45:51,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 23:45:51,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 23:45:51,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:45:51,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:45:51,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:45:51,163 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 23:45:51,268 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:45:51,270 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:45:51,787 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:45:51,787 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:45:52,283 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:45:52,283 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:45:52,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:52 BoogieIcfgContainer [2024-11-16 23:45:52,284 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:45:52,286 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:45:52,286 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:45:52,289 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:45:52,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:45:50" (1/3) ... [2024-11-16 23:45:52,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf5e19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:52, skipping insertion in model container [2024-11-16 23:45:52,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:45:50" (2/3) ... [2024-11-16 23:45:52,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf5e19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:45:52, skipping insertion in model container [2024-11-16 23:45:52,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:52" (3/3) ... [2024-11-16 23:45:52,292 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-counter-fun.wvr.c [2024-11-16 23:45:52,307 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:45:52,307 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2024-11-16 23:45:52,307 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:45:52,420 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 23:45:52,453 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 258 places, 264 transitions, 542 flow [2024-11-16 23:45:52,521 INFO L124 PetriNetUnfolderBase]: 13/262 cut-off events. [2024-11-16 23:45:52,524 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-16 23:45:52,531 INFO L83 FinitePrefix]: Finished finitePrefix Result has 271 conditions, 262 events. 13/262 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 454 event pairs, 0 based on Foata normal form. 0/197 useless extension candidates. Maximal degree in co-relation 205. Up to 2 conditions per place. [2024-11-16 23:45:52,531 INFO L82 GeneralOperation]: Start removeDead. Operand has 258 places, 264 transitions, 542 flow [2024-11-16 23:45:52,537 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 240 places, 245 transitions, 502 flow [2024-11-16 23:45:52,549 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:45:52,556 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;@305b040e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:45:52,557 INFO L334 AbstractCegarLoop]: Starting to check reachability of 96 error locations. [2024-11-16 23:45:52,564 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:45:52,564 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-16 23:45:52,564 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:45:52,565 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:52,565 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:52,566 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:52,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:52,570 INFO L85 PathProgramCache]: Analyzing trace with hash 526916171, now seen corresponding path program 1 times [2024-11-16 23:45:52,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:52,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941948703] [2024-11-16 23:45:52,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:52,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:52,748 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 23:45:52,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:52,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941948703] [2024-11-16 23:45:52,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941948703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:52,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:52,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:52,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996269392] [2024-11-16 23:45:52,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:52,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:52,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:52,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:52,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:52,805 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 199 out of 264 [2024-11-16 23:45:52,809 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 240 places, 245 transitions, 502 flow. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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 23:45:52,811 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:52,811 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 199 of 264 [2024-11-16 23:45:52,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:52,934 INFO L124 PetriNetUnfolderBase]: 15/245 cut-off events. [2024-11-16 23:45:52,935 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2024-11-16 23:45:52,936 INFO L83 FinitePrefix]: Finished finitePrefix Result has 293 conditions, 245 events. 15/245 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 376 event pairs, 8 based on Foata normal form. 6/226 useless extension candidates. Maximal degree in co-relation 185. Up to 31 conditions per place. [2024-11-16 23:45:52,941 INFO L140 encePairwiseOnDemand]: 213/264 looper letters, 11 selfloop transitions, 2 changer transitions 4/196 dead transitions. [2024-11-16 23:45:52,941 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 201 places, 196 transitions, 430 flow [2024-11-16 23:45:52,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:52,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 659 transitions. [2024-11-16 23:45:52,957 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8320707070707071 [2024-11-16 23:45:52,961 INFO L175 Difference]: Start difference. First operand has 240 places, 245 transitions, 502 flow. Second operand 3 states and 659 transitions. [2024-11-16 23:45:52,962 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 201 places, 196 transitions, 430 flow [2024-11-16 23:45:52,965 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 197 places, 196 transitions, 422 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-16 23:45:52,969 INFO L231 Difference]: Finished difference. Result has 197 places, 192 transitions, 392 flow [2024-11-16 23:45:52,970 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=396, PETRI_DIFFERENCE_MINUEND_PLACES=195, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=196, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=194, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=392, PETRI_PLACES=197, PETRI_TRANSITIONS=192} [2024-11-16 23:45:52,975 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -43 predicate places. [2024-11-16 23:45:52,975 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 192 transitions, 392 flow [2024-11-16 23:45:52,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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 