/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 02:07:28,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 02:07:28,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-30 02:07:28,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 02:07:28,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 02:07:28,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 02:07:28,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 02:07:28,744 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 02:07:28,744 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 02:07:28,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 02:07:28,748 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 02:07:28,748 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 02:07:28,748 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 02:07:28,749 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 02:07:28,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 02:07:28,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 02:07:28,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 02:07:28,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 02:07:28,751 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 02:07:28,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 02:07:28,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:07:28,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 02:07:28,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 02:07:28,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 02:07:28,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 02:07:28,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 02:07:28,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 02:07:28,754 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 02:07:28,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2023-11-30 02:07:28,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 02:07:28,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 02:07:28,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 02:07:28,962 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 02:07:28,975 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 02:07:28,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2023-11-30 02:07:30,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 02:07:30,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 02:07:30,236 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2023-11-30 02:07:30,261 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4c20f2b/0a7a602e2e2d4b4db6fd45a4b2f7f823/FLAGee724038a [2023-11-30 02:07:30,270 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a4c20f2b/0a7a602e2e2d4b4db6fd45a4b2f7f823 [2023-11-30 02:07:30,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 02:07:30,272 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 02:07:30,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 02:07:30,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 02:07:30,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 02:07:30,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be95bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30, skipping insertion in model container [2023-11-30 02:07:30,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 02:07:30,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:07:30,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 02:07:30,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 02:07:30,616 INFO L206 MainTranslator]: Completed translation [2023-11-30 02:07:30,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30 WrapperNode [2023-11-30 02:07:30,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 02:07:30,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 02:07:30,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 02:07:30,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 02:07:30,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,670 INFO L138 Inliner]: procedures = 163, calls = 37, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 78 [2023-11-30 02:07:30,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 02:07:30,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 02:07:30,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 02:07:30,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 02:07:30,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,697 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 02:07:30,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 02:07:30,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 02:07:30,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 02:07:30,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (1/1) ... [2023-11-30 02:07:30,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 02:07:30,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 02:07:30,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-30 02:07:30,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 02:07:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 02:07:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 02:07:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 02:07:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 02:07:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 02:07:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 02:07:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 02:07:30,811 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 02:07:30,896 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 02:07:30,898 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 02:07:31,050 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 02:07:31,075 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 02:07:31,075 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 02:07:31,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:07:31 BoogieIcfgContainer [2023-11-30 02:07:31,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 02:07:31,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 02:07:31,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 02:07:31,080 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 02:07:31,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:07:30" (1/3) ... [2023-11-30 02:07:31,080 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6fe564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:07:31, skipping insertion in model container [2023-11-30 02:07:31,080 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:07:30" (2/3) ... [2023-11-30 02:07:31,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6fe564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:07:31, skipping insertion in model container [2023-11-30 02:07:31,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:07:31" (3/3) ... [2023-11-30 02:07:31,082 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_30-traces-oplus-vs-meet_true.i [2023-11-30 02:07:31,093 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 02:07:31,094 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-11-30 02:07:31,094 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-30 02:07:31,147 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-30 02:07:31,172 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 115 places, 115 transitions, 237 flow [2023-11-30 02:07:31,208 INFO L124 PetriNetUnfolderBase]: 4/114 cut-off events. [2023-11-30 02:07:31,208 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:07:31,212 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 114 events. 