/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.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.positions.where.we.compute.the.hoare.annotation All --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_29-multiple-protecting2-vesal_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:42:05,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:42:05,542 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 [2025-03-15 00:42:05,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:42:05,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:42:05,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:42:05,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:42:05,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:42:05,568 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:42:05,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:42:05,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:42:05,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All 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 [2025-03-15 00:42:05,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:42:05,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:42:05,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:42:05,862 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:42:05,862 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:42:05,863 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 00:42:07,030 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b57e6050/548f276ccec048a8a1634dc8f0fd0edd/FLAGbd8f692bf [2025-03-15 00:42:07,238 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:42:07,238 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 00:42:07,247 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b57e6050/548f276ccec048a8a1634dc8f0fd0edd/FLAGbd8f692bf [2025-03-15 00:42:07,625 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b57e6050/548f276ccec048a8a1634dc8f0fd0edd [2025-03-15 00:42:07,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:42:07,627 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:42:07,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:42:07,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:42:07,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:42:07,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79711433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07, skipping insertion in model container [2025-03-15 00:42:07,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,649 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:42:07,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:42:07,837 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:42:07,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:42:07,894 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:42:07,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07 WrapperNode [2025-03-15 00:42:07,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:42:07,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:42:07,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:42:07,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:42:07,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,924 INFO L138 Inliner]: procedures = 162, calls = 43, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 94 [2025-03-15 00:42:07,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:42:07,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:42:07,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:42:07,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:42:07,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,943 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:42:07,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:42:07,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:42:07,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:42:07,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (1/1) ... [2025-03-15 00:42:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:42:07,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:42:07,996 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) [2025-03-15 00:42:08,008 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 [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2025-03-15 00:42:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:42:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:42:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:42:08,032 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-15 00:42:08,127 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:42:08,128 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:42:08,350 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:42:08,351 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:42:08,397 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:42:08,397 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 00:42:08,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:42:08 BoogieIcfgContainer [2025-03-15 00:42:08,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:42:08,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:42:08,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:42:08,408 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:42:08,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:42:07" (1/3) ... [2025-03-15 00:42:08,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e7e971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:42:08, skipping insertion in model container [2025-03-15 00:42:08,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:42:07" (2/3) ... [2025-03-15 00:42:08,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e7e971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:42:08, skipping insertion in model container [2025-03-15 00:42:08,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:42:08" (3/3) ... [2025-03-15 00:42:08,410 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 00:42:08,421 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:42:08,422 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_29-multiple-protecting2-vesal_true.i that has 2 procedures, 139 locations, 1 initial locations, 0 loop locations, and 7 error locations. [2025-03-15 00:42:08,422 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:42:08,479 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-15 00:42:08,516 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:42:08,529 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=All, 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;@2975b295, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:42:08,529 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2025-03-15 00:42:08,577 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:42:08,577 INFO L124 PetriNetUnfolderBase]: 0/48 cut-off events. [2025-03-15 00:42:08,578 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:42:08,579 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:42:08,579 INFO L221 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] [2025-03-15 00:42:08,579 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:42:08,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:42:08,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1409999796, now seen corresponding path program 1 times [2025-03-15 00:42:08,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:42:08,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895670219] [2025-03-15 00:42:08,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:42:08,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:42:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:42:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:42:08,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:42:08,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895670219] [2025-03-15 00:42:08,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895670219] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:42:08,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:42:08,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:42:08,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406612260] [2025-03-15 00:42:08,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:42:08,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:42:08,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:42:08,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:42:08,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:42:08,827 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 144 [2025-03-15 00:42:08,830 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 144 transitions, 295 flow. Second operand has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2025-03-15 00:42:08,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:42:08,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 144 [2025-03-15 00:42:08,831 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:42:09,136 INFO L124 PetriNetUnfolderBase]: 349/1541 cut-off events. [2025-03-15 00:42:09,137 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-15 00:42:09,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2310 conditions, 1541 events. 