23:45:52,976 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:52,976 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:52,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:45:52,977 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:52,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:52,978 INFO L85 PathProgramCache]: Analyzing trace with hash 588032179, now seen corresponding path program 1 times [2024-11-16 23:45:52,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:52,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294987427] [2024-11-16 23:45:52,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:52,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:53,026 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 23:45:53,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:53,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294987427] [2024-11-16 23:45:53,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294987427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:53,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:53,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:53,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591861216] [2024-11-16 23:45:53,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:53,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:53,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:53,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:53,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:53,042 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 264 [2024-11-16 23:45:53,043 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 192 transitions, 392 flow. Second operand has 3 states, 3 states have (on average 201.33333333333334) internal successors, (604), 3 states have internal predecessors, (604), 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 23:45:53,043 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:53,043 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 264 [2024-11-16 23:45:53,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:53,155 INFO L124 PetriNetUnfolderBase]: 11/223 cut-off events. [2024-11-16 23:45:53,155 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:53,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 223 events. 11/223 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 271 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 223. Up to 21 conditions per place. [2024-11-16 23:45:53,157 INFO L140 encePairwiseOnDemand]: 261/264 looper letters, 10 selfloop transitions, 2 changer transitions 0/191 dead transitions. [2024-11-16 23:45:53,157 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 191 transitions, 414 flow [2024-11-16 23:45:53,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:53,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:53,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 613 transitions. [2024-11-16 23:45:53,159 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.773989898989899 [2024-11-16 23:45:53,159 INFO L175 Difference]: Start difference. First operand has 197 places, 192 transitions, 392 flow. Second operand 3 states and 613 transitions. [2024-11-16 23:45:53,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 191 transitions, 414 flow [2024-11-16 23:45:53,164 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 191 transitions, 410 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:53,166 INFO L231 Difference]: Finished difference. Result has 192 places, 191 transitions, 390 flow [2024-11-16 23:45:53,166 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=386, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=191, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=189, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=390, PETRI_PLACES=192, PETRI_TRANSITIONS=191} [2024-11-16 23:45:53,166 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -48 predicate places. [2024-11-16 23:45:53,167 INFO L471 AbstractCegarLoop]: Abstraction has has 192 places, 191 transitions, 390 flow [2024-11-16 23:45:53,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 201.33333333333334) internal successors, (604), 3 states have internal predecessors, (604), 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 23:45:53,171 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:53,171 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:53,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:45:53,172 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:53,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:53,172 INFO L85 PathProgramCache]: Analyzing trace with hash 80510001, now seen corresponding path program 1 times [2024-11-16 23:45:53,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:53,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992846284] [2024-11-16 23:45:53,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:53,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:53,230 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 23:45:53,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:53,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992846284] [2024-11-16 23:45:53,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992846284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:53,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:53,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:53,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009363211] [2024-11-16 23:45:53,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:53,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:53,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:53,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:53,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:53,253 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 200 out of 264 [2024-11-16 23:45:53,254 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 192 places, 191 transitions, 390 flow. Second operand has 3 states, 3 states have (on average 201.33333333333334) internal successors, (604), 3 states have internal predecessors, (604), 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 23:45:53,257 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:53,257 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 200 of 264 [2024-11-16 23:45:53,257 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:53,349 INFO L124 PetriNetUnfolderBase]: 11/222 cut-off events. [2024-11-16 23:45:53,350 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:53,350 INFO L83 FinitePrefix]: Finished finitePrefix Result has 252 conditions, 222 events. 