4/114 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 105 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 61. Up to 2 conditions per place. [2023-11-30 02:07:31,212 INFO L82 GeneralOperation]: Start removeDead. Operand has 115 places, 115 transitions, 237 flow [2023-11-30 02:07:31,215 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 106 places, 106 transitions, 215 flow [2023-11-30 02:07:31,221 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-30 02:07:31,226 INFO L362 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, mHoare=true, 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;@456965fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-30 02:07:31,226 INFO L363 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-30 02:07:31,231 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-30 02:07:31,231 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2023-11-30 02:07:31,231 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-30 02:07:31,232 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:31,234 INFO L232 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] [2023-11-30 02:07:31,234 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:31,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:31,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1814517754, now seen corresponding path program 1 times [2023-11-30 02:07:31,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:31,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723176455] [2023-11-30 02:07:31,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:31,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:31,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:31,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723176455] [2023-11-30 02:07:31,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723176455] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:31,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:31,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:07:31,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107652883] [2023-11-30 02:07:31,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:31,388 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:07:31,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:31,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:07:31,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:07:31,416 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 115 [2023-11-30 02:07:31,418 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 106 transitions, 215 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2023-11-30 02:07:31,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:31,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 115 [2023-11-30 02:07:31,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:31,550 INFO L124 PetriNetUnfolderBase]: 107/616 cut-off events. [2023-11-30 02:07:31,550 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-30 02:07:31,552 INFO L83 FinitePrefix]: Finished finitePrefix Result has 871 conditions, 616 events. 107/616 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 3622 event pairs, 21 based on Foata normal form. 44/595 useless extension candidates. Maximal degree in co-relation 824. Up to 134 conditions per place. [2023-11-30 02:07:31,555 INFO L140 encePairwiseOnDemand]: 104/115 looper letters, 32 selfloop transitions, 5 changer transitions 3/110 dead transitions. [2023-11-30 02:07:31,555 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 110 transitions, 297 flow [2023-11-30 02:07:31,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:07:31,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:07:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 300 transitions. [2023-11-30 02:07:31,567 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8695652173913043 [2023-11-30 02:07:31,568 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 300 transitions. [2023-11-30 02:07:31,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 300 transitions. [2023-11-30 02:07:31,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:31,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 300 transitions. [2023-11-30 02:07:31,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 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) [2023-11-30 02:07:31,581 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:31,582 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:31,586 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, -5 predicate places. [2023-11-30 02:07:31,586 INFO L500 AbstractCegarLoop]: Abstraction has has 101 places, 110 transitions, 297 flow [2023-11-30 02:07:31,587 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2023-11-30 02:07:31,587 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:31,587 INFO L232 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] [2023-11-30 02:07:31,587 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-30 02:07:31,588 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:31,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash 732636620, now seen corresponding path program 1 times [2023-11-30 02:07:31,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:31,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67476510] [2023-11-30 02:07:31,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:31,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:31,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67476510] [2023-11-30 02:07:31,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67476510] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:31,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:31,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:07:31,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737640440] [2023-11-30 02:07:31,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:31,680 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:07:31,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:31,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:07:31,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:07:31,681 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 115 [2023-11-30 02:07:31,681 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 110 transitions, 297 flow. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2023-11-30 02:07:31,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:31,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 115 [2023-11-30 02:07:31,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:31,789 INFO L124 PetriNetUnfolderBase]: 121/686 cut-off events. [2023-11-30 02:07:31,789 INFO L125 PetriNetUnfolderBase]: For 97/135 co-relation queries the response was YES. [2023-11-30 02:07:31,793 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1233 conditions, 686 events. 