/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_19-publish-precision_unknown_2_pos.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:41:49,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:41:50,070 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 00:41:50,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:41:50,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:41:50,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:41:50,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:41:50,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:41:50,114 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:41:50,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:41:50,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:41:50,115 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:41:50,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:41:50,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:41:50,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:41:50,116 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:41:50,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:41:50,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:41:50,117 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:41:50,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:41:50,117 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:41:50,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:41:50,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:41:50,117 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:41:50,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:41:50,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:50,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:41:50,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:41:50,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:41:50,118 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:41:50,119 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:41:50,119 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:41:50,119 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 00:41:50,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:41:50,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:41:50,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:41:50,419 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:41:50,420 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:41:50,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2025-03-15 00:41:51,655 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16d931aea/7c1028d4bd76423eb5c579c0db57bd19/FLAG0ef07f02b [2025-03-15 00:41:51,849 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:41:51,849 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2025-03-15 00:41:51,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16d931aea/7c1028d4bd76423eb5c579c0db57bd19/FLAG0ef07f02b [2025-03-15 00:41:51,879 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16d931aea/7c1028d4bd76423eb5c579c0db57bd19 [2025-03-15 00:41:51,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:41:51,885 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:41:51,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:51,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:41:51,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:41:51,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:51" (1/1) ... [2025-03-15 00:41:51,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f693cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:51, skipping insertion in model container [2025-03-15 00:41:51,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:51" (1/1) ... [2025-03-15 00:41:51,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:41:52,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:52,154 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:41:52,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:52,220 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:41:52,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52 WrapperNode [2025-03-15 00:41:52,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:52,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:52,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:41:52,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:41:52,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,253 INFO L138 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2025-03-15 00:41:52,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:52,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:41:52,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:41:52,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:41:52,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,270 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:41:52,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:41:52,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:41:52,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:41:52,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (1/1) ... [2025-03-15 00:41:52,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:52,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:41:52,312 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 00:41:52,316 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 00:41:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:41:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:41:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2025-03-15 00:41:52,344 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2025-03-15 00:41:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:41:52,344 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:41:52,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:41:52,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:41:52,345 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 00:41:52,454 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:41:52,455 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:41:52,595 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:41:52,595 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:41:52,620 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:41:52,620 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 00:41:52,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:52 BoogieIcfgContainer [2025-03-15 00:41:52,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:41:52,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:41:52,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:41:52,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:41:52,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:41:51" (1/3) ... [2025-03-15 00:41:52,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c1fa625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:52, skipping insertion in model container [2025-03-15 00:41:52,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:52" (2/3) ... [2025-03-15 00:41:52,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c1fa625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:52, skipping insertion in model container [2025-03-15 00:41:52,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:52" (3/3) ... [2025-03-15 00:41:52,631 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2025-03-15 00:41:52,641 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:41:52,643 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_19-publish-precision_unknown_2_pos.i that has 2 procedures, 82 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2025-03-15 00:41:52,643 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:41:52,688 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-15 00:41:52,729 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:41:52,744 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;@531440b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:41:52,744 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2025-03-15 00:41:52,774 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:41:52,775 INFO L124 PetriNetUnfolderBase]: 0/39 cut-off events. [2025-03-15 00:41:52,776 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:41:52,776 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:52,777 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] [2025-03-15 00:41:52,777 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-03-15 00:41:52,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:52,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1124620218, now seen corresponding path program 1 times [2025-03-15 00:41:52,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:52,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137235791] [2025-03-15 00:41:52,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:52,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:53,005 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 00:41:53,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:53,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137235791] [2025-03-15 00:41:53,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137235791] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:53,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:53,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:53,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617567873] [2025-03-15 00:41:53,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:53,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:53,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:53,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:53,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:53,036 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 83 [2025-03-15 00:41:53,039 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 83 transitions, 173 flow. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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 00:41:53,039 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:53,039 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 83 [2025-03-15 00:41:53,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:53,200 INFO L124 PetriNetUnfolderBase]: 74/413 cut-off events. [2025-03-15 00:41:53,200 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-15 00:41:53,205 INFO L83 FinitePrefix]: Finished finitePrefix Result has 601 conditions, 413 events. 74/413 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2157 event pairs, 20 based on Foata normal form. 40/404 useless extension candidates. Maximal degree in co-relation 553. Up to 102 conditions per place. [2025-03-15 00:41:53,208 INFO L140 encePairwiseOnDemand]: 76/83 looper letters, 25 selfloop transitions, 4 changer transitions 9/93 dead transitions. [2025-03-15 00:41:53,208 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 93 transitions, 263 flow [2025-03-15 00:41:53,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:53,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 222 transitions. [2025-03-15 00:41:53,221 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.891566265060241 [2025-03-15 00:41:53,224 INFO L298 CegarLoopForPetriNet]: 85 programPoint places, -1 predicate places. [2025-03-15 00:41:53,224 INFO L471 AbstractCegarLoop]: Abstraction has has 84 places, 93 transitions, 263 flow [2025-03-15 00:41:53,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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 00:41:53,225 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:53,225 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] [2025-03-15 00:41:53,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:41:53,225 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-03-15 00:41:53,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:53,226 INFO L85 PathProgramCache]: Analyzing trace with hash -453529840, now seen corresponding path program 1 times [2025-03-15 00:41:53,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:53,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197854229] [2025-03-15 00:41:53,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:53,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:53,305 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 00:41:53,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:53,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197854229] [2025-03-15 00:41:53,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197854229] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:53,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:53,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:53,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675135551] [2025-03-15 00:41:53,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:53,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:53,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:53,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:53,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:53,308 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 83 [2025-03-15 00:41:53,309 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 93 transitions, 263 flow. Second operand has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 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 00:41:53,309 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:53,309 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 83 [2025-03-15 00:41:53,309 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:53,402 INFO L124 PetriNetUnfolderBase]: 83/462 cut-off events. [2025-03-15 00:41:53,402 INFO L125 PetriNetUnfolderBase]: For 76/113 co-relation queries the response was YES. [2025-03-15 00:41:53,403 INFO L83 FinitePrefix]: Finished finitePrefix Result has 859 conditions, 462 events. 83/462 cut-off events. For 76/113 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2548 event pairs, 21 based on Foata normal form. 1/417 useless extension candidates. Maximal degree in co-relation 807. Up to 177 conditions per place. [2025-03-15 00:41:53,405 INFO L140 encePairwiseOnDemand]: 78/83 looper letters, 34 selfloop transitions, 5 changer transitions 9/101 dead transitions. [2025-03-15 00:41:53,405 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 101 transitions, 381 flow [2025-03-15 00:41:53,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:53,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 206 transitions. [2025-03-15 00:41:53,408 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8273092369477911 [2025-03-15 00:41:53,408 INFO L298 CegarLoopForPetriNet]: 85 programPoint places, 1 predicate places. [2025-03-15 00:41:53,408 INFO L471 AbstractCegarLoop]: Abstraction has has 86 places, 101 transitions, 381 flow [2025-03-15 00:41:53,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 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 00:41:53,408 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:53,408 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 00:41:53,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:41:53,409 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-03-15 00:41:53,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:53,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1965927462, now seen corresponding path program 1 times [2025-03-15 00:41:53,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:53,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703088935] [2025-03-15 00:41:53,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:53,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:53,669 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 00:41:53,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:53,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703088935] [2025-03-15 00:41:53,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703088935] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:53,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:53,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-15 00:41:53,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444293795] [2025-03-15 00:41:53,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:53,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-15 00:41:53,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:53,671 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-15 00:41:53,671 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-15 00:41:53,672 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 58 out of 83 [2025-03-15 00:41:53,675 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 101 transitions, 381 flow. Second operand has 6 states, 6 states have (on average 60.666666666666664) internal successors, (364), 6 states have internal predecessors, (364), 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 00:41:53,676 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:53,676 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 58 of 83 [2025-03-15 00:41:53,676 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:53,782 INFO L124 PetriNetUnfolderBase]: 9/177 cut-off events. [2025-03-15 00:41:53,782 INFO L125 PetriNetUnfolderBase]: For 100/104 co-relation queries the response was YES. [2025-03-15 00:41:53,783 INFO L83 FinitePrefix]: Finished finitePrefix Result has 343 conditions, 177 events. 