11/222 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 269 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 214. Up to 21 conditions per place. [2024-11-16 23:45:53,353 INFO L140 encePairwiseOnDemand]: 261/264 looper letters, 10 selfloop transitions, 2 changer transitions 0/190 dead transitions. [2024-11-16 23:45:53,354 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 190 transitions, 412 flow [2024-11-16 23:45:53,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 613 transitions. [2024-11-16 23:45:53,355 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.773989898989899 [2024-11-16 23:45:53,355 INFO L175 Difference]: Start difference. First operand has 192 places, 191 transitions, 390 flow. Second operand 3 states and 613 transitions. [2024-11-16 23:45:53,355 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 190 transitions, 412 flow [2024-11-16 23:45:53,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 190 transitions, 408 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:53,360 INFO L231 Difference]: Finished difference. Result has 191 places, 190 transitions, 388 flow [2024-11-16 23:45:53,361 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=384, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=190, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=388, PETRI_PLACES=191, PETRI_TRANSITIONS=190} [2024-11-16 23:45:53,362 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -49 predicate places. [2024-11-16 23:45:53,363 INFO L471 AbstractCegarLoop]: Abstraction has has 191 places, 190 transitions, 388 flow [2024-11-16 23:45:53,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 201.33333333333334) internal successors, (604), 3 states have internal predecessors, (604), 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 23:45:53,364 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:53,364 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] [2024-11-16 23:45:53,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:45:53,364 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:53,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:53,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1772005816, now seen corresponding path program 1 times [2024-11-16 23:45:53,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:53,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554951263] [2024-11-16 23:45:53,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:53,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:53,405 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 23:45:53,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:53,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554951263] [2024-11-16 23:45:53,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554951263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:53,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:53,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:53,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379295533] [2024-11-16 23:45:53,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:53,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:53,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:53,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:53,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:53,417 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 264 [2024-11-16 23:45:53,418 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 190 transitions, 388 flow. Second operand has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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 23:45:53,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:53,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 264 [2024-11-16 23:45:53,418 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:53,473 INFO L124 PetriNetUnfolderBase]: 11/221 cut-off events. [2024-11-16 23:45:53,476 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:53,477 INFO L83 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 221 events. 11/221 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 268 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 202. Up to 18 conditions per place. [2024-11-16 23:45:53,478 INFO L140 encePairwiseOnDemand]: 262/264 looper letters, 8 selfloop transitions, 1 changer transitions 0/189 dead transitions. [2024-11-16 23:45:53,478 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 189 transitions, 404 flow [2024-11-16 23:45:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:53,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 622 transitions. [2024-11-16 23:45:53,479 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7853535353535354 [2024-11-16 23:45:53,479 INFO L175 Difference]: Start difference. First operand has 191 places, 190 transitions, 388 flow. Second operand 3 states and 622 transitions. [2024-11-16 23:45:53,479 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 189 transitions, 404 flow [2024-11-16 23:45:53,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 189 transitions, 400 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:53,482 INFO L231 Difference]: Finished difference. Result has 190 places, 189 transitions, 384 flow [2024-11-16 23:45:53,488 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=190, PETRI_TRANSITIONS=189} [2024-11-16 23:45:53,489 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -50 predicate places. [2024-11-16 23:45:53,489 INFO L471 AbstractCegarLoop]: Abstraction has has 190 places, 189 transitions, 384 flow [2024-11-16 23:45:53,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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 23:45:53,490 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:53,490 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] [2024-11-16 23:45:53,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:45:53,490 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:53,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:53,490 INFO L85 PathProgramCache]: Analyzing trace with hash 723951838, now seen corresponding path program 1 times [2024-11-16 23:45:53,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:53,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078389347] [2024-11-16 23:45:53,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:53,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:53,566 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 23:45:53,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:53,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078389347] [2024-11-16 23:45:53,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078389347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:53,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:53,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:53,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015572451] [2024-11-16 23:45:53,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:53,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:53,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:53,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:53,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:53,574 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 264 [2024-11-16 23:45:53,575 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 189 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:53,575 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:53,575 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 264 [2024-11-16 23:45:53,576 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:53,639 INFO L124 PetriNetUnfolderBase]: 11/220 cut-off events. [2024-11-16 23:45:53,639 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:53,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 220 events. 