121/686 cut-off events. For 97/135 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 4244 event pairs, 22 based on Foata normal form. 3/625 useless extension candidates. Maximal degree in co-relation 1182. Up to 244 conditions per place. [2023-11-30 02:07:31,795 INFO L140 encePairwiseOnDemand]: 110/115 looper letters, 46 selfloop transitions, 4 changer transitions 3/121 dead transitions. [2023-11-30 02:07:31,796 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 121 transitions, 439 flow [2023-11-30 02:07:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:07:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:07:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 283 transitions. [2023-11-30 02:07:31,800 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8202898550724638 [2023-11-30 02:07:31,800 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 283 transitions. [2023-11-30 02:07:31,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 283 transitions. [2023-11-30 02:07:31,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:31,801 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 283 transitions. [2023-11-30 02:07:31,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 94.33333333333333) internal successors, (283), 3 states have internal predecessors, (283), 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) [2023-11-30 02:07:31,803 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:31,804 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:31,805 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, -3 predicate places. [2023-11-30 02:07:31,805 INFO L500 AbstractCegarLoop]: Abstraction has has 103 places, 121 transitions, 439 flow [2023-11-30 02:07:31,805 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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) [2023-11-30 02:07:31,805 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:31,805 INFO L232 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] [2023-11-30 02:07:31,806 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-30 02:07:31,806 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:31,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:31,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1521858686, now seen corresponding path program 1 times [2023-11-30 02:07:31,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:31,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783368172] [2023-11-30 02:07:31,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:31,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:31,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:31,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:31,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783368172] [2023-11-30 02:07:31,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783368172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:31,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:31,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-30 02:07:31,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320168626] [2023-11-30 02:07:31,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:31,992 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:07:31,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:31,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:07:31,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:07:31,993 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 115 [2023-11-30 02:07:31,993 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 121 transitions, 439 flow. Second operand has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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) [2023-11-30 02:07:31,993 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:31,993 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 115 [2023-11-30 02:07:31,993 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:32,082 INFO L124 PetriNetUnfolderBase]: 71/489 cut-off events. [2023-11-30 02:07:32,083 INFO L125 PetriNetUnfolderBase]: For 222/236 co-relation queries the response was YES. [2023-11-30 02:07:32,084 INFO L83 FinitePrefix]: Finished finitePrefix Result has 989 conditions, 489 events. 71/489 cut-off events. For 222/236 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 2687 event pairs, 8 based on Foata normal form. 9/456 useless extension candidates. Maximal degree in co-relation 930. Up to 181 conditions per place. [2023-11-30 02:07:32,087 INFO L140 encePairwiseOnDemand]: 108/115 looper letters, 27 selfloop transitions, 13 changer transitions 3/122 dead transitions. [2023-11-30 02:07:32,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 122 transitions, 527 flow [2023-11-30 02:07:32,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:07:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:07:32,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 300 transitions. [2023-11-30 02:07:32,091 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8695652173913043 [2023-11-30 02:07:32,091 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 300 transitions. [2023-11-30 02:07:32,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 300 transitions. [2023-11-30 02:07:32,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:32,091 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 300 transitions. [2023-11-30 02:07:32,092 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 100.0) internal successors, (300), 3 states have internal predecessors, (300), 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) [2023-11-30 02:07:32,093 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:32,093 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:32,094 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, -2 predicate places. [2023-11-30 02:07:32,094 INFO L500 AbstractCegarLoop]: Abstraction has has 104 places, 122 transitions, 527 flow [2023-11-30 02:07:32,094 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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) [2023-11-30 02:07:32,094 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:32,094 INFO L232 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] [2023-11-30 02:07:32,095 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-30 02:07:32,095 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:32,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:32,096 INFO L85 PathProgramCache]: Analyzing trace with hash -47913599, now seen corresponding path program 1 times [2023-11-30 02:07:32,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:32,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677964628] [2023-11-30 02:07:32,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:32,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:32,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:32,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677964628] [2023-11-30 02:07:32,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677964628] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:32,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:32,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-30 02:07:32,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921827382] [2023-11-30 02:07:32,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:32,157 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-30 02:07:32,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:32,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-30 02:07:32,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-30 02:07:32,159 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 115 [2023-11-30 02:07:32,160 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 122 transitions, 527 flow. Second operand has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 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) [2023-11-30 02:07:32,160 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:32,160 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 115 [2023-11-30 02:07:32,160 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:32,243 INFO L124 PetriNetUnfolderBase]: 86/553 cut-off events. [2023-11-30 02:07:32,243 INFO L125 PetriNetUnfolderBase]: For 461/528 co-relation queries the response was YES. [2023-11-30 02:07:32,243 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1304 conditions, 553 events. 