349/1541 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 10624 event pairs, 82 based on Foata normal form. 138/1521 useless extension candidates. Maximal degree in co-relation 2255. Up to 461 conditions per place. [2025-03-15 00:42:09,153 INFO L140 encePairwiseOnDemand]: 123/144 looper letters, 47 selfloop transitions, 10 changer transitions 9/156 dead transitions. [2025-03-15 00:42:09,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 156 transitions, 445 flow [2025-03-15 00:42:09,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:42:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:42:09,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 373 transitions. [2025-03-15 00:42:09,164 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8634259259259259 [2025-03-15 00:42:09,168 INFO L298 CegarLoopForPetriNet]: 142 programPoint places, -7 predicate places. [2025-03-15 00:42:09,168 INFO L471 AbstractCegarLoop]: Abstraction has has 135 places, 156 transitions, 445 flow [2025-03-15 00:42:09,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.66666666666667) internal successors, (299), 3 states have internal predecessors, (299), 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) [2025-03-15 00:42:09,168 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:42:09,168 INFO L221 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] [2025-03-15 00:42:09,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:42:09,169 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:42:09,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:42:09,169 INFO L85 PathProgramCache]: Analyzing trace with hash -439297328, now seen corresponding path program 1 times [2025-03-15 00:42:09,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:42:09,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181646791] [2025-03-15 00:42:09,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:42:09,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:42:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:42:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:42:09,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:42:09,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181646791] [2025-03-15 00:42:09,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181646791] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:42:09,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:42:09,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:42:09,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433190162] [2025-03-15 00:42:09,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:42:09,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:42:09,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:42:09,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:42:09,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:42:09,268 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 144 [2025-03-15 00:42:09,268 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 156 transitions, 445 flow. Second operand has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 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) [2025-03-15 00:42:09,268 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:42:09,268 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 144 [2025-03-15 00:42:09,270 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:42:09,505 INFO L124 PetriNetUnfolderBase]: 393/1727 cut-off events. [2025-03-15 00:42:09,505 INFO L125 PetriNetUnfolderBase]: For 307/408 co-relation queries the response was YES. [2025-03-15 00:42:09,508 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3386 conditions, 1727 events. 393/1727 cut-off events. For 307/408 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 12236 event pairs, 90 based on Foata normal form. 13/1591 useless extension candidates. Maximal degree in co-relation 3327. Up to 758 conditions per place. [2025-03-15 00:42:09,512 INFO L140 encePairwiseOnDemand]: 137/144 looper letters, 80 selfloop transitions, 8 changer transitions 9/185 dead transitions. [2025-03-15 00:42:09,513 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 185 transitions, 745 flow [2025-03-15 00:42:09,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:42:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:42:09,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 345 transitions. [2025-03-15 00:42:09,516 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7986111111111112 [2025-03-15 00:42:09,516 INFO L298 CegarLoopForPetriNet]: 142 programPoint places, -5 predicate places. [2025-03-15 00:42:09,516 INFO L471 AbstractCegarLoop]: Abstraction has has 137 places, 185 transitions, 745 flow [2025-03-15 00:42:09,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 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) [2025-03-15 00:42:09,517 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:42:09,517 INFO L221 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] [2025-03-15 00:42:09,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:42:09,517 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:42:09,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:42:09,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1638393625, now seen corresponding path program 1 times [2025-03-15 00:42:09,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:42:09,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912815757] [2025-03-15 00:42:09,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:42:09,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:42:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:42:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:42:09,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:42:09,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912815757] [2025-03-15 00:42:09,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912815757] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:42:09,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:42:09,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-15 00:42:09,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353079434] [2025-03-15 00:42:09,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:42:09,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-15 00:42:09,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:42:09,759 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-15 00:42:09,759 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-15 00:42:09,760 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 144 [2025-03-15 00:42:09,762 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 185 transitions, 745 flow. Second operand has 6 states, 6 states have (on average 109.83333333333333) internal successors, (659), 6 states have internal predecessors, (659), 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) [2025-03-15 00:42:09,762 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:42:09,762 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 144 [2025-03-15 00:42:09,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:42:09,933 INFO L124 PetriNetUnfolderBase]: 103/650 cut-off events. [2025-03-15 00:42:09,933 INFO L125 PetriNetUnfolderBase]: For 364/366 co-relation queries the response was YES. [2025-03-15 00:42:09,934 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1452 conditions, 650 events. 