11/220 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 261 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 202. Up to 20 conditions per place. [2024-11-16 23:45:53,640 INFO L140 encePairwiseOnDemand]: 261/264 looper letters, 9 selfloop transitions, 2 changer transitions 0/188 dead transitions. [2024-11-16 23:45:53,640 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 188 transitions, 404 flow [2024-11-16 23:45:53,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 615 transitions. [2024-11-16 23:45:53,642 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7765151515151515 [2024-11-16 23:45:53,642 INFO L175 Difference]: Start difference. First operand has 190 places, 189 transitions, 384 flow. Second operand 3 states and 615 transitions. [2024-11-16 23:45:53,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 188 transitions, 404 flow [2024-11-16 23:45:53,643 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 188 transitions, 403 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:53,644 INFO L231 Difference]: Finished difference. Result has 190 places, 188 transitions, 385 flow [2024-11-16 23:45:53,645 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=381, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=186, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=385, PETRI_PLACES=190, PETRI_TRANSITIONS=188} [2024-11-16 23:45:53,645 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -50 predicate places. [2024-11-16 23:45:53,645 INFO L471 AbstractCegarLoop]: Abstraction has has 190 places, 188 transitions, 385 flow [2024-11-16 23:45:53,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:53,646 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:53,646 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] [2024-11-16 23:45:53,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:45:53,646 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:53,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:53,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1709069463, now seen corresponding path program 1 times [2024-11-16 23:45:53,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:53,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046276483] [2024-11-16 23:45:53,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:53,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,187 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 23:45:54,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046276483] [2024-11-16 23:45:54,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046276483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:45:54,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933193968] [2024-11-16 23:45:54,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:45:54,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:45:54,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:45:54,311 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 264 [2024-11-16 23:45:54,313 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 188 transitions, 385 flow. Second operand has 6 states, 6 states have (on average 181.5) internal successors, (1089), 6 states have internal predecessors, (1089), 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 23:45:54,313 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,313 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 264 [2024-11-16 23:45:54,313 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,382 INFO L124 PetriNetUnfolderBase]: 11/218 cut-off events. [2024-11-16 23:45:54,382 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:54,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 218 events. 11/218 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 254 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 224. Up to 33 conditions per place. [2024-11-16 23:45:54,384 INFO L140 encePairwiseOnDemand]: 252/264 looper letters, 22 selfloop transitions, 10 changer transitions 0/186 dead transitions. [2024-11-16 23:45:54,384 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 186 transitions, 445 flow [2024-11-16 23:45:54,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:45:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:45:54,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1114 transitions. [2024-11-16 23:45:54,387 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7032828282828283 [2024-11-16 23:45:54,387 INFO L175 Difference]: Start difference. First operand has 190 places, 188 transitions, 385 flow. Second operand 6 states and 1114 transitions. [2024-11-16 23:45:54,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 193 places, 186 transitions, 445 flow [2024-11-16 23:45:54,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 186 transitions, 441 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:54,390 INFO L231 Difference]: Finished difference. Result has 191 places, 186 transitions, 397 flow [2024-11-16 23:45:54,390 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=377, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=397, PETRI_PLACES=191, PETRI_TRANSITIONS=186} [2024-11-16 23:45:54,391 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -49 predicate places. [2024-11-16 23:45:54,391 INFO L471 AbstractCegarLoop]: Abstraction has has 191 places, 186 transitions, 397 flow [2024-11-16 23:45:54,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 181.5) internal successors, (1089), 6 states have internal predecessors, (1089), 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 23:45:54,392 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,392 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] [2024-11-16 23:45:54,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:45:54,393 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:54,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,393 INFO L85 PathProgramCache]: Analyzing trace with hash 76407303, now seen corresponding path program 1 times [2024-11-16 23:45:54,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467510228] [2024-11-16 23:45:54,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,424 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 23:45:54,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467510228] [2024-11-16 23:45:54,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467510228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:54,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491962007] [2024-11-16 23:45:54,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,433 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 264 [2024-11-16 23:45:54,434 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 186 transitions, 397 flow. Second operand has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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 23:45:54,434 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,435 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 264 [2024-11-16 23:45:54,435 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,496 INFO L124 PetriNetUnfolderBase]: 11/217 cut-off events. [2024-11-16 23:45:54,497 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:54,497 INFO L83 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 217 events. 