9/177 cut-off events. For 100/104 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 415 event pairs, 0 based on Foata normal form. 15/184 useless extension candidates. Maximal degree in co-relation 275. Up to 55 conditions per place. [2025-03-15 00:41:53,784 INFO L140 encePairwiseOnDemand]: 75/83 looper letters, 15 selfloop transitions, 9 changer transitions 17/87 dead transitions. [2025-03-15 00:41:53,784 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 87 transitions, 361 flow [2025-03-15 00:41:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 00:41:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 00:41:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 317 transitions. [2025-03-15 00:41:53,786 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.763855421686747 [2025-03-15 00:41:53,786 INFO L298 CegarLoopForPetriNet]: 85 programPoint places, 3 predicate places. [2025-03-15 00:41:53,786 INFO L471 AbstractCegarLoop]: Abstraction has has 88 places, 87 transitions, 361 flow [2025-03-15 00:41:53,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 60.666666666666664) internal successors, (364), 6 states have internal predecessors, (364), 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 00:41:53,787 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:53,787 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] [2025-03-15 00:41:53,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:41:53,787 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-03-15 00:41:53,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:53,790 INFO L85 PathProgramCache]: Analyzing trace with hash 382824684, now seen corresponding path program 1 times [2025-03-15 00:41:53,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:53,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494609544] [2025-03-15 00:41:53,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:53,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:53,830 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 00:41:53,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:53,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494609544] [2025-03-15 00:41:53,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494609544] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:53,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:53,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:53,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42345743] [2025-03-15 00:41:53,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:53,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:53,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:53,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:53,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:53,832 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 83 [2025-03-15 00:41:53,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 87 transitions, 361 flow. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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 00:41:53,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:53,832 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 83 [2025-03-15 00:41:53,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:53,878 INFO L124 PetriNetUnfolderBase]: 9/175 cut-off events. [2025-03-15 00:41:53,878 INFO L125 PetriNetUnfolderBase]: For 154/160 co-relation queries the response was YES. [2025-03-15 00:41:53,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 395 conditions, 175 events. 9/175 cut-off events. For 154/160 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 405 event pairs, 0 based on Foata normal form. 0/169 useless extension candidates. Maximal degree in co-relation 323. Up to 53 conditions per place. [2025-03-15 00:41:53,878 INFO L140 encePairwiseOnDemand]: 80/83 looper letters, 0 selfloop transitions, 0 changer transitions 86/86 dead transitions. [2025-03-15 00:41:53,878 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 86 transitions, 413 flow [2025-03-15 00:41:53,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:53,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:53,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 196 transitions. [2025-03-15 00:41:53,880 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7871485943775101 [2025-03-15 00:41:53,880 INFO L298 CegarLoopForPetriNet]: 85 programPoint places, 4 predicate places. [2025-03-15 00:41:53,880 INFO L471 AbstractCegarLoop]: Abstraction has has 89 places, 86 transitions, 413 flow [2025-03-15 00:41:53,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 3 states have internal predecessors, (187), 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 00:41:53,887 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_19-publish-precision_unknown_2_pos.i_petrified1_AllErrorsAtOnce [2025-03-15 00:41:53,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2025-03-15 00:41:53,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2025-03-15 00:41:53,903 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2025-03-15 00:41:53,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2025-03-15 00:41:53,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2025-03-15 00:41:53,904 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2025-03-15 00:41:53,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-15 00:41:53,906 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-15 00:41:53,910 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:41:53,910 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:41:53,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:41:53 BasicIcfg [2025-03-15 00:41:53,914 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:41:53,915 INFO L158 Benchmark]: Toolchain (without parser) took 2031.88ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 21.9MB in the end (delta: 21.6MB). Peak memory consumption was 35.5MB. Max. memory is 8.0GB. [2025-03-15 00:41:53,915 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 71.3MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:53,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.88ms. Allocated memory is still 71.3MB. Free memory was 43.4MB in the beginning and 23.9MB in the end (delta: 19.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-03-15 00:41:53,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.35ms. Allocated memory is still 71.3MB. Free memory was 23.9MB in the beginning and 22.2MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:41:53,917 INFO L158 Benchmark]: Boogie Preprocessor took 24.80ms. Allocated memory is still 71.3MB. Free memory was 22.2MB in the beginning and 21.3MB in the end (delta: 921.8kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:53,918 INFO L158 Benchmark]: RCFGBuilder took 341.26ms. Allocated memory is still 71.3MB. Free memory was 21.2MB in the beginning and 33.3MB in the end (delta: -12.2MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. [2025-03-15 00:41:53,918 INFO L158 Benchmark]: TraceAbstraction took 1290.67ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.3MB in the beginning and 21.9MB in the end (delta: 10.4MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. [2025-03-15 00:41:53,919 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 35.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 335.88ms. Allocated memory is still 71.3MB. Free memory was 43.4MB in the beginning and 23.9MB in the end (delta: 19.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.35ms. Allocated memory is still 71.3MB. Free memory was 23.9MB in the beginning and 22.2MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.80ms. Allocated memory is still 71.3MB. Free memory was 22.2MB in the beginning and 21.3MB in the end (delta: 921.8kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 341.26ms. Allocated memory is still 71.3MB. Free memory was 21.2MB in the beginning and 33.3MB in the end (delta: -12.2MB). Peak memory consumption was 7.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1290.67ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 32.3MB in the beginning and 21.9MB in the end (delta: 10.4MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 699]: 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, 111 locations, 6 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: 1.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 148 IncrementalHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 29 mSDtfsCounter, 148 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, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=413occurred 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, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 155 ConstructedInterpolants, 0 QuantifiedInterpolants, 254 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 00:41:53,931 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...