86/553 cut-off events. For 461/528 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 3201 event pairs, 11 based on Foata normal form. 4/519 useless extension candidates. Maximal degree in co-relation 1241. Up to 191 conditions per place. [2023-11-30 02:07:32,245 INFO L140 encePairwiseOnDemand]: 110/115 looper letters, 57 selfloop transitions, 5 changer transitions 3/133 dead transitions. [2023-11-30 02:07:32,245 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 133 transitions, 725 flow [2023-11-30 02:07:32,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-30 02:07:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-30 02:07:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 282 transitions. [2023-11-30 02:07:32,246 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8173913043478261 [2023-11-30 02:07:32,246 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 282 transitions. [2023-11-30 02:07:32,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 282 transitions. [2023-11-30 02:07:32,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:32,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 282 transitions. [2023-11-30 02:07:32,247 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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) [2023-11-30 02:07:32,248 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:32,248 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 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) [2023-11-30 02:07:32,249 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, 0 predicate places. [2023-11-30 02:07:32,250 INFO L500 AbstractCegarLoop]: Abstraction has has 106 places, 133 transitions, 725 flow [2023-11-30 02:07:32,250 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 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) [2023-11-30 02:07:32,250 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:32,250 INFO L232 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] [2023-11-30 02:07:32,250 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-30 02:07:32,251 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:32,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:32,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1033989995, now seen corresponding path program 1 times [2023-11-30 02:07:32,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:32,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724476517] [2023-11-30 02:07:32,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:32,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:32,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:32,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724476517] [2023-11-30 02:07:32,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724476517] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:32,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:32,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 02:07:32,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354399818] [2023-11-30 02:07:32,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:32,601 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-30 02:07:32,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:32,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-30 02:07:32,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-30 02:07:32,603 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 115 [2023-11-30 02:07:32,604 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 133 transitions, 725 flow. Second operand has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 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) [2023-11-30 02:07:32,604 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:32,604 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 115 [2023-11-30 02:07:32,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:32,743 INFO L124 PetriNetUnfolderBase]: 152/660 cut-off events. [2023-11-30 02:07:32,744 INFO L125 PetriNetUnfolderBase]: For 1455/1569 co-relation queries the response was YES. [2023-11-30 02:07:32,745 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1995 conditions, 660 events. 152/660 cut-off events. For 1455/1569 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 3928 event pairs, 17 based on Foata normal form. 2/634 useless extension candidates. Maximal degree in co-relation 1927. Up to 261 conditions per place. [2023-11-30 02:07:32,746 INFO L140 encePairwiseOnDemand]: 110/115 looper letters, 24 selfloop transitions, 4 changer transitions 75/176 dead transitions. [2023-11-30 02:07:32,746 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 176 transitions, 1349 flow [2023-11-30 02:07:32,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-30 02:07:32,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-30 02:07:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 549 transitions. [2023-11-30 02:07:32,747 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7956521739130434 [2023-11-30 02:07:32,747 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 549 transitions. [2023-11-30 02:07:32,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 549 transitions. [2023-11-30 02:07:32,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:32,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 549 transitions. [2023-11-30 02:07:32,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 91.5) internal successors, (549), 6 states have internal predecessors, (549), 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) [2023-11-30 02:07:32,750 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2023-11-30 02:07:32,750 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2023-11-30 02:07:32,752 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, 4 predicate places. [2023-11-30 02:07:32,752 INFO L500 AbstractCegarLoop]: Abstraction has has 110 places, 176 transitions, 1349 flow [2023-11-30 02:07:32,753 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 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) [2023-11-30 02:07:32,753 INFO L224 CegarLoopForPetriNet]: Found error trace [2023-11-30 02:07:32,753 INFO L232 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] [2023-11-30 02:07:32,753 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-30 02:07:32,753 INFO L425 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2023-11-30 02:07:32,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-30 02:07:32,754 INFO L85 PathProgramCache]: Analyzing trace with hash -103760320, now seen corresponding path program 1 times [2023-11-30 02:07:32,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-30 02:07:32,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055978111] [2023-11-30 02:07:32,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-30 02:07:32,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-30 02:07:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-30 02:07:32,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-30 02:07:32,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-30 02:07:32,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055978111] [2023-11-30 02:07:32,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055978111] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-30 02:07:32,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-30 02:07:32,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-30 02:07:32,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362155503] [2023-11-30 02:07:32,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-30 