11/217 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 249 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 220. Up to 18 conditions per place. [2024-11-16 23:45:54,498 INFO L140 encePairwiseOnDemand]: 262/264 looper letters, 8 selfloop transitions, 1 changer transitions 0/185 dead transitions. [2024-11-16 23:45:54,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 185 transitions, 413 flow [2024-11-16 23:45:54,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 622 transitions. [2024-11-16 23:45:54,500 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7853535353535354 [2024-11-16 23:45:54,500 INFO L175 Difference]: Start difference. First operand has 191 places, 186 transitions, 397 flow. Second operand 3 states and 622 transitions. [2024-11-16 23:45:54,500 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 185 transitions, 413 flow [2024-11-16 23:45:54,501 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 185 transitions, 393 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:45:54,503 INFO L231 Difference]: Finished difference. Result has 187 places, 185 transitions, 377 flow [2024-11-16 23:45:54,503 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=375, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=185, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=377, PETRI_PLACES=187, PETRI_TRANSITIONS=185} [2024-11-16 23:45:54,504 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -53 predicate places. [2024-11-16 23:45:54,504 INFO L471 AbstractCegarLoop]: Abstraction has has 187 places, 185 transitions, 377 flow [2024-11-16 23:45:54,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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 23:45:54,505 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,505 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] [2024-11-16 23:45:54,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:45:54,505 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:54,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1566522044, now seen corresponding path program 1 times [2024-11-16 23:45:54,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507612431] [2024-11-16 23:45:54,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,543 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 23:45:54,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507612431] [2024-11-16 23:45:54,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507612431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:54,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487122616] [2024-11-16 23:45:54,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,553 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 264 [2024-11-16 23:45:54,554 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 185 transitions, 377 flow. Second operand has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:54,554 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,554 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 264 [2024-11-16 23:45:54,555 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,634 INFO L124 PetriNetUnfolderBase]: 11/216 cut-off events. [2024-11-16 23:45:54,634 INFO L125 PetriNetUnfolderBase]: For 4/5 co-relation queries the response was YES. [2024-11-16 23:45:54,635 INFO L83 FinitePrefix]: Finished finitePrefix Result has 245 conditions, 216 events. 11/216 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 246 event pairs, 3 based on Foata normal form. 0/206 useless extension candidates. Maximal degree in co-relation 199. Up to 20 conditions per place. [2024-11-16 23:45:54,635 INFO L140 encePairwiseOnDemand]: 261/264 looper letters, 9 selfloop transitions, 2 changer transitions 0/184 dead transitions. [2024-11-16 23:45:54,635 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 184 transitions, 397 flow [2024-11-16 23:45:54,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:54,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:54,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 615 transitions. [2024-11-16 23:45:54,637 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7765151515151515 [2024-11-16 23:45:54,637 INFO L175 Difference]: Start difference. First operand has 187 places, 185 transitions, 377 flow. Second operand 3 states and 615 transitions. [2024-11-16 23:45:54,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 184 transitions, 397 flow [2024-11-16 23:45:54,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 184 transitions, 396 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-16 23:45:54,639 INFO L231 Difference]: Finished difference. Result has 187 places, 184 transitions, 378 flow [2024-11-16 23:45:54,639 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=374, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=378, PETRI_PLACES=187, PETRI_TRANSITIONS=184} [2024-11-16 23:45:54,640 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -53 predicate places. [2024-11-16 23:45:54,640 INFO L471 AbstractCegarLoop]: Abstraction has has 187 places, 184 transitions, 378 flow [2024-11-16 23:45:54,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:54,641 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,641 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] [2024-11-16 23:45:54,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 23:45:54,641 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:54,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,642 INFO L85 PathProgramCache]: Analyzing trace with hash 367941057, now seen corresponding path program 1 times [2024-11-16 23:45:54,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050358205] [2024-11-16 23:45:54,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,682 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 23:45:54,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050358205] [2024-11-16 23:45:54,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050358205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:54,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107892318] [2024-11-16 23:45:54,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,696 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 264 [2024-11-16 23:45:54,697 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 184 transitions, 378 flow. Second operand has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:54,697 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,697 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 264 [2024-11-16 23:45:54,697 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,750 INFO L124 PetriNetUnfolderBase]: 27/270 cut-off events. [2024-11-16 23:45:54,750 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-16 23:45:54,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 270 events. 27/270 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 538 event pairs, 9 based on Foata normal form. 0/256 useless extension candidates. Maximal degree in co-relation 287. Up to 48 conditions per place. [2024-11-16 23:45:54,751 INFO L140 encePairwiseOnDemand]: 260/264 looper letters, 12 selfloop transitions, 2 changer transitions 0/185 dead transitions. [2024-11-16 23:45:54,751 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 185 transitions, 409 flow [2024-11-16 23:45:54,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 619 transitions. [2024-11-16 23:45:54,753 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7815656565656566 [2024-11-16 23:45:54,753 INFO L175 Difference]: Start difference. First operand has 187 places, 184 transitions, 378 flow. Second operand 3 states and 619 transitions. [2024-11-16 23:45:54,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 185 transitions, 409 flow [2024-11-16 23:45:54,754 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 185 transitions, 405 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-16 23:45:54,756 INFO L231 Difference]: Finished difference. Result has 186 places, 184 transitions, 384 flow [2024-11-16 23:45:54,756 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=186, PETRI_TRANSITIONS=184} [2024-11-16 23:45:54,757 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -54 predicate places. [2024-11-16 23:45:54,757 INFO L471 AbstractCegarLoop]: Abstraction has has 186 places, 184 transitions, 384 flow [2024-11-16 23:45:54,758 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.33333333333334) internal successors, (607), 3 states have internal predecessors, (607), 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 23:45:54,758 