103/650 cut-off events. For 364/366 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3033 event pairs, 9 based on Foata normal form. 44/670 useless extension candidates. Maximal degree in co-relation 1377. Up to 285 conditions per place. [2025-03-15 00:42:09,936 INFO L140 encePairwiseOnDemand]: 133/144 looper letters, 32 selfloop transitions, 15 changer transitions 19/155 dead transitions. [2025-03-15 00:42:09,937 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 155 transitions, 677 flow [2025-03-15 00:42:09,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 00:42:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 00:42:09,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 575 transitions. [2025-03-15 00:42:09,938 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7986111111111112 [2025-03-15 00:42:09,939 INFO L298 CegarLoopForPetriNet]: 142 programPoint places, -5 predicate places. [2025-03-15 00:42:09,939 INFO L471 AbstractCegarLoop]: Abstraction has has 137 places, 155 transitions, 677 flow [2025-03-15 00:42:09,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.83333333333333) internal successors, (659), 6 states have internal predecessors, (659), 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) [2025-03-15 00:42:09,940 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:42:09,940 INFO L221 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] [2025-03-15 00:42:09,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:42:09,940 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr3ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2025-03-15 00:42:09,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:42:09,940 INFO L85 PathProgramCache]: Analyzing trace with hash -6644042, now seen corresponding path program 1 times [2025-03-15 00:42:09,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:42:09,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180439201] [2025-03-15 00:42:09,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:42:09,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:42:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:42:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:42:10,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:42:10,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180439201] [2025-03-15 00:42:10,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180439201] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:42:10,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:42:10,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:42:10,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866330936] [2025-03-15 00:42:10,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:42:10,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:42:10,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:42:10,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:42:10,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:42:10,012 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 144 [2025-03-15 00:42:10,012 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 155 transitions, 677 flow. Second operand has 3 states, 3 states have (on average 100.66666666666667) internal successors, (302), 3 states have internal predecessors, (302), 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) [2025-03-15 00:42:10,012 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:42:10,012 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 144 [2025-03-15 00:42:10,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:42:10,120 INFO L124 PetriNetUnfolderBase]: 107/648 cut-off events. [2025-03-15 00:42:10,120 INFO L125 PetriNetUnfolderBase]: For 647/647 co-relation queries the response was YES. [2025-03-15 00:42:10,121 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1751 conditions, 648 events. 107/648 cut-off events. For 647/647 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3009 event pairs, 10 based on Foata normal form. 0/633 useless extension candidates. Maximal degree in co-relation 1672. Up to 281 conditions per place. [2025-03-15 00:42:10,122 INFO L140 encePairwiseOnDemand]: 141/144 looper letters, 0 selfloop transitions, 0 changer transitions 158/158 dead transitions. [2025-03-15 00:42:10,123 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 158 transitions, 835 flow [2025-03-15 00:42:10,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:42:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:42:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 325 transitions. [2025-03-15 00:42:10,125 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7523148148148148 [2025-03-15 00:42:10,125 INFO L298 CegarLoopForPetriNet]: 142 programPoint places, -4 predicate places. [2025-03-15 00:42:10,125 INFO L471 AbstractCegarLoop]: Abstraction has has 138 places, 158 transitions, 835 flow [2025-03-15 00:42:10,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.66666666666667) internal successors, (302), 3 states have internal predecessors, (302), 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) [2025-03-15 00:42:10,133 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_29-multiple-protecting2-vesal_true.i_petrified1_AllErrorsAtOnce [2025-03-15 00:42:10,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (11 of 12 remaining) [2025-03-15 00:42:10,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (10 of 12 remaining) [2025-03-15 00:42:10,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (9 of 12 remaining) [2025-03-15 00:42:10,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (8 of 12 remaining) [2025-03-15 00:42:10,156 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 12 remaining) [2025-03-15 00:42:10,157 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 12 remaining) [2025-03-15 00:42:10,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 00:42:10,157 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-15 00:42:10,161 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:42:10,162 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:42:10,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:42:10 BasicIcfg [2025-03-15 00:42:10,167 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:42:10,168 INFO L158 Benchmark]: Toolchain (without parser) took 2540.66ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 43.4MB in the beginning and 46.0MB in the end (delta: -2.6MB). Peak memory consumption was 64.7MB. Max. memory is 8.0GB. [2025-03-15 00:42:10,169 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:42:10,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.57ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 23.3MB in the end (delta: 19.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-03-15 00:42:10,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.76ms. Allocated memory is still 71.3MB. Free memory was 23.3MB in the beginning and 21.5MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:42:10,170 INFO L158 Benchmark]: Boogie Preprocessor took 27.62ms. Allocated memory is still 71.3MB. Free memory was 21.5MB in the beginning and 20.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:42:10,170 INFO L158 Benchmark]: RCFGBuilder took 448.22ms. Allocated memory is still 71.3MB. Free memory was 20.3MB in the beginning and 28.3MB in the end (delta: -8.1MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. [2025-03-15 00:42:10,170 INFO L158 Benchmark]: TraceAbstraction took 1763.67ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 27.4MB in the beginning and 46.0MB in the end (delta: -18.6MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. [2025-03-15 00:42:10,172 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 266.57ms. Allocated memory is still 71.3MB. Free memory was 43.2MB in the beginning and 23.3MB in the end (delta: 19.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.76ms. Allocated memory is still 71.3MB. Free memory was 23.3MB in the beginning and 21.5MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.62ms. Allocated memory is still 71.3MB. Free memory was 21.5MB in the beginning and 20.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 448.22ms. Allocated memory is still 71.3MB. Free memory was 20.3MB in the beginning and 28.3MB in the end (delta: -8.1MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1763.67ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 27.4MB in the beginning and 46.0MB in the end (delta: -18.6MB). Peak memory consumption was 49.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 691]: 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: 702]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: 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, 178 locations, 12 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: 1.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 240 IncrementalHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 54 mSDtfsCounter, 240 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=835occurred in iteration=4, InterpolantAutomatonStates: 14, 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, 0.4s InterpolantComputationTime, 203 NumberOfCodeBlocks, 203 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 00:42:10,185 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...