02:07:32,904 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-30 02:07:32,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-30 02:07:32,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-30 02:07:32,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-30 02:07:32,906 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 115 [2023-11-30 02:07:32,907 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 176 transitions, 1349 flow. Second operand has 5 states, 5 states have (on average 88.8) internal successors, (444), 5 states have internal predecessors, (444), 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) [2023-11-30 02:07:32,907 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-30 02:07:32,907 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 115 [2023-11-30 02:07:32,907 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-30 02:07:32,986 INFO L124 PetriNetUnfolderBase]: 70/373 cut-off events. [2023-11-30 02:07:32,987 INFO L125 PetriNetUnfolderBase]: For 1339/1339 co-relation queries the response was YES. [2023-11-30 02:07:32,987 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1208 conditions, 373 events. 70/373 cut-off events. For 1339/1339 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1662 event pairs, 8 based on Foata normal form. 17/381 useless extension candidates. Maximal degree in co-relation 1126. Up to 134 conditions per place. [2023-11-30 02:07:32,988 INFO L140 encePairwiseOnDemand]: 107/115 looper letters, 0 selfloop transitions, 0 changer transitions 147/147 dead transitions. [2023-11-30 02:07:32,988 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 147 transitions, 1199 flow [2023-11-30 02:07:32,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-30 02:07:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-11-30 02:07:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 453 transitions. [2023-11-30 02:07:32,990 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7878260869565218 [2023-11-30 02:07:32,990 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 453 transitions. [2023-11-30 02:07:32,990 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 453 transitions. [2023-11-30 02:07:32,990 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-30 02:07:32,990 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 453 transitions. [2023-11-30 02:07:32,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 90.6) internal successors, (453), 5 states have internal predecessors, (453), 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) [2023-11-30 02:07:32,992 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 115.0) internal successors, (690), 6 states have internal predecessors, (690), 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) [2023-11-30 02:07:32,992 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 115.0) internal successors, (690), 6 states have internal predecessors, (690), 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) [2023-11-30 02:07:32,994 INFO L307 CegarLoopForPetriNet]: 106 programPoint places, 6 predicate places. [2023-11-30 02:07:32,994 INFO L500 AbstractCegarLoop]: Abstraction has has 112 places, 147 transitions, 1199 flow [2023-11-30 02:07:32,994 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 88.8) internal successors, (444), 5 states have internal predecessors, (444), 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) [2023-11-30 02:07:32,999 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_30-traces-oplus-vs-meet_true.i_BEv2_AllErrorsAtOnce [2023-11-30 02:07:33,031 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2023-11-30 02:07:33,032 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 8 remaining) [2023-11-30 02:07:33,032 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-30 02:07:33,033 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-30 02:07:33,038 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-30 02:07:33,038 INFO L172 ceAbstractionStarter]: Computing trace abstraction results [2023-11-30 02:07:33,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:07:33 BasicIcfg [2023-11-30 02:07:33,045 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 02:07:33,050 INFO L158 Benchmark]: Toolchain (without parser) took 2773.04ms. Allocated memory was 381.7MB in the beginning and 474.0MB in the end (delta: 92.3MB). Free memory was 332.2MB in the beginning and 348.5MB in the end (delta: -16.3MB). Peak memory consumption was 77.8MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,051 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 381.7MB. Free memory is still 337.8MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 02:07:33,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.29ms. Allocated memory is still 381.7MB. Free memory was 331.8MB in the beginning and 312.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.30ms. Allocated memory is still 381.7MB. Free memory was 312.2MB in the beginning and 310.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,052 INFO L158 Benchmark]: Boogie Preprocessor took 27.82ms. Allocated memory is still 381.7MB. Free memory was 310.1MB in the beginning and 308.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,052 INFO L158 Benchmark]: RCFGBuilder took 377.70ms. Allocated memory is still 381.7MB. Free memory was 308.3MB in the beginning and 289.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,052 INFO L158 Benchmark]: TraceAbstraction took 1966.89ms. Allocated memory was 381.7MB in the beginning and 474.0MB in the end (delta: 92.3MB). Free memory was 289.5MB in the beginning and 348.5MB in the end (delta: -59.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.0GB. [2023-11-30 02:07:33,053 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 381.7MB. Free memory is still 337.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 344.29ms. Allocated memory is still 381.7MB. Free memory was 331.8MB in the beginning and 312.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 52.30ms. Allocated memory is still 381.7MB. Free memory was 312.2MB in the beginning and 310.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 27.82ms. Allocated memory is still 381.7MB. Free memory was 310.1MB in the beginning and 308.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 377.70ms. Allocated memory is still 381.7MB. Free memory was 308.3MB in the beginning and 289.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * TraceAbstraction took 1966.89ms. Allocated memory was 381.7MB in the beginning and 474.0MB in the end (delta: 92.3MB). Free memory was 289.5MB in the beginning and 348.5MB in the end (delta: -59.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 701]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 704]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: 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 3 procedures, 141 locations, 8 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: 1.9s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 79 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 79 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 285 IncrementalHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 46 mSDtfsCounter, 285 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1349occurred in iteration=5, InterpolantAutomatonStates: 23, 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, 0.7s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 524 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-30 02:07:33,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...