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:45:54,759 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:54,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 23:45:54,759 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err20ASSERT_VIOLATIONDATA_RACE, thread1Err19ASSERT_VIOLATIONDATA_RACE, thread1Err18ASSERT_VIOLATIONDATA_RACE, thread1Err17ASSERT_VIOLATIONDATA_RACE (and 92 more)] === [2024-11-16 23:45:54,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:45:54,759 INFO L85 PathProgramCache]: Analyzing trace with hash -410185589, now seen corresponding path program 1 times [2024-11-16 23:45:54,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:45:54,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868790412] [2024-11-16 23:45:54,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:45:54,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:45:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:45:54,803 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 23:45:54,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:45:54,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868790412] [2024-11-16 23:45:54,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868790412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:45:54,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:45:54,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:45:54,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587198806] [2024-11-16 23:45:54,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:45:54,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:45:54,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:45:54,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:45:54,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:45:54,811 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 264 [2024-11-16 23:45:54,812 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 184 transitions, 384 flow. Second operand has 3 states, 3 states have (on average 207.0) internal successors, (621), 3 states have internal predecessors, (621), 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 23:45:54,812 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:45:54,812 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 264 [2024-11-16 23:45:54,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:45:54,860 INFO L124 PetriNetUnfolderBase]: 14/220 cut-off events. [2024-11-16 23:45:54,860 INFO L125 PetriNetUnfolderBase]: For 4/7 co-relation queries the response was YES. [2024-11-16 23:45:54,861 INFO L83 FinitePrefix]: Finished finitePrefix Result has 257 conditions, 220 events. 14/220 cut-off events. For 4/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 288 event pairs, 3 based on Foata normal form. 1/213 useless extension candidates. Maximal degree in co-relation 212. Up to 16 conditions per place. [2024-11-16 23:45:54,861 INFO L140 encePairwiseOnDemand]: 262/264 looper letters, 0 selfloop transitions, 0 changer transitions 183/183 dead transitions. [2024-11-16 23:45:54,861 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 183 transitions, 396 flow [2024-11-16 23:45:54,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:45:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:45:54,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 623 transitions. [2024-11-16 23:45:54,863 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7866161616161617 [2024-11-16 23:45:54,863 INFO L175 Difference]: Start difference. First operand has 186 places, 184 transitions, 384 flow. Second operand 3 states and 623 transitions. [2024-11-16 23:45:54,863 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 183 transitions, 396 flow [2024-11-16 23:45:54,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 183 transitions, 396 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:45:54,865 INFO L231 Difference]: Finished difference. Result has 187 places, 0 transitions, 0 flow [2024-11-16 23:45:54,865 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=264, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=185, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=187, PETRI_TRANSITIONS=0} [2024-11-16 23:45:54,866 INFO L277 CegarLoopForPetriNet]: 240 programPoint places, -53 predicate places. [2024-11-16 23:45:54,867 INFO L471 AbstractCegarLoop]: Abstraction has has 187 places, 0 transitions, 0 flow [2024-11-16 23:45:54,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 207.0) internal successors, (621), 3 states have internal predecessors, (621), 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 23:45:54,870 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (95 of 96 remaining) [2024-11-16 23:45:54,871 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (94 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (93 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (92 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (91 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (90 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (89 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (88 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (87 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (86 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (85 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (84 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (83 of 96 remaining) [2024-11-16 23:45:54,872 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (82 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (81 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (80 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (79 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (78 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (77 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (76 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (74 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (73 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (72 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (71 of 96 remaining) [2024-11-16 23:45:54,873 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (70 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (69 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (68 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (67 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (66 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (65 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (64 of 96 remaining) [2024-11-16 23:45:54,874 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (63 of 96 remaining) [2024-11-16 23:45:54,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (62 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (61 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (60 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (59 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (58 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (56 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (55 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (53 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (52 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (51 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (50 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (49 of 96 remaining) [2024-11-16 23:45:54,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (48 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (47 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (46 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (45 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (44 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (43 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (42 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (41 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (40 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (38 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (37 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (36 of 96 remaining) [2024-11-16 23:45:54,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (35 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (33 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (32 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (31 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (30 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (29 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (28 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (27 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (26 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (24 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (23 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 96 remaining) [2024-11-16 23:45:54,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (21 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (20 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (19 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (18 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (17 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (16 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (15 of 96 remaining) [2024-11-16 23:45:54,882 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (13 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (11 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 96 remaining) [2024-11-16 23:45:54,884 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (6 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (5 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (4 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (1 of 96 remaining) [2024-11-16 23:45:54,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 96 remaining) [2024-11-16 23:45:54,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 23:45:54,886 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:45:54,892 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 23:45:54,892 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 23:45:54,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 11:45:54 BasicIcfg [2024-11-16 23:45:54,899 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 23:45:54,900 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 23:45:54,900 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 23:45:54,900 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 23:45:54,900 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:45:52" (3/4) ... [2024-11-16 23:45:54,902 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-16 23:45:54,905 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-16 23:45:54,905 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-16 23:45:54,911 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2024-11-16 23:45:54,911 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-16 23:45:54,912 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-16 23:45:54,912 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-16 23:45:55,049 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-16 23:45:55,053 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-16 23:45:55,054 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 23:45:55,054 INFO L158 Benchmark]: Toolchain (without parser) took 4400.22ms. Allocated memory was 140.5MB in the beginning and 398.5MB in the end (delta: 257.9MB). Free memory was 70.5MB in the beginning and 355.7MB in the end (delta: -285.2MB). Peak memory consumption was 206.1MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,054 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 140.5MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 23:45:55,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.43ms. Allocated memory was 140.5MB in the beginning and 249.6MB in the end (delta: 109.1MB). Free memory was 70.3MB in the beginning and 213.6MB in the end (delta: -143.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.56ms. Allocated memory is still 249.6MB. Free memory was 213.6MB in the beginning and 209.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,055 INFO L158 Benchmark]: Boogie Preprocessor took 43.65ms. Allocated memory is still 249.6MB. Free memory was 209.4MB in the beginning and 207.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,055 INFO L158 Benchmark]: IcfgBuilder took 1229.60ms. Allocated memory is still 249.6MB. Free memory was 206.3MB in the beginning and 174.8MB in the end (delta: 31.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,055 INFO L158 Benchmark]: TraceAbstraction took 2613.51ms. Allocated memory was 249.6MB in the beginning and 398.5MB in the end (delta: 148.9MB). Free memory was 173.8MB in the beginning and 130.3MB in the end (delta: 43.5MB). Peak memory consumption was 193.4MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,055 INFO L158 Benchmark]: Witness Printer took 154.11ms. Allocated memory is still 398.5MB. Free memory was 130.3MB in the beginning and 355.7MB in the end (delta: -225.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-16 23:45:55,056 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 140.5MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.43ms. Allocated memory was 140.5MB in the beginning and 249.6MB in the end (delta: 109.1MB). Free memory was 70.3MB in the beginning and 213.6MB in the end (delta: -143.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.56ms. Allocated memory is still 249.6MB. Free memory was 213.6MB in the beginning and 209.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.65ms. Allocated memory is still 249.6MB. Free memory was 209.4MB in the beginning and 207.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 1229.60ms. Allocated memory is still 249.6MB. Free memory was 206.3MB in the beginning and 174.8MB in the end (delta: 31.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2613.51ms. Allocated memory was 249.6MB in the beginning and 398.5MB in the end (delta: 148.9MB). Free memory was 173.8MB in the beginning and 130.3MB in the end (delta: 43.5MB). Peak memory consumption was 193.4MB. Max. memory is 16.1GB. * Witness Printer took 154.11ms. Allocated memory is still 398.5MB. Free memory was 130.3MB in the beginning and 355.7MB in the end (delta: -225.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 322 locations, 96 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: 2.4s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 194 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 314 IncrementalHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 28 mSDtfsCounter, 314 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=502occurred in iteration=0, InterpolantAutomatonStates: 33, 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, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 723 NumberOfCodeBlocks, 723 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 713 ConstructedInterpolants, 0 QuantifiedInterpolants, 846 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 52 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-16 23:45:55,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE